4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2012, Intel Corporation.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * libcfs/include/libcfs/winnt/winnt-prim.h
38 * Basic library routines.
41 #ifndef __LIBCFS_WINNT_CFS_PRIM_H__
42 #define __LIBCFS_WINNT_CFS_PRIM_H__
44 #ifndef __LIBCFS_LIBCFS_H__
45 #error Do not #include this file directly. #include <libcfs/libcfs.h> instead
49 # define EXPORT_SYMBOL(s)
53 * libcfs proc device object
57 #define LUSTRE_PROC_DEVICE L"\\Device\\LNetProcFS" /* proc fs emulator device object */
58 #define LUSTRE_PROC_SYMLNK L"\\DosDevices\\LNetProcFS" /* proc fs user-visible device */
62 * Device IO Control Code Definitions
65 #define FILE_DEVICE_LIBCFS ('LC')
67 #define FUNC_LIBCFS_VERSION 0x101 // get version of current libcfs
68 #define FUNC_LIBCFS_IOCTL 0x102 // Device i/o control to proc fs
71 #define IOCTL_LIBCFS_VERSION \
72 CTL_CODE (FILE_DEVICE_LIBCFS, FUNC_LIBCFS_VERSION, METHOD_BUFFERED, FILE_ANY_ACCESS)
73 #define IOCTL_LIBCFS_ENTRY \
74 CTL_CODE(FILE_DEVICE_LIBCFS, FUNC_LIBCFS_IOCTL, METHOD_BUFFERED, FILE_ANY_ACCESS)
77 typedef struct _CFS_PROC_IOCTL {
79 ULONG cmd; // ioctl command identifier
80 ULONG len; // length of data
81 int rc; // return code
82 ULONG usused; // unused
84 // UCHAR data[]; // content of the real ioctl
86 } CFS_PROC_IOCTL, *PCFS_PROC_IOCTL;
91 void cfs_enter_debugger(void);
92 #define __builtin_return_address(x) (0)
95 * Symbol functions for libcfs
97 * OSX has no facility for use to register symbol.
98 * So we have to implement it.
100 #define CFS_SYMBOL_LEN 64
103 char name[CFS_SYMBOL_LEN];
106 struct list_head sym_list;
109 extern int cfs_symbol_register(const char *, const void *);
110 extern void cfs_symbol_unregister(const char *);
111 extern void * cfs_symbol_get(const char *);
112 extern void cfs_symbol_put(const char *);
113 extern void cfs_symbol_clean();
115 typedef struct file_operations cfs_file_operations_t;
118 * Pseudo device register
121 typedef struct miscdevice{
124 cfs_file_operations_t * fops;
127 int misc_register(struct miscdevice *psdev);
128 int misc_deregister(struct miscdevice *psdev);
132 * Proc emulator file system APIs
135 typedef int read_proc_t(char *page, char **start, off_t off,
136 int count, int *eof, void *data);
137 typedef int write_proc_t(struct file *file, const char *buffer,
138 unsigned long count, void *data);
140 #define CFS_PROC_ENTRY_MAGIC 'CPEM'
142 #define CFS_PROC_FLAG_DIRECTORY 0x00000001 // directory node
143 #define CFS_PROC_FLAG_ATTACHED 0x00000002 // node is attached to proc
144 #define CFS_PROC_FLAG_MISCDEV 0x00000004 // miscellaneous device
146 typedef struct cfs_proc_entry
148 ULONG magic; // Magic
149 ULONG flags; // Flags
151 struct _dir_entry { // proc directory entry
152 PRTL_SPLAY_LINKS root;
155 struct cfs_proc_entry *parent;
157 struct _file_entry { // proc file / leaf entry
158 read_proc_t * read_proc;
159 write_proc_t * write_proc;
163 unsigned short nlink;
167 struct file_operations *proc_fops;
170 // proc_dir_entry ended.
