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Annotation of kernel/bsd/netat/at/adsp.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: #ifndef __ADSP__
        !            36: #define __ADSP__
        !            37: 
        !            38: /* ADSP flags for read, write, and close routines */
        !            39: 
        !            40: #define        ADSP_EOM        0x01    /* Sent or received EOM with data */
        !            41: #define ADSP_FLUSH     0x02    /* Send all data in send queue */
        !            42: #define        ADSP_WAIT       0x04    /* Graceful close, wait 'til snd queue emptys */
        !            43: 
        !            44: 
        !            45: /* ADSP events to be fielded by the user event handler */
        !            46: 
        !            47: #define        ADSP_EV_ATTN    0x02    /* Attention data recvd. */
        !            48: #define        ADSP_EV_RESET   0x04    /* Forward reset recvd. */
        !            49: #define        ADSP_EV_CLOSE   0x08    /* Close advice recvd. */
        !            50: 
        !            51: 
        !            52: /* ADSP packet control codes */
        !            53: 
        !            54: #define ADSP_PROBEACK 0                        /* Probe or acknowledgement */
        !            55: #define ADSP_OPENCONREQUEST 1          /* Open connection request */
        !            56: #define ADSP_OPENCONACK 2              /* Open connection acknowledgement */
        !            57: #define ADSP_OPENCONREQACK 3           /* Open connection request + ack */
        !            58: #define ADSP_OPENCONDENIAL 4           /* Open connection denial */
        !            59: #define ADSP_CLOSEADVICE 5             /* Close connection advice */
        !            60: #define ADSP_FORWARDRESET 6            /* Forward reset */
        !            61: #define ADSP_FORWARDRESETACK 7         /* Forward reset acknowledgement */
        !            62: #define ADSP_RETRANSADVICE 8           /* Retransmit advice */
        !            63: 
        !            64: 
        !            65: /* Miscellaneous constants */
        !            66: 
        !            67: #define ADSP_MAXDATA           572     /* Maximum data bytes in ADSP packet */
        !            68: #define ADSP_MAXATTNDATA       570     /* Maximum data bytes in attn msg */
        !            69: #define ADSP_DDPTYPE           7       /* DDP protocol type for ADSP */
        !            70: #define ADSP_VERSION           0x0100  /* ADSP version */
        !            71: 
        !            72: 
        !            73: /* Some additional ADSP error codes */
        !            74: 
        !            75: #define        EQUEWASEMP      10001
        !            76: #define EONEENTQUE     10002
        !            77: #define        EQUEBLOCKED     10003
        !            78: #define        EFWDRESET       10004
        !            79: #define        EENDOFMSG       10005
        !            80: #define        EADDRNOTINUSE   10006
        !            81: 
        !            82: 
        !            83: 
        !            84: /* Tuning Parameter Block */
        !            85: 
        !            86: struct tpb {
        !            87:    unsigned Valid : 1;                 /* Tuning parameter block is valid */
        !            88:    unsigned short TransThresh;         /* Transmit threshold */
        !            89:    unsigned TransTimerIntrvl;          /* Transmit timer interval */
        !            90:    unsigned short SndWdwCloThresh;     /* Send window closing threshold */
        !            91:    unsigned SndWdwCloIntrvl;           /* Send window closed interval */
        !            92:    unsigned char SndWdwCloBckoff;      /* Send window closed backoff rate */
        !            93:    unsigned ReTransIntrvl;             /* Retransmit interval */
        !            94:    unsigned char ReTransBckoff;                /* Retransmit backoff rate */
        !            95:    unsigned RestartIntrvl;             /* Restart sender interval */
        !            96:    unsigned char RestartBckoff;                /* Restart sender backoff rate */
        !            97:    unsigned SndQBufSize;               /* Send queue buffer size */
        !            98:    unsigned short RcvQMaxSize;         /* Maximum size of the receive queue */
        !            99:    unsigned short RcvQCpyThresh;       /* Receive queue copy threshold */
