diff options
Diffstat (limited to 'android/olm-sdk/src/main/jni')
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_account.cpp | 14 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_inbound_group_session.cpp | 18 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_outbound_group_session.cpp | 12 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_pk.cpp | 128 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_pk.h | 2 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_session.cpp | 12 | ||||
-rw-r--r-- | android/olm-sdk/src/main/jni/olm_utility.cpp | 14 |
7 files changed, 182 insertions, 18 deletions
diff --git a/android/olm-sdk/src/main/jni/olm_account.cpp b/android/olm-sdk/src/main/jni/olm_account.cpp index 40081ac..00b1460 100644 --- a/android/olm-sdk/src/main/jni/olm_account.cpp +++ b/android/olm-sdk/src/main/jni/olm_account.cpp @@ -528,6 +528,7 @@ JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi const char* errorMessage = NULL; jbyteArray pickledDataRetValue = 0; jbyte* keyPtr = NULL; + jboolean keyIsCopied = JNI_FALSE; OlmAccount* accountPtr = NULL; LOGD("## serializeJni(): IN"); @@ -542,7 +543,7 @@ JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi LOGE(" ## serializeJni(): failure - invalid account ptr"); errorMessage = "invalid account ptr"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, NULL))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyIsCopied))) { LOGE(" ## serializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -586,6 +587,9 @@ JNIEXPORT jbyteArray OLM_ACCOUNT_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi // free alloc if (keyPtr) { + if (keyIsCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } @@ -610,6 +614,7 @@ JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, OlmAccount* accountPtr = NULL; jbyte* keyPtr = NULL; + jboolean keyIsCopied = JNI_FALSE; jbyte* pickledPtr = NULL; LOGD("## deserializeJni(): IN"); @@ -629,7 +634,7 @@ JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, LOGE(" ## deserializeJni(): failure - account failure OOM"); errorMessage = "account failure OOM"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyIsCopied))) { LOGE(" ## deserializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -665,6 +670,9 @@ JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, // free alloc if (keyPtr) { + if (keyIsCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } @@ -684,4 +692,4 @@ JNIEXPORT jlong OLM_ACCOUNT_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, } return (jlong)(intptr_t)accountPtr; -}
\ No newline at end of file +} diff --git a/android/olm-sdk/src/main/jni/olm_inbound_group_session.cpp b/android/olm-sdk/src/main/jni/olm_inbound_group_session.cpp index 114b7cd..ae9ecf1 100644 --- a/android/olm-sdk/src/main/jni/olm_inbound_group_session.cpp +++ b/android/olm-sdk/src/main/jni/olm_inbound_group_session.cpp @@ -62,6 +62,7 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(createNewSessionJni)(JNIEnv * const char* errorMessage = NULL; OlmInboundGroupSession* sessionPtr = NULL; jbyte* sessionKeyPtr = NULL; + jboolean sessionWasCopied = JNI_FALSE; size_t sessionSize = olm_inbound_group_session_size(); LOGD("## createNewSessionJni(): inbound group session IN"); @@ -81,7 +82,7 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(createNewSessionJni)(JNIEnv * LOGE(" ## createNewSessionJni(): failure - invalid aSessionKey"); errorMessage = "invalid aSessionKey"; } - else if (!(sessionKeyPtr = env->GetByteArrayElements(aSessionKeyBuffer, 0))) + else if (!