172 RTL_SPLAY_LINKS s_link; // splay link
175 // Maximum length of proc entry name is 0x20
180 } cfs_proc_entry_t, cfs_proc_dir_entry_t;
182 typedef cfs_proc_entry_t cfs_proc_dir_entry_t;
183 #define proc_dir_entry cfs_proc_entry
185 #define PROC_BLOCK_SIZE PAGE_SIZE
187 struct proc_dir_entry *PDE(const struct inode *inode);
193 typedef int ctl_handler(struct ctl_table *table,
195 void *oldval, size_t *oldlenp,
196 void *newval, size_t newlen,
199 typedef int proc_handler (struct ctl_table *ctl,
200 int write, struct file *filp,
201 void *buffer, size_t *lenp);
204 int proc_dointvec(struct ctl_table *table, int write, struct file *filp,
205 void *buffer, size_t *lenp);
207 int proc_dostring(struct ctl_table *table, int write, struct file *filp,
208 void *buffer, size_t *lenp);
210 int sysctl_string(struct ctl_table *table, int *name, int nlen,
211 void *oldval, size_t *oldlenp,
212 void *newval, size_t newlen, void **context);
215 * System io control definitions
218 #define CTL_MAXNAME 10
220 #define CTL_ANY -1 /* Matches any name */
225 CTL_KERN=1, /* General kernel info and control */
226 CTL_VM=2, /* VM management */
227 CTL_NET=3, /* Networking */
228 CTL_PROC=4, /* Process info */
229 CTL_FS=5, /* Filesystems */
230 CTL_DEBUG=6, /* Debugging */
231 CTL_DEV=7, /* Devices */
232 CTL_BUS=8, /* Busses */
233 CTL_ABI=9, /* Binary emulation */
234 CTL_CPU=10 /* CPU stuff (speed scaling, etc) */
237 /* sysctl table definitons */
245 struct ctl_table *child;
246 proc_handler *proc_handler; /* text formatting callback */
247 ctl_handler *strategy; /* read / write callback functions */
248 cfs_proc_entry_t *de; /* proc entry block */
254 /* the mantaner of the cfs_sysctl_table trees */
255 struct ctl_table_header
257 struct ctl_table *ctl_table;
258 struct list_head ctl_entry;
261 /* proc root entries, support routines */
262 extern cfs_proc_entry_t * cfs_proc_root; /* / */
263 extern cfs_proc_entry_t * cfs_proc_proc; /* /proc */
264 extern cfs_proc_entry_t * cfs_proc_fs; /* /proc/fs */
265 extern cfs_proc_entry_t * cfs_proc_sys; /* /proc/sys */
266 extern cfs_proc_entry_t * cfs_proc_dev; /* /dev */
268 cfs_proc_entry_t * create_proc_entry(const char *name, mode_t mod,
269 cfs_proc_entry_t *parent);
270 void proc_free_entry(cfs_proc_entry_t *de);
271 void remove_proc_entry(const char *name, cfs_proc_entry_t *entry);
272 cfs_proc_entry_t * search_proc_entry(const char * name,
273 cfs_proc_entry_t * root );
274 cfs_proc_entry_t *proc_symlink(const char *name,
275 cfs_proc_entry_t *parent,
277 cfs_proc_entry_t *proc_mkdir(const char *name,
278 cfs_proc_entry_t *parent);
280 #define cfs_create_proc_entry create_proc_entry
281 #define cfs_free_proc_entry proc_free_entry
282 #define cfs_remove_proc_entry remove_proc_entry
284 struct ctl_table_header *register_sysctl_table(struct ctl_table *table);
285 void unregister_sysctl_table(struct ctl_table_header *header);
288 * seq device (linux/seq_file.h)
293 * seq file definitions
300 struct vfsmount *mnt;
301 struct dentry *dentry;
304 struct seq_operations;
316 const struct seq_operations *op;
320 struct seq_operations {
321 void * (*start) (struct seq_file *m, loff_t *pos);
322 void (*stop) (struct seq_file *m, void *v);
323 void * (*next) (struct seq_file *m, void *v, loff_t *pos);
324 int (*show) (struct seq_file *m, void *v);
327 int seq_open(struct file *, const struct seq_operations *);
328 ssize_t seq_read(struct file *, char __user *, size_t, loff_t *);
329 loff_t seq_lseek(struct file *, loff_t, int);
330 int seq_release(struct inode *, struct file *);
331 int seq_escape(struct seq_file *, const char *, const char *);
