Implements chula_ahextol()

http2d · Dec 8, 2014 · 0ffcebb · 0ffcebb
1 parent 1070f93
commit 0ffcebb
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Showing 2 changed files with 25 additions and 0 deletions.
diff --git a/libchula/util.c b/libchula/util.c
@@ -280,6 +280,30 @@ chula_atol (const char *str, long *ret_value)
     return ret_ok;
 }
 
+ret_t
+chula_ahextol (const char *str, long *ret_value)
+{
+    long  tmp;
+    char *endptr = NULL;
+
+    if (str == NULL) {
+        return ret_error;
+    }
+
+    errno = 0;
+    tmp = strtoul (str, &endptr, 16);
+    if (errno != 0) {
+        return ret_error;
+    }
+
+    if (str == endptr) {
+        /* No digits were found */
+        return ret_error;
+    }
+
+    *ret_value = tmp;
+    return ret_ok;
+}
 
 ret_t
 chula_atob (const char *str, bool *ret_value)

diff --git a/libchula/util.h b/libchula/util.h
@@ -72,6 +72,7 @@ char   *chula_min_str        (char *s1, char *s2);
 char   *chula_max_str        (char *s1, char *s2);
 ret_t   chula_atoi           (const char *str, int *ret_value);
 ret_t   chula_atol           (const char *str, long *ret_value);
+ret_t   chula_ahextol        (const char *str, long *ret_value);
 ret_t   chula_atob           (const char *str, bool *ret_value);
 int     chula_string_is_ipv6 (chula_buffer_t *ip);
 ret_t   chula_malloc_size    (const void *ptr, size_t *size);