TCP client lg 400

#include <SDL/SDL.h>
#include <SDL/SDL_net.h>
#include <stdlib.h>
#include<vector>
SDL_Surface *screen;
TCPsocket client;

void init_sdl(void)
{
    if (SDL_Init(SDL_INIT_VIDEO) < 0)
        exit(-1);
    atexit(SDL_Quit);
}

void init_net(void)
{
    IPaddress addr;
    if (SDLNet_Init() < 0)
    {
        printf("ERR Net: %s\n", SDLNet_GetError());
        exit(-1);
    }
   
    /*ERROR PROPABLY I use ruter to cpnect lg phone and tablet lenowo change ip to local host*/
    if (SDLNet_ResolveHost(&addr, "192.168.1.2", 1234) < 0)
    {
        printf("ERR ResolveHost: %s\n", SDLNet_GetError());
        SDLNet_Quit();
        exit(-1);
    }
    client = SDLNet_TCP_Open(&addr);
    if (client == NULL)
    {
        printf("ERR TCP_Open: %s\n", SDLNet_GetError());
        SDLNet_Quit();
        exit(-1);
    }
}

int main(void)
{
    SDL_Rect rect;
    std::vector<SDL_Rect> v1(1);
    int maxread;
    init_sdl();
    init_net();
    printf("Client-Socket ist offen\n");
//    rect = new(SDL_Rect);
    maxread = SDLNet_TCP_Recv(client, &v1[1], v1.size());;
    printf("Read = %d\n", maxread);
   

    /* zurückschicken */ printf("send back\n");
    rect.x = 81;
    rect.y = 92;
    rect.w = 100;
    rect.h = 200;
    SDLNet_TCP_Send(client, &v1[1], v1.size());   
     return 0;
}