From 37f628a88d800123dbad003b122322e8181c3baa Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Mon, 17 Jul 2017 21:36:47 +0200
Subject: seq added to msg handler

---
 code/core/core.c      | 29 ++++++++++++++++++++---------
 code/core/core.h      | 18 ++++++++++--------
 code/core/timer.c     |  4 ++--
 code/proxy/proxy.c    | 12 ++++++------
 code/test/basic.c     |  8 ++++----
 code/test/client.c    |  6 +++---
 code/test/echo.c      |  2 +-
 code/test/pr_client.c |  6 +++---
 code/test/pr_server.c |  6 +++---
 code/test/server.c    |  2 +-
 code/test/stress.c    |  8 ++++----
 code/test/voip.c      |  4 ++--
 code/util/util.c      |  8 ++++----
 13 files changed, 63 insertions(+), 50 deletions(-)

(limited to 'code')

diff --git a/code/core/core.c b/code/core/core.c
index 02d8ce2..a4ccfc5 100644
--- a/code/core/core.c
+++ b/code/core/core.c
@@ -648,7 +648,7 @@ int ecp_conn_handle_new(ECPSocket *sock, ECPConnection **_conn, ECPConnection *p
     return rv;
 }
 
-ssize_t ecp_conn_handle_open(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+ssize_t ecp_conn_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     if (size < 0) return size;
 
 #ifdef ECP_WITH_PTHREAD
@@ -677,7 +677,7 @@ ssize_t ecp_conn_handle_open(ECPConnection *conn, unsigned char mtype, unsigned
     return ECP_ERR;
 }
 
-ssize_t ecp_conn_handle_kget(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+ssize_t ecp_conn_handle_kget(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     if (conn->out) {
         ECPContext *ctx = conn->sock->ctx;
 #ifdef ECP_WITH_PTHREAD
@@ -690,7 +690,7 @@ ssize_t ecp_conn_handle_kget(ECPConnection *conn, unsigned char mtype, unsigned
 
         if ((size < 0) && !conn_is_open) {
             ecp_conn_handler_msg_t *handler = ctx->handler[conn->type] ? ctx->handler[conn->type]->msg[ECP_MTYPE_OPEN] : NULL;
-            return handler ? handler(conn, mtype, msg, size) : size;
+            return handler ? handler(conn, seq, mtype, msg, size) : size;
         }
 
         if (size < 0) return size;
@@ -722,7 +722,7 @@ ssize_t ecp_conn_handle_kget(ECPConnection *conn, unsigned char mtype, unsigned
     return ECP_ERR;
 }
  
-ssize_t ecp_conn_handle_kput(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+ssize_t ecp_conn_handle_kput(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     if (size < 0) return size;
 
     if (conn->out) {
@@ -743,7 +743,7 @@ ssize_t ecp_conn_handle_kput(ECPConnection *conn, unsigned char mtype, unsigned
     return ECP_ERR;
 }
 
-ssize_t ecp_conn_handle_exec(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+ssize_t ecp_conn_handle_exec(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     if (size < 0) return size;
     return ecp_pkt_handle(conn->sock, NULL, conn, msg, size);
 }
@@ -951,7 +951,8 @@ ssize_t ecp_pkt_handle(ECPSocket *sock, ECPNetAddr *addr, ECPConnection *proxy,
     ECPConnection *conn = NULL;
     ECPDHKey *key = NULL;
     int rv = ECP_OK;
-    uint32_t c_seq, p_seq, n_seq, seq_bitmap;
+    ecp_seq_t c_seq, p_seq, n_seq;
+    uint32_t seq_bitmap;
     ssize_t pld_size, cnt_size, proc_size;
     
     s_idx = (packet[ECP_SIZE_PROTO] & 0xF0) >> 4;
@@ -1085,7 +1086,17 @@ ssize_t ecp_pkt_handle(ECPSocket *sock, ECPNetAddr *addr, ECPConnection *proxy,
 #endif
 
     cnt_size = pld_size-ECP_SIZE_PLD_HDR;
-    proc_size = ecp_msg_handle(conn, payload+pld_size-cnt_size, cnt_size);
+
+#ifdef WITH_RBUF
+    if  (conn->rbuf.recv) {
+        proc_size = ecp_msg_handle(conn, p_seq, payload+pld_size-cnt_size, cnt_size);
+    } else {
+        proc_size = ecp_rbuf_recv_store(conn, p_seq, payload+pld_size-cnt_size, cnt_size);
+    }
+#else
+    proc_size = ecp_msg_handle(conn, p_seq, payload+pld_size-cnt_size, cnt_size);
+#endif
+
     if (proc_size < 0) rv = ECP_ERR_HANDLE;
     if (!rv) cnt_size -= proc_size;
 
