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annotate libnnchat.h @ 354:c01e42fc9adb

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More work on SOCKS proxy support, should work now.
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 23 Jun 2011 08:26:48 +0300
parents b54c8545dcb0
children b465a17ffa47
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1 /*
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2 * NNChat - Custom chat client for NewbieNudes.com chatrooms
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3 * Written by Matti 'ccr' Hämäläinen
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4 * (C) Copyright 2008-2011 Tecnic Software productions (TNSP)
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5 */
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6 #ifndef LIBNNCHAT_H
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7 #define LIBNNCHAT_H
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8
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9 #include <stdio.h>
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10 #include <unistd.h>
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11 #ifdef __WIN32
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12 #include <windows.h>
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13 #include <winsock.h>
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14 #else
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15 #include <sys/select.h>
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16 #include <sys/socket.h>
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17 #ifdef HAVE_NETINET_IN_H
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18 #include <netinet/in.h>
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19 #endif
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20 #include <arpa/inet.h>
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21 #include <netdb.h>
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22 #endif
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23 #include <sys/types.h>
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24 #include <time.h>
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25 #include <errno.h>
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26 #include "th_string.h"
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27
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28 #define NN_TMPBUF_SIZE (4096)
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29 #define NN_ALLOC_SIZE (128)
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30 #define NN_CONNBUF_SIZE (64 * 1024)
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31 #define NN_NUM_BUCKETS (256)
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32 #define NN_DELAY_USEC (15 * 1000)
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33 #define NN_BACKBUF_LEN (512) /* Backbuffer size (in lines) */
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35 enum {
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36 NN_CONN_UNINIT = 0,
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37 NN_CONN_PROXY_NEG,
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38 NN_CONN_OPEN,
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39 NN_CONN_CLOSED
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40 };
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41
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42 enum {
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43 NN_PROXY_NONE = 0,
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44 NN_PROXY_SOCKS4,
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45 NN_PROXY_SOCKS4A,
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47 NN_PROXY_LAST
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48 };
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50 enum {
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51 SOCKS_CMD_CONNECT = 1,
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52 SOCKS_CMD_BIND = 2
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53 };
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54
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55 struct nn_socks_t {
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56 uint8_t version;
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57 uint8_t command;
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58 in_port_t port;
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59 in_addr_t addr;
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60 } __attribute__((__packed__));;
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62 struct nn_socks_res_t {
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63 uint8_t nb;
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64 uint8_t result;
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65 in_port_t port;
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66 in_addr_t addr;
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67 } __attribute__((__packed__));;
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69 typedef struct _nn_conn_t {
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70 struct {
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71 char *host;
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72 struct hostent *hst;
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73 int type;
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74 int port;
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75 struct in_addr addr;
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76 } proxy;
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77
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78 char *host;
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79 struct hostent *hst;
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80 int port;
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81
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82 int socket;
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83 struct in_addr addr;
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84 fd_set sockfds;
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85
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86 void (*errfunc)(struct _nn_conn_t *conn, const char *fmt, va_list ap);
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87 void (*msgfunc)(struct _nn_conn_t *conn, const char *fmt, va_list ap);
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88
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89 int err;
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90 int status;
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91
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92 char buf[NN_CONNBUF_SIZE + 16];
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93 char *ptr;
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94 ssize_t got;
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95 } nn_conn_t;
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96
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98 const char *nn_get_errstr(int err);
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99 BOOL nn_network_init();
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100 void nn_network_close(void);
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101
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102 struct hostent *nn_resolve_host(nn_conn_t *conn, const char *name);
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103 nn_conn_t * nn_conn_new(
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104 void (*errfunc)(nn_conn_t *conn, const char *fmt, va_list ap),
