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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ppapi/shared_impl/ppb_trace_event_impl.h" | 5 #include "ppapi/shared_impl/ppb_trace_event_impl.h" |
| 6 | 6 |
| 7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
| 8 #include "base/threading/platform_thread.h" | 8 #include "base/threading/platform_thread.h" |
| 9 #include "base/trace_event/trace_event.h" | 9 #include "base/trace_event/trace_event.h" |
| 10 #include "ppapi/thunk/thunk.h" | 10 #include "ppapi/thunk/thunk.h" |
| 11 | 11 |
| 12 namespace ppapi { | 12 namespace ppapi { |
| 13 | 13 |
| 14 // PPB_Trace_Event_Dev is a shared implementation because Trace Events can be | 14 // PPB_Trace_Event_Dev is a shared implementation because Trace Events can be |
| 15 // sent from either the plugin process or renderer process depending on whether | 15 // sent from either the plugin process or renderer process depending on whether |
| 16 // the plugin is in- or out-of-process. Also, for NaCl plugins these functions | 16 // the plugin is in- or out-of-process. Also, for NaCl plugins these functions |
| 17 // will be executed from untrusted code and handled appropriately by tracing | 17 // will be executed from untrusted code and handled appropriately by tracing |
| 18 // functionality in the IRT. | 18 // functionality in the IRT. |
| 19 | 19 |
| 20 // static | 20 // static |
| 21 void* TraceEventImpl::GetCategoryEnabled(const char* category_name) { | 21 void* TraceEventImpl::GetCategoryEnabled(const char* category_name) { |
| 22 // This casting is here because all mem_t return types in Pepper are void* and | 22 // This casting is here because all mem_t return types in Pepper are void* and |
| 23 // non-const. All mem_t parameters are const void* so there is no way to | 23 // non-const. All mem_t parameters are const void* so there is no way to |
| 24 // return a pointer type to the caller without some const_cast. The pointer | 24 // return a pointer type to the caller without some const_cast. The pointer |
| 25 // type the tracing system works with is normally unsigned char*. | 25 // type the tracing system works with is normally unsigned char*. |
| 26 return const_cast<void*>(static_cast<const void*>( | 26 return const_cast<void*>(static_cast<const void*>( |
| 27 base::debug::TraceLog::GetInstance()->GetCategoryGroupEnabled( | 27 base::trace_event::TraceLog::GetInstance()->GetCategoryGroupEnabled( |
| 28 category_name))); | 28 category_name))); |
| 29 } | 29 } |
| 30 | 30 |
| 31 // static | 31 // static |
| 32 void TraceEventImpl::AddTraceEvent(int8_t phase, | 32 void TraceEventImpl::AddTraceEvent(int8_t phase, |
| 33 const void* category_enabled, | 33 const void* category_enabled, |
| 34 const char* name, | 34 const char* name, |
| 35 uint64_t id, | 35 uint64_t id, |
| 36 uint32_t num_args, | 36 uint32_t num_args, |
| 37 const char* arg_names[], | 37 const char* arg_names[], |
| 38 const uint8_t arg_types[], | 38 const uint8_t arg_types[], |
| 39 const uint64_t arg_values[], | 39 const uint64_t arg_values[], |
| 40 uint8_t flags) { | 40 uint8_t flags) { |
| 41 | 41 |
| 42 static_assert(sizeof(unsigned long long) == sizeof(uint64_t), | 42 static_assert(sizeof(unsigned long long) == sizeof(uint64_t), |
| 43 "unexpected data type sizes"); | 43 "unexpected data type sizes"); |
| 44 | 44 |
| 45 base::debug::TraceLog::GetInstance()->AddTraceEvent( | 45 base::trace_event::TraceLog::GetInstance()->AddTraceEvent( |
| 46 phase, | 46 phase, |
| 47 static_cast<const unsigned char*>(category_enabled), | 47 static_cast<const unsigned char*>(category_enabled), |
| 48 name, | 48 name, |
| 49 id, | 49 id, |
| 50 num_args, | 50 num_args, |
| 51 arg_names, | 51 arg_names, |
| 52 arg_types, | 52 arg_types, |
