From 770fc69429e6b61ca648b15816fd003819abe3e2 Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Sat, 12 Aug 2017 23:09:10 +0200
Subject: conn_close handler added

---
 code/core/core.c   |  5 ++++-
 code/core/core.h   |  2 ++
 code/core/rbuf.c   |  2 +-
 code/proxy/proxy.c | 10 ++++++----
 4 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/code/core/core.c b/code/core/core.c
index 069c910..a7ef3de 100644
--- a/code/core/core.c
+++ b/code/core/core.c
@@ -580,7 +580,10 @@ int ecp_conn_close(ECPConnection *conn, unsigned int timeout) {
     if (refcount) return ECP_ERR_TIMEOUT;
 #endif
 
-    if (!conn->out) {
+    if (conn->out) {
+        ecp_conn_close_t *handler = conn->sock->ctx->handler[conn->type] ? conn->sock->ctx->handler[conn->type]->conn_close : NULL;
+        if (handler) handler(conn);
+    } else {
         ecp_conn_destroy_t *handler = conn->sock->ctx->handler[conn->type] ? conn->sock->ctx->handler[conn->type]->conn_destroy : NULL;
         if (handler) handler(conn);
         if (conn->proxy) {
diff --git a/code/core/core.h b/code/core/core.h
index 382b2c1..b0694b2 100644
--- a/code/core/core.h
+++ b/code/core/core.h
@@ -117,6 +117,7 @@ typedef void ecp_conn_free_t (struct ECPConnection *c);
 typedef int ecp_conn_create_t (struct ECPConnection *c, unsigned char *msg, size_t sz);
 typedef void ecp_conn_destroy_t (struct ECPConnection *c);
 typedef ssize_t ecp_conn_open_t (struct ECPConnection *c);
+typedef void ecp_conn_close_t (struct ECPConnection *c);
 
 typedef struct ECPCryptoIface {
     int init;
@@ -196,6 +197,7 @@ typedef struct ECPConnHandler {
     ecp_conn_create_t *conn_create;
     ecp_conn_destroy_t *conn_destroy;
     ecp_conn_open_t *conn_open;
+    ecp_conn_close_t *conn_close;
 } ECPConnHandler;
 
 typedef struct ECPSockCTable {
diff --git a/code/core/rbuf.c b/code/core/rbuf.c
index bb110b9..d92c3f1 100644
--- a/code/core/rbuf.c
+++ b/code/core/rbuf.c
@@ -51,7 +51,7 @@ int ecp_conn_rbuf_start(ECPConnection *conn, ecp_seq_t seq) {
     return ECP_OK;
 }
 
-ssize_t ecp_conn_rbuf_pkt_send(struct ECPConnection *conn, ECPNetAddr *addr, unsigned char *packet, size_t pkt_size, ecp_seq_t seq, int idx) {
+ssize_t ecp_conn_rbuf_pkt_send(ECPConnection *conn, ECPNetAddr *addr, unsigned char *packet, size_t pkt_size, ecp_seq_t seq, int idx) {
     int do_send;
     ECPRBSend *buf = conn->rbuf.send;
     
diff --git a/code/proxy/proxy.c b/code/proxy/proxy.c
index 6dfa672..4da0acb 100644
--- a/code/proxy/proxy.c
+++ b/code/proxy/proxy.c
@@ -272,6 +272,10 @@ static ssize_t proxyb_open(ECPConnection *conn) {
     return ecp_timer_send(conn, _proxyb_send_open, ECP_MTYPE_OPEN_REP, 3, 500);
 }
 
+static void proxyb_close(ECPConnection *conn) {
+    proxyb_remove(conn);
+}
+
 static ssize_t proxyb_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     ssize_t rv;
     int is_open;
@@ -299,13 +303,10 @@ static ssize_t proxyb_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned c
         }
         return rv;
     } else {
-        unsigned char ctype = 0;
-
         if (conn->out) return ECP_ERR;
         if (size < rv+ECP_ECDH_SIZE_KEY) return ECP_ERR;
 
-        ctype = msg[0];
-        msg++;
+        msg += rv;
 
         // XXX should verify perma_key
         return rv+ECP_ECDH_SIZE_KEY;
@@ -445,6 +446,7 @@ int ecp_proxy_init(ECPContext *ctx) {
     handler_b.conn_create = proxyb_create;
     handler_b.conn_destroy = proxyb_destroy;
     handler_b.conn_open = proxyb_open;
+    handler_b.conn_close = proxyb_close;
     handler_b.msg[ECP_MTYPE_OPEN] = proxyb_handle_open;
     handler_b.msg[ECP_MTYPE_EXEC] = ecp_conn_handle_exec;
     handler_b.msg[ECP_MTYPE_RELAY] = proxyb_handle_relay;
-- 
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