Enderal SE
https://mod.pub/enderal-se/38-enderal-se
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218 lines
7.4 KiB
218 lines
7.4 KiB
#pragma once
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#include "skse64/GameTypes.h"
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#include "skse64/GameAPI.h"
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#include "skse64/PapyrusArgs.h"
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#include "skse64/PapyrusVM.h"
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// native function bindings for papyrus
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// all of this is originally in namespace BSScript
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// use this for T_Base when there is no base
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struct StaticFunctionTag
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{
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enum { kTypeID = 0 };
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};
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// stack frame?
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class VMState
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{
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public:
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VMState();
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~VMState();
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VMArgList * argList; // 00
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UInt64 pad08[(0x38 - 0x08) >> 3]; // 08
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UInt32 numArgs; // 38
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};
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// 08
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class IFunction
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{
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public:
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IFunction() { }
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virtual ~IFunction() { }
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// void ** _vtbl; // 00
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BSIntrusiveRefCounted refCount; // 08
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virtual BSFixedString * GetName(void) = 0;
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virtual BSFixedString * GetClassName(void) = 0;
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virtual BSFixedString * GetStr10(void) = 0;
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virtual UInt64 * GetReturnType(UInt64 * dst) = 0;
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virtual UInt64 GetNumParams(void) = 0;
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virtual UInt64 * GetParam(UInt32 idx, BSFixedString * nameOut, UInt64 * typeOut) = 0;
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virtual UInt64 GetNumParams2(void) = 0;
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virtual bool IsNative(void) = 0;
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virtual UInt8 GetUnk40(void) = 0;
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virtual bool Unk_0A(void) = 0;
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virtual UInt32 Unk_0B(void) = 0;
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virtual UInt32 GetUnk44(void) = 0;
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virtual BSFixedString * GetStr48(void) = 0;
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virtual void Unk_0E(UInt32 unk) = 0;
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virtual UInt32 Invoke(UInt64 unk0, UInt64 unk1, VMClassRegistry * registry, VMState * unk3) = 0;
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virtual BSFixedString * Unk_10(void) = 0;
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virtual bool Unk_11(UInt32 unk0, UInt32 * unk1) = 0;
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virtual bool GetParamName(UInt32 idx, UInt64 out) = 0; // param list stuff
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virtual UInt8 GetUnk41(void) = 0;
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virtual void SetUnk41(UInt8 arg) = 0;
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virtual bool HasCallback(void) = 0;
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virtual bool Run(VMValue * baseValue, VMClassRegistry * registry, UInt32 arg2, VMValue * resultValue, VMState * state) = 0; // unique to each type combination
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};
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// BSScript::NF_util::NativeFunctionBase
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// 2C
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class NativeFunctionBase : public IFunction
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{
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public:
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NativeFunctionBase() { }
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virtual ~NativeFunctionBase() { }
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// 08
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struct ParameterInfo
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{
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// 08
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struct Entry
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{
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StringCache::Ref name; // 00
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union
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{
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UInt64 type; // 08 - shared with VMValue::type
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VMClassInfo * typePtr; // 08
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};
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};
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Entry * data; // 00 length = numParams + unk0A
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UInt16 numParams; // 08
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UInt16 unk0A; // 0A
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};
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virtual BSFixedString * GetName(void) override { return &m_fnName; }
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virtual BSFixedString * GetClassName(void) override { return &m_className; }
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virtual BSFixedString * GetStr10(void) override { return &unk10; }
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virtual UInt64 * GetReturnType(UInt64 * dst) override { *dst = m_retnType; return dst; }
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virtual UInt64 GetNumParams(void) override { return m_params.unk0A; }
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virtual UInt64 * GetParam(UInt32 idx, BSFixedString * nameOut, UInt64 * typeOut)
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{ return CALL_MEMBER_FN(this, Impl_GetParam)(idx, nameOut, typeOut); }
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virtual UInt64 GetNumParams2(void) override { return m_params.unk0A; }
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virtual bool IsNative(void) override { return true; }
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virtual UInt8 GetUnk40(void) override { return unk40; }
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virtual bool Unk_0A(void) override { return false; }
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virtual UInt32 Unk_0B(void) override { return 0; }
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virtual UInt32 GetUnk44(void) override { return unk44; }
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virtual BSFixedString * GetStr48(void) override { return &unk48; }
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virtual void Unk_0E(UInt32 unk) override { } // always nop?
