1. \u67b6\u6784\u8bbe\u8ba1<\/h4>\n\n- \u670d\u52a1\u7aef：\u8d1f\u8d23\u52a0\u8f7d\u5b57\u5178\u6587\u4ef6\u5230\u5185\u5b58\u3001\u76d1\u542c\u56fa\u5b9a\u7aef\u53e3\u3001\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u5355\u8bcd\u8bf7\u6c42\u3001\u67e5\u8be2\u5b57\u5178\u5e76\u8fd4\u56de\u91ca\u4e49<\/li>\n
- \u5ba2\u6237\u7aef：\u8d1f\u8d23\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u82f1\u6587\u5355\u8bcd\u3001\u53d1\u9001\u5230\u670d\u52a1\u7aef\u3001\u63a5\u6536\u670d\u52a1\u7aef\u8fd4\u56de\u7684\u4e2d\u6587\u91ca\u4e49\u5e76\u6253\u5370<\/li>\n
- \u901a\u4fe1\u534f\u8bae：UDP（\u65e0\u8fde\u63a5，\u65e0\u9700\u7ef4\u62a4\u5ba2\u6237\u7aef\u72b6\u6001，\u670d\u52a1\u7aef\u53ef\u540c\u65f6\u54cd\u5e94\u591a\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42）<\/li>\n<\/ul>\n
2. \u6838\u5fc3\u529f\u80fd\u6a21\u5757<\/h4>\n\u670d\u52a1\u7aef\u6a21\u5757<\/h5>\n
- Socket \u901a\u4fe1\u6a21\u5757：\u57fa\u4e8e UDP Socket \u5b9e\u73b0，\u5305\u542b\u521b\u5efa\u3001\u7ed1\u5b9a\u3001\u63a5\u6536\u3001\u53d1\u9001\u63a5\u53e3<\/li>\n
- \u5b57\u5178\u52a0\u8f7d\u6a21\u5757：\u4ece\u672c\u5730\u5b57\u5178\u6587\u4ef6（txt）\u8bfb\u53d6\u82f1\u6587\u5355\u8bcd – \u4e2d\u6587\u91ca\u4e49\u6620\u5c04，\u5b58\u50a8\u5230\u54c8\u5e0c\u8868（unordered_map），\u63d0\u9ad8\u67e5\u8be2\u6548\u7387<\/li>\n
- \u4e1a\u52a1\u5904\u7406\u6a21\u5757：\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u5b9e\u73b0，\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u5355\u8bcd\u8bf7\u6c42，\u67e5\u8be2\u54c8\u5e0c\u8868\u5e76\u751f\u6210\u54cd\u5e94\u7ed3\u679c<\/li>\n
- \u4e3b\u903b\u8f91\u6a21\u5757：\u521d\u59cb\u5316 Socket\u3001\u52a0\u8f7d\u5b57\u5178\u3001\u8fdb\u5165\u5faa\u73af\u63a5\u6536\u8bf7\u6c42，\u8c03\u7528\u4e1a\u52a1\u5904\u7406\u6a21\u5757\u5e76\u8fd4\u56de\u54cd\u5e94<\/li>\n
\u5ba2\u6237\u7aef\u6a21\u5757<\/h5>\n
- Socket \u901a\u4fe1\u6a21\u5757：\u57fa\u4e8e UDP Socket \u5b9e\u73b0，\u521b\u5efa Socket\u3001\u53d1\u9001\u5355\u8bcd\u8bf7\u6c42\u3001\u63a5\u6536\u670d\u52a1\u7aef\u54cd\u5e94<\/li>\n
- \u7528\u6237\u4ea4\u4e92\u6a21\u5757：\u83b7\u53d6\u7528\u6237\u4ece\u6807\u51c6\u8f93\u5165\u7684\u82f1\u6587\u5355\u8bcd，\u6253\u5370\u670d\u52a1\u7aef\u8fd4\u56de\u7684\u4e2d\u6587\u91ca\u4e49<\/li>\n
- \u4e3b\u903b\u8f91\u6a21\u5757：\u521d\u59cb\u5316 Socket\u3001\u5faa\u73af\u5904\u7406\u7528\u6237\u8f93\u5165\u3001\u4e0e\u670d\u52a1\u7aef\u901a\u4fe1<\/li>\n
3. \u5b57\u5178\u6587\u4ef6\u8bbe\u8ba1<\/h4>\n
\u5b57\u5178\u6587\u4ef6\u91c7\u7528txt \u683c\u5f0f，\u6bcf\u884c\u4e00\u4e2a\u952e\u503c\u5bf9，\u683c\u5f0f\u4e3a\u82f1\u6587\u5355\u8bcd: \u4e2d\u6587\u91ca\u4e49（\u5192\u53f7\u540e\u52a0\u7a7a\u683c，\u4f5c\u4e3a\u5206\u9694\u7b26），\u793a\u4f8b（dict.txt）：<\/p>\n
apple: \u82f9\u679c
\nbanana: \u9999\u8549
\ncat: \u732b
\ndog: \u72d7
\nbook: \u4e66
\nhappy: \u5feb\u4e50\u7684
\nsad: \u60b2\u4f24\u7684
\nhello: \u4f60\u597d
\nworld: \u4e16\u754c
\nUnknown: \u672a\u67e5\u5230<\/p>\n
\u4e09\u3001\u6838\u5fc3\u6280\u672f\u70b9\u89e3\u6790<\/h3>\n1. \u5b57\u5178\u52a0\u8f7d\u4e0e\u67e5\u8be2 \u2014\u2014 \u54c8\u5e0c\u8868（unordered_map）<\/h4>\n
\u4e3a\u4e86\u63d0\u9ad8\u5355\u8bcd\u67e5\u8be2\u6548\u7387，\u670d\u52a1\u7aef\u5c06\u5b57\u5178\u6587\u4ef6\u7684\u5185\u5bb9\u52a0\u8f7d\u5230C++STL \u7684 unordered_map\u4e2d，key\u4e3a\u82f1\u6587\u5355\u8bcd（string），value\u4e3a\u4e2d\u6587\u91ca\u4e49（string），\u67e5\u8be2\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O (1)\u3002<\/p>\n
\u6838\u5fc3\u6b65\u9aa4：<\/p>\n
- \u6253\u5f00\u5b57\u5178\u6587\u4ef6（ifstream）<\/li>\n
- \u9010\u884c\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9，\u901a\u8fc7\u5206\u9694\u7b26: \u5206\u5272\u4e3a\u5355\u8bcd\u548c\u91ca\u4e49<\/li>\n
- \u5c06\u952e\u503c\u5bf9\u63d2\u5165\u5230 unordered_map \u4e2d<\/li>\n
- \u63d0\u4f9b\u67e5\u8be2\u63a5\u53e3，\u6839\u636e\u5355\u8bcd\u8fd4\u56de\u91ca\u4e49，\u4e0d\u5b58\u5728\u5219\u8fd4\u56de \u201c\u672a\u67e5\u5230\u201d<\/li>\n
2. \u4ee3\u7801\u5c01\u88c5\u601d\u60f3 \u2014\u2014 \u7c7b\u7684\u5c01\u88c5<\/h4>\n
\u5c06\u91cd\u590d\u7684\u529f\u80fd\u5c01\u88c5\u4e3a\u7c7b，\u63d0\u9ad8\u4ee3\u7801\u7684\u590d\u7528\u6027\u548c\u53ef\u7ef4\u62a4\u6027，\u672c\u6b21\u9879\u76ee\u4e3b\u8981\u5c01\u88c5\u4e24\u4e2a\u7c7b：<\/p>\n
\n- Dict \u7c7b：\u5c01\u88c5\u5b57\u5178\u7684\u52a0\u8f7d\u548c\u67e5\u8be2\u529f\u80fd，\u5bf9\u5916\u63d0\u4f9bTranslate()\u63a5\u53e3<\/li>\n
- UdpServer \u7c7b：\u5c01\u88c5 UDP Socket \u670d\u52a1\u7aef\u7684\u6838\u5fc3\u63a5\u53e3（\u521b\u5efa\u3001\u7ed1\u5b9a\u3001\u542f\u52a8），\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u89e3\u8026 \u201c\u7f51\u7edc\u901a\u4fe1\u201d \u548c \u201c\u4e1a\u52a1\u5904\u7406\u201d<\/li>\n<\/ul>\n
3. \u56de\u8c03\u51fd\u6570\u89e3\u8026 \u2014\u2014function<void (const string&, string*)><\/h4>\n
\u670d\u52a1\u7aef\u7684\u6838\u5fc3\u662f \u201c\u7f51\u7edc\u901a\u4fe1\u201d \u548c \u201c\u4e1a\u52a1\u5904\u7406\u201d，\u4e3a\u4e86\u8ba9 UdpServer \u7c7b\u66f4\u901a\u7528（\u53ef\u9002\u914d\u4e0d\u540c\u4e1a\u52a1），\u91c7\u7528C++11 \u7684 function \u56de\u8c03\u51fd\u6570\u5c06\u4e1a\u52a1\u5904\u7406\u903b\u8f91\u4f20\u9012\u7ed9 UdpServer \u7c7b，\u5b9e\u73b0\u7f51\u7edc\u5c42\u4e0e\u4e1a\u52a1\u5c42\u7684\u89e3\u8026<\/p>\n
