diff options
Diffstat (limited to 'src/VBox/VMM/VMMR3/DBGFLog.cpp')
| -rw-r--r-- | src/VBox/VMM/VMMR3/DBGFLog.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/VBox/VMM/VMMR3/DBGFLog.cpp b/src/VBox/VMM/VMMR3/DBGFLog.cpp new file mode 100644 index 00000000..a864af45 --- /dev/null +++ b/src/VBox/VMM/VMMR3/DBGFLog.cpp @@ -0,0 +1,197 @@ +/* $Id: DBGFLog.cpp $ */ +/** @file + * DBGF - Debugger Facility, Log Manager. + */ + +/* + * Copyright (C) 2006-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP LOG_GROUP_DBGF +#include <VBox/vmm/vmapi.h> +#include <VBox/vmm/vmm.h> +#include <VBox/vmm/dbgf.h> +#include <VBox/vmm/uvm.h> +#include <VBox/vmm/vm.h> +#include <VBox/log.h> +#include <VBox/err.h> +#include <iprt/assert.h> +#include <iprt/param.h> +#include <iprt/string.h> + + +/** + * Checkes for logger prefixes and selects the right logger. + * + * @returns Target logger. + * @param ppsz Pointer to the string pointer. + */ +static PRTLOGGER dbgfR3LogResolvedLogger(const char **ppsz) +{ + PRTLOGGER pLogger; + const char *psz = *ppsz; + if (!strncmp(psz, RT_STR_TUPLE("release:"))) + { + *ppsz += sizeof("release:") - 1; + pLogger = RTLogRelGetDefaultInstance(); + } + else + { + if (!strncmp(psz, RT_STR_TUPLE("debug:"))) + *ppsz += sizeof("debug:") - 1; + pLogger = RTLogDefaultInstance(); + } + return pLogger; +} + + +/** + * EMT worker for DBGFR3LogModifyGroups. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszGroupSettings The group settings string. (VBOX_LOG) + */ +static DECLCALLBACK(int) dbgfR3LogModifyGroups(PUVM pUVM, const char *pszGroupSettings) +{ + PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszGroupSettings); + if (!pLogger) + return VINF_SUCCESS; + + int rc = RTLogGroupSettings(pLogger, pszGroupSettings); + if (RT_SUCCESS(rc) && pUVM->pVM) + { + VM_ASSERT_VALID_EXT_RETURN(pUVM->pVM, VERR_INVALID_VM_HANDLE); + rc = VMMR3UpdateLoggers(pUVM->pVM); + } + return rc; +} + + +/** + * Changes the logger group settings. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszGroupSettings The group settings string. (VBOX_LOG) + * By prefixing the string with \"release:\" the + * changes will be applied to the release log + * instead of the debug log. The prefix \"debug:\" + * is also recognized. + */ +VMMR3DECL(int) DBGFR3LogModifyGroups(PUVM pUVM, const char *pszGroupSettings) +{ + UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); + AssertPtrReturn(pszGroupSettings, VERR_INVALID_POINTER); + + return VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyGroups, 2, pUVM, pszGroupSettings); +} + + +/** + * EMT worker for DBGFR3LogModifyFlags. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszFlagSettings The group settings string. (VBOX_LOG_FLAGS) + */ +static DECLCALLBACK(int) dbgfR3LogModifyFlags(PUVM pUVM, const char *pszFlagSettings) +{ + PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszFlagSettings); + if (!pLogger) + return VINF_SUCCESS; + + int rc = RTLogFlags(pLogger, pszFlagSettings); + if (RT_SUCCESS(rc) && pUVM->pVM) + { + VM_ASSERT_VALID_EXT_RETURN(pUVM->pVM, VERR_INVALID_VM_HANDLE); + rc = VMMR3UpdateLoggers(pUVM->pVM); + } + return rc; +} + + +/** + * Changes the logger flag settings. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszFlagSettings The group settings string. (VBOX_LOG_FLAGS) + * By prefixing the string with \"release:\" the + * changes will be applied to the release log + * instead of the debug log. The prefix \"debug:\" + * is also recognized. + */ +VMMR3DECL(int) DBGFR3LogModifyFlags(PUVM pUVM, const char *pszFlagSettings) +{ + UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); + AssertPtrReturn(pszFlagSettings, VERR_INVALID_POINTER); + + return VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyFlags, 2, pUVM, pszFlagSettings); +} + + +/** + * EMT worker for DBGFR3LogModifyFlags. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszDestSettings The destination settings string. (VBOX_LOG_DEST) + */ +static DECLCALLBACK(int) dbgfR3LogModifyDestinations(PUVM pUVM, const char *pszDestSettings) +{ + PRTLOGGER pLogger = dbgfR3LogResolvedLogger(&pszDestSettings); + if (!pLogger) + return VINF_SUCCESS; + + int rc = RTLogDestinations(NULL, pszDestSettings); + if (RT_SUCCESS(rc) && pUVM->pVM) + { + VM_ASSERT_VALID_EXT_RETURN(pUVM->pVM, VERR_INVALID_VM_HANDLE); + rc = VMMR3UpdateLoggers(pUVM->pVM); + } + return rc; +} + + +/** + * Changes the logger destination settings. + * + * @returns VBox status code. + * @param pUVM The user mode VM handle. + * @param pszDestSettings The destination settings string. (VBOX_LOG_DEST) + * By prefixing the string with \"release:\" the + * changes will be applied to the release log + * instead of the debug log. The prefix \"debug:\" + * is also recognized. + */ +VMMR3DECL(int) DBGFR3LogModifyDestinations(PUVM pUVM, const char *pszDestSettings) +{ + UVM_ASSERT_VALID_EXT_RETURN(pUVM, VERR_INVALID_VM_HANDLE); + AssertPtrReturn(pszDestSettings, VERR_INVALID_POINTER); + + return VMR3ReqPriorityCallWaitU(pUVM, VMCPUID_ANY, (PFNRT)dbgfR3LogModifyDestinations, 2, pUVM, pszDestSettings); +} + |