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Diffstat (limited to 'net/sctp/sm_sideeffect.c')
-rw-r--r--net/sctp/sm_sideeffect.c154
1 files changed, 77 insertions, 77 deletions
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index d6e5e9e0fd6d..e6a2974e020e 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -51,22 +51,23 @@
#include <net/sctp/sctp.h>
#include <net/sctp/sm.h>
-static int sctp_cmd_interpreter(sctp_event_t event_type,
- sctp_subtype_t subtype,
- sctp_state_t state,
+static int sctp_cmd_interpreter(enum sctp_event event_type,
+ union sctp_subtype subtype,
+ enum sctp_state state,
struct sctp_endpoint *ep,
struct sctp_association *asoc,
void *event_arg,
- sctp_disposition_t status,
- sctp_cmd_seq_t *commands,
+ enum sctp_disposition status,
+ struct sctp_cmd_seq *commands,
gfp_t gfp);
-static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
- sctp_state_t state,
+static int sctp_side_effects(enum sctp_event event_type,
+ union sctp_subtype subtype,
+ enum sctp_state state,
struct sctp_endpoint *ep,
struct sctp_association **asoc,
void *event_arg,
- sctp_disposition_t status,
- sctp_cmd_seq_t *commands,
+ enum sctp_disposition status,
+ struct sctp_cmd_seq *commands,
gfp_t gfp);
/********************************************************************
@@ -96,8 +97,8 @@ static void sctp_do_ecn_ce_work(struct sctp_association *asoc,
* that was originally marked with the CE bit.
*/
static struct sctp_chunk *sctp_do_ecn_ecne_work(struct sctp_association *asoc,
- __u32 lowest_tsn,
- struct sctp_chunk *chunk)
+ __u32 lowest_tsn,
+ struct sctp_chunk *chunk)
{
struct sctp_chunk *repl;
@@ -149,11 +150,11 @@ static void sctp_do_ecn_cwr_work(struct sctp_association *asoc,
/* Generate SACK if necessary. We call this at the end of a packet. */
static int sctp_gen_sack(struct sctp_association *asoc, int force,
- sctp_cmd_seq_t *commands)
+ struct sctp_cmd_seq *commands)
{
+ struct sctp_transport *trans = asoc->peer.last_data_from;
__u32 ctsn, max_tsn_seen;
struct sctp_chunk *sack;
- struct sctp_transport *trans = asoc->peer.last_data_from;
int error = 0;
if (force ||
@@ -243,11 +244,11 @@ nomem:
*/
void sctp_generate_t3_rtx_event(unsigned long peer)
{
- int error;
struct sctp_transport *transport = (struct sctp_transport *) peer;
struct sctp_association *asoc = transport->asoc;
struct sock *sk = asoc->base.sk;
struct net *net = sock_net(sk);
+ int error;
/* Check whether a task is in the sock. */
@@ -280,7 +281,7 @@ out_unlock:
* for timeouts which use the association as their parameter.
*/
static void sctp_generate_timeout_event(struct sctp_association *asoc,
- sctp_event_timeout_t timeout_type)
+ enum sctp_event_timeout timeout_type)
{
struct sock *sk = asoc->base.sk;
struct net *net = sock_net(sk);
@@ -360,12 +361,12 @@ static void sctp_generate_autoclose_event(unsigned long data)
*/
void sctp_generate_heartbeat_event(unsigned long data)
{
- int error = 0;
struct sctp_transport *transport = (struct sctp_transport *) data;
struct sctp_association *asoc = transport->asoc;
struct sock *sk = asoc->base.sk;
struct net *net = sock_net(sk);
u32 elapsed, timeout;
+ int error = 0;
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
@@ -405,7 +406,7 @@ out_unlock:
*/
void sctp_generate_proto_unreach_event(unsigned long data)
{
- struct sctp_transport *transport = (struct sctp_transport *) data;
+ struct sctp_transport *transport = (struct sctp_transport *)data;
struct sctp_association *asoc = transport->asoc;
struct sock *sk = asoc->base.sk;
struct net *net = sock_net(sk);
@@ -471,7 +472,7 @@ out_unlock:
/* Inject a SACK Timeout event into the state machine. */
static void sctp_generate_sack_event(unsigned long data)
{
- struct sctp_association *asoc = (struct sctp_association *) data;
+ struct sctp_association *asoc = (struct sctp_association *)data;
sctp_generate_timeout_event(asoc, SCTP_EVENT_TIMEOUT_SACK);
}
@@ -505,7 +506,7 @@ sctp_timer_event_t *sctp_timer_events[SCTP_NUM_TIMEOUT_TYPES] = {
* notification SHOULD be sent to the upper layer.
