Bug Summary

File:src/switch_core_event_hook.c
Location:line 44, column 2
Description:Access to field 'next' results in a dereference of a null pointer (loaded from variable 'ptr')

Annotated Source Code

1/*
2 * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
3 * Copyright (C) 2005-2014, Anthony Minessale II <anthm@freeswitch.org>
4 *
5 * Version: MPL 1.1
6 *
7 * The contents of this file are subject to the Mozilla Public License Version
8 * 1.1 (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
10 * http://www.mozilla.org/MPL/
11 *
12 * Software distributed under the License is distributed on an "AS IS" basis,
13 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14 * for the specific language governing rights and limitations under the
15 * License.
16 *
17 * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
18 *
19 * The Initial Developer of the Original Code is
20 * Anthony Minessale II <anthm@freeswitch.org>
21 * Portions created by the Initial Developer are Copyright (C)
22 * the Initial Developer. All Rights Reserved.
23 *
24 * Contributor(s):
25 *
26 * Anthony Minessale II <anthm@freeswitch.org>
27 *
28 * switch_core_event_hook.c Core Event Hooks
29 *
30 */
31#include "switch.h"
32#include "private/switch_core_pvt.h"
33
34NEW_HOOK_DECL(outgoing_channel)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_outgoing_channel
(switch_core_session_t *session, switch_outgoing_channel_hook_t
outgoing_channel) { switch_io_event_hook_outgoing_channel_t *
hook, *ptr; ((outgoing_channel != ((void*)0)) ? (void) (0) : __assert_fail
("outgoing_channel != ((void*)0)", "src/switch_core_event_hook.c"
, 34, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.outgoing_channel; ptr && ptr->next; ptr = ptr->
next) if (ptr->outgoing_channel == outgoing_channel) return
SWITCH_STATUS_FALSE; if (ptr && ptr->outgoing_channel
== outgoing_channel) return SWITCH_STATUS_FALSE; if ((hook =
switch_core_perform_session_alloc(session, sizeof(*hook), "src/switch_core_event_hook.c"
, (const char *)__func__, 34)) != 0) { hook->outgoing_channel
= outgoing_channel ; if (! session->event_hooks.outgoing_channel
) { session->event_hooks.outgoing_channel = hook; } else {
ptr->next = hook; } return SWITCH_STATUS_SUCCESS; } return
SWITCH_STATUS_MEMERR; } __attribute__((visibility("default")
)) switch_status_t switch_core_event_hook_remove_outgoing_channel
(switch_core_session_t *session, switch_outgoing_channel_hook_t
outgoing_channel) { switch_io_event_hook_outgoing_channel_t *
ptr, *last = ((void*)0); ((outgoing_channel != ((void*)0)) ? (
void) (0) : __assert_fail ("outgoing_channel != ((void*)0)", "src/switch_core_event_hook.c"
, 34, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.outgoing_channel; ptr; ptr = ptr->next) { if (ptr->outgoing_channel
== outgoing_channel) { if (last) { last->next = ptr->next
; } else { session->event_hooks.outgoing_channel = ptr->
next; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
35 NEW_HOOK_DECL(receive_message)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_receive_message
(switch_core_session_t *session, switch_receive_message_hook_t
receive_message) { switch_io_event_hook_receive_message_t *hook
, *ptr; ((receive_message != ((void*)0)) ? (void) (0) : __assert_fail
("receive_message != ((void*)0)", "src/switch_core_event_hook.c"
, 35, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.receive_message; ptr && ptr->next; ptr = ptr->
next) if (ptr->receive_message == receive_message) return SWITCH_STATUS_FALSE
; if (ptr && ptr->receive_message == receive_message
) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 35)) != 0) { hook->receive_message = receive_message
; if (! session->event_hooks.receive_message ) { session->
event_hooks.receive_message = hook; } else { ptr->next = hook
; } return SWITCH_STATUS_SUCCESS; } return SWITCH_STATUS_MEMERR
; } __attribute__((visibility("default"))) switch_status_t switch_core_event_hook_remove_receive_message
(switch_core_session_t *session, switch_receive_message_hook_t
receive_message) { switch_io_event_hook_receive_message_t *ptr
