Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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59 lines
1.9 KiB
59 lines
1.9 KiB
// |
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// upb - a minimalist implementation of protocol buffers. |
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// |
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// Copyright (c) 2011-2012 Google Inc. See LICENSE for details. |
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// Author: Josh Haberman <jhaberman@gmail.com> |
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// |
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// Support for registering field handlers that can write into a proto2 |
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// message that uses GeneratedMessageReflection (which includes all messages |
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// generated by the proto2 compiler as well as DynamicMessage). |
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// |
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// This is an internal-only interface. |
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#ifndef UPB_GOOGLE_PROTO2_H_ |
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#define UPB_GOOGLE_PROTO2_H_ |
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namespace proto2 { |
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class FieldDescriptor; |
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class Message; |
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} |
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namespace google { |
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namespace protobuf { |
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class FieldDescriptor; |
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class Message; |
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} |
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} |
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namespace upb { |
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class FieldDef; |
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class Handlers; |
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} |
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namespace upb { |
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namespace googlepb { |
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// Sets field handlers in the given Handlers object for writing to a single |
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// field (as described by "proto2_f" and "upb_f") into a message constructed |
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// by the same factory as "prototype." Returns true if this was successful |
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// (this will fail if "prototype" is not a proto1 message, or if we can't |
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// handle it for some reason). |
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bool TrySetWriteHandlers(const proto2::FieldDescriptor* proto2_f, |
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const proto2::Message& prototype, |
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const upb::FieldDef* upb_f, upb::Handlers* h); |
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bool TrySetWriteHandlers(const ::google::protobuf::FieldDescriptor* proto2_f, |
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const ::google::protobuf::Message& prototype, |
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const upb::FieldDef* upb_f, upb::Handlers* h); |
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// Returns a prototype for the given field in "m", if the given message uses |
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// GeneratedMessageReflection. Otherwise returns NULL. |
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const proto2::Message* GetProto2FieldPrototype( |
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const proto2::Message& m, const proto2::FieldDescriptor* f); |
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const ::google::protobuf::Message* GetProto2FieldPrototype( |
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const ::google::protobuf::Message& m, |
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const ::google::protobuf::FieldDescriptor* f); |
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} // namespace googlepb |
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} // namespace upb |
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#endif // UPB_GOOGLE_PROTO2_H_
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