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path: root/sal/osl/w32/file_error.c
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#define UNICODE
#define _UNICODE
#include "systools/win32/uwinapi.h"

#include "file_error.h"

#include "osl/diagnose.h"
#include "osl/thread.h"
#include <sal/macros.h>

/* OS error to oslFileError values mapping table */
struct osl_file_error_entry
{
    unsigned long oscode; /* OS return value */
    int errnocode;        /* oslFileError code */
};

static const struct osl_file_error_entry errtable[] = {
  {  ERROR_SUCCESS,                osl_File_E_None     },  /* 0 */
  {  ERROR_INVALID_FUNCTION,       osl_File_E_INVAL    },  /* 1 */
  {  ERROR_FILE_NOT_FOUND,         osl_File_E_NOENT    },  /* 2 */
  {  ERROR_PATH_NOT_FOUND,         osl_File_E_NOENT    },  /* 3 */
  {  ERROR_TOO_MANY_OPEN_FILES,    osl_File_E_MFILE    },  /* 4 */
  {  ERROR_ACCESS_DENIED,          osl_File_E_ACCES    },  /* 5 */
  {  ERROR_INVALID_HANDLE,         osl_File_E_BADF     },  /* 6 */
  {  ERROR_ARENA_TRASHED,          osl_File_E_NOMEM    },  /* 7 */
  {  ERROR_NOT_ENOUGH_MEMORY,      osl_File_E_NOMEM    },  /* 8 */
  {  ERROR_INVALID_BLOCK,          osl_File_E_NOMEM    },  /* 9 */
  {  ERROR_BAD_ENVIRONMENT,        osl_File_E_2BIG     },  /* 10 */
  {  ERROR_BAD_FORMAT,             osl_File_E_NOEXEC   },  /* 11 */
  {  ERROR_INVALID_ACCESS,         osl_File_E_INVAL    },  /* 12 */
  {  ERROR_INVALID_DATA,           osl_File_E_INVAL    },  /* 13 */
  {  ERROR_INVALID_DRIVE,          osl_File_E_NOENT    },  /* 15 */
  {  ERROR_CURRENT_DIRECTORY,      osl_File_E_ACCES    },  /* 16 */
  {  ERROR_NOT_SAME_DEVICE,        osl_File_E_XDEV     },  /* 17 */
  {  ERROR_NO_MORE_FILES,          osl_File_E_NOENT    },  /* 18 */
  {  ERROR_NOT_READY,              osl_File_E_NOTREADY },  /* 21 */
  {  ERROR_SHARING_VIOLATION,      osl_File_E_ACCES    },  /* 32 */
  {  ERROR_LOCK_VIOLATION,         osl_File_E_ACCES    },  /* 33 */
  {  ERROR_BAD_NETPATH,            osl_File_E_NOENT    },  /* 53 */
  {  ERROR_NETWORK_ACCESS_DENIED,  osl_File_E_ACCES    },  /* 65 */
  {  ERROR_BAD_NET_NAME,           osl_File_E_NOENT    },  /* 67 */
  {  ERROR_FILE_EXISTS,            osl_File_E_EXIST    },  /* 80 */
  {  ERROR_CANNOT_MAKE,            osl_File_E_ACCES    },  /* 82 */
  {  ERROR_FAIL_I24,               osl_File_E_ACCES    },  /* 83 */
  {  ERROR_INVALID_PARAMETER,      osl_File_E_INVAL    },  /* 87 */
  {  ERROR_NO_PROC_SLOTS,          osl_File_E_AGAIN    },  /* 89 */
  {  ERROR_DRIVE_LOCKED,           osl_File_E_ACCES    },  /* 108 */
  {  ERROR_BROKEN_PIPE,            osl_File_E_PIPE     },  /* 109 */
  {  ERROR_DISK_FULL,              osl_File_E_NOSPC    },  /* 112 */
  {  ERROR_INVALID_TARGET_HANDLE,  osl_File_E_BADF     },  /* 114 */
  {  ERROR_INVALID_NAME,           osl_File_E_NOENT    },  /* 123 */
  {  ERROR_INVALID_HANDLE,         osl_File_E_INVAL    },  /* 124 */
  {  ERROR_WAIT_NO_CHILDREN,       osl_File_E_CHILD    },  /* 128 */
  {  ERROR_CHILD_NOT_COMPLETE,     osl_File_E_CHILD    },  /* 129 */
  {  ERROR_DIRECT_ACCESS_HANDLE,   osl_File_E_BADF     },  /* 130 */
  {  ERROR_NEGATIVE_SEEK,          osl_File_E_INVAL    },  /* 131 */
  {  ERROR_SEEK_ON_DEVICE,         osl_File_E_ACCES    },  /* 132 */
  {  ERROR_DIR_NOT_EMPTY,          osl_File_E_NOTEMPTY },  /* 145 */
  {  ERROR_NOT_LOCKED,             osl_File_E_ACCES    },  /* 158 */
  {  ERROR_BAD_PATHNAME,           osl_File_E_NOENT    },  /* 161 */
  {  ERROR_MAX_THRDS_REACHED,      osl_File_E_AGAIN    },  /* 164 */
  {  ERROR_LOCK_FAILED,            osl_File_E_ACCES    },  /* 167 */
  {  ERROR_ALREADY_EXISTS,         osl_File_E_EXIST    },  /* 183 */
  {  ERROR_FILENAME_EXCED_RANGE,   osl_File_E_NOENT    },  /* 206 */
  {  ERROR_NESTING_NOT_ALLOWED,    osl_File_E_AGAIN    },  /* 215 */
  {  ERROR_FILE_CHECKED_OUT,       osl_File_E_ACCES    },  /* 220 */
  {  ERROR_DIRECTORY,              osl_File_E_NOENT    },  /* 267 */
  {  ERROR_NOT_ENOUGH_QUOTA,       osl_File_E_NOMEM    },  /* 1816 */
  {  ERROR_UNEXP_NET_ERR,          osl_File_E_NETWORK  }   /* 59 */
};

/* The following two constants must be the minimum and maximum
   values in the (contiguous) range of osl_File_E_xec Failure errors.
*/
#define MIN_EXEC_ERROR ERROR_INVALID_STARTING_CODESEG
#define MAX_EXEC_ERROR ERROR_INFLOOP_IN_RELOC_CHAIN

/* These are the low and high value in the range of errors that are
   access violations
*/
#define MIN_EACCES_RANGE ERROR_WRITE_PROTECT
#define MAX_EACCES_RANGE ERROR_SHARING_BUFFER_EXCEEDED

oslFileError oslTranslateFileError (/*DWORD*/ unsigned long dwError)
{
    static const int n = SAL_N_ELEMENTS(errtable);

    int i;
    for (i = 0; i < n; ++i )
    {
        if (dwError == errtable[i].oscode)
            return (oslFileError)(errtable[i].errnocode);
    }

    /* The error code wasn't in the table.  We check for a range of
       osl_File_E_ACCES errors or exec failure errors (ENOEXEC).
       Otherwise osl_File_E_INVAL is returned.
    */
    if ( (dwError >= MIN_EACCES_RANGE) && (dwError <= MAX_EACCES_RANGE) )
        return osl_File_E_ACCES;
    else if ( (dwError >= MIN_EXEC_ERROR) && (dwError <= MAX_EXEC_ERROR) )
        return osl_File_E_NOEXEC;
    else
        return osl_File_E_INVAL;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */