[31510] | 1 | /* $Id: DBGCOps.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * DBGC - Debugger Console, Operators.
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| 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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[31510] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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[31510] | 26 | */
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| 27 |
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[31530] | 28 |
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[57358] | 29 | /*********************************************************************************************************************************
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| 30 | * Header Files *
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| 31 | *********************************************************************************************************************************/
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[31510] | 32 | #define LOG_GROUP LOG_GROUP_DBGC
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| 33 | #include <VBox/dbg.h>
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[35346] | 34 | #include <VBox/vmm/dbgf.h>
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[31510] | 35 | #include <VBox/param.h>
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| 36 | #include <VBox/err.h>
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| 37 | #include <VBox/log.h>
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| 38 |
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[35628] | 39 | #include <iprt/assert.h>
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| 40 | #include <iprt/mem.h>
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[31510] | 41 | #include <iprt/string.h>
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| 42 |
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| 43 | #include "DBGCInternal.h"
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| 44 |
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| 45 |
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[57358] | 46 | /*********************************************************************************************************************************
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| 47 | * Internal Functions *
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| 48 | *********************************************************************************************************************************/
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[41546] | 49 | static DECLCALLBACK(int) dbgcOpMinus(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult);
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| 50 | static DECLCALLBACK(int) dbgcOpPluss(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult);
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| 51 | static DECLCALLBACK(int) dbgcOpBooleanNot(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult);
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| 52 | static DECLCALLBACK(int) dbgcOpBitwiseNot(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult);
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| 53 | static DECLCALLBACK(int) dbgcOpVar(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult);
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[31510] | 54 |
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| 55 | static DECLCALLBACK(int) dbgcOpAddrFar(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 56 | static DECLCALLBACK(int) dbgcOpMult(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 57 | static DECLCALLBACK(int) dbgcOpDiv(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 58 | static DECLCALLBACK(int) dbgcOpMod(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 59 | static DECLCALLBACK(int) dbgcOpAdd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 60 | static DECLCALLBACK(int) dbgcOpSub(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 61 | static DECLCALLBACK(int) dbgcOpBitwiseShiftLeft(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 62 | static DECLCALLBACK(int) dbgcOpBitwiseShiftRight(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 63 | static DECLCALLBACK(int) dbgcOpBitwiseAnd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 64 | static DECLCALLBACK(int) dbgcOpBitwiseXor(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 65 | static DECLCALLBACK(int) dbgcOpBitwiseOr(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 66 | static DECLCALLBACK(int) dbgcOpBooleanAnd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 67 | static DECLCALLBACK(int) dbgcOpBooleanOr(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 68 | static DECLCALLBACK(int) dbgcOpRangeLength(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 69 | static DECLCALLBACK(int) dbgcOpRangeLengthBytes(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 70 | static DECLCALLBACK(int) dbgcOpRangeTo(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult);
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| 71 |
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| 72 |
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[57358] | 73 | /*********************************************************************************************************************************
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| 74 | * Defined Constants And Macros *
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| 75 | *********************************************************************************************************************************/
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[31926] | 76 | /**
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| 77 | * Generic implementation of a binary operator.
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| 78 | *
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| 79 | * @returns VINF_SUCCESS on success.
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| 80 | * @returns VBox evaluation / parsing error code on failure.
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| 81 | * The caller does the bitching.
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| 82 | * @param pDbgc Debugger console instance data.
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| 83 | * @param pArg1 The first argument.
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| 84 | * @param pArg2 The 2nd argument.
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| 85 | * @param pResult Where to store the result.
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| 86 | * @param Operator The C operator.
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| 87 | * @param fIsDiv Set if it's division and we need to check for zero on the
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| 88 | * right hand side.
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| 89 | */
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| 90 | #define DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, Operator, fIsDiv) \
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| 91 | do \
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| 92 | { \
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[41573] | 93 | if ((pArg1)->enmType == DBGCVAR_TYPE_STRING) \
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| 94 | return VERR_DBGC_PARSE_INVALID_OPERATION; \
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| 95 | \
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[31926] | 96 | /* Get the 64-bit right side value. */ \
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| 97 | uint64_t u64Right; \
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[31928] | 98 | int rc = dbgcOpHelperGetNumber((pDbgc), (pArg2), &u64Right); \
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| 99 | if ((fIsDiv) && RT_SUCCESS(rc) && !u64Right) /* div/0 kludge */ \
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| 100 | DBGCVAR_INIT_NUMBER((pResult), UINT64_MAX); \
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[31926] | 101 | else if (RT_SUCCESS(rc)) \
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| 102 | { \
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| 103 | /* Apply it to the left hand side. */ \
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[41573] | 104 | if ((pArg1)->enmType == DBGCVAR_TYPE_SYMBOL) \
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[31926] | 105 | { \
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[31928] | 106 | rc = dbgcSymbolGet((pDbgc), (pArg1)->u.pszString, DBGCVAR_TYPE_ANY, (pResult)); \
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[31926] | 107 | if (RT_FAILURE(rc)) \
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| 108 | return rc; \
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| 109 | } \
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| 110 | else \
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[31928] | 111 | *(pResult) = *(pArg1); \
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| 112 | switch ((pResult)->enmType) \
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[31926] | 113 | { \
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| 114 | case DBGCVAR_TYPE_GC_FLAT: \
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[31928] | 115 | (pResult)->u.GCFlat = (pResult)->u.GCFlat Operator u64Right; \
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[31926] | 116 | break; \
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| 117 | case DBGCVAR_TYPE_GC_FAR: \
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[31928] | 118 | (pResult)->u.GCFar.off = (pResult)->u.GCFar.off Operator u64Right; \
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[31926] | 119 | break; \
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| 120 | case DBGCVAR_TYPE_GC_PHYS: \
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[31928] | 121 | (pResult)->u.GCPhys = (pResult)->u.GCPhys Operator u64Right; \
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[31926] | 122 | break; \
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| 123 | case DBGCVAR_TYPE_HC_FLAT: \
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[31928] | 124 | (pResult)->u.pvHCFlat = (void *)((uintptr_t)(pResult)->u.pvHCFlat Operator u64Right); \
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[31926] | 125 | break; \
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| 126 | case DBGCVAR_TYPE_HC_PHYS: \
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[31928] | 127 | (pResult)->u.HCPhys = (pResult)->u.HCPhys Operator u64Right; \
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[31926] | 128 | break; \
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| 129 | case DBGCVAR_TYPE_NUMBER: \
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[31928] | 130 | (pResult)->u.u64Number = (pResult)->u.u64Number Operator u64Right; \
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[31926] | 131 | break; \
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| 132 | default: \
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[41553] | 133 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE; \
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[31926] | 134 | } \
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| 135 | } \
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| 136 | return rc; \
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| 137 | } while (0)
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| 138 |
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| 139 |
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[31928] | 140 | /**
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[33540] | 141 | * Switch the factors/whatever so we preserve pointers.
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[31928] | 142 | * Far pointers are considered more important that physical and flat pointers.
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| 143 | *
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| 144 | * @param pArg1 The left side argument. Input & output.
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| 145 | * @param pArg2 The right side argument. Input & output.
