include/gdb/fileio.h

   1 /* Hosted File I/O interface definitions, for GDB, the GNU Debugger.
   2
   3    Copyright 2003 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    License, or (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful, but
  11    WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    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, write to the Free Software
  17    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  18    02111-1307, USA.  */
  19
  20 #ifndef GDB_FILEIO_H_
  21 #define GDB_FILEIO_H_
  22
  23 /* The following flags are defined to be independent of the host
  24    as well as the target side implementation of these constants.
  25    All constants are defined with a leading FILEIO_ in the name
  26    to allow the usage of these constants together with the
  27    corresponding implementation dependent constants in one module. */
  28
  29 /* open(2) flags */
  30 #define FILEIO_O_RDONLY           0x0
  31 #define FILEIO_O_WRONLY           0x1
  32 #define FILEIO_O_RDWR             0x2
  33 #define FILEIO_O_APPEND           0x8
  34 #define FILEIO_O_CREAT          0x200
  35 #define FILEIO_O_TRUNC          0x400
  36 #define FILEIO_O_EXCL           0x800
  37 #define FILEIO_O_SUPPORTED      (FILEIO_O_RDONLY | FILEIO_O_WRONLY| \
  38                                  FILEIO_O_RDWR   | FILEIO_O_APPEND| \
  39                                  FILEIO_O_CREAT  | FILEIO_O_TRUNC| \
  40                                  FILEIO_O_EXCL)
  41
  42 /* mode_t bits */
  43 #define FILEIO_S_IFREG        0100000
  44 #define FILEIO_S_IFDIR         040000
  45 #define FILEIO_S_IFCHR         020000
  46 #define FILEIO_S_IRUSR           0400
  47 #define FILEIO_S_IWUSR           0200
  48 #define FILEIO_S_IXUSR           0100
  49 #define FILEIO_S_IRWXU           0700
  50 #define FILEIO_S_IRGRP            040
  51 #define FILEIO_S_IWGRP            020
  52 #define FILEIO_S_IXGRP            010
  53 #define FILEIO_S_IRWXG            070
  54 #define FILEIO_S_IROTH             04
  55 #define FILEIO_S_IWOTH             02
  56 #define FILEIO_S_IXOTH             01
  57 #define FILEIO_S_IRWXO             07
  58 #define FILEIO_S_SUPPORTED         (FILEIO_S_IFREG|FILEIO_S_IFDIR|  \
  59                                     FILEIO_S_IRWXU|FILEIO_S_IRWXG|  \
  60                                     FILEIO_S_IRWXO)
  61
  62 /* lseek(2) flags */
  63 #define FILEIO_SEEK_SET             0
  64 #define FILEIO_SEEK_CUR             1
  65 #define FILEIO_SEEK_END             2
  66
  67 /* errno values */
  68 #define FILEIO_EPERM                1
  69 #define FILEIO_ENOENT               2
  70 #define FILEIO_EINTR                4
  71 #define FILEIO_EIO                  5
  72 #define FILEIO_EBADF                9
  73 #define FILEIO_EACCES              13
  74 #define FILEIO_EFAULT              14
  75 #define FILEIO_EBUSY               16
  76 #define FILEIO_EEXIST              17
  77 #define FILEIO_ENODEV              19
  78 #define FILEIO_ENOTDIR             20
  79 #define FILEIO_EISDIR              21
  80 #define FILEIO_EINVAL              22
  81 #define FILEIO_ENFILE              23
  82 #define FILEIO_EMFILE              24
  83 #define FILEIO_EFBIG               27
  84 #define FILEIO_ENOSPC              28
  85 #define FILEIO_ESPIPE              29
  86 #define FILEIO_EROFS               30
  87 #define FILEIO_ENOSYS              88
  88 #define FILEIO_ENAMETOOLONG        91
  89 #define FILEIO_EUNKNOWN          9999
  90
  91 /* limits */
  92 #define FILEIO_INT_MIN    -2147483648L
  93 #define FILEIO_INT_MAX     2147483647L
  94 #define FILEIO_UINT_MAX    4294967295UL
  95 #define FILEIO_LONG_MIN   -9223372036854775808LL
  96 #define FILEIO_LONG_MAX    9223372036854775807LL
  97 #define FILEIO_ULONG_MAX   18446744073709551615ULL
  98
  99 /* Integral types as used in protocol. */
 100 #if 0
 101 typedef __int32_t fio_int_t;
 102 typedef __uint32_t fio_uint_t, fio_mode_t, fio_time_t;
 103 typedef __int64_t fio_long_t;
 104 typedef __uint64_t fio_ulong_t;
 105 #endif
 106
 107 #define FIO_INT_LEN   4
 108 #define FIO_UINT_LEN  4
 109 #define FIO_MODE_LEN  4
 110 #define FIO_TIME_LEN  4
 111 #define FIO_LONG_LEN  8
 112 #define FIO_ULONG_LEN 8
 113
 114 typedef char fio_int_t[FIO_INT_LEN];
 115 typedef char fio_uint_t[FIO_UINT_LEN];
 116 typedef char fio_mode_t[FIO_MODE_LEN];
 117 typedef char fio_time_t[FIO_TIME_LEN];
 118 typedef char fio_long_t[FIO_LONG_LEN];
 119 typedef char fio_ulong_t[FIO_ULONG_LEN];
 120
 121 /* Struct stat as used in protocol.  For complete independence
 122    of host/target systems, it's defined as an array with offsets
 123    to the members. */
 124
 125 struct fio_stat {
 126   fio_uint_t  fst_dev;
 127   fio_uint_t  fst_ino;
 128   fio_mode_t  fst_mode;
 129   fio_uint_t  fst_nlink;
 130   fio_uint_t  fst_uid;
 131   fio_uint_t  fst_gid;
 132   fio_uint_t  fst_rdev;
 133   fio_ulong_t fst_size;
 134   fio_ulong_t fst_blksize;
 135   fio_ulong_t fst_blocks;
 136   fio_time_t  fst_atime;
 137   fio_time_t  fst_mtime;
 138   fio_time_t  fst_ctime;
 139 };
 140
 141 struct fio_timeval {
 142   fio_time_t  ftv_sec;
 143   fio_long_t  ftv_usec;
 144 };
 145
 146 #endif /* GDB_FILEIO_H_ */