90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <chrono>
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#include <cstdio>
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#include <fstream>
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#include <iostream>
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#include <thread>
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constexpr int BUFFER_SIZE = 4096;
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int main(int argc, char** argv)
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{
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if (argc == 1) {
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std::cout << "Need Param, Example: send 127.0.0.1 9696 E:\\2.bmp\n";
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return 0;
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}
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// 初始化Winsock
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WSADATA wsaData;
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if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
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std::cerr << "Failed to initialize Winsock." << std::endl;
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return 1;
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}
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// 创建套接字
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SOCKET clientSocket = socket(AF_INET, SOCK_STREAM, 0);
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if (clientSocket == INVALID_SOCKET) {
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std::cerr << "Failed to create socket." << std::endl;
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WSACleanup();
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return 1;
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}
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// 设置服务器地址
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sockaddr_in serverAddress{};
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serverAddress.sin_family = AF_INET;
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serverAddress.sin_port = htons(std::stoi(std::string(argv[2])));
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if (inet_pton(AF_INET, argv[1], &(serverAddress.sin_addr)) <= 0) {
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std::cerr << "Invalid server address." << std::endl;
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closesocket(clientSocket);
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WSACleanup();
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return 1;
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}
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// 连接到服务器
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if (connect(clientSocket, reinterpret_cast<sockaddr*>(&serverAddress),
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sizeof(serverAddress)) == SOCKET_ERROR) {
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std::cerr << "Failed to connect to server." << std::endl;
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closesocket(clientSocket);
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WSACleanup();
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return 1;
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}
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// 打开要发送的文件
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FILE* file = std::fopen(argv[3], "rb");
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if (!file) {
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std::cerr << "Failed to open file : " << argv[3] << std::endl;
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closesocket(clientSocket);
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WSACleanup();
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return 1;
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}
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int Second = 3;
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std::cout << Second << " Second after to start send .....\n";
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std::this_thread::sleep_for(std::chrono::milliseconds(Second * 1000));
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// 读取文件内容并发送到服务器
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size_t allLen = 0;
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char buffer[BUFFER_SIZE];
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while (!std::feof(file)) {
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int nSize = std::fread(buffer, sizeof(char), BUFFER_SIZE, file);
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if (nSize > 0) {
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allLen += nSize;
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if (send(clientSocket, buffer, nSize, 0) == SOCKET_ERROR) {
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std::cerr << "Failed to send data to server." << std::endl;
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break;
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}
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std::cout << "already send Size = " << allLen << "\n";
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}
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}
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// 关闭套接字和文件
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std::fclose(file);
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closesocket(clientSocket);
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WSACleanup();
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std::cout << "Send Done, Size = " << allLen << std::endl;
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return 0;
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}
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