2 // compat.cpp -- compatibilty layer to make bacula-fd run
3 // natively under windows
5 // Copyright transferred from Raider Solutions, Inc to
6 // Kern Sibbald and John Walker by express permission.
8 // Copyright (C) 2004-2005 Kern Sibbald
10 // This program is free software; you can redistribute it and/or
11 // modify it under the terms of the GNU General Public License
12 // version 2 as amended with additional clauses defined in the
13 // file LICENSE in the main source directory.
15 // This program is distributed in the hope that it will be useful,
16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 // the file LICENSE for additional details.
20 // Author : Christopher S. Hull
21 // Created On : Sat Jan 31 15:55:00 2004
25 #define b_errno_win32 (1<<29)
29 #include "../../lib/winapi.h"
32 /* to allow the usage of the original version in this file here */
36 #define USE_WIN32_COMPAT_IO 1
38 extern void d_msg(const char *file, int line, int level, const char *fmt,...);
39 extern DWORD g_platform_id;
40 extern int enable_vss;
42 // from MicroSoft SDK (KES) is the diff between Jan 1 1601 and Jan 1 1970
44 #define WIN32_FILETIME_ADJUST 0x19DB1DED53E8000UL //Not sure it works
46 #define WIN32_FILETIME_ADJUST 0x19DB1DED53E8000I64
49 #define WIN32_FILETIME_SCALE 10000000 // 100ns/second
51 void conv_unix_to_win32_path(const char *name, char *win32_name, DWORD dwSize)
53 const char *fname = name;
54 char *tname = win32_name;
56 /* Check for Unix separator and convert to Win32 */
57 if (name[0] == '/' && name[1] == '/') { /* double slash? */
58 name++; /* yes, skip first one */
61 *win32_name++ = '\\'; /* convert char */
62 /* If Win32 separated that is "quoted", remove quote */
63 } else if (*name == '\\' && name[1] == '\\') {
65 name++; /* skip first \ */
67 *win32_name++ = *name; /* copy character */
71 /* Strip any trailing slash, if we stored something */
72 if (*fname != 0 && win32_name[-1] == '\\') {
79 /* here we convert to VSS specific file name which
80 can get longer because VSS will make something like
81 \\\\?\\GLOBALROOT\\Device\\HarddiskVolumeShadowCopy1\\bacula\\uninstall.exe
82 from c:\bacula\uninstall.exe
84 if (g_pVSSClient && enable_vss && g_pVSSClient->IsInitialized()) {
85 POOLMEM *pszBuf = get_pool_memory (PM_FNAME);
86 pszBuf = check_pool_memory_size(pszBuf, dwSize);
87 bstrncpy(pszBuf, tname, strlen(tname)+1);
88 g_pVSSClient->GetShadowPath(pszBuf, tname, dwSize);
89 free_pool_memory(pszBuf);
95 wchar_2_UTF8(char *pszUTF, const WCHAR *pszUCS, int cchChar)
97 /* the return value is the number of bytes written to the buffer.
98 The number includes the byte for the null terminator. */
100 if (p_WideCharToMultiByte) {
101 int nRet = p_WideCharToMultiByte(CP_UTF8,0,pszUCS,-1,pszUTF,cchChar,NULL,NULL);
110 UTF8_2_wchar(POOLMEM **ppszUCS, const char *pszUTF)
112 /* the return value is the number of wide characters written to the buffer. */
113 /* convert null terminated string from utf-8 to ucs2, enlarge buffer if necessary */
115 if (p_MultiByteToWideChar) {
116 /* strlen of UTF8 +1 is enough */
117 DWORD cchSize = (strlen(pszUTF)+1);
118 *ppszUCS = check_pool_memory_size(*ppszUCS, cchSize*sizeof (WCHAR));
120 int nRet = p_MultiByteToWideChar(CP_UTF8, 0, pszUTF, -1, (LPWSTR) *ppszUCS,cchSize);
130 wchar_win32_path(const char *name, WCHAR *win32_name)
132 const char *fname = name;
134 /* Check for Unix separator and convert to Win32 */
136 *win32_name++ = '\\'; /* convert char */
137 /* If Win32 separated that is "quoted", remove quote */
138 } else if (*name == '\\' && name[1] == '\\') {
139 *win32_name++ = '\\';
140 name++; /* skip first \ */
142 *win32_name++ = *name; /* copy character */
146 /* Strip any trailing slash, if we stored something */
147 if (*fname != 0 && win32_name[-1] == '\\') {
161 int chmod(const char *, mode_t)
166 int chown(const char *k, uid_t, gid_t)
171 int lchown(const char *k, uid_t, gid_t)
177 bool fstype(const char *fname, char *fs, int fslen)
179 return true; /* accept anything */
191 srandom(unsigned int seed)
195 // /////////////////////////////////////////////////////////////////
196 // convert from Windows concept of time to Unix concept of time
197 // /////////////////////////////////////////////////////////////////
199 cvt_utime_to_ftime(const time_t &time, FILETIME &wintime)
201 uint64_t mstime = time;
202 mstime *= WIN32_FILETIME_SCALE;
203 mstime += WIN32_FILETIME_ADJUST;
206 wintime.dwLowDateTime = (DWORD)(mstime & 0xffffffffUL);
208 wintime.dwLowDateTime = (DWORD)(mstime & 0xffffffffI64);
210 wintime.dwHighDateTime = (DWORD) ((mstime>>32)& 0xffffffffUL);
214 cvt_ftime_to_utime(const FILETIME &time)
216 uint64_t mstime = time.dwHighDateTime;
218 mstime |= time.dwLowDateTime;
220 mstime -= WIN32_FILETIME_ADJUST;
221 mstime /= WIN32_FILETIME_SCALE; // convert to seconds.
