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vlc/modules/access/http.c

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/*****************************************************************************
* http.c: HTTP input module
*****************************************************************************
* Copyright (C) 2001-2008 VLC authors and VideoLAN
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Christophe Massiot <massiot@via.ecp.fr>
* Rémi Denis-Courmont
* Antoine Cellerier <dionoea at videolan dot org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#undef MODULE_STRING
#define MODULE_STRING "oldhttp"
#include <errno.h>
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_access.h>
#include <vlc_meta.h>
#include <vlc_tls.h>
#include <vlc_url.h>
#include <vlc_strings.h>
#include <vlc_charset.h>
#include <vlc_input_item.h>
#include <vlc_http.h>
#include <vlc_interrupt.h>
#include <vlc_keystore.h>
#include <vlc_memstream.h>
#include <assert.h>
#include <limits.h>
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
#define RECONNECT_TEXT N_("Auto re-connect")
#define RECONNECT_LONGTEXT N_( \
"Automatically try to reconnect to the stream in case of a sudden " \
"disconnect." )
vlc_module_begin ()
set_description( N_("HTTP input") )
set_capability( "access", 0 )
set_shortname( N_( "HTTP(S)" ) )
set_category( CAT_INPUT )
set_subcategory( SUBCAT_INPUT_ACCESS )
add_bool( "http-reconnect", false, RECONNECT_TEXT,
RECONNECT_LONGTEXT, true )
/* 'itpc' = iTunes Podcast */
add_shortcut( "http", "unsv", "itpc", "icyx" )
set_callbacks( Open, Close )
vlc_module_end ()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
typedef struct
{
vlc_tls_t *stream;
/* From uri */
vlc_url_t url;
char *psz_user_agent;
char *psz_referrer;
char *psz_username;
char *psz_password;
vlc_http_auth_t auth;
/* Proxy */
bool b_proxy;
vlc_url_t proxy;
vlc_http_auth_t proxy_auth;
char *psz_proxy_passbuf;
/* */
int i_code;
char *psz_mime;
char *psz_location;
bool b_icecast;
int i_icy_meta;
uint64_t i_icy_offset;
char *psz_icy_name;
char *psz_icy_genre;
char *psz_icy_title;
uint64_t offset;
uint64_t size;
bool b_reconnect;
bool b_has_size;
} access_sys_t;
/* */
static ssize_t Read( stream_t *, void *, size_t );
static int Seek( stream_t *, uint64_t );
static int Control( stream_t *, int, va_list );
/* */
static int Connect( stream_t * );
static void Disconnect( stream_t * );
static int AuthCheckReply( stream_t *p_access, const char *psz_header,
vlc_url_t *p_url, vlc_http_auth_t *p_auth );
/*****************************************************************************
* Open:
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
stream_t *p_access = (stream_t*)p_this;
const char *psz_url = p_access->psz_url;
char *psz;
int ret = VLC_EGENERIC;
vlc_credential credential;
access_sys_t *p_sys = vlc_obj_malloc( p_this, sizeof(*p_sys) );
if( unlikely(p_sys == NULL) )
return VLC_ENOMEM;
p_sys->stream = NULL;
p_sys->b_proxy = false;
p_sys->psz_proxy_passbuf = NULL;
p_sys->psz_mime = NULL;
p_sys->b_icecast = false;
p_sys->psz_location = NULL;
p_sys->psz_user_agent = NULL;
p_sys->psz_referrer = NULL;
p_sys->psz_username = NULL;
p_sys->psz_password = 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->b_has_size = false;
