#ifndef LIBLUSTRE_H__
#define LIBLUSTRE_H__
-#include <asm/byteorder.h>
#include <sys/mman.h>
-#ifndef __CYGWIN__
-#include <stdint.h>
-#include <asm/page.h>
-#else
-#include <sys/types.h>
-#include "ioctl.h"
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_ASM_PAGE_H
+# include <asm/page.h>
+#endif
+#ifdef HAVE_SYS_USER_H
+# include <sys/user.h>
#endif
+
+#include "ioctl.h"
+
#include <stdio.h>
#include <sys/ioctl.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/vfs.h>
-#include <portals/list.h>
+#include <libcfs/list.h>
#include <portals/p30.h>
-#include <linux/kp30.h>
+#include <libcfs/kp30.h>
/* definitions for liblustre */
#define PAGE_SHIFT 12
#define PAGE_SIZE (1UL << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
-#define loff_t __u64
+#define loff_t long long
#define ERESTART 2001
typedef unsigned short umode_t;
#define smp_processor_id() 0
#endif
+#ifndef smp_mb
+#define smp_mb() do {} while (0)
+#endif
+
+#ifndef might_sleep_if
+#define might_sleep_if(cond) do {} while (0)
+#endif
+
+#ifndef might_sleep
+#define might_sleep() do {} while (0)
+#endif
+
+#ifndef signal_pending
+#define signal_pending(proc) 0
+#endif
+
+#ifndef MAY_EXEC
+#define MAY_EXEC 1
+#endif
+
+#ifndef MAY_WRITE
+#define MAY_WRITE 2
+#endif
+
+#ifndef MAY_READ
+#define MAY_READ 4
+#endif
+
+#ifndef MAY_APPEND
+#define MAY_APPEND 8
+#endif
+
+#ifndef FMODE_READ
+#define FMODE_READ 1
+#endif
+
+#ifndef FMODE_WRITE
+#define FMODE_WRITE 2
+#endif
+
+#ifndef FMODE_EXEC
+#define FMODE_EXEC 4
+#endif
+
+#define S_IRWXUGO (S_IRWXU|S_IRWXG|S_IRWXO)
+#define S_IALLUGO (S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
+#define S_IRUGO (S_IRUSR|S_IRGRP|S_IROTH)
+#define S_IWUGO (S_IWUSR|S_IWGRP|S_IWOTH)
+#define S_IXUGO (S_IXUSR|S_IXGRP|S_IXOTH)
+
+#define LBUG() \
+ do { \
+ printf("!!!LBUG at %s:%d\n", __FILE__, __LINE__); \
+ sleep(1000000); \
+ } while (0)
+
/* always adopt 2.5 definitions */
#define KERNEL_VERSION(a,b,c) ((a)*100+(b)*10+c)
#define LINUX_VERSION_CODE (2*200+5*10+0)
#define PTR_ERR(a) ((long)(a))
#define ERR_PTR(a) ((void*)((long)(a)))
-#define capable(foo) 1
-#define CAP_SYS_ADMIN 1
-
typedef struct {
void *cwd;
-}mm_segment_t;
+} mm_segment_t;
typedef int (read_proc_t)(char *page, char **start, off_t off,
int count, int *eof, void *data);
typedef int (write_proc_t)(struct file *file, const char *buffer,
unsigned long count, void *data);
-# define le16_to_cpu(x) __le16_to_cpu(x)
-# define cpu_to_le16(x) __cpu_to_le16(x)
-# define le32_to_cpu(x) __le32_to_cpu(x)
-# define cpu_to_le32(x) __cpu_to_le32(x)
-# define le64_to_cpu(x) __le64_to_cpu(x)
-# define cpu_to_le64(x) __cpu_to_le64(x)
-
#define NIPQUAD(addr) \
((unsigned char *)&addr)[0], \
((unsigned char *)&addr)[1], \
((unsigned char *)&addr)[2], \
((unsigned char *)&addr)[3]
-
+
#if defined(__LITTLE_ENDIAN)
#define HIPQUAD(addr) \
((unsigned char *)&addr)[3], \
return ((mask & *addr) != 0);
}
+static __inline__ int test_and_set_bit(int nr, long * addr)
+{
+ int res;
+
+ res = test_bit(nr, addr);
+ set_bit(nr, addr);
+
+ return res;
+}
+
static __inline__ int ext2_set_bit(int nr, void *addr)
{
return set_bit(nr, (long*)addr);
int count;
};
-static inline void MODULE_AUTHOR(char *name)
-{
- printf("%s\n", name);
-}
-#define MODULE_DESCRIPTION(name) MODULE_AUTHOR(name)
-#define MODULE_LICENSE(name) MODULE_AUTHOR(name)
+#define MODULE_AUTHOR(name)
+#define MODULE_DESCRIPTION(name)
+#define MODULE_LICENSE(name)
+
+#define module_init(init)
+#define module_exit(exit)
#define THIS_MODULE NULL
#define __init
#define __exit
+#define __user
/* devices */
