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40 lines
1.4 KiB
C++
40 lines
1.4 KiB
C++
/*
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* PROJECT: ReactOS Shim helper library
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Shimlib helper file, used for setting up the macro's used when registering a shim.
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* COPYRIGHT: Copyright 2016,2017 Mark Jansen (mark.jansen@reactos.org)
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*/
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#ifndef SHIM_NS
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#error "A namespace should be provided in SHIM_NS before including this file!"
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#endif
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#ifndef SHIM_OBJ_NAME
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#define SHIM_OBJ_NAME3(ns, name) ns ## _ ## name
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#define SHIM_OBJ_NAME2(ns, name) SHIM_OBJ_NAME3(ns, name)
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#define SHIM_OBJ_NAME(name) SHIM_OBJ_NAME2(SHIM_NS, name)
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#define SHIM_STRINGIFY2(X_) # X_
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#define SHIM_STRINGIFY(X_) SHIM_STRINGIFY2(X_)
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/* TODO: static_assert on (num < SHIM_NUM_HOOKS) */
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#define SHIM_HOOK(num, dll, function, target) \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].LibraryName = dll; \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].FunctionName = function; \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].ReplacementFunction = target; \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].OriginalFunction = NULL; \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].Reserved[0] = NULL; \
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SHIM_OBJ_NAME(g_pAPIHooks)[num].Reserved[1] = NULL;
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#define CALL_SHIM(SHIM_NUM, SHIM_CALLCONV) \
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((SHIM_CALLCONV)(SHIM_OBJ_NAME(g_pAPIHooks)[SHIM_NUM].OriginalFunction))
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#endif
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PCSTR SHIM_OBJ_NAME(g_szModuleName) = SHIM_STRINGIFY(SHIM_NS);
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PCSTR SHIM_OBJ_NAME(g_szCommandLine);
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PHOOKAPI SHIM_OBJ_NAME(g_pAPIHooks);
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