mirror of
https://github.com/yhirose/cpp-peglib.git
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960 lines
22 KiB
C++
960 lines
22 KiB
C++
//
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// httplib.h
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//
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// Copyright (c) 2012 Yuji Hirose. All rights reserved.
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// The Boost Software License 1.0
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//
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#ifndef _CPPHTTPLIB_HTTPSLIB_H_
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#define _CPPHTTPLIB_HTTPSLIB_H_
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#ifdef _MSC_VER
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#define _CRT_SECURE_NO_WARNINGS
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#define _CRT_NONSTDC_NO_DEPRECATE
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#ifndef SO_SYNCHRONOUS_NONALERT
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#define SO_SYNCHRONOUS_NONALERT 0x20;
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#endif
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#ifndef SO_OPENTYPE
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#define SO_OPENTYPE 0x7008
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#endif
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#if (_MSC_VER < 1900)
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#define snprintf _snprintf_s
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#endif
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#define S_ISREG(m) (((m)&S_IFREG)==S_IFREG)
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#define S_ISDIR(m) (((m)&S_IFDIR)==S_IFDIR)
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#include <fcntl.h>
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#include <io.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#undef min
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#undef max
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typedef SOCKET socket_t;
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#else
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#include <pthread.h>
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#include <unistd.h>
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#include <netdb.h>
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#include <cstring>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <sys/socket.h>
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typedef int socket_t;
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#endif
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#include <fstream>
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#include <functional>
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#include <map>
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#include <memory>
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#include <regex>
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#include <string>
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#include <sys/stat.h>
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#include <assert.h>
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namespace httplib
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{
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typedef std::map<std::string, std::string> Map;
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typedef std::multimap<std::string, std::string> MultiMap;
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typedef std::smatch Match;
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struct Request {
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std::string method;
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std::string url;
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MultiMap headers;
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std::string body;
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Map params;
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Match matches;
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bool has_header(const char* key) const;
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std::string get_header_value(const char* key) const;
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void set_header(const char* key, const char* val);
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bool has_param(const char* key) const;
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};
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struct Response {
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int status;
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MultiMap headers;
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std::string body;
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bool has_header(const char* key) const;
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std::string get_header_value(const char* key) const;
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void set_header(const char* key, const char* val);
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void set_redirect(const char* url);
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void set_content(const char* s, size_t n, const char* content_type);
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void set_content(const std::string& s, const char* content_type);
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Response() : status(-1) {}
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};
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class Server {
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public:
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typedef std::function<void (const Request&, Response&)> Handler;
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typedef std::function<void (const Request&, const Response&)> Logger;
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Server();
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void get(const char* pattern, Handler handler);
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void post(const char* pattern, Handler handler);
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bool set_base_dir(const char* path);
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void set_error_handler(Handler handler);
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void set_logger(Logger logger);
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bool listen(const char* host, int port);
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void stop();
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private:
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typedef std::vector<std::pair<std::regex, Handler>> Handlers;
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void process_request(FILE* fp_read, FILE* fp_write);
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bool read_request_line(FILE* fp, Request& req);
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bool routing(Request& req, Response& res);
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bool handle_file_request(Request& req, Response& res);
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bool dispatch_request(Request& req, Response& res, Handlers& handlers);
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socket_t svr_sock_;
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std::string base_dir_;
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Handlers get_handlers_;
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Handlers post_handlers_;
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Handler error_handler_;
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Logger logger_;
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};
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class Client {
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public:
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Client(const char* host, int port);
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std::shared_ptr<Response> get(const char* url);
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std::shared_ptr<Response> head(const char* url);
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std::shared_ptr<Response> post(const char* url, const std::string& body, const char* content_type);
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std::shared_ptr<Response> post(const char* url, const Map& params);
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bool send(const Request& req, Response& res);
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private:
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bool read_response_line(FILE* fp, Response& res);
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const std::string host_;
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const int port_;
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};
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// Implementation
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namespace detail {
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template <class Fn>
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void split(const char* b, const char* e, char d, Fn fn)
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{
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int i = 0;
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int beg = 0;
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while (e ? (b + i != e) : (b[i] != '\0')) {
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if (b[i] == d) {
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fn(&b[beg], &b[i]);
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beg = i + 1;
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}
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i++;
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}
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if (i) {
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fn(&b[beg], &b[i]);
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}
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}
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template <typename T>
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inline bool read_and_close_socket(socket_t sock, T callback)
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{
