Merge http://linux-lksctp.bkbits.net/lksctp-2.5

into nuts.ninka.net:/disk1/davem/BK/net-2.5

5 files changed, 37 insertions, 130 deletions

diff --git a/include/linux/sctp.h b/include/linux/sctp.h
index 6131e3c9aa45..a022f9f629f6 100644
--- a/include/linux/sctp.h
+++ b/include/linux/sctp.h
@@ -524,113 +524,4 @@ typedef struct sctp_addip_chunk {
 	sctp_addiphdr_t addip_hdr;
 } sctp_addip_chunk_t __attribute__((packed));
 
-/* FIXME:  Cleanup needs to continue below this line. */
-
-
-/* ADDIP Section 3.1.1
- *
- * ASCONF-Request Correlation ID: 32 bits (unsigned integer)
- *
- * This is an opaque integer assigned by the sender to identify each
- * request parameter. It is in host byte order and is only meaningful
- * to the sender. The receiver of the ASCONF Chunk will copy this 32
- * bit value into the ASCONF Correlation ID field of the
- * ASCONF-ACK. The sender of the ASCONF can use this same value in the
- * ASCONF-ACK to find which request the response is for.
- *
- * ASCONF Parameter: TLV format
- *
- * Each Address configuration change is represented by a TLV parameter
- * as defined in Section 3.2. One or more requests may be present in
- * an ASCONF Chunk.
- */
-typedef struct {
-	__u32	correlation;
-	sctp_paramhdr_t p;
-	__u8		payload[0];
-} sctpAsconfReq_t;
-
-/* ADDIP
- * 3.1.1  Address/Stream Configuration Change Chunk (ASCONF)
- *
- * This chunk is used to communicate to the remote endpoint one of the
- * configuration change requests that MUST be acknowledged.  The
- * information carried in the ASCONF Chunk uses the form of a
- * Tag-Length-Value (TLV), as described in "3.2.1
- * Optional/Variable-length Parameter Format" in [RFC2960], for all
- * variable parameters.
- */
-typedef struct {
-	__u32	serial;
-	__u8	reserved[3];
-	__u8	addr_type;
-	__u32	addr[4];
-	sctpAsconfReq_t requests[0];
-} sctpAsconf_t;
-
-/* ADDIP
- * 3.1.2 Address/Stream Configuration Acknowledgment Chunk (ASCONF-ACK)
- *
- * ASCONF-Request Correlation ID: 32 bits (unsigned integer)
- *
- * This value is copied from the ASCONF Correlation ID received in the
- * ASCONF Chunk. It is used by the receiver of the ASCONF-ACK to identify
- * which ASCONF parameter this response is associated with.
- *
- * ASCONF Parameter Response : TLV format
- *
- * The ASCONF Parameter Response is used in the ASCONF-ACK to report
- * status of ASCONF processing. By default, if a responding endpoint
- * does not include any Error Cause, a success is indicated. Thus a
- * sender of an ASCONF-ACK MAY indicate complete success of all TLVs in
- * an ASCONF by returning only the Chunk Type, Chunk Flags, Chunk Length
- * (set to 8) and the Serial Number.
- */
-typedef union {
-	struct {
-		__u32		correlation;
-		sctp_paramhdr_t header;	/* success report */
-	} success;
-	struct {
-		__u32		correlation;
-		sctp_paramhdr_t header;	/* error cause indication */
-		sctp_paramhdr_t errcause;
-		uint8_t request[0];	/* original request from ASCONF */
-	} error;
-#define __correlation	success.correlation
-#define __header	success.header
-#define __cause		error.errcause
-#define __request	error.request
-}  sctpAsconfAckRsp_t;
-
-/* ADDIP
- * 3.1.2 Address/Stream Configuration Acknowledgment Chunk (ASCONF-ACK)
- *
- * This chunk is used by the receiver of an ASCONF Chunk to
- * acknowledge the reception. It carries zero or more results for any
- * ASCONF Parameters that were processed by the receiver.
- */
-typedef struct {
-	__u32	serial;
-	sctpAsconfAckRsp_t responses[0];
-} sctpAsconfAck_t;
-
-/*********************************************************************
- * Internal structures
- *
- * These are data structures which never go out on the wire.
- *********************************************************************/
-
-/* What is this data structure for?  The TLV isn't one--it is just a
- * value.  Perhaps this data structure ought to have a type--otherwise
- * it is not unambigiously parseable.  --piggy
- */
-typedef struct {
-	struct list_head hook;
-	int length;	/* length of the TLV */
-
-	/* the actually TLV to be copied into ASCONF_ACK */
-	sctpAsconfAckRsp_t TLV;
-} sctpAsconfAckRspNode_t;
-
 #endif /* __LINUX_SCTP_H__ */
diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
index 420f9cf919a6..941f935b012b 100644
--- a/include/net/sctp/command.h
+++ b/include/net/sctp/command.h
@@ -1,5 +1,6 @@
-/* SCTP kernel reference Implementation Copyright (C) 1999-2001
- * Cisco, Motorola, and IBM
+/* SCTP kernel reference Implementation
+ * (C) Copyright IBM Corp. 2001, 2003
+ * Copyright (C) 1999-2001 Cisco, Motorola
  *
  * This file is part of the SCTP kernel reference Implementation
  *
@@ -88,6 +89,7 @@ typedef enum {
 	SCTP_CMD_PART_DELIVER,	 /* Partial data delivery considerations. */
 	SCTP_CMD_RENEGE,         /* Renege data on an association. */
 	SCTP_CMD_SETUP_T4,	 /* ADDIP, setup T4 RTO timer parms. */
+	SCTP_CMD_PROCESS_OPERR,  /* Process an ERROR chunk. */
 	SCTP_CMD_LAST
 } sctp_verb_t;
 
