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merge of 'b98e72d4089afb8a1879e5fe9627cfb132ee88de'
and 'b2836a24d81e7a1bd1d21b3aea8794b094391344'
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1 | /* $Id: libgadu.c 16856 2006-08-19 01:13:25Z evands $ */ |
| 11360 | 2 | |
| 3 | /* | |
| 4 | * (C) Copyright 2001-2003 Wojtek Kaniewski <wojtekka@irc.pl> | |
| 5 | * Robert J. Woźny <speedy@ziew.org> | |
| 6 | * Arkadiusz Miśkiewicz <arekm@pld-linux.org> | |
| 7 | * Tomasz Chiliński <chilek@chilan.com> | |
| 8 | * | |
| 9 | * This program is free software; you can redistribute it and/or modify | |
| 10 | * it under the terms of the GNU Lesser General Public License Version | |
| 11 | * 2.1 as published by the Free Software Foundation. | |
| 12 | * | |
| 13 | * This program is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU Lesser General Public License for more details. | |
| 17 | * | |
| 18 | * You should have received a copy of the GNU Lesser General Public | |
| 19 | * License along with this program; if not, write to the Free Software | |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, | |
| 21 | * USA. | |
| 22 | */ | |
| 23 | ||
| 24 | #include <sys/types.h> | |
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25 | #ifndef _WIN32 |
| 11360 | 26 | #include <sys/wait.h> |
| 27 | #include <sys/socket.h> | |
| 28 | #include <netinet/in.h> | |
| 29 | #include <arpa/inet.h> | |
| 30 | #ifdef sun | |
| 31 | # include <sys/filio.h> | |
| 32 | #endif | |
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33 | #else |
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34 | #include <io.h> |
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35 | #include <fcntl.h> |
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36 | #include <errno.h> |
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37 | #define SHUT_RDWR SD_BOTH |
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38 | #endif |
| 11360 | 39 | |
| 40 | #include "libgadu-config.h" | |
| 41 | ||
| 42 | #include <errno.h> | |
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43 | #ifndef _WIN32 |
| 11360 | 44 | #include <netdb.h> |
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45 | #endif |
| 11360 | 46 | #ifdef __GG_LIBGADU_HAVE_PTHREAD |
| 47 | # include <pthread.h> | |
| 48 | #endif | |
| 49 | #include <stdarg.h> | |
| 50 | #include <stdio.h> | |
| 51 | #include <stdlib.h> | |
| 52 | #include <string.h> | |
| 53 | #include <unistd.h> | |
| 54 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 55 | # include <openssl/err.h> | |
| 56 | # include <openssl/rand.h> | |
| 57 | #endif | |
| 58 | ||
| 59 | #include "compat.h" | |
| 60 | #include "libgadu.h" | |
| 61 | ||
| 62 | int gg_debug_level = 0; | |
| 63 | void (*gg_debug_handler)(int level, const char *format, va_list ap) = NULL; | |
| 64 | ||
| 65 | int gg_dcc_port = 0; | |
| 66 | unsigned long gg_dcc_ip = 0; | |
| 67 | ||
| 68 | unsigned long gg_local_ip = 0; | |
| 69 | /* | |
| 70 | * zmienne opisujące parametry proxy http. | |
| 71 | */ | |
| 72 | char *gg_proxy_host = NULL; | |
| 73 | int gg_proxy_port = 0; | |
| 74 | int gg_proxy_enabled = 0; | |
| 75 | int gg_proxy_http_only = 0; | |
| 76 | char *gg_proxy_username = NULL; | |
| 77 | char *gg_proxy_password = NULL; | |
| 78 | ||
| 79 | #ifndef lint | |
| 80 | static char rcsid[] | |
| 81 | #ifdef __GNUC__ | |
| 82 | __attribute__ ((unused)) | |
| 83 | #endif | |
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84 | = "$Id: libgadu.c 16856 2006-08-19 01:13:25Z evands $"; |
| 11360 | 85 | #endif |
| 86 | ||
| 12007 | 87 | #ifdef _WIN32 |
| 88 | /** | |
| 89 | * Deal with the fact that you can't select() on a win32 file fd. | |
| 90 | * This makes it practically impossible to tie into gaim's event loop. | |
| 91 | * | |
| 92 | * -This is thanks to Tor Lillqvist. | |
| 93 | * XXX - Move this to where the rest of the the win32 compatiblity stuff goes when we push the changes back to libgadu. | |
| 94 | */ | |
| 95 | static int | |
| 96 | socket_pipe (int *fds) | |
| 97 | { | |
| 98 | SOCKET temp, socket1 = -1, socket2 = -1; | |
| 99 | struct sockaddr_in saddr; | |
| 100 | int len; | |
| 101 | u_long arg; | |
| 102 | fd_set read_set, write_set; | |
| 103 | struct timeval tv; | |
| 104 | ||
| 105 | temp = socket(AF_INET, SOCK_STREAM, 0); | |
| 106 | ||
| 107 | if (temp == INVALID_SOCKET) { | |
| 108 | goto out0; | |
| 109 | } | |
| 110 | ||
| 111 | arg = 1; | |
| 112 | if (ioctlsocket(temp, FIONBIO, &arg) == SOCKET_ERROR) { | |
| 113 | goto out0; | |
| 114 | } | |
| 115 | ||
| 116 | memset(&saddr, 0, sizeof(saddr)); | |
| 117 | saddr.sin_family = AF_INET; | |
| 118 | saddr.sin_port = 0; | |
| 119 | saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK); | |
| 120 | ||
| 121 | if (bind(temp, (struct sockaddr *)&saddr, sizeof (saddr))) { | |
| 122 | goto out0; | |
| 123 | } | |
| 124 | ||
| 125 | if (listen(temp, 1) == SOCKET_ERROR) { | |
| 126 | goto out0; | |
| 127 | } | |
| 128 | ||
| 129 | len = sizeof(saddr); | |
| 130 | if (getsockname(temp, (struct sockaddr *)&saddr, &len)) { | |
| 131 | goto out0; | |
| 132 | } | |
| 133 | ||
| 134 | socket1 = socket(AF_INET, SOCK_STREAM, 0); | |
| 135 | ||
| 136 | if (socket1 == INVALID_SOCKET) { | |
| 137 | goto out0; | |
| 138 | } | |
| 139 | ||
| 140 | arg = 1; | |
| 141 | if (ioctlsocket(socket1, FIONBIO, &arg) == SOCKET_ERROR) { | |
| 142 | goto out1; | |
| 143 | } | |
| 144 | ||
| 145 | if (connect(socket1, (struct sockaddr *)&saddr, len) != SOCKET_ERROR || | |
| 146 | WSAGetLastError() != WSAEWOULDBLOCK) { | |
| 147 | goto out1; | |
| 148 | } | |
| 149 | ||
| 150 | FD_ZERO(&read_set); | |
| 151 | FD_SET(temp, &read_set); | |
| 152 | ||
| 153 | tv.tv_sec = 0; | |
| 154 | tv.tv_usec = 0; | |
| 155 | ||
| 156 | if (select(0, &read_set, NULL, NULL, NULL) == SOCKET_ERROR) { | |
| 157 | goto out1; | |
| 158 | } | |
| 159 | ||
| 160 | if (!FD_ISSET(temp, &read_set)) { | |
| 161 | goto out1; | |
| 162 | } | |
| 163 | ||
| 164 | socket2 = accept(temp, (struct sockaddr *) &saddr, &len); | |
| 165 | if (socket2 == INVALID_SOCKET) { | |
| 166 | goto out1; | |
| 167 | } | |
| 168 | ||
| 169 | FD_ZERO(&write_set); | |
| 170 | FD_SET(socket1, &write_set); | |
| 171 | ||
| 172 | tv.tv_sec = 0; | |
| 173 | tv.tv_usec = 0; | |
| 174 | ||
| 175 | if (select(0, NULL, &write_set, NULL, NULL) == SOCKET_ERROR) { | |
| 176 | goto out2; | |
| 177 | } | |
| 178 | ||
| 179 | if (!FD_ISSET(socket1, &write_set)) { | |
| 180 | goto out2; | |
| 181 | } | |
| 182 | ||
| 183 | arg = 0; | |
| 184 | if (ioctlsocket(socket1, FIONBIO, &arg) == SOCKET_ERROR) { | |
| 185 | goto out2; | |
| 186 | } | |
| 187 | ||
| 188 | arg = 0; | |
| 189 | if (ioctlsocket(socket2, FIONBIO, &arg) == SOCKET_ERROR) { | |
| 190 | goto out2; | |
| 191 | } | |
| 192 | ||
| 193 | fds[0] = socket1; | |
| 194 | fds[1] = socket2; | |
| 195 | ||
| 196 | closesocket (temp); | |
| 197 | ||
| 198 | return 0; | |
| 199 | ||
| 200 | out2: | |
| 201 | closesocket (socket2); | |
| 202 | out1: | |
| 203 | closesocket (socket1); | |
| 204 | out0: | |
| 205 | closesocket (temp); | |
| 206 | errno = EIO; /* XXX */ | |
| 207 | ||
| 208 | return -1; | |
| 209 | } | |
| 210 | #endif | |
| 211 | ||
| 11360 | 212 | /* |
| 213 | * gg_libgadu_version() | |
| 214 | * | |
| 215 | * zwraca wersję libgadu. | |
| 216 | * | |
| 217 | * - brak | |
| 218 | * | |
| 219 | * wersja libgadu. | |
| 220 | */ | |
| 221 | const char *gg_libgadu_version() | |
| 222 | { | |
| 223 | return GG_LIBGADU_VERSION; | |
| 224 | } | |
| 225 | ||
| 226 | /* | |
| 227 | * gg_fix32() | |
| 228 | * | |
| 229 | * zamienia kolejność bajtów w liczbie 32-bitowej tak, by odpowiadała | |
| 230 | * kolejności bajtów w protokole GG. ze względu na LE-owość serwera, | |
| 231 | * zamienia tylko na maszynach BE-wych. | |
| 232 | * | |
| 233 | * - x - liczba do zamiany | |
| 234 | * | |
| 235 | * liczba z odpowiednią kolejnością bajtów. | |
| 236 | */ | |
| 237 | uint32_t gg_fix32(uint32_t x) | |
| 238 | { | |
| 239 | #ifndef __GG_LIBGADU_BIGENDIAN | |
| 240 | return x; | |
| 241 | #else | |
| 242 | return (uint32_t) | |
| 243 | (((x & (uint32_t) 0x000000ffU) << 24) | | |
| 244 | ((x & (uint32_t) 0x0000ff00U) << 8) | | |
| 245 | ((x & (uint32_t) 0x00ff0000U) >> 8) | | |
| 246 | ((x & (uint32_t) 0xff000000U) >> 24)); | |
| 12007 | 247 | #endif |
| 11360 | 248 | } |
| 249 | ||
| 250 | /* | |
| 251 | * gg_fix16() | |
| 252 | * | |
| 253 | * zamienia kolejność bajtów w liczbie 16-bitowej tak, by odpowiadała | |
| 254 | * kolejności bajtów w protokole GG. ze względu na LE-owość serwera, | |
| 255 | * zamienia tylko na maszynach BE-wych. | |
| 256 | * | |
| 257 | * - x - liczba do zamiany | |
| 258 | * | |
| 259 | * liczba z odpowiednią kolejnością bajtów. | |
| 260 | */ | |
| 261 | uint16_t gg_fix16(uint16_t x) | |
| 262 | { | |
| 263 | #ifndef __GG_LIBGADU_BIGENDIAN | |
| 264 | return x; | |
| 265 | #else | |
| 266 | return (uint16_t) | |
| 267 | (((x & (uint16_t) 0x00ffU) << 8) | | |
| 268 | ((x & (uint16_t) 0xff00U) >> 8)); | |
| 269 | #endif | |
| 270 | } | |
| 271 | ||
| 272 | /* | |
| 273 | * gg_login_hash() // funkcja wewnętrzna | |
| 274 | * | |
| 275 | * liczy hash z hasła i danego seeda. | |
| 276 | * | |
| 277 | * - password - hasło do hashowania | |
| 278 | * - seed - wartość podana przez serwer | |
| 279 | * | |
| 280 | * hash. | |
| 281 | */ | |
| 282 | unsigned int gg_login_hash(const unsigned char *password, unsigned int seed) | |
| 283 | { | |
| 284 | unsigned int x, y, z; | |
| 285 | ||
| 286 | y = seed; | |
| 287 | ||
| 288 | for (x = 0; *password; password++) { | |
| 289 | x = (x & 0xffffff00) | *password; | |