#define __MOD_DEC_USE_COUNT(m) do {} while (0)
#define MOD_INC_USE_COUNT do {} while (0)
#define MOD_DEC_USE_COUNT do {} while (0)
-#define try_module_get __MOD_INC_USE_COUNT
-#define module_put __MOD_DEC_USE_COUNT
+static inline void __module_get(struct module *module)
+{
+}
+
+static inline int try_module_get(struct module *module)
+{
+ return 1;
+}
+
+static inline void module_put(struct module *module)
+{
+}
/* module initialization */
extern int init_obdclass(void);
/* general stuff */
-#define jiffies 0
#define EXPORT_SYMBOL(S)
-typedef int spinlock_t;
+typedef struct { } spinlock_t;
typedef __u64 kdev_t;
-#define SPIN_LOCK_UNLOCKED 0
+#define SPIN_LOCK_UNLOCKED (spinlock_t) { }
#define LASSERT_SPIN_LOCKED(lock) do {} while(0)
static inline void spin_lock(spinlock_t *l) {return;}
static inline void spin_lock_irqsave(spinlock_t *a, unsigned long b) {}
static inline void spin_unlock_irqrestore(spinlock_t *a, unsigned long b) {}
+typedef struct { } rwlock_t;
+#define rwlock_init(x) do {} while(0)
+#define RW_LOCK_UNLOCKED (rwlock_t) {}
+#define read_lock(l)
+#define read_unlock(l)
+#define write_lock(l)
+#define write_unlock(l)
+
#define min(x,y) ((x)<(y) ? (x) : (y))
#define max(x,y) ((x)>(y) ? (x) : (y))
({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
#endif
+#define container_of(ptr, type, member) ({ \
+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
+ (type *)( (char *)__mptr - offsetof(type,member) );})
+
/* registering symbols */
#define ERESTARTSYS ERESTART
/* random */
-static inline void get_random_bytes(void *ptr, int size)
-{
- int *p = (int *)ptr;
- int i, count = size/sizeof(int);
-
- for (i = 0; i< count; i++)
- *p++ = rand();
-}
+void get_random_bytes(void *ptr, int size);
/* memory */
return 0;
}
+static inline long strncpy_from_user(char *dest, const char *src, long n)
+{
+ char *s;
+ s = strncpy(dest, src, n);
+ return strnlen(s, n);
+}
/* slabs */
typedef struct {
#define kmem_cache_alloc(cache, prio) malloc(cache->size)
#define kmem_cache_free(cache, obj) free(obj)
-#define PAGE_CACHE_SIZE PAGE_SIZE
-#define PAGE_CACHE_SHIFT 12
-#define PAGE_CACHE_MASK PAGE_MASK
+#define PAGE_CACHE_SIZE PAGE_SIZE
+#define PAGE_CACHE_SHIFT PAGE_SHIFT
+#define PAGE_CACHE_MASK PAGE_MASK
-/* XXX
- * for this moment, liblusre will not rely OST for non-page-aligned write
- */
-#define LIBLUSTRE_HANDLE_UNALIGNED_PAGE
-
-struct page {
- void *addr;
- unsigned long index;
- struct list_head list;
- unsigned long private;
+/* struct page decl moved out from here into portals/include/libcfs/user-prim.h */
- /* internally used by liblustre file i/o */
- int _offset;
- int _count;
-#ifdef LIBLUSTRE_HANDLE_UNALIGNED_PAGE
- int _managed;
-#endif
-};
+/* 2.4 defines */
+#define PAGE_LIST_ENTRY list
+#define PAGE_LIST(page) ((page)->list)
+#define page_address(page) ((page)->addr)
#define kmap(page) (page)->addr
#define kunmap(a) do {} while (0)
#define ATTR_ATTR_FLAG 0x0400
#define ATTR_RAW 0x0800 /* file system, not vfs will massage attrs */
#define ATTR_FROM_OPEN 0x1000 /* called from open path, ie O_TRUNC */
-#define ATTR_CTIME_SET 0x2000
+/* ATTR_CTIME_SET has been defined in lustre_idl.h */
struct iattr {
unsigned int ia_valid;
#define IT_GETXATTR 0x0040
#define IT_EXEC 0x0080
#define IT_PIN 0x0100
+#define IT_CHDIR 0x0200
#define IT_FL_LOCKED 0x0001
#define IT_FL_FOLLOWED 0x0002 /* set by vfs_follow_link */
#define INTENT_MAGIC 0x19620323
-struct lustre_intent_data {
- int it_disposition;
- int it_status;
- __u64 it_lock_handle;
- void *it_data;
- int it_lock_mode;
- int it_int_flags;
-};
struct lookup_intent {
int it_magic;