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105 void (*msgfunc)(nn_conn_t *conn, const char *fmt, va_list ap));
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106
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107 int nn_conn_set_proxy(nn_conn_t *conn, int type, int port, const char *host);
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108 int nn_conn_open(nn_conn_t *conn, const int port, const char *host);
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109 void nn_conn_close(nn_conn_t *);
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110 int nn_conn_pull(nn_conn_t *);
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111 BOOL nn_conn_send_buf(nn_conn_t *, const char *buf, const size_t len);
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112 BOOL nn_conn_send_msg(nn_conn_t *, const char *user, const char *fmt, ...);
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113 BOOL nn_conn_check(nn_conn_t *);
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114
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115
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116 typedef struct _nn_user_t {
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117 char *name;
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118 time_t lastspoke, joined;
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119 struct _nn_user_t *next;
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120 } nn_user_t;
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121
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122 typedef struct {
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123 nn_user_t *buckets[NN_NUM_BUCKETS];
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124 } nn_userhash_t;
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125
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126 nn_userhash_t *nn_userhash_new(void);
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127 nn_user_t * nn_userhash_foreach(const nn_userhash_t *, int (*func)(const nn_user_t *));
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128 nn_user_t * nn_user_match(const nn_userhash_t *list, const char *str, const char *current, BOOL again);
106
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129 int nn_userhash_insert(nn_userhash_t *, const char *name);
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130 int nn_userhash_delete(nn_userhash_t *, const char *name);
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131 void nn_userhash_free(nn_userhash_t *);
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132 void nn_user_free(nn_user_t *);
102
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133 void nn_user_free_list(nn_user_t *);
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134 nn_user_t * nn_user_copy(const nn_user_t *src);
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135 nn_user_t * nn_user_find(const nn_userhash_t *list, const char *name);
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136
168
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137
97
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138 char * nn_encode_str1(const char *str);
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139 char * nn_decode_str1(const char *str);
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140 char * nn_encode_str2(const char *str);
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141 char * nn_decode_str2(const char *str);
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142 char * nn_strip_tags(const char *str);
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143 char * nn_dbldecode_str(const char *str);
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144 char * nn_dblencode_str(const char *str);
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145
285
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146 char * nn_username_encode(char *str);
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147 char * nn_username_decode(char *str);
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148
89
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149
330
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150 typedef struct {
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151 ssize_t pos, len, size;
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152 char *data;
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153 } nn_editbuf_t;
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154
97
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155 int nn_editbuf_write(nn_editbuf_t *buf, ssize_t pos, int ch);
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156 int nn_editbuf_insert(nn_editbuf_t *buf, ssize_t pos, int ch);
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157 int nn_editbuf_delete(nn_editbuf_t *buf, ssize_t pos);
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158 void nn_editbuf_clear(nn_editbuf_t *buf);
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159 nn_editbuf_t * nn_editbuf_new(ssize_t n);
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160 void nn_editbuf_free(nn_editbuf_t *buf);
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161 nn_editbuf_t * nn_editbuf_copy(nn_editbuf_t *src);
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162 void nn_editbuf_setpos(nn_editbuf_t *buf, ssize_t pos);
103
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163 char * nn_editbuf_get_string(nn_editbuf_t *buf, ssize_t start, ssize_t end);
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164
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165
330
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166 typedef struct {
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167 qringbuf_t *data; /* "Backbuffer" data for this window */
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168 int pos; /* Current position in the window, 0 = real time */
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169 BOOL dirty;
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170
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171 char *id; /* Chatter ID, NULL = main window */
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172 int num; /* Window number */
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173
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174 char *buf;
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175 size_t len, bufsize;
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176 size_t chlen;
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177 } nn_window_t;
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178
325
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179 nn_window_t *nn_window_new(const char *);
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180 void nn_window_free(nn_window_t *);
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181
330
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182
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183 typedef struct {
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184 size_t len;
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185 char *str;
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186 } nn_strtuple_t;
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187
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188
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189 nn_strtuple_t *nn_strtuple_new(size_t, char *);
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190 void nn_strtuple_free(nn_strtuple_t *);
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191
62
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192 #endif