UNLOZE/sm-ext-dhooks2
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Add support for the "fastcall" calling convention

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Callee cleans the stack and first two arguments are passed in registers ecx and edx.
You could emulate this by choosing stdcall and setting the custom_registers on the arguments manually, but this is easier.
This commit is contained in:
Peace-Maker
2019-06-20 02:14:07 +02:00
parent 70eee8482a
commit 891fa5352e
9 changed files with 144 additions and 0 deletions
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dynhooks_sourcepawn.cpp
+8
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@@ -6,17 +6,22 @@
#include "conventions/x86MsCdecl.h"
#include "conventions/x86MsThiscall.h"
#include "conventions/x86MsStdcall.h"
#include "conventions/x86MsFastcall.h"
typedef x86MsCdecl x86DetourCdecl;
typedef x86MsThiscall x86DetourThisCall;
typedef x86MsStdcall x86DetourStdCall;
typedef x86MsFastcall x86DetourFastCall;
#elif defined KE_LINUX
#include "conventions/x86GccCdecl.h"
#include "conventions/x86GccThiscall.h"
#include "conventions/x86MsStdcall.h"
#include "conventions/x86MsFastcall.h"
typedef x86GccCdecl x86DetourCdecl;
typedef x86GccThiscall x86DetourThisCall;
// Uhm, stdcall on linux?
typedef x86MsStdcall x86DetourStdCall;
// Uhumm, fastcall on linux?
typedef x86MsFastcall x86DetourFastCall;
#else
#error "Unsupported platform."
#endif
@@ -213,6 +218,9 @@ ICallingConvention *ConstructCallingConvention(HookSetup *setup)
case CallConv_STDCALL:
pCallConv = new x86DetourStdCall(vecArgTypes, returnType);
break;
case CallConv_FASTCALL:
pCallConv = new x86DetourFastCall(vecArgTypes, returnType);
break;
default:
smutils->LogError(myself, "Unknown calling convention %d.", setup->callConv);
break;