From 0ecadfc45326fce5fc4ba28b27a0a7ad484e5b84 Mon Sep 17 00:00:00 2001 From: Vadim Dashevskiy Date: Fri, 12 Oct 2012 14:18:20 +0000 Subject: Gadu-Gadu: folders restructurization git-svn-id: http://svn.miranda-ng.org/main/trunk@1888 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c --- protocols/Gadu-Gadu/libgadu/http.c | 544 ------------------------------------- 1 file changed, 544 deletions(-) delete mode 100644 protocols/Gadu-Gadu/libgadu/http.c (limited to 'protocols/Gadu-Gadu/libgadu/http.c') diff --git a/protocols/Gadu-Gadu/libgadu/http.c b/protocols/Gadu-Gadu/libgadu/http.c deleted file mode 100644 index c070b3ee53..0000000000 --- a/protocols/Gadu-Gadu/libgadu/http.c +++ /dev/null @@ -1,544 +0,0 @@ -/* coding: UTF-8 */ -/* $Id: http.c 11370 2010-03-13 16:17:54Z dezred $ */ - -/* - * (C) Copyright 2001-2002 Wojtek Kaniewski - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License Version - * 2.1 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, - * USA. - */ - -/** - * \file http.c - * - * \brief Obsługa połączeń HTTP - */ - -#include -#ifdef _WIN32 -#include "win32.h" -#else -#include -#include -#include -#endif /* _WIN32 */ - -#include "compat.h" -#include "libgadu.h" -#include "resolver.h" - -#include -#include -#ifndef _WIN32 -#include -#endif /* _WIN32 */ -#include -#include -#include -#include -#include -#ifndef _WIN32 -#include -#endif /* _WIN32 */ - -/** - * Rozpoczyna połączenie HTTP. - * - * Funkcja przeprowadza połączenie HTTP przy połączeniu synchronicznym, - * zwracając wynik w polach struktury \c gg_http, lub błąd, gdy sesja się - * nie powiedzie. - * - * Przy połączeniu asynchronicznym, funkcja rozpoczyna połączenie, a dalsze - * etapy będą przeprowadzane po wykryciu zmian (\c watch) na obserwowanym - * deskryptorze (\c fd) i wywołaniu funkcji \c gg_http_watch_fd(). - * - * Po zakończeniu, należy zwolnić strukturę za pomocą funkcji - * \c gg_http_free(). Połączenie asynchroniczne można zatrzymać w każdej - * chwili za pomocą \c gg_http_stop(). - * - * \param hostname Adres serwera - * \param port Port serwera - * \param async Flaga asynchronicznego połączenia - * \param method Metoda HTTP - * \param path Ścieżka do zasobu (musi być poprzedzona znakiem '/') - * \param header Nagłówek zapytania plus ewentualne dane dla POST - * - * \return Zaalokowana struktura \c gg_http lub NULL, jeśli wystąpił błąd. - * - * \ingroup http - */ -struct gg_http *gg_http_connect(const char *hostname, int port, int async, const char *method, const char *path, const char *header) -{ - struct gg_http *h; - - if (!hostname || !port || !method || !path || !header) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() invalid arguments\n"); - errno = EFAULT; - return NULL; - } - - if (!(h = malloc(sizeof(*h)))) - return NULL; - memset(h, 0, sizeof(*h)); - - h->async = async; - h->port = port; - h->fd = -1; - h->type = GG_SESSION_HTTP; - - gg_http_set_resolver(h, GG_RESOLVER_DEFAULT); - - if (gg_proxy_enabled) { - char *auth = gg_proxy_auth(); - - h->query = gg_saprintf("%s http://%s:%d%s HTTP/1.0\r\n%s%s", - method, hostname, port, path, (auth) ? auth : - "", header); - hostname = gg_proxy_host; - h->port = port = gg_proxy_port; - free(auth); - - } else { - h->query = gg_saprintf("%s %s HTTP/1.0\r\n%s", - method, path, header); - } - - if (!h->query) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() not enough memory for query\n"); - free(h); - errno = ENOMEM; - return