unpack-trees: rename 'is_excluded_from_list()'

diff --git a/url.c b/url.c
index 25576c390baa79cb0a203d7f682e8f3442f91a60..e34e5e751737aeb10a6afecc0a2cdf0ec78fa5fc 100644 (file)
--- a/url.c
+++ b/url.c
@@ -46,9 +46,9 @@ static char *url_decode_internal(const char **query, int len,
                        break;
                }
 
-               if (c == '%') {
+               if (c == '%' && (len < 0 || len >= 3)) {
                        int val = hex2chr(q + 1);
-                       if (0 <= val) {
+                       if (0 < val) {
                                strbuf_addch(out, val);
                                q += 3;
                                len -= 3;
@@ -86,6 +86,12 @@ char *url_decode_mem(const char *url, int len)
        return url_decode_internal(&url, len, NULL, &out, 0);
 }
 
+char *url_percent_decode(const char *encoded)
+{
+       struct strbuf out = STRBUF_INIT;
+       return url_decode_internal(&encoded, strlen(encoded), NULL, &out, 0);
+}
+
 char *url_decode_parameter_name(const char **query)
 {
        struct strbuf out = STRBUF_INIT;