From 84aa522629f32c10b81a082f2ee91adff67c90f1 Mon Sep 17 00:00:00 2001 From: tilghman Date: Fri, 7 Mar 2008 06:54:47 +0000 Subject: Merged revisions 106552 via svnmerge from https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r106552 | tilghman | 2008-03-07 00:36:33 -0600 (Fri, 07 Mar 2008) | 6 lines Safely use the strncat() function. (closes issue #11958) Reported by: norman Patches: 20080209__bug11958.diff.txt uploaded by Corydon76 (license 14) ........ git-svn-id: http://svn.digium.com/svn/asterisk/trunk@106553 f38db490-d61c-443f-a65b-d21fe96a405b --- channels/chan_misdn.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'channels/chan_misdn.c') diff --git a/channels/chan_misdn.c b/channels/chan_misdn.c index 252b00438..f94f2527b 100644 --- a/channels/chan_misdn.c +++ b/channels/chan_misdn.c @@ -2384,12 +2384,12 @@ static int misdn_digit_end(struct ast_channel *ast, char digit, unsigned int dur switch (p->state ) { case MISDN_CALLING: if (strlen(bc->infos_pending) < sizeof(bc->infos_pending) - 1) - strncat(bc->infos_pending, buf, sizeof(bc->infos_pending) - 1); + strncat(bc->infos_pending, buf, sizeof(bc->infos_pending) - strlen(bc->infos_pending) - 1); break; case MISDN_CALLING_ACKNOWLEDGE: ast_copy_string(bc->info_dad, buf, sizeof(bc->info_dad)); if (strlen(bc->dad) < sizeof(bc->dad) - 1) - strncat(bc->dad, buf, sizeof(bc->dad) - 1); + strncat(bc->dad, buf, sizeof(bc->dad) - strlen(bc->dad) - 1); ast_copy_string(p->ast->exten, bc->dad, sizeof(p->ast->exten)); misdn_lib_send_event( bc, EVENT_INFORMATION); break; @@ -4112,7 +4112,7 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data) ast_copy_string(bc->info_dad, bc->keypad, sizeof(bc->info_dad)); } - strncat(bc->dad,bc->info_dad, sizeof(bc->dad) - 1); + strncat(bc->dad,bc->info_dad, sizeof(bc->dad) - strlen(bc->dad) - 1); ast_copy_string(ch->ast->exten, bc->dad, sizeof(ch->ast->exten)); /* Check for Pickup Request first */ @@ -4186,7 +4186,7 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data) misdn_cfg_get(0, MISDN_GEN_APPEND_DIGITS2EXTEN, &digits, sizeof(digits)); if (ch->state != MISDN_CONNECTED ) { if (digits) { - strncat(bc->dad, bc->info_dad, sizeof(bc->dad) - 1); + strncat(bc->dad, bc->info_dad, sizeof(bc->dad) - strlen(bc->dad) - 1); ast_copy_string(ch->ast->exten, bc->dad, sizeof(ch->ast->exten)); ast_cdr_update(ch->ast); } -- cgit v1.2.3