(sessionKeyPtr = env->GetByteArrayElements(aSessionKeyBuffer, &sessionWasCopied))) { LOGE(" ## createNewSessionJni(): failure - session key JNI allocation OOM"); errorMessage = "Session key JNI allocation OOM"; @@ -119,6 +120,9 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(createNewSessionJni)(JNIEnv * if (sessionKeyPtr) { + if (sessionWasCopied) { + memset(sessionKeyPtr, 0, (size_t)env->GetArrayLength(aSessionKeyBuffer)); + } env->ReleaseByteArrayElements(aSessionKeyBuffer, sessionKeyPtr, JNI_ABORT); } @@ -474,6 +478,7 @@ JNIEXPORT jbyteArray OLM_INBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *en jbyteArray pickledDataRet = 0; jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; OlmInboundGroupSession* sessionPtr = getInboundGroupSessionInstanceId(env, thiz); LOGD("## inbound group session serializeJni(): IN"); @@ -488,7 +493,7 @@ JNIEXPORT jbyteArray OLM_INBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *en LOGE(" ## serializeJni(): failure - invalid key"); errorMessage = "invalid key"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## serializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -533,6 +538,9 @@ JNIEXPORT jbyteArray OLM_INBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *en // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } @@ -558,6 +566,7 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, OlmInboundGroupSession* sessionPtr = NULL; size_t sessionSize = olm_inbound_group_session_size(); jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; jbyte* pickledPtr = NULL; LOGD("## deserializeJni(): IN"); @@ -582,7 +591,7 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, LOGE(" ## deserializeJni(): failure - serialized data"); errorMessage = "serialized data"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## deserializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -620,6 +629,9 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } diff --git a/android/olm-sdk/src/main/jni/olm_outbound_group_session.cpp b/android/olm-sdk/src/main/jni/olm_outbound_group_session.cpp index b11c474..a22122a 100644 --- a/android/olm-sdk/src/main/jni/olm_outbound_group_session.cpp +++ b/android/olm-sdk/src/main/jni/olm_outbound_group_session.cpp @@ -387,6 +387,7 @@ JNIEXPORT jbyteArray OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *e jbyteArray returnValue = 0; jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; OlmOutboundGroupSession* sessionPtr = NULL; LOGD("## outbound group session serializeJni(): IN"); @@ -401,7 +402,7 @@ JNIEXPORT jbyteArray OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *e LOGE(" ## serializeJni(): failure - invalid key"); errorMessage = "invalid key"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## serializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -446,6 +447,9 @@ JNIEXPORT jbyteArray OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(serializeJni)(JNIEnv *e // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } @@ -471,6 +475,7 @@ JNIEXPORT jlong OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, OlmOutboundGroupSession* sessionPtr = NULL; jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; jbyte* pickledPtr = NULL; LOGD("## deserializeJni(): IN"); @@ -495,7 +500,7 @@ JNIEXPORT jlong OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, LOGE(" ## deserializeJni(): failure - serialized data"); errorMessage = "invalid serialized data"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## deserializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -532,6 +537,9 @@ JNIEXPORT jlong OLM_OUTBOUND_GROUP_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } diff --git a/android/olm-sdk/src/main/jni/olm_pk.cpp b/android/olm-sdk/src/main/jni/olm_pk.cpp index bc78079..eff57a5 100644 --- a/android/olm-sdk/src/main/jni/olm_pk.cpp +++ b/android/olm-sdk/src/main/jni/olm_pk.cpp @@ -364,6 +364,79 @@ JNIEXPORT void OLM_PK_DECRYPTION_FUNC_DEF(releasePkDecryptionJni)(JNIEnv *env, j } } +JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(setPrivateKeyJni)(JNIEnv *env, jobject thiz, jbyteArray key) +{ + jbyteArray publicKeyRet = 0; + jbyte *keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; + + const char* errorMessage = NULL; + + OlmPkDecryption* decryptionPtr = getPkDecryptionInstanceId(env, thiz); + + if (!decryptionPtr) + { + LOGE(" ## pkSetPrivateKeyJni(): failure - invalid Decryption ptr=NULL"); + } + else if (!key) + { + LOGE(" ## pkSetPrivateKeyJni(): failure - invalid key"); + errorMessage = "invalid key"; + } + else if (!(keyPtr = env->GetByteArrayElements(key, &keyWasCopied))) + { + LOGE(" ## pkSetPrivateKeyJni(): failure - key JNI allocation OOM"); + errorMessage = "key JNI allocation OOM"; + } + else + { + size_t publicKeyLength = olm_pk_key_length(); + uint8_t *publicKeyPtr = NULL; + size_t keyLength = (size_t)env->GetArrayLength(key); + if (!