// client_nagle_burst.c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>

#define PORT 5000

int main() {
    int sock = 0;
    struct sockaddr_in serv_addr;

    if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
        perror("Socket creation error");
        return -1;
    }

    serv_addr.sin_family = AF_INET;
    serv_addr.sin_port = htons(PORT);

    if (inet_pton(AF_INET, "192.168.2.1", &serv_addr.sin_addr) <= 0) {
        perror("Invalid address/Address not supported");
        return -1;
    }

    if (connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0) {
        perror("Connection Failed");
        return -1;
    }

    // 🔹 Send multiple small messages quickly without sleeping
    for (int i = 0; i < 10; i++) {
        char msg[32];
        sprintf(msg, "Msg%d", i);
        send(sock, msg, strlen(msg), 0);
        printf("Sent: %s\n", msg);
    }

    // Wait to receive ACKs (optional, just to keep connection alive)
    char buffer[1024];
    for (int i = 0; i < 10; i++) {
        int valread = read(sock, buffer, sizeof(buffer));
        if (valread > 0) {
            buffer[valread] = '\0';
            printf("Server reply: %s\n", buffer);
        }
    }

    close(sock);
    return 0;
}