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|
/*****************************************************************
|
| Neptune - Files :: WinRT Implementation
|
| (c) 2001-2013 Gilles Boccon-Gibod
| Author: Gilles Boccon-Gibod (bok@bok.net)
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "NptWinRtPch.h"
#include "NptConfig.h"
#include "NptUtils.h"
#include "NptFile.h"
#include "NptStrings.h"
#include "NptDebug.h"
#include "NptWinRtUtils.h"
/*----------------------------------------------------------------------
| MapError
+---------------------------------------------------------------------*/
static NPT_Result
MapError(DWORD err) {
switch (err) {
case ERROR_ALREADY_EXISTS: return NPT_ERROR_FILE_ALREADY_EXISTS;
case ERROR_PATH_NOT_FOUND:
case ERROR_FILE_NOT_FOUND:
case ERROR_INVALID_DRIVE:
case ERROR_BAD_PATHNAME:
case ERROR_BAD_NET_NAME:
case ERROR_FILENAME_EXCED_RANGE:
case ERROR_NO_MORE_FILES:
case ERROR_BAD_NETPATH: return NPT_ERROR_NO_SUCH_FILE;
case ERROR_LOCK_VIOLATION:
case ERROR_SEEK_ON_DEVICE:
case ERROR_CURRENT_DIRECTORY:
case ERROR_CANNOT_MAKE:
case ERROR_FAIL_I24:
case ERROR_NETWORK_ACCESS_DENIED:
case ERROR_DRIVE_LOCKED:
case ERROR_ACCESS_DENIED: return NPT_ERROR_PERMISSION_DENIED;
case ERROR_NOT_LOCKED:
case ERROR_LOCK_FAILED:
case ERROR_SHARING_VIOLATION: return NPT_ERROR_FILE_BUSY;
case ERROR_INVALID_FUNCTION: return NPT_ERROR_INTERNAL;
case ERROR_NOT_ENOUGH_QUOTA: return NPT_ERROR_OUT_OF_MEMORY;
case ERROR_ARENA_TRASHED:
case ERROR_NOT_ENOUGH_MEMORY:
case ERROR_INVALID_BLOCK: return NPT_ERROR_OUT_OF_MEMORY;
case ERROR_DISK_FULL: return NPT_ERROR_FILE_NOT_ENOUGH_SPACE;
case ERROR_TOO_MANY_OPEN_FILES: return NPT_ERROR_OUT_OF_RESOURCES;
case ERROR_INVALID_HANDLE:
case ERROR_INVALID_ACCESS:
case ERROR_INVALID_DATA: return NPT_ERROR_INVALID_PARAMETERS;
case ERROR_DIR_NOT_EMPTY: return NPT_ERROR_DIRECTORY_NOT_EMPTY;
case ERROR_NEGATIVE_SEEK: return NPT_ERROR_OUT_OF_RANGE;
default: return NPT_FAILURE;
}
}
#include <sys/stat.h>
#include <direct.h>
/*----------------------------------------------------------------------
| NPT_stat_utf8
+---------------------------------------------------------------------*/
int
NPT_stat_utf8(const char* path, struct __stat64* info)
{
NPT_WINRT_USE_CHAR_CONVERSION;
return _wstat64(NPT_WINRT_A2W(path), info);
}
/*----------------------------------------------------------------------
| NPT_fsopen_utf8
+---------------------------------------------------------------------*/
FILE*
NPT_fsopen_utf8(const char* path, const char* mode, int sh_flags)
{
NPT_WINRT_USE_CHAR_CONVERSION;
return _wfsopen(NPT_WINRT_A2W(path), NPT_WINRT_A2W(mode), sh_flags);
}
/*----------------------------------------------------------------------
| NPT_FilePath::Separator
+---------------------------------------------------------------------*/
const char* const NPT_FilePath::Separator = "\\";
/*----------------------------------------------------------------------
| NPT_File::GetRoots
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::GetRoots(NPT_List<NPT_String>& roots)
{
roots.Clear();
return NPT_ERROR_NOT_IMPLEMENTED;
}
/*----------------------------------------------------------------------
| NPT_File::GetWorkingDir
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::GetWorkingDir(NPT_String& path)
{
path.SetLength(0);
return NPT_ERROR_NOT_IMPLEMENTED;
}
/*----------------------------------------------------------------------
| NPT_File::GetInfo
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::GetInfo(const char* path, NPT_FileInfo* info)
{
DWORD attributes = 0;
WIN32_FILE_ATTRIBUTE_DATA attribute_data;
