bool opentv_read_channels_bat (unsigned char *data, unsigned int length)
{
unsigned short int bouquet_descriptors_length = ((data[8] & 0x0f) << 8) | data[9];
unsigned short int transport_stream_loop_length = ((data[bouquet_descriptors_length + 10] & 0x0f) << 8) | data[bouquet_descriptors_length + 11];
unsigned int offset1 = bouquet_descriptors_length + 12;
bool ret = false;
while (transport_stream_loop_length > 0)
{
unsigned short int tid = (data[offset1] << 8) | data[offset1 + 1];
unsigned short int nid = (data[offset1 + 2] << 8) | data[offset1 + 3];
unsigned short int transport_descriptor_length = ((data[offset1 + 4] & 0x0f) << 8) | data[offset1 + 5];
unsigned int offset2 = offset1 + 6;
offset1 += (transport_descriptor_length + 6);
transport_stream_loop_length -= (transport_descriptor_length + 6);
while (transport_descriptor_length > 0)
{
unsigned char descriptor_tag = data[offset2];
unsigned char descriptor_length = data[offset2 + 1];
unsigned int offset3 = offset2 + 2;
offset2 += (descriptor_length + 2);
transport_descriptor_length -= (descriptor_length + 2);
if (descriptor_tag == 0xb1)
{
offset3 += 2;
descriptor_length -= 2;
while (descriptor_length > 0)
{
unsigned short int channel_id;
//unsigned short int sky_id;
channel_id = (data[offset3 + 3] << 8) | data[offset3 + 4];
//sky_id = ( data[offset3+5] << 8 ) | data[offset3+6];
if (channels[channel_id] == NULL)
{
channels[channel_id] = epgdb_channels_add (nid, tid, (data[offset3] << 8) | data[offset3 + 1]);
ch_count++;
ret = true;
}
offset3 += 9;
descriptor_length -= 9;
}
}
}
}
return ret;
}
bool dbmerge_merge (FILE *fd_h, FILE *fd_d, void(*progress_callback)(int, int))
{
char tmp[256];
unsigned char revision;
int channels_count, i, j, aliases_groups_count, indexes_count;
time_t now = time (NULL);
/* read headers */
fread (tmp, strlen (MAGIC_HEADERS), 1, fd_h);
if (memcmp (tmp, MAGIC_HEADERS, strlen (MAGIC_HEADERS)) != 0)
{
log_add ("Bad magic header");
return false;
}
fread (&revision, sizeof (unsigned char), 1, fd_h);
if (revision != DB_REVISION)
{
log_add ("Bad db revision");
return false;
}
fseek (fd_h, 22, SEEK_SET);
fread (&channels_count, sizeof (int), 1, fd_h);
for (i=0; i<channels_count; i++)
{
int titles_count;
epgdb_channel_t *tmp;
epgdb_channel_t *channel, *channel_tmp;
channel_tmp = _malloc (sizeof (epgdb_channel_t));
fread (channel_tmp, sizeof (epgdb_channel_header_t), 1, fd_h);
channel = epgdb_channels_add (channel_tmp->nid, channel_tmp->tsid, channel_tmp->sid);
_free (channel_tmp);
fread (&titles_count, sizeof (int), 1, fd_h);
for (j=0; j<titles_count; j++)
{
char *desc, *ldesc;
epgdb_title_t *title = _malloc (sizeof (epgdb_title_t));
fread (title, sizeof (epgdb_title_header_t), 1, fd_h);
desc = dbmerge_read_description (fd_d, title);
ldesc = dbmerge_read_long_description (fd_d, title);
title = epgdb_titles_add (channel, title);
epgdb_titles_set_description(title, desc);
epgdb_titles_set_long_description(title, ldesc);
_free (desc);
_free (ldesc);
}
if (progress_callback)
progress_callback (i, channels_count);
}
return true;
}