332 int seq_putc(struct seq_file *m, char c);
333 int seq_puts(struct seq_file *m, const char *s);
335 int seq_path(struct seq_file *, struct path *, char *);
337 int single_open(struct file *, int (*)(struct seq_file *, void *), void *);
338 int single_release(struct inode *, struct file *);
339 void *__seq_open_private(struct file *, const struct seq_operations *, int);
340 int seq_open_private(struct file *, const struct seq_operations *, int);
341 int seq_release_private(struct inode *, struct file *);
343 #define SEQ_START_TOKEN ((void *)1)
346 * Helpers for iteration over list_head-s in seq_files
349 extern struct list_head *seq_list_start(struct list_head *head, loff_t pos);
350 extern struct list_head *seq_list_start_head(struct list_head *head, loff_t pos);
351 extern struct list_head *seq_list_next(void *v, struct list_head *head, loff_t *ppos);
354 * declaration of proc kernel process routines
357 struct file *lustre_open_file(char *filename);
359 int lustre_close_file(struct file *fh);
361 int lustre_do_ioctl(struct file *fh, unsigned long cmd, ulong_ptr_t arg);
363 int lustre_ioctl_file(struct file *fh, PCFS_PROC_IOCTL devctl);
365 size_t lustre_read_file(struct file *fh, loff_t offl, size_t size, char *buf);
367 size_t lustre_write_file(struct file *fh, loff_t off, size_t size, char *buf);
374 #define TASK_INTERRUPTIBLE 0x00000001
375 #define TASK_UNINTERRUPTIBLE 0x00000002
376 #define TASK_RUNNING 0x00000003
377 #define CFS_TASK_UNINTERRUPTIBLE TASK_UNINTERRUPTIBLE
379 #define CFS_WAITQ_MAGIC 'CWQM'
380 #define CFS_WAITLINK_MAGIC 'CWLM'
382 typedef struct cfs_waitq {
387 struct list_head waiters;
391 typedef struct cfs_waitlink wait_queue_t;
393 #define CFS_WAITQ_CHANNELS (2)
395 #define CFS_WAITQ_CHAN_NORMAL (0)
396 #define CFS_WAITQ_CHAN_FORWARD (1)
398 typedef struct cfs_waitlink_channel {
399 struct list_head link;
400 wait_queue_head_t *waitq;
402 } cfs_waitlink_channel_t;
404 struct cfs_waitlink {
411 cfs_waitlink_channel_t waitq[CFS_WAITQ_CHANNELS];
415 CFS_WAITQ_EXCLUSIVE = 1
418 #define CFS_DECL_WAITQ(name) wait_queue_head_t name
422 typedef int (*cfs_thread_t) (void *arg);
424 typedef struct _cfs_thread_context {
427 } cfs_thread_context_t;
430 * thread creation flags from Linux, not used in winnt
432 #define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
433 #define CLONE_VM 0x00000100 /* set if VM shared between processes */
434 #define CLONE_FS 0x00000200 /* set if fs info shared between processes */
435 #define CLONE_FILES 0x00000400 /* set if open files shared between processes */
436 #define CLONE_SIGHAND 0x00000800 /* set if signal handlers and blocked signals shared */
437 #define CLONE_PID 0x00001000 /* set if pid shared */
438 #define CLONE_PTRACE 0x00002000 /* set if we want to let tracing continue on the child too */
439 #define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
440 #define CLONE_PARENT 0x00008000 /* set if we want to have the same parent as the cloner */
441 #define CLONE_THREAD 0x00010000 /* Same thread group? */
442 #define CLONE_NEWNS 0x00020000 /* New namespace group? */
444 #define CLONE_SIGNAL (CLONE_SIGHAND | CLONE_THREAD)
447 * group_info: linux/sched.h
449 #define NGROUPS_SMALL 32
450 #define NGROUPS_PER_BLOCK ((int)(PAGE_SIZE / sizeof(gid_t)))
454 gid_t small_block[NGROUPS_SMALL];
459 #define get_group_info(group_info) do { \
460 atomic_inc(&(group_info)->usage); \
463 #define put_group_info(group_info) do { \
464 if (atomic_dec_and_test(&(group_info)->usage)) \
465 groups_free(group_info); \
468 static __inline struct group_info *groups_alloc(int gidsetsize)
470 struct group_info * groupinfo;
