initial commit

1 files changed, 253 insertions, 0 deletions

diff --git a/src/Platform_Android.c b/src/Platform_Android.c
new file mode 100644
index 0000000..e3b3a74
--- /dev/null
+++ b/src/Platform_Android.c
@@ -0,0 +1,253 @@
+#include "Core.h"
+#if defined CC_BUILD_ANDROID
+#include "Chat.h"
+#include "Constants.h"
+#include "Errors.h"
+#include "Funcs.h"
+#include "String.h"
+#include "Platform.h"
+#include <errno.h>
+#include <unistd.h>
+#include <android/log.h>
+
+
+/*########################################################################################################################*
+*------------------------------------------------------Logging/Time-------------------------------------------------------*
+*#########################################################################################################################*/
+void Platform_Log(const char* msg, int len) {
+	char tmp[2048 + 1];
+	len = min(len, 2048);
+
+	Mem_Copy(tmp, msg, len); tmp[len] = '\0';
+	/* log using logchat */
+	__android_log_write(ANDROID_LOG_DEBUG, "ClassiCube", tmp);
+}
+
+
+/*########################################################################################################################*
+*-----------------------------------------------------Process/Module------------------------------------------------------*
+*#########################################################################################################################*/
+cc_result Process_StartOpen(const cc_string* args) {
+	JavaCall_String_Void("startOpen", args);
+	return 0;
+}
+
+
+/*########################################################################################################################*
+*--------------------------------------------------------Updater----------------------------------------------------------*
+*#########################################################################################################################*/
+const struct UpdaterInfo Updater_Info = {
+	"&eRedownload and reinstall to update", 0
+};
+cc_bool Updater_Clean(void) { return true; }
+
+cc_result Updater_GetBuildTime(cc_uint64* t) {
+	JNIEnv* env;
+	JavaGetCurrentEnv(env);
+	*t = JavaCallLong(env, "getApkUpdateTime", "()J", NULL);
+	return 0;
+}
+
+cc_result Updater_Start(const char** action)   { *action = "Updating game"; return ERR_NOT_SUPPORTED; }
+cc_result Updater_MarkExecutable(void)         { return 0; }
+cc_result Updater_SetNewBuildTime(cc_uint64 t) { return ERR_NOT_SUPPORTED; }
+
+
+/*########################################################################################################################*
+*--------------------------------------------------------Platform---------------------------------------------------------*
+*#########################################################################################################################*/
+void Platform_TryLogJavaError(void) {
+	JNIEnv* env;
+	jthrowable err;
+	JavaGetCurrentEnv(env);
+
+	err = (*env)->ExceptionOccurred(env);
+	if (!err) return;
+
+	Platform_LogConst("PANIC");
+	(*env)->ExceptionDescribe(env);
+	(*env)->ExceptionClear(env);
+	/* TODO actually do something */
+}
+
+void Platform_ShareScreenshot(const cc_string* filename) {
+	cc_string path; char pathBuffer[FILENAME_SIZE];
+	String_InitArray(path, pathBuffer);
+
+	JavaCall_String_String("shareScreenshot", filename, &path);
+	if (!path.length) return;
+
+	Chat_AddRaw("&cError sharing screenshot");
+	Chat_Add1("  &c%s", &path);
+}
+
+void Directory_GetCachePath(cc_string* path) {
+	// TODO cache method ID
+	JavaCall_Void_String("getGameCacheDirectory", path);
+}
+
+
+/*########################################################################################################################*
+*-----------------------------------------------------Configuration-------------------------------------------------------*
+*#########################################################################################################################*/
+#include "Window.h"
+cc_result Platform_SetDefaultCurrentDirectory(int argc, char **argv) {
+	cc_string dir; char dirBuffer[FILENAME_SIZE + 1];
+	String_InitArray_NT(dir, dirBuffer);
+
+	JavaCall_Void_String("getGameDataDirectory", &dir);
+	dir.buffer[dir.length] = '\0';
+	Platform_Log1("DATA DIR: %s|", &dir);
+
+	int res = chdir(dir.buffer) == -1 ? errno : 0;
+	if (!res) return 0;
+
+	// show the path to the user
+	// TODO there must be a better way
+	Window_ShowDialog("Failed to set working directory to", dir.buffer);
+	return res;
+}
+
+
+/*########################################################################################################################*
+*-----------------------------------------------------Java Interop--------------------------------------------------------*
