Fast path for proto serialization for small protos

pull/3480/head
Craig Tiller 9 years ago
parent fc193e1ff4
commit cc5dc5bbaf
  1. 17
      src/cpp/proto/proto_utils.cc

@ -158,10 +158,19 @@ namespace grpc {
Status SerializeProto(const grpc::protobuf::Message& msg,
grpc_byte_buffer** bp) {
GrpcBufferWriter writer(bp);
return msg.SerializeToZeroCopyStream(&writer)
? Status::OK
: Status(StatusCode::INTERNAL, "Failed to serialize message");
int byte_size = msg.ByteSize();
if (byte_size <= kMaxBufferLength) {
gpr_slice slice = gpr_slice_malloc(byte_size);
GPR_ASSERT(GPR_SLICE_END_PTR(slice) == msg.SerializeWithCachedSizesToArray(GPR_SLICE_START_PTR(slice)));
*bp = grpc_raw_byte_buffer_create(&slice, 1);
gpr_slice_unref(slice);
return Status::OK;
} else {
GrpcBufferWriter writer(bp);
return msg.SerializeToZeroCopyStream(&writer)
? Status::OK
: Status(StatusCode::INTERNAL, "Failed to serialize message");
}
}
Status DeserializeProto(grpc_byte_buffer* buffer, grpc::protobuf::Message* msg,

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