diff options
Diffstat (limited to 'win/tclWinFile.c')
| -rwxr-xr-x | win/tclWinFile.c | 1598 |
1 files changed, 685 insertions, 913 deletions
diff --git a/win/tclWinFile.c b/win/tclWinFile.c index 8ee4bce..b9787c7 100755 --- a/win/tclWinFile.c +++ b/win/tclWinFile.c @@ -16,9 +16,13 @@ #include "tclFileSystem.h" #include <winioctl.h> #include <shlobj.h> -#include <lmaccess.h> /* For TclpGetUserHome(). */ +#include <lm.h> /* For TclpGetUserHome(). */ #include <userenv.h> /* For TclpGetUserHome(). */ +#include <aclapi.h> /* For GetNamedSecurityInfo */ +#ifdef _MSC_VER +# pragma comment(lib, "userenv.lib") +#endif /* * The number of 100-ns intervals between the Windows system epoch (1601-01-01 * on the proleptic Gregorian calendar) and the Posix epoch (1970-01-01). @@ -141,28 +145,6 @@ typedef struct { WCHAR dummyBuf[MAX_PATH * 3]; } DUMMY_REPARSE_BUFFER; -#if defined(_MSC_VER) && (_MSC_VER <= 1100) -#undef HAVE_NO_FINDEX_ENUMS -#define HAVE_NO_FINDEX_ENUMS -#elif !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0400) -#undef HAVE_NO_FINDEX_ENUMS -#define HAVE_NO_FINDEX_ENUMS -#endif - -#ifdef HAVE_NO_FINDEX_ENUMS -/* These two aren't in VC++ 5.2 headers */ -typedef enum _FINDEX_INFO_LEVELS { - FindExInfoStandard, - FindExInfoMaxInfoLevel -} FINDEX_INFO_LEVELS; -typedef enum _FINDEX_SEARCH_OPS { - FindExSearchNameMatch, - FindExSearchLimitToDirectories, - FindExSearchLimitToDevices, - FindExSearchMaxSearchOp -} FINDEX_SEARCH_OPS; -#endif /* HAVE_NO_FINDEX_ENUMS */ - /* * Other typedefs required by this code. */ @@ -170,18 +152,6 @@ typedef enum _FINDEX_SEARCH_OPS { static time_t ToCTime(FILETIME fileTime); static void FromCTime(time_t posixTime, FILETIME *fileTime); -typedef NET_API_STATUS NET_API_FUNCTION NETUSERGETINFOPROC( - LPWSTR servername, LPWSTR username, DWORD level, LPBYTE *bufptr); - -typedef NET_API_STATUS NET_API_FUNCTION NETAPIBUFFERFREEPROC(LPVOID Buffer); - -typedef NET_API_STATUS NET_API_FUNCTION NETGETDCNAMEPROC( - LPWSTR servername, LPWSTR domainname, LPBYTE *bufptr); - -typedef BOOL WINAPI GETPROFILESDIRECTORYPROC( - LPWSTR lpProfilesDir, LPDWORD lpcchSize -); - /* * Declarations for local functions defined in this file: */ @@ -207,6 +177,7 @@ static int WinLink(const TCHAR *LinkSource, const TCHAR *LinkTarget, int linkAction); static int WinSymLinkDirectory(const TCHAR *LinkDirectory, const TCHAR *LinkTarget); +MODULE_SCOPE TCL_NORETURN void tclWinDebugPanic(const char *format, ...); /* *-------------------------------------------------------------------- @@ -224,7 +195,7 @@ WinLink( const TCHAR *linkTargetPath, int linkAction) { - WCHAR tempFileName[MAX_PATH]; + TCHAR tempFileName[MAX_PATH]; TCHAR *tempFilePart; DWORD attr; @@ -232,8 +203,8 @@ WinLink( * Get the full path referenced by the target. */ - if (!(*tclWinProcs->getFullPathNameProc)(linkTargetPath, MAX_PATH, - tempFileName, &tempFilePart)) { + if (!GetFullPathName(linkTargetPath, MAX_PATH, tempFileName, + &tempFilePart)) { /* * Invalid file. */ @@ -246,7 +217,7 @@ WinLink( * Make sure source file doesn't exist. */ - attr = (*tclWinProcs->getFileAttributesProc)(linkSourcePath); + attr = GetFileAttributes(linkSourcePath); if (attr != INVALID_FILE_ATTRIBUTES) { Tcl_SetErrno(EEXIST); return -1; @@ -256,8 +227,8 @@ WinLink( * Get the full path referenced by the source file/directory. */ - if (!(*tclWinProcs->getFullPathNameProc)(linkSourcePath, MAX_PATH, - tempFileName, &tempFilePart)) { + if (!GetFullPathName(linkSourcePath, MAX_PATH, tempFileName, + &tempFilePart)) { /* * Invalid file. */ @@ -270,43 +241,36 @@ WinLink( * Check the target. */ - attr = (*tclWinProcs->getFileAttributesProc)(linkTargetPath); + attr = GetFileAttributes(linkTargetPath); if (attr == INVALID_FILE_ATTRIBUTES) { /* * The target doesn't exist. */ TclWinConvertError(GetLastError()); - return -1; - } else if ((attr & FILE_ATTRIBUTE_DIRECTORY) == 0) { /* * It is a file. */ - if (tclWinProcs->createHardLinkProc == NULL) { - Tcl_SetErrno(ENOTDIR); - return -1; - } - if (linkAction & TCL_CREATE_HARD_LINK) { - if (!(*tclWinProcs->createHardLinkProc)(linkSourcePath, - linkTargetPath, NULL)) { - TclWinConvertError(GetLastError()); - return -1; + if (CreateHardLink(linkSourcePath, linkTargetPath, NULL)) { + /* + * Success! + */ + + return 0; } - return 0; + TclWinConvertError(GetLastError()); } else if (linkAction & TCL_CREATE_SYMBOLIC_LINK) { /* * Can't symlink files. */ Tcl_SetErrno(ENOTDIR); - return -1; } else { Tcl_SetErrno(ENODEV); - return -1; } } else { /* @@ -323,12 +287,11 @@ WinLink( */ Tcl_SetErrno(EISDIR); - return -1; } else { Tcl_SetErrno(ENODEV); - return -1; } } + return -1; } /* @@ -345,7 +308,7 @@ static Tcl_Obj * WinReadLink( const TCHAR *linkSourcePath) { - WCHAR tempFileName[MAX_PATH]; + TCHAR tempFileName[MAX_PATH]; TCHAR *tempFilePart; DWORD attr; @@ -353,8 +316,8 @@ WinReadLink( * Get the full path referenced by the target. */ - if (!(*tclWinProcs->getFullPathNameProc)(linkSourcePath, MAX_PATH, - tempFileName, &tempFilePart)) { + if (!GetFullPathName(linkSourcePath, MAX_PATH, tempFileName, + &tempFilePart)) { /* * Invalid file. */ @@ -367,7 +330,7 @@ WinReadLink( * Make sure source file does exist. */ - attr = (*tclWinProcs->getFileAttributesProc)(linkSourcePath); + attr = GetFileAttributes(linkSourcePath); if (attr == INVALID_FILE_ATTRIBUTES) { /* * The source doesn't exist. @@ -383,9 +346,9 @@ WinReadLink( Tcl_SetErrno(ENOTDIR); return NULL; - } else { - return WinReadLinkDirectory(linkSourcePath); } + + return WinReadLinkDirectory(linkSourcePath); } /* @@ -524,9 +487,8 @@ TclWinSymLinkDelete( memset(reparseBuffer, 0, sizeof(DUMMY_REPARSE_BUFFER)); reparseBuffer->ReparseTag = IO_REPARSE_TAG_MOUNT_POINT; - hFile = (*tclWinProcs->createFileProc)(linkOrigPath, GENERIC_WRITE, 0, - NULL, OPEN_EXISTING, - FILE_FLAG_OPEN_REPARSE_POINT|FILE_FLAG_BACKUP_SEMANTICS, NULL); + hFile = CreateFile(linkOrigPath, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, + FILE_FLAG_OPEN_REPARSE_POINT | FILE_FLAG_BACKUP_SEMANTICS, NULL); if (hFile != INVALID_HANDLE_VALUE) { if (!DeviceIoControl(hFile, FSCTL_DELETE_REPARSE_POINT, reparseBuffer, @@ -540,7 +502,7 @@ TclWinSymLinkDelete( } else { CloseHandle(hFile); if (!linkOnly) { - (*tclWinProcs->removeDirectoryProc)(linkOrigPath); + RemoveDirectory(linkOrigPath); } return 0; } @@ -585,7 +547,7 @@ WinReadLinkDirectory( Tcl_DString ds; const char *copy; - attr = (*tclWinProcs->getFileAttributesProc)(linkDirPath); + attr = GetFileAttributes(linkDirPath); if (!(attr & FILE_ATTRIBUTE_REPARSE_POINT)) { goto invalidError; } @@ -610,6 +572,7 @@ WinReadLinkDirectory( */ offset = 0; +#ifdef UNICODE if (reparseBuffer->MountPointReparseBuffer.PathBuffer[0] == L'\\') { /* * Check whether this is a mounted volume. @@ -671,8 +634,9 @@ WinReadLinkDirectory( offset = 4; } } +#endif /* UNICODE */ - Tcl_WinTCharToUtf((const char *) + Tcl_WinTCharToUtf((const TCHAR *) reparseBuffer->MountPointReparseBuffer.PathBuffer, (int) reparseBuffer->MountPointReparseBuffer .SubstituteNameLength, &ds); @@ -718,9 +682,8 @@ NativeReadReparse( HANDLE hFile; DWORD returnedLength; - hFile = (*tclWinProcs->createFileProc)(linkDirPath, desiredAccess, FILE_SHARE_READ, - NULL, OPEN_EXISTING, - FILE_FLAG_OPEN_REPARSE_POINT|FILE_FLAG_BACKUP_SEMANTICS, NULL); + hFile = CreateFile(linkDirPath, desiredAccess, FILE_SHARE_READ, NULL, OPEN_EXISTING, + FILE_FLAG_OPEN_REPARSE_POINT | FILE_FLAG_BACKUP_SEMANTICS, NULL); if (hFile == INVALID_HANDLE_VALUE) { /* @@ -778,7 +741,7 @@ NativeWriteReparse( * Create the directory - it must not already exist. */ - if ((*tclWinProcs->createDirectoryProc)(linkDirPath, NULL) == 0) { + if (CreateDirectory(linkDirPath, NULL) == 0) { /* * Error creating directory. */ @@ -786,9 +749,9 @@ NativeWriteReparse( TclWinConvertError(GetLastError()); return -1; } - hFile = (*tclWinProcs->createFileProc)(linkDirPath, GENERIC_WRITE, 0, - NULL, OPEN_EXISTING, - FILE_FLAG_OPEN_REPARSE_POINT|FILE_FLAG_BACKUP_SEMANTICS, NULL); + hFile = CreateFile(linkDirPath, GENERIC_WRITE, 0, NULL, + OPEN_EXISTING, FILE_FLAG_OPEN_REPARSE_POINT + | FILE_FLAG_BACKUP_SEMANTICS, NULL); if (hFile == INVALID_HANDLE_VALUE) { /* * Error creating directory. @@ -811,7 +774,7 @@ NativeWriteReparse( TclWinConvertError(GetLastError()); CloseHandle(hFile); - (*tclWinProcs->removeDirectoryProc)(linkDirPath); + RemoveDirectory(linkDirPath); return -1; } CloseHandle(hFile); @@ -824,6 +787,65 @@ NativeWriteReparse( } /* + *---------------------------------------------------------------------- + * + * tclWinDebugPanic -- + * + * Display a message. If a debugger is present, present it directly to + * the debugger, otherwise use a MessageBox. + * + * Results: + * None. + * + * Side effects: + * None. + * + *---------------------------------------------------------------------- + */ + +TCL_NORETURN void +tclWinDebugPanic( + const char *format, ...) +{ +#define TCL_MAX_WARN_LEN 1024 + va_list argList; + char buf[TCL_MAX_WARN_LEN * TCL_UTF_MAX]; + WCHAR msgString[TCL_MAX_WARN_LEN]; + + va_start(argList, format); + vsnprintf(buf, sizeof(buf), format, argList); + + msgString[TCL_MAX_WARN_LEN-1] = L'\0'; + MultiByteToWideChar(CP_UTF8, 0, buf, -1, msgString, TCL_MAX_WARN_LEN); + + /* + * Truncate MessageBox string if it is too long to not overflow the screen + * and cause possible oversized window error. + */ + + if (msgString[TCL_MAX_WARN_LEN-1] != L'\0') { + memcpy(msgString + (TCL_MAX_WARN_LEN - 5), L" ...", 5 * sizeof(WCHAR)); + } + if (IsDebuggerPresent()) { + OutputDebugStringW(msgString); + } else { + MessageBeep(MB_ICONEXCLAMATION); + MessageBoxW(NULL, msgString, L"Fatal Error", + MB_ICONSTOP | MB_OK | MB_TASKMODAL | MB_SETFOREGROUND); + } +#if defined(__GNUC__) + __builtin_trap(); +#elif defined(_WIN64) + __debugbreak(); +#elif defined(_MSC_VER) && defined (_M_IX86) + _asm {int 3} +#else + DebugBreak(); +#endif + abort(); +} + +/* *--------------------------------------------------------------------------- * * TclpFindExecutable -- @@ -842,28 +864,33 @@ NativeWriteReparse( void TclpFindExecutable( - const char *argv0) /* The value of the application's argv[0] - * (native). */ + const char *argv0) /* If NULL, install PanicMessageBox, otherwise + * ignore. */ { WCHAR wName[MAX_PATH]; char name[MAX_PATH * TCL_UTF_MAX]; /* * Under Windows we ignore argv0, and return the path for the file used to - * create this process. + * create this process. Only if it is NULL, install a new panic handler. */ - if (GetModuleFileNameW(NULL, wName, MAX_PATH) == 0) { - GetModuleFileNameA(NULL, name, sizeof(name)); + if (argv0 == NULL) { + Tcl_SetPanicProc(tclWinDebugPanic); + } - /* - * Convert to WCHAR to get out of ANSI codepage - */ +#ifdef UNICODE + GetModuleFileNameW(NULL, wName, MAX_PATH); +#else + GetModuleFileNameA(NULL, name, sizeof(name)); - MultiByteToWideChar(CP_ACP, 0, name, -1, wName, MAX_PATH); - } + /* + * Convert to WCHAR to get out of ANSI codepage + */ - WideCharToMultiByte(CP_UTF8, 0, wName, -1, name, sizeof(name), NULL,NULL); + MultiByteToWideChar(CP_ACP, 0, name, -1, wName, MAX_PATH); +#endif + WideCharToMultiByte(CP_UTF8, 0, wName, -1, name, sizeof(name), NULL, NULL); TclWinNoBackslash(name); TclSetObjNameOfExecutable(Tcl_NewStringObj(name, -1), NULL); } @@ -909,6 +936,7 @@ TclpMatchInDirectory( if (pattern == NULL || (*pattern == '\0')) { Tcl_Obj *norm = Tcl_FSGetNormalizedPath(NULL, pathPtr); + if (norm != NULL) { /* * Match a single file directly. @@ -916,23 +944,16 @@ TclpMatchInDirectory( int len; DWORD attr; + WIN32_FILE_ATTRIBUTE_DATA data; const char *str = Tcl_GetStringFromObj(norm,&len); - native = (const TCHAR *) Tcl_FSGetNativePath(pathPtr); + native = Tcl_FSGetNativePath(pathPtr); - if (tclWinProcs->getFileAttributesExProc == NULL) { - attr = (*tclWinProcs->getFileAttributesProc)(native); - if (attr == 0xffffffff) { - return TCL_OK; - } - } else { - WIN32_FILE_ATTRIBUTE_DATA data; - if ((*tclWinProcs->getFileAttributesExProc)(native, - GetFileExInfoStandard, &data) != TRUE) { - return TCL_OK; - } - attr = data.dwFileAttributes; + if (GetFileAttributesEx(native, + GetFileExInfoStandard, &data) != TRUE) { + return TCL_OK; } + attr = data.dwFileAttributes; if (NativeMatchType(WinIsDrive(str,len), attr, native, types)) { Tcl_ListObjAppendElement(interp, resultPtr, pathPtr); @@ -942,7 +963,7 @@ TclpMatchInDirectory( } else { DWORD attr; HANDLE handle; - WIN32_FIND_DATAT data; + WIN32_FIND_DATA data; const char *dirName; /* UTF-8 dir name, later with pattern * appended. */ int dirLength; @@ -971,9 +992,10 @@ TclpMatchInDirectory( if (native == NULL) { return TCL_OK; } - attr = (*tclWinProcs->getFileAttributesProc)(native); + attr = GetFileAttributes(native); - if ((attr == 0xffffffff) || ((attr & FILE_ATTRIBUTE_DIRECTORY) == 0)) { + if ((attr == INVALID_FILE_ATTRIBUTES) + || ((attr & FILE_ATTRIBUTE_DIRECTORY) == 0)) { return TCL_OK; } @@ -988,7 +1010,7 @@ TclpMatchInDirectory( lastChar = dirName[dirLength -1]; if ((lastChar != '\\') && (lastChar != '/') && (lastChar != ':')) { - Tcl_DStringAppend(&dsOrig, "/", 1); + TclDStringAppendLiteral(&dsOrig, "/"); dirLength++; } dirName = Tcl_DStringValue(&dsOrig); @@ -1008,25 +1030,25 @@ TclpMatchInDirectory( dirName = Tcl_DStringAppend(&dsOrig, pattern, -1); } else { - dirName = Tcl_DStringAppend(&dsOrig, "*.*", 3); + dirName = TclDStringAppendLiteral(&dsOrig, "*.*"); } native = Tcl_WinUtfToTChar(dirName, -1, &ds); - if (tclWinProcs->findFirstFileExProc == NULL || (types == NULL) - || (types->type != TCL_GLOB_TYPE_DIR)) { - handle = (*tclWinProcs->findFirstFileProc)(native, &data); + if ((types == NULL) || (types->type != TCL_GLOB_TYPE_DIR)) { + handle = FindFirstFile(native, &data); } else { /* * We can be more efficient, for pure directory requests. */ - handle = (*tclWinProcs->findFirstFileExProc)(native, + handle = FindFirstFileEx(native, FindExInfoStandard, &data, FindExSearchLimitToDirectories, NULL, 0); } if (handle == INVALID_HANDLE_VALUE) { DWORD err = GetLastError(); + Tcl_DStringFree(&ds); if (err == ERROR_FILE_NOT_FOUND) { /* @@ -1040,10 +1062,9 @@ TclpMatchInDirectory( TclWinConvertError(err); if (interp != NULL) { - Tcl_ResetResult(interp); - Tcl_AppendResult(interp, "couldn't read directory \"", - Tcl_DStringValue(&dsOrig), "\": ", - Tcl_PosixError(interp), NULL); + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "couldn't read directory \"%s\": %s", + Tcl_DStringValue(&dsOrig), Tcl_PosixError(interp))); } Tcl_DStringFree(&dsOrig); return TCL_ERROR; @@ -1083,14 +1104,8 @@ TclpMatchInDirectory( int checkDrive = 0, isDrive; DWORD attr; - if (tclWinProcs->useWide) { - native = (const TCHAR *) data.w.cFileName; - attr = data.w.dwFileAttributes; - } else { - native = (const TCHAR *) data.a.cFileName; - attr = data.a.dwFileAttributes; - } - + native = data.cFileName; + attr = data.dwFileAttributes; utfname = Tcl_WinTCharToUtf(native, -1, &ds); if (!matchSpecialDots) { @@ -1133,6 +1148,7 @@ TclpMatchInDirectory( if (checkDrive) { const char *fullname = Tcl_DStringAppend(&dsOrig, utfname, Tcl_DStringLength(&ds)); + isDrive = WinIsDrive(fullname, Tcl_DStringLength(&dsOrig)); Tcl_DStringSetLength(&dsOrig, dirLength); } else { @@ -1150,7 +1166,7 @@ TclpMatchInDirectory( */ Tcl_DStringFree(&ds); - } while ((*tclWinProcs->findNextFileProc)(handle, &data) == TRUE); + } while (FindNextFile(handle, &data) == TRUE); FindClose(handle); Tcl_DStringFree(&dsOrig); @@ -1323,92 +1339,85 @@ NativeMatchType( * If invisible, don't return the file. */ - if (attr & FILE_ATTRIBUTE_HIDDEN && !isDrive) { + return !(attr & FILE_ATTRIBUTE_HIDDEN && !isDrive); + } + + if (attr & FILE_ATTRIBUTE_HIDDEN && !isDrive) { + /* + * If invisible. + */ + + if ((types->perm == 0) || !(types->perm & TCL_GLOB_PERM_HIDDEN)) { return 0; } } else { - if (attr & FILE_ATTRIBUTE_HIDDEN && !isDrive) { - /* - * If invisible. - */ - - if ((types->perm == 0) || !