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| 146 | */
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| 147 | #define DBGC_GEN_ARIT_POINTER_TO_THE_LEFT(pArg1, pArg2) \
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| 148 | do \
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| 149 | { \
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| 150 | if ( DBGCVAR_ISPOINTER((pArg2)->enmType) \
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| 151 | && ( !DBGCVAR_ISPOINTER((pArg1)->enmType) \
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| 152 | || ( DBGCVAR_IS_FAR_PTR((pArg2)->enmType) \
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| 153 | && !DBGCVAR_IS_FAR_PTR((pArg1)->enmType)))) \
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| 154 | { \
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| 155 | PCDBGCVAR pTmp = (pArg1); \
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| 156 | (pArg2) = (pArg1); \
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| 157 | (pArg1) = pTmp; \
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| 158 | } \
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| 159 | } while (0)
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| 160 |
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| 161 |
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[57358] | 162 | /*********************************************************************************************************************************
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| 163 | * Global Variables *
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| 164 | *********************************************************************************************************************************/
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[31510] | 165 | /** Operators. */
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[41561] | 166 | const DBGCOP g_aDbgcOps[] =
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[31510] | 167 | {
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| 168 | /* szName is initialized as a 4 char array because of M$C elsewise optimizing it away in /Ox mode (the 'const char' vs 'char' problem). */
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| 169 | /* szName, cchName, fBinary, iPrecedence, pfnHandlerUnary, pfnHandlerBitwise */
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[35637] | 170 | { {'-'}, 1, false, 1, dbgcOpMinus, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Unary minus." },
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| 171 | { {'+'}, 1, false, 1, dbgcOpPluss, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Unary plus." },
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| 172 | { {'!'}, 1, false, 1, dbgcOpBooleanNot, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Boolean not." },
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| 173 | { {'~'}, 1, false, 1, dbgcOpBitwiseNot, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise complement." },
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| 174 | { {':'}, 1, true, 2, NULL, dbgcOpAddrFar, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Far pointer." },
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| 175 | { {'%'}, 1, false, 3, dbgcOpAddrFlat, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Flat address." },
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| 176 | { {'%','%'}, 2, false, 3, dbgcOpAddrPhys, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Physical address." },
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| 177 | { {'#'}, 1, false, 3, dbgcOpAddrHost, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Flat host address." },
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| 178 | { {'#','%','%'}, 3, false, 3, dbgcOpAddrHostPhys, NULL, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Physical host address." },
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[41573] | 179 | { {'$'}, 1, false, 3, dbgcOpVar, NULL, DBGCVAR_CAT_SYMBOL, DBGCVAR_CAT_ANY, "Reference a variable." },
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| 180 | { {'@'}, 1, false, 3, dbgcOpRegister, NULL, DBGCVAR_CAT_SYMBOL, DBGCVAR_CAT_ANY, "Reference a register." },
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[35637] | 181 | { {'*'}, 1, true, 10, NULL, dbgcOpMult, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Multiplication." },
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| 182 | { {'/'}, 1, true, 11, NULL, dbgcOpDiv, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Division." },
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[41553] | 183 | { {'m','o','d'}, 3, true, 12, NULL, dbgcOpMod, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Modulus." },
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[35637] | 184 | { {'+'}, 1, true, 13, NULL, dbgcOpAdd, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Addition." },
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| 185 | { {'-'}, 1, true, 14, NULL, dbgcOpSub, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Subtraction." },
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| 186 | { {'<','<'}, 2, true, 15, NULL, dbgcOpBitwiseShiftLeft, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise left shift." },
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| 187 | { {'>','>'}, 2, true, 16, NULL, dbgcOpBitwiseShiftRight, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise right shift." },
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| 188 | { {'&'}, 1, true, 17, NULL, dbgcOpBitwiseAnd, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise and." },
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| 189 | { {'^'}, 1, true, 18, NULL, dbgcOpBitwiseXor, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise exclusiv or." },
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| 190 | { {'|'}, 1, true, 19, NULL, dbgcOpBitwiseOr, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Bitwise inclusive or." },
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| 191 | { {'&','&'}, 2, true, 20, NULL, dbgcOpBooleanAnd, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Boolean and." },
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| 192 | { {'|','|'}, 2, true, 21, NULL, dbgcOpBooleanOr, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Boolean or." },
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| 193 | { {'L'}, 1, true, 22, NULL, dbgcOpRangeLength, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Range elements." },
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| 194 | { {'L','B'}, 2, true, 23, NULL, dbgcOpRangeLengthBytes, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Range bytes." },
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| 195 | { {'T'}, 1, true, 24, NULL, dbgcOpRangeTo, DBGCVAR_CAT_ANY, DBGCVAR_CAT_ANY, "Range to." }
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[31510] | 196 | };
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| 197 |
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| 198 | /** Number of operators in the operator array. */
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[41561] | 199 | const uint32_t g_cDbgcOps = RT_ELEMENTS(g_aDbgcOps);
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[31510] | 200 |
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| 201 |
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| 202 | /**
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[33540] | 203 | * Converts an argument to a number value.
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[31926] | 204 | *
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| 205 | * @returns VBox status code.
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| 206 | * @param pDbgc The DBGC instance.
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| 207 | * @param pArg The argument to convert.
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| 208 | * @param pu64Ret Where to return the value.
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| 209 | */
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| 210 | static int dbgcOpHelperGetNumber(PDBGC pDbgc, PCDBGCVAR pArg, uint64_t *pu64Ret)
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| 211 | {
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| 212 | DBGCVAR Var = *pArg;
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| 213 | switch (Var.enmType)
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| 214 | {
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| 215 | case DBGCVAR_TYPE_GC_FLAT:
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| 216 | *pu64Ret = Var.u.GCFlat;
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| 217 | break;
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| 218 | case DBGCVAR_TYPE_GC_FAR:
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| 219 | *pu64Ret = Var.u.GCFar.off;
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| 220 | break;
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| 221 | case DBGCVAR_TYPE_GC_PHYS:
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| 222 | *pu64Ret = Var.u.GCPhys;
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| 223 | break;
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| 224 | case DBGCVAR_TYPE_HC_FLAT:
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| 225 | *pu64Ret = (uintptr_t)Var.u.pvHCFlat;
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| 226 | break;
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| 227 | case DBGCVAR_TYPE_HC_PHYS:
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| 228 | *pu64Ret = Var.u.HCPhys;
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| 229 | break;
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[41573] | 230 | case DBGCVAR_TYPE_NUMBER:
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| 231 | *pu64Ret = Var.u.u64Number;
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| 232 | break;
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[31926] | 233 | case DBGCVAR_TYPE_SYMBOL:
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| 234 | {
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| 235 | int rc = dbgcSymbolGet(pDbgc, Var.u.pszString, DBGCVAR_TYPE_NUMBER, &Var);
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| 236 | if (RT_FAILURE(rc))
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| 237 | return rc;
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| 238 | }
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[69046] | 239 | RT_FALL_THRU();
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[41573] | 240 | case DBGCVAR_TYPE_STRING:
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[31926] | 241 | default:
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[41553] | 242 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
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[31926] | 243 | }
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| 244 | return VINF_SUCCESS;
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| 245 | }
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| 246 |
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| 247 |
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| 248 | /**
