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authorYannick LE COLLEN <yannick@matrix.org>2017-01-10 16:09:18 +0100
committerGitHub <noreply@github.com>2017-01-10 16:09:18 +0100
commit14c30da0e2bdff675c8af97e3c6ee49fba82af8d (patch)
treed1cc8cbe276b36bd80e9933f2c9c5532ae3a448f /android/olm-sdk/src/main/jni/olm_account.cpp
parentbd6ab72ca40e0484be2a39734ba135437e820d63 (diff)
parentccbb9606b725b8f1d7eeccf14c358b146aeee491 (diff)
Merge pull request #43 from matrix-org/pedroc/android_e2e_dev
Android wrappers for olm library
Diffstat (limited to 'android/olm-sdk/src/main/jni/olm_account.cpp')
-rw-r--r--android/olm-sdk/src/main/jni/olm_account.cpp687
1 files changed, 687 insertions, 0 deletions
diff --git a/android/olm-sdk/src/main/jni/olm_account.cpp b/android/olm-sdk/src/main/jni/olm_account.cpp
new file mode 100644
index 0000000..40081ac
--- /dev/null
+++ b/android/olm-sdk/src/main/jni/olm_account.cpp
@@ -0,0 +1,687 @@
+/*
+ * Copyright 2016 OpenMarket Ltd
+ * Copyright 2016 Vector Creations 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_account.h"
+
+using namespace AndroidOlmSdk;
+
+/**
+ * Init memory allocation for account creation.
+ * @return valid memory allocation, NULL otherwise
+ **/
+OlmAccount* initializeAccountMemory()
+{
+ size_t accountSize = olm_account_size();
+ OlmAccount* accountPtr = (OlmAccount*)malloc(accountSize);
+
+ if (accountPtr)
+ {
+ // init account object
+ accountPtr = olm_account(accountPtr);
+ LOGD("## initializeAccountMemory(): success - OLM account size=%lu",static_cast<long unsigned int>(accountSize));
+ }
+ else
+ {
+ LOGE("## initializeAccountMemory(): failure - OOM");
+ }
+
+ return accountPtr;
+}
+
+/**
+ * Create a new account and return it to JAVA side.<br>
+ * Since a C prt is returned as a jlong, special care will be taken
+ * to make the cast (OlmAccount* => jlong) platform independent.
+ * @return the initialized OlmAccount* instance or throw an exception if fails
+ **/
+JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(createNewAccountJni)(JNIEnv *env, jobject thiz)
+{
+ const char* errorMessage = NULL;
+ OlmAccount *accountPtr = initializeAccountMemory();
+
+ // init account memory allocation
+ if (!accountPtr)
+ {
+ LOGE("## initNewAccount(): failure - init account OOM");
+ errorMessage = "init account OOM";
+ }
+ else
+ {
+ // get random buffer size
+ size_t randomSize = olm_create_account_random_length(accountPtr);
+
+ LOGD("## initNewAccount(): randomSize=%lu", static_cast<long unsigned int>(randomSize));
+
+ uint8_t *randomBuffPtr = NULL;
+ size_t accountRetCode;
+
+ // allocate random buffer
+ if ((0 != randomSize) && !setRandomInBuffer(env, &randomBuffPtr, randomSize))
+ {
+ LOGE("## initNewAccount(): failure - random buffer init");
+ errorMessage = "random buffer init";
+ }
+ else
+ {
+ // create account
+ accountRetCode = olm_create_account(accountPtr, (void*)randomBuffPtr, randomSize);
+
+ if (accountRetCode == olm_error())
+ {
+ LOGE("## initNewAccount(): failure - account creation failed Msg=%s", olm_account_last_error(accountPtr));
+ errorMessage = olm_account_last_error(accountPtr);
+ }
+
+ LOGD("## initNewAccount(): success - OLM account created");
+ LOGD("## initNewAccount(): success - accountPtr=%p (jlong)(intptr_t)accountPtr=%lld",accountPtr,(jlong)(intptr_t)accountPtr);
+ }
+
+ if (randomBuffPtr)
+ {
+ memset(randomBuffPtr, 0, randomSize);
+ free(randomBuffPtr);
+ }
+ }
+
+ if (errorMessage)
+ {
+ // release the allocated data
+ if (accountPtr)
+ {
+ olm_clear_account(accountPtr);
+ free(accountPtr);
+ }
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return (jlong)(intptr_t)accountPtr;
+}
+/**
+ * Release the account allocation made by initializeAccountMemory().<br>
+ * This method MUST be called when java counter part account instance is done.
+ */
+JNIEXPORT void OLM_ACCOUNT_FUNC_DEF(releaseAccountJni)(JNIEnv *env, jobject thiz)
+{
+ LOGD("## releaseAccountJni(): IN");
+
+ OlmAccount* accountPtr = getAccountInstanceId(env, thiz);
+
+ if (!accountPtr)
+ {
+ LOGE(" ## releaseAccountJni(): failure - invalid Account ptr=NULL");
+ }
+ else
+ {
+ LOGD(" ## releaseAccountJni(): accountPtr=%p",accountPtr);
+ olm_clear_account(accountPtr);
+
+ LOGD(" ## releaseAccountJni(): IN");
+ // even if free(NULL) does not crash, logs are performed for debug purpose
+ free(accountPtr);
+ LOGD(" ## releaseAccountJni(): OUT");
+ }
+}
+
+// *********************************************************************
+// ************************* IDENTITY KEYS API *************************
+// *********************************************************************
+
+/**
+ * Get identity keys: Ed25519 fingerprint key and Curve25519 identity key.<br>
+ * The keys are returned in the byte array.
+ * @return the identity keys or throw an exception if it fails
+ **/
+JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(identityKeysJni)(JNIEnv *env, jobject thiz)
+{
+ const char* errorMessage = NULL;
+ jbyteArray byteArrayRetValue = NULL;
+ OlmAccount* accountPtr = getAccountInstanceId(env, thiz);
+
+ if (!accountPtr)
+ {
+ LOGE("## identityKeys(): failure - invalid Account ptr=NULL");
+ errorMessage = "invalid Account ptr";
+ }
+ else
+ {
+ LOGD("## identityKeys(): accountPtr =%p", accountPtr);
+
+ // identity keys allocation
+ size_t identityKeysLength = olm_account_identity_keys_length(accountPtr);
+ uint8_t *identityKeysBytesPtr = (uint8_t*)malloc(identityKeysLength);
+
+ if (!identityKeysBytesPtr)
+ {
+ LOGE("## identityKeys(): failure - identity keys array OOM");
+ errorMessage = "identity keys array OOM";
+ }
+ else
+ {
+ // retrieve key pairs in identityKeysBytesPtr
+ size_t keysResult = olm_account_identity_keys(accountPtr, identityKeysBytesPtr, identityKeysLength);
+
+ if (keysResult == olm_error())
+ {
+ errorMessage = (const char *)olm_account_last_error(accountPtr);
+ LOGE("## identityKeys(): failure - error getting identity keys Msg=%s", errorMessage);
+ }
+ else
+ {
+ // allocate the byte array to be returned to java
+ byteArrayRetValue = env->NewByteArray(identityKeysLength);
+
+ if (!byteArrayRetValue)
+ {
+ LOGE("## identityKeys(): failure - return byte array OOM");
+ errorMessage = "byte array OOM";
+ }
+ else
+ {
+ env->SetByteArrayRegion(byteArrayRetValue, 0/*offset*/, identityKeysLength, (const jbyte*)identityKeysBytesPtr);
+ LOGD("## identityKeys(): success - result=%lu", static_cast<long unsigned int>(keysResult));
+ }
+ }
+
+ free(identityKeysBytesPtr);
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return byteArrayRetValue;
+}
+
+// *********************************************************************
+// ************************* ONE TIME KEYS API *************************
+// *********************************************************************
+
+/**
+ * Get the public parts of the unpublished "one time keys" for the account.<br>
+ * The returned data is a JSON-formatted object with the single property
+ * <tt>curve25519</tt>, which is itself an object mapping key id to
+ * base64-encoded Curve25519 key.<br>
+ * @return byte array containing the one time keys or throw an exception if it fails
+ */
+JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(maxOneTimeKeysJni)(JNIEnv *env, jobject thiz)
+{
+ OlmAccount* accountPtr = getAccountInstanceId(env, thiz);
+ size_t maxKeys = -1;
+
+ if (!accountPtr)
+ {
+ LOGE("## maxOneTimeKey(): failure - invalid Account ptr=NULL");
+ }
+ else
+ {
+ maxKeys = olm_account_max_number_of_one_time_keys(accountPtr);
+ }
+
+ LOGD("## maxOneTimeKey(): Max keys=%lu", static_cast<long unsigned int>(maxKeys));
+
+ return (jlong)maxKeys;
+}
+
+/**
+ * Generate "one time keys".
