+++ /dev/null
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
- * Use is subject to license terms.
- */
-
-#ifndef _SYS_ZFS_CONTEXT_H
-#define _SYS_ZFS_CONTEXT_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define _SYS_MUTEX_H
-#define _SYS_RWLOCK_H
-#define _SYS_CONDVAR_H
-#define _SYS_SYSTM_H
-#define _SYS_DEBUG_H
-#define _SYS_T_LOCK_H
-#define _SYS_VNODE_H
-#define _SYS_VFS_H
-#define _SYS_SUNDDI_H
-#define _SYS_CALLB_H
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <stdarg.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <errno.h>
-#include <string.h>
-#include <strings.h>
-#include <synch.h>
-#include <thread.h>
-#include <assert.h>
-#include <alloca.h>
-#include <umem.h>
-#include <limits.h>
-#include <atomic.h>
-#include <dirent.h>
-#include <time.h>
-#include <sys/note.h>
-#include <sys/types.h>
-#include <sys/cred.h>
-#include <sys/sysmacros.h>
-#include <sys/bitmap.h>
-#include <sys/resource.h>
-#include <sys/byteorder.h>
-#include <sys/list.h>
-#include <sys/uio.h>
-#include <sys/zfs_debug.h>
-#include <sys/sdt.h>
-#include <sys/kstat.h>
-#include <sys/u8_textprep.h>
-#include <sys/sysevent/eventdefs.h>
-
-/*
- * Debugging
- */
-
-/*
- * Note that we are not using the debugging levels.
- */
-
-#define CE_CONT 0 /* continuation */
-#define CE_NOTE 1 /* notice */
-#define CE_WARN 2 /* warning */
-#define CE_PANIC 3 /* panic */
-#define CE_IGNORE 4 /* print nothing */
-
-/*
- * ZFS debugging
- */
-
-#ifdef ZFS_DEBUG
-extern void dprintf_setup(int *argc, char **argv);
-#endif /* ZFS_DEBUG */
-
-extern void cmn_err(int, const char *, ...);
-extern void vcmn_err(int, const char *, __va_list);
-extern void panic(const char *, ...);
-extern void vpanic(const char *, __va_list);
-
-#define fm_panic panic
-
-/* This definition is copied from assert.h. */
-#if defined(__STDC__)
-#if __STDC_VERSION__ - 0 >= 199901L
-#define verify(EX) (void)((EX) || \
- (__assert_c99(#EX, __FILE__, __LINE__, __func__), 0))
-#else
-#define verify(EX) (void)((EX) || (__assert(#EX, __FILE__, __LINE__), 0))
-#endif /* __STDC_VERSION__ - 0 >= 199901L */
-#else
-#define verify(EX) (void)((EX) || (_assert("EX", __FILE__, __LINE__), 0))
-#endif /* __STDC__ */
-
-
-#define VERIFY verify
-#define ASSERT assert
-
-extern void __assert(const char *, const char *, int);
-
-#ifdef lint
-#define VERIFY3_IMPL(x, y, z, t) if (x == z) ((void)0)
-#else
-/* BEGIN CSTYLED */
-#define VERIFY3_IMPL(LEFT, OP, RIGHT, TYPE) do { \
- const TYPE __left = (TYPE)(LEFT); \
- const TYPE __right = (TYPE)(RIGHT); \
- if (!(__left OP __right)) { \
- char *__buf = alloca(256); \
- (void) snprintf(__buf, 256, "%s %s %s (0x%llx %s 0x%llx)", \
- #LEFT, #OP, #RIGHT, \
- (u_longlong_t)__left, #OP, (u_longlong_t)__right); \
- __assert(__buf, __FILE__, __LINE__); \
- } \
-_NOTE(CONSTCOND) } while (0)
-/* END CSTYLED */
-#endif /* lint */
-
-#define VERIFY3S(x, y, z) VERIFY3_IMPL(x, y, z, int64_t)
-#define VERIFY3U(x, y, z) VERIFY3_IMPL(x, y, z, uint64_t)
-#define VERIFY3P(x, y, z) VERIFY3_IMPL(x, y, z, uintptr_t)
-
-#ifdef NDEBUG
-#define ASSERT3S(x, y, z) ((void)0)
-#define ASSERT3U(x, y, z) ((void)0)
-#define ASSERT3P(x, y, z) ((void)0)
-#else
-#define ASSERT3S(x, y, z) VERIFY3S(x, y, z)
-#define ASSERT3U(x, y, z) VERIFY3U(x, y, z)
-#define ASSERT3P(x, y, z) VERIFY3P(x, y, z)
-#endif
-
-/*
- * DTrace SDT probes have different signatures in userland than they do in
- * kernel. If they're being used in kernel code, re-define them out of
- * existence for their counterparts in libzpool.
