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      1 /*	$NetBSD: nineproto.h,v 1.2 2019/05/17 08:48:04 ozaki-r Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2007  Antti Kantee.  All Rights Reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #ifndef PUFFS9P_9PROTO_H_
     29 #define PUFFS9P_9PROTO_H_
     30 
     31 #include <stdint.h>
     32 
     33 #define P9PROTO_VERSION		0
     34 #define P9PROTO_VERSION_U	1
     35 
     36 #define P9PROTO_VERSTR		"9P2000"
     37 #define P9PROTO_VERSTR_U	"9P2000.u"
     38 #define P9PROTO_VERSTR_MAXLEN	(sizeof(P9PROTO_VERSTR_U))
     39 
     40 #define P9PROTO_T_VERSION	100
     41 #define P9PROTO_R_VERSION	101
     42 #define P9PROTO_T_AUTH		102
     43 #define P9PROTO_R_AUTH		103
     44 #define P9PROTO_T_ATTACH	104
     45 #define P9PROTO_R_ATTACH	105
     46 #define P9PROTO_T_ERROR		106
     47 #define P9PROTO_R_ERROR		107
     48 #define P9PROTO_T_FLUSH		108
     49 #define P9PROTO_R_FLUSH		109
     50 #define P9PROTO_T_WALK		110
     51 #define P9PROTO_R_WALK		111
     52 #define P9PROTO_T_OPEN		112
     53 #define P9PROTO_R_OPEN		113
     54 #define P9PROTO_T_CREATE	114
     55 #define P9PROTO_R_CREATE	115
     56 #define P9PROTO_T_READ		116
     57 #define P9PROTO_R_READ		117
     58 #define P9PROTO_T_WRITE		118
     59 #define P9PROTO_R_WRITE		119
     60 #define P9PROTO_T_CLUNK		120
     61 #define P9PROTO_R_CLUNK		121
     62 #define P9PROTO_T_REMOVE	122
     63 #define P9PROTO_R_REMOVE	123
     64 #define P9PROTO_T_STAT		124
     65 #define P9PROTO_R_STAT		125
     66 #define P9PROTO_T_WSTAT		126
     67 #define P9PROTO_R_WSTAT		127
     68 #define P9PROTO_MIN		9PROTO_T_VERSION
     69 #define P9PROTO_MAX		9PROTO_R_MAX
     70 
     71 #define P9PROTO_NOFID		(uint32_t)~0
     72 #define P9PROTO_NOTAG		(uint16_t)~0
     73 
     74 #define P9PROTO_NUNAME_UNSPECIFIED	(uint16_t)~0
     75 
     76 /* type field in a qid */
     77 #define P9PROTO_QID_TYPE_DIR	0x80
     78 #define P9PROTO_QID_TYPE_APPEND	0x40
     79 #define P9PROTO_QID_TYPE_EXCL	0x20
     80 #define P9PROTO_QID_TYPE_MOUNT	0x10
     81 #define P9PROTO_QID_TYPE_AUTH	0x08
     82 /* P92000.u extensions */
     83 #define P9PROTO_QID_TYPE_TMP	0x04
     84 #define P9PROTO_QID_TYPE_LINK	0x02
     85 #define P9PROTO_QID_TYPE_FILE	0x00
     86 
     87 /* mode in open */
     88 #define P9PROTO_OMODE_READ	0x00
     89 #define P9PROTO_OMODE_WRITE	0x01
     90 #define P9PROTO_OMODE_RDWR	0x02
     91 #define P9PROTO_OMODE_EXEC	0x03
     92 #define P9PROTO_OMODE_TRUNC	0x10
     93 #define P9PROTO_OMODE_RMCLOSE	0x40
     94 
     95 /* for creating directories */
     96 #define P9PROTO_CPERM_DIR	0x80000000
     97 #define P9PROTO_CPERM_APPEND	0x40000000
     98 #define P9PROTO_CPERM_EXCL	0x20000000
     99 #define P9PROTO_CPERM_MOUNT	0x10000000
    100 #define P9PROTO_CPERM_AUTH	0x08000000
    101 #define P9PROTO_CPERM_TMP	0x04000000
    102 #define P9PROTO_CPERM_SYMLINK	0x02000000
    103 /* P92000.u extensions */
    104 #define P9PROTO_CPERM_DEVICE	0x00800000
    105 #define P9PROTO_CPERM_NAMEDPIPE	0x00200000
    106 #define P9PROTO_CPERM_SOCKET	0x00100000
    107 #define P9PROTO_CPERM_SETUID	0x00080000
    108 #define P9PROTO_CPERM_SETGID	0x00040000
    109 
    110 /* stat non-values */
    111 #define P9PROTO_STAT_NOVAL1	(uint8_t)~0
    112 #define P9PROTO_STAT_NOVAL2	(uint16_t)~0
    113 #define P9PROTO_STAT_NOVAL4	(uint32_t)~0
    114 #define P9PROTO_STAT_NOVAL8	(uint64_t)~0
    115 #define P9PROTO_STAT_NOSTR	""
    116 
    117 #endif /* PUFFS9P_PROTO_H_ */
    118