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[58132] | 249 | * @callback_method_impl{FNDBGCOPUNARY, Negate (unary).}
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[31510] | 250 | */
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[41546] | 251 | static DECLCALLBACK(int) dbgcOpMinus(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
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[31510] | 252 | {
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[62838] | 253 | RT_NOREF1(enmCat);
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[31926] | 254 | LogFlow(("dbgcOpMinus\n"));
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[31510] | 255 | *pResult = *pArg;
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| 256 | switch (pArg->enmType)
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| 257 | {
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| 258 | case DBGCVAR_TYPE_GC_FLAT:
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| 259 | pResult->u.GCFlat = -(RTGCINTPTR)pResult->u.GCFlat;
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| 260 | break;
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| 261 | case DBGCVAR_TYPE_GC_FAR:
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| 262 | pResult->u.GCFar.off = -(int32_t)pResult->u.GCFar.off;
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| 263 | break;
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| 264 | case DBGCVAR_TYPE_GC_PHYS:
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| 265 | pResult->u.GCPhys = (RTGCPHYS) -(int64_t)pResult->u.GCPhys;
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| 266 | break;
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| 267 | case DBGCVAR_TYPE_HC_FLAT:
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| 268 | pResult->u.pvHCFlat = (void *) -(intptr_t)pResult->u.pvHCFlat;
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| 269 | break;
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| 270 | case DBGCVAR_TYPE_HC_PHYS:
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| 271 | pResult->u.HCPhys = (RTHCPHYS) -(int64_t)pResult->u.HCPhys;
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| 272 | break;
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| 273 | case DBGCVAR_TYPE_NUMBER:
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| 274 | pResult->u.u64Number = -(int64_t)pResult->u.u64Number;
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| 275 | break;
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| 276 |
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| 277 | case DBGCVAR_TYPE_STRING:
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[41573] | 278 | case DBGCVAR_TYPE_SYMBOL:
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[31510] | 279 | default:
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[41553] | 280 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
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[31510] | 281 | }
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| 282 | NOREF(pDbgc);
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[31926] | 283 | return VINF_SUCCESS;
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[31510] | 284 | }
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| 285 |
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| 286 |
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| 287 | /**
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[58132] | 288 | * @callback_method_impl{FNDBGCOPUNARY, Plus (unary).}
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[31510] | 289 | */
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[41546] | 290 | static DECLCALLBACK(int) dbgcOpPluss(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
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[31510] | 291 | {
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[62838] | 292 | RT_NOREF1(enmCat);
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[31926] | 293 | LogFlow(("dbgcOpPluss\n"));
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[31510] | 294 | *pResult = *pArg;
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| 295 | switch (pArg->enmType)
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| 296 | {
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| 297 | case DBGCVAR_TYPE_GC_FLAT:
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| 298 | case DBGCVAR_TYPE_GC_FAR:
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| 299 | case DBGCVAR_TYPE_GC_PHYS:
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| 300 | case DBGCVAR_TYPE_HC_FLAT:
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| 301 | case DBGCVAR_TYPE_HC_PHYS:
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| 302 | case DBGCVAR_TYPE_NUMBER:
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| 303 | break;
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| 304 |
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| 305 | case DBGCVAR_TYPE_STRING:
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[41573] | 306 | case DBGCVAR_TYPE_SYMBOL:
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[31510] | 307 | default:
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[41553] | 308 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
|
---|
[31510] | 309 | }
|
---|
| 310 | NOREF(pDbgc);
|
---|
[31926] | 311 | return VINF_SUCCESS;
|
---|
[31510] | 312 | }
|
---|
| 313 |
|
---|
| 314 |
|
---|
| 315 | /**
|
---|
[58132] | 316 | * @callback_method_impl{FNDBGCOPUNARY, Boolean not (unary).}
|
---|
[31510] | 317 | */
|
---|
[41546] | 318 | static DECLCALLBACK(int) dbgcOpBooleanNot(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 319 | {
|
---|
[62838] | 320 | RT_NOREF1(enmCat);
|
---|
[31926] | 321 | LogFlow(("dbgcOpBooleanNot\n"));
|
---|
[31510] | 322 | *pResult = *pArg;
|
---|
| 323 | switch (pArg->enmType)
|
---|
| 324 | {
|
---|
| 325 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 326 | pResult->u.u64Number = !pResult->u.GCFlat;
|
---|
| 327 | break;
|
---|
| 328 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 329 | pResult->u.u64Number = !pResult->u.GCFar.off && pResult->u.GCFar.sel <= 3;
|
---|
| 330 | break;
|
---|
| 331 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 332 | pResult->u.u64Number = !pResult->u.GCPhys;
|
---|
| 333 | break;
|
---|
| 334 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 335 | pResult->u.u64Number = !pResult->u.pvHCFlat;
|
---|
| 336 | break;
|
---|
| 337 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 338 | pResult->u.u64Number = !pResult->u.HCPhys;
|
---|
| 339 | break;
|
---|
| 340 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 341 | pResult->u.u64Number = !pResult->u.u64Number;
|
---|
| 342 | break;
|
---|
| 343 | case DBGCVAR_TYPE_STRING:
|
---|
[41573] | 344 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 345 | pResult->u.u64Number = !pResult->u64Range;
|
---|
| 346 | break;
|
---|
| 347 |
|
---|
| 348 | case DBGCVAR_TYPE_UNKNOWN:
|
---|
| 349 | default:
|
---|
[41553] | 350 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
|
---|
[31510] | 351 | }
|
---|
| 352 | pResult->enmType = DBGCVAR_TYPE_NUMBER;
|
---|
| 353 | NOREF(pDbgc);
|
---|
[31926] | 354 | return VINF_SUCCESS;
|
---|
[31510] | 355 | }
|
---|
| 356 |
|
---|
| 357 |
|
---|
| 358 | /**
|
---|
[58132] | 359 | * @callback_method_impl{FNDBGCOPUNARY, Bitwise not (unary).}
|
---|
[31510] | 360 | */
|
---|
[41546] | 361 | static DECLCALLBACK(int) dbgcOpBitwiseNot(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 362 | {
|
---|
[62838] | 363 | RT_NOREF1(enmCat);
|
---|
[31926] | 364 | LogFlow(("dbgcOpBitwiseNot\n"));
|
---|
[31510] | 365 | *pResult = *pArg;
|
---|
| 366 | switch (pArg->enmType)
|
---|
| 367 | {
|
---|
| 368 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 369 | pResult->u.GCFlat = ~pResult->u.GCFlat;
|
---|
| 370 | break;
|
---|
| 371 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 372 | pResult->u.GCFar.off = ~pResult->u.GCFar.off;
|
---|
| 373 | break;
|
---|
| 374 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 375 | pResult->u.GCPhys = ~pResult->u.GCPhys;
|
---|
| 376 | break;
|
---|
| 377 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 378 | pResult->u.pvHCFlat = (void *)~(uintptr_t)pResult->u.pvHCFlat;
|
---|
| 379 | break;
|
---|
| 380 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 381 | pResult->u.HCPhys = ~pResult->u.HCPhys;
|
---|
| 382 | break;
|
---|
| 383 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 384 | pResult->u.u64Number = ~pResult->u.u64Number;
|
---|
| 385 | break;
|
---|
| 386 |
|
---|
| 387 | case DBGCVAR_TYPE_STRING:
|
---|
[41573] | 388 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 389 | default:
|
---|
[41553] | 390 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
|
---|
[31510] | 391 | }
|
---|
| 392 | NOREF(pDbgc);
|
---|
[31926] | 393 | return VINF_SUCCESS;
|
---|
[31510] | 394 | }
|
---|
| 395 |
|
---|
| 396 |
|
---|
| 397 | /**
|
---|
[58132] | 398 | * @callback_method_impl{FNDBGCOPUNARY, Reference variable (unary).}
|
---|
[31510] | 399 | */
|
---|
[41546] | 400 | static DECLCALLBACK(int) dbgcOpVar(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 401 | {
|
---|
[62838] | 402 | RT_NOREF1(enmCat);
|
---|
[31926] | 403 | LogFlow(("dbgcOpVar: %s\n", pArg->u.pszString));
|
---|
[41573] | 404 | AssertReturn(pArg->enmType == DBGCVAR_TYPE_SYMBOL, VERR_DBGC_PARSE_BUG);
|
---|
[31926] | 405 |
|
---|
[31510] | 406 | /*
|
---|
| 407 | * Lookup the variable.
|
---|
| 408 | */
|
---|
| 409 | const char *pszVar = pArg->u.pszString;
|
---|
| 410 | for (unsigned iVar = 0; iVar < pDbgc->cVars; iVar++)
|
---|
| 411 | {
|
---|
| 412 | if (!strcmp(pszVar, pDbgc->papVars[iVar]->szName))
|
---|
| 413 | {
|
---|
| 414 | *pResult = pDbgc->papVars[iVar]->Var;
|
---|
[31926] | 415 | return VINF_SUCCESS;
|
---|
[31510] | 416 | }
|
---|
| 417 | }
|
---|
| 418 |
|
---|
[41553] | 419 | return VERR_DBGC_PARSE_VARIABLE_NOT_FOUND;
|
---|
[31510] | 420 | }
|
---|
| 421 |
|
---|
| 422 |
|
---|
| 423 | /**
|
---|
[58132] | 424 | * @callback_method_impl{FNDBGCOPUNARY, Reference register (unary).}
|
---|
[35439] | 425 | */
|
---|
[41546] | 426 | DECLCALLBACK(int) dbgcOpRegister(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[35439] | 427 | {
|
---|
| 428 | LogFlow(("dbgcOpRegister: %s\n", pArg->u.pszString));
|
---|
[41573] | 429 | AssertReturn(pArg->enmType == DBGCVAR_TYPE_SYMBOL, VERR_DBGC_PARSE_BUG);
|
---|
[35439] | 430 |
|
---|
[46156] | 431 | /* Detect references to hypervisor registers. */
|
---|
| 432 | const char *pszReg = pArg->u.pszString;
|
---|
| 433 | VMCPUID idCpu = pDbgc->idCpu;
|
---|
| 434 | if (pszReg[0] == '.')
|
---|
| 435 | {
|
---|
| 436 | pszReg++;
|
---|
| 437 | idCpu |= DBGFREG_HYPER_VMCPUID;
|
---|
| 438 | }
|
---|
| 439 |
|
---|
[35439] | 440 | /*
|
---|
[41546] | 441 | * If the desired result is a symbol, pass the argument along unmodified.
|
---|
| 442 | * This is a great help for "r @eax" and such, since it will be translated to "r eax".
|
---|
| 443 | */
|
---|
| 444 | if (enmCat == DBGCVAR_CAT_SYMBOL)
|
---|
| 445 | {
|
---|
[46156] | 446 | int rc = DBGFR3RegNmValidate(pDbgc->pUVM, idCpu, pszReg);
|
---|
[41546] | 447 | if (RT_SUCCESS(rc))
|
---|
| 448 | DBGCVAR_INIT_STRING(pResult, pArg->u.pszString);
|
---|
| 449 | return rc;
|
---|
| 450 | }
|
---|
| 451 |
|
---|
| 452 | /*
|
---|
[35439] | 453 | * Get the register.
