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‎.gitignore

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build/
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compile_commands.json
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*.tmp
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*.gch

‎CMakeLists.txt

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##
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## Project CppSockets, 2022
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##
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## Author Francois Michaut
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##
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## Started on Sun Aug 28 19:26:51 2022 Francois Michaut
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## Last update Thu Sep 15 14:08:03 2022 Francois Michaut
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##
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## CMakeLists.txt : CMake to build the CppSockets library
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##
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cmake_minimum_required (VERSION 3.15)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED True)
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
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project(LibCppSockets VERSION 0.1.0 LANGUAGES C CXX)
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configure_file(include/CppSockets/Version.hpp.in CppSockets/Version.hpp)
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include_directories(${CMAKE_CURRENT_BINARY_DIR} "${CMAKE_CURRENT_SOURCE_DIR}/include")
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add_library(cppsockets
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source/Address.cpp
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source/IPv4.cpp
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source/Socket.cpp
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source/TlsSocket.cpp
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)
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add_custom_target(test
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COMMAND ${CMAKE_COMMAND}
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-B "${CMAKE_CURRENT_BINARY_DIR}/tests"
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-S "${CMAKE_CURRENT_SOURCE_DIR}/tests"
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-G ${CMAKE_GENERATOR}
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COMMAND ${CMAKE_COMMAND} -E cmake_echo_color
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--switch=$(COLOR) --cyan "Building tests..."
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COMMAND ${CMAKE_COMMAND}
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--build "${CMAKE_CURRENT_BINARY_DIR}/tests"
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COMMAND ${CMAKE_MAKE_PROGRAM}
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-C "${CMAKE_CURRENT_BINARY_DIR}/tests" test
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)

‎include/CppSockets/Address.hpp

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/*
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** Project CppSockets, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sun Feb 13 17:09:05 2022 Francois Michaut
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** Last update Mon Aug 29 20:46:03 2022 Francois Michaut
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**
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** Address.hpp : Interface to represent network addresses
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*/
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#pragma once
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#include <string>
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#include <type_traits>
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namespace CppSockets {
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class IAddress {
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public:
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[[nodiscard]]
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virtual std::uint32_t getAddress() const = 0;
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[[nodiscard]]
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virtual int getFamily() const = 0;
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[[nodiscard]]
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virtual const std::string &toString() const = 0;
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};
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class IEndpoint {
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public:
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[[nodiscard]]
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virtual int getPort() const = 0;
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[[nodiscard]]
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virtual const IAddress &getAddr() const = 0;
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[[nodiscard]]
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virtual const std::string &toString() const = 0;
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protected:
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[[nodiscard]]
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std::string makeString() const;
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};
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template <class T>
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class Endpoint : public IEndpoint {
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static_assert(std::is_base_of<IAddress, T>::value,
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"Endpoint address must derive from IAddress"
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);
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public:
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Endpoint(T addr, int port) :
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addr(std::move(addr)), port(port), str(makeString())
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{};
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[[nodiscard]]
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int getPort() const override {
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return port;
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}
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[[nodiscard]]
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const T &getAddr() const override {
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return addr;
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}
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[[nodiscard]]
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const std::string &toString() const override {
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return str;
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}
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private:
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int port;
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T addr;
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std::string str;
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};
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}

‎include/CppSockets/IPv4.hpp

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/*
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** Project CppSockets, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sun Feb 13 17:05:02 2022 Francois Michaut
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** Last update Wed Sep 14 22:28:32 2022 Francois Michaut
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**
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** IPv4.hpp : Class used to represent and manipulate IPv4 addresses
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*/
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#pragma once
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#include "CppSockets/Address.hpp"
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namespace CppSockets {
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class IPv4 : public IAddress {
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public:
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explicit IPv4(std::uint32_t addr);
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explicit IPv4(const char *addr);
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[[nodiscard]]
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std::uint32_t getAddress() const override;
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[[nodiscard]]
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int getFamily() const override;
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[[nodiscard]]
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const std::string &toString() const override;
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private:
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std::uint32_t addr;
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std::string str;
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};
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}