223 return (time_t) (mstime & 0xffffffff);
231 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
232 FORMAT_MESSAGE_FROM_SYSTEM |
233 FORMAT_MESSAGE_IGNORE_INSERTS,
236 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default lang
241 return (const char *) lpMsgBuf;
247 statDir(const char *file, struct stat *sb)
249 WIN32_FIND_DATAW info_w; // window's file info
250 WIN32_FIND_DATAA info_a; // window's file info
252 // cache some common vars to make code more transparent
253 DWORD* pdwFileAttributes;
254 DWORD* pnFileSizeHigh;
255 DWORD* pnFileSizeLow;
256 FILETIME* pftLastAccessTime;
257 FILETIME* pftLastWriteTime;
258 FILETIME* pftCreationTime;
260 if (file[1] == ':' && file[2] == 0) {
261 d_msg(__FILE__, __LINE__, 99, "faking ROOT attrs(%s).\n", file);
262 sb->st_mode = S_IFDIR;
263 sb->st_mode |= S_IREAD|S_IEXEC|S_IWRITE;
270 HANDLE h = INVALID_HANDLE_VALUE;
272 // use unicode or ascii
273 if (p_FindFirstFileW) {
274 POOLMEM* pwszBuf = get_pool_memory (PM_FNAME);
275 UTF8_2_wchar(&pwszBuf, file);
277 h = p_FindFirstFileW((LPCWSTR) pwszBuf, &info_w);
278 free_pool_memory(pwszBuf);
280 pdwFileAttributes = &info_w.dwFileAttributes;
281 pnFileSizeHigh = &info_w.nFileSizeHigh;
282 pnFileSizeLow = &info_w.nFileSizeLow;
283 pftLastAccessTime = &info_w.ftLastAccessTime;
284 pftLastWriteTime = &info_w.ftLastWriteTime;
285 pftCreationTime = &info_w.ftCreationTime;
287 else if (p_FindFirstFileA) {
288 h = p_FindFirstFileA(file, &info_a);
290 pdwFileAttributes = &info_a.dwFileAttributes;
291 pnFileSizeHigh = &info_a.nFileSizeHigh;
292 pnFileSizeLow = &info_a.nFileSizeLow;
293 pftLastAccessTime = &info_a.ftLastAccessTime;
294 pftLastWriteTime = &info_a.ftLastWriteTime;
295 pftCreationTime = &info_a.ftCreationTime;
298 if (h == INVALID_HANDLE_VALUE) {
299 const char *err = errorString();
300 d_msg(__FILE__, __LINE__, 99, "FindFirstFile(%s):%s\n", file, err);
301 LocalFree((void *)err);
302 errno = b_errno_win32;
306 sb->st_mode = 0777; /* start with everything */
307 if (*pdwFileAttributes & FILE_ATTRIBUTE_READONLY)
308 sb->st_mode &= ~(S_IRUSR|S_IRGRP|S_IROTH);
309 if (*pdwFileAttributes & FILE_ATTRIBUTE_SYSTEM)
310 sb->st_mode &= ~S_IRWXO; /* remove everything for other */
311 if (*pdwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
312 sb->st_mode |= S_ISVTX; /* use sticky bit -> hidden */
313 sb->st_mode |= S_IFDIR;
315 sb->st_size = *pnFileSizeHigh;
317 sb->st_size |= *pnFileSizeLow;
318 sb->st_blksize = 4096;
319 sb->st_blocks = (uint32_t)(sb->st_size + 4095)/4096;
321 sb->st_atime = cvt_ftime_to_utime(*pftLastAccessTime);
322 sb->st_mtime = cvt_ftime_to_utime(*pftLastWriteTime);
323 sb->st_ctime = cvt_ftime_to_utime(*pftCreationTime);
330 stat2(const char *file, struct stat *sb)
332 BY_HANDLE_FILE_INFORMATION info;
336 conv_unix_to_win32_path(file, tmpbuf, 1024);
340 if (p_GetFileAttributesW) {
341 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
342 UTF8_2_wchar(&pwszBuf, tmpbuf);
344 attr = p_GetFileAttributesW((LPCWSTR) pwszBuf);
345 free_pool_memory(pwszBuf);
346 } else if (p_GetFileAttributesA) {
347 attr = p_GetFileAttributesA(tmpbuf);
351 const char *err = errorString();
352 d_msg(__FILE__, __LINE__, 99,
353 "GetFileAttrubtes(%s): %s\n", tmpbuf, err);
354 LocalFree((void *)err);
355 errno = b_errno_win32;
359 if (attr & FILE_ATTRIBUTE_DIRECTORY)
360 return statDir(tmpbuf, sb);
362 h = CreateFileA(tmpbuf, GENERIC_READ,
363 FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
365 if (h == INVALID_HANDLE_VALUE) {
366 const char *err = errorString();
367 d_msg(__FILE__, __LINE__, 99,
368 "Cannot open file for stat (%s):%s\n", tmpbuf, err);
369 LocalFree((void *)err);
371 errno = b_errno_win32;
375 if (!GetFileInformationByHandle(h, &info)) {
376 const char *err = errorString();
377 d_msg(__FILE__, __LINE__, 99,
378 "GetfileInformationByHandle(%s): %s\n", tmpbuf, err);
379 LocalFree((void *)err);
381 errno = b_errno_win32;
385 sb->st_dev = info.dwVolumeSerialNumber;
386 sb->st_ino = info.nFileIndexHigh;
388 sb->st_ino |= info.nFileIndexLow;
389 sb->st_nlink = (short)info.nNumberOfLinks;
390 if (sb->st_nlink > 1) {
391 d_msg(__FILE__, __LINE__, 99, "st_nlink=%d\n", sb->st_nlink);
394 sb->st_mode = 0777; /* start with everything */
395 if (info.dwFileAttributes & FILE_ATTRIBUTE_READONLY)
396 sb->st_mode &= ~(S_IRUSR|S_IRGRP|S_IROTH);
397 if (info.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM)
