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