*
*/
-static void sctp_do_8_2_transport_strike(sctp_cmd_seq_t *commands,
+static void sctp_do_8_2_transport_strike(struct sctp_cmd_seq *commands,
struct sctp_association *asoc,
struct sctp_transport *transport,
int is_hb)
@@ -577,7 +578,7 @@ static void sctp_do_8_2_transport_strike(sctp_cmd_seq_t *commands,
}
/* Worker routine to handle INIT command failure. */
-static void sctp_cmd_init_failed(sctp_cmd_seq_t *commands,
+static void sctp_cmd_init_failed(struct sctp_cmd_seq *commands,
struct sctp_association *asoc,
unsigned int error)
{
@@ -600,15 +601,16 @@ static void sctp_cmd_init_failed(sctp_cmd_seq_t *commands,
}
/* Worker routine to handle SCTP_CMD_ASSOC_FAILED. */
-static void sctp_cmd_assoc_failed(sctp_cmd_seq_t *commands,
+static void sctp_cmd_assoc_failed(struct sctp_cmd_seq *commands,
struct sctp_association *asoc,
- sctp_event_t event_type,
- sctp_subtype_t subtype,
+ enum sctp_event event_type,
+ union sctp_subtype subtype,
struct sctp_chunk *chunk,
unsigned int error)
{
struct sctp_ulpevent *event;
struct sctp_chunk *abort;
+
/* Cancel any partial delivery in progress. */
sctp_ulpq_abort_pd(&asoc->ulpq, GFP_ATOMIC);
@@ -644,7 +646,7 @@ static void sctp_cmd_assoc_failed(sctp_cmd_seq_t *commands,
* since all other cases use "temporary" associations and can do all
* their work in statefuns directly.
*/
-static int sctp_cmd_process_init(sctp_cmd_seq_t *commands,
+static int sctp_cmd_process_init(struct sctp_cmd_seq *commands,
struct sctp_association *asoc,
struct sctp_chunk *chunk,
struct sctp_init_chunk *peer_init,
@@ -666,7 +668,7 @@ static int sctp_cmd_process_init(sctp_cmd_seq_t *commands,
}
/* Helper function to break out starting up of heartbeat timers. */
-static void sctp_cmd_hb_timers_start(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_hb_timers_start(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc)
{
struct sctp_transport *t;
@@ -679,7 +681,7 @@ static void sctp_cmd_hb_timers_start(sctp_cmd_seq_t *cmds,
sctp_transport_reset_hb_timer(t);
}
-static void sctp_cmd_hb_timers_stop(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_hb_timers_stop(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc)
{
struct sctp_transport *t;
@@ -694,7 +696,7 @@ static void sctp_cmd_hb_timers_stop(sctp_cmd_seq_t *cmds,
}
/* Helper function to stop any pending T3-RTX timers */
-static void sctp_cmd_t3_rtx_timers_stop(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_t3_rtx_timers_stop(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc)
{
struct sctp_transport *t;
@@ -708,12 +710,12 @@ static void sctp_cmd_t3_rtx_timers_stop(sctp_cmd_seq_t *cmds,
/* Helper function to handle the reception of an HEARTBEAT ACK. */
-static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_transport_on(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
struct sctp_transport *t,
struct sctp_chunk *chunk)
{
- sctp_sender_hb_info_t *hbinfo;
+ struct sctp_sender_hb_info *hbinfo;
int was_unconfirmed = 0;
/* 8.3 Upon the receipt of the HEARTBEAT ACK, the sender of the
@@ -767,7 +769,7 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds,
if (t->rto_pending == 0)
t->rto_pending = 1;
- hbinfo = (sctp_sender_hb_info_t *) chunk->skb->data;
+ hbinfo = (struct sctp_sender_hb_info *)chunk->skb->data;
sctp_transport_update_rto(t, (jiffies - hbinfo->sent_at));
/* Update the heartbeat timer. */
@@ -779,7 +781,7 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds,
/* Helper function to process the process SACK command. */
-static int sctp_cmd_process_sack(sctp_cmd_seq_t *cmds,
+static int sctp_cmd_process_sack(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
struct sctp_chunk *chunk)
{
@@ -801,7 +803,7 @@ static int sctp_cmd_process_sack(sctp_cmd_seq_t *cmds,
/* Helper function to set the timeout value for T2-SHUTDOWN timer and to set
* the transport for a shutdown chunk.
