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Diffstat (limited to 'src/VBox/Main/glue/errorprint.cpp')
| -rw-r--r-- | src/VBox/Main/glue/errorprint.cpp | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/src/VBox/Main/glue/errorprint.cpp b/src/VBox/Main/glue/errorprint.cpp new file mode 100644 index 00000000..0b65f42a --- /dev/null +++ b/src/VBox/Main/glue/errorprint.cpp @@ -0,0 +1,223 @@ +/* $Id: errorprint.cpp $ */ + +/** @file + * MS COM / XPCOM Abstraction Layer: + * Error info print helpers. This implements the shared code from the macros from errorprint.h. + */ + +/* + * Copyright (C) 2009-2022 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 + */ + + +#include <VBox/com/ErrorInfo.h> +#include <VBox/com/errorprint.h> +#include <VBox/log.h> + +#include <ProgressImpl.h> + +#include <iprt/stream.h> +#include <iprt/message.h> +#include <iprt/path.h> + +namespace com +{ + +void GluePrintErrorInfo(const com::ErrorInfo &info) +{ + bool haveResultCode = false; +#if defined (RT_OS_WIN) + haveResultCode = info.isFullAvailable(); + bool haveComponent = true; + bool haveInterfaceID = true; +#else /* defined (RT_OS_WIN) */ + haveResultCode = true; + bool haveComponent = info.isFullAvailable(); + bool haveInterfaceID = info.isFullAvailable(); +#endif + + try + { + HRESULT rc = S_OK; + Utf8Str str; + RTCList<Utf8Str> comp; + + Bstr bstrDetailsText = info.getText(); + if (!bstrDetailsText.isEmpty()) + str = Utf8StrFmt("%ls\n", + bstrDetailsText.raw()); + if (haveResultCode) + { + rc = info.getResultCode(); + comp.append(Utf8StrFmt("code %Rhrc (0x%RX32)", rc, rc)); + } + if (haveComponent) + comp.append(Utf8StrFmt("component %ls", + info.getComponent().raw())); + if (haveInterfaceID) + comp.append(Utf8StrFmt("interface %ls", + info.getInterfaceName().raw())); + if (!info.getCalleeName().isEmpty()) + comp.append(Utf8StrFmt("callee %ls", + info.getCalleeName().raw())); + + if (comp.size() > 0) + { + str += "Details: "; + for (size_t i = 0; i < comp.size() - 1; ++i) + str += comp.at(i) + ", "; + str += comp.last(); + str += "\n"; + } + + // print and log + if (FAILED(rc)) + { + RTMsgError("%s", str.c_str()); + Log(("ERROR: %s", str.c_str())); + } + else + { + RTMsgWarning("%s", str.c_str()); + Log(("WARNING: %s", str.c_str())); + } + } + catch (std::bad_alloc &) + { + RTMsgError("std::bad_alloc in GluePrintErrorInfo!"); + Log(("ERROR: std::bad_alloc in GluePrintErrorInfo!\n")); + } +} + +void GluePrintErrorContext(const char *pcszContext, const char *pcszSourceFile, uint32_t ulLine, bool fWarning /* = false */) +{ + // pcszSourceFile comes from __FILE__ macro, which always contains the full path, + // which we don't want to see printed: + // print and log + const char *pszFilenameOnly = RTPathFilename(pcszSourceFile); + if (!fWarning) + { + RTMsgError("Context: \"%s\" at line %d of file %s\n", pcszContext, ulLine, pszFilenameOnly); + Log(("ERROR: Context: \"%s\" at line %d of file %s\n", pcszContext, ulLine, pszFilenameOnly)); + } + else + { + RTMsgWarning("Context: \"%s\" at line %d of file %s\n", pcszContext, ulLine, pszFilenameOnly); + Log(("WARNING: Context: \"%s\" at line %d of file %s\n", pcszContext, ulLine, pszFilenameOnly)); + } +} + +void GluePrintRCMessage(HRESULT rc) +{ + // print and log + if (FAILED(rc)) + { + RTMsgError("Code %Rhra (extended info not available)\n", rc); + Log(("ERROR: Code %Rhra (extended info not available)\n", rc)); + } + else + { + RTMsgWarning("Code %Rhra (extended info not available)\n", rc); + Log(("WARNING: Code %Rhra (extended info not available)\n", rc)); + } +} + +static void glueHandleComErrorInternal(com::ErrorInfo &info, + const char *pcszContext, + HRESULT rc, + const char *pcszSourceFile, + uint32_t ulLine) +{ + if (info.isFullAvailable() || info.isBasicAvailable()) + { + const com::ErrorInfo *pInfo = &info; + do + { + GluePrintErrorInfo(*pInfo); + + /* Use rc for figuring out if there were just warnings. */ + HRESULT rc2 = pInfo->getResultCode(); + if ( (SUCCEEDED_WARNING(rc) && FAILED(rc2)) + || (SUCCEEDED(rc) && (FAILED(rc2) || SUCCEEDED_WARNING(rc2)))) + rc = rc2; + + pInfo = pInfo->getNext(); + /* If there is more than one error, separate them visually. */ + if (pInfo) + { + /* If there are several errors then at least basic error + * information must be available, otherwise something went + * horribly wrong. */ + Assert(pInfo->isFullAvailable() || pInfo->isBasicAvailable()); + + RTMsgError("--------\n"); + } + } + while (pInfo); + } + else + GluePrintRCMessage(rc); + + if (pcszContext != NULL || pcszSourceFile != NULL) + GluePrintErrorContext(pcszContext, pcszSourceFile, ulLine, SUCCEEDED_WARNING(rc)); +} + +void GlueHandleComError(ComPtr<IUnknown> iface, + const char *pcszContext, + HRESULT rc, + const char *pcszSourceFile, + uint32_t ulLine) +{ + /* If we have full error info, print something nice, and start with the + * actual error message. */ + com::ErrorInfo info(iface, COM_IIDOF(IUnknown)); + + glueHandleComErrorInternal(info, + pcszContext, + rc, + pcszSourceFile, + ulLine); + +} + +void GlueHandleComErrorNoCtx(ComPtr<IUnknown> iface, HRESULT rc) +{ + GlueHandleComError(iface, NULL, rc, NULL, 0); +} + +void GlueHandleComErrorProgress(ComPtr<IProgress> progress, + const char *pcszContext, + HRESULT rc, + const char *pcszSourceFile, + uint32_t ulLine) +{ + /* Get the error info out of the progress object. */ + ProgressErrorInfo ei(progress); + + glueHandleComErrorInternal(ei, + pcszContext, + rc, + pcszSourceFile, + ulLine); +} + +} /* namespace com */ + |