Ejemplo n.º 1
0
static int Open(vlc_object_t *object)
{
    access_t     *access = (access_t *)object;

    input_thread_t *input = access->p_input;
    if (!input)
        return VLC_EGENERIC;

    access_sys_t *sys = malloc(sizeof (*sys));
    if (unlikely(sys == NULL))
        return VLC_ENOMEM;

    if (input_Control(input, INPUT_GET_ATTACHMENT, &sys->attachment,
                      access->psz_location))
        sys->attachment = NULL;

    if (sys->attachment == NULL) {
        msg_Err(access, "Failed to find the attachment '%s'",
                access->psz_location);
        free(sys);
        return VLC_EGENERIC;
    }

    sys->offset = 0;

    /* */
    access_InitFields(access);
    access->pf_read    = Read;
    access->pf_block   = NULL;
    access->pf_control = Control;
    access->pf_seek    = Seek;
    access->p_sys      = sys;
    return VLC_SUCCESS;
}
Ejemplo n.º 2
0
int AccessOpen( vlc_object_t *obj )
{
    access_t *access = (access_t *)obj;

    /* Only when selected */
    if( *access->psz_access == '\0' ) return VLC_EGENERIC;

    access_InitFields( access );

    demux_sys_t *sys = calloc( 1, sizeof( demux_sys_t ));
    if( unlikely(sys == NULL) )
        return VLC_ENOMEM;
    access->p_sys = (access_sys_t *)sys;

    ParseMRL( obj, access->psz_location );
    sys->i_fd = OpenVideo( obj, sys, false );
    if( sys->i_fd == -1 )
    {
        free( sys );
        return VLC_EGENERIC;
    }

    if( sys->io == IO_METHOD_READ )
        access->pf_read = AccessReadStream;
    else
        access->pf_block = AccessRead;
    access->pf_seek = NULL;
    access->pf_control = AccessControl;
    return VLC_SUCCESS;
}
Ejemplo n.º 3
0
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;
}
Ejemplo n.º 4
0
int DirInit (access_t *p_access, DIR *handle)
{
    access_sys_t *p_sys = malloc (sizeof (*p_sys));
    if (unlikely(p_sys == NULL))
        goto error;

    char *uri;
    if (!strcmp (p_access->psz_access, "fd"))
    {
        if (asprintf (&uri, "fd://%s", p_access->psz_location) == -1)
            uri = NULL;
    }
    else
        uri = make_URI (p_access->psz_filepath, "file");
    if (unlikely(uri == NULL))
        goto error;

    p_access->p_sys = p_sys;
    p_sys->current = NULL;
    p_sys->handle = handle;
    p_sys->uri = uri;
    p_sys->ignored_exts = var_InheritString (p_access, "ignore-filetypes");
    p_sys->i_item_count = 0;
    p_sys->psz_xspf_extension = strdup( "" );

    /* Handle mode */
    char *psz = var_InheritString (p_access, "recursive");
    if (psz == NULL || !strcasecmp (psz, "none"))
        p_sys->mode = MODE_NONE;
    else if( !strcasecmp( psz, "collapse" )  )
        p_sys->mode = MODE_COLLAPSE;
    else
        p_sys->mode = MODE_EXPAND;
    free( psz );

    access_InitFields(p_access);
    p_access->pf_read  = NULL;
    p_access->pf_block = DirBlock;
    p_access->pf_seek  = NULL;
    p_access->pf_control= DirControl;
    free (p_access->psz_demux);
    p_access->psz_demux = strdup ("xspf-open");

    return VLC_SUCCESS;

error:
    closedir (handle);
    free (p_sys);
    return VLC_EGENERIC;
}
Ejemplo n.º 5
0
/*****************************************************************************
 * access_New:
 *****************************************************************************/
access_t *access_New( vlc_object_t *p_obj, input_thread_t *p_parent_input,
                      const char *psz_access, const char *psz_demux,
                      const char *psz_location )
{
    access_t *p_access = vlc_custom_create( p_obj, sizeof (*p_access),
                                            "access" );

    if( p_access == NULL )
        return NULL;

