363 lines
13 KiB
C
363 lines
13 KiB
C
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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* Copyright (C) Howard Chu, <hyc@highlandsun.com>
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "curl_setup.h"
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#ifdef USE_LIBRTMP
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#include "curl_rtmp.h"
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#include "urldata.h"
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#include "nonblock.h" /* for curlx_nonblock */
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#include "progress.h" /* for Curl_pgrsSetUploadSize */
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#include "transfer.h"
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#include "warnless.h"
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#include <curl/curl.h>
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#include <librtmp/rtmp.h>
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/* The last 3 #include files should be in this order */
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#include "curl_printf.h"
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#include "curl_memory.h"
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#include "memdebug.h"
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#if defined(_WIN32) && !defined(USE_LWIPSOCK)
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#define setsockopt(a,b,c,d,e) (setsockopt)(a,b,c,(const char *)d,(int)e)
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#define SET_RCVTIMEO(tv,s) int tv = s*1000
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#elif defined(LWIP_SO_SNDRCVTIMEO_NONSTANDARD)
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#define SET_RCVTIMEO(tv,s) int tv = s*1000
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#else
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#define SET_RCVTIMEO(tv,s) struct timeval tv = {s,0}
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#endif
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#define DEF_BUFTIME (2*60*60*1000) /* 2 hours */
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static CURLcode rtmp_setup_connection(struct Curl_easy *data,
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struct connectdata *conn);
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static CURLcode rtmp_do(struct Curl_easy *data, bool *done);
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static CURLcode rtmp_done(struct Curl_easy *data, CURLcode, bool premature);
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static CURLcode rtmp_connect(struct Curl_easy *data, bool *done);
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static CURLcode rtmp_disconnect(struct Curl_easy *data,
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struct connectdata *conn, bool dead);
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static Curl_recv rtmp_recv;
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static Curl_send rtmp_send;
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/*
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* RTMP protocol handler.h, based on https://rtmpdump.mplayerhq.hu
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*/
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const struct Curl_handler Curl_handler_rtmp = {
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"rtmp", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMP, /* defport */
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CURLPROTO_RTMP, /* protocol */
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CURLPROTO_RTMP, /* family */
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PROTOPT_NONE /* flags */
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};
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const struct Curl_handler Curl_handler_rtmpt = {
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"rtmpt", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMPT, /* defport */
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CURLPROTO_RTMPT, /* protocol */
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CURLPROTO_RTMPT, /* family */
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PROTOPT_NONE /* flags */
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};
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const struct Curl_handler Curl_handler_rtmpe = {
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"rtmpe", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMP, /* defport */
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CURLPROTO_RTMPE, /* protocol */
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CURLPROTO_RTMPE, /* family */
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PROTOPT_NONE /* flags */
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};
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const struct Curl_handler Curl_handler_rtmpte = {
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"rtmpte", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMPT, /* defport */
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CURLPROTO_RTMPTE, /* protocol */
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CURLPROTO_RTMPTE, /* family */
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PROTOPT_NONE /* flags */
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};
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const struct Curl_handler Curl_handler_rtmps = {
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"rtmps", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMPS, /* defport */
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CURLPROTO_RTMPS, /* protocol */
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CURLPROTO_RTMP, /* family */
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PROTOPT_NONE /* flags */
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};
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const struct Curl_handler Curl_handler_rtmpts = {
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"rtmpts", /* scheme */
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rtmp_setup_connection, /* setup_connection */
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rtmp_do, /* do_it */
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rtmp_done, /* done */
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ZERO_NULL, /* do_more */
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rtmp_connect, /* connect_it */
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ZERO_NULL, /* connecting */
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ZERO_NULL, /* doing */
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ZERO_NULL, /* proto_getsock */
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ZERO_NULL, /* doing_getsock */
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ZERO_NULL, /* domore_getsock */
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ZERO_NULL, /* perform_getsock */
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rtmp_disconnect, /* disconnect */
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ZERO_NULL, /* write_resp */
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ZERO_NULL, /* write_resp_hd */
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ZERO_NULL, /* connection_check */
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ZERO_NULL, /* attach connection */
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PORT_RTMPS, /* defport */
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CURLPROTO_RTMPTS, /* protocol */
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CURLPROTO_RTMPT, /* family */
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PROTOPT_NONE /* flags */
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};
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static CURLcode rtmp_setup_connection(struct Curl_easy *data,
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struct connectdata *conn)
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{
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RTMP *r = RTMP_Alloc();
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if(!r)
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return CURLE_OUT_OF_MEMORY;
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RTMP_Init(r);
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RTMP_SetBufferMS(r, DEF_BUFTIME);
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if(!RTMP_SetupURL(r, data->state.url)) {
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RTMP_Free(r);
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return CURLE_URL_MALFORMAT;
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}
