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child-sa: Add method that returns a reference to an allocated reqid

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This commit is contained in:
Tobias Brunner 2023-10-02 15:08:49 +02:00
parent 13771206d4
commit ff269f7f1f
2 changed files with 25 additions and 1 deletions
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12
src/libcharon/sa/child_sa.c
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@ -361,6 +361,17 @@ METHOD(child_sa_t, get_reqid, uint32_t,
return this->reqid;
}
METHOD(child_sa_t, get_reqid_ref, uint32_t,
private_child_sa_t *this)
{
if ((this->reqid_allocated || (!this->static_reqid && this->reqid)) &&
charon->kernel->ref_reqid(charon->kernel, this->reqid) == SUCCESS)
{
return this->reqid;
}
return 0;
}
METHOD(child_sa_t, get_unique_id, uint32_t,
private_child_sa_t *this)
{
@ -2033,6 +2044,7 @@ child_sa_t *child_sa_create(host_t *me, host_t *other, child_cfg_t *config,
.public = {
.get_name = _get_name,
.get_reqid = _get_reqid,
.get_reqid_ref = _get_reqid_ref,
.get_unique_id = _get_unique_id,
.get_config = _get_config,
.get_state = _get_state,

14
src/libcharon/sa/child_sa.h
View File

@ -1,5 +1,5 @@
/*
* Copyright (C) 2006-2019 Tobias Brunner
* Copyright (C) 2006-2023 Tobias Brunner
* Copyright (C) 2006-2008 Martin Willi
* Copyright (C) 2006 Daniel Roethlisberger
*
@ -174,6 +174,18 @@ struct child_sa_t {
*/
uint32_t (*get_reqid)(child_sa_t *this);
/**
* Get an additional reference to the allocated reqid of this CHILD SA.
*
* For static reqids or until the reqid is allocated (if none was passed
* in the constructor), this returns 0. The returned reqid must be released
* via kernel_interface_t::release_reqid().
*
* @return allocated reqid of the CHILD SA, 0 if reqid is static or
* not allocated yet
*/
uint32_t (*get_reqid_ref)(child_sa_t *this);
/**
* Get the unique numerical identifier for this CHILD_SA.
*