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Diffstat (limited to 'src/VBox/Runtime/common/misc/sanity.h')
| -rw-r--r-- | src/VBox/Runtime/common/misc/sanity.h | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/misc/sanity.h b/src/VBox/Runtime/common/misc/sanity.h new file mode 100644 index 00000000..7117adfd --- /dev/null +++ b/src/VBox/Runtime/common/misc/sanity.h @@ -0,0 +1,225 @@ +/* $Id: sanity.h $ */ +/** @file + * IPRT - Setup Sanity Checks, C and C++. + */ + +/* + * Copyright (C) 2007-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#include <iprt/cdefs.h> +#include <iprt/types.h> +#include <iprt/assert.h> + +/* + * Check that the IN_[RING3|RING0|GC] and [|R3_|R0_|GC_]ARCH_BITS + * match up correctly. + * + * IPRT assumes r0 and r3 to has the same bit count. + */ + +#if defined(IN_RING3) && ARCH_BITS != R3_ARCH_BITS +# error "defined(IN_RING3) && ARCH_BITS != R3_ARCH_BITS" +#endif +#if defined(IN_RING0) && ARCH_BITS != R0_ARCH_BITS +# error "defined(IN_RING0) && ARCH_BITS != R0_ARCH_BITS" +#endif +#if defined(IN_RC) && ARCH_BITS != 32 +# error "defined(IN_RC) && ARCH_BITS != 32" +#endif +#if (defined(IN_RING0) || defined(IN_RING3)) && HC_ARCH_BITS != ARCH_BITS +# error "(defined(IN_RING0) || defined(IN_RING3)) && HC_ARCH_BITS != ARCH_BITS" +#endif +#if defined(IN_RC) && GC_ARCH_BITS != 64 && GC_ARCH_BITS != ARCH_BITS +# error "defined(IN_RC) && GC_ARCH_BITS != ARCH_BITS" +#endif + + +/* + * Check basic host (hc/r0/r3) types. + */ +#if HC_ARCH_BITS == 64 + +AssertCompileSize(RTHCPTR, 8); +AssertCompileSize(RTHCINT, 4); +AssertCompileSize(RTHCUINT, 4); +AssertCompileSize(RTHCINTPTR, 8); +AssertCompileSize(RTHCUINTPTR, 8); +/*AssertCompileSize(RTHCINTREG, 8);*/ +AssertCompileSize(RTHCUINTREG, 8); +AssertCompileSize(RTR0PTR, 8); +/*AssertCompileSize(RTR0INT, 4);*/ +/*AssertCompileSize(RTR0UINT, 4);*/ +AssertCompileSize(RTR0INTPTR, 8); +AssertCompileSize(RTR0UINTPTR, 8); +/*AssertCompileSize(RTR3PTR, 8);*/ +/*AssertCompileSize(RTR3INT, 4);*/ +/*AssertCompileSize(RTR3UINT, 4);*/ +AssertCompileSize(RTR3INTPTR, 8); +AssertCompileSize(RTR3UINTPTR, 8); +AssertCompileSize(RTUINTPTR, 8); + +# if defined(IN_RING3) || defined(IN_RING0) +/*AssertCompileSize(RTCCINTREG, 8);*/ +AssertCompileSize(RTCCUINTREG, 8); +# endif + +#else + +AssertCompileSize(RTHCPTR, 4); +AssertCompileSize(RTHCINT, 4); +AssertCompileSize(RTHCUINT, 4); +/*AssertCompileSize(RTHCINTPTR, 4);*/ +AssertCompileSize(RTHCUINTPTR, 4); +AssertCompileSize(RTR0PTR, 4); +/*AssertCompileSize(RTR0INT, 4);*/ +/*AssertCompileSize(RTR0UINT, 4);*/ +AssertCompileSize(RTR0INTPTR, 4); +AssertCompileSize(RTR0UINTPTR, 4); +/*AssertCompileSize(RTR3PTR, 4);*/ +/*AssertCompileSize(RTR3INT, 4);*/ +/*AssertCompileSize(RTR3UINT, 4);*/ +AssertCompileSize(RTR3INTPTR, 