\u5373 UdpServer \u7c7b\u53ea\u8d1f\u8d23\u7f51\u7edc\u901a\u4fe1（\u63a5\u6536\u8bf7\u6c42\u3001\u53d1\u9001\u54cd\u5e94），\u4e0d\u5173\u5fc3\u5177\u4f53\u7684\u4e1a\u52a1\u5904\u7406，\u4e1a\u52a1\u5904\u7406\u7531\u5916\u90e8\u7684\u56de\u8c03\u51fd\u6570\u5b9e\u73b0（\u672c\u6b21\u4e3a\u5b57\u5178\u67e5\u8be2）<\/p>\n
\u56db\u3001\u5b8c\u6574\u4ee3\u7801\u5b9e\u73b0（C++）<\/h3>\n1. \u5b57\u5178\u6587\u4ef6（dict.txt）<\/h4>\n
\u521b\u5efa\u4e0a\u8ff0\u683c\u5f0f\u7684 dict.txt，\u4e0e\u670d\u52a1\u7aef\u53ef\u6267\u884c\u6587\u4ef6\u653e\u5728\u540c\u4e00\u76ee\u5f55\u4e0b<\/p>\n
2. \u670d\u52a1\u7aef\u4ee3\u7801（dict_server.cpp）<\/h4>\n
\u6574\u5408 Dict \u7c7b\u548c UdpServer \u7c7b，\u5b9e\u73b0\u6838\u5fc3\u529f\u80fd：<\/p>\n
#include <iostream>
\n#include <string>
\n#include <cstring>
\n#include <unistd.h>
\n#include <sys\/types.h>
\n#include <sys\/socket.h>
\n#include <netinet\/in.h>
\n#include <arpa\/inet.h>
\n#include <fstream>
\n#include <unordered_map>
\n#include <functional>
\n#include <cstdlib>
\n#include <cerrno><\/p>\n
using namespace std;<\/p>\n
\/\/ \u5168\u5c40\u5e38\u91cf
\nconst uint16_t DEFAULT_PORT = 8888;
\nconst int DEFAULT_BUFF_SIZE = 1024;
\nconst string DICT_PATH = ".\/dict.txt";
\nconst string SEP = ": ";
\nconst string UNKNOWN = "\u672a\u67e5\u5230";<\/p>\n
\/\/ \u5b57\u5178\u7c7b：\u5c01\u88c5\u52a0\u8f7d\u548c\u67e5\u8be2\u529f\u80fd
\nclass Dict {
\nprivate:
\n unordered_map<string, string> _dict; \/\/ \u5b58\u50a8\u5355\u8bcd-\u91ca\u4e49\u6620\u5c04<\/p>\n
\/\/ \u52a0\u8f7d\u5b57\u5178\u6587\u4ef6\u5230\u54c8\u5e0c\u8868
\n void LoadDict() {
\n ifstream in(DICT_PATH);
\n if (!in.is_open()) {
\n cerr << "\u6253\u5f00\u5b57\u5178\u6587\u4ef6\u5931\u8d25：" << strerror(errno) << endl;
\n return;
\n }
\n string line;
\n while (getline(in, line)) {
\n if (line.empty()) continue;
\n size_t pos = line.find(SEP);
\n if (pos == string::npos) continue; \/\/ \u683c\u5f0f\u9519\u8bef，\u8df3\u8fc7
\n string key = line.substr(0, pos);
\n string value = line.substr(pos + SEP.size());
\n _dict.insert(make_pair(key, value));
\n }
\n in.close();
\n cout << "\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7d" << _dict.size() << "\u4e2a\u5355\u8bcd" << endl;
\n }<\/p>\n
public:
\n \/\/ \u6784\u9020\u51fd\u6570：\u521d\u59cb\u5316\u65f6\u52a0\u8f7d\u5b57\u5178
\n Dict() {
\n LoadDict();
\n }<\/p>\n
\/\/ \u67e5\u8be2\u63a5\u53e3：\u6839\u636e\u5355\u8bcd\u8fd4\u56de\u91ca\u4e49
\n string Translate(const string& key) {
\n auto iter = _dict.find(key);
\n if (iter == _dict.end()) {
\n return UNKNOWN;
\n }
\n return iter->second;
\n }
\n};<\/p>\n
\/\/ UDP\u670d\u52a1\u7aef\u7c7b：\u5c01\u88c5\u7f51\u7edc\u901a\u4fe1\u529f\u80fd，\u89e3\u8026\u4e1a\u52a1\u5904\u7406
\nclass UdpServer {
\nprivate:
\n int _sockfd; \/\/ Socket\u63cf\u8ff0\u7b26
\n uint16_t _port; \/\/ \u76d1\u542c\u7aef\u53e3
\n function<void(const string&, string*)> _func; \/\/ \u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570<\/p>\n
\/\/ \u521d\u59cb\u5316Socket：\u521b\u5efa+\u7ed1\u5b9a
\n bool Init() {
\n \/\/ 1. \u521b\u5efaUDP Socket
\n _sockfd = socket(AF_INET, SOCK_DGRAM, 0);
\n if (_sockfd < 0) {
\n cerr << "\u521b\u5efaSocket\u5931\u8d25：" << strerror(errno) << endl;
\n return false;
\n }
\n \/\/ 2. \u7ed1\u5b9aIP\u548c\u7aef\u53e3
\n struct sockaddr_in local;
\n memset(&local, 0, sizeof(local));
\n local.sin_family = AF_INET;
\n local.sin_port = htons(_port);
\n local.sin_addr.s_addr = INADDR_ANY; \/\/ \u7ed1\u5b9a\u672c\u673a\u6240\u6709IP
\n if (bind(_sockfd, (struct sockaddr*)&local, sizeof(local)) < 0) {
\n cerr << "\u7ed1\u5b9a\u7aef\u53e3\u5931\u8d25：" << strerror(errno) << endl;
\n close(_sockfd);
\n return false;
\n }
\n cout << "UDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：" << _port << endl;
\n return true;
\n }<\/p>\n
public:
\n \/\/ \u6784\u9020\u51fd\u6570：\u4f20\u5165\u7aef\u53e3\u548c\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570
\n UdpServer(uint16_t port = DEFAULT_PORT, function<void(const string&, string*)> func = nullptr)
\n : _port(port), _func(func), _sockfd(-1) {}<\/p>\n
\/\/ \u6790\u6784\u51fd\u6570：\u5173\u95edSocket
\n ~UdpServer() {
\n if (_sockfd >= 0) {
\n close(_sockfd);
\n }
\n }<\/p>\n
\/\/ \u542f\u52a8\u670d\u52a1\u7aef：\u5faa\u73af\u63a5\u6536\u8bf7\u6c42，\u8c03\u7528\u56de\u8c03\u51fd\u6570\u5904\u7406，\u8fd4\u56de\u54cd\u5e94
\n void Start() {
\n if (!Init() || _func == nullptr) {
\n cerr << "\u670d\u52a1\u7aef\u542f\u52a8\u5931\u8d25" << endl;
\n return;
\n }
\n char buffer[DEFAULT_BUFF_SIZE] = {0};
\n while (true) { \/\/ \u65e0\u9650\u5faa\u73af，\u6301\u7eed\u63d0\u4f9b\u670d\u52a1
\n struct sockaddr_in peer;
\n socklen_t peer_len = sizeof(peer);
\n \/\/ \u63a5\u6536\u5ba2\u6237\u7aef\u8bf7\u6c42
\n ssize_t n = recvfrom(_sockfd, buffer, sizeof(buffer)-1, 0, (struct sockaddr*)&peer, &peer_len);
\n if (n > 0) {
\n buffer[n] = 0;
\n string req = buffer;
\n string resp;
\n \/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570\u5904\u7406\u4e1a\u52a1（\u67e5\u8be2\u5b57\u5178）