        !           100:    unsigned FwdRstIntrvl;              /* Forward reset interval */
        !           101:    unsigned char FwdRstBckoff;         /* Forward reset backoff rate */
        !           102:    unsigned AttnIntrvl;                        /* Retransmit attn msg interval */
        !           103:    unsigned char AttnBckoff;           /* Retransmit attn msg backoff rate */
        !           104:    unsigned OpenIntrvl;                        /* Retransmit open request interval */
        !           105:    unsigned char OpenMaxRetry;         /* Open request maximum retrys */
        !           106:    unsigned char RetransThresh;                /* Retransmit advice threshold */
        !           107:    unsigned ProbeRetryMax;             /* Maximum number of probes */
        !           108:    unsigned SndByteCntMax;             /* Maximum number bytes in send queue */
        !           109: };
        !           110: 
        !           111: 
        !           112: /* Tuning Parameter Tags */
        !           113: 
        !           114: #define        ADSP_TRANSTHRESH         1      /* Transmit threshold */
        !           115: #define        ADSP_TRANSTIMERINTRVL    2      /* Transmit timer interval */
        !           116: #define        ADSP_SNDWDWCLOTHRESH     3      /* Send window closing threshold */
        !           117: #define        ADSP_SNDWDWCLOINTRVL     4      /* Send window closed interval */
        !           118: #define        ADSP_SNDWDWCLOBCKOFF     5      /* Send window closed backoff rate */
        !           119: #define        ADSP_RETRANSINTRVL       6      /* Retransmit interval */
        !           120: #define        ADSP_RETRANSBCKOFF       7      /* Retransmit backoff rate */
        !           121: #define        ADSP_RESTARTINTRVL       8      /* Restart sender interval */
        !           122: #define        ADSP_RESTARTBCKOFF       9      /* Restart sender backoff rate */
        !           123: #define        ADSP_SNDQBUFSIZE         10     /* Send queue buffer size */
        !           124: #define        ADSP_RCVQMAXSIZE         11     /* Receive queue maximum size */
        !           125: #define        ADSP_RCVQCPYTHRESH       12     /* Receive queue copy threshold */
        !           126: #define        ADSP_FWDRSTINTRVL        13     /* Forward reset retransmit interval */
        !           127: #define        ADSP_FWDRSTBCKOFF        14     /* Forward reset backoff rate */
        !           128: #define        ADSP_ATTNINTRVL          15     /* Rexmit attention message interval */
        !           129: #define        ADSP_ATTNBCKOFF          16     /* Attention message backoff rate */
        !           130: #define        ADSP_OPENINTRVL          17     /* Retransmit open request interval */
        !           131: #define        ADSP_OPENMAXRETRY        18     /* Open request max retrys */
        !           132: #define        ADSP_RETRANSTHRESH       19     /* Retransmit advice threshold */
        !           133: #define        ADSP_PROBERETRYMAX       20
        !           134: #define        ADSP_SNDBYTECNTMAX       21
        !           135: 
        !           136: #define TuneParamCnt 21                        /* The number of tuning parameters */
        !           137: 
        !           138: /* Connection Status Tags */
        !           139: 
        !           140: #define        ADSP_STATE               1      /* The connection state */
        !           141: #define        ADSP_SNDSEQ              2      /* Send sequence number */
        !           142: #define        ADSP_FIRSTRTMTSEQ        3      /* First retransmit sequence number */
        !           143: #define        ADSP_SNDWDWSEQ           4      /* Send window sequence number */
        !           144: #define        ADSP_RCVSEQ              5      /* Receive sequence number */
        !           145: #define        ADSP_ATTNSNDSEQ          6      /* Attn msg send sequence number */
        !           146: #define        ADSP_ATTNRCVSEQ          7      /* Attn msg receive sequence number */
        !           147: #define        ADSP_RCVWDW              8      /* Receive window size */
        !           148: #define        ADSP_ATTNMSGWAIT         9      /* Attn msg is in the receive queue */
        !           149: 
