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Don't echo broadcast packets back when Broadcast = direct.
[tinc]
/
lib
/
utils.c
diff --git
a/lib/utils.c
b/lib/utils.c
index
405097b
..
3b221f5
100644
(file)
--- a/
lib/utils.c
+++ b/
lib/utils.c
@@
-32,11
+32,13
@@
static int charhex2bin(char c) {
return toupper(c) - 'A' + 10;
}
return toupper(c) - 'A' + 10;
}
-
-
void hex2bin(char *src, char *dst, int length
) {
- int i;
- for(i = 0; i < length; i++)
+bool hex2bin(char *src, char *dst, int length) {
+
for(int i = 0; i < length; i++
) {
+ if(!isxdigit(src[i * 2]) || !isxdigit(src[i * 2 + 1]))
+ return false;
dst[i] = charhex2bin(src[i * 2]) * 16 + charhex2bin(src[i * 2 + 1]);
dst[i] = charhex2bin(src[i * 2]) * 16 + charhex2bin(src[i * 2 + 1]);
+ }
+ return true;
}
void bin2hex(char *src, char *dst, int length) {
}
void bin2hex(char *src, char *dst, int length) {