diff --git a/src/proto.h b/src/proto.h
index e173b05..058ea4f 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -27,29 +27,33 @@ int msgPoolDataIdIntern(msgPoolDataTabId dest, const msgSpaceId src);
 int msgPoolIdIntern(msgPoolId dest, msgPoolId src, int num);
 int msgBufferInfoTabIdIntern(msgBufferInfoTabId dest, msgSpaceId src, int num);
 int msgQueueSemIdIntern(msgQueueSemId dest, msgSpaceId externId, int queueIdx);
+int msgQueueIdIntern(msgQueueId dest, msgSpaceId externId, int queueIdx);
+int msgQueueElemIdIntern(msgQueueElemId dest, msgQueueId src, int counter);
 /* list.c */
 /* poolCreate.c */
 int msgPoolCreate(msgSpaceId externId, int poolIdx, int buffNb, int buffSize);
 /* poolDelete.c */
 int msgPoolDelete(msgSpaceId spaceId, int poolIdx);
 /* queueAdd.c */
-/* queueAddElem.c */
+int msgQueueElemAdd(msgQueue *queue, msgQueueElemId newElemId);
 /* queueClose.c */
 int msgQueueClose(msgQueue *queue);
 /* queueDelete.c */
 int msgQueueElemDelete(msgQueueElemId queueElemId);
 /* queueElemClose.c */
 int msgQueueElemClose(msgQueueElem *queueElem);
+/* queueElemCreate.c */
+int msgQueueElemCreate(msgQueueElemId finalQueueElemId, msgQueueId queueId, int counter);
 /* queueElemDelete.c */
 int msgQueueElemDelete(msgQueueElemId queueElemId);
 /* queueElemOpen.c */
 void *msgQueueElemOpen(msgQueueElemId queueElemId);
 /* queueInit.c */
+msgQueue *queueInit(msgSpaceId externId, int queueIdx);
 /* queueLock.c */
 int queueLock(msgSpaceId externId, int queueIdx);
 /* queueOpen.c */
 void *msgQueueOpen(msgQueueId queueId);
-/* queueRemElem.c */
 /* queueUnlock.c */
 int queueUnlock(msgSpaceId externId, int queueIdx);
 /* spaceCreate.c */
diff --git a/src/queueAdd.c b/src/queueAdd.c
index 563b2a5..96d286c 100644
--- a/src/queueAdd.c
+++ b/src/queueAdd.c
@@ -2,6 +2,37 @@
 
 // on ajoute en fin de queue...
 
-int msgQueueElemAdd(msgQueue * queue, msgQueueElemId){
+int msgQueueElemAdd(msgQueue * queue, msgQueueElemId newElemId){
+	msgQueueElem * queueOldTailElem;
+	msgQueueElem * queueNewTailElem;
+	
+	// on informe l'element qu'il est le dernier
+	queueNewTailElem=msgQueueElemOpen(newElemId);
+	if (queueNewTailElem == NULL){
+	  NZG_ERROR("msgQueueElemOpen",newElemId);
+	  goto ERROR;
+	}
+	strcpy(queueNewTailElem->next,newElemId);
+ 	if (msgQueueElemClose(queueNewTailElem)){
+	  NZG_ERROR("msgQueueElemClose",newElemId);
+	  goto ERROR;
+	}	
 
+	/* TODO: verifier si la liste n'est pas vide... */
+	/* on informe son prédecesseur qu'il a un suivant */
+	queueOldTailElem=msgQueueElemOpen(queue->tailId);
+	if (queueOldTailElem == NULL){
+	  NZG_ERROR("msgQueueElemOpen",queue->tailId);
+	  goto ERROR;
+	}
+	strcpy(queueOldTailElem->next,newElemId);
+	if (msgQueueElemClose(queueOldTailElem)){
+	  NZG_ERROR("msgQueueElemClose",queue->tailId);
+	  goto ERROR;
+	}	
+	// on donne a la queue l'id du dernier element
+	strcpy(queue->tailId,newElemId);
+	
+ERROR:
+	return -1;
 }
diff --git a/src/queueElemCreate.c b/src/queueElemCreate.c
index f3ae7d0..62769d9 100644
--- a/src/queueElemCreate.c
+++ b/src/queueElemCreate.c
@@ -1,8 +1,8 @@
 #include "libnazgul.h"
 #include "ids.h"
 
-int msgQueueElemCreate(msgQueueElemId, 
-	finalQueueElemId,
+int msgQueueElemCreate(
+	msgQueueElemId finalQueueElemId ,
 	msgQueueId queueId,
 	int counter){
   msgQueueElemId queueElemId;
@@ -24,7 +24,7 @@ int msgQueueElemCreate(msgQueueElemId,
 	goto ERROR;
   }
 
-  close(queueElem_Fd);
+  close(queueElemFd);
   return 0;
 ERROR:
   return -1;