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Fixed CDetour crash in TF2 extension when last plugin using forward is unloaded (bug 4713, r=fyren).

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This commit is contained in:
Nicholas Hastings 2010-11-29 07:53:44 -05:00
parent dd83c23cda
commit 1bb9adc767
5 changed files with 33 additions and 18 deletions
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30
extensions/tf2/criticals.cpp
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@ -188,7 +188,7 @@ DETOUR_DECL_MEMBER0(CalcIsAttackCriticalHelperBow, bool)
}
}
void InitialiseCritDetours()
bool InitialiseCritDetours()
{
calcIsAttackCriticalDetour = DETOUR_CREATE_MEMBER(CalcIsAttackCriticalHelper, "CalcCritical");
calcIsAttackCriticalMeleeDetour = DETOUR_CREATE_MEMBER(CalcIsAttackCriticalHelperMelee, "CalcCriticalMelee");
@ -214,17 +214,33 @@ void InitialiseCritDetours()
HookCreated = true;
}
if (!HookCreated)
if (HookCreated)
{
g_pSM->LogError(myself, "No critical hit forwards could be initialized - Disabled critical hit hooks");
return;
return true;
}
g_pSM->LogError(myself, "No critical hit forwards could be initialized - Disabled critical hit hooks");
return false;
}
void RemoveCritDetours()
{
calcIsAttackCriticalDetour->Destroy();
calcIsAttackCriticalMeleeDetour->Destroy();
calcIsAttackCriticalBowDetour->Destroy();
if (calcIsAttackCriticalDetour != NULL)
{
calcIsAttackCriticalDetour->Destroy();
calcIsAttackCriticalDetour = NULL;
}
if (calcIsAttackCriticalMeleeDetour != NULL)
{
calcIsAttackCriticalMeleeDetour->Destroy();
calcIsAttackCriticalMeleeDetour = NULL;
}
if (calcIsAttackCriticalBowDetour != NULL)
{
calcIsAttackCriticalBowDetour->Destroy();
calcIsAttackCriticalBowDetour = NULL;
}
}

2
extensions/tf2/criticals.h
View File

@ -37,7 +37,7 @@
#include <jit/x86/x86_macros.h>
#include "CDetour/detours.h"
void InitialiseCritDetours();
bool InitialiseCritDetours();
void RemoveCritDetours();
extern IForward *g_critForward;

6
extensions/tf2/extension.cpp
View File

@ -303,13 +303,11 @@ void TF2Tools::OnPluginLoaded(IPlugin *plugin)
{
if (!m_CritDetoursEnabled && g_critForward->GetFunctionCount())
{
InitialiseCritDetours();
m_CritDetoursEnabled = true;
m_CritDetoursEnabled = InitialiseCritDetours();
}
if (!m_GetHolidayDetourEnabled && g_getHolidayForward->GetFunctionCount())
{
InitialiseGetHolidayDetour();
m_GetHolidayDetourEnabled = true;
m_GetHolidayDetourEnabled = InitialiseGetHolidayDetour();
}
}

11
extensions/tf2/holiday.cpp
View File

@ -27,17 +27,18 @@ DETOUR_DECL_STATIC0(GetHoliday, int)
return actualres;
}
void InitialiseGetHolidayDetour()
bool InitialiseGetHolidayDetour()
{
getHolidayDetour = DETOUR_CREATE_STATIC(GetHoliday, "GetHoliday");
if (!getHolidayDetour)
if (getHolidayDetour != NULL)
{
g_pSM->LogError(myself, "GetHoliday detour failed");
return;
getHolidayDetour->EnableDetour();
return true;
}
getHolidayDetour->EnableDetour();
g_pSM->LogError(myself, "GetHoliday detour failed");
return false;
}
void RemoveGetHolidayDetour()

2
extensions/tf2/holiday.h
View File

@ -37,7 +37,7 @@
#include <jit/x86/x86_macros.h>
#include "CDetour/detours.h"
void InitialiseGetHolidayDetour();
bool InitialiseGetHolidayDetour();
void RemoveGetHolidayDetour();
extern IForward *g_getHolidayForward;