static int doPlatformDelete(LPWSTR wpath)
{
/* If filename is a folder */
if (pGetFileAttributesW(wpath) & FILE_ATTRIBUTE_DIRECTORY)
{
BAIL_IF_MACRO(!pRemoveDirectoryW(wpath), winApiStrError(), 0);
} /* if */
else
{
BAIL_IF_MACRO(!pDeleteFileW(wpath), winApiStrError(), 0);
} /* else */
return(1); /* if you made it here, it worked. */
} /* doPlatformDelete */
static void *doOpen(const char *fname, DWORD mode, DWORD creation, int rdonly)
{
HANDLE fileHandle;
WinApiFile *retval;
WCHAR *wfname;
UTF8_TO_UNICODE_STACK_MACRO(wfname, fname);
BAIL_IF_MACRO(wfname == NULL, ERR_OUT_OF_MEMORY, NULL);
/*fileHandle = pCreateFileW(wfname, mode, FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, creation, FILE_ATTRIBUTE_NORMAL, NULL);*/
fileHandle = CreateFile2(wfname, mode, FILE_SHARE_READ | FILE_SHARE_WRITE, creation, NULL);
__PHYSFS_smallFree(wfname);
BAIL_IF_MACRO
(
fileHandle == INVALID_HANDLE_VALUE,
winApiStrError(), NULL
);
retval = (WinApiFile *)allocator.Malloc(sizeof(WinApiFile));
if (retval == NULL)
{
CloseHandle(fileHandle);
BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
} /* if */
retval->readonly = rdonly;
retval->handle = fileHandle;
return(retval);
} /* doOpen */
PHYSFS_sint64 __PHYSFS_platformGetLastModTime(const char *fname)
{
PHYSFS_sint64 retval = -1;
WIN32_FILE_ATTRIBUTE_DATA attr;
int rc = 0;
memset(&attr, '\0', sizeof(attr));
/* GetFileAttributesEx didn't show up until Win98 and NT4. */
if ((pGetFileAttributesExW != NULL) || (pGetFileAttributesExA != NULL))
{
WCHAR *wstr;
UTF8_TO_UNICODE_STACK_MACRO(wstr, fname);
if (wstr != NULL) /* if NULL, maybe the fallback will work. */
{
if (pGetFileAttributesExW != NULL) /* NT/XP/Vista/etc system. */
rc = pGetFileAttributesExW(wstr, GetFileExInfoStandard, &attr);
else /* Win98/ME system */
{
const int len = (int)(wStrLen(wstr) + 1);
char *cp = (char *)__PHYSFS_smallAlloc(len);
if (cp != NULL)
{
WideCharToMultiByte(CP_ACP, 0, wstr, len, cp, len, 0, 0);
rc = pGetFileAttributesExA(cp, GetFileExInfoStandard, &attr);
__PHYSFS_smallFree(cp);
} /* if */
} /* else */
__PHYSFS_smallFree(wstr);
} /* if */
} /* if */
if (rc) /* had API entry point and it worked. */
{
/* 0 return value indicates an error or not supported */
if ((attr.ftLastWriteTime.dwHighDateTime != 0) ||
(attr.ftLastWriteTime.dwLowDateTime != 0))
{
retval = FileTimeToPhysfsTime(&attr.ftLastWriteTime);
} /* if */
} /* if */
/* GetFileTime() has been in the Win32 API since the start. */
if (retval == -1) /* try a fallback... */
{
FILETIME ft;
BOOL rc;
const char *err;
WinApiFile *f = (WinApiFile *)__PHYSFS_platformOpenRead(fname);
BAIL_IF_MACRO(f == NULL, NULL, -1)
rc = GetFileTime(f->handle, NULL, NULL, &ft);
err = winApiStrError();
CloseHandle(f->handle);
allocator.Free(f);
BAIL_IF_MACRO(!rc, err, -1);
retval = FileTimeToPhysfsTime(&ft);
} /* if */
return(retval);
} /* __PHYSFS_platformGetLastModTime */
int __PHYSFS_platformClose(void *opaque)
{
HANDLE Handle = ((WinApiFile *)opaque)->handle;
BAIL_IF_MACRO(!CloseHandle(Handle), winApiStrError(), 0);
allocator.Free(opaque);
return(1);
} /* __PHYSFS_platformClose */
int __PHYSFS_platformFlush(void *opaque)
{
WinApiFile *fh = ((WinApiFile *)opaque);
if (!fh->readonly)
BAIL_IF_MACRO(!FlushFileBuffers(fh->handle), winApiStrError(), 0);
return(1);
} /* __PHYSFS_platformFlush */
/*
* Get OS info and save the important parts.