NPT_WINRT_USE_CHAR_CONVERSION;
if (0 == GetFileAttributesEx(
NPT_WINRT_A2W(path),
GetFileExInfoStandard,
&attribute_data)) {
DWORD error_code = GetLastError();
return NPT_FAILURE;
}
attributes = attribute_data.dwFileAttributes;
if (attributes == INVALID_FILE_ATTRIBUTES) {
return NPT_FAILURE;
}
if (info != NULL) {
// (prasad) FIXME - fill in the attribute values in return value
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_File::CreateDir
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::CreateDir(const char* path)
{
NPT_WINRT_USE_CHAR_CONVERSION;
BOOL result = ::CreateDirectoryW(NPT_WINRT_A2W(path), NULL);
if (result == 0) {
return MapError(GetLastError());
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_File::RemoveFile
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::RemoveFile(const char* path)
{
NPT_WINRT_USE_CHAR_CONVERSION;
BOOL result = ::DeleteFileW(NPT_WINRT_A2W(path));
if (result == 0) {
return MapError(GetLastError());
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_File::RemoveDir
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::RemoveDir(const char* path)
{
NPT_WINRT_USE_CHAR_CONVERSION;
BOOL result = ::RemoveDirectoryW(NPT_WINRT_A2W(path));
if (result == 0) {
return MapError(GetLastError());
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_File::Rename
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::Rename(const char* from_path, const char* to_path)
{
NPT_WINRT_USE_CHAR_CONVERSION;
BOOL result = MoveFileEx(NPT_WINRT_A2W(from_path),
NPT_WINRT_A2W(to_path),
MOVEFILE_COPY_ALLOWED | MOVEFILE_REPLACE_EXISTING | MOVEFILE_WRITE_THROUGH);
if (result == 0) {
return MapError(GetLastError());
}
return NPT_SUCCESS;
}
/*----------------------------------------------------------------------
| NPT_File_ProcessFindData
+---------------------------------------------------------------------*/
static bool
NPT_File_ProcessFindData(WIN32_FIND_DATAW* find_data)
{
NPT_WINRT_USE_CHAR_CONVERSION;
// discard system specific files/shortcuts
if (NPT_StringsEqual(NPT_WINRT_W2A(find_data->cFileName), ".") ||
NPT_StringsEqual(NPT_WINRT_W2A(find_data->cFileName), "..")) {
return false;
}
return true;
}
/*----------------------------------------------------------------------
| NPT_File::ListDir
+---------------------------------------------------------------------*/
NPT_Result
NPT_File::ListDir(const char* path,
NPT_List<NPT_String>& entries,
NPT_Ordinal start /* = 0 */,
NPT_Cardinal max /* = 0 */)
{
NPT_WINRT_USE_CHAR_CONVERSION;
// default return value
entries.Clear();
// check the arguments
if (path == NULL || path[0] == '\0') return NPT_ERROR_INVALID_PARAMETERS;
// construct a path name with a \* wildcard at the end
NPT_String path_pattern = path;
if (path_pattern.EndsWith("\\") || path_pattern.EndsWith("/")) {
path_pattern += "*";
} else {
path_pattern += "\\*";
}
// list the entries
WIN32_FIND_DATAW find_data;
HANDLE find_handle = FindFirstFileEx(NPT_WINRT_A2W(path_pattern.GetChars()),
FindExInfoStandard,
&find_data,
FindExSearchNameMatch,
NULL,
0);
if (find_handle == INVALID_HANDLE_VALUE) return MapError(GetLastError());
NPT_Cardinal count = 0;
do {
if (NPT_File_ProcessFindData(&find_data)) {
// continue if we still have entries to skip
if (start > 0) {
--start;
continue;
}
entries.Add(NPT_WINRT_W2A(find_data.cFileName));
// stop when we have reached the maximum requested
if (max && ++count == max) return NPT_SUCCESS;
}
} while (FindNextFileW(find_handle, &find_data));
DWORD last_error = GetLastError();
FindClose(find_handle);
if (last_error != ERROR_NO_MORE_FILES) return MapError(last_error);
return NPT_SUCCESS;
}
|
