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- Add new API for OlmUtility

Browse source 
- Introducing namespace AndroidOlmSdk
- Fix logs (function names mixed up)
- Add new check based on the calling java object instance type (IsInstanceOf())
- Fix return value for getXXXInstanceId() in case of failure. Now 0 is returned.
This commit is contained in:
pedroGitt 2016-10-18 15:59:36 +02:00
parent 4ccc45ab0a
commit 034fa6be40
9 changed files with 328 additions and 86 deletions
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14
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_account.cpp
View file

@ -16,6 +16,8 @@
#include "olm_account.h"
using namespace AndroidOlmSdk;
/**
* Init memory allocation for account creation.
* @return valid memory allocation, NULL otherwise
@ -264,36 +266,36 @@ JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(oneTimeKeysJni)(JNIEnv *env, jobject t
size_t keysResult;
jbyteArray byteArrayRetValue = NULL;
LOGD("## oneTimeKeys(): accountPtr =%p",accountPtr);
LOGD("## oneTimeKeysJni(): IN");
if(NULL == (accountPtr = (OlmAccount*)getAccountInstanceId(env,thiz)))
{
LOGE("## oneTimeKeys(): failure - invalid Account ptr");
LOGE("## oneTimeKeysJni(): failure - invalid Account ptr");
}
else
{ // keys memory allocation
keysLength = olm_account_one_time_keys_length(accountPtr);
if(NULL == (keysBytesPtr=(uint8_t *)malloc(keysLength*sizeof(uint8_t))))
{
LOGE("## oneTimeKeys(): failure - one time keys array OOM");
LOGE("## oneTimeKeysJni(): failure - one time keys array OOM");
}
else
{ // retrieve key pairs in keysBytesPtr
keysResult = olm_account_one_time_keys(accountPtr, keysBytesPtr, keysLength);
if(keysResult == olm_error()) {
const char *errorMsgPtr = olm_account_last_error(accountPtr);
LOGE("## oneTimeKeys(): failure - error getting one time keys Msg=%s",errorMsgPtr);
LOGE("## oneTimeKeysJni(): failure - error getting one time keys Msg=%s",errorMsgPtr);
}
else
{ // allocate the byte array to be returned to java
if(NULL == (byteArrayRetValue=env->NewByteArray(keysLength)))
{
LOGE("## oneTimeKeys(): failure - return byte array OOM");
LOGE("## oneTimeKeysJni(): failure - return byte array OOM");
}
else
{
env->SetByteArrayRegion(byteArrayRetValue, 0/*offset*/, keysLength, (const jbyte*)keysBytesPtr);
LOGD("## oneTimeKeys(): success");
LOGD("## oneTimeKeysJni(): success");
}
}

1
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.cpp
View file

@ -16,6 +16,7 @@
#include "olm_inbound_group_session.h"
using namespace AndroidOlmSdk;
/**
* Release the session allocation made by initializeInboundGroupSessionMemory().<br>

25
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_jni.h
View file

@ -44,21 +44,16 @@
#define FUNC_DEF(class_name,func_name) JNICALL Java_org_matrix_olm_##class_name##_##func_name
// Error codes definition
static const int ERROR_CODE_OK = 0;
static const int ERROR_CODE_NO_MATCHING_ONE_TIME_KEYS = ERROR_CODE_OK+1;
static const int ERROR_CODE_KO = -1;
namespace AndroidOlmSdk
{
// Error codes definition
static const int ERROR_CODE_OK = 0;
static const int ERROR_CODE_NO_MATCHING_ONE_TIME_KEYS = ERROR_CODE_OK+1;
static const int ERROR_CODE_KO = -1;
// constants
static const int ACCOUNT_CREATION_RANDOM_MODULO = 256;
// strings
static const char *CLASS_OLM_OUTBOUND_GROUP_SESSION = "org/matrix/olm/OlmOutboundGroupSession";
static const char *CLASS_OLM_INBOUND_GROUP_SESSION = "org/matrix/olm/OlmInboundGroupSession";
static const char *CLASS_OLM_SESSION = "org/matrix/olm/OlmSession";
static const char *CLASS_OLM_ACCOUNT = "org/matrix/olm/OlmAccount";
static const char *CLASS_OLM_UTILITY = "org/matrix/olm/OlmUtility";
// constants
static const int ACCOUNT_CREATION_RANDOM_MODULO = 256;
}
#ifdef __cplusplus
extern "C" {
@ -70,7 +65,7 @@ jlong getSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject);
jlong getAccountInstanceId(JNIEnv* aJniEnv, jobject aJavaObject);
jlong getInboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject);
jlong getOutboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject);
jlong getUtilityInstanceId(JNIEnv* aJniEnv, jobject aJavaObject);
#ifdef __cplusplus
}

