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authorfaketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6>2011-10-23 02:18:44 +0200
committerfaketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6>2011-10-23 02:18:44 +0200
commitcf94994f8e3b34bc871e2c3b2558f8301146810c (patch)
tree4af0a1b7161e077689f077bb5e14083b8c51b638
parentFound something that calls a function when a segfault happens, might be useful. (diff)
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Diffstat (limited to '')
-rw-r--r--source/MCSocket.h1
-rw-r--r--source/cClientHandle.cpp22
-rw-r--r--source/cServer.cpp82
-rw-r--r--source/cSocket.cpp113
-rw-r--r--source/cSocket.h27
-rw-r--r--source/cTCPLink.cpp8
6 files changed, 165 insertions, 88 deletions
diff --git a/source/MCSocket.h b/source/MCSocket.h
index 6fcbb069b..5dda6c5a3 100644
--- a/source/MCSocket.h
+++ b/source/MCSocket.h
@@ -1,6 +1,7 @@
#pragma once
#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <WinSock.h>
// #define socklen_t int
diff --git a/source/cClientHandle.cpp b/source/cClientHandle.cpp
index 68a70715e..d2d71a9e5 100644
--- a/source/cClientHandle.cpp
+++ b/source/cClientHandle.cpp
@@ -1,11 +1,3 @@
-#ifndef _WIN32
-#include <cstring>
-#include <semaphore.h>
-#include <errno.h>
-#endif
-
-#include "MCSocket.h"
-
#include "cClientHandle.h"
#include "cServer.h"
#include "cWorld.h"
@@ -1023,7 +1015,7 @@ void cClientHandle::ReceiveThread( void *lpParam )
while( self->m_bKeepThreadGoing )
{
- iStat = recv(socket, &temp, 1, 0);
+ iStat = socket.Receive( &temp, 1, 0 );
if( cSocket::IsSocketError(iStat) || iStat == 0 )
{
LOG("CLIENT DISCONNECTED (%i bytes):%s", iStat, GetWSAError().c_str() );
@@ -1041,11 +1033,7 @@ void cClientHandle::ReceiveThread( void *lpParam )
}
else
{
-#ifndef _WIN32
- LOGERROR("Something went wrong during PacketID 0x%02x (%i)", temp, errno );
-#else
- LOGERROR("Something went wrong during PacketID 0x%02x (%s)", temp, GetWSAError().c_str() );
-#endif
+ LOGERROR("Something went wrong during PacketID 0x%02x (%s)", temp, cSocket::GetLastErrorString() );
LOG("CLIENT %s DISCONNECTED", self->GetUsername() );
break;
}
@@ -1056,11 +1044,7 @@ void cClientHandle::ReceiveThread( void *lpParam )
char c_Str[128];
-#ifdef _WIN32
- sprintf_s( c_Str, "[C->S] Unknown PacketID: 0x%2x", (unsigned char)temp );
-#else
- sprintf( c_Str, "[C->S] Unknown PacketID: 0x%2x", (unsigned char)temp );
-#endif
+ sprintf_s( c_Str, 128, "[C->S] Unknown PacketID: 0x%2x", (unsigned char)temp );
cPacket_Disconnect DC(c_Str);
DC.Send( socket );
diff --git a/source/cServer.cpp b/source/cServer.cpp
index a5e06d3ec..511678939 100644
--- a/source/cServer.cpp
+++ b/source/cServer.cpp
@@ -29,10 +29,7 @@
#include "packets/cPacket_Chat.h"
#ifndef _WIN32
-#include <cstring>
-#include <errno.h>
-#include <semaphore.h>
-#include "MCSocket.h"
+#define sprintf_s(dst, size, format, ...) sprintf(dst, format, __VA_ARGS__ )
#endif
#include <string>
@@ -150,64 +147,40 @@ bool cServer::InitServer( int a_Port )
LOG("Starting up server.");
-#ifdef _WIN32
- WSADATA wsaData;
- memset( &wsaData, 0, sizeof( wsaData ) );
- int wsaret=WSAStartup(/*0x101*/ MAKEWORD(2, 2),&wsaData);
-
- if(wsaret!=0)
+ if( cSocket::WSAStartup() != 0 ) // Only does anything on Windows, but whatever
{
- LOG("wsaret != 0");
+ LOGERROR("WSAStartup() != 0");
return false;
}
-#endif
-
- sockaddr_in local;
-
- local.sin_family=AF_INET;
- local.sin_addr.s_addr=INADDR_ANY;
- local.sin_port=htons((u_short)a_Port); // 25565
- m_pState->SListenClient = socket(AF_INET,SOCK_STREAM,0);
+ m_pState->SListenClient = cSocket::CreateSocket();
