448 lines
9.7 KiB
C
448 lines
9.7 KiB
C
/**
|
|
* WinPR: Windows Portable Runtime
|
|
* File Functions
|
|
*
|
|
* Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
|
|
*
|
|
* Licensed 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
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <winpr/crt.h>
|
|
#include <winpr/handle.h>
|
|
|
|
#include <winpr/file.h>
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_FCNTL_H
|
|
#include <fcntl.h>
|
|
#endif
|
|
|
|
/**
|
|
* api-ms-win-core-file-l1-2-0.dll:
|
|
*
|
|
* CreateFileA
|
|
* CreateFileW
|
|
* CreateFile2
|
|
* DeleteFileA
|
|
* DeleteFileW
|
|
* CreateDirectoryA
|
|
* CreateDirectoryW
|
|
* RemoveDirectoryA
|
|
* RemoveDirectoryW
|
|
* CompareFileTime
|
|
* DefineDosDeviceW
|
|
* DeleteVolumeMountPointW
|
|
* FileTimeToLocalFileTime
|
|
* LocalFileTimeToFileTime
|
|
* FindClose
|
|
* FindCloseChangeNotification
|
|
* FindFirstChangeNotificationA
|
|
* FindFirstChangeNotificationW
|
|
* FindFirstFileA
|
|
* FindFirstFileExA
|
|
* FindFirstFileExW
|
|
* FindFirstFileW
|
|
* FindFirstVolumeW
|
|
* FindNextChangeNotification
|
|
* FindNextFileA
|
|
* FindNextFileW
|
|
* FindNextVolumeW
|
|
* FindVolumeClose
|
|
* GetDiskFreeSpaceA
|
|
* GetDiskFreeSpaceExA
|
|
* GetDiskFreeSpaceExW
|
|
* GetDiskFreeSpaceW
|
|
* GetDriveTypeA
|
|
* GetDriveTypeW
|
|
* GetFileAttributesA
|
|
* GetFileAttributesExA
|
|
* GetFileAttributesExW
|
|
* GetFileAttributesW
|
|
* GetFileInformationByHandle
|
|
* GetFileSize
|
|
* GetFileSizeEx
|
|
* GetFileTime
|
|
* GetFileType
|
|
* GetFinalPathNameByHandleA
|
|
* GetFinalPathNameByHandleW
|
|
* GetFullPathNameA
|
|
* GetFullPathNameW
|
|
* GetLogicalDrives
|
|
* GetLogicalDriveStringsW
|
|
* GetLongPathNameA
|
|
* GetLongPathNameW
|
|
* GetShortPathNameW
|
|
* GetTempFileNameW
|
|
* GetTempPathW
|
|
* GetVolumeInformationByHandleW
|
|
* GetVolumeInformationW
|
|
* GetVolumeNameForVolumeMountPointW
|
|
* GetVolumePathNamesForVolumeNameW
|
|
* GetVolumePathNameW
|
|
* QueryDosDeviceW
|
|
* SetFileAttributesA
|
|
* SetFileAttributesW
|
|
* SetFileTime
|
|
* SetFileValidData
|
|
* SetFileInformationByHandle
|
|
* ReadFile
|
|
* ReadFileEx
|
|
* ReadFileScatter
|
|
* WriteFile
|
|
* WriteFileEx
|
|
* WriteFileGather
|
|
* FlushFileBuffers
|
|
* SetEndOfFile
|
|
* SetFilePointer
|
|
* SetFilePointerEx
|
|
* LockFile
|
|
* LockFileEx
|
|
* UnlockFile
|
|
* UnlockFileEx
|
|
*/
|
|
|
|
/**
|
|
* File System Behavior in the Microsoft Windows Environment:
|
|
* http://download.microsoft.com/download/4/3/8/43889780-8d45-4b2e-9d3a-c696a890309f/File%20System%20Behavior%20Overview.pdf
|
|
*/
|
|
|
|
#ifndef _WIN32
|
|
|
|
#include <time.h>
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <dirent.h>
|
|
#include <sys/stat.h>
|
|
|
|
#ifdef ANDROID
|
|
#include <sys/vfs.h>
|
|
#else
|
|
#include <sys/statvfs.h>
|
|
#endif
|
|
|
|
#include "../handle/handle.h"
|
|
|
|
#include "../pipe/pipe.h"
|
|
|
|
HANDLE CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
|
|
DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
HANDLE CreateFileW(LPCWSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
|
|
DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
BOOL DeleteFileA(LPCSTR lpFileName)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL DeleteFileW(LPCWSTR lpFileName)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL ReadFile(HANDLE hFile, LPVOID lpBuffer, DWORD nNumberOfBytesToRead,
|
|
