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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_TRACE_EVENT_BUILTIN_CATEGORIES_H_
#define BASE_TRACE_EVENT_BUILTIN_CATEGORIES_H_
#include <cstddef>
#include <iterator>
#include "base/base_export.h"
#include "base/trace_event/common/trace_event_common.h"
#include "base/tracing_buildflags.h"
#include "build/build_config.h"
// List of builtin category names. If you want to use a new category name in
// your code and you get a static assert, this is the right place to register
// the name. If the name is going to be used only for testing, please add it to
// |kCategoriesForTesting| instead.
//
// Since spaces aren't allowed, use '_' to separate words in category names
// (e.g., "content_capture").
//
// Parameter |X| must be a *macro* that takes a single |name| string argument,
// denoting a category name.
#define INTERNAL_TRACE_LIST_BUILTIN_CATEGORIES(X) \
/* These entries must go first to be consistent with the \
* CategoryRegistry::kCategory* consts.*/ \
X("tracing_categories_exhausted._must_increase_kMaxCategories") \
X("tracing_already_shutdown") \
X("__metadata") \
/* The rest of the list is in alphabetical order */ \
X("accessibility") \
X("AccountFetcherService") \
X("android.ui.jank") \
X("android_webview") \
X("android_webview.timeline") \
/* Actions on Google Hardware, used in Google-internal code. */ \
X("aogh") \
X("audio") \
X("base") \
X("benchmark") \
X("blink") \
X("blink.animations") \
X("blink.bindings") \
X("blink.console") \
X("blink.net") \
X("blink.resource") \
X("blink.user_timing") \
X("blink.worker") \
X("blink_style") \
X("Blob") \
X("browser") \
X("browsing_data") \
X("CacheStorage") \
X("Calculators") \
X("CameraStream") \
X("cppgc") \
X("camera") \
X("cast_app") \
X("cast_perf_test") \
X("cast.mdns") \
X("cast.mdns.socket") \
X("cast.stream") \
X("cc") \
X("cc.debug") \
X("cdp.perf") \
X("chromeos") \
X("cma") \
X("compositor") \
X("content") \
X("content_capture") \
X("interactions") \
X("delegated_ink_trails") \
X("device") \
X("devtools") \
X("devtools.contrast") \
X("devtools.timeline") \
X("disk_cache") \
X("download") \
X("download_service") \
X("drm") \
X("drmcursor") \
X("dwrite") \
X("evdev") \
X("event") \
X("exo") \
X("extensions") \
X("explore_sites") \
X("FileSystem") \
X("file_system_provider") \
X("fledge") \
X("fonts") \
X("GAMEPAD") \
X("gpu") \
X("gpu.angle") \
X("gpu.angle.texture_metrics") \
X("gpu.capture") \
X("graphics.pipeline") \
X("headless") \
/* Traces for //components/history. */ \
X("history") \
X("hwoverlays") \
X("identity") \
X("ime") \
X("IndexedDB") \
X("input") \
X("input.scrolling") \
X("io") \
X("ipc") \
X("Java") \
X("jni") \
X("jpeg") \
X("latency") \
X("latencyInfo") \
X("leveldb") \
X("loading") \
X("log") \
X("login") \
X("media") \
X("media_router") \
X("memory") \
X("midi") \
X("mojom") \
X("mus") \
X("native") \
X("navigation") \
X("navigation.debug") \
X("net") \
X("network.scheduler") \
X("netlog") \
X("offline_pages") \
X("omnibox") \
X("oobe") \
X("openscreen") \
X("ozone") \
X("partition_alloc") \
X("passwords") \
X("p2p") \
X("page-serialization") \
X("paint_preview") \
X("pepper") \
X("PlatformMalloc") \
X("power") \
X("ppapi") \
X("ppapi_proxy") \
X("print") \
X("raf_investigation") \
X("rail") \
X("renderer") \
X("renderer_host") \
X("renderer.scheduler") \
X("resources") \
X("RLZ") \
X("ServiceWorker") \
X("SiteEngagement") \
X("safe_browsing") \
X("scheduler") \
X("scheduler.long_tasks") \
X("screenlock_monitor") \
X("segmentation_platform") \
X("sequence_manager") \
X("service_manager") \
X("sharing") \
X("shell") \
X("shortcut_viewer") \
X("shutdown") \
X("skia") \
X("sql") \
X("stadia_media") \
X("stadia_rtc") \
X("startup") \
X("sync") \
X("system_apps") \