471 KdPrint(("%s(%d): %s NOT implemented.\n", __FILE__, __LINE__, __FUNCTION__));
472 groupinfo = kmalloc(sizeof(struct group_info), 0);
475 memset(groupinfo, 0, sizeof(struct group_info));
480 static __inline void groups_free(struct group_info *group_info)
482 KdPrint(("%s(%d): %s NOT implemented.\n", __FILE__, __LINE__,
488 set_current_groups(struct group_info *group_info)
490 KdPrint(("%s(%d): %s NOT implemented.\n", __FILE__, __LINE__,
495 static __inline int groups_search(struct group_info *group_info,
497 KdPrint(("%s(%d): %s NOT implemented.\n", __FILE__, __LINE__,
503 * capability issue (linux/capability.h)
506 /* Override resource limits. Set resource limits. */
507 /* Override quota limits. */
508 /* Override reserved space on ext2 filesystem */
509 /* Modify data journaling mode on ext3 filesystem (uses journaling
511 /* NOTE: ext2 honors fsuid when checking for resource overrides, so
512 you can override using fsuid too */
513 /* Override size restrictions on IPC message queues */
514 /* Allow more than 64hz interrupts from the real-time clock */
515 /* Override max number of consoles on console allocation */
516 /* Override max number of keymaps */
518 #define CAP_SYS_RESOURCE 24
521 * capabilities support
524 typedef __u32 kernel_cap_t;
526 #define cap_raise(c, flag) do {} while(0)
527 #define cap_lower(c, flag) do {} while(0)
528 #define cap_raised(c, flag) do {} while(0)
535 #define MAX_SCHEDULE_TIMEOUT ((long_ptr_t)(~0UL>>12))
536 #define schedule_timeout(t) schedule_timeout_and_set_state(0, t)
541 #define CFS_CURPROC_COMM_MAX (16)
549 uid_t uid,euid,suid,fsuid;
550 gid_t gid,egid,sgid,fsgid;
554 gid_t groups[NGROUPS];
555 struct group_info *group_info;
556 kernel_cap_t cap_effective,
560 char comm[CFS_CURPROC_COMM_MAX];
565 static inline void task_lock(struct task_struct *t)
569 static inline void task_unlock(struct task_struct *t)
574 * linux task struct emulator ...
577 #define TASKMAN_MAGIC 'TMAN' /* Task Manager */
578 #define TASKSLT_MAGIC 'TSLT' /* Task Slot */
580 typedef struct _TASK_MAN {
581 ULONG Magic; /* Magic and Flags */
584 spinlock_t Lock; /* Protection lock */
586 struct kmem_cache *slab; /* Memory slab for task slot */
588 ULONG NumOfTasks; /* Total tasks (threads) */
589 LIST_ENTRY TaskList; /* List of task slots */
590 } TASK_MAN, *PTASK_MAN;
592 typedef struct _TASK_SLOT {
594 ULONG Magic; /* Magic and Flags */
597 LIST_ENTRY Link; /* To be linked to TaskMan */
599 event_t Event; /* Schedule event */
601 HANDLE Pid; /* Process id */
602 HANDLE Tid; /* Thread id */
603 PETHREAD Tet; /* Pointer to ethread */
605 atomic_t count; /* refer count */
606 atomic_t hits; /* times of waken event singaled */
608 KIRQL irql; /* irql for rwlock ... */
610 struct task_struct task; /* linux task part */
612 } TASK_SLOT, *PTASK_SLOT;
615 #define set_current_state(s) do {;} while (0)
617 #define wait_event(wq, condition) \
619 wait_queue_t __wait; \
621 init_waitqueue_entry_current(&__wait); \
623 add_wait_queue(&wq, &__wait); \
627 waitq_wait(&__wait, TASK_INTERRUPTIBLE); \
628 remove_wait_queue(&wq, &__wait); \
630 remove_wait_queue(&wq, &__wait); \
633 #define wait_event_interruptible(wq, condition) \
635 wait_queue_t __wait; \
638 init_waitqueue_entry_current(&__wait); \
640 add_wait_queue(&wq, &__wait); \
644 waitq_wait(&__wait, TASK_INTERRUPTIBLE);\
645 remove_wait_queue(&wq, &__wait); \
647 remove_wait_queue(&wq, &__wait); \
651 # define wait_event_interruptible_exclusive(wq, condition) \
652 wait_event_interruptible(wq, condition)
655 retval == 0; condition met; we're good.
656 retval < 0; interrupted by signal.
657 retval > 0; timed out.