void (*it_op_release)(struct lookup_intent *);
int it_op;
int it_flags;
int it_create_mode;
- union {
- struct lustre_intent_data lustre;
- } d;
+ union {
+ void *fs_data; /* FS-specific intent data */
+ } d;
};
+struct lustre_intent_data {
+ int it_disposition;
+ int it_status;
+ __u64 it_lock_handle;
+ void *it_data;
+ int it_lock_mode;
+ int it_int_flags;
+ void *it_key;
+ int it_key_size;
+};
+
+#define LUSTRE_IT(it) ((struct lustre_intent_data *)((it)->d.fs_data))
+
static inline void intent_init(struct lookup_intent *it, int op, int flags)
{
memset(it, 0, sizeof(*it));
int count;
};
-#define down(a) do {} while (0)
-#define up(a) do {} while (0)
-#define down_read(a) do {} while (0)
-#define up_read(a) do {} while (0)
-#define down_write(a) do {} while (0)
-#define up_write(a) do {} while (0)
-#define sema_init(a,b) do {} while (0)
-#define init_rwsem(a) do {} while (0)
+struct crypto_tfm;
+
+struct scatterlist {
+ struct page *page;
+ unsigned int offset;
+ __u32 dma_address;
+ unsigned int length;
+};
+
+struct cipher_tfm {
+ void *cit_iv;
+ unsigned int cit_ivsize;
+ __u32 cit_mode;
+ int (*cit_setkey)(struct crypto_tfm *tfm,
+ const __u8 *key, unsigned int keylen);
+ int (*cit_encrypt)(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes);
+ int (*cit_encrypt_iv)(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes, __u8 *iv);
+ int (*cit_decrypt)(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes);
+ int (*cit_decrypt_iv)(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes, __u8 *iv);
+ void (*cit_xor_block)(__u8 *dst, const __u8 *src);
+};
+
+struct digest_tfm {
+ void (*dit_init)(struct crypto_tfm *tfm);
+ void (*dit_update)(struct crypto_tfm *tfm,
+ struct scatterlist *sg, unsigned int nsg);
+ void (*dit_update_kernel)(struct crypto_tfm *tfm,
+ const void *data, size_t count);
+ void (*dit_final)(struct crypto_tfm *tfm, __u8 *out);
+ void (*dit_digest)(struct crypto_tfm *tfm, struct scatterlist *sg,
+ unsigned int nsg, __u8 *out);
+ int (*dit_setkey)(struct crypto_tfm *tfm,
+ const __u8 *key, unsigned int keylen);
+#ifdef CONFIG_CRYPTO_HMAC
+ void *dit_hmac_block;
+#endif
+};
+
+struct compress_tfm {
+ int (*cot_compress)(struct crypto_tfm *tfm,
+ const __u8 *src, unsigned int slen,
+ __u8 *dst, unsigned int *dlen);
+ int (*cot_decompress)(struct crypto_tfm *tfm,
+ const __u8 *src, unsigned int slen,
+ __u8 *dst, unsigned int *dlen);
+};
+
+struct crypto_tfm {
+
+ __u32 crt_flags;
+
+ union {
+ struct cipher_tfm cipher;
+ struct digest_tfm digest;
+ struct compress_tfm compress;
+ } crt_u;
+
+ struct crypto_alg *__crt_alg;
+};
+
+/* use the macro's argument to avoid unused warnings */
+#define down(a) do { (void)a; } while (0)
+#define up(a) do { (void)a; } while (0)
+#define down_read(a) do { (void)a; } while (0)
+#define up_read(a) do { (void)a; } while (0)
+#define down_write(a) do { (void)a; } while (0)
+#define up_write(a) do { (void)a; } while (0)
+#define sema_init(a,b) do { (void)a; } while (0)
+#define init_rwsem(a) do { (void)a; } while (0)
+
#define DECLARE_MUTEX(name) \
struct semaphore name = { 1 }
+
static inline void init_MUTEX (struct semaphore *sem)
{
sema_init(sem, 1);
}
+struct rpc_pipe_msg {
+ struct list_head list;
+ void *data;
+ size_t len;
+ size_t copied;
+ int error;
+};
typedef struct {
- struct list_head sleepers;
+ struct list_head task_list;
} wait_queue_head_t;
typedef struct {
struct signal pending;
char comm[32];
int pid;
+ uid_t uid;
+ gid_t gid;
int fsuid;
int fsgid;
+ int max_groups;
+ int ngroups;
+ gid_t *groups;
__u32 cap_effective;
+ __u32 pag;
+
+ struct fs_struct __fs;
