util/nvramtool/common.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef COMMON_H
   4 #define COMMON_H
   5
   6 #include <sys/types.h>
   7 #include <sys/stat.h>
   8 #include <assert.h>
   9 #include <errno.h>
  10 #include <unistd.h>
  11 #include <fcntl.h>
  12 #include <stdint.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15 #include <string.h>
  16 #include <ctype.h>
  17
  18 #define FALSE 0
  19 #define TRUE 1
  20
  21 #define BUG() assert(0)
  22
  23 #define COMMON_RESULT_START 0x10000
  24 #define LAYOUT_RESULT_START 0x20000
  25 #define CMOS_RESULT_START 0x30000
  26 #define CMOS_OP_RESULT_START 0x40000
  27
  28 #define OK 0                    /* 0 is used universally to indicate success. */
  29
  30 #define LINE_EOF (COMMON_RESULT_START + 0)
  31 #define LINE_TOO_LONG (COMMON_RESULT_START + 1)
  32
  33 #ifdef __MINGW32__
  34 #define PROT_READ 1
  35 #define PROT_WRITE 2
  36 #define MAP_PRIVATE 1
  37
  38 void *win32_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset);
  39 int win32_munmap(void *start, size_t length);
  40
  41 #define mmap win32_mmap
  42 #define munmap win32_munmap
  43
  44 #define MAP_FAILED ((void *)-1)
  45 #define MAP_SHARED 1
  46 #endif
  47
  48 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
  49 #define noreturn _Noreturn
  50 #else
  51 #define noreturn
  52 #endif
  53
  54 /* basename of this program, as reported by argv[0] */
  55 extern const char prog_name[];
  56
  57 /* version of this program */
  58 extern const char prog_version[];
  59
  60 int get_line_from_file(FILE * f, char line[], int line_buf_size);
  61 noreturn void out_of_memory(void);
  62 void usage(FILE * outfile);
  63
  64 #endif                          /* COMMON_H */