nnchat: network.c annotate

annotate network.c @ 458:6eef0dc83f0a

Cosmetics.

author	Matti Hamalainen <ccr@tnsp.org>
date	Sat, 26 May 2012 05:33:06 +0300
parents	bb65460c7aa2
children	8bd6bad09fb8

rev	line source
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 /*
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	2 * NNChat - Custom chat client for NewbieNudes.com chatrooms
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 * Written by Matti 'ccr' Hämäläinen
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	4 * (C) Copyright 2008-2012 Tecnic Software productions (TNSP)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5 */
413 14b685cdbd2c Rename files. Matti Hamalainen <ccr@tnsp.org> parents: 412 diff changeset	6 #include "network.h"
415 8263cb88556a Some #include cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 414 diff changeset	7 #include <errno.h>
8263cb88556a Some #include cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 414 diff changeset	8
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	9
414 ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	10 static const char *nn_proxy_types[] =
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	11 {
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	12 "none",
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	13 "SOCKS 4",
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	14 "SOCKS 4a",
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	15 NULL
ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	16 };
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	17
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 #ifdef __WIN32
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20 const char *hstrerror(int err)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	22 static char buf[64];
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 snprintf(buf, sizeof(buf), "Error #%d", err);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	24 return buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	25 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	26
413 14b685cdbd2c Rename files. Matti Hamalainen <ccr@tnsp.org> parents: 412 diff changeset	27
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	28 int nn_get_socket_errno(void)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	29 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	30 return WSAGetLastError();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	31 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	32
413 14b685cdbd2c Rename files. Matti Hamalainen <ccr@tnsp.org> parents: 412 diff changeset	33
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	34 const char *nn_get_socket_errstr(int err)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	35 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	36 static char buf[64];
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	37 switch (err)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	38 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	39 case WSAEADDRINUSE: return "Address already in use";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40 case WSAECONNABORTED: return "Software caused connection abort";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	41 case WSAECONNREFUSED: return "Connection refused";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	42 case WSAECONNRESET: return "Connection reset by peer";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	43 case WSAEHOSTUNREACH: return "No route to host";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	44 case WSAENETDOWN: return "Network is down";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	45 case WSAETIMEDOUT: return "Connection timed out";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	46 case WSAHOST_NOT_FOUND: return "Host not found";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	47 case WSAVERNOTSUPPORTED: return "Wrong WinSock DLL version";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	48 default:
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	49 snprintf(buf, sizeof(buf), "Error #%d", err);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	50 return buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	51 break;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	52 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	53 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	54 #else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	55 int nn_get_socket_errno(void)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	56 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	57 return errno;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	58 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	59
413 14b685cdbd2c Rename files. Matti Hamalainen <ccr@tnsp.org> parents: 412 diff changeset	60
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	61 const char *nn_get_socket_errstr(int err)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	62 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	63 return strerror(err);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	64 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	65 #endif
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	66
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	67
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	68 void nn_conn_err(nn_conn_t conn, const char fmt, ...)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	69 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	70 if (conn->errfunc != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	71 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	72 va_list ap;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	73 va_start(ap, fmt);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	74 conn->errfunc(conn, fmt, ap);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	75 va_end(ap);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	76 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	77 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	78
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	79
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	80 static void nn_conn_msg(nn_conn_t conn, const char fmt, ...)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	81 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	82 if (conn->msgfunc != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	83 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	84 va_list ap;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	85 va_start(ap, fmt);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	86 conn->msgfunc(conn, fmt, ap);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	87 va_end(ap);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	88 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	89 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	90
414 ac4862a94cd1 Move some structures around. Matti Hamalainen <ccr@tnsp.org> parents: 413 diff changeset	91
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	92 struct hostent nn_resolve_host(nn_conn_t conn, const char *name)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	93 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	94 struct hostent *res = gethostbyname(name);
458 6eef0dc83f0a Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 456 diff changeset	95
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	96 if (res == NULL)
456 bb65460c7aa2 Clean up some initialization messages. Matti Hamalainen <ccr@tnsp.org> parents: 438 diff changeset	97 nn_conn_err(conn, "Could not resolve hostname '%s': %s\n", name, strerror(h_errno));
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	98 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	99 nn_conn_msg(conn, "True hostname for %s is %s\n", name, res->h_name);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	100
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	101 return res;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	102 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	103
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	104
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	105 nn_conn_t * nn_conn_new(
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	106 void (errfunc)(nn_conn_t conn, const char *fmt, va_list ap),
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	107 void (msgfunc)(nn_conn_t conn, const char *fmt, va_list ap))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	108 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	109 nn_conn_t *conn = th_calloc(1, sizeof(nn_conn_t));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	110
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	111 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	112 return NULL;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	113
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	114 conn->errfunc = errfunc;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	115 conn->msgfunc = msgfunc;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	116
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	117 return conn;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	118 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	119
