X-Git-Url: http://the.earth.li/gitweb/?a=blobdiff_plain;f=hash.c;h=e131d032b576281d1ad98e478b04185e57654cf2;hb=f86410ff8aa00dc5c584541f387f77515a8cbd89;hp=47ec2d8b099446fee0d033c5fad9fc15a5803e28;hpb=e02c731dfbb288c736f2cd09a9b6df0507c59ddd;p=onak.git

diff --git a/hash.c b/hash.c
index 47ec2d8..e131d03 100644
--- a/hash.c
+++ b/hash.c
@@ -13,6 +13,7 @@
 #include "keydb.h"
 #include "keyid.h"
 #include "ll.h"
+#include "mem.h"
 #include "stats.h"
 
 /**
@@ -38,6 +39,35 @@ void inithash(void)
 	elements = 0;
 }
 
+/**
+ *	destroyhash - Clean up the hash after use.
+ *
+ *	This function destroys the hash after use, freeing any memory that was
+ *	used during its lifetime.
+ */
+void destroyhash(void)
+{
+	int i;
+	struct ll *curll = NULL;
+
+	for (i = 0; i < HASHSIZE; i++) {
+		curll = hashtable[i];
+		/*
+		 * TODO: The problem is the object has pointers that
+		 * need freed too.
+		 */
+		llfree(curll, free_statskey);
+		hashtable[i] = NULL;
+	}
+	elements = 0;
+}
+
+/**
+ *	addtohash - Adds a key to the hash.
+ *	@key: The key to add.
+ *
+ *	Takes a key and stores it in the hash.
+ */
 void addtohash(struct stats_key *key)
 {
 	++elements;
@@ -109,6 +139,10 @@ struct ll *hash_getkeysigs(uint64_t keyid)
 {
 	struct stats_key *key = NULL;
 
+	if (keyid == 0)  {
+		return NULL;
+	}
+
 	key = findinhash(keyid);
 	if (key == NULL) {
 		key = malloc(sizeof(*key));