bsd/netat/asp.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  *
  24  * ORIGINS: 82
  25  *
  26  * (C) COPYRIGHT Apple Computer, Inc. 1992-1996
  27  * All Rights Reserved
  28  *
  29  */
  30
  31 #ifndef _NETAT_ASP_H_
  32 #define _NETAT_ASP_H_
  33
  34 #define ASP_Version           0x100
  35
  36 #define ASPFUNC_CloseSess     1
  37 #define ASPFUNC_Command       2
  38 #define ASPFUNC_GetStatus     3
  39 #define ASPFUNC_OpenSess      4
  40 #define ASPFUNC_Tickle        5
  41 #define ASPFUNC_Write         6
  42 #define ASPFUNC_WriteContinue 7
  43 #define ASPFUNC_Attention     8
  44 #define ASPFUNC_CmdReply      9
  45
  46 #define ASPIOC               210 /* AT_MID_ASP */
  47 #define ASPIOC_ClientBind    ((ASPIOC<<8) | 1)
  48 #define ASPIOC_CloseSession  ((ASPIOC<<8) | 2)
  49 #define ASPIOC_GetLocEntity  ((ASPIOC<<8) | 3)
  50 #define ASPIOC_GetRemEntity  ((ASPIOC<<8) | 4)
  51 #define ASPIOC_GetSession    ((ASPIOC<<8) | 5)
  52 #define ASPIOC_GetStatus     ((ASPIOC<<8) | 6)
  53 #define ASPIOC_ListenerBind  ((ASPIOC<<8) | 7)
  54 #define ASPIOC_OpenSession   ((ASPIOC<<8) | 8)
  55 #define ASPIOC_StatusBlock   ((ASPIOC<<8) | 9)
  56 #define ASPIOC_SetPid        ((ASPIOC<<8) |10)
  57 #define ASPIOC_GetSessId     ((ASPIOC<<8) |11)
  58 #define ASPIOC_EnableSelect  ((ASPIOC<<8) |12)  /* not needed */
  59 #define ASPIOC_Look          ((ASPIOC<<8) |13)
  60
  61 #define MOREDATA 1
  62
  63 /* The following ASP error codes are defined in Inside AppleTalk: */
  64
  65 #define ASPERR_NoError         0
  66 #define ASPERR_BadVersNum      -1066
  67 #define ASPERR_BufTooSmall     -1067
  68 #define ASPERR_NoMoreSessions  -1068
  69 #define ASPERR_NoServers       -1069
  70 #define ASPERR_ParamErr        -1070
  71 #define ASPERR_ServerBusy      -1071
  72 #define ASPERR_SessClosed      -1072
  73 #define ASPERR_SizeErr         -1073
  74 #define ASPERR_TooManyClients  -1074
  75 #define ASPERR_NoAck           -1075
  76
  77 /* These ASP error codes were apparently defined later: */
  78
  79 #define ASPERR_NoSuchDevice    -1058
  80 #define ASPERR_BindErr         -1059
  81 #define ASPERR_CmdReply        -1060
  82 #define ASPERR_CmdRequest      -1061
  83 #define ASPERR_SystemErr       -1062
  84 #define ASPERR_ProtoErr        -1063
  85 #define ASPERR_NoSuchEntity    -1064
  86 #define ASPERR_RegisterErr     -1065
  87
  88 typedef struct {
  89         at_inet_t SLSEntityIdentifier;
  90         at_retry_t Retry;
  91         int StatusBufferSize;
  92 } asp_status_cmd_t;
  93
  94 typedef struct {
  95         at_inet_t SLSEntityIdentifier;
  96         at_retry_t Retry;
  97         unsigned short TickleInterval;
  98         unsigned short SessionTimer;
  99 } asp_open_cmd_t;
 100
 101 typedef struct {
 102         int Primitive;
 103         int CmdResult;
 104         unsigned short ReqRefNum;
 105         unsigned short Filler;
 106 } asp_cmdreply_req_t;
 107
 108 typedef struct {
 109         int Primitive;
 110         int CmdResult;
 111 } asp_cmdreply_ind_t;
 112
 113 typedef struct {
 114         int Primitive;
 115         unsigned short ReqRefNum;
 116         unsigned char ReqType;
 117         unsigned char Filler;
 118 } asp_command_ind_t;
 119
 120 union asp_primitives {
 121         int Primitive;
 122         asp_cmdreply_ind_t CmdReplyInd;