    /* */

    p_access->p_input = p_parent_input;

    p_access->psz_access = strdup( psz_access );
    p_access->psz_location = strdup( psz_location );
    p_access->psz_filepath = get_path( psz_location );
    p_access->psz_demux  = strdup( psz_demux );
    if( p_access->psz_access == NULL || p_access->psz_location == NULL
     || p_access->psz_demux == NULL )
        goto error;

    msg_Dbg( p_obj, "creating access '%s' location='%s', path='%s'",
             psz_access, psz_location,
             p_access->psz_filepath ? p_access->psz_filepath : "(null)" );

    p_access->pf_read    = NULL;
    p_access->pf_block   = NULL;
    p_access->pf_seek    = NULL;
    p_access->pf_control = NULL;
    p_access->p_sys      = NULL;

    access_InitFields( p_access );

    p_access->p_module = module_need( p_access, "access", psz_access, true );
    if( p_access->p_module == NULL )
        goto error;

    return p_access;

error:
    free( p_access->psz_access );
    free( p_access->psz_location );
    free( p_access->psz_filepath );
    free( p_access->psz_demux );
    vlc_object_release( p_access );
    return NULL;
}
Ejemplo n.º 6
0
static int Open(vlc_object_t* p_this)
{
    auto p_access = (access_t*) p_this;

    try {
        auto r = open(p_access);
        if (r != VLC_SUCCESS)
            delete p_access->p_sys;
        else
            access_InitFields(p_access);
        return r;
    }
    catch (std::bad_alloc& e) {
        delete p_access->p_sys;
        return VLC_ENOMEM;
    }
}
Ejemplo n.º 7
0
static int Open(vlc_object_t *object)
{
    access_t     *access = (access_t *)object;
    access_sys_t *sys;

    input_thread_t *input = access_GetParentInput(access);
    if (!input)
        return VLC_EGENERIC;

    input_attachment_t *a;
    if (input_Control(input, INPUT_GET_ATTACHMENT, &a, access->psz_location))
        a = NULL;

    vlc_object_release(input);

    if (!a) {
        msg_Err(access, "Failed to find the attachment '%s'",
                access->psz_location);
        return VLC_EGENERIC;
    }

    /* */
    access->p_sys = sys = malloc(sizeof(*sys));
    if (!sys) {
        vlc_input_attachment_Delete(a);
        return VLC_ENOMEM;
    }
    sys->a = a;

    /* */
    access_InitFields(access);
    access->pf_read    = Read;
    access->pf_block   = NULL;
    access->pf_control = Control;
    access->pf_seek    = Seek;

    return VLC_SUCCESS;
}
Ejemplo n.º 8
0
int AccessOpen( vlc_object_t *obj )
{
    access_t *access = (access_t *)obj;

    access_InitFields( access );

    access_sys_t *sys = calloc (1, sizeof (*sys));
    if( unlikely(sys == NULL) )
        return VLC_ENOMEM;
    access->p_sys = sys;

    ParseMRL( obj, access->psz_location );

    char *path = var_InheritString (obj, CFG_PREFIX"dev");
    if (unlikely(path == NULL))
        goto error; /* probably OOM */

    uint32_t caps;
    int fd = OpenDevice (obj, path, &caps);
    free (path);
    if (fd == -1)
        goto error;
    sys->fd = fd;

    if (InitVideo (access, fd, caps))
    {
        v4l2_close (fd);
        goto error;
    }

    sys->controls = ControlsInit (VLC_OBJECT(access), fd);
    access->pf_seek = NULL;
    access->pf_control = AccessControl;
    return VLC_SUCCESS;
error:
    free (sys);
    return VLC_EGENERIC;
}
Ejemplo n.º 9
0
Archivo: imem.c Proyecto: cobr123/qtVlc
/**
 * It opens an imem access.
 */
static int OpenAccess(vlc_object_t *object)
{
    access_t   *access = (access_t *)object;
    imem_sys_t *sys;

    if (OpenCommon(object, &sys, access->psz_path))
        return VLC_EGENERIC;

    if (var_InheritInteger(object, "imem-cat") != 4) {
        CloseCommon(sys);
        return VLC_EGENERIC;
    }