p_sys->offset = 0;
p_sys->size = 0;
p_access->p_sys = p_sys;
if( vlc_UrlParse( &p_sys->url, psz_url ) || p_sys->url.psz_host == NULL )
{
msg_Err( p_access, "invalid URL" );
vlc_UrlClean( &p_sys->url );
return VLC_EGENERIC;
}
if( p_sys->url.i_port <= 0 )
p_sys->url.i_port = 80;
vlc_credential_init( &credential, &p_sys->url );
/* Determine the HTTP user agent */
/* See RFC2616 §2.2 token and comment definition, and §3.8 and
* §14.43 user-agent header */
p_sys->psz_user_agent = var_InheritString( p_access, "http-user-agent" );
if (p_sys->psz_user_agent)
{
unsigned comment_level = 0;
for( char *p = p_sys->psz_user_agent; *p; p++ )
{
uint8_t c = *p;
if (comment_level == 0)
{
if( c < 32 || strchr( ")<>@,;:\\\"[]?={}", c ) )
*p = '_'; /* remove potentially harmful characters */
}
else
{
if (c == ')')
comment_level--;
else if( c < 32 && strchr( "\t\r\n", c ) == NULL)
*p = '_'; /* remove potentially harmful characters */
}
if (c == '(')
{
if (comment_level == UINT_MAX)
break;
comment_level++;
}
}
/* truncate evil unclosed comments */
if (comment_level > 0)
{
char *p = strchr(p_sys->psz_user_agent, '(');
*p = '\0';
}
}
/* HTTP referrer */
p_sys->psz_referrer = var_InheritString( p_access, "http-referrer" );
/* Check proxy */
psz = var_InheritString( p_access, "http-proxy" );
if( psz == NULL )
{
msg_Dbg(p_access, "querying proxy for %s", psz_url);
psz = vlc_getProxyUrl(psz_url);
if (psz != NULL)
msg_Dbg(p_access, "proxy: %s", psz);
else
msg_Dbg(p_access, "no proxy");
}
if( psz != NULL )
{
p_sys->b_proxy = true;
vlc_UrlParse( &p_sys->proxy, psz );
free( psz );
psz = var_InheritString( p_access, "http-proxy-pwd" );
if( psz )
p_sys->proxy.psz_password = p_sys->psz_proxy_passbuf = psz;
if( p_sys->proxy.psz_host == NULL || *p_sys->proxy.psz_host == '\0' )
{
msg_Warn( p_access, "invalid proxy host" );
goto error;
}
if( p_sys->proxy.i_port <= 0 )
{
p_sys->proxy.i_port = 80;
}
}
msg_Dbg( p_access, "http: server='%s' port=%d file='%s'",
p_sys->url.psz_host, p_sys->url.i_port,
p_sys->url.psz_path != NULL ? p_sys->url.psz_path : "" );
if( p_sys->b_proxy )
{
msg_Dbg( p_access, " proxy %s:%d", p_sys->proxy.psz_host,
p_sys->proxy.i_port );
}
if( p_sys->url.psz_username && *p_sys->url.psz_username )
{
msg_Dbg( p_access, " user='%s'", p_sys->url.psz_username );
}
p_sys->b_reconnect = var_InheritBool( p_access, "http-reconnect" );
if( vlc_credential_get( &credential, p_access, NULL, NULL, NULL, NULL ) )
{
p_sys->url.psz_username = (char *) credential.psz_username;
p_sys->url.psz_password = (char *) credential.psz_password;
}
connect:
/* Connect */
if( Connect( p_access ) )
goto disconnect;
if( p_sys->i_code == 401 )
{
if( p_sys->auth.psz_realm == NULL )
{
msg_Err( p_access, "authentication failed without realm" );
goto disconnect;
}
/* FIXME ? */
if( p_sys->url.psz_username && p_sys->url.psz_password &&
p_sys->auth.psz_nonce && p_sys->auth.i_nonce == 0 )
{
Disconnect( p_access );
goto connect;
}
free( p_sys->psz_username );
free( p_sys->psz_password );
p_sys->psz_username = p_sys->psz_password = NULL;
msg_Dbg( p_access, "authentication failed for realm %s",
p_sys->auth.psz_realm );
credential.psz_realm = p_sys->auth.psz_realm;
credential.psz_authtype = p_sys->auth.psz_nonce ? "Digest" : "Basic";
