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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /*
26: *
27: * ORIGINS: 82
28: *
29: * APPLE CONFIDENTIAL
30: * (C) COPYRIGHT Apple Computer, Inc. 1992-1996
31: * All Rights Reserved
32: *
33: */
34:
35: /* Definitions for ATP protocol and streams module, per
36: * AppleTalk Transaction Protocol documentation from
37: * `Inside AppleTalk', July 14, 1986.
38: */
39:
40: #ifndef UIOSEG_USER
41: # include <sys/uio.h>
42: #endif
43:
44: #define ATP_ATP_HDR(c) ((at_atp_t *)(&((at_ddp_t *)(c))->data[0]))
45:
46: #define TOTAL_ATP_HDR_SIZE (ATP_HDR_SIZE+DDP_X_HDR_SIZE)
47: #define ATP_CLEAR_CONTROL(c) (*(char *)(c) = 0)
48:
49: /* ATP ioctl interface */
50:
51: /* Structure for the atp_set_default call */
52:
53: #define ATP_INFINITE_RETRIES 0xffffffff /* means retry forever
54: * in the def_retries field
55: */
56:
57: struct atp_set_default {
58: u_int def_retries; /* number of retries for a request */
59: u_int def_rate; /* retry rate (in seconds/100) NB: the
60: * system may not be able to resolve
61: * delays of 100th of a second but will
62: * instead make a 'best effort'
63: */
64: struct atpBDS *def_bdsp; /* BDS structure associated with this req */
65: u_int def_BDSlen; /* size of BDS structure */
66: };
67:
68:
69: /* Return header from requests */
70:
71: struct atp_result {
72: u_short count; /* the number of packets */
73: u_short hdr; /* offset to header in buffer */
74: u_short offset[8]; /* offset to the Nth packet in the buffer */
75: u_short len[8]; /* length of the Nth packet */
76: };
77:
78: struct atpBDS {
79: ua_short bdsBuffSz;
80: ua_long bdsBuffAddr;
81: ua_short bdsDataSz;
82: unsigned char bdsUserData[4];
83: };
84:
85:
86: typedef struct {
87: u_short at_atpreq_type;
88: at_net at_atpreq_to_net;
89: at_node at_atpreq_to_node;
90: at_socket at_atpreq_to_socket;
91: u_char at_atpreq_treq_user_bytes[4];
92: u_char *at_atpreq_treq_data;
93: u_short at_atpreq_treq_length;
94: u_char at_atpreq_treq_bitmap;
95: u_char at_atpreq_xo;
96: u_char at_atpreq_xo_relt;
97: u_short at_atpreq_retry_timeout;
98: u_short at_atpreq_maximum_retries;
99: u_char at_atpreq_tresp_user_bytes[ATP_TRESP_MAX][4];
100: u_char *at_atpreq_tresp_data[ATP_TRESP_MAX];
101: u_short at_atpreq_tresp_lengths[ATP_TRESP_MAX];
102: u_long at_atpreq_debug[4];
103: u_short at_atpreq_tid;
104: u_char at_atpreq_tresp_bitmap;
105: u_char at_atpreq_tresp_eom_seqno;
106: u_char at_atpreq_got_trel;
107: } at_atpreq;
108:
109:
110: /* The ATP module ioctl commands */
111:
112: #define AT_ATP_CANCEL_REQUEST (('|'<<8)|1)
113: #define AT_ATP_ISSUE_REQUEST (('|'<<8)|2)
114: #define AT_ATP_ISSUE_REQUEST_DEF (('|'<<8)|3)
115: #define AT_ATP_ISSUE_REQUEST_DEF_NOTE (('|'<<8)|4)
116: #define AT_ATP_ISSUE_REQUEST_NOTE (('|'<<8)|5)
117: #define AT_ATP_GET_POLL (('|'<<8)|6)
118: #define AT_ATP_RELEASE_RESPONSE (('|'<<8)|7)
119: #define AT_ATP_REQUEST_COMPLETE (('|'<<8)|8)
120: #define AT_ATP_SEND_FULL_RESPONSE (('|'<<8)|9)
121: #define AT_ATP_BIND_REQ (('|'<<8)|10)
122: #define AT_ATP_GET_CHANID (('|'<<8)|11)
123: #define AT_ATP_PEEK (('|'<<8)|12)
124:
125: /* These macros don't really depend here, but since they're used only by the
126: * old ATP and old PAP, they're put here. Unisoft PAP includes this file.
127: */
128: #define R16(x) UAS_VALUE(x)
129: #define W16(x,v) UAS_ASSIGN(x, v)
130: #define C16(x,v) UAS_UAS(x, v)
131:
132:
133: /*
134: * these are the dispatch codes for
135: * the new atp_control system call
136: */
137: #define ATP_SENDREQUEST 0
138: #define ATP_GETRESPONSE 1
139: #define ATP_SENDRESPONSE 2
140: #define ATP_GETREQUEST 3
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