@@ -1139,7 +1150,7 @@ ssize_t ecp_pkt_recv(ECPSocket *sock, ECPNetAddr *addr, unsigned char *packet, s
     return rv;
 }
 
-ssize_t ecp_msg_handle(ECPConnection *conn, unsigned char *msg, size_t msg_size) {
+ssize_t ecp_msg_handle(ECPConnection *conn, ecp_seq_t seq, unsigned char *msg, size_t msg_size) {
     ecp_conn_handler_msg_t *handler = NULL;
     ssize_t rv = 0;
     unsigned char mtype = 0;
@@ -1156,7 +1167,7 @@ ssize_t ecp_msg_handle(ECPConnection *conn, unsigned char *msg, size_t msg_size)
         if (conn->out) ecp_timer_pop(conn, mtype);
         handler = conn->sock->ctx->handler[conn->type] ? conn->sock->ctx->handler[conn->type]->msg[mtype] : NULL;
         if (handler) {
-            rv = handler(conn, mtype, msg, rem_size);
+            rv = handler(conn, seq, mtype, msg, rem_size);
             if (rv < 0) return rv;
             if (rv == 0) rv = rem_size;
             if (rv < ECP_MIN_MSG) rv = ECP_MIN_MSG;
diff --git a/code/core/core.h b/code/core/core.h
index 4c2b74c..6c680f9 100644
--- a/code/core/core.h
+++ b/code/core/core.h
@@ -95,10 +95,12 @@ struct ECPContext;
 struct ECPSocket;
 struct ECPConnection;
 
+typedef uint32_t ecp_seq_t;
+
 typedef int ecp_rng_t (void *, size_t);
 
 typedef int ecp_conn_handler_new_t (struct ECPSocket *s, struct ECPConnection **c, struct ECPConnection *p, unsigned char s_idx, unsigned char c_idx, unsigned char *pub, ecp_aead_key_t *sh, unsigned char *msg, size_t sz);
-typedef ssize_t ecp_conn_handler_msg_t (struct ECPConnection *c, unsigned char t, unsigned char *msg, ssize_t sz);
+typedef ssize_t ecp_conn_handler_msg_t (struct ECPConnection *c, ecp_seq_t s, unsigned char t, unsigned char *msg, ssize_t sz);
 
 typedef struct ECPConnection * ecp_conn_alloc_t (unsigned char t);
 typedef void ecp_conn_free_t (struct ECPConnection *c);
@@ -235,8 +237,8 @@ typedef struct ECPConnection {
     unsigned char out;
     unsigned char flags;
     unsigned short refcount;
-    uint32_t seq_out;
-    uint32_t seq_in;
+    ecp_seq_t seq_out;
+    ecp_seq_t seq_in;
     uint32_t seq_in_bitmap;
     ECPSocket *sock;
     ECPNode node;
@@ -287,10 +289,10 @@ int ecp_conn_close(ECPConnection *conn, unsigned int timeout);
 int ecp_conn_handler_init(ECPConnHandler *handler);
 ssize_t ecp_conn_send_open(ECPConnection *conn);
 int ecp_conn_handle_new(ECPSocket *sock, ECPConnection **_conn, ECPConnection *proxy, unsigned char s_idx, unsigned char c_idx, unsigned char *c_public, ecp_aead_key_t *shsec, unsigned char *payload, size_t payload_size);
-ssize_t ecp_conn_handle_open(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size);
-ssize_t ecp_conn_handle_kget(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size);
-ssize_t ecp_conn_handle_kput(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size);
-ssize_t ecp_conn_handle_exec(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size);
+ssize_t ecp_conn_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size);
+ssize_t ecp_conn_handle_kget(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size);
+ssize_t ecp_conn_handle_kput(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size);
+ssize_t ecp_conn_handle_exec(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size);
 
 int ecp_conn_dhkey_new(ECPConnection *conn);
 int ecp_conn_dhkey_new_pub(ECPConnection *conn, unsigned char idx, unsigned char *public);
@@ -305,7 +307,7 @@ ssize_t ecp_pkt_handle(ECPSocket *sock, ECPNetAddr *addr, ECPConnection *proxy,
 ssize_t ecp_pkt_send(ECPSocket *sock, ECPNetAddr *addr, unsigned char *packet, size_t pkt_size);
 ssize_t ecp_pkt_recv(ECPSocket *sock, ECPNetAddr *addr, unsigned char *packet, size_t pkt_size);
 