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FILE* fp_read;
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FILE* fp_write;
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#ifdef _MSC_VER
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int osfhandle = _open_osfhandle(sock, _O_RDONLY);
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fp_read = _fdopen(osfhandle, "rb");
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fp_write = _fdopen(osfhandle, "wb");
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#else
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fp_read = fdopen(sock, "rb");
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fp_write = fdopen(sock, "wb");
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#endif
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auto ret = callback(fp_read, fp_write);
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#ifdef _MSC_VER
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sock = osfhandle;
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#else
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fclose(fp_read);
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fclose(fp_write);
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#endif
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return ret;
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}
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inline int shutdown_socket(socket_t sock)
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{
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#ifdef _MSC_VER
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return shutdown(sock, SD_BOTH);
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#else
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return shutdown(sock, SHUT_RDWR);
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#endif
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}
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inline int close_socket(socket_t sock)
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{
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#ifdef _MSC_VER
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return closesocket(sock);
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#else
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return close(sock);
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#endif
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}
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template <typename Fn>
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socket_t create_socket(const char* host, int port, Fn fn)
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{
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#ifdef _MSC_VER
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int opt = SO_SYNCHRONOUS_NONALERT;
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setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE, (char*)&opt, sizeof(opt));
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#endif
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// Get address info
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struct addrinfo hints;
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struct addrinfo *result;
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memset(&hints, 0, sizeof(struct addrinfo));
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hints.ai_family = AF_UNSPEC;
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_flags = 0;
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hints.ai_protocol = 0;
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auto service = std::to_string(port);
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if (getaddrinfo(host, service.c_str(), &hints, &result)) {
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return -1;
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}
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for (auto rp = result; rp; rp = rp->ai_next) {
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// Create a socket
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auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
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if (sock == -1) {
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continue;
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}
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// Make 'reuse address' option available
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int yes = 1;
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setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, reinterpret_cast<char*>(&yes), sizeof(yes));
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// bind or connect
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if (fn(sock, *rp)) {
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freeaddrinfo(result);
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return sock;
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}
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close_socket(sock);
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}
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freeaddrinfo(result);
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return -1;
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}
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inline socket_t create_server_socket(const char* host, int port)
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{
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return create_socket(host, port, [](socket_t sock, struct addrinfo& ai) -> socket_t {
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if (::bind(sock, ai.ai_addr, ai.ai_addrlen)) {
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return false;
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}
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if (listen(sock, 5)) { // Listen through 5 channels
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return false;
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}
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return true;
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});
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}
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inline socket_t create_client_socket(const char* host, int port)
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{
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return create_socket(host, port, [](socket_t sock, struct addrinfo& ai) -> socket_t {
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if (connect(sock, ai.ai_addr, ai.ai_addrlen)) {
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return false;
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}
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return true;
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});
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}
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inline bool is_file(const std::string& s)
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{
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struct stat st;
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return stat(s.c_str(), &st) >= 0 && S_ISREG(st.st_mode);
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}
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inline bool is_dir(const std::string& s)
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{
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struct stat st;
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return stat(s.c_str(), &st) >= 0 && S_ISDIR(st.st_mode);
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}
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inline void read_file(const std::string& path, std::string& out)
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{
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std::ifstream fs(path, std::ios_base::binary);
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fs.seekg(0, std::ios_base::end);
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auto size = fs.tellg();
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fs.seekg(0);
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out.resize(static_cast<size_t>(size));
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fs.read(&out[0], size);
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}
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inline std::string get_file_extention(const std::string& path)
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{
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std::smatch m;
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auto pat = std::regex("\\.([a-zA-Z0-9]+)$");
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auto ret = std::regex_search(path, m, pat);
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std::string content_type;
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if (ret) {
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return m[1].str();
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}
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return std::string();
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}
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inline const char* get_content_type_from_file_extention(const std::string& ext)
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{
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if (ext == "html") {
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return "text/html";
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}
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return "text/plain";
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}
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inline const char* status_message(int status)
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{
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switch (status) {
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case 200: return "OK";
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case 400: return "Bad Request";
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case 404: return "Not Found";
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default:
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case 500: return "Internal Server Error";
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}
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}