if( vlc_credential_get( &credential, p_access, NULL, NULL,
_("HTTP authentication"),
_("Please enter a valid login name and a "
"password for realm %s."), p_sys->auth.psz_realm ) )
{
p_sys->psz_username = strdup(credential.psz_username);
p_sys->psz_password = strdup(credential.psz_password);
if (!p_sys->psz_username || !p_sys->psz_password)
goto disconnect;
msg_Err( p_access, "retrying with user=%s", p_sys->psz_username );
p_sys->url.psz_username = p_sys->psz_username;
p_sys->url.psz_password = p_sys->psz_password;
Disconnect( p_access );
goto connect;
}
else
goto disconnect;
}
else
vlc_credential_store( &credential, p_access );
if( ( p_sys->i_code == 301 || p_sys->i_code == 302 ||
p_sys->i_code == 303 || p_sys->i_code == 307 ) &&
p_sys->psz_location != NULL )
{
p_access->psz_url = p_sys->psz_location;
p_sys->psz_location = NULL;
ret = VLC_ACCESS_REDIRECT;
goto disconnect;
}
if( p_sys->b_reconnect ) msg_Dbg( p_access, "auto re-connect enabled" );
/* Set up p_access */
p_access->pf_read = Read;
p_access->pf_control = Control;
p_access->pf_seek = Seek;
vlc_credential_clean( &credential );
return VLC_SUCCESS;
disconnect:
Disconnect( p_access );
error:
vlc_credential_clean( &credential );
vlc_UrlClean( &p_sys->url );
if( p_sys->b_proxy )
vlc_UrlClean( &p_sys->proxy );
free( p_sys->psz_proxy_passbuf );
free( p_sys->psz_mime );
free( p_sys->psz_location );
free( p_sys->psz_user_agent );
free( p_sys->psz_referrer );
free( p_sys->psz_username );
free( p_sys->psz_password );
return ret;
}
/*****************************************************************************
* Close:
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
stream_t *p_access = (stream_t*)p_this;
access_sys_t *p_sys = p_access->p_sys;
vlc_UrlClean( &p_sys->url );
if( p_sys->b_proxy )
vlc_UrlClean( &p_sys->proxy );
free( p_sys->psz_mime );
free( p_sys->psz_location );
free( p_sys->psz_icy_name );
free( p_sys->psz_icy_genre );
free( p_sys->psz_icy_title );
free( p_sys->psz_user_agent );
free( p_sys->psz_referrer );
free( p_sys->psz_username );
free( p_sys->psz_password );
Disconnect( p_access );
}
/* Read data from the socket */
static int ReadData( stream_t *p_access, int *pi_read,
void *p_buffer, size_t i_len )
{
access_sys_t *p_sys = p_access->p_sys;
*pi_read = vlc_tls_Read(p_sys->stream, p_buffer, i_len, false);
if( *pi_read < 0 && errno != EINTR && errno != EAGAIN )
return VLC_EGENERIC;
return VLC_SUCCESS;
}
/*****************************************************************************
* Read: Read up to i_len bytes from the http connection and place in
* p_buffer. Return the actual number of bytes read
*****************************************************************************/
static int ReadICYMeta( stream_t *p_access );
static ssize_t Read( stream_t *p_access, void *p_buffer, size_t i_len )
{
access_sys_t *p_sys = p_access->p_sys;
if (p_sys->stream == NULL)
return 0;
int i_chunk = i_len;
if( p_sys->i_icy_meta > 0 )
{
if( UINT64_MAX - i_chunk < p_sys->offset )
i_chunk = UINT64_MAX - p_sys->offset;
if( p_sys->offset + i_chunk > p_sys->i_icy_offset )
i_chunk = p_sys->i_icy_offset - p_sys->offset;
}
int i_read = 0;
if( ReadData( p_access, &i_read, (uint8_t*)p_buffer, i_chunk ) )
return 0;
if( i_read < 0 )
return -1; /* EINTR / EAGAIN */