    /* */
    access_InitFields(access);
    access->pf_control = ControlAccess;
    access->pf_read    = NULL;
    access->pf_block   = Block;
    access->pf_seek    = NULL;
    access->p_sys      = (access_sys_t*)sys;
    access->info.i_size = var_InheritInteger(object, "imem-size");

    return VLC_SUCCESS;
}
Ejemplo n.º 10
0
Archivo: dv.c Proyecto: 0xheart0/vlc
/*****************************************************************************
 * Open: open the file
 *****************************************************************************/
static int Open( vlc_object_t *p_this )
{
    access_t     *p_access = (access_t*)p_this;
    access_sys_t *p_sys;

    struct raw1394_portinfo port_inf[ 16 ];

    msg_Dbg( p_access, "opening device" );

    /* Set up p_access */
    access_InitFields( p_access );
    ACCESS_SET_CALLBACKS( NULL, Block, Control, NULL );

    p_access->p_sys = p_sys = malloc( sizeof( access_sys_t ) );
    if( !p_sys )
        return VLC_EGENERIC;

    p_sys->i_cards = 0;
    p_sys->i_node = 0;
    p_sys->i_port = 0;
    p_sys->i_guid = 0;
    p_sys->i_channel = 63;
    p_sys->p_raw1394 = NULL;
    p_sys->p_avc1394 = NULL;
    p_sys->p_frame = NULL;
    p_sys->p_ev = NULL;

    vlc_mutex_init( &p_sys->lock );

    p_sys->i_node = DiscoverAVC( p_access, &p_sys->i_port, p_sys->i_guid );
    if( p_sys->i_node < 0 )
    {
        msg_Err( p_access, "failed to open a Firewire (IEEE1394) connection" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    p_sys->p_avc1394 = AVCOpen( p_access, p_sys->i_port );
    if( !p_sys->p_avc1394 )
    {
        msg_Err( p_access, "no Digital Video Control device found" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    p_sys->p_raw1394 = raw1394_new_handle();
    if( !p_sys->p_raw1394 )
    {
        msg_Err( p_access, "no Digital Video device found" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    p_sys->i_cards = raw1394_get_port_info( p_sys->p_raw1394, port_inf, 16 );
    if( p_sys->i_cards < 0 )
    {
        msg_Err( p_access, "failed to get port info" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    if( raw1394_set_port( p_sys->p_raw1394, p_sys->i_port ) < 0 )
    {
        msg_Err( p_access, "failed to set port info" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    if ( raw1394_iso_recv_init( p_sys->p_raw1394, Raw1394Handler,
                ISOCHRONOUS_QUEUE_LENGTH, ISOCHRONOUS_MAX_PACKET_SIZE,
                p_sys->i_channel, RAW1394_DMA_PACKET_PER_BUFFER, -1 ) < 0 )
    {
        msg_Err( p_access, "failed to init isochronous recv" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    raw1394_set_userdata( p_sys->p_raw1394, p_access );
    raw1394_iso_recv_start( p_sys->p_raw1394, -1, -1, 0 );

    p_sys->raw1394_poll.fd = raw1394_get_fd( p_sys->p_raw1394 );
    p_sys->raw1394_poll.events = POLLIN | POLLPRI;

    /* Now create our event thread catcher */
    p_sys->p_ev = calloc( 1, sizeof( *p_sys->p_ev ) );
    if( !p_sys->p_ev )
    {
        msg_Err( p_access, "failed to create event thread struct" );
        Close( p_this );
        return VLC_ENOMEM;
    }

    p_sys->p_ev->p_frame = NULL;
    p_sys->p_ev->pp_last = &p_sys->p_ev->p_frame;
    p_sys->p_ev->p_access = p_access;
    vlc_mutex_init( &p_sys->p_ev->lock );
    if( vlc_clone( &p_sys->p_ev->thread, Raw1394EventThread,
               p_sys->p_ev, VLC_THREAD_PRIORITY_OUTPUT ) )
    {
        msg_Err( p_access, "failed to clone event thread" );
        Close( p_this );
        return VLC_EGENERIC;
    }

    return VLC_SUCCESS;
}
Ejemplo n.º 11
0
static int Open(vlc_object_t *obj)
{
    access_t *access = (access_t *)obj;

    char *list = var_CreateGetNonEmptyString(access, "concat-list");
    if (list == NULL)
        return VLC_EGENERIC;

    access_sys_t *sys = malloc(sizeof (*sys));
    if (unlikely(sys == NULL))
    {
        free(list);
        return VLC_ENOMEM;
    }