‎include/CppSockets/Socket.hpp

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/*
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** Project CppSockets, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sat Jan 15 01:17:42 2022 Francois Michaut
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** Last update Wed Sep 14 22:18:29 2022 Francois Michaut
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**
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** Socket.hpp : Portable C++ socket class
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*/
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#pragma once
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#ifdef _WIN32
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#define NOMINMAX
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#include <winsock2.h>
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using RawSocketType=SOCKET;
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using socklen_t=int;
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#else
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#include <sys/socket.h>
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using RawSocketType=int;
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#endif
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#include <memory>
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#include "CppSockets/Address.hpp"
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namespace CppSockets {
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class Socket {
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public:
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Socket(int domain, int type, int protocol);
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~Socket();
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Socket(const Socket &other) = delete;
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Socket(Socket &&other) noexcept;
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Socket &operator=(const Socket &other) = delete;
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Socket &operator=(Socket &&other) noexcept;
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std::string read(std::size_t len = -1);
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std::size_t read(char *buff, std::size_t size);
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std::size_t write(const std::string &buff);
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std::size_t write(const char *buff, std::size_t len);
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int getsockopt(int level, int optname, void *optval, socklen_t *optlen);
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int setsockopt(int level, int optname, const void *optval, socklen_t optlen);
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int connect(const IEndpoint &endpoint);
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int connect(const std::string &addr, int port);
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int bind(std::uint32_t addr, int port); // TODO remove ?
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int bind(const IEndpoint &endpoint);
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int bind(const std::string &addr, int port);
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int listen(int backlog);
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std::shared_ptr<Socket> accept(void *addr_out);
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void set_blocking(bool val);
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[[nodiscard]]
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RawSocketType get_fd() const; // TODO check if windows SOCKET can be
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// converted to int
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[[nodiscard]]
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int get_type() const;
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[[nodiscard]]
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int get_domain() const;
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[[nodiscard]]
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int get_protocol() const;
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[[nodiscard]]
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bool connected() const;
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private:
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Socket(int domain, int type, int protocol, int sockfd);
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static void init();
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static int getsockopt(int fd, int level, int optname, void *optval, socklen_t *optlen);
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static int get_errno();
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static char *strerror(int err);
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static char *strerror();
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int domain;
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int type;
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int protocol;
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RawSocketType sockfd;
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bool is_connected = false;
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};
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}

‎include/CppSockets/Version.hpp.in

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/*
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** Project CppSockets, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sun Aug 28 19:32:30 2022 Francois Michaut
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** Last update Wed Sep 14 22:26:40 2022 Francois Michaut
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**
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** Version.hpp.in : Library version
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*/
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#pragma once
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#define LIB_CPP_SOCKET_MAJOR @LibCppSocket_VERSION_MAJOR@
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#define LIB_CPP_SOCKET_MINOR @LibCppSocket_VERSION_MINOR@
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#define LIB_CPP_SOCKET_PATCH @LibCppSocket_VERSION_PATCH@

‎source/Address.cpp

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/*
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** Project CppSocket, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sun Feb 13 22:03:32 2022 Francois Michaut
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** Last update Mon Aug 29 20:45:51 2022 Francois Michaut
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**
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** Address.cpp : Implementation of generic Address classes & functions
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*/
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#include "CppSockets/Address.hpp"
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namespace CppSockets {
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std::string IEndpoint::makeString() const {
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return this->getAddr().toString() + ":" + std::to_string(this->getPort());
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}
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}

‎source/IPv4.cpp

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/*
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** Project CppSocket, 2022
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**
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** Author Francois Michaut
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**
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** Started on Sun Feb 13 18:52:28 2022 Francois Michaut
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** Last update Mon Aug 29 20:45:54 2022 Francois Michaut
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**
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** IPv4.cpp : Implementation of IPv4 class
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*/
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#include "CppSockets/IPv4.hpp"
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#include "CppSockets/Socket.hpp"
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#include <arpa/inet.h>
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namespace CppSockets {
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IPv4::IPv4(std::uint32_t addr) :
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addr(htonl(addr))
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{
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struct in_addr tmp {this->addr};
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str = inet_ntoa(tmp);
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}
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IPv4::IPv4(const char *addr) :
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addr(inet_addr(addr))
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{}
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std::uint32_t IPv4::getAddress() const {
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return addr;
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}
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const std::string &IPv4::toString() const {
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return str;
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}
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int IPv4::getFamily() const {
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return AF_INET;
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}
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}

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