From 1a212543330d82e745e108033ebe6463209623c7 Mon Sep 17 00:00:00 2001
From: Vinicius Silva <viniciusfrancisco@pucminas.br>
Date: Tue, 5 Sep 2023 17:54:21 -0300
Subject: [PATCH] Makefile automate run created

---
 .vscode/settings.json |   4 ++-
 client                | Bin 17240 -> 0 bytes
 client.c              |  72 +++++++++++++++++++++++++-----------------
 makefile              |  18 +++++++++++
 server                | Bin 17104 -> 0 bytes
 server.c              |  62 +++++++++++++++++++++---------------
 6 files changed, 100 insertions(+), 56 deletions(-)
 delete mode 100755 client
 create mode 100644 makefile
 delete mode 100755 server

diff --git a/.vscode/settings.json b/.vscode/settings.json
index a0aef3b..d4dcb35 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,6 +1,8 @@
 {
     "files.associations": {
         "unistd.h": "c",
-        "stdio.h": "c"
+        "stdio.h": "c",
+        "in.h": "c",
+        "time.h": "c"
     }
 }
\ No newline at end of file
diff --git a/client b/client
deleted file mode 100755
index fa20f624a3f6826baa535a1dd3432725d99e9d6b..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 17240
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diff --git a/client.c b/client.c
index 4801f5c..92a318f 100644
--- a/client.c
+++ b/client.c
@@ -7,19 +7,16 @@
 #include <arpa/inet.h>
 #include <netinet/in.h>
 
-
 #define TRUE               1
 #define FALSE              0
 #define HOST_IP            "127.0.0.1"   // IPV4 loopback address
-#define SERVER_PORT        8077         // Server port
-#define BUFFER_SIZE        8192        // Default size (64bytes) to (8Kbytes)
+#define SERVER_PORT        8179         // Server port
 #define PORT_USED_CODE     256
 #define SOCKET_ERROR_CODE  -1         // Socket create, Connection server, Receive buffer to server code error
 #define SYSTEM_EXIT_FAILED  1        // Operating System program error response 
 #define SYSTEM_EXIT_SUCCESS 0       // Operating System program success response
 
-
-char sended_buffer[BUFFER_SIZE];
+#define KB 1024
 
 typedef struct sockaddr_in socket_address;
 
@@ -68,11 +65,6 @@ void connect_to_server(int client_socket, socket_address server_address)
     }
 }
 
-void init_buffer()
-{
-    memset(&sended_buffer, '0', BUFFER_SIZE);
-}
-
 int is_server_down()
 {   
     char* full_command = (char*)malloc(1000*sizeof(char));
@@ -90,11 +82,11 @@ int is_server_down()
     system(full_command) == PORT_USED_CODE ? FALSE : TRUE;
 }
 
-int receive_buffer(int client_socket)
+int receive_buffer(int client_socket, int buffer_size)
 {
     if(!is_server_down())
     {
-        char received_buffer[BUFFER_SIZE]; // Buffer will be send by server to client
+        char received_buffer[buffer_size]; // Buffer will be send by server to client
         int bytes_read = recv(client_socket, received_buffer, sizeof(received_buffer), 0);
 
         if(bytes_read == SOCKET_ERROR_CODE)
@@ -104,8 +96,18 @@ int receive_buffer(int client_socket)
         }else
         {
             received_buffer[bytes_read] = '\0'; // Buffer string finalized with '\0',
-            printf("Receiving [PONG] %f KB\n", ((float)BUFFER_SIZE/(float)1024));
-            printf("\nServer message received successfully!\n");
+            
+            float size_in_kb = ((float)buffer_size/(float)KB);
+    
+            if(buffer_size >= KB){
+                printf("[CLIENT] - Receive [PONG] %dKB", (buffer_size/KB));
+            }else{
+                
+                printf("[CLIENT] - Receive [PONG] %fKB", ((float)buffer_size/(float)KB));
+            }
+
+            printf("\n[CLIENT] - Server message received successfully!\n\n");
+
         }
     }else{
         printf("Server is down!");
@@ -113,18 +115,19 @@ int receive_buffer(int client_socket)
     }
 }
 
