th-libs: th_network.c annotate

annotate th_network.c @ 121:8c39e8e90dbd

More work on proxy handling.

author	Matti Hamalainen <ccr@tnsp.org>
date	Sun, 22 Jun 2014 02:12:17 +0300
parents	38a39a9e3a1d
children	452adc41ccf5

rev	line source
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 /*
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	2 * Simple TCP network connection handling
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 * Programmed and designed by Matti 'ccr' Hamalainen
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	4 * (C) Copyright 2013-2014 Tecnic Software productions (TNSP)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5 *
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	6 * Please read file 'COPYING' for information on license and distribution.
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	7 */
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	8 #include "th_network.h"
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	9 #include "th_string.h"
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10 #include <errno.h>
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	12
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	13 static BOOL th_network_inited = FALSE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14 static qlist_t *th_conn_list = NULL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	15
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	16
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	17 enum
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18 {
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	19 SOCKS5_AUTH_NONE = 0,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	20 SOCKS5_AUTH_USER = 2,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 };
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	22
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	24 enum
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	25 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	26 SOCKS5_ADDR_IPV4 = 0x01,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	27 SOCKS5_ADDR_DOMAIN = 0x03,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	28 SOCKS5_ADDR_IPV6 = 0x04,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	29 };
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	30
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	31 static const char *th_proxy_types[] =
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	32 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	33 "none",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	34 "SOCKS 4",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	35 "SOCKS 4a",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	36 "SOCKS 5",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	37 NULL
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	38 };
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	39
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	41 static const char *th_socks5_results_msgs[] =
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	42 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	43 "Succeeded",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	44 "General SOCKS server failure",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	45 "Connection not allowed by ruleset",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	46 "Network unreachable",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	47 "Host unreachable",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	48 "Connection refused",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	49 "TTL expired",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	50 "Command not supported",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	51 "Address type not supported",
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	52 };
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	53
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	54 static const int th_socks5_results_msgs_num = sizeof(th_socks5_results_msgs) / sizeof(th_socks5_results_msgs[0]);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	55
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	56
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	57
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	58 static int th_get_socket_errno(void)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	59 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	60 return errno;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	61 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	62
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	63
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	64 void th_conn_err(th_conn_t conn, int err, const char fmt, ...)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	65 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	66 if (conn->errfunc != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	67 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	68 char *msg;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	69 va_list ap;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	70 va_start(ap, fmt);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	71 msg = th_strdup_vprintf(fmt, ap);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	72 va_end(ap);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	73
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	74 conn->errfunc(conn, err, msg);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	75 th_free(msg);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	76 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	77 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	78
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	79
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	80 void th_conn_msg(th_conn_t conn, int loglevel, const char fmt, ...)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	81 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	82 if (conn->msgfunc != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	83 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	84 char *msg;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	85 va_list ap;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	86 va_start(ap, fmt);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	87 msg = th_strdup_vprintf(fmt, ap);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	88 va_end(ap);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	89
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	90 conn->msgfunc(conn, loglevel, msg);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	91 th_free(msg);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	92 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	93 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	94
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	95
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	96 struct hostent th_resolve_host(th_conn_t conn, const char *name)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	97 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	98 struct hostent *res = gethostbyname(name);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	99
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	100 if (res == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	101 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	102 th_conn_err(conn, h_errno,
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	103 "Could not resolve hostname '%s': %s\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	104 name, th_error_str(h_errno));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	105 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	106 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	107 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	108 th_conn_msg(conn, THLOG_INFO, "True hostname for %s is %s\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	109 name, res->h_name);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	110 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	111
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	112 return res;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	113 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	114
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	115
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	116 th_conn_t * th_conn_new(
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	117 void (errfunc)(th_conn_t conn, int err, const char *msg),
103 f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	118 void (msgfunc)(th_conn_t conn, int loglevel, const char *msg),
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	119 ssize_t bufsize)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	120 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	121 th_conn_t *conn = th_malloc0(sizeof(th_conn_t));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	122
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	123 if (conn == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	124 return NULL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	125
