fixing more bugs

lib/threadpool/fileQueue.c

@@ -239,7 +239,7 @@ fileT ** dequeueN(queueT *q, char *filepath, size_t s) {
     int purged = 0;
     while(q->size + s > q->maxSize) {
 	purged++;
-	returnList = realloc(purged, sizeof(fileT*));
+	returnList = realloc(returnList, purged * sizeof(fileT*));
 	if(!returnList) {
 	    perror("realloc");
 	    goto _end_dequeueN;
@@ -256,14 +256,14 @@ fileT ** dequeueN(queueT *q, char *filepath, size_t s) {
 	    break; // we eliminated everything so we must have enought space
 	}
     }
-    returnList = realloc(purged+1, sizeof(fileT*));
+    returnList = realloc(returnList, purged+1 * sizeof(fileT*));
     returnList[purged] = NULL; // null terminated
 
-    tmp->data->size += size;
-    q->size += size;
+    tmp->data->size += s;
+    q->size += s;
 
     UNLOCK_RETURN(&q->m, NULL); // end me
-    return data;
+    return returnList;
 
 _end_dequeueN:
     UNLOCK_RETURN(&q->m, NULL);
@@ -293,7 +293,7 @@ void voidDequeue(queueT *q) {
     }
 
     --q->len;
-    q->size -= data->size;
+    q->size -= (tmp->data)->size;
 
     destroyFile(tmp->data); // free fileT
     free(tmp); // free nodo
@@ -322,19 +322,15 @@ int printQueue(FILE *stream, queueT *q) {
 
     fprintf(stream, "Lista file:");
     fprintf(stream, "[Nome File] -> Dimensione in MB");
-    while (temp!=NULL) {
+    while (tmp!=NULL) {
 	float res = ((float)(tmp->data)->size)/1000000; // in MB
 	// float res = ((float)(tmp->data)->valid)/1000000; // in MB
 	fprintf(stream, "[%s]\t-> %f MB\n", (tmp->data)->filepath, res);
-	temp = temp->next;
+	tmp = tmp->next;
     }
 
     UNLOCK_RETURN(&q->m, -1); // end me
     return 0;
-
-_end_print_queue:
-    UNLOCK_RETURN(&q->m, -1);
-    return -1;
 }
 
 // acquisizione lock
@@ -372,8 +368,8 @@ int lockFileInQueue(queueT *q, char *filepath, int owner) {
     }
 
     // acquisisco lock sul file
-    (temp->data)->O_LOCK = 1;
-    (temp->data)->owner = owner;
+    (tmp->data)->O_LOCK = 1;
+    (tmp->data)->owner = owner;
 
     UNLOCK_RETURN(&q->m, -1); // end me
     return 0;
@@ -409,7 +405,7 @@ int unlockFileInQueue(queueT *q, char *filepath, int owner) {
 
     if(!tmp) { // non trovato
 	errno = ENOENT;
-	goto _end_lock_file_queue;
+	goto _end_unlock_file_queue;
     }
 
     if((tmp->data)->O_LOCK == 0) { // nessuno ha il lock
@@ -470,7 +466,7 @@ int openFileInQueue(queueT *q, char *filepath, int O_LOCK, int owner) {
     (tmp->data)->O_LOCK = (O_LOCK==0)?0:1;
 
     if(O_LOCK!=0) {
-	(tmp->data)->owner = client;
+	(tmp->data)->owner = owner;
     }
 
     UNLOCK_RETURN(&q->m, -1); // end me
@@ -521,7 +517,7 @@ int closeFileInQueue(queueT *q, char *filepath, int owner) {
     UNLOCK_RETURN(&q->m, -1); // end me
     return 0;
 
-_end_open_file_queue:
+_end_close_file_queue:
     UNLOCK_RETURN(&q->m, -1);
     return -1;
 }
@@ -634,7 +630,7 @@ int appendFileInQueue(queueT *q, char *filepath, void *data, size_t size, int ow
 	goto _end_append_file_queue;
     }
 
-    memcpy(((tmp->data)->data) + (tmp->data)->valid, data, size);
+    memcpy(((char *)(tmp->data)->data) + (tmp->data)->valid, data, size);
     // memmove sarebbe un'alternativa
     (tmp->data)->valid += size;
     q->size -= (tmp->data)->size;
@@ -670,8 +666,8 @@ int removeFileFromQueue(queueT *q, char *filepath, int owner) {
 	if (strcmp(filepath, (tmp->data)->filepath) == 0) { // trovato
 	    break;
 	}
-	if(prc!=tmp)
-	    prc = prc->next;
+	if(pre!=tmp)
+	    pre = pre->next;
 	tmp = tmp->next;
     }
 
@@ -683,20 +679,20 @@ int removeFileFromQueue(queueT *q, char *filepath, int owner) {
     if ((tmp->data)->open != 0 || ((tmp->data)->O_LOCK && (tmp->data)->owner != owner)) {
 	// if file è aperto o la lock non è del owner
 	errno = EPERM;
-	goto _end_append_file_queue;
+	goto _end_remove_file_queue;
     }
 
-    if (tmp == prc) { // file è il primo
+    if (tmp == pre) { // file è il primo
 	q->head = tmp->next;
 
 	if (tmp->next == NULL) {
 	    q->tail = tmp;
 	}
     } else { // file non è il primo
-	prc->next = tmp->next;
+	pre->next = tmp->next;
 
-	if (prc->next == NULL) {
-	    q->tail = prc;
+	if (pre->next == NULL) {
+	    q->tail = pre;
 	}
     }
 
@@ -766,10 +762,10 @@ _end_find_in_queue:
 int searchFile(queueT *q, char *filepath) {
     if(!q || !filepath) {
 	errno = EINVAL;
-	return NULL;
+	return 0;
     }
 
-    LOCK_RETURN(&q->m, NULL); // begin me
+    LOCK_RETURN(&q->m, 0); // begin me
 
     if (q->len == 0)
 	goto _end_search_file_in_queue;
@@ -786,11 +782,11 @@ int searchFile(queueT *q, char *filepath) {
     if(!tmp)
 	goto _end_search_file_in_queue;
 
-    UNLOCK_RETURN(&q->m, NULL); // end me
+    UNLOCK_RETURN(&q->m, 0); // end me
     return 1;
 
 _end_search_file_in_queue:
-    UNLOCK_RETURN(&q->m, NULL);
+    UNLOCK_RETURN(&q->m, 0);
     return 0;
 }
 
@@ -804,7 +800,7 @@ size_t getLen(queueT *q) {
 
     LOCK_RETURN(&q->m, -1); // begin me
 
-    len = queue->len;
+    len = q->len;
 
     UNLOCK_RETURN(&q->m, -1); // end me
     return len;
@@ -833,15 +829,13 @@ void destroyQueue(queueT *q) {
     // no need for lock over queue
     while (q->len > 0) {
 	errno = 0;
-	voiDequeue(q);
+	voidDequeue(q);
 	if (errno) {
 	    perror("voiDequeue");
 	}
     }
 
-    if (&queue->m) {
-	pthread_mutex_destroy(&q->m);
-    }
+    pthread_mutex_destroy(&q->m);
 
-    free(queue);
+    free(q);
 }