| /* |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef INCLUDE_PERFETTO_PUBLIC_ABI_HEAP_BUFFER_H_ |
| #define INCLUDE_PERFETTO_PUBLIC_ABI_HEAP_BUFFER_H_ |
| |
| #include "perfetto/public/abi/stream_writer_abi.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // A PerfettoHeapBuffer can be used to serialize protobuf data using the |
| // PerfettoStreamWriter interface. Stores data on heap allocated buffers, which |
| // can be read back with PerfettoHeapBufferCopyContent(). |
| |
| struct PerfettoHeapBuffer; |
| |
| // Creates a PerfettoHeapBuffer. Takes a pointer to an (uninitialized) |
| // PerfettoStreamWriter (owned by the caller). The stream writer can be user |
| // later to serialize protobuf data. |
| PERFETTO_SDK_EXPORT struct PerfettoHeapBuffer* PerfettoHeapBufferCreate( |
| struct PerfettoStreamWriter*); |
| |
| // Copies data from the heap buffer to `dst` (up to `size` bytes). |
| PERFETTO_SDK_EXPORT void PerfettoHeapBufferCopyInto( |
| struct PerfettoHeapBuffer*, |
| struct PerfettoStreamWriter*, |
| void* dst, |
| size_t size); |
| |
| // Destroys the heap buffer. |
| PERFETTO_SDK_EXPORT void PerfettoHeapBufferDestroy( |
| struct PerfettoHeapBuffer*, |
| struct PerfettoStreamWriter*); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif // INCLUDE_PERFETTO_PUBLIC_ABI_HEAP_BUFFER_H_ |