};
extern struct task_struct *current;
-
-#define in_group_p(a) 0 /* FIXME */
+int in_group_p(gid_t gid);
+static inline int capable(int cap)
+{
+ if (current->cap_effective & (1 << cap))
+ return 1;
+ else
+ return 0;
+}
#define set_current_state(foo) do { current->state = foo; } while (0)
#define init_waitqueue_entry(q,p) do { (q)->process = p; } while (0)
-#define add_wait_queue(q,p) do { list_add(&(q)->sleepers, &(p)->sleeping); } while (0)
+#define add_wait_queue(q,p) do { list_add(&(q)->task_list, &(p)->sleeping); } while (0)
#define del_wait_queue(p) do { list_del(&(p)->sleeping); } while (0)
#define remove_wait_queue(q,p) do { list_del(&(p)->sleeping); } while (0)
#define DECLARE_WAIT_QUEUE_HEAD(HEAD) \
wait_queue_head_t HEAD = { \
- .sleepers = LIST_HEAD_INIT(HEAD.sleepers) \
+ .task_list = LIST_HEAD_INIT(HEAD.task_list) \
}
-#define init_waitqueue_head(l) INIT_LIST_HEAD(&(l)->sleepers)
+#define init_waitqueue_head(l) INIT_LIST_HEAD(&(l)->task_list)
#define wake_up(l) do { int a; a++; } while (0)
#define TASK_INTERRUPTIBLE 0
#define TASK_UNINTERRUPTIBLE 1
}
#define lock_kernel() do {} while (0)
+#define unlock_kernel() do {} while (0)
#define daemonize(l) do {} while (0)
#define sigfillset(l) do {} while (0)
#define recalc_sigpending(l) do {} while (0)
#define SIGNAL_MASK_ASSERT()
#define KERN_INFO
+#include <sys/time.h>
+#if HZ != 1
+#error "liblustre's jiffies currently expects HZ to be 1"
+#endif
+#define jiffies \
+({ \
+ unsigned long _ret = 0; \
+ struct timeval tv; \
+ if (gettimeofday(&tv, NULL) == 0) \
+ _ret = tv.tv_sec; \
+ _ret; \
+})
+#define time_after(a, b) ((long)(b) - (long)(a) < 0)
+#define time_before(a, b) time_after(b,a)
+
+static inline unsigned long get_seconds(void)
+{
+ struct timeval tv;
+
+ gettimeofday(&tv, NULL);
+ return (tv.tv_sec + tv.tv_usec / 1000000);
+}
struct timer_list {
struct list_head tl_list;
free(l);
}
-#define time_after(a, b) \
-({ \
- 1; \
-})
-
typedef struct { volatile int counter; } atomic_t;
+#define ATOMIC_INIT(i) { (i) }
#define atomic_read(a) ((a)->counter)
#define atomic_set(a,b) do {(a)->counter = b; } while (0)
#define atomic_dec_and_test(a) ((--((a)->counter)) == 0)
+#define atomic_dec_and_lock(a, l) atomic_dec_and_test(a)
#define atomic_inc(a) (((a)->counter)++)
#define atomic_dec(a) do { (a)->counter--; } while (0)
#define atomic_add(b,a) do {(a)->counter += b;} while (0)
#define unlikely(exp) (exp)
#endif
+/* FIXME sys/capability will finally included linux/fs.h thus
+ * cause numerous trouble on x86-64. as temporary solution for
+ * build broken at cary, we copy definition we need from capability.h
+ * FIXME
+ */
+struct _cap_struct;
+typedef struct _cap_struct *cap_t;
+typedef int cap_value_t;
+typedef enum {
+ CAP_EFFECTIVE=0,
+ CAP_PERMITTED=1,
+ CAP_INHERITABLE=2
+} cap_flag_t;
+typedef enum {
+ CAP_CLEAR=0,
+ CAP_SET=1
+} cap_flag_value_t;
+
+#define CAP_DAC_OVERRIDE 1
+#define CAP_DAC_READ_SEARCH 2
+#define CAP_FOWNER 3
+#define CAP_FSETID 4
+#define CAP_SYS_ADMIN 21
+
+cap_t cap_get_proc(void);
+int cap_get_flag(cap_t, cap_value_t, cap_flag_t, cap_flag_value_t *);
+
+
+
/* log related */
static inline int llog_init_commit_master(void) { return 0; }
static inline int llog_cleanup_commit_master(int force) { return 0; }
static inline void portals_run_lbug_upcall(char *file, const char *fn,
const int l){}
-#define LBUG() \
- do { \
- printf("!!!LBUG at %s:%d\n", __FILE__, __LINE__); \
- sleep(1000000); \
- } while (0)
-
-
-
/* completion */
struct completion {
unsigned int done;
#include <linux/lustre_export.h>
#include <linux/lustre_net.h>
-
#endif