From b34f9e30185a46a0a34a961a6bd6dea2409fbe90 Mon Sep 17 00:00:00 2001
From: PolynomialDivision <vincent@systemli.org>
Date: Fri, 5 Jan 2018 16:28:06 +0100
Subject: [PATCH] chane to tcp

---
 files/dawn.init           |  2 +-
 src/include/datastorage.h |  2 +-
 src/network/tcpsocket.c   | 23 +++++++++++++----------
 src/storage/datastorage.c | 25 +++++++++++++++++++++++--
 src/utils/ubus.c          |  6 +++---
 5 files changed, 41 insertions(+), 17 deletions(-)

diff --git a/files/dawn.init b/files/dawn.init
index f24abaa..a9db223 100755
--- a/files/dawn.init
+++ b/files/dawn.init
@@ -15,7 +15,7 @@ start_service()
 	procd_set_param command $PROG
 	procd_set_param stdout 1
 	procd_set_param stderr 1
-	procd_add_mdns "dawn" "tcp" "1025"
+	procd_add_mdns "dawn" "tcp" "1026"
 	procd_close_instance
   	echo "Dawn instance started!"
 }
\ No newline at end of file
diff --git a/src/include/datastorage.h b/src/include/datastorage.h
index dbb2819..0517ee2 100644
--- a/src/include/datastorage.h
+++ b/src/include/datastorage.h
@@ -259,6 +259,6 @@ struct network_con_s network_array[ARRAY_NETWORK_LEN];
 pthread_mutex_t tcp_array_mutex;
 int insert_to_tcp_array(struct network_con_s entry);
 int tcp_array_contains_address(struct sockaddr_in entry);
-
+void send_tcp(char* msg);
 
 #endif
\ No newline at end of file
diff --git a/src/network/tcpsocket.c b/src/network/tcpsocket.c
index 2fe2343..d016744 100644
--- a/src/network/tcpsocket.c
+++ b/src/network/tcpsocket.c
@@ -1,11 +1,8 @@
-//
-// Created by nick on 19.09.17.
-//
-
 // http://www.geeksforgeeks.org/socket-programming-in-cc-handling-multiple-clients-on-server-without-multi-threading/
 
 #include "tcpsocket.h"
 #include "datastorage.h"
+#include "ubus.h"
 
 //Example code: A simple server side code, which echos back the received message.
 //Handle multiple socket connections with select and fd_set on Linux
@@ -22,7 +19,7 @@
 
 #define TRUE   1
 #define FALSE  0
-#define PORT 1025
+#define PORT 1026
 
 void *run_tcp_socket(void *arg)
 {
@@ -167,7 +164,9 @@ void *run_tcp_socket(void *arg)
                     //set the string terminating NULL byte on the end
                     //of the data read
                     buffer[valread] = '\0';
-                    send(sd, buffer, strlen(buffer), 0);
+                    //send(sd, buffer, strlen(buffer), 0);
+                    printf("RECEIVED: %s\n", buffer);
+                    handle_network_msg(buffer);
                 }
             }
         }
@@ -186,13 +185,17 @@ int add_tcp_conncection(char* ipv4, int port){
     serv_addr.sin_addr.s_addr = inet_addr(ipv4);
     serv_addr.sin_port = htons(port);
 
-    if(tcp_array_contains_address(serv_addr))
+    print_tcp_array();
+
+    if(tcp_array_contains_address(serv_addr)) {
         return 0;
+    }
+
 
     if (connect(sockfd, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0)
     {
-        fprintf(stderr,"ERROR connecting");
-        //return 0;
+        fprintf(stderr,"ERROR connecting\n");
+        return 0;
     }
 
     struct network_con_s tmp =
@@ -203,7 +206,7 @@ int add_tcp_conncection(char* ipv4, int port){
 
     insert_to_tcp_array(tmp);
 
-    printf("NEW TCP CONNECTION!!!");
+    printf("NEW TCP CONNECTION!!! to %s:%d\n", ipv4, port);
 
     return 0;
 }
diff --git a/src/storage/datastorage.c b/src/storage/datastorage.c
index 546c29c..16260b5 100644
--- a/src/storage/datastorage.c
+++ b/src/storage/datastorage.c
@@ -1338,6 +1338,27 @@ void print_tcp_entry(struct network_con_s entry)
     printf("Conenctin to Port: %d\n", entry.sock_addr.sin_port);
 }
 
+void send_tcp(char* msg)
+{
+    printf("SENDING TCP!\n");
+    pthread_mutex_lock(&tcp_array_mutex);
+    for (int i = 0; i <= tcp_entry_last; i++) {
+        if(send(network_array[i].sockfd, msg, strlen(msg), 0) < 0)
+        {
+            printf("Removing bad TCP connection!\n");
+            for (int j = i; j < client_entry_last; j++) {
+                network_array[j] = network_array[j + 1];
+            }
+
+            if (tcp_entry_last > -1) {
+                tcp_entry_last--;
+            }
+        }
+    }
+    pthread_mutex_unlock(&tcp_array_mutex);
+}
+
+
 void print_tcp_array()
 {
     printf("--------Connections------\n");
@@ -1395,9 +1416,9 @@ int tcp_array_contains_address_help(struct sockaddr_in entry) {
         if (entry.sin_addr.s_addr == network_array[i].sock_addr.sin_addr.s_addr) {
             return 1;
         }
-        if (entry.sin_addr.s_addr > network_array[i].sock_addr.sin_addr.s_addr) {
+        /*if (entry.sin_addr.s_addr > network_array[i].sock_addr.sin_addr.s_addr) {
             return 0;
-        }
+        }*/
     }
     return 0;
 }
\ No newline at end of file
diff --git a/src/utils/ubus.c b/src/utils/ubus.c
index 48952f6..2491448 100644
--- a/src/utils/ubus.c
+++ b/src/utils/ubus.c
@@ -163,7 +163,7 @@ enum {
 };
 
 static const struct blobmsg_policy dawn_umdns_table_policy[__DAWN_UMDNS_TABLE_MAX] = {
-        [DAWN_UMDNS_TABLE] = {.name = "_dawn._udp", .type = BLOBMSG_TYPE_TABLE},
+        [DAWN_UMDNS_TABLE] = {.name = "_dawn._tcp", .type = BLOBMSG_TYPE_TABLE},
 };
 
 enum {
@@ -570,7 +570,8 @@ int send_blob_attr_via_network(struct blob_attr *msg, char* method)
 
     //blobmsg_add_blob(&b, msg);
     str = blobmsg_format_json(b_send_network.head, true);
-    send_string_enc(str);
+    //send_string_enc(str);
+    send_tcp(str);
     //free(str);
     //free(data_str);
     return 0;
@@ -586,7 +587,6 @@ static int hostapd_notify(struct ubus_context *ctx, struct ubus_object *obj,
     //TODO CHECK IF FREE IS CORREECT!
     free(str);
 
-
     // TODO: Only handle probe request and NOT assoc, ...
 
     if (strncmp(method, "probe", 5) == 0) {