arch/um/drivers/cow_sys.h

   1 #ifndef __COW_SYS_H__
   2 #define __COW_SYS_H__
   3
   4 #include "kern_util.h"
   5 #include "os.h"
   6 #include "user.h"
   7 #include "um_malloc.h"
   8
   9 static inline void *cow_malloc(int size)
  10 {
  11         return uml_kmalloc(size, UM_GFP_KERNEL);
  12 }
  13
  14 static inline void cow_free(void *ptr)
  15 {
  16         kfree(ptr);
  17 }
  18
  19 #define cow_printf printk
  20
  21 static inline char *cow_strdup(char *str)
  22 {
  23         return uml_strdup(str);
  24 }
  25
  26 static inline int cow_seek_file(int fd, __u64 offset)
  27 {
  28         return os_seek_file(fd, offset);
  29 }
  30
  31 static inline int cow_file_size(char *file, unsigned long long *size_out)
  32 {
  33         return os_file_size(file, size_out);
  34 }
  35
  36 static inline int cow_write_file(int fd, void *buf, int size)
  37 {
  38         return os_write_file(fd, buf, size);
  39 }
  40
  41 #endif