X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=lib%2Futils.c;h=02b7b3443e626c268bead9bff0bccd03f094b596;hp=9ffad70289c11945fbf82662af2e3970f07d86cf;hb=81afa26e4ad53bea00da18a7666f63d33cf3f588;hpb=e449d94caef963809d417f16497f6f978e10d731

diff --git a/lib/utils.c b/lib/utils.c
index 9ffad702..02b7b344 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -1,7 +1,7 @@
 /*
     utils.c -- gathering of some stupid small functions
-    Copyright (C) 1999-2003 Ivo Timmermans <zarq@iname.com>
-                  2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 1999-2005 Ivo Timmermans <zarq@iname.com>
+                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
 
     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
@@ -29,7 +29,7 @@ volatile char (*cp_file[]) = {"?", "?", "?", "?", "?", "?", "?", "?", "?", "?",
 volatile int cp_index = 0;
 #endif
 
-char *hexadecimals = "0123456789ABCDEF";
+const char hexadecimals[] = "0123456789ABCDEF";
 
 int charhex2bin(char c)
 {
@@ -79,3 +79,31 @@ void cp_trace()
 		);
 }
 #endif
+
+#if defined(HAVE_MINGW) || defined(HAVE_CYGWIN)
+#ifdef HAVE_CYGWIN
+#include <w32api/windows.h>
+#endif
+
+const char *winerror(int err) {
+	static char buf[1024], *newline;
+
+	if (!FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+	        NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, sizeof(buf), NULL)) {
+		strncpy(buf, _("(unable to format errormessage)"), sizeof(buf));
+	};
+
+	if((newline = strchr(buf, '\r')))
+		*newline = '\0';
+
+	return buf;
+}
+#endif
+
+unsigned int bitfield_to_int(void *bitfield, size_t size) {
+	unsigned int value = 0;
+	if(size > sizeof value)
+		size = sizeof value;
+	memcpy(&value, bitfield, size);
+	return value;
+}