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1.1 root 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: /* Definitions for ATP protocol and streams module, per
32: * AppleTalk Transaction Protocol documentation from
33: * `Inside AppleTalk', July 14, 1986.
34: */
35:
36: #ifndef _NETAT_PAP_H_
37: #define _NETAT_PAP_H_
38:
39: #define AT_PAP_DATA_SIZE 512 /* Maximum PAP data size */
40: #define AT_PAP_STATUS_SIZE 255 /* Maximum PAP status length */
41: #define PAP_TIMEOUT 120
42:
43: /* PAP packet types */
44:
45: #define AT_PAP_TYPE_OPEN_CONN 0x01 /* Open-Connection packet */
46: #define AT_PAP_TYPE_OPEN_CONN_REPLY 0x02 /* Open-Connection-Reply packet */
47: #define AT_PAP_TYPE_SEND_DATA 0x03 /* Send-Data packet */
48: #define AT_PAP_TYPE_DATA 0x04 /* Data packet */
49: #define AT_PAP_TYPE_TICKLE 0x05 /* Tickle packet */
50: #define AT_PAP_TYPE_CLOSE_CONN 0x06 /* Close-Connection packet */
51: #define AT_PAP_TYPE_CLOSE_CONN_REPLY 0x07 /* Close-Connection-Reply pkt */
52: #define AT_PAP_TYPE_SEND_STATUS 0x08 /* Send-Status packet */
53: #define AT_PAP_TYPE_SEND_STS_REPLY 0x09 /* Send-Status-Reply packet */
54: #define AT_PAP_TYPE_READ_LW 0x0A /* Read LaserWriter Message */
55:
56:
57: /* PAP packet structure */
58:
59: typedef struct {
60: u_char at_pap_connection_id;
61: u_char at_pap_type;
62: u_char at_pap_sequence_number[2];
63: u_char at_pap_responding_socket;
64: u_char at_pap_flow_quantum;
65: u_char at_pap_wait_time_or_result[2];
66: u_char at_pap_buffer[AT_PAP_DATA_SIZE];
67: } at_pap;
68:
69:
70: /* ioctl definitions */
71:
72: #define AT_PAP_SETHDR (('~'<<8)|0)
73: #define AT_PAP_READ (('~'<<8)|1)
74: #define AT_PAP_WRITE (('~'<<8)|2)
75: #define AT_PAP_WRITE_EOF (('~'<<8)|3)
76: #define AT_PAP_WRITE_FLUSH (('~'<<8)|4)
77: #define AT_PAP_READ_IGNORE (('~'<<8)|5)
78: #define AT_PAPD_SET_STATUS (('~'<<8)|40)
79: #define AT_PAPD_GET_NEXT_JOB (('~'<<8)|41)
80:
81: extern char at_pap_status[];
82: extern char *pap_status ();
83:
84: #define NPAPSERVERS 10 /* the number of active PAP servers/node */
85: #define NPAPSESSIONS 40 /* the number of active PAP sockets/node */
86:
87: #define AT_PAP_HDR_SIZE (DDP_X_HDR_SIZE + ATP_HDR_SIZE)
88:
89: #define ATP_DDP_HDR(c) ((at_ddp_t *)(c))
90:
91: #define PAP_SOCKERR "Unable to open PAP socket"
92: #define P_NOEXIST "Printer not found"
93: #define P_UNREACH "Unable to establish PAP session"
94:
95: struct pap_state {
96: u_char pap_inuse; /* true if this one is allocated */
97: u_char pap_tickle; /* true if we are tickling the other end */
98: u_char pap_request; /* bitmap from a received request */
99: u_char pap_eof; /* true if we have received an EOF */
100: u_char pap_eof_sent; /* true if we have sent an EOF */
101: u_char pap_sent; /* true if we have sent anything (and
102: therefore may have to send an eof
103: on close) */
104: u_char pap_error; /* error message from read request */
105: u_char pap_timer; /* a timeout is pending */
106: u_char pap_closing; /* the link is closing and/or closed */
107: u_char pap_request_count; /* number of outstanding requests */
108: u_char pap_req_timer; /* the request timer is running */
109: u_char pap_ending; /* we are waiting for atp to flush */
110: u_char pap_read_ignore; /* we are in 'read with ignore' mode */
111:
112: u_char pap_req_socket;
113: at_inet_t pap_to;
114: int pap_flow;
115:
116: u_short pap_send_count; /* the sequence number to send on the
117: next send data request */
118: u_short pap_rcv_count; /* the sequence number expected to
119: receive on the next request */
120: u_short pap_tid; /* ATP transaction ID for responses */
121: u_char pap_connID; /* our connection ID */
122:
123: int pap_ignore_id; /* the transaction ID for read ignore */
124: int pap_tickle_id; /* the transaction ID for tickles */
125: };
126:
127: #endif /* _NETAT_PAP_H_ */
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