1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file or at 6 // https://developers.google.com/open-source/licenses/bsd 7 8 #ifndef RUBY_PROTOBUF_CONVERT_H_ 9 #define RUBY_PROTOBUF_CONVERT_H_ 10 11 #include "protobuf.h" 12 #include "ruby-upb.h" 13 14 // Converts |ruby_val| to a upb_MessageValue according to |type_info|. 15 // 16 // The |arena| parameter indicates the lifetime of the container where this 17 // value will be assigned. It is used as follows: 18 // - If type is string or bytes, the string data will be copied into |arena|. 19 // - If type is message, and we need to auto-construct a message due to implicit 20 // conversions (eg. Time -> Google::Protobuf::Timestamp), the new message 21 // will be created in |arena|. 22 // - If type is message and the Ruby value is a message instance, we will fuse 23 // the message's arena into |arena|, to ensure that this message outlives the 24 // container. 25 upb_MessageValue Convert_RubyToUpb(VALUE ruby_val, const char *name, 26 TypeInfo type_info, upb_Arena *arena); 27 28 // Converts |upb_val| to a Ruby VALUE according to |type_info|. This may involve 29 // creating a Ruby wrapper object. 30 // 31 // The |arena| parameter indicates the arena that owns the lifetime of 32 // |upb_val|. Any Ruby wrapper object that is created will reference |arena| 33 // and ensure it outlives the wrapper. 34 VALUE Convert_UpbToRuby(upb_MessageValue upb_val, TypeInfo type_info, 35 VALUE arena); 36 37 // Creates a deep copy of |msgval| in |arena|. 38 upb_MessageValue Msgval_DeepCopy(upb_MessageValue msgval, TypeInfo type_info, 39 upb_Arena *arena); 40 41 // Returns true if |val1| and |val2| are equal. Their type is given by 42 // |type_info|. 43 bool Msgval_IsEqual(upb_MessageValue val1, upb_MessageValue val2, 44 TypeInfo type_info); 45 46 // Returns a hash value for the given upb_MessageValue. 47 uint64_t Msgval_GetHash(upb_MessageValue val, TypeInfo type_info, 48 uint64_t seed); 49 50 #endif // RUBY_PROTOBUF_CONVERT_H_ 51