|
---|
| 454 | */
|
---|
[35490] | 455 | DBGFREGVALTYPE enmType;
|
---|
| 456 | DBGFREGVAL Value;
|
---|
[46156] | 457 | int rc = DBGFR3RegNmQuery(pDbgc->pUVM, idCpu, pszReg, &Value, &enmType);
|
---|
[35490] | 458 | if (RT_SUCCESS(rc))
|
---|
| 459 | {
|
---|
| 460 | switch (enmType)
|
---|
| 461 | {
|
---|
| 462 | case DBGFREGVALTYPE_U8:
|
---|
| 463 | DBGCVAR_INIT_NUMBER(pResult, Value.u8);
|
---|
| 464 | return VINF_SUCCESS;
|
---|
[35439] | 465 |
|
---|
[35490] | 466 | case DBGFREGVALTYPE_U16:
|
---|
| 467 | DBGCVAR_INIT_NUMBER(pResult, Value.u16);
|
---|
| 468 | return VINF_SUCCESS;
|
---|
| 469 |
|
---|
| 470 | case DBGFREGVALTYPE_U32:
|
---|
| 471 | DBGCVAR_INIT_NUMBER(pResult, Value.u32);
|
---|
| 472 | return VINF_SUCCESS;
|
---|
| 473 |
|
---|
| 474 | case DBGFREGVALTYPE_U64:
|
---|
| 475 | DBGCVAR_INIT_NUMBER(pResult, Value.u64);
|
---|
| 476 | return VINF_SUCCESS;
|
---|
| 477 |
|
---|
| 478 | case DBGFREGVALTYPE_U128:
|
---|
| 479 | DBGCVAR_INIT_NUMBER(pResult, Value.u128.s.Lo);
|
---|
| 480 | return VINF_SUCCESS;
|
---|
| 481 |
|
---|
[66885] | 482 | case DBGFREGVALTYPE_U256:
|
---|
| 483 | DBGCVAR_INIT_NUMBER(pResult, Value.u256.QWords.qw0);
|
---|
| 484 | return VINF_SUCCESS;
|
---|
| 485 |
|
---|
| 486 | case DBGFREGVALTYPE_U512:
|
---|
| 487 | DBGCVAR_INIT_NUMBER(pResult, Value.u512.QWords.qw0);
|
---|
| 488 | return VINF_SUCCESS;
|
---|
| 489 |
|
---|
[35513] | 490 | case DBGFREGVALTYPE_R80:
|
---|
| 491 | #ifdef RT_COMPILER_WITH_80BIT_LONG_DOUBLE
|
---|
[40076] | 492 | DBGCVAR_INIT_NUMBER(pResult, (uint64_t)Value.r80Ex.lrd);
|
---|
[35513] | 493 | #else
|
---|
[94262] | 494 | DBGCVAR_INIT_NUMBER(pResult, (uint64_t)Value.r80Ex.sj64.uFraction);
|
---|
[35513] | 495 | #endif
|
---|
[35490] | 496 | return VINF_SUCCESS;
|
---|
| 497 |
|
---|
| 498 | case DBGFREGVALTYPE_DTR:
|
---|
| 499 | DBGCVAR_INIT_NUMBER(pResult, Value.dtr.u64Base);
|
---|
| 500 | return VINF_SUCCESS;
|
---|
| 501 |
|
---|
| 502 | case DBGFREGVALTYPE_INVALID:
|
---|
| 503 | case DBGFREGVALTYPE_END:
|
---|
| 504 | case DBGFREGVALTYPE_32BIT_HACK:
|
---|
| 505 | break;
|
---|
| 506 | }
|
---|
[35627] | 507 | rc = VERR_INTERNAL_ERROR_5;
|
---|
[35490] | 508 | }
|
---|
| 509 | return rc;
|
---|
[35439] | 510 | }
|
---|
| 511 |
|
---|
| 512 |
|
---|
| 513 | /**
|
---|
[58132] | 514 | * @callback_method_impl{FNDBGCOPUNARY, Flat address (unary).}
|
---|
[31510] | 515 | */
|
---|
[41546] | 516 | DECLCALLBACK(int) dbgcOpAddrFlat(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 517 | {
|
---|
[62838] | 518 | RT_NOREF1(enmCat);
|
---|
[31926] | 519 | LogFlow(("dbgcOpAddrFlat\n"));
|
---|
[35627] | 520 | DBGCVARTYPE enmType = DBGCVAR_ISHCPOINTER(pArg->enmType) ? DBGCVAR_TYPE_HC_FLAT : DBGCVAR_TYPE_GC_FLAT;
|
---|
| 521 | return DBGCCmdHlpConvert(&pDbgc->CmdHlp, pArg, enmType, true /*fConvSyms*/, pResult);
|
---|
[31510] | 522 | }
|
---|
| 523 |
|
---|
| 524 |
|
---|
| 525 | /**
|
---|
[58132] | 526 | * @callback_method_impl{FNDBGCOPUNARY, Physical address (unary).}
|
---|
[31510] | 527 | */
|
---|
[41546] | 528 | DECLCALLBACK(int) dbgcOpAddrPhys(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 529 | {
|
---|
[62838] | 530 | RT_NOREF1(enmCat);
|
---|
[31926] | 531 | LogFlow(("dbgcOpAddrPhys\n"));
|
---|
[35627] | 532 | DBGCVARTYPE enmType = DBGCVAR_ISHCPOINTER(pArg->enmType) ? DBGCVAR_TYPE_HC_PHYS : DBGCVAR_TYPE_GC_PHYS;
|
---|
| 533 | return DBGCCmdHlpConvert(&pDbgc->CmdHlp, pArg, enmType, true /*fConvSyms*/, pResult);
|
---|
[31510] | 534 | }
|
---|
| 535 |
|
---|
| 536 |
|
---|
| 537 | /**
|
---|
[58132] | 538 | * @callback_method_impl{FNDBGCOPUNARY, Physical host address (unary).}
|
---|
[31510] | 539 | */
|
---|
[41546] | 540 | DECLCALLBACK(int) dbgcOpAddrHostPhys(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 541 | {
|
---|
[62838] | 542 | RT_NOREF1(enmCat);
|
---|
[31926] | 543 | LogFlow(("dbgcOpAddrPhys\n"));
|
---|
[35627] | 544 | return DBGCCmdHlpConvert(&pDbgc->CmdHlp, pArg, DBGCVAR_TYPE_HC_PHYS, true /*fConvSyms*/, pResult);
|
---|
[31510] | 545 | }
|
---|
| 546 |
|
---|
| 547 |
|
---|
| 548 | /**
|
---|
[58132] | 549 | * @callback_method_impl{FNDBGCOPUNARY, Host address (unary).}
|
---|
[31510] | 550 | */
|
---|
[41546] | 551 | DECLCALLBACK(int) dbgcOpAddrHost(PDBGC pDbgc, PCDBGCVAR pArg, DBGCVARCAT enmCat, PDBGCVAR pResult)
|
---|
[31510] | 552 | {
|
---|
[62838] | 553 | RT_NOREF1(enmCat);
|
---|
[31926] | 554 | LogFlow(("dbgcOpAddrHost\n"));
|
---|
[35627] | 555 | return DBGCCmdHlpConvert(&pDbgc->CmdHlp, pArg, DBGCVAR_TYPE_HC_FLAT, true /*fConvSyms*/, pResult);
|
---|
[31510] | 556 | }
|
---|
| 557 |
|
---|
| 558 |
|
---|
| 559 | /**
|
---|
[58132] | 560 | * @callback_method_impl{FNDBGCOPUNARY, Far address (unary).}
|
---|
[31510] | 561 | */
|
---|
| 562 | static DECLCALLBACK(int) dbgcOpAddrFar(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 563 | {
|
---|
[31926] | 564 | LogFlow(("dbgcOpAddrFar\n"));
|
---|
[31510] | 565 | int rc;
|
---|
| 566 |
|
---|
| 567 | switch (pArg1->enmType)
|
---|
| 568 | {
|
---|
[41573] | 569 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 570 | rc = dbgcSymbolGet(pDbgc, pArg1->u.pszString, DBGCVAR_TYPE_NUMBER, pResult);
|
---|
| 571 | if (RT_FAILURE(rc))
|
---|
| 572 | return rc;
|
---|
| 573 | break;
|
---|
| 574 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 575 | *pResult = *pArg1;
|
---|
| 576 | break;
|
---|
| 577 | default:
|
---|
[41553] | 578 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
|
---|
[31510] | 579 | }
|
---|
| 580 | pResult->u.GCFar.sel = (RTSEL)pResult->u.u64Number;
|
---|
| 581 |
|
---|
| 582 | /* common code for the two types we support. */
|
---|
| 583 | switch (pArg2->enmType)
|
---|
| 584 | {
|
---|
| 585 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 586 | pResult->u.GCFar.off = pArg2->u.GCFlat;
|
---|
| 587 | pResult->enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
| 588 | break;
|
---|
| 589 |
|
---|
| 590 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
[35626] | 591 | pResult->u.pvHCFlat = (void *)(uintptr_t)pArg2->u.GCFlat;
|
---|
[31510] | 592 | pResult->enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
| 593 | break;
|
---|
| 594 |
|
---|
| 595 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 596 | pResult->u.GCFar.off = (RTGCPTR)pArg2->u.u64Number;
|
---|
| 597 | pResult->enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
| 598 | break;
|
---|
| 599 |
|
---|
[41573] | 600 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 601 | {
|
---|
| 602 | DBGCVAR Var;
|
---|
| 603 | rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_NUMBER, &Var);
|
---|
| 604 | if (RT_FAILURE(rc))
|
---|
| 605 | return rc;
|
---|
| 606 | pResult->u.GCFar.off = (RTGCPTR)Var.u.u64Number;
|
---|
| 607 | pResult->enmType = DBGCVAR_TYPE_GC_FAR;
|
---|
| 608 | break;
|
---|
| 609 | }
|
---|
| 610 |
|
---|
| 611 | default:
|
---|
[41553] | 612 | return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
|
---|
[31510] | 613 | }
|
---|
[31926] | 614 | return VINF_SUCCESS;
|
---|
[31510] | 615 |
|
---|
| 616 | }
|
---|
| 617 |
|
---|
| 618 |
|
---|
| 619 | /**
|
---|
| 620 | * Multiplication operator (binary).
|
---|
| 621 | *
|
---|
[31926] | 622 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 623 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 624 | * The caller does the bitching.
|
---|
| 625 | * @param pDbgc Debugger console instance data.
|
---|
| 626 | * @param pArg1 The first argument.
|
---|
| 627 | * @param pArg2 The 2nd argument.
|
---|
| 628 | * @param pResult Where to store the result.
|
---|
| 629 | */
|
---|
| 630 | static DECLCALLBACK(int) dbgcOpMult(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 631 | {
|
---|
[31926] | 632 | LogFlow(("dbgcOpMult\n"));
|
---|
[31928] | 633 | DBGC_GEN_ARIT_POINTER_TO_THE_LEFT(pArg1, pArg2);
|
---|
[31926] | 634 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, *, false);
|
---|
[31510] | 635 | }
|
---|
| 636 |
|
---|
| 637 |
|
---|
| 638 | /**
|
---|
| 639 | * Division operator (binary).
|
---|
| 640 | *
|
---|
[31926] | 641 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 642 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 643 | * The caller does the bitching.
|
---|
| 644 | * @param pDbgc Debugger console instance data.
|
---|
| 645 | * @param pArg1 The first argument.
|
---|
| 646 | * @param pArg2 The 2nd argument.
|
---|
| 647 | * @param pResult Where to store the result.
|
---|
| 648 | */
|
---|
| 649 | static DECLCALLBACK(int) dbgcOpDiv(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 650 | {
|
---|
| 651 | LogFlow(("dbgcOpDiv\n"));
|
---|
[31926] | 652 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, /, true);
|
---|
[31510] | 653 | }
|
---|
| 654 |
|
---|
| 655 |
|
---|
| 656 | /**
|
---|
| 657 | * Modulus operator (binary).