LPDWORD lpNumberOfBytesRead, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
ULONG Type;
|
|
PVOID Object;
|
|
WINPR_PIPE* pipe;
|
|
|
|
if (!winpr_Handle_GetInfo(hFile, &Type, &Object))
|
|
return FALSE;
|
|
|
|
if (Type == HANDLE_TYPE_ANONYMOUS_PIPE)
|
|
{
|
|
int status;
|
|
|
|
pipe = (WINPR_PIPE*) Object;
|
|
|
|
status = read(pipe->fd, lpBuffer, nNumberOfBytesToRead);
|
|
|
|
*lpNumberOfBytesRead = status;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL ReadFileEx(HANDLE hFile, LPVOID lpBuffer, DWORD nNumberOfBytesToRead,
|
|
LPOVERLAPPED lpOverlapped, LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL ReadFileScatter(HANDLE hFile, FILE_SEGMENT_ELEMENT aSegmentArray[],
|
|
DWORD nNumberOfBytesToRead, LPDWORD lpReserved, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL WriteFile(HANDLE hFile, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite,
|
|
LPDWORD lpNumberOfBytesWritten, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
ULONG Type;
|
|
PVOID Object;
|
|
WINPR_PIPE* pipe;
|
|
|
|
if (!winpr_Handle_GetInfo(hFile, &Type, &Object))
|
|
return FALSE;
|
|
|
|
if (Type == HANDLE_TYPE_ANONYMOUS_PIPE)
|
|
{
|
|
int status;
|
|
|
|
pipe = (WINPR_PIPE*) Object;
|
|
|
|
status = write(pipe->fd, lpBuffer, nNumberOfBytesToWrite);
|
|
|
|
*lpNumberOfBytesWritten = status;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL WriteFileEx(HANDLE hFile, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite,
|
|
LPOVERLAPPED lpOverlapped, LPOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL WriteFileGather(HANDLE hFile, FILE_SEGMENT_ELEMENT aSegmentArray[],
|
|
DWORD nNumberOfBytesToWrite, LPDWORD lpReserved, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL FlushFileBuffers(HANDLE hFile)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL SetEndOfFile(HANDLE hFile)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
DWORD SetFilePointer(HANDLE hFile, LONG lDistanceToMove,
|
|
PLONG lpDistanceToMoveHigh, DWORD dwMoveMethod)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL SetFilePointerEx(HANDLE hFile, LARGE_INTEGER liDistanceToMove,
|
|
PLARGE_INTEGER lpNewFilePointer, DWORD dwMoveMethod)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL LockFile(HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL LockFileEx(HANDLE hFile, DWORD dwFlags, DWORD dwReserved,
|
|
DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL UnlockFile(HANDLE hFile, DWORD dwFileOffsetLow, DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToUnlockLow, DWORD nNumberOfBytesToUnlockHigh)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL UnlockFileEx(HANDLE hFile, DWORD dwReserved, DWORD nNumberOfBytesToUnlockLow,
|
|
DWORD nNumberOfBytesToUnlockHigh, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
struct _WIN32_FILE_SEARCH
|
|
{
|
|
DIR* pDir;
|
|
LPSTR lpPath;
|
|
LPSTR lpPattern;
|
|
struct dirent* pDirent;
|
|
};
|
|
typedef struct _WIN32_FILE_SEARCH WIN32_FILE_SEARCH;
|
|
|
|
HANDLE FindFirstFileA(LPCSTR lpFileName, LPWIN32_FIND_DATAA lpFindFileData)
|
|
{
|
|
char* p;
|
|
int index;
|
|
int length;
|
|
struct stat fileStat;
|
|
WIN32_FILE_SEARCH* pFileSearch;
|
|
|
|
ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAA));
|
|
|
|
pFileSearch = (WIN32_FILE_SEARCH*) malloc(sizeof(WIN32_FILE_SEARCH));
|
|
ZeroMemory(pFileSearch, sizeof(WIN32_FILE_SEARCH));
|
|
|
|
/* Separate lpFileName into path and pattern components */
|
|
|
|
p = strrchr(lpFileName, '/');
