From e8f6a8635ce7415030d52925651d721322f55e80 Mon Sep 17 00:00:00 2001
From: TLINDEN <git@daemon.de>
Date: Thu, 7 Aug 2014 21:32:48 +0200
Subject: [PATCH] added pcphash_cleanpub() to free local pubkey hashes, which
 are not attached to any context

---
 include/pcp/keyhash.h | 5 ++++-
 libpcp/keyhash.c      | 8 ++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/include/pcp/keyhash.h b/include/pcp/keyhash.h
index 813db37..03a2aab 100644
--- a/include/pcp/keyhash.h
+++ b/include/pcp/keyhash.h
@@ -88,9 +88,12 @@
  */
 void pcphash_del(PCPCTX *ptx, void *key, int type);
 
-/** Free memory used by key hashes. */
+/** Free memory used by key global ptx-attached hashes. */
 void pcphash_clean(PCPCTX *ptx);
 
+/** Free memory by local pubkey hash */
+void pcphash_cleanpub(pcp_pubkey_t *pub);
+
 /** Check if a secret key with a given key-id exists in the hash.
 
     \param[in] PCP Context object.
diff --git a/libpcp/keyhash.c b/libpcp/keyhash.c
index a601677..512648a 100644
--- a/libpcp/keyhash.c
+++ b/libpcp/keyhash.c
@@ -64,6 +64,14 @@ void pcphash_clean(PCPCTX *ptx) {
   }
 }
 
+void pcphash_cleanpub(pcp_pubkey_t *pub) {
+  pcp_pubkey_t *current_pub, *ptmp;
+  HASH_ITER(hh, pub, current_pub, ptmp) {
+    HASH_DEL(pub, (pcp_pubkey_t *)current_pub);
+    memset(current_pub, 0, sizeof(pcp_pubkey_t));
+    free(current_pub);
+  }
+}
 
 pcp_keysig_t *pcphash_keysigexists(PCPCTX *ptx, char *id) {
   pcp_keysig_t *keysig = NULL;