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90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/*
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* Rx protocol format
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*
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* $Id: rx.h,v 1.3 2000/10/03 02:55:02 itojun Exp $
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*/
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#define FS_RX_PORT 7000
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#define CB_RX_PORT 7001
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#define PROT_RX_PORT 7002
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#define VLDB_RX_PORT 7003
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#define KAUTH_RX_PORT 7004
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#define VOL_RX_PORT 7005
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#define ERROR_RX_PORT 7006 /* Doesn't seem to be used */
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#define BOS_RX_PORT 7007
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#ifndef AFSNAMEMAX
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#define AFSNAMEMAX 256
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#endif
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#ifndef AFSOPAQUEMAX
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#define AFSOPAQUEMAX 1024
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#endif
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#define PRNAMEMAX 64
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#define VLNAMEMAX 65
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#define KANAMEMAX 64
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#define BOSNAMEMAX 256
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#define PRSFS_READ 1 /* Read files */
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#define PRSFS_WRITE 2 /* Write files */
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#define PRSFS_INSERT 4 /* Insert files into a directory */
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#define PRSFS_LOOKUP 8 /* Lookup files into a directory */
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#define PRSFS_DELETE 16 /* Delete files */
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#define PRSFS_LOCK 32 /* Lock files */
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#define PRSFS_ADMINISTER 64 /* Change ACL's */
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struct rx_header {
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u_int32_t epoch;
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u_int32_t cid;
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u_int32_t callNumber;
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u_int32_t seq;
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u_int32_t serial;
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u_int8_t type;
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#define RX_PACKET_TYPE_DATA 1
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#define RX_PACKET_TYPE_ACK 2
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#define RX_PACKET_TYPE_BUSY 3
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#define RX_PACKET_TYPE_ABORT 4
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#define RX_PACKET_TYPE_ACKALL 5
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#define RX_PACKET_TYPE_CHALLENGE 6
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#define RX_PACKET_TYPE_RESPONSE 7
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#define RX_PACKET_TYPE_DEBUG 8
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#define RX_PACKET_TYPE_PARAMS 9
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#define RX_PACKET_TYPE_VERSION 13
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u_int8_t flags;
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#define RX_CLIENT_INITIATED 1
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#define RX_REQUEST_ACK 2
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#define RX_LAST_PACKET 4
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#define RX_MORE_PACKETS 8
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#define RX_FREE_PACKET 16
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u_int8_t userStatus;
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u_int8_t securityIndex;
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u_int16_t spare; /* How clever: even though the AFS */
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u_int16_t serviceId; /* header files indicate that the */
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}; /* serviceId is first, it's really */
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/* encoded _after_ the spare field */
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/* I wasted a day figuring that out! */
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#define NUM_RX_FLAGS 5
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#define RX_MAXACKS 255
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struct rx_ackPacket {
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u_int16_t bufferSpace; /* Number of packet buffers available */
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u_int16_t maxSkew; /* Max diff between ack'd packet and */
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/* highest packet received */
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u_int32_t firstPacket; /* The first packet in ack list */
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u_int32_t previousPacket; /* Previous packet recv'd (obsolete) */
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u_int32_t serial; /* # of packet that prompted the ack */
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u_int8_t reason; /* Reason for acknowledgement */
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u_int8_t nAcks; /* Number of acknowledgements */
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u_int8_t acks[RX_MAXACKS]; /* Up to RX_MAXACKS acknowledgements */
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};
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/*
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* Values for the acks array
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*/
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#define RX_ACK_TYPE_NACK 0 /* Don't have this packet */
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#define RX_ACK_TYPE_ACK 1 /* I have this packet */
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