398 sb->st_mode &= ~S_IRWXO; /* remove everything for other */
399 if (info.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
400 sb->st_mode |= S_ISVTX; /* use sticky bit -> hidden */
401 sb->st_mode |= S_IFREG;
403 sb->st_size = info.nFileSizeHigh;
405 sb->st_size |= info.nFileSizeLow;
406 sb->st_blksize = 4096;
407 sb->st_blocks = (uint32_t)(sb->st_size + 4095)/4096;
408 sb->st_atime = cvt_ftime_to_utime(info.ftLastAccessTime);
409 sb->st_mtime = cvt_ftime_to_utime(info.ftLastWriteTime);
410 sb->st_ctime = cvt_ftime_to_utime(info.ftCreationTime);
418 stat(const char *file, struct stat *sb)
420 WIN32_FILE_ATTRIBUTE_DATA data;
424 memset(sb, 0, sizeof(*sb));
426 if (g_platform_id == VER_PLATFORM_WIN32_WINDOWS) {
427 return stat2(file, sb);
430 // otherwise we're on NT
438 wchar_win32_path(file, buf+4);
440 if (!GetFileAttributesExW((WCHAR *)buf, GetFileExInfoStandard, &data)) {
441 return stat2(file, sb);
445 if (p_GetFileAttributesExW) {
446 /* dynamically allocate enough space for UCS2 filename */
447 POOLMEM* pwszBuf = get_pool_memory (PM_FNAME);
448 UTF8_2_wchar(&pwszBuf, file);
450 BOOL b = p_GetFileAttributesExW((LPCWSTR) pwszBuf, GetFileExInfoStandard, &data);
451 free_pool_memory(pwszBuf);
454 return stat2(file, sb);
456 } else if (p_GetFileAttributesExA) {
457 if (!p_GetFileAttributesExA(file, GetFileExInfoStandard, &data)) {
458 return stat2(file, sb);
461 return stat2(file, sb);
466 sb->st_mode = 0777; /* start with everything */
467 if (data.dwFileAttributes & FILE_ATTRIBUTE_READONLY) {
468 sb->st_mode &= ~(S_IRUSR|S_IRGRP|S_IROTH);
470 if (data.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM) {
471 sb->st_mode &= ~S_IRWXO; /* remove everything for other */
473 if (data.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) {
474 sb->st_mode |= S_ISVTX; /* use sticky bit -> hidden */
476 if (data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
477 sb->st_mode |= S_IFDIR;
479 sb->st_mode |= S_IFREG;
483 sb->st_size = data.nFileSizeHigh;
485 sb->st_size |= data.nFileSizeLow;
486 sb->st_blksize = 4096;
487 sb->st_blocks = (uint32_t)(sb->st_size + 4095)/4096;
488 sb->st_atime = cvt_ftime_to_utime(data.ftLastAccessTime);
489 sb->st_mtime = cvt_ftime_to_utime(data.ftLastWriteTime);
490 sb->st_ctime = cvt_ftime_to_utime(data.ftCreationTime);
497 lstat(const char *file, struct stat *sb)
499 return stat(file, sb);
515 execvp(const char *, char *[]) {
536 waitpid(int, int*, int)
543 readlink(const char *, char *, int)
552 strcasecmp(const char *s1, const char *s2)
554 register int ch1, ch2;
557 return 0; /* strings are equal if same object. */
567 } while (ch1 != 0 && tolower(ch1) == tolower(ch2));
574 strncasecmp(const char *s1, const char *s2, int len)
576 register int ch1, ch2;
579 return 0; /* strings are equal if same object. */
589 if (ch1 == 0 || tolower(ch1) != tolower(ch2)) break;
596 gettimeofday(struct timeval *tv, struct timezone *)
606 if (!SystemTimeToFileTime(&now, &tmp)) {
607 errno = b_errno_win32;
611 int64_t _100nsec = tmp.dwHighDateTime;
613 _100nsec |= tmp.dwLowDateTime;
614 _100nsec -= WIN32_FILETIME_ADJUST;
616 tv->tv_sec =(long) (_100nsec / 10000000);
617 tv->tv_usec = (long) ((_100nsec % 10000000)/10);
623 syslog(int type, const char *fmt, const char *msg)
625 /*#ifndef HAVE_CONSOLE
626 MessageBox(NULL, msg, "Bacula", MB_OK);
643 // implement opendir/readdir/closedir on top of window's API
647 WIN32_FIND_DATAA data_a; // window's file info (ansii version)
648 WIN32_FIND_DATAW data_w; // window's file info (wchar version)
649 const char *spec; // the directory we're traversing
650 HANDLE dirh; // the search handle
651 BOOL valid_a; // the info in data_a field is valid
652 BOOL valid_w; // the info in data_w field is valid
653 UINT32 offset; // pseudo offset for d_off
657 opendir(const char *path)
659 /* enough space for VSS !*/
660 int max_len = strlen(path) + MAX_PATH;
667 rval = (_dir *)malloc(sizeof(_dir));
668 memset (rval, 0, sizeof (_dir));
669 if (rval == NULL) return NULL;
670 char *tspec = (char *)malloc(max_len);
671 if (tspec == NULL) return NULL;
673 if (g_platform_id != VER_PLATFORM_WIN32_WINDOWS) {
675 /* will append \\?\ at front itself */
676 conv_unix_to_win32_path(path, tspec, max_len-4);
678 /* allow path to be 32767 bytes */
684 conv_unix_to_win32_path(path, tspec+4, max_len-4);
