diff options
Diffstat (limited to 'source/OSSupport/Socket.cpp')
-rw-r--r-- | source/OSSupport/Socket.cpp | 396 |
1 files changed, 0 insertions, 396 deletions
diff --git a/source/OSSupport/Socket.cpp b/source/OSSupport/Socket.cpp deleted file mode 100644 index 48b5d704d..000000000 --- a/source/OSSupport/Socket.cpp +++ /dev/null @@ -1,396 +0,0 @@ - -#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules - -#include "Socket.h" - -#ifndef _WIN32 - #include <netdb.h> - #include <unistd.h> - #include <arpa/inet.h> //inet_ntoa() -#else - #define socklen_t int -#endif - - - - - -cSocket::cSocket(xSocket a_Socket) - : m_Socket(a_Socket) -{ -} - - - - - -cSocket::~cSocket() -{ - // Do NOT close the socket; this class is an API wrapper, not a RAII! -} - - - - - -cSocket::operator cSocket::xSocket() const -{ - return m_Socket; -} - - - - - -cSocket::xSocket cSocket::GetSocket() const -{ - return m_Socket; -} - - - - - -bool cSocket::IsValidSocket(cSocket::xSocket a_Socket) -{ - #ifdef _WIN32 - return (a_Socket != INVALID_SOCKET); - #else // _WIN32 - return (a_Socket >= 0); - #endif // else _WIN32 -} - - - - - -void cSocket::CloseSocket() -{ - #ifdef _WIN32 - - closesocket(m_Socket); - - #else // _WIN32 - - if (shutdown(m_Socket, SHUT_RDWR) != 0)//SD_BOTH); - { - LOGWARN("Error on shutting down socket %d (%s): %s", m_Socket, m_IPString.c_str(), GetLastErrorString().c_str()); - } - if (close(m_Socket) != 0) - { - LOGWARN("Error closing socket %d (%s): %s", m_Socket, m_IPString.c_str(), GetLastErrorString().c_str()); - } - - #endif // else _WIN32 - - // Invalidate the socket so that this object can be re-used for another connection - m_Socket = INVALID_SOCKET; -} - - - - - -AString cSocket::GetErrorString( int a_ErrNo ) -{ - char buffer[ 1024 ]; - AString Out; - - #ifdef _WIN32 - - FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, a_ErrNo, 0, buffer, ARRAYCOUNT(buffer), NULL); - Printf(Out, "%d: %s", a_ErrNo, buffer); - if (!Out.empty() && (Out[Out.length() - 1] == '\n')) - { - Out.erase(Out.length() - 2); - } - return Out; - - #else // _WIN32 - - // According to http://linux.die.net/man/3/strerror_r there are two versions of strerror_r(): - - #if ( _GNU_SOURCE ) && !defined(ANDROID_NDK) // GNU version of strerror_r() - - char * res = strerror_r( errno, buffer, ARRAYCOUNT(buffer) ); - if( res != NULL ) - { - Printf(Out, "%d: %s", a_ErrNo, res); - return Out; - } - - #else // XSI version of strerror_r(): - - int res = strerror_r( errno, buffer, ARRAYCOUNT(buffer) ); - if( res == 0 ) - { - Printf(Out, "%d: %s", a_ErrNo, buffer); - return Out; - } - - #endif // strerror_r() version - - else - { - Printf(Out, "Error %d while getting error string for error #%d!", errno, a_ErrNo); - return Out; - } - - #endif // else _WIN32 -} - - - - -int cSocket::GetLastError() -{ -#ifdef _WIN32 - return WSAGetLastError(); -#else - return errno; -#endif -} - - - - - -bool cSocket::SetReuseAddress(void) -{ - #if defined(_WIN32) || defined(ANDROID_NDK) - char yes = 1; - #else - int yes = 1; - #endif - return (setsockopt(m_Socket, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) == 0); -} - - - - - -int cSocket::WSAStartup() -{ -#ifdef _WIN32 - WSADATA wsaData; - memset(&wsaData, 0, sizeof(wsaData)); - return ::WSAStartup(MAKEWORD(2, 2),&wsaData); -#else - return 0; -#endif -} - - - - - -cSocket cSocket::CreateSocket(eFamily a_Family) -{ - return socket((int)a_Family, SOCK_STREAM, 0); -} - - - - - -bool cSocket::BindToAnyIPv4(unsigned short a_Port) -{ - sockaddr_in local; - memset(&local, 0, sizeof(local)); - - local.sin_family = AF_INET; - local.sin_port = htons((u_short)a_Port); - - return (bind(m_Socket, (sockaddr *)&local, sizeof(local)) == 0); -} - - - - - -bool cSocket::BindToAnyIPv6(unsigned short a_Port) -{ - // Cannot use socckaddr_in6, because it is not defined in the default VS2008 SDK - // Must jump through hoops