From f24472df74bd3c88f323b3b524ad9ce2bf7c8b0a Mon Sep 17 00:00:00 2001
From: g_robert <g_robert@etud.insa-toulouse.fr>
Date: Fri, 18 Mar 2022 09:43:49 +0100
Subject: [PATCH] =?UTF-8?q?V1=20impl=C3=A9ment=C3=A9e?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 include/mictcp.h |  2 +-
 src/mictcp.c     | 44 +++++++++++++++++++++++++++++++++++---------
 2 files changed, 36 insertions(+), 10 deletions(-)

diff --git a/include/mictcp.h b/include/mictcp.h
index 36a4d38..4a87e4d 100644
--- a/include/mictcp.h
+++ b/include/mictcp.h
@@ -21,7 +21,7 @@
  */
 typedef enum protocol_state
 {
-    IDLE, CLOSED, SYN_SENT, SYN_RECEIVED, ESTABLISHED, CLOSING
+    IDLE, CLOSED, SYN_SENT, SYN_RECEIVED, CONNECTED, CLOSING
 } protocol_state;
 
 /*
diff --git a/src/mictcp.c b/src/mictcp.c
index b94107c..8afcb7c 100644
--- a/src/mictcp.c
+++ b/src/mictcp.c
@@ -5,13 +5,16 @@
  * Permet de créer un socket entre l’application et MIC-TCP
  * Retourne le descripteur du socket ou bien -1 en cas d'erreur
  */
+    mic_tcp_sock sock;
+    mic_tcp_pdu pdu;
+
 int mic_tcp_socket(start_mode sm)
 {
-   int result = -1;
+    int result=-1;
    printf("[MIC-TCP] Appel de la fonction: ");  printf(__FUNCTION__); printf("\n");
    result = initialize_components(sm); /* Appel obligatoire */
+   sock.fd=result;
    set_loss_rate(0);
-
    return result;
 }
 
@@ -21,8 +24,14 @@ int mic_tcp_socket(start_mode sm)
  */
 int mic_tcp_bind(int socket, mic_tcp_sock_addr addr)
 {
-   printf("[MIC-TCP] Appel de la fonction: ");  printf(__FUNCTION__); printf("\n");
-   return -1;
+    printf("[MIC-TCP] Appel de la fonction: ");  printf(__FUNCTION__); printf("\n");
+    if(sock.fd == socket){
+        sock.addr=addr;
+        sock.state= IDLE;
+        return 0;
+    }else {
+        return -1;
+    }     
 }
 
 /*
@@ -32,7 +41,8 @@ int mic_tcp_bind(int socket, mic_tcp_sock_addr addr)
 int mic_tcp_accept(int socket, mic_tcp_sock_addr* addr)
 {
     printf("[MIC-TCP] Appel de la fonction: ");  printf(__FUNCTION__); printf("\n");
-    return -1;
+    sock.state=CONNECTED;
+    return 0;
 }
 
 /*
@@ -42,7 +52,8 @@ int mic_tcp_accept(int socket, mic_tcp_sock_addr* addr)
 int mic_tcp_connect(int socket, mic_tcp_sock_addr addr)
 {
     printf("[MIC-TCP] Appel de la fonction: ");  printf(__FUNCTION__); printf("\n");
-    return -1;
+    sock.state=CONNECTED;
+    return 0;
 }
 
 /*
@@ -52,7 +63,16 @@ int mic_tcp_connect(int socket, mic_tcp_sock_addr addr)
 int mic_tcp_send (int mic_sock, char* mesg, int mesg_size)
 {
     printf("[MIC-TCP] Appel de la fonction: "); printf(__FUNCTION__); printf("\n");
-    return -1;
+    
+    pdu.header.syn = 0;
+    pdu.header.ack = 0;
+    pdu.header.fin = 0;
+     
+    pdu.payload.data = mesg;
+    pdu.payload.size=mesg_size;
+
+
+    return IP_send(pdu,sock.addr);
 }
 
 /*
@@ -64,7 +84,9 @@ int mic_tcp_send (int mic_sock, char* mesg, int mesg_size)
 int mic_tcp_recv (int socket, char* mesg, int max_mesg_size)
 {
     printf("[MIC-TCP] Appel de la fonction: "); printf(__FUNCTION__); printf("\n");
-    return -1;
+    pdu.payload.data=mesg;
+    pdu.payload.size=max_mesg_size;
+    return app_buffer_get(pdu.payload);
 }
 
 /*
@@ -75,7 +97,8 @@ int mic_tcp_recv (int socket, char* mesg, int max_mesg_size)
 int mic_tcp_close (int socket)
 {
     printf("[MIC-TCP] Appel de la fonction :  "); printf(__FUNCTION__); printf("\n");
-    return -1;
+    sock.state=CLOSED;
+    return 0;
 }
 
 /*
@@ -87,4 +110,7 @@ int mic_tcp_close (int socket)
 void process_received_PDU(mic_tcp_pdu pdu, mic_tcp_sock_addr addr)
 {
     printf("[MIC-TCP] Appel de la fonction: "); printf(__FUNCTION__); printf("\n");
+    return app_buffer_put(pdu.payload);
+
+
 }