efi/fio.h

   1 #ifndef _H_EFI_FIO_
   2 #define _H_EFI_FIO_
   3
   4 /*
   5  * Friendly interfaces for EFI file I/O and various EFI support functions
   6  */
   7
   8 /* MAX_EFI_ARGS - command line args for EFI executable
   9  * WS(c16)      - check for CHAR16 white space
  10  */
  11 #define MAX_EFI_ARGS            64
  12 #define WS(c16)         (c16 == L' ' || c16 == CHAR_TAB)
  13
  14 /* VPrint is not in export declarations in gnu-efi lib yet
  15  * although it is a global function; declare it here
  16  */
  17 extern UINTN
  18 VPrint (
  19     IN CHAR16   *fmt,
  20     va_list     args
  21     );
  22
  23 extern EFI_STATUS efi_errno;
  24
  25 void efi_memcpy(unsigned char *dst, unsigned char *src, size_t len);
  26 void efi_memmove(unsigned char *dst, unsigned char *src, size_t len);
  27 void efi_memset(unsigned char *dst, unsigned char val, size_t len);
  28 void *efi_alloc(int size);
  29 void efi_free(void *ptr);
  30 void efi_perror(CHAR16 *str);
  31 void efi_printerr(IN CHAR16 *fmt, ...);
  32 void efi_printout(IN CHAR16 *fmt, ...);
  33 EFI_STATUS efi_set_volroot(EFI_HANDLE device_handle);
  34 EFI_FILE_HANDLE efi_open(CHAR16 *file, UINT64 mode);
  35 void efi_close(EFI_FILE_HANDLE fd);
  36 void efi_sync(EFI_FILE_HANDLE fd);
  37 size_t efi_xpread(EFI_FILE_HANDLE fd, void *buf, size_t count, off_t offset);
  38 size_t efi_xpwrite(EFI_FILE_HANDLE fd, void *buf, size_t count, off_t offset);
  39 int efi_fstat(EFI_FILE_HANDLE fd, EFI_FILE_INFO *st);
  40 void efi_set_attributes(EFI_FILE_HANDLE fd);
  41 void efi_clear_attributes(EFI_FILE_HANDLE fd);
  42
  43 #endif