, *last = ((void*)0); ((receive_message != ((void*)0)) ? (void
) (0) : __assert_fail ("receive_message != ((void*)0)", "src/switch_core_event_hook.c"
, 35, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.receive_message; ptr; ptr = ptr->next) { if (ptr->receive_message
== receive_message) { if (last) { last->next = ptr->next
; } else { session->event_hooks.receive_message = ptr->
next; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
36 NEW_HOOK_DECL(receive_event)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_receive_event
(switch_core_session_t *session, switch_receive_event_hook_t
receive_event) { switch_io_event_hook_receive_event_t *hook,
*ptr; ((receive_event != ((void*)0)) ? (void) (0) : __assert_fail
("receive_event != ((void*)0)", "src/switch_core_event_hook.c"
, 36, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.receive_event; ptr && ptr->next; ptr = ptr->next
) if (ptr->receive_event == receive_event) return SWITCH_STATUS_FALSE
; if (ptr && ptr->receive_event == receive_event) return
SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 36)) != 0) { hook->receive_event = receive_event
; if (! session->event_hooks.receive_event ) { session->
event_hooks.receive_event = hook; } else { ptr->next = hook
; } return SWITCH_STATUS_SUCCESS; } return SWITCH_STATUS_MEMERR
; } __attribute__((visibility("default"))) switch_status_t switch_core_event_hook_remove_receive_event
(switch_core_session_t *session, switch_receive_event_hook_t
receive_event) { switch_io_event_hook_receive_event_t *ptr, *
last = ((void*)0); ((receive_event != ((void*)0)) ? (void) (0
) : __assert_fail ("receive_event != ((void*)0)", "src/switch_core_event_hook.c"
, 36, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.receive_event; ptr; ptr = ptr->next) { if (ptr->receive_event
== receive_event) { if (last) { last->next = ptr->next
; } else { session->event_hooks.receive_event = ptr->next
; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
37 NEW_HOOK_DECL(state_change)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_state_change
(switch_core_session_t *session, switch_state_change_hook_t state_change
) { switch_io_event_hook_state_change_t *hook, *ptr; ((state_change
!= ((void*)0)) ? (void) (0) : __assert_fail ("state_change != ((void*)0)"
, "src/switch_core_event_hook.c", 37, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.state_change; ptr && ptr
->next; ptr = ptr->next) if (ptr->state_change == state_change
) return SWITCH_STATUS_FALSE; if (ptr && ptr->state_change
== state_change) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 37)) != 0) { hook->state_change = state_change
; if (! session->event_hooks.state_change ) { session->
event_hooks.state_change = hook; } else { ptr->next = hook
; } return SWITCH_STATUS_SUCCESS; } return SWITCH_STATUS_MEMERR
; } __attribute__((visibility("default"))) switch_status_t switch_core_event_hook_remove_state_change
(switch_core_session_t *session, switch_state_change_hook_t state_change
) { switch_io_event_hook_state_change_t *ptr, *last = ((void*
)0); ((state_change != ((void*)0)) ? (void) (0) : __assert_fail
("state_change != ((void*)0)", "src/switch_core_event_hook.c"
, 37, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.state_change; ptr; ptr = ptr->next) { if (ptr->state_change
== state_change) { if (last) { last->next = ptr->next;
} else { session->event_hooks.state_change = ptr->next
; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
38 NEW_HOOK_DECL(state_run)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_state_run
(switch_core_session_t *session, switch_state_run_hook_t state_run
) { switch_io_event_hook_state_run_t *hook, *ptr; ((state_run
!= ((void*)0)) ? (void) (0) : __assert_fail ("state_run != ((void*)0)"
, "src/switch_core_event_hook.c", 38, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.state_run; ptr && ptr
->next; ptr = ptr->next) if (ptr->state_run == state_run
) return SWITCH_STATUS_FALSE; if (ptr && ptr->state_run
== state_run) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 38)) != 0) { hook->state_run = state_run
