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Remove stack randomization

0.8
Pieter Wuille 12 years ago
parent
commit
2e3ffb2d82
  1. 4
      src/bitcoinrpc.cpp
  2. 2
      src/irc.cpp
  3. 14
      src/net.cpp
  4. 2
      src/qt/qtipcserver.cpp
  5. 14
      src/util.h

4
src/bitcoinrpc.cpp

@ -617,8 +617,6 @@ private:
void ThreadRPCServer(void* parg) void ThreadRPCServer(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
// Make this thread recognisable as the RPC listener // Make this thread recognisable as the RPC listener
RenameThread("bitcoin-rpclist"); RenameThread("bitcoin-rpclist");
@ -919,8 +917,6 @@ static CCriticalSection cs_THREAD_RPCHANDLER;
void ThreadRPCServer3(void* parg) void ThreadRPCServer3(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer3(parg));
// Make this thread recognisable as the RPC handler // Make this thread recognisable as the RPC handler
RenameThread("bitcoin-rpchand"); RenameThread("bitcoin-rpchand");

2
src/irc.cpp

@ -188,8 +188,6 @@ bool GetIPFromIRC(SOCKET hSocket, string strMyName, CNetAddr& ipRet)
void ThreadIRCSeed(void* parg) void ThreadIRCSeed(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadIRCSeed(parg));
// Make this thread recognisable as the IRC seeding thread // Make this thread recognisable as the IRC seeding thread
RenameThread("bitcoin-ircseed"); RenameThread("bitcoin-ircseed");

14
src/net.cpp

@ -639,8 +639,6 @@ void CNode::copyStats(CNodeStats &stats)
void ThreadSocketHandler(void* parg) void ThreadSocketHandler(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadSocketHandler(parg));
// Make this thread recognisable as the networking thread // Make this thread recognisable as the networking thread
RenameThread("bitcoin-net"); RenameThread("bitcoin-net");
@ -1000,8 +998,6 @@ void ThreadSocketHandler2(void* parg)
#ifdef USE_UPNP #ifdef USE_UPNP
void ThreadMapPort(void* parg) void ThreadMapPort(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadMapPort(parg));
// Make this thread recognisable as the UPnP thread // Make this thread recognisable as the UPnP thread
RenameThread("bitcoin-UPnP"); RenameThread("bitcoin-UPnP");
@ -1160,8 +1156,6 @@ static const char *strDNSSeed[][2] = {
void ThreadDNSAddressSeed(void* parg) void ThreadDNSAddressSeed(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadDNSAddressSeed(parg));
// Make this thread recognisable as the DNS seeding thread // Make this thread recognisable as the DNS seeding thread
RenameThread("bitcoin-dnsseed"); RenameThread("bitcoin-dnsseed");
@ -1333,8 +1327,6 @@ void ThreadDumpAddress2(void* parg)
void ThreadDumpAddress(void* parg) void ThreadDumpAddress(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadDumpAddress(parg));
// Make this thread recognisable as the address dumping thread // Make this thread recognisable as the address dumping thread
RenameThread("bitcoin-adrdump"); RenameThread("bitcoin-adrdump");
@ -1350,8 +1342,6 @@ void ThreadDumpAddress(void* parg)
void ThreadOpenConnections(void* parg) void ThreadOpenConnections(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadOpenConnections(parg));
// Make this thread recognisable as the connection opening thread // Make this thread recognisable as the connection opening thread
RenameThread("bitcoin-opencon"); RenameThread("bitcoin-opencon");
@ -1513,8 +1503,6 @@ void ThreadOpenConnections2(void* parg)
void ThreadOpenAddedConnections(void* parg) void ThreadOpenAddedConnections(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadOpenAddedConnections(parg));
// Make this thread recognisable as the connection opening thread // Make this thread recognisable as the connection opening thread
RenameThread("bitcoin-opencon"); RenameThread("bitcoin-opencon");
@ -1646,8 +1634,6 @@ bool OpenNetworkConnection(const CAddress& addrConnect, CSemaphoreGrant *grantOu
void ThreadMessageHandler(void* parg) void ThreadMessageHandler(void* parg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ThreadMessageHandler(parg));
// Make this thread recognisable as the message handling thread // Make this thread recognisable as the message handling thread
RenameThread("bitcoin-msghand"); RenameThread("bitcoin-msghand");

2
src/qt/qtipcserver.cpp

@ -74,8 +74,6 @@ void ipcScanRelay(int argc, char *argv[])
static void ipcThread(void* pArg) static void ipcThread(void* pArg)
{ {
IMPLEMENT_RANDOMIZE_STACK(ipcThread(pArg));
// Make this thread recognisable as the GUI-IPC thread // Make this thread recognisable as the GUI-IPC thread
RenameThread("bitcoin-gui-ipc"); RenameThread("bitcoin-gui-ipc");

14
src/util.h

@ -396,20 +396,6 @@ bool SoftSetBoolArg(const std::string& strArg, bool fValue);
// Randomize the stack to help protect against buffer overrun exploits
#define IMPLEMENT_RANDOMIZE_STACK(ThreadFn) \
{ \
static char nLoops; \
if (nLoops <= 0) \
nLoops = GetRand(20) + 1; \
if (nLoops-- > 1) \
{ \
ThreadFn; \
return; \
} \
}
template<typename T1> template<typename T1>
inline uint256 Hash(const T1 pbegin, const T1 pend) inline uint256 Hash(const T1 pbegin, const T1 pend)
{ {

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