        !           150: #define ConStatTagCnt 9                        /* Number of connection status tags */
        !           151: 
        !           152: #define        ADSP_INVALID            0       /* Invalid connection control block */
        !           153: #define        ADSP_LISTEN             1       /* Waiting for an open con req */
        !           154: #define        ADSP_OPENING            2       /* No state info, sending open req */
        !           155: #define        ADSP_MYHALFOPEN         4       /* His state info, sending open req */
        !           156: #define        ADSP_HISHALFOPEN        8       /* He has my state info, sndng op req */
        !           157: #define        ADSP_OPEN               16      /* Connection is operational */
        !           158: #define        ADSP_TORNDOWN           32      /* Probe timer has expired 4 times */
        !           159: #define        ADSP_CLOSING            64      /* Client close, emptying send Queues */
        !           160: #define        ADSP_CLOSED             128     /* Close adv rcvd, emptying rcv Queues */
        !           161: 
        !           162: /* Management Counters */
        !           163: 
        !           164: #define        ADSP_ATTNACKRCVD         1      /* Attn msg ack received */
        !           165: #define        ADSP_ATTNACKACPTD        2      /* Attn msg ack accepted */
        !           166: #define        ADSP_PROBERCVD           3      /* Probe received */
        !           167: #define        ADSP_ACKRCVD             4      /* Explicit ack msg received */
        !           168: #define        ADSP_FWDRSTRCVD          5      /* Forward reset received */
        !           169: #define        ADSP_FWDRSTACPTD         6      /* Forward reset accepted */
        !           170: #define        ADSP_FWDRSTACKRCVD       7      /* Forward reset ack received */
        !           171: #define        ADSP_FWDRSTACKACPTD      8      /* Forward reset ack accepted */
        !           172: #define        ADSP_ATTNRCVD            9      /* Attn msg received */
        !           173: #define        ADSP_ATTNACPTD           10     /* Attn msg accepted */
        !           174: #define        ADSP_DATARCVD            11     /* Data msg received */
        !           175: #define        ADSP_DATAACPTD           12     /* Data msg Accepted */
        !           176: #define        ADSP_ACKFIELDCHKD        13     /* Ack field checked */
        !           177: #define        ADSP_ACKNRSFIELDACPTD    14     /* Next receive seq field accepted */
        !           178: #define        ADSP_ACKSWSFIELDACPTD    15     /* Send window seq field accepted */
        !           179: #define        ADSP_ACKREQSTD           16     /* Ack requested */
        !           180: #define        ADSP_LOWMEM              17     /* Low memory */
        !           181: #define        ADSP_OPNREQEXP           18     /* Open request timer expired */
        !           182: #define        ADSP_PROBEEXP            19     /* Probe timer expired */
        !           183: #define        ADSP_FWDRSTEXP           20     /* Forward reset timer expired */
        !           184: #define        ADSP_ATTNEXP             21     /* Attention timer expired */
        !           185: #define        ADSP_TRANSEXP            22     /* Transmit timer expired */
        !           186: #define        ADSP_RETRANSEXP          23     /* Retransmit timer expired */
        !           187: #define        ADSP_SNDWDWCLOEXP        24     /* Send window closed timer expired */
        !           188: #define        ADSP_RESTARTEXP          25     /* Restart sender timer expired */
        !           189: #define        ADSP_RESLOWEXP           26     /* Resources are low timer expired */
        !           190: #define        ADSP_RETRANSRCVD         27     /* Retransmit advice received */
        !           191: 
        !           192: #define        InfoTagCnt               27
        !           193: 
        !           194: /* Length of the parameter and status lists */
        !           195: 
        !           196: #define        ADSP_DEFLEN      (TuneParamCnt * 6 + 1)
        !           197: #define        ADSP_STALEN      (ConStatTagCnt * 6 + 1)
        !           198: #define        ADSP_INFOLEN     (InfoTagCnt * 6 + 1)
        !           199: 
        !           200: #endif /* __ADSP__ */

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