4); +AssertCompileSize(RTR3UINTPTR, 4); +# if GC_ARCH_BITS == 64 +AssertCompileSize(RTUINTPTR, 8); +# else +AssertCompileSize(RTUINTPTR, 4); +# endif + +# if defined(IN_RING3) || defined(IN_RING0) +/*AssertCompileSize(RTCCINTREG, 4);*/ +AssertCompileSize(RTCCUINTREG, 4); +# endif + +#endif + +AssertCompileSize(RTHCPHYS, 8); + + +/* + * Check basic guest context types. + */ +#if GC_ARCH_BITS == 64 + +AssertCompileSize(RTGCINT, 8); +AssertCompileSize(RTGCUINT, 8); +AssertCompileSize(RTGCINTPTR, 8); +AssertCompileSize(RTGCUINTPTR, 8); +/*AssertCompileSize(RTGCINTREG, 8);*/ +AssertCompileSize(RTGCUINTREG, 8); + +# ifdef IN_RC +/*AssertCompileSize(RTCCINTREG, 8);*/ +/* Hack alert: there is no such thing as a GC context when GC_ARCH_BITS == 64; it's still 32 bits */ +AssertCompileSize(RTCCUINTREG, 4); +# endif + +#else + +AssertCompileSize(RTGCINT, 4); +AssertCompileSize(RTGCUINT, 4); +AssertCompileSize(RTGCINTPTR, 4); +AssertCompileSize(RTGCUINTPTR, 4); +/*AssertCompileSize(RTGCINTREG, 4);*/ +AssertCompileSize(RTGCUINTREG, 4); + +# ifdef IN_RC +/*AssertCompileSize(RTCCINTREG, 4);*/ +AssertCompileSize(RTCCUINTREG, 4); +# endif + +#endif + +AssertCompileSize(RTGCPHYS64, 8); +AssertCompileSize(RTGCPHYS32, 4); +AssertCompileSize(RTGCPHYS, 8); + + +/* + * Check basic current context types. + */ +#if ARCH_BITS == 64 + +AssertCompileSize(void *, 8); +AssertCompileSize(intptr_t, 8); +AssertCompileSize(uintptr_t, 8); +AssertCompileSize(size_t, 8); +AssertCompileSize(ssize_t, 8); + +#else + +AssertCompileSize(void *, 4); +AssertCompileSize(intptr_t, 4); +AssertCompileSize(uintptr_t, 4); +AssertCompileSize(size_t, 4); +AssertCompileSize(ssize_t, 4); + +#endif + + +/* + * Standard sized types. + */ +AssertCompileSize(uint8_t, 1); +AssertCompileSize(uint16_t, 2); +AssertCompileSize(uint32_t, 4); +AssertCompileSize(uint64_t, 8); + +#define TEST_CONST_MACRO(c,t) \ + AssertCompile(sizeof(c) == sizeof(t) || (sizeof(c) == sizeof(int) && sizeof(t) < sizeof(int)) ) + +TEST_CONST_MACRO(UINT8_C(1), uint8_t); +TEST_CONST_MACRO(UINT16_C(1), uint16_t); +TEST_CONST_MACRO(UINT32_C(1), uint32_t); +TEST_CONST_MACRO(UINT64_C(1), uint64_t); + +TEST_CONST_MACRO(INT8_C(1), int8_t); +TEST_CONST_MACRO(INT8_C(-1), int8_t); +TEST_CONST_MACRO(INT16_C(1), int16_t); +TEST_CONST_MACRO(INT16_C(-1), int16_t); +TEST_CONST_MACRO(INT32_C(1), int32_t); +TEST_CONST_MACRO(INT32_C(-1), int32_t); +TEST_CONST_MACRO(INT64_C(1), int64_t); +TEST_CONST_MACRO(INT64_C(-1), int64_t); + + +/* + * Our union types. + */ +AssertCompileSize(RTUINT16U, 2); +AssertCompileSize(RTUINT32U, 4); +AssertCompileSize(RTUINT64U, 8); +AssertCompileSize(RTUINT128U, 16); +/*AssertCompileSize(RTFLOAT32U, 8);*/ +AssertCompileSize(RTFLOAT64U, 8); +AssertCompileSize(RTFLOAT80U, 10); +/*AssertCompileSize(RTFLOAT128U, 16);*/ + |