diff options
Diffstat (limited to 'src/charon/sa/tasks/ike_delete.c')
| -rw-r--r-- | src/charon/sa/tasks/ike_delete.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/src/charon/sa/tasks/ike_delete.c b/src/charon/sa/tasks/ike_delete.c deleted file mode 100644 index 130948836..000000000 --- a/src/charon/sa/tasks/ike_delete.c +++ /dev/null @@ -1,210 +0,0 @@ -/* - * Copyright (C) 2006-2007 Martin Willi - * Hochschule fuer Technik Rapperswil - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * for more details. - */ - -#include "ike_delete.h" - -#include <daemon.h> -#include <encoding/payloads/delete_payload.h> - - -typedef struct private_ike_delete_t private_ike_delete_t; - -/** - * Private members of a ike_delete_t task. - */ -struct private_ike_delete_t { - - /** - * Public methods and task_t interface. - */ - ike_delete_t public; - - /** - * Assigned IKE_SA. - */ - ike_sa_t *ike_sa; - - /** - * Are we the initiator? - */ - bool initiator; - - /** - * are we deleting a rekeyed SA? - */ - bool rekeyed; - - /** - * are we responding to a delete, but have initated our own? - */ - bool simultaneous; -}; - -/** - * Implementation of task_t.build for initiator - */ -static status_t build_i(private_ike_delete_t *this, message_t *message) -{ - delete_payload_t *delete_payload; - - DBG0(DBG_IKE, "deleting IKE_SA %s[%d] between %H[%Y]...%H[%Y]", - this->ike_sa->get_name(this->ike_sa), - this->ike_sa->get_unique_id(this->ike_sa), - this->ike_sa->get_my_host(this->ike_sa), - this->ike_sa->get_my_id(this->ike_sa), - this->ike_sa->get_other_host(this->ike_sa), - this->ike_sa->get_other_id(this->ike_sa)); - - delete_payload = delete_payload_create(PROTO_IKE); - message->add_payload(message, (payload_t*)delete_payload); - - if (this->ike_sa->get_state(this->ike_sa) == IKE_REKEYING) - { - this->rekeyed = TRUE; - } - this->ike_sa->set_state(this->ike_sa, IKE_DELETING); - - DBG1(DBG_IKE, "sending DELETE for IKE_SA %s[%d]", - this->ike_sa->get_name(this->ike_sa), - this->ike_sa->get_unique_id(this->ike_sa)); - - return NEED_MORE; -} - -/** - * Implementation of task_t.process for initiator - */ -static status_t process_i(private_ike_delete_t *this, message_t *message) -{ - DBG0(DBG_IKE, "IKE_SA deleted"); - if (!this->rekeyed) - { /* invoke ike_down() hook if SA has not been rekeyed */ - charon->bus->ike_updown(charon->bus, this->ike_sa, FALSE); - } - /* completed, delete IKE_SA by returning DESTROY_ME */ - return DESTROY_ME; -} - -/** - * Implementation of task_t.process for responder - */ -static status_t process_r(private_ike_delete_t *this, message_t *message) -{ - /* we don't even scan the payloads, as the message wouldn't have - * come so far without being correct */ - DBG1(DBG_IKE, "received DELETE for IKE_SA %s[%d]", - this->ike_sa->get_name(this->ike_sa), - this->ike_sa->get_unique_id(this->ike_sa)); - DBG0(DBG_IKE, "deleting IKE_SA %s[%d] between %H[%Y]...%H[%Y]", - this->ike_sa->get_name(this->ike_sa), - this->ike_sa->get_unique_id(this->ike_sa), - this->ike_sa->get_my_host(this->ike_sa), - this->ike_sa->get_my_id(this->ike_sa), - this->ike_sa->get_other_host(this->ike_sa), - this->ike_sa->get_other_id(this->ike_sa)); - - switch (this->ike_sa->get_state(this->ike_sa)) - { - case IKE_ESTABLISHED: - this->ike_sa->set_state(this->ike_sa, IKE_DELETING); - this->ike_sa->reestablish(this->ike_sa); - return NEED_MORE; - case IKE_REKEYING: - this->rekeyed = TRUE; - break; - case IKE_DELETING: - this->simultaneous = TRUE; - break; - default: - break; - } - this->ike_sa->set_state(this->ike_sa, IKE_DELETING); - return NEED_MORE; -} - -/** - * Implementation of task_t.build for responder - */ -static status_t build_r(private_ike_delete_t *this, message_t *message) -{ - DBG0(DBG_IKE, "IKE_SA deleted"); - - if (this->simultaneous) - { - /* wait for peer's response for our delete request, but set a timeout */ - return SUCCESS; - } - if (!this->rekeyed) - { /* invoke ike_down() hook if SA has not been rekeyed */ - charon->bus->ike_updown(charon->bus, this->ike_sa, FALSE); - } - /* completed, delete IKE_SA by returning DESTROY_ME */ - return DESTROY_ME; -} - -/** - * Implementation of task_t.get_type - */ -static task_type_t get_type(private_ike_delete_t *this) -{ - return IKE_DELETE; -} - -/** - * Implementation of task_t.migrate - */ -static void migrate(private_ike_delete_t *this, ike_sa_t *ike_sa) -{ - this->ike_sa = ike_sa; - this->simultaneous = FALSE; -} - -/** - * Implementation of task_t.destroy - */ -static void destroy(private_ike_delete_t *this) -{ - free(this); -} - -/* - * Described in header. - */ -ike_delete_t *ike_delete_create(ike_sa_t *ike_sa, bool initiator) -{ - private_ike_delete_t *this = malloc_thing(private_ike_delete_t); - - this->public.task.get_type = (task_type_t(*)(task_t*))get_type; - this->public.task.migrate = (void(*)(task_t*,ike_sa_t*))migrate; - this->public.task.destroy = (void(*)(task_t*))destroy; - - if (initiator) - { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_i; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_i; - } - else - { - this->public.task.build = (status_t(*)(task_t*,message_t*))build_r; - this->public.task.process = (status_t(*)(task_t*,message_t*))process_r; - } - - this->ike_sa = ike_sa; - this->initiator = initiator; - this->rekeyed = FALSE; - this->simultaneous = FALSE; - - return &this->public; -} |