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	126 conn->errfunc = errfunc;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	127 conn->msgfunc = msgfunc;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	128
103 f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	129 conn->bufsize = (bufsize <= 0) ? TH_CONNBUF_SIZE : bufsize;
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	130 if ((conn->buf = th_malloc(conn->bufsize)) == NULL)
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	131 {
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	132 th_free(conn);
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	133 return NULL;
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	134 }
f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	135
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	136 return conn;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	137 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	138
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	139
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	140 static BOOL th_get_addr(struct in_addr addr, struct hostent hst)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	141 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	142 if (hst != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	143 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	144 addr = (struct in_addr *) (hst->h_addr);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	145 return TRUE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	146 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	147 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	148 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	149 addr->s_addr = 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	150 return FALSE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	151 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	152 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	153
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	154
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	155 int th_conn_set_proxy(th_conn_t conn, int type, int port, const char host, int auth_type)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	156 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	157 if (conn == NULL)
104 ec5a5e573885 Return real error values. Matti Hamalainen <ccr@tnsp.org> parents: 103 diff changeset	158 return THERR_NULLPTR;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	159
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	160 conn->proxy.type = type;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	161 conn->proxy.port = port;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	162 conn->proxy.auth_type = auth_type;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	163
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	164 th_free(conn->proxy.host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	165 conn->proxy.host = th_strdup(host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	166
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	167 if (host != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	168 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	169 conn->proxy.hst = th_resolve_host(conn, host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	170 th_get_addr(&(conn->proxy.addr), conn->proxy.hst);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	171 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	172 else
104 ec5a5e573885 Return real error values. Matti Hamalainen <ccr@tnsp.org> parents: 103 diff changeset	173 return THERR_INVALID_DATA;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	174
104 ec5a5e573885 Return real error values. Matti Hamalainen <ccr@tnsp.org> parents: 103 diff changeset	175 return THERR_OK;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	176 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	177
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	178
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	179 int th_conn_set_proxy_mode(th_conn_t *conn, const int mode)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	180 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	181 if (conn == NULL)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	182 return THERR_NULLPTR;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	183
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	184 conn->proxy.mode = mode;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	185
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	186 return THERR_OK;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	187 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	188
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	189
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	190 int th_conn_set_proxy_addr_type(th_conn_t *conn, const int atype)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	191 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	192 if (conn == NULL)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	193 return THERR_NULLPTR;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	194
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	195 conn->proxy.addr_type = atype;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	196
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	197 return THERR_OK;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	198 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	199
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	200
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	201 int th_conn_set_proxy_auth_user(th_conn_t conn, const char userid, const char *passwd)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	202 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	203 if (conn == NULL)
104 ec5a5e573885 Return real error values. Matti Hamalainen <ccr@tnsp.org> parents: 103 diff changeset	204 return THERR_NULLPTR;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	205
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	206 th_free(conn->proxy.userid);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	207 conn->proxy.userid = th_strdup(userid);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	208
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	209 th_free(conn->proxy.passwd);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	210 conn->proxy.passwd = th_strdup(passwd);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	211
104 ec5a5e573885 Return real error values. Matti Hamalainen <ccr@tnsp.org> parents: 103 diff changeset	212 return THERR_OK;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	213 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	214
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	215
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	216 static int th_conn_proxy_wait(th_conn_t *conn)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	217 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	218 int status, tries;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	219
119 38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	220 for (status = TH_CONN_NO_DATA, tries = 1; tries <= 20 && status != TH_CONN_DATA_AVAIL; tries++)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	221 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	222 #ifdef __WIN32
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	223 Sleep(50);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	224 #else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	225 usleep(50000);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	226 #endif
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	227 th_conn_reset(conn);
119 38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	228 switch (status = th_conn_pull(conn))
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	229 {
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	230 case TH_CONN_ERROR:
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	231 th_conn_err(conn, status, "Proxy negotiation failed at try %d with network error: %s.\n",
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	232 tries, th_error_str(conn->err));
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	233 break;
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	234
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	235 case TH_CONN_DATA_AVAIL:
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	236 case TH_CONN_NO_DATA:
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	237 break;
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	238
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	239 default:
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	240 return status;
38a39a9e3a1d Fix proxy negotiation. Matti Hamalainen <ccr@tnsp.org> parents: 118 diff changeset	241 }
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	242 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	243
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	244 if (status != TH_CONN_DATA_AVAIL)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	245 th_conn_err(conn, THERR_TIMED_OUT, "Proxy negotiation timed out.\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	246