; if (! session->event_hooks.state_run ) { session->event_hooks
.state_run = hook; } else { ptr->next = hook; } return SWITCH_STATUS_SUCCESS
; } return SWITCH_STATUS_MEMERR; } __attribute__((visibility(
"default"))) switch_status_t switch_core_event_hook_remove_state_run
(switch_core_session_t *session, switch_state_run_hook_t state_run
) { switch_io_event_hook_state_run_t *ptr, *last = ((void*)0)
; ((state_run != ((void*)0)) ? (void) (0) : __assert_fail ("state_run != ((void*)0)"
, "src/switch_core_event_hook.c", 38, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.state_run; ptr; ptr = ptr->
next) { if (ptr->state_run == state_run) { if (last) { last
->next = ptr->next; } else { session->event_hooks.state_run
= ptr->next; } return SWITCH_STATUS_SUCCESS; } last = ptr
; } return SWITCH_STATUS_FALSE; }
39 NEW_HOOK_DECL(read_frame)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_read_frame
(switch_core_session_t *session, switch_read_frame_hook_t read_frame
) { switch_io_event_hook_read_frame_t *hook, *ptr; ((read_frame
!= ((void*)0)) ? (void) (0) : __assert_fail ("read_frame != ((void*)0)"
, "src/switch_core_event_hook.c", 39, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.read_frame; ptr && ptr
->next; ptr = ptr->next) if (ptr->read_frame == read_frame
) return SWITCH_STATUS_FALSE; if (ptr && ptr->read_frame
== read_frame) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 39)) != 0) { hook->read_frame = read_frame
; if (! session->event_hooks.read_frame ) { session->event_hooks
.read_frame = hook; } else { ptr->next = hook; } return SWITCH_STATUS_SUCCESS
; } return SWITCH_STATUS_MEMERR; } __attribute__((visibility(
"default"))) switch_status_t switch_core_event_hook_remove_read_frame
(switch_core_session_t *session, switch_read_frame_hook_t read_frame
) { switch_io_event_hook_read_frame_t *ptr, *last = ((void*)0
); ((read_frame != ((void*)0)) ? (void) (0) : __assert_fail (
"read_frame != ((void*)0)", "src/switch_core_event_hook.c", 39
, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks.read_frame
; ptr; ptr = ptr->next) { if (ptr->read_frame == read_frame
) { if (last) { last->next = ptr->next; } else { session
->event_hooks.read_frame = ptr->next; } return SWITCH_STATUS_SUCCESS
; } last = ptr; } return SWITCH_STATUS_FALSE; }
40 NEW_HOOK_DECL(write_frame)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_write_frame
(switch_core_session_t *session, switch_write_frame_hook_t write_frame
) { switch_io_event_hook_write_frame_t *hook, *ptr; ((write_frame
!= ((void*)0)) ? (void) (0) : __assert_fail ("write_frame != ((void*)0)"
, "src/switch_core_event_hook.c", 40, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.write_frame; ptr && ptr
->next; ptr = ptr->next) if (ptr->write_frame == write_frame
) return SWITCH_STATUS_FALSE; if (ptr && ptr->write_frame
== write_frame) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 40)) != 0) { hook->write_frame = write_frame
; if (! session->event_hooks.write_frame ) { session->
event_hooks.write_frame = hook; } else { ptr->next = hook;
} return SWITCH_STATUS_SUCCESS; } return SWITCH_STATUS_MEMERR
; } __attribute__((visibility("default"))) switch_status_t switch_core_event_hook_remove_write_frame
(switch_core_session_t *session, switch_write_frame_hook_t write_frame
) { switch_io_event_hook_write_frame_t *ptr, *last = ((void*)
0); ((write_frame != ((void*)0)) ? (void) (0) : __assert_fail
("write_frame != ((void*)0)", "src/switch_core_event_hook.c"
, 40, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.write_frame; ptr; ptr = ptr->next) { if (ptr->write_frame
== write_frame) { if (last) { last->next = ptr->next; }
else { session->event_hooks.write_frame = ptr->next; }
return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
41 NEW_HOOK_DECL(video_read_frame)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_video_read_frame
(switch_core_session_t *session, switch_video_read_frame_hook_t
video_read_frame) { switch_io_event_hook_video_read_frame_t *
hook, *ptr; ((video_read_frame != ((void*)0)) ? (void) (0) : __assert_fail
