From: Wilfried Goesgens <dothebart@citadel.org>
Date: Sat, 10 May 2014 09:20:55 +0000 (+0200)
Subject: DecodeBase64: wrapper needs to 0-terminate buffer.
X-Git-Tag: v9.01~124
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=4d21dbb8f5715b561dfde34410dcc8b4473a0b27

DecodeBase64: wrapper needs to 0-terminate buffer.
---

diff --git a/libcitadel/lib/tools.c b/libcitadel/lib/tools.c
index fa8f1657d..bc0cb767b 100644
--- a/libcitadel/lib/tools.c
+++ b/libcitadel/lib/tools.c
@@ -342,10 +342,13 @@ size_t CtdlEncodeBase64(char *dest, const char *source, size_t sourcelen, int li
 int CtdlDecodeBase64(char *dest, const char *source, size_t length)
 {
 	base64_decodestate _state;
+	int len;
 
 	base64_init_decodestate(&_state);
 
-	return base64_decode_block(source, length, dest, &_state);
+	len = base64_decode_block(source, length, dest, &_state);
+	dest[len] = '\0';
+	return len;
 }