示例#1
0
文件: vlc.c 项目: banketree/faplayer
/** Replacement for luaL_dofile, using VLC's input capabilities */
int vlclua_dofile( vlc_object_t *p_this, lua_State *L, const char *uri )
{
    if( !strstr( uri, "://" ) )
        return luaL_dofile( L, uri );
    if( !strncasecmp( uri, "file://", 7 ) )
        return luaL_dofile( L, uri + 7 );
    stream_t *s = stream_UrlNew( p_this, uri );
    if( !s )
    {
        return 1;
    }
    int64_t i_size = stream_Size( s );
    char *p_buffer = ( i_size > 0 ) ? malloc( i_size ) : NULL;
    if( !p_buffer )
    {
        // FIXME: read the whole stream until we reach the end (if no size)
        stream_Delete( s );
        return 1;
    }
    int64_t i_read = stream_Read( s, p_buffer, (int) i_size );
    int i_ret = ( i_read == i_size ) ? 0 : 1;
    if( !i_ret )
        i_ret = luaL_loadbuffer( L, p_buffer, (size_t) i_size, uri );
    if( !i_ret )
        i_ret = lua_pcall( L, 0, LUA_MULTRET, 0 );
    stream_Delete( s );
    free( p_buffer );
    return i_ret;
}
示例#2
0
文件: stream.c 项目: CSRedRat/vlc
static int vlclua_stream_new( lua_State *L )
{
    vlc_object_t * p_this = vlclua_get_this( L );
    const char * psz_url = luaL_checkstring( L, 1 );
    stream_t *p_stream = stream_UrlNew( p_this, psz_url );
    return vlclua_stream_new_inner( L, p_stream );
}
示例#3
0
文件: access.c 项目: Ackhuman/vlc
static int Seek(access_t *access, uint64_t position)
{
    access_sys_t *sys = access->p_sys;
    const rar_file_t *file = sys->file;

    if (position > file->real_size)
        position = file->real_size;

    /* Search the chunk */
    const rar_file_chunk_t *old_chunk = sys->chunk;
    for (int i = 0; i < file->chunk_count; i++) {
        sys->chunk = file->chunk[i];
        if (position < sys->chunk->cummulated_size + sys->chunk->size)
            break;
    }
    access->info.i_pos = position;
    access->info.b_eof = false;

    const uint64_t offset = sys->chunk->offset +
                            (position - sys->chunk->cummulated_size);

    if (strcmp(old_chunk->mrl, sys->chunk->mrl)) {
        if (sys->s)
            stream_Delete(sys->s);
        sys->s = stream_UrlNew(access, sys->chunk->mrl);
    }
    return sys->s ? stream_Seek(sys->s, offset) : VLC_EGENERIC;
}
示例#4
0
static int Find( addons_finder_t *p_finder )
{
    bool b_done = false;

    while ( !b_done )
    {
        char *psz_uri = NULL;

        if ( ! asprintf( &psz_uri, ADDONS_REPO_SCHEMEHOST"/xml" ) ) return VLC_ENOMEM;
        b_done = true;

        stream_t *p_stream = stream_UrlNew( p_finder, psz_uri );
        free( psz_uri );
        if ( !p_stream ) return VLC_EGENERIC;

        if ( ! ParseCategoriesInfo( p_finder, p_stream ) )
        {
            /* no more entries have been read: was last page or error */
            b_done = true;
        }

        stream_Delete( p_stream );
    }

    return VLC_SUCCESS;
}
示例#5
0
文件: android.c 项目: 0xheart0/vlc
static int Android_ParseSystemFonts( filter_t *p_filter, const char *psz_path )
{
    int i_ret = VLC_SUCCESS;
    stream_t *p_stream = stream_UrlNew( p_filter, psz_path );

    if( !p_stream )
        return VLC_EGENERIC;

    xml_reader_t *p_xml = xml_ReaderCreate( p_filter, p_stream );

    if( !p_xml )
    {
        stream_Delete( p_stream );
        return VLC_EGENERIC;
    }

    const char *p_node;
    int i_type;
    while( ( i_type = xml_ReaderNextNode( p_xml, &p_node ) ) > 0 )
    {
        if( i_type == XML_READER_STARTELEM && !strcasecmp( "family", p_node ) )
        {
            if( ( i_ret = Android_ParseFamily( p_filter, p_xml ) ) )
                break;
        }
    }

    xml_ReaderDelete( p_xml );
    stream_Delete( p_stream );
    return i_ret;
}
示例#6
0
文件: xmlparser.cpp 项目: Adatan/vlc
XMLParser::XMLParser( intf_thread_t *pIntf, const string &rFileName )
    : SkinObject( pIntf ), m_pXML( NULL ), m_pReader( NULL ), m_pStream( NULL )
{
    m_pXML = xml_Create( pIntf );
    if( !m_pXML )
    {
        msg_Err( getIntf(), "cannot initialize xml" );
        return;
    }

    LoadCatalog();

    char *psz_uri = vlc_path2uri( rFileName.c_str(), NULL );
    m_pStream = stream_UrlNew( pIntf, psz_uri );
    free( psz_uri );
    if( !m_pStream )
    {
        msg_Err( getIntf(), "failed to open %s for reading",
                 rFileName.c_str() );
        return;
    }

    m_pReader = xml_ReaderCreate( m_pXML, m_pStream );
    if( !m_pReader )
    {
        msg_Err( getIntf(), "failed to open %s for parsing",
                 rFileName.c_str() );
        return;
    }

    xml_ReaderUseDTD( m_pReader );
}
示例#7
0
文件: access.c 项目: Ackhuman/vlc
static int Open(vlc_object_t *object)
{
    access_t *access = (access_t*)object;

    if (!strchr(access->psz_location, '|'))
        return VLC_EGENERIC;

    char *base = strdup(access->psz_location);
    if (!base)
        return VLC_EGENERIC;
    char *name = strchr(base, '|');
    *name++ = '\0';
    decode_URI(base);

    stream_t *s = stream_UrlNew(access, base);
    if (!s)
        goto error;
    int count;
    rar_file_t **files;
    if (RarProbe(s) || RarParse(s, &count, &files) || count <= 0)
        goto error;
    rar_file_t *file = NULL;
    for (int i = 0; i < count; i++) {
        if (!file && !strcmp(files[i]->name, name))
            file = files[i];
        else
            RarFileDelete(files[i]);
    }
    free(files);
    if (!file)
        goto error;

    access_sys_t *sys = access->p_sys = malloc(sizeof(*sys));
    sys->s    = s;
    sys->file = file;

    access->pf_read    = Read;
    access->pf_block   = NULL;
    access->pf_control = Control;
    access->pf_seek    = Seek;

    access_InitFields(access);
    access->info.i_size = file->size;

    rar_file_chunk_t dummy = {
        .mrl = base,
    };
    sys->chunk = &dummy;
    Seek(access, 0);

    free(base);
    return VLC_SUCCESS;

error:
    if (s)
        stream_Delete(s);
    free(base);
    return VLC_EGENERIC;
}
示例#8
0
文件: access.c 项目: 9034725985/vlc
static int SwitchCallback(struct archive *p_archive, void *p_object, void *p_object2)
{
    VLC_UNUSED(p_archive);
    callback_data_t *p_data = (callback_data_t *) p_object;
    callback_data_t *p_nextdata = (callback_data_t *) p_object2;
    access_sys_t *p_sys = p_data->p_access->p_sys;

