From 52e605caf573fa20fdd4fbac5e1cc69b7740b1f5 Mon Sep 17 00:00:00 2001
From: Lars Hjemli <larsh@hal-2004.(none)>
Date: Thu, 4 Jan 2007 16:53:03 +0100
Subject: Handle %xx encoding in querystring

Convert valid %xx expressions in querystring to ascii, ignore invalid
expressions (i.e. eat the three characters %xx).

Signed-off-by: Lars Hjemli <larsh@hal-2004.(none)>
---
 shared.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'shared.c')

diff --git a/shared.c b/shared.c
index 7def51a..e4595fa 100644
--- a/shared.c
+++ b/shared.c
@@ -113,3 +113,16 @@ void *cgit_free_commitinfo(struct commitinfo *info)
 	free(info);
 	return NULL;
 }
+
+int hextoint(char c)
+{
+	if (c >= 'a' && c <= 'f')
+		return 10 + c - 'a';
+	else if (c >= 'A' && c <= 'F')
+		return 10 + c - 'A';
+	else if (c >= '0' && c <= '9')
+		return c - '0';
+	else
+		return -1;
+}
+
-- 
cgit v1.2.1