\n _func(req, &resp);
\n \/\/ \u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u54cd\u5e94
\n sendto(_sockfd, resp.c_str(), resp.size(), 0, (struct sockaddr*)&peer, peer_len);
\n \/\/ \u6253\u5370\u65e5\u5fd7
\n string peer_ip = inet_ntoa(peer.sin_addr);
\n uint16_t peer_port = ntohs(peer.sin_port);
\n cout << "[" << peer_ip << ":" << peer_port << "] \u67e5\u8bcd：" << req << " \u2192 " << resp << endl;
\n }
\n }
\n }
\n};<\/p>\n
\/\/ \u4e1a\u52a1\u5904\u7406\u51fd\u6570：\u8c03\u7528Dict\u7684Translate\u63a5\u53e3
\nvoid HandleRequest(const string& req, string* resp) {
\n static Dict dict; \/\/ \u9759\u6001\u5bf9\u8c61，\u53ea\u52a0\u8f7d\u4e00\u6b21\u5b57\u5178
\n *resp = dict.Translate(req);
\n}<\/p>\n
\/\/ \u4e3b\u51fd\u6570
\nint main(int argc, char* argv[]) {
\n \/\/ \u53ef\u9009：\u901a\u8fc7\u547d\u4ee4\u884c\u6307\u5b9a\u7aef\u53e3，\u5982.\/dict_server 9999
\n uint16_t port = DEFAULT_PORT;
\n if (argc == 2) {
\n port = atoi(argv[1]);
\n }
\n \/\/ \u521b\u5efaUDP\u670d\u52a1\u7aef，\u4f20\u5165\u7aef\u53e3\u548c\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570
\n UdpServer server(port, HandleRequest);
\n \/\/ \u542f\u52a8\u670d\u52a1\u7aef
\n server.Start();
\n return 0;
\n}<\/p>\n
3. \u5ba2\u6237\u7aef\u4ee3\u7801（dict_client.cpp）<\/h4>\n
\u5b9e\u73b0\u7528\u6237\u4ea4\u4e92\u548c\u4e0e\u670d\u52a1\u7aef\u7684\u901a\u4fe1：<\/p>\n
#include <iostream>
\n#include <string>
\n#include <cstring>
\n#include <unistd.h>
\n#include <sys\/types.h>
\n#include <sys\/socket.h>
\n#include <netinet\/in.h>
\n#include <arpa\/inet.h>
\n#include <cerrno>
\n#include <cstdlib><\/p>\n
using namespace std;<\/p>\n
\/\/ \u5168\u5c40\u5e38\u91cf
\nconst int DEFAULT_BUFF_SIZE = 1024;<\/p>\n
\/\/ \u7528\u6cd5\u63d0\u793a
\nvoid Usage(const string& proc) {
\n cout << "Usage: " << proc << " server_ip server_port" << endl;
\n cout << "Example: " << proc << " 127.0.0.1 8888" << endl;
\n}<\/p>\n
\/\/ \u5ba2\u6237\u7aef\u4e3b\u903b\u8f91
\nint main(int argc, char* argv[]) {
\n \/\/ \u6821\u9a8c\u547d\u4ee4\u884c\u53c2\u6570：.\/dict_client server_ip server_port
\n if (argc != 3) {
\n Usage(argv[0]);
\n return 1;
\n }
\n string server_ip = argv[1];
\n uint16_t server_port = atoi(argv[2]);<\/p>\n
\/\/ 1. \u521b\u5efaUDP Socket
\n int sockfd = socket(AF_INET, SOCK_DGRAM, 0);
\n if (sockfd < 0) {
\n cerr << "\u521b\u5efaSocket\u5931\u8d25：" << strerror(errno) << endl;
\n return 2;
\n }<\/p>\n
\/\/ 2. \u586b\u5145\u670d\u52a1\u7aef\u5730\u5740\u7ed3\u6784
\n struct sockaddr_in server;
\n memset(&server, 0, sizeof(server));
\n server.sin_family = AF_INET;
\n server.sin_port = htons(server_port);
\n server.sin_addr.s_addr = inet_addr(server_ip.c_str());
\n if (server.sin_addr.s_addr == INADDR_NONE) {
\n cerr << "IP\u5730\u5740\u683c\u5f0f\u9519\u8bef" << endl;
\n close(sockfd);
\n return 3;
\n }<\/p>\n
cout << "\u5ba2\u6237\u7aef\u542f\u52a8\u6210\u529f，\u8fde\u63a5\u670d\u52a1\u7aef：" << server_ip << ":" << server_port << endl;
\n cout << "\u8bf7\u8f93\u5165\u82f1\u6587\u5355\u8bcd（\u8f93\u5165q\u9000\u51fa）：" << endl;<\/p>\n
string word;
\n char buffer[DEFAULT_BUFF_SIZE] = {0};
\n while (true) {
\n cout << ">> ";
\n getline(cin, word);
\n \/\/ \u8f93\u5165q\u9000\u51fa
\n if (word == "q" || word == "Q") {
\n cout << "\u5ba2\u6237\u7aef\u9000\u51fa" << endl;
\n break;
\n }
\n if (word.empty()) {
\n continue;
\n }
\n \/\/ 3. \u53d1\u9001\u5355\u8bcd\u8bf7\u6c42\u5230\u670d\u52a1\u7aef
\n ssize_t n = sendto(sockfd, word.c_str(), word.size(), 0, (struct sockaddr*)&server, sizeof(server));
\n if (n < 0) {
\n cerr << "\u53d1\u9001\u5931\u8d25：" << strerror(errno) << endl;
\n continue;
\n }
\n \/\/ 4. \u63a5\u6536\u670d\u52a1\u7aef\u7684\u4e2d\u6587\u91ca\u4e49
\n struct sockaddr_in temp;
\n socklen_t temp_len = sizeof(temp);
\n ssize_t m = recvfrom(sockfd, buffer, sizeof(buffer)-1, 0, (struct sockaddr*)&temp, &temp_len);
\n if (m > 0) {
\n buffer[m] = 0;
\n cout << word << " \u2192 " << buffer << endl;
\n } else {
\n cerr << "\u63a5\u6536\u5931\u8d25：" << strerror(errno) << endl;
\n }
\n \/\/ \u6e05\u7a7a\u7f13\u51b2\u533a
\n memset(buffer, 0, sizeof(buffer));
\n }<\/p>\n
\/\/ 5. \u5173\u95edSocket
\n close(sockfd);
\n return 0;
\n}<\/p>\n
\u4e94\u3001\u7f16\u8bd1\u4e0e\u8fd0\u884c<\/h3>\n1. \u7f16\u8bd1\u4ee3\u7801<\/h4>\n
# \u7f16\u8bd1\u670d\u52a1\u7aef
\ng++ -o dict_server dict_server.cpp -std=c++11
\n# \u7f16\u8bd1\u5ba2\u6237\u7aef
\ng++ -o dict_client dict_client.cpp -std=c++11<\/p>\n
2. \u542f\u52a8\u670d\u52a1\u7aef<\/h4>\n
# \u65b9\u5f0f1：\u4f7f\u7528\u9ed8\u8ba4\u7aef\u53e38888
\n.\/dict_server
\n# \u65b9\u5f0f2：\u6307\u5b9a\u7aef\u53e3，\u59829999
\n.\/dict_server 9999<\/p>\n
\u670d\u52a1\u7aef\u542f\u52a8\u6210\u529f\u4f1a\u8f93\u51fa：\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7dN\u4e2a\u5355\u8bcd + UDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：8888\u3002<\/p>\n
3. \u542f\u52a8\u5ba2\u6237\u7aef<\/h4>\n
\u672c\u5730\u6d4b\u8bd5（\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u5728\u540c\u4e00\u53f0\u673a\u5668）：<\/p>\n
.\/dict_client 127.0.0.1 8888<\/p>\n
