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| 1 | #ifndef WIN32_LEAN_AND_MEAN | |
| 2 | #define WIN32_LEAN_AND_MEAN | |
| 3 | #endif | |
| 4 | ||
| 5 | #include <iostream> | |
| 6 | #include <fstream> | |
| 7 | #include <Windows.h> | |
| 8 | ||
| 9 | #include <WinSock2.h> | |
| 10 | #include <WS2tcpip.h> | |
| 11 | #include <iphlpapi.h> | |
| 12 | #include <stdio.h> | |
| 13 | ||
| 14 | using namespace std; | |
| 15 | ||
| 16 | #pragma comment(lib, "Ws2_32.lib") | |
| 17 | ||
| 18 | ||
| 19 | #define PORT_NUMBER 1337 | |
| 20 | ||
| 21 | #define SERVER_ADDRESS "localhost" | |
| 22 | #define BUFFER_LENGTH 500 | |
| 23 | ||
| 24 | int ShowError(); | |
| 25 | ||
| 26 | int main() | |
| 27 | {
| |
| 28 | ||
| 29 | WSADATA wsaData; | |
| 30 | ||
| 31 | int Result; | |
| 32 | ||
| 33 | Result = WSAStartup(MAKEWORD(2, 2), &wsaData); | |
| 34 | ||
| 35 | if (Result != 0) | |
| 36 | {
| |
| 37 | WSACleanup(); | |
| 38 | return ShowError(); | |
| 39 | } | |
| 40 | ||
| 41 | SOCKET ClientSocket = INVALID_SOCKET; | |
| 42 | ||
| 43 | ClientSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); | |
| 44 | ||
| 45 | if (ClientSocket == INVALID_SOCKET) | |
| 46 | {
| |
| 47 | WSACleanup(); | |
| 48 | return ShowError(); | |
| 49 | } | |
| 50 | ||
| 51 | struct hostent* host; | |
| 52 | ||
| 53 | host = gethostbyname(SERVER_ADDRESS); | |
| 54 | ||
| 55 | if (host == 0) | |
| 56 | {
| |
| 57 | WSACleanup(); | |
| 58 | return ShowError(); | |
| 59 | } | |
| 60 | ||
| 61 | SOCKADDR_IN SockAddr; | |
| 62 | ||
| 63 | SockAddr.sin_family = AF_INET; | |
| 64 | SockAddr.sin_port = htons(PORT_NUMBER); | |
| 65 | ||
| 66 | unsigned long* address = (unsigned long*)host->h_addr; | |
| 67 | ||
| 68 | SockAddr.sin_addr.s_addr = *address; | |
| 69 | ||
| 70 | ||
| 71 | ||
| 72 | Result = connect(ClientSocket, (SOCKADDR*)&SockAddr, sizeof(SockAddr)); | |
| 73 | ||
| 74 | if (Result == SOCKET_ERROR) | |
| 75 | {
| |
| 76 | WSACleanup(); | |
| 77 | return ShowError(); | |
| 78 | } | |
| 79 | ||
| 80 | ||
| 81 | char ReceiveBuffer[BUFFER_LENGTH]; | |
| 82 | memset(ReceiveBuffer, 0, BUFFER_LENGTH-1); | |
| 83 | ||
| 84 | int length = BUFFER_LENGTH; | |
| 85 | ||
| 86 | int bReceived = 0; //bytes received | |
| 87 | ||
| 88 | do | |
| 89 | {
| |
| 90 | bReceived = recv(ClientSocket, ReceiveBuffer, length, 0); | |
| 91 | ||
| 92 | if (bReceived > 0) | |
| 93 | {
| |
| 94 | printf("\n\nBytes Received: %d\n", bReceived);
| |
| 95 | printf("Received Buffer: %s\n", ReceiveBuffer);
| |
| 96 | } | |
| 97 | ||
| 98 | } while (bReceived > 0); | |
| 99 | ||
| 100 | ||
| 101 | printf("Closing connection...\n\n");
| |
| 102 | ||
| 103 | shutdown(ClientSocket, SD_SEND); | |
| 104 | ||
| 105 | closesocket(ClientSocket); | |
| 106 | ||
| 107 | WSACleanup(); | |
| 108 | ||
| 109 | system("PAUSE > NUL");
| |
| 110 | ||
| 111 | return 0; | |
| 112 | } | |
| 113 | ||
| 114 | ||
| 115 | int ShowError() | |
| 116 | {
| |
| 117 | MessageBox(NULL, "An error occured.", 0, 0); | |
| 118 | return 1; | |
| 119 | } |