("video_read_frame != ((void*)0)", "src/switch_core_event_hook.c"
, 41, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.video_read_frame; ptr && ptr->next; ptr = ptr->
next) if (ptr->video_read_frame == video_read_frame) return
SWITCH_STATUS_FALSE; if (ptr && ptr->video_read_frame
== video_read_frame) return SWITCH_STATUS_FALSE; if ((hook =
switch_core_perform_session_alloc(session, sizeof(*hook), "src/switch_core_event_hook.c"
, (const char *)__func__, 41)) != 0) { hook->video_read_frame
= video_read_frame ; if (! session->event_hooks.video_read_frame
) { session->event_hooks.video_read_frame = hook; } else {
ptr->next = hook; } return SWITCH_STATUS_SUCCESS; } return
SWITCH_STATUS_MEMERR; } __attribute__((visibility("default")
)) switch_status_t switch_core_event_hook_remove_video_read_frame
(switch_core_session_t *session, switch_video_read_frame_hook_t
video_read_frame) { switch_io_event_hook_video_read_frame_t *
ptr, *last = ((void*)0); ((video_read_frame != ((void*)0)) ? (
void) (0) : __assert_fail ("video_read_frame != ((void*)0)", "src/switch_core_event_hook.c"
, 41, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.video_read_frame; ptr; ptr = ptr->next) { if (ptr->video_read_frame
== video_read_frame) { if (last) { last->next = ptr->next
; } else { session->event_hooks.video_read_frame = ptr->
next; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
42 NEW_HOOK_DECL(video_write_frame)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_video_write_frame
(switch_core_session_t *session, switch_video_write_frame_hook_t
video_write_frame) { switch_io_event_hook_video_write_frame_t
*hook, *ptr; ((video_write_frame != ((void*)0)) ? (void) (0)
: __assert_fail ("video_write_frame != ((void*)0)", "src/switch_core_event_hook.c"
, 42, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.video_write_frame; ptr && ptr->next; ptr = ptr->
next) if (ptr->video_write_frame == video_write_frame) return
SWITCH_STATUS_FALSE; if (ptr && ptr->video_write_frame
== video_write_frame) return SWITCH_STATUS_FALSE; if ((hook =
switch_core_perform_session_alloc(session, sizeof(*hook), "src/switch_core_event_hook.c"
, (const char *)__func__, 42)) != 0) { hook->video_write_frame
= video_write_frame ; if (! session->event_hooks.video_write_frame
) { session->event_hooks.video_write_frame = hook; } else
{ ptr->next = hook; } return SWITCH_STATUS_SUCCESS; } return
SWITCH_STATUS_MEMERR; } __attribute__((visibility("default")
)) switch_status_t switch_core_event_hook_remove_video_write_frame
(switch_core_session_t *session, switch_video_write_frame_hook_t
video_write_frame) { switch_io_event_hook_video_write_frame_t
*ptr, *last = ((void*)0); ((video_write_frame != ((void*)0))
? (void) (0) : __assert_fail ("video_write_frame != ((void*)0)"
, "src/switch_core_event_hook.c", 42, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.video_write_frame; ptr; ptr =
ptr->next) { if (ptr->video_write_frame == video_write_frame
) { if (last) { last->next = ptr->next; } else { session
->event_hooks.video_write_frame = ptr->next; } return SWITCH_STATUS_SUCCESS
; } last = ptr; } return SWITCH_STATUS_FALSE; }
43 NEW_HOOK_DECL(kill_channel)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_kill_channel
(switch_core_session_t *session, switch_kill_channel_hook_t kill_channel
) { switch_io_event_hook_kill_channel_t *hook, *ptr; ((kill_channel
!= ((void*)0)) ? (void) (0) : __assert_fail ("kill_channel != ((void*)0)"
, "src/switch_core_event_hook.c", 43, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.kill_channel; ptr && ptr
->next; ptr = ptr->next) if (ptr->kill_channel == kill_channel
) return SWITCH_STATUS_FALSE; if (ptr && ptr->kill_channel
== kill_channel) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 43)) != 0) { hook->kill_channel = kill_channel
; if (! session->event_hooks.kill_channel ) { session->
event_hooks.kill_channel = hook; } else { ptr->next = hook
; } return SWITCH_STATUS_SUCCESS; } return SWITCH_STATUS_MEMERR
; } __attribute__((visibility("default"))) switch_status_t switch_core_event_hook_remove_kill_channel