\u8fdc\u7a0b\u6d4b\u8bd5（\u670d\u52a1\u7aef\u5728\u963f\u91cc\u4e91\u670d\u52a1\u5668，\u5ba2\u6237\u7aef\u5728\u672c\u5730）：<\/p>\n
.\/dict_client \u963f\u91cc\u4e91\u670d\u52a1\u5668\u516c\u7f51IP 8888<\/p>\n
\u6ce8\u610f：\u963f\u91cc\u4e91\u670d\u52a1\u5668\u9700\u8981\u5728\u9632\u706b\u5899\u4e2d\u653e\u884c\u5bf9\u5e94\u7684\u7aef\u53e3（\u5982 8888），\u534f\u8bae\u4e3aUDP\u3002<\/p>\n
4. \u8fd0\u884c\u6548\u679c<\/h4>\n
\u5ba2\u6237\u7aef：<\/p>\n
\u5ba2\u6237\u7aef\u542f\u52a8\u6210\u529f，\u8fde\u63a5\u670d\u52a1\u7aef：127.0.0.1:8888
\n\u8bf7\u8f93\u5165\u82f1\u6587\u5355\u8bcd（\u8f93\u5165q\u9000\u51fa）：
\n>> apple
\napple \u2192 \u82f9\u679c
\n>> happy
\nhappy \u2192 \u5feb\u4e50\u7684
\n>> test
\ntest \u2192 \u672a\u67e5\u5230
\n>> q
\n\u5ba2\u6237\u7aef\u9000\u51fa<\/p>\n
\u670d\u52a1\u7aef：<\/p>\n
\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7d10\u4e2a\u5355\u8bcd
\nUDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：8888
\n[127.0.0.1:40652] \u67e5\u8bcd：apple \u2192 \u82f9\u679c
\n[127.0.0.1:40652] \u67e5\u8bcd：happy \u2192 \u5feb\u4e50\u7684
\n[127.0.0.1:40652] \u67e5\u8bcd：test \u2192 \u672a\u67e5\u5230<\/p>\n
\u516d\u3001\u9879\u76ee\u6269\u5c55\u4e0e\u4f18\u5316<\/h3>\n
- \u652f\u6301\u591a\u5b57\u5178：\u4fee\u6539 Dict \u7c7b，\u652f\u6301\u52a0\u8f7d\u591a\u4e2a\u5b57\u5178\u6587\u4ef6，\u6216\u52a0\u8f7d\u4e2d\u82f1 \/ \u82f1\u4e2d\u53cc\u5411\u5b57\u5178<\/li>\n
- \u652f\u6301\u6a21\u7cca\u67e5\u8be2：\u5f53\u5355\u8bcd\u4e0d\u5b58\u5728\u65f6，\u8fd4\u56de\u76f8\u4f3c\u7684\u82f1\u6587\u5355\u8bcd，\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c<\/li>\n
- \u589e\u52a0\u65e5\u5fd7\u529f\u80fd：\u5c06\u670d\u52a1\u7aef\u7684\u65e5\u5fd7\u5199\u5165\u6587\u4ef6，\u800c\u975e\u4ec5\u6253\u5370\u5230\u7ec8\u7aef，\u65b9\u4fbf\u540e\u7eed\u6392\u67e5\u95ee\u9898<\/li>\n
- \u5f02\u5e38\u5904\u7406\u4f18\u5316：\u589e\u52a0\u5bf9\u5b57\u5178\u6587\u4ef6\u7a7a\u3001\u5355\u8bcd\u8fc7\u957f\u3001\u7f51\u7edc\u4e2d\u65ad\u7b49\u5f02\u5e38\u60c5\u51b5\u7684\u5904\u7406<\/li>\n
- \u652f\u6301 TCP \u534f\u8bae：\u5c06 UDP \u66ff\u6362\u4e3a TCP，\u5b9e\u73b0\u53ef\u9760\u7684\u67e5\u8bcd\u670d\u52a1，\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u53ef\u9760\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f<\/li>\n
- \u5ba2\u6237\u7aef\u4f18\u5316：\u589e\u52a0\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u3001\u8f93\u5165\u63d0\u793a\u3001\u5386\u53f2\u8bb0\u5f55\u7b49\u529f\u80fd<\/li>\n
\u4e03\u3001\u603b\u7ed3<\/h3>\n
\u672c\u6b21\u9879\u76ee\u57fa\u4e8e UDP Socket \u7f16\u7a0b\u5b9e\u73b0\u4e86\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668，\u6838\u5fc3\u638c\u63e1\u4e86：<\/p>\n
- UDP Socket C\/S \u67b6\u6784\u7684\u5b9e\u9645\u5f00\u53d1\u6d41\u7a0b<\/li>\n
- \u7c7b\u7684\u5c01\u88c5\u601d\u60f3，\u5c06\u5b57\u5178\u548c\u7f51\u7edc\u901a\u4fe1\u5c01\u88c5\u4e3a\u72ec\u7acb\u7684\u7c7b，\u63d0\u9ad8\u4ee3\u7801\u590d\u7528\u6027<\/li>\n
- \u56de\u8c03\u51fd\u6570\u7684\u4f7f\u7528，\u5b9e\u73b0\u7f51\u7edc\u5c42\u4e0e\u4e1a\u52a1\u5c42\u7684\u89e3\u8026，\u8ba9 UdpServer \u7c7b\u66f4\u901a\u7528<\/li>\n
- \u54c8\u5e0c\u8868\u7684\u5b9e\u9645\u5e94\u7528，\u5229\u7528 unordered_map \u5b9e\u73b0\u9ad8\u6548\u7684\u952e\u503c\u5bf9\u67e5\u8be2<\/li>\n
- Linux \u4e0b\u6587\u4ef6\u64cd\u4f5c\u3001\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u3001\u7f51\u7edc\u5b57\u8282\u5e8f\u8f6c\u6362\u7684\u7efc\u5408\u4f7f\u7528<\/li>\n
\u4e0b\u4e00\u7bc7\u535a\u5ba2\u5c06\u5b9e\u73b0\u7b2c\u4e8c\u4e2a UDP Socket \u5b9e\u6218\u9879\u76ee \u2014\u2014\u7b80\u5355 UDP \u53cc\u5411\u901a\u4fe1\u7a0b\u5e8f，\u5728\u672c\u6b21\u9879\u76ee\u7684\u57fa\u7840\u4e0a，\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u7684\u53cc\u5411\u5b9e\u65f6\u901a\u4fe1，\u8fdb\u4e00\u6b65\u638c\u63e1 UDP \u7684\u5168\u53cc\u5de5\u7279\u6027<\/p>\n
\u8001\u6837\u5b50，\u6211\u628a\u5b8c\u6574\u4ee3\u7801\u653e\u5728\u6700\u540e\u9762，\u8981\u662f\u5927\u5bb6\u89c9\u5f97\u9ebb\u70e6，\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u6211\u7684gitee(\u5728\u4e3b\u9875)\u54e6~~<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725031851-6a642b1b5a7f3.png\")
<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001\u9879\u76ee\u80cc\u666f\u5728\u4e0a\u4e00\u7bc7\u535a\u5ba2\u4e2d，\u6211\u4eec\u638c\u63e1\u4e86 UDP Socket \u7f16\u7a0b\u7684\u6838\u5fc3\u57fa\u7840\u548c\u63a5\u53e3，\u672c\u6b21\u5c06\u57fa\u4e8e\u8fd9\u4e9b\u77e5\u8bc6\u5b9e\u73b0\u7b2c\u4e00\u4e2a\u5b9e\u6218\u9879\u76ee \u2014\u2014\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668\u8be5\u9879\u76ee\u91c7\u7528C\/S \u67b6\u6784（\u5ba2\u6237\u7aef \/ \u670d\u52a1\u7aef），\u57fa\u4e8e UDP \u534f\u8bae\u5b9e\u73b0，\u6838\u5fc3\u529f\u80fd\u662f：\u5ba2\u6237\u7aef\u8f93\u5165\u82f1\u6587\u5355\u8bcd，\u53d1\u9001\u5230\u670d\u52a1\u7aef，\u670d\u52a1\u7aef\u67e5\u8be2\u5b57\u5178\u5e76\u8fd4\u56de\u5bf9\u5e94\u7684\u4e2d\u6587\u91ca\u4e49，\u82e5\u5355\u8bcd\u4e0d\u5b58\u5728\u5219\u8fd4\u56de \u201cUnknown \/ <\/p>\n","protected":false},"author":2,"featured_media":82650,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[270,269],"topic":[],"class_list":["post-82651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-270","tag-269"],"yoast_head":"\n
Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/82651.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4e00\u3001\u9879\u76ee\u80cc\u666f\u5728\u4e0a\u4e00\u7bc7\u535a\u5ba2\u4e2d，\u6211\u4eec\u638c\u63e1\u4e86 UDP Socket \u7f16\u7a0b\u7684\u6838\u5fc3\u57fa\u7840\u548c\u63a5\u53e3，\u672c\u6b21\u5c06\u57fa\u4e8e\u8fd9\u4e9b\u77e5\u8bc6\u5b9e\u73b0\u7b2c\u4e00\u4e2a\u5b9e\u6218\u9879\u76ee \u2014\u2014\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668\u8be5\u9879\u76ee\u91c7\u7528C\/S \u67b6\u6784（\u5ba2\u6237\u7aef \/ \u670d\u52a1\u7aef），\u57fa\u4e8e UDP \u534f\u8bae\u5b9e\u73b0，\u6838\u5fc3\u529f\u80fd\u662f：\u5ba2\u6237\u7aef\u8f93\u5165\u82f1\u6587\u5355\u8bcd，\u53d1\u9001\u5230\u670d\u52a1\u7aef，\u670d\u52a1\u7aef\u67e5\u8be2\u5b57\u5178\u5e76\u8fd4\u56de\u5bf9\u5e94\u7684\u4e2d\u6587\u91ca\u4e49，\u82e5\u5355\u8bcd\u4e0d\u5b58\u5728\u5219\u8fd4\u56de \u201cUnknown \/\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/82651.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-25T03:18:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725031851-6a642b1b5a7f3.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/82651.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/82651.html\",\"name\":\"Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668 - 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\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/82651.html","og_locale":"zh_CN","og_type":"article","og_title":"Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u4e00\u3001\u9879\u76ee\u80cc\u666f\u5728\u4e0a\u4e00\u7bc7\u535a\u5ba2\u4e2d，\u6211\u4eec\u638c\u63e1\u4e86 UDP Socket \u7f16\u7a0b\u7684\u6838\u5fc3\u57fa\u7840\u548c\u63a5\u53e3，\u672c\u6b21\u5c06\u57fa\u4e8e\u8fd9\u4e9b\u77e5\u8bc6\u5b9e\u73b0\u7b2c\u4e00\u4e2a\u5b9e\u6218\u9879\u76ee \u2014\u2014\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668\u8be5\u9879\u76ee\u91c7\u7528C\/S \u67b6\u6784（\u5ba2\u6237\u7aef \/ \u670d\u52a1\u7aef），\u57fa\u4e8e UDP \u534f\u8bae\u5b9e\u73b0，\u6838\u5fc3\u529f\u80fd\u662f：\u5ba2\u6237\u7aef\u8f93\u5165\u82f1\u6587\u5355\u8bcd，\u53d1\u9001\u5230\u670d\u52a1\u7aef，\u670d\u52a1\u7aef\u67e5\u8be2\u5b57\u5178\u5e76\u8fd4\u56de\u5bf9\u5e94\u7684\u4e2d\u6587\u91ca\u4e49，\u82e5\u5355\u8bcd\u4e0d\u5b58\u5728\u5219\u8fd4\u56de \u201cUnknown \/","og_url":"https:\/\/www.wsisp.com\/helps\/82651.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-07-25T03:18:52+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725031851-6a642b1b5a7f3.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"7 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/82651.html","url":"https:\/\/www.wsisp.com\/helps\/82651.html","name":"Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-07-25T03:18:52+00:00","dateModified":"2026-07-25T03:18:52+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/82651.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/82651.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/82651.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Linux\uff1a\u57fa\u4e8esocket\u5957\u63a5\u5b57\u5199\u7684\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/82651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=82651"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/82651\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/82650"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=82651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=82651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=82651"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=82651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
2. \u6838\u5fc3\u529f\u80fd\u6a21\u5757<\/h4>\n\u670d\u52a1\u7aef\u6a21\u5757<\/h5>\n
\u5ba2\u6237\u7aef\u6a21\u5757<\/h5>\n
3. \u5b57\u5178\u6587\u4ef6\u8bbe\u8ba1<\/h4>\n
\u5b57\u5178\u6587\u4ef6\u91c7\u7528txt \u683c\u5f0f，\u6bcf\u884c\u4e00\u4e2a\u952e\u503c\u5bf9，\u683c\u5f0f\u4e3a\u82f1\u6587\u5355\u8bcd: \u4e2d\u6587\u91ca\u4e49（\u5192\u53f7\u540e\u52a0\u7a7a\u683c，\u4f5c\u4e3a\u5206\u9694\u7b26），\u793a\u4f8b（dict.txt）：<\/p>\n
apple: \u82f9\u679c
\nbanana: \u9999\u8549
\ncat: \u732b
\ndog: \u72d7
\nbook: \u4e66
\nhappy: \u5feb\u4e50\u7684
\nsad: \u60b2\u4f24\u7684
\nhello: \u4f60\u597d
\nworld: \u4e16\u754c
\nUnknown: \u672a\u67e5\u5230<\/p>\n
\u4e09\u3001\u6838\u5fc3\u6280\u672f\u70b9\u89e3\u6790<\/h3>\n1. \u5b57\u5178\u52a0\u8f7d\u4e0e\u67e5\u8be2 \u2014\u2014 \u54c8\u5e0c\u8868（unordered_map）<\/h4>\n
\u4e3a\u4e86\u63d0\u9ad8\u5355\u8bcd\u67e5\u8be2\u6548\u7387，\u670d\u52a1\u7aef\u5c06\u5b57\u5178\u6587\u4ef6\u7684\u5185\u5bb9\u52a0\u8f7d\u5230C++STL \u7684 unordered_map\u4e2d，key\u4e3a\u82f1\u6587\u5355\u8bcd（string），value\u4e3a\u4e2d\u6587\u91ca\u4e49（string），\u67e5\u8be2\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O (1)\u3002<\/p>\n
\u6838\u5fc3\u6b65\u9aa4：<\/p>\n
2. \u4ee3\u7801\u5c01\u88c5\u601d\u60f3 \u2014\u2014 \u7c7b\u7684\u5c01\u88c5<\/h4>\n
