r23224: Move map_nt_error_from_unix to lib/errmap_unix.c. This function is

useful even in binaries that don't link in libsmb
(This used to be commit 52545d119277b42a46d13b5b031c85f47d96b84c)

1 files changed, 92 insertions, 0 deletions

diff --git a/source3/lib/errmap_unix.c b/source3/lib/errmap_unix.c
new file mode 100644
index 0000000000..0c5d3246e2
--- /dev/null
+++ b/source3/lib/errmap_unix.c
@@ -0,0 +1,92 @@
+/* 
+ *  Unix SMB/CIFS implementation.
+ *  map unix to NT errors, an excerpt of libsmb/errormap.c
+ *  Copyright (C) Andrew Tridgell 2001
+ *  Copyright (C) Andrew Bartlett 2001
+ *  Copyright (C) Tim Potter 2000
+ *  Copyright (C) Jeremy Allison 2007
+ *  
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *  
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "includes.h"
+
+/* Mapping from Unix, to NT error numbers */
+
+const struct unix_error_map unix_dos_nt_errmap[] = {
+	{ EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
+	{ EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
+	{ ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND },
+	{ ENOTDIR, ERRDOS, ERRbadpath,  NT_STATUS_NOT_A_DIRECTORY },
+	{ EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR },
+	{ EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
+	{ EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
+	{ EEXIST, ERRDOS, ERRfilexists, NT_STATUS_OBJECT_NAME_COLLISION},
+	{ ENFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
+	{ EMFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
+	{ ENOSPC, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
+	{ ENOMEM, ERRDOS, ERRnomem, NT_STATUS_NO_MEMORY },
+	{ EISDIR, ERRDOS, ERRnoaccess, NT_STATUS_FILE_IS_A_DIRECTORY},
+	{ EMLINK, ERRDOS, ERRgeneral, NT_STATUS_TOO_MANY_LINKS },
+	{ EINTR,  ERRHRD, ERRgeneral, NT_STATUS_RETRY },
+#ifdef EDQUOT
+	{ EDQUOT, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL }, /* Windows apps need this, not NT_STATUS_QUOTA_EXCEEDED */
+#endif
+#ifdef ENOTEMPTY
+	{ ENOTEMPTY, ERRDOS, ERRnoaccess, NT_STATUS_DIRECTORY_NOT_EMPTY },
+#endif
+#ifdef EXDEV
+	{ EXDEV, ERRDOS, ERRdiffdevice, NT_STATUS_NOT_SAME_DEVICE },
+#endif
+#ifdef EROFS
+	{ EROFS, ERRHRD, ERRnowrite, NT_STATUS_ACCESS_DENIED },
+#endif
+#ifdef ENAMETOOLONG
+	{ ENAMETOOLONG, ERRDOS, 206, NT_STATUS_OBJECT_NAME_INVALID },
+#endif
+#ifdef EFBIG
+	{ EFBIG, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
+#endif
+#ifdef ENOBUFS
+	{ ENOBUFS, ERRDOS, ERRnomem, NT_STATUS_INSUFFICIENT_RESOURCES },
+#endif
+	{ EAGAIN, ERRDOS, 111, NT_STATUS_NETWORK_BUSY },
+#ifdef EWOULDBLOCK
+	{ EWOULDBLOCK, ERRDOS, 111, NT_STATUS_NETWORK_BUSY },
+#endif
+	{ 0, 0, 0, NT_STATUS_OK }
+};
+
+/*********************************************************************
+ Map an NT error code from a Unix error code.
+*********************************************************************/
+
+NTSTATUS map_nt_error_from_unix(int unix_error)
+{
+	int i = 0;
+
+	if (unix_error == 0)
+		return NT_STATUS_OK;
+
+	/* Look through list */
+	while(unix_dos_nt_errmap[i].unix_error != 0) {
+		if (unix_dos_nt_errmap[i].unix_error == unix_error)
+			return unix_dos_nt_errmap[i].nt_error;
+		i++;
+	}
+
+	/* Default return */
+	return NT_STATUS_ACCESS_DENIED;
+}