| 1 | /* $Id: DBGFLog.cpp 41965 2012-06-29 02:52:49Z vboxsync $ */
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| 2 | /** @file
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| 3 | * DBGF - Debugger Facility, Log Manager.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 |
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| 19 | /*******************************************************************************
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| 20 | * Header Files *
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| 21 | *******************************************************************************/
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| 22 | #include <VBox/vmm/vmapi.h>
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| 23 | #include <VBox/vmm/vmm.h>
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| 24 | #include <VBox/vmm/dbgf.h>
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| 25 | #include <VBox/log.h>
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| 26 | #include <VBox/err.h>
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| 27 | #include <iprt/assert.h>
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| 28 | #include <iprt/string.h>
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| 29 |
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| 30 |
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| 31 | /*******************************************************************************
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| 32 | * Internal Functions *
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| 33 | *******************************************************************************/
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| 34 | static DECLCALLBACK(int) dbgfR3LogModifyGroups(PVM pVM, const char *pszGroupSettings);
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| 35 | static DECLCALLBACK(int) dbgfR3LogModifyFlags(PVM pVM, const char *pszFlagSettings);
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| 36 | static DECLCALLBACK(int) dbgfR3LogModifyDestinations(PVM pVM, const char *pszDestSettings);
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| 37 |
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| 38 |
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| 39 | /**
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| 40 | * Checkes for logger prefixes and selects the right logger.
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| 41 | *
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| 42 | * @returns Target logger.
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| 43 | * @param ppsz Pointer to the string pointer.
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| 44 | */
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| 45 | static PRTLOGGER dbgfR3LogResolvedLogger(const char **ppsz)
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| 46 | {
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| 47 | PRTLOGGER pLogger;
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| 48 | const char *psz = *ppsz;
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| 49 | if (!strncmp(psz, "release:", sizeof("release:") - 1))
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| 50 | {
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| 51 | *ppsz += sizeof("release:") - 1;
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| 52 | pLogger = RTLogRelDefaultInstance();
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| 53 | }
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| 54 | else
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| 55 | {
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| 56 | if (!strncmp(psz, "debug:", sizeof("debug:") - 1))
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| 57 | *ppsz += sizeof("debug:") - 1;
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| 58 | pLogger = RTLogDefaultInstance();
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| 59 | }
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| 60 | return pLogger;
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| 61 | }
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| 62 |
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| 63 |
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| 64 | /**
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| 65 | * Changes the logger group settings.
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| 66 | *
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| 67 | * @returns VBox status code.
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| 68 | * @param pVM Pointer to the VM.
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| 69 | * @param pszGroupSettings The group settings string. (VBOX_LOG)
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| 70 | * By prefixing the string with \"release:\" the
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| 71 | * changes will be applied to the release log
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| 72 | * instead of the debug log. The prefix \"debug:\"
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| 73 | * is also recognized.
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| 74 | */
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| 75 | VMMR3DECL(int) DBGFR3LogModifyGroups(PVM pVM, const char *pszGroupSettings)
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| 76 | {
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| 77 | AssertPtrReturn(pVM, VERR_INVALID_POINTER);
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| 78 | AssertPtrReturn(pszGroupSettings, VERR_INVALID_POINTER);
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| 79 |
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| 80 | return VMR3ReqPriorityCallWait(pVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyGroups, 2, pVM, pszGroupSettings);
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| 81 | }
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| 82 |
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| 83 |
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| 84 | /**
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| 85 | * EMT worker for DBGFR3LogModifyGroups.
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| 86 | *
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| 87 | * @returns VBox status code.
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| 88 | * @param pVM Pointer to the VM.
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| 89 | * @param pszGroupSettings The group settings string. (VBOX_LOG)
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| 90 | */
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| 91 | static DECLCALLBACK(int) dbgfR3LogModifyGroups(PVM pVM, const char *pszGroupSettings)
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| 92 | {
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| 93 | PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszGroupSettings);
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| 94 | if (!pLogger)
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| 95 | return VINF_SUCCESS;
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| 96 |
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| 97 | int rc = RTLogGroupSettings(pLogger, pszGroupSettings);
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| 98 | if (RT_SUCCESS(rc))
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| 99 | rc = VMMR3UpdateLoggers(pVM);
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| 100 | return rc;
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| 101 | }
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| 102 |
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| 103 |
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| 104 | /**
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| 105 | * Changes the logger flag settings.