62
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_jni_helper.cpp
View file

@ -17,7 +17,9 @@
* limitations under the License.
*/
#include "olm_jni.h"
#include "olm_jni_helper.h"
using namespace AndroidOlmSdk;
/**
* Init a buffer with a given number of random values.
@ -30,15 +32,15 @@ bool setRandomInBuffer(uint8_t **aBuffer2Ptr, size_t aRandomSize)
bool retCode = false;
if(NULL == aBuffer2Ptr)
{
LOGD("## setRandomInBuffer(): failure - aBuffer=NULL");
LOGE("## setRandomInBuffer(): failure - aBuffer=NULL");
}
else if(0 == aRandomSize)
{
LOGD("## setRandomInBuffer(): failure - random size=0");
LOGE("## setRandomInBuffer(): failure - random size=0");
}
else if(NULL == (*aBuffer2Ptr = (uint8_t*)malloc(aRandomSize*sizeof(uint8_t))))
{
LOGD("## setRandomInBuffer(): failure - alloc mem OOM");
LOGE("## setRandomInBuffer(): failure - alloc mem OOM");
}
else
{
@ -67,7 +69,7 @@ bool setRandomInBuffer(uint8_t **aBuffer2Ptr, size_t aRandomSize)
**/
jlong getAccountInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
{
jlong instanceId=-1;
jlong instanceId = 0;
jfieldID instanceIdField;
jclass loaderClass;
jclass requiredClass = 0;
@ -78,7 +80,7 @@ jlong getAccountInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
if((0 != requiredClass) && (JNI_TRUE != aJniEnv->IsInstanceOf(aJavaObject, requiredClass)))
{
LOGD("## getAccountInstanceId() failure - invalid instance of");
LOGE("## getAccountInstanceId() failure - invalid instance of");
}
else if(0 != (loaderClass=aJniEnv->GetObjectClass(aJavaObject)))
{
@ -90,17 +92,17 @@ jlong getAccountInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
}
else
{
LOGD("## getAccountInstanceId() ERROR! GetFieldID=null");
LOGE("## getAccountInstanceId() ERROR! GetFieldID=null");
}
}
else
{
LOGD("## getAccountInstanceId() ERROR! GetObjectClass=null");
LOGE("## getAccountInstanceId() ERROR! GetObjectClass=null");
}
}
else
{
LOGD("## getAccountInstanceId() ERROR! aJniEnv=NULL");
LOGE("## getAccountInstanceId() ERROR! aJniEnv=NULL");
}
LOGD("## getAccountInstanceId() success - instanceId=%lld",instanceId);
return instanceId;
@ -114,7 +116,7 @@ jlong getAccountInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
**/
jlong getSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
{
jlong instanceId=-1;
jlong instanceId = 0;
jfieldID instanceIdField;
jclass loaderClass;
jclass requiredClass = 0;
@ -125,7 +127,7 @@ jlong getSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
if((0 != requiredClass) && (JNI_TRUE != aJniEnv->IsInstanceOf(aJavaObject, requiredClass)))
{
LOGD("## getSessionInstanceId() failure - invalid instance of");
LOGE("## getSessionInstanceId() failure - invalid instance of");
}
else if(0 != (loaderClass=aJniEnv->GetObjectClass(aJavaObject)))
{
@ -136,17 +138,17 @@ jlong getSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
}
else
{
LOGD("## getSessionInstanceId() ERROR! GetFieldID=null");
LOGE("## getSessionInstanceId() ERROR! GetFieldID=null");
}
}
else
{
LOGD("## getSessionInstanceId() ERROR! GetObjectClass=null");
LOGE("## getSessionInstanceId() ERROR! GetObjectClass=null");
}
}
else
{
LOGD("## getSessionInstanceId() ERROR! aJniEnv=NULL");
LOGE("## getSessionInstanceId() ERROR! aJniEnv=NULL");
}
//LOGD("## getSessionInstanceId() success - instanceId=%lld",instanceId);
@ -162,7 +164,7 @@ jlong getSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
**/
jlong getInboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
{
jlong instanceId=-1;
jlong instanceId = 0;
jfieldID instanceIdField;
jclass loaderClass;
jclass requiredClass = 0;
