Added plugin-defined sources

1 files changed, 45 insertions, 48 deletions

diff --git a/sources.c b/sources.c
index 65002a5a..66d441d7 100644
--- a/sources.c
+++ b/sources.c
@@ -4,11 +4,10 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: sources.c 1.4 2008/02/10 14:07:26 kls Exp $
+ * $Id: sources.c 2.1 2010/02/28 12:00:31 kls Exp $
  */
 
 #include "sources.h"
-#include <ctype.h>
 
 // --- cSource ---------------------------------------------------------------
 
@@ -18,6 +17,12 @@ cSource::cSource(void)
   description = NULL;
 }
 
+cSource::cSource(char Source, const char *Description)
+{
+  code = int(Source) << 24;
+  description = strdup(Description);
+}
+
 cSource::~cSource()
 {
   free(description);
@@ -36,58 +41,50 @@ cString cSource::ToString(int Code)
 {
   char buffer[16];
   char *q = buffer;
-  switch (Code & st_Mask) {
-    case stCable: *q++ = 'C'; break;
-    case stSat:   *q++ = 'S';
-                  {
-                    int pos = Code & ~st_Mask;
-                    q += snprintf(q, sizeof(buffer) - 2, "%u.%u", (pos & ~st_Neg) / 10, (pos & ~st_Neg) % 10); // can't simply use "%g" here since the silly 'locale' messes up the decimal point
-                    *q++ = (Code & st_Neg) ? 'E' : 'W';
-                  }
-                  break;
-    case stTerr:  *q++ = 'T'; break;
-    default:      *q++ = Code + '0'; // backward compatibility
-    }
+  *q++ = (Code & st_Mask) >> 24;
+  int n = (Code & st_Pos);
+  if (n > 0x00007FFF)
+     n |= 0xFFFF0000;
+  if (n) {
+     q += snprintf(q, sizeof(buffer) - 2, "%u.%u", abs(n) / 10, abs(n) % 10); // can't simply use "%g" here since the silly 'locale' messes up the decimal point
+     *q++ = (n < 0) ? 'E' : 'W';
+     }
   *q = 0;
   return buffer;
 }
 
 int cSource::FromString(const char *s)
 {
-  int type = stNone;
-  switch (toupper(*s)) {
-    case 'C': type = stCable; break;
-    case 'S': type = stSat;   break;
-    case 'T': type = stTerr;  break;
-    case '0' ... '9': type = *s - '0'; break; // backward compatibility
-    default: esyslog("ERROR: unknown source key '%c'", *s);
-             return stNone;
-    }
-  int code = type;
-  if (type == stSat) {
-     int pos = 0;
-     bool dot = false;
-     bool neg = false;
-     while (*++s) {
-           switch (toupper(*s)) {
-             case '0' ... '9': pos *= 10;
-                               pos += *s - '0';
-                               break;
-             case '.':         dot = true;
-                               break;
-             case 'E':         neg = true; // fall through to 'W'
-             case 'W':         if (!dot)
-                                  pos *= 10;
-                               break;
-             default: esyslog("ERROR: unknown source character '%c'", *s);
-                      return stNone;
-             }
-           }
-     if (neg)
-        pos |= st_Neg;
-     code |= pos;
+  if ('A' <= *s && *s <= 'Z') {
+     int code = int(*s) << 24;
+     if (code == stSat) {
+        int pos = 0;
+        bool dot = false;
+        bool neg = false;
+        while (*++s) {
+              switch (*s) {
+                case '0' ... '9': pos *= 10;
+                                  pos += *s - '0';
+                                  break;
+                case '.':         dot = true;
+                                  break;
+                case 'E':         neg = true; // fall through to 'W'
+                case 'W':         if (!dot)
+                                     pos *= 10;
+                                  break;
+                default: esyslog("ERROR: unknown source character '%c'", *s);
+                         return stNone;
+                }
+              }
+        if (neg)
+           pos = -pos;
+        code |= (pos & st_Pos);
+        }
+     return code;
      }
-  return code;
+  else
+    esyslog("ERROR: unknown source key '%c'", *s);
+  return stNone;
 }
 
 int cSource::FromData(eSourceType SourceType, int Position, bool East)
@@ -95,7 +92,7 @@ int cSource::FromData(eSourceType SourceType, int Position, bool East)
   int code = SourceType;
   if (SourceType == stSat) {
      if (East)
-        code |= st_Neg;
+        Position = -Position;
      code |= (Position & st_Pos);;
      }
   return code;