mirror of
https://github.com/mpv-player/mpv
synced 2024-12-16 03:45:23 +00:00
83b3c822be
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15586 b3059339-0415-0410-9bf9-f77b7e298cf2
644 lines
17 KiB
C
644 lines
17 KiB
C
/*
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* Network layer for MPlayer
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* by Bertrand BAUDET <bertrand_baudet@yahoo.com>
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* (C) 2001, MPlayer team.
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*/
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//#define DUMP2FILE
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <ctype.h>
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#include "config.h"
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#ifndef HAVE_WINSOCK2
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#define closesocket close
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#else
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#endif
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#include "stream.h"
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#include "demuxer.h"
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#include "../m_config.h"
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#include "network.h"
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#include "http.h"
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#include "cookies.h"
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#include "url.h"
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#include "../version.h"
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extern int verbose;
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extern int stream_cache_size;
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extern int mp_input_check_interrupt(int time);
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/* Variables for the command line option -user, -passwd, -bandwidth,
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-user-agent and -nocookies */
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char *network_username=NULL;
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char *network_password=NULL;
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int network_bandwidth=0;
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int network_cookies_enabled = 0;
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char *network_useragent=NULL;
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/* IPv6 options */
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int network_prefer_ipv4 = 0;
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int network_ipv4_only_proxy = 0;
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mime_struct_t mime_type_table[] = {
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// MP3 streaming, some MP3 streaming server answer with audio/mpeg
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{ "audio/mpeg", DEMUXER_TYPE_AUDIO },
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// MPEG streaming
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{ "video/mpeg", DEMUXER_TYPE_UNKNOWN },
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{ "video/x-mpeg", DEMUXER_TYPE_UNKNOWN },
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{ "video/x-mpeg2", DEMUXER_TYPE_UNKNOWN },
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// AVI ??? => video/x-msvideo
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{ "video/x-msvideo", DEMUXER_TYPE_AVI },
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// MOV => video/quicktime
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{ "video/quicktime", DEMUXER_TYPE_MOV },
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// ASF
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{ "audio/x-ms-wax", DEMUXER_TYPE_ASF },
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{ "audio/x-ms-wma", DEMUXER_TYPE_ASF },
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{ "video/x-ms-asf", DEMUXER_TYPE_ASF },
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{ "video/x-ms-afs", DEMUXER_TYPE_ASF },
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{ "video/x-ms-wvx", DEMUXER_TYPE_ASF },
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{ "video/x-ms-wmv", DEMUXER_TYPE_ASF },
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{ "video/x-ms-wma", DEMUXER_TYPE_ASF },
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// Playlists
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{ "video/x-ms-wmx", DEMUXER_TYPE_PLAYLIST },
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{ "audio/x-scpls", DEMUXER_TYPE_PLAYLIST },
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{ "audio/x-mpegurl", DEMUXER_TYPE_PLAYLIST },
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{ "audio/x-pls", DEMUXER_TYPE_PLAYLIST },
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// Real Media
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// { "audio/x-pn-realaudio", DEMUXER_TYPE_REAL },
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// OGG Streaming
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{ "application/x-ogg", DEMUXER_TYPE_OGG },
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// NullSoft Streaming Video
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{ "video/nsv", DEMUXER_TYPE_NSV},
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{ "misc/ultravox", DEMUXER_TYPE_NSV},
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{ NULL, DEMUXER_TYPE_UNKNOWN},
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};
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streaming_ctrl_t *
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streaming_ctrl_new( ) {
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streaming_ctrl_t *streaming_ctrl;
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streaming_ctrl = (streaming_ctrl_t*)malloc(sizeof(streaming_ctrl_t));
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if( streaming_ctrl==NULL ) {
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mp_msg(MSGT_NETWORK,MSGL_FATAL,"Failed to allocate memory\n");
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return NULL;
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}
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memset( streaming_ctrl, 0, sizeof(streaming_ctrl_t) );
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return streaming_ctrl;
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}
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void
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streaming_ctrl_free( streaming_ctrl_t *streaming_ctrl ) {
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if( streaming_ctrl==NULL ) return;
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if( streaming_ctrl->url ) url_free( streaming_ctrl->url );
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if( streaming_ctrl->buffer ) free( streaming_ctrl->buffer );
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if( streaming_ctrl->data ) free( streaming_ctrl->data );
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free( streaming_ctrl );
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}
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// Converts an address family constant to a string
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char *af2String(int af) {
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switch (af) {
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case AF_INET: return "AF_INET";
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#ifdef HAVE_AF_INET6
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case AF_INET6: return "AF_INET6";
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#endif
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default: return "Unknown address family!";
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}
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}
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// Connect to a server using a TCP connection, with specified address family
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// return -2 for fatal error, like unable to resolve name, connection timeout...