    var_SetString(access, "concat-list", ""); /* prevent recursion */

    bool read_cb = true;

    sys->access = NULL;
    sys->can_seek = true;
    sys->can_seek_fast = true;
    sys->can_pause = true;
    sys->can_control_pace = true;
    sys->size = 0;
    sys->caching = 0;

    struct access_entry **pp = &sys->first;

    for (char *buf, *mrl = strtok_r(list, ",", &buf);
         mrl != NULL;
         mrl = strtok_r(NULL, ",", &buf))
    {
        size_t mlen = strlen(mrl);
        struct access_entry *e = malloc(sizeof (*e) + mlen);
        if (unlikely(e == NULL))
            break;

        access_t *a = vlc_access_NewMRL(obj, mrl);
        if (a == NULL)
        {
            msg_Err(access, "cannot concatenate location %s", mrl);
            free(e);
            continue;
        }

        if (a->pf_read == NULL)
        {
            if (a->pf_block == NULL)
            {
                msg_Err(access, "cannot concatenate directory %s", mrl);
                vlc_access_Delete(a);
                free(e);
                continue;
            }
            read_cb = false;
        }

        *pp = e;
        e->next = NULL;
        memcpy(e->mrl, mrl, mlen + 1);

        if (sys->can_seek)
            access_Control(a, ACCESS_CAN_SEEK, &sys->can_seek);
        if (sys->can_seek_fast)
            access_Control(a, ACCESS_CAN_FASTSEEK, &sys->can_seek_fast);
        if (sys->can_pause)
            access_Control(a, ACCESS_CAN_PAUSE, &sys->can_pause);
        if (sys->can_control_pace)
            access_Control(a, ACCESS_CAN_CONTROL_PACE, &sys->can_control_pace);
        if (sys->size != UINT64_MAX)
        {
            uint64_t size;

            if (access_GetSize(a, &size))
                sys->size = UINT64_MAX;
            else
                sys->size += size;
        }

        int64_t caching;
        access_Control(a, ACCESS_GET_PTS_DELAY, &caching);
        if (caching > sys->caching)
            sys->caching = caching;

        vlc_access_Delete(a);
        pp = &e->next;
    }

    free(list);
    *pp = NULL;
    sys->next = sys->first;

    access_InitFields(access);
    access->pf_read = read_cb ? Read : NULL;
    access->pf_block = read_cb ? NULL : Block;
    access->pf_seek = Seek;
    access->pf_control = Control;
    access->p_sys = sys;

    return VLC_SUCCESS;
}
Ejemplo n.º 12
0
int AccessOpen(vlc_object_t *p_object)
{
    access_t *p_access = (access_t*)p_object;
    const char *sep = strchr(p_access->psz_location, ARCHIVE_SEP_CHAR);
    if (sep == NULL)
        return VLC_EGENERIC;

    char *psz_base = strdup(p_access->psz_location);
    if (unlikely(psz_base == NULL))
        return VLC_ENOMEM;

    char *psz_name = psz_base + (sep - p_access->psz_location);
    *(psz_name++) = '\0';

    if (decode_URI(psz_base) == NULL)
    {
        free(psz_base);
        return VLC_EGENERIC;
    }

    access_sys_t *p_sys = p_access->p_sys = calloc(1, sizeof(access_sys_t));
    p_sys->p_archive = archive_read_new();
    if (!p_sys->p_archive)
    {
        msg_Err(p_access, "can't create libarchive instance: %s",
                archive_error_string(p_sys->p_archive));
        free(psz_base);
        goto error;
    }

    EnableArchiveFormats(p_sys->p_archive);

    /* Set up the switch callback for multiple volumes handling */
    archive_read_set_switch_callback(p_sys->p_archive, SwitchCallback);

    /* !Warn: sucks because libarchive can't guess format without reading 1st header
     *        and it can't tell either if volumes are missing neither set following
     *        volumes after the first Open().
     *        We need to know volumes uri in advance then :/
     */