458 6eef0dc83f0a Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 456 diff changeset	120
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	121 static BOOL nn_get_addr(struct in_addr addr, struct hostent hst)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	122 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	123 if (hst != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	124 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	125 addr = (struct in_addr *) (hst->h_addr);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	126 return TRUE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	127 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	128 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	129 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	130 addr->s_addr = 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	131 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	132 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	133 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	134
458 6eef0dc83f0a Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 456 diff changeset	135
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	136 int nn_conn_set_proxy(nn_conn_t conn, int type, int port, const char host)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	137 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	138 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	139 return -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	140
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	141 conn->proxy.type = type;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	142 conn->proxy.port = port;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	143 conn->proxy.host = th_strdup(host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	144
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	145 if (host != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	146 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	147 conn->proxy.hst = nn_resolve_host(conn, host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	148 nn_get_addr(&(conn->proxy.addr), conn->proxy.hst);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	149 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	150 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	151 return -2;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	152
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	153 return 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	154 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	155
458 6eef0dc83f0a Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 456 diff changeset	156
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	157 int nn_conn_open(nn_conn_t conn, const int port, const char host)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	158 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	159 struct sockaddr_in dest;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	160 static const char *userid = "James Bond";
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	161
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	162 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	163 return -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	164
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	165 conn->port = port;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	166 if (host != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	167 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	168 conn->host = th_strdup(host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	169 conn->hst = nn_resolve_host(conn, host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	170 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	171
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	172 nn_get_addr(&(conn->addr), conn->hst);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	173
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	174 // Prepare for connection
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	175 dest.sin_family = AF_INET;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	176
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	177 if (conn->proxy.type > NN_PROXY_NONE && conn->proxy.type < NN_PROXY_LAST)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	178 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	179 dest.sin_port = htons(conn->proxy.port);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	180 dest.sin_addr = conn->proxy.addr;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	181
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	182 nn_conn_msg(conn, "Connecting to %s proxy %s:%d ...\n",
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	183 nn_proxy_types[conn->proxy.type],
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	184 inet_ntoa(conn->proxy.addr), conn->proxy.port);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	185 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	186 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	187 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	188 dest.sin_port = htons(conn->port);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	189 dest.sin_addr = conn->addr;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	190
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	191 nn_conn_msg(conn, "Connecting to %s:%d ...\n",
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	192 inet_ntoa(conn->addr), conn->port);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	193 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	194
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	195 if ((conn->socket = socket(PF_INET, SOCK_STREAM, 0)) == -1)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	196 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	197 conn->err = nn_get_socket_errno();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	198 nn_conn_err(conn, "Could not open socket: %s\n", nn_get_socket_errstr(conn->err));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	199 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	200 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	201
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	202 nn_conn_msg(conn, "Using socket %d.\n", conn->socket);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	203
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	204 if (connect(conn->socket, (struct sockaddr *) &dest, sizeof(dest)) == -1)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	205 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	206 conn->err = nn_get_socket_errno();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	207 nn_conn_err(conn, "Could not connect: %s\n", nn_get_socket_errstr(conn->err));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	208 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	209 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	210
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	211 FD_ZERO(&(conn->sockfds));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	212 FD_SET(conn->socket, &(conn->sockfds));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	213
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	214 // Proxy-specific setup
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	215 if (conn->proxy.type == NN_PROXY_SOCKS4 \|\| conn->proxy.type == NN_PROXY_SOCKS4A)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	216 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	217 struct nn_socks_t *socksh;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	218 size_t bufsiz = sizeof(struct nn_socks_t) + strlen(userid) + 1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	219 char ptr, buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	220 int tries, status = -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	221
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	222 if (conn->proxy.type == NN_PROXY_SOCKS4A)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	223 bufsiz += strlen(conn->host) + 1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	224
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	225 ptr = buf = th_malloc(bufsiz);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	226 if (buf == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	227 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	228 conn->err = -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	229 nn_conn_err(conn, "Could not allocate memory for SOCKS negotiation buffer, %d bytes.\n", bufsiz);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	230 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	231 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	232
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	233 // Create SOCKS 4/4A request
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	234 nn_conn_msg(conn, "Initializing proxy negotiation.\n");