NULL; - } - - gg_debug(GG_DEBUG_MISC, "=> -----BEGIN-HTTP-QUERY-----\n%s\n=> -----END-HTTP-QUERY-----\n", h->query); - - if (async) { - if (h->resolver_start(&h->fd, &h->resolver, hostname) == -1) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() resolver failed\n"); - gg_http_free(h); - errno = ENOENT; - return NULL; - } - - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() resolver = %p\n", h->resolver); - - h->state = GG_STATE_RESOLVING; - h->check = GG_CHECK_READ; - h->timeout = GG_DEFAULT_TIMEOUT; - } else { - struct in_addr addr; - - if (gg_gethostbyname_real(hostname, &addr, 0) == -1) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() host not found\n"); - gg_http_free(h); - errno = ENOENT; - return NULL; - } - - if ((h->fd = gg_connect(&addr, port, 0)) == -1) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() connection failed (errno=%d, %s)\n", errno, strerror(errno)); - gg_http_free(h); - return NULL; - } - - h->state = GG_STATE_CONNECTING; - - while (h->state != GG_STATE_ERROR && h->state != GG_STATE_PARSING) { - if (gg_http_watch_fd(h) == -1) - break; - } - - if (h->state != GG_STATE_PARSING) { - gg_debug(GG_DEBUG_MISC, "// gg_http_connect() some strange error\n"); - gg_http_free(h); - return NULL; - } - } - - h->callback = gg_http_watch_fd; - h->destroy = gg_http_free; - - return h; -} - -#ifndef DOXYGEN - -#define gg_http_error(x) \ - gg_sock_close(h->fd); \ - h->fd = -1; \ - h->state = GG_STATE_ERROR; \ - h->error = x; \ - return 0; - -#endif /* DOXYGEN */ - -/** - * Funkcja wywoływana po zaobserwowaniu zmian na deskryptorze połączenia. - * - * Operacja będzie zakończona, gdy pole \c state będzie równe - * \c GG_STATE_PARSING. W tym miejscu działanie przejmuje zwykle funkcja - * korzystająca z \c gg_http_watch_fd(). W przypadku błędu połączenia, - * pole \c state będzie równe \c GG_STATE_ERROR, a kod błędu znajdzie się - * w polu \c error. - * - * \param h Struktura połączenia - * - * \return \return 0 jeśli się powiodło, -1 w przypadku błędu - * - * \ingroup http - */ -int gg_http_watch_fd(struct gg_http *h) -{ - gg_debug(GG_DEBUG_FUNCTION, "** gg_http_watch_fd(%p);\n", h); - - if (!h) { - gg_debug(GG_DEBUG_MISC, "// gg_http_watch_fd() invalid arguments\n"); - errno = EFAULT; - return -1; - } - - if (h->state == GG_STATE_RESOLVING) { - struct in_addr a; - - gg_debug(GG_DEBUG_MISC, "=> http, resolving done\n"); - - if (gg_sock_read(h->fd, &a, sizeof(a)) < (signed)sizeof(a) || a.s_addr == INADDR_NONE) { - gg_debug(GG_DEBUG_MISC, "=> http, resolver thread failed\n"); - gg_http_error(GG_ERROR_RESOLVING); - } - - gg_sock_close(h->fd); - h->fd = -1; - - h->resolver_cleanup(&h->resolver, 0); - - gg_debug(GG_DEBUG_MISC, "=> http, connecting to %s:%d\n", inet_ntoa(a), h->port); - - if ((h->fd = gg_connect(&a, h->port, h->async)) == -1) { - gg_debug(GG_DEBUG_MISC, "=> http, connection failed (errno=%d, %s)\n", errno, strerror(errno)); - gg_http_error(GG_ERROR_CONNECTING); - } - - h->state = GG_STATE_CONNECTING; - h->check = GG_CHECK_WRITE; - h->timeout = GG_DEFAULT_TIMEOUT; - - return 0; - } - - if (h->state == GG_STATE_CONNECTING) { - int res = 0; - unsigned int res_size = sizeof(res); - - if (h->async && (gg_getsockopt(h->fd, SOL_SOCKET, SO_ERROR, &res, &res_size) || res)) { - gg_debug(GG_DEBUG_MISC, "=> http, async connection failed (errno=%d, %s)\n", (res) ? res : errno , strerror((res) ? res : errno)); - gg_sock_close(h->fd); - h->fd = -1; - h->state = GG_STATE_ERROR; - h->error = GG_ERROR_CONNECTING; - if (res) - errno = res; - return 0; - } - - gg_debug(GG_DEBUG_MISC, "=> http, connected, sending request\n"); - - h->state = GG_STATE_SENDING_QUERY; - } - - if (h->state == GG_STATE_SENDING_QUERY) { - int res; - - if ((res = gg_sock_write(h->fd, h->query, (int)strlen(h->query))) < 1) { - gg_debug(GG_DEBUG_MISC, "=> http, write() failed (len=%d, res=%d, errno=%d)\n", strlen(h->query), res, errno); - gg_http_error(GG_ERROR_WRITING); - } - - if (res < (int)strlen(h->query)) { - gg_debug(GG_DEBUG_MISC, "=> http, partial header sent (led=%d, sent=%d)\n", strlen(h->query), res); - - memmove(h->query, h->query + res, strlen(h->query) - res + 1); - h->state = GG_STATE_SENDING_QUERY; - h->check = GG_CHECK_WRITE; - h->timeout = GG_DEFAULT_TIMEOUT; - } else { - gg_debug(GG_DEBUG_MISC, "=> http, request sent (len=%d)\n", strlen(h->query)); - free(h->query); - h->query = NULL; - - h->state = GG_STATE_READING_HEADER; - h->check = GG_CHECK_READ; - h->timeout = GG_DEFAULT_TIMEOUT; - } - - return 0; - } - - if (h->state == GG_STATE_READING_HEADER) { - char buf[1024], *tmp; - int res; - - if ((res = gg_sock_read(h->fd, buf, sizeof(buf))) == -1) { - gg_debug(GG_DEBUG_MISC, "=> http, reading header failed (errno=%d)\n", errno); - if (h->header) { - free(h->header); - h->header = NULL; - } - gg_http_error(GG_ERROR_READING); - } - - if (!res) { - gg_debug(GG_DEBUG_MISC, "=> http, connection reset by peer\n"); - if (h->header) { - free(h->header); - h->header = NULL; - } - gg_http_error(GG_ERROR_READING); - } - - gg_debug(GG_DEBUG_MISC, "=> http, read %d bytes of header\n", res); - - if (!(tmp = realloc(h->header, h->header_size + res + 1))) { - gg_debug(GG_DEBUG_MISC, "=> http, not enough memory for header\n"); - free(h->header); - h->header = NULL; - gg_http_error(GG_ERROR_READING); - } - - h->header = tmp; - - memcpy(h->header + h->header_size, buf, res); - h->header_size += res; - - gg_debug(GG_DEBUG_MISC, "=> http, header_buf=%p, header_size=%d\n", h->header, h->header_size); - - h->header[h->header_size] = 0; - - if ((tmp = strstr(h->header, "\r\n\r\n")) || (tmp = strstr(h->header, "\n\n"))) { - int sep_len = (*tmp == '\r') ? 4 : 2; - unsigned int left; - char *line; - - left = h->header_size - ((long)(tmp) - (long)(h->header) + sep_len); - - gg_debug(GG_DEBUG_MISC, "=> http, got all header (%d bytes, %d left)\n", h->header_size - left, left); - - /* HTTP/1.1 200 OK */ - if (strlen(h->header) < 16 || strncmp(h->header + 9, "200", 3)) { - gg_debug(GG_DEBUG_MISC, "=> -----BEGIN-HTTP-HEADER-----\n%s\n=> -----END-HTTP-HEADER-----\n", h->header); - - gg_debug(GG_DEBUG_MISC, "=> http, didn't get 200 OK -- no results\n"); - free(h->header); - h->header = NULL; - gg_http_error(GG_ERROR_CONNECTING); - } - - h->body_size = 0; - line = h->header; - *tmp = 0; - - gg_debug(GG_DEBUG_MISC, "=> -----BEGIN-HTTP-HEADER-----\n%s\n=> -----END-HTTP-HEADER-----\n", h->header); - - while (line) { - if (!strncasecmp(line, "Content-length: ", 16)) { - h->body_size = atoi(line + 16); - } - line = strchr(line, '\n'); - if (line) - line++; - } - - if (h->body_size <= 0) { - gg_debug(GG_DEBUG_MISC, "=> http, content-length not found\n"); - h->body_size = left; - } - - if (left > h->body_size) { - gg_debug(GG_DEBUG_MISC, "=> http, oversized reply (%d bytes needed, %d bytes left)\n", h->body_size, left); - h->body_size = left; - } - - gg_debug(GG_DEBUG_MISC, "=> http, body_size=%d\n", h->body_size); - - if (!