drop unused copy of up_peer.c: up_peer_fsm.c

Change-Id: I90e37581748e73d89d38581174ec209a72fc6535
This commit is contained in:
Neels Janosch Hofmeyr
2025-06-26 16:07:58 +02:00
parent 528ca8cd78
commit 7d2c272047

View File

@@ -1,196 +0,0 @@
/*
* (C) 2021-2022 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
* All Rights Reserved.
*
* Author: Neels Janosch Hofmeyr <nhofmeyr@sysmocom.de>
*
* SPDX-License-Identifier: GPL-2.0+
*
* 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.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <osmocom/core/utils.h>
#include <osmocom/core/fsm.h>
#include <osmocom/upf/up_peer.h>
enum up_peer_fsm_state {
UP_PEER_ST_NOT_ASSOCIATED,
UP_PEER_ST_ASSOCIATED,
UP_PEER_ST_GRACEFUL_RELEASE,
};
static const struct value_string up_peer_fsm_event_names[] = {
OSMO_VALUE_STRING(UP_PEER_EV_RX_ASSOC_SETUP_REQ),
OSMO_VALUE_STRING(UP_PEER_EV_RX_ASSOC_UPD_REQ),
OSMO_VALUE_STRING(UP_PEER_EV_RX_SESSION_EST_REQ),
OSMO_VALUE_STRING(UP_PEER_EV_HEARTBEAT_FAILURE),
{}
};
static struct osmo_fsm up_peer_fsm;
static const struct osmo_tdef_state_timeout up_peer_fsm_timeouts[32] = {
[UP_PEER_ST_GRACEFUL_RELEASE] = { .T = -21 },
};
/* Transition to a state, using the T timer defined in up_peer_fsm_timeouts.
* Assumes local variable fi exists. */
#define up_peer_fsm_state_chg(state) \
osmo_tdef_fsm_inst_state_chg(fi, state, \
up_peer_fsm_timeouts, \
g_upf_tdefs, \
5)
struct up_peer *up_peer_alloc(struct osmo_fsm_inst *parent_fi, uint32_t parent_event_term)
{
struct up_peer *up_peer;
struct osmo_fsm_inst *fi = osmo_fsm_inst_alloc_child(&up_peer_fsm, parent_fi, parent_event_term);
OSMO_ASSERT(fi);
up_peer = talloc(fi, struct up_peer);
OSMO_ASSERT(up_peer);
fi->priv = up_peer;
*up_peer = (struct up_peer){
.fi = fi,
};
return up_peer;
}
static int up_peer_fsm_timer_cb(struct osmo_fsm_inst *fi)
{
//struct up_peer *up_peer = fi->priv;
/* Return 1 to terminate FSM instance, 0 to keep running */
return 1;
}
static void up_peer_not_associated_action(struct osmo_fsm_inst *fi, uint32_t event, void *data)
{
//struct up_peer *up_peer = fi->priv;
switch (event) {
case UP_PEER_EV_RX_ASSOC_SETUP_REQ:
// FIXME
break;
default:
OSMO_ASSERT(false);
}
}
static void up_peer_associated_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state)
{
//struct up_peer *up_peer = fi->priv;
// FIXME
}
static void up_peer_associated_action(struct osmo_fsm_inst *fi, uint32_t event, void *data)
{
//struct up_peer *up_peer = fi->priv;
switch (event) {
case UP_PEER_EV_RX_ASSOC_UPD_REQ:
// FIXME
break;
case UP_PEER_EV_RX_SESSION_EST_REQ:
// FIXME
break;
case UP_PEER_EV_HEARTBEAT_FAILURE:
// FIXME
break;
default:
OSMO_ASSERT(false);
}
}
static void up_peer_graceful_release_onenter(struct osmo_fsm_inst *fi, uint32_t prev_state)
{
//struct up_peer *up_peer = fi->priv;
// FIXME
}
static void up_peer_graceful_release_action(struct osmo_fsm_inst *fi, uint32_t event, void *data)
{
//struct up_peer *up_peer = fi->priv;
switch (event) {
case UP_PEER_EV_HEARTBEAT_FAILURE:
// FIXME
break;
default:
OSMO_ASSERT(false);
}
}
#define S(x) (1 << (x))
static const struct osmo_fsm_state up_peer_fsm_states[] = {
[UP_PEER_ST_NOT_ASSOCIATED] = {
.name = "not_associated",
.in_event_mask = 0
| S(UP_PEER_EV_RX_ASSOC_SETUP_REQ)
,
.out_state_mask = 0
| S(UP_PEER_ST_ASSOCIATED)
,
.action = up_peer_not_associated_action,
},
[UP_PEER_ST_ASSOCIATED] = {
.name = "associated",
.in_event_mask = 0
| S(UP_PEER_EV_RX_ASSOC_UPD_REQ)
| S(UP_PEER_EV_RX_SESSION_EST_REQ)
| S(UP_PEER_EV_HEARTBEAT_FAILURE)
,
.out_state_mask = 0
| S(UP_PEER_ST_GRACEFUL_RELEASE)
,
.onenter = up_peer_associated_onenter,
.action = up_peer_associated_action,
},
[UP_PEER_ST_GRACEFUL_RELEASE] = {
.name = "graceful_release",
.in_event_mask = 0
| S(UP_PEER_EV_HEARTBEAT_FAILURE)
,
.out_state_mask = 0
,
.onenter = up_peer_graceful_release_onenter,
.action = up_peer_graceful_release_action,
},
};
static struct osmo_fsm up_peer_fsm = {
.name = "up_peer",
.states = up_peer_fsm_states,
.num_states = ARRAY_SIZE(up_peer_fsm_states),
.log_subsys = DSESSION,
.event_names = up_peer_fsm_event_names,
.timer_cb = up_peer_fsm_timer_cb,
};
static __attribute__((constructor)) void up_peer_fsm_register(void)
{
OSMO_ASSERT(osmo_fsm_register(&up_peer_fsm) == 0);
}