660 #define wait_event_interruptible_timeout(wq, condition, timeout)\
662 wait_queue_t __wait; \
664 init_waitqueue_entry_current(&__wait); \
666 add_wait_queue(&wq, &__wait); \
670 if (waitq_timedwait(&__wait, \
671 TASK_INTERRUPTIBLE, timeout) == 0) { \
674 remove_wait_queue(&wq, &__wait); \
676 remove_wait_queue(&wq, &__wait); \
679 int init_task_manager();
680 void cleanup_task_manager();
681 struct task_struct * current;
682 int wake_up_process(struct task_struct * task);
683 void sleep_on(wait_queue_head_t *waitq);
684 #define might_sleep() do {} while(0)
685 #define DECL_JOURNAL_DATA
686 #define PUSH_JOURNAL do {;} while(0)
687 #define POP_JOURNAL do {;} while(0)
690 /* module related definitions */
703 extern struct module libcfs_global_module;
704 #define THIS_MODULE &libcfs_global_module
706 #define request_module(x, y) (0)
707 #define MODULE_AUTHOR(s)
708 #define MODULE_DESCRIPTION(s)
709 #define MODULE_LICENSE(s)
710 #define MODULE_PARM(a, b)
711 #define MODULE_PARM_DESC(a, b)
713 #define module_init(X) int __init module_##X() {return X();}
714 #define module_exit(X) void __exit module_##X() {X();}
716 #define DECLARE_INIT(X) extern int __init module_##X(void)
717 #define DECLARE_EXIT(X) extern void __exit module_##X(void)
719 #define MODULE_INIT(X) do { int rc = module_##X(); \
720 if (rc) goto errorout; \
723 #define MODULE_EXIT(X) do { module_##X(); } while(0)
726 /* Module interfaces */
727 #define cfs_module(name, version, init, fini) \
730 #define module_refcount(x) (1)
736 #define typecheck(a, b) do {} while(0)
742 #define CRYPTO_MAX_ALG_NAME 64
744 #define CRYPTO_TFM_MODE_ECB 0x00000001
745 #define CRYPTO_TFM_MODE_CBC 0x00000002
746 #define CRYPTO_TFM_MODE_CFB 0x00000004
747 #define CRYPTO_TFM_MODE_CTR 0x00000008
748 #define CRYPTO_TFM_MODE_EME 0x00000010
753 /* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */
754 #define GOLDEN_RATIO_PRIME_32 0x9e370001UL
756 #if 0 /* defined in libcfs/libcfs_hash.h */
757 static inline u32 hash_long(u32 val, unsigned int bits)
759 /* On some cpus multiply is faster, on others gcc will do shifts */
760 u32 hash = val * GOLDEN_RATIO_PRIME_32;
762 /* High bits are more random, so use them. */
763 return hash >> (32 - bits);
771 #define CFS_TIMER_FLAG_INITED 0x00000001 // Initialized already
772 #define CFS_TIMER_FLAG_TIMERED 0x00000002 // KeSetTimer is called
785 void (*proc)(ulong_ptr_t);
791 * libcfs globals initialization/cleanup
795 libcfs_arch_init(void);
798 libcfs_arch_cleanup(void);
801 * cache alignment size
804 #define L1_CACHE_ALIGN(x) (x)
806 #define __cacheline_aligned
813 #define SMP_CACHE_BYTES 128
815 #define smp_num_cpus ((CCHAR)KeNumberProcessors)
816 #define num_possible_cpus() smp_num_cpus
817 #define num_online_cpus() smp_num_cpus
818 #define smp_processor_id() ((USHORT)KeGetCurrentProcessorNumber())
819 #define smp_call_function(f, a, n, w) do {} while(0)
820 #define smp_rmb() do {} while(0)
827 #define in_interrupt() (0)
833 #define KERN_EMERG "<0>" /* system is unusable */
834 #define KERN_ALERT "<1>" /* action must be taken immediately */
835 #define KERN_CRIT "<2>" /* critical conditions */
836 #define KERN_ERR "<3>" /* error conditions */
837 #define KERN_WARNING "<4>" /* warning conditions */
838 #define KERN_NOTICE "<5>" /* normal but significant condition */
839 #define KERN_INFO "<6>" /* informational */
840 #define KERN_DEBUG "<7>" /* debug-level messages */
846 #define inter_module_get(n) cfs_symbol_get(n)
847 #define inter_module_put(n) cfs_symbol_put(n)
850 #define likely(exp) (exp)
853 #define unlikely(exp) (exp)
856 #define local_irq_save(x)
857 #define local_irq_restore(x)
859 #define va_copy(_d, _s) (_d = _s)
861 char *strnchr(const char *s, size_t count, int c);
863 #define adler32(a,b,l) zlib_adler32(a,b,l)
