221 lines
6.9 KiB
C
221 lines
6.9 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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* Core ATM Services
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* -----------------
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*
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* General system definitions
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*
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*/
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#ifndef _NETATM_ATM_SYS_H
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#define _NETATM_ATM_SYS_H
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/*
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* Software Version
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*/
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#define ATM_VERSION 0x00030000 /* Version 3.0 */
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#define ATM_VERS_MAJ(v) ((v) >> 16)
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#define ATM_VERS_MIN(v) ((v) & 0xffff)
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/*
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* Misc system defines
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*/
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#define ATM_CALLQ_MAX 100 /* Maximum length of call queue */
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#define ATM_INTRQ_MAX 1000 /* Maximum length of interrupt queue */
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/*
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* ATM address manipulation macros
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*/
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#define ATM_ADDR_EQUAL(a1, a2) \
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(((a1)->address_format == (a2)->address_format) && \
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((a1)->address_length == (a2)->address_length) && \
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(bcmp((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length) == 0))
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#define ATM_ADDR_SEL_EQUAL(a1, s1, a2) \
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(((a1)->address_format == (a2)->address_format) && \
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((a1)->address_length == (a2)->address_length) && \
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(((((a1)->address_format == T_ATM_ENDSYS_ADDR) || \
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((a1)->address_format == T_ATM_NSAP_ADDR)) && \
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(bcmp((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length - 1) == 0) && \
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((s1) == ((struct atm_addr_nsap *)(a2)->address)->aan_sel)) || \
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(((a1)->address_format != T_ATM_ENDSYS_ADDR) && \
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((a1)->address_format != T_ATM_NSAP_ADDR) && \
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(bcmp((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length) == 0))))
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#define ATM_ADDR_COPY(a1, a2) \
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{ \
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(a2)->address_format = (a1)->address_format; \
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(a2)->address_length = (a1)->address_length; \
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bcopy((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length); \
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}
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#define ATM_ADDR_SEL_COPY(a1, s1, a2) \
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{ \
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(a2)->address_format = (a1)->address_format; \
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(a2)->address_length = (a1)->address_length; \
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if (((a1)->address_format == T_ATM_ENDSYS_ADDR) || \
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((a1)->address_format == T_ATM_NSAP_ADDR)) { \
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bcopy((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length - 1); \
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((struct atm_addr_nsap *)(a2)->address)->aan_sel = (s1);\
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} else { \
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bcopy((caddr_t)(a1)->address, (caddr_t)(a2)->address, \
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(a1)->address_length); \
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} \
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}
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/*
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* ATM Cell Header definitions
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*/
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/*
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* These macros assume that the cell header (minus the HEC)
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* is contained in the least-significant 32-bits of a word
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*/
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#define ATM_HDR_SET_VPI(vpi) (((vpi) & 0xff) << 20)
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#define ATM_HDR_SET_VCI(vci) (((vci) & 0xffff) << 4)
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#define ATM_HDR_SET_PT(pt) (((pt) & 0x7) << 1)
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#define ATM_HDR_SET_CLP(clp) ((clp) & 0x1)
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#define ATM_HDR_SET(vpi,vci,pt,clp) (ATM_HDR_SET_VPI(vpi) | \
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ATM_HDR_SET_VCI(vci) | \
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ATM_HDR_SET_PT(pt) | \
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ATM_HDR_SET_CLP(clp))
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#define ATM_HDR_GET_VPI(hdr) (((hdr) >> 20) & 0xff)
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#define ATM_HDR_GET_VCI(hdr) (((hdr) >> 4) & 0xffff)
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#define ATM_HDR_GET_PT(hdr) (((hdr) >> 1) & 0x7)
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#define ATM_HDR_GET_CLP(hdr) ((hdr) & 0x1)
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/*
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* Payload Type Identifier (3 bits)
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*/
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#define ATM_PT_USER_SDU0 0x0 /* User, no congestion, sdu type 0 */
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#define ATM_PT_USER_SDU1 0x1 /* User, no congestion, sdu type 1 */
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#define ATM_PT_USER_CONG_SDU0 0x2 /* User, congestion, sdu type 0 */
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#define ATM_PT_USER_CONG_SDU1 0x3 /* User, congestion, sdu type 1 */
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#define ATM_PT_NONUSER 0x4 /* User/non-user differentiator */
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#define ATM_PT_OAMF5_SEG 0x4 /* OAM F5 segment flow */
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#define ATM_PT_OAMF5_E2E 0x5 /* OAM F5 end-to-end flow */
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/*
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* AAL (ATM Adaptation Layer) codes
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*/
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typedef u_char Aal_t;
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#define ATM_AAL0 0 /* AAL0 - Cell service */
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#define ATM_AAL1 1 /* AAL1 */
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#define ATM_AAL2 2 /* AAL2 */
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#define ATM_AAL3_4 3 /* AAL3/4 */
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#define ATM_AAL5 5 /* AAL5 */
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/*
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* VCC Encapsulation codes
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*/
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typedef u_char Encaps_t;
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#define ATM_ENC_NULL 1 /* Null encapsulation */
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#define ATM_ENC_LLC 2 /* LLC encapsulation */
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#ifdef _KERNEL
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/*
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* ATM timer control block. Used to schedule a timeout via atm_timeout().
