#include <jni.h>#include <android/native_window.h>#include <android/native_window_jni.h>#include <android/log.h>#include "u.h"#include "lib.h"#include "dat.h"#include "fns.h"#include "error.h"#include <draw.h>#include <string.h>#include <keyboard.h> void absmousetrack(int, int, int, ulong);ulong ticks(void);int dt_main(int, char**);int screenWidth;int screenHeight;Point mousept = {0, 0};int buttons = 0;float ws = 1;float hs = 1;extern char *snarfbuf;int mPaused = 0;ANativeWindow *window = NULL;jobject mainActivityObj;JavaVM *jvm;void flushmemscreen(Rectangle r);extern uchar *cambuf;extern int camlen; JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setObject(        JNIEnv *env,        jobject obj) {    mainActivityObj = (*env)->NewGlobalRef(env, obj);    jint rs = (*env)->GetJavaVM(env, &jvm);    assert(rs == JNI_OK);} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_keyDown(        JNIEnv *env,        jobject obj,        jint c) {    kbdkey(c, 1);} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_keyUp(        JNIEnv *env,        jobject obj,        jint c) {    kbdkey(c, 0);} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setPass(        JNIEnv *env,        jobject obj,        jstring str) {    setenv("PASS", (char*)(*env)->GetStringUTFChars(env, str, 0), 1);} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setWidth(        JNIEnv *env,        jobject obj,        jint width) {    screenWidth = width;} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setHeight(        JNIEnv *env,        jobject obj,        jint height) {    screenHeight = height;} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setWidthScale(        JNIEnv *env,        jobject obj,        jfloat s) {    ws = s;} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setHeightScale(        JNIEnv *env,        jobject obj,        jfloat s) {    hs = s;} JNIEXPORT jint JNICALLJava_org_echoline_drawterm_MainActivity_dtmain(        JNIEnv *env,        jobject obj,        jobjectArray argv) {    int i, ret;    char **args = (char **) malloc(((*env)->GetArrayLength(env, argv)+1) * sizeof(char *));     for (i = 0; i < (*env)->GetArrayLength(env, argv); i++) {        jobject str = (jobject) (*env)->GetObjectArrayElement(env, argv, i);        args[i] = strdup((char*)(*env)->GetStringUTFChars(env, (jstring)str, 0));    }    args[(*env)->GetArrayLength(env, argv)] = NULL;     ret = dt_main(i, args);     for (i = 0; args[i] != NULL; i++) {        free(args[i]);    }    free(args);     return ret;} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setMouse(        JNIEnv *env,        jobject obj,        jintArray args) {    jboolean isCopy;    jint *data;    if ((*env)->GetArrayLength(env, args) < 3)        return;    data = (*env)->GetIntArrayElements(env, args, &isCopy);    mousept.x = (int)(data[0] / ws);    mousept.y = (int)(data[1] / hs);    buttons = data[2];    (*env)->ReleaseIntArrayElements(env, args, data, 0);    absmousetrack(mousept.x, mousept.y, buttons, ticks());} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_setDTSurface(	JNIEnv* jenv,	jobject obj,	jobject surface) {    if (surface != NULL) {        window = ANativeWindow_fromSurface(jenv, surface);	ANativeWindow_setBuffersGeometry(window, screenWidth, screenHeight,		AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM);	flushmemscreen(Rect(0, 0, screenWidth, screenHeight));    } else if (window != NULL) {        ANativeWindow_release(window);	window = NULL;    }} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_exitDT(	JNIEnv* jenv,	jobject obj) {    exit(0);} JNIEXPORT void JNICALLJava_org_echoline_drawterm_MainActivity_sendPicture(	JNIEnv* env,	jobject obj,	jbyteArray array) {    jint len = (*env)->GetArrayLength(env, array);    jbyte *bytes = (*env)->GetByteArrayElements(env, array, NULL);    camlen = len;    cambuf = malloc(camlen);    memcpy(cambuf, bytes, camlen);    (*env)->ReleaseByteArrayElements(env, array, bytes, 0);}