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// return -1 is unable to connect to a particular port
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int
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connect2Server_with_af(char *host, int port, int af,int verb) {
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int socket_server_fd;
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int err, err_len;
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int ret,count = 0;
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fd_set set;
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struct timeval tv;
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union {
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struct sockaddr_in four;
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#ifdef HAVE_AF_INET6
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struct sockaddr_in6 six;
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#endif
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} server_address;
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size_t server_address_size;
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void *our_s_addr; // Pointer to sin_addr or sin6_addr
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struct hostent *hp=NULL;
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char buf[255];
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#ifdef HAVE_WINSOCK2
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u_long val;
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#endif
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socket_server_fd = socket(af, SOCK_STREAM, 0);
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if( socket_server_fd==-1 ) {
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// mp_msg(MSGT_NETWORK,MSGL_ERR,"Failed to create %s socket:\n", af2String(af));
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return -2;
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}
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switch (af) {
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case AF_INET: our_s_addr = (void *) &server_address.four.sin_addr; break;
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#ifdef HAVE_AF_INET6
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case AF_INET6: our_s_addr = (void *) &server_address.six.sin6_addr; break;
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#endif
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default:
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mp_msg(MSGT_NETWORK,MSGL_ERR, "Unknown address family %d:\n", af);
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return -2;
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}
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memset(&server_address, 0, sizeof(server_address));
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#ifndef HAVE_WINSOCK2
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#ifdef USE_ATON
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if (inet_aton(host, our_s_addr)!=1)
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#else
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if (inet_pton(af, host, our_s_addr)!=1)
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#endif
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#else
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if ( inet_addr(host)==INADDR_NONE )
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#endif
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{
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if(verb) mp_msg(MSGT_NETWORK,MSGL_STATUS,"Resolving %s for %s...\n", host, af2String(af));
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#ifdef HAVE_GETHOSTBYNAME2
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hp=(struct hostent*)gethostbyname2( host, af );
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#else
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hp=(struct hostent*)gethostbyname( host );
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#endif
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if( hp==NULL ) {
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if(verb) mp_msg(MSGT_NETWORK,MSGL_ERR,"Couldn't resolve name for %s: %s\n", af2String(af), host);
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return -2;
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}
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memcpy( our_s_addr, (void*)hp->h_addr, hp->h_length );
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}
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#ifdef HAVE_WINSOCK2
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else {
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unsigned long addr = inet_addr(host);
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memcpy( our_s_addr, (void*)&addr, sizeof(addr) );
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}
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#endif
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switch (af) {
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case AF_INET:
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server_address.four.sin_family=af;
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server_address.four.sin_port=htons(port);
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server_address_size = sizeof(server_address.four);
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break;
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#ifdef HAVE_AF_INET6
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case AF_INET6:
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server_address.six.sin6_family=af;
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server_address.six.sin6_port=htons(port);
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server_address_size = sizeof(server_address.six);
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break;
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#endif
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default:
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mp_msg(MSGT_NETWORK,MSGL_ERR, "Unknown address family %d:\n", af);
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return -2;
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}
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#if defined(USE_ATON) || defined(HAVE_WINSOCK2)
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strncpy( buf, inet_ntoa( *((struct in_addr*)our_s_addr) ), 255);
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#else
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inet_ntop(af, our_s_addr, buf, 255);
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#endif
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if(verb) mp_msg(MSGT_NETWORK,MSGL_STATUS,"Connecting to server %s[%s]:%d ...\n", host, buf , port );
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// Turn the socket as non blocking so we can timeout on the connection