*/
-static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_setup_t2(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
struct sctp_chunk *chunk)
{
@@ -818,7 +820,7 @@ static void sctp_cmd_setup_t2(sctp_cmd_seq_t *cmds,
asoc->timeouts[SCTP_EVENT_TIMEOUT_T2_SHUTDOWN] = t->rto;
}
-static void sctp_cmd_assoc_update(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_assoc_update(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
struct sctp_association *new)
{
@@ -828,7 +830,7 @@ static void sctp_cmd_assoc_update(sctp_cmd_seq_t *cmds,
if (!sctp_assoc_update(asoc, new))
return;
- abort = sctp_make_abort(asoc, NULL, sizeof(sctp_errhdr_t));
+ abort = sctp_make_abort(asoc, NULL, sizeof(struct sctp_errhdr));
if (abort) {
sctp_init_cause(abort, SCTP_ERROR_RSRC_LOW, 0);
sctp_add_cmd_sf(cmds, SCTP_CMD_REPLY, SCTP_CHUNK(abort));
@@ -841,9 +843,9 @@ static void sctp_cmd_assoc_update(sctp_cmd_seq_t *cmds,
}
/* Helper function to change the state of an association. */
-static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_new_state(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
- sctp_state_t state)
+ enum sctp_state state)
{
struct sock *sk = asoc->base.sk;
@@ -901,7 +903,7 @@ static void sctp_cmd_new_state(sctp_cmd_seq_t *cmds,
}
/* Helper function to delete an association. */
-static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_delete_tcb(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc)
{
struct sock *sk = asoc->base.sk;
@@ -923,9 +925,9 @@ static void sctp_cmd_delete_tcb(sctp_cmd_seq_t *cmds,
* destination address (we use active path instead of primary path just
* because primary path may be inactive.
*/
-static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
- struct sctp_association *asoc,
- struct sctp_chunk *chunk)
+static void sctp_cmd_setup_t4(struct sctp_cmd_seq *cmds,
+ struct sctp_association *asoc,
+ struct sctp_chunk *chunk)
{
struct sctp_transport *t;
@@ -935,7 +937,7 @@ static void sctp_cmd_setup_t4(sctp_cmd_seq_t *cmds,
}
/* Process an incoming Operation Error Chunk. */
-static void sctp_cmd_process_operr(sctp_cmd_seq_t *cmds,
+static void sctp_cmd_process_operr(struct sctp_cmd_seq *cmds,
struct sctp_association *asoc,
struct sctp_chunk *chunk)
{
@@ -990,6 +992,7 @@ static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
struct sctp_chunk *chunk)
{
struct sctp_fwdtsn_skip *skip;
+
/* Walk through all the skipped SSNs */
sctp_walk_fwdtsn(skip, chunk) {
sctp_ulpq_skip(ulpq, ntohs(skip->stream), ntohs(skip->ssn));
@@ -1002,8 +1005,8 @@ static void sctp_cmd_process_fwdtsn(struct sctp_ulpq *ulpq,
static void sctp_cmd_del_non_primary(struct sctp_association *asoc)
{
struct sctp_transport *t;
- struct list_head *pos;
struct list_head *temp;
+ struct list_head *pos;
list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) {
t = list_entry(pos, struct sctp_transport, transports);
@@ -1024,9 +1027,9 @@ static void sctp_cmd_set_sk_err(struct sctp_association *asoc, int error)
}
/* Helper function to generate an association change event */
-static void sctp_cmd_assoc_change(sctp_cmd_seq_t *commands,
- struct sctp_association *asoc,
- u8 state)
+static void sctp_cmd_assoc_change(struct sctp_cmd_seq *commands,
+ struct sctp_association *asoc,
+ u8 state)
{
struct sctp_ulpevent *ev;
@@ -1039,7 +1042,7 @@ static void sctp_cmd_assoc_change(sctp_cmd_seq_t *commands,
}
/* Helper function to generate an adaptation indication event */
-static void sctp_cmd_adaptation_ind(sctp_cmd_seq_t *commands,
+static void sctp_cmd_adaptation_ind(struct sctp_cmd_seq *commands,
struct sctp_association *asoc)
{
struct sctp_ulpevent *ev;
@@ -1052,8 +1055,8 @@ static void sctp_cmd_adaptation_ind(sctp_cmd_seq_t *commands,
static void sctp_cmd_t1_timer_update(struct sctp_association *asoc,
- sctp_event_timeout_t timer,
- char *name)
+ enum sctp_event_timeout timer,
+ char *name)
{
struct sctp_transport *t;
@@ -1139,22 +1142,20 @@ static void sctp_cmd_send_asconf(struct sctp_association *asoc)
* If you want to understand all of lksctp, this is a
* good place to start.