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	235 socksh = (struct nn_socks_t *) buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	236 socksh->version = 4;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	237 socksh->command = SOCKS_CMD_CONNECT;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	238 socksh->port = htons(port);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	239 if (conn->proxy.type == NN_PROXY_SOCKS4A)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	240 socksh->addr = htonl(0x00000032);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	241 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	242 socksh->addr = conn->addr.s_addr;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	243 ptr += sizeof(struct nn_socks_t);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	244
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	245 strcpy(ptr, userid);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	246
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	247 if (conn->proxy.type == NN_PROXY_SOCKS4A)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	248 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	249 ptr += strlen(userid) + 1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	250 strcpy(ptr, conn->host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	251 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	252
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	253 // Send request
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	254 nn_conn_reset(conn);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	255 if (!nn_conn_send_buf(conn, buf, bufsiz))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	256 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	257 th_free(buf);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	258 nn_conn_err(conn, "Error sending SOCKS proxy request.\n");
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	259 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	260 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	261 th_free(buf);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	262
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	263 // Wait for SOCKS server to reply
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	264 for (status = tries = 1; tries <= 20 && status > 0; tries++)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	265 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	266 #ifdef __WIN32
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	267 Sleep(50);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	268 #else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	269 usleep(50000);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	270 #endif
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	271 nn_conn_reset(conn);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	272 status = nn_conn_pull(conn);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	273 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	274
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	275 // Check results
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	276 if (status == 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	277 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	278 struct nn_socks_res_t res = (struct nn_socks_res_t ) &(conn->buf);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	279 if (res->nb != 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	280 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	281 nn_conn_err(conn, "Invalid SOCKS server reply, does not begin with NUL byte (%d).\n", res->nb);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	282 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	283 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	284 if (res->result != 0x5a)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	285 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	286 char *s = NULL;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	287 switch (res->result)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	288 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	289 case 0x5b: s = "Request rejected or failed"; break;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	290 case 0x5c: s = "Request failed because client is not running identd (or not reachable from the server)"; break;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	291 case 0x5d: s = "Request failed because client's identd could not confirm the user ID string in the request"; break;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	292 default: s = "Unknown SOCKS error response"; break;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	293 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	294 nn_conn_err(conn, "SOCKS setup failed, 0x%02x: %s.\n", res->result, s);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	295 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	296 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	297 nn_conn_msg(conn, "SOCKS connection established!\n");
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	298 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	299 else if (status < 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	300 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	301 nn_conn_err(conn, "Proxy negotiation failed at try %d with network error: %d\n", tries, status);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	302 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	303 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	304 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	305 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	306 nn_conn_err(conn, "Proxy negotiation timed out.\n");
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	307 goto error;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	308 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	309 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	310
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	311 nn_conn_reset(conn);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	312 conn->status = NN_CONN_OPEN;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	313 return 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	314
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	315 error:
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	316 conn->status = NN_CONN_CLOSED;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	317 return -2;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	318 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	319
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	320
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	321 void nn_conn_close(nn_conn_t *conn)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	322 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	323 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	324 return;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	325
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	326 if (conn->socket >= 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	327 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	328 #ifdef __WIN32
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	329 closesocket(conn->socket);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	330 #else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	331 close(conn->socket);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	332 #endif
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	333 conn->socket = -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	334 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	335
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	336 th_free(conn->host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	337 th_free(conn->proxy.host);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	338
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	339 conn->status = NN_CONN_CLOSED;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	340
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	341 th_free(conn);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	342 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	343
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	344
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	345 BOOL nn_conn_send_buf(nn_conn_t conn, const char buf, const size_t len)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	346 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	347 size_t bufLeft = len;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	348 const char *bufPtr = buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	349
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	350 while (bufLeft > 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	351 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	352 ssize_t bufSent;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	353 bufSent = send(conn->socket, bufPtr, bufLeft, 0);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	354 if (bufSent < 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	355 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	356 conn->err = nn_get_socket_errno();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	357 nn_conn_err(conn, "nn_conn_send_buf() failed: %s", nn_get_socket_errstr(conn->err));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	358 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	359 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	360 bufLeft -= bufSent;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	361 bufPtr += bufSent;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	362 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	363
