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1548c1e7a6
ENXIO is returned when trying to openat() a unix domain socket or a FIFO without anything at the other end. [MS-ERREF] has ILLEGAL_FUNCTION as "The specified handle is not open to the server end of the named pipe.", which comes pretty close to me. Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
159 lines
4.6 KiB
C
159 lines
4.6 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* map unix to NT errors, an excerpt of libsmb/errormap.c
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* Copyright (C) Andrew Tridgell 2001
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* Copyright (C) Andrew Bartlett 2001
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* Copyright (C) Tim Potter 2000
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* Copyright (C) Jeremy Allison 2007
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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/* Mapping from Unix, to NT error numbers */
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static const struct {
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int unix_error;
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NTSTATUS nt_error;
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} unix_nt_errmap[] = {
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{ EAGAIN, NT_STATUS_NETWORK_BUSY },
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{ EINTR, NT_STATUS_RETRY },
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#ifdef ENOBUFS
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{ ENOBUFS, NT_STATUS_INSUFFICIENT_RESOURCES },
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#endif
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#ifdef EWOULDBLOCK
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{ EWOULDBLOCK, NT_STATUS_NETWORK_BUSY },
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#endif
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{ EPERM, NT_STATUS_ACCESS_DENIED },
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{ EACCES, NT_STATUS_ACCESS_DENIED },
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{ ENOENT, NT_STATUS_OBJECT_NAME_NOT_FOUND },
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{ ENOTDIR, NT_STATUS_NOT_A_DIRECTORY },
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{ EIO, NT_STATUS_IO_DEVICE_ERROR },
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{ EBADF, NT_STATUS_INVALID_HANDLE },
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{ EINVAL, NT_STATUS_INVALID_PARAMETER },
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{ EEXIST, NT_STATUS_OBJECT_NAME_COLLISION},
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{ ENFILE, NT_STATUS_TOO_MANY_OPENED_FILES },
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{ EMFILE, NT_STATUS_TOO_MANY_OPENED_FILES },
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{ ENOSPC, NT_STATUS_DISK_FULL },
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{ ENOMEM, NT_STATUS_NO_MEMORY },
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{ EISDIR, NT_STATUS_FILE_IS_A_DIRECTORY},
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{ EMSGSIZE, NT_STATUS_PORT_MESSAGE_TOO_LONG },
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#ifdef EPIPE
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{ EPIPE, NT_STATUS_CONNECTION_DISCONNECTED},
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#endif
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{ EMLINK, NT_STATUS_TOO_MANY_LINKS },
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{ ENOSYS, NT_STATUS_NOT_SUPPORTED },
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#ifdef ELOOP
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{ ELOOP, NT_STATUS_OBJECT_PATH_NOT_FOUND },
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#endif
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#ifdef EFTYPE
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{ EFTYPE, NT_STATUS_OBJECT_PATH_NOT_FOUND },
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#endif
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#ifdef EDQUOT
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{ EDQUOT, NT_STATUS_DISK_FULL }, /* Windows apps need this, not NT_STATUS_QUOTA_EXCEEDED */
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#endif
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#ifdef ENOTEMPTY
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{ ENOTEMPTY, NT_STATUS_DIRECTORY_NOT_EMPTY },
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#endif
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#ifdef EXDEV
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{ EXDEV, NT_STATUS_NOT_SAME_DEVICE },
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#endif
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#ifdef EROFS
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{ EROFS, NT_STATUS_MEDIA_WRITE_PROTECTED },
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#endif
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#ifdef ENAMETOOLONG
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{ ENAMETOOLONG, NT_STATUS_OBJECT_NAME_INVALID },
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#endif
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#ifdef EFBIG
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{ EFBIG, NT_STATUS_DISK_FULL },
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#endif
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#ifdef EADDRINUSE
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{ EADDRINUSE, NT_STATUS_ADDRESS_ALREADY_ASSOCIATED},
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#endif
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#ifdef ENETUNREACH
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{ ENETUNREACH, NT_STATUS_NETWORK_UNREACHABLE},
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#endif
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#ifdef EHOSTUNREACH
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{ EHOSTUNREACH, NT_STATUS_HOST_UNREACHABLE},
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#endif
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#ifdef ECONNREFUSED
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{ ECONNREFUSED, NT_STATUS_CONNECTION_REFUSED},
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#endif
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#ifdef ETIMEDOUT
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{ ETIMEDOUT, NT_STATUS_IO_TIMEOUT},
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#endif
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#ifdef ECONNABORTED
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{ ECONNABORTED, NT_STATUS_CONNECTION_ABORTED},
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#endif
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#ifdef ECONNRESET
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{ ECONNRESET, NT_STATUS_CONNECTION_RESET},
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#endif
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#ifdef ENODEV
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{ ENODEV, NT_STATUS_DEVICE_DOES_NOT_EXIST},
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#endif
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#ifdef ENOATTR
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{ ENOATTR, NT_STATUS_NOT_FOUND },
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#endif
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#ifdef ECANCELED
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{ ECANCELED, NT_STATUS_CANCELLED},
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#endif
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#ifdef ENOTSUP
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{ ENOTSUP, NT_STATUS_NOT_SUPPORTED},
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#endif
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#ifdef ETXTBSY
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{ ETXTBSY, NT_STATUS_SHARING_VIOLATION },
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#endif
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#ifdef EOVERFLOW
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{ EOVERFLOW, NT_STATUS_ALLOTTED_SPACE_EXCEEDED },
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#endif
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{ EINPROGRESS, NT_STATUS_MORE_PROCESSING_REQUIRED },
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#ifdef ERANGE
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{ ERANGE, NT_STATUS_INTEGER_OVERFLOW },
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#endif
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#ifdef ENXIO
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{ ENXIO, NT_STATUS_ILLEGAL_FUNCTION },
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#endif
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};
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/*********************************************************************
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Map an NT error code from a Unix error code.
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*********************************************************************/
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NTSTATUS map_nt_error_from_unix(int unix_error)
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{
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size_t i = 0;
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if (unix_error == 0) {
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/* we map this to an error, not success, as this
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function is only called in an error path. Lots of
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our virtualised functions may fail without making a
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unix system call that fails (such as when they are
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checking for some handle existing), so unix_error
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may be unset
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*/
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return NT_STATUS_UNSUCCESSFUL;
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}
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/* Look through list */
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for (i=0;i<ARRAY_SIZE(unix_nt_errmap);i++) {
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if (unix_nt_errmap[i].unix_error == unix_error) {
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return unix_nt_errmap[i].nt_error;
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}
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}
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/* Default return */
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return NT_STATUS_ACCESS_DENIED;
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}
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