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* This control block will typically be embedded in a processing-specific
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* control block.
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*/
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struct atm_time {
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u_short ti_ticks; /* Delta of ticks until timeout */
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u_char ti_flag; /* Timer flag bits (see below) */
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void (*ti_func) /* Call at timeout expiration */
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(struct atm_time *);
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struct atm_time *ti_next; /* Next on queue */
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};
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/*
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* Timer Flags
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*/
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#define TIF_QUEUED 0x01 /* Control block on timer queue */
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#define ATM_HZ 2 /* Time ticks per second */
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/*
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* Debugging
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*/
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#ifdef DIAGNOSTIC
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#define ATM_TIME \
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struct timeval now, delta; \
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KT_TIME(now); \
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delta.tv_sec = now.tv_sec - atm_debugtime.tv_sec; \
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delta.tv_usec = now.tv_usec - atm_debugtime.tv_usec; \
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atm_debugtime = now; \
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if (delta.tv_usec < 0) { \
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delta.tv_sec--; \
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delta.tv_usec += 1000000; \
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} \
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printf("%3ld.%6ld: ", (long)delta.tv_sec, delta.tv_usec);
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#define ATM_DEBUG0(f) if (atm_debug) {ATM_TIME; printf(f);}
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#define ATM_DEBUGN0(f) if (atm_debug) {printf(f);}
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#define ATM_DEBUG1(f,a1) if (atm_debug) {ATM_TIME; printf(f, a1);}
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#define ATM_DEBUGN1(f,a1) if (atm_debug) {printf(f, a1);}
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#define ATM_DEBUG2(f,a1,a2) if (atm_debug) {ATM_TIME; printf(f, a1, a2);}
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#define ATM_DEBUGN2(f,a1,a2) if (atm_debug) {printf(f, a1, a2);}
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#define ATM_DEBUG3(f,a1,a2,a3) if (atm_debug) {ATM_TIME; printf(f, a1, a2, a3);}
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#define ATM_DEBUGN3(f,a1,a2,a3) if (atm_debug) {printf(f, a1, a2, a3);}
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#define ATM_DEBUG4(f,a1,a2,a3,a4) if (atm_debug) {ATM_TIME; printf(f, a1, a2, a3, a4);}
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#define ATM_DEBUGN4(f,a1,a2,a3,a4) if (atm_debug) {printf(f, a1, a2, a3, a4);}
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#define ATM_DEBUG5(f,a1,a2,a3,a4,a5) if (atm_debug) {ATM_TIME; printf(f, a1, a2, a3, a4, a5);}
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#define ATM_DEBUGN5(f,a1,a2,a3,a4,a5) if (atm_debug) {printf(f, a1, a2, a3, a4, a5);}
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#else
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#define ATM_DEBUG0(f)
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#define ATM_DEBUGN0(f)
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#define ATM_DEBUG1(f,a1)
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#define ATM_DEBUGN1(f,a1)
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#define ATM_DEBUG2(f,a1,a2)
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#define ATM_DEBUGN2(f,a1,a2)
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#define ATM_DEBUG3(f,a1,a2,a3)
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#define ATM_DEBUGN3(f,a1,a2,a3)
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#define ATM_DEBUG4(f,a1,a2,a3,a4)
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#define ATM_DEBUGN4(f,a1,a2,a3,a4)
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#define ATM_DEBUG5(f,a1,a2,a3,a4,a5)
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#define ATM_DEBUGN5(f,a1,a2,a3,a4,a5)
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#endif
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#endif /* _KERNEL */
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#endif /* _NETATM_ATM_SYS_H */
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