@ -173,7 +175,7 @@ jlong getInboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
if((0 != requiredClass) && (JNI_TRUE != aJniEnv->IsInstanceOf(aJavaObject, requiredClass)))
{
LOGD("## getInboundGroupSessionInstanceId() failure - invalid instance of");
LOGE("## getInboundGroupSessionInstanceId() failure - invalid instance of");
}
else if(0 != (loaderClass=aJniEnv->GetObjectClass(aJavaObject)))
{
@ -184,17 +186,17 @@ jlong getInboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
}
else
{
LOGD("## getInboundGroupSessionInstanceId() ERROR! GetFieldID=null");
LOGE("## getInboundGroupSessionInstanceId() ERROR! GetFieldID=null");
}
}
else
{
LOGD("## getInboundGroupSessionInstanceId() ERROR! GetObjectClass=null");
LOGE("## getInboundGroupSessionInstanceId() ERROR! GetObjectClass=null");
}
}
else
{
LOGD("## getInboundGroupSessionInstanceId() ERROR! aJniEnv=NULL");
LOGE("## getInboundGroupSessionInstanceId() ERROR! aJniEnv=NULL");
}
return instanceId;
@ -209,7 +211,7 @@ jlong getInboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
**/
jlong getOutboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
{
jlong instanceId=-1;
jlong instanceId = 0;
jfieldID instanceIdField;
jclass loaderClass;
jclass requiredClass = 0;
@ -220,7 +222,7 @@ jlong getOutboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
if((0 != requiredClass) && (JNI_TRUE != aJniEnv->IsInstanceOf(aJavaObject, requiredClass)))
{
LOGD("## getOutboundGroupSessionInstanceId() failure - invalid instance of");
LOGE("## getOutboundGroupSessionInstanceId() failure - invalid instance of");
}
else if(0 != (loaderClass=aJniEnv->GetObjectClass(aJavaObject)))
{
@ -231,17 +233,17 @@ jlong getOutboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! GetFieldID=null");
LOGE("## getOutboundGroupSessionInstanceId() ERROR! GetFieldID=null");
}
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! GetObjectClass=null");
LOGE("## getOutboundGroupSessionInstanceId() ERROR! GetObjectClass=null");
}
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! aJniEnv=NULL");
LOGE("## getOutboundGroupSessionInstanceId() ERROR! aJniEnv=NULL");
}
return instanceId;
@ -249,7 +251,7 @@ jlong getOutboundGroupSessionInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
jlong getUtilityInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
{
jlong instanceId=-1;
jlong instanceId = 0;
jfieldID instanceIdField;
jclass loaderClass;
jclass requiredClass = 0;
@ -260,28 +262,28 @@ jlong getUtilityInstanceId(JNIEnv* aJniEnv, jobject aJavaObject)
if((0 != requiredClass) && (JNI_TRUE != aJniEnv->IsInstanceOf(aJavaObject, requiredClass)))
{
LOGD("## getOutboundGroupSessionInstanceId() failure - invalid instance of");
LOGE("## getUtilityInstanceId() failure - invalid instance of");
}
else if(0 != (loaderClass=aJniEnv->GetObjectClass(aJavaObject)))
{
if(0 != (instanceIdField=aJniEnv->GetFieldID(loaderClass, "mNativeOlmOutboundGroupSessionId", "J")))
if(0 != (instanceIdField=aJniEnv->GetFieldID(loaderClass, "mNativeOlmUtilityId", "J")))
{
instanceId = aJniEnv->GetLongField(aJavaObject, instanceIdField);
aJniEnv->DeleteLocalRef(loaderClass);
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! GetFieldID=null");
LOGE("## getUtilityInstanceId() ERROR! GetFieldID=null");
}
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! GetObjectClass=null");
LOGE("## getUtilityInstanceId() ERROR! GetObjectClass=null");
}
}
else
{
LOGD("## getOutboundGroupSessionInstanceId() ERROR! aJniEnv=NULL");
LOGE("## getUtilityInstanceId() ERROR! aJniEnv=NULL");
}
return instanceId;

