mirror of
https://github.com/DrKLO/Telegram.git
synced 2024-12-22 22:45:18 +01:00
70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <jni.h>
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#include <sys/types.h>
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#include <inttypes.h>
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#include <stdlib.h>
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#include <openssl/aes.h>
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#include <unistd.h>
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#include "utils.h"
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#include "image.h"
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int registerNativeTgNetFunctions(JavaVM *vm, JNIEnv *env);
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int gifvideoOnJNILoad(JavaVM *vm, JNIEnv *env);
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jint JNI_OnLoad(JavaVM *vm, void *reserved) {
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JNIEnv *env = 0;
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srand(time(NULL));
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if ((*vm)->GetEnv(vm, (void **) &env, JNI_VERSION_1_6) != JNI_OK) {
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return -1;
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}
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if (imageOnJNILoad(vm, reserved, env) == -1) {
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return -1;
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}
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if (gifvideoOnJNILoad(vm, env) == -1) {
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return -1;
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}
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if (registerNativeTgNetFunctions(vm, env) != JNI_TRUE) {
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return -1;
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}
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return JNI_VERSION_1_6;
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}
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void JNI_OnUnload(JavaVM *vm, void *reserved) {
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}
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JNIEXPORT void Java_org_telegram_messenger_Utilities_aesIgeEncryption(JNIEnv *env, jclass class, jobject buffer, jbyteArray key, jbyteArray iv, jboolean encrypt, int offset, int length) {
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jbyte *what = (*env)->GetDirectBufferAddress(env, buffer) + offset;
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unsigned char *keyBuff = (unsigned char *)(*env)->GetByteArrayElements(env, key, NULL);
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unsigned char *ivBuff = (unsigned char *)(*env)->GetByteArrayElements(env, iv, NULL);
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AES_KEY akey;
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if (!encrypt) {
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AES_set_decrypt_key(keyBuff, 32 * 8, &akey);
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AES_ige_encrypt(what, what, length, &akey, ivBuff, AES_DECRYPT);
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} else {
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AES_set_encrypt_key(keyBuff, 32 * 8, &akey);
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AES_ige_encrypt(what, what, length, &akey, ivBuff, AES_ENCRYPT);
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}
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(*env)->ReleaseByteArrayElements(env, key, keyBuff, JNI_ABORT);
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(*env)->ReleaseByteArrayElements(env, iv, ivBuff, 0);
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}
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JNIEXPORT jstring Java_org_telegram_messenger_Utilities_readlink(JNIEnv *env, jclass class, jstring path) {
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static char buf[1000];
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char *fileName = (*env)->GetStringUTFChars(env, path, NULL);
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int result = readlink(fileName, buf, 999);
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jstring value = 0;
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if (result != -1) {
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buf[result] = '\0';
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value = (*env)->NewStringUTF(env, buf);
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}
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(*env)->ReleaseStringUTFChars(env, path, fileName);
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return value;
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}
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