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	364 return TRUE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	365 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	366
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	367 void nn_conn_reset(nn_conn_t *conn)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	368 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	369 if (conn != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	370 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	371 conn->ptr = conn->in_ptr = conn->buf;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	372 conn->got_bytes = conn->total_bytes = 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	373 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	374 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	375
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	376
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	377 int nn_conn_pull(nn_conn_t *conn)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	378 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	379 int result;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	380 struct timeval socktv;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	381 fd_set tmpfds;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	382
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	383 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	384 return -10;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	385
438 3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	386 // Shift the input buffer
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	387 if (conn->ptr > conn->buf)
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	388 {
438 3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	389 size_t left = conn->in_ptr - conn->ptr;
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	390 if (left > 0)
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	391 {
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	392 size_t moved = conn->ptr - conn->buf;
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	393 memmove(conn->buf, conn->ptr, left);
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	394 conn->ptr = conn->buf;
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	395 conn->in_ptr -= moved;
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	396 conn->total_bytes -= moved;
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	397 }
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	398 else
3be600124da8 Fix packet shifting. Matti Hamalainen <ccr@tnsp.org> parents: 434 diff changeset	399 nn_conn_reset(conn);
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	400 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	401
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	402 // Check for incoming data
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	403 socktv.tv_sec = 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	404 socktv.tv_usec = NN_DELAY_USEC;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	405 tmpfds = conn->sockfds;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	406
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	407 if ((result = select(conn->socket + 1, &tmpfds, NULL, NULL, &socktv)) == -1)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	408 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	409 conn->err = nn_get_socket_errno();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	410 if (conn->err != EINTR)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	411 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	412 nn_conn_err(conn, "Error occured in select(%d, sockfds): %d, %s\n",
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	413 socket, conn->err, nn_get_socket_errstr(conn->err));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	414 return -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	415 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	416 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	417 else if (FD_ISSET(conn->socket, &tmpfds))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	418 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	419 conn->got_bytes = recv(conn->socket, conn->in_ptr, NN_CONNBUF_SIZE - conn->total_bytes, 0);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	420 if (conn->got_bytes < 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	421 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	422 conn->err = nn_get_socket_errno();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	423 nn_conn_err(conn, "Error in recv: %d, %s\n", conn->err, nn_get_socket_errstr(conn->err));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	424 return -2;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	425 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	426 else if (conn->got_bytes == 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	427 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	428 nn_conn_err(conn, "Server closed connection.\n");
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	429 conn->status = NN_CONN_CLOSED;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	430 return -3;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	431 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	432 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	433 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	434 conn->total_bytes += conn->got_bytes;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	435 conn->in_ptr += conn->got_bytes;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	436 return 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	437 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	438 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	439
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	440 return 1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	441 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	442
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	443
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	444 BOOL nn_conn_check(nn_conn_t *conn)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	445 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	446 if (conn == NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	447 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	448
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	449 return conn->err == 0 && conn->status == NN_CONN_OPEN;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	450 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	451
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	452
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	453 BOOL nn_network_init(void)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	454 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	455 #ifdef __WIN32
419 d015ecbd231d Use C99 style comments, too. Matti Hamalainen <ccr@tnsp.org> parents: 415 diff changeset	456 // Initialize WinSock, if needed
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	457 WSADATA wsaData;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	458 int err = WSAStartup(0x0101, &wsaData);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	459 if (err != 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	460 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	461 THERR("Could not initialize WinSock library (err=%d).\n", err);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	462 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	463 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	464 #endif
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	465 return TRUE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	466 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	467
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	468
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	469 void nn_network_close(void)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	470 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	471 #ifdef __WIN32
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	472 WSACleanup();
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	473 #endif
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	474 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	475
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	476
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	477 BOOL nn_conn_buf_check(nn_conn_t *conn, size_t n)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	478 {
428 162011bbec48 Remove somewhat useless pointer checks. Matti Hamalainen <ccr@tnsp.org> parents: 423 diff changeset	479 return conn && (conn->ptr + n <= conn->in_ptr);
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	480 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	481
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	482