-ssize_t ecp_msg_handle(ECPConnection *conn, unsigned char *msg, size_t msg_size);
+ssize_t ecp_msg_handle(ECPConnection *conn, ecp_seq_t seq, unsigned char *msg, size_t msg_size);
 unsigned char *ecp_pld_get_buf(unsigned char *payload);
 void ecp_pld_set_type(unsigned char *payload, unsigned char mtype);
 unsigned char ecp_pld_get_type(unsigned char *payload);
diff --git a/code/core/timer.c b/code/core/timer.c
index 47a3b9d..0d06ba4 100644
--- a/code/core/timer.c
+++ b/code/core/timer.c
@@ -195,9 +195,9 @@ unsigned int ecp_timer_exe(ECPSocket *sock) {
                 if (_rv < 0) rv = _rv;
             }
             if (!rv) rv = ecp_timer_push(to_exec+i);
-            if (rv && (rv != ECP_ERR_CLOSED) && handler) handler(conn, mtype, NULL, rv);
+            if (rv && (rv != ECP_ERR_CLOSED) && handler) handler(conn, 0, mtype, NULL, rv);
         } else if (handler) {
-            handler(conn, mtype, NULL, ECP_ERR_TIMEOUT);
+            handler(conn, 0, mtype, NULL, ECP_ERR_TIMEOUT);
         }
 #ifdef ECP_WITH_PTHREAD
         pthread_mutex_lock(&conn->mutex);
diff --git a/code/proxy/proxy.c b/code/proxy/proxy.c
index c6bded8..6e84dc3 100644
--- a/code/proxy/proxy.c
+++ b/code/proxy/proxy.c
@@ -95,7 +95,7 @@ static ssize_t proxyf_open(ECPConnection *conn) {
     return _proxyf_send_open(conn);
 }
 
-static ssize_t proxyf_handle_open(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+static ssize_t proxyf_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     if (conn->type != ECP_CTYPE_PROXYF) return ECP_ERR;
 
     if (conn->out) {
@@ -106,7 +106,7 @@ static ssize_t proxyf_handle_open(ECPConnection *conn, unsigned char mtype, unsi
                 conn = conn_p->next;
             }
             handler = conn->sock->ctx->handler[conn->type] ? conn->sock->ctx->handler[conn->type]->msg[ECP_MTYPE_OPEN] : NULL;
-            return handler ? handler(conn, mtype, msg, size) : size;
+            return handler ? handler(conn, seq, mtype, msg, size) : size;
         }
         return 0;
     } else {
@@ -145,7 +145,7 @@ static ssize_t proxyf_handle_open(ECPConnection *conn, unsigned char mtype, unsi
     return ECP_ERR;
 }
 
-static ssize_t proxyf_handle_relay(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+static ssize_t proxyf_handle_relay(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     ECPContext *ctx = conn->sock->ctx;
     ECPConnection *conn_out = NULL;
     ECPConnProxyF *conn_p = (ECPConnProxyF *)conn;
@@ -250,14 +250,14 @@ static ssize_t proxyb_open(ECPConnection *conn) {
     return ecp_timer_send(conn, _proxyb_send_open, ECP_MTYPE_OPEN, 3, 500);
 }
 
-static ssize_t proxyb_handle_open(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+static ssize_t proxyb_handle_open(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     ssize_t rv;
     
     if (size < 0) return size;
     
     if (conn->type != ECP_CTYPE_PROXYB) return ECP_ERR;
 
-    rv = ecp_conn_handle_open(conn, mtype, msg, size);
+    rv = ecp_conn_handle_open(conn, seq, mtype, msg, size);
     if (rv < 0) return rv;
 
     if (conn->out) {
@@ -270,7 +270,7 @@ static ssize_t proxyb_handle_open(ECPConnection *conn, unsigned char mtype, unsi
     return ECP_ERR;
 }
 
