–Windows: Add native VDir support

CHANGES

@@ -30,6 +30,7 @@ Misc:
  - OpenGL: Log shader compilation failure
  - All: Allow use of external minizip library
  - Qt: Remove some C99isms from C++ code
+ - Windows: Add native VDir support
 
 0.4.0: (2016-02-02)
 Features:

CMakeLists.txt

@@ -144,7 +144,7 @@ if(WIN32)
 	set(WIN32_VERSION "${LIB_VERSION_MAJOR},${LIB_VERSION_MINOR},${LIB_VERSION_PATCH}")
 	add_definitions(-D_WIN32_WINNT=0x0600)
 	list(APPEND OS_LIB ws2_32 shlwapi)
-	list(APPEND CORE_VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-fd.c ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-dirent.c)
+	list(APPEND CORE_VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-fd.c ${CMAKE_SOURCE_DIR}/src/platform/windows/vfs-w32.c)
 	file(GLOB OS_SRC ${CMAKE_SOURCE_DIR}/src/platform/windows/*.c)
 	source_group("Windows-specific code" FILES ${OS_SRC})
 elseif(UNIX)

src/platform/windows/vfs-w32.c

@@ -0,0 +1,147 @@
+/* Copyright (c) 2013-2016 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "util/vfs.h"
+
+#include "util/string.h"
+
+static bool _vdwClose(struct VDir* vd);
+static void _vdwRewind(struct VDir* vd);
+static struct VDirEntry* _vdwListNext(struct VDir* vd);
+static struct VFile* _vdwOpenFile(struct VDir* vd, const char* path, int mode);
+static struct VDir* _vdwOpenDir(struct VDir* vd, const char* path);
+static bool _vdwDeleteFile(struct VDir* vd, const char* path);
+
+static const char* _vdweName(struct VDirEntry* vde);
+static enum VFSType _vdweType(struct VDirEntry* vde);
+
+struct VDirW32;
+struct VDirEntryW32 {
+	struct VDirEntry d;
+	WIN32_FIND_DATA ffData;
+};
+
+struct VDirW32 {
+	struct VDir d;
+	HANDLE handle;
+	struct VDirEntryW32 vde;
+	char* path;
+};
+
+struct VDir* VDirOpen(const char* path) {
+	if (!path || !path[0]) {
+		return 0;
+	}
+	char name[MAX_PATH];
+	_snprintf(name, sizeof(name), "%s\\*", path);
+	WIN32_FIND_DATA ffData;
+	HANDLE handle = FindFirstFile(name, &ffData);
+	if (handle == INVALID_HANDLE_VALUE) {
+		return 0;
+	}
+
+	struct VDirW32* vd = malloc(sizeof(struct VDirW32));
+	if (!vd) {
+		FindClose(handle);
+		return 0;
+	}
+
+	vd->d.close = _vdwClose;
+	vd->d.rewind = _vdwRewind;
+	vd->d.listNext = _vdwListNext;
+	vd->d.openFile = _vdwOpenFile;
+	vd->d.openDir = _vdwOpenDir;
+	vd->d.deleteFile = _vdwDeleteFile;
+	vd->handle = handle;
+	vd->path = _strdup(path);
+
+	vd->vde.d.name = _vdweName;
+	vd->vde.d.type = _vdweType;
+	vd->vde.ffData = ffData;
+
+	return &vd->d;
+}
+
+bool _vdwClose(struct VDir* vd) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	FindClose(vdw->handle);
+	free(vdw);
+	return true;
+}
+
+void _vdwRewind(struct VDir* vd) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	FindClose(vdw->handle);
+	char name[MAX_PATH];
+	_snprintf(name, sizeof(name), "%s\\*", vdw->path);
+	vdw->handle = FindFirstFile(name, &vdw->vde.ffData);
+}
+
+struct VDirEntry* _vdwListNext(struct VDir* vd) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	if (FindNextFile(vdw->handle, &vdw->vde.ffData)) {
+		return &vdw->vde.d;
+	}
+
+	return 0;
+}
+
+struct VFile* _vdwOpenFile(struct VDir* vd, const char* path, int mode) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	if (!path) {
+		return 0;
+	}
+	const char* dir = vdw->path;
+	char* combined = malloc(sizeof(char) * (strlen(path) + strlen(dir) + 2));
+	sprintf(combined, "%s\\%s", dir, path);
+
+	struct VFile* file = VFileOpen(combined, mode);
+	free(combined);
+	return file;
+}
+
+struct VDir* _vdwOpenDir(struct VDir* vd, const char* path) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	if (!path) {
+		return 0;
+	}
+	const char* dir = vdw->path;
+	char* combined = malloc(sizeof(char) * (strlen(path) + strlen(dir) + 2));
+	sprintf(combined, "%s\\%s", dir, path);
+
+	struct VDir* vd2 = VDirOpen(combined);
+	if (!vd2) {
+		vd2 = VDirOpenArchive(combined);
+	}
+	free(combined);
+	return vd2;
+}
+
+bool _vdwDeleteFile(struct VDir* vd, const char* path) {
+	struct VDirW32* vdw = (struct VDirW32*) vd;
+	if (!path) {
+		return 0;
+	}
+	const char* dir = vdw->path;
+	char* combined = malloc(sizeof(char) * (strlen(path) + strlen(dir) + 2));
+	sprintf(combined, "%s\\%s", dir, path);
+
+	bool ret = DeleteFile(combined);
+	free(combined);
+	return ret;
+}
+
+const char* _vdweName(struct VDirEntry* vde) {
+	struct VDirEntryW32* vdwe = (struct VDirEntryW32*) vde;
+	return vdwe->ffData.cFileName;
+}
+
+static enum VFSType _vdweType(struct VDirEntry* vde) {
+	struct VDirEntryW32* vdwe = (struct VDirEntryW32*) vde;
+	if (vdwe->ffData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
+		return VFS_DIRECTORY;
+	}
+	return VFS_FILE;
+}