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 3f21f1985699..bf33562cd101 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -116,6 +116,9 @@
 #define SCTP_STATIC static
 #endif
 
+#define MSECS_TO_JIFFIES(msec) (msec * HZ / 1000)
+#define JIFFIES_TO_MSECS(jiff) (jiff * 1000 / HZ)
+
 /*
  * Function declarations.
  */
@@ -495,22 +498,19 @@ for (err = (sctp_errhdr_t *)((void *)chunk_hdr + \
 #define tv_lt(s, t) \
    (s.tv_sec < t.tv_sec || (s.tv_sec == t.tv_sec && s.tv_usec < t.tv_usec))
 
-/* Stolen from net/profile.h.  Using it from there is more grief than
- * it is worth.
- */
-static inline void tv_add(const struct timeval *entered, struct timeval *leaved)
-{
-	time_t usecs = leaved->tv_usec + entered->tv_usec;
-	time_t secs = leaved->tv_sec + entered->tv_sec;
-
-	if (usecs >= 1000000) {
-		usecs -= 1000000;
-		secs++;
-	}
-	leaved->tv_sec = secs;
-	leaved->tv_usec = usecs;
-}
-
+/* Add tv1 to tv2. */
+#define TIMEVAL_ADD(tv1, tv2) \
+({ \
+        suseconds_t usecs = (tv2).tv_usec + (tv1).tv_usec; \
+        time_t secs = (tv2).tv_sec + (tv1).tv_sec; \
+\
+        if (usecs >= 1000000) { \
+                usecs -= 1000000; \
+                secs++; \
+        } \
+        (tv2).tv_sec = secs; \
+        (tv2).tv_usec = usecs; \
+})
 
 /* External references. */
 
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 3eb9c18df0c5..2b62b1afef2a 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -265,13 +265,19 @@ struct sctp_chunk *sctp_make_op_error(const struct sctp_association *,
 struct sctp_chunk *sctp_make_asconf(struct sctp_association *asoc,
 				    union sctp_addr *addr,
 				    int vparam_len);
+struct sctp_chunk *sctp_make_asconf_update_ip(struct sctp_association *,
+					      union sctp_addr *,
+					      struct sockaddr *,
+					      int, int);
+struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
+					     union sctp_addr *addr);
+struct sctp_chunk *sctp_make_asconf_ack(struct sctp_association *asoc,
+					int serial, int vparam_len);
+
 struct sctp_chunk *sctp_process_asconf(struct sctp_association *asoc,
 				       struct sctp_chunk *asconf,
 				       int vparam_len);
 
-struct sctp_chunk *sctp_make_asconf_set_prim(struct sctp_association *asoc,
-					     union sctp_addr *addr);
-
 void sctp_chunk_assign_tsn(struct sctp_chunk *);
 void sctp_chunk_assign_ssn(struct sctp_chunk *);
 
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 7ba32701be00..bf2745654d7a 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -1085,6 +1085,10 @@ int sctp_add_bind_addr(struct sctp_bind_addr *, union sctp_addr *,
 int sctp_del_bind_addr(struct sctp_bind_addr *, union sctp_addr *);
 int sctp_bind_addr_match(struct sctp_bind_addr *, const union sctp_addr *,
 			 struct sctp_opt *);
+union sctp_addr *sctp_find_unmatch_addr(struct sctp_bind_addr	*bp,
+					const union sctp_addr	*addrs,
+					int			addrcnt,
+					struct sctp_opt		*opt);
 union sctp_params sctp_bind_addrs_to_raw(const struct sctp_bind_addr *bp,
 					 int *addrs_len, int gfp);
 int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw, int len,
@@ -1389,6 +1393,10 @@ struct sctp_association {
 		__u8	ipv4_address;	 /* Peer understands IPv4 addresses? */
 		__u8	ipv6_address;	 /* Peer understands IPv6 addresses? */
 		__u8	hostname_address;/* Peer understands DNS addresses? */
+
+		/* Does peer support ADDIP? */
+		__u8    asconf_capable;
+
 		struct sctp_inithdr i;
 		int cookie_len;
 		void *cookie;