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#ifndef HAVE_WINSOCK2
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fcntl( socket_server_fd, F_SETFL, fcntl(socket_server_fd, F_GETFL) | O_NONBLOCK );
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#else
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val = 1;
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ioctlsocket( socket_server_fd, FIONBIO, &val );
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#endif
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if( connect( socket_server_fd, (struct sockaddr*)&server_address, server_address_size )==-1 ) {
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#ifndef HAVE_WINSOCK2
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if( errno!=EINPROGRESS ) {
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#else
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if( (WSAGetLastError() != WSAEINPROGRESS) && (WSAGetLastError() != WSAEWOULDBLOCK) ) {
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#endif
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if(verb) mp_msg(MSGT_NETWORK,MSGL_ERR,"Failed to connect to server with %s\n", af2String(af));
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closesocket(socket_server_fd);
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return -1;
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}
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}
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tv.tv_sec = 0;
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tv.tv_usec = 500000;
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FD_ZERO( &set );
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FD_SET( socket_server_fd, &set );
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// When the connection will be made, we will have a writable fd
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while((ret = select(socket_server_fd+1, NULL, &set, NULL, &tv)) == 0) {
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if( ret<0 ) mp_msg(MSGT_NETWORK,MSGL_ERR,"select failed\n");
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else if(ret > 0) break;
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else if(count > 30 || mp_input_check_interrupt(500)) {
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if(count > 30)
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Connection timeout\n");
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else
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mp_msg(MSGT_NETWORK,MSGL_V,"Connection interuppted by user\n");
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return -3;
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}
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count++;
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FD_ZERO( &set );
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FD_SET( socket_server_fd, &set );
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tv.tv_sec = 0;
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tv.tv_usec = 500000;
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}
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// Turn back the socket as blocking
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#ifndef HAVE_WINSOCK2
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fcntl( socket_server_fd, F_SETFL, fcntl(socket_server_fd, F_GETFL) & ~O_NONBLOCK );
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#else
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val = 0;
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ioctlsocket( socket_server_fd, FIONBIO, &val );
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#endif
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// Check if there were any error
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err_len = sizeof(int);
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ret = getsockopt(socket_server_fd,SOL_SOCKET,SO_ERROR,&err,&err_len);
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if(ret < 0) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"getsockopt failed : %s\n",strerror(errno));
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return -2;
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}
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if(err > 0) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Connect error : %s\n",strerror(err));
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return -1;
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}
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return socket_server_fd;
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}
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// Connect to a server using a TCP connection
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// return -2 for fatal error, like unable to resolve name, connection timeout...
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// return -1 is unable to connect to a particular port
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int
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connect2Server(char *host, int port, int verb) {
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#ifdef HAVE_AF_INET6
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int r;
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int s = -2;
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r = connect2Server_with_af(host, port, network_prefer_ipv4 ? AF_INET:AF_INET6,verb);
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if (r > -1) return r;
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s = connect2Server_with_af(host, port, network_prefer_ipv4 ? AF_INET6:AF_INET,verb);
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if (s == -2) return r;
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return s;
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#else
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return connect2Server_with_af(host, port, AF_INET,verb);
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#endif
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}
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URL_t*
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check4proxies( URL_t *url ) {
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URL_t *url_out = NULL;
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if( url==NULL ) return NULL;
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url_out = url_new( url->url );
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if( !strcasecmp(url->protocol, "http_proxy") ) {
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mp_msg(MSGT_NETWORK,MSGL_V,"Using HTTP proxy: http://%s:%d\n", url->hostname, url->port );
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return url_out;
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}
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// Check if the http_proxy environment variable is set.