 123         asp_cmdreply_req_t CmdReplyReq;
 124         asp_command_ind_t CommandInd;
 125 };
 126
 127 #ifdef KERNEL
 128
 129 #define ASPSTATE_Close                      0
 130 #define ASPSTATE_Idle                       1
 131 #define ASPSTATE_WaitingForGetStatusRsp     2
 132 #define ASPSTATE_WaitingForOpenSessRsp      3
 133 #define ASPSTATE_WaitingForCommandRsp       4
 134 #define ASPSTATE_WaitingForWriteContinue    5
 135 #define ASPSTATE_WaitingForWriteRsp         6
 136 #define ASPSTATE_WaitingForWriteContinueRsp 7
 137 #define ASPSTATE_WaitingForCloseSessRsp     8
 138 #ifdef NOT_USED
 139 #define ASPSTATE_WaitingForCfgAck           9
 140 #endif
 141
 142 /*
 143  * ATP state block
 144  */
 145 typedef struct {
 146         gref_t *atp_gref; /* gref must be the first entry */
 147         int pid; /* process id, must be the second entry */
 148         gbuf_t *atp_msgq; /* data msg, must be the third entry */
 149         unsigned char dflag; /* structure flag, must be the fourth entry */
 150         unsigned char filler[3];
 151 } atp_state_t;
 152
 153 /*
 154  * ASP word
 155  */
 156 typedef struct {
 157         unsigned char  func;
 158         unsigned char  param1;
 159         unsigned short param2;
 160 } asp_word_t;
 161
 162 /*
 163  * ASP session control block
 164  */
 165 typedef struct asp_scb {
 166         gref_t *gref; /* read queue pointer, must be the first entry */
 167         int pid; /* process id, must be the second entry */
 168         atp_state_t *atp_state; /* atp state info, must be the third entry */
 169         unsigned char  dflag; /* structure flag, must be the fourth entry */
 170         unsigned char  state;
 171         unsigned char  sess_id;
 172         unsigned char  tmo_delta;
 173         unsigned char  tmo_cnt;
 174         unsigned char  rem_socket;
 175         unsigned char  rem_node;
 176         unsigned char  magic_num;
 177         unsigned short snd_seq_num;
 178         unsigned short rcv_seq_num;
 179         unsigned short filler;
 180         unsigned short tickle_tid;
 181         unsigned short tickle_interval;
 182         unsigned short session_timer;
 183         unsigned short attn_tid;
 184         unsigned char  attn_flag;
 185         unsigned char  req_flag;
 186         gbuf_t *req_msgq;
 187         unsigned short wrt_seq_num;
 188         unsigned char get_wait;
 189         unsigned char ioc_wait;
 190         at_retry_t cmd_retry;
 191         at_inet_t loc_addr;
 192         at_inet_t rem_addr;
 193         at_inet_t svc_addr;
 194         gbuf_t *sess_ioc;
 195         gbuf_t *stat_msg;
 196         void (*tmo_func)();
 197         struct asp_scb *next_tmo;
 198         struct asp_scb *prev_tmo;
 199         struct asp_scb *sess_scb;
 200         struct asp_scb *next_scb;
 201         struct asp_scb *prev_scb;
 202         unsigned char sel_on;           /* not needed */
 203         unsigned char user;
 204         unsigned char rcv_cnt;
 205         unsigned char snd_stop;
 206         unsigned char reply_socket;
 207         unsigned char if_num;
 208         unsigned char pad[2];
 209         atlock_t lock;
 210         atlock_t delay_lock;
 211         atevent_t event;
 212         atevent_t delay_event;
 213 } asp_scb_t;
 214
 215 #endif /* KERNEL */
 216 #endif /* _NETAT_ASP_H_ */