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authorRalf Baechle <ralf@linux-mips.org>2015-06-24 04:23:46 +0200
committerRalf Baechle <ralf@linux-mips.org>2015-06-24 10:03:18 +0200
commite5067d7cd967cb17067de24a162306b79f432b20 (patch)
tree541f101762df32a5742bec354009986a96d8e564 /net/ax25/ax25_std_timer.c
parent86a981e836404006efc35881ebf3d5ae36925e82 (diff)
Import newax25-2.4.3.patch.1.bz2HEADnewax25-2.4.3-1
And cleanup the *.orig and *.rej files and whitespace errors that are part of the original patch. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'net/ax25/ax25_std_timer.c')
-rw-r--r--net/ax25/ax25_std_timer.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/net/ax25/ax25_std_timer.c b/net/ax25/ax25_std_timer.c
deleted file mode 100644
index 5a2d8771c..000000000
--- a/net/ax25/ax25_std_timer.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * AX.25 release 037
- *
- * This code REQUIRES 2.1.15 or higher/ NET3.038
- *
- * This module:
- * This module 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.
- *
- * History
- * AX.25 028a Jonathan(G4KLX) New state machine based on SDL diagrams.
- * AX.25 028b Jonathan(G4KLX) Extracted AX25 control block from the
- * sock structure.
- * AX.25 029 Alan(GW4PTS) Switched to KA9Q constant names.
- * AX.25 031 Joerg(DL1BKE) Added DAMA support
- * AX.25 032 Joerg(DL1BKE) Fixed DAMA timeout bug
- * AX.25 033 Jonathan(G4KLX) Modularisation functions.
- * AX.25 035 Frederic(F1OAT) Support for pseudo-digipeating.
- * AX.25 036 Jonathan(G4KLX) Split from ax25_timer.c.
- * AX.25 037 Jonathan(G4KLX) New timer architecture.
- */
-
-#include <linux/errno.h>
-#include <linux/types.h>
-#include <linux/socket.h>
-#include <linux/in.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/timer.h>
-#include <linux/string.h>
-#include <linux/sockios.h>
-#include <linux/net.h>
-#include <net/ax25.h>
-#include <linux/inet.h>
-#include <linux/netdevice.h>
-#include <linux/skbuff.h>
-#include <net/sock.h>
-#include <asm/uaccess.h>
-#include <asm/system.h>
-#include <linux/fcntl.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-
-void ax25_std_heartbeat_expiry(ax25_cb *ax25)
-{
- switch (ax25->state) {
-
- case AX25_STATE_0:
- /* Magic here: If we listen() and a new link dies before it
- is accepted() it isn't 'dead' so doesn't get removed. */
- if (ax25->sk == NULL || ax25->sk->destroy || (ax25->sk->state == TCP_LISTEN && ax25->sk->dead)) {
- ax25_destroy_socket(ax25);
- return;
- }
- break;
-
- case AX25_STATE_3:
- case AX25_STATE_4:
- /*
- * Check the state of the receive buffer.
- */
- if (ax25->sk != NULL) {
- if (atomic_read(&ax25->sk->rmem_alloc) < (ax25->sk->rcvbuf / 2) &&
- (ax25->condition & AX25_COND_OWN_RX_BUSY)) {
- ax25->condition &= ~AX25_COND_OWN_RX_BUSY;
- ax25->condition &= ~AX25_COND_ACK_PENDING;
- ax25_send_control(ax25, AX25_RR, AX25_POLLOFF, AX25_RESPONSE);
- break;
- }
- }
- }
-
- ax25_start_heartbeat(ax25);
-}
-
-void ax25_std_t2timer_expiry(ax25_cb *ax25)
-{
- if (ax25->condition & AX25_COND_ACK_PENDING) {
- ax25->condition &= ~AX25_COND_ACK_PENDING;
- ax25_std_timeout_response(ax25);
- }
-}
-
-void ax25_std_t3timer_expiry(ax25_cb *ax25)
-{
- ax25->n2count = 0;
- ax25_std_transmit_enquiry(ax25);
- ax25->state = AX25_STATE_4;
-}
-
-void ax25_std_idletimer_expiry(ax25_cb *ax25)
-{
- ax25_clear_queues(ax25);
-
- ax25->n2count = 0;
- ax25_send_control(ax25, AX25_DISC, AX25_POLLON, AX25_COMMAND);
- ax25->state = AX25_STATE_2;
-
- ax25_calculate_t1(ax25);
- ax25_start_t1timer(ax25);
- ax25_stop_t2timer(ax25);
- ax25_stop_t3timer(ax25);
-
- if (ax25->sk != NULL) {
- ax25->sk->state = TCP_CLOSE;
- ax25->sk->err = 0;
- ax25->sk->shutdown |= SEND_SHUTDOWN;
- if (!ax25->sk->dead)
- ax25->sk->state_change(ax25->sk);
- ax25->sk->dead = 1;
- }
-}
-
-void ax25_std_t1timer_expiry(ax25_cb *ax25)
-{
- switch (ax25->state) {
- case AX25_STATE_1:
- if (ax25->n2count == ax25->n2) {
- if (ax25->modulus == AX25_MODULUS) {
- ax25_disconnect(ax25, ETIMEDOUT);
- return;
- } else {
- ax25->modulus = AX25_MODULUS;
- ax25->window = ax25->ax25_dev->values[AX25_VALUES_WINDOW];
- ax25->n2count = 0;
- ax25_send_control(ax25, AX25_SABM, AX25_POLLON, AX25_COMMAND);
- }
- } else {
- ax25->n2count++;
- if (ax25->modulus == AX25_MODULUS)
- ax25_send_control(ax25, AX25_SABM, AX25_POLLON, AX25_COMMAND);
- else
- ax25_send_control(ax25, AX25_SABME, AX25_POLLON, AX25_COMMAND);
- }
- break;
-
- case AX25_STATE_2:
- if (ax25->n2count == ax25->n2) {
- ax25_send_control(ax25, AX25_DISC, AX25_POLLON, AX25_COMMAND);
- ax25_disconnect(ax25, ETIMEDOUT);
- return;
- } else {
- ax25->n2count++;
- ax25_send_control(ax25, AX25_DISC, AX25_POLLON, AX25_COMMAND);
- }
- break;
-
- case AX25_STATE_3:
- ax25->n2count = 1;
- ax25_std_transmit_enquiry(ax25);
- ax25->state = AX25_STATE_4;
- break;
-
- case AX25_STATE_4:
- if (ax25->n2count == ax25->n2) {
- ax25_send_control(ax25, AX25_DM, AX25_POLLON, AX25_RESPONSE);
- ax25_disconnect(ax25, ETIMEDOUT);
- return;
- } else {
- ax25->n2count++;
- ax25_std_transmit_enquiry(ax25);
- }
- break;
- }
-
- ax25_calculate_t1(ax25);
- ax25_start_t1timer(ax25);
-}