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if( !strcasecmp(url->protocol, "http") ) {
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char *proxy;
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proxy = getenv("http_proxy");
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if( proxy!=NULL ) {
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// We got a proxy, build the URL to use it
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int len;
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char *new_url;
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URL_t *tmp_url;
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URL_t *proxy_url = url_new( proxy );
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if( proxy_url==NULL ) {
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mp_msg(MSGT_NETWORK,MSGL_WARN,"Invalid proxy setting...Trying without proxy.\n");
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return url_out;
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}
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#ifdef HAVE_AF_INET6
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if (network_ipv4_only_proxy && (gethostbyname(url->hostname)==NULL)) {
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mp_msg(MSGT_NETWORK,MSGL_WARN,
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"Could not find resolve remote hostname for AF_INET. Trying without proxy.\n");
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return url_out;
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}
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#endif
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mp_msg(MSGT_NETWORK,MSGL_V,"Using HTTP proxy: %s\n", proxy_url->url );
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len = strlen( proxy_url->hostname ) + strlen( url->url ) + 20; // 20 = http_proxy:// + port
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new_url = malloc( len+1 );
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if( new_url==NULL ) {
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mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
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return url_out;
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}
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sprintf(new_url, "http_proxy://%s:%d/%s", proxy_url->hostname, proxy_url->port, url->url );
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tmp_url = url_new( new_url );
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if( tmp_url==NULL ) {
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return url_out;
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}
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url_free( url_out );
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url_out = tmp_url;
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free( new_url );
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url_free( proxy_url );
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}
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}
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return url_out;
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}
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int
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http_send_request( URL_t *url, off_t pos ) {
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HTTP_header_t *http_hdr;
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URL_t *server_url;
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char str[256];
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int fd;
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int ret;
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int proxy = 0; // Boolean
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http_hdr = http_new_header();
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if( !strcasecmp(url->protocol, "http_proxy") ) {
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proxy = 1;
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server_url = url_new( (url->file)+1 );
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http_set_uri( http_hdr, server_url->url );
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} else {
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server_url = url;
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http_set_uri( http_hdr, server_url->file );
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}
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if (server_url->port && server_url->port != 80)
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snprintf(str, 256, "Host: %s:%d", server_url->hostname, server_url->port );
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else
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snprintf(str, 256, "Host: %s", server_url->hostname );
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http_set_field( http_hdr, str);
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if (network_useragent)
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{
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snprintf(str, 256, "User-Agent: %s", network_useragent);
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http_set_field(http_hdr, str);