687 conv_unix_to_win32_path(path, tspec, max_len);
690 bstrncat(tspec, "\\*", max_len);
694 if (p_FindFirstFileW) {
695 POOLMEM* pwcBuf = get_pool_memory(PM_FNAME);;
696 UTF8_2_wchar(&pwcBuf,rval->spec);
697 rval->dirh = p_FindFirstFileW((LPCWSTR)pwcBuf, &rval->data_w);
699 free_pool_memory(pwcBuf);
701 if (rval->dirh != INVALID_HANDLE_VALUE)
703 } else if (p_FindFirstFileA) {
704 rval->dirh = p_FindFirstFileA(rval->spec, &rval->data_a);
706 if (rval->dirh != INVALID_HANDLE_VALUE)
711 d_msg(__FILE__, __LINE__,
712 99, "opendir(%s)\n\tspec=%s,\n\tFindFirstFile returns %d\n",
713 path, rval->spec, rval->dirh);
716 if (rval->dirh == INVALID_HANDLE_VALUE)
720 d_msg(__FILE__, __LINE__,
721 99, "\tFirstFile=%s\n", rval->data_w.cFileName);
724 d_msg(__FILE__, __LINE__,
725 99, "\tFirstFile=%s\n", rval->data_a.cFileName);
730 free((void *)rval->spec);
732 errno = b_errno_win32;
739 _dir *dp = (_dir *)dirp;
741 free((void *)dp->spec);
747 typedef struct _WIN32_FIND_DATA {
748 DWORD dwFileAttributes;
749 FILETIME ftCreationTime;
750 FILETIME ftLastAccessTime;
751 FILETIME ftLastWriteTime;
756 TCHAR cFileName[MAX_PATH];
757 TCHAR cAlternateFileName[14];
758 } WIN32_FIND_DATA, *PWIN32_FIND_DATA;
762 copyin(struct dirent &dp, const char *fname)
766 char *cp = dp.d_name;
776 readdir_r(DIR *dirp, struct dirent *entry, struct dirent **result)
778 _dir *dp = (_dir *)dirp;
779 if (dp->valid_w || dp->valid_a) {
780 entry->d_off = dp->offset;
784 char szBuf[MAX_PATH_UTF8];
785 wchar_2_UTF8(szBuf,dp->data_w.cFileName);
786 dp->offset += copyin(*entry, szBuf);
787 } else if (dp->valid_a) { // copy ansi (only 1 will be valid)
788 dp->offset += copyin(*entry, dp->data_a.cFileName);
791 *result = entry; /* return entry address */
792 d_msg(__FILE__, __LINE__,
793 99, "readdir_r(%p, { d_name=\"%s\", d_reclen=%d, d_off=%d\n",
794 dirp, entry->d_name, entry->d_reclen, entry->d_off);
796 // d_msg(__FILE__, __LINE__, 99, "readdir_r !valid\n");
797 errno = b_errno_win32;
801 // get next file, try unicode first
803 dp->valid_w = p_FindNextFileW(dp->dirh, &dp->data_w);
804 else if (p_FindNextFileA)
805 dp->valid_a = p_FindNextFileA(dp->dirh, &dp->data_a);
815 * Dotted IP address to network address
821 inet_aton(const char *a, struct in_addr *inp)
824 uint32_t acc = 0, tmp = 0;
827 if (!isdigit(*cp)) { /* first char must be digit */
828 return 0; /* error */
832 tmp = (tmp * 10) + (*cp -'0');
833 } else if (*cp == '.' || *cp == 0) {
835 return 0; /* error */
837 acc = (acc << 8) + tmp;
841 return 0; /* error */
843 } while (*cp++ != 0);
844 if (dotc != 4) { /* want 3 .'s plus EOS */
845 return 0; /* error */
847 inp->s_addr = htonl(acc); /* store addr in network format */
852 nanosleep(const struct timespec *req, struct timespec *rem)
855 rem->tv_sec = rem->tv_nsec = 0;
856 Sleep((req->tv_sec * 1000) + (req->tv_nsec/100000));
861 init_signals(void terminate(int sig))
867 init_stack_dump(void)
874 pathconf(const char *path, int name)
878 if (strncmp(path, "\\\\?\\", 4) == 0)
890 WORD wVersionRequested = MAKEWORD( 1, 1);
893 int err = WSAStartup(wVersionRequested, &wsaData);
897 printf("Can not start Windows Sockets\n");
907 win32_chdir(const char *dir)
909 if (p_SetCurrentDirectoryW) {
910 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
911 UTF8_2_wchar(&pwszBuf, dir);
913 BOOL b=p_SetCurrentDirectoryW((LPCWSTR)pwszBuf);
914 free_pool_memory(pwszBuf);
917 errno = b_errno_win32;
921 else if (p_SetCurrentDirectoryA) {
922 if (0 == p_SetCurrentDirectoryA(dir)) {
923 errno = b_errno_win32;
933 win32_mkdir(const char *dir)
936 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
937 UTF8_2_wchar(&pwszBuf, dir);
939 int n=p_wmkdir((LPCWSTR)pwszBuf);
940 free_pool_memory(pwszBuf);
949 win32_getcwd(char *buf, int maxlen)
953 if (p_GetCurrentDirectoryW) {
954 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
955 pwszBuf = check_pool_memory_size (pwszBuf, maxlen*sizeof(WCHAR));
957 n = p_GetCurrentDirectoryW(maxlen, (LPWSTR) pwszBuf);
958 n = wchar_2_UTF8 (buf, (WCHAR*)pwszBuf, maxlen)-1;
959 free_pool_memory(pwszBuf);
961 } else if (p_GetCurrentDirectoryA)
962 n = p_GetCurrentDirectoryA(maxlen, buf);
964 if (n == 0 || n > maxlen) return NULL;
966 if (n+1 > maxlen) return NULL;
975 win32_fputs(const char *string, FILE *stream)
977 /* we use WriteConsoleA / WriteConsoleA
978 so we can be sure that unicode support works on win32.
