Winsock. Recv с ошибкой 10053(WSAECONNABORTED)

#define WIN32_LEAN_AND_MEAN
 
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#include <stdlib.h>
#include <stdio.h>
 
 
// Need to link with Ws2_32.lib, Mswsock.lib, and Advapi32.lib
#pragma comment (lib, "Ws2_32.lib")
#pragma comment (lib, "Mswsock.lib")
#pragma comment (lib, "AdvApi32.lib")
 
 
#define DEFAULT_BUFLEN 512
#define DEFAULT_PORT "80"
 
int Send(SOCKET ConnectSocket, const char* sendbuf, char *recvbuf,  int recvbuflen);
void ParseTag(char *buf, const char *input, char *tag);
 
int __cdecl main(int argc, char **argv) 
{
    WSADATA wsaData;
    SOCKET ConnectSocket = INVALID_SOCKET;
    struct addrinfo *result = NULL,
                    *ptr = NULL,
                    hints;
    char servname[] = "109.234.156.250";
    char recvbuf[DEFAULT_BUFLEN];
    int iResult;
    int recvbuflen = DEFAULT_BUFLEN;
 
    // Инициализация Winsock
    iResult = WSAStartup(MAKEWORD(2,2), &wsaData);
    if (iResult != 0) {
        printf("WSAStartup failed with error: %d\n", iResult);
        return 1;
    }
 
    ZeroMemory( &hints, sizeof(hints) );
    hints.ai_family = AF_UNSPEC;
    hints.ai_socktype = SOCK_STREAM;
    hints.ai_protocol = IPPROTO_TCP;
 
    // Resolve the server address and port
    iResult = getaddrinfo(servname, DEFAULT_PORT, &hints, &result);
    if ( iResult != 0 ) {
        printf("getaddrinfo failed with error: %d\n", iResult);
        WSACleanup();
        return 1;
    }
 
    // Attempt to connect to an address until one succeeds
    for(ptr=result; ptr != NULL ;ptr=ptr->ai_next) {
 
        // Create a SOCKET for connecting to server
        ConnectSocket = socket(ptr->ai_family, ptr->ai_socktype, 
            ptr->ai_protocol);
        if (ConnectSocket == INVALID_SOCKET) {
            printf("socket failed with error: %ld\n", WSAGetLastError());
            WSACleanup();
            return 1;
        }
 
        // Connect to server.
        iResult = connect( ConnectSocket, ptr->ai_addr, (int)ptr->ai_addrlen);
        if (iResult == SOCKET_ERROR) {
            closesocket(ConnectSocket);
            ConnectSocket = INVALID_SOCKET;
            continue;
        }
        break;
    }
 
    freeaddrinfo(result);
 
    if (ConnectSocket == INVALID_SOCKET) {
        printf("Unable to connect to server!\n");
        WSACleanup();
        return 1;
    }
    char sendbuf[1024];//&getidea=5
    char params[256] = "key=fff&user=0&method=office&sig=8b4e54762b191639e355a80592b2f4bb";
    sprintf(sendbuf,    "POST /prison/universal.php HTTP/1.1\r\n"
                        "Host: %s\r\n"
                        "User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0\r\n"
                        "Connection: keep-alive\r\n"
                        "Content-Type: application/x-www-form-urlencoded\r\n"
                        "Content-Length: %i\r\n"
                        "\r\n%s",
                        servname, strlen(params), params);
    Send(ConnectSocket, sendbuf, recvbuf, recvbuflen);
 
    char ideas[2];
    ParseTag(ideas, recvbuf, "ideascount");
    
    sprintf(params, "key=fff&user=0&method=office&sig=8b4e54762b191639e355a80592b2f4bb&getidea=%s", ideas);
    sprintf(sendbuf,    "POST /prison/universal.php HTTP/1.1\r\n"
                        "Host: %s\r\n"
                        "User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0\r\n"
                        "Connection: keep-alive\r\n"
                        "Content-Type: application/x-www-form-urlencoded\r\n"
                        "Content-Length: %i\r\n"
                        "\r\n%s",
                        servname, strlen(params), params);
    Send(ConnectSocket, sendbuf, recvbuf, recvbuflen);
    // shutdown the connection since no more data will be sent
    iResult = shutdown(ConnectSocket, SD_SEND);
    if (iResult == SOCKET_ERROR) {
        printf("shutdown failed with error: %d\n", WSAGetLastError());
        closesocket(ConnectSocket);
        WSACleanup();
        return 1;
    }
    
    // cleanup
    closesocket(ConnectSocket);
    WSACleanup();
 
    system("pause");
    return 0;
}
int Send(SOCKET ConnectSocket, const char* sendbuf, char *recvbuf,  int recvbuflen)
{
    int iResult;
    // Send an initial buffer
    iResult = send( ConnectSocket, sendbuf, (int)strlen(sendbuf), 0 );
    if (iResult == SOCKET_ERROR) {
        printf("send failed with error: %d\n", WSAGetLastError());
        closesocket(ConnectSocket);
        WSACleanup();
        return 1;
    }
 
    printf("Bytes Sent: %ld\n", iResult);
 
    // Receive until the peer closes the connection
    char buf[2048] = {0};
    do {
        iResult = recv(ConnectSocket, recvbuf, recvbuflen, 0);
        if ( iResult > 0 ) {
            printf("Bytes received: %d\n", iResult);
            recvbuf[iResult] = '\0';
            strcat(buf, recvbuf);
 
        } else if ( iResult == 0 ) {
            printf("Connection closed\n");
            printf(buf);
        } else {
            printf("recv failed with error: %d\n", WSAGetLastError());
        }
 
        
    } while( iResult > 0 );
    recvbuf = buf;
}
void ParseTag(char *buf, const char *input, char *tag)
{
  const char *start, *end;
  char openTag[64], closeTag[64];
  sprintf_s(openTag, "<%s>", tag);
  sprintf_s(closeTag, "</%s>", tag);
  if((start = strstr(input, openTag)) != NULL)
  {
    start += strlen(openTag);
    if((end = strstr(start, closeTag)) != NULL)
    {
      if(buf != NULL)
      {
        memcpy(buf, start, (end - start));
        buf[end - start] = '\0';
      }
    }
  }
  else
  {
      buf[0] = '\0';
  }
}