1 files changed, 13 insertions, 0 deletions

diff --git a/shared.c b/shared.c
index 7def51a..e4595fa 100644
--- a/shared.c
+++ b/shared.c
@@ -108,8 +108,21 @@ void *cgit_free_commitinfo(struct commitinfo *info)
         free(info->author);
         free(info->author_email);
         free(info->committer);
         free(info->committer_email);
         free(info->subject);
         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;
+}
+