| 290 | y ^= x; | |
| 291 | y += x; | |
| 292 | x <<= 8; | |
| 293 | y ^= x; | |
| 294 | x <<= 8; | |
| 295 | y -= x; | |
| 296 | x <<= 8; | |
| 297 | y ^= x; | |
| 298 | ||
| 299 | z = y & 0x1F; | |
| 300 | y = (y << z) | (y >> (32 - z)); | |
| 301 | } | |
| 302 | ||
| 303 | return y; | |
| 304 | } | |
| 305 | ||
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306 | #ifndef _WIN32 |
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307 | |
| 11360 | 308 | /* |
| 309 | * gg_resolve() // funkcja wewnętrzna | |
| 310 | * | |
| 311 | * tworzy potok, forkuje się i w drugim procesie zaczyna resolvować | |
| 312 | * podanego hosta. zapisuje w sesji deskryptor potoku. jeśli coś tam | |
| 313 | * będzie gotowego, znaczy, że można wczytać struct in_addr. jeśli | |
| 314 | * nie znajdzie, zwraca INADDR_NONE. | |
| 315 | * | |
| 316 | * - fd - wskaźnik gdzie wrzucić deskryptor | |
| 317 | * - pid - gdzie wrzucić pid procesu potomnego | |
| 318 | * - hostname - nazwa hosta do zresolvowania | |
| 319 | * | |
| 320 | * 0, -1. | |
| 321 | */ | |
| 322 | int gg_resolve(int *fd, int *pid, const char *hostname) | |
| 323 | { | |
| 324 | int pipes[2], res; | |
| 325 | struct in_addr a; | |
| 326 | int errno2; | |
| 327 | ||
| 328 | gg_debug(GG_DEBUG_FUNCTION, "** gg_resolve(%p, %p, \"%s\");\n", fd, pid, hostname); | |
| 329 | ||
| 330 | if (!fd || !pid) { | |
| 331 | errno = EFAULT; | |
| 332 | return -1; | |
| 333 | } | |
| 334 | ||
| 335 | if (pipe(pipes) == -1) | |
| 336 | return -1; | |
| 337 | ||
| 338 | if ((res = fork()) == -1) { | |
| 339 | errno2 = errno; | |
| 340 | close(pipes[0]); | |
| 341 | close(pipes[1]); | |
| 342 | errno = errno2; | |
| 343 | return -1; | |
| 344 | } | |
| 345 | ||
| 346 | if (!res) { | |
| 347 | if ((a.s_addr = inet_addr(hostname)) == INADDR_NONE) { | |
| 348 | struct in_addr *hn; | |
| 349 | ||
| 350 | if (!(hn = gg_gethostbyname(hostname))) | |
| 351 | a.s_addr = INADDR_NONE; | |
| 352 | else { | |
| 353 | a.s_addr = hn->s_addr; | |
| 354 | free(hn); | |
| 355 | } | |
| 356 | } | |
| 357 | ||
| 358 | write(pipes[1], &a, sizeof(a)); | |
| 359 | ||
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360 | _exit(0); |
| 11360 | 361 | } |
| 362 | ||
| 363 | close(pipes[1]); | |
| 364 | ||
| 365 | *fd = pipes[0]; | |
| 366 | *pid = res; | |
| 367 | ||
| 368 | return 0; | |
| 369 | } | |
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370 | #endif |
| 11360 | 371 | |
| 372 | #ifdef __GG_LIBGADU_HAVE_PTHREAD | |
| 373 | ||
| 374 | struct gg_resolve_pthread_data { | |
| 375 | char *hostname; | |
| 376 | int fd; | |
| 377 | }; | |
| 378 | ||
| 379 | static void *gg_resolve_pthread_thread(void *arg) | |
| 380 | { | |
| 381 | struct gg_resolve_pthread_data *d = arg; | |
| 382 | struct in_addr a; | |
| 383 | ||
| 384 | pthread_detach(pthread_self()); | |
| 385 | ||
| 386 | if ((a.s_addr = inet_addr(d->hostname)) == INADDR_NONE) { | |
| 387 | struct in_addr *hn; | |
| 388 | ||
| 389 | if (!(hn = gg_gethostbyname(d->hostname))) | |
| 390 | a.s_addr = INADDR_NONE; | |
| 391 | else { | |
| 392 | a.s_addr = hn->s_addr; | |
| 393 | free(hn); | |
| 394 | } | |
| 395 | } | |
| 396 | ||
| 397 | write(d->fd, &a, sizeof(a)); | |
| 398 | close(d->fd); | |
| 399 | ||
| 400 | free(d->hostname); | |
| 401 | d->hostname = NULL; | |
| 402 | ||
| 403 | free(d); | |
| 404 | ||
| 405 | pthread_exit(NULL); | |
| 406 | ||
| 407 | return NULL; /* żeby kompilator nie marudził */ | |
| 408 | } | |
| 409 | ||
| 410 | /* | |
| 411 | * gg_resolve_pthread() // funkcja wewnętrzna | |
| 412 | * | |
| 413 | * tworzy potok, nowy wątek i w nim zaczyna resolvować podanego hosta. | |
| 414 | * zapisuje w sesji deskryptor potoku. jeśli coś tam będzie gotowego, | |
| 415 | * znaczy, że można wczytać struct in_addr. jeśli nie znajdzie, zwraca | |
| 416 | * INADDR_NONE. | |
| 417 | * | |
| 418 | * - fd - wskaźnik do zmiennej przechowującej desktyptor resolvera | |
| 419 | * - resolver - wskaźnik do wskaźnika resolvera | |
| 420 | * - hostname - nazwa hosta do zresolvowania | |
| 421 | * | |
| 422 | * 0, -1. | |
| 423 | */ | |
| 424 | int gg_resolve_pthread(int *fd, void **resolver, const char *hostname) | |
| 425 | { | |
| 426 | struct gg_resolve_pthread_data *d = NULL; | |
| 427 | pthread_t *tmp; | |
| 428 | int pipes[2], new_errno; | |
| 429 | ||
| 430 | gg_debug(GG_DEBUG_FUNCTION, "** gg_resolve_pthread(%p, %p, \"%s\");\n", fd, resolver, hostname); | |
| 431 | ||
| 432 | if (!resolver || !fd || !hostname) { | |
| 433 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() invalid arguments\n"); | |
| 434 | errno = EFAULT; | |
| 435 | return -1; | |
| 436 | } | |
| 437 | ||
| 438 | if (!(tmp = malloc(sizeof(pthread_t)))) { | |
| 439 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() out of memory for pthread id\n"); | |
| 440 | return -1; | |
| 441 | } | |
| 442 | ||
| 443 | if (pipe(pipes) == -1) { | |
| 444 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() unable to create pipes (errno=%d, %s)\n", errno, strerror(errno)); | |
| 445 | free(tmp); | |
| 446 | return -1; | |
| 447 | } | |
| 448 | ||
| 449 | if (!(d = malloc(sizeof(*d)))) { | |
| 450 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() out of memory\n"); | |
| 451 | new_errno = errno; | |
| 452 | goto cleanup; | |
| 453 | } | |
| 454 | ||
| 455 | d->hostname = NULL; | |
| 456 | ||
| 457 | if (!(d->hostname = strdup(hostname))) { | |
| 458 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() out of memory\n"); | |
| 459 | new_errno = errno; | |
| 460 | goto cleanup; | |
| 461 | } | |
| 462 | ||
| 463 | d->fd = pipes[1]; | |
| 464 | ||
| 465 | if (pthread_create(tmp, NULL, gg_resolve_pthread_thread, d)) { | |
| 466 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_phread() unable to create thread\n"); | |
| 467 | new_errno = errno; | |
| 468 | goto cleanup; | |
| 469 | } | |
| 470 | ||
| 471 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_pthread() %p\n", tmp); | |
| 472 | ||
| 473 | *resolver = tmp; | |
| 474 | ||
| 475 | *fd = pipes[0]; | |
| 476 | ||
| 477 | return 0; | |
| 478 | ||
| 479 | cleanup: | |
| 480 | if (d) { | |
| 481 | free(d->hostname); | |
| 482 | free(d); | |
| 483 | } | |
| 484 | ||
| 485 | close(pipes[0]); | |
| 486 | close(pipes[1]); | |
| 487 | ||
| 488 | free(tmp); | |
| 489 | ||
| 490 | errno = new_errno; | |
| 491 | ||
| 492 | return -1; | |
| 493 | } | |
| 494 | ||
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495 | #elif defined _WIN32 |
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496 | |
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497 | struct gg_resolve_win32thread_data { |
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498 | char *hostname; |
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499 | int fd; |
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500 | }; |
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501 | |
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502 | static DWORD WINAPI gg_resolve_win32thread_thread(LPVOID arg) |
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503 | { |
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504 | struct gg_resolve_win32thread_data *d = arg; |
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505 | struct in_addr a; |
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506 | |
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507 | if ((a.s_addr = inet_addr(d->hostname)) == INADDR_NONE) { |
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508 | struct in_addr *hn; |
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509 | |
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510 | if (!(hn = gg_gethostbyname(d->hostname))) |
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511 | a.s_addr = INADDR_NONE; |
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512 | else { |
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513 | a.s_addr = hn->s_addr; |
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514 | free(hn); |
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515 | } |
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516 | } |
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517 | |
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518 | write(d->fd, &a, sizeof(a)); |
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519 | close(d->fd); |
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520 | |
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521 | free(d->hostname); |
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522 | d->hostname = NULL; |
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523 | |
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524 | free(d); |
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525 | |
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526 | return 0; |
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527 | } |
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528 | |
|
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|
529 | |
|
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|
530 | int gg_resolve_win32thread(int *fd, void **resolver, const char *hostname) |
|
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531 | { |
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532 | struct gg_resolve_win32thread_data *d = NULL; |
|
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533 | HANDLE h; |
|
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534 | DWORD dwTId; |
|
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535 | int pipes[2], new_errno; |
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536 | |
