client implementation added

computer_networks/lab/lab2/client.c

@@ -0,0 +1,50 @@
+/**
+ * /mnt/z/my_git/sixth-semester/computer_networks/simulation/scratch/client.c
+ * @author Avinal Kumar
+ * @since February 03, 2021
+ *
+ * LAB 2 - Computer Networks
+ * Client program to send file
+ */
+
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <stdio.h>
+#include <string.h>
+
+#define PORT 2047
+
+int main()
+{
+    int sock1;
+    sock1 = socket(AF_INET, SOCK_STREAM, 0);
+    struct sockaddr_in serv;
+
+    //struct sockaddr_in client;
+    memset(&serv, 0, sizeof(serv));
+
+    serv.sin_port = htons(PORT);
+    //printf("%x %x\n",PORT,htons(PORT));
+    serv.sin_family = AF_INET;
+    serv.sin_addr.s_addr = inet_addr("127.0.0.1");
+
+    printf("Client connecting...\n");
+    connect(sock1, (struct sockaddr *)&serv, sizeof(serv));
+    char buf[50];
+    FILE *fp = fopen("client.txt", "r");
+    printf("Preparing file...\n");
+    while (!feof(fp))
+    {
+        fread(buf, sizeof(char), 50, fp);
+        write(sock1, buf, 50);
+        //bzero(buf,sizeof(buf));
+    }
+    write(sock1, "complete", 50);
+    sleep(2);
+    printf("File Successfully sent to Server\n");
+    sleep(4);
+    fclose(fp);
+    return 0;
+}

computer_networks/lab/lab2/client.txt

@@ -0,0 +1 @@
+Data can be transferred between two computers.