1 files changed, 89 insertions, 0 deletions
diff --git a/fig0_5.cpp b/fig0_5.cpp
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+++ b/fig0_5.cpp
@@ -0,0 +1,89 @@
+/*
+    Copyright (C) 2014 CSP Innovazione nelle ICT s.c.a r.l. (http://www.csp.it/)
+    Copyright (C) 2016 Matthias P. Braendli (http://www.opendigitalradio.org)
+    Copyright (C) 2015 Data Path
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+    Authors:
+         Sergio Sagliocco <sergio.sagliocco@csp.it>
+         Matthias P. Braendli <matthias@mpb.li>
+                   / |  |-  ')|)  |-|_ _ (|,_   .|  _  ,_ \
+         Data Path \(|(||_(|/_| (||_||(a)_||||(|||.(_()|||/
+
+*/
+
+#include "figs.hpp"
+#include <cstdio>
+#include <cstring>
+#include <map>
+
+// FIG 0/5 Service component language
+// ETSI EN 300 401 8.1.2
+void fig0_5(fig0_common_t& fig0, int indent)
+{
+    uint16_t SCId;
+    uint8_t i = 1, SubChId, FIDCId, Language, Rfa;
+    char tmpbuf[256];
+    char desc[256];
+    bool LS_flag, MSC_FIC_flag;
+
+    uint8_t* f = fig0.f;
+
+    while (i < (fig0.figlen - 1)) {
+        // iterate over service component language
+        LS_flag = f[i] >> 7;
+        if (LS_flag == 0) {
+            // Short form (L/S = 0)
+            MSC_FIC_flag = (f[i] >> 6) & 0x01;
+            Language = f[i+1];
+            if (MSC_FIC_flag == 0) {
+                // 0: MSC in Stream mode and SubChId identifies the sub-channel
+                SubChId = f[i] & 0x3F;
+                sprintf(desc, "L/S flag=%d short form, MSC/FIC flag=%d MSC, SubChId=0x%X, Language=0x%X %s",
+                        LS_flag, MSC_FIC_flag, SubChId, Language,
+                        get_language_name(Language));
+            }
+            else {
+                // 1: FIC and FIDCId identifies the component
+                FIDCId = f[i] & 0x3F;
+                sprintf(desc, "L/S flag=%d short form, MSC/FIC flag=%d FIC, FIDCId=0x%X, Language=0x%X %s",
+                        LS_flag, MSC_FIC_flag, FIDCId, Language,
+                        get_language_name(Language));
+            }
+            printbuf(desc, indent+1, NULL, 0);
+            i += 2;
+        }
+        else {
+            // Long form (L/S = 1)
+            if (i < (fig0.figlen - 2)) {
+                Rfa = (f[i] >> 4) & 0x07;
+                SCId = (((uint16_t)f[i] & 0x0F) << 8) | (uint16_t)f[i+1];
+                Language = f[i+2];
+                sprintf(desc, "L/S flag=%d long form", LS_flag);
+                if (Rfa != 0) {
+                    sprintf(tmpbuf, ", Rfa=%d invalid value", Rfa);
+                    strcat(desc, tmpbuf);
+                }
+                sprintf(tmpbuf, ", SCId=0x%X, Language=0x%X %s",
+                        SCId, Language,
+                        get_language_name(Language));
+                strcat(desc, tmpbuf);
+                printbuf(desc, indent+1, NULL, 0);
+            }
+            i += 3;
+        }
+    }
+}
+