    /* Try to list existing volumes */
    char **ppsz_files = NULL;
    unsigned int i_files = 0;
    FindVolumes(p_access, p_sys->p_archive, psz_base, &ppsz_files, &i_files);

    p_sys->i_callback_data = 1 + i_files;
    p_sys->p_callback_data = malloc(sizeof(callback_data_t) * p_sys->i_callback_data);
    if (!p_sys->p_callback_data)
    {
        for(unsigned int i=0; i<i_files; i++)
            free(ppsz_files[i]);
        free(ppsz_files);
        free(psz_base);
        AccessClose(p_object);
        return VLC_ENOMEM;
    }

    /* set up our callback struct for our main uri */
    p_sys->p_callback_data[0].psz_uri = psz_base;
    p_sys->p_callback_data[0].p_access = p_access;
    archive_read_append_callback_data(p_sys->p_archive, &p_sys->p_callback_data[0]);

    /* and register other volumes */
    for(unsigned int i=0; i<i_files; i++)
    {
        p_sys->p_callback_data[1+i].psz_uri = ppsz_files[i];
        p_sys->p_callback_data[1+i].p_access = p_access;
        archive_read_append_callback_data(p_sys->p_archive, &p_sys->p_callback_data[1+i]);
    }
    free(ppsz_files);

    if (archive_read_open2(p_sys->p_archive, &p_sys->p_callback_data[0],
                           OpenCallback, ReadCallback, SkipCallback, CloseCallback) != ARCHIVE_OK)
    {
        msg_Err(p_access, "can't open archive: %s",
                archive_error_string(p_sys->p_archive));
        AccessClose(p_object);
        return VLC_EGENERIC;
    }

    bool b_present = false;
    while(archive_read_next_header(p_sys->p_archive, &p_sys->p_entry) == ARCHIVE_OK)
    {
        if (!strcmp(archive_entry_pathname(p_sys->p_entry), psz_name))
        {
            b_present = true;
            break;
        }
        msg_Dbg(p_access, "skipping entry %s != %s", archive_entry_pathname(p_sys->p_entry), psz_name);
    }

    if (!b_present)
    {
        msg_Err(p_access, "entry '%s' not found in archive", psz_name);
        /* entry not found */
        goto error;
    }

    msg_Dbg(p_access, "reading entry %s %"PRId64, archive_entry_pathname(p_sys->p_entry),
                                                  archive_entry_size(p_sys->p_entry));

    /* try to guess if it is seekable or not (does not depend on backend) */
    p_sys->b_seekable = (archive_seek_data(p_sys->p_archive, 0, SEEK_SET) >= 0);

    p_access->pf_read    = Read;
    p_access->pf_block   = NULL; /* libarchive's zerocopy keeps owning block :/ */
    p_access->pf_control = Control;
    p_access->pf_seek    = Seek;

    access_InitFields(p_access);

    return VLC_SUCCESS;

error:
    AccessClose(p_object);
    return VLC_EGENERIC;
}
Ejemplo n.º 13
0
/****************************************************************************
 * Open: connect to smb server and ask for file
 ****************************************************************************/
static int Open( vlc_object_t *p_this )
{
    access_t     *p_access = (access_t*)p_this;
    access_sys_t *p_sys;
    struct stat  filestat;
    vlc_url_t    url;
    vlc_credential credential;
    char         *psz_decoded_path = NULL, *psz_uri = NULL,
                 *psz_var_domain = NULL;
    int          i_ret;
    int          i_smb;
    uint64_t     i_size;
    bool         b_is_dir = false;

#ifndef _WIN32
    if( smbc_init( smb_auth, 0 ) )
        return VLC_EGENERIC;
#endif

/*
** some version of glibc defines open as a macro, causing havoc
** with other macros using 'open' under the hood, such as the
** following one:
*/
#if defined(smbc_open) && defined(open)
# undef open
#endif

    vlc_UrlParse( &url, p_access->psz_url );
    if( url.psz_path )
    {
        psz_decoded_path = vlc_uri_decode_duplicate( url.psz_path );
        if( !psz_decoded_path )
        {
            vlc_UrlClean( &url );
            return VLC_EGENERIC;
        }
    }