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	247 return status;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	248 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	249
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	250
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	251 static int th_conn_proxy_send(th_conn_t conn, th_growbuf_t buf)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	252 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	253 th_conn_reset(conn);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	254 return th_conn_send_growbuf(conn, buf);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	255 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	256
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	257
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	258 static int th_conn_socks4_negotiate(th_conn_t conn, const int port, const char host)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	259 {
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	260 th_growbuf_t buf;
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	261 uint8_t *ptr;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	262 int cmd, err = THERR_INIT_FAIL;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	263
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	264 (void) host;
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	265 th_growbuf_init(&buf, 128);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	266 th_conn_msg(conn, THLOG_INFO, "Initializing SOCKS 4/a proxy negotiation.\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	267
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	268 switch (conn->proxy.mode)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	269 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	270 case TH_PROXY_CMD_CONNECT: cmd = 1; break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	271 case TH_PROXY_CMD_BIND: cmd = 2; break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	272 default:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	273 err = THERR_NOT_SUPPORTED;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	274 th_conn_err(conn, err, "Invalid SOCKS 4 command/mode, unsupported.\n");
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	275 goto out;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	276 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	277
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	278 // Create SOCKS 4 handshake
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	279 th_growbuf_put_u8(&buf, 4); // Protocol version
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	280 th_growbuf_put_u8(&buf, cmd); // Command
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	281 th_growbuf_put_u16_be(&buf, port);
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	282
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	283 switch (conn->proxy.addr_type)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	284 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	285 case TH_PROXY_ADDR_IPV4:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	286 th_growbuf_put_str(&buf, (uint8_t *) &(conn->addr.s_addr), sizeof(conn->addr.s_addr));
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	287 break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	288
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	289 case TH_PROXY_ADDR_DOMAIN:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	290 if (conn->proxy.type == TH_PROXY_SOCKS4A)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	291 th_growbuf_put_u32_be(&buf, 0x00000032);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	292 else
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	293 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	294 err = THERR_INIT_FAIL;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	295 th_conn_err(conn, err,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	296 "Invalid proxy settings, SOCKS 4 in use, but domain address type requested. SOCKS 4a or 5 required for host atype.\n");
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	297 goto out;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	298 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	299 break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	300
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	301 default:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	302 err = THERR_INIT_FAIL;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	303 th_conn_err(conn, err,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	304 "Invalid proxy settings for SOCKS 4, unsupported address type requrested.\n");
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	305 goto out;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	306 }
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	307
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	308 th_growbuf_puts(&buf, conn->proxy.userid, TRUE);
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	309 if (conn->proxy.addr_type == TH_PROXY_ADDR_DOMAIN)
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	310 th_growbuf_puts(&buf, conn->host, TRUE);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	311
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	312 // Send request
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	313 if ((err = th_conn_proxy_send(conn, &buf)) != THERR_OK)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	314 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	315
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	316 // Wait for SOCKS server to reply
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	317 if (th_conn_proxy_wait(conn) != TH_CONN_DATA_AVAIL)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	318 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	319
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	320 ptr = (uint8_t*) conn->buf;
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	321 if (*ptr != 0)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	322 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	323 err = THERR_INIT_FAIL;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	324 th_conn_err(conn, err,
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	325 "Invalid SOCKS 4 server reply, does not begin with NUL byte (%d).\n",
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	326 *ptr);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	327 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	328 }
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	329
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	330 ptr++;
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	331 if (*ptr != 0x5a)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	332 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	333 const char *s = NULL;
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	334 switch (*ptr)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	335 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	336 case 0x5b: s = "Request rejected or failed"; break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	337 case 0x5c: s = "Request failed because client is not running identd (or not reachable from the server)"; break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	338 case 0x5d: s = "Request failed because client's identd could not confirm the user ID string in the request"; break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	339 default: s = "Unknown SOCKS 4 error response"; break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	340 }
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	341
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	342 err = THERR_INIT_FAIL;
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	343 th_conn_err(conn, err, "SOCKS 4 setup failed, 0x%02x: %s.\n", *ptr, s);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	344 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	345 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	346
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	347 err = THERR_OK;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	348
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	349 out:
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	350 th_growbuf_free(&buf);
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	351 return err;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	352 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	353
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	354
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	355 static int th_conn_socks5_negotiate(th_conn_t conn, const int port, const char host)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	356 {
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	357 th_growbuf_t buf;
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	358 uint8_t *ptr;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	359 int cmd, avail, auth, err = THERR_INIT_FAIL;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	360
