commit 9fbf592924d4ed1e37b42f295ec9c9ab0fc3cd08
from: Alexander Barton <alex@barton.de>
date: Wed Jan 04 23:51:39 2012 UTC

WHOIS command: make sure matching is case-insensitive

And make sure that RPL_ENDOFWHOIS replies with the unmodified mask
like it has been received from the client.

commit - adf92302bf9bb6420acd1f1153515586794b1574
commit + 9fbf592924d4ed1e37b42f295ec9c9ab0fc3cd08
blob - 883893fc5d2c4add0d9cf61a3ebb7e86dca84824
blob + 42b22643c63405a0f4a16d43f324636a3fd9584e
--- src/ngircd/irc-info.c
+++ src/ngircd/irc-info.c
@@ -1129,7 +1129,7 @@ IRC_WHOIS( CLIENT *Client, REQUEST *Req )
 	unsigned int match_count = 0, found = 0;
 	bool has_wildcards, is_remote;
 	bool got_wildcard = false;
-	const char *query;
+	char mask[COMMAND_LEN], *query;
 
 	assert( Client != NULL );
 	assert( Req != NULL );
@@ -1170,7 +1170,8 @@ IRC_WHOIS( CLIENT *Client, REQUEST *Req )
 						Req->argv[0], Req->argv[1]);
 
 	is_remote = Client_Conn(from) < 0;
-	for (query = strtok(Req->argv[Req->argc - 1], ",");
+	strlcpy(mask, Req->argv[Req->argc - 1], sizeof(mask));
+	for (query = strtok(ngt_LowerStr(mask), ",");
 			query && found < 3;
 			query = strtok(NULL, ","), found++)
 	{