Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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60 lines
1.5 KiB
60 lines
1.5 KiB
/* |
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* upb - a minimalist implementation of protocol buffers. |
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* |
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* Copyright (c) 2011 Google Inc. See LICENSE for details. |
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* Author: Josh Haberman <jhaberman@gmail.com> |
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* |
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* The set of upb::*Def classes and upb::SymbolTable allow for defining and |
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* manipulating schema information (as defined in .proto files). |
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*/ |
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#ifndef UPB_DEF_HPP |
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#define UPB_DEF_HPP |
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#include "upb/def.h" |
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namespace upb { |
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class MessageDef : public upb_msgdef { |
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public: |
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// Converting from C types to C++ wrapper types. |
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static MessageDef* Cast(upb_msgdef *md) { return (MessageDef*)md; } |
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static const MessageDef* Cast(const upb_msgdef *md) { |
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return (const MessageDef*)md; |
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} |
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void Ref() const { upb_msgdef_ref(this); } |
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void Unref() const { upb_msgdef_unref(this); } |
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private: |
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MessageDef(); |
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~MessageDef(); |
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}; |
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class SymbolTable : public upb_symtab { |
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public: |
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// Converting from C types to C++ wrapper types. |
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static SymbolTable* Cast(upb_symtab *s) { return (SymbolTable*)s; } |
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static const SymbolTable* Cast(const upb_symtab *s) { |
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return (SymbolTable*)s; |
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} |
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static SymbolTable* New() { return Cast(upb_symtab_new()); } |
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void Ref() const { upb_symtab_unref(this); } |
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void Unref() const { upb_symtab_unref(this); } |
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// If the given name refers to a message in this symbol table, returns a new |
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// ref to that MessageDef object, otherwise returns NULL. |
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const MessageDef* LookupMessage(const char *name) const { |
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return MessageDef::Cast(upb_symtab_lookupmsg(this, name)); |
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} |
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private: |
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SymbolTable(); |
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~SymbolTable(); |
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}; |
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} // namespace upb |
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#endif
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