979 with fallback if something fails
982 HANDLE hOut = GetStdHandle (STD_OUTPUT_HANDLE);
983 if (hOut && (hOut != INVALID_HANDLE_VALUE) && p_WideCharToMultiByte &&
984 p_MultiByteToWideChar && (stream == stdout)) {
986 POOLMEM* pwszBuf = get_pool_memory(PM_MESSAGE);
988 DWORD dwCharsWritten;
991 dwChars = UTF8_2_wchar(&pwszBuf, string);
993 /* try WriteConsoleW */
994 if (WriteConsoleW (hOut, pwszBuf, dwChars-1, &dwCharsWritten, NULL)) {
995 free_pool_memory(pwszBuf);
996 return dwCharsWritten;
999 /* convert to local codepage and try WriteConsoleA */
1000 POOLMEM* pszBuf = get_pool_memory(PM_MESSAGE);
1001 pszBuf = check_pool_memory_size(pszBuf, dwChars+1);
1003 dwChars = p_WideCharToMultiByte(GetConsoleOutputCP(),0,(LPCWSTR) pwszBuf,-1,pszBuf,dwChars,NULL,NULL);
1004 free_pool_memory(pwszBuf);
1006 if (WriteConsoleA (hOut, pszBuf, dwChars-1, &dwCharsWritten, NULL)) {
1007 free_pool_memory(pszBuf);
1008 return dwCharsWritten;
1012 return fputs(string, stream);
1016 win32_cgets (char* buffer, int len)
1018 /* we use console ReadConsoleA / ReadConsoleW to be able to read unicode
1019 from the win32 console and fallback if seomething fails */
1021 HANDLE hIn = GetStdHandle (STD_INPUT_HANDLE);
1022 if (hIn && (hIn != INVALID_HANDLE_VALUE) && p_WideCharToMultiByte && p_MultiByteToWideChar) {
1027 /* nt and unicode conversion */
1028 if (ReadConsoleW (hIn, wszBuf, 1024, &dwRead, NULL)) {
1030 /* null terminate at end */
1031 if (wszBuf[dwRead-1] == L'\n') {
1032 wszBuf[dwRead-1] = L'\0';
1036 if (wszBuf[dwRead-1] == L'\r') {
1037 wszBuf[dwRead-1] = L'\0';
1041 wchar_2_UTF8(buffer, wszBuf, len);
1045 /* win 9x and unicode conversion */
1046 if (ReadConsoleA (hIn, szBuf, 1024, &dwRead, NULL)) {
1048 /* null terminate at end */
1049 if (szBuf[dwRead-1] == L'\n') {
1050 szBuf[dwRead-1] = L'\0';
1054 if (szBuf[dwRead-1] == L'\r') {
1055 szBuf[dwRead-1] = L'\0';
1059 /* convert from ansii to WCHAR */
1060 p_MultiByteToWideChar(GetConsoleCP(), 0, szBuf, -1, wszBuf,1024);
1061 /* convert from WCHAR to UTF-8 */
1062 if (wchar_2_UTF8(buffer, wszBuf, len))
1068 if (fgets(buffer, len, stdin))
1075 win32_unlink(const char *filename)
1079 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
1080 UTF8_2_wchar(&pwszBuf, filename);
1081 nRetCode = _wunlink((LPCWSTR) pwszBuf);
1083 /* special case if file is readonly,
1084 we retry but unset attribute before */
1085 if (nRetCode == -1 && errno == EACCES && p_SetFileAttributesW && p_GetFileAttributesW) {
1086 DWORD dwAttr = p_GetFileAttributesW((LPCWSTR)pwszBuf);
1087 if (dwAttr != INVALID_FILE_ATTRIBUTES) {
1088 if (p_SetFileAttributesW((LPCWSTR)pwszBuf, dwAttr & ~FILE_ATTRIBUTE_READONLY)) {
1089 nRetCode = _wunlink((LPCWSTR) pwszBuf);
1090 /* reset to original if it didn't help */
1092 p_SetFileAttributesW((LPCWSTR)pwszBuf, dwAttr);
1096 free_pool_memory(pwszBuf);
1098 nRetCode = _unlink(filename);
1100 /* special case if file is readonly,
1101 we retry but unset attribute before */
1102 if (nRetCode == -1 && errno == EACCES && p_SetFileAttributesA && p_GetFileAttributesA) {
1103 DWORD dwAttr = p_GetFileAttributesA(filename);
1104 if (dwAttr != INVALID_FILE_ATTRIBUTES) {
1105 if (p_SetFileAttributesA(filename, dwAttr & ~FILE_ATTRIBUTE_READONLY)) {
1106 nRetCode = _unlink(filename);
1107 /* reset to original if it didn't help */
1109 p_SetFileAttributesA(filename, dwAttr);
1118 #include "mswinver.h"
1120 char WIN_VERSION_LONG[64];
1121 char WIN_VERSION[32];
1128 static winver INIT; // cause constructor to be called before main()
1133 winver::winver(void)
1135 const char *version = "";
1136 const char *platform = "";
1137 OSVERSIONINFO osvinfo;
1138 osvinfo.dwOSVersionInfoSize = sizeof(osvinfo);
1140 // Get the current OS version
1141 if (!GetVersionEx(&osvinfo)) {
1142 version = "Unknown";
1143 platform = "Unknown";
1146 switch (_mkversion(osvinfo.dwPlatformId, osvinfo.dwMajorVersion, osvinfo.dwMinorVersion))
1148 case MS_WINDOWS_95: (version = "Windows 95"); break;
1149 case MS_WINDOWS_98: (version = "Windows 98"); break;
1150 case MS_WINDOWS_ME: (version = "Windows ME"); break;
1151 case MS_WINDOWS_NT4:(version = "Windows NT 4.0"); platform = "NT"; break;
1152 case MS_WINDOWS_2K: (version = "Windows 2000");platform = "NT"; break;
1153 case MS_WINDOWS_XP: (version = "Windows XP");platform = "NT"; break;
1154 case MS_WINDOWS_S2003: (version = "Windows Server 2003");platform = "NT"; break;
1155 default: version = "Windows ??"; break;
1158 bstrncpy(WIN_VERSION_LONG, version, sizeof(WIN_VERSION_LONG));
1159 snprintf(WIN_VERSION, sizeof(WIN_VERSION), "%s %d.%d.%d",
1160 platform, osvinfo.dwMajorVersion, osvinfo.dwMinorVersion, osvinfo.dwBuildNumber);
1163 HANDLE h = CreateFile("G:\\foobar", GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL);
1167 BPIPE *b = open_bpipe("ls -l", 10, "r");
1169 while (!feof(b->rfd)) {
1170 fgets(buf, sizeof(buf), b->rfd);
1176 BOOL CreateChildProcess(VOID);
1177 VOID WriteToPipe(VOID);
1178 VOID ReadFromPipe(VOID);
1179 VOID ErrorExit(LPCSTR);
1180 VOID ErrMsg(LPTSTR, BOOL);
1183 * Check for a quoted path, if an absolute path name is given and it contains
1184 * spaces it will need to be quoted. i.e. "c:/Program Files/foo/bar.exe"
1185 * CreateProcess() says the best way to ensure proper results with executables
1186 * with spaces in path or filename is to quote the string.
1189 getArgv0(const char *cmdline)
1194 for (cp = cmdline; *cp; cp++)
1199 if (!inquote && isspace(*cp))
1204 int len = cp - cmdline;
1205 char *rval = (char *)malloc(len+1);
1219 * OK, so it would seem CreateProcess only handles true executables:
1220 * .com or .exe files.
1221 * So test to see whether we're getting a .bat file and if so grab
1222 * $COMSPEC value and pass batch file to it.
1225 CreateChildProcess(const char *cmdline, HANDLE in, HANDLE out, HANDLE err)
1227 PROCESS_INFORMATION piProcInfo;
1228 STARTUPINFOA siStartInfo;
1229 BOOL bFuncRetn = FALSE;
1231 // Set up members of the PROCESS_INFORMATION structure.
1233 ZeroMemory( &piProcInfo, sizeof(PROCESS_INFORMATION) );
1235 // Set up members of the STARTUPINFO structure.
1237 ZeroMemory( &siStartInfo, sizeof(STARTUPINFO) );
1238 siStartInfo.cb = sizeof(STARTUPINFO);
1239 // setup new process to use supplied handles for stdin,stdout,stderr
1240 // if supplied handles are not used the send a copy of our STD_HANDLE
1242 siStartInfo.dwFlags = STARTF_USESTDHANDLES;
1244 if (in != INVALID_HANDLE_VALUE)
1245 siStartInfo.hStdInput = in;
1247 siStartInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
1249 if (out != INVALID_HANDLE_VALUE)
1250 siStartInfo.hStdOutput = out;
1252 siStartInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
1253 if (err != INVALID_HANDLE_VALUE)
1254 siStartInfo.hStdError = err;
1256 siStartInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
1257 // Create the child process.