    msg_Dbg(p_data->p_access, "opening next volume %s", p_nextdata->psz_uri);
    stream_Delete(p_sys->p_stream);
    p_sys->p_stream = stream_UrlNew(p_nextdata->p_access, p_nextdata->psz_uri);
    return p_sys->p_stream ? ARCHIVE_OK : ARCHIVE_FATAL;
}
示例#9
0
static int InstallFile( addons_storage_t *p_this, const char *psz_downloadlink,
                        const char *psz_dest )
{
    stream_t *p_stream;
    FILE *p_destfile;
    char buffer[1<<10];
    int i_read = 0;

    p_stream = stream_UrlNew( p_this, psz_downloadlink );
    if( !p_stream )
    {
        msg_Err( p_this, "Failed to access Addon download url %s", psz_downloadlink );
        return VLC_EGENERIC;
    }

    char *psz_path = strdup( psz_dest );
    if ( !psz_path )
    {
        stream_Delete( p_stream );
        return VLC_ENOMEM;
    }
    char *psz_buf = strrchr( psz_path, DIR_SEP_CHAR );
    if( psz_buf )
    {
        *++psz_buf = '\0';
        /* ensure directory exists */
        if( !EMPTY_STR( psz_path ) ) recursive_mkdir( VLC_OBJECT(p_this), psz_path );
        free( psz_path );
    }

    p_destfile = vlc_fopen( psz_dest, "w" );
    if( !p_destfile )
    {
        msg_Err( p_this, "Failed to open Addon storage file %s", psz_dest );
        stream_Delete( p_stream );
        return VLC_EGENERIC;
    }

    while ( ( i_read = stream_Read( p_stream, &buffer, 1<<10 ) ) > 0 )
    {
        if ( fwrite( &buffer, i_read, 1, p_destfile ) < 1 )
        {
            msg_Err( p_this, "Failed to write to Addon file" );
            fclose( p_destfile );
            stream_Delete( p_stream );
            return VLC_EGENERIC;
        }
    }

    fclose( p_destfile );
    stream_Delete( p_stream );
    return VLC_SUCCESS;
}
示例#10
0
文件: access.c 项目: 9034725985/vlc
static int OpenCallback(struct archive *p_archive, void *p_object)
{
    VLC_UNUSED(p_archive);
    callback_data_t *p_data = (callback_data_t *) p_object;
    access_sys_t *p_sys = p_data->p_access->p_sys;

    p_sys->p_stream = stream_UrlNew( p_data->p_access, p_data->psz_uri );
    if(!p_sys->p_stream)
        return ARCHIVE_FATAL;

    /* Seek callback must only be set if calls are guaranteed to succeed */
    stream_Control(p_sys->p_stream, STREAM_CAN_SEEK, &p_sys->b_source_canseek);
    if(p_sys->b_source_canseek)
        archive_read_set_seek_callback(p_sys->p_archive, SeekCallback);

    return ARCHIVE_OK;
}
示例#11
0
文件: image.c 项目: Flameeyes/vlc
static picture_t *ImageReadUrl( image_handler_t *p_image, const char *psz_url,
                                video_format_t *p_fmt_in,
                                video_format_t *p_fmt_out )
{
    block_t *p_block;
    picture_t *p_pic;
    stream_t *p_stream = NULL;
    int i_size;

    p_stream = stream_UrlNew( p_image->p_parent, psz_url );

    if( !p_stream )
    {
        msg_Dbg( p_image->p_parent, "could not open %s for reading",
                 psz_url );
        return NULL;
    }

    i_size = stream_Size( p_stream );

    p_block = block_New( p_image->p_parent, i_size );

    stream_Read( p_stream, p_block->p_buffer, i_size );

    if( !p_fmt_in->i_chroma )
    {
        char *psz_mime = NULL;
        stream_Control( p_stream, STREAM_GET_CONTENT_TYPE, &psz_mime );
        if( psz_mime )
            p_fmt_in->i_chroma = image_Mime2Fourcc( psz_mime );
        free( psz_mime );
    }
    stream_Delete( p_stream );

    if( !p_fmt_in->i_chroma )
    {
        /* Try to guess format from file name */
        p_fmt_in->i_chroma = image_Ext2Fourcc( psz_url );
    }

    p_pic = ImageRead( p_image, p_block, p_fmt_in, p_fmt_out );

    return p_pic;
}
示例#12
0
文件: stream.c 项目: 743848887/vlc
static struct reader *
stream_open( const char *psz_url )
{
    libvlc_instance_t *p_vlc;
    struct reader *p_reader;
    const char * argv[] = {
        "-v",
        "--ignore-config",
        "-I",
        "dummy",
        "--no-media-library",
        "--vout=dummy",
        "--aout=dummy",
    };

    p_reader = calloc( 1, sizeof(struct reader) );
    assert( p_reader );

    p_vlc = libvlc_new( sizeof(argv) / sizeof(argv[0]), argv );
    assert( p_vlc != NULL );

    p_reader->u.s = stream_UrlNew( p_vlc->p_libvlc_int, psz_url );
    if( !p_reader->u.s )
    {
        libvlc_release( p_vlc );
        free( p_reader );
        return NULL;
    }
    p_reader->pf_close = stream_close;
    p_reader->pf_getsize = stream_getsize;
    p_reader->pf_read = stream_read;
    p_reader->pf_peek = stream_peek;
    p_reader->pf_tell = stream_tell;
    p_reader->pf_seek = stream_seek;
    p_reader->p_data = p_vlc;
    p_reader->psz_name = "stream";
    return p_reader;
}
示例#13
0
static int FindDesignated( addons_finder_t *p_finder )
{
    char *psz_manifest;
    const char *psz_path = p_finder->psz_uri + 7; // remove scheme

    if ( asprintf( &psz_manifest, "unzip://%s!/manifest.xml",
                   psz_path ) < 1 )
        return VLC_ENOMEM;

    stream_t *p_stream = stream_UrlNew( p_finder, psz_manifest );
    free( psz_manifest );
    if ( !p_stream ) return VLC_EGENERIC;

    if ( ParseCategoriesInfo( p_finder, p_stream ) )
    {
        /* Do archive uri fixup */
        FOREACH_ARRAY( addon_entry_t *p_entry, p_finder->entries )
        if ( likely( !p_entry->psz_archive_uri ) )
                p_entry->psz_archive_uri = strdup( p_finder->psz_uri );
        FOREACH_END()
    }
    else
    {
示例#14
0
文件: rar.c 项目: Flameeyes/vlc
int RarParse(stream_t *s, int *count, rar_file_t ***file)
{
    *count = 0;
    *file = NULL;

    const rar_pattern_t *pattern = FindVolumePattern(s->psz_path);
    int volume_offset = 0;

    char *volume_mrl;
    if (asprintf(&volume_mrl, "%s://%s",
                 s->psz_access, s->psz_path) < 0)
        return VLC_EGENERIC;

    stream_t *vol = s;
    for (;;) {
        /* Skip marker & archive */
        if (IgnoreBlock(vol, RAR_BLOCK_MARKER) ||
            IgnoreBlock(vol, RAR_BLOCK_ARCHIVE)) {
            if (vol != s)
                stream_Delete(vol);
            free(volume_mrl);
            return VLC_EGENERIC;
        }

        /* */
        bool has_next = false;
        for (;;) {
            rar_block_t bk;
            int ret;

            if (PeekBlock(vol, &bk))
                break;

            switch(bk.type) {
            case RAR_BLOCK_END:
                ret = SkipEnd(vol, &bk);
                has_next = ret && (bk.flags & RAR_BLOCK_END_HAS_NEXT);
                break;
            case RAR_BLOCK_FILE:
                ret = SkipFile(vol, count, file, &bk, volume_mrl);
                break;
            default:
                ret = SkipBlock(vol, &bk);
                break;
            }
            if (ret)
                break;
        }
        if (vol != s)
            stream_Delete(vol);

        if (!has_next || !pattern ||
            (*count > 0 && !(*file)[*count -1]->is_complete)) {
            free(volume_mrl);
            return VLC_SUCCESS;
        }

