summaryrefslogtreecommitdiffstats
path: root/net/irda/ircomm/ircomm_event.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/irda/ircomm/ircomm_event.c')
-rw-r--r--net/irda/ircomm/ircomm_event.c246
1 files changed, 0 insertions, 246 deletions
diff --git a/net/irda/ircomm/ircomm_event.c b/net/irda/ircomm/ircomm_event.c
deleted file mode 100644
index b0730ac9f388..000000000000
--- a/net/irda/ircomm/ircomm_event.c
+++ /dev/null
@@ -1,246 +0,0 @@
-/*********************************************************************
- *
- * Filename: ircomm_event.c
- * Version: 1.0
- * Description: IrCOMM layer state machine
- * Status: Stable
- * Author: Dag Brattli <dagb@cs.uit.no>
- * Created at: Sun Jun 6 20:33:11 1999
- * Modified at: Sun Dec 12 13:44:32 1999
- * Modified by: Dag Brattli <dagb@cs.uit.no>
- *
- * Copyright (c) 1999 Dag Brattli, All Rights Reserved.
- *
- * 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 <linux/proc_fs.h>
-#include <linux/init.h>
-
-#include <net/irda/irda.h>
-#include <net/irda/irlmp.h>
-#include <net/irda/iriap.h>
-#include <net/irda/irttp.h>
-#include <net/irda/irias_object.h>
-
-#include <net/irda/ircomm_core.h>
-#include <net/irda/ircomm_event.h>
-
-static int ircomm_state_idle(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info);
-static int ircomm_state_waiti(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info);
-static int ircomm_state_waitr(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info);
-static int ircomm_state_conn(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info);
-
-const char *const ircomm_state[] = {
- "IRCOMM_IDLE",
- "IRCOMM_WAITI",
- "IRCOMM_WAITR",
- "IRCOMM_CONN",
-};
-
-static const char *const ircomm_event[] __maybe_unused = {
- "IRCOMM_CONNECT_REQUEST",
- "IRCOMM_CONNECT_RESPONSE",
- "IRCOMM_TTP_CONNECT_INDICATION",
- "IRCOMM_LMP_CONNECT_INDICATION",
- "IRCOMM_TTP_CONNECT_CONFIRM",
- "IRCOMM_LMP_CONNECT_CONFIRM",
-
- "IRCOMM_LMP_DISCONNECT_INDICATION",
- "IRCOMM_TTP_DISCONNECT_INDICATION",
- "IRCOMM_DISCONNECT_REQUEST",
-
- "IRCOMM_TTP_DATA_INDICATION",
- "IRCOMM_LMP_DATA_INDICATION",
- "IRCOMM_DATA_REQUEST",
- "IRCOMM_CONTROL_REQUEST",
- "IRCOMM_CONTROL_INDICATION",
-};
-
-static int (*state[])(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info) =
-{
- ircomm_state_idle,
- ircomm_state_waiti,
- ircomm_state_waitr,
- ircomm_state_conn,
-};
-
-/*
- * Function ircomm_state_idle (self, event, skb)
- *
- * IrCOMM is currently idle
- *
- */
-static int ircomm_state_idle(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info)
-{
- int ret = 0;
-
- switch (event) {
- case IRCOMM_CONNECT_REQUEST:
- ircomm_next_state(self, IRCOMM_WAITI);
- ret = self->issue.connect_request(self, skb, info);
- break;
- case IRCOMM_TTP_CONNECT_INDICATION:
- case IRCOMM_LMP_CONNECT_INDICATION:
- ircomm_next_state(self, IRCOMM_WAITR);
- ircomm_connect_indication(self, skb, info);
- break;
- default:
- pr_debug("%s(), unknown event: %s\n", __func__ ,
- ircomm_event[event]);
- ret = -EINVAL;
- }
- return ret;
-}
-
-/*
- * Function ircomm_state_waiti (self, event, skb)
- *
- * The IrCOMM user has requested an IrCOMM connection to the remote
- * device and is awaiting confirmation
- */