-static ssize_t proxyb_handle_relay(ECPConnection *conn, unsigned char mtype, unsigned char *msg, ssize_t size) {
+static ssize_t proxyb_handle_relay(ECPConnection *conn, ecp_seq_t seq, unsigned char mtype, unsigned char *msg, ssize_t size) {
     ECPContext *ctx = conn->sock->ctx;
     unsigned char *payload = NULL;
     ssize_t rv;
diff --git a/code/test/basic.c b/code/test/basic.c
index 36dfc2e..c9f6bd5 100644
--- a/code/test/basic.c
+++ b/code/test/basic.c
@@ -20,10 +20,10 @@ ECPConnection conn;
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     uint32_t seq = 0;
     
-    ecp_conn_handle_open(conn, t, p, s);
+    ecp_conn_handle_open(conn, sq, t, p, s);
     if (s < 0) {
         printf("OPEN ERR:%ld\n", s);
         return 0;
@@ -39,12 +39,12 @@ ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ss
     return 0;
 }
 
-ssize_t handle_msg_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG C:%s size:%ld\n", p, s);
     return s;
 }
 
-ssize_t handle_msg_s(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_s(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG S:%s size:%ld\n", p, s);
 
     unsigned char payload[ECP_SIZE_PLD(1000)];
diff --git a/code/test/client.c b/code/test/client.c
index 3f33d71..6e45df4 100644
--- a/code/test/client.c
+++ b/code/test/client.c
@@ -16,10 +16,10 @@ ECPConnection conn;
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     uint32_t seq = 0;
     
-    ecp_conn_handle_open(conn, t, p, s);
+    ecp_conn_handle_open(conn, sq, t, p, s);
     if (s < 0) {
         printf("OPEN ERR:%ld\n", s);
         return 0;
@@ -35,7 +35,7 @@ ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ss
     return 0;
 }
 
-ssize_t handle_msg_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG C:%s size:%ld\n", p, s);
     return s;
 }
diff --git a/code/test/echo.c b/code/test/echo.c
index 2494868..fe17901 100644
--- a/code/test/echo.c
+++ b/code/test/echo.c
@@ -14,7 +14,7 @@ ECPConnHandler handler_s;
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_msg_s(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_s(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     ssize_t rv = ecp_send(conn, p-ECP_SIZE_MSG_HDR, ECP_SIZE_MSG_HDR+s);
 
     return s;
diff --git a/code/test/pr_client.c b/code/test/pr_client.c
index 7d0cd90..7b80d6f 100644
--- a/code/test/pr_client.c
+++ b/code/test/pr_client.c
@@ -20,10 +20,10 @@ ECPNode node_proxy[20];
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_open(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     uint32_t seq = 0;
     
-    ecp_conn_handle_open(conn, t, p, s);
+    ecp_conn_handle_open(conn, sq, t, p, s);
     if (s < 0) {
         printf("OPEN ERR:%ld\n", s);
         return 0;
@@ -41,7 +41,7 @@ ssize_t handle_open(ECPConnection *conn, unsigned char t, unsigned char *p, ssiz
     return 0;
 }
 
-ssize_t handle_msg(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG S:%s size:%ld\n", p, s);
     return s;
 }
diff --git a/code/test/pr_server.c b/code/test/pr_server.c
index 0f898ce..2fd81a6 100644
--- a/code/test/pr_server.c
+++ b/code/test/pr_server.c
@@ -18,12 +18,12 @@ ECPConnection conn;
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_open(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("OPEN RECEIVED\n");
-    return ecp_conn_handle_open(conn, t, p, s);
+    return ecp_conn_handle_open(conn, sq, t, p, s);
 }
 
-ssize_t handle_msg(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG S:%s size:%ld\n", p, s);
 
     unsigned char payload[ECP_SIZE_PLD(1000)];
diff --git a/code/test/server.c b/code/test/server.c
index a83c1c5..6851cdf 100644
--- a/code/test/server.c
+++ b/code/test/server.c
@@ -14,7 +14,7 @@ ECPConnHandler handler_s;
 #define CTYPE_TEST  0
 #define MTYPE_MSG   8
 