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inline const char* get_header_value(const MultiMap& map, const char* key, const char* def)
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{
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auto it = map.find(key);
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if (it != map.end()) {
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return it->second.c_str();
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}
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return def;
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}
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inline size_t get_header_value_int(const MultiMap& map, const char* key, size_t def)
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{
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auto it = map.find(key);
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if (it != map.end()) {
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return static_cast<size_t>(std::stoul(it->second));
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}
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return def;
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}
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inline bool read_headers(FILE* fp, MultiMap& headers)
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{
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static std::regex re("(.+?): (.+?)\r\n");
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const auto BUFSIZ_HEADER = 2048;
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char buf[BUFSIZ_HEADER];
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for (;;) {
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if (!fgets(buf, BUFSIZ_HEADER, fp)) {
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return false;
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}
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if (!strcmp(buf, "\r\n")) {
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break;
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}
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std::cmatch m;
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if (std::regex_match(buf, m, re)) {
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auto key = std::string(m[1]);
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auto val = std::string(m[2]);
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headers.insert(std::make_pair(key, val));
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}
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}
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return true;
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}
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template <typename T>
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bool read_content(T& x, FILE* fp)
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{
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auto len = get_header_value_int(x.headers, "Content-Length", 0);
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if (len) {
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x.body.assign(len, 0);
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if (!fread(&x.body[0], x.body.size(), 1, fp)) {
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return false;
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}
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}
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return true;
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}
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template <typename T>
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inline void write_headers(FILE* fp, const T& res)
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{
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fprintf(fp, "Connection: close\r\n");
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for (const auto& x: res.headers) {
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if (x.first != "Content-Type" && x.first != "Content-Length") {
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fprintf(fp, "%s: %s\r\n", x.first.c_str(), x.second.c_str());
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}
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}
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auto t = get_header_value(res.headers, "Content-Type", "text/plain");
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fprintf(fp, "Content-Type: %s\r\n", t);
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fprintf(fp, "Content-Length: %ld\r\n", res.body.size());
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fprintf(fp, "\r\n");
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}
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inline void write_response(FILE* fp, const Request& req, const Response& res)
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{
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fprintf(fp, "HTTP/1.0 %d %s\r\n", res.status, status_message(res.status));
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write_headers(fp, res);
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if (!res.body.empty() && req.method != "HEAD") {
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fprintf(fp, "%s", res.body.c_str());
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}
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}
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inline std::string encode_url(const std::string& s)
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{
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std::string result;
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for (size_t i = 0; s[i]; i++) {
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switch (s[i]) {
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case ' ': result += "+"; break;
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case '\'': result += "%27"; break;
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case ',': result += "%2C"; break;
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case ':': result += "%3A"; break;
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case ';': result += "%3B"; break;
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default:
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if (s[i] < 0) {
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result += '%';
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char hex[4];
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auto len = static_cast<size_t>(snprintf(hex, sizeof(hex), "%02X", static_cast<unsigned char>(s[i])));
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assert(len == 2);
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result.append(hex, len);
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} else {
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result += s[i];
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}
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break;
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}
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}
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return result;
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}
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inline bool is_hex(char c, int& v)
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{
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if (0x20 <= c && isdigit(c)) {
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v = c - '0';
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return true;
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} else if ('A' <= c && c <= 'F') {
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v = c - 'A' + 10;
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return true;
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} else if ('a' <= c && c <= 'f') {
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v = c - 'a' + 10;
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return true;
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}
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return false;
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}
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inline size_t from_hex_to_i(const std::string& s, size_t i, int cnt, int& val)
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{
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val = 0;
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for ( ; s[i] && cnt; i++, cnt--) {
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int v = 0;
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if (is_hex(s[i], v)) {
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val = val * 16 + v;
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} else {
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break;
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}
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}
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return --i;
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}
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inline size_t to_utf8(int code, char* buff)
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{
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if (code < 0x0080) {
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buff[0] = (code & 0x7F);
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return 1;
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} else if (code < 0x0800) {
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buff[0] = static_cast<char>(0xC0 | ((code >> 6) & 0x1F));
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buff[1] = static_cast<char>(0x80 | (code & 0x3F));
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return 2;
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} else if (code < 0xD800) {
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buff[0] = static_cast<char>(0xE0 | ((code >> 12) & 0xF));
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buff[1] = static_cast<char>(0x80 | ((code >> 6) & 0x3F));
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buff[2] = static_cast<char>(0x80 | (code & 0x3F));
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return 3;
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} else if (code < 0xE000) { // D800 - DFFF is invalid...
