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-rw-r--r--include/net/sctp/command.h8
-rw-r--r--include/net/sctp/constants.h7
-rw-r--r--include/net/sctp/sctp.h17
-rw-r--r--include/net/sctp/sm.h8
-rw-r--r--include/net/sctp/structs.h41
-rw-r--r--include/net/sctp/user.h3
6 files changed, 62 insertions, 22 deletions
diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
index ebc5282e6d5..dc107ffad48 100644
--- a/include/net/sctp/command.h
+++ b/include/net/sctp/command.h
@@ -65,9 +65,11 @@ typedef enum {
SCTP_CMD_TIMER_START, /* Start a timer. */
SCTP_CMD_TIMER_RESTART, /* Restart a timer. */
SCTP_CMD_TIMER_STOP, /* Stop a timer. */
- SCTP_CMD_COUNTER_RESET, /* Reset a counter. */
- SCTP_CMD_COUNTER_INC, /* Increment a counter. */
+ SCTP_CMD_INIT_CHOOSE_TRANSPORT, /* Choose transport for an INIT. */
+ SCTP_CMD_INIT_COUNTER_RESET, /* Reset init counter. */
+ SCTP_CMD_INIT_COUNTER_INC, /* Increment init counter. */
SCTP_CMD_INIT_RESTART, /* High level, do init timer work. */
+ SCTP_CMD_COOKIEECHO_RESTART, /* High level, do cookie-echo timer work. */
SCTP_CMD_INIT_FAILED, /* High level, do init failure work. */
SCTP_CMD_REPORT_DUP, /* Report a duplicate TSN. */
SCTP_CMD_STRIKE, /* Mark a strike against a transport. */
@@ -118,7 +120,6 @@ typedef union {
int error;
sctp_state_t state;
sctp_event_timeout_t to;
- sctp_counter_t counter;
void *ptr;
struct sctp_chunk *chunk;
struct sctp_association *asoc;
@@ -165,7 +166,6 @@ SCTP_ARG_CONSTRUCTOR(U16, __u16, u16)
SCTP_ARG_CONSTRUCTOR(U8, __u8, u8)
SCTP_ARG_CONSTRUCTOR(ERROR, int, error)
SCTP_ARG_CONSTRUCTOR(STATE, sctp_state_t, state)
-SCTP_ARG_CONSTRUCTOR(COUNTER, sctp_counter_t, counter)
SCTP_ARG_CONSTRUCTOR(TO, sctp_event_timeout_t, to)
SCTP_ARG_CONSTRUCTOR(PTR, void *, ptr)
SCTP_ARG_CONSTRUCTOR(CHUNK, struct sctp_chunk *, chunk)
diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h
index 2b76c0f4bab..4868c7f7749 100644
--- a/include/net/sctp/constants.h
+++ b/include/net/sctp/constants.h
@@ -263,13 +263,6 @@ enum { SCTP_MIN_PMTU = 576 };
enum { SCTP_MAX_DUP_TSNS = 16 };
enum { SCTP_MAX_GABS = 16 };
-typedef enum {
- SCTP_COUNTER_INIT_ERROR,
-} sctp_counter_t;
-
-/* How many counters does an association need? */
-#define SCTP_NUMBER_COUNTERS 5
-
/* Here we define the default timers. */
/* cookie timer def = ? seconds */
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 960abfa48d6..ef2738159ab 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -223,6 +223,22 @@ DECLARE_SNMP_STAT(struct sctp_mib, sctp_statistics);
extern int sctp_debug_flag;
#define SCTP_DEBUG_PRINTK(whatever...) \
((void) (sctp_debug_flag && printk(KERN_DEBUG whatever)))
+#define SCTP_DEBUG_PRINTK_IPADDR(lead, trail, leadparm, saddr, otherparms...) \
+ if (sctp_debug_flag) { \
+ if (saddr->sa.sa_family == AF_INET6) { \
+ printk(KERN_DEBUG \
+ lead "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x" trail, \
+ leadparm, \
+ NIP6(saddr->v6.sin6_addr), \
+ otherparms); \
+ } else { \
+ printk(KERN_DEBUG \
+ lead "%u.%u.%u.%u" trail, \
+ leadparm, \
+ NIPQUAD(saddr->v4.sin_addr.s_addr), \
+ otherparms); \
+ } \
+ }
#define SCTP_ENABLE_DEBUG { sctp_debug_flag = 1; }
#define SCTP_DISABLE_DEBUG { sctp_debug_flag = 0; }
@@ -236,6 +252,7 @@ extern int sctp_debug_flag;
#else /* SCTP_DEBUG */
#define SCTP_DEBUG_PRINTK(whatever...)
+#define SCTP_DEBUG_PRINTK_IPADDR(whatever...)