30
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_jni_helper.h Normal file
View file

@ -0,0 +1,30 @@
/**
* Created by pedrocon on 06/10/2016.
*/
/*
* Copyright 2016 OpenMarket Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "olm_jni.h"
// constant strings
namespace AndroidOlmSdk
{
static const char *CLASS_OLM_INBOUND_GROUP_SESSION = "org/matrix/olm/OlmInboundGroupSession";
static const char *CLASS_OLM_OUTBOUND_GROUP_SESSION = "org/matrix/olm/OlmOutboundGroupSession";
static const char *CLASS_OLM_SESSION = "org/matrix/olm/OlmSession";
static const char *CLASS_OLM_ACCOUNT = "org/matrix/olm/OlmAccount";
static const char *CLASS_OLM_UTILITY = "org/matrix/olm/OlmUtility";
}

1
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_outbound_group_session.cpp
View file

@ -16,6 +16,7 @@
#include "olm_outbound_group_session.h"
using namespace AndroidOlmSdk;
/**
* Release the session allocation made by initializeOutboundGroupSessionMemory().<br>

62
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp
View file

@ -16,6 +16,7 @@
#include "olm_session.h"
using namespace AndroidOlmSdk;
/**
* Init memory allocation for a session creation.<br>
@ -585,31 +586,31 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject t
if(NULL == (sessionPtr = (OlmSession*)getSessionInstanceId(env,thiz)))
{
LOGE("## decryptMessageJni(): failure - invalid Session ptr=NULL");
LOGE("## decryptMessageJni(): failure - invalid Session ptr=NULL");
}
else if(0 == aEncryptedMsg)
{
LOGE("## decryptMessageJni(): failure - invalid encrypted message");
LOGE("## decryptMessageJni(): failure - invalid encrypted message");
}
else if(0 == (encryptedMsgJclass = env->GetObjectClass(aEncryptedMsg)))
{
LOGE("## decryptMessageJni(): failure - unable to get encrypted message class");
LOGE("## decryptMessageJni(): failure - unable to get encrypted message class");
}
else if(0 == (encryptedMsgFieldId = env->GetFieldID(encryptedMsgJclass,"mCipherText","Ljava/lang/String;")))
{
LOGE("## decryptMessageJni(): failure - unable to get message field");
LOGE("## decryptMessageJni(): failure - unable to get message field");
}
else if(0 == (typeMsgFieldId = env->GetFieldID(encryptedMsgJclass,"mType","J")))
{
LOGE("## decryptMessageJni(): failure - unable to get message type field");
LOGE("## decryptMessageJni(): failure - unable to get message type field");
}
else if(0 == (encryptedMsgJstring = (jstring)env->GetObjectField(aEncryptedMsg, encryptedMsgFieldId)))
{
LOGE("## decryptMessageJni(): failure - JNI encrypted object ");
LOGE("## decryptMessageJni(): failure - JNI encrypted object ");
}
else if(0 == (encryptedMsgPtr = env->GetStringUTFChars(encryptedMsgJstring, 0)))
{
LOGE("## decryptMessageJni(): failure - encrypted message JNI allocation OOM");
LOGE("## decryptMessageJni(): failure - encrypted message JNI allocation OOM");
}
else
{
@ -621,7 +622,7 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject t
// create a dedicated temp buffer to be used in next Olm API calls
tempEncryptedPtr = static_cast<char*>(malloc(encryptedMsgLength*sizeof(uint8_t)));
memcpy(tempEncryptedPtr, encryptedMsgPtr, encryptedMsgLength);
LOGD("## decryptMessageJni(): MsgType=%ld encryptedMsgLength=%lu encryptedMsg=%s",encryptedMsgType,encryptedMsgLength,encryptedMsgPtr);
LOGD("## decryptMessageJni(): MsgType=%ld encryptedMsgLength=%lu encryptedMsg=%s",encryptedMsgType,encryptedMsgLength,encryptedMsgPtr);
// get max plaintext length
size_t maxPlainTextLength = olm_decrypt_max_plaintext_length(sessionPtr,