(types->perm & TCL_GLOB_PERM_HIDDEN)) { - return 0; - } - } else { - /* - * Visible. - */ + /* + * Visible. + */ - if (types->perm & TCL_GLOB_PERM_HIDDEN) { - return 0; - } + if (types->perm & TCL_GLOB_PERM_HIDDEN) { + return 0; } + } - if (types->perm != 0) { - if (((types->perm & TCL_GLOB_PERM_RONLY) && - !(attr & FILE_ATTRIBUTE_READONLY)) || - ((types->perm & TCL_GLOB_PERM_R) && - (0 /* File exists => R_OK on Windows */)) || - ((types->perm & TCL_GLOB_PERM_W) && - (attr & FILE_ATTRIBUTE_READONLY)) || - ((types->perm & TCL_GLOB_PERM_X) && - (!(attr & FILE_ATTRIBUTE_DIRECTORY) - && !NativeIsExec(nativeName)))) { - return 0; - } + if (types->perm != 0) { + if (((types->perm & TCL_GLOB_PERM_RONLY) && + !(attr & FILE_ATTRIBUTE_READONLY)) || + ((types->perm & TCL_GLOB_PERM_R) && + (0 /* File exists => R_OK on Windows */)) || + ((types->perm & TCL_GLOB_PERM_W) && + (attr & FILE_ATTRIBUTE_READONLY)) || + ((types->perm & TCL_GLOB_PERM_X) && + (!(attr & FILE_ATTRIBUTE_DIRECTORY) + && !NativeIsExec(nativeName)))) { + return 0; } - if ((types->type & TCL_GLOB_TYPE_DIR) - && (attr & FILE_ATTRIBUTE_DIRECTORY)) { - /* - * Quicker test for directory, which is a common case. - */ + } - return 1; + if ((types->type & TCL_GLOB_TYPE_DIR) + && (attr & FILE_ATTRIBUTE_DIRECTORY)) { + /* + * Quicker test for directory, which is a common case. + */ - } else if (types->type != 0) { - unsigned short st_mode; - int isExec = NativeIsExec(nativeName); + return 1; - st_mode = NativeStatMode(attr, 0, isExec); + } else if (types->type != 0) { + unsigned short st_mode; + int isExec = NativeIsExec(nativeName); - /* - * In order bcdpfls as in 'find -t' - */ + st_mode = NativeStatMode(attr, 0, isExec); + + /* + * In order bcdpfls as in 'find -t' + */ - if (((types->type&TCL_GLOB_TYPE_BLOCK) && S_ISBLK(st_mode)) || - ((types->type&TCL_GLOB_TYPE_CHAR) && S_ISCHR(st_mode)) || - ((types->type&TCL_GLOB_TYPE_DIR) && S_ISDIR(st_mode)) || - ((types->type&TCL_GLOB_TYPE_PIPE) && S_ISFIFO(st_mode)) || + if (((types->type&TCL_GLOB_TYPE_BLOCK) && S_ISBLK(st_mode)) || + ((types->type&TCL_GLOB_TYPE_CHAR) && S_ISCHR(st_mode)) || + ((types->type&TCL_GLOB_TYPE_DIR) && S_ISDIR(st_mode)) || + ((types->type&TCL_GLOB_TYPE_PIPE) && S_ISFIFO(st_mode)) || #ifdef S_ISSOCK - ((types->type&TCL_GLOB_TYPE_SOCK) && S_ISSOCK(st_mode)) || + ((types->type&TCL_GLOB_TYPE_SOCK) && S_ISSOCK(st_mode)) || #endif - ((types->type&TCL_GLOB_TYPE_FILE) && S_ISREG(st_mode))) { - /* - * Do nothing - this file is ok. - */ - } else { + ((types->type&TCL_GLOB_TYPE_FILE) && S_ISREG(st_mode))) { + /* + * Do nothing - this file is ok. + */ + } else { #ifdef S_ISLNK - if (types->type & TCL_GLOB_TYPE_LINK) { - st_mode = NativeStatMode(attr, 1, isExec); - if (S_ISLNK(st_mode)) { - return 1; - } + if (types->type & TCL_GLOB_TYPE_LINK) { + st_mode = NativeStatMode(attr, 1, isExec); + if (S_ISLNK(st_mode)) { + return 1; } -#endif - return 0; } +#endif /* S_ISLNK */ + return 0; } } return 1; } -static void -FreeLoadLibHandle( - ClientData clientData) -{ - FreeLibrary((HMODULE)clientData); -} /* *---------------------------------------------------------------------- * @@ -1430,134 +1439,90 @@ FreeLoadLibHandle( *---------------------------------------------------------------------- */ -char * +const char * TclpGetUserHome( const char *name, /* User name for desired home directory. */ Tcl_DString *bufferPtr) /* Uninitialized or free DString filled with * name of user's home directory. */ { - char *result; - - static NETAPIBUFFERFREEPROC *netApiBufferFreeProc; - static NETGETDCNAMEPROC *netGetDCNameProc; - static NETUSERGETINFOPROC *netUserGetInfoProc; - static GETPROFILESDIRECTORYPROC *getProfilesDirectoryProc; - static int apistubs = 0; + char *result = NULL; + USER_INFO_1 *uiPtr; + Tcl_DString ds; + int nameLen = -1; + int rc = 0; + const char *domain; + WCHAR *wName, *wHomeDir, *wDomain; + WCHAR buf[MAX_PATH]; - result = NULL; Tcl_DStringInit(bufferPtr); - if (!apistubs) { - HINSTANCE handle; - TCL_DECLARE_MUTEX(initializeMutex) - Tcl_MutexLock(&initializeMutex); - if (!apistubs) { - handle = LoadLibraryA("netapi32.dll"); - if (handle) { - netApiBufferFreeProc = (NETAPIBUFFERFREEPROC *) - GetProcAddress(handle, "NetApiBufferFree"); - netGetDCNameProc = (NETGETDCNAMEPROC *) - GetProcAddress(handle, "NetGetDCName"); - netUserGetInfoProc = (NETUSERGETINFOPROC *) - GetProcAddress(handle, "NetUserGetInfo"); - Tcl_CreateExitHandler(FreeLoadLibHandle, handle); - } - handle = LoadLibraryA("userenv.dll"); - if (handle) { - getProfilesDirectoryProc = (GETPROFILESDIRECTORYPROC *) - GetProcAddress(handle, "GetProfilesDirectoryW"); - Tcl_CreateExitHandler(FreeLoadLibHandle, handle); - } - - apistubs = -1; - if ( (netUserGetInfoProc != NULL) && (netGetDCNameProc != NULL) - && (netApiBufferFreeProc != NULL) && (getProfilesDirectoryProc != NULL) - ) { - apistubs = 1; + wDomain = NULL; + domain = Tcl_UtfFindFirst(name, '@'); + if (domain == NULL) { + const char *ptr; + + /* no domain - firstly check it's the current user */ + if ( (ptr = TclpGetUserName(&ds)) != NULL + && strcasecmp(name, ptr) == 0 + ) { + /* try safest and fastest way to get current user home */ + ptr = TclGetEnv("HOME", &ds); + if (ptr != NULL) { + Tcl_JoinPath(1, &ptr, bufferPtr); + rc = 1; + result = Tcl_DStringValue(bufferPtr); } } - Tcl_MutexUnlock(&initializeMutex); - } - - if (apistubs == 1) { - USER_INFO_1 *uiPtr; - Tcl_DString ds; - int nameLen, rc; - const char *domain; - WCHAR *wName, *wHomeDir, *wDomain; - WCHAR buf[MAX_PATH]; - - rc = 0; - nameLen = -1; - wDomain = NULL; - domain = Tcl_UtfFindFirst(name, '@'); - if (domain == NULL) { - const char *ptr; - - /* no domain - firstly check it's the current user */ - if ( (ptr = TclpGetUserName(&ds)) != NULL - && strcasecmp(name, ptr) == 0 - ) { - /* try safest and fastest way to get current user home */ - ptr = TclGetEnv("HOME", &ds); - if (ptr != NULL) { - Tcl_JoinPath(1, &ptr, bufferPtr); - rc = 1; - result = Tcl_DStringValue(bufferPtr); - } - } - Tcl_DStringFree(&ds); - } else { - Tcl_DStringInit(&ds); - wName = Tcl_UtfToUniCharDString(domain + 1, -1, &ds); - rc = (netGetDCNameProc)(NULL, wName, (LPBYTE *) &wDomain); - Tcl_DStringFree(&ds); - nameLen = domain - name; + Tcl_DStringFree(&ds); + } else { + Tcl_DStringInit(&ds); + wName = Tcl_UtfToUniCharDString(domain + 1, -1, &ds); + rc = NetGetDCName(NULL, wName, (LPBYTE *) &wDomain); + Tcl_DStringFree(&ds); + nameLen = domain - name; + } + if (rc == 0) { + Tcl_DStringInit(&ds); + wName = Tcl_UtfToUniCharDString(name, nameLen, &ds); + while (NetUserGetInfo(wDomain, wName, 1, (LPBYTE *) &uiPtr) != 0) { + /* + * user does not exists - if domain was not specified, + * try again using current domain. + */ + rc = 1; + if (domain != NULL) break; + /* get current domain */ + rc = NetGetDCName(NULL, NULL, (LPBYTE *) &wDomain); + if (rc != 0) break; + domain = INT2PTR(-1); /* repeat once */ } if (rc == 0) { - Tcl_DStringInit(&ds); - wName = Tcl_UtfToUniCharDString(name, nameLen, &ds); - while ((netUserGetInfoProc)(wDomain, wName, 1, - (LPBYTE *) &uiPtr) != 0) { - /* - * user does not exists - if domain was not specified, - * try again using current domain. + DWORD i, size = MAX_PATH; + wHomeDir = uiPtr->usri1_home_dir; + if ((wHomeDir != NULL) && (wHomeDir[0] != L'\0')) { + size = lstrlenW(wHomeDir); + Tcl_UniCharToUtfDString(wHomeDir, size, bufferPtr); + } else { + /* + * User exists but has no home dir. Return + * "{GetProfilesDirectory}/<user>". */ - rc = 1; - if (domain != NULL) break; - /* get current domain */ - rc = (netGetDCNameProc)(NULL, NULL, (LPBYTE *) &wDomain); - if (rc != 0) break; - domain = INT2PTR(-1); /* repeat once */ + GetProfilesDirectoryW(buf, &size); + Tcl_UniCharToUtfDString(buf, size-1, bufferPtr); + Tcl_DStringAppend(bufferPtr, "/", 1); + Tcl_DStringAppend(bufferPtr, name, nameLen); } - if (rc == 0) { - DWORD i, size = MAX_PATH; - wHomeDir = uiPtr->usri1_home_dir; - if ((wHomeDir != NULL) && (wHomeDir[0] != L'\0')) { - size = lstrlenW(wHomeDir); - Tcl_UniCharToUtfDString(wHomeDir, size, bufferPtr); - } else { - /* - * User exists but has no home dir. Return - * "{GetProfilesDirectory}/<user>". - */ - getProfilesDirectoryProc(buf, &size); - Tcl_UniCharToUtfDString(buf, size-1, bufferPtr); - Tcl_DStringAppend(bufferPtr, "/", 1); - Tcl_DStringAppend(bufferPtr, name, nameLen); - } - result = Tcl_DStringValue(bufferPtr); - /* be sure we returns normalized path */ - for (i = 0; i < size; ++i){ - if (result[i] == '\\') result[i] = '/'; - } - (*netApiBufferFreeProc)((void *) uiPtr); + result = Tcl_DStringValue(bufferPtr); + /* be sure we returns normalized path */ + for (i = 0; i < size; ++i){ + if (result[i] == '\\') result[i] = '/'; } - Tcl_DStringFree(&ds); - } - if (wDomain != NULL) { - (*netApiBufferFreeProc)((void *) wDomain); + NetApiBufferFree((void *) uiPtr); } + Tcl_DStringFree(&ds); + } + if (wDomain != NULL) { + NetApiBufferFree((void *) wDomain); } if (result == NULL) { /* @@ -1613,9 +1578,9 @@ NativeAccess( { DWORD attr; - attr = (*tclWinProcs->getFileAttributesProc)(nativePath); + attr = GetFileAttributes(nativePath); - if (attr == 0xffffffff) { + if (attr == INVALID_FILE_ATTRIBUTES) { /* * File might not exist. */ @@ -1666,7 +1631,7 @@ NativeAccess( if (mode & W_OK) { mask |= GENERIC_WRITE; } if (mode & X_OK) { mask |= GENERIC_EXECUTE; } - hFile = (tclWinProcs->createFileProc)(nativePath, mask, + hFile = CreateFile(nativePath, mask, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, NULL, OPEN_EXISTING, FILE_FLAG_NO_BUFFERING, NULL); if (hFile != INVALID_HANDLE_VALUE) { @@ -1689,7 +1654,8 @@ NativeAccess( * what permissions the OS has set for a file. */ - if (tclWinProcs->getFileSecurityProc != NULL) { +#ifdef UNICODE + { SECURITY_DESCRIPTOR *sdPtr = NULL; unsigned long size; PSID pSid = 0; @@ -1704,11 +1670,11 @@ NativeAccess( int error; /* - * First find out how big the buffer needs to be + * First find out how big the buffer needs to be. */ size = 0; - (*tclWinProcs->getFileSecurityProc)(nativePath, + GetFileSecurity(nativePath, OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | LABEL_SECURITY_INFORMATION, 0, 0, &size); @@ -1742,7 +1708,7 @@ NativeAccess( * Call GetFileSecurity() for real. */ - if (!(*tclWinProcs->getFileSecurityProc)(nativePath, + if (!GetFileSecurity(nativePath, OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | LABEL_SECURITY_INFORMATION, sdPtr, size, &size)) { @@ -1778,14 +1744,14 @@ NativeAccess( * thread token. */ - if (!(*tclWinProcs->impersonateSelfProc)(SecurityImpersonation)) { + if (!ImpersonateSelf(SecurityImpersonation)) { /* * Unable to perform security impersonation. */ goto accessError; } - if (!(*tclWinProcs->openThreadTokenProc)(GetCurrentThread(), + if (!OpenThreadToken(GetCurrentThread(), TOKEN_DUPLICATE | TOKEN_QUERY, FALSE, &hToken)) { /* * Unable to get current thread's token. @@ -1794,7 +1760,7 @@ NativeAccess( goto accessError; } - (*tclWinProcs->revertToSelfProc)(); + RevertToSelf(); /* * Setup desiredAccess according to the access priveleges we are @@ -1821,7 +1787,7 @@ NativeAccess( * Perform access check using the token. */ - if (!(*tclWinProcs->accessCheckProc)(sdPtr, hToken, desiredAccess, + if (!AccessCheck(sdPtr, hToken, desiredAccess, &genMap, &privSet, &privSetSize, &grantedAccess, &accessYesNo)) { /* @@ -1851,6 +1817,7 @@ NativeAccess( } } +#endif /* !UNICODE */ return 0; } @@ -1870,60 +1837,25 @@ NativeAccess( static int NativeIsExec( - const TCHAR *nativePath) + const TCHAR *path) { - if (tclWinProcs->useWide) { - const WCHAR *path = (const WCHAR *) nativePath; - int len = wcslen(path); - - if (len < 5) { - return 0; - } - - if (path[len-4] != L'.') { - return 0; - } - - /* - * Use wide-char case-insensitive comparison - */ - - path += len-3; - if ((_wcsicmp(path, L"exe") == 0) - || (_wcsicmp(path, L"com") == 0) - || (_wcsicmp(path, L"cmd") == 0) - || (_wcsicmp(path, L"ps1") == 0) - || (_wcsicmp(path, L"bat") == 0)) { - return 1; - } - } else { - const char *p; + int len = _tcslen(path); - /* - * We are only looking for pure ascii. - */ - - p = strrchr((const char *) nativePath, '.'); - if (p != NULL) { - p++; - - /* - * Note: in the old code, stat considered '.pif' files as - * executable, whereas access did not. - */ + if (len < 5) { + return 0; + } - if ((strcasecmp(p, "exe") == 0) - || (strcasecmp(p, "com") == 0) - || (strcasecmp(p, "cmd") == 0) - || (strcasecmp(p, "ps1") == 0) - || (strcasecmp(p, "bat") == 0)) { - /* - * File that ends with .exe, .com, or .bat is executable. - */ + if (path[len-4] != '.') { + return 0; + } - return 1; - } - } + path += len-3; + if ((_tcsicmp(path, TEXT("exe")) == 0) + || (_tcsicmp(path, TEXT("com")) == 0) + || (_tcsicmp(path, TEXT("cmd")) == 0) + || (_tcsicmp(path, TEXT("cmd")) == 0) + || (_tcsicmp(path, TEXT("bat")) == 0)) { + return 1; } return 0; } @@ -1951,12 +1883,12 @@ TclpObjChdir( int result; const TCHAR *nativePath; - nativePath = (const TCHAR *) Tcl_FSGetNativePath(pathPtr); + nativePath = Tcl_FSGetNativePath(pathPtr); if (!nativePath) { return -1; } - result = (*tclWinProcs->setCurrentDirectoryProc)(nativePath); + result = SetCurrentDirectory(nativePath); if (result == 0) { TclWinConvertError(GetLastError()); @@ -1993,14 +1925,16 @@ TclpGetCwd( Tcl_DString *bufferPtr) /* Uninitialized or free DString filled with * name of current directory. */ { - WCHAR buffer[MAX_PATH]; + TCHAR buffer[MAX_PATH]; char *p; + WCHAR *native; - if ((*tclWinProcs->getCurrentDirectoryProc)(MAX_PATH, buffer) == 0) { + if (GetCurrentDirectory(MAX_PATH, buffer) == 0) { TclWinConvertError(GetLastError()); if (interp != NULL) { - Tcl_AppendResult(interp, "error getting working directory name: ", - Tcl_PosixError(interp), NULL); + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "error getting working directory name: %s", + Tcl_PosixError(interp))); } return NULL; } @@ -2009,25 +1943,12 @@ TclpGetCwd( * Watch for the weird Windows c:\\UNC syntax. */ - if (tclWinProcs->useWide) { - WCHAR *native; - - native = (WCHAR *) buffer; - if ((native[0] != '\0') && (native[1] == ':') - && (native[2] == '\\') && (native[3] == '\\')) { - native += 2; - } - Tcl_WinTCharToUtf((TCHAR *) native, -1, bufferPtr); - } else { - char *native; - - native = (char *) buffer; - if ((native[0] != '\0') && (native[1] == ':') - && (native[2] == '\\') && (native[3] == '\\')) { - native += 2; - } - Tcl_WinTCharToUtf((TCHAR *) native, -1, bufferPtr); + native = (WCHAR *) buffer; + if ((native[0] != '\0') && (native[1] == ':') + && (native[2] == '\\') && (native[3] == '\\')) { + native += 2; } + Tcl_WinTCharToUtf((TCHAR *) native, -1, bufferPtr); /* * Convert to forward slashes for easier use in scripts. @@ -2054,8 +1975,7 @@ TclpObjStat( TclWinFlushDirtyChannels(); - return NativeStat((const TCHAR *) Tcl_FSGetNativePath(pathPtr), - statPtr, 0); + return NativeStat(Tcl_FSGetNativePath(pathPtr), statPtr, 0); } /* @@ -2092,6 +2012,7 @@ NativeStat( unsigned short mode; unsigned int inode = 0; HANDLE fileHandle; + DWORD fileType = FILE_TYPE_UNKNOWN; /* * If we can use 'createFile' on this, then we can use the resulting @@ -2099,9 +2020,17 @@ NativeStat( * other attributes reading APIs. If not, then we try to fall back on the * 'getFileAttributesExProc', and if that isn't available, then on even * simpler routines. + * + * Special consideration must be given to Windows hardcoded names + * like CON, NULL, COM1, LPT1 etc. For these, we still need to + * do the CreateFile as some may not exist (e.g. there is no CON + * in wish by default). However the subsequent GetFileInformationByHandle + * will fail. We do a WinIsReserved to see if it is one of the special + * names, and if successful, mock up a BY_HANDLE_FILE_INFORMATION + * structure. */ - fileHandle = (tclWinProcs->createFileProc)(nativePath, GENERIC_READ, + fileHandle = CreateFile(nativePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, NULL); @@ -2110,19 +2039,26 @@ NativeStat( BY_HANDLE_FILE_INFORMATION data; if (GetFileInformationByHandle(fileHandle,&data) != TRUE) { - CloseHandle(fileHandle); - Tcl_SetErrno(ENOENT); - return -1; - } - CloseHandle(fileHandle); - + fileType = GetFileType(fileHandle); + CloseHandle(fileHandle); + if (fileType != FILE_TYPE_CHAR && fileType != FILE_TYPE_DISK) { + Tcl_SetErrno(ENOENT); + return -1; + } + /* Mock up the expected structure */ + memset(&data, 0, sizeof(data)); + statPtr->st_atime = 0; + statPtr->st_mtime = 0; + statPtr->st_ctime = 0; + } else { + CloseHandle(fileHandle); + statPtr->st_atime = ToCTime(data.ftLastAccessTime); + statPtr->st_mtime = ToCTime(data.ftLastWriteTime); + statPtr->st_ctime = ToCTime(data.ftCreationTime); + } attr = data.dwFileAttributes; - statPtr->st_size = ((Tcl_WideInt) data.nFileSizeLow) | (((Tcl_WideInt) data.nFileSizeHigh) << 32); - statPtr->st_atime = ToCTime(data.ftLastAccessTime); - statPtr->st_mtime = ToCTime(data.ftLastWriteTime); - statPtr->st_ctime = ToCTime(data.ftCreationTime); /* * On Unix, for directories, nlink apparently depends on the number of @@ -2141,24 +2077,24 @@ NativeStat( */ inode = data.nFileIndexHigh | data.nFileIndexLow; - } else if (tclWinProcs->getFileAttributesExProc != NULL) { + } else { /* * Fall back on the less capable routines. This means no nlink or ino. */ WIN32_FILE_ATTRIBUTE_DATA data; - if ((*tclWinProcs->getFileAttributesExProc)(nativePath, + if (GetFileAttributesEx(nativePath, GetFileExInfoStandard, &data) != TRUE) { HANDLE hFind; - WIN32_FIND_DATAT ffd; + WIN32_FIND_DATA ffd; DWORD lasterror = GetLastError(); if (lasterror != ERROR_SHARING_VIOLATION) { TclWinConvertError(lasterror); return -1; } - hFind = (*tclWinProcs->findFirstFileProc)(nativePath, &ffd); + hFind = FindFirstFile(nativePath, &ffd); if (hFind == INVALID_HANDLE_VALUE) { TclWinConvertError(GetLastError()); return -1; @@ -2174,50 +2110,17 @@ NativeStat( statPtr->st_atime = ToCTime(data.ftLastAccessTime); statPtr->st_mtime = ToCTime(data.ftLastWriteTime); statPtr->st_ctime = ToCTime(data.ftCreationTime); - } else { - /* - * We don't have the faster attributes proc, so we're probably running - * on Win95. - */ - - WIN32_FIND_DATAT data; - HANDLE handle; - - handle = (*tclWinProcs->findFirstFileProc)(nativePath, &data); - if (handle == INVALID_HANDLE_VALUE) { - /* - * FindFirstFile() doesn't work on root directories, so call - * GetFileAttributes() to see if the specified file exists. - */ - - attr = (*tclWinProcs->getFileAttributesProc)(nativePath); - if (attr == INVALID_FILE_ATTRIBUTES) { - Tcl_SetErrno(ENOENT); - return -1; - } - - /* - * Make up some fake information for this file. It has the correct - * file attributes and a time of 0. - */ - - memset(&data, 0, sizeof(data)); - data.a.dwFileAttributes = attr; - } else { - FindClose(handle); - } - - attr = data.a.dwFileAttributes; - - statPtr->st_size = ((Tcl_WideInt) data.a.nFileSizeLow) | - (((Tcl_WideInt) data.a.nFileSizeHigh) << 32); - statPtr->st_atime = ToCTime(data.a.ftLastAccessTime); - statPtr->st_mtime = ToCTime(data.a.ftLastWriteTime); - statPtr->st_ctime = ToCTime(data.a.ftCreationTime); } dev = NativeDev(nativePath); mode = NativeStatMode(attr, checkLinks, NativeIsExec(nativePath)); + if (fileType == FILE_TYPE_CHAR) { + mode &= ~S_IFMT; + mode |= S_IFCHR; + } else if (fileType == FILE_TYPE_DISK) { + mode &= ~S_IFMT; + mode |= S_IFBLK; + } statPtr->st_dev = (dev_t) dev; statPtr->st_ino = inode; @@ -2245,14 +2148,12 @@ NativeDev( { int dev; Tcl_DString ds; - WCHAR nativeFullPath[MAX_PATH]; + TCHAR nativeFullPath[MAX_PATH]; TCHAR *nativePart; const char *fullPath; - (*tclWinProcs->getFullPathNameProc)(nativePath, MAX_PATH, - nativeFullPath, &nativePart); - - fullPath = Tcl_WinTCharToUtf((TCHAR *) nativeFullPath, -1, &ds); + GetFullPathName(nativePath, MAX_PATH, nativeFullPath, &nativePart); + fullPath = Tcl_WinTCharToUtf(nativeFullPath, -1, &ds); if ((fullPath[0] == '\\') && (fullPath[1] == '\\')) { const char *p; @@ -2268,15 +2169,14 @@ NativeDev( * won't work. */ - fullPath = Tcl_DStringAppend(&ds, "\\", 1); + fullPath = TclDStringAppendLiteral(&ds, "\\"); p = fullPath + Tcl_DStringLength(&ds); } else { p++; } nativeVol = Tcl_WinUtfToTChar(fullPath, p - fullPath, &volString); dw = (DWORD) -1; - (*tclWinProcs->getVolumeInformationProc)(nativeVol, NULL, 0, &dw, - NULL, NULL, NULL, 0); + GetVolumeInformation(nativeVol, NULL, 0, &dw, NULL, NULL, NULL, 0); /* * GetFullPathName() turns special devices like "NUL" into "\\.\NUL", @@ -2388,8 +2288,9 @@ FromCTime( FILETIME *fileTime) /* UTC Time */ { LARGE_INTEGER convertedTime; + convertedTime.QuadPart = ((LONGLONG) posixTime) * 10000000 - + POSIX_EPOCH_AS_FILETIME; + + POSIX_EPOCH_AS_FILETIME; fileTime->dwLowDateTime = convertedTime.LowPart; fileTime->dwHighDateTime = convertedTime.HighPart; } @@ -2419,34 +2320,20 @@ ClientData TclpGetNativeCwd( ClientData clientData) { - WCHAR buffer[MAX_PATH]; + TCHAR buffer[MAX_PATH]; - if ((*tclWinProcs->getCurrentDirectoryProc)(MAX_PATH, buffer) == 0) { + if (GetCurrentDirectory(MAX_PATH, buffer) == 0) { TclWinConvertError(GetLastError()); return NULL; } if (clientData != NULL) { - if (tclWinProcs->useWide) { - /* - * Unicode representation when running on NT/2K/XP. - */ - - if (wcscmp((const WCHAR*)clientData, (const WCHAR*)buffer) == 0) { - return clientData; - } - } else { - /* - * ANSI representation when running on 95/98/ME. - */ - - if (strcmp((const char*) clientData, (const char*) buffer) == 0) { - return clientData; - } + if (_tcscmp((const TCHAR*)clientData, buffer) == 0) { + return clientData; } } - return TclNativeDupInternalRep((ClientData) buffer); + return TclNativeDupInternalRep(buffer); } int @@ -2454,7 +2341,7 @@ TclpObjAccess( Tcl_Obj *pathPtr, int mode) { - return NativeAccess((const TCHAR *) Tcl_FSGetNativePath(pathPtr), mode); + return NativeAccess(Tcl_FSGetNativePath(pathPtr), mode); } int @@ -2470,8 +2357,7 @@ TclpObjLstat( TclWinFlushDirtyChannels(); - return NativeStat((const TCHAR *) Tcl_FSGetNativePath(pathPtr), - statPtr, 1); + return NativeStat(Tcl_FSGetNativePath(pathPtr), statPtr, 1); } #ifdef S_IFLNK @@ -2483,15 +2369,15 @@ TclpObjLink( { if (toPtr != NULL) { int res; - TCHAR *LinkTarget; - TCHAR *LinkSource = (TCHAR *) Tcl_FSGetNativePath(pathPtr); + const TCHAR *LinkTarget; + const TCHAR *LinkSource = Tcl_FSGetNativePath(pathPtr); Tcl_Obj *normalizedToPtr = Tcl_FSGetNormalizedPath(NULL, toPtr); if (normalizedToPtr == NULL) { return NULL; } - LinkTarget = (TCHAR *) Tcl_FSGetNativePath(normalizedToPtr); + LinkTarget = Tcl_FSGetNativePath(normalizedToPtr); if (LinkSource == NULL || LinkTarget == NULL) { return NULL; @@ -2503,7 +2389,7 @@ TclpObjLink( return NULL; } } else { - TCHAR *LinkSource = (TCHAR *) Tcl_FSGetNativePath(pathPtr); + const TCHAR *LinkSource = Tcl_FSGetNativePath(pathPtr); if (LinkSource == NULL) { return NULL; @@ -2511,7 +2397,7 @@ TclpObjLink( return WinReadLink(LinkSource); } } -#endif +#endif /* S_IFLNK */ /* *--------------------------------------------------------------------------- @@ -2537,7 +2423,7 @@ TclpFilesystemPathType( { #define VOL_BUF_SIZE 32 int found; - WCHAR volType[VOL_BUF_SIZE]; + TCHAR volType[VOL_BUF_SIZE]; char *firstSeparator; const char *path; Tcl_Obj *normPath = Tcl_FSGetNormalizedPath(NULL, pathPtr); @@ -2552,16 +2438,14 @@ TclpFilesystemPathType( firstSeparator = strchr(path, '/'); if (firstSeparator == NULL) { - found = tclWinProcs->getVolumeInformationProc( - Tcl_FSGetNativePath(pathPtr), NULL, 0, NULL, NULL, NULL, - (WCHAR *) volType, VOL_BUF_SIZE); + found = GetVolumeInformation(Tcl_FSGetNativePath(pathPtr), + NULL, 0, NULL, NULL, NULL, volType, VOL_BUF_SIZE); } else { Tcl_Obj *driveName = Tcl_NewStringObj(path, firstSeparator - path+1); Tcl_IncrRefCount(driveName); - found = tclWinProcs->getVolumeInformationProc( - Tcl_FSGetNativePath(driveName), NULL, 0, NULL, NULL, NULL, - (WCHAR *) volType, VOL_BUF_SIZE); + found = GetVolumeInformation(Tcl_FSGetNativePath(driveName), + NULL, 0, NULL, NULL, NULL, volType, VOL_BUF_SIZE); Tcl_DecrRefCount(driveName); } @@ -2569,13 +2453,9 @@ TclpFilesystemPathType( return NULL; } else { Tcl_DString ds; - Tcl_Obj *objPtr; - Tcl_WinTCharToUtf((const char *) volType, -1, &ds); - objPtr = Tcl_NewStringObj(Tcl_DStringValue(&ds), - Tcl_DStringLength(&ds)); - Tcl_DStringFree(&ds); - return objPtr; + Tcl_WinTCharToUtf(volType, -1, &ds); + return TclDStringToObj(&ds); } #undef VOL_BUF_SIZE } @@ -2625,377 +2505,219 @@ TclpObjNormalizePath( Tcl_DString dsNorm; /* This will hold the normalized string. */ char *path, *currentPathEndPosition; Tcl_Obj *temp = NULL; + int isDrive = 1; + Tcl_DString ds; /* Some workspace. */ Tcl_DStringInit(&dsNorm); path = Tcl_GetString(pathPtr); - if (TclWinGetPlatformId() == VER_PLATFORM_WIN32_WINDOWS) { - /* - * We're on Win95, 98 or ME. There are two assumptions in this block - * of code. First that the native (NULL) encoding is basically ascii, - * and second that symbolic links are not possible. Both of these - * assumptions appear to be true of these operating systems. - */ - - int isDrive = 1; - Tcl_DString ds; - - currentPathEndPosition = path + nextCheckpoint; - if (*currentPathEndPosition == '/') { - currentPathEndPosition++; - } - - while (1) { - char cur = *currentPathEndPosition; + currentPathEndPosition = path + nextCheckpoint; + if (*currentPathEndPosition == '/') { + currentPathEndPosition++; + } + while (1) { + char cur = *currentPathEndPosition; - if ((cur=='/' || cur==0) && (path != currentPathEndPosition)) { - /* - * Reached directory separator, or end of string. - */ + if ((cur=='/' || cur==0) && (path != currentPathEndPosition)) { + /* + * Reached directory separator, or end of string. + */ - const char *nativePath = Tcl_UtfToExternalDString(NULL, path, - currentPathEndPosition - path, &ds); + WIN32_FILE_ATTRIBUTE_DATA data; + const TCHAR *nativePath = Tcl_WinUtfToTChar(path, + currentPathEndPosition - path, &ds); + if (GetFileAttributesEx(nativePath, + GetFileExInfoStandard, &data) != TRUE) { /* - * Now we convert the tail of the current path to its 'long - * form', and append it to 'dsNorm' which holds the current - * normalized path, if the file exists. + * File doesn't exist. */ if (isDrive) { - if (GetFileAttributesA(nativePath) - == INVALID_FILE_ATTRIBUTES) { - /* - * File doesn't exist. - */ - - if (isDrive) { - int len = WinIsReserved(path); - - if (len > 0) { - /* - * Actually it does exist - COM1, etc. - */ - - int i; - - for (i=0 ; i<len ; i++) { - if (nativePath[i] >= 'a') { - ((char *) nativePath)[i] -= ('a'-'A'); - } - } - Tcl_DStringAppend(&dsNorm, nativePath, len); - lastValidPathEnd = currentPathEndPosition; - } else if (nextCheckpoint == 0) { - /* Path starts with a drive designation - * that's not actually on the system. - * We still must normalize up past the - * first separator. [Bug 3603434] */ - currentPathEndPosition++; - } - } - Tcl_DStringFree(&ds); - break; - } - if (nativePath[0] >= 'a') { - ((char *) nativePath)[0] -= ('a' - 'A'); - } - Tcl_DStringAppend(&dsNorm, nativePath, - Tcl_DStringLength(&ds)); - } else { - char *checkDots = NULL; - - if (lastValidPathEnd[1] == '.') { - checkDots = lastValidPathEnd + 1; - while (checkDots < currentPathEndPosition) { - if (*checkDots != '.') { - checkDots = NULL; - break; - } - checkDots++; - } - } - if (checkDots != NULL) { - int dotLen = currentPathEndPosition-lastValidPathEnd; - - /* - * Path is just dots. We shouldn't really ever see a - * path like that. However, to be nice we at least - * don't mangle the path - we just add the dots as a - * path segment and continue - */ + int len = WinIsReserved(path); - Tcl_DStringAppend(&dsNorm, (TCHAR *) - (nativePath + Tcl_DStringLength(&ds)-dotLen), - dotLen); - } else { + if (len > 0) { /* - * Normal path. + * Actually it does exist - COM1, etc. */ - WIN32_FIND_DATA fData; - HANDLE handle; + int i; - handle = FindFirstFileA(nativePath, &fData); - if (handle == INVALID_HANDLE_VALUE) { - if (GetFileAttributesA(nativePath) - == INVALID_FILE_ATTRIBUTES) { - /* - * File doesn't exist. - */ + for (i=0 ; i<len ; i++) { + WCHAR wc = ((WCHAR *) nativePath)[i]; - Tcl_DStringFree(&ds); - break; + if (wc >= L'a') { + wc -= (L'a' - L'A'); + ((WCHAR *) nativePath)[i] = wc; } - - /* - * This is usually the '/' in 'c:/' at end of - * string. - */ - - Tcl_DStringAppend(&dsNorm,"/", 1); - } else { - char *nativeName; - - if (fData.cFileName[0] != '\0') { - nativeName = fData.cFileName; - } else { - nativeName = fData.cAlternateFileName; - } - FindClose(handle); - Tcl_DStringAppend(&dsNorm,"/", 1); - Tcl_DStringAppend(&dsNorm,nativeName,-1); } + Tcl_DStringAppend(&dsNorm, + (const char *)nativePath, + (int)(sizeof(WCHAR) * len)); + lastValidPathEnd = currentPathEndPosition; + } else if (nextCheckpoint == 0) { + /* Path starts with a drive designation + * that's not actually on the system. + * We still must normalize up past the + * first separator. [Bug 3603434] */ + currentPathEndPosition++; } } Tcl_DStringFree(&ds); - lastValidPathEnd = currentPathEndPosition; - if (cur == 0) { - break; - } - - /* - * If we get here, we've got past one directory delimiter, so - * we know it is no longer a drive. - */ - - isDrive = 0; + break; } - currentPathEndPosition++; - } - } else { - /* - * We're on WinNT (or 2000 or XP; something with an NT core). - */ - int isDrive = 1; - Tcl_DString ds; - - currentPathEndPosition = path + nextCheckpoint; - if (*currentPathEndPosition == '/') { - currentPathEndPosition++; - } - while (1) { - char cur = *currentPathEndPosition; + /* + * File 'nativePath' does exist if we get here. We now want to + * check if it is a symlink and otherwise continue with the + * rest of the path. + */ - if ((cur=='/' || cur==0) && (path != currentPathEndPosition)) { - /* - * Reached directory separator, or end of string. - */ + /* + * Check for symlinks, except at last component of path (we + * don't follow final symlinks). Also a drive (C:/) for + * example, may sometimes have the reparse flag set for some + * reason I don't understand. We therefore don't perform this + * check for drives. + */ - WIN32_FILE_ATTRIBUTE_DATA data; - const char *nativePath = Tcl_WinUtfToTChar(path, - currentPathEndPosition - path, &ds); + if (cur != 0 && !isDrive && + data.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT){ + Tcl_Obj *to = WinReadLinkDirectory(nativePath); - if ((*tclWinProcs->getFileAttributesExProc)(nativePath, - GetFileExInfoStandard, &data) != TRUE) { + if (to != NULL) { /* - * File doesn't exist. + * Read the reparse point ok. Now, reparse points need + * not be normalized, otherwise we could use: + * + * Tcl_GetStringFromObj(to, &pathLen); + * nextCheckpoint = pathLen; + * + * So, instead we have to start from the beginning. */ - if (isDrive) { - int len = WinIsReserved(path); - - if (len > 0) { - /* - * Actually it does exist - COM1, etc. - */ + nextCheckpoint = 0; + Tcl_AppendToObj(to, currentPathEndPosition, -1); - int i; - - for (i=0 ; i<len ; i++) { - WCHAR wc = ((WCHAR *) nativePath)[i]; + /* + * Convert link to forward slashes. + */ - if (wc >= L'a') { - wc -= (L'a' - L'A'); - ((WCHAR *) nativePath)[i] = wc; - } - } - Tcl_DStringAppend(&dsNorm, nativePath, - (int)(sizeof(WCHAR) * len)); - lastValidPathEnd = currentPathEndPosition; - } else if (nextCheckpoint == 0) { - /* Path starts with a drive designation - * that's not actually on the system. - * We still must normalize up past the - * first separator. [Bug 3603434] */ - currentPathEndPosition++; + for (path = Tcl_GetString(to); *path != 0; path++) { + if (*path == '\\') { + *path = '/'; } } - Tcl_DStringFree(&ds); - break; - } - - /* - * File 'nativePath' does exist if we get here. We now want to - * check if it is a symlink and otherwise continue with the - * rest of the path. - */ - - /* - * Check for symlinks, except at last component of path (we - * don't follow final symlinks). Also a drive (C:/) for - * example, may sometimes have the reparse flag set for some - * reason I don't understand. We therefore don't perform this - * check for drives. - */ + path = Tcl_GetString(to); + currentPathEndPosition = path + nextCheckpoint; + if (temp != NULL) { + Tcl_DecrRefCount(temp); + } + temp = to; - if (cur != 0 && !isDrive && - data.