diff options
Diffstat (limited to 'libgloss/visium/io-gdb.c')
| -rw-r--r-- | libgloss/visium/io-gdb.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/libgloss/visium/io-gdb.c b/libgloss/visium/io-gdb.c new file mode 100644 index 000000000..4f16b2f7b --- /dev/null +++ b/libgloss/visium/io-gdb.c @@ -0,0 +1,140 @@ +/* + * hosted io support for GDB's remote fileio protocol + * + * Copyright (c) 2006 CodeSourcery Inc + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + */ + +#include "io.h" +#include <fcntl.h> +#include <unistd.h> +#include <errno.h> + +gdb_mode_t +__hosted_to_gdb_mode_t (mode_t m) +{ + gdb_mode_t result = 0; + if (m & S_IFREG) + result |= GDB_S_IFREG; + if (m & S_IFDIR) + result |= GDB_S_IFDIR; + if (m & S_IRUSR) + result |= GDB_S_IRUSR; + if (m & S_IWUSR) + result |= GDB_S_IWUSR; + if (m & S_IXUSR) + result |= GDB_S_IXUSR; + if (m & S_IRGRP) + result |= GDB_S_IRGRP; + if (m & S_IWGRP) + result |= GDB_S_IWGRP; + if (m & S_IXGRP) + result |= GDB_S_IXGRP; + if (m & S_IROTH) + result |= GDB_S_IROTH; + if (m & S_IWOTH) + result |= GDB_S_IWOTH; + if (m & S_IXOTH) + result |= GDB_S_IXOTH; + return result; +} + +int32_t +__hosted_to_gdb_open_flags (int f) +{ + int32_t result = 0; + if (f & O_RDONLY) + result |= GDB_O_RDONLY; + if (f & O_WRONLY) + result |= GDB_O_WRONLY; + if (f & O_RDWR) + result |= GDB_O_RDWR; + if (f & O_APPEND) + result |= GDB_O_APPEND; + if (f & O_CREAT) + result |= GDB_O_CREAT; + if (f & O_TRUNC) + result |= GDB_O_TRUNC; + if (f & O_EXCL) + result |= GDB_O_EXCL; + return result; +} + +int32_t +__hosted_to_gdb_lseek_flags (int f) +{ + if (f == SEEK_CUR) + return GDB_SEEK_CUR; + else if (f == SEEK_END) + return GDB_SEEK_END; + else + return GDB_SEEK_SET; +} + +void +__hosted_from_gdb_stat (const struct gdb_stat *gs, + struct stat *s) +{ + s->st_dev = gs->st_dev; + s->st_ino = gs->st_ino; + s->st_mode = gs->st_mode; + s->st_nlink = gs->st_nlink; + s->st_uid = gs->st_uid; + s->st_gid = gs->st_gid; + s->st_rdev = gs->st_rdev; + s->st_size = gs->st_size; + s->st_blksize = gs->st_blksize; + s->st_blocks = gs->st_blocks; + s->st_atime = gs->st_atime; + s->st_mtime = gs->st_mtime; + s->st_ctime = gs->st_ctime; +} + +void +__hosted_from_gdb_timeval (const struct gdb_timeval *gt, + struct timeval *t) +{ + t->tv_sec = gt->tv_sec; + t->tv_usec = gt->tv_usec; +} + +int +__hosted_from_gdb_errno (int32_t err) +{ + switch (err) + { + case 0: return 0; + case GDB_EPERM: return EPERM; + case GDB_ENOENT: return ENOENT; + case GDB_EINTR: return EINTR; + case GDB_EBADF: return EBADF; + case GDB_EACCES: return EACCES; + case GDB_EFAULT: return EFAULT; + case GDB_EBUSY: return EBUSY; + case GDB_EEXIST: return EEXIST; + case GDB_ENODEV: return ENODEV; + case GDB_ENOTDIR: return ENOTDIR; + case GDB_EISDIR: return EISDIR; + case GDB_EINVAL: return EINVAL; + case GDB_ENFILE: return ENFILE; + case GDB_EMFILE: return EMFILE; + case GDB_EFBIG: return EFBIG; + case GDB_ENOSPC: return ENOSPC; + case GDB_ESPIPE: return ESPIPE; + case GDB_EROFS: return EROFS; + case GDB_ENAMETOOLONG: return ENAMETOOLONG; + case GDB_EUNKNOWN: + default: + return EIO; + } +} + |