864 ULONG zlib_adler32(ULONG adler, const BYTE *buf, UINT len);
866 typedef ssize_t (*read_actor_t)();
870 * winnt debug routines
875 LONG DebugPrintLevel,
881 KsNtStatusToString (IN NTSTATUS Status);
884 #else /* !__KERNEL__ */
886 void cfs_enter_debugger();
893 #define PAGE_SIZE (4096)
896 #define getpagesize() (4096)
898 #define PAGE_CACHE_SIZE PAGE_SIZE
899 #define PAGE_CACHE_MASK PAGE_MASK
901 #define PTHREAD_MUTEX_INITIALIZER ((pthread_mutex_t) -1)
902 #define PTHREAD_RECURSIVE_MUTEX_INITIALIZER ((pthread_mutex_t) -2)
903 #define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER ((pthread_mutex_t) -3)
909 #include "../user-prim.h"
910 #include "../user-lock.h"
911 #include <sys/stat.h>
912 #include <sys/types.h>
914 #define strcasecmp strcmp
915 #define strncasecmp strncmp
919 #define getgrgid(x) (NULL)
925 struct passwd * getpwuid(uid_t uid);
927 int cfs_proc_mknod(const char *path, mode_t mode, dev_t dev);
929 int gethostname(char * name, int namelen);
931 #define setlinebuf(x) do {} while(0)
934 /* Maximum EA Information Length */
935 #define EA_MAX_LENGTH (sizeof(FILE_FULL_EA_INFORMATION) + 15)
938 * proc user mode routines
941 int cfs_proc_open (char * filename, int oflag);
942 int cfs_proc_close(int fd);
943 int cfs_proc_read(int fd, void *buffer, unsigned int count);
944 int cfs_proc_write(int fd, void *buffer, unsigned int count);
945 int cfs_proc_ioctl(int fd, int cmd, void *buffer);
946 FILE *cfs_proc_fopen(char *path, char * mode);
947 char *cfs_proc_fgets(char * buf, int len, FILE *fp);
948 int cfs_proc_fclose(FILE *fp);
950 /* Bits set in the FLAGS argument to `glob'. */
951 #define GLOB_ERR (1 << 0)/* Return on read errors. */
952 #define GLOB_MARK (1 << 1)/* Append a slash to each name. */
953 #define GLOB_NOSORT (1 << 2)/* Don't sort the names. */
954 #define GLOB_DOOFFS (1 << 3)/* Insert PGLOB->gl_offs NULLs. */
955 #define GLOB_NOCHECK (1 << 4)/* If nothing matches, return the pattern. */
956 #define GLOB_APPEND (1 << 5)/* Append to results of a previous call. */
957 #define GLOB_NOESCAPE (1 << 6)/* Backslashes don't quote metacharacters. */
958 #define GLOB_PERIOD (1 << 7)/* Leading `.' can be matched by metachars. */
960 #if !defined __USE_POSIX2 || defined __USE_BSD || defined __USE_GNU
961 # define GLOB_MAGCHAR (1 << 8)/* Set in gl_flags if any metachars seen. */
962 # define GLOB_ALTDIRFUNC (1 << 9)/* Use gl_opendir et al functions. */
963 # define GLOB_BRACE (1 << 10)/* Expand "{a,b}" to "a" "b". */
964 # define GLOB_NOMAGIC (1 << 11)/* If no magic chars, return the pattern. */
965 # define GLOB_TILDE (1 << 12)/* Expand ~user and ~ to home directories. */
966 # define GLOB_ONLYDIR (1 << 13)/* Match only directories. */
967 # define GLOB_TILDE_CHECK (1 << 14)/* Like GLOB_TILDE but return an error
968 if the user name is not available. */
969 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
970 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
971 GLOB_PERIOD|GLOB_ALTDIRFUNC|GLOB_BRACE| \
972 GLOB_NOMAGIC|GLOB_TILDE|GLOB_ONLYDIR|GLOB_TILDE_CHECK)
974 # define __GLOB_FLAGS (GLOB_ERR|GLOB_MARK|GLOB_NOSORT|GLOB_DOOFFS| \
975 GLOB_NOESCAPE|GLOB_NOCHECK|GLOB_APPEND| \
979 /* Error returns from `glob'. */
980 #define GLOB_NOSPACE 1 /* Ran out of memory. */
981 #define GLOB_ABORTED 2 /* Read error. */
982 #define GLOB_NOMATCH 3 /* No matches found. */
983 #define GLOB_NOSYS 4 /* Not implemented. */
985 /* Previous versions of this file defined GLOB_ABEND instead of
986 GLOB_ABORTED. Provide a compatibility definition here. */
987 # define GLOB_ABEND GLOB_ABORTED
990 /* Structure describing a globbing run. */
996 size_t gl_pathc; /* Count of paths matched by the pattern. */
997 char **gl_pathv; /* List of matched pathnames. */
998 size_t gl_offs; /* Slots to reserve in `gl_pathv'. */