|
---|
| 658 | *
|
---|
[31926] | 659 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 660 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 661 | * The caller does the bitching.
|
---|
| 662 | * @param pDbgc Debugger console instance data.
|
---|
| 663 | * @param pArg1 The first argument.
|
---|
| 664 | * @param pArg2 The 2nd argument.
|
---|
| 665 | * @param pResult Where to store the result.
|
---|
| 666 | */
|
---|
| 667 | static DECLCALLBACK(int) dbgcOpMod(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 668 | {
|
---|
| 669 | LogFlow(("dbgcOpMod\n"));
|
---|
[31926] | 670 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, %, false);
|
---|
[31510] | 671 | }
|
---|
| 672 |
|
---|
| 673 |
|
---|
| 674 | /**
|
---|
| 675 | * Addition operator (binary).
|
---|
| 676 | *
|
---|
[31926] | 677 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 678 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 679 | * The caller does the bitching.
|
---|
| 680 | * @param pDbgc Debugger console instance data.
|
---|
| 681 | * @param pArg1 The first argument.
|
---|
| 682 | * @param pArg2 The 2nd argument.
|
---|
| 683 | * @param pResult Where to store the result.
|
---|
| 684 | */
|
---|
| 685 | static DECLCALLBACK(int) dbgcOpAdd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 686 | {
|
---|
[31926] | 687 | LogFlow(("dbgcOpAdd\n"));
|
---|
[31510] | 688 |
|
---|
| 689 | /*
|
---|
| 690 | * An addition operation will return (when possible) the left side type in the
|
---|
| 691 | * expression. We make an omission for numbers, where we'll take the right side
|
---|
[41573] | 692 | * type instead. An expression where only the left hand side is a symbol we'll
|
---|
| 693 | * use the right hand type to try resolve it.
|
---|
[31510] | 694 | */
|
---|
[41573] | 695 | if ( pArg1->enmType == DBGCVAR_TYPE_STRING
|
---|
| 696 | || pArg2->enmType == DBGCVAR_TYPE_STRING)
|
---|
| 697 | return VERR_DBGC_PARSE_INVALID_OPERATION; /** @todo string contactenation later. */
|
---|
| 698 |
|
---|
| 699 | if ( (pArg1->enmType == DBGCVAR_TYPE_NUMBER && pArg2->enmType != DBGCVAR_TYPE_SYMBOL)
|
---|
| 700 | || (pArg1->enmType == DBGCVAR_TYPE_SYMBOL && pArg2->enmType != DBGCVAR_TYPE_SYMBOL))
|
---|
[31510] | 701 | {
|
---|
| 702 | PCDBGCVAR pTmp = pArg2;
|
---|
| 703 | pArg2 = pArg1;
|
---|
| 704 | pArg1 = pTmp;
|
---|
| 705 | }
|
---|
[41573] | 706 |
|
---|
[31510] | 707 | DBGCVAR Sym1, Sym2;
|
---|
[41573] | 708 | if (pArg1->enmType == DBGCVAR_TYPE_SYMBOL)
|
---|
[31510] | 709 | {
|
---|
| 710 | int rc = dbgcSymbolGet(pDbgc, pArg1->u.pszString, DBGCVAR_TYPE_ANY, &Sym1);
|
---|
| 711 | if (RT_FAILURE(rc))
|
---|
| 712 | return rc;
|
---|
| 713 | pArg1 = &Sym1;
|
---|
| 714 |
|
---|
| 715 | rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_ANY, &Sym2);
|
---|
| 716 | if (RT_FAILURE(rc))
|
---|
| 717 | return rc;
|
---|
| 718 | pArg2 = &Sym2;
|
---|
| 719 | }
|
---|
| 720 |
|
---|
| 721 | int rc;
|
---|
| 722 | DBGCVAR Var;
|
---|
| 723 | DBGCVAR Var2;
|
---|
| 724 | switch (pArg1->enmType)
|
---|
| 725 | {
|
---|
| 726 | /*
|
---|
| 727 | * GC Flat
|
---|
| 728 | */
|
---|
| 729 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 730 | switch (pArg2->enmType)
|
---|
| 731 | {
|
---|
| 732 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 733 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 734 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 735 | default:
|
---|
| 736 | *pResult = *pArg1;
|
---|
[41546] | 737 | rc = dbgcOpAddrFlat(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 738 | if (RT_FAILURE(rc))
|
---|
| 739 | return rc;
|
---|
| 740 | pResult->u.GCFlat += pArg2->u.GCFlat;
|
---|
| 741 | break;
|
---|
| 742 | }
|
---|
| 743 | break;
|
---|
| 744 |
|
---|
| 745 | /*
|
---|
| 746 | * GC Far
|
---|
| 747 | */
|
---|
| 748 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 749 | switch (pArg2->enmType)
|
---|
| 750 | {
|
---|
| 751 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 752 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 753 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 754 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 755 | *pResult = *pArg1;
|
---|
| 756 | pResult->u.GCFar.off += (RTGCPTR)pArg2->u.u64Number;
|
---|
| 757 | break;
|
---|
| 758 | default:
|
---|
[41546] | 759 | rc = dbgcOpAddrFlat(pDbgc, pArg1, DBGCVAR_CAT_ANY, pResult);
|
---|
[31510] | 760 | if (RT_FAILURE(rc))
|
---|
| 761 | return rc;
|
---|
[41546] | 762 | rc = dbgcOpAddrFlat(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 763 | if (RT_FAILURE(rc))
|
---|
| 764 | return rc;
|
---|
| 765 | pResult->u.GCFlat += pArg2->u.GCFlat;
|
---|
| 766 | break;
|
---|
| 767 | }
|
---|
| 768 | break;
|
---|
| 769 |
|
---|
| 770 | /*
|
---|
| 771 | * GC Phys
|
---|
| 772 | */
|
---|
| 773 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 774 | switch (pArg2->enmType)
|
---|
| 775 | {
|
---|
| 776 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 777 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 778 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 779 | default:
|
---|
| 780 | *pResult = *pArg1;
|
---|
[41546] | 781 | rc = dbgcOpAddrPhys(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 782 | if (RT_FAILURE(rc))
|
---|
| 783 | return rc;
|
---|
| 784 | if (Var.enmType != DBGCVAR_TYPE_GC_PHYS)
|
---|
[41553] | 785 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 786 | pResult->u.GCPhys += Var.u.GCPhys;
|
---|
| 787 | break;
|
---|
| 788 | }
|
---|
| 789 | break;
|
---|
| 790 |
|
---|
| 791 | /*
|
---|
| 792 | * HC Flat
|
---|
| 793 | */
|
---|
| 794 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 795 | *pResult = *pArg1;
|
---|
[41546] | 796 | rc = dbgcOpAddrHost(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var2);
|
---|
[31510] | 797 | if (RT_FAILURE(rc))
|
---|
| 798 | return rc;
|
---|
[41546] | 799 | rc = dbgcOpAddrFlat(pDbgc, &Var2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 800 | if (RT_FAILURE(rc))
|
---|
| 801 | return rc;
|
---|
| 802 | pResult->u.pvHCFlat = (char *)pResult->u.pvHCFlat + (uintptr_t)Var.u.pvHCFlat;
|
---|
| 803 | break;
|
---|
| 804 |
|
---|
| 805 | /*
|
---|
| 806 | * HC Phys
|
---|
| 807 | */
|
---|
| 808 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 809 | *pResult = *pArg1;
|
---|
[41546] | 810 | rc = dbgcOpAddrHostPhys(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 811 | if (RT_FAILURE(rc))
|
---|
| 812 | return rc;
|
---|
| 813 | pResult->u.HCPhys += Var.u.HCPhys;
|
---|
| 814 | break;
|
---|
| 815 |
|
---|
| 816 | /*
|
---|
| 817 | * Numbers (see start of function)
|
---|
| 818 | */
|
---|
| 819 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 820 | *pResult = *pArg1;
|
---|
| 821 | switch (pArg2->enmType)
|
---|
| 822 | {
|
---|
| 823 | case DBGCVAR_TYPE_SYMBOL:
|
---|
| 824 | rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_NUMBER, &Var);
|
---|
| 825 | if (RT_FAILURE(rc))
|
---|
| 826 | return rc;
|
---|
[69046] | 827 | RT_FALL_THRU();
|
---|
[31510] | 828 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 829 | pResult->u.u64Number += pArg2->u.u64Number;
|
---|
| 830 | break;
|
---|
| 831 | default:
|
---|
[41553] | 832 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 833 | }
|
---|
| 834 | break;
|
---|
| 835 |
|
---|
| 836 | default:
|
---|
[41553] | 837 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 838 |
|
---|
| 839 | }
|
---|
[31926] | 840 | return VINF_SUCCESS;
|
---|
[31510] | 841 | }
|
---|
| 842 |
|
---|
| 843 |
|
---|
| 844 | /**
|
---|
[33540] | 845 | * Subtraction operator (binary).
|
---|
[31510] | 846 | *
|
---|
[31926] | 847 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 848 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 849 | * The caller does the bitching.
|
---|
| 850 | * @param pDbgc Debugger console instance data.
|
---|
| 851 | * @param pArg1 The first argument.
|
---|
| 852 | * @param pArg2 The 2nd argument.
|
---|
| 853 | * @param pResult Where to store the result.