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	361 th_growbuf_init(&buf, 256);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	362 th_conn_msg(conn, THLOG_INFO, "Initializing SOCKS 5 proxy negotiation.\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	363
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	364 switch (conn->proxy.mode)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	365 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	366 case TH_PROXY_CMD_CONNECT: cmd = 1; break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	367 case TH_PROXY_CMD_BIND: cmd = 2; break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	368 case TH_PROXY_CMD_ASSOC_UDP: cmd = 3; break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	369 default:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	370 err = THERR_NOT_SUPPORTED;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	371 th_conn_err(conn, err, "Invalid SOCKS 5 command/mode, unsupported.\n");
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	372 goto out;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	373 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	374
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	375 switch (conn->proxy.auth_type)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	376 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	377 case TH_PROXY_AUTH_NONE:
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	378 avail = 1;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	379 auth = SOCKS5_AUTH_NONE;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	380 break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	381
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	382 case TH_PROXY_AUTH_USER:
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	383 avail = 2;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	384 auth = SOCKS5_AUTH_USER;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	385 if (conn->proxy.userid == NULL \|\| conn->proxy.passwd == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	386 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	387 err = THERR_INVALID_DATA;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	388 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	389 "SOCKS 5 user authentication chosen, but no user/pass set.\n");
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	390 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	391 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	392
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	393 if (strlen(conn->proxy.userid) > 255 \|\|
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	394 strlen(conn->proxy.passwd) > 255)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	395 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	396 err = THERR_INVALID_DATA;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	397 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	398 "SOCKS 5 proxy userid or password is too long.\n");
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	399 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	400 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	401 break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	402
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	403 default:
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	404 err = THERR_NOT_SUPPORTED;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	405 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	406 "Unsupported proxy authentication method %d.\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	407 conn->proxy.auth_type);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	408 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	409 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	410
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	411
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	412 // Form handshake packet
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	413 th_growbuf_clear(&buf);
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	414 th_growbuf_put_u8(&buf, 0x05); // Protocol version
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	415 th_growbuf_put_u8(&buf, avail); // # of available auth methods
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	416 th_growbuf_put_u8(&buf, auth);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	417
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	418 // Send request
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	419 if ((err = th_conn_proxy_send(conn, &buf)) != THERR_OK)
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	420 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	421
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	422 // Wait for SOCKS server to reply
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	423 if (th_conn_proxy_wait(conn) != TH_CONN_DATA_AVAIL)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	424 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	425
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	426 ptr = (uint8_t *) conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	427 if (*ptr != 0x05)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	428 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	429 err = THERR_INVALID_DATA;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	430 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	431 "Invalid SOCKS 5 server reply, does not begin with protocol version byte (%d).\n", *ptr);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	432 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	433 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	434 ptr++;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	435 auth = *ptr;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	436
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	437 if (auth == 0xff)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	438 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	439 err = THERR_NOT_SUPPORTED;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	440 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	441 "No authentication method could be negotiated with the server.\n");
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	442 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	443 }
114 b44a0308b53f Add missing else statement. Matti Hamalainen <ccr@tnsp.org> parents: 113 diff changeset	444 else
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	445 if (auth == SOCKS5_AUTH_USER)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	446 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	447 // Attempt user/pass authentication (RFC 1929)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	448 th_growbuf_clear(&buf);
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	449
bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	450 th_growbuf_put_u8(&buf, 0x01);
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	451 th_growbuf_put_u8(&buf, strlen(conn->proxy.userid));
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	452 th_growbuf_puts(&buf, conn->proxy.userid, FALSE);
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	453 th_growbuf_put_u8(&buf, strlen(conn->proxy.passwd));
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	454 th_growbuf_puts(&buf, conn->proxy.passwd, FALSE);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	455
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	456 // Send request
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	457 if ((err = th_conn_proxy_send(conn, &buf)) != THERR_OK)
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	458 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	459
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	460 // Wait for SOCKS server to reply
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	461 if (th_conn_proxy_wait(conn) != TH_CONN_DATA_AVAIL)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	462 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	463
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	464 ptr = (uint8_t *) conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	465 if (*ptr != 0x01)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	466 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	467 err = THERR_INVALID_DATA;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	468 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	469 "Invalid SOCKS 5 server reply, does not begin with protocol version byte (%d).\n", *ptr);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	470 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	471 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	472 ptr++;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	473 if (*ptr != 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	474 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	475 err = THERR_AUTH_FAILED;
ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	476 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	477 "SOCKS 5 proxy user/pass authentication failed! Code %d.\n", *ptr);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	478 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	479 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	480 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	481 else
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	482 if (auth != SOCKS5_AUTH_NONE)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	483 {
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	484 err = THERR_NOT_SUPPORTED;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	485 th_conn_err(conn, err,
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	486 "Proxy server chose an unsupported SOCKS 5 authentication method %d.\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	487 auth);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	488 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	489 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	490
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	491 #if 1
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	492 // Form client connection request packet
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	493 th_growbuf_clear(&buf);
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	494 th_growbuf_put_u8(&buf, 0x05); // Protocol version
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	495 th_growbuf_put_u8(&buf, cmd); // Command
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	496 th_growbuf_put_u8(&buf, 0x00); // Reserved
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	497
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	498 switch (conn->proxy.addr_type)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	499 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	500 case TH_PROXY_ADDR_IPV4:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	501 th_growbuf_put_u8(&buf, SOCKS5_ADDR_IPV4);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	502 th_growbuf_put_str(&buf, (uint8_t *) &(conn->addr.s_addr), sizeof(conn->addr.s_addr));
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	503 break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	504
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	505 case TH_PROXY_ADDR_IPV6:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	506 th_growbuf_put_u8(&buf, SOCKS5_ADDR_IPV6);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	507 //th_growbuf_put_str(&buf, (uint8_t *) &(conn->addr.s_addr), sizeof(conn->addr.s_addr));
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	508 break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	509
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	510 case TH_PROXY_ADDR_DOMAIN:
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	511 cmd = strlen(conn->host);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	512 if (cmd < 1 \|\| cmd > 255)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	513 {
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	514 err = THERR_NOT_SUPPORTED;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	515 th_conn_err(conn, err,
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	516 "Domain address type requested, but domain name longer than 255 characters (%d).\n", cmd);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	517 goto out;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	518 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	519
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	520 th_growbuf_put_u8(&buf, SOCKS5_ADDR_DOMAIN);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	521 th_growbuf_put_u8(&buf, cmd);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	522 th_growbuf_put_str(&buf, conn->host, cmd);
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	523 break;
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	524 }
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	525
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	526 th_growbuf_put_u16_be(&buf, port);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	527
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	528 // Send request
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	529 if ((err = th_conn_proxy_send(conn, &buf)) != THERR_OK)
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	530 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	531
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	532 // Wait for SOCKS server to reply
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	533 if (th_conn_proxy_wait(conn) != TH_CONN_DATA_AVAIL)
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	534 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	535
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	536 ptr = (uint8_t *) conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	537 if (*ptr != 0x05)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	538 {
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	539 err = THERR_INVALID_DATA;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	540 th_conn_err(conn, err,
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	541 "Invalid SOCKS 5 server reply, does not begin with protocol version byte (%d).\n", *ptr);
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	542 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	543 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	544 ptr++;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	545 if (*ptr != 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	546 {
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	547 err = THERR_INIT_FAIL;
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	548 if (*ptr < th_socks5_results_msgs_num)
8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	549 th_conn_err(conn, err, "SOCKS 5 error: %s.\n", th_socks5_results_msgs[*ptr]);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	550 else
121 8c39e8e90dbd More work on proxy handling. Matti Hamalainen <ccr@tnsp.org> parents: 119 diff changeset	551 th_conn_err(conn, err, "Unknown SOCKS 5 result code 0x02x.\n", *ptr);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	552 goto out;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	553 }
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	554 ptr++;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	555 if (*ptr != 0)
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	556 {
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	557 err = THERR_INIT_FAIL;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	558 th_conn_err(conn, err, "wot.\n");
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	559 goto out;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	560 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	561
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	562 #endif
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	563
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	564 err = THERR_OK;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	565
112 5403f0d2d692 Use common exit codepath. Matti Hamalainen <ccr@tnsp.org> parents: 105 diff changeset	566 out:
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	567 th_growbuf_free(&buf);
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	568 return err;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	569 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	570
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	571
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	572 int th_conn_open(th_conn_t conn, const int port, const char host)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	573 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	574 struct sockaddr_in dest;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	575 int err = THERR_INIT_FAIL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	576
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	577 if (conn == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	578 return THERR_NULLPTR;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	579
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	580 conn->port = port;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	581 if (host != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	582 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	583 conn->host = th_strdup(host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	584 conn->hst = th_resolve_host(conn, host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	585 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	586
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	587 th_get_addr(&(conn->addr), conn->hst);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	588
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	589 // Prepare for connection
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	590 dest.sin_family = AF_INET;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	591
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	592 if (conn->proxy.type > TH_PROXY_NONE && conn->proxy.type < TH_PROXY_LAST)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	593 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	594 // If using a proxy, we connect to the proxy server
