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-rw-r--r--sal/osl/all/debugbase.cxx145
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diff --git a/sal/osl/all/debugbase.cxx b/sal/osl/all/debugbase.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <rtl/strbuf.hxx>
+#include <rtl/string.hxx>
+#include <rtl/ustring.hxx>
+#include <osl/process.h>
+#include <osl/diagnose.hxx>
+#include <sal/log.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <algorithm>
+#include <vector>
+
+namespace {
+
+struct StaticDebugBaseAddressFilter
+ : rtl::StaticWithInit<std::vector<OString>, StaticDebugBaseAddressFilter> {
+ std::vector<OString> operator()() const {
+ std::vector<OString> vec;
+ rtl_uString * pStr = nullptr;
+ OUString const name(
+ "OSL_DEBUGBASE_STORE_ADDRESSES" );
+ if (osl_getEnvironment( name.pData, &pStr ) == osl_Process_E_None) {
+ OUString const str(pStr);
+ rtl_uString_release(pStr);
+ sal_Int32 nIndex = 0;
+ do {
+ vec.push_back( OUStringToOString(
+ o3tl::getToken(str, 0, ';', nIndex ),
+ RTL_TEXTENCODING_ASCII_US ) );
+ }
+ while (nIndex >= 0);
+ }
+ return vec;
+ }
+};
+
+bool isSubStr( char const* pStr, OString const& subStr )
+{
+ return rtl_str_indexOfStr( pStr, subStr.getStr() ) >= 0;
+}
+
+} // anon namespace
+
+extern "C" {
+
+// These functions presumably should not be extern "C", but changing
+// that would break binary compatibility.
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wreturn-type-c-linkage"
+#endif
+
+osl::Mutex & SAL_CALL osl_detail_ObjectRegistry_getMutex()
+ SAL_THROW_EXTERN_C()
+{
+ static osl::Mutex aMutex;
+ return aMutex;
+}
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+bool SAL_CALL osl_detail_ObjectRegistry_storeAddresses( char const* pName )
+ SAL_THROW_EXTERN_C()
+{
+ std::vector<OString> const& rVec = StaticDebugBaseAddressFilter::get();
+ if (rVec.empty())
+ return false;
+ // check for "all":
+ OString const& rFirst = rVec[0];
+ if ( rFirst == "all" )
+ return true;
+ auto const iEnd( rVec.cend() );
+ return std::any_of( rVec.begin(), iEnd,
+ [pName] (OString const& it) { return isSubStr(pName, it); });
+}
+
+bool SAL_CALL osl_detail_ObjectRegistry_checkObjectCount(
+ osl::detail::ObjectRegistryData const& rData, std::size_t nExpected )
+ SAL_THROW_EXTERN_C()
+{
+ std::size_t nSize;
+ if (rData.m_bStoreAddresses)
+ nSize = rData.m_addresses.size();
+ else
+ nSize = static_cast<std::size_t>(rData.m_nCount);
+
+ bool const bRet = (nSize == nExpected);
+ SAL_WARN_IF(
+ !bRet, "sal.osl",
+ "unexpected number of " << rData.m_pName << ": " << nSize
+ << "; Expected: " << nExpected);
+ return bRet;
+}
+
+void SAL_CALL osl_detail_ObjectRegistry_registerObject(
+ osl::detail::ObjectRegistryData & rData, void const* pObj )
+ SAL_THROW_EXTERN_C()
+{
+ if (rData.m_bStoreAddresses) {
+ osl::MutexGuard const guard( osl_detail_ObjectRegistry_getMutex() );
+ std::pair<osl::detail::VoidPointerSet::iterator, bool> const insertion(
+ rData.m_addresses.insert(pObj) );
+ SAL_WARN_IF(!insertion.second, "sal.osl", "insertion failed!?");
+ }
+ else {
+ osl_atomic_increment(&rData.m_nCount);
+ }
+}
+
+void SAL_CALL osl_detail_ObjectRegistry_revokeObject(
+ osl::detail::ObjectRegistryData & rData, void const* pObj )
+ SAL_THROW_EXTERN_C()
+{
+ if (rData.m_bStoreAddresses) {
+ osl::MutexGuard const guard( osl_detail_ObjectRegistry_getMutex() );
+ std::size_t const n = rData.m_addresses.erase(pObj);
+ SAL_WARN_IF(n != 1, "sal.osl", "erased more than 1 entry!?");
+ }
+ else {
+ osl_atomic_decrement(&rData.m_nCount);
+ }
+}
+
+} // extern "C"
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */