diff options
Diffstat (limited to 'android/olm-sdk/src/main/jni/olm_account.cpp')
| -rw-r--r-- | android/olm-sdk/src/main/jni/olm_account.cpp | 695 |
1 files changed, 0 insertions, 695 deletions
diff --git a/android/olm-sdk/src/main/jni/olm_account.cpp b/android/olm-sdk/src/main/jni/olm_account.cpp deleted file mode 100644 index 00b1460..0000000 --- a/android/olm-sdk/src/main/jni/olm_account.cpp +++ /dev/null @@ -1,695 +0,0 @@ -/* - * 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; - jboolean keyIsCopied = JNI_FALSE; - 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, &keyIsCopied))) - { - 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) - { - if (keyIsCopied) { - memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); - } - 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; - jboolean keyIsCopied = JNI_FALSE; - 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, &keyIsCopied))) - { - 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) - { - if (keyIsCopied) { - memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); - } - 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; -} |