999 int gl_flags; /* Set to FLAGS, maybe | GLOB_MAGCHAR. */
1001 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
1002 are used instead of the normal file access functions. */
1003 void (*gl_closedir) (void *);
1005 struct dirent *(*gl_readdir) (void *);
1007 void *(*gl_readdir) (void *);
1009 void *(*gl_opendir) (const char *);
1011 int (*gl_lstat) (const char *__restrict, struct stat *__restrict);
1012 int (*gl_stat) (const char *__restrict, struct stat *__restrict);
1014 int (*gl_lstat) (const char *__restrict, void *__restrict);
1015 int (*gl_stat) (const char *__restrict, void *__restrict);
1019 #ifdef __USE_LARGEFILE64
1030 /* If the GLOB_ALTDIRFUNC flag is set, the following functions
1031 are used instead of the normal file access functions. */
1032 void (*gl_closedir) (void *);
1034 struct dirent64 *(*gl_readdir) (void *);
1036 void *(*gl_readdir) (void *);
1038 void *(*gl_opendir) (__const char *);
1040 int (*gl_lstat) (__const char *__restrict, struct stat64 *__restrict);
1041 int (*gl_stat) (__const char *__restrict, struct stat64 *__restrict);
1043 int (*gl_lstat) (__const char *__restrict, void *__restrict);
1044 int (*gl_stat) (__const char *__restrict, void *__restrict);
1049 int glob (const char * __pattern, int __flags,
1050 int (*__errfunc) (const char *, int),
1052 void globfree(glob_t *__pglog);
1054 #endif /* !__KERNEL__ */
1060 static inline void __module_get(struct module *module)
1064 static inline int try_module_get(struct module *module)
1069 static inline void module_put(struct module *module)
1077 #define sigaddset(what,sig) (*(what) |= (1<<(sig)), 0)
1078 #define sigdelset(what,sig) (*(what) &= ~(1<<(sig)), 0)
1079 #define sigemptyset(what) (*(what) = 0, 0)
1080 #define sigfillset(what) (*(what) = ~(0), 0)
1081 #define sigismember(what,sig) (((*(what)) & (1<<(sig))) != 0)
1084 sigprocmask(int sig, sigset_t *w1, sigset_t *w2) {
1088 sigpending(sigset_t *what) {
1093 * common inode flags (user & kernel)
1096 #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
1097 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
1098 #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
1099 #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
1100 #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
1101 #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
1102 #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
1104 #define S_IRWXU 00700
1105 #define S_IRUSR 00400
1106 #define S_IWUSR 00200
1107 #define S_IXUSR 00100
1109 #define S_IRWXG 00070
1110 #define S_IRGRP 00040
1111 #define S_IWGRP 00020
1112 #define S_IXGRP 00010
1114 #define S_IRWXO 00007
1115 #define S_IROTH 00004
1116 #define S_IWOTH 00002
1117 #define S_IXOTH 00001
1119 #define S_IRWXUGO (S_IRWXU|S_IRWXG|S_IRWXO)
1120 #define S_IALLUGO (S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
1121 #define S_IRUGO (S_IRUSR|S_IRGRP|S_IROTH)
1122 #define S_IWUGO (S_IWUSR|S_IWGRP|S_IWOTH)
1123 #define S_IXUGO (S_IXUSR|S_IXGRP|S_IXOTH)
1127 * linux ioctl coding definitions
1130 #define _IOC_NRBITS 8
1131 #define _IOC_TYPEBITS 8
1132 #define _IOC_SIZEBITS 14
1133 #define _IOC_DIRBITS 2
1135 #define _IOC_NRMASK ((1 << _IOC_NRBITS)-1)
1136 #define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1)
1137 #define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1)
1138 #define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1)
1140 #define _IOC_NRSHIFT 0
1141 #define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS)
1142 #define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS)
1143 #define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS)
1148 #define _IOC_NONE 0U
1149 #define _IOC_WRITE 1U
1150 #define _IOC_READ 2U
1152 #define _IOC(dir,type,nr,size) \
1153 (((dir) << _IOC_DIRSHIFT) | \