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT){ - Tcl_Obj *to = WinReadLinkDirectory(nativePath); + /* + * Reset variables so we can restart normalization. + */ - if (to != NULL) { - /* - * Read the reparse point ok. Now, reparse points need - * not be normalized, otherwise we could use: - * - * Tcl_GetStringFromObj(to, &pathLen); - * nextCheckpoint = pathLen - * - * So, instead we have to start from the beginning. - */ + isDrive = 1; + Tcl_DStringFree(&dsNorm); + Tcl_DStringFree(&ds); + continue; + } + } - nextCheckpoint = 0; - Tcl_AppendToObj(to, currentPathEndPosition, -1); +#ifndef TclNORM_LONG_PATH + /* + * Now we convert the tail of the current path to its 'long + * form', and append it to 'dsNorm' which holds the current + * normalized path + */ - /* - * Convert link to forward slashes. - */ + if (isDrive) { + WCHAR drive = ((WCHAR *) nativePath)[0]; - for (path = Tcl_GetString(to); *path != 0; path++) { - if (*path == '\\') { - *path = '/'; - } - } - path = Tcl_GetString(to); - currentPathEndPosition = path + nextCheckpoint; - if (temp != NULL) { - Tcl_DecrRefCount(temp); + if (drive >= L'a') { + drive -= (L'a' - L'A'); + ((WCHAR *) nativePath)[0] = drive; + } + Tcl_DStringAppend(&dsNorm, (const char *)nativePath, + Tcl_DStringLength(&ds)); + } else { + char *checkDots = NULL; + + if (lastValidPathEnd[1] == '.') { + checkDots = lastValidPathEnd + 1; + while (checkDots < currentPathEndPosition) { + if (*checkDots != '.') { + checkDots = NULL; + break; } - temp = to; - - /* - * Reset variables so we can restart normalization. - */ - - isDrive = 1; - Tcl_DStringFree(&dsNorm); - Tcl_DStringInit(&dsNorm); - Tcl_DStringFree(&ds); - continue; + checkDots++; } } + if (checkDots != NULL) { + int dotLen = currentPathEndPosition-lastValidPathEnd; -#ifndef TclNORM_LONG_PATH - /* - * Now we convert the tail of the current path to its 'long - * form', and append it to 'dsNorm' which holds the current - * normalized path - */ + /* + * Path is just dots. We shouldn't really ever see a + * path like that. However, to be nice we at least + * don't mangle the path - we just add the dots as a + * path segment and continue. + */ - if (isDrive) { - WCHAR drive = ((WCHAR *) nativePath)[0]; - if (drive >= L'a') { - drive -= (L'a' - L'A'); - ((WCHAR *) nativePath)[0] = drive; - } - Tcl_DStringAppend(&dsNorm, nativePath, - Tcl_DStringLength(&ds)); + Tcl_DStringAppend(&dsNorm, ((const char *)nativePath) + + Tcl_DStringLength(&ds) + - (dotLen * sizeof(TCHAR)), + (int)(dotLen * sizeof(TCHAR))); } else { - char *checkDots = NULL; - - if (lastValidPathEnd[1] == '.') { - checkDots = lastValidPathEnd + 1; - while (checkDots < currentPathEndPosition) { - if (*checkDots != '.') { - checkDots = NULL; - break; - } - checkDots++; - } - } - if (checkDots != NULL) { - int dotLen = currentPathEndPosition-lastValidPathEnd; + /* + * Normal path. + */ - /* - * Path is just dots. We shouldn't really ever see a - * path like that. However, to be nice we at least - * don't mangle the path - we just add the dots as a - * path segment and continue. - */ + WIN32_FIND_DATAW fData; + HANDLE handle; - Tcl_DStringAppend(&dsNorm, (TCHAR *) - ((WCHAR*)(nativePath + Tcl_DStringLength(&ds)) - - dotLen), (int)(dotLen * sizeof(WCHAR))); - } else { + handle = FindFirstFileW((WCHAR *) nativePath, &fData); + if (handle == INVALID_HANDLE_VALUE) { /* - * Normal path. + * This is usually the '/' in 'c:/' at end of + * string. */ - WIN32_FIND_DATAW fData; - HANDLE handle; - - handle = FindFirstFileW((WCHAR *) nativePath, &fData); - if (handle == INVALID_HANDLE_VALUE) { - /* - * This is usually the '/' in 'c:/' at end of - * string. - */ + Tcl_DStringAppend(&dsNorm, (const char *) L"/", + sizeof(WCHAR)); + } else { + WCHAR *nativeName; - Tcl_DStringAppend(&dsNorm, (const char *) L"/", - sizeof(WCHAR)); + if (fData.cFileName[0] != '\0') { + nativeName = fData.cFileName; } else { - WCHAR *nativeName; - - if (fData.cFileName[0] != '\0') { - nativeName = fData.cFileName; - } else { - nativeName = fData.cAlternateFileName; - } - FindClose(handle); - Tcl_DStringAppend(&dsNorm, (const char *) L"/", - sizeof(WCHAR)); - Tcl_DStringAppend(&dsNorm, (TCHAR *) nativeName, - (int) (wcslen(nativeName)*sizeof(WCHAR))); + nativeName = fData.cAlternateFileName; } + FindClose(handle); + Tcl_DStringAppend(&dsNorm, (const char *) L"/", + sizeof(WCHAR)); + Tcl_DStringAppend(&dsNorm, + (const char *) nativeName, + (int) (wcslen(nativeName)*sizeof(WCHAR))); } } -#endif - Tcl_DStringFree(&ds); - lastValidPathEnd = currentPathEndPosition; - if (cur == 0) { - break; - } + } +#endif /* !TclNORM_LONG_PATH */ + Tcl_DStringFree(&ds); + lastValidPathEnd = currentPathEndPosition; + if (cur == 0) { + break; + } - /* - * If we get here, we've got past one directory delimiter, so - * we know it is no longer a drive. - */ + /* + * If we get here, we've got past one directory delimiter, so + * we know it is no longer a drive. + */ - isDrive = 0; - } - currentPathEndPosition++; + isDrive = 0; } + currentPathEndPosition++; #ifdef TclNORM_LONG_PATH /* @@ -3004,10 +2726,10 @@ TclpObjNormalizePath( if (1) { WCHAR wpath[MAX_PATH]; - const char *nativePath = + const TCHAR *nativePath = Tcl_WinUtfToTChar(path, lastValidPathEnd - path, &ds); - DWORD wpathlen = (*tclWinProcs->getLongPathNameProc)( - nativePath, (TCHAR *) wpath, MAX_PATH); + DWORD wpathlen = GetLongPathNameProc(nativePath, + (TCHAR *) wpath, MAX_PATH); /* * We have to make the drive letter uppercase. @@ -3016,10 +2738,11 @@ TclpObjNormalizePath( if (wpath[0] >= L'a') { wpath[0] -= (L'a' - L'A'); } - Tcl_DStringAppend(&dsNorm, (TCHAR*)wpath, wpathlen*sizeof(WCHAR)); + Tcl_DStringAppend(&dsNorm, (const char *) wpath, + wpathlen * sizeof(WCHAR)); Tcl_DStringFree(&ds); } -#endif +#endif /* TclNORM_LONG_PATH */ } /* @@ -3034,11 +2757,9 @@ TclpObjNormalizePath( * native encoding, so we have to convert it to Utf. */ - Tcl_DString dsTemp; - - Tcl_WinTCharToUtf(Tcl_DStringValue(&dsNorm), - Tcl_DStringLength(&dsNorm), &dsTemp); - nextCheckpoint = Tcl_DStringLength(&dsTemp); + Tcl_WinTCharToUtf((const TCHAR *) Tcl_DStringValue(&dsNorm), + Tcl_DStringLength(&dsNorm), &ds); + nextCheckpoint = Tcl_DStringLength(&ds); if (*lastValidPathEnd != 0) { /* * Not the end of the string. @@ -3048,7 +2769,7 @@ TclpObjNormalizePath( char *path; Tcl_Obj *tmpPathPtr; - tmpPathPtr = Tcl_NewStringObj(Tcl_DStringValue(&dsTemp), + tmpPathPtr = Tcl_NewStringObj(Tcl_DStringValue(&ds), nextCheckpoint); Tcl_AppendToObj(tmpPathPtr, lastValidPathEnd, -1); path = Tcl_GetStringFromObj(tmpPathPtr, &len); @@ -3059,10 +2780,9 @@ TclpObjNormalizePath( * End of string was reached above. */ - Tcl_SetStringObj(pathPtr, Tcl_DStringValue(&dsTemp), - nextCheckpoint); + Tcl_SetStringObj(pathPtr, Tcl_DStringValue(&ds), nextCheckpoint); } - Tcl_DStringFree(&dsTemp); + Tcl_DStringFree(&ds); } Tcl_DStringFree(&dsNorm); @@ -3074,6 +2794,7 @@ TclpObjNormalizePath( if (temp != NULL) { Tcl_DecrRefCount(temp); } + return nextCheckpoint; } @@ -3213,7 +2934,7 @@ TclpNativeToNormalized( int len; char *copy, *p; - Tcl_WinTCharToUtf((const char *) clientData, -1, &ds); + Tcl_WinTCharToUtf((const TCHAR *) clientData, -1, &ds); copy = Tcl_DStringValue(&ds); len = Tcl_DStringLength(&ds); @@ -3269,10 +2990,11 @@ ClientData TclNativeCreateNativeRep( Tcl_Obj *pathPtr) { - char *nativePathPtr, *str; - Tcl_DString ds; + WCHAR *nativePathPtr = NULL; + const char *str; Tcl_Obj *validPathPtr; - int len; + size_t len; + WCHAR *wp; if (TclFSCwdIsNative()) { /* @@ -3285,6 +3007,7 @@ TclNativeCreateNativeRep( if (validPathPtr == NULL) { return NULL; } + /* refCount of validPathPtr was already incremented in Tcl_FSGetTranslatedPath */ } else { /* * Make sure the normalized path is set. @@ -3294,87 +3017,86 @@ TclNativeCreateNativeRep( if (validPathPtr == NULL) { return NULL; } + /* validPathPtr returned from Tcl_FSGetNormalizedPath is owned by Tcl, so incr refCount here */ Tcl_IncrRefCount(validPathPtr); } - str = Tcl_GetStringFromObj(validPathPtr, &len); - Tcl_WinUtfToTChar(str, len, &ds); - if (tclWinProcs->useWide) { - WCHAR *wp = (WCHAR *) Tcl_DStringValue(&ds); - /* For a reserved device, strip a possible postfix ':' */ - len = WinIsReserved(str); - /* For normal devices */ - if (len == 0) len = Tcl_DStringLength(&ds)>>1; - /* - ** If path starts with "//?