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authorChristian Schneppe <christian@pix-art.de>2016-09-08 22:23:38 +0200
committerChristian Schneppe <christian@pix-art.de>2016-09-08 22:23:38 +0200
commit7aeea93ded2d16f0cab3e478b5373a56f8840da1 (patch)
tree8f8f28f43fb91630424345a917e7772618f8049a /src/main/jni/jni.c
parent115fb45aaa56ac87b1e5864c0fda7cee0970af5c (diff)
added some new JNIs
Diffstat (limited to 'src/main/jni/jni.c')
-rw-r--r--src/main/jni/jni.c75
1 files changed, 11 insertions, 64 deletions
diff --git a/src/main/jni/jni.c b/src/main/jni/jni.c
index ff600f003..b8bb4713a 100644
--- a/src/main/jni/jni.c
+++ b/src/main/jni/jni.c
@@ -4,12 +4,14 @@
#include <sys/types.h>
#include <inttypes.h>
#include <stdlib.h>
-#include "aes/aes.h"
+#include <openssl/aes.h>
+#include <unistd.h>
#include "utils.h"
-#include "sqlite.h"
-#include "gif.h"
#include "image.h"
+int registerNativeTgNetFunctions(JavaVM *vm, JNIEnv *env);
+int gifvideoOnJNILoad(JavaVM *vm, JNIEnv *env);
+
jint JNI_OnLoad(JavaVM *vm, void *reserved) {
JNIEnv *env = 0;
srand(time(NULL));
@@ -18,76 +20,21 @@ jint JNI_OnLoad(JavaVM *vm, void *reserved) {
return -1;
}
- if (sqliteOnJNILoad(vm, reserved, env) == -1) {
+ if (imageOnJNILoad(vm, reserved, env) == -1) {
return -1;
}
- if (imageOnJNILoad(vm, reserved, env) == -1) {
+ if (gifvideoOnJNILoad(vm, env) == -1) {
+ return -1;
+ }
+
+ if (registerNativeTgNetFunctions(vm, env) != JNI_TRUE) {
return -1;
}
-
- gifOnJNILoad(vm, reserved, env);
return JNI_VERSION_1_6;
}
void JNI_OnUnload(JavaVM *vm, void *reserved) {
- gifOnJNIUnload(vm, reserved);
-}
-JNIEXPORT void Java_org_telegram_messenger_Utilities_aesIgeEncryption(JNIEnv *env, jclass class, jobject buffer, jbyteArray key, jbyteArray iv, jboolean encrypt, int offset, int length) {
- jbyte *what = (*env)->GetDirectBufferAddress(env, buffer) + offset;
- unsigned char *keyBuff = (unsigned char *)(*env)->GetByteArrayElements(env, key, NULL);
- unsigned char *ivBuff = (unsigned char *)(*env)->GetByteArrayElements(env, iv, NULL);
-
- AES_KEY akey;
- if (!encrypt) {
- AES_set_decrypt_key(keyBuff, 32 * 8, &akey);
- AES_ige_encrypt(what, what, length, &akey, ivBuff, AES_DECRYPT);
- } else {
- AES_set_encrypt_key(keyBuff, 32 * 8, &akey);
- AES_ige_encrypt(what, what, length, &akey, ivBuff, AES_ENCRYPT);
- }
- (*env)->ReleaseByteArrayElements(env, key, keyBuff, JNI_ABORT);
- (*env)->ReleaseByteArrayElements(env, iv, ivBuff, 0);
-}
-
-uint64_t gcd(uint64_t a, uint64_t b){
- while(a != 0 && b != 0) {
- while((b & 1) == 0) b >>= 1;
- while((a & 1) == 0) a >>= 1;
- if(a > b) a -= b; else b -= a;
- }
- return b == 0 ? a : b;
-}
-
-JNIEXPORT jlong Java_org_telegram_messenger_Utilities_doPQNative(JNIEnv* env, jclass class, jlong _what) {
- uint64_t what = _what;
- int it = 0, i, j;
- uint64_t g = 0;
- for (i = 0; i < 3 || it < 1000; i++){
- int q = ((lrand48() & 15) + 17) % what;
- uint64_t x = (long long)lrand48() % (what - 1) + 1, y = x;
- int lim = 1 << (i + 18), j;
- for(j = 1; j < lim; j++){
- ++it;
- uint64_t a = x, b = x, c = q;
- while(b){
- if(b & 1){
- c += a;
- if(c >= what) c -= what;
- }
- a += a;
- if(a >= what) a -= what;
- b >>= 1;
- }
- x = c;
- uint64_t z = x < y ? what + x - y : x - y;
- g = gcd(z, what);
- if(g != 1) break;
- if(!(j & (j - 1))) y = x;
- }
- if(g > 1 && g < what) break;
- }
- return g;
}