include/gdb/fileio.h

   1 /* Hosted File I/O interface definitions, for GDB, the GNU Debugger.
   2
   3    Copyright (C) 2003-2017 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef GDB_FILEIO_H_
  19 #define GDB_FILEIO_H_
  20
  21 /* The following flags are defined to be independent of the host
  22    as well as the target side implementation of these constants.
  23    All constants are defined with a leading FILEIO_ in the name
  24    to allow the usage of these constants together with the
  25    corresponding implementation dependent constants in one module. */
  26
  27 /* open(2) flags */
  28 #define FILEIO_O_RDONLY           0x0
  29 #define FILEIO_O_WRONLY           0x1
  30 #define FILEIO_O_RDWR             0x2
  31 #define FILEIO_O_APPEND           0x8
  32 #define FILEIO_O_CREAT          0x200
  33 #define FILEIO_O_TRUNC          0x400
  34 #define FILEIO_O_EXCL           0x800
  35 #define FILEIO_O_SUPPORTED      (FILEIO_O_RDONLY | FILEIO_O_WRONLY| \
  36                                  FILEIO_O_RDWR   | FILEIO_O_APPEND| \
  37                                  FILEIO_O_CREAT  | FILEIO_O_TRUNC| \
  38                                  FILEIO_O_EXCL)
  39
  40 /* mode_t bits */
  41 #define FILEIO_S_IFREG        0100000
  42 #define FILEIO_S_IFDIR         040000
  43 #define FILEIO_S_IFCHR         020000
  44 #define FILEIO_S_IRUSR           0400
  45 #define FILEIO_S_IWUSR           0200
  46 #define FILEIO_S_IXUSR           0100
  47 #define FILEIO_S_IRWXU           0700
  48 #define FILEIO_S_IRGRP            040
  49 #define FILEIO_S_IWGRP            020
  50 #define FILEIO_S_IXGRP            010
  51 #define FILEIO_S_IRWXG            070
  52 #define FILEIO_S_IROTH             04
  53 #define FILEIO_S_IWOTH             02
  54 #define FILEIO_S_IXOTH             01
  55 #define FILEIO_S_IRWXO             07
  56 #define FILEIO_S_SUPPORTED         (FILEIO_S_IFREG|FILEIO_S_IFDIR|  \
  57                                     FILEIO_S_IRWXU|FILEIO_S_IRWXG|  \
  58                                     FILEIO_S_IRWXO)
  59
  60 /* lseek(2) flags */
  61 #define FILEIO_SEEK_SET             0
  62 #define FILEIO_SEEK_CUR             1
  63 #define FILEIO_SEEK_END             2
  64
  65 /* errno values */
  66 #define FILEIO_EPERM                1
  67 #define FILEIO_ENOENT               2
  68 #define FILEIO_EINTR                4
  69 #define FILEIO_EIO                  5
  70 #define FILEIO_EBADF                9
  71 #define FILEIO_EACCES              13
  72 #define FILEIO_EFAULT              14
  73 #define FILEIO_EBUSY               16
  74 #define FILEIO_EEXIST              17
  75 #define FILEIO_ENODEV              19
  76 #define FILEIO_ENOTDIR             20
  77 #define FILEIO_EISDIR              21
  78 #define FILEIO_EINVAL              22
  79 #define FILEIO_ENFILE              23
  80 #define FILEIO_EMFILE              24
  81 #define FILEIO_EFBIG               27
  82 #define FILEIO_ENOSPC              28
  83 #define FILEIO_ESPIPE              29
  84 #define FILEIO_EROFS               30
  85 #define FILEIO_ENOSYS              88
  86 #define FILEIO_ENAMETOOLONG        91
  87 #define FILEIO_EUNKNOWN          9999
  88
  89 /* limits */
  90 #define FILEIO_INT_MIN    -2147483648L
  91 #define FILEIO_INT_MAX     2147483647L
  92 #define FILEIO_UINT_MAX    4294967295UL
  93 #define FILEIO_LONG_MIN   -9223372036854775808LL
  94 #define FILEIO_LONG_MAX    9223372036854775807LL
  95 #define FILEIO_ULONG_MAX   18446744073709551615ULL
  96
  97 /* Integral types as used in protocol. */
  98 #if 0
  99 typedef __int32_t fio_int_t;
 100 typedef __uint32_t fio_uint_t, fio_mode_t, fio_time_t;
 101 typedef __int64_t fio_long_t;
 102 typedef __uint64_t fio_ulong_t;
 103 #endif
 104
 105 #define FIO_INT_LEN   4
 106 #define FIO_UINT_LEN  4
 107 #define FIO_MODE_LEN  4
 108 #define FIO_TIME_LEN  4
 109 #define FIO_LONG_LEN  8
 110 #define FIO_ULONG_LEN 8
 111
 112 typedef char fio_int_t[FIO_INT_LEN];
 113 typedef char fio_uint_t[FIO_UINT_LEN];
 114 typedef char fio_mode_t[FIO_MODE_LEN];
 115 typedef char fio_time_t[FIO_TIME_LEN];
 116 typedef char fio_long_t[FIO_LONG_LEN];
 117 typedef char fio_ulong_t[FIO_ULONG_LEN];
 118
 119 /* Struct stat as used in protocol.  For complete independence
 120    of host/target systems, it's defined as an array with offsets
 121    to the members. */
 122
 123 struct fio_stat {
 124   fio_uint_t  fst_dev;
 125   fio_uint_t  fst_ino;
 126   fio_mode_t  fst_mode;
 127   fio_uint_t  fst_nlink;
 128   fio_uint_t  fst_uid;
 129   fio_uint_t  fst_gid;
 130   fio_uint_t  fst_rdev;
 131   fio_ulong_t fst_size;
 132   fio_ulong_t fst_blksize;
 133   fio_ulong_t fst_blocks;
 134   fio_time_t  fst_atime;
 135   fio_time_t  fst_mtime;
 136   fio_time_t  fst_ctime;
 137 };
 138
 139 struct fio_timeval {
 140   fio_time_t  ftv_sec;
 141   fio_long_t  ftv_usec;
 142 };
 143
 144 #endif /* GDB_FILEIO_H_ */