if( !m_pState->SListenClient.IsValid() )
{
-#ifdef _WIN32
- LOGERROR("m_SListenClient==INVALID_SOCKET (%s)", GetWSAError().c_str() );
-#else
- LOGERROR("m_SListenClient==INVALID_SOCKET");
-#endif
+ LOGERROR("m_SListenClient==INVALID_SOCKET (%s)", cSocket::GetLastErrorString() );
+ return false;
}
-
-#ifdef _WIN32
- char yes = 1;
-#else
- int yes = 1;
-#endif
- if (setsockopt( m_pState->SListenClient, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) == -1) {
+ if( m_pState->SListenClient.SetReuseAddress() == -1 )
+ {
LOGERROR("setsockopt == -1");
return false;
}
- if( bind( m_pState->SListenClient, (sockaddr*)&local, sizeof(local)) != 0 )
+ cSocket::SockAddr_In local;
+ local.Family = cSocket::ADDRESS_FAMILY_INTERNET;
+ local.Address = cSocket::INTERNET_ADDRESS_ANY;
+ local.Port = (unsigned short)a_Port; // 25565
+
+ if( m_pState->SListenClient.Bind( local ) != 0 )
{
-#ifdef _WIN32
- LOGERROR("bind fail (%s)", GetWSAError().c_str() );
-#else
- LOGERROR("bind fail (%i)", errno);
-#endif
+ LOGERROR("bind fail (%s)", cSocket::GetLastErrorString() );
return false;
}
-
-
- if( listen( m_pState->SListenClient , 10 ) != 0)
+
+ if( m_pState->SListenClient.Listen( 10 ) != 0)
{
-#ifdef _WIN32
- LOGERROR("listen fail (%s)", GetWSAError().c_str() );
-#else
- LOGERROR("listen fail (%i)", errno);
-#endif
+ LOGERROR("listen fail (%s)", cSocket::GetLastErrorString() );
return false;
}
@@ -243,7 +216,7 @@ cServer::cServer()
cServer::~cServer()
{
- if( m_pState->SListenClient ) closesocket( m_pState->SListenClient );
+ if( m_pState->SListenClient ) m_pState->SListenClient.CloseSocket();
m_pState->SListenClient = 0;
m_pState->bStopListenThread = true;
@@ -277,24 +250,17 @@ void cServer::SendAllEntitiesTo(cClientHandle* a_Target)
void cServer::StartListenClient()
{
- sockaddr_in from;
- socklen_t fromlen=sizeof(from);
-
- cSocket SClient = accept(
- m_pState->SListenClient,
- (sockaddr*)&from,
- &fromlen);
+ cSocket SClient = m_pState->SListenClient.Accept();
- if( from.sin_addr.s_addr && SClient.IsValid() )
+ if( SClient.IsValid() )
{
- char * ClientIP = 0;
- if((ClientIP = inet_ntoa(from.sin_addr)) == 0 )
+ char * ClientIP = SClient.GetIPString();
+ if( ClientIP == 0 )
return;
LOG("%s connected!", ClientIP);
- cClientHandle *NewHandle = 0;
- NewHandle = new cClientHandle( SClient );
+ cClientHandle *NewHandle = new cClientHandle( SClient );
cWorld* World = cRoot::Get()->GetWorld();
World->LockClientHandle();
World->AddClient( NewHandle );
diff --git a/source/cSocket.cpp b/source/cSocket.cpp
index edc57c1ce..427441145 100644
--- a/source/cSocket.cpp
+++ b/source/cSocket.cpp
@@ -1,12 +1,20 @@
#include "cSocket.h"
+#include "cMCLogger.h"
#ifndef _WIN32
-#include <netdb.h>
+#include <netdb.h>
#include <unistd.h>
+#include <errno.h>
+//#include <sys/socket.h>
+//#include <netinet/in.h>
+#include <arpa/inet.h> //inet_ntoa()
+#else
+#define socklen_t int
#endif
cSocket::cSocket( xSocket a_Socket )
: m_Socket( a_Socket )
+ , m_IPString( 0 )
{
}
@@ -38,7 +46,106 @@ void cSocket::CloseSocket()
#ifdef _WIN32
closesocket(m_Socket);
#else
- shutdown(m_Socket, SHUT_RDWR);//SD_BOTH);
- close(m_Socket);
+ if( shutdown(m_Socket, SHUT_RDWR) != 0 )//SD_BOTH);
+ LOGWARN("Error on shutting down socket (%s)", m_IPString );
+ if( close(m_Socket) != 0 )
+ LOGWARN("Error closing socket (%s)", m_IPString );
#endif
+}
+
+const char* cSocket::GetLastErrorString()
+{
+#define CASE_AND_RETURN( x ) case x: return #x
+
+#ifdef _WIN32
+ switch( WSAGetLastError() )
+ {
+ CASE_AND_RETURN( WSANOTINITIALISED );
+ CASE_AND_RETURN( WSAENETDOWN );
+ CASE_AND_RETURN( WSAEFAULT );