(publicKeyPtr = (uint8_t*)malloc(publicKeyLength))) + { + LOGE("## pkSetPrivateKeyJni(): failure - public key JNI allocation OOM"); + errorMessage = "public key JNI allocation OOM"; + } + else + { + size_t returnValue = olm_pk_key_from_private( + decryptionPtr, + publicKeyPtr, publicKeyLength, + keyPtr, keyLength + ); + if (returnValue == olm_error()) + { + errorMessage = olm_pk_decryption_last_error(decryptionPtr); + LOGE(" ## pkSetPrivateKeyJni(): failure - olm_pk_key_from_private Msg=%s", errorMessage); + } + else + { + publicKeyRet = env->NewByteArray(publicKeyLength); + env->SetByteArrayRegion( + publicKeyRet, 0, publicKeyLength, (jbyte*)publicKeyPtr + ); + } + } + } + + if (keyPtr) + { + if (keyWasCopied) + { + memset(keyPtr, 0, (size_t)env->GetArrayLength(key)); + } + env->ReleaseByteArrayElements(key, keyPtr, JNI_ABORT); + } + + if (errorMessage) + { + env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage); + } + + return publicKeyRet; +} + JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(generateKeyJni)(JNIEnv *env, jobject thiz) { size_t randomLength = olm_pk_private_key_length(); @@ -414,16 +487,61 @@ JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(generateKeyJni)(JNIEnv *env, job if (errorMessage) { - // release the allocated data - if (decryptionPtr) + env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage); + } + + return publicKeyRet; +} + +JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(privateKeyJni)(JNIEnv *env, jobject thiz) +{ + jbyteArray privateKeyRet = 0; + + const char* errorMessage = NULL; + + OlmPkDecryption* decryptionPtr = getPkDecryptionInstanceId(env, thiz); + + if (!decryptionPtr) + { + LOGE(" ## pkPrivateKeyJni(): failure - invalid Decryption ptr=NULL"); + } + else + { + size_t privateKeyLength = olm_pk_private_key_length(); + uint8_t *privateKeyPtr = NULL; + if (!(privateKeyPtr = (uint8_t*)malloc(privateKeyLength))) { - olm_clear_pk_decryption(decryptionPtr); - free(decryptionPtr); + LOGE("## pkPrivateKeyJni(): failure - private key JNI allocation OOM"); + errorMessage = "private key JNI allocation OOM"; + } + else + { + size_t returnValue = olm_pk_get_private_key( + decryptionPtr, + privateKeyPtr, privateKeyLength + ); + if (returnValue == olm_error()) + { + errorMessage = olm_pk_decryption_last_error(decryptionPtr); + LOGE(" ## pkPrivateKeyJni(): failure - olm_pk_get_private_key Msg=%s", errorMessage); + } + else + { + privateKeyRet = env->NewByteArray(privateKeyLength); + env->SetByteArrayRegion( + privateKeyRet, 0, privateKeyLength, (jbyte*)privateKeyPtr + ); + memset(privateKeyPtr, 0, privateKeyLength); + } } + } + + if (errorMessage) + { env->ThrowNew(env->FindClass("java/lang/Exception"), errorMessage); } - return publicKeyRet; + return privateKeyRet; } JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(decryptJni)( diff --git a/android/olm-sdk/src/main/jni/olm_pk.h b/android/olm-sdk/src/main/jni/olm_pk.h index 984c5f8..5f45462 100644 --- a/android/olm-sdk/src/main/jni/olm_pk.h +++ b/android/olm-sdk/src/main/jni/olm_pk.h @@ -35,7 +35,9 @@ JNIEXPORT jbyteArray OLM_PK_ENCRYPTION_FUNC_DEF(encryptJni)(JNIEnv *env, jobject JNIEXPORT jlong OLM_PK_DECRYPTION_FUNC_DEF(createNewPkDecryptionJni)(JNIEnv *env, jobject thiz); JNIEXPORT void OLM_PK_DECRYPTION_FUNC_DEF(releasePkDecryptionJni)(JNIEnv *env, jobject thiz); +JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(setPrivateKeyJni)(JNIEnv *env, jobject thiz, jbyteArray key); JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(generateKeyJni)(JNIEnv *env, jobject thiz); +JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(privateKeyJni)(JNIEnv *env, jobject thiz); JNIEXPORT jbyteArray OLM_PK_DECRYPTION_FUNC_DEF(decryptJni)(JNIEnv *env, jobject thiz, jobject aEncryptedMsg); #ifdef __cplusplus diff --git a/android/olm-sdk/src/main/jni/olm_session.cpp b/android/olm-sdk/src/main/jni/olm_session.cpp index b9db286..15ad4fe 100644 --- a/android/olm-sdk/src/main/jni/olm_session.cpp +++ b/android/olm-sdk/src/main/jni/olm_session.cpp @@ -810,6 +810,7 @@ JNIEXPORT jbyteArray OLM_SESSION_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi jbyteArray returnValue = 0; jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; OlmSession* sessionPtr = getSessionInstanceId(env, thiz); LOGD("## serializeJni(): IN"); @@ -824,7 +825,7 @@ JNIEXPORT jbyteArray OLM_SESSION_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi LOGE(" ## serializeJni(): failure - invalid key"); errorMessage = "invalid key"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## serializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "ikeyPtr JNI allocation OOM"; @@ -869,6 +870,9 @@ JNIEXPORT jbyteArray OLM_SESSION_FUNC_DEF(serializeJni)(JNIEnv *env, jobject thi // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } @@ -892,6 +896,7 @@ JNIEXPORT jlong OLM_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, const char* errorMessage = NULL; OlmSession* sessionPtr = initializeSessionMemory(); jbyte* keyPtr = NULL; + jboolean keyWasCopied = JNI_FALSE; jbyte* pickledPtr = NULL; LOGD("## deserializeJni(): IN"); @@ -911,7 +916,7 @@ JNIEXPORT jlong OLM_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, LOGE(" ## deserializeJni(): failure - serialized data"); errorMessage = "serialized data"; } - else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, 0))) + else if (!(keyPtr = env->GetByteArrayElements(aKeyBuffer, &keyWasCopied))) { LOGE(" ## deserializeJni(): failure - keyPtr JNI allocation OOM"); errorMessage = "keyPtr JNI allocation OOM"; @@ -947,6 +952,9 @@ JNIEXPORT jlong OLM_SESSION_FUNC_DEF(deserializeJni)(JNIEnv *env, jobject thiz, // free alloc if (keyPtr) { + if (keyWasCopied) { + memset(keyPtr, 0, (size_t)env->GetArrayLength(aKeyBuffer)); + } env->ReleaseByteArrayElements(aKeyBuffer, keyPtr, JNI_ABORT); } diff --git a/android/olm-sdk/src/main/jni/olm_utility.cpp b/android/olm-sdk/src/main/jni/olm_utility.cpp index f6fe719..da27eda 100644 --- a/android/olm-sdk/src/main/jni/olm_utility.cpp +++ b/android/olm-sdk/src/main/jni/olm_utility.cpp @@ -90,6 +90,7 @@ JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(verifyEd25519SignatureJni)(JNIEnv *env, j jbyte* signaturePtr = NULL; jbyte* keyPtr = NULL; jbyte* messagePtr = NULL; + jboolean messageWasCopied = JNI_FALSE; LOGD("## verifyEd25519SignatureJni(): IN"); @@ -109,7 +110,7 @@ JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(verifyEd25519SignatureJni)(JNIEnv *env, j { LOGE(" ## verifyEd25519SignatureJni(): failure - key JNI allocation OOM"); } - else if (!(messagePtr = env->GetByteArrayElements(aMessageBuffer, 0))) + else if (!(messagePtr = env->GetByteArrayElements(aMessageBuffer, &messageWasCopied))) { LOGE(" ## verifyEd25519SignatureJni(): failure - message JNI allocation OOM"); } @@ -152,6 +153,9 @@ JNIEXPORT jstring OLM_UTILITY_FUNC_DEF(verifyEd25519SignatureJni)(JNIEnv *env, j if (messagePtr) { + if (messageWasCopied) { + memset(messagePtr, 0, (size_t)env->GetArrayLength(aMessageBuffer)); + } env->ReleaseByteArrayElements(aMessageBuffer, messagePtr, JNI_ABORT); } @@ -171,6 +175,7 @@ JNIEXPORT jbyteArray OLM_UTILITY_FUNC_DEF(sha256Jni)(JNIEnv *env, jobject thiz, OlmUtility* utilityPtr = getUtilityInstanceId(env, thiz); jbyte* messagePtr = NULL; + jboolean messageWasCopied = JNI_FALSE; LOGD("## sha256Jni(): IN"); @@ -182,7 +187,7 @@ JNIEXPORT jbyteArray OLM_UTILITY_FUNC_DEF(sha256Jni)(JNIEnv *env, jobject thiz, { LOGE(" ## sha256Jni(): failure - invalid message parameters "); } - else if(!(messagePtr = env->GetByteArrayElements(aMessageToHashBuffer, 0))) + else if(!(messagePtr = env->GetByteArrayElements(aMessageToHashBuffer, &messageWasCopied))) { LOGE(" ## sha256Jni(): failure - message JNI allocation OOM"); } @@ -221,8 +226,11 @@ JNIEXPORT jbyteArray OLM_UTILITY_FUNC_DEF(sha256Jni)(JNIEnv *env, jobject thiz, if (messagePtr) { + if (messageWasCopied) { + memset(messagePtr, 0, (size_t)env->GetArrayLength(aMessageToHashBuffer)); + } env->ReleaseByteArrayElements(aMessageToHashBuffer, messagePtr, JNI_ABORT); } return sha256Ret; -}
\ No newline at end of file +} |