X("test_gpu") \
X("toplevel") \
X("toplevel.flow") \
X("ui") \
X("v8") \
X("v8.execute") \
X("v8.wasm") \
X("ValueStoreFrontend::Backend") \
X("views") \
X("views.frame") \
X("viz") \
X("vk") \
X("wakeup.flow") \
X("wayland") \
X("webaudio") \
X("webengine.fidl") \
X("weblayer") \
X("WebCore") \
X("webrtc") \
X("webrtc_stats") \
X("xr") \
X(TRACE_DISABLED_BY_DEFAULT("android_view_hierarchy")) \
X(TRACE_DISABLED_BY_DEFAULT("animation-worklet")) \
X(TRACE_DISABLED_BY_DEFAULT("audio")) \
X(TRACE_DISABLED_BY_DEFAULT("audio.latency")) \
X(TRACE_DISABLED_BY_DEFAULT("audio-worklet")) \
X(TRACE_DISABLED_BY_DEFAULT("base")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.debug.display_lock")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.debug.layout")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.debug.layout.trees")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.feature_usage")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.image_decoding")) \
X(TRACE_DISABLED_BY_DEFAULT("blink.invalidation")) \
X(TRACE_DISABLED_BY_DEFAULT("identifiability")) \
X(TRACE_DISABLED_BY_DEFAULT("identifiability.high_entropy_api")) \
X(TRACE_DISABLED_BY_DEFAULT("cc")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.cdp-perf")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.display_items")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.lcd_text")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.picture")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.scheduler")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.scheduler.frames")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.scheduler.now")) \
X(TRACE_DISABLED_BY_DEFAULT("content.verbose")) \
X(TRACE_DISABLED_BY_DEFAULT("cpu_profiler")) \
X(TRACE_DISABLED_BY_DEFAULT("cppgc")) \
X(TRACE_DISABLED_BY_DEFAULT("cpu_profiler.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.screenshot")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.frame")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.inputs")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.invalidationTracking")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.layers")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.picture")) \
X(TRACE_DISABLED_BY_DEFAULT("devtools.timeline.stack")) \
X(TRACE_DISABLED_BY_DEFAULT("file")) \
X(TRACE_DISABLED_BY_DEFAULT("fonts")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu_cmd_queue")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.dawn")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.decoder")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.device")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.graphite.dawn")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.service")) \
X(TRACE_DISABLED_BY_DEFAULT("gpu.vulkan.vma")) \
X(TRACE_DISABLED_BY_DEFAULT("histogram_samples")) \
X(TRACE_DISABLED_BY_DEFAULT("java-heap-profiler")) \
X(TRACE_DISABLED_BY_DEFAULT("layer-element")) \
X(TRACE_DISABLED_BY_DEFAULT("layout_shift.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("lifecycles")) \
X(TRACE_DISABLED_BY_DEFAULT("loading")) \
X(TRACE_DISABLED_BY_DEFAULT("mediastream")) \
X(TRACE_DISABLED_BY_DEFAULT("memory-infra")) \
X(TRACE_DISABLED_BY_DEFAULT("memory-infra.v8.code_stats")) \
X(TRACE_DISABLED_BY_DEFAULT("mojom")) \
X(TRACE_DISABLED_BY_DEFAULT("net")) \
X(TRACE_DISABLED_BY_DEFAULT("network")) \
X(TRACE_DISABLED_BY_DEFAULT("paint-worklet")) \
X(TRACE_DISABLED_BY_DEFAULT("power")) \
X(TRACE_DISABLED_BY_DEFAULT("renderer.scheduler")) \
X(TRACE_DISABLED_BY_DEFAULT("renderer.scheduler.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("sequence_manager")) \
X(TRACE_DISABLED_BY_DEFAULT("sequence_manager.debug")) \
X(TRACE_DISABLED_BY_DEFAULT("sequence_manager.verbose_snapshots")) \