+ * An exception is thrown if the operation fails.
+ * @param aNumberOfKeys number of keys to generate
+ **/
+JNIEXPORT void OLM_ACCOUNT_FUNC_DEF(generateOneTimeKeysJni)(JNIEnv *env, jobject thiz, jint aNumberOfKeys)
+{
+ const char* errorMessage = NULL;
+ OlmAccount *accountPtr = getAccountInstanceId(env, thiz);
+
+ if (!accountPtr)
+ {
+ LOGE("## generateOneTimeKeysJni(): failure - invalid Account ptr");
+ errorMessage = "invalid Account ptr";
+ }
+ else
+ {
+ // keys memory allocation
+ size_t randomLength = olm_account_generate_one_time_keys_random_length(accountPtr, (size_t)aNumberOfKeys);
+ LOGD("## generateOneTimeKeysJni(): randomLength=%lu", static_cast<long unsigned int>(randomLength));
+
+ uint8_t *randomBufferPtr = NULL;
+
+ if ((0 != randomLength) && !setRandomInBuffer(env, &randomBufferPtr, randomLength))
+ {
+ LOGE("## generateOneTimeKeysJni(): failure - random buffer init");
+ errorMessage = "random buffer init";
+ }
+ else
+ {
+ LOGD("## generateOneTimeKeysJni(): accountPtr =%p aNumberOfKeys=%d",accountPtr, aNumberOfKeys);
+
+ // retrieve key pairs in keysBytesPtr
+ size_t result = olm_account_generate_one_time_keys(accountPtr, (size_t)aNumberOfKeys, (void*)randomBufferPtr, randomLength);
+
+ if (result == olm_error())
+ {
+ errorMessage = olm_account_last_error(accountPtr);
+ LOGE("## generateOneTimeKeysJni(): failure - error generating one time keys Msg=%s", errorMessage);
+ }
+ else
+ {
+ LOGD("## generateOneTimeKeysJni(): success - result=%lu", static_cast<long unsigned int>(result));
+ }
+ }
+
+
+ if (randomBufferPtr)
+ {
+ memset(randomBufferPtr, 0, randomLength);
+ free(randomBufferPtr);
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+}
+
+/**
+ * Get "one time keys".<br>
+ * Return the public parts of the unpublished "one time keys" for the account
+ * @return a valid byte array if operation succeed, null otherwise
+ **/
+JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(oneTimeKeysJni)(JNIEnv *env, jobject thiz)
+{
+ const char* errorMessage = NULL;
+ jbyteArray byteArrayRetValue = NULL;
+ OlmAccount* accountPtr = getAccountInstanceId(env, thiz);
+
+ LOGD("## oneTimeKeysJni(): IN");
+
+ if (!accountPtr)
+ {
+ LOGE("## oneTimeKeysJni(): failure - invalid Account ptr");
+ errorMessage = "invalid Account ptr";
+ }
+ else
+ {
+ // keys memory allocation
+ size_t keysLength = olm_account_one_time_keys_length(accountPtr);
+ uint8_t *keysBytesPtr = (uint8_t *)malloc(keysLength*sizeof(uint8_t));
+
+ if (!keysBytesPtr)
+ {
+ LOGE("## oneTimeKeysJni(): failure - one time keys array OOM");
+ errorMessage = "one time keys array OOM";
+ }
+ else
+ {
+ // retrieve key pairs in keysBytesPtr
+ size_t keysResult = olm_account_one_time_keys(accountPtr, keysBytesPtr, keysLength);
+
+ if (keysResult == olm_error()) {
+ LOGE("## oneTimeKeysJni(): failure - error getting one time keys Msg=%s",(const char *)olm_account_last_error(accountPtr));
+ errorMessage = (const char *)olm_account_last_error(accountPtr);
+ }
+ else
+ {
+ // allocate the byte array to be returned to java
+ byteArrayRetValue = env->NewByteArray(keysLength);
+
+ if (!byteArrayRetValue)
+ {
+ LOGE("## oneTimeKeysJni(): failure - return byte array OOM");
+ errorMessage = "return byte array OOM";
+ }
+ else
+ {
+ env->SetByteArrayRegion(byteArrayRetValue, 0/*offset*/, keysLength, (const jbyte*)keysBytesPtr);
+ LOGD("## oneTimeKeysJni(): success");
+ }
+ }
+
+ free(keysBytesPtr);
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return byteArrayRetValue;
+}
+
+/**
+ * Remove the "one time keys" that the session used from the account.
