X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Faccess%2Fhttp.c;h=eaa703576e80bbd98367181183fa4099465228db;hb=90aa6fc5e9e425c6eb6f519224f2b7e868911d36;hp=452b381f541046b46aad5a9d7b25e0def9a5d3a5;hpb=df61d33b06e2b3cbbe746b2f5a9bea5b370c24ff;p=vlc diff --git a/modules/access/http.c b/modules/access/http.c index 452b381f54..eaa703576e 100644 --- a/modules/access/http.c +++ b/modules/access/http.c @@ -1,12 +1,13 @@ /***************************************************************************** * http.c: HTTP input module ***************************************************************************** - * Copyright (C) 2001-2005 the VideoLAN team + * Copyright (C) 2001-2008 the VideoLAN team * $Id$ * * Authors: Laurent Aimar * Christophe Massiot * Rémi Denis-Courmont + * Antoine Cellerier * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -30,7 +31,8 @@ # include "config.h" #endif -#include +#include +#include #include @@ -41,6 +43,7 @@ #include #include #include +#include #include #include @@ -48,6 +51,11 @@ # include #endif +#include + +#ifdef HAVE_PROXY_H +# include "proxy.h" +#endif /***************************************************************************** * Module descriptor *****************************************************************************/ @@ -57,9 +65,13 @@ static void Close( vlc_object_t * ); #define PROXY_TEXT N_("HTTP proxy") #define PROXY_LONGTEXT N_( \ "HTTP proxy to be used It must be of the form " \ - "http://[user[:pass]@]myproxy.mydomain:myport/ ; " \ + "http://[user@]myproxy.mydomain:myport/ ; " \ "if empty, the http_proxy environment variable will be tried." ) +#define PROXY_PASS_TEXT N_("HTTP proxy password") +#define PROXY_PASS_LONGTEXT N_( \ + "If your HTTP proxy requires a password, set it here." ) + #define CACHING_TEXT N_("Caching value in ms") #define CACHING_LONGTEXT N_( \ "Caching value for HTTP streams. This " \ @@ -84,14 +96,16 @@ static void Close( vlc_object_t * ); #define FORWARD_COOKIES_LONGTEXT N_("Forward Cookies Across http redirections ") vlc_module_begin(); - set_description( _("HTTP input") ); + set_description( N_("HTTP input") ); set_capability( "access", 0 ); - set_shortname( _( "HTTP(S)" ) ); + set_shortname( N_( "HTTP(S)" ) ); set_category( CAT_INPUT ); set_subcategory( SUBCAT_INPUT_ACCESS ); add_string( "http-proxy", NULL, NULL, PROXY_TEXT, PROXY_LONGTEXT, false ); + add_password( "http-proxy-pwd", NULL, NULL, + PROXY_PASS_TEXT, PROXY_PASS_LONGTEXT, false ); add_integer( "http-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL, CACHING_TEXT, CACHING_LONGTEXT, true ); add_string( "http-user-agent", COPYRIGHT_MESSAGE , NULL, AGENT_TEXT, @@ -115,7 +129,7 @@ vlc_module_end(); * Local prototypes *****************************************************************************/ -/* RFC 2617: Basic and Digest Access Authentification */ +/* RFC 2617: Basic and Digest Access Authentication */ typedef struct http_auth_t { char *psz_realm; @@ -145,6 +159,7 @@ struct access_sys_t bool b_proxy; vlc_url_t proxy; http_auth_t proxy_auth; + char *psz_proxy_passbuf; /* */ int i_code; @@ -170,16 +185,18 @@ struct access_sys_t int64_t i_chunk; int i_icy_meta; + int64_t i_icy_offset; char *psz_icy_name; char *psz_icy_genre; char *psz_icy_title; - int i_remaining; + int64_t i_remaining; bool b_seekable; bool b_reconnect; bool b_continuous; bool b_pace_control; + bool b_persist; vlc_array_t * cookies; }; @@ -237,6 +254,7 @@ static int OpenWithCookies( vlc_object_t *p_this, vlc_array_t *cookies ) #endif p_sys->fd = -1; p_sys->b_proxy = false; + p_sys->psz_proxy_passbuf = NULL; p_sys->i_version = 1; p_sys->b_seekable = true; p_sys->psz_mime = NULL; @@ -260,10 +278,15 @@ static int OpenWithCookies( vlc_object_t *p_this, vlc_array_t *cookies ) p_sys->p_tls = NULL; p_sys->p_vs = NULL; p_sys->i_icy_meta = 0; + p_sys->i_icy_offset = 0; p_sys->psz_icy_name = NULL; p_sys->psz_icy_genre = NULL; p_sys->psz_icy_title = NULL; p_sys->i_remaining = 0; + p_sys->b_persist = false; + p_access->info.i_size = -1; + p_access->info.i_pos = 0; + p_access->info.b_eof = false; p_sys->cookies = saved_cookies; @@ -296,24 +319,63 @@ static int OpenWithCookies( vlc_object_t *p_this, vlc_array_t *cookies ) p_sys->psz_user_agent = var_CreateGetString( p_access, "http-user-agent" ); /* Check proxy */ - psz = var_CreateGetString( p_access, "http-proxy" ); - if( *psz ) + psz = var_CreateGetNonEmptyString( p_access, "http-proxy" ); + if( psz ) { p_sys->b_proxy = true; vlc_UrlParse( &p_sys->proxy, psz, 0 ); + free( psz ); } -#ifdef HAVE_GETENV +#ifdef HAVE_PROXY_H else { - char *psz_proxy = getenv( "http_proxy" ); - if( psz_proxy && *psz_proxy ) + pxProxyFactory *pf = px_proxy_factory_new(); + if (pf) + { + char *buf; + int i; + i=asprintf(&buf, "%s://%s", p_access->psz_access, p_access->psz_path); + if (i >= 0) + { + msg_Dbg(p_access, "asking libproxy about url '%s'", buf); + char **proxies = px_proxy_factory_get_proxies(pf, buf); + if (proxies[0]) + { + msg_Dbg(p_access, "libproxy suggest to use '%s'", proxies[0]); + if(strcmp(proxies[0],"direct://") != 0) + { + p_sys->b_proxy = true; + vlc_UrlParse( &p_sys->proxy, proxies[0], 0); + } + } + for(i=0;proxies[i];i++) free(proxies[i]); + free(proxies); + free(buf); + } + px_proxy_factory_free(pf); + } + else + { + msg_Err(p_access, "Allocating memory for libproxy failed"); + } + } +#elif HAVE_GETENV + else + { + psz = getenv( "http_proxy" ); + if( psz ) { p_sys->b_proxy = true; - vlc_UrlParse( &p_sys->proxy, psz_proxy, 0 ); + vlc_UrlParse( &p_sys->proxy, psz, 0 ); } } #endif - free( psz ); + if( psz ) /* No, this is NOT a use-after-free error */ + { + psz = var_CreateGetNonEmptyString( p_access, "http-proxy-pwd" ); + if( psz ) + p_sys->proxy.psz_password = p_sys->psz_proxy_passbuf = psz; + } if( p_sys->b_proxy ) { @@ -337,8 +399,7 @@ static int OpenWithCookies( vlc_object_t *p_this, vlc_array_t *cookies ) } if( p_sys->url.psz_username && *p_sys->url.psz_username ) { - msg_Dbg( p_access, " user='%s', pwd='%s'", - p_sys->url.psz_username, p_sys->url.psz_password ); + msg_Dbg( p_access, " user='%s'", p_sys->url.psz_username ); } p_sys->b_reconnect = var_CreateGetBool( p_access, "http-reconnect" ); @@ -357,7 +418,7 @@ connect: p_sys->i_version = 0; p_sys->b_seekable = false; - if( p_access->b_die || Connect( p_access, 0 ) ) + if( !vlc_object_alive (p_access) || Connect( p_access, 0 ) ) goto error; #ifndef NDEBUG @@ -372,7 +433,7 @@ connect: if( p_sys->i_code == 401 ) { - char *psz_login = NULL; char *psz_password = NULL; + char *psz_login = NULL, *psz_password = NULL; char psz_msg[250]; int i_ret; /* FIXME ? */ @@ -426,6 +487,7 @@ connect: vlc_UrlClean( &p_sys->url ); AuthReset( &p_sys->auth ); vlc_UrlClean( &p_sys->proxy ); + free( p_sys->psz_proxy_passbuf ); AuthReset( &p_sys->proxy_auth ); free( p_sys->psz_mime ); free( p_sys->psz_pragma ); @@ -452,12 +514,21 @@ connect: { if( !strcasecmp( p_sys->psz_mime, "video/nsv" ) || !strcasecmp( p_sys->psz_mime, "video/nsa" ) ) + { + free( p_access->psz_demux ); p_access->psz_demux = strdup( "nsv" ); + } else if( !strcasecmp( p_sys->psz_mime, "audio/aac" ) || !strcasecmp( p_sys->psz_mime, "audio/aacp" ) ) + { + free( p_access->psz_demux ); p_access->psz_demux = strdup( "m4a" ); + } else if( !strcasecmp( p_sys->psz_mime, "audio/mpeg" ) ) + { + free( p_access->psz_demux ); p_access->psz_demux = strdup( "mp3" ); + } msg_Info( p_access, "Raw-audio server found, %s demuxer selected", p_access->psz_demux ); @@ -470,8 +541,9 @@ connect: } else if( !p_sys->psz_mime ) { - /* Shoutcast */ - p_access->psz_demux = strdup( "mp3" ); + free( p_access->psz_demux ); + /* Shoutcast */ + p_access->psz_demux = strdup( "mp3" ); } /* else probably Ogg Vorbis */ } @@ -479,17 +551,22 @@ connect: p_sys->psz_mime && !strcasecmp( p_sys->psz_mime, "misc/ultravox" ) ) { + free( p_access->psz_demux ); /* Grrrr! detect ultravox server and force NSV demuxer */ p_access->psz_demux = strdup( "nsv" ); } else if( !strcmp( p_access->psz_access, "itpc" ) ) { + free( p_access->psz_demux ); p_access->psz_demux = strdup( "podcast" ); } else if( p_sys->psz_mime && !strncasecmp( p_sys->psz_mime, "application/xspf+xml", 20 ) && ( memchr( " ;\t", p_sys->psz_mime[20], 4 ) != NULL ) ) + { + free( p_access->psz_demux ); p_access->psz_demux = strdup( "xspf-open" ); + } if( p_sys->b_reconnect ) msg_Dbg( p_access, "auto re-connect enabled" ); @@ -501,6 +578,7 @@ connect: error: vlc_UrlClean( &p_sys->url ); vlc_UrlClean( &p_sys->proxy ); + free( p_sys->psz_proxy_passbuf ); free( p_sys->psz_mime ); free( p_sys->psz_pragma ); free( p_sys->psz_location ); @@ -568,7 +646,7 @@ static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len ) return 0; } - if( p_access->info.i_size > 0 && + if( p_access->info.i_size >= 0 && i_len + p_access->info.i_pos > p_access->info.i_size ) { if( ( i_len = p_access->info.i_size - p_access->info.i_pos ) == 0 ) @@ -612,24 +690,20 @@ static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len ) i_len = p_sys->i_chunk; } } - - if( p_sys->b_continuous && (ssize_t)i_len > p_sys->i_remaining ) - { + else if( p_access->info.i_size != -1 && (int64_t)i_len > p_sys->i_remaining) { /* Only ask for the remaining length */ - int i_new_len = p_sys->i_remaining; - if( i_new_len == 0 ) - { - Request( p_access, 0 ); - i_read = Read( p_access, p_buffer, i_len ); - return i_read; + i_len = (size_t)p_sys->i_remaining; + if(i_len == 0) { + p_access->info.b_eof = true; + return 0; } - i_len = i_new_len; } - if( p_sys->i_icy_meta > 0 && p_access->info.i_pos > 0 ) + + if( p_sys->i_icy_meta > 0 && p_access->info.i_pos-p_sys->i_icy_offset > 0 ) { int64_t i_next = p_sys->i_icy_meta - - p_access->info.i_pos % p_sys->i_icy_meta; + (p_access->info.i_pos - p_sys->i_icy_offset ) % p_sys->i_icy_meta; if( i_next == p_sys->i_icy_meta ) { @@ -694,7 +768,7 @@ static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len ) if( i_read == 0 ) p_access->info.b_eof = true; } - if( p_sys->b_continuous ) + if( p_access->info.i_size != -1 ) { p_sys->i_remaining -= i_read; } @@ -755,7 +829,7 @@ static int ReadICYMeta( access_t *p_access ) strcmp( p_sys->psz_icy_title, &p[1] ) ) { free( p_sys->psz_icy_title ); - p_sys->psz_icy_title = strdup( &p[1] ); + p_sys->psz_icy_title = EnsureUTF8( strdup( &p[1] )); p_access->info.i_update |= INPUT_UPDATE_META; msg_Dbg( p_access, "New Title=%s", p_sys->psz_icy_title ); @@ -807,10 +881,21 @@ static ssize_t ReadCompressed( access_t *p_access, uint8_t *p_buffer, *****************************************************************************/ static int Seek( access_t *p_access, int64_t i_pos ) { - msg_Dbg( p_access, "trying to seek to "I64Fd, i_pos ); + msg_Dbg( p_access, "trying to seek to %"PRId64, i_pos ); Disconnect( p_access ); + if( p_access->info.i_size + && (uint64_t)i_pos >= (uint64_t)p_access->info.i_size ) { + msg_Err( p_access, "seek to far" ); + int retval = Seek( p_access, p_access->info.i_size - 1 ); + if( retval == VLC_SUCCESS ) { + uint8_t p_buffer[2]; + Read( p_access, p_buffer, 1); + p_access->info.b_eof = false; + } + return retval; + } if( Connect( p_access, i_pos ) ) { msg_Err( p_access, "seek failed" ); @@ -923,11 +1008,14 @@ static int Connect( access_t *p_access, int64_t i_tell ) p_sys->b_chunked = false; p_sys->i_chunk = 0; p_sys->i_icy_meta = 0; + p_sys->i_icy_offset = i_tell; p_sys->psz_icy_name = NULL; p_sys->psz_icy_genre = NULL; p_sys->psz_icy_title = NULL; + p_sys->i_remaining = 0; + p_sys->b_persist = false; - p_access->info.i_size = 0; + p_access->info.i_size = -1; p_access->info.i_pos = i_tell; p_access->info.b_eof = false; @@ -995,7 +1083,7 @@ static int Connect( access_t *p_access, int64_t i_tell ) free( psz ); - if( p_access->b_die || p_access->b_error ) + if( !vlc_object_alive (p_access) || p_access->b_error ) { Disconnect( p_access ); return -1; @@ -1025,7 +1113,9 @@ static int Request( access_t *p_access, int64_t i_tell ) access_sys_t *p_sys = p_access->p_sys; char *psz ; v_socket_t *pvs = p_sys->p_vs; + p_sys->b_persist = false; + p_sys->i_remaining = 0; if( p_sys->b_proxy ) { if( p_sys->url.psz_path ) @@ -1068,10 +1158,11 @@ static int Request( access_t *p_access, int64_t i_tell ) net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "User-Agent: %s\r\n", p_sys->psz_user_agent ); /* Offset */ - if( p_sys->i_version == 1 ) + if( p_sys->i_version == 1 && ! p_sys->b_continuous ) { + p_sys->b_persist = true; net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, - "Range: bytes="I64Fd"-\r\n", i_tell ); + "Range: bytes=%"PRIu64"-\r\n", i_tell ); } /* Cookies */ @@ -1112,17 +1203,6 @@ static int Request( access_t *p_access, int64_t i_tell ) net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "Icy-MetaData: 1\r\n" ); - if( p_sys->b_continuous ) - { - net_Printf( VLC_OBJECT( p_access ), p_sys->fd, pvs, - "Connection: Keep-Alive\r\n" ); - } - else if( p_sys->i_version == 1 ) - { - net_Printf( VLC_OBJECT( p_access ), p_sys->fd, pvs, - "Connection: Close\r\n"); - } - if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "\r\n" ) < 0 ) { msg_Err( p_access, "failed to send request" ); @@ -1188,7 +1268,7 @@ static int Request( access_t *p_access, int64_t i_tell ) goto error; } - if( p_access->b_die || p_access->b_error ) + if( !vlc_object_alive (p_access) || p_access->b_error ) { free( psz ); goto error; @@ -1212,16 +1292,33 @@ static int Request( access_t *p_access, int64_t i_tell ) if( !strcasecmp( psz, "Content-Length" ) ) { - if( p_sys->b_continuous ) - { - p_access->info.i_size = -1; - msg_Dbg( p_access, "this frame size=%lld", atoll(p ) ); - p_sys->i_remaining = atoll( p ); + int64_t i_size = i_tell + (p_sys->i_remaining = atoll( p )); + if(i_size > p_access->info.i_size) { + p_access->info.i_size = i_size; } - else - { - p_access->info.i_size = i_tell + atoll( p ); - msg_Dbg( p_access, "stream size="I64Fd, p_access->info.i_size ); + msg_Dbg( p_access, "this frame size=%"PRId64, p_sys->i_remaining ); + } + else if( !strcasecmp( psz, "Content-Range" ) ) { + int64_t i_ntell = i_tell; + int64_t i_nend = (p_access->info.i_size > 0)?(p_access->info.i_size - 1):i_tell; + int64_t i_nsize = p_access->info.i_size; + sscanf(p,"bytes %"PRId64"-%"PRId64"/%"PRId64,&i_ntell,&i_nend,&i_nsize); + if(i_nend > i_ntell ) { + p_access->info.i_pos = i_ntell; + p_sys->i_remaining = i_nend+1-i_ntell; + int64_t i_size = (i_nsize > i_nend) ? i_nsize : (i_nend + 1); + if(i_size > p_access->info.i_size) { + p_access->info.i_size = i_size; + } + msg_Dbg( p_access, "stream size=%"PRId64",pos=%"PRId64",remaining=%"PRId64,i_nsize,i_ntell,p_sys->i_remaining); + } + } + else if( !strcasecmp( psz, "Connection" ) ) { + msg_Dbg( p_access, "Connection: %s",p ); + int i = -1; + sscanf(p, "close%n",&i); + if( i >= 0 ) { + p_sys->b_persist = false; } } else if( !strcasecmp( psz, "Location" ) ) @@ -1317,7 +1414,7 @@ static int Request( access_t *p_access, int64_t i_tell ) else if( !strcasecmp( psz, "Icy-Name" ) ) { free( p_sys->psz_icy_name ); - p_sys->psz_icy_name = strdup( p ); + p_sys->psz_icy_name = EnsureUTF8( strdup( p )); msg_Dbg( p_access, "Icy-Name: %s", p_sys->psz_icy_name ); p_sys->b_icecast = true; /* be on the safeside. set it here as well. */ @@ -1327,7 +1424,7 @@ static int Request( access_t *p_access, int64_t i_tell ) else if( !strcasecmp( psz, "Icy-Genre" ) ) { free( p_sys->psz_icy_genre ); - p_sys->psz_icy_genre = strdup( p ); + p_sys->psz_icy_genre = EnsureUTF8( strdup( p )); msg_Dbg( p_access, "Icy-Genre: %s", p_sys->psz_icy_genre ); } else if( !strncasecmp( psz, "Icy-Notice", 10 ) ) @@ -1375,6 +1472,12 @@ static int Request( access_t *p_access, int64_t i_tell ) free( psz ); } + /* We close the stream for zero length data, unless of course the + * server has already promised to do this for us. + */ + if( p_access->info.i_size != -1 && p_sys->i_remaining == 0 && p_sys->b_persist ) { + Disconnect( p_access ); + } return VLC_SUCCESS; error: @@ -1508,7 +1611,7 @@ static void cookie_append( vlc_array_t * cookies, char * cookie ) } /***************************************************************************** - * "RFC 2617: Basic and Digest Access Authentification" header parsing + * "RFC 2617: Basic and Digest Access Authentication" header parsing *****************************************************************************/ static char *AuthGetParam( const char *psz_header, const char *psz_param ) {