-ssize_t handle_msg_s(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_s(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     printf("MSG S:%s size:%ld\n", p, s);
 
     unsigned char payload[ECP_SIZE_PLD(1000)];
diff --git a/code/test/stress.c b/code/test/stress.c
index c76ebe9..42663fc 100644
--- a/code/test/stress.c
+++ b/code/test/stress.c
@@ -95,11 +95,11 @@ void *sender(ECPConnection *c) {
     }
 }
 
-ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     int idx = (int)(conn->conn_data);
     int rv = 0;
     
-    ecp_conn_handle_open(conn, t, p, s);
+    ecp_conn_handle_open(conn, sq, t, p, s);
     rv = pthread_create(&s_thd[idx], NULL, (void *(*)(void *))sender, (void *)conn);
     if (rv) {
         char msg[256];
@@ -110,7 +110,7 @@ ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ss
     return 0;
 }
 
-ssize_t handle_msg_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     int idx = (int)(conn->conn_data);
     unsigned char payload[ECP_SIZE_PLD(1000)];
 
@@ -125,7 +125,7 @@ ssize_t handle_msg_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssi
     return s;
 }
 
-ssize_t handle_msg_s(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_s(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     unsigned char payload[ECP_SIZE_PLD(1000)];
     ecp_pld_set_type(payload, MTYPE_MSG);
     ssize_t _rv = ecp_send(conn, payload, sizeof(payload));
diff --git a/code/test/voip.c b/code/test/voip.c
index 673bb8a..67e1afe 100644
--- a/code/test/voip.c
+++ b/code/test/voip.c
@@ -123,7 +123,7 @@ int a_init(void) {
 	opus_decoder_init(opus_dec, sample_rate, nchannels);
 }
 
-ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_open_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
     uint32_t seq = 0;
     
     ecp_conn_handle_open(conn, t, p, s);
@@ -137,7 +137,7 @@ ssize_t handle_open_c(ECPConnection *conn, unsigned char t, unsigned char *p, ss
     return s;
 }
 
-ssize_t handle_msg_c(ECPConnection *conn, unsigned char t, unsigned char *p, ssize_t s) {
+ssize_t handle_msg_c(ECPConnection *conn, ecp_seq_t sq, unsigned char t, unsigned char *p, ssize_t s) {
 	a_write(opus_dec, p, s, handle_plb, alsa_out_buf, alsa_frames);
     return s;
 }
diff --git a/code/util/util.c b/code/util/util.c
index e07748b..af47079 100644
--- a/code/util/util.c
+++ b/code/util/util.c
@@ -9,7 +9,7 @@ int ecp_util_key_save(ECPContext *ctx, ECPDHKey *key, char *filename) {
     int fd;
     ssize_t rv;
     
-    if((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
+    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
     rv = write(fd, ctx->cr.dh_pub_get_buf(&key->public), ECP_ECDH_SIZE_KEY);
     if (rv != ECP_ECDH_SIZE_KEY) {
         close(fd);
@@ -29,7 +29,7 @@ int ecp_util_key_load(ECPContext *ctx, ECPDHKey *key, char *filename) {
     ssize_t rv;
     unsigned char buf[ECP_ECDH_SIZE_KEY];
     
-    if((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
+    if ((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
     rv = read(fd, buf, ECP_ECDH_SIZE_KEY);
     if (rv != ECP_ECDH_SIZE_KEY) {
         close(fd);
@@ -52,7 +52,7 @@ int ecp_util_node_save(ECPContext *ctx, ECPNode *node, char *filename) {
     int fd;
     ssize_t rv;
     
-    if((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
+    if ((fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR)) < 0) return ECP_ERR;
     rv = write(fd, ctx->cr.dh_pub_get_buf(&node->public), ECP_ECDH_SIZE_KEY);
     if (rv != ECP_ECDH_SIZE_KEY) {
         close(fd);
@@ -72,7 +72,7 @@ int ecp_util_node_load(ECPContext *ctx, ECPNode *node, char *filename) {
     ssize_t rv;
     unsigned char buf[ECP_ECDH_SIZE_KEY];
     
-    if((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
+    if ((fd = open(filename, O_RDONLY)) < 0) return ECP_ERR;
     rv = read(fd, buf, ECP_ECDH_SIZE_KEY);
     if (rv != ECP_ECDH_SIZE_KEY) {
         close(fd);
-- 
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