-void send_buffer(int client_socket)
+void send_buffer(int client_socket, char sended_buffer[], int buffer_size)
 {
-    clock_t init_time, end_time, total_time;
-    init_buffer(sended_buffer);
-
-
-    printf("Sending [PING] %f KB\n", ((float)BUFFER_SIZE/(float)1024));
     
-
-   
+    float size_in_kb = ((float)buffer_size/(float)KB);
+    
+    if(buffer_size >= KB){
+        printf("[CLIENT] - Sending [PING] %dKB\n\n", (buffer_size/KB));
+    }else{
+        printf("[CLIENT] - Sending [PING] %fKB\n\n", ((float)buffer_size/(float)KB));
+    }
+    
     send(client_socket, sended_buffer, strlen(sended_buffer), 0);
-    receive_buffer(client_socket);
+    receive_buffer(client_socket, buffer_size);
 
 }
 
@@ -134,7 +137,7 @@ void controlc_handler()
     exit(SYSTEM_EXIT_SUCCESS);
 }
 
-void socket_listen(int client_socket)
+void socket_listen(int client_socket, char sended_buffer[], int buffer_size)
 {
 
     if(signal(SIGINT, controlc_handler) == SIG_ERR)
@@ -143,27 +146,38 @@ void socket_listen(int client_socket)
         exit(SYSTEM_EXIT_FAILED);
     }
 
-    send_buffer(client_socket);
+    send_buffer(client_socket, sended_buffer, buffer_size);
    
 }
 
-int main(void)
+int main(int argc, char** argv)
 {
-    
+
+    int buffer_size = (int)atoi(argv[1]);
+
+    char sended_buffer[buffer_size];
+    memset(&sended_buffer, '0', buffer_size);
+
     int client_socket  = init_socket();
     
     socket_address server_address;
     server_address = config_server_address();
 
+    printf("\n==================================================================\n");
+    printf("                           PING PONG PROGRAM                       \n");
+    printf("==================================================================\n\n");
+
     connect_to_server(client_socket, server_address);
 
     clock_t start = clock();
-    socket_listen(client_socket);
+    socket_listen(client_socket, sended_buffer, buffer_size);
     clock_t end = clock();
 
     double elapsed_time_ms = (double)(end - start) * 1000.0 / CLOCKS_PER_SEC;
 
-    printf("Time: %.2f ms\n", elapsed_time_ms);
+    printf("Time: %.2f ms\n\n", elapsed_time_ms);
+
+    printf("==================================================================\n");
 
 
     return SYSTEM_EXIT_SUCCESS;
diff --git a/makefile b/makefile
new file mode 100644
index 0000000..e55a264
--- /dev/null
+++ b/makefile
@@ -0,0 +1,18 @@
+CC=gcc
+
+all:
+	@$(CC) client.c -o client
+	@$(CC) server.c -o server
+	@./server $(buffer_size)&
+	@./client $(buffer_size)
+
+clean:
+	@rm server client
+
+run_client:
+	@$(CC) client.c -o client
+	@./client $(buffer_size)&
+
+run_server:
+	@$(CC) server.c -o server
+	@./server $(buffer_size)&
\ No newline at end of file
diff --git a/server b/server
deleted file mode 100755
index c12b2d3ee3aa3ac0e2a1c2318b3d8a17676f62e9..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/server.c b/server.c
index 920d7de..382efd3 100644
--- a/server.c
+++ b/server.c
@@ -6,10 +6,10 @@
 #include <netinet/in.h>
 #include <arpa/inet.h>
 
+#define FALSE              0
 #define TRUE               1
 #define HOST_IP            "127.0.0.1"    // IPV4 loopback address
-#define SERVER_PORT        8077          // Server port
-#define BUFFER_SIZE        8192         // Default size (64bytes) to (8Kbytes)
+#define SERVER_PORT        8179          // Server port
 #define MAX_CONNECTIONS     2          // Num max client connected simultaneously 
 #define SOCKET_ERROR_CODE  -1         // Socket create, Connection server, Receive buffer to server code error
 #define SYSTEM_EXIT_FAILED  1        // Operating System program error response 
@@ -17,8 +17,6 @@
 
 typedef struct sockaddr_in socket_address;
 
