From c8c7a8ad19d3238ae3c0c7db4eaff165748a6a1e Mon Sep 17 00:00:00 2001 From: ylecollen Date: Tue, 3 Jan 2017 10:46:56 +0100 Subject: -> simplify OlmSession.DecryptMessage -> Always use javaCStringToUtf8 to convert byte array to String --- .../src/main/jni/olm_inbound_group_session.cpp | 30 ++++++++-------------- .../src/main/jni/olm_inbound_group_session.h | 2 +- .../OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp | 23 +++++------------ .../OlmLibSdk/olm-sdk/src/main/jni/olm_session.h | 2 +- 4 files changed, 18 insertions(+), 39 deletions(-) (limited to 'java/android/OlmLibSdk/olm-sdk/src/main/jni') diff --git a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.cpp b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.cpp index 535fd48..8a56a12 100644 --- a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.cpp +++ b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.cpp @@ -183,7 +183,7 @@ JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(sessionIdentifierJni)(JNIEn } -JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jstring aEncryptedMsg, jobject aDecryptIndex, jobject aErrorMsg, jboolean aIsUtf8ConversionRequired) +JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jstring aEncryptedMsg, jobject aDecryptionResult, jobject aErrorMsg) { jstring decryptedMsgRetValue = 0; OlmInboundGroupSession *sessionPtr = NULL; @@ -204,7 +204,7 @@ JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv * { LOGE(" ## decryptMessageJni(): failure - invalid encrypted message"); } - else if (!aDecryptIndex) + else if (!aDecryptionResult) { LOGE(" ## decryptMessageJni(): failure - invalid index object"); } @@ -224,7 +224,7 @@ JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv * { LOGE(" ## decryptMessageJni(): failure - encrypted message JNI allocation OOM"); } - else if (!(indexObjJClass = env->GetObjectClass(aDecryptIndex))) + else if (!(indexObjJClass = env->GetObjectClass(aDecryptionResult))) { LOGE("## decryptMessageJni(): failure - unable to get index class"); } @@ -296,28 +296,18 @@ JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv * else { // update index - env->SetLongField(aDecryptIndex, indexMsgFieldId, (jlong)messageIndex); + env->SetLongField(aDecryptionResult, indexMsgFieldId, (jlong)messageIndex); - // UTF-8 conversion workaround for issue on Android versions older than Marshmallow (23) - if (aIsUtf8ConversionRequired) + // convert to utf8 + decryptedMsgRetValue = javaCStringToUtf8(env, plainTextMsgPtr, plaintextLength); + + if (!decryptedMsgRetValue) { - decryptedMsgRetValue = javaCStringToUtf8(env, plainTextMsgPtr, plaintextLength); - if(0 == decryptedMsgRetValue) - { - LOGE(" ## decryptMessageJni(): UTF-8 Conversion failure - javaCStringToUtf8() returns null"); - } - else - { - LOGD(" ## decryptMessageJni(): UTF-8 Conversion - decrypted returnedLg=%lu OK",static_cast(plaintextLength)); - } + LOGE(" ## decryptMessageJni(): UTF-8 Conversion failure - javaCStringToUtf8() returns null"); } else { - // update decrypted buffer size - plainTextMsgPtr[plaintextLength] = static_cast('\0'); - - LOGD(" ## decryptMessageJni(): decrypted returnedLg=%lu plainTextMsgPtr=%s",static_cast(plaintextLength), (char*)plainTextMsgPtr); - decryptedMsgRetValue = env->NewStringUTF((const char*)plainTextMsgPtr); + LOGD(" ## decryptMessageJni(): UTF-8 Conversion - decrypted returnedLg=%lu OK",static_cast(plaintextLength)); } } diff --git a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.h b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.h index 132af43..7060df4 100644 --- a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.h +++ b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_inbound_group_session.h @@ -34,7 +34,7 @@ JNIEXPORT jlong OLM_INBOUND_GROUP_SESSION_FUNC_DEF(createNewSessionJni)(JNIEnv * JNIEXPORT jint OLM_INBOUND_GROUP_SESSION_FUNC_DEF(initInboundGroupSessionWithSessionKeyJni)(JNIEnv *env, jobject thiz, jstring aSessionKey); JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(sessionIdentifierJni)(JNIEnv *env, jobject thiz); -JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jstring aEncryptedMsg, jobject aDecryptIndex, jobject aErrorMsg, jboolean aIsUtf8ConversionRequired); +JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jstring aEncryptedMsg, jobject aDecryptIndex, jobject aErrorMsg); // serialization JNIEXPORT jstring OLM_INBOUND_GROUP_SESSION_FUNC_DEF(serializeDataWithKeyJni)(JNIEnv *env, jobject thiz, jstring aKey, jobject aErrorMsg); diff --git a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp index 28edae1..0797ae6 100644 --- a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp +++ b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.cpp @@ -580,7 +580,7 @@ JNIEXPORT jint OLM_SESSION_FUNC_DEF(encryptMessageJni)(JNIEnv *env, jobject thiz * @param aEncryptedMsg message to decrypt * @return decrypted message if operation succeed, null otherwise */ -JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jobject aEncryptedMsg, jboolean aIsUtf8ConversionRequired) +JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jobject aEncryptedMsg) { jstring decryptedMsgRetValue = 0; jclass encryptedMsgJClass = 0; @@ -668,26 +668,15 @@ JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject t } else { - // UTF-8 conversion workaround for issue on Android versions older than Marshmallow (23) - if (aIsUtf8ConversionRequired) + decryptedMsgRetValue = javaCStringToUtf8(env, plainTextMsgPtr, plaintextLength); + + if (!decryptedMsgRetValue) { - decryptedMsgRetValue = javaCStringToUtf8(env, plainTextMsgPtr, plaintextLength); - if(0 == decryptedMsgRetValue) - { - LOGE(" ## decryptMessageJni(): UTF-8 Conversion failure - javaCStringToUtf8() returns null"); - } - else - { - LOGD(" ## decryptMessageJni(): UTF-8 Conversion - decrypted returnedLg=%lu OK",static_cast(plaintextLength)); - } + LOGE(" ## decryptMessageJni(): UTF-8 Conversion failure - javaCStringToUtf8() returns null"); } else { - // update decrypted buffer size - plainTextMsgPtr[plaintextLength] = static_cast('\0'); - - LOGD("## decryptMessageJni(): decrypted returnedLg=%lu plainTextMsgPtr=%s",static_cast(plaintextLength), (char*)(plainTextMsgPtr)); - decryptedMsgRetValue = env->NewStringUTF((const char*)(plainTextMsgPtr)); + LOGD(" ## decryptMessageJni(): UTF-8 Conversion - decrypted returnedLg=%lu OK",static_cast(plaintextLength)); } } } diff --git a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.h b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.h index a43ce3a..22005d9 100644 --- a/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.h +++ b/java/android/OlmLibSdk/olm-sdk/src/main/jni/olm_session.h @@ -45,7 +45,7 @@ JNIEXPORT jint OLM_SESSION_FUNC_DEF(matchesInboundSessionFromIdKeyJni)(JNIEnv *e // encrypt/decrypt JNIEXPORT jint OLM_SESSION_FUNC_DEF(encryptMessageJni)(JNIEnv *env, jobject thiz, jstring aClearMsg, jobject aEncryptedMsg); -JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jobject aEncryptedMsg, jboolean aIsUtf8ConversionRequired); +JNIEXPORT jstring OLM_SESSION_FUNC_DEF(decryptMessageJni)(JNIEnv *env, jobject thiz, jobject aEncryptedMsg); JNIEXPORT jstring OLM_SESSION_FUNC_DEF(getSessionIdentifierJni)(JNIEnv *env, jobject thiz); 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