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537 | gg_debug(GG_DEBUG_FUNCTION, "** gg_resolve_win32thread(%p, %p, \"%s\");\n", fd, resolver, hostname); |
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538 | |
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539 | if (!resolver || !fd || !hostname) { |
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540 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_win32thread() invalid arguments\n"); |
|
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|
541 | errno = EFAULT; |
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542 | return -1; |
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543 | } |
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544 | |
| 12007 | 545 | if (socket_pipe(pipes) == -1) { |
|
11546
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|
546 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_win32thread() unable to create pipes (errno=%d, %s)\n", errno, strerror(errno)); |
|
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547 | return -1; |
|
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|
548 | } |
|
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|
549 | |
|
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550 | if (!(d = malloc(sizeof(*d)))) { |
|
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551 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_win32thread() out of memory\n"); |
|
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|
552 | new_errno = GetLastError(); |
|
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553 | goto cleanup; |
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|
554 | } |
|
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555 | |
|
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556 | d->hostname = NULL; |
|
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|
557 | |
|
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|
558 | if (!(d->hostname = strdup(hostname))) { |
|
acb5676e57bb
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|
559 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_win32thread() out of memory\n"); |
|
acb5676e57bb
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560 | new_errno = GetLastError(); |
|
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|
561 | goto cleanup; |
|
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|
562 | } |
|
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|
563 | |
|
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|
564 | d->fd = pipes[1]; |
|
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|
565 | |
|
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|
566 | h = CreateThread(NULL, 0, gg_resolve_win32thread_thread, |
|
acb5676e57bb
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|
567 | d, 0, &dwTId); |
|
acb5676e57bb
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|
568 | |
|
acb5676e57bb
[gaim-migrate @ 13801]
Daniel Atallah <datallah@pidgin.im>
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diff
changeset
|
569 | if (h == NULL) { |
|
acb5676e57bb
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diff
changeset
|
570 | gg_debug(GG_DEBUG_MISC, "// gg_resolve_win32thread() unable to create thread\n"); |
|
acb5676e57bb
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|
571 | new_errno = GetLastError(); |
|
acb5676e57bb
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|
572 | goto cleanup; |
|
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|
573 | } |
|
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|
574 | |
|
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|
575 | *resolver = h; |
|
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|
576 | *fd = pipes[0]; |
|
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|
577 | |
|
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|
578 | return 0; |
|
acb5676e57bb
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changeset
|
579 | |
|
acb5676e57bb
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|
580 | cleanup: |
|
acb5676e57bb
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parents:
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diff
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|
581 | if (d) { |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
parents:
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changeset
|
582 | free(d->hostname); |
|
acb5676e57bb
[gaim-migrate @ 13801]
Daniel Atallah <datallah@pidgin.im>
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diff
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|
583 | free(d); |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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|
584 | } |
|
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[gaim-migrate @ 13801]
Daniel Atallah <datallah@pidgin.im>
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diff
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|
585 | |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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diff
changeset
|
586 | close(pipes[0]); |
|
acb5676e57bb
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diff
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|
587 | close(pipes[1]); |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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diff
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|
588 | |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
parents:
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diff
changeset
|
589 | errno = new_errno; |
|
acb5676e57bb
[gaim-migrate @ 13801]
Daniel Atallah <datallah@pidgin.im>
parents:
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diff
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|
590 | |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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diff
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|
591 | return -1; |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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diff
changeset
|
592 | |
|
acb5676e57bb
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Daniel Atallah <datallah@pidgin.im>
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|
593 | } |
| 11360 | 594 | #endif |
| 595 | ||
| 596 | /* | |
| 597 | * gg_read() // funkcja pomocnicza | |
| 598 | * | |
| 599 | * czyta z gniazda określoną ilość bajtów. bierze pod uwagę, czy mamy | |
| 600 | * połączenie zwykłe czy TLS. | |
| 601 | * | |
| 602 | * - sess - sesja, | |
| 603 | * - buf - bufor, | |
| 604 | * - length - ilość bajtów, | |
| 605 | * | |
| 606 | * takie same wartości jak read(). | |
| 607 | */ | |
| 608 | int gg_read(struct gg_session *sess, char *buf, int length) | |
| 609 | { | |
| 610 | int res; | |
| 611 | ||
| 612 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 613 | if (sess->ssl) { | |
| 614 | int err; | |
| 615 | ||
| 616 | res = SSL_read(sess->ssl, buf, length); | |
| 617 | ||
| 618 | if (res < 0) { | |
| 619 | err = SSL_get_error(sess->ssl, res); | |
| 620 | ||
| 621 | if (err == SSL_ERROR_WANT_READ) | |
| 622 | errno = EAGAIN; | |
| 623 | ||
| 624 | return -1; | |
| 625 | } | |
| 626 | } else | |
| 627 | #endif | |
| 628 | res = read(sess->fd, buf, length); | |
| 629 | ||
| 630 | return res; | |
| 631 | } | |
| 632 | ||
| 633 | /* | |
| 634 | * gg_write() // funkcja pomocnicza | |
| 635 | * | |
| 636 | * zapisuje do gniazda określoną ilość bajtów. bierze pod uwagę, czy mamy | |
| 637 | * połączenie zwykłe czy TLS. | |
| 638 | * | |
| 639 | * - sess - sesja, | |
| 640 | * - buf - bufor, | |
| 641 | * - length - ilość bajtów, | |
| 642 | * | |
| 643 | * takie same wartości jak write(). | |
| 644 | */ | |
| 645 | int gg_write(struct gg_session *sess, const char *buf, int length) | |
| 646 | { | |
| 647 | int res = 0; | |
| 648 | ||
| 649 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 650 | if (sess->ssl) { | |
| 651 | int err; | |
| 652 | ||
| 653 | res = SSL_write(sess->ssl, buf, length); | |
| 654 | ||
| 655 | if (res < 0) { | |
| 656 | err = SSL_get_error(sess->ssl, res); | |
| 657 | ||
| 658 | if (err == SSL_ERROR_WANT_WRITE) | |
| 659 | errno = EAGAIN; | |
| 660 | ||
| 661 | return -1; | |
| 662 | } | |
| 663 | } else | |
| 664 | #endif | |
| 665 | { | |
| 666 | int written = 0; | |
| 667 | ||
| 668 | while (written < length) { | |
| 669 | res = write(sess->fd, buf + written, length - written); | |
| 670 | ||
| 671 | if (res == -1) { | |
| 672 | if (errno == EAGAIN) | |
| 673 | continue; | |
| 674 | else | |
| 675 | break; | |
| 676 | } else { | |
| 677 | written += res; | |
| 678 | res = written; | |
| 679 | } | |
| 680 | } | |
| 681 | } | |
| 682 | ||
| 683 | return res; | |
| 684 | } | |
| 685 | ||
| 686 | /* | |
| 687 | * gg_recv_packet() // funkcja wewnętrzna | |
| 688 | * | |
| 689 | * odbiera jeden pakiet i zwraca wskaźnik do niego. pamięć po nim | |
| 690 | * należy zwolnić za pomocą free(). | |
| 691 | * | |
| 692 | * - sess - opis sesji | |
| 693 | * | |
| 694 | * w przypadku błędu NULL, kod błędu w errno. należy zwrócić uwagę, że gdy | |
| 695 | * połączenie jest nieblokujące, a kod błędu wynosi EAGAIN, nie udało się | |
| 696 | * odczytać całego pakietu i nie należy tego traktować jako błąd. | |
| 697 | */ | |
| 698 | void *gg_recv_packet(struct gg_session *sess) | |
| 699 | { | |
| 700 | struct gg_header h; | |
| 701 | char *buf = NULL; | |
|
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|
702 | int ret = 0, offset, size = 0; |
| 11360 | 703 | |
