6309b291ec
If somebody wanted to, this could for the beginning of a "libkernel" which could be used to run kernel code in userland. Sponsored by: DARPA & NAI Labs.
160 lines
4.5 KiB
C
160 lines
4.5 KiB
C
/*-
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* Copyright (c) 2002 Poul-Henning Kamp
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* Copyright (c) 2002 Networks Associates Technology, Inc.
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* All rights reserved.
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*
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* This software was developed for the FreeBSD Project by Poul-Henning Kamp
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* and NAI Labs, the Security Research Division of Network Associates, Inc.
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* under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
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* DARPA CHATS research program.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The names of the authors may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <pthread.h>
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pthread_cond_t ptc_up, ptc_down, ptc_event;
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pthread_mutex_t ptm_up, ptm_down, ptm_event;
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/* bio.h */
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struct bio {
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enum {
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BIO_INVALID = 0,
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BIO_READ = 1,
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BIO_WRITE = 2,
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BIO_DELETE = 4,
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BIO_GETATTR = 8,
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BIO_SETATTR = 16
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} bio_cmd;
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struct { int foo; } stats;
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TAILQ_ENTRY(bio) bio_queue;
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TAILQ_ENTRY(bio) bio_sort;
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struct g_consumer *bio_from;
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struct g_provider *bio_to;
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void (*bio_done)(struct bio *);
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off_t bio_offset;
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off_t bio_length;
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off_t bio_completed;
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void *bio_data;
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const char *bio_attribute; /* BIO_GETATTR/BIO_SETATTR */
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int bio_error;
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struct bio *bio_linkage;
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int bio_flags;
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#define BIO_DONE 0x1
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#define BIO_ERROR 0x2
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};
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void biodone(struct bio *bp);
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int biowait(struct bio *bp, const char *wchan);
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/* geom_dev.c */
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void g_dev_init(void *junk);
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struct g_consumer *g_dev_opendev(char *name, int w, int r, int e);
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int g_dev_request(char *name, struct bio *bp);
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/* geom_kernsim.c */
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struct thread {
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char *name;
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pthread_t tid;
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int pid;
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void *wchan;
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const char *wmesg;
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int pipe[2];
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};
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void done(void);
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void rattle(void);
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void secrethandshake(void);
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void wakeup(void *chan);
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int tsleep __P((void *chan, int pri, const char *wmesg, int timo));
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#define PPAUSE 0
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extern int hz;
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void new_thread(void *(*func)(void *arg), char *name);
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extern int bootverbose;
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#define KASSERT(cond, txt) do {if (!(cond)) {printf txt; conff("err"); abort();}} while(0)
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#define M_WAITOK 0
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#define M_ZERO 1
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extern struct mtx Giant;
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void *g_malloc(int size, int flags);
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void g_free(void *ptr);
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#define MTX_DEF 0
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#define MTX_SPIN 1
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void mtx_lock(struct mtx *);
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void mtx_lock_spin(struct mtx *);
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void mtx_unlock(struct mtx *);
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void mtx_unlock_spin(struct mtx *);
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void mtx_init(struct mtx *, const char *, const char *, int);
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void mtx_destroy(struct mtx *);
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#define MALLOC_DECLARE(foo) /* */
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void g_topology_lock(void);
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void g_topology_unlock(void);
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void g_topology_assert(void);
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/* geom_simdisk.c */
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void g_simdisk_init(void);
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void g_simdisk_destroy(char *);
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struct g_geom *g_simdisk_new(char *, char *);
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struct g_geom * g_simdisk_xml_load(char *name, char *file);
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void g_simdisk_xml_save(char *name, char *file);
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void g_simdisk_stop(char *name);
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void g_simdisk_restart(char *name);
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#define DECLARE_GEOM_CLASS(class, name) \
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void \
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name##_init(void) \
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{ \
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g_add_class(&class); \
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}
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void g_pc98_init(void);
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void g_sunlabel_init(void);
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void g_bsd_init(void);
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void g_mbr_init(void);
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void g_mbrext_init(void);
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void *thread_sim(void *ptr);
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void dumpf(char *file);
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void conff(char *file);
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void sdumpf(char *file);
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#define THR_MAIN 0
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#define THR_UP 1
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#define THR_DOWN 2
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#define THR_EVENT 3
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