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return 0;
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} else if (code < 0x10000) {
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buff[0] = static_cast<char>(0xE0 | ((code >> 12) & 0xF));
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buff[1] = static_cast<char>(0x80 | ((code >> 6) & 0x3F));
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buff[2] = static_cast<char>(0x80 | (code & 0x3F));
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return 3;
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} else if (code < 0x110000) {
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buff[0] = static_cast<char>(0xF0 | ((code >> 18) & 0x7));
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buff[1] = static_cast<char>(0x80 | ((code >> 12) & 0x3F));
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buff[2] = static_cast<char>(0x80 | ((code >> 6) & 0x3F));
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buff[3] = static_cast<char>(0x80 | (code & 0x3F));
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return 4;
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}
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// NOTREACHED
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return 0;
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}
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inline std::string decode_url(const std::string& s)
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{
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std::string result;
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for (size_t i = 0; s[i]; i++) {
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if (s[i] == '%') {
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i++;
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assert(s[i]);
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if (s[i] == '%') {
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result += s[i];
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} else if (s[i] == 'u') {
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// Unicode
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i++;
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assert(s[i]);
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int val = 0;
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i = from_hex_to_i(s, i, 4, val);
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char buff[4];
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size_t len = to_utf8(val, buff);
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if (len > 0) {
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result.append(buff, len);
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}
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} else {
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// HEX
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int val = 0;
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i = from_hex_to_i(s, i, 2, val);
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result += static_cast<char>(val);
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}
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} else if (s[i] == '+') {
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result += ' ';
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} else {
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result += s[i];
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}
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|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
inline void write_request(FILE* fp, const Request& req)
|
|
{
|
|
auto url = encode_url(req.url);
|
|
fprintf(fp, "%s %s HTTP/1.0\r\n", req.method.c_str(), url.c_str());
|
|
|
|
write_headers(fp, req);
|
|
|
|
if (!req.body.empty()) {
|
|
if (req.has_header("application/x-www-form-urlencoded")) {
|
|
fprintf(fp, "%s", encode_url(req.body).c_str());
|
|
} else {
|
|
fprintf(fp, "%s", req.body.c_str());
|
|
}
|
|
}
|
|
}
|
|
|
|
inline void parse_query_text(const std::string& s, Map& params)
|
|
{
|
|
split(&s[0], &s[s.size()], '&', [&](const char* b, const char* e) {
|
|
std::string key;
|
|
std::string val;
|
|
split(b, e, '=', [&](const char* b2, const char* e2) {
|
|
if (key.empty()) {
|
|
key.assign(b2, e2);
|
|
} else {
|
|