        /* Open next volume */
        const int volume_index = pattern->start + volume_offset++;
        if (volume_index > pattern->stop) {
            free(volume_mrl);
            return VLC_SUCCESS;
        }

        char *volume_base;
        if (asprintf(&volume_base, "%s://%.*s",
                     s->psz_access,
                     (int)(strlen(s->psz_path) - strlen(pattern->match)), s->psz_path) < 0) {
            free(volume_mrl);
            return VLC_SUCCESS;
        }

        free(volume_mrl);
        if (asprintf(&volume_mrl, pattern->format, volume_base, volume_index) < 0)
            volume_mrl = NULL;
        free(volume_base);

        if (!volume_mrl)
            return VLC_SUCCESS;
        vol = stream_UrlNew(s, volume_mrl);

        if (!vol) {
            free(volume_mrl);
            return VLC_SUCCESS;
        }
    }
}
示例#15
0
static int Retrieve( addons_finder_t *p_finder, addon_entry_t *p_entry )
{
    if ( !p_entry->psz_archive_uri )
        return VLC_EGENERIC;

    /* get archive and parse manifest */
    stream_t *p_stream;

    if ( p_entry->psz_archive_uri[0] == '/' )
    {
        /* Relative path */
        char *psz_uri;
        if ( ! asprintf( &psz_uri, ADDONS_REPO_SCHEMEHOST"%s", p_entry->psz_archive_uri ) )
            return VLC_ENOMEM;
        p_stream = stream_UrlNew( p_finder, psz_uri );
        free( psz_uri );
    }
    else
    {
        p_stream = stream_UrlNew( p_finder, p_entry->psz_archive_uri );
    }

    msg_Dbg( p_finder, "downloading archive %s", p_entry->psz_archive_uri );
    if ( !p_stream ) return VLC_EGENERIC;

    /* In case of pf_ reuse */
    if ( p_finder->p_sys->psz_tempfile )
    {
        vlc_unlink( p_finder->p_sys->psz_tempfile );
        FREENULL( p_finder->p_sys->psz_tempfile );
    }

    p_finder->p_sys->psz_tempfile = tempnam( NULL, "vlp" );
    if ( !p_finder->p_sys->psz_tempfile )
    {
        msg_Err( p_finder, "Can't create temp storage file" );
        stream_Delete( p_stream );
        return VLC_EGENERIC;
    }

    FILE *p_destfile = vlc_fopen( p_finder->p_sys->psz_tempfile, "w" );
    if( !p_destfile )
    {
        msg_Err( p_finder, "Failed to open addon temp storage file" );
        FREENULL(p_finder->p_sys->psz_tempfile);
        stream_Delete( p_stream );
        return VLC_EGENERIC;
    }

    char buffer[1<<10];
    int i_read = 0;
    while ( ( i_read = stream_Read( p_stream, &buffer, 1<<10 ) ) )
    {
        if ( fwrite( &buffer, i_read, 1, p_destfile ) < 1 )
        {
            msg_Err( p_finder, "Failed to write to Addon file" );
            fclose( p_destfile );
            stream_Delete( p_stream );
            return VLC_EGENERIC;
        }
    }
    fclose( p_destfile );
    stream_Delete( p_stream );

    msg_Dbg( p_finder, "Reading manifest from %s", p_finder->p_sys->psz_tempfile );

    char *psz_manifest;
    if ( asprintf( &psz_manifest, "unzip://%s!/manifest.xml",
                   p_finder->p_sys->psz_tempfile ) < 1 )
        return VLC_ENOMEM;

    p_stream = stream_UrlNew( p_finder, psz_manifest );
    free( psz_manifest );

    int i_ret = ( ParseManifest( p_finder, p_entry,
                                 p_finder->p_sys->psz_tempfile, p_stream ) > 0 )
                    ? VLC_SUCCESS : VLC_EGENERIC;

    stream_Delete( p_stream );

    return i_ret;
}
示例#16
0
/****************************************************************************
 * FetchRSS (or Atom) feeds
 ***************************************************************************/
static rss_feed_t* FetchRSS( filter_t *p_filter )
{
    filter_sys_t *p_sys = p_filter->p_sys;

    stream_t *p_stream;
    xml_t *p_xml;
    xml_reader_t *p_xml_reader;
    int i_feed;

    /* These data are not modified after the creation of the module so we don't
       need to hold the lock */
    int i_feeds = p_sys->i_feeds;
    bool b_images = p_sys->b_images;

    /* Allocate a new structure */
    rss_feed_t *p_feeds = (rss_feed_t *)malloc( i_feeds * sizeof( rss_feed_t ) );			// sunqueen modify
    if( !p_feeds )
        return NULL;

    p_xml = xml_Create( p_filter );
    if( !p_xml )
    {
        msg_Err( p_filter, "Failed to open XML parser" );
        free( p_feeds );
        return NULL;
    }

    /* Fetch all feeds and parse them */
    for( i_feed = 0; i_feed < i_feeds; i_feed++ )
    {
        rss_feed_t *p_feed = p_feeds + i_feed;
        rss_feed_t *p_old_feed = p_sys->p_feeds + i_feed;

        /* Initialize the structure */
        p_feed->psz_title = NULL;
        p_feed->psz_description = NULL;
        p_feed->psz_link = NULL;
        p_feed->psz_image = NULL;
        p_feed->p_pic = NULL;
        p_feed->i_items = 0;
        p_feed->p_items = NULL;

        p_feed->psz_url = strdup( p_old_feed->psz_url );

        /* Fetch the feed */
        msg_Dbg( p_filter, "opening %s RSS/Atom feed ...", p_feed->psz_url );

        p_stream = stream_UrlNew( p_filter, p_feed->psz_url );
        if( !p_stream )
        {
            msg_Err( p_filter, "Failed to open %s for reading", p_feed->psz_url );
            p_xml_reader = NULL;
            goto error;
        }

        p_xml_reader = xml_ReaderCreate( p_xml, p_stream );
        if( !p_xml_reader )
        {
            msg_Err( p_filter, "Failed to open %s for parsing", p_feed->psz_url );
            goto error;
        }

        /* Parse the feed */
        if( !ParseFeed( p_filter, p_xml_reader, p_feed ) )
            goto error;

        /* If we have a image: load it if requiere */
        if( b_images && p_feed->psz_image && !p_feed->p_pic )
        {
            p_feed->p_pic = LoadImage( p_filter, p_feed->psz_image );
        }

        msg_Dbg( p_filter, "done with %s RSS/Atom feed", p_feed->psz_url );
        xml_ReaderDelete( p_xml_reader );
        stream_Delete( p_stream );
    }

    xml_Delete( p_xml );
    return p_feeds;

error:
    FreeRSS( p_feeds, i_feed + 1 );
    if( p_xml_reader )
        xml_ReaderDelete( p_xml_reader );
    if( p_stream )
        stream_Delete( p_stream );
    if( p_xml )
        xml_Delete( p_xml );

    return NULL;
}
示例#17
0
static int LoadCatalog( addons_finder_t *p_finder )
{
    char *psz_path;
    char * psz_userdir = config_GetUserDir( VLC_DATA_DIR );
    if ( !psz_userdir ) return VLC_ENOMEM;

    if ( asprintf( &psz_path, "%s%s", psz_userdir, ADDONS_CATALOG ) < 1 )
    {
        free( psz_userdir );
        return VLC_ENOMEM;
    }
    free( psz_userdir );

    addon_entry_t *p_entry = NULL;
    const char *p_node;
    int i_current_node_type;
    int i_ret = VLC_SUCCESS;