-char buffer[BUFFER_SIZE];
-
 int create_socket()
 {
     int server_socket;
@@ -72,32 +70,39 @@ int accept_connection(int client_socket, int server_socket, socket_address clien
         exit(SYSTEM_EXIT_FAILED);
  
     }else{
-        printf("Client connected: %s:%d\n", inet_ntoa(client_address.sin_addr), ntohs(client_address.sin_port));
+        printf("[SERVER] - Client connected: %s:%d\n", inet_ntoa(client_address.sin_addr), ntohs(client_address.sin_port));
         return client_socket;
     }
 
 }
 
-void send_buffer(int client_socket)
+void send_buffer(int client_socket, char buffer[])
 {
     
-    printf("Sending [PONG]\n");
+    printf("\n[SERVER] - Sending [PONG]\n\n");
     send(client_socket, buffer, strlen(buffer), 0);
 }
 
 
-void receive_buffer(int client_socket)
+void receive_buffer(int client_socket, char buffer[], int buffer_size)
 {
     int bytes_read;
+    int lock = FALSE;
 
-    printf("Receiving [PING]\n");
+    char received_buffer[buffer_size];
 
-    while((bytes_read = recv(client_socket, buffer, sizeof(buffer), 0)) > 0)
+    printf("[SERVER] - Receiving [PING]\n");
+
+    while((bytes_read = recv(client_socket, received_buffer, sizeof(received_buffer), 0)) > 0)
     {
-        buffer[bytes_read] = '\0';
-        printf("Client message received successfully!\n");
+        if(!lock){
 
-        send_buffer(client_socket);
+            lock = TRUE;
+            received_buffer[bytes_read] = '\0';
+            printf("[SERVER] - Client message received successfully!");
+
+            send_buffer(client_socket, received_buffer);
+        }
     }
 
     
@@ -110,7 +115,7 @@ void controlc_handler()
 }
 
 
-void server_listen(int client_socket, int server_socket, socket_address client_address, socklen_t client_addr_len)
+void server_listen(int client_socket, int server_socket, socket_address client_address, socklen_t client_addr_len, char buffer[], int buffer_size)
 {
     
     if (listen(server_socket, MAX_CONNECTIONS) == SOCKET_ERROR_CODE)
@@ -120,25 +125,30 @@ void server_listen(int client_socket, int server_socket, socket_address client_a
         exit(SYSTEM_EXIT_FAILED);
     }
 
-    printf("Server TCP listening on port %d...\n", SERVER_PORT);
+    printf("[SERVER] - Server TCP listening on port %d...\n", SERVER_PORT);
 
-    if(signal(SIGINT, controlc_handler) == SIG_ERR)
-    {
-        perror("Signal create error!");
-        exit(SYSTEM_EXIT_FAILED);
-    }
+    //if(signal(SIGINT, controlc_handler) == SIG_ERR)
+    //{
+    //    perror("Signal create error!");
+    //    exit(SYSTEM_EXIT_FAILED);
+    //}
     
-    while(TRUE)
-    {
+    //while(TRUE)
+    //{
         client_socket = accept_connection(client_socket, server_socket, client_address, client_addr_len);
         
-        receive_buffer(client_socket);
-    }
+        receive_buffer(client_socket, buffer, buffer_size);
+    //}
     
 }
 
-int main(void)
+int main(int argc, char** argv)
 {
+
+    int buffer_size = (int)atoi(argv[1]);
+
+    char buffer[buffer_size];
+
     int server_socket, client_socket;
 
     server_socket = create_socket();
@@ -150,5 +160,5 @@ int main(void)
 
     bind_server(server_socket, server_address);
     
-    server_listen(client_socket, server_socket, client_address, client_addr_len);
+    server_listen(client_socket, server_socket, client_address, client_addr_len, buffer, buffer_size);
 }