val.assign(b2, e2);
|
|
}
|
|
});
|
|
params[key] = detail::decode_url(val);
|
|
});
|
|
}
|
|
|
|
#ifdef _MSC_VER
|
|
class WSInit {
|
|
public:
|
|
WSInit::WSInit() {
|
|
WSADATA wsaData;
|
|
WSAStartup(0x0002, &wsaData);
|
|
}
|
|
|
|
WSInit::~WSInit() {
|
|
WSACleanup();
|
|
}
|
|
};
|
|
|
|
static WSInit wsinit_;
|
|
#endif
|
|
|
|
} // namespace detail
|
|
|
|
// Request implementation
|
|
inline bool Request::has_header(const char* key) const
|
|
{
|
|
return headers.find(key) != headers.end();
|
|
}
|
|
|
|
inline std::string Request::get_header_value(const char* key) const
|
|
{
|
|
return detail::get_header_value(headers, key, "");
|
|
}
|
|
|
|
inline void Request::set_header(const char* key, const char* val)
|
|
{
|
|
headers.insert(std::make_pair(key, val));
|
|
}
|
|
|
|
inline bool Request::has_param(const char* key) const
|
|
{
|
|
return params.find(key) != params.end();
|
|
}
|
|
|
|
// Response implementation
|
|
inline bool Response::has_header(const char* key) const
|
|
{
|
|
return headers.find(key) != headers.end();
|
|
}
|
|
|
|
inline std::string Response::get_header_value(const char* key) const
|
|
{
|
|
return detail::get_header_value(headers, key, "");
|
|
}
|
|
|
|
inline void Response::set_header(const char* key, const char* val)
|
|
{
|
|
headers.insert(std::make_pair(key, val));
|
|
}
|
|
|
|
inline void Response::set_redirect(const char* url)
|
|
{
|
|
set_header("Location", url);
|
|
status = 302;
|
|
}
|
|
|
|
inline void Response::set_content(const char* s, size_t n, const char* content_type)
|
|
{
|
|
body.assign(s, n);
|
|
set_header("Content-Type", content_type);
|
|
}
|
|
|
|
inline void Response::set_content(const std::string& s, const char* content_type)
|
|
{
|
|
body = s;
|
|
set_header("Content-Type", content_type);
|
|
}
|
|
|
|
// HTTP server implementation
|
|
inline Server::Server()
|
|
: svr_sock_(-1)
|
|
{
|
|
}
|
|
|
|
inline void Server::get(const char* pattern, Handler handler)
|
|
{
|
|
get_handlers_.push_back(std::make_pair(std::regex(pattern), handler));
|
|
}
|
|
|
|
inline void Server::post(const char* pattern, Handler handler)
|
|
{
|
|
post_handlers_.push_back(std::make_pair(std::regex(pattern), handler));
|
|
}
|
|
|
|
inline bool Server::set_base_dir(const char* path)
|
|
{
|
|
if (detail::is_dir(path)) {
|
|
base_dir_ = path;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
inline void Server::set_error_handler(Handler handler)
|
|
{
|
|
error_handler_ = handler;
|
|
}
|
|
|
|
inline void Server::set_logger(Logger logger)
|
|
{
|
|
logger_ = logger;
|
|
}
|
|
|
|
inline bool Server::listen(const char* host, int port)
|
|
{
|
|
svr_sock_ = detail::create_server_socket(host, port);
|
|
if (svr_sock_ == -1) {
|
|
return false;
|
|
}
|
|
|
|
auto ret = true;
|
|
|
|
for (;;) {
|
|
socket_t sock = accept(svr_sock_, NULL, NULL);
|
|
|
|
if (sock == -1) {
|
|
if (svr_sock_ != -1) {
|
|
detail::close_socket(svr_sock_);
|
|
ret = false;
|
|
} else {
|
|
; // The server socket was closed by user.
|
|
}
|
|
break;
|
|
}
|
|
|
|
// TODO: should be async
|
|
detail::read_and_close_socket(sock, [this](FILE* fp_read, FILE* fp_write) {
|
|
process_request(fp_read, fp_write);
|
|
return true;
|
|
});
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
inline void Server::stop()
|
|
{
|
|
detail::shutdown_socket(svr_sock_);
|
|
detail::close_socket(svr_sock_);
|
|
svr_sock_ = -1;
|
|
}
|
|
|
|
inline bool Server::read_request_line(FILE* fp, Request& req)
|
|
{
|
|
const auto BUFSIZ_REQUESTLINE = 2048;
|
|
char buf[BUFSIZ_REQUESTLINE];
|
|
if (!fgets(buf, BUFSIZ_REQUESTLINE, fp)) {
|
|
return false;
|
|
}
|
|
|
|
static std::regex re("(GET|HEAD|POST) ([^?]+)(?:\\?(.+?))? HTTP/1\\.[01]\r\n");
|
|
|
|
std::cmatch m;
|
|
if (std::regex_match(buf, m, re)) {
|
|
req.method = std::string(m[1]);
|
|
req.url = detail::decode_url(m[2]);
|
|
|
|
// Parse query text
|
|
auto len = std::distance(m[3].first, m[3].second);
|
|
if (len > 0) {
|
|
detail::parse_query_text(m[3], req.params);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
inline bool Server::handle_file_request(Request& req, Response& res)
|
|
{
|
|
if (!base_dir_.empty()) {
|
|
std::string path = base_dir_ + req.url;
|
|
|
|
if (!path.empty() && path.back() == '/') {
|
|
path += "index.html";
|
|
}
|
|
|
|
if (detail::is_file(path)) {
|
|
detail::read_file(path, res.body);
|
|
res.set_header("Content-Type",
|
|