    /* attr */
    const char *attr, *value;

    /* temp reading */
    char *psz_filename = NULL;
    int i_filetype = -1;

    struct stat stat_;
    if ( vlc_stat( psz_path, &stat_ ) )
    {
        free( psz_path );
        return VLC_EGENERIC;
    }

    char *psz_catalog_uri = vlc_path2uri( psz_path, "file" );
    free( psz_path );
    if ( !psz_catalog_uri )
        return VLC_EGENERIC;

    stream_t *p_stream = stream_UrlNew( p_finder, psz_catalog_uri );
    free( psz_catalog_uri );
    if (! p_stream ) return VLC_EGENERIC;

    xml_reader_t *p_xml_reader = xml_ReaderCreate( p_finder, p_stream );
    if( !p_xml_reader )
    {
        stream_Delete( p_stream );
        return VLC_EGENERIC;
    }

    if( xml_ReaderNextNode( p_xml_reader, &p_node ) != XML_READER_STARTELEM )
    {
        msg_Err( p_finder, "invalid catalog" );
        i_ret = VLC_EGENERIC;
        goto end;
    }

    if ( strcmp( p_node, "videolan") )
    {
        msg_Err( p_finder, "unsupported catalog data format" );
        i_ret = VLC_EGENERIC;
        goto end;
    }

    while( (i_current_node_type = xml_ReaderNextNode( p_xml_reader, &p_node )) > 0 )
    {
        switch( i_current_node_type )
        {
        case XML_READER_STARTELEM:
        {
            if ( ! strcmp( p_node, "addon" ) )
            {
                if ( p_entry ) /* ?!? Unclosed tag */
                    addon_entry_Release( p_entry );

                p_entry = addon_entry_New();
                //p_entry->psz_source_module = strdup( ADDONS_MODULE_SHORTCUT );
                p_entry->e_flags = ADDON_MANAGEABLE;
                p_entry->e_state = ADDON_INSTALLED;

                while( (attr = xml_ReaderNextAttr( p_xml_reader, &value )) )
                {
                    if ( !strcmp( attr, "type" ) )
                    {
                        p_entry->e_type = ReadType( value );
                    }
                    else if ( !strcmp( attr, "id" ) )
                    {
                        addons_uuid_read( value, & p_entry->uuid );
                    }
                    else if ( !strcmp( attr, "downloads" ) )
                    {
                        p_entry->i_downloads = atoi( value );
                        if ( p_entry->i_downloads < 0 )
                            p_entry->i_downloads = 0;
                    }
                    else if ( !strcmp( attr, "score" ) )
                    {
                        p_entry->i_score = atoi( value );
                        if ( p_entry->i_score < 0 )
                            p_entry->i_score = 0;
                        else if ( p_entry->i_score > ADDON_MAX_SCORE )
                            p_entry->i_score = ADDON_MAX_SCORE;
                    }
                    else if ( !strcmp( attr, "source" ) )
                    {
                        p_entry->psz_source_module = strdup( value );
                    }
                    else if ( !strcmp( attr, "version" ) )
                    {
                        p_entry->psz_version = strdup( value );
                    }
                }

                break;
            }
            if ( !p_entry ) break;

            BINDNODE("name", p_entry->psz_name, TYPE_STRING)
            BINDNODE("archive", p_entry->psz_archive_uri, TYPE_STRING)
            BINDNODE("summary", p_entry->psz_summary, TYPE_STRING)
            BINDNODE("description", p_entry->psz_description, TYPE_STRING)
            BINDNODE("image", p_entry->psz_image_data, TYPE_STRING)
            BINDNODE("resource", psz_filename, TYPE_STRING)
            BINDNODE("creator", p_entry->psz_author, TYPE_STRING)
            BINDNODE("sourceurl", p_entry->psz_source_uri, TYPE_STRING)
            data_pointer.e_type = TYPE_NONE;

            if ( ! strcmp( p_node, "resource" ) )
            {
                while( (attr = xml_ReaderNextAttr( p_xml_reader, &value )) )
                {
                    if ( !strcmp( attr, "type" ) )
                    {
                        i_filetype = ReadType( value );
                    }
                }
            }

            break;
        }
        case XML_READER_TEXT:
            if ( data_pointer.e_type == TYPE_NONE || !p_entry ) break;
            if ( data_pointer.e_type == TYPE_STRING )
                *data_pointer.u_data.ppsz = strdup( p_node );
            else
            if ( data_pointer.e_type == TYPE_LONG )
                *data_pointer.u_data.pl = atol( p_node );
            else
            if ( data_pointer.e_type == TYPE_INTEGER )
                *data_pointer.u_data.pi = atoi( p_node );
            break;

        case XML_READER_ENDELEM:
            if ( !p_entry ) break;

            if ( ! strcmp( p_node, "addon" ) )
            {
                /* then append entry */
                ARRAY_APPEND( p_finder->entries, p_entry );
                p_entry = NULL;
            }

            if ( ! strcmp( p_node, "resource" ) )
            {
                if ( p_entry && psz_filename && i_filetype >= 0 )
                {
                    addon_file_t *p_file = malloc( sizeof(addon_file_t) );
                    p_file->e_filetype = i_filetype;
                    p_file->psz_filename = psz_filename;
                    p_file->psz_download_uri = NULL;
                    ARRAY_APPEND( p_entry->files, p_file );
                }
                /* reset temp */
                psz_filename = NULL;
                i_filetype = -1;
            }

            data_pointer.e_type = TYPE_NONE;
            break;

        default:
            break;
        }
    }

end:
   if ( p_entry ) /* ?!? Unclosed tag */
       addon_entry_Release( p_entry );
   xml_ReaderDelete( p_xml_reader );
   stream_Delete( p_stream );
   return i_ret;
}
示例#18
0
static int ListSkins( addons_finder_t *p_finder )
{
    char *psz_dir = getAddonInstallDir( ADDON_SKIN2 );
    if ( !psz_dir )
        return VLC_EGENERIC;

    char **ppsz_list = NULL;
    int i_count = vlc_scandir( psz_dir, &ppsz_list, ListSkin_filter, NULL );

    for ( int i=0; i< i_count; i++ )
    {
        char *psz_file = ppsz_list[i];
        if( !psz_file )
            break;

        if ( FileBelongsToManagedAddon( p_finder, ADDON_SKIN2, psz_file ) )
             continue;

        char *psz_uri;
        if( asprintf( &psz_uri, "unzip://%s/%s!/theme.xml", psz_dir, psz_file ) >= 0)
        {
            int i_ret;
            char *psz_name = NULL;
            char *psz_source = NULL;
            stream_t *p_stream = stream_UrlNew( p_finder, psz_uri );
            free( psz_uri );
            if ( !p_stream )
            {
                i_ret = VLC_EGENERIC;
            }
            else
            {
                i_ret = ParseSkins2Info( p_finder, p_stream, &psz_name, &psz_source );
                if ( i_ret != VLC_SUCCESS )
                {
                    free( psz_name );
                    free( psz_source );
                }
                stream_Delete( p_stream );
            }

            addon_entry_t *p_entry = addon_entry_New();
            p_entry->e_type = ADDON_SKIN2;
            p_entry->e_state = ADDON_INSTALLED;
            if ( i_ret == VLC_SUCCESS )
            {
                p_entry->psz_name = psz_name;
                p_entry->psz_description = strdup("Skins2 theme");
                p_entry->psz_source_uri = psz_source;
            }
            else
            {
                p_entry->e_flags |= ADDON_BROKEN;
                p_entry->psz_name = strdup(psz_file);
                p_entry->psz_description = strdup("Skins2 theme");
            }