if( i_read == 0 )
{
Disconnect( p_access );
if( p_sys->b_reconnect )
{
msg_Dbg( p_access, "got disconnected, trying to reconnect" );
if( Connect( p_access ) )
msg_Dbg( p_access, "reconnection failed" );
else
return -1;
}
return 0;
}
assert( i_read >= 0 );
p_sys->offset += i_read;
if( p_sys->i_icy_meta > 0 &&
p_sys->offset == p_sys->i_icy_offset )
{
if( ReadICYMeta( p_access ) )
return 0;
p_sys->i_icy_offset = p_sys->offset + p_sys->i_icy_meta;
}
return i_read;
}
static int ReadICYMeta( stream_t *p_access )
{
access_sys_t *p_sys = p_access->p_sys;
uint8_t buffer;
char *p, *psz_meta;
int i_read;
/* Read meta data length */
if( ReadData( p_access, &i_read, &buffer, 1 ) )
return VLC_EGENERIC;
if( i_read != 1 )
return VLC_EGENERIC;
const int i_size = buffer << 4;
/* msg_Dbg( p_access, "ICY meta size=%u", i_size); */
psz_meta = malloc( i_size + 1 );
for( i_read = 0; i_read < i_size; )
{
int i_tmp;
if( ReadData( p_access, &i_tmp, (uint8_t *)&psz_meta[i_read], i_size - i_read ) || i_tmp <= 0 )
{
free( psz_meta );
return VLC_EGENERIC;
}
i_read += i_tmp;
}
psz_meta[i_read] = '\0'; /* Just in case */
/* msg_Dbg( p_access, "icy-meta=%s", psz_meta ); */
/* Now parse the meta */
/* Look for StreamTitle= */
p = strcasestr( (char *)psz_meta, "StreamTitle=" );
if( p )
{
p += strlen( "StreamTitle=" );
if( *p == '\'' || *p == '"' )
{
char closing[] = { p[0], ';', '\0' };
char *psz = strstr( &p[1], closing );
if( !psz )
psz = strchr( &p[1], ';' );
if( psz ) *psz = '\0';
p++;
}
else
{
char *psz = strchr( p, ';' );
if( psz ) *psz = '\0';
}
if( !p_sys->psz_icy_title ||
strcmp( p_sys->psz_icy_title, p ) )
{
free( p_sys->psz_icy_title );
char *psz_tmp = strdup( p );
p_sys->psz_icy_title = EnsureUTF8( psz_tmp );
if( !p_sys->psz_icy_title )
free( psz_tmp );
msg_Dbg( p_access, "New Icy-Title=%s", p_sys->psz_icy_title );
if( p_access->p_input_item )
input_item_SetMeta( p_access->p_input_item, vlc_meta_NowPlaying,
p_sys->psz_icy_title );
}
}
free( psz_meta );
return VLC_SUCCESS;
}
/*****************************************************************************
* Seek: close and re-open a connection at the right place
*****************************************************************************/
static int Seek( stream_t *p_access, uint64_t i_pos )
{
(void) p_access; (void) i_pos;
return VLC_EGENERIC;
}
/*****************************************************************************
* Control:
*****************************************************************************/
static int Control( stream_t *p_access, int i_query, va_list args )
{
access_sys_t *p_sys = p_access->p_sys;
bool *pb_bool;
switch( i_query )
{
/* */
case STREAM_CAN_SEEK:
case STREAM_CAN_FASTSEEK:
pb_bool = va_arg( args, bool* );
*pb_bool = false;
break;
case STREAM_CAN_PAUSE:
case STREAM_CAN_CONTROL_PACE:
pb_bool = va_arg( args, bool* );
*pb_bool = true;
break;
/* */
case STREAM_GET_PTS_DELAY:
*va_arg( args, vlc_tick_t * ) =
VLC_TICK_FROM_MS(var_InheritInteger( p_access, "network-caching" ));
break;
case STREAM_GET_SIZE:
if( !p_sys->b_has_size )
return VLC_EGENERIC;
*va_arg( args, uint64_t*) = p_sys->size;
break;
/* */
case STREAM_SET_PAUSE_STATE:
break;
case STREAM_GET_CONTENT_TYPE:
{
char **type = va_arg( args, char ** );
if( p_sys->b_icecast && p_sys->psz_mime == NULL )
