virtualx-engine/thirdparty/libwebsockets/uwp_fixes.diff
2019-03-06 02:02:52 +01:00

47 lines
1.9 KiB
Diff

diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-file.c b/thirdparty/libwebsockets/lib/plat/windows/windows-file.c
index 6516b70b0..eb73aab7f 100644
--- a/thirdparty/libwebsockets/lib/plat/windows/windows-file.c
+++ b/thirdparty/libwebsockets/lib/plat/windows/windows-file.c
@@ -36,9 +36,20 @@ _lws_plat_file_open(const struct lws_plat_file_ops *fops, const char *filename,
HANDLE ret;
WCHAR buf[MAX_PATH];
lws_fop_fd_t fop_fd;
- LARGE_INTEGER llFileSize = {0};
+ FILE_STANDARD_INFO fInfo = {0};
MultiByteToWideChar(CP_UTF8, 0, filename, -1, buf, LWS_ARRAY_SIZE(buf));
+
+#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0602 // Windows 8 (minimum when UWP_ENABLED, but can be used in Windows builds)
+ CREATEFILE2_EXTENDED_PARAMETERS extParams = {0};
+ extParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL;
+
+ if (((*flags) & 7) == _O_RDONLY) {
+ ret = CreateFile2(buf, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING, &extParams);
+ } else {
+ ret = CreateFile2(buf, GENERIC_WRITE, 0, CREATE_ALWAYS, &extParams);
+ }
+#else
if (((*flags) & 7) == _O_RDONLY) {
ret = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
@@ -46,6 +57,7 @@ _lws_plat_file_open(const struct lws_plat_file_ops *fops, const char *filename,
ret = CreateFileW(buf, GENERIC_WRITE, 0, NULL,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
}
+#endif
if (ret == LWS_INVALID_FILE)
goto bail;
@@ -58,9 +70,9 @@ _lws_plat_file_open(const struct lws_plat_file_ops *fops, const char *filename,
fop_fd->fd = ret;
fop_fd->filesystem_priv = NULL; /* we don't use it */
fop_fd->flags = *flags;
- fop_fd->len = GetFileSize(ret, NULL);
- if(GetFileSizeEx(ret, &llFileSize))
- fop_fd->len = llFileSize.QuadPart;
+ fop_fd->len = 0;
+ if(GetFileInformationByHandleEx(ret, FileStandardInfo, &fInfo, sizeof(fInfo)))
+ fop_fd->len = fInfo.EndOfFile.QuadPart;
fop_fd->pos = 0;