    vlc_credential_init( &credential, &url );
    psz_var_domain = var_InheritString( p_access, "smb-domain" );
    credential.psz_realm = psz_var_domain;
    vlc_credential_get( &credential, p_access, "smb-user", "smb-pwd",
                        NULL, NULL );
    for (;;)
    {
        if( smb_get_uri( p_access, &psz_uri, credential.psz_realm,
                         credential.psz_username, credential.psz_password,
                         url.psz_host, psz_decoded_path, NULL ) == -1 )
        {
            vlc_credential_clean( &credential );
            free(psz_var_domain);
            free( psz_decoded_path );
            vlc_UrlClean( &url );
            return VLC_ENOMEM;
        }

        if( ( i_ret = smbc_stat( psz_uri, &filestat ) ) && errno == EACCES )
        {
            errno = 0;
            if( vlc_credential_get( &credential, p_access, "smb-user", "smb-pwd",
                                    SMB_LOGIN_DIALOG_TITLE,
                                    SMB_LOGIN_DIALOG_TEXT, url.psz_host) )
                continue;
        }

        /* smbc_stat fails with servers or shares. Assume they are directory */
        if( i_ret || S_ISDIR( filestat.st_mode ) )
            b_is_dir = true;
        break;
    }

    vlc_credential_store( &credential, p_access );
    vlc_credential_clean( &credential );
    free(psz_var_domain);
    free( psz_decoded_path );

    /* Init p_access */
    access_InitFields( p_access );
    p_sys =
    p_access->p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
    if( !p_sys )
    {
        free( psz_uri );
        vlc_UrlClean( &url );
        return VLC_ENOMEM;
    }

    if( b_is_dir )
    {
#ifdef _WIN32
        free( p_sys );
        free( psz_uri );
        vlc_UrlClean( &url );
        return VLC_EGENERIC;
#else
        p_sys->url = url;
        p_access->pf_readdir = DirRead;
        p_access->pf_control = DirControl;
        i_smb = smbc_opendir( psz_uri );
        i_size = 0;
#endif
    }
    else
    {
        ACCESS_SET_CALLBACKS( Read, NULL, Control, Seek );
        i_smb = smbc_open( psz_uri, O_RDONLY, 0 );
        i_size = filestat.st_size;
    }
    free( psz_uri );

    if( i_smb < 0 )
    {
        msg_Err( p_access, "open failed for '%s' (%s)",
                 p_access->psz_location, vlc_strerror_c(errno) );
        vlc_UrlClean( &p_sys->url );
        free( p_sys );
        return VLC_EGENERIC;
    }

    p_sys->size = i_size;
    p_sys->i_smb = i_smb;

    return VLC_SUCCESS;
}
Ejemplo n.º 14
0
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;
}
Ejemplo n.º 15
0
/*****************************************************************************
 * access_New:
 *****************************************************************************/
static access_t *access_New(vlc_object_t *parent, input_thread_t *input,
                            const char *mrl)
{
    char *redirv[MAX_REDIR];
    unsigned redirc = 0;

    access_t *access = vlc_custom_create(parent, sizeof (*access), "access");
    if (unlikely(access == NULL))
        return NULL;

    access->p_input = input;
    access->psz_access = NULL;
    access->psz_url = strdup(mrl);
    access->psz_filepath = NULL;
    access->pf_read = NULL;
    access->pf_block = NULL;
    access->pf_readdir = NULL;
    access->pf_seek = NULL;
    access->pf_control = NULL;
    access->p_sys = NULL;
    access_InitFields(access);

    if (unlikely(access->psz_url == NULL))
        goto error;

    while (redirc < MAX_REDIR)
    {
        char *url = access->psz_url;
        msg_Dbg(access, "creating access: %s", url);

        const char *p = strstr(url, "://");
        if (p == NULL)
            goto error;

        access->psz_access = strndup(url, p - url);
        if (unlikely(access->psz_access == NULL))
            goto error;

        access->psz_location = p + 3;
        access->psz_filepath = get_path(access->psz_location);
        if (access->psz_filepath != NULL)
            msg_Dbg(access, " (path: %s)", access->psz_filepath);

        access->p_module = module_need(access, "access", access->psz_access,
                                       true);
        if (access->p_module != NULL) /* success */
        {
            while (redirc > 0)
                free(redirv[--redirc]);

            assert(access->pf_control != NULL);
            return access;
        }

        if (access->psz_url == url) /* failure (no redirection) */
            goto error;

