From: Wilfried Göesgens <willi@citadel.org>
Date: Fri, 13 Mar 2009 21:37:35 +0000 (+0000)
Subject: * suport lower case hex digits too
X-Git-Tag: v7.86~1352
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=861c24fd883fcb626ade4c729aba590af48d8d14

* suport lower case hex digits too
* return ? on error.
* de-inline...
---

diff --git a/libcitadel/lib/mime_parser.c b/libcitadel/lib/mime_parser.c
index 76452935a..66f8c0c78 100644
--- a/libcitadel/lib/mime_parser.c
+++ b/libcitadel/lib/mime_parser.c
@@ -71,24 +71,32 @@ char *fixed_partnum(char *supplied_partnum) {
 }
 
 
-inline unsigned int decode_hex(char *Source)
+unsigned int decode_hex(char *Source)
 {
 	int ret = 0;
 	if (*Source  < 'A') {
 		ret += (*Source - '0');
 	}
+	else if (*Source > 'Z') {
+		ret += (*Source - 'a' + 10);
+	}
 	else {
 		ret += (*Source - 'A' + 10);
 	}
+
 	ret = ret << 4;
+
 	if (*(Source + 1) < 'A') {
 		ret += (*(Source + 1) - '0');
 	}
+	else if (*(Source + 1) > 'Z') {
+		ret += (*(Source + 1) - 'a' + 10);
+	}
 	else {
 		ret += (*(Source + 1) - 'A' + 10);
 	}
 	if (ret > 255)
-		return 0;
+		return '?';
 	return ret;
 }