- */
-
-#ifdef DTRACE_PROBE
-#undef DTRACE_PROBE
-#define DTRACE_PROBE(a) ((void)0)
-#endif /* DTRACE_PROBE */
-
-#ifdef DTRACE_PROBE1
-#undef DTRACE_PROBE1
-#define DTRACE_PROBE1(a, b, c) ((void)0)
-#endif /* DTRACE_PROBE1 */
-
-#ifdef DTRACE_PROBE2
-#undef DTRACE_PROBE2
-#define DTRACE_PROBE2(a, b, c, d, e) ((void)0)
-#endif /* DTRACE_PROBE2 */
-
-#ifdef DTRACE_PROBE3
-#undef DTRACE_PROBE3
-#define DTRACE_PROBE3(a, b, c, d, e, f, g) ((void)0)
-#endif /* DTRACE_PROBE3 */
-
-#ifdef DTRACE_PROBE4
-#undef DTRACE_PROBE4
-#define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) ((void)0)
-#endif /* DTRACE_PROBE4 */
-
-/*
- * Threads
- */
-#define curthread ((void *)(uintptr_t)thr_self())
-
-typedef struct kthread kthread_t;
-
-#define thread_create(stk, stksize, func, arg, len, pp, state, pri) \
- zk_thread_create(func, arg)
-#define thread_exit() thr_exit(NULL)
-
-extern kthread_t *zk_thread_create(void (*func)(), void *arg);
-
-#define issig(why) (FALSE)
-#define ISSIG(thr, why) (FALSE)
-
-/*
- * Mutexes
- */
-typedef struct kmutex {
- void *m_owner;
- boolean_t initialized;
- mutex_t m_lock;
-} kmutex_t;
-
-#define MUTEX_DEFAULT USYNC_THREAD
-#undef MUTEX_HELD
-#define MUTEX_HELD(m) _mutex_held(&(m)->m_lock)
-
-/*
- * Argh -- we have to get cheesy here because the kernel and userland
- * have different signatures for the same routine.