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	483 BOOL nn_conn_buf_skip(nn_conn_t *conn, size_t n)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	484 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	485 if (nn_conn_buf_check(conn, n))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	486 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	487 conn->ptr += n;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	488 return TRUE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	489 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	490 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	491 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	492 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	493
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	494
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	495 int nn_conn_buf_strncmp(nn_conn_t conn, const char str, const size_t n)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	496 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	497 int ret;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	498 if (!nn_conn_buf_check(conn, n))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	499 return -1;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	500
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	501 if ((ret = strncmp(conn->ptr, str, n)) == 0)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	502 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	503 conn->ptr += n;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	504 return 0;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	505 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	506 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	507 return ret;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	508 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	509
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	510
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	511 int nn_conn_buf_strcmp(nn_conn_t conn, const char str)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	512 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	513 return nn_conn_buf_strncmp(conn, str, strlen(str));
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	514 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	515
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	516
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	517 char nn_conn_buf_strstr(nn_conn_t conn, const char *str)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	518 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	519 char *pos;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	520 size_t n = strlen(str);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	521
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	522 if (nn_conn_buf_check(conn, n) && ((pos = strstr(conn->ptr, str)) != NULL))
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	523 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	524 conn->ptr = pos + n;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	525 return pos;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	526 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	527 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	528 return NULL;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	529 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	530
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	531
423 6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	532 BOOL nn_conn_send_msg(nn_conn_t conn, const char user, const char *str)
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	533 {
423 6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	534 char *msg;
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	535
423 6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	536 if (str == NULL)
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	537 return FALSE;
423 6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	538
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	539 msg = th_strdup_printf("<USER>%s</USER><MESSAGE>%s</MESSAGE>", user, str);
412 3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	540
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	541 if (msg != NULL)
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	542 {
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	543 BOOL ret = nn_conn_send_buf(conn, msg, strlen(msg) + 1);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	544 th_free(msg);
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	545 return ret;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	546 }
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	547 else
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	548 return FALSE;
3e64acb433e8 Split libnnchat into libnnet and libnnutil Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	549 }
423 6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	550
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	551
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	552 BOOL nn_conn_send_msg_v(nn_conn_t conn, const char user, const char *fmt, ...)
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	553 {
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	554 char *tmp;
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	555 va_list ap;
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	556
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	557 va_start(ap, fmt);
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	558 tmp = th_strdup_vprintf(fmt, ap);
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	559 va_end(ap);
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	560
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	561 return nn_conn_send_msg(conn, user, tmp);
6727fec3c326 Rename nn_conn_send_msg() to nn_conn_send_msg_v() and add new nn_conn_send_msg(). Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	562 }
434 691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	563
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	564
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	565 void nn_conn_dump_buffer(FILE f, nn_conn_t conn)
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	566 {
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	567 char *p;
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	568 size_t offs, left;
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	569
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	570 fprintf(f,
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	571 "\n--------------------------------------------------------------\n"
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	572 "err=%d, status=%d, got_bytes=%d, total_bytes=%d\n"
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	573 "buf=0x%p, in_ptr=0x%04x, ptr=0x%04x\n",
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	574 conn->err, conn->status, conn->got_bytes, conn->total_bytes,
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	575 conn->buf, conn->in_ptr - conn->buf, conn->ptr - conn->buf);
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	576
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	577 // Dump buffer contents as a hexdump
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	578 for (offs = 0, left = conn->total_bytes, p = conn->buf; p < conn->in_ptr;)
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	579 {
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	580 char buf[NN_DUMP_BYTES + 1];
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	581 size_t bufoffs, amount = left < NN_DUMP_BYTES ? left : NN_DUMP_BYTES;
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	582 left -= amount;
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	583
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	584 // Dump offs \| xx xx xx xx \| and fill string
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	585 fprintf(f, "%04x \| ", offs);
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	586 for (bufoffs = 0; bufoffs < amount; offs++, bufoffs++, p++)
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	587 {
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	588 fprintf(f, "%02x ", *p);
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	589 buf[bufoffs] = th_isprint(p) ? p : '.';
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	590 }
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	591 buf[bufoffs] = 0;
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	592
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	593 // Add padding
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	594 for (; bufoffs < NN_DUMP_BYTES; bufoffs++)
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	595 fprintf(f, " ");
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	596
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	597 // Print string
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	598 fprintf(f, "\| %s\n", buf);
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	599 }
691400f1c9bb Add function for dumping current network buffer. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	600 }

Mercurial > hg > nnchat

annotate network.c @ 458:6eef0dc83f0a