|
---|
| 854 | */
|
---|
| 855 | static DECLCALLBACK(int) dbgcOpSub(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 856 | {
|
---|
[31926] | 857 | LogFlow(("dbgcOpSub\n"));
|
---|
[31510] | 858 |
|
---|
| 859 | /*
|
---|
| 860 | * An subtraction operation will return the left side type in the expression.
|
---|
| 861 | * However, if the left hand side is a number and the right hand a pointer of
|
---|
| 862 | * some kind we'll convert the left hand side to the same type as the right hand.
|
---|
[41573] | 863 | * Any symbols will be resolved, strings will be rejected.
|
---|
[31510] | 864 | */
|
---|
| 865 | DBGCVAR Sym1, Sym2;
|
---|
[41573] | 866 | if ( pArg2->enmType == DBGCVAR_TYPE_SYMBOL
|
---|
[31510] | 867 | && ( pArg1->enmType == DBGCVAR_TYPE_NUMBER
|
---|
[41573] | 868 | || pArg1->enmType == DBGCVAR_TYPE_SYMBOL))
|
---|
[31510] | 869 | {
|
---|
| 870 | int rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_ANY, &Sym2);
|
---|
| 871 | if (RT_FAILURE(rc))
|
---|
| 872 | return rc;
|
---|
| 873 | pArg2 = &Sym2;
|
---|
| 874 | }
|
---|
| 875 |
|
---|
[41573] | 876 | if ( pArg1->enmType == DBGCVAR_TYPE_STRING
|
---|
| 877 | || pArg2->enmType == DBGCVAR_TYPE_STRING)
|
---|
| 878 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
| 879 |
|
---|
| 880 | if (pArg1->enmType == DBGCVAR_TYPE_SYMBOL)
|
---|
[31510] | 881 | {
|
---|
| 882 | DBGCVARTYPE enmType;
|
---|
| 883 | switch (pArg2->enmType)
|
---|
| 884 | {
|
---|
| 885 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 886 | enmType = DBGCVAR_TYPE_ANY;
|
---|
| 887 | break;
|
---|
| 888 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 889 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 890 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 891 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 892 | enmType = pArg2->enmType;
|
---|
| 893 | break;
|
---|
| 894 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 895 | enmType = DBGCVAR_TYPE_GC_FLAT;
|
---|
| 896 | break;
|
---|
[41573] | 897 | default: AssertFailedReturn(VERR_DBGC_IPE);
|
---|
[31510] | 898 | }
|
---|
| 899 | if (enmType != DBGCVAR_TYPE_STRING)
|
---|
| 900 | {
|
---|
| 901 | int rc = dbgcSymbolGet(pDbgc, pArg1->u.pszString, DBGCVAR_TYPE_ANY, &Sym1);
|
---|
| 902 | if (RT_FAILURE(rc))
|
---|
| 903 | return rc;
|
---|
| 904 | pArg1 = &Sym1;
|
---|
| 905 | }
|
---|
| 906 | }
|
---|
| 907 | else if (pArg1->enmType == DBGCVAR_TYPE_NUMBER)
|
---|
| 908 | {
|
---|
| 909 | PFNDBGCOPUNARY pOp = NULL;
|
---|
| 910 | switch (pArg2->enmType)
|
---|
| 911 | {
|
---|
| 912 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 913 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 914 | pOp = dbgcOpAddrFlat;
|
---|
| 915 | break;
|
---|
| 916 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 917 | pOp = dbgcOpAddrPhys;
|
---|
| 918 | break;
|
---|
| 919 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 920 | pOp = dbgcOpAddrHost;
|
---|
| 921 | break;
|
---|
| 922 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 923 | pOp = dbgcOpAddrHostPhys;
|
---|
| 924 | break;
|
---|
| 925 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 926 | break;
|
---|
[41573] | 927 | default: AssertFailedReturn(VERR_DBGC_IPE);
|
---|
[31510] | 928 | }
|
---|
| 929 | if (pOp)
|
---|
| 930 | {
|
---|
[41546] | 931 | int rc = pOp(pDbgc, pArg1, DBGCVAR_CAT_ANY, &Sym1);
|
---|
[31510] | 932 | if (RT_FAILURE(rc))
|
---|
| 933 | return rc;
|
---|
| 934 | pArg1 = &Sym1;
|
---|
| 935 | }
|
---|
| 936 | }
|
---|
| 937 |
|
---|
| 938 | /*
|
---|
| 939 | * Normal processing.
|
---|
| 940 | */
|
---|
| 941 | int rc;
|
---|
| 942 | DBGCVAR Var;
|
---|
| 943 | DBGCVAR Var2;
|
---|
| 944 | switch (pArg1->enmType)
|
---|
| 945 | {
|
---|
| 946 | /*
|
---|
| 947 | * GC Flat
|
---|
| 948 | */
|
---|
| 949 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 950 | switch (pArg2->enmType)
|
---|
| 951 | {
|
---|
| 952 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 953 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 954 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 955 | default:
|
---|
| 956 | *pResult = *pArg1;
|
---|
[41546] | 957 | rc = dbgcOpAddrFlat(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 958 | if (RT_FAILURE(rc))
|
---|
| 959 | return rc;
|
---|
| 960 | pResult->u.GCFlat -= pArg2->u.GCFlat;
|
---|
| 961 | break;
|
---|
| 962 | }
|
---|
| 963 | break;
|
---|
| 964 |
|
---|
| 965 | /*
|
---|
| 966 | * GC Far
|
---|
| 967 | */
|
---|
| 968 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 969 | switch (pArg2->enmType)
|
---|
| 970 | {
|
---|
| 971 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 972 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 973 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 974 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 975 | *pResult = *pArg1;
|
---|
| 976 | pResult->u.GCFar.off -= (RTGCPTR)pArg2->u.u64Number;
|
---|
| 977 | break;
|
---|
| 978 | default:
|
---|
[41546] | 979 | rc = dbgcOpAddrFlat(pDbgc, pArg1, DBGCVAR_CAT_ANY, pResult);
|
---|
[31510] | 980 | if (RT_FAILURE(rc))
|
---|
| 981 | return rc;
|
---|
[41546] | 982 | rc = dbgcOpAddrFlat(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 983 | if (RT_FAILURE(rc))
|
---|
| 984 | return rc;
|
---|
| 985 | pResult->u.GCFlat -= pArg2->u.GCFlat;
|
---|
| 986 | break;
|
---|
| 987 | }
|
---|
| 988 | break;
|
---|
| 989 |
|
---|
| 990 | /*
|
---|
| 991 | * GC Phys
|
---|
| 992 | */
|
---|
| 993 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 994 | switch (pArg2->enmType)
|
---|
| 995 | {
|
---|
| 996 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 997 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
[41553] | 998 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 999 | default:
|
---|
| 1000 | *pResult = *pArg1;
|
---|
[41546] | 1001 | rc = dbgcOpAddrPhys(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 1002 | if (RT_FAILURE(rc))
|
---|
| 1003 | return rc;
|
---|
| 1004 | if (Var.enmType != DBGCVAR_TYPE_GC_PHYS)
|
---|
[41553] | 1005 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 1006 | pResult->u.GCPhys -= Var.u.GCPhys;
|
---|
| 1007 | break;
|
---|
| 1008 | }
|
---|
| 1009 | break;
|
---|
| 1010 |
|
---|
| 1011 | /*
|
---|
| 1012 | * HC Flat
|
---|
| 1013 | */
|
---|
| 1014 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 1015 | *pResult = *pArg1;
|
---|
[41546] | 1016 | rc = dbgcOpAddrHost(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var2);
|
---|
[31510] | 1017 | if (RT_FAILURE(rc))
|
---|
| 1018 | return rc;
|
---|
[41546] | 1019 | rc = dbgcOpAddrFlat(pDbgc, &Var2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 1020 | if (RT_FAILURE(rc))
|
---|
| 1021 | return rc;
|
---|
| 1022 | pResult->u.pvHCFlat = (char *)pResult->u.pvHCFlat - (uintptr_t)Var.u.pvHCFlat;
|
---|
| 1023 | break;
|
---|
| 1024 |
|
---|
| 1025 | /*
|
---|
| 1026 | * HC Phys
|
---|
| 1027 | */
|
---|
| 1028 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 1029 | *pResult = *pArg1;
|
---|
[41546] | 1030 | rc = dbgcOpAddrHostPhys(pDbgc, pArg2, DBGCVAR_CAT_ANY, &Var);
|
---|
[31510] | 1031 | if (RT_FAILURE(rc))
|
---|
| 1032 | return rc;
|
---|
| 1033 | pResult->u.HCPhys -= Var.u.HCPhys;
|
---|
| 1034 | break;
|
---|
| 1035 |
|
---|
| 1036 | /*
|
---|
| 1037 | * Numbers (see start of function)
|
---|
| 1038 | */
|
---|
| 1039 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 1040 | *pResult = *pArg1;
|
---|
| 1041 | switch (pArg2->enmType)
|
---|
| 1042 | {
|
---|
| 1043 | case DBGCVAR_TYPE_SYMBOL:
|
---|
| 1044 | rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_NUMBER, &Var);
|
---|
| 1045 | if (RT_FAILURE(rc))
|
---|
| 1046 | return rc;
|
---|
[69046] | 1047 | RT_FALL_THRU();
|
---|
[31510] | 1048 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 1049 | pResult->u.u64Number -= pArg2->u.u64Number;
|
---|
| 1050 | break;
|
---|
| 1051 | default:
|
---|
[41553] | 1052 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 1053 | }
|
---|
| 1054 | break;
|
---|
| 1055 |
|
---|
| 1056 | default:
|
---|
[41553] | 1057 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 1058 |
|
---|
| 1059 | }
|
---|
[31926] | 1060 | return VINF_SUCCESS;
|
---|
[31510] | 1061 | }
|
---|
| 1062 |
|
---|
| 1063 |
|
---|
| 1064 | /**
|
---|
| 1065 | * Bitwise shift left operator (binary).
