1 | /** @file
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2 | * CSAM - Guest OS Code Scanning and Analyis Manager.
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3 | */
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4 |
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5 | /*
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6 | * Copyright (C) 2006-2015 Oracle Corporation
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7 | *
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8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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9 | * available from http://www.virtualbox.org. This file is free software;
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10 | * you can redistribute it and/or modify it under the terms of the GNU
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11 | * General Public License (GPL) as published by the Free Software
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12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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15 | *
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16 | * The contents of this file may alternatively be used under the terms
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17 | * of the Common Development and Distribution License Version 1.0
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18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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19 | * VirtualBox OSE distribution, in which case the provisions of the
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20 | * CDDL are applicable instead of those of the GPL.
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21 | *
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22 | * You may elect to license modified versions of this file under the
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23 | * terms and conditions of either the GPL or the CDDL or both.
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24 | */
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25 |
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26 | #ifndef ___VBox_vmm_csam_h
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27 | #define ___VBox_vmm_csam_h
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28 |
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29 | #include <VBox/types.h>
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30 |
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31 | #if defined(VBOX_WITH_RAW_MODE) || defined(DOXYGEN_RUNNING)
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32 |
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33 | /** @defgroup grp_csam The Code Scanning and Analysis API
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34 | * @{
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35 | */
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36 |
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37 | /**
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38 | * CSAM monitoring tag.
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39 | * For use with CSAMR3MonitorPage
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40 | */
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41 | typedef enum CSAMTAG
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42 | {
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43 | CSAM_TAG_INVALID = 0,
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44 | CSAM_TAG_REM,
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45 | CSAM_TAG_PATM,
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46 | CSAM_TAG_CSAM,
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47 | CSAM_TAG_32BIT_HACK = 0x7fffffff
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48 | } CSAMTAG;
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49 |
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50 |
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51 | RT_C_DECLS_BEGIN
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52 |
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53 |
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54 | /**
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55 | * Query CSAM state (enabled/disabled)
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56 | *
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57 | * @returns true / false.
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58 | * @param a_pVM The shared VM handle.
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59 | * @internal
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60 | */
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61 | #define CSAMIsEnabled(a_pVM) ((a_pVM)->fCSAMEnabled && EMIsRawRing0Enabled(a_pVM))
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62 |
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63 | VMM_INT_DECL(bool) CSAMDoesPageNeedScanning(PVM pVM, RTRCUINTPTR GCPtr);
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64 | VMM_INT_DECL(bool) CSAMIsPageScanned(PVM pVM, RTRCPTR pPage);
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65 | VMM_INT_DECL(int) CSAMMarkPage(PVM pVM, RTRCUINTPTR pPage, bool fScanned);
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66 | VMM_INT_DECL(void) CSAMMarkPossibleCodePage(PVM pVM, RTRCPTR GCPtr);
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67 | VMM_INT_DECL(int) CSAMEnableScanning(PVM pVM);
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68 | VMM_INT_DECL(int) CSAMDisableScanning(PVM pVM);
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69 | VMM_INT_DECL(int) CSAMExecFault(PVM pVM, RTRCPTR pvFault);
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70 | VMM_INT_DECL(bool) CSAMIsKnownDangerousInstr(PVM pVM, RTRCUINTPTR GCPtr);
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71 |
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72 |
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73 | #ifdef IN_RING3
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74 | /** @defgroup grp_csam_r3 The Code Scanning and Analysis API
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75 | * @{
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76 | */
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77 |
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78 | VMMR3DECL(bool) CSAMR3IsEnabled(PUVM pUVM);
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79 | VMMR3DECL(int) CSAMR3SetScanningEnabled(PUVM pUVM, bool fEnabled);
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80 |
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81 | VMMR3_INT_DECL(int) CSAMR3Init(PVM pVM);
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82 | VMMR3_INT_DECL(void) CSAMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
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83 | VMMR3_INT_DECL(int) CSAMR3Term(PVM pVM);
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84 | VMMR3_INT_DECL(int) CSAMR3Reset(PVM pVM);
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85 |
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86 | VMMR3_INT_DECL(int) CSAMR3FlushPage(PVM pVM, RTRCPTR addr);
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87 | VMMR3_INT_DECL(int) CSAMR3RemovePage(PVM pVM, RTRCPTR addr);
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88 | VMMR3_INT_DECL(int) CSAMR3CheckCode(PVM pVM, RTRCPTR pInstrGC);
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89 | VMMR3_INT_DECL(int) CSAMR3CheckCodeEx(PVM pVM, PCPUMCTXCORE pCtxCore, RTRCPTR pInstrGC);
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90 | VMMR3_INT_DECL(int) CSAMR3MarkCode(PVM pVM, RTRCPTR pInstr, uint32_t cbInstr, bool fScanned);
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91 | VMMR3_INT_DECL(int) CSAMR3DoPendingAction(PVM pVM, PVMCPU pVCpu);
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92 | VMMR3_INT_DECL(int) CSAMR3CheckGates(PVM pVM, uint32_t iGate, uint32_t cGates);
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93 |
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94 | VMMR3DECL(int) CSAMR3MonitorPage(PVM pVM, RTRCPTR pPageAddrGC, CSAMTAG enmTag);
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95 | VMMR3DECL(int) CSAMR3UnmonitorPage(PVM pVM, RTRCPTR pPageAddrGC, CSAMTAG enmTag);
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96 | VMMR3DECL(int) CSAMR3RecordCallAddress(PVM pVM, RTRCPTR GCPtrCall);
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97 |
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98 | /** @} */
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99 | #endif
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100 |
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101 |
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102 | /** @} */
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103 | RT_C_DECLS_END
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104 |
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105 | #endif /* VBOX_WITH_RAW_MODE */
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106 |
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107 | #endif
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108 |
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