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conn->proto.rtmp = r;
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return CURLE_OK;
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}
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static CURLcode rtmp_connect(struct Curl_easy *data, bool *done)
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{
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struct connectdata *conn = data->conn;
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RTMP *r = conn->proto.rtmp;
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SET_RCVTIMEO(tv, 10);
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r->m_sb.sb_socket = (int)conn->sock[FIRSTSOCKET];
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/* We have to know if it's a write before we send the
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* connect request packet
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*/
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if(data->state.upload)
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r->Link.protocol |= RTMP_FEATURE_WRITE;
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/* For plain streams, use the buffer toggle trick to keep data flowing */
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if(!(r->Link.lFlags & RTMP_LF_LIVE) &&
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!(r->Link.protocol & RTMP_FEATURE_HTTP))
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r->Link.lFlags |= RTMP_LF_BUFX;
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(void)curlx_nonblock(r->m_sb.sb_socket, FALSE);
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setsockopt(r->m_sb.sb_socket, SOL_SOCKET, SO_RCVTIMEO,
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(char *)&tv, sizeof(tv));
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if(!RTMP_Connect1(r, NULL))
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return CURLE_FAILED_INIT;
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/* Clients must send a periodic BytesReceived report to the server */
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r->m_bSendCounter = true;
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*done = TRUE;
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conn->recv[FIRSTSOCKET] = rtmp_recv;
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conn->send[FIRSTSOCKET] = rtmp_send;
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return CURLE_OK;
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}
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static CURLcode rtmp_do(struct Curl_easy *data, bool *done)
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{
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struct connectdata *conn = data->conn;
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RTMP *r = conn->proto.rtmp;
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if(!RTMP_ConnectStream(r, 0))
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return CURLE_FAILED_INIT;
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if(data->state.upload) {
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Curl_pgrsSetUploadSize(data, data->state.infilesize);
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Curl_xfer_setup(data, -1, -1, FALSE, FIRSTSOCKET);
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}
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else
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Curl_xfer_setup(data, FIRSTSOCKET, -1, FALSE, -1);
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*done = TRUE;
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return CURLE_OK;
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}
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static CURLcode rtmp_done(struct Curl_easy *data, CURLcode status,
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bool premature)
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{
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(void)data; /* unused */
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(void)status; /* unused */
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(void)premature; /* unused */
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return CURLE_OK;
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}
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static CURLcode rtmp_disconnect(struct Curl_easy *data,
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struct connectdata *conn,
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bool dead_connection)
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{
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RTMP *r = conn->proto.rtmp;
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(void)data;
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(void)dead_connection;
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if(r) {
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conn->proto.rtmp = NULL;
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RTMP_Close(r);
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RTMP_Free(r);
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}
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return CURLE_OK;
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}
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static ssize_t rtmp_recv(struct Curl_easy *data, int sockindex, char *buf,
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size_t len, CURLcode *err)
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{
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struct connectdata *conn = data->conn;
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RTMP *r = conn->proto.rtmp;
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ssize_t nread;
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(void)sockindex; /* unused */
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nread = RTMP_Read(r, buf, curlx_uztosi(len));
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if(nread < 0) {
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if(r->m_read.status == RTMP_READ_COMPLETE ||
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r->m_read.status == RTMP_READ_EOF) {
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data->req.size = data->req.bytecount;
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nread = 0;
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}
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else
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*err = CURLE_RECV_ERROR;
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}
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return nread;
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}
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static ssize_t rtmp_send(struct Curl_easy *data, int sockindex,
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const void *buf, size_t len, CURLcode *err)
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{
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struct connectdata *conn = data->conn;
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RTMP *r = conn->proto.rtmp;
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ssize_t num;
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(void)sockindex; /* unused */
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num = RTMP_Write(r, (char *)buf, curlx_uztosi(len));
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if(num < 0)
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*err = CURLE_SEND_ERROR;
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return num;
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}
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void Curl_rtmp_version(char *version, size_t len)
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{
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char suff[2];
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if(RTMP_LIB_VERSION & 0xff) {
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suff[0] = (RTMP_LIB_VERSION & 0xff) + 'a' - 1;
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suff[1] = '\0';
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}
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else
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suff[0] = '\0';
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msnprintf(version, len, "librtmp/%d.%d%s",
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RTMP_LIB_VERSION >> 16, (RTMP_LIB_VERSION >> 8) & 0xff,
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suff);
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}
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||
|
|
#endif /* USE_LIBRTMP */
|