|
---|
| 1066 | *
|
---|
[31926] | 1067 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1068 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1069 | * The caller does the bitching.
|
---|
| 1070 | * @param pDbgc Debugger console instance data.
|
---|
| 1071 | * @param pArg1 The first argument.
|
---|
| 1072 | * @param pArg2 The 2nd argument.
|
---|
| 1073 | * @param pResult Where to store the result.
|
---|
| 1074 | */
|
---|
| 1075 | static DECLCALLBACK(int) dbgcOpBitwiseShiftLeft(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1076 | {
|
---|
| 1077 | LogFlow(("dbgcOpBitwiseShiftLeft\n"));
|
---|
[31926] | 1078 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, <<, false);
|
---|
[31510] | 1079 | }
|
---|
| 1080 |
|
---|
| 1081 |
|
---|
| 1082 | /**
|
---|
| 1083 | * Bitwise shift right operator (binary).
|
---|
| 1084 | *
|
---|
[31926] | 1085 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1086 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1087 | * The caller does the bitching.
|
---|
| 1088 | * @param pDbgc Debugger console instance data.
|
---|
| 1089 | * @param pArg1 The first argument.
|
---|
| 1090 | * @param pArg2 The 2nd argument.
|
---|
| 1091 | * @param pResult Where to store the result.
|
---|
| 1092 | */
|
---|
| 1093 | static DECLCALLBACK(int) dbgcOpBitwiseShiftRight(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1094 | {
|
---|
| 1095 | LogFlow(("dbgcOpBitwiseShiftRight\n"));
|
---|
[31926] | 1096 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, >>, false);
|
---|
[31510] | 1097 | }
|
---|
| 1098 |
|
---|
| 1099 |
|
---|
| 1100 | /**
|
---|
| 1101 | * Bitwise and operator (binary).
|
---|
| 1102 | *
|
---|
[31926] | 1103 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1104 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1105 | * The caller does the bitching.
|
---|
| 1106 | * @param pDbgc Debugger console instance data.
|
---|
| 1107 | * @param pArg1 The first argument.
|
---|
| 1108 | * @param pArg2 The 2nd argument.
|
---|
| 1109 | * @param pResult Where to store the result.
|
---|
| 1110 | */
|
---|
| 1111 | static DECLCALLBACK(int) dbgcOpBitwiseAnd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1112 | {
|
---|
| 1113 | LogFlow(("dbgcOpBitwiseAnd\n"));
|
---|
[31928] | 1114 | DBGC_GEN_ARIT_POINTER_TO_THE_LEFT(pArg1, pArg2);
|
---|
[31926] | 1115 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, &, false);
|
---|
[31510] | 1116 | }
|
---|
| 1117 |
|
---|
| 1118 |
|
---|
| 1119 | /**
|
---|
| 1120 | * Bitwise exclusive or operator (binary).
|
---|
| 1121 | *
|
---|
[31926] | 1122 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1123 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1124 | * The caller does the bitching.
|
---|
| 1125 | * @param pDbgc Debugger console instance data.
|
---|
| 1126 | * @param pArg1 The first argument.
|
---|
| 1127 | * @param pArg2 The 2nd argument.
|
---|
| 1128 | * @param pResult Where to store the result.
|
---|
| 1129 | */
|
---|
| 1130 | static DECLCALLBACK(int) dbgcOpBitwiseXor(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1131 | {
|
---|
| 1132 | LogFlow(("dbgcOpBitwiseXor\n"));
|
---|
[31928] | 1133 | DBGC_GEN_ARIT_POINTER_TO_THE_LEFT(pArg1, pArg2);
|
---|
[31926] | 1134 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, ^, false);
|
---|
[31510] | 1135 | }
|
---|
| 1136 |
|
---|
| 1137 |
|
---|
| 1138 | /**
|
---|
| 1139 | * Bitwise inclusive or operator (binary).
|
---|
| 1140 | *
|
---|
[31926] | 1141 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1142 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1143 | * The caller does the bitching.
|
---|
| 1144 | * @param pDbgc Debugger console instance data.
|
---|
| 1145 | * @param pArg1 The first argument.
|
---|
| 1146 | * @param pArg2 The 2nd argument.
|
---|
| 1147 | * @param pResult Where to store the result.
|
---|
| 1148 | */
|
---|
| 1149 | static DECLCALLBACK(int) dbgcOpBitwiseOr(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1150 | {
|
---|
| 1151 | LogFlow(("dbgcOpBitwiseOr\n"));
|
---|
[31928] | 1152 | DBGC_GEN_ARIT_POINTER_TO_THE_LEFT(pArg1, pArg2);
|
---|
[31926] | 1153 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, |, false);
|
---|
[31510] | 1154 | }
|
---|
| 1155 |
|
---|
| 1156 |
|
---|
| 1157 | /**
|
---|
| 1158 | * Boolean and operator (binary).
|
---|
| 1159 | *
|
---|
[31926] | 1160 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1161 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1162 | * The caller does the bitching.
|
---|
| 1163 | * @param pDbgc Debugger console instance data.
|
---|
| 1164 | * @param pArg1 The first argument.
|
---|
| 1165 | * @param pArg2 The 2nd argument.
|
---|
| 1166 | * @param pResult Where to store the result.
|
---|
| 1167 | */
|
---|
| 1168 | static DECLCALLBACK(int) dbgcOpBooleanAnd(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1169 | {
|
---|
| 1170 | LogFlow(("dbgcOpBooleanAnd\n"));
|
---|
[31928] | 1171 | /** @todo force numeric return value? */
|
---|
[31926] | 1172 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, &&, false);
|
---|
[31510] | 1173 | }
|
---|
| 1174 |
|
---|
| 1175 |
|
---|
| 1176 | /**
|
---|
| 1177 | * Boolean or operator (binary).
|
---|
| 1178 | *
|
---|
[31926] | 1179 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1180 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1181 | * The caller does the bitching.
|
---|
| 1182 | * @param pDbgc Debugger console instance data.
|
---|
| 1183 | * @param pArg1 The first argument.
|
---|
| 1184 | * @param pArg2 The 2nd argument.
|
---|
| 1185 | * @param pResult Where to store the result.
|
---|
| 1186 | */
|
---|
| 1187 | static DECLCALLBACK(int) dbgcOpBooleanOr(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1188 | {
|
---|
| 1189 | LogFlow(("dbgcOpBooleanOr\n"));
|
---|
[31928] | 1190 | /** @todo force numeric return value? */
|
---|
[31926] | 1191 | DBGC_GEN_ARIT_BINARY_OP(pDbgc, pArg1, pArg2, pResult, ||, false);
|
---|
[31510] | 1192 | }
|
---|
| 1193 |
|
---|
| 1194 |
|
---|
| 1195 | /**
|
---|
| 1196 | * Range to operator (binary).
|
---|
| 1197 | *
|
---|
[31926] | 1198 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1199 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1200 | * The caller does the bitching.
|
---|
| 1201 | * @param pDbgc Debugger console instance data.
|
---|
| 1202 | * @param pArg1 The first argument.
|
---|
| 1203 | * @param pArg2 The 2nd argument.
|
---|
| 1204 | * @param pResult Where to store the result.
|
---|
| 1205 | */
|
---|
| 1206 | static DECLCALLBACK(int) dbgcOpRangeLength(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1207 | {
|
---|
[31926] | 1208 | LogFlow(("dbgcOpRangeLength\n"));
|
---|
| 1209 |
|
---|
[41573] | 1210 | if (pArg1->enmType == DBGCVAR_TYPE_STRING)
|
---|
| 1211 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
| 1212 |
|
---|
[31510] | 1213 | /*
|
---|
[41573] | 1214 | * Make result. Symbols needs to be resolved.
|
---|
[31510] | 1215 | */
|
---|
[41573] | 1216 | if (pArg1->enmType == DBGCVAR_TYPE_SYMBOL)
|
---|
[31510] | 1217 | {
|
---|
| 1218 | int rc = dbgcSymbolGet(pDbgc, pArg1->u.pszString, DBGCVAR_TYPE_ANY, pResult);
|
---|
| 1219 | if (RT_FAILURE(rc))
|
---|
| 1220 | return rc;
|
---|
| 1221 | }
|
---|
| 1222 | else
|
---|
| 1223 | *pResult = *pArg1;
|
---|
| 1224 |
|
---|
| 1225 | /*
|
---|
| 1226 | * Convert 2nd argument to element count.