+ CASE_AND_RETURN( WSAENOTCONN );
+ CASE_AND_RETURN( WSAEINTR );
+ CASE_AND_RETURN( WSAEINPROGRESS );
+ CASE_AND_RETURN( WSAENETRESET );
+ CASE_AND_RETURN( WSAENOTSOCK );
+ CASE_AND_RETURN( WSAEOPNOTSUPP );
+ CASE_AND_RETURN( WSAESHUTDOWN );
+ CASE_AND_RETURN( WSAEWOULDBLOCK );
+ CASE_AND_RETURN( WSAEMSGSIZE );
+ CASE_AND_RETURN( WSAEINVAL );
+ CASE_AND_RETURN( WSAECONNABORTED );
+ CASE_AND_RETURN( WSAETIMEDOUT );
+ CASE_AND_RETURN( WSAECONNRESET );
+ }
+ return "No Error";
+#else
+ return "GetLastErrorString() only works on Windows";
+#endif
+}
+
+int cSocket::SetReuseAddress()
+{
+#ifdef _WIN32
+ char yes = 1;
+#else
+ int yes = 1;
+#endif
+ return setsockopt( m_Socket, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int) );
+}
+
+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()
+{
+ return socket(AF_INET,SOCK_STREAM,0);
+}
+
+int cSocket::Bind( SockAddr_In& a_Address )
+{
+ sockaddr_in local;
+
+ if( a_Address.Family == ADDRESS_FAMILY_INTERNET )
+ local.sin_family = AF_INET;
+
+ if( a_Address.Address == INTERNET_ADDRESS_ANY )
+ local.sin_addr.s_addr = INADDR_ANY;
+
+ local.sin_port=htons( (u_short)a_Address.Port );
+
+ return bind( m_Socket, (sockaddr*)&local, sizeof(local));
+}
+
+int cSocket::Listen( int a_Backlog )
+{
+ return listen( m_Socket, a_Backlog );
+}
+
+cSocket cSocket::Accept()
+{
+ sockaddr_in from;
+ socklen_t fromlen=sizeof(from);
+
+ cSocket SClient = accept( m_Socket, (sockaddr*)&from, &fromlen);
+
+ if( from.sin_addr.s_addr && SClient.IsValid() ) // Get IP in string form
+ {
+ SClient.m_IPString = inet_ntoa(from.sin_addr);
+ //LOG("cSocket::Accept() %s", SClient.m_IPString );
+ }
+
+ return SClient;
+}
+
+int cSocket::Receive( char* a_Buffer, unsigned int a_Length, unsigned int a_Flags )
+{
+ return recv(m_Socket, a_Buffer, a_Length, a_Flags);
} \ No newline at end of file
diff --git a/source/cSocket.h b/source/cSocket.h
index cfbc2959f..dde268a8a 100644
--- a/source/cSocket.h
+++ b/source/cSocket.h
@@ -1,8 +1,8 @@
#pragma once
#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
#include <WinSock.h>
-#define socklen_t int
#ifdef SendMessage
#undef SendMessage
#endif
@@ -30,6 +30,12 @@ public:
xSocket GetSocket() const;
void SetSocket( xSocket a_Socket );
+ int SetReuseAddress();
+ static int WSAStartup();
+
+ static const char* GetLastErrorString();
+ static cSocket CreateSocket();
+
inline static bool IsSocketError( int a_ReturnedValue )
{
#ifdef _WIN32
@@ -39,7 +45,24 @@ public:
#endif
}
-
+ struct SockAddr_In
+ {
+ short Family;
+ unsigned short Port;
+ unsigned long Address;
+ };
+
+ static const short ADDRESS_FAMILY_INTERNET = 2;
+ static const unsigned long INTERNET_ADDRESS_ANY = 0;
+
+ int Bind( SockAddr_In& a_Address );
+ int Listen( int a_Backlog );
+ cSocket Accept();
+ int Receive( char* a_Buffer, unsigned int a_Length, unsigned int a_Flags );
+
+ char* GetIPString() { return m_IPString; }
+
private:
xSocket m_Socket;
+ char* m_IPString;
}; \ No newline at end of file
diff --git a/source/cTCPLink.cpp b/source/cTCPLink.cpp
index 0efc0254f..bfd987bd9 100644
--- a/source/cTCPLink.cpp
+++ b/source/cTCPLink.cpp
@@ -5,10 +5,10 @@
#include "MCSocket.h"
#include "cMCLogger.h"
+#include <errno.h>
#ifndef _WIN32
#include <cstring>
-#include <errno.h>
#endif
#ifdef _WIN32
@@ -66,11 +66,7 @@ bool cTCPLink::Connect( const char* a_Address, unsigned int a_Port )
#endif
m_Socket=socket(AF_INET,SOCK_STREAM,0);
-#ifdef _WIN32
- if( m_Socket==INVALID_SOCKET )
-#else
- if( m_Socket < 0 )
-#endif
+ if( !m_Socket.IsValid() )
{
LOGERROR("cTCPLink: Invalid socket");
m_Socket = 0;