| 704 | gg_debug(GG_DEBUG_FUNCTION, "** gg_recv_packet(%p);\n", sess); | |
| 705 | ||
| 706 | if (!sess) { | |
| 707 | errno = EFAULT; | |
| 708 | return NULL; | |
| 709 | } | |
| 710 | ||
| 711 | if (sess->recv_left < 1) { | |
| 712 | if (sess->header_buf) { | |
| 713 | memcpy(&h, sess->header_buf, sess->header_done); | |
| 714 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv: resuming last read (%d bytes left)\n", sizeof(h) - sess->header_done); | |
| 715 | free(sess->header_buf); | |
| 716 | sess->header_buf = NULL; | |
| 717 | } else | |
| 718 | sess->header_done = 0; | |
| 719 | ||
| 720 | while (sess->header_done < sizeof(h)) { | |
| 721 | ret = gg_read(sess, (char*) &h + sess->header_done, sizeof(h) - sess->header_done); | |
| 722 | ||
| 723 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv(%d,%p,%d) = %d\n", sess->fd, &h + sess->header_done, sizeof(h) - sess->header_done, ret); | |
| 724 | ||
| 725 | if (!ret) { | |
| 726 | errno = ECONNRESET; | |
| 727 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv() failed: connection broken\n"); | |
| 728 | return NULL; | |
| 729 | } | |
| 730 | ||
| 731 | if (ret == -1) { | |
| 732 | if (errno == EINTR) { | |
| 733 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv() interrupted system call, resuming\n"); | |
| 734 | continue; | |
| 735 | } | |
| 736 | ||
| 737 | if (errno == EAGAIN) { | |
| 738 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv() incomplete header received\n"); | |
| 739 | ||
| 740 | if (!(sess->header_buf = malloc(sess->header_done))) { | |
| 741 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv() not enough memory\n"); | |
| 742 | return NULL; | |
| 743 | } | |
| 744 | ||
| 745 | memcpy(sess->header_buf, &h, sess->header_done); | |
| 746 | ||
| 747 | return NULL; | |
| 748 | } | |
| 749 | ||
| 750 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() header recv() failed: errno=%d, %s\n", errno, strerror(errno)); | |
| 751 | ||
| 752 | return NULL; | |
| 753 | } | |
| 754 | ||
| 755 | sess->header_done += ret; | |
| 756 | ||
| 757 | } | |
| 758 | ||
| 759 | h.type = gg_fix32(h.type); | |
| 760 | h.length = gg_fix32(h.length); | |
| 761 | } else | |
| 762 | memcpy(&h, sess->recv_buf, sizeof(h)); | |
| 763 | ||
| 764 | /* jakieś sensowne limity na rozmiar pakietu */ | |
| 765 | if (h.length > 65535) { | |
| 766 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() invalid packet length (%d)\n", h.length); | |
| 767 | errno = ERANGE; | |
| 768 | return NULL; | |
| 769 | } | |
| 770 | ||
| 771 | if (sess->recv_left > 0) { | |
| 772 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() resuming last gg_recv_packet()\n"); | |
| 773 | size = sess->recv_left; | |
| 774 | offset = sess->recv_done; | |
| 775 | buf = sess->recv_buf; | |
| 776 | } else { | |
| 777 | if (!(buf = malloc(sizeof(h) + h.length + 1))) { | |
| 778 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() not enough memory for packet data\n"); | |
| 779 | return NULL; | |
| 780 | } | |
| 781 | ||
| 782 | memcpy(buf, &h, sizeof(h)); | |
| 783 | ||
| 784 | offset = 0; | |
| 785 | size = h.length; | |
| 786 | } | |
| 787 | ||
| 788 | while (size > 0) { | |
| 789 | ret = gg_read(sess, buf + sizeof(h) + offset, size); | |
| 790 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() body recv(%d,%p,%d) = %d\n", sess->fd, buf + sizeof(h) + offset, size, ret); | |
| 791 | if (!ret) { | |
| 792 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() body recv() failed: connection broken\n"); | |
| 793 | errno = ECONNRESET; | |
| 794 | return NULL; | |
| 795 | } | |
| 796 | if (ret > -1 && ret <= size) { | |
| 797 | offset += ret; | |
| 798 | size -= ret; | |
| 799 | } else if (ret == -1) { | |
| 800 | int errno2 = errno; | |
| 801 | ||
| 802 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() body recv() failed (errno=%d, %s)\n", errno, strerror(errno)); | |
| 803 | errno = errno2; | |
| 804 | ||
| 805 | if (errno == EAGAIN) { | |
| 806 | gg_debug(GG_DEBUG_MISC, "// gg_recv_packet() %d bytes received, %d left\n", offset, size); | |
| 807 | sess->recv_buf = buf; | |
| 808 | sess->recv_left = size; | |
| 809 | sess->recv_done = offset; | |
| 810 | return NULL; | |
| 811 | } | |
| 812 | if (errno != EINTR) { | |
| 813 | free(buf); | |
| 814 | return NULL; | |
| 815 | } | |
| 816 | } | |
| 817 | } | |
| 818 | ||
| 819 | sess->recv_left = 0; | |
| 820 | ||
| 821 | if ((gg_debug_level & GG_DEBUG_DUMP)) { | |
| 822 | unsigned int i; | |
| 823 | ||
| 824 | gg_debug(GG_DEBUG_DUMP, "// gg_recv_packet(%.2x)", h.type); | |
| 825 | for (i = 0; i < sizeof(h) + h.length; i++) | |
| 826 | gg_debug(GG_DEBUG_DUMP, " %.2x", (unsigned char) buf[i]); | |
| 827 | gg_debug(GG_DEBUG_DUMP, "\n"); | |
| 828 | } | |
| 829 | ||
| 830 | return buf; | |
| 831 | } | |
| 832 | ||
| 833 | /* | |
| 834 | * gg_send_packet() // funkcja wewnętrzna | |
| 835 | * | |
| 836 | * konstruuje pakiet i wysyła go do serwera. | |
| 837 | * | |
| 838 | * - sock - deskryptor gniazda | |
| 839 | * - type - typ pakietu | |
| 840 | * - payload_1 - pierwsza część pakietu | |
| 841 | * - payload_length_1 - długość pierwszej części | |
| 842 | * - payload_2 - druga część pakietu | |
| 843 | * - payload_length_2 - długość drugiej części | |
| 844 | * - ... - kolejne części pakietu i ich długości | |
| 845 | * - NULL - końcowym parametr (konieczny!) | |
| 846 | * | |
| 847 | * jeśli się powiodło, zwraca 0, w przypadku błędu -1. jeśli errno == ENOMEM, | |
| 848 | * zabrakło pamięci. inaczej był błąd przy wysyłaniu pakietu. dla errno == 0 | |
| 849 | * nie wysłano całego pakietu. | |
| 850 | */ | |
| 851 | int gg_send_packet(struct gg_session *sess, int type, ...) | |
| 852 | { | |
| 853 | struct gg_header *h; | |
| 854 | char *tmp; | |
|
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855 | int tmp_length; |
| 11360 | 856 | void *payload; |
| 857 | unsigned int payload_length; | |
| 858 | va_list ap; | |
| 859 | int res; | |
| 860 | ||
| 861 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_packet(%p, 0x%.2x, ...)\n", sess, type); | |
| 862 | ||
| 863 | tmp_length = sizeof(struct gg_header); | |
| 864 | ||
| 865 | if (!(tmp = malloc(tmp_length))) { | |
| 866 | gg_debug(GG_DEBUG_MISC, "// gg_send_packet() not enough memory for packet header\n"); | |
| 867 | return -1; | |
| 868 | } | |
| 869 | ||
| 870 | va_start(ap, type); | |
| 871 | ||
| 872 | payload = va_arg(ap, void *); | |
| 873 | ||
| 874 | while (payload) { | |
| 875 | char *tmp2; | |
| 876 | ||
| 877 | payload_length = va_arg(ap, unsigned int); | |
| 878 | ||
| 879 | if (!(tmp2 = realloc(tmp, tmp_length + payload_length))) { | |
| 880 | gg_debug(GG_DEBUG_MISC, "// gg_send_packet() not enough memory for payload\n"); | |
| 881 | free(tmp); | |
| 882 | va_end(ap); | |
| 883 | return -1; | |
| 884 | } | |
| 885 | ||
| 886 | tmp = tmp2; | |
| 887 | ||
| 888 | memcpy(tmp + tmp_length, payload, payload_length); | |
| 889 | tmp_length += payload_length; | |
| 890 | ||
| 891 | payload = va_arg(ap, void *); | |
| 892 | } | |
| 893 | ||
| 894 | va_end(ap); | |
| 895 | ||
| 896 | h = (struct gg_header*) tmp; | |
| 897 | h->type = gg_fix32(type); | |
| 898 | h->length = gg_fix32(tmp_length - sizeof(struct gg_header)); | |
| 899 | ||
| 900 | if ((gg_debug_level & GG_DEBUG_DUMP)) { | |
|
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901 | int i; |
| 11360 | 902 | |
| 903 | gg_debug(GG_DEBUG_DUMP, "// gg_send_packet(0x%.2x)", gg_fix32(h->type)); | |
| 904 | for (i = 0; i < tmp_length; ++i) | |
| 905 | gg_debug(GG_DEBUG_DUMP, " %.2x", (unsigned char) tmp[i]); | |
| 906 | gg_debug(GG_DEBUG_DUMP, "\n"); | |
| 907 | } | |
| 908 | ||
| 909 | if ((res = gg_write(sess, tmp, tmp_length)) < tmp_length) { | |
| 910 | gg_debug(GG_DEBUG_MISC, "// gg_send_packet() write() failed. res = %d, errno = %d (%s)\n", res, errno, strerror(errno)); | |
| 911 | free(tmp); | |
| 912 | return -1; | |
| 913 | } | |
| 914 | ||
| 915 | free(tmp); | |
| 916 | return 0; | |
| 917 | } | |
| 918 | ||
| 919 | /* | |
| 920 | * gg_session_callback() // funkcja wewnętrzna | |
| 921 | * | |
| 922 | * wywoływany z gg_session->callback, wykonuje gg_watch_fd() i pakuje | |
| 923 | * do gg_session->event jego wynik. | |
| 924 | */ | |
| 925 | static int gg_session_callback(struct gg_session *s) | |
| 926 | { | |
| 927 | if (!s) { | |
| 928 | errno = EFAULT; | |
| 929 | return -1; | |
| 930 | } | |
| 931 | ||
| 932 | return ((s->event = gg_watch_fd(s)) != NULL) ? 0 : -1; | |
| 933 | } | |
| 934 | ||
| 935 | /* | |
| 936 | * gg_login() | |
| 937 | * | |
| 938 | * rozpoczyna procedurę łączenia się z serwerem. resztę obsługuje się przez | |
| 939 | * gg_watch_fd(). | |
| 940 | * | |
| 941 | * UWAGA! program musi obsłużyć SIGCHLD, jeśli łączy się asynchronicznie, | |
| 942 | * żeby poprawnie zamknąć proces resolvera. | |
| 943 | * | |
| 944 | * - p - struktura opisująca początkowy stan. wymagane pola: uin, | |
| 945 | * password | |
| 946 | * | |
| 947 | * w przypadku błędu NULL, jeśli idzie dobrze (async) albo poszło | |
| 948 | * dobrze (sync), zwróci wskaźnik do zaalokowanej struct gg_session. | |
| 949 | */ | |
| 950 | struct gg_session *gg_login(const struct gg_login_params *p) | |
| 951 | { | |
| 952 | struct gg_session *sess = NULL; | |
| 953 | char *hostname; | |
| 954 | int port; | |
| 955 | ||
| 956 | if (!p) { | |
| 957 | gg_debug(GG_DEBUG_FUNCTION, "** gg_login(%p);\n", p); | |
| 958 | errno = EFAULT; | |
| 959 | return NULL; | |
| 960 | } | |
| 961 | ||
| 962 | gg_debug(GG_DEBUG_FUNCTION, "** gg_login(%p: [uin=%u, async=%d, ...]);\n", p, p->uin, p->async); | |
| 963 | ||
| 964 | if (!(sess = malloc(sizeof(struct gg_session)))) { | |