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| 106 | *
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| 107 | * @returns VBox status code.
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| 108 | * @param pVM Pointer to the VM.
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| 109 | * @param pszFlagSettings The group settings string. (VBOX_LOG_FLAGS)
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| 110 | * By prefixing the string with \"release:\" the
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| 111 | * changes will be applied to the release log
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| 112 | * instead of the debug log. The prefix \"debug:\"
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| 113 | * is also recognized.
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| 114 | */
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| 115 | VMMR3DECL(int) DBGFR3LogModifyFlags(PVM pVM, const char *pszFlagSettings)
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| 116 | {
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| 117 | AssertPtrReturn(pVM, VERR_INVALID_POINTER);
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| 118 | AssertPtrReturn(pszFlagSettings, VERR_INVALID_POINTER);
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| 119 |
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| 120 | return VMR3ReqPriorityCallWait(pVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyFlags, 2, pVM, pszFlagSettings);
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| 121 | }
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| 122 |
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| 123 |
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| 124 | /**
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| 125 | * EMT worker for DBGFR3LogModifyFlags.
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| 126 | *
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| 127 | * @returns VBox status code.
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| 128 | * @param pVM Pointer to the VM.
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| 129 | * @param pszFlagSettings The group settings string. (VBOX_LOG_FLAGS)
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| 130 | */
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| 131 | static DECLCALLBACK(int) dbgfR3LogModifyFlags(PVM pVM, const char *pszFlagSettings)
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| 132 | {
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| 133 | PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszFlagSettings);
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| 134 | if (!pLogger)
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| 135 | return VINF_SUCCESS;
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| 136 |
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| 137 | int rc = RTLogFlags(pLogger, pszFlagSettings);
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| 138 | if (RT_SUCCESS(rc))
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| 139 | rc = VMMR3UpdateLoggers(pVM);
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| 140 | return rc;
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| 141 | }
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| 142 |
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| 143 |
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| 144 | /**
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| 145 | * Changes the logger destination settings.
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| 146 | *
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| 147 | * @returns VBox status code.
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| 148 | * @param pVM Pointer to the VM.
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| 149 | * @param pszDestSettings The destination settings string. (VBOX_LOG_DEST)
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| 150 | * By prefixing the string with \"release:\" the
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| 151 | * changes will be applied to the release log
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| 152 | * instead of the debug log. The prefix \"debug:\"
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| 153 | * is also recognized.
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| 154 | */
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| 155 | VMMR3DECL(int) DBGFR3LogModifyDestinations(PVM pVM, const char *pszDestSettings)
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| 156 | {
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| 157 | AssertReturn(VALID_PTR(pVM), VERR_INVALID_POINTER);
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| 158 | AssertReturn(VALID_PTR(pszDestSettings), VERR_INVALID_POINTER);
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| 159 |
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| 160 | return VMR3ReqPriorityCallWait(pVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyDestinations, 2, pVM, pszDestSettings);
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| 161 | }
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| 162 |
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| 163 |
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| 164 | /**
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| 165 | * EMT worker for DBGFR3LogModifyFlags.
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| 166 | *
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| 167 | * @returns VBox status code.
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| 168 | * @param pVM Pointer to the VM.
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| 169 | * @param pszDestSettings The destination settings string. (VBOX_LOG_DEST)
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| 170 | */
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| 171 | static DECLCALLBACK(int) dbgfR3LogModifyDestinations(PVM pVM, const char *pszDestSettings)
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| 172 | {
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| 173 | PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszDestSettings);
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| 174 | if (!pLogger)
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| 175 | return VINF_SUCCESS;
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| 176 |
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| 177 | int rc = RTLogDestinations(NULL, pszDestSettings);
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| 178 | if (RT_SUCCESS(rc))
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| 179 | rc = VMMR3UpdateLoggers(pVM);
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| 180 | return rc;
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| 181 | }
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| 182 |
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