-static int ircomm_state_waiti(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info)
-{
- int ret = 0;
-
- switch (event) {
- case IRCOMM_TTP_CONNECT_CONFIRM:
- case IRCOMM_LMP_CONNECT_CONFIRM:
- ircomm_next_state(self, IRCOMM_CONN);
- ircomm_connect_confirm(self, skb, info);
- break;
- case IRCOMM_TTP_DISCONNECT_INDICATION:
- case IRCOMM_LMP_DISCONNECT_INDICATION:
- ircomm_next_state(self, IRCOMM_IDLE);
- ircomm_disconnect_indication(self, skb, info);
- break;
- default:
- pr_debug("%s(), unknown event: %s\n", __func__ ,
- ircomm_event[event]);
- ret = -EINVAL;
- }
- return ret;
-}
-
-/*
- * Function ircomm_state_waitr (self, event, skb)
- *
- * IrCOMM has received an incoming connection request and is awaiting
- * response from the user
- */
-static int ircomm_state_waitr(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info)
-{
- int ret = 0;
-
- switch (event) {
- case IRCOMM_CONNECT_RESPONSE:
- ircomm_next_state(self, IRCOMM_CONN);
- ret = self->issue.connect_response(self, skb);
- break;
- case IRCOMM_DISCONNECT_REQUEST:
- ircomm_next_state(self, IRCOMM_IDLE);
- ret = self->issue.disconnect_request(self, skb, info);
- break;
- case IRCOMM_TTP_DISCONNECT_INDICATION:
- case IRCOMM_LMP_DISCONNECT_INDICATION:
- ircomm_next_state(self, IRCOMM_IDLE);
- ircomm_disconnect_indication(self, skb, info);
- break;
- default:
- pr_debug("%s(), unknown event = %s\n", __func__ ,
- ircomm_event[event]);
- ret = -EINVAL;
- }
- return ret;
-}
-
-/*
- * Function ircomm_state_conn (self, event, skb)
- *
- * IrCOMM is connected to the peer IrCOMM device
- *
- */
-static int ircomm_state_conn(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info)
-{
- int ret = 0;
-
- switch (event) {
- case IRCOMM_DATA_REQUEST:
- ret = self->issue.data_request(self, skb, 0);
- break;
- case IRCOMM_TTP_DATA_INDICATION:
- ircomm_process_data(self, skb);
- break;
- case IRCOMM_LMP_DATA_INDICATION:
- ircomm_data_indication(self, skb);
- break;
- case IRCOMM_CONTROL_REQUEST:
- /* Just send a separate frame for now */
- ret = self->issue.data_request(self, skb, skb->len);
- break;
- case IRCOMM_TTP_DISCONNECT_INDICATION:
- case IRCOMM_LMP_DISCONNECT_INDICATION:
- ircomm_next_state(self, IRCOMM_IDLE);
- ircomm_disconnect_indication(self, skb, info);
- break;
- case IRCOMM_DISCONNECT_REQUEST:
- ircomm_next_state(self, IRCOMM_IDLE);
- ret = self->issue.disconnect_request(self, skb, info);
- break;
- default:
- pr_debug("%s(), unknown event = %s\n", __func__ ,
- ircomm_event[event]);
- ret = -EINVAL;
- }
- return ret;
-}
-
-/*
- * Function ircomm_do_event (self, event, skb)
- *
- * Process event
- *
- */
-int ircomm_do_event(struct ircomm_cb *self, IRCOMM_EVENT event,
- struct sk_buff *skb, struct ircomm_info *info)
-{
- pr_debug("%s: state=%s, event=%s\n", __func__ ,
- ircomm_state[self->state], ircomm_event[event]);
-
- return (*state[self->state])(self, event, skb, info);
-}
-
-/*
- * Function ircomm_next_state (self, state)
- *
- * Switch state
- *
- */
-void ircomm_next_state(struct ircomm_cb *self, IRCOMM_STATE state)
-{
- self->state = state;
-
- pr_debug("%s: next state=%s, service type=%d\n", __func__ ,
- ircomm_state[self->state], self->service_type);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 14:34:55 +0000