X(TRACE_DISABLED_BY_DEFAULT("skia")) \
X(TRACE_DISABLED_BY_DEFAULT("skia.gpu")) \
X(TRACE_DISABLED_BY_DEFAULT("skia.gpu.cache")) \
X(TRACE_DISABLED_BY_DEFAULT("skia.shaders")) \
X(TRACE_DISABLED_BY_DEFAULT("skottie")) \
X(TRACE_DISABLED_BY_DEFAULT("SyncFileSystem")) \
X(TRACE_DISABLED_BY_DEFAULT("system_power")) \
X(TRACE_DISABLED_BY_DEFAULT("system_stats")) \
X(TRACE_DISABLED_BY_DEFAULT("thread_pool_diagnostics")) \
X(TRACE_DISABLED_BY_DEFAULT("toplevel.ipc")) \
X(TRACE_DISABLED_BY_DEFAULT("user_action_samples")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.compile")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.cpu_profiler")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.gc")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.gc_stats")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.ic_stats")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.inspector")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.runtime")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.runtime_stats")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.runtime_stats_sampling")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.stack_trace")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.turbofan")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.wasm.detailed")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.wasm.turbofan")) \
X(TRACE_DISABLED_BY_DEFAULT("video_and_image_capture")) \
X(TRACE_DISABLED_BY_DEFAULT("display.framedisplayed")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.gpu_composite_time")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.debug.overlay_planes")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.hit_testing_flow")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.overdraw")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.quads")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.surface_id_flow")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.surface_lifetime")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.triangles")) \
X(TRACE_DISABLED_BY_DEFAULT("viz.visual_debugger")) \
X(TRACE_DISABLED_BY_DEFAULT("webaudio.audionode")) \
X(TRACE_DISABLED_BY_DEFAULT("webgpu")) \
X(TRACE_DISABLED_BY_DEFAULT("webrtc")) \
X(TRACE_DISABLED_BY_DEFAULT("worker.scheduler")) \
X(TRACE_DISABLED_BY_DEFAULT("xr.debug"))
#define INTERNAL_TRACE_LIST_BUILTIN_CATEGORY_GROUPS(X) \
X("android_webview,toplevel") \
X("android_webview.timeline,android.ui.jank") \
X("base,toplevel") \
X("benchmark,drm") \
X("benchmark,latencyInfo,rail") \
X("benchmark,latencyInfo,rail,input.scrolling") \
X("benchmark,loading") \
X("benchmark,rail") \
X("benchmark,uma") \
X("benchmark,viz") \
X("benchmark,viz," TRACE_DISABLED_BY_DEFAULT("display.framedisplayed")) \
X("blink,benchmark") \
X("blink,benchmark,rail," TRACE_DISABLED_BY_DEFAULT("blink.debug.layout")) \
X("blink,blink.resource") \
X("blink,blink_style") \
X("blink,devtools.timeline") \
X("blink,loading") \
X("blink,rail") \
X("blink.animations,devtools.timeline,benchmark,rail") \
X("blink.user_timing,rail") \
X("browser,content,navigation") \
X("browser,navigation") \
X("browser,navigation,benchmark") \
X("browser,startup") \
X("category1,category2") \
X("cc,benchmark") \
X("cc,benchmark,input,input.scrolling") \
X("cc,benchmark," TRACE_DISABLED_BY_DEFAULT("devtools.timeline.frame")) \
X("cc,input") \
X("cc,raf_investigation") \
X("cc," TRACE_DISABLED_BY_DEFAULT("devtools.timeline")) \
X("cc,benchmark," TRACE_DISABLED_BY_DEFAULT("devtools.timeline.frame")) \
X("content,navigation") \
X("devtools.timeline,rail") \
X("drm,hwoverlays") \
X("dwrite,fonts") \
X("fonts,ui") \
X("gpu,benchmark") \
X("gpu,benchmark,android_webview") \
X("gpu,benchmark,webview") \
X("gpu,login") \