/" or "\\?\" (extended path), translate - ** any slashes to backslashes but accept the '?' as being valid. - */ - if ((str[0]=='\\' || str[0]=='/') && (str[1]=='\\' || str[1]=='/') - && str[2]=='?' && (str[3]=='\\' || str[3]=='/')) { - wp[0] = wp[1] = wp[3] = '\\'; - str += 4; - wp += 4; - len -= 4; - } - /* - ** If there is a drive prefix, the ':' must be considered valid. - **/ - if (((str[0]>='A'&&str[0]<='Z') || (str[0]>='a'&&str[0]<='z')) - && str[1]==':') { - wp += 2; - len -= 2; - } - while (len-->0) { - if ((*wp < ' ') || wcschr(L"\"*:<>?|", *wp)) { - Tcl_DecrRefCount(validPathPtr); - Tcl_DStringFree(&ds); - return NULL; - } else if (*wp=='/') { - *wp = '\\'; - } - ++wp; + str = Tcl_GetString(validPathPtr); + len = validPathPtr->length; + + if (strlen(str)!=(unsigned int)len) { + /* String contains NUL-bytes. This is invalid. */ + goto done; + } + /* For a reserved device, strip a possible postfix ':' */ + len = WinIsReserved(str); + if (len == 0) { + /* Let MultiByteToWideChar check for other invalid sequences, like + * 0xC0 0x80 (== overlong NUL). See bug [3118489]: NUL in filenames */ + len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str, -1, 0, 0); + if (len==0) { + goto done; } - len = Tcl_DStringLength(&ds) + sizeof(WCHAR); - } else { - char *p = Tcl_DStringValue(&ds); - len = Tcl_DStringLength(&ds); - /* - ** If path starts with "//?/" or "\\?\" (extended path), translate - ** any slashes to backslashes but accept the '?' as being valid. - */ - if ((str[0]=='\\' || str[0]=='/') && (str[1]=='\\' || str[1]=='/') - && str[2]=='?' && (str[3]=='\\' || str[3]=='/')) { - p[0] = p[1] = p[3] = '\\'; - str += 4; - p += 4; - len -= 4; + } + /* Overallocate 6 chars, making some room for extended paths */ + wp = nativePathPtr = ckalloc( (len+6) * sizeof(WCHAR) ); + if (nativePathPtr==0) { + goto done; + } + MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str, -1, nativePathPtr, len+1); + /* + ** If path starts with "//?/" or "\\?\" (extended path), translate + ** any slashes to backslashes but leave the '?' intact + */ + if ((str[0]=='\\' || str[0]=='/') && (str[1]=='\\' || str[1]=='/') + && str[2]=='?' && (str[3]=='\\' || str[3]=='/')) { + wp[0] = wp[1] = wp[3] = '\\'; + str += 4; + wp += 4; + } + /* + ** If there is no "\\?\" prefix but there is a drive or UNC + ** path prefix and the path is larger than MAX_PATH chars, + ** no Win32 API function can handle that unless it is + ** prefixed with the extended path prefix. See: + ** <http://msdn.microsoft.com/en-us/library/aa365247(VS.85).aspx#maxpath> + **/ + if (((str[0]>='A'&&str[0]<='Z') || (str[0]>='a'&&str[0]<='z')) + && str[1]==':') { + if (wp==nativePathPtr && len>MAX_PATH && (str[2]=='\\' || str[2]=='/')) { + memmove(wp+4, wp, len*sizeof(WCHAR)); + memcpy(wp, L"\\\\?\\", 4*sizeof(WCHAR)); + wp += 4; } /* - ** If there is a drive prefix, the ':' must be considered valid. - **/ - if (((str[0]>='A'&&str[0]<='Z') || (str[0]>='a'&&str[0]<='z')) - && str[1]==':') { - p += 2; - len -= 2; - } - while (len-->0) { - if ((*p < ' ') || strchr("\"*:<>?|", *p)) { - Tcl_DecrRefCount(validPathPtr); - Tcl_DStringFree(&ds); - return NULL; - } else if (*p=='/') { - *p = '\\'; - } - ++p; + ** If (remainder of) path starts with "<drive>:", + ** leave the ':' intact. + */ + wp += 2; + } else if (wp==nativePathPtr && len>MAX_PATH + && (str[0]=='\\' || str[0]=='/') + && (str[1]=='\\' || str[1]=='/') && str[2]!='?') { + memmove(wp+6, wp, len*sizeof(WCHAR)); + memcpy(wp, L"\\\\?\\UNC", 7*sizeof(WCHAR)); + wp += 7; + } + /* + ** In the remainder of the path, translate invalid characters to + ** characters in the Unicode private use area. + */ + while (*wp != '\0') { + if ((*wp < ' ') || wcschr(L"\"*:<>?|", *wp)) { + *wp |= 0xF000; + } else if (*wp == '/') { + *wp = '\\'; } - len = Tcl_DStringLength(&ds) + sizeof(char); + ++wp; } - Tcl_DecrRefCount(validPathPtr); - nativePathPtr = ckalloc((unsigned) len); - memcpy(nativePathPtr, Tcl_DStringValue(&ds), (size_t) len); - Tcl_DStringFree(&ds); - return (ClientData) nativePathPtr; + done: + + TclDecrRefCount(validPathPtr); + return nativePathPtr; } /* @@ -3405,23 +3127,11 @@ TclNativeDupInternalRep( return NULL; } - if (tclWinProcs->useWide) { - /* - * Unicode representation when running on NT/2K/XP. - */ - - len = sizeof(WCHAR) * (wcslen((const WCHAR *) clientData) + 1); - } else { - /* - * ANSI representation when running on 95/98/ME. - */ - - len = sizeof(char) * (strlen((const char *) clientData) + 1); - } + len = sizeof(TCHAR) * (_tcslen((const TCHAR *) clientData) + 1); - copy = (char *) ckalloc(len); + copy = ckalloc(len); memcpy(copy, clientData, len); - return (ClientData) copy; + return copy; } /* @@ -3456,9 +3166,9 @@ TclpUtime( FromCTime(tval->actime, &lastAccessTime); FromCTime(tval->modtime, &lastModTime); - native = (const TCHAR *) Tcl_FSGetNativePath(pathPtr); + native = Tcl_FSGetNativePath(pathPtr); - attr = (*tclWinProcs->getFileAttributesProc)(native); + attr = GetFileAttributes(native); if (attr != INVALID_FILE_ATTRIBUTES && attr & FILE_ATTRIBUTE_DIRECTORY) { flags = FILE_FLAG_BACKUP_SEMANTICS; @@ -3469,8 +3179,8 @@ TclpUtime( * savings complications that utime gets wrong. */ - fileHandle = (tclWinProcs->createFileProc)(native, FILE_WRITE_ATTRIBUTES, - 0, NULL, OPEN_EXISTING, flags, NULL); + fileHandle = CreateFile(native, FILE_WRITE_ATTRIBUTES, 0, NULL, + OPEN_EXISTING, flags, NULL); if (fileHandle == INVALID_HANDLE_VALUE || !SetFileTime(fileHandle, NULL, &lastAccessTime, &lastModTime)) { @@ -3484,6 +3194,68 @@ TclpUtime( } /* + *--------------------------------------------------------------------------- + * + * TclWinFileOwned -- + * + * Returns 1 if the specified file exists and is owned by the current + * user and 0 otherwise. Like the Unix case, the check is made using + * the real process SID, not the effective (impersonation) one. + * + *--------------------------------------------------------------------------- + */ + +int +TclWinFileOwned( + Tcl_Obj *pathPtr) /* File whose ownership is to be checked */ +{ + const TCHAR *native; + PSID ownerSid = NULL; + PSECURITY_DESCRIPTOR secd = NULL; + HANDLE token; + LPBYTE buf = NULL; + DWORD bufsz; + int owned = 0; + + native = Tcl_FSGetNativePath(pathPtr); + + if (GetNamedSecurityInfo((LPTSTR) native, SE_FILE_OBJECT, + OWNER_SECURITY_INFORMATION, &ownerSid, + NULL, NULL, NULL, &secd) != ERROR_SUCCESS) { + /* Either not a file, or we do not have access to it in which + case we are in all likelihood not the owner */ + return 0; + } + + /* + * Getting the current process SID is a multi-step process. + * We make the assumption that if a call fails, this process is + * so underprivileged it could not possibly own anything. Normally + * a process can *always* look up its own token. + */ + if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token)) { + /* Find out how big the buffer needs to be */ + bufsz = 0; + GetTokenInformation(token, TokenUser, NULL, 0, &bufsz); + if (bufsz) { + buf = ckalloc(bufsz); + if (GetTokenInformation(token, TokenUser, buf, bufsz, &bufsz)) { + owned = EqualSid(ownerSid, ((PTOKEN_USER) buf)->User.Sid); + } + } + CloseHandle(token); + } + + /* Free allocations and be done */ + if (secd) + LocalFree(secd); /* Also frees ownerSid */ + if (buf) + ckfree(buf); + + return (owned != 0); /* Convert non-0 to 1 */ +} + +/* * Local Variables: * mode: c * c-basic-offset: 4 |