#ifndef LIBLUSTRE_H__
#define LIBLUSTRE_H__
-#include <asm/byteorder.h>
#include <sys/mman.h>
#ifndef __CYGWIN__
#include <stdint.h>
#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;
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], \
#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;}
/* 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 */
#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
-
-/* XXX
- * for this moment, liblusre will not rely OST for non-page-aligned write
- */
-#define LIBLUSTRE_HANDLE_UNALIGNED_PAGE
+#define PAGE_CACHE_SIZE PAGE_SIZE
+#define PAGE_CACHE_SHIFT PAGE_SHIFT
+#define PAGE_CACHE_MASK PAGE_MASK
struct page {
void *addr;
/* 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 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 */
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)
+/* 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)
int pid;
int fsuid;
int fsgid;
+ int max_groups;
+ int ngroups;
+ gid_t *groups;
__u32 cap_effective;
+
+ 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 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)
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 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; }