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cam: PMT_REPLY parsing

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This commit is contained in:
Edward Hervey 2012-06-29 18:01:15 +02:00
parent dfdbb87813
commit 25cb359ddb
1 changed files with 44 additions and 0 deletions
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44
sys/dvb/camconditionalaccess.c
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@ -190,6 +190,46 @@ handle_conditional_access_info_reply (CamConditionalAccess * cas,
return CAM_RETURN_OK; return CAM_RETURN_OK;
} }
static CamReturn
handle_conditional_access_pmt_reply (CamConditionalAccess * cas,
CamSLSession * session, guint8 * buffer, guint length)
{
guint16 program_num;
guint8 version_num, current_next_indicator;
GST_INFO ("conditional access PMT reply");
program_num = GST_READ_UINT16_BE (buffer);
buffer += 2;
GST_INFO ("program_number : %d", program_num);
version_num = *buffer >> 1 & 0x1f;
current_next_indicator = *buffer & 0x1;
buffer++;
GST_INFO ("version_num:%d, current_next_indicator:%d",
version_num, current_next_indicator);
GST_INFO ("CA_enable : %d (0x%x)", *buffer >> 7 ? *buffer & 0x7f : 0,
*buffer);
buffer++;
length -= 4;
while (length > 0) {
guint16 PID = GST_READ_UINT16_BE (buffer);
buffer += 2;
GST_INFO ("PID 0x%x CA_enable : %d (0x%x)", PID,
*buffer >> 7 ? *buffer & 0x7f : 0, *buffer);
buffer++;
length -= 3;
}
return CAM_RETURN_OK;
}
static CamReturn static CamReturn
data_impl (CamALApplication * application, CamSLSession * session, data_impl (CamALApplication * application, CamSLSession * session,
guint tag, guint8 * buffer, guint length) guint tag, guint8 * buffer, guint length)
@ -201,7 +241,11 @@ data_impl (CamALApplication * application, CamSLSession * session,
case TAG_CONDITIONAL_ACCESS_INFO_REPLY: case TAG_CONDITIONAL_ACCESS_INFO_REPLY:
ret = handle_conditional_access_info_reply (cas, session, buffer, length); ret = handle_conditional_access_info_reply (cas, session, buffer, length);
break; break;
case TAG_CONDITIONAL_ACCESS_PMT_REPLY:
ret = handle_conditional_access_pmt_reply (cas, session, buffer, length);
break;
default: default:
GST_WARNING ("Got unknown callback, tag 0x%x", tag);
g_return_val_if_reached (CAM_RETURN_ERROR); g_return_val_if_reached (CAM_RETURN_ERROR);
} }