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/*
* Copyright (c) 2001-2003
* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
* All rights reserved.
*
* Author: Hartmut Brandt <harti@freebsd.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Customisation of signalling source to the NG environment.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/queue.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <netgraph/ng_message.h>
#include <netgraph/netgraph.h>
#include <netgraph/atm/ngatmbase.h>
#define ASSERT(E, M) KASSERT(E,M)
/*
* Memory
*/
enum unimem {
UNIMEM_INS = 0,
UNIMEM_ALL,
UNIMEM_SIG,
UNIMEM_CALL,
UNIMEM_PARTY,
};
#define UNIMEM_TYPES 5
void *ng_uni_malloc(enum unimem, const char *, u_int);
void ng_uni_free(enum unimem, void *, const char *, u_int);
#define INS_ALLOC() ng_uni_malloc(UNIMEM_INS, __FILE__, __LINE__)
#define INS_FREE(P) ng_uni_free(UNIMEM_INS, P, __FILE__, __LINE__)
#define UNI_ALLOC() ng_uni_malloc(UNIMEM_ALL, __FILE__, __LINE__)
#define UNI_FREE(P) ng_uni_free(UNIMEM_ALL, P, __FILE__, __LINE__)
#define SIG_ALLOC() ng_uni_malloc(UNIMEM_SIG, __FILE__, __LINE__)
#define SIG_FREE(P) ng_uni_free(UNIMEM_SIG, P, __FILE__, __LINE__)
#define CALL_ALLOC() ng_uni_malloc(UNIMEM_CALL, __FILE__, __LINE__)
#define CALL_FREE(P) ng_uni_free(UNIMEM_CALL, P, __FILE__, __LINE__)
#define PARTY_ALLOC() ng_uni_malloc(UNIMEM_PARTY, __FILE__, __LINE__)
#define PARTY_FREE(P) ng_uni_free(UNIMEM_PARTY, P, __FILE__, __LINE__)
/*
* Timers
*/
struct uni_timer {
struct callout_handle c;
};
#define _TIMER_INIT(X,T) callout_handle_init(&(X)->T.c)
#define _TIMER_DESTROY(UNI,FIELD) _TIMER_STOP(UNI,FIELD)
#define _TIMER_STOP(UNI,FIELD) do { \
ng_untimeout(FIELD.c, (UNI)->arg); \
callout_handle_init(&FIELD.c); \
} while (0)
#define TIMER_ISACT(UNI,T) ((UNI)->T.c.callout != NULL)
#define _TIMER_START(UNI,ARG,FIELD,DUE,FUNC) do { \
_TIMER_STOP(UNI, FIELD); \
FIELD.c = ng_timeout((UNI)->arg, NULL, \
hz * (DUE) / 1000, FUNC, (ARG), 0); \
} while (0)
#define TIMER_FUNC_UNI(T,F) \
static void F(struct uni *); \
static void \
_##T##_func(node_p node, hook_p hook, void *arg1, int arg2) \
{ \
struct uni *uni = (struct uni *)arg1; \
\
callout_handle_init(&uni->T.c); \
(F)(uni); \
uni_work(uni); \
}
/*
* Be careful: call may be invalid after the call to F
*/
#define TIMER_FUNC_CALL(T,F) \
static void F(struct call *); \
static void \
_##T##_func(node_p node, hook_p hook, void *arg1, int arg2) \
{ \
struct call *call = (struct call *)arg1; \
struct uni *uni = call->uni; \
\
callout_handle_init(&call->T.c); \
(F)(call); \
uni_work(uni); \
}
/*
* Be careful: call/party may be invalid after the call to F
*/
#define TIMER_FUNC_PARTY(T,F) \
static void F(struct party *); \
static void \
_##T##_func(node_p node, hook_p hook, void *arg1, int arg2) \
{ \
struct party *party = (struct party *)arg1; \
struct uni *uni = party->call->uni; \
\
callout_handle_init(&party->T.c); \
(F)(party); \
uni_work(uni); \
}
extern size_t unimem_sizes[UNIMEM_TYPES];
#define UNICORE \
size_t unimem_sizes[UNIMEM_TYPES] = { \
[UNIMEM_INS] sizeof(struct uni), \
[UNIMEM_ALL] sizeof(struct uni_all), \
[UNIMEM_SIG] sizeof(struct sig), \
[UNIMEM_CALL] sizeof(struct call), \
[UNIMEM_PARTY] sizeof(struct party) \
};
#define memmove(T, F, L) bcopy((F), (T), (L))
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