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87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
/* sysprof-kernel-symbol-resolver.c
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*
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* Copyright 2016-2019 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include "config.h"
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#include "sysprof-kernel-symbol.h"
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#include "sysprof-kernel-symbol-resolver.h"
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struct _SysprofKernelSymbolResolver
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{
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GObject parent_instance;
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};
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static GQuark linux_quark;
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static gchar *
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sysprof_kernel_symbol_resolver_resolve_with_context (SysprofSymbolResolver *resolver,
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guint64 time,
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GPid pid,
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SysprofAddressContext context,
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SysprofCaptureAddress address,
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GQuark *tag)
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{
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const SysprofKernelSymbol *sym;
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g_assert (SYSPROF_IS_SYMBOL_RESOLVER (resolver));
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if (context != SYSPROF_ADDRESS_CONTEXT_KERNEL)
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return NULL;
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sym = sysprof_kernel_symbol_from_address (address);
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if (sym != NULL)
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{
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*tag = linux_quark;
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return g_strdup (sym->name);
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}
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return NULL;
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}
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static void
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symbol_resolver_iface_init (SysprofSymbolResolverInterface *iface)
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{
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iface->resolve_with_context = sysprof_kernel_symbol_resolver_resolve_with_context;
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}
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G_DEFINE_TYPE_WITH_CODE (SysprofKernelSymbolResolver,
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sysprof_kernel_symbol_resolver,
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G_TYPE_OBJECT,
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G_IMPLEMENT_INTERFACE (SYSPROF_TYPE_SYMBOL_RESOLVER,
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symbol_resolver_iface_init))
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static void
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sysprof_kernel_symbol_resolver_class_init (SysprofKernelSymbolResolverClass *klass)
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{
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linux_quark = g_quark_from_static_string ("Kernel");
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}
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static void
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sysprof_kernel_symbol_resolver_init (SysprofKernelSymbolResolver *skernel)
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{
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}
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SysprofSymbolResolver *
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sysprof_kernel_symbol_resolver_new (void)
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{
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return g_object_new (SYSPROF_TYPE_KERNEL_SYMBOL_RESOLVER, NULL);
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}
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