*
* Returns non-zero if successful, otherwise it returns zero on failure.
*/
static int getOSInfo(void)
{
OSVERSIONINFO osVerInfo; /* Information about the OS */
osVerInfo.dwOSVersionInfoSize = sizeof(osVerInfo);
BAIL_IF_MACRO(!GetVersionEx(&osVerInfo), winApiStrError(), 0);
osHasUnicode = (osVerInfo.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS);
return(1);
} /* getOSInfo */
static int doPlatformExists(LPWSTR wpath)
{
BAIL_IF_MACRO
(
pGetFileAttributesW(wpath) == PHYSFS_INVALID_FILE_ATTRIBUTES,
winApiStrError(), 0
);
return(1);
} /* doPlatformExists */
static char *getExePath(void)
{
DWORD buflen = 64;
LPWSTR modpath = NULL;
char *retval = NULL;
while (1)
{
DWORD rc;
void *ptr;
if ( !(ptr = allocator.Realloc(modpath, buflen*sizeof(WCHAR))) )
{
allocator.Free(modpath);
BAIL_MACRO(ERR_OUT_OF_MEMORY, NULL);
} /* if */
modpath = (LPWSTR) ptr;
rc = pGetModuleFileNameW(NULL, modpath, buflen);
if (rc == 0)
{
allocator.Free(modpath);
BAIL_MACRO(winApiStrError(), NULL);
} /* if */
if (rc < buflen)
{
buflen = rc;
break;
} /* if */
buflen *= 2;
} /* while */
if (buflen > 0) /* just in case... */
{
WCHAR *ptr = (modpath + buflen) - 1;
while (ptr != modpath)
{
if (*ptr == '\\')
break;
ptr--;
} /* while */
if ((ptr == modpath) && (*ptr != '\\'))
__PHYSFS_setError(ERR_GETMODFN_NO_DIR);
else
{
*(ptr + 1) = '\0'; /* chop off filename. */
retval = unicodeToUtf8Heap(modpath);
} /* else */
} /* else */
allocator.Free(modpath);
return(retval); /* w00t. */
} /* getExePath */
int __PHYSFS_platformMkDir(const char *path)
{
WCHAR *wpath;
DWORD rc;
UTF8_TO_UNICODE_STACK_MACRO(wpath, path);
rc = pCreateDirectoryW(wpath, NULL);
__PHYSFS_smallFree(wpath);
BAIL_IF_MACRO(rc == 0, winApiStrError(), 0);
return(1);
} /* __PHYSFS_platformMkDir */
static int doPlatformDelete(LPWSTR wpath)
{
/* If filename is a folder */
int isdir = 0;
//if (pGetFileAttributesW(wpath) & FILE_ATTRIBUTE_DIRECTORY)
WIN32_FILE_ATTRIBUTE_DATA file_info;
const BOOL res = GetFileAttributesExW(wpath, GetFileExInfoStandard, &file_info);
if (res) {
isdir = (file_info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY);
}
if (isdir)
{
BAIL_IF_MACRO(!pRemoveDirectoryW(wpath), winApiStrError(), 0);
} /* if */
else
{
BAIL_IF_MACRO(!pDeleteFileW(wpath), winApiStrError(), 0);
} /* else */
return(1); /* if you made it here, it worked. */
} /* doPlatformDelete */
char *__PHYSFS_platformGetUserName(void)
{
DWORD bufsize = 0;
char *retval = NULL;
if (pGetUserNameW(NULL, &bufsize) == 0) /* This SHOULD fail. */
{
LPWSTR wbuf = (LPWSTR)__PHYSFS_smallAlloc(bufsize * sizeof(WCHAR));
BAIL_IF_MACRO(wbuf == NULL, ERR_OUT_OF_MEMORY, NULL);
if (pGetUserNameW(wbuf, &bufsize) == 0) /* ?! */
__PHYSFS_setError(winApiStrError());
else
retval = unicodeToUtf8Heap(wbuf);
__PHYSFS_smallFree(wbuf);
} /* if */
return(retval);
} /* __PHYSFS_platformGetUserName */
void *__PHYSFS_platformOpenAppend(const char *filename)
{
void *retval = doOpen(filename, GENERIC_WRITE, OPEN_ALWAYS, 0);
if (retval != NULL)
{
HANDLE h = ((WinApiFile *) retval)->handle;
