//parse LCN descriptor
INT32 si_on_lcn_desc(UINT8 tag, UINT8 length, UINT8 *data, void *priv)
{
struct nit_section_info *n_info = (struct nit_section_info *)priv;
if (n_info->s_nr==PSI_MODULE_MAX_NIT_SINFO_NUMBER)
{
SN_PRINTF("%s: maximum lcn collected!\n", __FUNCTION__);
return SI_SUCCESS;
}
//must follow private data specifier descriptor
#if(PRIVATE_DATA_SPEC != INVALID_PRIVATE_DATA_SPEC)
if(n_info->priv_spec != PRIVATE_DATA_SPEC)
return SI_SUCCESS;
#endif
//parse lcn loop
while (length >= 4)
{
#ifdef SUPPORT_FRANCE_HD
UINT16 i;
for(i=0; i<n_info->s_nr; i++)
{
if(n_info->s_info[i].sid == ((data[0]<<8)|data[1]))
break;
}
if(i == n_info->s_nr)
{
n_info->s_info[n_info->s_nr].onid = n_info->onid;
n_info->s_info[n_info->s_nr].tsid = n_info->tsid;
n_info->s_info[n_info->s_nr].sid = (data[0]<<8)|data[1];
n_info->s_info[n_info->s_nr].lcn = ((data[2]&0x03)<<8)|data[3];
#ifdef ITALY_HD_BOOK_SUPPORT
n_info->s_info[n_info->s_nr].visible_service_flag = (data[2] >> 7);
#endif
SN_PRINTF("LCN[%d]: %d - onid: 0x%X, tsid: 0x%X, sid: 0x%X\n",
n_info->s_nr,
n_info->s_info[n_info->s_nr].lcn,
n_info->s_info[n_info->s_nr].onid,
n_info->s_info[n_info->s_nr].tsid,
n_info->s_info[n_info->s_nr].sid
);
n_info->s_nr ++;
}
else
{
INT32 si_on_HDsimulLCN_desc(UINT8 tag, UINT8 length, UINT8 *data, void *priv)
{
struct nit_section_info *n_info = (struct nit_section_info *)priv;
if (n_info->s_nr==PSI_MODULE_MAX_NIT_SINFO_NUMBER)
{
SN_PRINTF("%s: maximum lcn collected!\n", __FUNCTION__);
return SI_SUCCESS;
}
//must follow private data specifier descriptor
#if(PRIVATE_DATA_SPEC != INVALID_PRIVATE_DATA_SPEC)
if(n_info->priv_spec != PRIVATE_DATA_SPEC)
return SI_SUCCESS;
#endif
//parse lcn loop
while (length >= 4)
{
n_info->hd_info[n_info->hd_nr].onid = n_info->onid;
n_info->hd_info[n_info->hd_nr].tsid = n_info->tsid;
n_info->hd_info[n_info->hd_nr].sid = (data[0]<<8)|data[1];
n_info->hd_info[n_info->hd_nr].hd_lcn = ((data[2]&0x03)<<8)|data[3];
SN_PRINTF("tag=%x,LCN[%d]: %d - onid: 0x%X, tsid: 0x%X, sid: 0x%X\n",
tag,
n_info->hd_nr,
n_info->hd_info[n_info->hd_nr].hd_lcn,
n_info->hd_info[n_info->hd_nr].onid,
n_info->hd_info[n_info->hd_nr].tsid,
n_info->hd_info[n_info->hd_nr].sid
);
n_info->hd_nr ++;
if (n_info->hd_nr==PSI_MODULE_MAX_NIT_SINFO_NUMBER)
{
SN_PRINTF("%s: maximum hd_simul_lcn collected!\n", __FUNCTION__);
return SI_SUCCESS;
}
data += 4;
length -= 4;
}
return SI_SUCCESS;
}
INT32 si_on_service_list_desc(UINT8 tag, UINT8 length, UINT8 *data, void *priv)
{
struct nit_section_info *n_info = (struct nit_section_info *)priv;
INT16 i;
if (n_info->s_nr==PSI_MODULE_MAX_NIT_SINFO_NUMBER)
{
SN_PRINTF("%s: maximum lcn collected!\n", __FUNCTION__);
return SI_SUCCESS;
}
//parse lcn loop
while (length >= 3)
{
for(i=0; i<n_info->s_nr; i++)
{
if(n_info->s_info[i].sid == ((data[0]<<8)|data[1]))
break;
}
if(i == n_info->s_nr)
{
n_info->s_info[n_info->s_nr].onid = n_info->onid;
n_info->s_info[n_info->s_nr].tsid = n_info->tsid;
n_info->s_info[n_info->s_nr].sid = (data[0]<<8)|data[1];
n_info->s_nr ++;
}
if (n_info->s_nr==PSI_MODULE_MAX_NIT_SINFO_NUMBER)
{
SN_PRINTF("%s: maximum lcn collected!\n", __FUNCTION__);
return SI_SUCCESS;
}
data += 3;
length -= 3;
}
return SI_SUCCESS;
}