*type = strdup( "audio/mpeg" );
else if( !strcasecmp( p_access->psz_name, "itpc" ) )
*type = strdup( "application/rss+xml" );
else if( !strcasecmp( p_access->psz_name, "unsv" ) &&
p_sys->psz_mime != NULL &&
!strcasecmp( p_sys->psz_mime, "misc/ultravox" ) )
/* Grrrr! detect ultravox server and force NSV demuxer */
*type = strdup( "video/nsa" );
else if( p_sys->psz_mime )
*type = strdup( p_sys->psz_mime );
else
return VLC_EGENERIC;
break;
}
default:
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
/*****************************************************************************
* Connect:
*****************************************************************************/
static int Connect( stream_t *p_access )
{
access_sys_t *p_sys = p_access->p_sys;
vlc_url_t srv = p_sys->b_proxy ? p_sys->proxy : p_sys->url;
ssize_t val;
/* Clean info */
free( p_sys->psz_location );
free( p_sys->psz_mime );
free( p_sys->psz_icy_genre );
free( p_sys->psz_icy_name );
free( p_sys->psz_icy_title );
vlc_http_auth_Init( &p_sys->auth );
vlc_http_auth_Init( &p_sys->proxy_auth );
p_sys->psz_location = NULL;
p_sys->psz_mime = 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->b_has_size = false;
p_sys->offset = 0;
p_sys->size = 0;
struct vlc_memstream stream;
vlc_memstream_open(&stream);
vlc_memstream_puts(&stream, "GET ");
if( p_sys->b_proxy )
vlc_memstream_printf( &stream, "http://%s:%d",
p_sys->url.psz_host, p_sys->url.i_port );
if( p_sys->url.psz_path == NULL || p_sys->url.psz_path[0] == '\0' )
vlc_memstream_putc( &stream, '/' );
else
vlc_memstream_puts( &stream, p_sys->url.psz_path );
if( p_sys->url.psz_option != NULL )
vlc_memstream_printf( &stream, "?%s", p_sys->url.psz_option );
vlc_memstream_puts( &stream, " HTTP/1.0\r\n" );
vlc_memstream_printf( &stream, "Host: %s", p_sys->url.psz_host );
if( p_sys->url.i_port != 80 )
vlc_memstream_printf( &stream, ":%d", p_sys->url.i_port );
vlc_memstream_puts( &stream, "\r\n" );
/* User Agent */
vlc_memstream_printf( &stream, "User-Agent: %s\r\n",
p_sys->psz_user_agent );
/* Referrer */
if (p_sys->psz_referrer)
vlc_memstream_printf( &stream, "Referer: %s\r\n",
p_sys->psz_referrer );
/* Authentication */
if( p_sys->url.psz_username != NULL && p_sys->url.psz_password != NULL )
{
char *auth;
auth = vlc_http_auth_FormatAuthorizationHeader( VLC_OBJECT(p_access),
&p_sys->auth, "GET", p_sys->url.psz_path,
p_sys->url.psz_username, p_sys->url.psz_password );
if( auth != NULL )
vlc_memstream_printf( &stream, "Authorization: %s\r\n", auth );
free( auth );
}
/* Proxy Authentication */
if( p_sys->b_proxy && p_sys->proxy.psz_username != NULL
&& p_sys->proxy.psz_password != NULL )
{
char *auth;
auth = vlc_http_auth_FormatAuthorizationHeader( VLC_OBJECT(p_access),
&p_sys->proxy_auth, "GET", p_sys->url.psz_path,
p_sys->proxy.psz_username, p_sys->proxy.psz_password );
if( auth != NULL )
vlc_memstream_printf( &stream, "Proxy-Authorization: %s\r\n",
auth );
free( auth );
}
/* ICY meta data request */
vlc_memstream_puts( &stream, "Icy-MetaData: 1\r\n" );
vlc_memstream_puts( &stream, "\r\n" );
if( vlc_memstream_close( &stream ) )
return -1;
/* Open connection */
assert(p_sys->stream == NULL); /* No open sockets (leaking fds is BAD) */
p_sys->stream = vlc_tls_SocketOpenTCP(VLC_OBJECT(p_access),