| 53 // This cast is necessary for LP64 systems, where uint64_t is defined as | 53 // This cast is necessary for LP64 systems, where uint64_t is defined as |
| 54 // an unsigned long int, but trace_event internals are hermetic and | 54 // an unsigned long int, but trace_event internals are hermetic and |
| 55 // accepts an |unsigned long long*|. The pointer types are compatible but | 55 // accepts an |unsigned long long*|. The pointer types are compatible but |
| 56 // the compiler throws an error without an explicit cast. | 56 // the compiler throws an error without an explicit cast. |
| 57 reinterpret_cast<const unsigned long long*>(arg_values), | 57 reinterpret_cast<const unsigned long long*>(arg_values), |
| 58 NULL, | 58 NULL, |
| 59 flags); | 59 flags); |
| 60 } | 60 } |
| 61 | 61 |
| 62 // static | 62 // static |
| 63 void TraceEventImpl::AddTraceEventWithThreadIdAndTimestamp( | 63 void TraceEventImpl::AddTraceEventWithThreadIdAndTimestamp( |
| 64 int8_t phase, | 64 int8_t phase, |
| 65 const void* category_enabled, | 65 const void* category_enabled, |
| 66 const char* name, | 66 const char* name, |
| 67 uint64_t id, | 67 uint64_t id, |
| 68 int32_t thread_id, | 68 int32_t thread_id, |
| 69 int64_t timestamp, | 69 int64_t timestamp, |
| 70 uint32_t num_args, | 70 uint32_t num_args, |
| 71 const char* arg_names[], | 71 const char* arg_names[], |
| 72 const uint8_t arg_types[], | 72 const uint8_t arg_types[], |
| 73 const uint64_t arg_values[], | 73 const uint64_t arg_values[], |
| 74 uint8_t flags) { | 74 uint8_t flags) { |
| 75 base::debug::TraceLog::GetInstance()->AddTraceEventWithThreadIdAndTimestamp( | 75 base::trace_event::TraceLog::GetInstance() |
| 76 phase, | 76 ->AddTraceEventWithThreadIdAndTimestamp( |
| 77 static_cast<const unsigned char*>(category_enabled), | 77 phase, |
| 78 name, | 78 static_cast<const unsigned char*>(category_enabled), |
| 79 id, | 79 name, |
| 80 thread_id, | 80 id, |
| 81 base::TimeTicks::FromInternalValue(timestamp), | 81 thread_id, |
| 82 num_args, | 82 base::TimeTicks::FromInternalValue(timestamp), |
| 83 arg_names, | 83 num_args, |
| 84 arg_types, | 84 arg_names, |
| 85 arg_types, |
| 85 // This cast is necessary for LP64 systems, where uint64_t is defined as | 86 // This cast is necessary for LP64 systems, where uint64_t is defined as |
| 86 // an unsigned long int, but trace_event internals are hermetic and | 87 // an unsigned long int, but trace_event internals are hermetic and |
| 87 // accepts an |unsigned long long*|. The pointer types are compatible but | 88 // accepts an |unsigned long long*|. The pointer types are compatible but |
| 88 // the compiler throws an error without an explicit cast. | 89 // the compiler throws an error without an explicit cast. |
| 89 reinterpret_cast<const unsigned long long*>(arg_values), | 90 reinterpret_cast<const unsigned long long*>(arg_values), |
| 90 NULL, | 91 NULL, |
| 91 flags); | 92 flags); |
| 92 } | 93 } |
| 93 | 94 |
| 94 // static | 95 // static |
| (...skipping 29 matching lines...) Expand all Loading... |
| 124 const PPB_Trace_Event_Dev_0_1* GetPPB_Trace_Event_Dev_0_1_Thunk() { | 125 const PPB_Trace_Event_Dev_0_1* GetPPB_Trace_Event_Dev_0_1_Thunk() { |
| 125 return &g_ppb_trace_event_thunk_0_1; | 126 return &g_ppb_trace_event_thunk_0_1; |
| 126 } | 127 } |
| 127 | 128 |
| 128 const PPB_Trace_Event_Dev_0_2* GetPPB_Trace_Event_Dev_0_2_Thunk() { | 129 const PPB_Trace_Event_Dev_0_2* GetPPB_Trace_Event_Dev_0_2_Thunk() { |
| 129 return &g_ppb_trace_event_thunk_0_2; | 130 return &g_ppb_trace_event_thunk_0_2; |
| 130 } | 131 } |
| 131 | 132 |
| 132 } // namespace thunk | 133 } // namespace thunk |
| 133 } // namespace ppapi | 134 } // namespace ppapi |
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