skylab/MasterPassword
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Fix handling of nullable parameters in native code.

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This commit is contained in:
Maarten Billemont
2018-06-19 01:28:04 -04:00
parent 11e32abb90
commit a8263b276c
1 changed files with 22 additions and 5 deletions
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27
platform-independent/c/core/src/mpw-jni.c
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@@ -18,6 +18,9 @@ JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
JNIEXPORT jbyteArray JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1masterKey(JNIEnv *env, jobject obj,
jstring fullName, jbyteArray masterPassword, jint algorithmVersion) {
if (!fullName || !masterPassword)
return NULL;
const char *fullNameString = (*env)->GetStringUTFChars( env, fullName, NULL );
jbyte *masterPasswordString = (*env)->GetByteArrayElements( env, masterPassword, NULL );
@@ -40,6 +43,9 @@ JNIEXPORT jbyteArray JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__
JNIEXPORT jbyteArray JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1siteKey(JNIEnv *env, jobject obj,
jbyteArray masterKey, jstring siteName, jlong siteCounter, jint keyPurpose, jstring keyContext, jint algorithmVersion) {
if (!masterKey || !siteName)
return NULL;
jbyte *masterKeyBytes = (*env)->GetByteArrayElements( env, masterKey, NULL );
const char *siteNameString = (*env)->GetStringUTFChars( env, siteName, NULL );
const char *keyContextString = keyContext? (*env)->GetStringUTFChars( env, keyContext, NULL ): NULL;
@@ -48,7 +54,8 @@ JNIEXPORT jbyteArray JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__
(MPKeyPurpose)keyPurpose, keyContextString, (MPAlgorithmVersion)algorithmVersion );
(*env)->ReleaseByteArrayElements( env, masterKey, masterKeyBytes, JNI_ABORT );
(*env)->ReleaseStringUTFChars( env, siteName, siteNameString );
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
if (keyContext)
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
if (!siteKeyBytes)
return NULL;
@@ -67,6 +74,9 @@ JNIEXPORT jstring JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1si
jbyteArray masterKey, jbyteArray siteKey, jstring siteName, jlong siteCounter, jint keyPurpose, jstring keyContext,
jint resultType, jstring resultParam, jint algorithmVersion) {
if (!masterKey || !siteKey || !siteName)
return NULL;
jbyte *masterKeyBytes = (*env)->GetByteArrayElements( env, masterKey, NULL );
jbyte *siteKeyBytes = (*env)->GetByteArrayElements( env, siteKey, NULL );
const char *siteNameString = (*env)->GetStringUTFChars( env, siteName, NULL );
@@ -78,8 +88,10 @@ JNIEXPORT jstring JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1si
(*env)->ReleaseByteArrayElements( env, masterKey, masterKeyBytes, JNI_ABORT );
(*env)->ReleaseByteArrayElements( env, siteKey, siteKeyBytes, JNI_ABORT );
(*env)->ReleaseStringUTFChars( env, siteName, siteNameString );
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
(*env)->ReleaseStringUTFChars( env, resultParam, resultParamString );
if (keyContext)
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
if (resultParam)
(*env)->ReleaseStringUTFChars( env, resultParam, resultParamString );
if (!siteResultString)
return NULL;
@@ -97,6 +109,9 @@ JNIEXPORT jstring JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1si
jbyteArray masterKey, jbyteArray siteKey, jstring siteName, jlong siteCounter, jint keyPurpose, jstring keyContext,
jint resultType, jstring resultParam, jint algorithmVersion) {
if (!masterKey || !siteKey || !siteName || !resultParam)
return NULL;
jbyte *masterKeyBytes = (*env)->GetByteArrayElements( env, masterKey, NULL );
jbyte *siteKeyBytes = (*env)->GetByteArrayElements( env, siteKey, NULL );
const char *siteNameString = (*env)->GetStringUTFChars( env, siteName, NULL );
@@ -108,8 +123,10 @@ JNIEXPORT jstring JNICALL Java_com_lyndir_masterpassword_impl_MPAlgorithmV0__1si
(*env)->ReleaseByteArrayElements( env, masterKey, masterKeyBytes, JNI_ABORT );
(*env)->ReleaseByteArrayElements( env, siteKey, siteKeyBytes, JNI_ABORT );
(*env)->ReleaseStringUTFChars( env, siteName, siteNameString );
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
(*env)->ReleaseStringUTFChars( env, resultParam, resultParamString );
if (keyContextString)
(*env)->ReleaseStringUTFChars( env, keyContext, keyContextString );
if (resultParam)
(*env)->ReleaseStringUTFChars( env, resultParam, resultParamString );
if (!siteStateString)
return NULL;