From 04001b2ec36f5492e441fb68f3ff74e1507c6f26 Mon Sep 17 00:00:00 2001
From: irungentoo <irungentoo@gmail.com>
Date: Fri, 21 Mar 2014 19:27:17 -0400
Subject: [PATCH] Friends client id is now removed from the request received
 list when he is deleted.

---
 toxcore/Messenger.c       |  1 +
 toxcore/friend_requests.c | 19 +++++++++++++++++++
 toxcore/friend_requests.h |  7 +++++++
 3 files changed, 27 insertions(+)

diff --git a/toxcore/Messenger.c b/toxcore/Messenger.c
index e1c2763c..6e103036 100644
--- a/toxcore/Messenger.c
+++ b/toxcore/Messenger.c
@@ -346,6 +346,7 @@ int m_delfriend(Messenger *m, int32_t friendnumber)
     onion_delfriend(m->onion_c, m->friendlist[friendnumber].onion_friendnum);
     crypto_kill(m->net_crypto, m->friendlist[friendnumber].crypt_connection_id);
     free(m->friendlist[friendnumber].statusmessage);
+    remove_request_received(&(m->fr), m->friendlist[friendnumber].client_id);
     memset(&(m->friendlist[friendnumber]), 0, sizeof(Friend));
     uint32_t i;
 
diff --git a/toxcore/friend_requests.c b/toxcore/friend_requests.c
index 7574a881..469ab02d 100644
--- a/toxcore/friend_requests.c
+++ b/toxcore/friend_requests.c
@@ -113,6 +113,25 @@ static int request_received(Friend_Requests *fr, uint8_t *client_id)
     return 0;
 }
 
+/* Remove client id from received_requests list.
+ *
+ *  return 0 if it removed it successfully.
+ *  return -1 if it didn't find it.
+ */
+int remove_request_received(Friend_Requests *fr, uint8_t *client_id)
+{
+    uint32_t i;
+
+    for (i = 0; i < MAX_RECEIVED_STORED; ++i) {
+        if (id_equal(fr->received_requests[i], client_id)) {
+            memset(fr->received_requests[i], 0, crypto_box_PUBLICKEYBYTES);
+            return 0;
+        }
+    }
+
+    return -1;
+}
+
 
 static int friendreq_handlepacket(void *object, uint8_t *source_pubkey, uint8_t *packet, uint32_t length)
 {
diff --git a/toxcore/friend_requests.h b/toxcore/friend_requests.h
index 722c7431..eab359f0 100644
--- a/toxcore/friend_requests.h
+++ b/toxcore/friend_requests.h
@@ -55,6 +55,13 @@ int send_friendrequest(Onion_Client *onion_c, uint8_t *public_key, uint32_t nosp
 void set_nospam(Friend_Requests *fr, uint32_t num);
 uint32_t get_nospam(Friend_Requests *fr);
 
+/* Remove client id from received_requests list.
+ *
+ *  return 0 if it removed it successfully.
+ *  return -1 if it didn't find it.
+ */
+int remove_request_received(Friend_Requests *fr, uint8_t *client_id);
+
 /* Set the function that will be executed when a friend request for us is received.
  *  Function format is function(uint8_t * public_key, uint8_t * data, uint16_t length, void * userdata)
  */