generated from zhangwei/Train_Identify
90 lines
2.1 KiB
C++
90 lines
2.1 KiB
C++
#include "myhttp.h"
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namespace ai_matrix
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{
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MyHttp *MyHttp::ins = nullptr;
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MyHttp::GarbageCollector MyHttp::gc;
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std::mutex MyHttp::mx;
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MyHttp *MyHttp::getins()
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{
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//双层锁，确保线程安全
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if (ins == nullptr)
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{
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std::lock_guard<std::mutex> guard(mx); //防止异常发生不能解锁
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if (ins == nullptr)
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{
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ins = new MyHttp();
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}
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}
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return ins;
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}
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std::string MyHttp::socketHttp(std::string host, std::string request)
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{
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int sockfd;
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struct sockaddr_in address;
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struct hostent *server;
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sockfd = socket(AF_INET, SOCK_STREAM, 0);
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address.sin_family = AF_INET;
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address.sin_port = htons(8100);
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server = gethostbyname(host.c_str());
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memcpy((char *)&address.sin_addr.s_addr, (char*)server->h_addr, server->h_length);
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if (-1 == connect(sockfd, (struct sockaddr *)&address, sizeof(address))) {
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return "";
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}
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write(sockfd, request.c_str(), request.size());
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char buf[1024 * 1024] = { 0 };
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int offset = 0;
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int rc;
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while (rc = read(sockfd, buf + offset, 1024))
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{
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offset += rc;
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}
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close(sockfd);
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buf[offset] = 0;
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return buf;
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}
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std::string MyHttp::postData(std::string host, std::string path, std::string post_content)
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{
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//POST请求方式
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std::stringstream stream;
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stream << "POST " << path;
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stream << " HTTP/1.0\r\n";
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stream << "Host: " << host << "\r\n";
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stream << "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3\r\n";
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stream << "Content-Type:application/x-www-form-urlencoded\r\n";
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stream << "Content-Length:" << post_content.length() << "\r\n";
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stream << "Connection:close\r\n\r\n";
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stream << post_content.c_str();
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return socketHttp(host, stream.str());
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}
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std::string MyHttp::getData(std::string host, std::string path, std::string get_content)
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{
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//GET请求方式
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std::stringstream stream;
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stream << "GET " << path << "?" << get_content;
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stream << " HTTP/1.0\r\n";
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stream << "Host: " << host << "\r\n";
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stream << "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3\r\n";
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stream << "Connection:close\r\n\r\n";
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return socketHttp(host, stream.str());
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}
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} |