*/
-int sctp_do_sm(struct net *net, sctp_event_t event_type, sctp_subtype_t subtype,
- sctp_state_t state,
- struct sctp_endpoint *ep,
- struct sctp_association *asoc,
- void *event_arg,
- gfp_t gfp)
+int sctp_do_sm(struct net *net, enum sctp_event event_type,
+ union sctp_subtype subtype, enum sctp_state state,
+ struct sctp_endpoint *ep, struct sctp_association *asoc,
+ void *event_arg, gfp_t gfp)
{
- sctp_cmd_seq_t commands;
- const sctp_sm_table_entry_t *state_fn;
- sctp_disposition_t status;
- int error = 0;
- typedef const char *(printfn_t)(sctp_subtype_t);
+ typedef const char *(printfn_t)(union sctp_subtype);
static printfn_t *table[] = {
NULL, sctp_cname, sctp_tname, sctp_oname, sctp_pname,
};
printfn_t *debug_fn __attribute__ ((unused)) = table[event_type];
+ const struct sctp_sm_table_entry *state_fn;
+ struct sctp_cmd_seq commands;
+ enum sctp_disposition status;
+ int error = 0;
/* Look up the state function, run it, and then process the
* side effects. These three steps are the heart of lksctp.
@@ -1178,13 +1179,14 @@ int sctp_do_sm(struct net *net, sctp_event_t event_type, sctp_subtype_t subtype,
/*****************************************************************
* This the master state function side effect processing function.
*****************************************************************/
-static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
- sctp_state_t state,
+static int sctp_side_effects(enum sctp_event event_type,
+ union sctp_subtype subtype,
+ enum sctp_state state,
struct sctp_endpoint *ep,
struct sctp_association **asoc,
void *event_arg,
- sctp_disposition_t status,
- sctp_cmd_seq_t *commands,
+ enum sctp_disposition status,
+ struct sctp_cmd_seq *commands,
gfp_t gfp)
{
int error;
@@ -1263,29 +1265,27 @@ bail:
********************************************************************/
/* This is the side-effect interpreter. */
-static int sctp_cmd_interpreter(sctp_event_t event_type,
- sctp_subtype_t subtype,
- sctp_state_t state,
+static int sctp_cmd_interpreter(enum sctp_event event_type,
+ union sctp_subtype subtype,
+ enum sctp_state state,
struct sctp_endpoint *ep,
struct sctp_association *asoc,
void *event_arg,
- sctp_disposition_t status,
- sctp_cmd_seq_t *commands,
+ enum sctp_disposition status,
+ struct sctp_cmd_seq *commands,
gfp_t gfp)
{
- struct sock *sk = ep->base.sk;
- struct sctp_sock *sp = sctp_sk(sk);
- int error = 0;
- int force;
- sctp_cmd_t *cmd;
- struct sctp_chunk *new_obj;
- struct sctp_chunk *chunk = NULL;
+ struct sctp_sock *sp = sctp_sk(ep->base.sk);
+ struct sctp_chunk *chunk = NULL, *new_obj;
struct sctp_packet *packet;
+ struct sctp_sackhdr sackh;
struct timer_list *timer;
- unsigned long timeout;
struct sctp_transport *t;
- struct sctp_sackhdr sackh;
+ unsigned long timeout;
+ struct sctp_cmd *cmd;
int local_cork = 0;
+ int error = 0;
+ int force;
if (SCTP_EVENT_T_TIMEOUT != event_type)
chunk = event_arg;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-26 14:32:31 +0300