DWORD rc = SetFilePointer(h, 0, NULL, FILE_END);
if (rc == PHYSFS_INVALID_SET_FILE_POINTER)
{
const char *err = winApiStrError();
CloseHandle(h);
allocator.Free(retval);
BAIL_MACRO(err, NULL);
} /* if */
} /* if */
return(retval);
} /* __PHYSFS_platformOpenAppend */
PHYSFS_sint64 __PHYSFS_platformWrite(void *opaque, const void *buffer,
PHYSFS_uint32 size, PHYSFS_uint32 count)
{
HANDLE Handle = ((WinApiFile *)opaque)->handle;
DWORD CountOfBytesWritten;
PHYSFS_sint64 retval;
/* Read data from the file */
/* !!! FIXME: uint32 might be a greater # than DWORD */
if (!WriteFile(Handle, buffer, count * size, &CountOfBytesWritten, NULL))
{
BAIL_MACRO(winApiStrError(), -1);
} /* if */
else
{
/* Return the number of "objects" read. */
/* !!! FIXME: What if not the right number of bytes was written? */
retval = CountOfBytesWritten / size;
} /* else */
return(retval);
} /* __PHYSFS_platformWrite */
PHYSFS_sint64 __PHYSFS_platformFileLength(void *opaque)
{
HANDLE Handle = ((WinApiFile *) opaque)->handle;
DWORD SizeHigh;
DWORD SizeLow;
PHYSFS_sint64 retval;
SizeLow = GetFileSize(Handle, &SizeHigh);
if ( (SizeLow == PHYSFS_INVALID_SET_FILE_POINTER) &&
(GetLastError() != NO_ERROR) )
{
BAIL_MACRO(winApiStrError(), -1);
} /* if */
else
{
/* Combine the high/low order to create the 64-bit position value */
retval = (((PHYSFS_uint64) SizeHigh) << 32) | SizeLow;
assert(retval >= 0);
} /* else */
return(retval);
} /* __PHYSFS_platformFileLength */
PHYSFS_sint64 __PHYSFS_platformTell(void *opaque)
{
HANDLE Handle = ((WinApiFile *) opaque)->handle;
LONG HighPos = 0;
DWORD LowPos;
PHYSFS_sint64 retval;
/* Get current position */
LowPos = SetFilePointer(Handle, 0, &HighPos, FILE_CURRENT);
if ( (LowPos == PHYSFS_INVALID_SET_FILE_POINTER) &&
(GetLastError() != NO_ERROR) )
{
BAIL_MACRO(winApiStrError(), -1);
} /* if */
else
{
/* Combine the high/low order to create the 64-bit position value */
retval = (((PHYSFS_uint64) HighPos) << 32) | LowPos;
assert(retval >= 0);
} /* else */
return(retval);
} /* __PHYSFS_platformTell */
int __PHYSFS_platformSeek(void *opaque, PHYSFS_uint64 pos)
{
HANDLE Handle = ((WinApiFile *) opaque)->handle;
LONG HighOrderPos;
PLONG pHighOrderPos;
DWORD rc;
/* Get the high order 32-bits of the position */
HighOrderPos = HIGHORDER_UINT64(pos);
/*
* MSDN: "If you do not need the high-order 32 bits, this
* pointer must be set to NULL."
*/
pHighOrderPos = (HighOrderPos) ? &HighOrderPos : NULL;
/*
* !!! FIXME: MSDN: "Windows Me/98/95: If the pointer
* !!! FIXME: lpDistanceToMoveHigh is not NULL, then it must
* !!! FIXME: point to either 0, INVALID_SET_FILE_POINTER, or
* !!! FIXME: the sign extension of the value of lDistanceToMove.
* !!! FIXME: Any other value will be rejected."
*/
/* Move pointer "pos" count from start of file */
rc = SetFilePointer(Handle, LOWORDER_UINT64(pos),
pHighOrderPos, FILE_BEGIN);
if ( (rc == PHYSFS_INVALID_SET_FILE_POINTER) &&
(GetLastError() != NO_ERROR) )
{
BAIL_MACRO(winApiStrError(), 0);
} /* if */
return(1); /* No error occured */
} /* __PHYSFS_platformSeek */