            ARRAY_APPEND( p_finder->entries, p_entry );
        }
        free( psz_file );
    }

    free( ppsz_list );
    free( psz_dir );
    return VLC_SUCCESS;
}
示例#19
0
/**
 * Get the update file and parse it
 * p_update has to be locked when calling this function
 *
 * \param p_update pointer to update struct
 * \return true if the update is valid and authenticated
 */
static bool GetUpdateFile( update_t *p_update )
{
    stream_t *p_stream = NULL;
    int i_major = 0;
    int i_minor = 0;
    int i_revision = 0;
    unsigned char extra;
    char *psz_version_line = NULL;
    char *psz_update_data = NULL;

    p_stream = stream_UrlNew( p_update->p_libvlc, UPDATE_VLC_STATUS_URL );
    if( !p_stream )
    {
        msg_Err( p_update->p_libvlc, "Failed to open %s for reading",
                 UPDATE_VLC_STATUS_URL );
        goto error;
    }

    const int64_t i_read = stream_Size( p_stream );
    psz_update_data = malloc( i_read + 1 ); /* terminating '\0' */
    if( !psz_update_data )
        goto error;

    if( stream_Read( p_stream, psz_update_data, i_read ) != i_read )
    {
        msg_Err( p_update->p_libvlc, "Couldn't download update file %s",
                UPDATE_VLC_STATUS_URL );
        goto error;
    }
    psz_update_data[i_read] = '\0';

    stream_Delete( p_stream );
    p_stream = NULL;

    /* first line : version number */
    char *psz_update_data_parser = psz_update_data;
    size_t i_len = strcspn( psz_update_data, "\r\n" );
    psz_update_data_parser += i_len;
    while( *psz_update_data_parser == '\r' || *psz_update_data_parser == '\n' )
        psz_update_data_parser++;

    if( !(psz_version_line = malloc( i_len + 1)) )
        goto error;
    strncpy( psz_version_line, psz_update_data, i_len );
    psz_version_line[i_len] = '\0';

    p_update->release.extra = 0;
    switch( sscanf( psz_version_line, "%i.%i.%i%c",
                    &i_major, &i_minor, &i_revision, &extra ) )
    {
        case 4:
            p_update->release.extra = extra;
        case 3:
            p_update->release.i_major = i_major;
            p_update->release.i_minor = i_minor;
            p_update->release.i_revision = i_revision;
            break;
        default:
            msg_Err( p_update->p_libvlc, "Update version false formated" );
            goto error;
    }

    /* second line : URL */
    i_len = strcspn( psz_update_data_parser, "\r\n" );
    if( i_len == 0 )
    {
        msg_Err( p_update->p_libvlc, "Update file %s is corrupted: URL missing",
                 UPDATE_VLC_STATUS_URL );

        goto error;
    }

    if( !(p_update->release.psz_url = malloc( i_len + 1)) )
        goto error;
    strncpy( p_update->release.psz_url, psz_update_data_parser, i_len );
    p_update->release.psz_url[i_len] = '\0';

    psz_update_data_parser += i_len;
    while( *psz_update_data_parser == '\r' || *psz_update_data_parser == '\n' )
        psz_update_data_parser++;

    /* Remaining data : description */
    i_len = strlen( psz_update_data_parser );
    if( i_len == 0 )
    {
        msg_Err( p_update->p_libvlc,
                "Update file %s is corrupted: description missing",
                UPDATE_VLC_STATUS_URL );
        goto error;
    }

    if( !(p_update->release.psz_desc = malloc( i_len + 1)) )
        goto error;
    strncpy( p_update->release.psz_desc, psz_update_data_parser, i_len );
    p_update->release.psz_desc[i_len] = '\0';

    /* Now that we know the status is valid, we must download its signature
     * to authenticate it */
    signature_packet_t sign;
    if( download_signature( VLC_OBJECT( p_update->p_libvlc ), &sign,
            UPDATE_VLC_STATUS_URL ) != VLC_SUCCESS )
    {
        msg_Err( p_update->p_libvlc, "Couldn't download signature of status file" );
        goto error;
    }

    if( sign.type != BINARY_SIGNATURE && sign.type != TEXT_SIGNATURE )
    {
        msg_Err( p_update->p_libvlc, "Invalid signature type" );
        goto error;
    }

    p_update->p_pkey = (public_key_t*)malloc( sizeof( public_key_t ) );
    if( !p_update->p_pkey )
        goto error;

    if( parse_public_key( videolan_public_key, sizeof( videolan_public_key ),
                        p_update->p_pkey, NULL ) != VLC_SUCCESS )
    {
        msg_Err( p_update->p_libvlc, "Couldn't parse embedded public key, something went really wrong..." );
        FREENULL( p_update->p_pkey );
        goto error;
    }

    memcpy( p_update->p_pkey->longid, videolan_public_key_longid, 8 );

    if( memcmp( sign.issuer_longid, p_update->p_pkey->longid , 8 ) != 0 )
    {
        msg_Dbg( p_update->p_libvlc, "Need to download the GPG key" );
        public_key_t *p_new_pkey = download_key(
                VLC_OBJECT(p_update->p_libvlc),
                sign.issuer_longid, videolan_public_key_longid );
        if( !p_new_pkey )
        {
            msg_Err( p_update->p_libvlc, "Couldn't download GPG key" );
            FREENULL( p_update->p_pkey );
            goto error;
        }

        uint8_t *p_hash = hash_sha1_from_public_key( p_new_pkey );
        if( !p_hash )
        {
            msg_Err( p_update->p_libvlc, "Failed to hash signature" );
            free( p_new_pkey );
            FREENULL( p_update->p_pkey );
            goto error;
        }

        if( verify_signature( p_new_pkey->sig.r, p_new_pkey->sig.s,
                    &p_update->p_pkey->key, p_hash ) == VLC_SUCCESS )
        {
            free( p_hash );
            msg_Info( p_update->p_libvlc, "Key authenticated" );
            free( p_update->p_pkey );
            p_update->p_pkey = p_new_pkey;
        }
        else
        {
            free( p_hash );
            msg_Err( p_update->p_libvlc, "Key signature invalid !\n" );
            goto error;
        }
    }

    uint8_t *p_hash = hash_sha1_from_text( psz_update_data, &sign );
    if( !p_hash )
    {
        msg_Warn( p_update->p_libvlc, "Can't compute SHA1 hash for status file" );
        goto error;
    }

    else if( p_hash[0] != sign.hash_verification[0] ||
        p_hash[1] != sign.hash_verification[1] )
    {
        msg_Warn( p_update->p_libvlc, "Bad SHA1 hash for status file" );
        goto error;
    }

    else if( verify_signature( sign.r, sign.s, &p_update->p_pkey->key, p_hash )
            != VLC_SUCCESS )
    {
        msg_Err( p_update->p_libvlc, "BAD SIGNATURE for status file" );
        goto error;
    }

    else
    {
        msg_Info( p_update->p_libvlc, "Status file authenticated" );
        return true;
    }