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virtual UInt32 Invoke(UInt64 unk0, UInt64 unk1, VMClassRegistry * registry, VMState * unk3) override
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{ return CALL_MEMBER_FN(this, Impl_Invoke)(unk0, unk1, registry, unk3); }
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virtual BSFixedString * Unk_10(void) override { return CALL_MEMBER_FN(this, Impl_Fn10)(); }
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virtual bool Unk_11(UInt32 unk0, UInt32 * unk1) override
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{ *unk1 = 0; return false; }
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virtual bool GetParamName(UInt32 idx, UInt64 out) override // ### param list stuff
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{ return CALL_MEMBER_FN(this, Impl_Fn12)(idx, out); }
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virtual UInt8 GetUnk41(void) override { return unk41; }
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virtual void SetUnk41(UInt8 arg) override { unk41 = arg; }
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virtual bool HasCallback(void) = 0;
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virtual bool Run(VMValue * baseValue, VMClassRegistry * registry, UInt32 arg2, VMValue * resultValue, VMState * state) = 0;
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MEMBER_FN_PREFIX(NativeFunctionBase);
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DEFINE_MEMBER_FN(Impl_dtor, void, 0x0137AD80);
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// ??_7?$NativeFunction1@VActiveEffect@@XPEAVTESForm@@@BSScript@@6B@ entry 6
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DEFINE_MEMBER_FN(Impl_GetParam, UInt64 *, 0x0137A450, UInt32 idx, BSFixedString * nameOut, UInt64 * typeOut);
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DEFINE_MEMBER_FN(Impl_Invoke, UInt32, 0x0137A650, UInt64 unk0, UInt64 unk1, VMClassRegistry * registry, VMState * unk3);
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// ??_7?$NativeFunction1@VActiveEffect@@XPEAVTESForm@@@BSScript@@6B@ entry 0x10
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DEFINE_MEMBER_FN(Impl_Fn10, BSFixedString *, 0x0137A530);
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// ??_7?$NativeFunction1@VActiveEffect@@XPEAVTESForm@@@BSScript@@6B@ entry 0x12
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DEFINE_MEMBER_FN(Impl_Fn12, bool, 0x0137A550, UInt32 idx, UInt64 out);
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DEFINE_STATIC_HEAP(Heap_Allocate, Heap_Free);
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protected:
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BSFixedString m_fnName; // 10
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BSFixedString m_className; // 18
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BSFixedString unk10; // 20
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UInt64 m_retnType; // 28 - return type
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ParameterInfo m_params; // 30
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UInt8 unk40; // 40 - related to extra entries in m_params
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UInt8 unk41; // 41
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UInt8 m_isLatent; // 42
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UInt8 pad43; // 43
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UInt32 unk44; // 44
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BSFixedString unk48; // 48
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};
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// 30
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// this should be fully functional for deriving
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class NativeFunction : public NativeFunctionBase
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{
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public:
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NativeFunction(const char * fnName, const char * className, UInt8 isStatic, UInt32 numParams)
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{ CALL_MEMBER_FN(this, Impl_ctor)(fnName, className, isStatic, numParams); }
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// lower class destructors are invoked by this call
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virtual ~NativeFunction() { CALL_MEMBER_FN(this, Impl_dtor)(); }
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virtual bool HasCallback(void) { return m_callback != 0; }
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virtual bool Run(VMValue * baseValue, VMClassRegistry * registry, UInt32 arg2, VMValue * resultValue, VMState * state) = 0;
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MEMBER_FN_PREFIX(NativeFunction);
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DEFINE_MEMBER_FN(Impl_ctor, NativeFunction *, 0x0137AB30, const char * fnName, const char * className, UInt32 unk0, UInt32 numParams);
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DEFINE_MEMBER_FN(Impl_dtor, void, 0x0137AD80); // same as NativeFunctionBase dtor
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void DebugRunHook(VMValue * baseValue, VMClassRegistry * registry, UInt32 arg2, VMValue * resultValue, VMState * state);
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protected:
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void * m_callback; // 2C
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// hide
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NativeFunction();
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};
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#define NUM_PARAMS 0
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 1
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 2
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 3
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 4
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 5
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 6
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 7
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 8
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 9
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#include "skse64/PapyrusNativeFunctionDef.inl"
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#define NUM_PARAMS 10
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#include "skse64/PapyrusNativeFunctionDef.inl"
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// Less boilerplate for checking of input parameters in native function callbacks.
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#define ERROR_AND_RETURN_IF(condition, message, registry, stackId) \
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if (condition) \
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{ \
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registry->LogError(message, stackId); \
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return; \
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}
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#define ERROR_AND_RETURN_0_IF(condition, message, registry, stackId) \
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if (condition) \
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{ \
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registry->LogError(message, stackId); \
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return 0; \
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}
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