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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _INET_SCTP_ITF_H
#define _INET_SCTP_ITF_H
#ifdef __cplusplus
extern "C" {
#endif
#include <netinet/sctp.h>
/*
* Kernel SCTP programming interface. Note that this interface
* is private to Sun and can be changed without notice.
*/
#ifdef _KERNEL
/*
* The version number of the SCTP kernel interface. Use it with
* sctp_itf_ver() to verify if the kernel supports the correct
* version of the interface.
*
* NOTE: do not assume backward compatibility of the interface.
* If the return value of sctp_itf_ver() is different from what
* is expected, do not call any of the routines.
*/
#define SCTP_ITF_VER 2
/*
* This struct holds various flow control limits the caller of
* sctp_create() should observe when interacting with SCTP.
*/
typedef struct sctp_sockbuf_limits_s {
int sbl_rxbuf;
int sbl_rxlowat;
int sbl_txbuf;
int sbl_txlowat;
} sctp_sockbuf_limits_t;
/*
* Parameter to SCTP_UC_SWAP setsockopt
*/
struct sock_upcalls_s;
struct sctp_uc_swap {
void *sus_handle;
struct sock_upcalls_s *sus_upcalls;
};
struct sctp_s;
/*
* The list of routines the SCTP kernel module provides.
*/
extern mblk_t *sctp_alloc_hdr(const char *name, int namelen,
const char *control, int controllen, int flags);
extern int sctp_bind(struct sctp_s *conn, struct sockaddr *addr,
socklen_t addrlen);
extern int sctp_bindx(struct sctp_s *conn, const void *addrs, int addrcnt,
int flags);
extern void sctp_close(struct sctp_s *conn);
extern int sctp_connect(struct sctp_s *conn, const struct sockaddr *dst,
socklen_t addrlen, cred_t *cr, pid_t pid);
extern struct sctp_s *sctp_create(void *newhandle, struct sctp_s *parent,
int family, int type, int flags, struct sock_upcalls_s *su,
sctp_sockbuf_limits_t *sbl, cred_t *cr);
extern int sctp_disconnect(struct sctp_s *conn);
extern int sctp_get_opt(struct sctp_s *conn, int level, int opt, void *opts,
socklen_t *optlen);
extern int sctp_getpeername(struct sctp_s *conn, struct sockaddr *addr,
socklen_t *addrlen);
extern int sctp_getsockname(struct sctp_s *conn, struct sockaddr *addr,
socklen_t *addrlen);
extern int sctp_itf_ver(int);
extern int sctp_listen(struct sctp_s *conn);
extern void sctp_recvd(struct sctp_s *conn, int len);
extern int sctp_sendmsg(struct sctp_s *conn, mblk_t *mp, int flags);
extern int sctp_set_opt(struct sctp_s *conn, int level, int opt,
const void *opts, socklen_t optlen);
/* Flags for sctp_create(), sctp_alloc_hdr() */
#define SCTP_CAN_BLOCK 0x01
/* Flags for upcall su_recv() */
#define SCTP_NOTIFICATION 0x01 /* message is a notification */
#define SCTP_PARTIAL_DATA 0x02 /* not a full message */
/* Use by sockfs to do sctp_peeloff(). */
#define SCTP_UC_SWAP 255
/*
* The following are private interfaces between Solaris SCTP and SunCluster.
* Hence, these interfaces are only for use by SunCluster and are *not* part
* of the general SCTP kernel interface.
*/
typedef uintptr_t cl_sctp_handle_t;
typedef struct cl_sctp_info_s {
ushort_t cl_sctpi_version;
ushort_t cl_sctpi_family;
ushort_t cl_sctpi_ipversion;
int32_t cl_sctpi_state;
in_port_t cl_sctpi_lport;
in_port_t cl_sctpi_fport;
uint_t cl_sctpi_nladdr;
uchar_t *cl_sctpi_laddrp;
uint_t cl_sctpi_nfaddr;
uchar_t *cl_sctpi_faddrp;
cl_sctp_handle_t cl_sctpi_handle;
} cl_sctp_info_t;
#define CL_SCTPI_V1 1 /* cl_sctpi_version number */
/* Used to indicate if the local or peer address list has changed */
#define SCTP_CL_LADDR 1
#define SCTP_CL_PADDR 2
extern int cl_sctp_cookie_paddr(sctp_chunk_hdr_t *, in6_addr_t *);
extern int cl_sctp_walk_list(int (*callback)(cl_sctp_info_t *, void *), void *,
boolean_t);
/* End of private SunCluster interfaces */
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _INET_SCTP_ITF_H */
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