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76 lines
1.9 KiB
C++
76 lines
1.9 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 to register shims setup with macro's from setup_shim.inl
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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_NUM_HOOKS
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#error "The number of hooks should be provided in SHIM_NUM_HOOKS before including this file!"
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#endif
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#ifndef SHIM_OBJ_NAME
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#error "setup_shim.inl should be included before this file!"
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#endif
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#if SHIM_NUM_HOOKS > 0
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#ifndef SHIM_SETUP_HOOKS
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#error "Please define a hook: #define SHIM_SETUP_HOOKS SHIM_HOOK(num, dll_name, function_name, your_function)"
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#endif
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#else
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#ifdef SHIM_SETUP_HOOKS
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#error "Hooks are defined, yet SHIM_NUM_HOOKS is <= 0 !"
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#endif
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#endif
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PHOOKAPI WINAPI SHIM_OBJ_NAME(GetHookAPIs)(DWORD fdwReason, PCSTR pszCmdLine, PDWORD pdwHookCount)
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{
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if (pszCmdLine)
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{
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SHIM_OBJ_NAME(g_szCommandLine) = ShimLib_StringDuplicateA(pszCmdLine);
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}
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else
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{
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SHIM_OBJ_NAME(g_szCommandLine) = "";
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}
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SHIM_OBJ_NAME(g_pAPIHooks) = ShimLib_ShimMalloc(sizeof(HOOKAPI) * SHIM_NUM_HOOKS);
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if (SHIM_NUM_HOOKS)
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ZeroMemory(SHIM_OBJ_NAME(g_pAPIHooks), sizeof(HOOKAPI) * SHIM_NUM_HOOKS);
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*pdwHookCount = SHIM_NUM_HOOKS;
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#ifdef SHIM_NOTIFY_FN
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if (!SHIM_NOTIFY_FN(fdwReason, NULL))
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return NULL;
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#endif
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#if SHIM_NUM_HOOKS > 0
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SHIM_SETUP_HOOKS
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#endif
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return SHIM_OBJ_NAME(g_pAPIHooks);
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}
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#if defined(_MSC_VER)
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#pragma section(".shm$BBB",long,read)
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#endif
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_SHMALLOC(".shm$BBB") SHIMREG SHIM_OBJ_NAME(_shim_fn) =
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{
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SHIM_OBJ_NAME(GetHookAPIs),
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#ifdef SHIM_NOTIFY_FN
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SHIM_NOTIFY_FN,
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#else
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NULL,
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#endif
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SHIM_STRINGIFY(SHIM_NS)
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};
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#undef SHIM_SETUP_HOOKS
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#undef SHIM_NOTIFY_FN
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#undef SHIM_NUM_HOOKS
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#undef SHIM_NS
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