98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/*
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*
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* ===================================
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* HARP | Host ATM Research Platform
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* ===================================
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*
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*
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* This Host ATM Research Platform ("HARP") file (the "Software") is
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* made available by Network Computing Services, Inc. ("NetworkCS")
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* "AS IS". NetworkCS does not provide maintenance, improvements or
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* support of any kind.
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*
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* NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
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* INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
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* SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
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* In no event shall NetworkCS be responsible for any damages, including
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* but not limited to consequential damages, arising from or relating to
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* any use of the Software or related support.
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*
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* Copyright 1994-1998 Network Computing Services, Inc.
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*
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* Copies of this Software may be made, however, the above copyright
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* notice must be reproduced on all copies.
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*
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* @(#) $FreeBSD$
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*
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*/
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/*
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* ATM Forum UNI Support
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* ---------------------
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*
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* SSCOP miscellaneous definitions
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*
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*/
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#ifndef _UNI_SSCOP_MISC_H
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#define _UNI_SSCOP_MISC_H
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/*
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* SSCOP command definitions
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*/
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#define SSCOP_CMD_MIN SSCOP_INIT /* Minimum SSCOP CMD value */
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#define SSCOP_CMD_MAX SSCOP_RETRIEVECMP_IND /* Maximum SSCOP CMD value */
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#define SSCOP_CMD_SIZE 36 /* Size of command lookup table */
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/*
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* Management Errors
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*/
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#define MAA_ERROR_MIN 'A'
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#define MAA_ERROR_MAX 'X'
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#define MAA_ERROR_INVAL (MAA_ERROR_MAX + 1)
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#define MAA_ERROR_COUNT (MAA_ERROR_MAX - MAA_ERROR_MIN + 2)
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/*
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* SSCOP Sequence Numbers
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*
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* SSCOP sequence numbers are 24 bit integers using modulo arithmetic.
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* The macros below must be used to modify and compare such numbers.
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* Comparison of sequence numbers is always relative to some base number (b).
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*/
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typedef u_int sscop_seq;
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#define SEQ_MOD 0xffffff
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#define SEQ_VAL(v) ((v) & SEQ_MOD)
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#define SEQ_SET(s,v) ((s) = SEQ_VAL(v))
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#define SEQ_ADD(s,v) (SEQ_VAL((s) + (v)))
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#define SEQ_SUB(s,v) (SEQ_VAL((s) - (v)))
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#define SEQ_INCR(s,v) ((s) = SEQ_VAL((s) + (v)))
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#define SEQ_DECR(s,v) ((s) = SEQ_VAL((s) - (v)))
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#define SEQ_EQ(x,y) (SEQ_VAL(x) == SEQ_VAL(y))
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#define SEQ_NEQ(x,y) (SEQ_VAL(x) != SEQ_VAL(y))
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#define SEQ_LT(x,y,b) (SEQ_VAL((x) - (b)) < SEQ_VAL((y) - (b)))
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#define SEQ_LEQ(x,y,b) (SEQ_VAL((x) - (b)) <= SEQ_VAL((y) - (b)))
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#define SEQ_GT(x,y,b) (SEQ_VAL((x) - (b)) > SEQ_VAL((y) - (b)))
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#define SEQ_GEQ(x,y,b) (SEQ_VAL((x) - (b)) >= SEQ_VAL((y) - (b)))
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/*
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* SSCOP Timers
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*
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* All of the SSCOP timer fields are maintained in terms of clock ticks.
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* The timers tick 2 times per second.
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*/
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#define SSCOP_HZ 2 /* SSCOP ticks per second */
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#define SSCOP_T_NUM 4 /* Number of timers per connection */
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#define SSCOP_T_POLL 0 /* Timer_POLL / Timer_KEEP-ALIVE */
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#define SSCOP_T_NORESP 1 /* Timer_NO-RESPONSE */
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#define SSCOP_T_CC 2 /* Timer_CC */
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#define SSCOP_T_IDLE 3 /* Timer_IDLE */
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#endif /* _UNI_SSCOP_MISC_H */
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