extern "C" DLL_EXPORT void _dbg_dbgexitsignal()
{
dputs("Stopping running debuggee...");
cbDebugStop(0, 0);
dputs("Aborting scripts...");
scriptabort();
dputs("Waiting for the debuggee to be stopped...");
wait(WAITID_STOP); //after this, debugging stopped
dputs("Unloading plugins...");
pluginunload();
dputs("Stopping command thread...");
bStopCommandLoopThread = true;
WaitForThreadTermination(hCommandLoopThread);
dputs("Cleaning up allocated data...");
cmdfree(command_list);
varfree();
MsgFreeStack(gMsgStack);
yr_finalize();
Capstone::GlobalFinalize();
dputs("Checking for mem leaks...");
if(memleaks())
dprintf("%d memory leak(s) found!\n", memleaks());
else
DeleteFileA(alloctrace);
dputs("Cleaning up wait objects...");
waitdeinitialize();
dputs("Cleaning up debugger threads...");
dbgstop();
dputs("Exit signal processed successfully!");
bIsStopped = true;
}
void
epfree( /* free a parse tree */
EPNODE *epar
)
{
EPNODE *ep;
switch (epar->type) {
case VAR:
varfree(epar->v.ln);
break;
case SYM:
freestr(epar->v.name);
break;
case NUM:
case CHAN:
case ARG:
case CLKT:
break;
default:
while ((ep = epar->v.kid) != NULL) {
epar->v.kid = ep->sibling;
epfree(ep);
}
break;
}
efree((char *)epar);
}
EPNODE *
dpop( /* pop a definition */
char *name
)
{
VARDEF *vp;
EPNODE *dp;
if ((vp = varlookup(name)) == NULL || vp->def == NULL)
return(NULL);
dp = vp->def;
vp->def = dp->sibling;
varfree(vp);
return(dp);
}
/**
\brief Initializes various default variables.
*/
void varinit()
{
varfree();
// General variables
varnew("$result\1$res", 0, VAR_SYSTEM);
varnew("$result1\1$res1", 0, VAR_SYSTEM);
varnew("$result2\1$res2", 0, VAR_SYSTEM);
varnew("$result3\1$res3", 0, VAR_SYSTEM);
varnew("$result4\1$res4", 0, VAR_SYSTEM);
// InitDebug variables
varnew("$hProcess\1$hp", 0, VAR_READONLY); // Process handle
varnew("$pid", 0, VAR_READONLY); // Process ID
// Hidden variables
varnew("$ans\1$an", 0, VAR_HIDDEN);
// Read-only variables
varnew("$lastalloc", 0, VAR_READONLY); // Last memory allocation
varnew("$_EZ_FLAG", 0, VAR_READONLY); // Equal/zero flag for internal use (1 = equal, 0 = unequal)
varnew("$_BS_FLAG", 0, VAR_READONLY); // Bigger/smaller flag for internal use (1 = bigger, 0 = smaller)
}
extern "C" DLL_EXPORT void _dbg_dbgexitsignal()
{
cbStopDebug(0, 0);
scriptabort();
wait(WAITID_STOP); //after this, debugging stopped
pluginunload();
TerminateThread(hCommandLoopThread, 0);
CloseHandle(hCommandLoopThread);
cmdfree(command_list);
varfree();
MsgFreeStack(gMsgStack);
yr_finalize();
Capstone::GlobalFinalize();
if(memleaks())
{
char msg[256] = "";
sprintf(msg, "%d memory leak(s) found!\n\nPlease send contact the authors of x64dbg.", memleaks());
MessageBoxA(0, msg, "error", MB_ICONERROR | MB_SYSTEMMODAL);
}
else
DeleteFileA(alloctrace);
SectionLockerGlobal::Deinitialize();
}