|
---|
| 1227 | */
|
---|
| 1228 | pResult->enmRangeType = DBGCVAR_RANGE_ELEMENTS;
|
---|
| 1229 | switch (pArg2->enmType)
|
---|
| 1230 | {
|
---|
| 1231 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 1232 | pResult->u64Range = pArg2->u.u64Number;
|
---|
| 1233 | break;
|
---|
| 1234 |
|
---|
[41573] | 1235 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 1236 | {
|
---|
| 1237 | int rc = dbgcSymbolGet(pDbgc, pArg2->u.pszString, DBGCVAR_TYPE_NUMBER, pResult);
|
---|
| 1238 | if (RT_FAILURE(rc))
|
---|
| 1239 | return rc;
|
---|
| 1240 | pResult->u64Range = pArg2->u.u64Number;
|
---|
| 1241 | break;
|
---|
| 1242 | }
|
---|
| 1243 |
|
---|
[41573] | 1244 | case DBGCVAR_TYPE_STRING:
|
---|
[31510] | 1245 | default:
|
---|
[41553] | 1246 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 1247 | }
|
---|
| 1248 |
|
---|
| 1249 | return VINF_SUCCESS;
|
---|
| 1250 | }
|
---|
| 1251 |
|
---|
| 1252 |
|
---|
| 1253 | /**
|
---|
| 1254 | * Range to operator (binary).
|
---|
| 1255 | *
|
---|
[31926] | 1256 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1257 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1258 | * The caller does the bitching.
|
---|
| 1259 | * @param pDbgc Debugger console instance data.
|
---|
| 1260 | * @param pArg1 The first argument.
|
---|
| 1261 | * @param pArg2 The 2nd argument.
|
---|
| 1262 | * @param pResult Where to store the result.
|
---|
| 1263 | */
|
---|
| 1264 | static DECLCALLBACK(int) dbgcOpRangeLengthBytes(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1265 | {
|
---|
[31926] | 1266 | LogFlow(("dbgcOpRangeLengthBytes\n"));
|
---|
[31510] | 1267 | int rc = dbgcOpRangeLength(pDbgc, pArg1, pArg2, pResult);
|
---|
| 1268 | if (RT_SUCCESS(rc))
|
---|
| 1269 | pResult->enmRangeType = DBGCVAR_RANGE_BYTES;
|
---|
| 1270 | return rc;
|
---|
| 1271 | }
|
---|
| 1272 |
|
---|
| 1273 |
|
---|
| 1274 | /**
|
---|
| 1275 | * Range to operator (binary).
|
---|
| 1276 | *
|
---|
[31926] | 1277 | * @returns VINF_SUCCESS on success.
|
---|
[31510] | 1278 | * @returns VBox evaluation / parsing error code on failure.
|
---|
| 1279 | * The caller does the bitching.
|
---|
| 1280 | * @param pDbgc Debugger console instance data.
|
---|
| 1281 | * @param pArg1 The first argument.
|
---|
| 1282 | * @param pArg2 The 2nd argument.
|
---|
| 1283 | * @param pResult Where to store the result.
|
---|
| 1284 | */
|
---|
| 1285 | static DECLCALLBACK(int) dbgcOpRangeTo(PDBGC pDbgc, PCDBGCVAR pArg1, PCDBGCVAR pArg2, PDBGCVAR pResult)
|
---|
| 1286 | {
|
---|
[31926] | 1287 | LogFlow(("dbgcOpRangeTo\n"));
|
---|
| 1288 |
|
---|
[31510] | 1289 | /*
|
---|
| 1290 | * Calc number of bytes between the two args.
|
---|
| 1291 | */
|
---|
| 1292 | DBGCVAR Diff;
|
---|
| 1293 | int rc = dbgcOpSub(pDbgc, pArg2, pArg1, &Diff);
|
---|
| 1294 | if (RT_FAILURE(rc))
|
---|
| 1295 | return rc;
|
---|
| 1296 |
|
---|
| 1297 | /*
|
---|
| 1298 | * Use the diff as the range of Arg1.
|
---|
| 1299 | */
|
---|
| 1300 | *pResult = *pArg1;
|
---|
| 1301 | pResult->enmRangeType = DBGCVAR_RANGE_BYTES;
|
---|
| 1302 | switch (Diff.enmType)
|
---|
| 1303 | {
|
---|
| 1304 | case DBGCVAR_TYPE_GC_FLAT:
|
---|
| 1305 | pResult->u64Range = (RTGCUINTPTR)Diff.u.GCFlat;
|
---|
| 1306 | break;
|
---|
| 1307 | case DBGCVAR_TYPE_GC_PHYS:
|
---|
| 1308 | pResult->u64Range = Diff.u.GCPhys;
|
---|
| 1309 | break;
|
---|
| 1310 | case DBGCVAR_TYPE_HC_FLAT:
|
---|
| 1311 | pResult->u64Range = (uintptr_t)Diff.u.pvHCFlat;
|
---|
| 1312 | break;
|
---|
| 1313 | case DBGCVAR_TYPE_HC_PHYS:
|
---|
| 1314 | pResult->u64Range = Diff.u.HCPhys;
|
---|
| 1315 | break;
|
---|
| 1316 | case DBGCVAR_TYPE_NUMBER:
|
---|
| 1317 | pResult->u64Range = Diff.u.u64Number;
|
---|
| 1318 | break;
|
---|
| 1319 |
|
---|
| 1320 | case DBGCVAR_TYPE_GC_FAR:
|
---|
| 1321 | case DBGCVAR_TYPE_STRING:
|
---|
[41573] | 1322 | case DBGCVAR_TYPE_SYMBOL:
|
---|
[31510] | 1323 | default:
|
---|
| 1324 | AssertMsgFailed(("Impossible!\n"));
|
---|
[41553] | 1325 | return VERR_DBGC_PARSE_INVALID_OPERATION;
|
---|
[31510] | 1326 | }
|
---|
| 1327 |
|
---|
[31926] | 1328 | return VINF_SUCCESS;
|
---|
[31510] | 1329 | }
|
---|
| 1330 |
|
---|
| 1331 |
|
---|
| 1332 | /**
|
---|
| 1333 | * Searches for an operator descriptor which matches the start of
|
---|
| 1334 | * the expression given us.
|
---|
| 1335 | *
|
---|
| 1336 | * @returns Pointer to the operator on success.
|
---|
| 1337 | * @param pDbgc The debug console instance.
|
---|
| 1338 | * @param pszExpr Pointer to the expression string which might start with an operator.
|
---|
| 1339 | * @param fPreferBinary Whether to favour binary or unary operators.
|
---|
[33540] | 1340 | * Caller must assert that it's the desired type! Both types will still
|
---|
[31510] | 1341 | * be returned, this is only for resolving duplicates.
|
---|
| 1342 | * @param chPrev The previous char. Some operators requires a blank in front of it.
|
---|
| 1343 | */
|
---|
| 1344 | PCDBGCOP dbgcOperatorLookup(PDBGC pDbgc, const char *pszExpr, bool fPreferBinary, char chPrev)
|
---|
| 1345 | {
|
---|
| 1346 | PCDBGCOP pOp = NULL;
|
---|
[41561] | 1347 | for (unsigned iOp = 0; iOp < RT_ELEMENTS(g_aDbgcOps); iOp++)
|
---|
[31510] | 1348 | {
|
---|
[41561] | 1349 | if ( g_aDbgcOps[iOp].szName[0] == pszExpr[0]
|
---|
| 1350 | && (!g_aDbgcOps[iOp].szName[1] || g_aDbgcOps[iOp].szName[1] == pszExpr[1])
|
---|
| 1351 | && (!g_aDbgcOps[iOp].szName[2] || g_aDbgcOps[iOp].szName[2] == pszExpr[2]))
|
---|
[31510] | 1352 | {
|
---|
| 1353 | /*
|
---|
| 1354 | * Check that we don't mistake it for some other operator which have more chars.
|
---|
| 1355 | */
|
---|
| 1356 | unsigned j;
|
---|
[41561] | 1357 | for (j = iOp + 1; j < RT_ELEMENTS(g_aDbgcOps); j++)
|
---|
| 1358 | if ( g_aDbgcOps[j].cchName > g_aDbgcOps[iOp].cchName
|
---|
| 1359 | && g_aDbgcOps[j].szName[0] == pszExpr[0]
|
---|
| 1360 | && (!g_aDbgcOps[j].szName[1] || g_aDbgcOps[j].szName[1] == pszExpr[1])
|
---|
| 1361 | && (!g_aDbgcOps[j].szName[2] || g_aDbgcOps[j].szName[2] == pszExpr[2]) )
|
---|
[31510] | 1362 | break;
|
---|
[41561] | 1363 | if (j < RT_ELEMENTS(g_aDbgcOps))
|
---|
[31510] | 1364 | continue; /* we'll catch it later. (for theoretical +,++,+++ cases.) */
|
---|
[41561] | 1365 | pOp = &g_aDbgcOps[iOp];
|
---|
[31510] | 1366 |
|
---|
| 1367 | /*
|
---|
[33540] | 1368 | * Preferred type?
|
---|
[31510] | 1369 | */
|
---|
[41561] | 1370 | if (g_aDbgcOps[iOp].fBinary == fPreferBinary)
|
---|
[31510] | 1371 | break;
|
---|
| 1372 | }
|
---|
| 1373 | }
|
---|
| 1374 |
|
---|
| 1375 | if (pOp)
|
---|
| 1376 | Log2(("dbgcOperatorLookup: pOp=%p %s\n", pOp, pOp->szName));
|
---|
| 1377 | NOREF(pDbgc); NOREF(chPrev);
|
---|
| 1378 | return pOp;
|
---|
| 1379 | }
|
---|
| 1380 |
|
---|