+ * An exception is thrown if the operation fails.
+ * @param aNativeOlmSessionId session instance
+ **/
+JNIEXPORT void OLM_ACCOUNT_FUNC_DEF(removeOneTimeKeysJni)(JNIEnv *env, jobject thiz, jlong aNativeOlmSessionId)
+{
+ const char* errorMessage = NULL;
+ OlmAccount* accountPtr = NULL;
+ OlmSession* sessionPtr = (OlmSession*)aNativeOlmSessionId;
+
+ if (!sessionPtr)
+ {
+ LOGE("## removeOneTimeKeysJni(): failure - invalid session ptr");
+ errorMessage = "invalid session ptr";
+ }
+ else if (!(accountPtr = getAccountInstanceId(env, thiz)))
+ {
+ LOGE("## removeOneTimeKeysJni(): failure - invalid account ptr");
+ errorMessage = "invalid account ptr";
+ }
+ else
+ {
+ size_t result = olm_remove_one_time_keys(accountPtr, sessionPtr);
+
+ if (result == olm_error())
+ { // the account doesn't have any matching "one time keys"..
+ LOGW("## removeOneTimeKeysJni(): failure - removing one time keys Msg=%s", olm_account_last_error(accountPtr));
+ errorMessage = (const char *)olm_account_last_error(accountPtr);
+ }
+ else
+ {
+ LOGD("## removeOneTimeKeysJni(): success");
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+}
+
+/**
+ * Mark the current set of "one time keys" as being published.
+ * An exception is thrown if the operation fails.
+ **/
+JNIEXPORT void OLM_ACCOUNT_FUNC_DEF(markOneTimeKeysAsPublishedJni)(JNIEnv *env, jobject thiz)
+{
+ const char* errorMessage = NULL;
+ OlmAccount* accountPtr = getAccountInstanceId(env, thiz);
+
+ if (!accountPtr)
+ {
+ LOGE("## markOneTimeKeysAsPublishedJni(): failure - invalid account ptr");
+ errorMessage = "invalid account ptr";
+ }
+ else
+ {
+ size_t result = olm_account_mark_keys_as_published(accountPtr);
+
+ if (result == olm_error())
+ {
+ LOGW("## markOneTimeKeysAsPublishedJni(): failure - Msg=%s",(const char *)olm_account_last_error(accountPtr));
+ errorMessage = (const char *)olm_account_last_error(accountPtr);
+ }
+ else
+ {
+ LOGD("## markOneTimeKeysAsPublishedJni(): success - retCode=%lu",static_cast<long unsigned int>(result));
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+}
+
+/**
+ * Sign a message with the ed25519 key (fingerprint) for this account.<br>
+ * The signed message is returned by the function.