detail::get_content_type_from_file_extention(
|
|
detail::get_file_extention(path)));
|
|
res.status = 200;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
inline bool Server::routing(Request& req, Response& res)
|
|
{
|
|
if (req.method == "GET" && handle_file_request(req, res)) {
|
|
return true;
|
|
}
|
|
|
|
if (req.method == "GET" || req.method == "HEAD") {
|
|
return dispatch_request(req, res, get_handlers_);
|
|
} else if (req.method == "POST") {
|
|
return dispatch_request(req, res, post_handlers_);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
inline bool Server::dispatch_request(Request& req, Response& res, Handlers& handlers)
|
|
{
|
|
for (const auto& x: handlers) {
|
|
const auto& pattern = x.first;
|
|
const auto& handler = x.second;
|
|
|
|
if (std::regex_match(req.url, req.matches, pattern)) {
|
|
handler(req, res);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
inline void Server::process_request(FILE* fp_read, FILE* fp_write)
|
|
{
|
|
Request req;
|
|
Response res;
|
|
|
|
if (!read_request_line(fp_read, req) ||
|
|
!detail::read_headers(fp_read, req.headers)) {
|
|
return;
|
|
}
|
|
|
|
if (req.method == "POST") {
|
|
if (!detail::read_content(req, fp_read)) {
|
|
return;
|
|
}
|
|
static std::string type = "application/x-www-form-urlencoded";
|
|
if (!req.get_header_value("Content-Type").compare(0, type.size(), type)) {
|
|
detail::parse_query_text(req.body, req.params);
|
|
}
|
|
}
|
|
|
|
if (routing(req, res)) {
|
|
if (res.status == -1) {
|
|
res.status = 200;
|
|
}
|
|
} else {
|
|
res.status = 404;
|
|
}
|
|
assert(res.status != -1);
|
|
|
|
if (400 <= res.status && error_handler_) {
|
|
error_handler_(req, res);
|
|
}
|
|
|
|
detail::write_response(fp_write, req, res);
|
|
fflush(fp_write);
|
|
|
|
if (logger_) {
|
|
logger_(req, res);
|
|
}
|
|
}
|
|
|
|
// HTTP client implementation
|
|
inline Client::Client(const char* host, int port)
|
|
: host_(host)
|
|
, port_(port)
|
|
{
|
|
}
|
|
|
|
inline bool Client::read_response_line(FILE* fp, Response& res)
|
|
{
|
|
const auto BUFSIZ_RESPONSELINE = 2048;
|
|
char buf[BUFSIZ_RESPONSELINE];
|
|
if (!fgets(buf, BUFSIZ_RESPONSELINE, fp)) {
|
|
return false;
|
|
}
|
|
|
|
const static std::regex re("HTTP/1\\.[01] (\\d+?) .+\r\n");
|
|
|
|
std::cmatch m;
|
|
if (std::regex_match(buf, m, re)) {
|
|
res.status = std::stoi(std::string(m[1]));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
inline bool Client::send(const Request& req, Response& res)
|
|
{
|
|
auto sock = detail::create_client_socket(host_.c_str(), port_);
|
|
if (sock == -1) {
|
|
return false;
|
|
}
|
|
|
|
return detail::read_and_close_socket(sock, [&](FILE* fp_read, FILE* fp_write) {
|
|
// Send request
|
|
detail::write_request(fp_write, req);
|
|
fflush(fp_write);
|
|
|
|
// Receive response
|
|
if (!read_response_line(fp_read, res) ||
|
|
!detail::read_headers(fp_read, res.headers)) {
|
|
return false;
|
|
}
|
|
if (req.method != "HEAD") {
|
|
if (!detail::read_content(res, fp_read)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
});
|
|
}
|
|
|
|
inline std::shared_ptr<Response> Client::get(const char* url)
|
|
{
|
|
Request req;
|
|
req.method = "GET";
|
|
req.url = url;
|
|
|
|
auto res = std::make_shared<Response>();
|
|
|
|
return send(req, *res) ? res : nullptr;
|
|
}
|
|
|
|
inline std::shared_ptr<Response> Client::head(const char* url)
|
|
{
|
|
Request req;
|
|
req.method = "HEAD";
|
|
req.url = url;
|
|
|
|
auto res = std::make_shared<Response>();
|
|
|
|
return send(req, *res) ? res : nullptr;
|
|
}
|
|
|
|
inline std::shared_ptr<Response> Client::post(
|
|
const char* url, const std::string& body, const char* content_type)
|
|
{
|
|
Request req;
|
|
req.method = "POST";
|
|
req.url = url;
|
|
req.set_header("Content-Type", content_type);
|
|
req.body = body;
|
|
|
|
auto res = std::make_shared<Response>();
|
|
|
|
return send(req, *res) ? res : nullptr;
|
|
}
|
|
|
|
inline std::shared_ptr<Response> Client::post(
|
|
const char* url, const Map& params)
|
|
{
|
|
std::string query;
|
|
for (auto it = params.begin(); it != params.end(); ++it) {
|
|
if (it != params.begin()) {
|
|
query += "&";
|
|
}
|
|
query += it->first;
|
|
query += "=";
|
|
query += it->second;
|
|
}
|
|
|
|
return post(url, query, "application/x-www-form-urlencoded");
|
|
}
|
|
|
|
} // namespace httplib
|
|
|
|
#endif
|
|
|
|
// vim: et ts=4 sw=4 cin cino={1s ff=unix
|