#define SCTP_ENABLE_DEBUG
#define SCTP_DISABLE_DEBUG
#define SCTP_ASSERT(expr, str, func)
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index f4fcee10470..a53e08a45e3 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -116,7 +116,8 @@ sctp_state_fn_t sctp_sf_eat_data_fast_4_4;
sctp_state_fn_t sctp_sf_eat_sack_6_2;
sctp_state_fn_t sctp_sf_tabort_8_4_8;
sctp_state_fn_t sctp_sf_operr_notify;
-sctp_state_fn_t sctp_sf_t1_timer_expire;
+sctp_state_fn_t sctp_sf_t1_init_timer_expire;
+sctp_state_fn_t sctp_sf_t1_cookie_timer_expire;
sctp_state_fn_t sctp_sf_t2_timer_expire;
sctp_state_fn_t sctp_sf_t4_timer_expire;
sctp_state_fn_t sctp_sf_t5_timer_expire;
@@ -258,7 +259,10 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
void sctp_chunk_assign_tsn(struct sctp_chunk *);
void sctp_chunk_assign_ssn(struct sctp_chunk *);
-void sctp_stop_t1_and_abort(sctp_cmd_seq_t *commands, __u16 error);
+sctp_disposition_t sctp_stop_t1_and_abort(sctp_cmd_seq_t *commands,
+ __u16 error,
+ const struct sctp_association *asoc,
+ struct sctp_transport *transport);
/* Prototypes for statetable processing. */
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 6c24d9cd3d6..dfad4d3c581 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -867,10 +867,13 @@ struct sctp_transport {
*/
unsigned long last_time_ecne_reduced;
- /* active : The current active state of this destination,
- * : i.e. DOWN, UP, etc.
+ /* The number of times INIT has been sent on this transport. */
+ int init_sent_count;
+
+ /* state : The current state of this destination,
+ * : i.e. SCTP_ACTIVE, SCTP_INACTIVE, SCTP_UNKOWN.
*/
- int active;
+ int state;
/* hb_allowed : The current heartbeat state of this destination,
* : i.e. ALLOW-HB, NO-HEARTBEAT, etc.
@@ -1222,9 +1225,6 @@ struct sctp_endpoint {
/* sendbuf acct. policy. */
__u32 sndbuf_policy;
-
- /* Name for debugging output... */
- char *debug_name;
};
/* Recover the outter endpoint structure. */
@@ -1314,11 +1314,23 @@ struct sctp_association {
* : association. Normally this information is
* : hashed or keyed for quick lookup and access
* : of the TCB.
+ * : The list is also initialized with the list
+ * : of addresses passed with the sctp_connectx()
+ * : call.
*
* It is a list of SCTP_transport's.
*/
struct list_head transport_addr_list;
+ /* transport_count
+ *
+ * Peer : A count of the number of peer addresses
+ * Transport : in the Peer Transport Address List.
+ * Address :
+ * Count :
+ */
+ __u16 transport_count;
+
/* port
* The transport layer port number.
*/
@@ -1486,6 +1498,9 @@ struct sctp_association {
/* Transport to which SHUTDOWN chunk was last sent. */
struct sctp_transport *shutdown_last_sent_to;
+ /* Transport to which INIT chunk was last sent. */
+ struct sctp_transport *init_last_sent_to;
+
/* Next TSN : The next TSN number to be assigned to a new
* : DATA chunk. This is sent in the INIT or INIT
* : ACK chunk to the peer and incremented each
@@ -1549,8 +1564,11 @@ struct sctp_association {
/* The message size at which SCTP fragmentation will occur. */
__u32 frag_point;
- /* Currently only one counter is used to count INIT errors. */
- int counters[SCTP_NUMBER_COUNTERS];
+ /* Counter used to count INIT errors. */
+ int init_err_counter;
+
+ /* Count the number of INIT cycles (for doubling timeout). */
+ int init_cycle;
/* Default send parameters. */
__u16 default_stream;
@@ -1708,6 +1726,8 @@ void sctp_association_free(struct sctp_association *);
void sctp_association_put(struct sctp_association *);
void sctp_association_hold(struct sctp_association *);
+struct sctp_transport *sctp_assoc_choose_init_transport(
+ struct sctp_association *);
struct sctp_transport *sctp_assoc_choose_shutdown_transport(
struct sctp_association *);
void sctp_assoc_update_retran_path(struct sctp_association *);
@@ -1717,9 +1737,12 @@ int sctp_assoc_lookup_laddr(struct sctp_association *asoc,
const union sctp_addr *laddr);
struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *,
const union sctp_addr *address,
- const int gfp);
+ const int gfp,
+ const int peer_state);
void sctp_assoc_del_peer(struct sctp_association *asoc,
const union sctp_addr *addr);
+void sctp_assoc_rm_peer(struct sctp_association *asoc,
+ struct sctp_transport *peer);
void sctp_assoc_control_transport(struct sctp_association *,
struct sctp_transport *,
sctp_transport_cmd_t, sctp_sn_error_t);
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index 2758e8ce4f2..f6328aeddcc 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -111,6 +111,8 @@ enum sctp_optname {
#define SCTP_GET_LOCAL_ADDRS_NUM SCTP_GET_LOCAL_ADDRS_NUM
SCTP_GET_LOCAL_ADDRS, /* Get all local addresss. */
#define SCTP_GET_LOCAL_ADDRS SCTP_GET_LOCAL_ADDRS
+ SCTP_SOCKOPT_CONNECTX, /* CONNECTX requests. */
+#define SCTP_SOCKOPT_CONNECTX SCTP_SOCKOPT_CONNECTX
};
/*
@@ -527,6 +529,7 @@ struct sctp_paddrinfo {
enum sctp_spinfo_state {
SCTP_INACTIVE,
SCTP_ACTIVE,
+ SCTP_UNKNOWN = 0xffff /* Value used for transport state unknown */
};
/*
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-15 02:38:59 +0000