+ * @param aMessage message to sign
+ * @return the signed message, null otherwise
+ **/
+JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(signMessageJni)(JNIEnv *env, jobject thiz, jbyteArray aMessage)
+{
+ const char* errorMessage = NULL;
+ OlmAccount* accountPtr = NULL;
+ jbyteArray signedMsgRetValueBuffer = NULL;
+
+ if (!aMessage)
+ {
+ LOGE("## signMessageJni(): failure - invalid aMessage param");
+ errorMessage = "invalid aMessage param";
+ }
+ else if (!(accountPtr = getAccountInstanceId(env, thiz)))
+ {
+ LOGE("## signMessageJni(): failure - invalid account ptr");
+ errorMessage = "invalid account ptr";
+ }
+ else
+ {
+ int messageLength = env->GetArrayLength(aMessage);
+ jbyte* messageToSign = env->GetByteArrayElements(aMessage, NULL);
+
+ // signature memory allocation
+ size_t signatureLength = olm_account_signature_length(accountPtr);
+ void* signedMsgPtr = malloc(signatureLength * sizeof(uint8_t));
+
+ if (!signedMsgPtr)
+ {
+ LOGE("## signMessageJni(): failure - signature allocation OOM");
+ errorMessage = "signature allocation OOM";
+ }
+ else
+ {
+ // sign message
+ size_t resultSign = olm_account_sign(accountPtr,
+ (void*)messageToSign,
+ (size_t)messageLength,
+ signedMsgPtr,
+ signatureLength);
+
+ if (resultSign == olm_error())
+ {
+ LOGE("## signMessageJni(): failure - error signing message Msg=%s",(const char *)olm_account_last_error(accountPtr));
+ errorMessage = (const char *)olm_account_last_error(accountPtr);
+ }
+ else
+ {
+ LOGD("## signMessageJni(): success - retCode=%lu signatureLength=%lu", static_cast<long unsigned int>(resultSign), static_cast<long unsigned int>(signatureLength));
+
+ signedMsgRetValueBuffer = env->NewByteArray(signatureLength);
+ env->SetByteArrayRegion(signedMsgRetValueBuffer, 0 , signatureLength, (jbyte*)signedMsgPtr);
+ }
+
+ free(signedMsgPtr);
+ }
+
+ // release messageToSign
+ if (messageToSign)
+ {
+ env->ReleaseByteArrayElements(aMessage, messageToSign, JNI_ABORT);
+ }
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return signedMsgRetValueBuffer;
+}
+
+/**
+ * Serialize and encrypt account instance.<br>
+ * @param aKeyBuffer key used to encrypt the serialized account data
+ * @return the serialised account as bytes buffer.
+ **/
+JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thiz, jbyteArray aKeyBuffer)
+{
+ const char* errorMessage = NULL;
+ jbyteArray pickledDataRetValue = 0;
+ jbyte* keyPtr = NULL;
+ OlmAccount* accountPtr = NULL;
+
+ LOGD("## serializeJni(): IN");
+
+ if (!aKeyBuffer)
+ {
+ LOGE(" ## serializeJni(): failure - invalid key");
+ errorMessage = "invalid key";
+ }
+ else if (!(accountPtr = getAccountInstanceId(env, thiz)))
+ {
+ LOGE(" ## serializeJni(): failure - invalid account ptr");
+ errorMessage = "invalid account ptr";
+ }
+ else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, NULL)))
+ {
+ LOGE(" ## serializeJni(): failure - keyPtr JNI allocation OOM");
+ errorMessage = "keyPtr JNI allocation OOM";
+ }
+ else
+ {
+ size_t pickledLength = olm_pickle_account_length(accountPtr);
+ size_t keyLength = (size_t)env->GetArrayLength(aKeyBuffer);
+ LOGD(" ## serializeJni(): pickledLength=%lu keyLength=%lu",static_cast<long unsigned int>(pickledLength), static_cast<long unsigned int>(keyLength));
+
+ void* pickledPtr = malloc(pickledLength * sizeof(uint8_t));
+
+ if (!pickledPtr)
+ {
+ LOGE(" ## serializeJni(): failure - pickledPtr buffer OOM");
+ errorMessage = "pickledPtr buffer OOM";
+ }
+ else
+ {
+ size_t result = olm_pickle_account(accountPtr,