\u5c06\u91cd\u590d\u7684\u529f\u80fd\u5c01\u88c5\u4e3a\u7c7b，\u63d0\u9ad8\u4ee3\u7801\u7684\u590d\u7528\u6027\u548c\u53ef\u7ef4\u62a4\u6027，\u672c\u6b21\u9879\u76ee\u4e3b\u8981\u5c01\u88c5\u4e24\u4e2a\u7c7b：<\/p>\n
- \n
- Dict \u7c7b：\u5c01\u88c5\u5b57\u5178\u7684\u52a0\u8f7d\u548c\u67e5\u8be2\u529f\u80fd，\u5bf9\u5916\u63d0\u4f9bTranslate()\u63a5\u53e3<\/li>\n
- UdpServer \u7c7b：\u5c01\u88c5 UDP Socket \u670d\u52a1\u7aef\u7684\u6838\u5fc3\u63a5\u53e3（\u521b\u5efa\u3001\u7ed1\u5b9a\u3001\u542f\u52a8），\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u89e3\u8026 \u201c\u7f51\u7edc\u901a\u4fe1\u201d \u548c \u201c\u4e1a\u52a1\u5904\u7406\u201d<\/li>\n<\/ul>\n
3. \u56de\u8c03\u51fd\u6570\u89e3\u8026 \u2014\u2014function<void (const string&, string*)><\/h4>\n
\u670d\u52a1\u7aef\u7684\u6838\u5fc3\u662f \u201c\u7f51\u7edc\u901a\u4fe1\u201d \u548c \u201c\u4e1a\u52a1\u5904\u7406\u201d，\u4e3a\u4e86\u8ba9 UdpServer \u7c7b\u66f4\u901a\u7528（\u53ef\u9002\u914d\u4e0d\u540c\u4e1a\u52a1），\u91c7\u7528C++11 \u7684 function \u56de\u8c03\u51fd\u6570\u5c06\u4e1a\u52a1\u5904\u7406\u903b\u8f91\u4f20\u9012\u7ed9 UdpServer \u7c7b，\u5b9e\u73b0\u7f51\u7edc\u5c42\u4e0e\u4e1a\u52a1\u5c42\u7684\u89e3\u8026<\/p>\n
\u5373 UdpServer \u7c7b\u53ea\u8d1f\u8d23\u7f51\u7edc\u901a\u4fe1（\u63a5\u6536\u8bf7\u6c42\u3001\u53d1\u9001\u54cd\u5e94），\u4e0d\u5173\u5fc3\u5177\u4f53\u7684\u4e1a\u52a1\u5904\u7406，\u4e1a\u52a1\u5904\u7406\u7531\u5916\u90e8\u7684\u56de\u8c03\u51fd\u6570\u5b9e\u73b0（\u672c\u6b21\u4e3a\u5b57\u5178\u67e5\u8be2）<\/p>\n
\u56db\u3001\u5b8c\u6574\u4ee3\u7801\u5b9e\u73b0（C++）<\/h3>\n
1. \u5b57\u5178\u6587\u4ef6（dict.txt）<\/h4>\n
\u521b\u5efa\u4e0a\u8ff0\u683c\u5f0f\u7684 dict.txt，\u4e0e\u670d\u52a1\u7aef\u53ef\u6267\u884c\u6587\u4ef6\u653e\u5728\u540c\u4e00\u76ee\u5f55\u4e0b<\/p>\n
2. \u670d\u52a1\u7aef\u4ee3\u7801（dict_server.cpp）<\/h4>\n
\u6574\u5408 Dict \u7c7b\u548c UdpServer \u7c7b，\u5b9e\u73b0\u6838\u5fc3\u529f\u80fd：<\/p>\n
#include <iostream>
\n#include <string>
\n#include <cstring>
\n#include <unistd.h>
\n#include <sys\/types.h>
\n#include <sys\/socket.h>
\n#include <netinet\/in.h>
\n#include <arpa\/inet.h>
\n#include <fstream>
\n#include <unordered_map>
\n#include <functional>
\n#include <cstdlib>
\n#include <cerrno><\/p>\nusing namespace std;<\/p>\n
\/\/ \u5168\u5c40\u5e38\u91cf
\nconst uint16_t DEFAULT_PORT = 8888;
\nconst int DEFAULT_BUFF_SIZE = 1024;
\nconst string DICT_PATH = ".\/dict.txt";
\nconst string SEP = ": ";
\nconst string UNKNOWN = "\u672a\u67e5\u5230";<\/p>\n\/\/ \u5b57\u5178\u7c7b：\u5c01\u88c5\u52a0\u8f7d\u548c\u67e5\u8be2\u529f\u80fd
\nclass Dict {
\nprivate:
\n unordered_map<string, string> _dict; \/\/ \u5b58\u50a8\u5355\u8bcd-\u91ca\u4e49\u6620\u5c04<\/p>\n\/\/ \u52a0\u8f7d\u5b57\u5178\u6587\u4ef6\u5230\u54c8\u5e0c\u8868
\n void LoadDict() {
\n ifstream in(DICT_PATH);
\n if (!in.is_open()) {
\n cerr << "\u6253\u5f00\u5b57\u5178\u6587\u4ef6\u5931\u8d25：" << strerror(errno) << endl;
\n return;
\n }
\n string line;
\n while (getline(in, line)) {
\n if (line.empty()) continue;
\n size_t pos = line.find(SEP);
\n if (pos == string::npos) continue; \/\/ \u683c\u5f0f\u9519\u8bef，\u8df3\u8fc7
\n string key = line.substr(0, pos);
\n string value = line.substr(pos + SEP.size());
\n _dict.insert(make_pair(key, value));
\n }
\n in.close();
\n cout << "\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7d" << _dict.size() << "\u4e2a\u5355\u8bcd" << endl;
\n }<\/p>\npublic:
\n \/\/ \u6784\u9020\u51fd\u6570：\u521d\u59cb\u5316\u65f6\u52a0\u8f7d\u5b57\u5178
\n Dict() {
\n LoadDict();
\n }<\/p>\n\/\/ \u67e5\u8be2\u63a5\u53e3：\u6839\u636e\u5355\u8bcd\u8fd4\u56de\u91ca\u4e49
\n string Translate(const string& key) {
\n auto iter = _dict.find(key);
\n if (iter == _dict.end()) {
\n return UNKNOWN;
\n }
\n return iter->second;
\n }
\n};<\/p>\n\/\/ UDP\u670d\u52a1\u7aef\u7c7b：\u5c01\u88c5\u7f51\u7edc\u901a\u4fe1\u529f\u80fd，\u89e3\u8026\u4e1a\u52a1\u5904\u7406
\nclass UdpServer {
\nprivate:
\n int _sockfd; \/\/ Socket\u63cf\u8ff0\u7b26
\n uint16_t _port; \/\/ \u76d1\u542c\u7aef\u53e3
\n function<void(const string&, string*)> _func; \/\/ \u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570<\/p>\n\/\/ \u521d\u59cb\u5316Socket：\u521b\u5efa+\u7ed1\u5b9a
\n bool Init() {
\n \/\/ 1. \u521b\u5efaUDP Socket
\n _sockfd = socket(AF_INET, SOCK_DGRAM, 0);
\n if (_sockfd < 0) {
\n cerr << "\u521b\u5efaSocket\u5931\u8d25：" << strerror(errno) << endl;
\n return false;
\n }
\n \/\/ 2. \u7ed1\u5b9aIP\u548c\u7aef\u53e3
\n struct sockaddr_in local;
\n memset(&local, 0, sizeof(local));
\n local.sin_family = AF_INET;
\n local.sin_port = htons(_port);
\n local.sin_addr.s_addr = INADDR_ANY; \/\/ \u7ed1\u5b9a\u672c\u673a\u6240\u6709IP
\n if (bind(_sockfd, (struct sockaddr*)&local, sizeof(local)) < 0) {
\n cerr << "\u7ed1\u5b9a\u7aef\u53e3\u5931\u8d25：" << strerror(errno) << endl;
\n close(_sockfd);
\n return false;
\n }
\n cout << "UDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：" << _port << endl;
\n return true;
\n }<\/p>\npublic:
\n \/\/ \u6784\u9020\u51fd\u6570：\u4f20\u5165\u7aef\u53e3\u548c\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570
