mhd_str: added hex string to value conversion functions

1 files changed, 34 insertions, 0 deletions

diff --git a/src/microhttpd/mhd_str.h b/src/microhttpd/mhd_str.h
index 845e6389..5c519568 100644
--- a/src/microhttpd/mhd_str.h
+++ b/src/microhttpd/mhd_str.h
@@ -90,4 +90,38 @@ MHD_str_to_uint64_n_ (const char * str,
                       size_t maxlen,
                       uint64_t * out_val);
 
+
+/**
+ * Convert hexadecimal US-ASCII digits in string to number in size_t.
+ * Conversion stopped at first non-digit character.
+ * @param str string to convert
+ * @param out_val pointer to size_t to store result of conversion
+ * @return non-zero number of characters processed on succeed, 
+ *         zero if no digit is found, resulting value is larger
+ *         then possible to store in size_t or @a out_val is NULL
+ */
+size_t
+MHD_strx_to_sizet_ (const char * str,
+                    size_t * out_val);
+
+
+/**
+ * Convert not more then @a maxlen hexadecimal US-ASCII digits in string
+ * to number in size_t.
+ * Conversion stopped at first non-digit character or after @a maxlen 
+ * digits.
+ * @param str string to convert
+ * @param maxlen maximum number of characters to process
+ * @param out_val pointer to size_t to store result of conversion
+ * @param next_char pointer to store pointer to character next to last
+ *                  converted digit, ignored if NULL
+ * @return non-zero number of characters processed on succeed,
+ *         zero if no digit is found, resulting value is larger
+ *         then possible to store in size_t or @a out_val is NULL
+ */
+size_t
+MHD_strx_to_sizet_n_ (const char * str,
+                      size_t maxlen,
+                      size_t * out_val);
+
 #endif /* MHD_STR_H */