X("gpu,startup") \
X("gpu,toplevel.flow") \
X("gpu.angle,startup") \
X("inc2,inc") \
X("inc,inc2") \
X("input,benchmark") \
X("input,benchmark,devtools.timeline") \
X("input,benchmark,devtools.timeline,latencyInfo") \
X("input,benchmark,latencyInfo") \
X("input,latency") \
X("input,rail") \
X("input,input.scrolling") \
X("input,views") \
X("ipc,security") \
X("ipc,toplevel") \
X("Java,devtools," TRACE_DISABLED_BY_DEFAULT("devtools.timeline")) \
X("loading,interactions") \
X("loading,rail") \
X("loading,rail,devtools.timeline") \
X("media,gpu") \
X("media,rail") \
X("navigation,benchmark,rail") \
X("navigation,rail") \
X("renderer,benchmark,rail") \
X("renderer,webkit") \
X("renderer_host,navigation") \
X("renderer_host," TRACE_DISABLED_BY_DEFAULT("viz.surface_id_flow")) \
X("scheduler,devtools.timeline,loading") \
X("shutdown,viz") \
X("startup,benchmark,rail") \
X("startup,rail") \
X("toplevel,Java") \
X("toplevel,viz") \
X("ui,input") \
X("ui,latency") \
X("ui,toplevel") \
X("v8," TRACE_DISABLED_BY_DEFAULT("v8.compile")) \
X("v8,devtools.timeline") \
X("v8,devtools.timeline," TRACE_DISABLED_BY_DEFAULT("v8.compile")) \
X("viz,benchmark") \
X("viz,benchmark,graphics.pipeline") \
X("WebCore,benchmark,rail") \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug") "," TRACE_DISABLED_BY_DEFAULT( \
"viz.quads") "," TRACE_DISABLED_BY_DEFAULT("devtools.timeline.layers")) \
X(TRACE_DISABLED_BY_DEFAULT("cc.debug.display_items") "," \
TRACE_DISABLED_BY_DEFAULT("cc.debug.picture") "," \
TRACE_DISABLED_BY_DEFAULT("devtools.timeline.picture")) \
X(TRACE_DISABLED_BY_DEFAULT("v8.inspector") "," TRACE_DISABLED_BY_DEFAULT( \
"v8.stack_trace"))
#define INTERNAL_TRACE_INIT_CATEGORY_NAME(name) name,
#define INTERNAL_TRACE_INIT_CATEGORY(name) {0, 0, name},
#if BUILDFLAG(USE_PERFETTO_CLIENT_LIBRARY)
PERFETTO_DEFINE_TEST_CATEGORY_PREFIXES("cat",
"foo",
"test",
"kTest",
"noise",
"Testing",
"NotTesting",
TRACE_DISABLED_BY_DEFAULT("test"),
TRACE_DISABLED_BY_DEFAULT("Testing"),
TRACE_DISABLED_BY_DEFAULT("NotTesting"));
#define INTERNAL_CATEGORY(X) perfetto::Category(X),
#define INTERNAL_CATEGORY_GROUP(X) perfetto::Category::Group(X),
// Define a Perfetto TrackEvent data source using the list of categories defined
// above. See https://perfetto.dev/docs/instrumentation/track-events.
PERFETTO_DEFINE_CATEGORIES_IN_NAMESPACE_WITH_ATTRS(
base,
BASE_EXPORT,
INTERNAL_TRACE_LIST_BUILTIN_CATEGORIES(INTERNAL_CATEGORY)
INTERNAL_TRACE_LIST_BUILTIN_CATEGORY_GROUPS(INTERNAL_CATEGORY_GROUP));
PERFETTO_USE_CATEGORIES_FROM_NAMESPACE(base);
#undef INTERNAL_CATEGORY
#undef INTERNAL_CATEGORY_GROUP
#endif // BUILDFLAG(USE_PERFETTO_CLIENT_LIBRARY)
namespace base {
namespace trace_event {
// Constexpr version of string comparison operator. |a| and |b| must be valid
// C-style strings known at compile-time.
constexpr bool StrEqConstexpr(const char* a, const char* b) {
for (; *a != '\0' && *b != '\0'; ++a, ++b) {
if (*a != *b)
return false;
}
return *a == *b;
}
// Tests for |StrEqConstexpr()|.
static_assert(StrEqConstexpr("foo", "foo"), "strings should be equal");
static_assert(!StrEqConstexpr("foo", "Foo"), "strings should not be equal");
static_assert(!StrEqConstexpr("foo", "foo1"), "strings should not be equal");
static_assert(!StrEqConstexpr("foo2", "foo"), "strings should not be equal");
static_assert(StrEqConstexpr("", ""), "strings should be equal");
static_assert(!StrEqConstexpr("foo", ""), "strings should not be equal");
static_assert(!StrEqConstexpr("", "foo"), "strings should not be equal");
static_assert(!StrEqConstexpr("ab", "abc"), "strings should not be equal");
static_assert(!StrEqConstexpr("abc", "ab"), "strings should not be equal");
// Static-only class providing access to the compile-time registry of trace
// categories.