| 965 | gg_debug(GG_DEBUG_MISC, "// gg_login() not enough memory for session data\n"); | |
| 966 | goto fail; | |
| 967 | } | |
| 968 | ||
| 969 | memset(sess, 0, sizeof(struct gg_session)); | |
| 970 | ||
| 971 | if (!p->password || !p->uin) { | |
| 972 | gg_debug(GG_DEBUG_MISC, "// gg_login() invalid arguments. uin and password needed\n"); | |
| 973 | errno = EFAULT; | |
| 974 | goto fail; | |
| 975 | } | |
| 976 | ||
| 977 | if (!(sess->password = strdup(p->password))) { | |
| 978 | gg_debug(GG_DEBUG_MISC, "// gg_login() not enough memory for password\n"); | |
| 979 | goto fail; | |
| 980 | } | |
| 981 | ||
| 982 | if (p->status_descr && !(sess->initial_descr = strdup(p->status_descr))) { | |
| 983 | gg_debug(GG_DEBUG_MISC, "// gg_login() not enough memory for status\n"); | |
| 984 | goto fail; | |
| 985 | } | |
| 986 | ||
| 987 | sess->uin = p->uin; | |
| 988 | sess->state = GG_STATE_RESOLVING; | |
| 989 | sess->check = GG_CHECK_READ; | |
| 990 | sess->timeout = GG_DEFAULT_TIMEOUT; | |
| 991 | sess->async = p->async; | |
| 992 | sess->type = GG_SESSION_GG; | |
| 993 | sess->initial_status = p->status; | |
| 994 | sess->callback = gg_session_callback; | |
| 995 | sess->destroy = gg_free_session; | |
| 996 | sess->port = (p->server_port) ? p->server_port : ((gg_proxy_enabled) ? GG_HTTPS_PORT : GG_DEFAULT_PORT); | |
| 997 | sess->server_addr = p->server_addr; | |
| 998 | sess->external_port = p->external_port; | |
| 999 | sess->external_addr = p->external_addr; | |
| 1000 | sess->protocol_version = (p->protocol_version) ? p->protocol_version : GG_DEFAULT_PROTOCOL_VERSION; | |
| 1001 | if (p->era_omnix) | |
| 1002 | sess->protocol_version |= GG_ERA_OMNIX_MASK; | |
| 1003 | if (p->has_audio) | |
| 1004 | sess->protocol_version |= GG_HAS_AUDIO_MASK; | |
| 1005 | sess->client_version = (p->client_version) ? strdup(p->client_version) : NULL; | |
| 1006 | sess->last_sysmsg = p->last_sysmsg; | |
| 1007 | sess->image_size = p->image_size; | |
| 1008 | sess->pid = -1; | |
| 1009 | ||
| 1010 | if (p->tls == 1) { | |
| 1011 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 1012 | char buf[1024]; | |
| 1013 | ||
| 1014 | OpenSSL_add_ssl_algorithms(); | |
| 1015 | ||
| 1016 | if (!RAND_status()) { | |
| 1017 | char rdata[1024]; | |
| 1018 | struct { | |
| 1019 | time_t time; | |
| 1020 | void *ptr; | |
| 1021 | } rstruct; | |
| 1022 | ||
| 1023 | time(&rstruct.time); | |
| 1024 | rstruct.ptr = (void *) &rstruct; | |
| 1025 | ||
| 1026 | RAND_seed((void *) rdata, sizeof(rdata)); | |
| 1027 | RAND_seed((void *) &rstruct, sizeof(rstruct)); | |
| 1028 | } | |
| 1029 | ||
| 1030 | sess->ssl_ctx = SSL_CTX_new(TLSv1_client_method()); | |
| 1031 | ||
| 1032 | if (!sess->ssl_ctx) { | |
| 1033 | ERR_error_string_n(ERR_get_error(), buf, sizeof(buf)); | |
| 1034 | gg_debug(GG_DEBUG_MISC, "// gg_login() SSL_CTX_new() failed: %s\n", buf); | |
| 1035 | goto fail; | |
| 1036 | } | |
| 1037 | ||
| 1038 | SSL_CTX_set_verify(sess->ssl_ctx, SSL_VERIFY_NONE, NULL); | |
| 1039 | ||
| 1040 | sess->ssl = SSL_new(sess->ssl_ctx); | |
| 1041 | ||
| 1042 | if (!sess->ssl) { | |
| 1043 | ERR_error_string_n(ERR_get_error(), buf, sizeof(buf)); | |
| 1044 | gg_debug(GG_DEBUG_MISC, "// gg_login() SSL_new() failed: %s\n", buf); | |
| 1045 | goto fail; | |
| 1046 | } | |
| 1047 | #else | |
| 1048 | gg_debug(GG_DEBUG_MISC, "// gg_login() client requested TLS but no support compiled in\n"); | |
| 1049 | #endif | |
| 1050 | } | |
| 1051 | ||
| 1052 | if (gg_proxy_enabled) { | |
| 1053 | hostname = gg_proxy_host; | |
| 1054 | sess->proxy_port = port = gg_proxy_port; | |
| 1055 | } else { | |
| 1056 | hostname = GG_APPMSG_HOST; | |
| 1057 | port = GG_APPMSG_PORT; | |
| 1058 | } | |
| 1059 | ||
| 1060 | if (!p->async) { | |
| 1061 | struct in_addr a; | |
| 1062 | ||
| 1063 | if (!p->server_addr || !p->server_port) { | |
| 1064 | if ((a.s_addr = inet_addr(hostname)) == INADDR_NONE) { | |
| 1065 | struct in_addr *hn; | |
| 1066 | ||
| 1067 | if (!(hn = gg_gethostbyname(hostname))) { | |
| 1068 | gg_debug(GG_DEBUG_MISC, "// gg_login() host \"%s\" not found\n", hostname); | |
| 1069 | goto fail; | |
| 1070 | } else { | |
| 1071 | a.s_addr = hn->s_addr; | |
| 1072 | free(hn); | |
| 1073 | } | |
| 1074 | } | |
| 1075 | } else { | |
| 1076 | a.s_addr = p->server_addr; | |
| 1077 | port = p->server_port; | |
| 1078 | } | |
| 1079 | ||
| 1080 | sess->hub_addr = a.s_addr; | |
| 1081 | ||
| 1082 | if (gg_proxy_enabled) | |
| 1083 | sess->proxy_addr = a.s_addr; | |
| 1084 | ||
| 1085 | if ((sess->fd = gg_connect(&a, port, 0)) == -1) { | |
| 1086 | gg_debug(GG_DEBUG_MISC, "// gg_login() connection failed (errno=%d, %s)\n", errno, strerror(errno)); | |
| 1087 | goto fail; | |
| 1088 | } | |
| 1089 | ||
| 1090 | if (p->server_addr && p->server_port) | |
| 1091 | sess->state = GG_STATE_CONNECTING_GG; | |
| 1092 | else | |
| 1093 | sess->state = GG_STATE_CONNECTING_HUB; | |
| 1094 | ||
| 1095 | while (sess->state != GG_STATE_CONNECTED) { | |
| 1096 | struct gg_event *e; | |
| 1097 | ||
| 1098 | if (!(e = gg_watch_fd(sess))) { | |
| 1099 | gg_debug(GG_DEBUG_MISC, "// gg_login() critical error in gg_watch_fd()\n"); | |
| 1100 | goto fail; | |
| 1101 | } | |
| 1102 | ||
| 1103 | if (e->type == GG_EVENT_CONN_FAILED) { | |
| 1104 | errno = EACCES; | |
| 1105 | gg_debug(GG_DEBUG_MISC, "// gg_login() could not login\n"); | |
| 1106 | gg_event_free(e); | |
| 1107 | goto fail; | |
| 1108 | } | |
| 1109 | ||
| 1110 | gg_event_free(e); | |
| 1111 | } | |
| 1112 | ||
| 1113 | return sess; | |
| 1114 | } | |
| 1115 | ||
| 1116 | if (!sess->server_addr || gg_proxy_enabled) { | |
|
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1117 | #ifdef __GG_LIBGADU_HAVE_PTHREAD |
|
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1118 | if (gg_resolve_pthread(&sess->fd, &sess->resolver, hostname)) { |
|
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1119 | #elif defined _WIN32 |
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1120 | if (gg_resolve_win32thread(&sess->fd, &sess->resolver, hostname)) { |
|
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|
1121 | #else |
| 11360 | 1122 | if (gg_resolve(&sess->fd, &sess->pid, hostname)) { |
| 1123 | #endif | |
| 1124 | gg_debug(GG_DEBUG_MISC, "// gg_login() resolving failed (errno=%d, %s)\n", errno, strerror(errno)); | |
| 1125 | goto fail; | |
| 1126 | } | |
| 1127 | } else { | |
| 1128 | if ((sess->fd = gg_connect(&sess->server_addr, sess->port, sess->async)) == -1) { | |
| 1129 | gg_debug(GG_DEBUG_MISC, "// gg_login() direct connection failed (errno=%d, %s)\n", errno, strerror(errno)); | |
| 1130 | goto fail; | |
| 1131 | } | |
| 1132 | sess->state = GG_STATE_CONNECTING_GG; | |
| 1133 | sess->check = GG_CHECK_WRITE; | |
| 1134 | } | |
| 1135 | ||
| 1136 | return sess; | |
| 1137 | ||
| 1138 | fail: | |
| 1139 | if (sess) { | |
| 1140 | if (sess->password) | |
| 1141 | free(sess->password); | |
| 1142 | if (sess->initial_descr) | |
| 1143 | free(sess->initial_descr); | |
| 1144 | free(sess); | |
| 1145 | } | |
| 1146 | ||
| 1147 | return NULL; | |
| 1148 | } | |
| 1149 | ||
| 1150 | /* | |
| 1151 | * gg_free_session() | |
| 1152 | * | |
| 1153 | * próbuje zamknąć połączenia i zwalnia pamięć zajmowaną przez sesję. | |
| 1154 | * | |
| 1155 | * - sess - opis sesji | |
| 1156 | */ | |
| 1157 | void gg_free_session(struct gg_session *sess) | |
| 1158 | { | |
| 1159 | if (!sess) | |
| 1160 | return; | |
| 1161 | ||
| 1162 | /* XXX dopisać zwalnianie i zamykanie wszystkiego, co mogło zostać */ | |
| 1163 | ||
| 1164 | if (sess->password) | |
| 1165 | free(sess->password); | |
| 1166 | ||
| 1167 | if (sess->initial_descr) | |
| 1168 | free(sess->initial_descr); | |
| 1169 | ||
| 1170 | if (sess->client_version) | |
| 1171 | free(sess->client_version); | |
| 1172 | ||
| 1173 | if (sess->header_buf) | |
| 1174 | free(sess->header_buf); | |
| 1175 | ||
| 1176 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 1177 | if (sess->ssl) | |
| 1178 | SSL_free(sess->ssl); | |
| 1179 | ||
| 1180 | if (sess->ssl_ctx) | |
| 1181 | SSL_CTX_free(sess->ssl_ctx); | |
| 1182 | #endif | |
| 1183 | ||
| 1184 | #ifdef __GG_LIBGADU_HAVE_PTHREAD | |
| 1185 | if (sess->resolver) { | |
| 1186 | pthread_cancel(*((pthread_t*) sess->resolver)); | |
| 1187 | free(sess->resolver); | |
| 1188 | sess->resolver = NULL; | |
| 1189 | } | |
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1190 | #elif defined _WIN32 |
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1191 | if (sess->resolver) { |
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1192 | HANDLE h = sess->resolver; |
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1193 | TerminateThread(h, 0); |
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1194 | CloseHandle(h); |
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1195 | sess->resolver = NULL; |
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1196 | } |
| 11360 | 1197 | #else |
| 1198 | if (sess->pid != -1) | |
| 1199 | waitpid(sess->pid, NULL, WNOHANG); | |
| 1200 | #endif | |
| 1201 | ||
| 1202 | if (sess->fd != -1) | |
| 1203 | close(sess->fd); | |
| 1204 | ||
| 1205 | while (sess->images) | |
| 1206 | gg_image_queue_remove(sess, sess->images, 1); | |
| 1207 | ||
| 1208 | free(sess); | |
| 1209 | } | |
| 1210 | ||
| 1211 | /* | |
| 1212 | * gg_change_status() | |
| 1213 | * | |
| 1214 | * zmienia status użytkownika. przydatne do /away i /busy oraz /quit. | |
| 1215 | * | |
| 1216 | * - sess - opis sesji | |
| 1217 | * - status - nowy status użytkownika | |
| 1218 | * | |
| 1219 | * 0, -1. | |
| 1220 | */ | |
| 1221 | int gg_change_status(struct gg_session *sess, int status) | |
