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Annotation of kernel/bsd/netat/at/at_pap.h, revision 1.1

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: #define        NPAPSERVERS     10      /* the number of active PAP servers/node */
        !            36: #define        NPAPSESSIONS    40      /* the number of active PAP sockets/node */
        !            37: 
        !            38: #define AT_PAP_HDR_SIZE        (DDP_X_HDR_SIZE + ATP_HDR_SIZE)
        !            39: 
        !            40: #define         ATP_DDP_HDR(c) ((at_ddp_t *)(c))
        !            41: 
        !            42: #define PAP_SOCKERR    "Unable to open PAP socket"
        !            43: #define P_NOEXIST      "Printer not found"
        !            44: #define P_UNREACH      "Unable to establish PAP session"
        !            45: 
        !            46: struct pap_state {
        !            47:        unsigned char pap_inuse; /* true if this one is allocated */
        !            48:        unsigned char pap_tickle; /* true if we are tickling the other
        !            49:                                     end */
        !            50:        unsigned char pap_request; /* bitmap from a received request */
        !            51:        unsigned char pap_eof;  /* true if we have received an EOF */
        !            52:        unsigned char pap_eof_sent; /* true if we have sent an EOF */
        !            53:        unsigned char pap_sent; /* true if we have sent anything (and
        !            54:                                   therefore may have to send an eof
        !            55:                                   on close) */
        !            56:        unsigned char pap_error; /* error message from read request */
        !            57:        unsigned char pap_timer; /* a timeout is pending */
        !            58:        unsigned char pap_closing; /* the link is closing and/or closed */
        !            59:        unsigned char pap_request_count; /* number of outstanding requests */
        !            60:        unsigned char pap_req_timer; /* the request timer is running */
        !            61:        unsigned char pap_ending; /* we are waiting for atp to flush */
        !            62:        unsigned char pap_read_ignore; /* we are in 'read with ignore' mode */
        !            63: 
        !            64:        at_socket     pap_req_socket;
        !            65:        at_socket     pap_to_socket;
        !            66:        at_node       pap_to_node;
        !            67:        at_net        pap_to_net;
        !            68:        int           pap_flow;
        !            69: 
        !            70:        unsigned short pap_send_count; /* the sequence number to send on the
        !            71:                                          next send data request */
        !            72:        unsigned short pap_rcv_count; /* the sequence number expected to
        !            73:                                         receive on the next request */
        !            74:        unsigned short pap_tid; /* ATP transaction ID for responses */
        !            75:        unsigned char  pap_connID; /* our connection ID */
        !            76: 
        !            77:        int pap_ignore_id;      /* the transaction ID for read ignore */
        !            78:        int pap_tickle_id;      /* the transaction ID for tickles */
        !            79: };

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