1154 ((type) << _IOC_TYPESHIFT) | \
1155 ((nr) << _IOC_NRSHIFT) | \
1156 ((size) << _IOC_SIZESHIFT))
1158 /* used to create numbers */
1159 #define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0)
1160 #define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size))
1161 #define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size))
1162 #define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size))
1164 /* used to decode ioctl numbers.. */
1165 #define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK)
1166 #define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK)
1167 #define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK)
1168 #define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK)
1170 /* i/o vector sgructure ... */
1176 /* idr support routines */
1177 struct idr_context *cfs_idr_init();
1178 int cfs_idr_remove(struct idr_context *idp, int id);
1179 int cfs_idr_get_new(struct idr_context *idp, void *ptr);
1180 int cfs_idr_get_new_above(struct idr_context *idp, void *ptr, int starting_id);
1181 void *cfs_idr_find(struct idr_context *idp, int id);
1182 void cfs_idr_exit(struct idr_context *idp);
1184 /* runtime time routines for both kenrel and user mode */
1185 extern int cfs_isalpha(int);
1186 extern int cfs_isspace(int);
1187 extern int cfs_isupper(int);
1188 extern int cfs_isdigit(int);
1189 extern int cfs_isxdigit(int);
1191 #define ULONG_LONG_MAX ((__u64)(0xFFFFFFFFFFFFFFFF))
1193 * Convert a string to an unsigned long long integer.
1195 * Ignores `locale' stuff. Assumes that the upper and lower case
1196 * alphabets and digits are each contiguous.
1198 __u64 strtoull(char *nptr, char **endptr,int base);
1204 /* For communication from `getopt' to the caller.
1205 When `getopt' finds an option that takes an argument,
1206 the argument value is returned here.
1207 Also, when `ordering' is RETURN_IN_ORDER,
1208 each non-option ARGV-element is returned here. */
1210 extern char *optarg;
1212 /* Index in ARGV of the next element to be scanned.
1213 This is used for communication to and from the caller
1214 and for communication between successive calls to `getopt'.
1216 On entry to `getopt', zero means this is the first call; initialize.
1218 When `getopt' returns -1, this is the index of the first of the
1219 non-option elements that the caller should itself scan.
1221 Otherwise, `optind' communicates from one call to the next
1222 how much of ARGV has been scanned so far. */
1226 /* Callers store zero here to inhibit the error message `getopt' prints
1227 for unrecognized options. */
1231 /* Set to an option character which was unrecognized. */
1239 /* has_arg can't be an enum because some compilers complain about
1240 type mismatches in all the code that assumes it is an int. */
1246 /* Names for the values of the `has_arg' field of `struct option'. */
1247 # define no_argument 0
1248 # define required_argument 1
1249 # define optional_argument 2
1251 extern int getopt(int ___argc, char *const *___argv, const char *__shortopts);
1252 extern int getopt_long (int ___argc, char *const *___argv,
1253 const char *__shortopts,
1254 const struct option *__longopts, int *__longind);
1255 extern int getopt_long_only (int ___argc, char *const *___argv,
1256 const char *__shortopts,
1257 const struct option *__longopts, int *__longind);
1259 extern char *strcasestr (const char *phaystack, const char *pneedle);
1262 * global environment runtime routine
1265 static __inline char * __cdecl cfs_getenv(const char *ENV) {return NULL;}
1266 static __inline void __cdecl set_getenv(const char *ENV, const char *value, int overwrite) {}
1268 int setenv(const char *envname, const char *envval, int overwrite);
1270 typedef struct utsname {
1278 int uname(struct utsname *uts);