| 1222 | { | |
| 1223 | struct gg_new_status p; | |
| 1224 | ||
| 1225 | gg_debug(GG_DEBUG_FUNCTION, "** gg_change_status(%p, %d);\n", sess, status); | |
| 1226 | ||
| 1227 | if (!sess) { | |
| 1228 | errno = EFAULT; | |
| 1229 | return -1; | |
| 1230 | } | |
| 1231 | ||
| 1232 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1233 | errno = ENOTCONN; | |
| 1234 | return -1; | |
| 1235 | } | |
| 1236 | ||
| 1237 | p.status = gg_fix32(status); | |
| 1238 | ||
| 1239 | sess->status = status; | |
| 1240 | ||
| 1241 | return gg_send_packet(sess, GG_NEW_STATUS, &p, sizeof(p), NULL); | |
| 1242 | } | |
| 1243 | ||
| 1244 | /* | |
| 1245 | * gg_change_status_descr() | |
| 1246 | * | |
| 1247 | * zmienia status użytkownika na opisowy. | |
| 1248 | * | |
| 1249 | * - sess - opis sesji | |
| 1250 | * - status - nowy status użytkownika | |
| 1251 | * - descr - opis statusu | |
| 1252 | * | |
| 1253 | * 0, -1. | |
| 1254 | */ | |
| 1255 | int gg_change_status_descr(struct gg_session *sess, int status, const char *descr) | |
| 1256 | { | |
| 1257 | struct gg_new_status p; | |
| 1258 | ||
| 1259 | gg_debug(GG_DEBUG_FUNCTION, "** gg_change_status_descr(%p, %d, \"%s\");\n", sess, status, descr); | |
| 1260 | ||
| 1261 | if (!sess || !descr) { | |
| 1262 | errno = EFAULT; | |
| 1263 | return -1; | |
| 1264 | } | |
| 1265 | ||
| 1266 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1267 | errno = ENOTCONN; | |
| 1268 | return -1; | |
| 1269 | } | |
| 1270 | ||
| 1271 | p.status = gg_fix32(status); | |
| 1272 | ||
| 1273 | sess->status = status; | |
| 1274 | ||
| 1275 | return gg_send_packet(sess, GG_NEW_STATUS, &p, sizeof(p), descr, (strlen(descr) > GG_STATUS_DESCR_MAXSIZE) ? GG_STATUS_DESCR_MAXSIZE : strlen(descr), NULL); | |
| 1276 | } | |
| 1277 | ||
| 1278 | /* | |
| 1279 | * gg_change_status_descr_time() | |
| 1280 | * | |
| 1281 | * zmienia status użytkownika na opisowy z godziną powrotu. | |
| 1282 | * | |
| 1283 | * - sess - opis sesji | |
| 1284 | * - status - nowy status użytkownika | |
| 1285 | * - descr - opis statusu | |
| 1286 | * - time - czas w formacie uniksowym | |
| 1287 | * | |
| 1288 | * 0, -1. | |
| 1289 | */ | |
| 1290 | int gg_change_status_descr_time(struct gg_session *sess, int status, const char *descr, int time) | |
| 1291 | { | |
| 1292 | struct gg_new_status p; | |
| 1293 | uint32_t newtime; | |
| 1294 | ||
| 1295 | gg_debug(GG_DEBUG_FUNCTION, "** gg_change_status_descr_time(%p, %d, \"%s\", %d);\n", sess, status, descr, time); | |
| 1296 | ||
| 1297 | if (!sess || !descr || !time) { | |
| 1298 | errno = EFAULT; | |
| 1299 | return -1; | |
| 1300 | } | |
| 1301 | ||
| 1302 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1303 | errno = ENOTCONN; | |
| 1304 | return -1; | |
| 1305 | } | |
| 1306 | ||
| 1307 | p.status = gg_fix32(status); | |
| 1308 | ||
| 1309 | sess->status = status; | |
| 1310 | ||
| 1311 | newtime = gg_fix32(time); | |
| 1312 | ||
| 1313 | return gg_send_packet(sess, GG_NEW_STATUS, &p, sizeof(p), descr, (strlen(descr) > GG_STATUS_DESCR_MAXSIZE) ? GG_STATUS_DESCR_MAXSIZE : strlen(descr), &newtime, sizeof(newtime), NULL); | |
| 1314 | } | |
| 1315 | ||
| 1316 | /* | |
| 1317 | * gg_logoff() | |
| 1318 | * | |
| 1319 | * wylogowuje użytkownika i zamyka połączenie, ale nie zwalnia pamięci. | |
| 1320 | * | |
| 1321 | * - sess - opis sesji | |
| 1322 | */ | |
| 1323 | void gg_logoff(struct gg_session *sess) | |
| 1324 | { | |
| 1325 | if (!sess) | |
| 1326 | return; | |
| 1327 | ||
| 1328 | gg_debug(GG_DEBUG_FUNCTION, "** gg_logoff(%p);\n", sess); | |
| 1329 | ||
| 1330 | if (GG_S_NA(sess->status & ~GG_STATUS_FRIENDS_MASK)) | |
| 1331 | gg_change_status(sess, GG_STATUS_NOT_AVAIL); | |
| 1332 | ||
| 1333 | #ifdef __GG_LIBGADU_HAVE_OPENSSL | |
| 1334 | if (sess->ssl) | |
| 1335 | SSL_shutdown(sess->ssl); | |
| 1336 | #endif | |
| 1337 | ||
| 1338 | #ifdef __GG_LIBGADU_HAVE_PTHREAD | |
| 1339 | if (sess->resolver) { | |
| 1340 | pthread_cancel(*((pthread_t*) sess->resolver)); | |
| 1341 | free(sess->resolver); | |
| 1342 | sess->resolver = NULL; | |
| 1343 | } | |
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1344 | #elif defined _WIN32 |
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1345 | if (sess->resolver) { |
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1346 | HANDLE h = sess->resolver; |
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1347 | TerminateThread(h, 0); |
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1348 | CloseHandle(h); |
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1349 | sess->resolver = NULL; |
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1350 | } |
| 11360 | 1351 | #else |
| 1352 | if (sess->pid != -1) { | |
| 1353 | waitpid(sess->pid, NULL, WNOHANG); | |
| 1354 | sess->pid = -1; | |
| 1355 | } | |
| 1356 | #endif | |
| 1357 | ||
| 1358 | if (sess->fd != -1) { | |
| 1359 | shutdown(sess->fd, SHUT_RDWR); | |
| 1360 | close(sess->fd); | |
| 1361 | sess->fd = -1; | |
| 1362 | } | |
| 1363 | } | |
| 1364 | ||
| 1365 | /* | |
| 1366 | * gg_image_request() | |
| 1367 | * | |
| 1368 | * wysyła żądanie wysłania obrazka o podanych parametrach. | |
| 1369 | * | |
| 1370 | * - sess - opis sesji | |
| 1371 | * - recipient - numer adresata | |
| 1372 | * - size - rozmiar obrazka | |
| 1373 | * - crc32 - suma kontrolna obrazka | |
| 1374 | * | |
| 1375 | * 0/-1 | |
| 1376 | */ | |
| 1377 | int gg_image_request(struct gg_session *sess, uin_t recipient, int size, uint32_t crc32) | |
| 1378 | { | |
| 1379 | struct gg_send_msg s; | |
| 1380 | struct gg_msg_image_request r; | |
| 1381 | char dummy = 0; | |
| 1382 | int res; | |
| 1383 | ||
| 1384 | gg_debug(GG_DEBUG_FUNCTION, "** gg_image_request(%p, %d, %u, 0x%.4x);\n", sess, recipient, size, crc32); | |
| 1385 | ||
| 1386 | if (!sess) { | |
| 1387 | errno = EFAULT; | |
| 1388 | return -1; | |
| 1389 | } | |
| 1390 | ||
| 1391 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1392 | errno = ENOTCONN; | |
| 1393 | return -1; | |
| 1394 | } | |
| 1395 | ||
| 1396 | if (size < 0) { | |
| 1397 | errno = EINVAL; | |
| 1398 | return -1; | |
| 1399 | } | |
| 1400 | ||
| 1401 | s.recipient = gg_fix32(recipient); | |
| 1402 | s.seq = gg_fix32(0); | |
| 1403 | s.msgclass = gg_fix32(GG_CLASS_MSG); | |
| 1404 | ||
| 1405 | r.flag = 0x04; | |
| 1406 | r.size = gg_fix32(size); | |
| 1407 | r.crc32 = gg_fix32(crc32); | |
| 1408 | ||
| 1409 | res = gg_send_packet(sess, GG_SEND_MSG, &s, sizeof(s), &dummy, 1, &r, sizeof(r), NULL); | |
| 1410 | ||
| 1411 | if (!res) { | |
| 1412 | struct gg_image_queue *q = malloc(sizeof(*q)); | |
| 1413 | char *buf; | |
| 1414 | ||
| 1415 | if (!q) { | |
| 1416 | gg_debug(GG_DEBUG_MISC, "// gg_image_request() not enough memory for image queue\n"); | |
| 1417 | return -1; | |
| 1418 | } | |
| 1419 | ||
| 1420 | buf = malloc(size); | |
| 1421 | if (size && !buf) | |
| 1422 | { | |
| 1423 | gg_debug(GG_DEBUG_MISC, "// gg_image_request() not enough memory for image\n"); | |
| 1424 | free(q); | |
| 1425 | return -1; | |
| 1426 | } | |
| 1427 | ||
| 1428 | memset(q, 0, sizeof(*q)); | |
| 1429 | ||
| 1430 | q->sender = recipient; | |
| 1431 | q->size = size; | |
| 1432 | q->crc32 = crc32; | |
| 1433 | q->image = buf; | |
| 1434 | ||
| 1435 | if (!sess->images) | |
| 1436 | sess->images = q; | |
| 1437 | else { | |
| 1438 | struct gg_image_queue *qq; | |
| 1439 | ||
| 1440 | for (qq = sess->images; qq->next; qq = qq->next) | |
| 1441 | ; | |
| 1442 | ||
| 1443 | qq->next = q; | |
| 1444 | } | |
| 1445 | } | |
| 1446 | ||
| 1447 | return res; | |
| 1448 | } | |
| 1449 | ||
| 1450 | /* | |
| 1451 | * gg_image_reply() | |
| 1452 | * | |
| 1453 | * wysyła żądany obrazek. | |
| 1454 | * | |
| 1455 | * - sess - opis sesji | |
| 1456 | * - recipient - numer adresata | |
| 1457 | * - filename - nazwa pliku | |
| 1458 | * - image - bufor z obrazkiem | |
| 1459 | * - size - rozmiar obrazka | |
| 1460 | * | |
| 1461 | * 0/-1 | |
| 1462 | */ | |
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1463 | int gg_image_reply(struct gg_session *sess, uin_t recipient, const char *filename, const unsigned char *image, int size) |
| 11360 | 1464 | { |
| 1465 | struct gg_msg_image_reply *r; | |
| 1466 | struct gg_send_msg s; | |
| 1467 | const char *tmp; | |
| 1468 | char buf[1910]; | |
| 1469 | int res = -1; | |
| 1470 | ||
| 1471 | gg_debug(GG_DEBUG_FUNCTION, "** gg_image_reply(%p, %d, \"%s\", %p, %d);\n", sess, recipient, filename, image, size); | |
| 1472 | ||
| 1473 | if (!sess || !filename || !image) { | |
| 1474 | errno = EFAULT; | |
| 1475 | return -1; | |
| 1476 | } | |
| 1477 | ||
| 1478 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1479 | errno = ENOTCONN; | |
| 1480 | return -1; | |
| 1481 | } | |
| 1482 | ||
| 1483 | if (size < 0) { | |
| 1484 | errno = EINVAL; | |
| 1485 | return -1; | |
| 1486 | } | |
| 1487 | ||
| 1488 | /* wytnij ścieżki, zostaw tylko nazwę pliku */ | |
| 1489 | while ((tmp = strrchr(filename, '/')) || (tmp = strrchr(filename, '\\'))) | |
| 1490 | filename = tmp + 1; | |
| 1491 | ||
| 1492 | if (strlen(filename) < 1 || strlen(filename) > 1024) { | |
| 1493 | errno = EINVAL; | |
| 1494 | return -1; | |
| 1495 | } | |
| 1496 | ||
| 1497 | s.recipient = gg_fix32(recipient); | |
| 1498 | s.seq = gg_fix32(0); | |
| 1499 | s.msgclass = gg_fix32(GG_CLASS_MSG); | |
| 1500 | ||
| 1501 | buf[0] = 0; | |
| 1502 | r = (void*) &buf[1]; | |
| 1503 | ||
| 1504 | r->flag = 0x05; | |
| 1505 | r->size = gg_fix32(size); | |
| 1506 | r->crc32 = gg_fix32(gg_crc32(0, image, size)); | |
| 1507 | ||
| 1508 | while (size > 0) { | |