- */
-extern int _mutex_init(mutex_t *mp, int type, void *arg);
-extern int _mutex_destroy(mutex_t *mp);
-
-#define mutex_init(mp, b, c, d) zmutex_init((kmutex_t *)(mp))
-#define mutex_destroy(mp) zmutex_destroy((kmutex_t *)(mp))
-
-extern void zmutex_init(kmutex_t *mp);
-extern void zmutex_destroy(kmutex_t *mp);
-extern void mutex_enter(kmutex_t *mp);
-extern void mutex_exit(kmutex_t *mp);
-extern int mutex_tryenter(kmutex_t *mp);
-extern void *mutex_owner(kmutex_t *mp);
-
-/*
- * RW locks
- */
-typedef struct krwlock {
- void *rw_owner;
- boolean_t initialized;
- rwlock_t rw_lock;
-} krwlock_t;
-
-typedef int krw_t;
-
-#define RW_READER 0
-#define RW_WRITER 1
-#define RW_DEFAULT USYNC_THREAD
-
-#undef RW_READ_HELD
-#define RW_READ_HELD(x) _rw_read_held(&(x)->rw_lock)
-
-#undef RW_WRITE_HELD
-#define RW_WRITE_HELD(x) _rw_write_held(&(x)->rw_lock)
-
-extern void rw_init(krwlock_t *rwlp, char *name, int type, void *arg);
-extern void rw_destroy(krwlock_t *rwlp);
-extern void rw_enter(krwlock_t *rwlp, krw_t rw);
-extern int rw_tryenter(krwlock_t *rwlp, krw_t rw);
-extern int rw_tryupgrade(krwlock_t *rwlp);
-extern void rw_exit(krwlock_t *rwlp);
-#define rw_downgrade(rwlp) do { } while (0)
-
-extern uid_t crgetuid(cred_t *cr);
-extern gid_t crgetgid(cred_t *cr);
-extern int crgetngroups(cred_t *cr);
-extern gid_t *crgetgroups(cred_t *cr);
-
-/*
- * Condition variables
- */
-typedef cond_t kcondvar_t;
-
-#define CV_DEFAULT USYNC_THREAD
-
-extern void cv_init(kcondvar_t *cv, char *name, int type, void *arg);
-extern void cv_destroy(kcondvar_t *cv);
-extern void cv_wait(kcondvar_t *cv, kmutex_t *mp);
-extern clock_t cv_timedwait(kcondvar_t *cv, kmutex_t *mp, clock_t abstime);
-extern void cv_signal(kcondvar_t *cv);
-extern void cv_broadcast(kcondvar_t *cv);
-
-/*
- * kstat creation, installation and deletion
- */
-extern kstat_t *kstat_create(char *, int,
- char *, char *, uchar_t, ulong_t, uchar_t);
-extern void kstat_install(kstat_t *);
-extern void kstat_delete(kstat_t *);
-
-/*
- * Kernel memory
- */
-#define KM_SLEEP UMEM_NOFAIL
-#define KM_PUSHPAGE KM_SLEEP
-#define KM_NOSLEEP UMEM_DEFAULT
-#define KMC_NODEBUG UMC_NODEBUG
-#define kmem_alloc(_s, _f) umem_alloc(_s, _f)
-#define kmem_zalloc(_s, _f) umem_zalloc(_s, _f)
-#define kmem_free(_b, _s) umem_free(_b, _s)
-#define kmem_cache_create(_a, _b, _c, _d, _e, _f, _g, _h, _i) \
- umem_cache_create(_a, _b, _c, _d, _e, _f, _g, _h, _i)
-#define kmem_cache_destroy(_c) umem_cache_destroy(_c)
-#define kmem_cache_alloc(_c, _f) umem_cache_alloc(_c, _f)
-#define kmem_cache_free(_c, _b) umem_cache_free(_c, _b)
-#define kmem_debugging() 0
-#define kmem_cache_reap_now(c)
-
-typedef umem_cache_t kmem_cache_t;
-
-/*
- * Task queues
- */
-typedef struct taskq taskq_t;
-typedef uintptr_t taskqid_t;
-typedef void (task_func_t)(void *);
-
-#define TASKQ_PREPOPULATE 0x0001
-#define TASKQ_CPR_SAFE 0x0002 /* Use CPR safe protocol */
-#define TASKQ_DYNAMIC 0x0004 /* Use dynamic thread scheduling */
-
-#define TQ_SLEEP KM_SLEEP /* Can block for memory */