INT32 si_nit_parser(UINT8 *data, INT32 len, struct section_parameter *param)
{
INT32 i, ret, dloop_len;
struct network_descriptor *nw_desc;
struct nit_section_info *n_info = (struct nit_section_info *)param->priv;
struct transport_stream_info *ts_info;
if (data == NULL) {
n_info->xp_nr = 0;
return SI_SUCCESS;
}
#if(defined( _MHEG5_ENABLE_) || defined( _MHEG5_V20_ENABLE_)||defined(SUPPORT_FRANCE_HD))
//network_id
n_info->net_id = (data[3]<<8) | data[4];
#endif
#ifdef SUPPORT_FRANCE_HD
n_info->version_num = (data[5]&0x3e)>>1;
#endif
nw_desc = &((struct nit_section *)data)->network;
dloop_len = SI_MERGE_HL8(nw_desc->network_descriptor_length);
if (n_info->lp1_nr&&(dloop_len>0)) {
#ifdef AUTO_OTA
ret = desc_loop_parser(nw_desc->descriptor, dloop_len,
n_info->loop1, n_info->lp1_nr, &n_info->p_firstloopinfo.descriptors_parse_stat, n_info);
#else
ret = desc_loop_parser(nw_desc->descriptor, dloop_len,
n_info->loop1, n_info->lp1_nr, NULL, n_info);
#endif
if (ret != SI_SUCCESS) {
SN_PRINTF("%s: loop1 parse failure!\n",
__FUNCTION__);
return ret;
}
#ifdef AUTO_OTA
if(0 == (&n_info->p_firstloopinfo.descriptors_parse_stat)&(1<<NIT_LINKAGE_EXIST_BIT))
set_linkagetype09_exist(0);
#endif
}
if (n_info->lp2_nr==0) {
return SI_SUCCESS;
}
for(i=sizeof(struct nit_section)+dloop_len-4; i<len-4;
i += sizeof(struct transport_stream_info)+dloop_len) {
ts_info = (struct transport_stream_info *)(data+i);
n_info->tsid = SI_MERGE_UINT16(ts_info->transport_stream_id);
n_info->onid = SI_MERGE_UINT16(ts_info->original_network_id);
dloop_len = SI_MERGE_HL8(ts_info->transport_stream_length);
if (dloop_len>0) {
ret = desc_loop_parser(ts_info->descriptor,
dloop_len, n_info->loop2, n_info->lp2_nr, NULL, n_info);
if (ret != SI_SUCCESS) {
SN_PRINTF("%s: loop2 parse failure!\n",
__FUNCTION__);
return ret;
}
}
}
return SI_SUCCESS;
}
// get LCN from NIT
INT32 si_nit_get_info(struct nit_section_info *nsi,
UINT16 onid, UINT16 tsid, PROG_INFO *pg)
{
INT32 i;
#ifdef SUPPORT_FRANCE_HD
for(i=0; i<nsi->s_nr; i++)
{
if ((nsi->s_info[i].sid == pg->prog_number)
&&(nsi->s_info[i].tsid == tsid)
&&(nsi->s_info[i].onid == onid))
{
pg->lcn = nsi->s_info[i].lcn;
if(nsi->s_info[i].lcn== 0) //for DTG test SI05
pg->lcn_true = FALSE;
else
pg->lcn_true = TRUE;
SN_PRINTF("found lcn: %d\n",pg->lcn);
//return SI_SUCCESS;
}
}
SN_PRINTF("not found lcn of prog 0x%X!!\n",pg->prog_number);
for(i=0; i<nsi->hd_nr; i++)
{
if ((nsi->hd_info[i].sid == pg->prog_number)
&&(nsi->hd_info[i].tsid == tsid)
&&(nsi->hd_info[i].onid == onid))
{
pg->hd_lcn = nsi->hd_info[i].hd_lcn;
if(nsi->hd_info[i].hd_lcn== 0) //for DTG test SI05
pg->hd_lcn_true = FALSE;
else
{
pg->hd_lcn_true = TRUE;
SN_PRINTF("found hd_lcn: %d,hd_lcn=%x\n",pg->hd_lcn,pg->hd_lcn_true );
}
return SI_SUCCESS;
}
}
SN_PRINTF("not found lcn of prog 0x%X!!\n",pg->prog_number);
#else
for(i=0; i<nsi->s_nr; i++)
{
if ((nsi->s_info[i].sid == pg->prog_number)
&&(nsi->s_info[i].tsid == tsid)
&&(nsi->s_info[i].onid == onid))
{
pg->lcn = nsi->s_info[i].lcn;
if(nsi->s_info[i].lcn== 0) //for DTG test SI05
pg->lcn_true = FALSE;
else
pg->lcn_true = TRUE;
SN_PRINTF("found lcn: %d\n",pg->lcn);
return SI_SUCCESS;
}
}
SN_PRINTF("not found lcn of prog 0x%X!!\n",pg->prog_number);
#endif
return ERR_FAILUE;
}
