1 files changed, 19 insertions, 0 deletions
diff --git a/builtin/credential-store.c b/builtin/credential-store.c
index 0937230bce..4a492411bb 100644
--- a/builtin/credential-store.c
+++ b/builtin/credential-store.c
@@ -75,6 +75,25 @@ static void rewrite_credential_file(const char *fn, struct credential *c,
 		die_errno("unable to write credential store");
 }
 
+static int is_rfc3986_unreserved(char ch)
+{
+	return isalnum(ch) ||
+		ch == '-' || ch == '_' || ch == '.' || ch == '~';
+}
+
+static int is_rfc3986_reserved_or_unreserved(char ch)
+{
+	if (is_rfc3986_unreserved(ch))
+		return 1;
+	switch (ch) {
+		case '!': case '*': case '\'': case '(': case ')': case ';':
+		case ':': case '@': case '&': case '=': case '+': case '$':
+		case ',': case '/': case '?': case '#': case '[': case ']':
+			return 1;
+	}
+	return 0;
+}
+
 static void store_credential_file(const char *fn, struct credential *c)
 {
 	struct strbuf buf = STRBUF_INIT;