srv.psz_host, srv.i_port);
if (p_sys->stream == NULL)
{
msg_Err( p_access, "cannot connect to %s:%d", srv.psz_host, srv.i_port );
free( stream.ptr );
return -1;
}
msg_Dbg( p_access, "sending request:\n%s", stream.ptr );
val = vlc_tls_Write(p_sys->stream, stream.ptr, stream.length);
free( stream.ptr );
if( val < (ssize_t)stream.length )
{
msg_Err( p_access, "failed to send request" );
Disconnect( p_access );
return -2;
}
/* Read Answer */
char *psz = vlc_tls_GetLine(p_sys->stream);
if( psz == NULL )
{
msg_Err( p_access, "failed to read answer" );
goto error;
}
if( !strncmp( psz, "HTTP/1.", 7 ) )
{
p_sys->i_code = atoi( &psz[9] );
msg_Dbg( p_access, "HTTP answer code %d", p_sys->i_code );
}
else if( !strncmp( psz, "ICY", 3 ) )
{
p_sys->i_code = atoi( &psz[4] );
msg_Dbg( p_access, "ICY answer code %d", p_sys->i_code );
p_sys->b_icecast = true;
p_sys->b_reconnect = true;
}
else
{
msg_Err( p_access, "invalid HTTP reply '%s'", psz );
free( psz );
goto error;
}
/* Authentication error - We'll have to display the dialog */
if( p_sys->i_code == 401 )
{
}
/* Other fatal error */
else if( p_sys->i_code >= 400 )
{
msg_Err( p_access, "error: %s", psz );
free( psz );
goto error;
}
free( psz );
for( ;; )
{
char *p, *p_trailing;
psz = vlc_tls_GetLine(p_sys->stream);
if( psz == NULL )
{
msg_Err( p_access, "failed to read answer" );
goto error;
}
/* msg_Dbg( p_input, "Line=%s", psz ); */
if( *psz == '\0' )
{
free( psz );
break;
}
if( ( p = strchr( psz, ':' ) ) == NULL )
{
msg_Err( p_access, "malformed header line: %s", psz );
free( psz );
goto error;
}
*p++ = '\0';
p += strspn( p, " \t" );
/* trim trailing white space */
p_trailing = p + strlen( p );
if( p_trailing > p )
{
p_trailing--;
while( ( *p_trailing == ' ' || *p_trailing == '\t' ) && p_trailing > p )
{
*p_trailing = '\0';
p_trailing--;
}
}
if( !strcasecmp( psz, "Content-Length" ) )
{
uint64_t i_size = (uint64_t)atoll( p );
if(i_size > p_sys->size) {
p_sys->b_has_size = true;
p_sys->size = i_size;
}
}
else if( !strcasecmp( psz, "Location" ) )
{
char * psz_new_loc;
/* This does not follow RFC 2068, but yet if the url is not absolute,
* handle it as everyone does. */
if( p[0] == '/' )
{
if( p_sys->url.i_port == 80 )
{
if( asprintf(&psz_new_loc, "http://%s%s",
p_sys->url.psz_host, p) < 0 )
goto error;
}
else
{
if( asprintf(&psz_new_loc, "http://%s:%d%s",
p_sys->url.psz_host, p_sys->url.i_port, p) < 0 )
goto error;
}
}
else
{
psz_new_loc = strdup( p );
}
free( p_sys->psz_location );
p_sys->psz_location = psz_new_loc;
}
else if( !strcasecmp( psz, "Content-Type" ) )
{
free( p_sys->psz_mime );
p_sys->psz_mime = strdup( p );
msg_Dbg( p_access, "Content-Type: %s", p_sys->psz_mime );
}
else if( !strcasecmp( psz, "Content-Encoding" ) )
{
msg_Dbg( p_access, "Content-Encoding: %s", p );
}
else if( !strcasecmp( psz, "Server" ) )
{
msg_Dbg( p_access, "Server: %s", p );
if( !strncasecmp( p, "Icecast", 7 ) ||
!strncasecmp( p, "Nanocaster", 10 ) )
{
/* Remember if this is Icecast
* we need to force demux in this case without breaking
* autodetection */
/* Let live 365 streams (nanocaster) piggyback on the icecast
* routine. They look very similar */
p_sys->b_reconnect = true;
p_sys->b_icecast = true;
}
}
else if( !strcasecmp( psz, "Icy-MetaInt" ) )
{