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1509 | size_t buflen, chunklen; |
| 11360 | 1510 | |
| 1511 | /* \0 + struct gg_msg_image_reply */ | |
| 1512 | buflen = sizeof(struct gg_msg_image_reply) + 1; | |
| 1513 | ||
| 1514 | /* w pierwszym kawałku jest nazwa pliku */ | |
| 1515 | if (r->flag == 0x05) { | |
| 1516 | strcpy(buf + buflen, filename); | |
| 1517 | buflen += strlen(filename) + 1; | |
| 1518 | } | |
| 1519 | ||
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1520 | chunklen = ((size_t)size >= sizeof(buf) - buflen) ? (sizeof(buf) - buflen) : (size_t)size; |
| 11360 | 1521 | |
| 1522 | memcpy(buf + buflen, image, chunklen); | |
| 1523 | size -= chunklen; | |
| 1524 | image += chunklen; | |
| 1525 | ||
| 1526 | res = gg_send_packet(sess, GG_SEND_MSG, &s, sizeof(s), buf, buflen + chunklen, NULL); | |
| 1527 | ||
| 1528 | if (res == -1) | |
| 1529 | break; | |
| 1530 | ||
| 1531 | r->flag = 0x06; | |
| 1532 | } | |
| 1533 | ||
| 1534 | return res; | |
| 1535 | } | |
| 1536 | ||
| 1537 | /* | |
| 1538 | * gg_send_message_ctcp() | |
| 1539 | * | |
| 1540 | * wysyła wiadomość do innego użytkownika. zwraca losowy numer | |
| 1541 | * sekwencyjny, który można zignorować albo wykorzystać do potwierdzenia. | |
| 1542 | * | |
| 1543 | * - sess - opis sesji | |
| 1544 | * - msgclass - rodzaj wiadomości | |
| 1545 | * - recipient - numer adresata | |
| 1546 | * - message - treść wiadomości | |
| 1547 | * - message_len - długość | |
| 1548 | * | |
| 1549 | * numer sekwencyjny wiadomości lub -1 w przypadku błędu. | |
| 1550 | */ | |
| 1551 | int gg_send_message_ctcp(struct gg_session *sess, int msgclass, uin_t recipient, const unsigned char *message, int message_len) | |
| 1552 | { | |
| 1553 | struct gg_send_msg s; | |
| 1554 | ||
| 1555 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_message_ctcp(%p, %d, %u, ...);\n", sess, msgclass, recipient); | |
| 1556 | ||
| 1557 | if (!sess) { | |
| 1558 | errno = EFAULT; | |
| 1559 | return -1; | |
| 1560 | } | |
| 1561 | ||
| 1562 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1563 | errno = ENOTCONN; | |
| 1564 | return -1; | |
| 1565 | } | |
| 1566 | ||
| 1567 | s.recipient = gg_fix32(recipient); | |
| 1568 | s.seq = gg_fix32(0); | |
| 1569 | s.msgclass = gg_fix32(msgclass); | |
| 1570 | ||
| 1571 | return gg_send_packet(sess, GG_SEND_MSG, &s, sizeof(s), message, message_len, NULL); | |
| 1572 | } | |
| 1573 | ||
| 1574 | /* | |
| 1575 | * gg_send_message() | |
| 1576 | * | |
| 1577 | * wysyła wiadomość do innego użytkownika. zwraca losowy numer | |
| 1578 | * sekwencyjny, który można zignorować albo wykorzystać do potwierdzenia. | |
| 1579 | * | |
| 1580 | * - sess - opis sesji | |
| 1581 | * - msgclass - rodzaj wiadomości | |
| 1582 | * - recipient - numer adresata | |
| 1583 | * - message - treść wiadomości | |
| 1584 | * | |
| 1585 | * numer sekwencyjny wiadomości lub -1 w przypadku błędu. | |
| 1586 | */ | |
| 1587 | int gg_send_message(struct gg_session *sess, int msgclass, uin_t recipient, const unsigned char *message) | |
| 1588 | { | |
| 1589 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_message(%p, %d, %u, %p)\n", sess, msgclass, recipient, message); | |
| 1590 | ||
| 1591 | return gg_send_message_richtext(sess, msgclass, recipient, message, NULL, 0); | |
| 1592 | } | |
| 1593 | ||
| 1594 | /* | |
| 1595 | * gg_send_message_richtext() | |
| 1596 | * | |
| 1597 | * wysyła kolorową wiadomość do innego użytkownika. zwraca losowy numer | |
| 1598 | * sekwencyjny, który można zignorować albo wykorzystać do potwierdzenia. | |
| 1599 | * | |
| 1600 | * - sess - opis sesji | |
| 1601 | * - msgclass - rodzaj wiadomości | |
| 1602 | * - recipient - numer adresata | |
| 1603 | * - message - treść wiadomości | |
| 1604 | * - format - informacje o formatowaniu | |
| 1605 | * - formatlen - długość informacji o formatowaniu | |
| 1606 | * | |
| 1607 | * numer sekwencyjny wiadomości lub -1 w przypadku błędu. | |
| 1608 | */ | |
| 1609 | int gg_send_message_richtext(struct gg_session *sess, int msgclass, uin_t recipient, const unsigned char *message, const unsigned char *format, int formatlen) | |
| 1610 | { | |
| 1611 | struct gg_send_msg s; | |
| 1612 | ||
| 1613 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_message_richtext(%p, %d, %u, %p, %p, %d);\n", sess, msgclass, recipient, message, format, formatlen); | |
| 1614 | ||
| 1615 | if (!sess) { | |
| 1616 | errno = EFAULT; | |
| 1617 | return -1; | |
| 1618 | } | |
| 1619 | ||
| 1620 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1621 | errno = ENOTCONN; | |
| 1622 | return -1; | |
| 1623 | } | |
| 1624 | ||
| 1625 | if (!message) { | |
| 1626 | errno = EFAULT; | |
| 1627 | return -1; | |
| 1628 | } | |
| 1629 | ||
| 1630 | s.recipient = gg_fix32(recipient); | |
| 1631 | if (!sess->seq) | |
| 1632 | sess->seq = 0x01740000 | (rand() & 0xffff); | |
| 1633 | s.seq = gg_fix32(sess->seq); | |
| 1634 | s.msgclass = gg_fix32(msgclass); | |
| 1635 | sess->seq += (rand() % 0x300) + 0x300; | |
| 1636 | ||
|
12218
e65f13592888
[gaim-migrate @ 14520]
Richard Laager <rlaager@pidgin.im>
parents:
12007
diff
changeset
|
1637 | if (gg_send_packet(sess, GG_SEND_MSG, &s, sizeof(s), message, strlen((const char *)message) + 1, format, formatlen, NULL) == -1) |
| 11360 | 1638 | return -1; |
| 1639 | ||
| 1640 | return gg_fix32(s.seq); | |
| 1641 | } | |
| 1642 | ||
| 1643 | /* | |
| 1644 | * gg_send_message_confer() | |
| 1645 | * | |
| 1646 | * wysyła wiadomość do kilku użytkownikow (konferencja). zwraca losowy numer | |
| 1647 | * sekwencyjny, który można zignorować albo wykorzystać do potwierdzenia. | |
| 1648 | * | |
| 1649 | * - sess - opis sesji | |
| 1650 | * - msgclass - rodzaj wiadomości | |
| 1651 | * - recipients_count - ilość adresatów | |
| 1652 | * - recipients - numerki adresatów | |
| 1653 | * - message - treść wiadomości | |
| 1654 | * | |
| 1655 | * numer sekwencyjny wiadomości lub -1 w przypadku błędu. | |
| 1656 | */ | |
| 1657 | int gg_send_message_confer(struct gg_session *sess, int msgclass, int recipients_count, uin_t *recipients, const unsigned char *message) | |
| 1658 | { | |
| 1659 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_message_confer(%p, %d, %d, %p, %p);\n", sess, msgclass, recipients_count, recipients, message); | |
| 1660 | ||
| 1661 | return gg_send_message_confer_richtext(sess, msgclass, recipients_count, recipients, message, NULL, 0); | |
| 1662 | } | |
| 1663 | ||
| 1664 | /* | |
| 1665 | * gg_send_message_confer_richtext() | |
| 1666 | * | |
| 1667 | * wysyła kolorową wiadomość do kilku użytkownikow (konferencja). zwraca | |
| 1668 | * losowy numer sekwencyjny, który można zignorować albo wykorzystać do | |
| 1669 | * potwierdzenia. | |
| 1670 | * | |
| 1671 | * - sess - opis sesji | |
| 1672 | * - msgclass - rodzaj wiadomości | |
| 1673 | * - recipients_count - ilość adresatów | |
| 1674 | * - recipients - numerki adresatów | |
| 1675 | * - message - treść wiadomości | |
| 1676 | * - format - informacje o formatowaniu | |
| 1677 | * - formatlen - długość informacji o formatowaniu | |
| 1678 | * | |
| 1679 | * numer sekwencyjny wiadomości lub -1 w przypadku błędu. | |
| 1680 | */ | |
| 1681 | int gg_send_message_confer_richtext(struct gg_session *sess, int msgclass, int recipients_count, uin_t *recipients, const unsigned char *message, const unsigned char *format, int formatlen) | |
| 1682 | { | |
| 1683 | struct gg_send_msg s; | |
| 1684 | struct gg_msg_recipients r; | |
| 1685 | int i, j, k; | |
| 1686 | uin_t *recps; | |
| 1687 | ||
| 1688 | gg_debug(GG_DEBUG_FUNCTION, "** gg_send_message_confer_richtext(%p, %d, %d, %p, %p, %p, %d);\n", sess, msgclass, recipients_count, recipients, message, format, formatlen); | |
| 1689 | ||
| 1690 | if (!sess) { | |
| 1691 | errno = EFAULT; | |
| 1692 | return -1; | |
| 1693 | } | |
| 1694 | ||
| 1695 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1696 | errno = ENOTCONN; | |
| 1697 | return -1; | |
| 1698 | } | |
| 1699 | ||
| 1700 | if (!message || recipients_count <= 0 || recipients_count > 0xffff || !recipients) { | |
| 1701 | errno = EINVAL; | |
| 1702 | return -1; | |
| 1703 | } | |
| 1704 | ||
| 1705 | r.flag = 0x01; | |
| 1706 | r.count = gg_fix32(recipients_count - 1); | |
| 1707 | ||
| 1708 | if (!sess->seq) | |
| 1709 | sess->seq = 0x01740000 | (rand() & 0xffff); | |
| 1710 | s.seq = gg_fix32(sess->seq); | |
| 1711 | s.msgclass = gg_fix32(msgclass); | |
| 1712 | ||
| 1713 | recps = malloc(sizeof(uin_t) * recipients_count); | |
| 1714 | if (!recps) | |
| 1715 | return -1; | |
| 1716 | ||
| 1717 | for (i = 0; i < recipients_count; i++) { | |
| 1718 | ||
| 1719 | s.recipient = gg_fix32(recipients[i]); | |
| 1720 | ||
| 1721 | for (j = 0, k = 0; j < recipients_count; j++) | |
| 1722 | if (recipients[j] != recipients[i]) { | |
| 1723 | recps[k] = gg_fix32(recipients[j]); | |
| 1724 | k++; | |
| 1725 | } | |
| 1726 | ||
| 1727 | if (!i) | |
| 1728 | sess->seq += (rand() % 0x300) + 0x300; | |
| 1729 | ||
|
12218
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[gaim-migrate @ 14520]
Richard Laager <rlaager@pidgin.im>
parents:
12007
diff
changeset
|
1730 | if (gg_send_packet(sess, GG_SEND_MSG, &s, sizeof(s), message, strlen((const char *)message) + 1, &r, sizeof(r), recps, (recipients_count - 1) * sizeof(uin_t), format, formatlen, NULL) == -1) { |
| 11360 | 1731 | free(recps); |
| 1732 | return -1; | |
| 1733 | } | |
| 1734 | } | |
| 1735 | ||
| 1736 | free(recps); | |
| 1737 | ||
| 1738 | return gg_fix32(s.seq); | |
| 1739 | } | |
| 1740 | ||
| 1741 | /* | |
| 1742 | * gg_ping() | |
| 1743 | * | |
| 1744 | * wysyła do serwera pakiet ping. | |
| 1745 | * | |
