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fix indirect table overflow with JNI's getFriend()

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This commit is contained in:
Simon Morlat 2016-02-25 14:03:44 +01:00
parent 3df89f60e0
commit bc2d0a046d
1 changed files with 16 additions and 5 deletions
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21
coreapi/linphonecore_jni.cc
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@ -498,9 +498,11 @@ jobject getChatMessage(JNIEnv *env, LinphoneChatMessage *msg){
return jobj;
}
jobject getFriend(JNIEnv *env, LinphoneFriend *lfriend){
jobject getFriend(JNIEnv *env, LinphoneFriend *lfriend, int *isLocalRef){
jobject jobj=0;
if (isLocalRef) *isLocalRef = FALSE;
if (lfriend != NULL){
LinphoneCore *lc = linphone_friend_get_core(lfriend);
LinphoneJavaBindings *ljb = (LinphoneJavaBindings *)linphone_core_get_user_data(lc);
@ -517,6 +519,9 @@ jobject getFriend(JNIEnv *env, LinphoneFriend *lfriend){
if (jobj == NULL){
jobj=env->NewObject(ljb->friendClass, ljb->friendCtrId, (jlong)lfriend);
linphone_friend_set_user_data(lfriend,(void*)env->NewWeakGlobalRef(jobj));
}else{
//java object is still valid, we will return a local ref to it.
if (isLocalRef) *isLocalRef = TRUE;
}
}
}
@ -809,6 +814,9 @@ public:
static void notify_presence_received(LinphoneCore *lc, LinphoneFriend *my_friend) {
JNIEnv *env = 0;
jint result = jvm->AttachCurrentThread(&env,NULL);
int isLocalRef = FALSE;
jobject jfriend = NULL;
if (result != 0) {
ms_error("cannot attach VM");
return;
@ -820,8 +828,9 @@ public:
env->CallVoidMethod(lcData->listener
,ljb->notifyPresenceReceivedId
,lcData->core
,getFriend(env,my_friend));
,(jfriend=getFriend(env,my_friend, &isLocalRef)));
handle_possible_java_exception(env, lcData->listener);
if (isLocalRef) env->DeleteLocalRef(jfriend);
}
static void new_subscription_requested(LinphoneCore *lc, LinphoneFriend *my_friend, const char* url) {
JNIEnv *env = 0;
@ -837,7 +846,7 @@ public:
env->CallVoidMethod(lcData->listener
,ljb->newSubscriptionRequestId
,lcData->core
,getFriend(env,my_friend)
,getFriend(env,my_friend, NULL)
,url ? env->NewStringUTF(url) : NULL);
handle_possible_java_exception(env, lcData->listener);
}
@ -1965,9 +1974,11 @@ extern "C" jobjectArray Java_org_linphone_core_LinphoneCoreImpl_getFriendList(JN
for (int i = 0; i < friendsSize; i++) {
LinphoneFriend* lfriend = (LinphoneFriend*)friends->data;
jobject jfriend = getFriend(env,lfriend);
int isLocalRef;
jobject jfriend = getFriend(env,lfriend,&isLocalRef);
if(jfriend != NULL){
env->SetObjectArrayElement(jFriends, i, jfriend);
if (isLocalRef) env->DeleteLocalRef(jfriend);
}
friends = friends->next;
}
@ -3254,7 +3265,7 @@ extern "C" jobject Java_org_linphone_core_LinphoneCoreImpl_getFriendByAddress(JN
LinphoneFriend *lf = linphone_core_get_friend_by_address((LinphoneCore*)ptr, address);
env->ReleaseStringUTFChars(jaddress, address);
if(lf != NULL) {
jobject jfriend = getFriend(env,lf);
jobject jfriend = getFriend(env,lf, NULL);
return jfriend;
} else {
return NULL;