\n UdpServer(uint16_t port = DEFAULT_PORT, function<void(const string&, string*)> func = nullptr)
\n : _port(port), _func(func), _sockfd(-1) {}<\/p>\n\/\/ \u6790\u6784\u51fd\u6570：\u5173\u95edSocket
\n ~UdpServer() {
\n if (_sockfd >= 0) {
\n close(_sockfd);
\n }
\n }<\/p>\n\/\/ \u542f\u52a8\u670d\u52a1\u7aef：\u5faa\u73af\u63a5\u6536\u8bf7\u6c42，\u8c03\u7528\u56de\u8c03\u51fd\u6570\u5904\u7406，\u8fd4\u56de\u54cd\u5e94
\n void Start() {
\n if (!Init() || _func == nullptr) {
\n cerr << "\u670d\u52a1\u7aef\u542f\u52a8\u5931\u8d25" << endl;
\n return;
\n }
\n char buffer[DEFAULT_BUFF_SIZE] = {0};
\n while (true) { \/\/ \u65e0\u9650\u5faa\u73af，\u6301\u7eed\u63d0\u4f9b\u670d\u52a1
\n struct sockaddr_in peer;
\n socklen_t peer_len = sizeof(peer);
\n \/\/ \u63a5\u6536\u5ba2\u6237\u7aef\u8bf7\u6c42
\n ssize_t n = recvfrom(_sockfd, buffer, sizeof(buffer)-1, 0, (struct sockaddr*)&peer, &peer_len);
\n if (n > 0) {
\n buffer[n] = 0;
\n string req = buffer;
\n string resp;
\n \/\/ \u8c03\u7528\u56de\u8c03\u51fd\u6570\u5904\u7406\u4e1a\u52a1（\u67e5\u8be2\u5b57\u5178）
\n _func(req, &resp);
\n \/\/ \u5411\u5ba2\u6237\u7aef\u8fd4\u56de\u54cd\u5e94
\n sendto(_sockfd, resp.c_str(), resp.size(), 0, (struct sockaddr*)&peer, peer_len);
\n \/\/ \u6253\u5370\u65e5\u5fd7
\n string peer_ip = inet_ntoa(peer.sin_addr);
\n uint16_t peer_port = ntohs(peer.sin_port);
\n cout << "[" << peer_ip << ":" << peer_port << "] \u67e5\u8bcd：" << req << " \u2192 " << resp << endl;
\n }
\n }
\n }
\n};<\/p>\n\/\/ \u4e1a\u52a1\u5904\u7406\u51fd\u6570：\u8c03\u7528Dict\u7684Translate\u63a5\u53e3
\nvoid HandleRequest(const string& req, string* resp) {
\n static Dict dict; \/\/ \u9759\u6001\u5bf9\u8c61，\u53ea\u52a0\u8f7d\u4e00\u6b21\u5b57\u5178
\n *resp = dict.Translate(req);
\n}<\/p>\n\/\/ \u4e3b\u51fd\u6570
\nint main(int argc, char* argv[]) {
\n \/\/ \u53ef\u9009：\u901a\u8fc7\u547d\u4ee4\u884c\u6307\u5b9a\u7aef\u53e3，\u5982.\/dict_server 9999
\n uint16_t port = DEFAULT_PORT;
\n if (argc == 2) {
\n port = atoi(argv[1]);
\n }
\n \/\/ \u521b\u5efaUDP\u670d\u52a1\u7aef，\u4f20\u5165\u7aef\u53e3\u548c\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570
\n UdpServer server(port, HandleRequest);
\n \/\/ \u542f\u52a8\u670d\u52a1\u7aef
\n server.Start();
\n return 0;
\n}<\/p>\n3. \u5ba2\u6237\u7aef\u4ee3\u7801（dict_client.cpp）<\/h4>\n
\u5b9e\u73b0\u7528\u6237\u4ea4\u4e92\u548c\u4e0e\u670d\u52a1\u7aef\u7684\u901a\u4fe1：<\/p>\n
#include <iostream>
\n#include <string>
\n#include <cstring>
\n#include <unistd.h>
\n#include <sys\/types.h>
\n#include <sys\/socket.h>
\n#include <netinet\/in.h>
\n#include <arpa\/inet.h>
\n#include <cerrno>
\n#include <cstdlib><\/p>\nusing namespace std;<\/p>\n
\/\/ \u5168\u5c40\u5e38\u91cf
\nconst int DEFAULT_BUFF_SIZE = 1024;<\/p>\n\/\/ \u7528\u6cd5\u63d0\u793a
\nvoid Usage(const string& proc) {
\n cout << "Usage: " << proc << " server_ip server_port" << endl;
\n cout << "Example: " << proc << " 127.0.0.1 8888" << endl;
\n}<\/p>\n\/\/ \u5ba2\u6237\u7aef\u4e3b\u903b\u8f91
\nint main(int argc, char* argv[]) {
\n \/\/ \u6821\u9a8c\u547d\u4ee4\u884c\u53c2\u6570：.\/dict_client server_ip server_port
\n if (argc != 3) {
\n Usage(argv[0]);
\n return 1;
\n }
\n string server_ip = argv[1];
\n uint16_t server_port = atoi(argv[2]);<\/p>\n\/\/ 1. \u521b\u5efaUDP Socket
\n int sockfd = socket(AF_INET, SOCK_DGRAM, 0);
\n if (sockfd < 0) {
\n cerr << "\u521b\u5efaSocket\u5931\u8d25：" << strerror(errno) << endl;
\n return 2;
\n }<\/p>\n\/\/ 2. \u586b\u5145\u670d\u52a1\u7aef\u5730\u5740\u7ed3\u6784
\n struct sockaddr_in server;
\n memset(&server, 0, sizeof(server));
\n server.sin_family = AF_INET;
\n server.sin_port = htons(server_port);
\n server.sin_addr.s_addr = inet_addr(server_ip.c_str());
\n if (server.sin_addr.s_addr == INADDR_NONE) {
\n cerr << "IP\u5730\u5740\u683c\u5f0f\u9519\u8bef" << endl;
\n close(sockfd);
\n return 3;
\n }<\/p>\ncout << "\u5ba2\u6237\u7aef\u542f\u52a8\u6210\u529f，\u8fde\u63a5\u670d\u52a1\u7aef：" << server_ip << ":" << server_port << endl;
\n cout << "\u8bf7\u8f93\u5165\u82f1\u6587\u5355\u8bcd（\u8f93\u5165q\u9000\u51fa）：" << endl;<\/p>\nstring word;
\n char buffer[DEFAULT_BUFF_SIZE] = {0};
\n while (true) {
\n cout << ">> ";
\n getline(cin, word);
\n \/\/ \u8f93\u5165q\u9000\u51fa
\n if (word == "q" || word == "Q") {
\n cout << "\u5ba2\u6237\u7aef\u9000\u51fa" << endl;
\n break;
\n }
\n if (word.empty()) {
\n continue;
\n }
\n \/\/ 3. \u53d1\u9001\u5355\u8bcd\u8bf7\u6c42\u5230\u670d\u52a1\u7aef
\n ssize_t n = sendto(sockfd, word.c_str(), word.size(), 0, (struct sockaddr*)&server, sizeof(server));
\n if (n < 0) {
\n cerr << "\u53d1\u9001\u5931\u8d25：" << strerror(errno) << endl;
\n continue;
\n }
\n \/\/ 4. \u63a5\u6536\u670d\u52a1\u7aef\u7684\u4e2d\u6587\u91ca\u4e49
\n struct sockaddr_in temp;
\n socklen_t temp_len = sizeof(temp);
\n ssize_t m = recvfrom(sockfd, buffer, sizeof(buffer)-1, 0, (struct sockaddr*)&temp, &temp_len);
\n if (m > 0) {
\n buffer[m] = 0;
\n cout << word << " \u2192 " << buffer << endl;
\n } else {
\n cerr << "\u63a5\u6536\u5931\u8d25：" << strerror(errno) << endl;
\n }
\n \/\/ \u6e05\u7a7a\u7f13\u51b2\u533a
\n memset(buffer, 0, sizeof(buffer));