// TODO(skyostil): Remove after migrating to the Perfetto client API.
class BASE_EXPORT BuiltinCategories {
public:
BuiltinCategories() = delete;
BuiltinCategories(const BuiltinCategories&) = delete;
BuiltinCategories& operator=(const BuiltinCategories&) = delete;
// Returns a built-in category name at |index| in the registry.
static constexpr const char* At(size_t index) {
return kBuiltinCategories[index];
}
// Returns the amount of built-in categories in the registry.
static constexpr size_t Size() { return std::size(kBuiltinCategories); }
// Where in the builtin category list to start when populating the
// about://tracing UI.
static constexpr size_t kVisibleCategoryStart = 3;
// Returns whether the category is either:
// - Properly registered in the builtin list.
// - Constists of several categories separated by commas.
// - Used only in tests.
// All trace categories are checked against this. A static_assert is triggered
// if at least one category fails this check.
static constexpr bool IsAllowedCategory(const char* category) {
#if BUILDFLAG(IS_WIN) && defined(COMPONENT_BUILD)
return true;
#else
return IsBuiltinCategory(category) ||
IsCommaSeparatedCategoryGroup(category) ||
IsCategoryForTesting(category);
#endif
}
private:
// The array of built-in category names used for compile-time lookup.
static constexpr const char* kBuiltinCategories[] = {
INTERNAL_TRACE_LIST_BUILTIN_CATEGORIES(
INTERNAL_TRACE_INIT_CATEGORY_NAME)};
// The array of category names used only for testing. It's kept separately
// from the main list to avoid allocating the space for them in the binary.
static constexpr const char* kCategoriesForTesting[] = {
"test_\001\002\003\n\r",
"test_a",
"test_all",
"test_b",
"test_b1",
"test_c",
"test_c0",
"test_c1",
"test_c2",
"test_c3",
"test_c4",
"test_tracing",
"cat",
"cat1",
"cat2",
"cat3",
"cat4",
"cat5",
"cat6",
"category",
"test_drink",
"test_excluded_cat",
"test_filtered_cat",
"foo",
"test_inc",
"test_inc2",
"test_included",
"test_inc_wildcard_",
"test_inc_wildcard_abc",
"test_inc_wildchar_bla_end",
"test_inc_wildchar_x_end",
"kTestCategory",
"noise",
"test_other_included",
"test",
"test_category",
"Testing",
"TraceEventAgentTestCategory",
"test_unfiltered_cat",
"test_x",
TRACE_DISABLED_BY_DEFAULT("test_c9"),
TRACE_DISABLED_BY_DEFAULT("test_cat"),
TRACE_DISABLED_BY_DEFAULT("test_filtered_cat"),
TRACE_DISABLED_BY_DEFAULT("NotTesting"),
TRACE_DISABLED_BY_DEFAULT("Testing"),
TRACE_DISABLED_BY_DEFAULT("test_unfiltered_cat")};
// Returns whether |str| is in |array| of |array_len|.
static constexpr bool IsStringInArray(const char* str,
const char* const array[],
size_t array_len) {
for (size_t i = 0; i < array_len; ++i) {
if (StrEqConstexpr(str, array[i]))
return true;
}
return false;
}
// Returns whether |category_group| contains a ',' symbol, denoting that an
// event belongs to several categories. We don't add such strings in the
// builtin list but allow them to pass the static assert.
static constexpr bool IsCommaSeparatedCategoryGroup(
const char* category_group) {
for (; *category_group != '\0'; ++category_group) {
if (*category_group == ',')
return true;
}
return false;
}
// Returns whether |category| is used only for testing.
static constexpr bool IsCategoryForTesting(const char* category) {
return IsStringInArray(category, kCategoriesForTesting,
std::size(kCategoriesForTesting));
}
// Returns whether |category| is registered in the builtin list.
static constexpr bool IsBuiltinCategory(const char* category) {
return IsStringInArray(category, kBuiltinCategories,
std::size(kBuiltinCategories));
}
};
} // namespace trace_event
} // namespace base
#endif // BASE_TRACE_EVENT_BUILTIN_CATEGORIES_H_
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