/*-
* Copyright (c) 1999, 2000, 2001 Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Boris Popov.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _NETNCP_NCP_RQ_H_
#define _NETNCP_NCP_RQ_H_
#include <sys/endian.h>
#define getb(buf,ofs) (((const u_int8_t *)(buf))[ofs])
#define setb(buf,ofs,val) (((u_int8_t*)(buf))[ofs])=val
#define getbw(buf,ofs) ((u_int16_t)(getb(buf,ofs)))
#define getwle(buf,ofs) (le16toh(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs]))))
#define getdle(buf,ofs) (le32toh(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs]))))
#define getwbe(buf,ofs) (be16toh(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs]))))
#define getdbe(buf,ofs) (be32toh(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs]))))
#define setwle(buf,ofs,val) \
(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))=htole16(val)
#define setdle(buf,ofs,val) \
(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))=htole32(val)
#define setwbe(buf,ofs,val) \
(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))=htobe16(val)
#define setdbe(buf,ofs,val) \
(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))=htobe32(val)
#ifdef _KERNEL
#include <sys/mchain.h>
#define NCPR_ALLOCED 0x0001 /* request structure was allocated */
#define NCPR_DONTFREEONERR 0x0002 /* do not free structure on error */
/*
* Structure to prepare ncp request and receive reply
*/
struct ncp_rq {
int nr_flags;
struct mbchain rq;
struct mdchain rp;
int nr_minrplen; /* minimal rp size (-1 if not known) */
int nr_rpsize; /* reply size minus ncp header */
int nr_cc; /* completion code */
int nr_cs; /* connection state */
struct thread * nr_td; /* thread that did rq */
struct ucred * nr_cred; /* user that did rq */
int rexmit;
struct ncp_conn*nr_conn; /* back link */
};
int ncp_rq_alloc(u_int8_t fn, struct ncp_conn *ncp, struct thread *td,
struct ucred *cred, struct ncp_rq **rqpp);
int ncp_rq_alloc_any(u_int32_t ptype, u_int8_t fn, struct ncp_conn *ncp,
struct thread *td, struct ucred *cred, struct ncp_rq **rqpp);
int ncp_rq_alloc_subfn(u_int8_t fn, u_int8_t subfn, struct ncp_conn *ncp,
struct thread *td, struct ucred *cred, struct ncp_rq **rqpp);
int ncp_rq_init_any(struct ncp_rq *rqp, u_int32_t ptype, u_int8_t fn,
struct ncp_conn *ncp,
struct thread *td, struct ucred *cred);
void ncp_rq_done(struct ncp_rq *rqp);
int ncp_request(struct ncp_rq *rqp);
int ncp_request_int(struct ncp_rq *rqp);
struct ncp_nlstables;
int ncp_rq_pathstring(struct ncp_rq *rqp, int size, const char *name, struct ncp_nlstables*);
int ncp_rq_dbase_path(struct ncp_rq *, u_int8_t vol_num,
u_int32_t dir_base, int namelen, u_char *name, struct ncp_nlstables *nt);
int ncp_rq_pstring(struct ncp_rq *rqp, const char *s);
void ncp_sign_init(const char *logindata, char *sign_root);
#else /* ifdef _KERNEL */
#define DECLARE_RQ struct ncp_buf conn1, *conn=&conn1
#define ncp_add_byte(conn,x) (conn)->packet[(conn)->rqsize++]=x
struct ncp_buf;
__BEGIN_DECLS
void ncp_init_request(struct ncp_buf *);
void ncp_init_request_s(struct ncp_buf *, int);
void ncp_add_word_lh(struct ncp_buf *, u_int16_t);
void ncp_add_dword_lh(struct ncp_buf *, u_int32_t);
void ncp_add_word_hl(struct ncp_buf *, u_int16_t);
void ncp_add_dword_hl(struct ncp_buf *, u_int32_t);
void ncp_add_mem(struct ncp_buf *, const void *, int);
void ncp_add_mem_nls(struct ncp_buf *, const void *, int);
void ncp_add_pstring(struct ncp_buf *, const char *);
void ncp_add_handle_path(struct ncp_buf *, nuint32, nuint32, int, const char *);
#define ncp_reply_data(conn,offset) ((conn)->packet+offset)
#define ncp_reply_byte(conn,offset) (*(u_int8_t*)(ncp_reply_data(conn, offset)))
u_int16_t ncp_reply_word_hl(struct ncp_buf *, int);
u_int16_t ncp_reply_word_lh(struct ncp_buf *, int);
u_int32_t ncp_reply_dword_hl(struct ncp_buf *, int);
u_int32_t ncp_reply_dword_lh(struct ncp_buf *, int);
static __inline void
ConvertToNWfromDWORD(u_int32_t sfd, ncp_fh *fh) {
fh->val1 = (fh->val.val32 = sfd);
return;
}
__END_DECLS
#endif /* ifdef _KERNEL */
#endif /* !_NETNCP_NCP_RQ_H_ */