-#define TQ_NOSLEEP KM_NOSLEEP /* cannot block for memory; may fail */
-#define TQ_NOQUEUE 0x02 /* Do not enqueue if can't dispatch */
-
-extern taskq_t *system_taskq;
-
-extern taskq_t *taskq_create(const char *, int, pri_t, int, int, uint_t);
-extern taskqid_t taskq_dispatch(taskq_t *, task_func_t, void *, uint_t);
-extern void taskq_destroy(taskq_t *);
-extern void taskq_wait(taskq_t *);
-extern int taskq_member(taskq_t *, void *);
-extern void system_taskq_init(void);
-
-#define XVA_MAPSIZE 3
-#define XVA_MAGIC 0x78766174
-
-/*
- * vnodes
- */
-typedef struct vnode {
- uint64_t v_size;
- int v_fd;
- char *v_path;
-} vnode_t;
-
-
-typedef struct xoptattr {
- timestruc_t xoa_createtime; /* Create time of file */
- uint8_t xoa_archive;
- uint8_t xoa_system;
- uint8_t xoa_readonly;
- uint8_t xoa_hidden;
- uint8_t xoa_nounlink;
- uint8_t xoa_immutable;
- uint8_t xoa_appendonly;
- uint8_t xoa_nodump;
- uint8_t xoa_settable;
- uint8_t xoa_opaque;
- uint8_t xoa_av_quarantined;
- uint8_t xoa_av_modified;
-} xoptattr_t;
-
-typedef struct vattr {
- uint_t va_mask; /* bit-mask of attributes */
- u_offset_t va_size; /* file size in bytes */
-} vattr_t;
-
-
-typedef struct xvattr {
- vattr_t xva_vattr; /* Embedded vattr structure */
- uint32_t xva_magic; /* Magic Number */
- uint32_t xva_mapsize; /* Size of attr bitmap (32-bit words) */
- uint32_t *xva_rtnattrmapp; /* Ptr to xva_rtnattrmap[] */
- uint32_t xva_reqattrmap[XVA_MAPSIZE]; /* Requested attrs */
- uint32_t xva_rtnattrmap[XVA_MAPSIZE]; /* Returned attrs */
- xoptattr_t xva_xoptattrs; /* Optional attributes */
-} xvattr_t;
-
-typedef struct vsecattr {
- uint_t vsa_mask; /* See below */
- int vsa_aclcnt; /* ACL entry count */
- void *vsa_aclentp; /* pointer to ACL entries */
- int vsa_dfaclcnt; /* default ACL entry count */
- void *vsa_dfaclentp; /* pointer to default ACL entries */
- size_t vsa_aclentsz; /* ACE size in bytes of vsa_aclentp */
-} vsecattr_t;
-
-#define AT_TYPE 0x00001
-#define AT_MODE 0x00002
-#define AT_UID 0x00004
-#define AT_GID 0x00008
-#define AT_FSID 0x00010
-#define AT_NODEID 0x00020
-#define AT_NLINK 0x00040
-#define AT_SIZE 0x00080
-#define AT_ATIME 0x00100
-#define AT_MTIME 0x00200
-#define AT_CTIME 0x00400
-#define AT_RDEV 0x00800
-#define AT_BLKSIZE 0x01000
-#define AT_NBLOCKS 0x02000
-#define AT_SEQ 0x08000
-#define AT_XVATTR 0x10000
-
-#define CRCREAT 0
-
-#define VOP_CLOSE(vp, f, c, o, cr, ct) 0
-#define VOP_PUTPAGE(vp, of, sz, fl, cr, ct) 0
-#define VOP_GETATTR(vp, vap, fl, cr, ct) ((vap)->va_size = (vp)->v_size, 0)
-
-#define VOP_FSYNC(vp, f, cr, ct) fsync((vp)->v_fd)
-
-#define VN_RELE(vp) vn_close(vp)
-
-extern int vn_open(char *path, int x1, int oflags, int mode, vnode_t **vpp,
- int x2, int x3);
-extern int vn_openat(char *path, int x1, int oflags, int mode, vnode_t **vpp,
- int x2, int x3, vnode_t *vp, int fd);
-extern int vn_rdwr(int uio, vnode_t *vp, void *addr, ssize_t len,
- offset_t offset, int x1, int x2, rlim64_t x3, void *x4, ssize_t *residp);
-extern void vn_close(vnode_t *vp);
-
-#define vn_remove(path, x1, x2) remove(path)
