1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions are 7 // met: 8 // 9 // * Redistributions of source code must retain the above copyright 10 // notice, this list of conditions and the following disclaimer. 11 // * Redistributions in binary form must reproduce the above 12 // copyright notice, this list of conditions and the following disclaimer 13 // in the documentation and/or other materials provided with the 14 // distribution. 15 // * Neither the name of Google Inc. nor the names of its 16 // contributors may be used to endorse or promote products derived from 17 // this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 #ifndef GOOGLE_PROTOBUF_PYTHON_CPP_UNKNOWN_FIELD_SET_H__ 32 #define GOOGLE_PROTOBUF_PYTHON_CPP_UNKNOWN_FIELD_SET_H__ 33 34 #define PY_SSIZE_T_CLEAN 35 #include <Python.h> 36 37 #include <memory> 38 #include <set> 39 40 #include <google/protobuf/pyext/message.h> 41 42 namespace google { 43 namespace protobuf { 44 45 class UnknownField; 46 class UnknownFieldSet; 47 48 namespace python { 49 struct CMessage; 50 51 struct PyUnknownFieldSet { 52 PyObject_HEAD; 53 // If parent is nullptr, it is a top UnknownFieldSet. 54 PyUnknownFieldSet* parent; 55 56 // Top UnknownFieldSet owns fields pointer. Sub UnknownFieldSet 57 // does not own fields pointer. 58 UnknownFieldSet* fields; 59 }; 60 61 struct PyUnknownField { 62 PyObject_HEAD; 63 // Every Python PyUnknownField holds a reference to its parent 64 // PyUnknownFieldSet in order to keep it alive. 65 PyUnknownFieldSet* parent; 66 67 // The UnknownField index in UnknownFieldSet. 68 Py_ssize_t index; 69 }; 70 71 extern PyTypeObject PyUnknownFieldSet_Type; 72 extern PyTypeObject PyUnknownField_Type; 73 74 } // namespace python 75 } // namespace protobuf 76 } // namespace google 77 78 #endif // GOOGLE_PROTOBUF_PYTHON_CPP_UNKNOWN_FIELD_SET_H__ 79