\n }<\/p>\n\/\/ 5. \u5173\u95edSocket
\n close(sockfd);
\n return 0;
\n}<\/p>\n\u4e94\u3001\u7f16\u8bd1\u4e0e\u8fd0\u884c<\/h3>\n
1. \u7f16\u8bd1\u4ee3\u7801<\/h4>\n
# \u7f16\u8bd1\u670d\u52a1\u7aef
\ng++ -o dict_server dict_server.cpp -std=c++11
\n# \u7f16\u8bd1\u5ba2\u6237\u7aef
\ng++ -o dict_client dict_client.cpp -std=c++11<\/p>\n2. \u542f\u52a8\u670d\u52a1\u7aef<\/h4>\n
# \u65b9\u5f0f1：\u4f7f\u7528\u9ed8\u8ba4\u7aef\u53e38888
\n.\/dict_server
\n# \u65b9\u5f0f2：\u6307\u5b9a\u7aef\u53e3，\u59829999
\n.\/dict_server 9999<\/p>\n\u670d\u52a1\u7aef\u542f\u52a8\u6210\u529f\u4f1a\u8f93\u51fa：\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7dN\u4e2a\u5355\u8bcd + UDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：8888\u3002<\/p>\n
3. \u542f\u52a8\u5ba2\u6237\u7aef<\/h4>\n
\u672c\u5730\u6d4b\u8bd5（\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\u5728\u540c\u4e00\u53f0\u673a\u5668）：<\/p>\n
.\/dict_client 127.0.0.1 8888<\/p>\n
\u8fdc\u7a0b\u6d4b\u8bd5（\u670d\u52a1\u7aef\u5728\u963f\u91cc\u4e91\u670d\u52a1\u5668，\u5ba2\u6237\u7aef\u5728\u672c\u5730）：<\/p>\n
.\/dict_client \u963f\u91cc\u4e91\u670d\u52a1\u5668\u516c\u7f51IP 8888<\/p>\n
\u6ce8\u610f：\u963f\u91cc\u4e91\u670d\u52a1\u5668\u9700\u8981\u5728\u9632\u706b\u5899\u4e2d\u653e\u884c\u5bf9\u5e94\u7684\u7aef\u53e3（\u5982 8888），\u534f\u8bae\u4e3aUDP\u3002<\/p>\n
4. \u8fd0\u884c\u6548\u679c<\/h4>\n
\u5ba2\u6237\u7aef：<\/p>\n
\u5ba2\u6237\u7aef\u542f\u52a8\u6210\u529f，\u8fde\u63a5\u670d\u52a1\u7aef：127.0.0.1:8888
\n\u8bf7\u8f93\u5165\u82f1\u6587\u5355\u8bcd（\u8f93\u5165q\u9000\u51fa）：
\n>> apple
\napple \u2192 \u82f9\u679c
\n>> happy
\nhappy \u2192 \u5feb\u4e50\u7684
\n>> test
\ntest \u2192 \u672a\u67e5\u5230
\n>> q
\n\u5ba2\u6237\u7aef\u9000\u51fa<\/p>\n\u670d\u52a1\u7aef：<\/p>\n
\u5b57\u5178\u52a0\u8f7d\u5b8c\u6210，\u5171\u52a0\u8f7d10\u4e2a\u5355\u8bcd
\nUDP\u670d\u52a1\u7aef\u521d\u59cb\u5316\u6210\u529f，\u76d1\u542c\u7aef\u53e3：8888
\n[127.0.0.1:40652] \u67e5\u8bcd：apple \u2192 \u82f9\u679c
\n[127.0.0.1:40652] \u67e5\u8bcd：happy \u2192 \u5feb\u4e50\u7684
\n[127.0.0.1:40652] \u67e5\u8bcd：test \u2192 \u672a\u67e5\u5230<\/p>\n\u516d\u3001\u9879\u76ee\u6269\u5c55\u4e0e\u4f18\u5316<\/h3>\n
- \u652f\u6301\u591a\u5b57\u5178：\u4fee\u6539 Dict \u7c7b，\u652f\u6301\u52a0\u8f7d\u591a\u4e2a\u5b57\u5178\u6587\u4ef6，\u6216\u52a0\u8f7d\u4e2d\u82f1 \/ \u82f1\u4e2d\u53cc\u5411\u5b57\u5178<\/li>\n
- \u652f\u6301\u6a21\u7cca\u67e5\u8be2：\u5f53\u5355\u8bcd\u4e0d\u5b58\u5728\u65f6，\u8fd4\u56de\u76f8\u4f3c\u7684\u82f1\u6587\u5355\u8bcd，\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c<\/li>\n
- \u589e\u52a0\u65e5\u5fd7\u529f\u80fd：\u5c06\u670d\u52a1\u7aef\u7684\u65e5\u5fd7\u5199\u5165\u6587\u4ef6，\u800c\u975e\u4ec5\u6253\u5370\u5230\u7ec8\u7aef，\u65b9\u4fbf\u540e\u7eed\u6392\u67e5\u95ee\u9898<\/li>\n
- \u5f02\u5e38\u5904\u7406\u4f18\u5316：\u589e\u52a0\u5bf9\u5b57\u5178\u6587\u4ef6\u7a7a\u3001\u5355\u8bcd\u8fc7\u957f\u3001\u7f51\u7edc\u4e2d\u65ad\u7b49\u5f02\u5e38\u60c5\u51b5\u7684\u5904\u7406<\/li>\n
- \u652f\u6301 TCP \u534f\u8bae：\u5c06 UDP \u66ff\u6362\u4e3a TCP，\u5b9e\u73b0\u53ef\u9760\u7684\u67e5\u8bcd\u670d\u52a1，\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u53ef\u9760\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f<\/li>\n
- \u5ba2\u6237\u7aef\u4f18\u5316：\u589e\u52a0\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u3001\u8f93\u5165\u63d0\u793a\u3001\u5386\u53f2\u8bb0\u5f55\u7b49\u529f\u80fd<\/li>\n
\u4e03\u3001\u603b\u7ed3<\/h3>\n
\u672c\u6b21\u9879\u76ee\u57fa\u4e8e UDP Socket \u7f16\u7a0b\u5b9e\u73b0\u4e86\u7b80\u6613\u82f1\u8bd1\u6c49\u7ffb\u8bd1\u670d\u52a1\u5668，\u6838\u5fc3\u638c\u63e1\u4e86：<\/p>\n
- UDP Socket C\/S \u67b6\u6784\u7684\u5b9e\u9645\u5f00\u53d1\u6d41\u7a0b<\/li>\n
- \u7c7b\u7684\u5c01\u88c5\u601d\u60f3，\u5c06\u5b57\u5178\u548c\u7f51\u7edc\u901a\u4fe1\u5c01\u88c5\u4e3a\u72ec\u7acb\u7684\u7c7b，\u63d0\u9ad8\u4ee3\u7801\u590d\u7528\u6027<\/li>\n
- \u56de\u8c03\u51fd\u6570\u7684\u4f7f\u7528，\u5b9e\u73b0\u7f51\u7edc\u5c42\u4e0e\u4e1a\u52a1\u5c42\u7684\u89e3\u8026，\u8ba9 UdpServer \u7c7b\u66f4\u901a\u7528<\/li>\n
- \u54c8\u5e0c\u8868\u7684\u5b9e\u9645\u5e94\u7528，\u5229\u7528 unordered_map \u5b9e\u73b0\u9ad8\u6548\u7684\u952e\u503c\u5bf9\u67e5\u8be2<\/li>\n
- Linux \u4e0b\u6587\u4ef6\u64cd\u4f5c\u3001\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u3001\u7f51\u7edc\u5b57\u8282\u5e8f\u8f6c\u6362\u7684\u7efc\u5408\u4f7f\u7528<\/li>\n
\u4e0b\u4e00\u7bc7\u535a\u5ba2\u5c06\u5b9e\u73b0\u7b2c\u4e8c\u4e2a UDP Socket \u5b9e\u6218\u9879\u76ee \u2014\u2014\u7b80\u5355 UDP \u53cc\u5411\u901a\u4fe1\u7a0b\u5e8f，\u5728\u672c\u6b21\u9879\u76ee\u7684\u57fa\u7840\u4e0a，\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u7aef\u7684\u53cc\u5411\u5b9e\u65f6\u901a\u4fe1，\u8fdb\u4e00\u6b65\u638c\u63e1 UDP \u7684\u5168\u53cc\u5de5\u7279\u6027<\/p>\n
\u8001\u6837\u5b50，\u6211\u628a\u5b8c\u6574\u4ee3\u7801\u653e\u5728\u6700\u540e\u9762，\u8981\u662f\u5927\u5bb6\u89c9\u5f97\u9ebb\u70e6，\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u6211\u7684gitee(\u5728\u4e3b\u9875)\u54e6~~<\/p>\n
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