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}
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else
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http_set_field( http_hdr, "User-Agent: MPlayer/"VERSION);
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if(pos>0) {
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// Extend http_send_request with possibility to do partial content retrieval
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snprintf(str, 256, "Range: bytes=%d-", pos);
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http_set_field(http_hdr, str);
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}
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if (network_cookies_enabled) cookies_set( http_hdr, server_url->hostname, server_url->url );
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http_set_field( http_hdr, "Connection: close");
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http_add_basic_authentication( http_hdr, url->username, url->password );
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if( http_build_request( http_hdr )==NULL ) {
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return -1;
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}
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if( proxy ) {
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if( url->port==0 ) url->port = 8080; // Default port for the proxy server
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fd = connect2Server( url->hostname, url->port,1 );
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url_free( server_url );
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} else {
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if( server_url->port==0 ) server_url->port = 80; // Default port for the web server
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fd = connect2Server( server_url->hostname, server_url->port,1 );
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}
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if( fd<0 ) {
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return -1;
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}
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mp_msg(MSGT_NETWORK,MSGL_DBG2,"Request: [%s]\n", http_hdr->buffer );
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ret = send( fd, http_hdr->buffer, http_hdr->buffer_size, 0 );
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if( ret!=(int)http_hdr->buffer_size ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Error while sending HTTP request: didn't sent all the request\n");
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return -1;
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}
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http_free( http_hdr );
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return fd;
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}
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HTTP_header_t *
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http_read_response( int fd ) {
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HTTP_header_t *http_hdr;
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char response[BUFFER_SIZE];
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int i;
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http_hdr = http_new_header();
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if( http_hdr==NULL ) {
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return NULL;
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}
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do {
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i = recv( fd, response, BUFFER_SIZE, 0 );
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if( i<0 ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Read failed\n");
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http_free( http_hdr );
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return NULL;
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}
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if( i==0 ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"http_read_response read 0 -ie- EOF\n");
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http_free( http_hdr );
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return NULL;
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}
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http_response_append( http_hdr, response, i );
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} while( !http_is_header_entire( http_hdr ) );
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http_response_parse( http_hdr );
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return http_hdr;
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}
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int
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http_authenticate(HTTP_header_t *http_hdr, URL_t *url, int *auth_retry) {
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char *aut;
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if( *auth_retry==1 ) {
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Authentication failed\n");
