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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/
/*
WARNING: This file was generated by the dkct program (see
http://dktools.sourceforge.net/ for details).
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk4ufiwc.ctr
*/
/** @file dk4ufiwc.c The dk4ufiwc module.
*/
#line 109 "dk4ufiwc.ctr"
#include "dk4conf.h"
#if DK4_ON_WINDOWS
#ifndef WINDOWS_H_INCLUDED
#include <windows.h>
#define WINDOWS_H_INCLUDED 1
#endif
#endif
#if DK4_HAVE_ASSERT_H
#ifndef ASSERT_H_INCLUDED
#include <assert.h>
#define ASSERT_H_INCLUDED 1
#endif
#endif
#include "dk4ufiwc.h"
#include "dk4unused.h"
int
dk4ufi_get_wc(
#if DK4_ON_WINDOWS
dk4_ufi_t *dptr,
const wchar_t *fn,
#else
dk4_ufi_t * DK4_ARG_UNUSED(dptr),
const wchar_t * DK4_ARG_UNUSED(fn),
#endif
dk4_er_t *erp
)
{
#if DK4_ON_WINDOWS
BY_HANDLE_FILE_INFORMATION bhfi;
WIN32_FIND_DATAW ffdata;
HANDLE han;
DWORD dwattr;
int i;
int back = 0;
#if DK4_USE_ASSERT
assert(NULL != dptr);
assert(NULL != fn);
#endif
if ((NULL != dptr) && (NULL != fn)) {
dwattr = GetFileAttributesW(fn);
if (INVALID_FILE_ATTRIBUTES == dwattr) {
han = FindFirstFileW(fn, &ffdata);
if (INVALID_HANDLE_VALUE != han) {
dwattr = ffdata.dwFileAttributes;
FindClose(han);
}
}
if (INVALID_FILE_ATTRIBUTES != dwattr) {
if (0 != (FILE_ATTRIBUTE_DIRECTORY & dwattr)) {
dwattr |= FILE_FLAG_BACKUP_SEMANTICS;
}
for (i = 0; ((2 > i) && (0 == back)); i++) {
han = CreateFileW(
fn,
((0 == i) ? (0) : (GENERIC_READ)),
(FILE_SHARE_READ | FILE_SHARE_WRITE),
NULL,
OPEN_EXISTING,
dwattr,
NULL
);
if (INVALID_HANDLE_VALUE != han) {
if (GetFileInformationByHandle(han, &bhfi)) {
back = 1;
dptr->ser = bhfi.dwVolumeSerialNumber;
dptr->inh = bhfi.nFileIndexHigh;
dptr->inl = bhfi.nFileIndexLow;
} else {
if (1 == i) {
/* ERROR */
dk4error_set_ldetails(
erp, DK4_E_FILE_INFORMATION_FAILED,
(long)((unsigned long)GetLastError())
);
}
}
} else {
if (1 == i) {
/* ERROR */
dk4error_set_ldetails(
erp, DK4_E_CREATE_FILE_FAILED,
(long)((unsigned long)GetLastError())
);
}
}
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
#else
DK4_UNUSED_ARG(dptr)
DK4_UNUSED_ARG(fn)
dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED);
return 0;
#endif
}
int
dk4ufi_get_l_wc(
#if DK4_ON_WINDOWS
dk4_ufi_t *dptr,
const wchar_t *fn,
#else
dk4_ufi_t * DK4_ARG_UNUSED(dptr),
const wchar_t * DK4_ARG_UNUSED(fn),
#endif
dk4_er_t *erp
)
{
#if DK4_ON_WINDOWS
BY_HANDLE_FILE_INFORMATION bhfi;
WIN32_FIND_DATAW ffdata;
HANDLE han;
DWORD dwattr;
int i;
int back = 0;
#if DK4_USE_ASSERT
assert(NULL != dptr);
assert(NULL != fn);
#endif
if ((NULL != dptr) && (NULL != fn)) {
dwattr = GetFileAttributesW(fn);
if (INVALID_FILE_ATTRIBUTES == dwattr) {
han = FindFirstFileW(fn, &ffdata);
if (INVALID_HANDLE_VALUE != han) {
dwattr = ffdata.dwFileAttributes;
FindClose(han);
}
}
if (INVALID_FILE_ATTRIBUTES != dwattr) {
if (0 != (FILE_ATTRIBUTE_DIRECTORY & dwattr)) {
dwattr |= FILE_FLAG_BACKUP_SEMANTICS;
}
dwattr |= FILE_FLAG_OPEN_REPARSE_POINT;
for (i = 0; ((2 > i) && (0 == back)); i++) {
han = CreateFileW(
fn,
((0 == i) ? (0) : (GENERIC_READ)),
(FILE_SHARE_READ | FILE_SHARE_WRITE),
NULL,
OPEN_EXISTING,
dwattr,
NULL
);
if (INVALID_HANDLE_VALUE != han) {
if (GetFileInformationByHandle(han, &bhfi)) {
back = 1;
dptr->ser = bhfi.dwVolumeSerialNumber;
dptr->inh = bhfi.nFileIndexHigh;
dptr->inl = bhfi.nFileIndexLow;
} else {
if (1 == i) {
/* ERROR */
dk4error_set_ldetails(
erp, DK4_E_FILE_INFORMATION_FAILED,
(long)((unsigned long)GetLastError())
);
}
}
} else {
if (1 == i) {
/* ERROR */
dk4error_set_ldetails(
erp, DK4_E_CREATE_FILE_FAILED,
(long)((unsigned long)GetLastError())
);
}
}
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
}
} else {
dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
}
return back;
#else
DK4_UNUSED_ARG(dptr)
DK4_UNUSED_ARG(fn)
dk4error_set_simple_error_code(erp, DK4_E_NOT_SUPPORTED);
return 0;
#endif
}
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