1261 const char *comspec = getenv("COMSPEC");
1263 if (comspec == NULL) // should never happen
1264 return INVALID_HANDLE_VALUE;
1266 char *cmdLine = (char *)alloca(strlen(cmdline) + strlen(comspec) + 16);
1268 strcpy(exeFile, comspec);
1269 strcpy(cmdLine, comspec);
1270 strcat(cmdLine, " /c ");
1271 strcat(cmdLine, cmdline);
1273 // try to execute program
1274 bFuncRetn = CreateProcessA(exeFile,
1275 cmdLine, // command line
1276 NULL, // process security attributes
1277 NULL, // primary thread security attributes
1278 TRUE, // handles are inherited
1279 0, // creation flags
1280 NULL, // use parent's environment
1281 NULL, // use parent's current directory
1282 &siStartInfo, // STARTUPINFO pointer
1283 &piProcInfo); // receives PROCESS_INFORMATION
1285 if (bFuncRetn == 0) {
1286 ErrorExit("CreateProcess failed\n");
1287 const char *err = errorString();
1288 d_msg(__FILE__, __LINE__, 99,
1289 "CreateProcess(%s, %s, ...)=%s\n", exeFile, cmdLine, err);
1290 LocalFree((void *)err);
1291 return INVALID_HANDLE_VALUE;
1293 // we don't need a handle on the process primary thread so we close
1295 CloseHandle(piProcInfo.hThread);
1297 return piProcInfo.hProcess;
1302 ErrorExit (LPCSTR lpszMessage)
1304 d_msg(__FILE__, __LINE__, 0, "%s", lpszMessage);
1309 typedef struct s_bpipe {
1311 time_t worker_stime;
1320 CloseIfValid(HANDLE handle)
1322 if (handle != INVALID_HANDLE_VALUE)
1323 CloseHandle(handle);
1328 open_bpipe(char *prog, int wait, const char *mode)
1330 HANDLE hChildStdinRd, hChildStdinWr, hChildStdinWrDup,
1331 hChildStdoutRd, hChildStdoutWr, hChildStdoutRdDup,
1334 SECURITY_ATTRIBUTES saAttr;
1338 hChildStdinRd = hChildStdinWr = hChildStdinWrDup =
1339 hChildStdoutRd = hChildStdoutWr = hChildStdoutRdDup =
1340 hInputFile = INVALID_HANDLE_VALUE;
1342 BPIPE *bpipe = (BPIPE *)malloc(sizeof(BPIPE));
1343 memset((void *)bpipe, 0, sizeof(BPIPE));
1345 int mode_read = (mode[0] == 'r');
1346 int mode_write = (mode[0] == 'w' || mode[1] == 'w');
1349 // Set the bInheritHandle flag so pipe handles are inherited.
1351 saAttr.nLength = sizeof(SECURITY_ATTRIBUTES);
1352 saAttr.bInheritHandle = TRUE;
1353 saAttr.lpSecurityDescriptor = NULL;
1357 // Create a pipe for the child process's STDOUT.
1358 if (! CreatePipe(&hChildStdoutRd, &hChildStdoutWr, &saAttr, 0)) {
1359 ErrorExit("Stdout pipe creation failed\n");
1362 // Create noninheritable read handle and close the inheritable read
1365 fSuccess = DuplicateHandle(GetCurrentProcess(), hChildStdoutRd,
1366 GetCurrentProcess(), &hChildStdoutRdDup , 0,
1368 DUPLICATE_SAME_ACCESS);
1370 ErrorExit("DuplicateHandle failed");
1374 CloseHandle(hChildStdoutRd);
1375 hChildStdoutRd = INVALID_HANDLE_VALUE;
1380 // Create a pipe for the child process's STDIN.
1382 if (!CreatePipe(&hChildStdinRd, &hChildStdinWr, &saAttr, 0)) {
1383 ErrorExit("Stdin pipe creation failed\n");
1387 // Duplicate the write handle to the pipe so it is not inherited.
1388 fSuccess = DuplicateHandle(GetCurrentProcess(), hChildStdinWr,
1389 GetCurrentProcess(), &hChildStdinWrDup,
1391 FALSE, // not inherited
1392 DUPLICATE_SAME_ACCESS);
1394 ErrorExit("DuplicateHandle failed");
1398 CloseHandle(hChildStdinWr);
1399 hChildStdinWr = INVALID_HANDLE_VALUE;
1401 // spawn program with redirected handles as appropriate
1402 bpipe->worker_pid = (pid_t)
1403 CreateChildProcess(prog, // commandline
1404 hChildStdinRd, // stdin HANDLE
1405 hChildStdoutWr, // stdout HANDLE
1406 hChildStdoutWr); // stderr HANDLE
1408 if ((HANDLE) bpipe->worker_pid == INVALID_HANDLE_VALUE)
1412 bpipe->worker_stime = time(NULL);
1415 CloseHandle(hChildStdoutWr); // close our write side so when
1416 // process terminates we can
1418 // ugly but convert WIN32 HANDLE to FILE*
1419 int rfd = _open_osfhandle((long)hChildStdoutRdDup, O_RDONLY);
1421 bpipe->rfd = _fdopen(rfd, "r");
1425 CloseHandle(hChildStdinRd); // close our read side so as not
1426 // to interfre with child's copy
1427 // ugly but convert WIN32 HANDLE to FILE*
1428 int wfd = _open_osfhandle((long)hChildStdinWrDup, O_WRONLY);
1430 bpipe->wfd = _fdopen(wfd, "w");
1435 bpipe->timer_id = start_child_timer(bpipe->worker_pid, wait);
1442 CloseIfValid(hChildStdoutRd);
1443 CloseIfValid(hChildStdoutRdDup);
1444 CloseIfValid(hChildStdinWr);
1445 CloseIfValid(hChildStdinWrDup);
1447 free((void *) bpipe);
1448 errno = b_errno_win32; /* do GetLastError() for error code */
1455 kill(int pid, int signal)
1458 if (!TerminateProcess((HANDLE)pid, (UINT) signal)) {
1460 errno = b_errno_win32;
1462 CloseHandle((HANDLE)pid);
1469 close_bpipe(BPIPE *bpipe)
1472 int32_t remaining_wait = bpipe->wait;
1474 if (remaining_wait == 0) { /* wait indefinitely */
1475 remaining_wait = INT32_MAX;
1479 if (!GetExitCodeProcess((HANDLE)bpipe->worker_pid, &exitCode)) {
1480 const char *err = errorString();
1481 rval = b_errno_win32;
1482 d_msg(__FILE__, __LINE__, 0,
1483 "GetExitCode error %s\n", err);
1484 LocalFree((void *)err);
1487 if (exitCode == STILL_ACTIVE) {
1488 if (remaining_wait <= 0) {
1489 rval = ETIME; /* timed out */
1492 bmicrosleep(1, 0); /* wait one second */
1494 } else if (exitCode != 0) {
1495 /* Truncate exit code as it doesn't seem to be correct */
1496 rval = (exitCode & 0xFF) | b_errno_exit;
1499 break; /* Shouldn't get here */
1503 if (bpipe->timer_id) {
1504 stop_child_timer(bpipe->timer_id);
1506 if (bpipe->rfd) fclose(bpipe->rfd);
1507 if (bpipe->wfd) fclose(bpipe->wfd);
1508 free((void *)bpipe);
1513 close_wpipe(BPIPE *bpipe)
1519 if (fclose(bpipe->wfd) != 0) {
1527 #include "findlib/find.h"
1530 utime(const char *fname, struct utimbuf *times)
1535 conv_unix_to_win32_path(fname, tmpbuf, 1024);
1537 cvt_utime_to_ftime(times->actime, acc);
1538 cvt_utime_to_ftime(times->modtime, mod);
1540 HANDLE h = INVALID_HANDLE_VALUE;
1542 if (p_CreateFileW) {
1543 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
1544 UTF8_2_wchar(&pwszBuf, tmpbuf);
1546 h = p_CreateFileW((LPCWSTR) pwszBuf,
1547 FILE_WRITE_ATTRIBUTES,
1554 free_pool_memory(pwszBuf);
1555 } else if (p_CreateFileA) {
1556 h = p_CreateFileA(tmpbuf,
1557 FILE_WRITE_ATTRIBUTES,
1565 if (h == INVALID_HANDLE_VALUE) {
1566 const char *err = errorString();
1567 d_msg(__FILE__, __LINE__, 99,
1568 "Cannot open file \"%s\" for utime(): ERR=%s", tmpbuf, err);
1569 LocalFree((void *)err);
1570 errno = b_errno_win32;
1574 int rval = SetFileTime(h, NULL, &acc, &mod) ? 0 : -1;
1577 errno = b_errno_win32;
1582 #if USE_WIN32_COMPAT_IO
1585 open(const char *file, int flags, int mode)
1588 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
1589 UTF8_2_wchar(&pwszBuf, file);
1591 int nRet = p_wopen((LPCWSTR) pwszBuf, flags|_O_BINARY, mode);
1592 free_pool_memory(pwszBuf);
1597 return _open(file, flags|_O_BINARY, mode);
1601 * Note, this works only for a file. If you want
1602 * to close a socket, use closesocket().
1603 * Bacula has been modified in src/lib/bnet.c
1604 * to use closesocket().
1613 #ifndef HAVE_WXCONSOLE
1615 read(int fd, void *buf, ssize_t len)
1617 return _read(fd, buf, (size_t)len);
1621 write(int fd, const void *buf, ssize_t len)
1623 return _write(fd, buf, (size_t)len);
1629 lseek(int fd, off_t offset, int whence)
1631 return (off_t)_lseeki64(fd, offset, whence);
1635 dup2(int fd1, int fd2)
1637 return _dup2(fd1, fd2);
1642 open(const char *file, int flags, int mode)
1645 DWORD shareMode = 0;
1648 HANDLE foo = INVALID_HANDLE_VALUE;
1649 const char *remap = file;
1651 if (flags & O_WRONLY) access = GENERIC_WRITE;
1652 else if (flags & O_RDWR) access = GENERIC_READ|GENERIC_WRITE;
1653 else access = GENERIC_READ;
1655 if (flags & O_CREAT) create = CREATE_NEW;
1656 else create = OPEN_EXISTING;
1658 if (flags & O_TRUNC) create = TRUNCATE_EXISTING;
1660 if (!(flags & O_EXCL))
1661 shareMode = FILE_SHARE_DELETE|FILE_SHARE_READ|FILE_SHARE_WRITE;
1663 if (flags & O_APPEND) {
1664 printf("open...APPEND not implemented yet.");
1668 if (p_CreateFileW) {
1669 POOLMEM* pwszBuf = get_pool_memory(PM_FNAME);
1670 UTF8_2_wchar(pwszBuf, file);
1672 foo = p_CreateFileW((LPCWSTR) pwszBuf, access, shareMode, NULL, create, msflags, NULL);
1673 free_pool_memory(pwszBuf);
1675 else if (p_CreateFileA)
1676 foo = CreateFile(file, access, shareMode, NULL, create, msflags, NULL);
1678 if (INVALID_HANDLE_VALUE == foo) {
1679 errno = b_errno_win32;
1690 if (!CloseHandle((HANDLE)fd)) {
1691 errno = b_errno_win32;
1699 write(int fd, const void *data, ssize_t len)
1703 status = WriteFile((HANDLE)fd, data, len, &bwrite, NULL);
1704 if (status) return bwrite;
1705 errno = b_errno_win32;
1711 read(int fd, void *data, ssize_t len)
1716 status = ReadFile((HANDLE)fd, data, len, &bread, NULL);
1717 if (status) return bread;
1718 errno = b_errno_win32;
1723 lseek(int fd, off_t offset, int whence)
1729 method = FILE_BEGIN;
1732 method = FILE_CURRENT;
1742 if ((val=SetFilePointer((HANDLE)fd, (DWORD)offset, NULL, method)) == INVALID_SET_FILE_POINTER) {
1743 errno = b_errno_win32;
1746 /* ***FIXME*** I doubt this works right */
1763 /* syslog function, added by Nicolas Boichat */