2 * Copyright (c) 1999, Boris Popov
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #ifndef _NETNCP_NCP_RQ_H_
35 #define _NETNCP_NCP_RQ_H_
37 #include <machine/endian.h>
39 #define getb(buf,ofs) (((const u_int8_t *)(buf))[ofs])
40 #define setb(buf,ofs,val) (((u_int8_t*)(buf))[ofs])=val
41 #define getbw(buf,ofs) ((u_int16_t)(getb(buf,ofs)))
43 #if (BYTE_ORDER == LITTLE_ENDIAN)
45 #define getwle(buf,ofs) (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))
46 #define getdle(buf,ofs) (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))
47 #define getwbe(buf,ofs) (ntohs(getwle(buf,ofs)))
48 #define getdbe(buf,ofs) (ntohl(getdle(buf,ofs)))
50 #define setwle(buf,ofs,val) getwle(buf,ofs)=val
51 #define setwbe(buf,ofs,val) getwle(buf,ofs)=htons(val)
52 #define setdle(buf,ofs,val) getdle(buf,ofs)=val
53 #define setdbe(buf,ofs,val) getdle(buf,ofs)=htonl(val)
55 #define htoles(x) ((u_int16_t)(x))
56 #define letohs(x) ((u_int16_t)(x))
57 #define htolel(x) ((u_int32_t)(x))
58 #define letohl(x) ((u_int32_t)(x))
61 #error "Macros for Big-Endians are incomplete"
62 #define getwle(buf,ofs) ((u_int16_t)(getb(buf, ofs) | (getb(buf, ofs + 1) << 8)))
63 #define getdle(buf,ofs) ((u_int32_t)(getb(buf, ofs) | \
64 (getb(buf, ofs + 1) << 8) | \
65 (getb(buf, ofs + 2) << 16) | \
66 (getb(buf, ofs + 3) << 24)))
67 #define getwbe(buf,ofs) (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))
68 #define getdbe(buf,ofs) (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))
70 #define setwle(buf,ofs,val) getwle(buf,ofs)=val
71 #define setdle(buf,ofs,val) getdle(buf,ofs)=val
73 #define setwbe(buf,ofs,val) getwle(buf,ofs)=val
74 #define setdbe(buf,ofs,val) getdle(buf,ofs)=val
76 #define htoles(x) ((u_int16_t)(x))
77 #define letohs(x) ((u_int16_t)(x))
78 #define htolel(x) ((u_int32_t)(x))
79 #define letohl(x) ((u_int32_t)(x))
87 * Structure to prepare ncp request and receive reply
90 struct ncp_conn *conn; /* back link */
96 /* int rqsize;*/ /* request size without ncp header */
97 int rpsize; /* reply size minus ncp header */
98 int cc; /* completion code */
99 int cs; /* connection state */
100 struct proc *p; /* proc that did rq */
101 struct ucred *cred; /* user that did rq */
105 #define DECLARE_RQ struct ncp_rq rq;struct ncp_rq *rqp=&rq
108 int ncp_rq_head(struct ncp_rq *rqp,u_int32_t ptype, u_int8_t fn,struct proc *p,
110 int ncp_rq_done(struct ncp_rq *rqp);
112 /* common case for normal request */
113 #define ncp_rq_init(rqp,fn,p,c) ncp_rq_head((rqp),NCP_REQUEST,(fn),(p),(c))
114 #define ncp_rq_close(rqp) ncp_rq_done((rqp))
116 #define NCP_RQ_HEAD(fn,p,c) ncp_rq_init(rqp,fn,p,c)
117 #define NCP_RQ_HEAD_S(fn,sfn,p,c) NCP_RQ_HEAD(fn,p,c);ncp_rq_word(rqp,0);ncp_rq_byte(rqp,(sfn))
118 #define NCP_RQ_EXIT bad: ncp_rq_close(rqp)
119 #define NCP_RQ_EXIT_NB ncp_rq_close(rqp)
120 #define ncp_rq_word ncp_rq_word_lh
121 #define ncp_rq_dword ncp_rq_dword_lh
123 /*void ncp_init_request(struct ncp_rq *rqp, int fn);
124 void ncp_close_request(struct ncp_rq *rqp);*/