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	595 dest.sin_port = htons(conn->proxy.port);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	596 dest.sin_addr = conn->proxy.addr;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	597
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	598 th_conn_msg(conn, THLOG_INFO, "Connecting to %s proxy %s:%d ...\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	599 th_proxy_types[conn->proxy.type],
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	600 inet_ntoa(conn->proxy.addr), conn->proxy.port);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	601 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	602 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	603 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	604 dest.sin_port = htons(conn->port);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	605 dest.sin_addr = conn->addr;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	606
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	607 th_conn_msg(conn, THLOG_INFO, "Connecting to %s:%d ...\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	608 inet_ntoa(conn->addr), conn->port);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	609 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	610
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	611 if ((conn->socket = socket(PF_INET, SOCK_STREAM, 0)) == -1)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	612 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	613 err = th_errno_to_error(th_get_socket_errno());
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	614 th_conn_err(conn, err, "Could not open socket: %s\n", th_error_str(err));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	615 goto error;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	616 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	617
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	618 if (connect(conn->socket, (struct sockaddr *) &dest, sizeof(dest)) == -1)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	619 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	620 err = th_errno_to_error(th_get_socket_errno());
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	621 th_conn_err(conn, err, "Could not connect: %s\n", th_error_str(err));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	622 goto error;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	623 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	624
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	625 FD_ZERO(&(conn->sockfds));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	626 FD_SET(conn->socket, &(conn->sockfds));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	627
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	628 // Proxy-specific setup
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	629 switch (conn->proxy.type)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	630 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	631 case TH_PROXY_SOCKS4:
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	632 case TH_PROXY_SOCKS4A:
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	633 if ((err = th_conn_socks4_negotiate(conn, port, host)) != THERR_OK)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	634 goto error;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	635 th_conn_msg(conn, THLOG_INFO, "SOCKS 4 connection established!\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	636 break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	637
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	638 case TH_PROXY_SOCKS5:
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	639 if ((err = th_conn_socks5_negotiate(conn, port, host)) != THERR_OK)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	640 goto error;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	641 th_conn_msg(conn, THLOG_INFO, "SOCKS 5 connection established!\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	642 break;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	643 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	644
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	645 th_conn_reset(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	646 conn->status = TH_CONN_OPEN;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	647
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	648 // Insert to connection list
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	649 conn->node = th_llist_append(&th_conn_list, conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	650
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	651 return THERR_OK;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	652
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	653 error:
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	654 th_conn_close(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	655 return err;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	656 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	657
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	658
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	659 int th_conn_close(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	660 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	661 if (conn == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	662 return -1;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	663
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	664 if (conn->socket >= 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	665 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	666 #ifdef __WIN32
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	667 closesocket(conn->socket);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	668 #else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	669 close(conn->socket);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	670 #endif
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	671 conn->socket = -1;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	672 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	673
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	674 conn->status = TH_CONN_CLOSED;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	675 return 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	676 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	677
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	678
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	679 static void th_conn_free_nodelete(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	680 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	681 th_conn_close(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	682 th_free(conn->host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	683 th_free(conn->proxy.host);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	684 th_free(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	685 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	686
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	687
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	688 void th_conn_free(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	689 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	690 if (conn != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	691 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	692 // Remove from linked list
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	693 if (conn->node != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	694 th_llist_delete_node_fast(&th_conn_list, conn->node);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	695
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	696 // Free connection data
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	697 th_conn_free_nodelete(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	698 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	699 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	700
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	701
116 bc540c5bfaf9 More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 114 diff changeset	702 int th_conn_send_buf(th_conn_t conn, const void buf, const size_t len)
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	703 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	704 size_t bufLeft = len;
118 ca33c6c80176 Change type. Matti Hamalainen <ccr@tnsp.org> parents: 117 diff changeset	705 const char bufPtr = (char ) buf;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	706
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	707 while (bufLeft > 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	708 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	709 ssize_t bufSent;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	710 bufSent = send(conn->socket, bufPtr, bufLeft, 0);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	711 if (bufSent < 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	712 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	713 int err = th_errno_to_error(th_get_socket_errno());