        /* redirection */
        msg_Dbg(access, "redirecting to: %s", access->psz_url);
        redirv[redirc++] = url;

        for (unsigned j = 0; j < redirc; j++)
            if (!strcmp(redirv[j], access->psz_url))
            {
                msg_Err(access, "redirection loop");
                goto error;
            }
    }

    msg_Err(access, "too many redirections");
error:
    while (redirc > 0)
        free(redirv[--redirc]);
    free(access->psz_filepath);
    free(access->psz_url);
    free(access->psz_access);
    vlc_object_release(access);
    return NULL;
}
Ejemplo n.º 16
0
/*****************************************************************************
 * Open: Initialize module's data structures and libdsm
 *****************************************************************************/
static int Open( vlc_object_t *p_this )
{
    access_t     *p_access = (access_t*)p_this;
    access_sys_t *p_sys;
    smb_stat st;

    /* Init p_access */
    access_InitFields( p_access );
    p_sys = p_access->p_sys = (access_sys_t*)calloc( 1, sizeof( access_sys_t ) );
    if( p_access->p_sys == NULL )
        return VLC_ENOMEM;

    p_sys->p_ns = netbios_ns_new();
    if( p_sys->p_ns == NULL )
        goto error;

    p_sys->p_session = smb_session_new();
    if( p_sys->p_session == NULL )
        goto error;

    char *psz_decoded_location = vlc_uri_decode_duplicate( p_access->psz_location );
    if( psz_decoded_location == NULL )
        goto error;
    vlc_UrlParse( &p_sys->url, psz_decoded_location );
    free( psz_decoded_location );
    if( get_address( p_access ) != VLC_SUCCESS )
        goto error;

    msg_Dbg( p_access, "Session: Host name = %s, ip = %s", p_sys->netbios_name,
             inet_ntoa( p_sys->addr ) );

    /* Now that we have the required data, let's establish a session */
    if( !smb_session_connect( p_sys->p_session, p_sys->netbios_name,
                              p_sys->addr.s_addr, SMB_TRANSPORT_TCP ) )
    {
        msg_Err( p_access, "Unable to connect/negotiate SMB session");
        goto error;
    }

    get_path( p_access );

    if( login( p_access ) != VLC_SUCCESS )
    {
        msg_Err( p_access, "Unable to open file with path %s (in share %s)",
                 p_sys->psz_path, p_sys->psz_share );
        goto error;
    }

    /* If there is no shares, browse them */
    if( !p_sys->psz_share )
        return BrowserInit( p_access );

    assert(p_sys->i_fd > 0);

    msg_Dbg( p_access, "Path: Share name = %s, path = %s", p_sys->psz_share,
             p_sys->psz_path );

    st = smb_stat_fd( p_sys->p_session, p_sys->i_fd );
    if( smb_stat_get( st, SMB_STAT_ISDIR ) )
    {
        smb_fclose( p_sys->p_session, p_sys->i_fd );
        return BrowserInit( p_access );
    }

    msg_Dbg( p_access, "Successfully opened smb://%s", p_access->psz_location );

    ACCESS_SET_CALLBACKS( Read, NULL, Control, Seek );
    return VLC_SUCCESS;

    error:
        Close( p_this );
        return VLC_EGENERIC;
}
int DirInit (access_t *p_access, DIR *handle)
{
    access_sys_t *p_sys = malloc (sizeof (*p_sys));
    if (unlikely(p_sys == NULL))
        goto error;

    char *uri;
    if (!strcmp (p_access->psz_access, "fd"))
    {
        if (asprintf (&uri, "fd://%s", p_access->psz_location) == -1)
            uri = NULL;
    }
    else
        uri = vlc_path2uri (p_access->psz_filepath, "file");
    if (unlikely(uri == NULL))
        goto error;

