Initial structure

inc/cxplat.h

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+/*++
+
+    Copyright (c) Microsoft Corporation.
+    Licensed under the MIT License.
+
+Abstract:
+
+    Platform definitions.
+
+--*/
+
+#ifdef CX_PLATFORM_WINKERNEL
+#include "cxplat_winkernel.h"
+#elif CX_PLATFORM_WINUSER
+#include "cxplat_winuser.h"
+#elif CX_PLATFORM_LINUX
+#include "cxplat_posix.h"
+#elif CX_PLATFORM_DARWIN
+#include "cxplat_posix.h"
+#else
+#error "Unsupported Platform"
+#endif

inc/cxplat_posix.h

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+/*++
+
+    Copyright (c) Microsoft Corporation.
+    Licensed under the MIT License.
+
+Abstract:
+
+    Posix platform definitions.
+
+--*/
+
+#ifndef CXPLAT_POSIX_H
+#define CXPLAT_POSIX_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+//
+// Static Analysis Interfaces
+//
+
+#if defined(__clang__)
+#define CXPLAT_NO_SANITIZE(X) __attribute__((no_sanitize(X)))
+#else
+#define CXPLAT_NO_SANITIZE(X)
+#endif
+
+#define CXPLAT_ANALYSIS_ASSUME(X)
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif // CXPLAT_POSIX_H

inc/cxplat_winkernel.h

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+/*++
+
+    Copyright (c) Microsoft Corporation.
+    Licensed under the MIT License.
+
+Abstract:
+
+    Windows kernel-mode platform definitions.
+
+--*/
+
+#ifndef CXPLAT_WINKERNEL_H
+#define CXPLAT_WINKERNEL_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+//
+// Static Analysis Interfaces
+//
+
+#define CXPLAT_NO_SANITIZE(X)
+
+#if defined(_PREFAST_)
+// _Analysis_assume_ will never result in any code generation for _exp,
+// so using it will not have runtime impact, even if _exp has side effects.
+#define CXPLAT_ANALYSIS_ASSUME(_exp) _Analysis_assume_(_exp)
+#else // _PREFAST_
+// CXPLAT_ANALYSIS_ASSUME ensures that _exp is parsed in non-analysis compile.
+// On DEBUG, it's guaranteed to be parsed as part of the normal compile, but
+// with non-DEBUG, use __noop to ensure _exp is parseable but without code
+// generation.
+#if DEBUG
+#define CXPLAT_ANALYSIS_ASSUME(_exp) ((void) 0)
+#else // DEBUG
+#define CXPLAT_ANALYSIS_ASSUME(_exp) __noop(_exp)
+#endif // DEBUG
+#endif // _PREFAST_
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif // CXPLAT_WINKERNEL_H

inc/cxplat_winuser.h

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+/*++
+
+    Copyright (c) Microsoft Corporation.
+    Licensed under the MIT License.
+
+Abstract:
+
+    Windows user-mode platform definitions.
+
+--*/
+
+#ifndef CXPLAT_WINUSER_H
+#define CXPLAT_WINUSER_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+//
+// Static Analysis Interfaces
+//
+
+#define CXPLAT_NO_SANITIZE(X)
+
+#if defined(_PREFAST_)
+// _Analysis_assume_ will never result in any code generation for _exp,
+// so using it will not have runtime impact, even if _exp has side effects.
+#define CXPLAT_ANALYSIS_ASSUME(_exp) _Analysis_assume_(_exp)
+#else // _PREFAST_
+// CXPLAT_ANALYSIS_ASSUME ensures that _exp is parsed in non-analysis compile.
+// On DEBUG, it's guaranteed to be parsed as part of the normal compile, but
+// with non-DEBUG, use __noop to ensure _exp is parseable but without code
+// generation.
+#if DEBUG
+#define CXPLAT_ANALYSIS_ASSUME(_exp) ((void) 0)
+#else // DEBUG
+#define CXPLAT_ANALYSIS_ASSUME(_exp) __noop(_exp)
+#endif // DEBUG
+#endif // _PREFAST_
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif // CXPLAT_WINUSER_H

lib/cxplat_posix.c

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+#include "cxplat_posix.h"

lib/cxplat_winkernel.c

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+#include "cxplat_winkernel.h"

lib/cxplat_winuser.c

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+#include "cxplat_winuser.h"