+*#########################################################################################################################*/
+jclass  App_Class;
+jobject App_Instance;
+JavaVM* VM_Ptr;
+
+/* JNI helpers */
+cc_string JavaGetString(JNIEnv* env, jstring str, char* buffer) {
+	const char* src; int len;
+	cc_string dst;
+	src = (*env)->GetStringUTFChars(env, str, NULL);
+	len = (*env)->GetStringUTFLength(env, str);
+
+	dst.buffer   = buffer;
+	dst.length   = 0;
+	dst.capacity = NATIVE_STR_LEN;
+	String_AppendUtf8(&dst, src, len);
+
+	(*env)->ReleaseStringUTFChars(env, str, src);
+	return dst;
+}
+
+jobject JavaMakeString(JNIEnv* env, const cc_string* str) {
+	cc_uint8 tmp[2048 + 4];
+	cc_uint8* cur;
+	int i, len = 0;
+
+	for (i = 0; i < str->length && len < 2048; i++) {
+		cur = tmp + len;
+		len += Convert_CP437ToUtf8(str->buffer[i], cur);
+	}
+	tmp[len] = '\0';
+	return (*env)->NewStringUTF(env, (const char*)tmp);
+}
+
+jbyteArray JavaMakeBytes(JNIEnv* env, const void* src, cc_uint32 len) {
+	if (!len) return NULL;
+	jbyteArray arr = (*env)->NewByteArray(env, len);
+	(*env)->SetByteArrayRegion(env, arr, 0, len, src);
+	return arr;
+}
+
+void JavaCallVoid(JNIEnv* env, const char* name, const char* sig, jvalue* args) {
+	jmethodID method = (*env)->GetMethodID(env, App_Class, name, sig);
+	(*env)->CallVoidMethodA(env, App_Instance, method, args);
+}
+
+jlong JavaCallLong(JNIEnv* env, const char* name, const char* sig, jvalue* args) {
+	jmethodID method = (*env)->GetMethodID(env, App_Class, name, sig);
+	return (*env)->CallLongMethodA(env, App_Instance, method, args);
+}
+
+jobject JavaCallObject(JNIEnv* env, const char* name, const char* sig, jvalue* args) {
+	jmethodID method = (*env)->GetMethodID(env, App_Class, name, sig);
+	return (*env)->CallObjectMethodA(env, App_Instance, method, args);
+}
+
+void JavaCall_String_Void(const char* name, const cc_string* value) {
+	JNIEnv* env;
+	jvalue args[1];
+	JavaGetCurrentEnv(env);
+
+	args[0].l = JavaMakeString(env, value);
+	JavaCallVoid(env, name, "(Ljava/lang/String;)V", args);
+	(*env)->DeleteLocalRef(env, args[0].l);
+}
+
+static void ReturnString(JNIEnv* env, jobject obj, cc_string* dst) {
+	const jchar* src;
+	jsize len;
+	if (!obj) return;
+
+	src = (*env)->GetStringChars(env,  obj, NULL);
+	len = (*env)->GetStringLength(env, obj);
+	String_AppendUtf16(dst, src, len * 2);
+	(*env)->ReleaseStringChars(env, obj, src);
+	(*env)->DeleteLocalRef(env,     obj);
+}
+
+void JavaCall_Void_String(const char* name, cc_string* dst) {
+	JNIEnv* env;
+	jobject obj;
+	JavaGetCurrentEnv(env);
+
+	obj = JavaCallObject(env, name, "()Ljava/lang/String;", NULL);
+	ReturnString(env, obj, dst);
+}
+
+void JavaCall_String_String(const char* name, const cc_string* arg, cc_string* dst) {
+	JNIEnv* env;
+	jobject obj;
+	jvalue args[1];
+	JavaGetCurrentEnv(env);
+
+	args[0].l = JavaMakeString(env, arg);
+	obj       = JavaCallObject(env, name, "(Ljava/lang/String;)Ljava/lang/String;", args);
+	ReturnString(env, obj, dst);
+	(*env)->DeleteLocalRef(env, args[0].l);
+}
+
+
+/*########################################################################################################################*
+*----------------------------------------------------Initialisation-------------------------------------------------------*
+*#########################################################################################################################*/
+extern void android_main(void);
+static void JNICALL java_updateInstance(JNIEnv* env, jobject instance) {
+	Platform_LogConst("App instance updated!");
+	App_Instance = (*env)->NewGlobalRef(env, instance);
+	/* TODO: Do we actually need to remove that global ref later? */
+}
+
+/* Called eventually by the activity java class to actually start the game */
+static void JNICALL java_runGameAsync(JNIEnv* env, jobject instance) {
+	void* thread;
+	java_updateInstance(env, instance);
+
+	Platform_LogConst("Running game async!");
+	/* The game must be run on a separate thread, as blocking the */
+	/* main UI thread will cause a 'App not responding..' messagebox */
+	Thread_Run(&thread, android_main, 1024 * 1024, "Game"); // TODO check stack size needed
+	Thread_Detach(thread);
+}
+static const JNINativeMethod methods[] = {
+	{ "updateInstance", "()V", java_updateInstance },
+	{ "runGameAsync",   "()V", java_runGameAsync }
+};
+
+/* This method is automatically called by the Java VM when the */
+/*  activity java class calls 'System.loadLibrary("classicube");' */
+CC_API jint JNI_OnLoad(JavaVM* vm, void* reserved) {
+	jclass klass;
+	JNIEnv* env;
+	VM_Ptr = vm;
+	JavaGetCurrentEnv(env);
+
+	klass     = (*env)->FindClass(env, "com/classicube/MainActivity");
+	App_Class = (*env)->NewGlobalRef(env, klass);
+	JavaRegisterNatives(env, methods);
+	return JNI_VERSION_1_4;
+}
+#endif