-#define vn_rename(from, to, seg) rename((from), (to))
-#define vn_is_readonly(vp) B_FALSE
-
-extern vnode_t *rootdir;
-
-#include <sys/file.h> /* for FREAD, FWRITE, etc */
-
-/*
- * Random stuff
- */
-#define lbolt (gethrtime() >> 23)
-#define lbolt64 (gethrtime() >> 23)
-#define hz 119 /* frequency when using gethrtime() >> 23 for lbolt */
-
-extern void delay(clock_t ticks);
-
-#define gethrestime_sec() time(NULL)
-
-#define max_ncpus 64
-
-#define minclsyspri 60
-#define maxclsyspri 99
-
-#define CPU_SEQID (thr_self() & (max_ncpus - 1))
-
-#define kcred NULL
-#define CRED() NULL
-
-#define ptob(x) ((x) * PAGESIZE)
-
-extern uint64_t physmem;
-
-extern int highbit(ulong_t i);
-extern int random_get_bytes(uint8_t *ptr, size_t len);
-extern int random_get_pseudo_bytes(uint8_t *ptr, size_t len);
-
-extern void kernel_init(int);
-extern void kernel_fini(void);
-
-struct spa;
-extern void nicenum(uint64_t num, char *buf);
-extern void show_pool_stats(struct spa *);
-
-typedef struct callb_cpr {
- kmutex_t *cc_lockp;
-} callb_cpr_t;
-
-#define CALLB_CPR_INIT(cp, lockp, func, name) { \
- (cp)->cc_lockp = lockp; \
-}
-
-#define CALLB_CPR_SAFE_BEGIN(cp) { \
- ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
-}
-
-#define CALLB_CPR_SAFE_END(cp, lockp) { \
- ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
-}
-
-#define CALLB_CPR_EXIT(cp) { \
- ASSERT(MUTEX_HELD((cp)->cc_lockp)); \
- mutex_exit((cp)->cc_lockp); \
-}
-
-#define zone_dataset_visible(x, y) (1)
-#define INGLOBALZONE(z) (1)
-
-/*
- * Hostname information
- */
-extern char hw_serial[];
-extern int ddi_strtoul(const char *str, char **nptr, int base,
- unsigned long *result);
-
-/* ZFS Boot Related stuff. */
-
-struct _buf {
- intptr_t _fd;
-};
-
-struct bootstat {
- uint64_t st_size;
-};
-
-typedef struct ace_object {
- uid_t a_who;
- uint32_t a_access_mask;
- uint16_t a_flags;
- uint16_t a_type;
- uint8_t a_obj_type[16];
- uint8_t a_inherit_obj_type[16];
-} ace_object_t;
-
-
-#define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
-#define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
-#define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
-#define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
-
-extern struct _buf *kobj_open_file(char *name);
-extern int kobj_read_file(struct _buf *file, char *buf, unsigned size,
- unsigned off);
-extern void kobj_close_file(struct _buf *file);
-extern int kobj_get_filesize(struct _buf *file, uint64_t *size);
-extern int zfs_secpolicy_snapshot_perms(const char *name, cred_t *cr);
-extern int zfs_secpolicy_rename_perms(const char *from, const char *to,
- cred_t *cr);
-extern int zfs_secpolicy_destroy_perms(const char *name, cred_t *cr);
-extern zoneid_t getzoneid(void);
-
-/* SID stuff */
-typedef struct ksiddomain {
- uint_t kd_ref;
- uint_t kd_len;
- char *kd_name;
-} ksiddomain_t;
-
-ksiddomain_t *ksid_lookupdomain(const char *);
-void ksiddomain_rele(ksiddomain_t *);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _SYS_ZFS_CONTEXT_H */
git://git.camperquake.de / zfs.git / commitdiff