@ -633,11 +634,11 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject t
if(maxPlainTextLength == olm_error())
{
const char *errorMsgPtr = olm_session_last_error(sessionPtr);
LOGE("## decryptMessageJni(): failure - olm_decrypt_max_plaintext_length Msg=%s",errorMsgPtr);
LOGE("## decryptMessageJni(): failure - olm_decrypt_max_plaintext_length Msg=%s",errorMsgPtr);
}
else
{
LOGD("## decryptMessageJni(): maxPlaintextLength=%lu",maxPlainTextLength);
LOGD("## decryptMessageJni(): maxPlaintextLength=%lu",maxPlainTextLength);
// allocate output decrypted message
plainTextMsgPtr = static_cast<void*>(malloc((maxPlainTextLength+1)*sizeof(uint8_t)));
@ -653,14 +654,14 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject t
if(plaintextLength == olm_error())
{
const char *errorMsgPtr = olm_session_last_error(sessionPtr);
LOGE("## decryptMessageJni(): failure - olm_decrypt Msg=%s",errorMsgPtr);
LOGE("## decryptMessageJni(): failure - olm_decrypt Msg=%s",errorMsgPtr);
}
else
{
// update decrypted buffer size
(static_cast<char*>(plainTextMsgPtr))[plaintextLength] = static_cast<char>('\0');
LOGD("## decryptMessageJni(): decrypted returnedLg=%lu plainTextMsgPtr=%s",plaintextLength, static_cast<char*>(plainTextMsgPtr));
LOGD("## decryptMessageJni(): decrypted returnedLg=%lu plainTextMsgPtr=%s",plaintextLength, static_cast<char*>(plainTextMsgPtr));
decryptedMsgRetValue = env->NewStringUTF(static_cast<const char*>(plainTextMsgPtr));
}
}
@ -698,34 +699,41 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(getSessionIdentifierJni)(JNIEnv *env, job
void *sessionIdPtr = NULL;
jstring returnValueStr=0;
// get the size to alloc to contain the id
size_t lengthSessionId = olm_session_id_length(sessionPtr);
LOGD("## getSessionIdentifierJni(): IN ");
if(NULL == (sessionPtr = (OlmSession*)getSessionInstanceId(env,thiz)))
{
LOGE("## getSessionIdentifierJni(): failure - invalid Session ptr=NULL");
}
else if(NULL == (sessionIdPtr = (void*)malloc((lengthSessionId+1)*sizeof(uint8_t))))
{
LOGE("## getSessionIdentifierJni(): failure - identifier allocation OOM");
}
else
{
size_t result = olm_session_id(sessionPtr, sessionIdPtr, lengthSessionId);
if (result == olm_error())
// get the size to alloc to contain the id
size_t lengthSessionId = olm_session_id_length(sessionPtr);
LOGD("## getSessionIdentifierJni(): lengthSessionId=%lu",lengthSessionId);
if(NULL == (sessionIdPtr = (void*)malloc((lengthSessionId+1)*sizeof(uint8_t))))
{
const char *errorMsgPtr = olm_session_last_error(sessionPtr);
LOGE("## getSessionIdentifierJni(): failure - get session identifier failure Msg=%s",errorMsgPtr);
LOGE("## getSessionIdentifierJni(): failure - identifier allocation OOM");
}
else
{
// update length
(static_cast<char*>(sessionIdPtr))[result] = static_cast<char>('\0');
size_t result = olm_session_id(sessionPtr, sessionIdPtr, lengthSessionId);
LOGD("## getSessionIdentifierJni(): success - result=%lu sessionId=%s",result, (char*)sessionIdPtr);
returnValueStr = env->NewStringUTF((const char*)sessionIdPtr);
if (result == olm_error())
{
const char *errorMsgPtr = olm_session_last_error(sessionPtr);
LOGE("## getSessionIdentifierJni(): failure - get session identifier failure Msg=%s",errorMsgPtr);
}
else
{
// update length
(static_cast<char*>(sessionIdPtr))[result] = static_cast<char>('\0');
LOGD("## getSessionIdentifierJni(): success - result=%lu sessionId=%s",result, (char*)sessionIdPtr);
returnValueStr = env->NewStringUTF((const char*)sessionIdPtr);
}
free(sessionIdPtr);
}
free(sessionIdPtr);
}
return returnValueStr;