    /* "Open" the base directory */
    directory_t *root = malloc (sizeof (*root));
    if (unlikely(root == NULL))
    {
        free (uri);
        goto error;
    }

    char *psz_sort = var_InheritString (p_access, "directory-sort");
    if (!psz_sort)
        p_sys->compar = collate;
    else if (!strcasecmp (psz_sort, "version"))
        p_sys->compar = version;
    else if (!strcasecmp (psz_sort, "none"))
        p_sys->compar = NULL;
    else
        p_sys->compar = collate;
    free(psz_sort);

    root->parent = NULL;
    root->handle = handle;
    root->uri = uri;
    root->filec = vlc_loaddir (handle, &root->filev, visible, p_sys->compar);
    if (root->filec < 0)
        root->filev = NULL;
    root->i = 0;
#ifdef HAVE_OPENAT
    struct stat st;
    if (fstat (dirfd (handle), &st))
    {
        free (root);
        free (uri);
        goto error;
    }
    root->device = st.st_dev;
    root->inode = st.st_ino;
#else
    root->path = strdup (p_access->psz_filepath);
#endif

    p_access->p_sys = p_sys;
    p_sys->current = root;
    p_sys->ignored_exts = var_InheritString (p_access, "ignore-filetypes");
    p_sys->header = true;
    p_sys->i_item_count = 0;
    p_sys->xspf_ext = strdup ("");

    /* Handle mode */
    char *psz = var_InheritString (p_access, "recursive");
    if (psz == NULL || !strcasecmp (psz, "none"))
        p_sys->mode = MODE_NONE;
    else if( !strcasecmp( psz, "collapse" )  )
        p_sys->mode = MODE_COLLAPSE;
    else
        p_sys->mode = MODE_EXPAND;
    free( psz );

    access_InitFields(p_access);
    p_access->pf_read  = NULL;
    p_access->pf_block = DirBlock;
    p_access->pf_seek  = NULL;
    p_access->pf_control= DirControl;
    free (p_access->psz_demux);
    p_access->psz_demux = strdup ("xspf-open");

    return VLC_SUCCESS;

error:
    closedir (handle);
    free (p_sys);
    return VLC_EGENERIC;
}
Ejemplo n.º 18
0
Archivo: avio.c Proyecto: chucolin/vlc
int OpenAvio(vlc_object_t *object)
{
    access_t *access = (access_t*)object;
    access_sys_t *sys = malloc(sizeof(*sys));
    if (!sys)
        return VLC_ENOMEM;
    sys->context = NULL;

    /* We accept:
     * - avio://full_url
     * - url (only a subset of available protocols).
     */
    char *url;
    if (!strcmp(access->psz_access, "avio"))
        url = strdup(access->psz_location);
    else if (asprintf(&url, "%s://%s", access->psz_access,
                      access->psz_location) < 0)
        url = NULL;

    if (!url) {
        free(sys);
        return VLC_ENOMEM;
    }

    /* */
    vlc_init_avformat(object);

    int ret;
#if LIBAVFORMAT_VERSION_MAJOR < 54
    ret = avio_open(&sys->context, url, AVIO_FLAG_READ);
#else
    AVIOInterruptCB cb = {
        .callback = UrlInterruptCallback,
        .opaque = access,
    };
    AVDictionary *options = NULL;
    char *psz_opts = var_InheritString(access, "avio-options");
    if (psz_opts && *psz_opts) {
        options = vlc_av_get_options(psz_opts);
        free(psz_opts);
    }
    ret = avio_open2(&sys->context, url, AVIO_FLAG_READ, &cb, &options);
    AVDictionaryEntry *t = NULL;
    while ((t = av_dict_get(options, "", t, AV_DICT_IGNORE_SUFFIX)))
        msg_Err( access, "unknown option \"%s\"", t->key );
    av_dict_free(&options);
#endif
    if (ret < 0) {
        errno = AVUNERROR(ret);
        msg_Err(access, "Failed to open %s: %m", url);
        free(url);
        goto error;
    }
    free(url);

#if LIBAVFORMAT_VERSION_MAJOR < 54
    /* We can accept only one active user at any time */
    if (SetupAvioCb(VLC_OBJECT(access))) {
        msg_Err(access, "Module aready in use");
        avio_close(sys->context);
        goto error;
    }
#endif

    int64_t size = avio_size(sys->context);
    bool seekable;
#if LIBAVFORMAT_VERSION_MAJOR < 54
    seekable = !sys->context->is_streamed;
#else
    seekable = sys->context->seekable;
#endif
    msg_Dbg(access, "%sseekable, size=%"PRIi64, seekable ? "" : "not ", size);
    sys->size = size > 0 ? size : 0;

    /* */
    access_InitFields(access);

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

    return VLC_SUCCESS;

error:
    free(sys);
    return VLC_EGENERIC;
}