error:
    if( p_stream )
        stream_Delete( p_stream );
    free( psz_version_line );
    free( psz_update_data );
    return false;
}
示例#20
0
文件: access.c 项目: 9034725985/vlc
static int FindVolumes(access_t *p_access, struct archive *p_archive, const char *psz_uri,
                       char *** const pppsz_files, unsigned int * const pi_files)
{
    VLC_UNUSED(p_archive);
    *pppsz_files = NULL;
    *pi_files = 0;

    static const struct
    {
        char const * const psz_match;
        char const * const psz_format;
        uint16_t i_min;
        uint16_t i_max;
    } patterns[] = {
        { ".part1.rar",   "%.*s.part%.1d.rar", 2,   9 },
        { ".part01.rar",  "%.*s.part%.2d.rar", 2,  99 },
        { ".part001.rar", "%.*s.part%.3d.rar", 2, 999 },
        { ".001",         "%.*s.%.3d",         2, 999 },
        { ".000",         "%.*s.%.3d",         1, 999 },
    };

    const int i_uri_size = strlen(psz_uri);
    const size_t i_patterns = ARRAY_SIZE(patterns);

    for (size_t i = 0; i < i_patterns; i++)
    {
        const int i_match_size = strlen(patterns[i].psz_match);
        if (i_uri_size < i_match_size)
            continue;

        if (!strcmp(&psz_uri[i_uri_size - i_match_size], patterns[i].psz_match))
        {
            char **ppsz_files = xmalloc(sizeof(char *) * patterns[i].i_max);

            for (unsigned j = patterns[i].i_min; j < patterns[i].i_max; j++)
            {
                char *psz_newuri;

                if (asprintf(&psz_newuri, patterns[i].psz_format,
                             i_uri_size - i_match_size, psz_uri, j) == -1)
                    break;

                /* Probe URI */
                int i_savedflags = p_access->i_flags;
                p_access->i_flags |= OBJECT_FLAGS_NOINTERACT;
                stream_t *p_stream = stream_UrlNew(p_access, psz_newuri);
                p_access->i_flags = i_savedflags;
                if (p_stream)
                {
                    ppsz_files[*pi_files] = psz_newuri;
                    (*pi_files)++;
                    stream_Delete(p_stream);
                }
                else
                {
                    free(psz_newuri);
                    break;
                }
            }

            if (*pi_files == 0)
                FREENULL(ppsz_files);
            *pppsz_files = ppsz_files;

            return VLC_SUCCESS;
        }
    }

    return VLC_SUCCESS;
}
示例#21
0
/*****************************************************************************
 * Handshake : Init audioscrobbler connection
 *****************************************************************************/
static int Handshake(intf_thread_t *p_this)
{
    char                *psz_username, *psz_password;
    char                *psz_scrobbler_url;
    time_t              timestamp;
    char                psz_timestamp[21];

    struct md5_s        p_struct_md5;

    stream_t            *p_stream;
    char                *psz_handshake_url;
    uint8_t             p_buffer[1024];
    char                *p_buffer_pos;

    int                 i_ret;
    char                *psz_url;

    intf_thread_t       *p_intf                 = (intf_thread_t*) p_this;
    intf_sys_t          *p_sys                  = p_this->p_sys;

    psz_username = var_InheritString(p_this, "lastfm-username");
    psz_password = var_InheritString(p_this, "lastfm-password");

    /* username or password have not been setup */
    if (EMPTY_STR(psz_username) || EMPTY_STR(psz_password))
    {
        free(psz_username);
        free(psz_password);
        return VLC_ENOVAR;
    }

    time(&timestamp);

    /* generates a md5 hash of the password */
    InitMD5(&p_struct_md5);
    AddMD5(&p_struct_md5, (uint8_t*) psz_password, strlen(psz_password));
    EndMD5(&p_struct_md5);

    free(psz_password);

    char *psz_password_md5 = psz_md5_hash(&p_struct_md5);
    if (!psz_password_md5)
    {
        free(psz_username);
        return VLC_ENOMEM;
    }

    snprintf(psz_timestamp, sizeof(psz_timestamp), "%"PRIu64,
              (uint64_t)timestamp);

    /* generates a md5 hash of :
     * - md5 hash of the password, plus
     * - timestamp in clear text
     */
    InitMD5(&p_struct_md5);
    AddMD5(&p_struct_md5, (uint8_t*) psz_password_md5, 32);
    AddMD5(&p_struct_md5, (uint8_t*) psz_timestamp, strlen(psz_timestamp));
    EndMD5(&p_struct_md5);
    free(psz_password_md5);

    char *psz_auth_token = psz_md5_hash(&p_struct_md5);
    if (!psz_auth_token)
    {
        free(psz_username);
        return VLC_ENOMEM;
    }

    psz_scrobbler_url = var_InheritString(p_this, "scrobbler-url");
    if (!psz_scrobbler_url)
    {
        free(psz_auth_token);
        free(psz_username);
        return VLC_ENOMEM;
    }

    i_ret = asprintf(&psz_handshake_url,
    "http://%s/?hs=true&p=1.2&c="CLIENT_NAME"&v="CLIENT_VERSION"&u=%s&t=%s&a=%s"
    , psz_scrobbler_url, psz_username, psz_timestamp, psz_auth_token);

    free(psz_auth_token);
    free(psz_scrobbler_url);
    free(psz_username);
    if (i_ret == -1)
        return VLC_ENOMEM;

    /* send the http handshake request */
    p_stream = stream_UrlNew(p_intf, psz_handshake_url);
    free(psz_handshake_url);

    if (!p_stream)
        return VLC_EGENERIC;

    /* read answer */
    i_ret = stream_Read(p_stream, p_buffer, sizeof(p_buffer) - 1);
    if (i_ret == 0)
    {
        stream_Delete(p_stream);
        return VLC_EGENERIC;
    }
    p_buffer[i_ret] = '\0';
    stream_Delete(p_stream);

    p_buffer_pos = strstr((char*) p_buffer, "FAILED ");
    if (p_buffer_pos)
    {
        /* handshake request failed, sorry */
        msg_Err(p_this, "last.fm handshake failed: %s", p_buffer_pos + 7);
        return VLC_EGENERIC;
    }

    if (strstr((char*) p_buffer, "BADAUTH"))
    {
        /* authentication failed, bad username/password combination */
        dialog_Fatal(p_this,
            _("last.fm: Authentication failed"),
            "%s", _("last.fm username or password is incorrect. "
              "Please verify your settings and relaunch VLC."));
        return VLC_AUDIOSCROBBLER_EFATAL;
    }

    if (strstr((char*) p_buffer, "BANNED"))
    {
        /* oops, our version of vlc has been banned by last.fm servers */
        msg_Err(p_intf, "This version of VLC has been banned by last.fm. "
                         "You should upgrade VLC, or disable the last.fm plugin.");
        return VLC_AUDIOSCROBBLER_EFATAL;
    }

    if (strstr((char*) p_buffer, "BADTIME"))
    {
        /* The system clock isn't good */
        msg_Err(p_intf, "last.fm handshake failed because your clock is too "
                         "much shifted. Please correct it, and relaunch VLC.");
        return VLC_AUDIOSCROBBLER_EFATAL;
    }

    p_buffer_pos = strstr((char*) p_buffer, "OK");
    if (!p_buffer_pos)
        goto proto;

    p_buffer_pos = strstr(p_buffer_pos, "\n");
    if (!p_buffer_pos || strlen(p_buffer_pos) < 33)
        goto proto;
    p_buffer_pos++; /* we skip the '\n' */