(switch_core_session_t *session, switch_kill_channel_hook_t kill_channel
) { switch_io_event_hook_kill_channel_t *ptr, *last = ((void*
)0); ((kill_channel != ((void*)0)) ? (void) (0) : __assert_fail
("kill_channel != ((void*)0)", "src/switch_core_event_hook.c"
, 43, __PRETTY_FUNCTION__)); for (ptr = session->event_hooks
.kill_channel; ptr; ptr = ptr->next) { if (ptr->kill_channel
== kill_channel) { if (last) { last->next = ptr->next;
} else { session->event_hooks.kill_channel = ptr->next
; } return SWITCH_STATUS_SUCCESS; } last = ptr; } return SWITCH_STATUS_FALSE
; }
44 NEW_HOOK_DECL(send_dtmf)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_send_dtmf
(switch_core_session_t *session, switch_send_dtmf_hook_t send_dtmf
) { switch_io_event_hook_send_dtmf_t *hook, *ptr; ((send_dtmf
!= ((void*)0)) ? (void) (0) : __assert_fail ("send_dtmf != ((void*)0)"
, "src/switch_core_event_hook.c", 44, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.send_dtmf; ptr && ptr
->next; ptr = ptr->next) if (ptr->send_dtmf == send_dtmf
) return SWITCH_STATUS_FALSE; if (ptr && ptr->send_dtmf
== send_dtmf) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 44)) != 0) { hook->send_dtmf = send_dtmf
; if (! session->event_hooks.send_dtmf ) { session->event_hooks
.send_dtmf = hook; } else { ptr->next = hook; } return SWITCH_STATUS_SUCCESS
; } return SWITCH_STATUS_MEMERR; } __attribute__((visibility(
"default"))) switch_status_t switch_core_event_hook_remove_send_dtmf
(switch_core_session_t *session, switch_send_dtmf_hook_t send_dtmf
) { switch_io_event_hook_send_dtmf_t *ptr, *last = ((void*)0)
; ((send_dtmf != ((void*)0)) ? (void) (0) : __assert_fail ("send_dtmf != ((void*)0)"
, "src/switch_core_event_hook.c", 44, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.send_dtmf; ptr; ptr = ptr->
next) { if (ptr->send_dtmf == send_dtmf) { if (last) { last
->next = ptr->next; } else { session->event_hooks.send_dtmf
= ptr->next; } return SWITCH_STATUS_SUCCESS; } last = ptr
; } return SWITCH_STATUS_FALSE; }
Within the expansion of the macro 'NEW_HOOK_DECL':
a
Assuming 'send_dtmf' is not equal to null
b
Value assigned to 'ptr'
c
Assuming pointer value is null
d
Access to field 'next' results in a dereference of a null pointer (loaded from variable 'ptr')
45 NEW_HOOK_DECL(recv_dtmf)__attribute__((visibility("default"))) switch_status_t switch_core_event_hook_add_recv_dtmf
(switch_core_session_t *session, switch_recv_dtmf_hook_t recv_dtmf
) { switch_io_event_hook_recv_dtmf_t *hook, *ptr; ((recv_dtmf
!= ((void*)0)) ? (void) (0) : __assert_fail ("recv_dtmf != ((void*)0)"
, "src/switch_core_event_hook.c", 45, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.recv_dtmf; ptr && ptr
->next; ptr = ptr->next) if (ptr->recv_dtmf == recv_dtmf
) return SWITCH_STATUS_FALSE; if (ptr && ptr->recv_dtmf
== recv_dtmf) return SWITCH_STATUS_FALSE; if ((hook = switch_core_perform_session_alloc
(session, sizeof(*hook), "src/switch_core_event_hook.c", (const
char *)__func__, 45)) != 0) { hook->recv_dtmf = recv_dtmf
; if (! session->event_hooks.recv_dtmf ) { session->event_hooks
.recv_dtmf = hook; } else { ptr->next = hook; } return SWITCH_STATUS_SUCCESS
; } return SWITCH_STATUS_MEMERR; } __attribute__((visibility(
"default"))) switch_status_t switch_core_event_hook_remove_recv_dtmf
(switch_core_session_t *session, switch_recv_dtmf_hook_t recv_dtmf
) { switch_io_event_hook_recv_dtmf_t *ptr, *last = ((void*)0)
; ((recv_dtmf != ((void*)0)) ? (void) (0) : __assert_fail ("recv_dtmf != ((void*)0)"
, "src/switch_core_event_hook.c", 45, __PRETTY_FUNCTION__)); for
(ptr = session->event_hooks.recv_dtmf; ptr; ptr = ptr->
next) { if (ptr->recv_dtmf == recv_dtmf) { if (last) { last
->next = ptr->next; } else { session->event_hooks.recv_dtmf
= ptr->next; } return SWITCH_STATUS_SUCCESS; } last = ptr
; } return SWITCH_STATUS_FALSE; }
46
47/* For Emacs:
48 * Local Variables:
49 * mode:c
50 * indent-tabs-mode:t
51 * tab-width:4
52 * c-basic-offset:4
53 * End:
54 * For VIM:
55 * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
56 */