|
|
|
|
if (!p)
|
|
p = strrchr(lpFileName, '\\');
|
|
|
|
index = (p - lpFileName);
|
|
length = (p - lpFileName);
|
|
pFileSearch->lpPath = (LPSTR) malloc(length + 1);
|
|
CopyMemory(pFileSearch->lpPath, lpFileName, length);
|
|
pFileSearch->lpPath[length] = '\0';
|
|
|
|
length = strlen(lpFileName) - index;
|
|
pFileSearch->lpPattern = (LPSTR) malloc(length + 1);
|
|
CopyMemory(pFileSearch->lpPattern, &lpFileName[index + 1], length);
|
|
pFileSearch->lpPattern[length] = '\0';
|
|
|
|
/* Check if the path is a directory */
|
|
|
|
if (lstat(pFileSearch->lpPath, &fileStat) < 0)
|
|
{
|
|
free(pFileSearch);
|
|
return INVALID_HANDLE_VALUE; /* stat error */
|
|
}
|
|
|
|
if (S_ISDIR(fileStat.st_mode) == 0)
|
|
{
|
|
free(pFileSearch);
|
|
return INVALID_HANDLE_VALUE; /* not a directory */
|
|
}
|
|
|
|
/* Open directory for reading */
|
|
|
|
pFileSearch->pDir = opendir(pFileSearch->lpPath);
|
|
|
|
if (!pFileSearch->pDir)
|
|
{
|
|
free(pFileSearch);
|
|
return INVALID_HANDLE_VALUE; /* failed to open directory */
|
|
}
|
|
|
|
while ((pFileSearch->pDirent = readdir(pFileSearch->pDir)) != NULL)
|
|
{
|
|
if ((strcmp(pFileSearch->pDirent->d_name, ".") == 0) || (strcmp(pFileSearch->pDirent->d_name, "..") == 0))
|
|
{
|
|
/* skip "." and ".." */
|
|
continue;
|
|
}
|
|
|
|
if (FilePatternMatchA(pFileSearch->pDirent->d_name, pFileSearch->lpPattern))
|
|
{
|
|
strcpy(lpFindFileData->cFileName, pFileSearch->pDirent->d_name);
|
|
return (HANDLE) pFileSearch;
|
|
}
|
|
}
|
|
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
HANDLE FindFirstFileW(LPCWSTR lpFileName, LPWIN32_FIND_DATAW lpFindFileData)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
HANDLE FindFirstFileExA(LPCSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId, LPVOID lpFindFileData,
|
|
FINDEX_SEARCH_OPS fSearchOp, LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
HANDLE FindFirstFileExW(LPCWSTR lpFileName, FINDEX_INFO_LEVELS fInfoLevelId, LPVOID lpFindFileData,
|
|
FINDEX_SEARCH_OPS fSearchOp, LPVOID lpSearchFilter, DWORD dwAdditionalFlags)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
BOOL FindNextFileA(HANDLE hFindFile, LPWIN32_FIND_DATAA lpFindFileData)
|
|
{
|
|
WIN32_FILE_SEARCH* pFileSearch;
|
|
|
|
if (!hFindFile)
|
|
return FALSE;
|
|
|
|
if (hFindFile == INVALID_HANDLE_VALUE)
|
|
return FALSE;
|
|
|
|
pFileSearch = (WIN32_FILE_SEARCH*) hFindFile;
|
|
|
|
while ((pFileSearch->pDirent = readdir(pFileSearch->pDir)) != NULL)
|
|
{
|
|
if (FilePatternMatchA(pFileSearch->pDirent->d_name, pFileSearch->lpPattern))
|
|
{
|
|
strcpy(lpFindFileData->cFileName, pFileSearch->pDirent->d_name);
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL FindNextFileW(HANDLE hFindFile, LPWIN32_FIND_DATAW lpFindFileData)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL FindClose(HANDLE hFindFile)
|
|
{
|
|
WIN32_FILE_SEARCH* pFileSearch;
|
|
|
|
pFileSearch = (WIN32_FILE_SEARCH*) hFindFile;
|
|
|
|
free(pFileSearch->lpPath);
|
|
free(pFileSearch->lpPattern);
|
|
closedir(pFileSearch->pDir);
|
|
|
|
free(pFileSearch);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL CreateDirectoryA(LPCSTR lpPathName, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
|
|
{
|
|
if (!mkdir(lpPathName, S_IRUSR | S_IWUSR | S_IXUSR))
|
|
return TRUE;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL CreateDirectoryW(LPCWSTR lpPathName, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
#endif
|
|
|