| [444] | 1 | /* |
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| 2 | * hosted io support for GDB's remote fileio protocol |
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| 3 | * |
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| 4 | * Copyright (c) 2006 CodeSourcery Inc |
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| 5 | * |
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| 6 | * The authors hereby grant permission to use, copy, modify, distribute, |
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| 7 | * and license this software and its documentation for any purpose, provided |
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| 8 | * that existing copyright notices are retained in all copies and that this |
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| 9 | * notice is included verbatim in any distributions. No written agreement, |
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| 10 | * license, or royalty fee is required for any of the authorized uses. |
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| 11 | * Modifications to this software may be copyrighted by their authors |
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| 12 | * and need not follow the licensing terms described here, provided that |
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| 13 | * the new terms are clearly indicated on the first page of each file where |
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| 14 | * they apply. |
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| 15 | */ |
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| 16 | |
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| 17 | #include "io.h" |
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| 18 | #include <fcntl.h> |
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| 19 | #include <unistd.h> |
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| 20 | #include <errno.h> |
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| 21 | |
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| 22 | gdb_mode_t |
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| 23 | __hosted_to_gdb_mode_t (mode_t m) |
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| 24 | { |
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| 25 | gdb_mode_t result = 0; |
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| 26 | if (m & S_IFREG) |
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| 27 | result |= GDB_S_IFREG; |
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| 28 | if (m & S_IFDIR) |
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| 29 | result |= GDB_S_IFDIR; |
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| 30 | if (m & S_IRUSR) |
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| 31 | result |= GDB_S_IRUSR; |
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| 32 | if (m & S_IWUSR) |
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| 33 | result |= GDB_S_IWUSR; |
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| 34 | if (m & S_IXUSR) |
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| 35 | result |= GDB_S_IXUSR; |
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| 36 | if (m & S_IRGRP) |
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| 37 | result |= GDB_S_IRGRP; |
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| 38 | if (m & S_IWGRP) |
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| 39 | result |= GDB_S_IWGRP; |
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| 40 | if (m & S_IXGRP) |
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| 41 | result |= GDB_S_IXGRP; |
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| 42 | if (m & S_IROTH) |
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| 43 | result |= GDB_S_IROTH; |
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| 44 | if (m & S_IWOTH) |
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| 45 | result |= GDB_S_IWOTH; |
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| 46 | if (m & S_IXOTH) |
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| 47 | result |= GDB_S_IXOTH; |
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| 48 | return result; |
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| 49 | } |
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| 50 | |
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| 51 | int32_t |
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| 52 | __hosted_to_gdb_open_flags (int f) |
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| 53 | { |
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| 54 | int32_t result = 0; |
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| 55 | if (f & O_RDONLY) |
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| 56 | result |= GDB_O_RDONLY; |
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| 57 | if (f & O_WRONLY) |
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| 58 | result |= GDB_O_WRONLY; |
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| 59 | if (f & O_RDWR) |
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| 60 | result |= GDB_O_RDWR; |
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| 61 | if (f & O_APPEND) |
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| 62 | result |= GDB_O_APPEND; |
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| 63 | if (f & O_CREAT) |
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| 64 | result |= GDB_O_CREAT; |
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| 65 | if (f & O_TRUNC) |
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| 66 | result |= GDB_O_TRUNC; |
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| 67 | if (f & O_EXCL) |
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| 68 | result |= GDB_O_EXCL; |
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| 69 | return result; |
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| 70 | } |
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| 71 | |
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| 72 | int32_t |
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| 73 | __hosted_to_gdb_lseek_flags (int f) |
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| 74 | { |
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| 75 | if (f == SEEK_CUR) |
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| 76 | return GDB_SEEK_CUR; |
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| 77 | else if (f == SEEK_END) |
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| 78 | return GDB_SEEK_END; |
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| 79 | else |
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| 80 | return GDB_SEEK_SET; |
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| 81 | } |
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| 82 | |
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| 83 | void |
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| 84 | __hosted_from_gdb_stat (const struct gdb_stat *gs, |
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| 85 | struct stat *s) |
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| 86 | { |
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| 87 | s->st_dev = gs->st_dev; |
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| 88 | s->st_ino = gs->st_ino; |
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| 89 | s->st_mode = gs->st_mode; |
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| 90 | s->st_nlink = gs->st_nlink; |
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| 91 | s->st_uid = gs->st_uid; |
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| 92 | s->st_gid = gs->st_gid; |
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| 93 | s->st_rdev = gs->st_rdev; |
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| 94 | s->st_size = gs->st_size; |
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| 95 | s->st_blksize = gs->st_blksize; |
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| 96 | s->st_blocks = gs->st_blocks; |
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| 97 | s->st_atime = gs->st_atime; |
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| 98 | s->st_mtime = gs->st_mtime; |
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| 99 | s->st_ctime = gs->st_ctime; |
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| 100 | } |
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| 101 | |
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| 102 | void |
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| 103 | __hosted_from_gdb_timeval (const struct gdb_timeval *gt, |
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| 104 | struct timeval *t) |
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| 105 | { |
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| 106 | t->tv_sec = gt->tv_sec; |
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| 107 | t->tv_usec = gt->tv_usec; |
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| 108 | } |
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| 109 | |
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| 110 | int |
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| 111 | __hosted_from_gdb_errno (int32_t err) |
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| 112 | { |
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| 113 | switch (err) |
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| 114 | { |
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| 115 | case 0: return 0; |
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| 116 | case GDB_EPERM: return EPERM; |
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| 117 | case GDB_ENOENT: return ENOENT; |
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| 118 | case GDB_EINTR: return EINTR; |
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| 119 | case GDB_EBADF: return EBADF; |
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| 120 | case GDB_EACCES: return EACCES; |
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| 121 | case GDB_EFAULT: return EFAULT; |
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| 122 | case GDB_EBUSY: return EBUSY; |
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| 123 | case GDB_EEXIST: return EEXIST; |
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| 124 | case GDB_ENODEV: return ENODEV; |
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| 125 | case GDB_ENOTDIR: return ENOTDIR; |
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| 126 | case GDB_EISDIR: return EISDIR; |
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| 127 | case GDB_EINVAL: return EINVAL; |
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| 128 | case GDB_ENFILE: return ENFILE; |
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| 129 | case GDB_EMFILE: return EMFILE; |
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| 130 | case GDB_EFBIG: return EFBIG; |
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| 131 | case GDB_ENOSPC: return ENOSPC; |
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| 132 | case GDB_ESPIPE: return ESPIPE; |
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| 133 | case GDB_EROFS: return EROFS; |
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| 134 | case GDB_ENAMETOOLONG: return ENAMETOOLONG; |
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| 135 | case GDB_EUNKNOWN: |
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| 136 | default: |
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| 137 | return EIO; |
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| 138 | } |
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| 139 | } |
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| 140 | |
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