Fix sparse warnings and add an extra sprinkling of const.

[tinc] / lib / utils.c

diff --git a/lib/utils.c b/lib/utils.c
index dd7e4de..6ea904a 100644 (file)
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -23,9 +23,9 @@
 #include "../src/logger.h"
 #include "utils.h"
 
-const char hexadecimals[] = "0123456789ABCDEF";
+static const char hexadecimals[] = "0123456789ABCDEF";
 
-int charhex2bin(char c) {
+static int charhex2bin(char c) {
        if(isdigit(c))
                return c - '0';
        else
@@ -67,7 +67,7 @@ const char *winerror(int err) {
 }
 #endif
 
-unsigned int bitfield_to_int(void *bitfield, size_t size) {
+unsigned int bitfield_to_int(const void *bitfield, size_t size) {
        unsigned int value = 0;
        if(size > sizeof value)
                size = sizeof value;