210
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_utility.cpp
View file

@ -14,24 +14,220 @@
* limitations under the License.
*/
#include "olm_jni.h"
#include "olm_utility.h"
using namespace AndroidOlmSdk;
OlmUtility* initializeUtilityMemory()
{
OlmUtility* utilityPtr = NULL;
size_t utilitySize = olm_utility_size();
if(NULL != (utilityPtr=(OlmUtility*)malloc(utilitySize)))
{
utilityPtr = olm_utility(utilityPtr);
LOGD("## initializeUtilityMemory(): success - OLM utility size=%lu",utilitySize);
}
else
{
LOGE("## initializeUtilityMemory(): failure - OOM");
}
return utilityPtr;
}
JNIEXPORT jlong OLM_UTILITY_FUNC_DEF(initUtilityJni)(JNIEnv *env, jobject thiz)
{
OlmUtility* utilityPtr = NULL;
LOGD("## initUtilityJni(): IN");
// init account memory allocation
if(NULL == (utilityPtr = initializeUtilityMemory()))
{
LOGE(" ## initUtilityJni(): failure - init OOM");
}
else
{
LOGD(" ## initUtilityJni(): success");
}
return (jlong)(intptr_t)utilityPtr;
}
JNIEXPORT void OLM_UTILITY_FUNC_DEF(releaseUtilityJni)(JNIEnv *env, jobject thiz)
{
OlmUtility* utilityPtr = NULL;
if(NULL == (utilityPtr = (OlmUtility*)getUtilityInstanceId(env,thiz)))
{
LOGE("## releaseUtilityJni(): failure - utility ptr=NULL");
}
else
{
olm_clear_utility(utilityPtr);
free(utilityPtr);
}
}
/**
* Verify an ed25519 signature.
* If the key was too small then the message will be "OLM.INVALID_BASE64".
* If the signature was invalid then the message will be "OLM.BAD_MESSAGE_MAC".
* @param aKey the ed25519 key.
* @param aMessage the message which was signed.
* @param aSignature the base64-encoded signature to be checked.
*
* @param aSignature the base64-encoded message signature to be checked.
* @param aKey the ed25519 key (fingerprint key)
* @param aMessage the message which was signed
* @param the result error if there is a problem with the verification.
* @return true if validation succeed, false otherwise
*/
JNIEXPORT bool OLM_UTILITY_FUNC_DEF(ed25519VerifyJni)(JNIEnv *env, jobject thiz, jstring aKey, jstring aMessage, jstring aSignature, jobject aErrorMessage)
JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(verifyEd25519SignatureJni)(JNIEnv *env, jobject thiz, jstring aSignature, jstring aKey, jstring aMessage)
{
bool retCode = false;
jstring errorMessageRetValue = 0;
OlmUtility* utilityPtr = NULL;
const char* signaturePtr = NULL;
const char* keyPtr = NULL;
const char* messagePtr = NULL;
LOGD("## verifyEd25519SignatureJni(): IN");
if(NULL == (utilityPtr = (OlmUtility*)getUtilityInstanceId(env,thiz)))
{
LOGE(" ## verifyEd25519SignatureJni(): failure - invalid utility ptr=NULL");
}
else if((0 == aSignature) || (0 == aKey) || (0 == aMessage))
{
LOGE(" ## verifyEd25519SignatureJni(): failure - invalid input parameters ");
}
else if(0 == (signaturePtr = env->GetStringUTFChars(aSignature, 0)))
{
LOGE(" ## verifyEd25519SignatureJni(): failure - signature JNI allocation OOM");
}
else if(0 == (keyPtr = env->GetStringUTFChars(aKey, 0)))
{
LOGE(" ## verifyEd25519SignatureJni(): failure - key JNI allocation OOM");
}
else if(0 == (messagePtr = env->GetStringUTFChars(aMessage, 0)))
{
LOGE(" ## verifyEd25519SignatureJni(): failure - message JNI allocation OOM");
}
else
{
size_t signatureLength = (size_t)env->GetStringUTFLength(aSignature);
size_t keyLength = (size_t)env->GetStringUTFLength(aKey);
size_t messageLength = (size_t)env->GetStringUTFLength(aMessage);
LOGD(" ## verifyEd25519SignatureJni(): signatureLength=%lu keyLength=%lu messageLength=%lu",signatureLength,keyLength,messageLength);