125 void ncp_rq_byte(struct ncp_rq *rqp, u_int8_t x);
126 void ncp_rq_word_hl(struct ncp_rq *rqp, u_int16_t x);
127 void ncp_rq_word_lh(struct ncp_rq *rqp, u_int16_t x);
128 void ncp_rq_dword_lh(struct ncp_rq *rqp, u_int32_t x);
129 static void ncp_rq_mem(struct ncp_rq *rqp, caddr_t source, int size);
130 static int ncp_rq_usermem(struct ncp_rq *rqp, caddr_t source, int size);
131 int ncp_rq_mbuf(struct ncp_rq *rqp, struct mbuf *m, int size);
132 int ncp_rq_putanymem(struct ncp_rq *rqp, caddr_t source, int size,int type);
133 void ncp_rq_pathstring(struct ncp_rq *rqp, int size, char *name, struct ncp_nlstables*);
134 void ncp_rq_dbase_path(struct ncp_rq *, u_int8_t vol_num,
135 u_int32_t dir_base, int namelen, u_char *name, struct ncp_nlstables *nt);
136 void ncp_rq_pstring(struct ncp_rq *rqp, char *s);
138 u_int8_t ncp_rp_byte(struct ncp_rq *rqp);
139 u_int16_t ncp_rp_word_hl(struct ncp_rq *rqp);
140 u_int16_t ncp_rp_word_lh(struct ncp_rq *rqp);
141 u_int32_t ncp_rp_dword_hl(struct ncp_rq *rqp);
142 u_int32_t ncp_rp_dword_lh(struct ncp_rq *rqp);
143 void ncp_rp_mem(struct ncp_rq *rqp,caddr_t target, int size);
144 int ncp_rp_usermem(struct ncp_rq *rqp,caddr_t target, int size);
145 int nwfs_mbuftouio(struct mbuf **mrep, struct uio *uiop, int siz, caddr_t *dpos);
146 int nwfs_uiotombuf(struct uio *uiop, struct mbuf **mq, int siz, caddr_t *bpos);
147 struct mbuf* ncp_rp_mbuf(struct ncp_rq *rqp, int size);
149 static void __inline ncp_rq_mem(struct ncp_rq *rqp, caddr_t source, int size) {
150 ncp_rq_putanymem(rqp,source,size,0);
152 static int __inline ncp_rq_usermem(struct ncp_rq *rqp, caddr_t source, int size) {
153 return ncp_rq_putanymem(rqp,source,size,1);
155 void ncp_sign_init(const char *logindata, char *sign_root);
157 #else /* ifdef _KERNEL */
159 #define DECLARE_RQ struct ncp_buf conn1, *conn=&conn1
161 #define ncp_add_byte(conn,x) (conn)->packet[(conn)->rqsize++]=x
167 void ncp_init_request(struct ncp_buf *);
168 void ncp_init_request_s(struct ncp_buf *, int);
169 void ncp_add_word_lh(struct ncp_buf *, u_int16_t);
170 void ncp_add_dword_lh(struct ncp_buf *, u_int32_t);
171 void ncp_add_word_hl(struct ncp_buf *, u_int16_t);
172 void ncp_add_dword_hl(struct ncp_buf *, u_int32_t);
173 void ncp_add_mem(struct ncp_buf *, const void *, int);
174 void ncp_add_mem_nls(struct ncp_buf *, const void *, int);
175 void ncp_add_pstring(struct ncp_buf *, const char *);
176 void ncp_add_handle_path(struct ncp_buf *, nuint32, nuint32, int, const char *);
178 #define ncp_reply_data(conn,offset) ((conn)->packet+offset)
179 #define ncp_reply_byte(conn,offset) (*(u_int8_t*)(ncp_reply_data(conn, offset)))
181 u_int16_t ncp_reply_word_hl(struct ncp_buf *, int);
182 u_int16_t ncp_reply_word_lh(struct ncp_buf *, int);
183 u_int32_t ncp_reply_dword_hl(struct ncp_buf *, int);
184 u_int32_t ncp_reply_dword_lh(struct ncp_buf *, int);
187 ConvertToNWfromDWORD(u_int32_t sfd, ncp_fh *fh) {
188 fh->val1 = (fh->val.val32 = sfd);
194 #endif /* ifdef _KERNEL */
196 #endif /* !_NETNCP_NCP_RQ_H_ */