From: Philipp Tölke <toelke@in.tum.de>
Date: Tue, 5 Oct 2010 18:20:16 +0000 (+0000)
Subject: add clarifying comment to a magic number
X-Git-Tag: initial-import-from-subversion-38251~20174
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=81f94aa0f1209d5643a1dba9f3ce99b164ce2df5;p=oweals%2Fgnunet.git

add clarifying comment to a magic number
---

diff --git a/src/vpn/gnunet-vpn-pretty-print.c b/src/vpn/gnunet-vpn-pretty-print.c
index 87c8322ef..01427fe95 100644
--- a/src/vpn/gnunet-vpn-pretty-print.c
+++ b/src/vpn/gnunet-vpn-pretty-print.c
@@ -265,7 +265,7 @@ unsigned int parse_dns_name(unsigned char* d, const unsigned char* src, unsigned
 	while (len != 0) {
 		if (len & 0xC0) { /* Compressed name, offset in this and the next octet */
 			unsigned short offset = ((len & 0x3F) << 8) | src[idx++];
-			parse_dns_name(dest, src, offset - 12);
+			parse_dns_name(dest, src, offset - 12); /* 12 for the Header of the DNS-Packet, idx starts at 0 which is 12 bytes from the start of the packet */
 			return idx;
 		}
 		memcpy(dest, src+idx, len);