Fixed an issue with long hostnames/nicknames in the IRC Bridge

This prevents nickname truncation and other possibly ill side-effects in
case the source string for a message is in the form:
aNickname!~ident@an.irc.user.with.a.very.long.hostname_________

Signed-off-by: Haru <haru@dotalux.com>

1 files changed, 3 insertions, 6 deletions

diff --git a/src/map/irc-bot.c b/src/map/irc-bot.c
index 0be8074c8..d3782bd9b 100644
--- a/src/map/irc-bot.c
+++ b/src/map/irc-bot.c
@@ -120,15 +120,12 @@ void irc_parse_source(char *source, char *nick, char *ident, char *host) {
 	
 	for(i = 0; i < len; i++) {
 		if( stage == 0 && source[i] == '!' ) {
-			memcpy(nick, &source[0], min(i,IRC_NICK_LENGTH));
-			nick[i] = '\0';
+			safestrncpy(nick, &source[0], min(i + 1, IRC_NICK_LENGTH));
 			pos = i+1;
 			stage = 1;
 		} else if( stage == 1 && source[i] == '@' ) {
-			memcpy(ident, &source[pos], min(i - pos,IRC_IDENT_LENGTH));
-			ident[i-pos] = '\0';
-			memcpy(host, &source[i+1], min(len - i,IRC_HOST_LENGTH));
-			host[len] = '\0';
+			safestrncpy(ident, &source[pos], min(i - pos + 1, IRC_IDENT_LENGTH));
+			safestrncpy(host, &source[i+1], min(len - i, IRC_HOST_LENGTH));
 			break;
 		}
 	}