msg_Dbg( p_access, "Icy-MetaInt: %s", p );
p_sys->i_icy_meta = atoi( p );
if( p_sys->i_icy_meta < 0 )
p_sys->i_icy_meta = 0;
if( p_sys->i_icy_meta > 1 )
{
p_sys->i_icy_offset = p_sys->i_icy_meta;
p_sys->b_icecast = true;
}
msg_Warn( p_access, "ICY metaint=%d", p_sys->i_icy_meta );
}
else if( !strcasecmp( psz, "Icy-Name" ) )
{
free( p_sys->psz_icy_name );
char *psz_tmp = strdup( p );
p_sys->psz_icy_name = EnsureUTF8( psz_tmp );
if( !p_sys->psz_icy_name )
free( psz_tmp );
else
vlc_xml_decode( p_sys->psz_icy_name );
msg_Dbg( p_access, "Icy-Name: %s", p_sys->psz_icy_name );
if ( p_access->p_input_item )
input_item_SetMeta( p_access->p_input_item, vlc_meta_Title,
p_sys->psz_icy_name );
p_sys->b_icecast = true; /* be on the safeside. set it here as well. */
p_sys->b_reconnect = true;
}
else if( !strcasecmp( psz, "Icy-Genre" ) )
{
free( p_sys->psz_icy_genre );
char *psz_tmp = strdup( p );
p_sys->psz_icy_genre = EnsureUTF8( psz_tmp );
if( !p_sys->psz_icy_genre )
free( psz_tmp );
else
vlc_xml_decode( p_sys->psz_icy_genre );
msg_Dbg( p_access, "Icy-Genre: %s", p_sys->psz_icy_genre );
if( p_access->p_input_item )
input_item_SetMeta( p_access->p_input_item, vlc_meta_Genre,
p_sys->psz_icy_genre );
}
else if( !strncasecmp( psz, "Icy-Notice", 10 ) )
{
msg_Dbg( p_access, "Icy-Notice: %s", p );
}
else if( !strncasecmp( psz, "icy-", 4 ) ||
!strncasecmp( psz, "ice-", 4 ) ||
!strncasecmp( psz, "x-audiocast", 11 ) )
{
msg_Dbg( p_access, "Meta-Info: %s: %s", psz, p );
}
else if( !strcasecmp( psz, "www-authenticate" ) )
{
msg_Dbg( p_access, "Authentication header: %s", p );
vlc_http_auth_ParseWwwAuthenticateHeader( VLC_OBJECT(p_access),
&p_sys->auth, p );
}
else if( !strcasecmp( psz, "proxy-authenticate" ) )
{
msg_Dbg( p_access, "Proxy authentication header: %s", p );
vlc_http_auth_ParseWwwAuthenticateHeader( VLC_OBJECT(p_access),
&p_sys->proxy_auth, p );
}
else if( !strcasecmp( psz, "authentication-info" ) )
{
msg_Dbg( p_access, "Authentication Info header: %s", p );
if( AuthCheckReply( p_access, p, &p_sys->url, &p_sys->auth ) )
goto error;
}
else if( !strcasecmp( psz, "proxy-authentication-info" ) )
{
msg_Dbg( p_access, "Proxy Authentication Info header: %s", p );
if( AuthCheckReply( p_access, p, &p_sys->proxy, &p_sys->proxy_auth ) )
goto error;
}
free( psz );
}
return 0;
error:
Disconnect( p_access );
return -2;
}
/*****************************************************************************
* Disconnect:
*****************************************************************************/
static void Disconnect( stream_t *p_access )
{
access_sys_t *p_sys = p_access->p_sys;
if (p_sys->stream != NULL)
vlc_tls_Close(p_sys->stream);
p_sys->stream = NULL;
vlc_http_auth_Deinit( &p_sys->auth );
vlc_http_auth_Deinit( &p_sys->proxy_auth );
}
/*****************************************************************************
* HTTP authentication
*****************************************************************************/
static int AuthCheckReply( stream_t *p_access, const char *psz_header,
vlc_url_t *p_url, vlc_http_auth_t *p_auth )
{
return
vlc_http_auth_ParseAuthenticationInfoHeader( VLC_OBJECT(p_access),
p_auth,
psz_header, "",
p_url->psz_path,
p_url->psz_username,
p_url->psz_password );
}
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