Fixed silc_time_value, added silc_timezone.

[silc.git] / lib / silcutil / silctime.c

diff --git a/lib/silcutil/silctime.c b/lib/silcutil/silctime.c
index 52c356fd8e656efaa11a22bfdab88d612b43d8bf..4444e4e8a5cb2e7074d1a8c02b19b7c35a97d3fa 100644 (file)
--- a/lib/silcutil/silctime.c
+++ b/lib/silcutil/silctime.c
@@ -4,7 +4,7 @@
 
   Author: Pekka Riikonen <priikone@silcnet.org>
 
-  Copyright (C) 2003 - 2006 Pekka Riikonen
+  Copyright (C) 2003 - 2007 Pekka Riikonen
 
   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
@@ -106,6 +106,7 @@ SilcBool silc_time_value(SilcInt64 time_val, SilcTime ret_time)
 {
   struct tm *time;
   unsigned int msec = 0;
+  time_t timeval;
 
   if (!ret_time)
     return TRUE;
@@ -113,10 +114,10 @@ SilcBool silc_time_value(SilcInt64 time_val, SilcTime ret_time)
   if (!time_val)
     time_val = silc_time_msec();
 
-  msec = time_val % 1000;
-  time_val /= 1000;
+  msec = (SilcUInt64)time_val % (SilcUInt64)1000;
+  timeval = (time_t)((SilcUInt64)time_val / (SilcUInt64)1000);
 
-  time = localtime((time_t *)&time_val);
+  time = localtime(&timeval);
   if (!time)
     return FALSE;
 
@@ -146,6 +147,31 @@ SilcBool silc_time_value(SilcInt64 time_val, SilcTime ret_time)
   return TRUE;
 }
 
+/* Returns timezone */
+
+SilcBool silc_timezone(char *timezone, SilcUInt32 timezone_size)
+{
+  SilcTimeStruct curtime;
+
+  if (timezone_size < 6)
+    return FALSE;
+  
+  if (!silc_time_value(0, &curtime))
+    return FALSE;
+
+  if (!curtime.utc_hour && curtime.utc_minute)
+    silc_snprintf(timezone, timezone_size, "Z");
+  else if (curtime.utc_minute)
+    silc_snprintf(timezone, timezone_size, "%c%02d:%02d", 
+                 curtime.utc_east ? '+' : '-', curtime.utc_hour,
+                 curtime.utc_minute);
+  else
+    silc_snprintf(timezone, timezone_size, "%c%02d",
+                 curtime.utc_east ? '+' : '-', curtime.utc_hour);
+
+  return TRUE;
+}
+
 /* Returns time from universal time string into SilcTime */
 
 SilcBool silc_time_universal(const char *universal_time, SilcTime ret_time)