| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package fragments |
| |
| const SendEventCFlavor = ` |
| {{- define "SendEventCFlavorMethodSignature" -}} |
| Send{{ .Name }}Event(::zx::unowned_channel _chan {{- if .Response }}, {{ end }}{{ template "Params" .Response }}) |
| {{- end }} |
| |
| {{- define "SendEventCFlavorMethodDefinition" }} |
| zx_status_t {{ .LLProps.ProtocolName }}::{{ template "SendEventCFlavorMethodSignature" . }} { |
| {{- if .LLProps.LinearizeResponse }} |
| {{/* tracking_ptr destructors will be called when _response goes out of scope */}} |
| {{ .Name }}Response _response{ |
| {{- template "PassthroughMessageParams" .Response -}} |
| }; |
| {{- else }} |
| {{/* tracking_ptrs won't free allocated memory because destructors aren't called. |
| This is ok because there are no tracking_ptrs, since LinearizeResponse is true when |
| there are pointers in the object. */}} |
| // Destructors can't be called because it will lead to handle double close |
| // (here and in fidl::Encode). |
| FIDL_ALIGNDECL uint8_t _response_buffer[sizeof({{ .Name }}Response)]; |
| auto& _response = *new (_response_buffer) {{ .Name }}Response{ |
| {{- template "PassthroughMessageParams" .Response -}} |
| }; |
| {{- end }} |
| |
| auto _encoded = ::fidl::internal::LinearizedAndEncoded<{{ .Name }}Response>(&_response); |
| auto& _encode_result = _encoded.result(); |
| if (_encode_result.status != ZX_OK) { |
| return _encode_result.status; |
| } |
| return ::fidl::Write(::zx::unowned_channel(_chan), std::move(_encode_result.message)); |
| } |
| {{- end }} |
| ` |
