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110 lines
3.6 KiB
110 lines
3.6 KiB
/* |
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* TLS/SSL Protocol |
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* Copyright (c) 2011 Martin Storsjo |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "avformat.h" |
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#include "internal.h" |
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#include "network.h" |
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#include "os_support.h" |
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#include "url.h" |
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#include "tls.h" |
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#include "libavutil/avstring.h" |
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#include "libavutil/opt.h" |
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#include "libavutil/parseutils.h" |
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static void set_options(TLSShared *c, const char *uri) |
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{ |
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char buf[1024]; |
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const char *p = strchr(uri, '?'); |
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if (!p) |
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return; |
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if (!c->ca_file && av_find_info_tag(buf, sizeof(buf), "cafile", p)) |
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c->ca_file = av_strdup(buf); |
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if (!c->verify && av_find_info_tag(buf, sizeof(buf), "verify", p)) { |
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char *endptr = NULL; |
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c->verify = strtol(buf, &endptr, 10); |
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if (buf == endptr) |
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c->verify = 1; |
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} |
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if (!c->cert_file && av_find_info_tag(buf, sizeof(buf), "cert", p)) |
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c->cert_file = av_strdup(buf); |
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if (!c->key_file && av_find_info_tag(buf, sizeof(buf), "key", p)) |
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c->key_file = av_strdup(buf); |
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} |
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int ff_tls_open_underlying(TLSShared *c, URLContext *parent, const char *uri, AVDictionary **options) |
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{ |
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int port; |
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const char *p; |
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char buf[200], opts[50] = ""; |
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struct addrinfo hints = { 0 }, *ai = NULL; |
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const char *proxy_path; |
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int use_proxy; |
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set_options(c, uri); |
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if (c->listen) |
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snprintf(opts, sizeof(opts), "?listen=1"); |
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av_url_split(NULL, 0, NULL, 0, c->underlying_host, sizeof(c->underlying_host), &port, NULL, 0, uri); |
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p = strchr(uri, '?'); |
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if (!p) { |
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p = opts; |
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} else { |
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if (av_find_info_tag(opts, sizeof(opts), "listen", p)) |
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c->listen = 1; |
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} |
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ff_url_join(buf, sizeof(buf), "tcp", NULL, c->underlying_host, port, "%s", p); |
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hints.ai_flags = AI_NUMERICHOST; |
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if (!getaddrinfo(c->underlying_host, NULL, &hints, &ai)) { |
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c->numerichost = 1; |
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freeaddrinfo(ai); |
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} |
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if (!c->host && !(c->host = av_strdup(c->underlying_host))) |
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return AVERROR(ENOMEM); |
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proxy_path = c->http_proxy ? c->http_proxy : getenv("http_proxy"); |
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use_proxy = !ff_http_match_no_proxy(getenv("no_proxy"), c->underlying_host) && |
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proxy_path && av_strstart(proxy_path, "http://", NULL); |
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if (use_proxy) { |
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char proxy_host[200], proxy_auth[200], dest[200]; |
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int proxy_port; |
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av_url_split(NULL, 0, proxy_auth, sizeof(proxy_auth), |
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proxy_host, sizeof(proxy_host), &proxy_port, NULL, 0, |
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proxy_path); |
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ff_url_join(dest, sizeof(dest), NULL, NULL, c->underlying_host, port, NULL); |
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ff_url_join(buf, sizeof(buf), "httpproxy", proxy_auth, proxy_host, |
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proxy_port, "/%s", dest); |
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} |
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return ffurl_open_whitelist(&c->tcp, buf, AVIO_FLAG_READ_WRITE, |
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&parent->interrupt_callback, options, |
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parent->protocol_whitelist, parent->protocol_blacklist, parent); |
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}
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