+ (void const *)keyPtr,
+ keyLength,
+ (void*)pickledPtr,
+ pickledLength);
+ if (result == olm_error())
+ {
+ errorMessage = olm_account_last_error(accountPtr);
+ LOGE(" ## serializeJni(): failure - olm_pickle_account() Msg=%s", errorMessage);
+ }
+ else
+ {
+ LOGD(" ## serializeJni(): success - result=%lu pickled=%.*s", static_cast<long unsigned int>(result), static_cast<int>(pickledLength), static_cast<char*>(pickledPtr));
+ pickledDataRetValue = env->NewByteArray(pickledLength);
+ env->SetByteArrayRegion(pickledDataRetValue, 0 , pickledLength, (jbyte*)pickledPtr);
+ }
+
+ free(pickledPtr);
+ }
+ }
+
+ // free alloc
+ if (keyPtr)
+ {
+ env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT);
+ }
+
+ if (errorMessage)
+ {
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return pickledDataRetValue;
+}
+
+/**
+ * Allocate a new account and initialise it with the serialisation data.<br>
+ * @param aSerializedDataBuffer the account serialisation buffer
+ * @param aKeyBuffer the key used to encrypt the serialized account data
+ * @return the deserialised account
+ **/
+JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, jbyteArray aSerializedDataBuffer, jbyteArray aKeyBuffer)
+{
+ const char* errorMessage = NULL;
+
+ OlmAccount* accountPtr = NULL;
+
+ jbyte* keyPtr = NULL;
+ jbyte* pickledPtr = NULL;
+
+ LOGD("## deserializeJni(): IN");
+
+ if (!aKeyBuffer)
+ {
+ LOGE(" ## deserializeJni(): failure - invalid key");
+ errorMessage = "invalid key";
+ }
+ else if (!aSerializedDataBuffer)
+ {
+ LOGE(" ## deserializeJni(): failure - invalid serialized data");
+ errorMessage = "invalid serialized data";
+ }
+ else if (!(accountPtr = initializeAccountMemory()))
+ {
+ LOGE(" ## deserializeJni(): failure - account failure OOM");
+ errorMessage = "account failure OOM";
+ }
+ else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0)))
+ {
+ LOGE(" ## deserializeJni(): failure - keyPtr JNI allocation OOM");
+ errorMessage = "keyPtr JNI allocation OOM";
+ }
+ else if (!(pickledPtr = env->GetByteArrayElements(aSerializedDataBuffer, 0)))
+ {
+ LOGE(" ## deserializeJni(): failure - pickledPtr JNI allocation OOM");
+ errorMessage = "pickledPtr JNI allocation OOM";
+ }
+ else
+ {
+ size_t pickledLength = (size_t)env->GetArrayLength(aSerializedDataBuffer);
+ size_t keyLength = (size_t)env->GetArrayLength(aKeyBuffer);
+ LOGD(" ## deserializeJni(): pickledLength=%lu keyLength=%lu",static_cast<long unsigned int>(pickledLength), static_cast<long unsigned int>(keyLength));
+ LOGD(" ## deserializeJni(): pickled=%.*s", static_cast<int> (pickledLength), (char const *)pickledPtr);
+
+ size_t result = olm_unpickle_account(accountPtr,
+ (void const *)keyPtr,
+ keyLength,
+ (void*)pickledPtr,
+ pickledLength);
+ if (result == olm_error())
+ {
+ errorMessage = olm_account_last_error(accountPtr);
+ LOGE(" ## deserializeJni(): failure - olm_unpickle_account() Msg=%s", errorMessage);
+ }
+ else
+ {
+ LOGD(" ## deserializeJni(): success - result=%lu ", static_cast<long unsigned int>(result));
+ }
+ }
+
+ // free alloc
+ if (keyPtr)
+ {
+ env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT);
+ }
+
+ if (pickledPtr)
+ {
+ env->ReleaseByteArrayElements(aSerializedDataBuffer, pickledPtr, JNI_ABORT);
+ }
+
+ if (errorMessage)
+ {
+ if (accountPtr)
+ {
+ olm_clear_account(accountPtr);
+ free(accountPtr);
+ }
+ env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage);
+ }
+
+ return (jlong)(intptr_t)accountPtr;
+} \ No newline at end of file