return retCode;
size_t result = olm_ed25519_verify(utilityPtr,
(void const *)keyPtr,
keyLength,
(void const *)messagePtr,
messageLength,
(void*)signaturePtr,
signatureLength);
if(result == olm_error()) {
const char *errorMsgPtr = olm_utility_last_error(utilityPtr);
errorMessageRetValue = env->NewStringUTF(errorMsgPtr);
LOGE("## verifyEd25519SignatureJni(): failure - session creation Msg=%s",errorMsgPtr);
}
else
{
LOGD("## verifyEd25519SignatureJni(): success - result=%ld", result);
}
}
// free alloc
if(NULL != signaturePtr)
{
env->ReleaseStringUTFChars(aSignature, signaturePtr);
}
if(NULL != keyPtr)
{
env->ReleaseStringUTFChars(aKey, keyPtr);
}
if(NULL != messagePtr)
{
env->ReleaseStringUTFChars(aMessage, messagePtr);
}
return errorMessageRetValue;
}
/**
* Compute the digest (SHA 256) for the message passed in parameter.<br>
* The digest value is the function return value.
* @param aMessage
* @return digest of the message if operation succeed, null otherwise
**/
JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(sha256Jni)(JNIEnv *env, jobject thiz, jstring aMessageToHash)
{
jstring sha256RetValue = 0;
OlmUtility* utilityPtr = NULL;
const char* messagePtr = NULL;
void *hashValuePtr = NULL;
LOGD("## sha256Jni(): IN");
if(NULL == (utilityPtr = (OlmUtility*)getUtilityInstanceId(env,thiz)))
{
LOGE(" ## sha256Jni(): failure - invalid utility ptr=NULL");
}
else if(0 == aMessageToHash)
{
LOGE(" ## sha256Jni(): failure - invalid message parameters ");
}
else if(0 == (messagePtr = env->GetStringUTFChars(aMessageToHash, 0)))
{
LOGE(" ## sha256Jni(): failure - message JNI allocation OOM");
}
else
{
// get lengths
size_t messageLength = (size_t)env->GetStringUTFLength(aMessageToHash);
size_t hashLength = olm_sha256_length(utilityPtr);
if(NULL == (hashValuePtr = static_cast<void*>(malloc((hashLength+1)*sizeof(uint8_t)))))
{
LOGE("## sha256Jni(): failure - hash value allocation OOM");
}
else
{
size_t result = olm_sha256(utilityPtr,
(void const *)messagePtr,
messageLength,
(void *)hashValuePtr,
hashLength);
if(result == olm_error())
{
const char *errorMsgPtr = olm_utility_last_error(utilityPtr);
LOGE("## sha256Jni(): failure - hash creation Msg=%s",errorMsgPtr);
}
else
{
// update length
(static_cast<char*>(hashValuePtr))[result] = static_cast<char>('\0');
LOGD("## sha256Jni(): success - result=%lu hashValue=%s",result, (char*)hashValuePtr);
sha256RetValue = env->NewStringUTF((const char*)hashValuePtr);
}
}
}
if(NULL != hashValuePtr)
{
free(hashValuePtr);
}
if(NULL != messagePtr)
{
env->ReleaseStringUTFChars(aMessageToHash, messagePtr);
}
return sha256RetValue;
}

9
java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_utility.h
View file

@ -17,13 +17,20 @@
#ifndef _OMLUTILITY_H
#define _OMLUTILITY_H
#include "olm_jni.h"
#include "olm/olm.h"
#define OLM_UTILITY_FUNC_DEF(func_name) FUNC_DEF(OlmUtility,func_name)
#ifdef __cplusplus
extern "C" {
#endif
JNIEXPORT bool OLM_UTILITY_FUNC_DEF(ed25519VerifyJni)(JNIEnv *env, jobject thiz, jstring aKey, jstring aMessage, jstring aSignature, jobject aErrorMessage);
JNIEXPORT jlong OLM_UTILITY_FUNC_DEF(initUtilityJni)(JNIEnv *env, jobject thiz);
JNIEXPORT void OLM_UTILITY_FUNC_DEF(releaseUtilityJni)(JNIEnv *env, jobject thiz);
JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(verifyEd25519SignatureJni)(JNIEnv *env, jobject thiz, jstring aSignature, jstring aKey, jstring aMessage);
JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(sha256Jni)(JNIEnv *env, jobject thiz, jstring aMessageToHash);
#ifdef __cplusplus
}