| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #include <pj/file_access.h> |
| #include <pj/unicode.h> |
| #include <pj/assert.h> |
| #include <pj/errno.h> |
| #include <pj/string.h> |
| #include <pj/os.h> |
| #include <windows.h> |
| #include <time.h> |
| |
| #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE!=0 |
| /* WinCE lacks READ_CONTROL so we must use GENERIC_READ */ |
| # define CONTROL_ACCESS GENERIC_READ |
| #else |
| # define CONTROL_ACCESS READ_CONTROL |
| #endif |
| |
| |
| /* |
| * pj_file_exists() |
| */ |
| PJ_DEF(pj_bool_t) pj_file_exists(const char *filename) |
| { |
| PJ_DECL_UNICODE_TEMP_BUF(wfilename,256) |
| HANDLE hFile; |
| |
| PJ_ASSERT_RETURN(filename != NULL, 0); |
| |
| hFile = CreateFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename)), |
| CONTROL_ACCESS, |
| FILE_SHARE_READ, NULL, |
| OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| if (hFile == INVALID_HANDLE_VALUE) |
| return 0; |
| |
| CloseHandle(hFile); |
| return PJ_TRUE; |
| } |
| |
| |
| /* |
| * pj_file_size() |
| */ |
| PJ_DEF(pj_off_t) pj_file_size(const char *filename) |
| { |
| PJ_DECL_UNICODE_TEMP_BUF(wfilename,256) |
| HANDLE hFile; |
| DWORD sizeLo, sizeHi; |
| pj_off_t size; |
| |
| PJ_ASSERT_RETURN(filename != NULL, -1); |
| |
| hFile = CreateFile(PJ_STRING_TO_NATIVE(filename, wfilename,sizeof(wfilename)), |
| CONTROL_ACCESS, |
| FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, |
| OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| if (hFile == INVALID_HANDLE_VALUE) |
| return -1; |
| |
| sizeLo = GetFileSize(hFile, &sizeHi); |
| if (sizeLo == INVALID_FILE_SIZE) { |
| DWORD dwStatus = GetLastError(); |
| if (dwStatus != NO_ERROR) { |
| CloseHandle(hFile); |
| return -1; |
| } |
| } |
| |
| size = sizeHi; |
| size = (size << 32) + sizeLo; |
| |
| CloseHandle(hFile); |
| return size; |
| } |
| |
| |
| /* |
| * pj_file_delete() |
| */ |
| PJ_DEF(pj_status_t) pj_file_delete(const char *filename) |
| { |
| PJ_DECL_UNICODE_TEMP_BUF(wfilename,256) |
| |
| PJ_ASSERT_RETURN(filename != NULL, PJ_EINVAL); |
| |
| if (DeleteFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename))) == FALSE) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| return PJ_SUCCESS; |
| } |
| |
| |
| /* |
| * pj_file_move() |
| */ |
| PJ_DEF(pj_status_t) pj_file_move( const char *oldname, const char *newname) |
| { |
| PJ_DECL_UNICODE_TEMP_BUF(woldname,256) |
| PJ_DECL_UNICODE_TEMP_BUF(wnewname,256) |
| BOOL rc; |
| |
| PJ_ASSERT_RETURN(oldname!=NULL && newname!=NULL, PJ_EINVAL); |
| |
| #if PJ_WIN32_WINNT >= 0x0400 |
| rc = MoveFileEx(PJ_STRING_TO_NATIVE(oldname,woldname,sizeof(woldname)), |
| PJ_STRING_TO_NATIVE(newname,wnewname,sizeof(wnewname)), |
| MOVEFILE_COPY_ALLOWED|MOVEFILE_REPLACE_EXISTING); |
| #else |
| rc = MoveFile(PJ_STRING_TO_NATIVE(oldname,woldname,sizeof(woldname)), |
| PJ_STRING_TO_NATIVE(newname,wnewname,sizeof(wnewname))); |
| #endif |
| |
| if (!rc) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| return PJ_SUCCESS; |
| } |
| |
| |
| static pj_status_t file_time_to_time_val(const FILETIME *file_time, |
| pj_time_val *time_val) |
| { |
| FILETIME local_file_time; |
| SYSTEMTIME localTime; |
| pj_parsed_time pt; |
| |
| if (!FileTimeToLocalFileTime(file_time, &local_file_time)) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| if (!FileTimeToSystemTime(file_time, &localTime)) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| //if (!SystemTimeToTzSpecificLocalTime(NULL, &systemTime, &localTime)) |
| // return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| pj_bzero(&pt, sizeof(pt)); |
| pt.year = localTime.wYear; |
| pt.mon = localTime.wMonth-1; |
| pt.day = localTime.wDay; |
| pt.wday = localTime.wDayOfWeek; |
| |
| pt.hour = localTime.wHour; |
| pt.min = localTime.wMinute; |
| pt.sec = localTime.wSecond; |
| pt.msec = localTime.wMilliseconds; |
| |
| return pj_time_encode(&pt, time_val); |
| } |
| |
| /* |
| * pj_file_getstat() |
| */ |
| PJ_DEF(pj_status_t) pj_file_getstat(const char *filename, pj_file_stat *stat) |
| { |
| PJ_DECL_UNICODE_TEMP_BUF(wfilename,256) |
| HANDLE hFile; |
| DWORD sizeLo, sizeHi; |
| FILETIME creationTime, accessTime, writeTime; |
| |
| PJ_ASSERT_RETURN(filename!=NULL && stat!=NULL, PJ_EINVAL); |
| |
| hFile = CreateFile(PJ_STRING_TO_NATIVE(filename,wfilename,sizeof(wfilename)), |
| CONTROL_ACCESS, |
| FILE_SHARE_READ, NULL, |
| OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| if (hFile == INVALID_HANDLE_VALUE) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| sizeLo = GetFileSize(hFile, &sizeHi); |
| if (sizeLo == INVALID_FILE_SIZE) { |
| DWORD dwStatus = GetLastError(); |
| if (dwStatus != NO_ERROR) { |
| CloseHandle(hFile); |
| return PJ_RETURN_OS_ERROR(dwStatus); |
| } |
| } |
| |
| stat->size = sizeHi; |
| stat->size = (stat->size << 32) + sizeLo; |
| |
| if (GetFileTime(hFile, &creationTime, &accessTime, &writeTime)==FALSE) { |
| DWORD dwStatus = GetLastError(); |
| CloseHandle(hFile); |
| return PJ_RETURN_OS_ERROR(dwStatus); |
| } |
| |
| CloseHandle(hFile); |
| |
| if (file_time_to_time_val(&creationTime, &stat->ctime) != PJ_SUCCESS) |
| return PJ_RETURN_OS_ERROR(GetLastError()); |
| |
| file_time_to_time_val(&accessTime, &stat->atime); |
| file_time_to_time_val(&writeTime, &stat->mtime); |
| |
| return PJ_SUCCESS; |
| } |
| |