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	714 th_conn_err(conn, err, "th_conn_send_buf() failed: %s", th_error_str(err));
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	715 return err;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	716 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	717 bufLeft -= bufSent;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	718 bufPtr += bufSent;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	719 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	720
105 ea5b1c4b3af5 Cleanups and a breaking API change. Matti Hamalainen <ccr@tnsp.org> parents: 104 diff changeset	721 return THERR_OK;
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	722 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	723
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	724
117 bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	725 int th_conn_send_growbuf(th_conn_t conn, th_growbuf_t buf)
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	726 {
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	727 int ret = th_conn_send_buf(conn, buf->data, buf->len);
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	728 th_growbuf_clear(buf);
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	729 return ret;
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	730 }
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	731
bfae4758fa6f More work on network module. Matti Hamalainen <ccr@tnsp.org> parents: 116 diff changeset	732
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	733 void th_conn_reset(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	734 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	735 if (conn != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	736 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	737 conn->ptr = conn->in_ptr = conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	738 conn->got_bytes = conn->total_bytes = 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	739 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	740 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	741
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	742
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	743 int th_conn_pull(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	744 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	745 int result;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	746 struct timeval socktv;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	747 fd_set tmpfds;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	748
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	749 if (conn == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	750 return TH_CONN_ERROR;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	751
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	752 // Shift the input buffer
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	753 if (conn->ptr > conn->buf)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	754 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	755 size_t left = conn->in_ptr - conn->ptr;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	756 if (left > 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	757 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	758 size_t moved = conn->ptr - conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	759 memmove(conn->buf, conn->ptr, left);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	760 conn->ptr = conn->buf;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	761 conn->in_ptr -= moved;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	762 conn->total_bytes -= moved;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	763 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	764 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	765 th_conn_reset(conn);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	766 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	767
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	768 // Check for incoming data
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	769 socktv.tv_sec = 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	770 socktv.tv_usec = TH_DELAY_USEC;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	771 tmpfds = conn->sockfds;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	772
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	773 if ((result = select(conn->socket + 1, &tmpfds, NULL, NULL, &socktv)) == -1)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	774 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	775 int err = th_get_socket_errno();
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	776 if (err != EINTR)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	777 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	778 err = th_errno_to_error(err);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	779 th_conn_err(conn, err, "Error occured in select(%d, sockfds): %s\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	780 socket, th_error_str(err));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	781 return TH_CONN_ERROR;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	782 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	783 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	784 else if (FD_ISSET(conn->socket, &tmpfds))
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	785 {
103 f7bec3f7181d Change connection creation API to specify incoming buffer size. Matti Hamalainen <ccr@tnsp.org> parents: 102 diff changeset	786 conn->got_bytes = recv(conn->socket, conn->in_ptr, conn->bufsize - conn->total_bytes, 0);
102 6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	787 if (conn->got_bytes < 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	788 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	789 int err = th_errno_to_error(th_get_socket_errno());
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	790 th_conn_err(conn, err, "Error in recv: %s\n", th_error_str(err));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	791 return TH_CONN_ERROR;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	792 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	793 else if (conn->got_bytes == 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	794 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	795 th_conn_err(conn, ECONNABORTED, "Server closed connection.\n");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	796 conn->status = TH_CONN_CLOSED;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	797 return TH_CONN_CLOSED;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	798 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	799 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	800 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	801 conn->total_bytes += conn->got_bytes;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	802 conn->in_ptr += conn->got_bytes;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	803 return TH_CONN_DATA_AVAIL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	804 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	805 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	806
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	807 return TH_CONN_NO_DATA;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	808 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	809
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	810
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	811 BOOL th_conn_check(th_conn_t *conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	812 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	813 if (conn == NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	814 return FALSE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	815
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	816 return conn->err == 0 && conn->status == TH_CONN_OPEN;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	817 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	818
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	819
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	820 int th_network_init(void)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	821 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	822 #ifdef __WIN32
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	823 // Initialize WinSock, if needed
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	824 WSADATA wsaData;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	825 int err = WSAStartup(0x0101, &wsaData);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	826 if (err != 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	827 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	828 THERR("Could not initialize WinSock library (err=%d).\n", err);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	829 return THERR_INIT_FAIL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	830 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	831 #endif
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	832
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	833 th_network_inited = TRUE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	834
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	835 th_conn_list = NULL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	836
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	837 return THERR_OK;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	838 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	839
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	840
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	841 void th_network_close(void)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	842 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	843 if (th_network_inited)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	844 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	845 // Close connections
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	846 qlist_t *curr = th_conn_list;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	847 while (curr != NULL)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	848 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	849 qlist_t *next = curr->next;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	850 th_conn_free_nodelete(curr->data);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	851 curr = next;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	852 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	853
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	854 #ifdef __WIN32
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	855 WSACleanup();
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	856 #endif
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	857 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	858
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	859 th_network_inited = FALSE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	860 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	861
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	862
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	863 BOOL th_conn_buf_check(th_conn_t *conn, size_t n)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	864 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	865 return conn && (conn->ptr + n <= conn->in_ptr);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	866 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	867
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	868
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	869 BOOL th_conn_buf_skip(th_conn_t *conn, size_t n)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	870 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	871 if (th_conn_buf_check(conn, n))
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	872 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	873 conn->ptr += n;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	874 return TRUE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	875 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	876 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	877 return FALSE;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	878 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	879
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	880
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	881 int th_conn_buf_strncmp(th_conn_t conn, const char str, const size_t n)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	882 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	883 int ret;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	884 if (!th_conn_buf_check(conn, n))
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	885 return -1;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	886
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	887 if ((ret = strncmp(conn->ptr, str, n)) == 0)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	888 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	889 conn->ptr += n;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	890 return 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	891 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	892 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	893 return ret;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	894 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	895
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	896
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	897 int th_conn_buf_strcmp(th_conn_t conn, const char str)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	898 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	899 return th_conn_buf_strncmp(conn, str, strlen(str));
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	900 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	901
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	902
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	903 char th_conn_buf_strstr(th_conn_t conn, const char *str)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	904 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	905 char *pos;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	906 size_t n = strlen(str);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	907
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	908 if (th_conn_buf_check(conn, n) && ((pos = strstr(conn->ptr, str)) != NULL))
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	909 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	910 conn->ptr = pos + n;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	911 return pos;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	912 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	913 else
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	914 return NULL;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	915 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	916
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	917
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	918 void th_conn_dump_buffer(FILE f, th_conn_t conn)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	919 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	920 char *p;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	921 size_t offs, left;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	922
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	923 fprintf(f,
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	924 "\n--------------------------------------------------------------\n"
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	925 "err=%d, status=%d, got_bytes=%d, total_bytes=%d\n"
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	926 "buf=0x%p, in_ptr=0x%04x, ptr=0x%04x\n",
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	927 conn->err, conn->status, conn->got_bytes, conn->total_bytes,
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	928 conn->buf, conn->in_ptr - conn->buf, conn->ptr - conn->buf);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	929
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	930 // Dump buffer contents as a hexdump
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	931 for (offs = 0, left = conn->total_bytes, p = conn->buf; p < conn->in_ptr;)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	932 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	933 char buf[TH_DUMP_BYTES + 1];
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	934 size_t bufoffs, amount = left < TH_DUMP_BYTES ? left : TH_DUMP_BYTES;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	935 left -= amount;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	936
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	937 // Dump offs \| xx xx xx xx \| and fill string
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	938 fprintf(f, "%04x \| ", offs);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	939 for (bufoffs = 0; bufoffs < amount; offs++, bufoffs++, p++)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	940 {
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	941 fprintf(f, "%02x ", *p);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	942 buf[bufoffs] = th_isprint(p) ? p : '.';
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	943 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	944 buf[bufoffs] = 0;
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	945
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	946 // Add padding
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	947 for (; bufoffs < TH_DUMP_BYTES; bufoffs++)
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	948 fprintf(f, " ");
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	949
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	950 // Print string
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	951 fprintf(f, "\| %s\n", buf);
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	952 }
6ca407bfbeaf New TCP network module, rather simple and only useful for client applications now. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	953 }

Mercurial > hg > th-libs

annotate th_network.c @ 121:8c39e8e90dbd