Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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86 lines
3.5 KiB
86 lines
3.5 KiB
// Protocol Buffers - Google's data interchange format |
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// Copyright 2008 Google Inc. All rights reserved. |
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// |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file or at |
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// https://developers.google.com/open-source/licenses/bsd |
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#ifndef RUBY_PROTOBUF_MESSAGE_H_ |
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#define RUBY_PROTOBUF_MESSAGE_H_ |
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#include "protobuf.h" |
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#include "ruby-upb.h" |
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// Gets the underlying upb_Message* and upb_MessageDef for the given Ruby |
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// message wrapper. Requires that |value| is indeed a message object. |
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const upb_Message* Message_Get(VALUE value, const upb_MessageDef** m); |
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// Like Message_Get(), but checks that the object is not frozen and returns a |
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// mutable pointer. |
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upb_Message* Message_GetMutable(VALUE value, const upb_MessageDef** m); |
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// Returns the Arena object for this message. |
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VALUE Message_GetArena(VALUE value); |
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// Converts |value| into a upb_Message value of the expected upb_MessageDef |
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// type, raising an error if this is not possible. Used when assigning |value| |
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// to a field of another message, which means the message must be of a |
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// particular type. |
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// |
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// This will perform automatic conversions in some cases (for example, Time -> |
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// Google::Protobuf::Timestamp). If any new message is created, it will be |
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// created on |arena|, and any existing message will have its arena fused with |
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// |arena|. |
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const upb_Message* Message_GetUpbMessage(VALUE value, const upb_MessageDef* m, |
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const char* name, upb_Arena* arena); |
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// Gets or constructs a Ruby wrapper object for the given message. The wrapper |
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// object will reference |arena| and ensure that it outlives this object. |
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VALUE Message_GetRubyWrapper(upb_Message* msg, const upb_MessageDef* m, |
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VALUE arena); |
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// Gets the given field from this message. |
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VALUE Message_getfield(VALUE _self, const upb_FieldDef* f); |
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// Implements #inspect for this message, printing the text to |b|. |
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void Message_PrintMessage(StringBuilder* b, const upb_Message* msg, |
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const upb_MessageDef* m); |
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// Returns a hash value for the given message. |
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uint64_t Message_Hash(const upb_Message* msg, const upb_MessageDef* m, |
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uint64_t seed); |
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// Returns a deep copy of the given message. |
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upb_Message* Message_deep_copy(const upb_Message* msg, const upb_MessageDef* m, |
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upb_Arena* arena); |
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// Returns true if these two messages are equal. |
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bool Message_Equal(const upb_Message* m1, const upb_Message* m2, |
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const upb_MessageDef* m); |
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// Checks that this Ruby object is a message, and raises an exception if not. |
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void Message_CheckClass(VALUE klass); |
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// Returns a new Hash object containing the contents of this message. |
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VALUE Scalar_CreateHash(upb_MessageValue val, TypeInfo type_info); |
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// Creates a message class or enum module for this descriptor, respectively. |
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VALUE build_class_from_descriptor(VALUE descriptor); |
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VALUE build_module_from_enumdesc(VALUE _enumdesc); |
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// Returns the Descriptor/EnumDescriptor for the given message class or enum |
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// module, respectively. Returns nil if this is not a message class or enum |
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// module. |
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VALUE MessageOrEnum_GetDescriptor(VALUE klass); |
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// Decodes a Message from a byte sequence. |
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VALUE Message_decode_bytes(int size, const char* bytes, int options, |
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VALUE klass, bool freeze); |
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// Recursively freeze message |
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VALUE Message_freeze(VALUE _self); |
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// Call at startup to register all types in this module. |
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void Message_register(VALUE protobuf); |
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#endif // RUBY_PROTOBUF_MESSAGE_H_
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