The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright: (c) 2000 United States Government as represented by the |
| 3 | * Secretary of the Navy. All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in |
| 13 | * the documentation and/or other materials provided with the |
| 14 | * distribution. |
| 15 | * 3. The names of the authors may not be used to endorse or promote |
| 16 | * products derived from this software without specific prior |
| 17 | * written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 20 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 21 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 22 | */ |
| 23 | /* |
| 24 | * Rx protocol format |
| 25 | * |
JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 26 | * $Id: rx.h,v 1.8 2002-12-11 07:14:11 guy Exp $ |
The Android Open Source Project | 2949f58 | 2009-03-03 19:30:46 -0800 | [diff] [blame] | 27 | */ |
| 28 | |
| 29 | #define FS_RX_PORT 7000 |
| 30 | #define CB_RX_PORT 7001 |
| 31 | #define PROT_RX_PORT 7002 |
| 32 | #define VLDB_RX_PORT 7003 |
| 33 | #define KAUTH_RX_PORT 7004 |
| 34 | #define VOL_RX_PORT 7005 |
| 35 | #define ERROR_RX_PORT 7006 /* Doesn't seem to be used */ |
| 36 | #define BOS_RX_PORT 7007 |
| 37 | |
| 38 | #ifndef AFSNAMEMAX |
| 39 | #define AFSNAMEMAX 256 |
| 40 | #endif |
| 41 | |
| 42 | #ifndef AFSOPAQUEMAX |
| 43 | #define AFSOPAQUEMAX 1024 |
| 44 | #endif |
| 45 | |
| 46 | #define PRNAMEMAX 64 |
| 47 | #define VLNAMEMAX 65 |
| 48 | #define KANAMEMAX 64 |
| 49 | #define BOSNAMEMAX 256 |
| 50 | |
| 51 | #define PRSFS_READ 1 /* Read files */ |
| 52 | #define PRSFS_WRITE 2 /* Write files */ |
| 53 | #define PRSFS_INSERT 4 /* Insert files into a directory */ |
| 54 | #define PRSFS_LOOKUP 8 /* Lookup files into a directory */ |
| 55 | #define PRSFS_DELETE 16 /* Delete files */ |
| 56 | #define PRSFS_LOCK 32 /* Lock files */ |
| 57 | #define PRSFS_ADMINISTER 64 /* Change ACL's */ |
| 58 | |
| 59 | struct rx_header { |
| 60 | u_int32_t epoch; |
| 61 | u_int32_t cid; |
| 62 | u_int32_t callNumber; |
| 63 | u_int32_t seq; |
| 64 | u_int32_t serial; |
| 65 | u_int8_t type; |
| 66 | #define RX_PACKET_TYPE_DATA 1 |
| 67 | #define RX_PACKET_TYPE_ACK 2 |
| 68 | #define RX_PACKET_TYPE_BUSY 3 |
| 69 | #define RX_PACKET_TYPE_ABORT 4 |
| 70 | #define RX_PACKET_TYPE_ACKALL 5 |
| 71 | #define RX_PACKET_TYPE_CHALLENGE 6 |
| 72 | #define RX_PACKET_TYPE_RESPONSE 7 |
| 73 | #define RX_PACKET_TYPE_DEBUG 8 |
| 74 | #define RX_PACKET_TYPE_PARAMS 9 |
| 75 | #define RX_PACKET_TYPE_VERSION 13 |
| 76 | u_int8_t flags; |
| 77 | #define RX_CLIENT_INITIATED 1 |
| 78 | #define RX_REQUEST_ACK 2 |
| 79 | #define RX_LAST_PACKET 4 |
| 80 | #define RX_MORE_PACKETS 8 |
| 81 | #define RX_FREE_PACKET 16 |
| 82 | #define RX_SLOW_START_OK 32 |
| 83 | #define RX_JUMBO_PACKET 32 |
| 84 | u_int8_t userStatus; |
| 85 | u_int8_t securityIndex; |
| 86 | u_int16_t spare; /* How clever: even though the AFS */ |
| 87 | u_int16_t serviceId; /* header files indicate that the */ |
| 88 | }; /* serviceId is first, it's really */ |
| 89 | /* encoded _after_ the spare field */ |
| 90 | /* I wasted a day figuring that out! */ |
| 91 | |
| 92 | #define NUM_RX_FLAGS 7 |
| 93 | |
| 94 | #define RX_MAXACKS 255 |
| 95 | |
| 96 | struct rx_ackPacket { |
| 97 | u_int16_t bufferSpace; /* Number of packet buffers available */ |
| 98 | u_int16_t maxSkew; /* Max diff between ack'd packet and */ |
| 99 | /* highest packet received */ |
| 100 | u_int32_t firstPacket; /* The first packet in ack list */ |
| 101 | u_int32_t previousPacket; /* Previous packet recv'd (obsolete) */ |
| 102 | u_int32_t serial; /* # of packet that prompted the ack */ |
| 103 | u_int8_t reason; /* Reason for acknowledgement */ |
| 104 | u_int8_t nAcks; /* Number of acknowledgements */ |
| 105 | u_int8_t acks[RX_MAXACKS]; /* Up to RX_MAXACKS acknowledgements */ |
| 106 | }; |
| 107 | |
| 108 | /* |
| 109 | * Values for the acks array |
| 110 | */ |
| 111 | |
| 112 | #define RX_ACK_TYPE_NACK 0 /* Don't have this packet */ |
| 113 | #define RX_ACK_TYPE_ACK 1 /* I have this packet */ |