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NS: Refactor some bits

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This commit is contained in:
Arkshine
2015-07-29 20:21:09 +02:00
parent 2162059352
commit a35af02494
3 changed files with 54 additions and 57 deletions
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17
modules/ns/amxxapi.cpp
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@@ -30,7 +30,7 @@ extern BOOL iscombat;
TitleManager TitleMan;
ParticleManager ParticleMan;
void MFuncs_Initialize(void);
void MFuncs_Initialize(char *base);
// Native register calls here
void AddNatives_MemberFunc();
@@ -86,6 +86,19 @@ void OnAmxxAttach()
AddNatives_Structure();
AddNatives_General();
MFuncs_Initialize();
char *FuncBase;
char FileName[256];
DLHANDLE DLLBase;
#ifdef __linux__
UTIL_Format(FileName, sizeof(FileName), "%s/dlls/ns_i386.so", MF_GetModname());
#else
UTIL_Format(FileName, sizeof(FileName), "%s\\dlls\\ns.dll", MF_GetModname());
#endif
DLLBase = DLOPEN(FileName);
FuncBase = (char *)DLSYM(DLLBase, MAKE_OFFSET(BASE));
DLCLOSE(DLLBase);
MFuncs_Initialize(FuncBase);
}

57
modules/ns/natives/memberfuncs.cpp
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@@ -42,63 +42,10 @@ static void (GenericClass::*MFP_WeldFinished)(float);
// AvHGameRules *GetGameRules(void)
static void *(*FP_GetGameRules)();
char *FuncBase;
/**
* sizeof(void (detail::GenericClass::*fptr)())
* is 8 in GCC. Add an empty void * pointer at
* the end to compensate.
* Layout in GCC:
* union {
* void *address; // When this is an address it will always be positive
* int vtable_index; // When it is a vtable index it will always be odd = (vindex*2)+1
* };
* int delta;
* -
* Delta is the adjustment to the this pointer
* For my implementations I will only need it to 0
*/
#ifdef __GNUC__
template <typename OutType>
inline void set_mfp(OutType &out, void *in)
void MFuncs_Initialize(char *base)
{
union
{
void *in[2];
OutType out;
} mfpu;
mfpu.in[0]=in;
mfpu.in[1]=NULL;
out=mfpu.out;
};
#else
template <typename OutType>
inline void set_mfp(OutType &out, void *in)
{
out=horrible_cast<OutType>(in);
};
#endif
void MFuncs_Initialize(void)
{
char FileName[256];
DLHANDLE DLLBase;
#ifdef __linux__
UTIL_Format(FileName,sizeof(FileName)-1,"%s/dlls/ns_i386.so",MF_GetModname());
#else
UTIL_Format(FileName, sizeof(FileName)-1, "%s\\dlls\\ns.dll", MF_GetModname());
#endif
DLLBase=DLOPEN(FileName);
FuncBase=(char *)DLSYM(DLLBase, MAKE_OFFSET(BASE));
DLCLOSE(DLLBase);
#define MFP(Offs) (((void *)(((char *)FuncBase)+MAKE_OFFSET(Offs))))
set_mfp(MFP_Recycle,MFP(MEMBER_RECYCLE));
set_mfp(MFP_WeldFinished,MFP(MEMBER_TRIGGER_WELDABLE));
// This is not a member function pointer, but use MFP since it

37
modules/ns/utilfunctions.h
View File

@@ -233,6 +233,43 @@ inline unsigned char set_private_b(edict_t *pEntity, int offset, unsigned char v
};
/**
* sizeof(void (detail::GenericClass::*fptr)())
* is 8 in GCC. Add an empty void * pointer at
* the end to compensate.
* Layout in GCC:
* union {
* void *address; // When this is an address it will always be positive
* int vtable_index; // When it is a vtable index it will always be odd = (vindex*2)+1
* };
* int delta;
* -
* Delta is the adjustment to the this pointer
* For my implementations I will only need it to 0
*/
#ifdef __GNUC__
template <typename OutType>
inline void set_mfp(OutType &out, void *in)
{
union
{
void *in[2];
OutType out;
} mfpu;
mfpu.in[0] = in;
mfpu.in[1] = NULL;
out = mfpu.out;
};
#else
template <typename OutType>
inline void set_mfp(OutType &out, void *in)
{
out = horrible_cast<OutType>(in);
};
#endif
#define MFP(Offs) (((void *)(((char *)base)+MAKE_OFFSET(Offs))))
#endif // UTILFUNCTIONS_H