    /* save the session ID */
    memcpy(p_sys->psz_auth_token, p_buffer_pos, 32);
    p_sys->psz_auth_token[32] = '\0';

    p_buffer_pos = strstr(p_buffer_pos, "http://");
    if (!p_buffer_pos || strlen(p_buffer_pos) == 7)
        goto proto;

    /* We need to read the nowplaying url */
    p_buffer_pos += 7; /* we skip "http://" */
#if 0 //NOT USED
    psz_url = strndup(p_buffer_pos, strcspn(p_buffer_pos, "\n"));
    if (!psz_url)
        goto oom;

    switch(ParseURL(psz_url, &p_sys->psz_nowp_host,
                &p_sys->psz_nowp_file, &p_sys->i_nowp_port))
    {
        case VLC_ENOMEM:
            goto oom;
        case VLC_EGENERIC:
            goto proto;
        case VLC_SUCCESS:
        default:
            break;
    }
#endif
    p_buffer_pos = strstr(p_buffer_pos, "http://");
    if (!p_buffer_pos || strlen(p_buffer_pos) == 7)
        goto proto;

    /* We need to read the submission url */
    p_buffer_pos += 7; /* we skip "http://" */
    psz_url = strndup(p_buffer_pos, strcspn(p_buffer_pos, "\n"));
    if (!psz_url)
        goto oom;

    /* parse the submission url */
    vlc_UrlParse(&p_sys->p_submit_url, psz_url, 0);
    free(psz_url);

    return VLC_SUCCESS;

oom:
    return VLC_ENOMEM;

proto:
    msg_Err(p_intf, "Handshake: can't recognize server protocol");
    return VLC_EGENERIC;
}
示例#22
0
文件: mkv.cpp 项目: QuincyPYoung/vlc
/*****************************************************************************
 * Open: initializes matroska demux structures
 *****************************************************************************/
static int Open( vlc_object_t * p_this )
{
    demux_t            *p_demux = (demux_t*)p_this;
    demux_sys_t        *p_sys;
    matroska_stream_c  *p_stream;
    matroska_segment_c *p_segment;
    const uint8_t      *p_peek;
    std::string         s_path, s_filename;
    vlc_stream_io_callback *p_io_callback;
    EbmlStream         *p_io_stream;
    bool                b_need_preload = false;

    /* peek the begining */
    if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;

    /* is a valid file */
    if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
        p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;

    /* Set the demux function */
    p_demux->pf_demux   = Demux;
    p_demux->pf_control = Control;
    p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );

    p_io_callback = new vlc_stream_io_callback( p_demux->s, false );
    p_io_stream = new (std::nothrow) EbmlStream( *p_io_callback );

    if( p_io_stream == NULL )
    {
        msg_Err( p_demux, "failed to create EbmlStream" );
        delete p_io_callback;
        delete p_sys;
        return VLC_EGENERIC;
    }

    p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
    if( p_stream == NULL )
    {
        msg_Err( p_demux, "cannot find KaxSegment or missing mandatory KaxInfo" );
        goto error;
    }
    p_sys->streams.push_back( p_stream );

    p_stream->p_io_callback = p_io_callback;
    p_stream->p_estream = p_io_stream;

    for (size_t i=0; i<p_stream->segments.size(); i++)
    {
        p_stream->segments[i]->Preload();
        b_need_preload |= p_stream->segments[i]->b_ref_external_segments;
    }

    p_segment = p_stream->segments[0];
    if( p_segment->cluster == NULL )
    {
        msg_Err( p_demux, "cannot find any cluster, damaged file ?" );
        goto error;
    }

    if (b_need_preload && var_InheritBool( p_demux, "mkv-preload-local-dir" ))
    {
        msg_Dbg( p_demux, "Preloading local dir" );
        /* get the files from the same dir from the same family (based on p_demux->psz_path) */
        if ( p_demux->psz_file && !strcmp( p_demux->psz_access, "file" ) )
        {
            // assume it's a regular file
            // get the directory path
            s_path = p_demux->psz_file;
            if (s_path.at(s_path.length() - 1) == DIR_SEP_CHAR)
            {
                s_path = s_path.substr(0,s_path.length()-1);
            }
            else
            {
                if (s_path.find_last_of(DIR_SEP_CHAR) > 0)
                {
                    s_path = s_path.substr(0,s_path.find_last_of(DIR_SEP_CHAR));
                }
            }

            DIR *p_src_dir = vlc_opendir(s_path.c_str());

            if (p_src_dir != NULL)
            {
                const char *psz_file;
                while ((psz_file = vlc_readdir(p_src_dir)) != NULL)
                {
                    if (strlen(psz_file) > 4)
                    {
                        s_filename = s_path + DIR_SEP_CHAR + psz_file;

#if defined(_WIN32) || defined(__OS2__)
                        if (!strcasecmp(s_filename.c_str(), p_demux->psz_file))
#else
                        if (!s_filename.compare(p_demux->psz_file))
#endif
                        {
                            continue; // don't reuse the original opened file
                        }

                        if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
                            !s_filename.compare(s_filename.length() - 3, 3, "mka"))
                        {
                            // test whether this file belongs to our family
                            const uint8_t *p_peek;
                            bool          file_ok = false;
                            char          *psz_url = vlc_path2uri( s_filename.c_str(), "file" );
                            stream_t      *p_file_stream = stream_UrlNew(
                                                            p_demux,
                                                            psz_url );
                            /* peek the begining */
                            if( p_file_stream &&
                                stream_Peek( p_file_stream, &p_peek, 4 ) >= 4
                                && p_peek[0] == 0x1a && p_peek[1] == 0x45 &&
                                p_peek[2] == 0xdf && p_peek[3] == 0xa3 ) file_ok = true;

                            if ( file_ok )
                            {
                                vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, true );
                                EbmlStream *p_estream = new EbmlStream(*p_file_io);

                                p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );

                                if ( p_stream == NULL )
                                {
                                    msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
                                    delete p_estream;
                                    delete p_file_io;
                                }
                                else
                                {
                                    p_stream->p_io_callback = p_file_io;
                                    p_stream->p_estream = p_estream;
                                    p_sys->streams.push_back( p_stream );
                                }
                            }
                            else
                            {
                                if( p_file_stream ) {
                                    stream_Delete( p_file_stream );
                                }
                                msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
                            }
                            free( psz_url );
                        }
                    }
                }
                closedir( p_src_dir );
            }
        }

        p_sys->PreloadFamily( *p_segment );
    }
    else if (b_need_preload)
        msg_Warn( p_demux, "This file references other files, you may want to enable the preload of local directory");

    if ( !p_sys->PreloadLinked() ||
         !p_sys->PreparePlayback( NULL ) )
    {
        msg_Err( p_demux, "cannot use the segment" );
        goto error;
    }

    p_sys->FreeUnused();

    p_sys->InitUi();

    return VLC_SUCCESS;

error:
    delete p_sys;
    return VLC_EGENERIC;
}
示例#23
0
文件: access.c 项目: 9034725985/vlc
int RarAccessOpen(vlc_object_t *object)
{
    access_t *access = (access_t*)object;

    const char *name = strchr(access->psz_location, '|');
    if (name == NULL)
        return VLC_EGENERIC;

    char *base = strndup(access->psz_location, name - access->psz_location);
    if (unlikely(base == NULL))
        return VLC_ENOMEM;

    name++;
    decode_URI(base);

    stream_t *s = stream_UrlNew(access, base);
    if (!s || RarProbe(s))
        goto error;

    struct
    {
        int filescount;
        rar_file_t **files;
        unsigned int i_nbvols;
    } newscheme = { 0, NULL, 0 }, oldscheme = { 0, NULL, 0 }, *p_scheme;

