}
}
+bool is_decimal(const char *str) {
+ if(!str) {
+ return false;
+ }
+
+ errno = 0;
+ char *badchar = NULL;
+ strtol(str, &badchar, 10);
+ return !errno && badchar != str && !*badchar;
+}
+
+// itoa() conflicts with a similarly named function under MinGW.
+char *int_to_str(int num) {
+ char *str = NULL;
+ xasprintf(&str, "%d", num);
+ return str;
+}
+
static size_t b64encode_tinc_internal(const void *src, char *dst, size_t length, const char *alphabet) {
uint32_t triplet;
const unsigned char *usrc = (unsigned char *)src;