1/*- 2 * Copyright (c) 1999, 2000, 2001 Boris Popov 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28#ifndef _NETNCP_NCP_RQ_H_ 29#define _NETNCP_NCP_RQ_H_ 30 31#include <sys/endian.h> 32 33#define getb(buf,ofs) (((const u_int8_t *)(buf))[ofs]) 34#define setb(buf,ofs,val) (((u_int8_t*)(buf))[ofs])=val 35#define getbw(buf,ofs) ((u_int16_t)(getb(buf,ofs))) 36 37#define getwle(buf,ofs) (le16toh(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))) 38#define getdle(buf,ofs) (le32toh(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))) 39#define getwbe(buf,ofs) (be16toh(*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))) 40#define getdbe(buf,ofs) (be32toh(*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))) 41 42#define setwle(buf,ofs,val) \ 43 (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))=htole16(val) 44#define setdle(buf,ofs,val) \ 45 (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))=htole32(val) 46#define setwbe(buf,ofs,val) \ 47 (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))=htobe16(val) 48#define setdbe(buf,ofs,val) \ 49 (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))=htobe32(val) 50 51#ifdef _KERNEL 52 53#include <sys/mchain.h> 54 55#define NCPR_ALLOCED 0x0001 /* request structure was allocated */ 56#define NCPR_DONTFREEONERR 0x0002 /* do not free structure on error */ 57 58/* 59 * Structure to prepare ncp request and receive reply 60 */ 61struct ncp_rq { 62 int nr_flags; 63 struct mbchain rq; 64 struct mdchain rp; 65 int nr_minrplen; /* minimal rp size (-1 if not known) */ 66 int nr_rpsize; /* reply size minus ncp header */ 67 int nr_cc; /* completion code */ 68 int nr_cs; /* connection state */ 69 struct thread * nr_td; /* thread that did rq */ 70 struct ucred * nr_cred; /* user that did rq */ 71 int rexmit; 72 struct ncp_conn*nr_conn; /* back link */ 73}; 74 75int ncp_rq_alloc(u_int8_t fn, struct ncp_conn *ncp, struct thread *td, 76 struct ucred *cred, struct ncp_rq **rqpp); 77int ncp_rq_alloc_any(u_int32_t ptype, u_int8_t fn, struct ncp_conn *ncp, 78 struct thread *td, struct ucred *cred, struct ncp_rq **rqpp); 79int ncp_rq_alloc_subfn(u_int8_t fn, u_int8_t subfn, struct ncp_conn *ncp, 80 struct thread *td, struct ucred *cred, struct ncp_rq **rqpp); 81int ncp_rq_init_any(struct ncp_rq *rqp, u_int32_t ptype, u_int8_t fn, 82 struct ncp_conn *ncp, 83 struct thread *td, struct ucred *cred); 84void ncp_rq_done(struct ncp_rq *rqp); 85int ncp_request(struct ncp_rq *rqp); 86int ncp_request_int(struct ncp_rq *rqp); 87 88struct ncp_nlstables; 89 90int ncp_rq_pathstring(struct ncp_rq *rqp, int size, const char *name, struct ncp_nlstables*); 91int ncp_rq_dbase_path(struct ncp_rq *, u_int8_t vol_num, 92 u_int32_t dir_base, int namelen, u_char *name, struct ncp_nlstables *nt); 93int ncp_rq_pstring(struct ncp_rq *rqp, const char *s); 94 95void ncp_sign_init(const char *logindata, char *sign_root); 96 97#else /* ifdef _KERNEL */ 98 99#define DECLARE_RQ struct ncp_buf conn1, *conn=&conn1 100 101#define ncp_add_byte(conn,x) (conn)->packet[(conn)->rqsize++]=x 102 103struct ncp_buf; 104 105__BEGIN_DECLS 106 107void ncp_init_request(struct ncp_buf *); 108void ncp_init_request_s(struct ncp_buf *, int); 109void ncp_add_word_lh(struct ncp_buf *, u_int16_t); 110void ncp_add_dword_lh(struct ncp_buf *, u_int32_t); 111void ncp_add_word_hl(struct ncp_buf *, u_int16_t); 112void ncp_add_dword_hl(struct ncp_buf *, u_int32_t); 113void ncp_add_mem(struct ncp_buf *, const void *, int); 114void ncp_add_mem_nls(struct ncp_buf *, const void *, int); 115void ncp_add_pstring(struct ncp_buf *, const char *); 116void ncp_add_handle_path(struct ncp_buf *, nuint32, nuint32, int, const char *); 117 118#define ncp_reply_data(conn,offset) ((conn)->packet+offset) 119#define ncp_reply_byte(conn,offset) (*(u_int8_t*)(ncp_reply_data(conn, offset))) 120 121u_int16_t ncp_reply_word_hl(struct ncp_buf *, int); 122u_int16_t ncp_reply_word_lh(struct ncp_buf *, int); 123u_int32_t ncp_reply_dword_hl(struct ncp_buf *, int); 124u_int32_t ncp_reply_dword_lh(struct ncp_buf *, int); 125 126static __inline void 127ConvertToNWfromDWORD(u_int32_t sfd, ncp_fh *fh) { 128 fh->val1 = (fh->val.val32 = sfd); 129 return; 130} 131 132__END_DECLS 133 134#endif /* ifdef _KERNEL */ 135 136#endif /* !_NETNCP_NCP_RQ_H_ */ 137