    if (RarParse(s, &newscheme.filescount, &newscheme.files, &newscheme.i_nbvols, false)
            || newscheme.filescount < 1 || newscheme.i_nbvols < 2 )
    {
        /* We might want to lookup old naming scheme, could be a part1.rar,part1.r00 */
        stream_Seek(s, 0);
        RarParse(s, &oldscheme.filescount, &oldscheme.files, &oldscheme.i_nbvols, true);
    }

    if (oldscheme.filescount >= newscheme.filescount && oldscheme.i_nbvols > newscheme.i_nbvols)
    {
        for (int i = 0; i < newscheme.filescount; i++)
            RarFileDelete(newscheme.files[i]);
        free(newscheme.files);
        p_scheme = &oldscheme;
        msg_Dbg(s, "using rar old naming for %d files nbvols %u", p_scheme->filescount, oldscheme.i_nbvols);
    }
    else if (newscheme.filescount)
    {
        for (int i = 0; i < oldscheme.filescount; i++)
            RarFileDelete(oldscheme.files[i]);
        free(oldscheme.files);
        p_scheme = &newscheme;
        msg_Dbg(s, "using rar new naming for %d files nbvols %u", p_scheme->filescount, oldscheme.i_nbvols);
    }
    else
    {
        msg_Info(s, "Invalid or unsupported RAR archive");
        for (int i = 0; i < oldscheme.filescount; i++)
            RarFileDelete(oldscheme.files[i]);
        free(oldscheme.files);
        for (int i = 0; i < newscheme.filescount; i++)
            RarFileDelete(newscheme.files[i]);
        free(newscheme.files);
        goto error;
    }

    rar_file_t *file = NULL;
    for (int i = 0; i < p_scheme->filescount; i++) {
        if (!file && !strcmp(p_scheme->files[i]->name, name))
            file = p_scheme->files[i];
        else
            RarFileDelete(p_scheme->files[i]);
    }
    free(p_scheme->files);
    if (!file)
        goto error;

    access_sys_t *sys = access->p_sys = malloc(sizeof(*sys));
    sys->s    = s;
    sys->file = file;

    access->pf_read    = Read;
    access->pf_block   = NULL;
    access->pf_control = Control;
    access->pf_seek    = Seek;

    access_InitFields(access);

    rar_file_chunk_t dummy = {
        .mrl = base,
    };
    sys->chunk = &dummy;
    Seek(access, 0);

    free(base);
    return VLC_SUCCESS;

error:
    if (s)
        stream_Delete(s);
    free(base);
    return VLC_EGENERIC;
}
示例#24
0
int DoAcoustIdWebRequest( vlc_object_t *p_obj, acoustid_fingerprint_t *p_data )
{
    int i_ret;
    int i_status;
    struct webrequest_t request = { NULL, NULL, NULL };

    if ( !p_data->psz_fingerprint ) return VLC_SUCCESS;

    i_ret = asprintf( & request.psz_url,
              "http://fingerprint.videolan.org/acoustid.php?meta=recordings+tracks+usermeta+releases&duration=%d&fingerprint=%s",
              p_data->i_duration, p_data->psz_fingerprint );
    if ( i_ret < 1 ) return VLC_EGENERIC;

    vlc_cleanup_push( cancelDoAcoustIdWebRequest, &request );

    msg_Dbg( p_obj, "Querying AcoustID from %s", request.psz_url );
    request.p_stream = stream_UrlNew( p_obj, request.psz_url );
    if ( !request.p_stream )
    {
        i_status = VLC_EGENERIC;
        goto cleanup;
    }

    /* read answer */
    i_ret = 0;
    for( ;; )
    {
        int i_read = 65536;

        if( i_ret >= INT_MAX - i_read )
            break;

        request.p_buffer = realloc_or_free( request.p_buffer, 1 + i_ret + i_read );
        if( !request.p_buffer )
        {
            i_status = VLC_ENOMEM;
            goto cleanup;
        }

        i_read = stream_Read( request.p_stream, &request.p_buffer[i_ret], i_read );
        if( i_read <= 0 )
            break;

        i_ret += i_read;
    }
    stream_Delete( request.p_stream );
    request.p_stream = NULL;
    request.p_buffer[ i_ret ] = 0;

    int i_canc = vlc_savecancel();
    if ( ParseJson( p_obj, request.p_buffer, & p_data->results ) )
    {
        msg_Dbg( p_obj, "results count == %d", p_data->results.count );
    } else {
        msg_Dbg( p_obj, "No results" );
    }
    vlc_restorecancel( i_canc );
    i_status = VLC_SUCCESS;

cleanup:
    vlc_cleanup_run( );
    return i_status;
}
示例#25
0
文件: rar.c 项目: qdk0901/vlc
int RarParse(stream_t *s, int *count, rar_file_t ***file, unsigned int *pi_nbvols,
             bool b_extonly)
{
    *count = 0;
    *file = NULL;
    *pi_nbvols = 1;

    if( s->psz_url == NULL )
        return VLC_EGENERIC;

    const rar_pattern_t *pattern = FindVolumePattern(s->psz_url, b_extonly);
    int volume_offset = 0;

    char *volume_mrl = strdup(s->psz_url);
    if (volume_mrl == NULL)
        return VLC_ENOMEM;

    stream_t *vol = s;
    for (;;) {
        /* Skip marker & archive */
        if (IgnoreBlock(vol, RAR_BLOCK_MARKER) ||
            IgnoreBlock(vol, RAR_BLOCK_ARCHIVE)) {
            if (vol != s)
                stream_Delete(vol);
            free(volume_mrl);
            return VLC_EGENERIC;
        }

        /* */
        int has_next = -1;
        for (;;) {
            rar_block_t bk;
            int ret;

            if (PeekBlock(vol, &bk))
                break;

            switch(bk.type) {
            case RAR_BLOCK_END:
                ret = SkipEnd(vol, &bk);
                has_next = ret && (bk.flags & RAR_BLOCK_END_HAS_NEXT);
                break;
            case RAR_BLOCK_FILE:
                ret = SkipFile(vol, count, file, &bk, volume_mrl);
                break;
            default:
                ret = SkipBlock(vol, &bk);
                break;
            }
            if (ret)
                break;
        }
        if (has_next < 0 && *count > 0 && !(*file)[*count -1]->is_complete)
            has_next = 1;
        if (vol != s)
            stream_Delete(vol);
        free(volume_mrl);

        if (!has_next || !pattern)
            return VLC_SUCCESS;

        /* Open next volume */
        const int volume_index = pattern->start + volume_offset++;
        if (volume_index > pattern->stop)
            return VLC_SUCCESS;

        char *volume_base = strndup(s->psz_url,
                                  strlen(s->psz_url) - strlen(pattern->match));
        if (volume_base == NULL)
            return VLC_SUCCESS;

        if (pattern->start) {
            if (asprintf(&volume_mrl, pattern->format, volume_base, volume_index) < 0)
                volume_mrl = NULL;
        } else {
            if (asprintf(&volume_mrl, pattern->format, volume_base,
                         'r' + volume_index / 100, volume_index % 100) < 0)
                volume_mrl = NULL;
        }
        free(volume_base);

        if (!volume_mrl)
            return VLC_SUCCESS;

        const int s_flags = s->i_flags;
        s->i_flags |= OBJECT_FLAGS_NOINTERACT;
        vol = stream_UrlNew(s, volume_mrl);
        s->i_flags = s_flags;

        if (!vol) {
            free(volume_mrl);
            return VLC_SUCCESS;
        }
        (*pi_nbvols)++;
    }
}