here - - sockaddr_in6 local; - memset(&local, 0, sizeof(local)); - - local.sin6_family = AF_INET6; - local.sin6_port = htons((u_short)a_Port); - - return (bind(m_Socket, (sockaddr *)&local, sizeof(local)) == 0); -} - - - - - -bool cSocket::BindToLocalhostIPv4(unsigned short a_Port) -{ - sockaddr_in local; - memset(&local, 0, sizeof(local)); - - local.sin_family = AF_INET;; - local.sin_addr.s_addr = htonl(INADDR_LOOPBACK); - local.sin_port = htons((u_short)a_Port); - - return (bind(m_Socket, (sockaddr*)&local, sizeof(local)) == 0); -} - - - - - -bool cSocket::Listen(int a_Backlog) -{ - return (listen(m_Socket, a_Backlog) == 0); -} - - - - - -cSocket cSocket::AcceptIPv4(void) -{ - sockaddr_in from; - socklen_t fromlen = sizeof(from); - - cSocket SClient = accept(m_Socket, (sockaddr *)&from, &fromlen); - - if (SClient.IsValid() && (from.sin_addr.s_addr != 0)) // Get IP in string form - { - SClient.m_IPString = inet_ntoa(from.sin_addr); - } - return SClient; -} - - - - - -cSocket cSocket::AcceptIPv6(void) -{ - sockaddr_in6 from; - socklen_t fromlen = sizeof(from); - - cSocket SClient = accept(m_Socket, (sockaddr *)&from, &fromlen); - - // Get IP in string form: - if (SClient.IsValid()) - { - #if defined(_WIN32) - // Windows XP doesn't have inet_ntop, so we need to improvise. And MSVC has different headers than GCC - #ifdef _MSC_VER - // MSVC version - Printf(SClient.m_IPString, "%x:%x:%x:%x:%x:%x:%x:%x", - from.sin6_addr.u.Word[0], - from.sin6_addr.u.Word[1], - from.sin6_addr.u.Word[2], - from.sin6_addr.u.Word[3], - from.sin6_addr.u.Word[4], - from.sin6_addr.u.Word[5], - from.sin6_addr.u.Word[6], - from.sin6_addr.u.Word[7] - ); - #else // _MSC_VER - // MinGW - Printf(SClient.m_IPString, "%x:%x:%x:%x:%x:%x:%x:%x", - from.sin6_addr.s6_addr16[0], - from.sin6_addr.s6_addr16[1], - from.sin6_addr.s6_addr16[2], - from.sin6_addr.s6_addr16[3], - from.sin6_addr.s6_addr16[4], - from.sin6_addr.s6_addr16[5], - from.sin6_addr.s6_addr16[6], - from.sin6_addr.s6_addr16[7] - ); - #endif // else _MSC_VER - #else - char buffer[INET6_ADDRSTRLEN]; - inet_ntop(AF_INET6, &(from.sin6_addr), buffer, sizeof(buffer)); - SClient.m_IPString.assign(buffer); - #endif // _WIN32 - } - return SClient; -} - - - - - -bool cSocket::ConnectToLocalhostIPv4(unsigned short a_Port) -{ - sockaddr_in server; - server.sin_family = AF_INET; - server.sin_addr.s_addr = htonl(INADDR_LOOPBACK); - server.sin_port = htons(a_Port); - return (connect(m_Socket, (sockaddr *)&server, sizeof(server)) == 0); -} - - - - - -bool cSocket::ConnectIPv4(const AString & a_HostNameOrAddr, unsigned short a_Port) -{ - // First try IP Address string to hostent conversion, because it's faster - unsigned long addr = inet_addr(a_HostNameOrAddr.c_str()); - hostent * hp = gethostbyaddr((char*)&addr, sizeof(addr), AF_INET); - if (hp == NULL) - { - // It is not an IP Address string, but rather a regular hostname, resolve: - hp = gethostbyname(a_HostNameOrAddr.c_str()); - if (hp == NULL) - { - LOGWARN("cTCPLink: Could not resolve hostname \"%s\"", a_HostNameOrAddr.c_str()); - CloseSocket(); - return false; - } - } - - sockaddr_in server; - server.sin_addr.s_addr = *((unsigned long*)hp->h_addr); - server.sin_family = AF_INET; - server.sin_port = htons( (unsigned short)a_Port ); - return (connect(m_Socket, (sockaddr *)&server, sizeof(server)) == 0); -} - - - - - -int cSocket::Receive(char* a_Buffer, unsigned int a_Length, unsigned int a_Flags) -{ - return recv(m_Socket, a_Buffer, a_Length, a_Flags); -} - - - - - -int cSocket::Send(const char * a_Buffer, unsigned int a_Length) -{ - return send(m_Socket, a_Buffer, a_Length, 0); -} - - - - - -unsigned short cSocket::GetPort(void) const -{ - ASSERT(IsValid()); - - sockaddr_in Addr; - socklen_t AddrSize = sizeof(Addr); - if (getsockname(m_Socket, (sockaddr *)&Addr, &AddrSize) != 0) - { - return 0; - } - return ntohs(Addr.sin_port); -} - - - - |