From: Jaroslav Kysela <perex@perex.cz>
Date: Tue, 19 Dec 2017 14:06:22 +0000 (+0100)
Subject: capmt: the enigma2-like descriptors have limit for 8 adapters, use pc-type descriptor... 
X-Git-Tag: v4.2.6~55
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2d102d709da429cb9c9ec2e8795c3b4412cbced1;p=thirdparty%2Ftvheadend.git

capmt: the enigma2-like descriptors have limit for 8 adapters, use pc-type descriptors for adapters 8+, issue #4793
---

diff --git a/src/descrambler/capmt.c b/src/descrambler/capmt.c
index d6bd47635..0bf39587b 100644
--- a/src/descrambler/capmt.c
+++ b/src/descrambler/capmt.c
@@ -2019,7 +2019,9 @@ capmt_send_request(capmt_service_t *ct, int lm)
   uint16_t pmtpid = t->s_pmt_pid;
   uint16_t transponder = t->s_dvb_mux->mm_tsid;
   uint16_t onid = t->s_dvb_mux->mm_onid;
-  int adapter_num = ct->ct_adapter;
+  const int adapter_num = ct->ct_adapter;
+  const int wrapper = capmt->capmt_oscam == CAPMT_OSCAM_SO_WRAPPER;
+  const int pc_desc = !wrapper && adapter_num >= 8;
 
   /* buffer for capmt */
   int pos = 0, pos2;
@@ -2041,6 +2043,14 @@ capmt_send_request(capmt_service_t *ct, int lm)
   buf[pos++] = 1; /* OK DESCRAMBLING, skipped for parse_descriptors, but */
                   /* mandatory for getDemuxOptions() */
 
+  if (pc_desc) {
+    /* build SI tag */
+    buf[pos++] = CAPMT_DESC_DEMUX;
+    buf[pos++] = 2;
+    buf[pos++] = 0;
+    buf[pos++] = adapter_num;
+  }
+
   /* build SI tag */
   buf[pos++] = CAPMT_DESC_ENIGMA;
   buf[pos++] = 8;
@@ -2054,10 +2064,12 @@ capmt_send_request(capmt_service_t *ct, int lm)
   buf[pos++] = onid;
 
   /* build SI tag */
-  buf[pos++] = CAPMT_DESC_DEMUX;
-  buf[pos++] = 2;
-  buf[pos++] = 1 << adapter_num;
-  buf[pos++] = capmt->capmt_oscam == CAPMT_OSCAM_SO_WRAPPER ? adapter_num : 0;
+  if (wrapper || !pc_desc) {
+    buf[pos++] = CAPMT_DESC_DEMUX;
+    buf[pos++] = 2;
+    buf[pos++] = 1 << adapter_num;
+    buf[pos++] = wrapper ? adapter_num : 0;
+  }
 
   /* build SI tag */
   buf[pos++] = CAPMT_DESC_PID;
@@ -2065,7 +2077,7 @@ capmt_send_request(capmt_service_t *ct, int lm)
   buf[pos++] = pmtpid >> 8;
   buf[pos++] = pmtpid;
 
-  if (capmt->capmt_oscam != CAPMT_OSCAM_SO_WRAPPER) {
+  if (!wrapper && !pc_desc) {
     /* build SI tag */
     buf[pos++] = CAPMT_DESC_ADAPTER;
     buf[pos++] = 1;