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mp_msg(MSGT_NETWORK,MSGL_ERR,"Please use the option -user and -passwd to provide your username/password for a list of URLs,\n");
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mp_msg(MSGT_NETWORK,MSGL_ERR,"or form an URL like: http://username:password@hostname/file\n");
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return -1;
|
|
}
|
|
if( *auth_retry>0 ) {
|
|
if( url->username ) {
|
|
free( url->username );
|
|
url->username = NULL;
|
|
}
|
|
if( url->password ) {
|
|
free( url->password );
|
|
url->password = NULL;
|
|
}
|
|
}
|
|
|
|
aut = http_get_field(http_hdr, "WWW-Authenticate");
|
|
if( aut!=NULL ) {
|
|
char *aut_space;
|
|
aut_space = strstr(aut, "realm=");
|
|
if( aut_space!=NULL ) aut_space += 6;
|
|
mp_msg(MSGT_NETWORK,MSGL_INFO,"Authentication required for %s\n", aut_space);
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_INFO,"Authentication required\n");
|
|
}
|
|
if( network_username ) {
|
|
url->username = strdup(network_username);
|
|
if( url->username==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Unable to read the username\n");
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Please use the option -user and -passwd to provide your username/password for a list of URLs,\n");
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"or form an URL like: http://username:password@hostname/file\n");
|
|
return -1;
|
|
}
|
|
if( network_password ) {
|
|
url->password = strdup(network_password);
|
|
if( url->password==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
} else {
|
|
mp_msg(MSGT_NETWORK,MSGL_INFO,"No password provided, trying blank password\n");
|
|
}
|
|
(*auth_retry)++;
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
http_seek( stream_t *stream, off_t pos ) {
|
|
HTTP_header_t *http_hdr = NULL;
|
|
int fd;
|
|
if( stream==NULL ) return 0;
|
|
|
|
if( stream->fd>0 ) closesocket(stream->fd); // need to reconnect to seek in http-stream
|
|
fd = http_send_request( stream->streaming_ctrl->url, pos );
|
|
if( fd<0 ) return 0;
|
|
|
|
http_hdr = http_read_response( fd );
|
|
|
|
if( http_hdr==NULL ) return 0;
|
|
|
|
switch( http_hdr->status_code ) {
|
|
case 200:
|
|
case 206: // OK
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"Content-Type: [%s]\n", http_get_field(http_hdr, "Content-Type") );
|
|
mp_msg(MSGT_NETWORK,MSGL_V,"Content-Length: [%s]\n", http_get_field(http_hdr, "Content-Length") );
|
|
if( http_hdr->body_size>0 ) {
|
|
if( streaming_bufferize( stream->streaming_ctrl, http_hdr->body, http_hdr->body_size )<0 ) {
|
|
http_free( http_hdr );
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"Server return %d: %s\n", http_hdr->status_code, http_hdr->reason_phrase );
|
|
close( fd );
|
|
fd = -1;
|
|
}
|
|
stream->fd = fd;
|
|
|
|
if( http_hdr ) {
|
|
http_free( http_hdr );
|
|
stream->streaming_ctrl->data = NULL;
|
|
}
|
|
|
|
stream->pos=pos;
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
int
|
|
streaming_bufferize( streaming_ctrl_t *streaming_ctrl, char *buffer, int size) {
|
|
//printf("streaming_bufferize\n");
|
|
streaming_ctrl->buffer = (char*)malloc(size);
|
|
if( streaming_ctrl->buffer==NULL ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_FATAL,"Memory allocation failed\n");
|
|
return -1;
|
|
}
|
|
memcpy( streaming_ctrl->buffer, buffer, size );
|
|
streaming_ctrl->buffer_size = size;
|
|
return size;
|
|
}
|
|
|
|
int
|
|
nop_streaming_read( int fd, char *buffer, int size, streaming_ctrl_t *stream_ctrl ) {
|
|
int len=0;
|
|
//printf("nop_streaming_read\n");
|
|
if( stream_ctrl->buffer_size!=0 ) {
|
|
int buffer_len = stream_ctrl->buffer_size-stream_ctrl->buffer_pos;
|
|
//printf("%d bytes in buffer\n", stream_ctrl->buffer_size);
|
|
len = (size<buffer_len)?size:buffer_len;
|
|
memcpy( buffer, (stream_ctrl->buffer)+(stream_ctrl->buffer_pos), len );
|
|
stream_ctrl->buffer_pos += len;
|
|
//printf("buffer_pos = %d\n", stream_ctrl->buffer_pos );
|
|
if( stream_ctrl->buffer_pos>=stream_ctrl->buffer_size ) {
|
|
free( stream_ctrl->buffer );
|
|
stream_ctrl->buffer = NULL;
|
|
stream_ctrl->buffer_size = 0;
|
|
stream_ctrl->buffer_pos = 0;
|
|
//printf("buffer cleaned\n");
|
|
}
|
|
//printf("read %d bytes from buffer\n", len );
|
|
}
|
|
|
|
if( len<size ) {
|
|
int ret;
|
|
ret = recv( fd, buffer+len, size-len, 0 );
|
|
if( ret<0 ) {
|
|
mp_msg(MSGT_NETWORK,MSGL_ERR,"nop_streaming_read error : %s\n",strerror(errno));
|
|
}
|
|
len += ret;
|
|
//printf("read %d bytes from network\n", len );
|
|
}
|
|
|
|
return len;
|
|
}
|
|
|
|
int
|
|
nop_streaming_seek( int fd, off_t pos, streaming_ctrl_t *stream_ctrl ) {
|
|
return -1;
|
|
// To shut up gcc warning
|
|
fd++;
|
|
pos++;
|
|
stream_ctrl=NULL;
|
|
}
|
|
|
|
|
|
int fixup_network_stream_cache(stream_t *stream) {
|
|
if(stream->streaming_ctrl->buffering) {
|
|
if(stream_cache_size<0) {
|
|
// cache option not set, will use our computed value.
|
|
// buffer in KBytes, *5 because the prefill is 20% of the buffer.
|
|
stream_cache_size = (stream->streaming_ctrl->prebuffer_size/1024)*5;
|
|
if( stream_cache_size<64 ) stream_cache_size = 64; // 16KBytes min buffer
|
|
}
|
|
mp_msg(MSGT_NETWORK,MSGL_INFO,"Cache size set to %d KBytes\n", stream_cache_size);
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
streaming_stop( stream_t *stream ) {
|
|
stream->streaming_ctrl->status = streaming_stopped_e;
|
|
return 0;
|
|
}
|