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ImHex/lib/libimhex/source/helpers/socket.cpp

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#include <hex/helpers/socket.hpp>
#include <hex/helpers/utils.hpp>
#include <hex/helpers/logger.hpp>
namespace hex {
Socket::Socket(const std::string &address, u16 port) {
#if defined(OS_WINDOWS)
FIRST_TIME {
WSAData wsa;
WSAStartup(MAKEWORD(2, 2), &wsa);
};
FINAL_CLEANUP {
WSACleanup();
};
#endif
this->connect(address, port);
}
Socket::Socket(Socket &&other) noexcept {
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this->m_socket = other.m_socket;
this->m_connected = other.m_connected;
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other.m_socket = SOCKET_NONE;
}
Socket::~Socket() {
this->disconnect();
}
void Socket::writeBytes(const std::vector<u8> &bytes) const {
if (!this->isConnected()) return;
::send(this->m_socket, reinterpret_cast<const char *>(bytes.data()), bytes.size(), 0);
}
void Socket::writeString(const std::string &string) const {
if (!this->isConnected()) return;
::send(this->m_socket, string.c_str(), string.length(), 0);
}
std::vector<u8> Socket::readBytes(size_t size) const {
std::vector<u8> data;
data.resize(size);
auto receivedSize = ::recv(this->m_socket, reinterpret_cast<char *>(data.data()), size, 0);
if (receivedSize < 0)
return {};
data.resize(receivedSize);
return data;
}
std::string Socket::readString(size_t size) const {
auto bytes = readBytes(size);
std::string result;
std::copy(bytes.begin(), bytes.end(), std::back_inserter(result));
return result;
}
bool Socket::isConnected() const {
return this->m_connected;
}
void Socket::connect(const std::string &address, u16 port) {
this->m_socket = ::socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
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if (this->m_socket == SOCKET_NONE)
return;
sockaddr_in client = { };
client.sin_family = AF_INET;
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client.sin_port = htons(port);
#if defined(OS_WINDOWS)
client.sin_addr.S_un.S_addr = ::inet_addr(address.c_str());
#else
client.sin_addr.s_addr = ::inet_addr(address.c_str());
#endif
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this->m_connected = ::connect(this->m_socket, reinterpret_cast<sockaddr *>(&client), sizeof(client)) == 0;
}
void Socket::disconnect() {
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if (this->m_socket != SOCKET_NONE) {
#if defined(OS_WINDOWS)
closesocket(this->m_socket);
#else
close(this->m_socket);
#endif
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}
this->m_connected = false;
}
}