| 1746 | * - sess - opis sesji | |
| 1747 | * | |
| 1748 | * 0, -1. | |
| 1749 | */ | |
| 1750 | int gg_ping(struct gg_session *sess) | |
| 1751 | { | |
| 1752 | gg_debug(GG_DEBUG_FUNCTION, "** gg_ping(%p);\n", sess); | |
| 1753 | ||
| 1754 | if (!sess) { | |
| 1755 | errno = EFAULT; | |
| 1756 | return -1; | |
| 1757 | } | |
| 1758 | ||
| 1759 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1760 | errno = ENOTCONN; | |
| 1761 | return -1; | |
| 1762 | } | |
| 1763 | ||
| 1764 | return gg_send_packet(sess, GG_PING, NULL); | |
| 1765 | } | |
| 1766 | ||
| 1767 | /* | |
| 1768 | * gg_notify_ex() | |
| 1769 | * | |
| 1770 | * wysyła serwerowi listę kontaktów (wraz z odpowiadającymi im typami userów), | |
| 1771 | * dzięki czemu wie, czyj stan nas interesuje. | |
| 1772 | * | |
| 1773 | * - sess - opis sesji | |
| 1774 | * - userlist - wskaźnik do tablicy numerów | |
| 1775 | * - types - wskaźnik do tablicy typów użytkowników | |
| 1776 | * - count - ilość numerków | |
| 1777 | * | |
| 1778 | * 0, -1. | |
| 1779 | */ | |
| 1780 | int gg_notify_ex(struct gg_session *sess, uin_t *userlist, char *types, int count) | |
| 1781 | { | |
| 1782 | struct gg_notify *n; | |
| 1783 | uin_t *u; | |
| 1784 | char *t; | |
| 1785 | int i, res = 0; | |
| 1786 | ||
| 1787 | gg_debug(GG_DEBUG_FUNCTION, "** gg_notify_ex(%p, %p, %p, %d);\n", sess, userlist, types, count); | |
| 1788 | ||
| 1789 | if (!sess) { | |
| 1790 | errno = EFAULT; | |
| 1791 | return -1; | |
| 1792 | } | |
| 1793 | ||
| 1794 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1795 | errno = ENOTCONN; | |
| 1796 | return -1; | |
| 1797 | } | |
| 1798 | ||
| 1799 | if (!userlist || !count) | |
| 1800 | return gg_send_packet(sess, GG_LIST_EMPTY, NULL); | |
| 1801 | ||
| 1802 | while (count > 0) { | |
| 1803 | int part_count, packet_type; | |
| 1804 | ||
| 1805 | if (count > 400) { | |
| 1806 | part_count = 400; | |
| 1807 | packet_type = GG_NOTIFY_FIRST; | |
| 1808 | } else { | |
| 1809 | part_count = count; | |
| 1810 | packet_type = GG_NOTIFY_LAST; | |
| 1811 | } | |
| 1812 | ||
| 1813 | if (!(n = (struct gg_notify*) malloc(sizeof(*n) * part_count))) | |
| 1814 | return -1; | |
| 1815 | ||
| 1816 | for (u = userlist, t = types, i = 0; i < part_count; u++, t++, i++) { | |
| 1817 | n[i].uin = gg_fix32(*u); | |
| 1818 | n[i].dunno1 = *t; | |
| 1819 | } | |
| 1820 | ||
| 1821 | if (gg_send_packet(sess, packet_type, n, sizeof(*n) * part_count, NULL) == -1) { | |
| 1822 | free(n); | |
| 1823 | res = -1; | |
| 1824 | break; | |
| 1825 | } | |
| 1826 | ||
| 1827 | count -= part_count; | |
| 1828 | userlist += part_count; | |
| 1829 | types += part_count; | |
| 1830 | ||
| 1831 | free(n); | |
| 1832 | } | |
| 1833 | ||
| 1834 | return res; | |
| 1835 | } | |
| 1836 | ||
| 1837 | /* | |
| 1838 | * gg_notify() | |
| 1839 | * | |
| 1840 | * wysyła serwerowi listę kontaktów, dzięki czemu wie, czyj stan nas | |
| 1841 | * interesuje. | |
| 1842 | * | |
| 1843 | * - sess - opis sesji | |
| 1844 | * - userlist - wskaźnik do tablicy numerów | |
| 1845 | * - count - ilość numerków | |
| 1846 | * | |
| 1847 | * 0, -1. | |
| 1848 | */ | |
| 1849 | int gg_notify(struct gg_session *sess, uin_t *userlist, int count) | |
| 1850 | { | |
| 1851 | struct gg_notify *n; | |
| 1852 | uin_t *u; | |
| 1853 | int i, res = 0; | |
| 1854 | ||
| 1855 | gg_debug(GG_DEBUG_FUNCTION, "** gg_notify(%p, %p, %d);\n", sess, userlist, count); | |
| 1856 | ||
| 1857 | if (!sess) { | |
| 1858 | errno = EFAULT; | |
| 1859 | return -1; | |
| 1860 | } | |
| 1861 | ||
| 1862 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1863 | errno = ENOTCONN; | |
| 1864 | return -1; | |
| 1865 | } | |
| 1866 | ||
| 1867 | if (!userlist || !count) | |
| 1868 | return gg_send_packet(sess, GG_LIST_EMPTY, NULL); | |
| 1869 | ||
| 1870 | while (count > 0) { | |
| 1871 | int part_count, packet_type; | |
| 1872 | ||
| 1873 | if (count > 400) { | |
| 1874 | part_count = 400; | |
| 1875 | packet_type = GG_NOTIFY_FIRST; | |
| 1876 | } else { | |
| 1877 | part_count = count; | |
| 1878 | packet_type = GG_NOTIFY_LAST; | |
| 1879 | } | |
| 1880 | ||
| 1881 | if (!(n = (struct gg_notify*) malloc(sizeof(*n) * part_count))) | |
| 1882 | return -1; | |
| 1883 | ||
| 1884 | for (u = userlist, i = 0; i < part_count; u++, i++) { | |
| 1885 | n[i].uin = gg_fix32(*u); | |
| 1886 | n[i].dunno1 = GG_USER_NORMAL; | |
| 1887 | } | |
| 1888 | ||
| 1889 | if (gg_send_packet(sess, packet_type, n, sizeof(*n) * part_count, NULL) == -1) { | |
| 1890 | res = -1; | |
| 1891 | free(n); | |
| 1892 | break; | |
| 1893 | } | |
| 1894 | ||
| 1895 | free(n); | |
| 1896 | ||
| 1897 | userlist += part_count; | |
| 1898 | count -= part_count; | |
| 1899 | } | |
| 1900 | ||
| 1901 | return res; | |
| 1902 | } | |
| 1903 | ||
| 1904 | /* | |
| 1905 | * gg_add_notify_ex() | |
| 1906 | * | |
| 1907 | * dodaje do listy kontaktów dany numer w trakcie połączenia. | |
| 1908 | * dodawanemu użytkownikowi określamy jego typ (patrz protocol.html) | |
| 1909 | * | |
| 1910 | * - sess - opis sesji | |
| 1911 | * - uin - numer | |
| 1912 | * - type - typ | |
| 1913 | * | |
| 1914 | * 0, -1. | |
| 1915 | */ | |
| 1916 | int gg_add_notify_ex(struct gg_session *sess, uin_t uin, char type) | |
| 1917 | { | |
| 1918 | struct gg_add_remove a; | |
| 1919 | ||
| 1920 | gg_debug(GG_DEBUG_FUNCTION, "** gg_add_notify_ex(%p, %u, %d);\n", sess, uin, type); | |
| 1921 | ||
| 1922 | if (!sess) { | |
| 1923 | errno = EFAULT; | |
| 1924 | return -1; | |
| 1925 | } | |
| 1926 | ||
| 1927 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1928 | errno = ENOTCONN; | |
| 1929 | return -1; | |
| 1930 | } | |
| 1931 | ||
| 1932 | a.uin = gg_fix32(uin); | |
| 1933 | a.dunno1 = type; | |
| 1934 | ||
| 1935 | return gg_send_packet(sess, GG_ADD_NOTIFY, &a, sizeof(a), NULL); | |
| 1936 | } | |
| 1937 | ||
| 1938 | /* | |
| 1939 | * gg_add_notify() | |
| 1940 | * | |
| 1941 | * dodaje do listy kontaktów dany numer w trakcie połączenia. | |
| 1942 | * | |
| 1943 | * - sess - opis sesji | |
| 1944 | * - uin - numer | |
| 1945 | * | |
| 1946 | * 0, -1. | |
| 1947 | */ | |
| 1948 | int gg_add_notify(struct gg_session *sess, uin_t uin) | |
| 1949 | { | |
| 1950 | return gg_add_notify_ex(sess, uin, GG_USER_NORMAL); | |
| 1951 | } | |
| 1952 | ||
| 1953 | /* | |
| 1954 | * gg_remove_notify_ex() | |
| 1955 | * | |
| 1956 | * usuwa z listy kontaktów w trakcie połączenia. | |
| 1957 | * usuwanemu użytkownikowi określamy jego typ (patrz protocol.html) | |
| 1958 | * | |
| 1959 | * - sess - opis sesji | |
| 1960 | * - uin - numer | |
| 1961 | * - type - typ | |
| 1962 | * | |
| 1963 | * 0, -1. | |
| 1964 | */ | |
| 1965 | int gg_remove_notify_ex(struct gg_session *sess, uin_t uin, char type) | |
| 1966 | { | |
| 1967 | struct gg_add_remove a; | |
| 1968 | ||
| 1969 | gg_debug(GG_DEBUG_FUNCTION, "** gg_remove_notify_ex(%p, %u, %d);\n", sess, uin, type); | |
| 1970 | ||
| 1971 | if (!sess) { | |
| 1972 | errno = EFAULT; | |
| 1973 | return -1; | |
| 1974 | } | |
| 1975 | ||
| 1976 | if (sess->state != GG_STATE_CONNECTED) { | |
| 1977 | errno = ENOTCONN; | |
| 1978 | return -1; | |
| 1979 | } | |
| 1980 | ||
| 1981 | a.uin = gg_fix32(uin); | |
| 1982 | a.dunno1 = type; | |
| 1983 | ||
| 1984 | return gg_send_packet(sess, GG_REMOVE_NOTIFY, &a, sizeof(a), NULL); | |
| 1985 | } | |
| 1986 | ||
| 1987 | /* | |
| 1988 | * gg_remove_notify() | |
| 1989 | * | |
| 1990 | * usuwa z listy kontaktów w trakcie połączenia. | |
| 1991 | * | |
| 1992 | * - sess - opis sesji | |
| 1993 | * - uin - numer | |
| 1994 | * | |
| 1995 | * 0, -1. | |
| 1996 | */ | |
| 1997 | int gg_remove_notify(struct gg_session *sess, uin_t uin) | |
| 1998 | { | |
| 1999 | return gg_remove_notify_ex(sess, uin, GG_USER_NORMAL); | |
| 2000 | } | |
| 2001 | ||
| 2002 | /* | |
| 2003 | * gg_userlist_request() | |
| 2004 | * | |
| 2005 | * wysyła żądanie/zapytanie listy kontaktów na serwerze. | |
| 2006 | * | |
| 2007 | * - sess - opis sesji | |
| 2008 | * - type - rodzaj zapytania/żądania | |
| 2009 | * - request - treść zapytania/żądania (może być NULL) | |
| 2010 | * | |
| 2011 | * 0, -1 | |
| 2012 | */ | |
| 2013 | int gg_userlist_request(struct gg_session *sess, char type, const char *request) | |
| 2014 | { | |
| 2015 | int len; | |
| 2016 | ||
| 2017 | if (!sess) { | |
| 2018 | errno = EFAULT; | |
| 2019 | return -1; | |
| 2020 | } | |
| 2021 | ||
| 2022 | if (sess->state != GG_STATE_CONNECTED) { | |
| 2023 | errno = ENOTCONN; | |
| 2024 | return -1; | |
| 2025 | } | |
| 2026 | ||
| 2027 | if (!request) { | |
| 2028 | sess->userlist_blocks = 1; | |
| 2029 | return gg_send_packet(sess, GG_USERLIST_REQUEST, &type, sizeof(type), NULL); | |
| 2030 | } | |
| 2031 | ||
| 2032 | len = strlen(request); | |
| 2033 | ||
| 2034 | sess->userlist_blocks = 0; | |
| 2035 | ||
| 2036 | while (len > 2047) { | |
| 2037 | sess->userlist_blocks++; | |
| 2038 | ||
| 2039 | if (gg_send_packet(sess, GG_USERLIST_REQUEST, &type, sizeof(type), request, 2047, NULL) == -1) | |
| 2040 | return -1; | |
| 2041 | ||
| 2042 | if (type == GG_USERLIST_PUT) | |
| 2043 | type = GG_USERLIST_PUT_MORE; | |
| 2044 | ||
| 2045 | request += 2047; | |
| 2046 | len -= 2047; | |
| 2047 | } | |
| 2048 | ||
| 2049 | sess->userlist_blocks++; | |
| 2050 | ||
| 2051 | return gg_send_packet(sess, GG_USERLIST_REQUEST, &type, sizeof(type), request, len, NULL); | |
| 2052 | } | |
| 2053 | ||
| 2054 | /* | |
| 2055 | * Local variables: | |
| 2056 | * c-indentation-style: k&r | |
| 2057 | * c-basic-offset: 8 | |
| 2058 | * indent-tabs-mode: notnil | |
| 2059 | * End: | |
| 2060 | * | |
| 2061 | * vim: shiftwidth=8: | |
| 2062 | */ |