From: Teodor Sigaev <teodor@sigaev.ru>
Date: Tue, 10 Mar 2009 17:33:53 +0000 (+0000)
Subject: Prevent recursion during parse of email-like string with multiple '@'.
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=200ee2bedb2ded10e3e4e996d9045bee9c7e467c;p=users%2Fbernd%2Fpostgres.git

Prevent recursion during parse of email-like string with multiple '@'.
Patch by Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
---

diff --git a/src/backend/tsearch/wparser_def.c b/src/backend/tsearch/wparser_def.c
index 7d4e89d093..946b76f552 100644
--- a/src/backend/tsearch/wparser_def.c
+++ b/src/backend/tsearch/wparser_def.c
@@ -620,6 +620,8 @@ p_ishost(TParser *prs)
 	TParser    *tmpprs = TParserInit(prs->str + prs->state->posbyte, prs->lenstr - prs->state->posbyte);
 	int			res = 0;
 
+	tmpprs->wanthost = true;
+
 	if (TParserGet(tmpprs) && tmpprs->type == HOST)
 	{
 		prs->state->posbyte += tmpprs->lenbytetoken;
@@ -1070,6 +1072,7 @@ static const TParserStateActionItem actionTPS_InHost[] = {
 };
 
 static const TParserStateActionItem actionTPS_InEmail[] = {
+	{p_isstophost, 0, A_POP, TPS_Null, 0, NULL},
 	{p_ishost, 0, A_BINGO | A_CLRALL, TPS_Base, EMAIL, NULL},
 	{NULL, 0, A_POP, TPS_Null, 0, NULL}
 };