(h->body = malloc(h->body_size + 1))) { - gg_debug(GG_DEBUG_MISC, "=> http, not enough memory (%d bytes for body_buf)\n", h->body_size + 1); - free(h->header); - h->header = NULL; - gg_http_error(GG_ERROR_READING); - } - - if (left) { - memcpy(h->body, tmp + sep_len, left); - h->body_done = left; - } - - h->body[left] = 0; - - h->state = GG_STATE_READING_DATA; - h->check = GG_CHECK_READ; - h->timeout = GG_DEFAULT_TIMEOUT; - } - - return 0; - } - - if (h->state == GG_STATE_READING_DATA) { - char buf[1024]; - int res; - - if ((res = gg_sock_read(h->fd, buf, sizeof(buf))) == -1) { - gg_debug(GG_DEBUG_MISC, "=> http, reading body failed (errno=%d)\n", errno); - if (h->body) { - free(h->body); - h->body = NULL; - } - gg_http_error(GG_ERROR_READING); - } - - if (!res) { - if (h->body_done >= h->body_size) { - gg_debug(GG_DEBUG_MISC, "=> http, we're done, closing socket\n"); - h->state = GG_STATE_PARSING; - gg_sock_close(h->fd); - h->fd = -1; - } else { - gg_debug(GG_DEBUG_MISC, "=> http, connection closed while reading (have %d, need %d)\n", h->body_done, h->body_size); - if (h->body) { - free(h->body); - h->body = NULL; - } - gg_http_error(GG_ERROR_READING); - } - - return 0; - } - - gg_debug(GG_DEBUG_MISC, "=> http, read %d bytes of body\n", res); - - if (h->body_done + res > h->body_size) { - char *tmp; - - gg_debug(GG_DEBUG_MISC, "=> http, too much data (%d bytes, %d needed), enlarging buffer\n", h->body_done + res, h->body_size); - - if (!(tmp = realloc(h->body, h->body_done + res + 1))) { - gg_debug(GG_DEBUG_MISC, "=> http, not enough memory for data (%d needed)\n", h->body_done + res + 1); - free(h->body); - h->body = NULL; - gg_http_error(GG_ERROR_READING); - } - - h->body = tmp; - h->body_size = h->body_done + res; - } - - h->body[h->body_done + res] = 0; - memcpy(h->body + h->body_done, buf, res); - h->body_done += res; - - gg_debug(GG_DEBUG_MISC, "=> body_done=%d, body_size=%d\n", h->body_done, h->body_size); - - return 0; - } - - if (h->fd != -1) - gg_sock_close(h->fd); - - h->fd = -1; - h->state = GG_STATE_ERROR; - h->error = 0; - - return -1; -} - -/** - * Kończy asynchroniczne połączenie HTTP. - * - * Po zatrzymaniu należy zwolnić zasoby funkcją \c gg_http_free(). - * - * \param h Struktura połączenia - * - * \ingroup http - */ -void gg_http_stop(struct gg_http *h) -{ - if (!h) - return; - - if (h->state == GG_STATE_ERROR || h->state == GG_STATE_DONE) - return; - - if (h->fd != -1) { - gg_sock_close(h->fd); - h->fd = -1; - } - - h->resolver_cleanup(&h->resolver, 1); -} - -/** - * \internal Zwalnia pola struktury \c gg_http. - * - * Funkcja zwalnia same pola, nie zwalnia struktury. - * - * \param h Struktura połączenia - */ -void gg_http_free_fields(struct gg_http *h) -{ - if (!h) - return; - - if (h->body) { - free(h->body); - h->body = NULL; - } - - if (h->query) { - free(h->query); - h->query = NULL; - } - - if (h->header) { - free(h->header); - h->header = NULL; - } -} - -/** - * Zwalnia zasoby po połączeniu HTTP. - * - * Jeśli połączenie nie zostało jeszcze zakończone, jest przerywane. - * - * \param h Struktura połączenia - * - * \ingroup http - */ -void gg_http_free(struct gg_http *h) -{ - if (!h) - return; - - gg_http_stop(h); - gg_http_free_fields(h); - free(h); -} - -/* - * Local variables: - * c-indentation-style: k&r - * c-basic-offset: 8 - * indent-tabs-mode: notnil - * End: - * - * vim: shiftwidth=8: - */ -- cgit v1.2.3