1 /* 2 * Copyright (C) 2017, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_STATS_LOG_API_GEN_COLLATION_H 18 #define ANDROID_STATS_LOG_API_GEN_COLLATION_H 19 20 21 #include <google/protobuf/descriptor.h> 22 23 #include <set> 24 #include <vector> 25 #include <map> 26 27 namespace android { 28 namespace stats_log_api_gen { 29 30 using std::map; 31 using std::set; 32 using std::string; 33 using std::vector; 34 using google::protobuf::Descriptor; 35 using google::protobuf::FieldDescriptor; 36 37 /** 38 * The types for atom parameters. 39 */ 40 typedef enum { 41 JAVA_TYPE_UNKNOWN = 0, 42 43 JAVA_TYPE_ATTRIBUTION_CHAIN = 1, 44 JAVA_TYPE_BOOLEAN = 2, 45 JAVA_TYPE_INT = 3, 46 JAVA_TYPE_LONG = 4, 47 JAVA_TYPE_FLOAT = 5, 48 JAVA_TYPE_DOUBLE = 6, 49 JAVA_TYPE_STRING = 7, 50 JAVA_TYPE_ENUM = 8, 51 52 JAVA_TYPE_OBJECT = -1, 53 JAVA_TYPE_BYTE_ARRAY = -2, 54 } java_type_t; 55 56 /** 57 * The name and type for an atom field. 58 */ 59 struct AtomField { 60 string name; 61 java_type_t javaType; 62 63 // If the field is of type enum, the following map contains the list of enum values. 64 map<int /* numeric value */, string /* value name */> enumValues; 65 AtomFieldAtomField66 inline AtomField() :name(), javaType(JAVA_TYPE_UNKNOWN) {} AtomFieldAtomField67 inline AtomField(const AtomField& that) :name(that.name), 68 javaType(that.javaType), 69 enumValues(that.enumValues) {} AtomFieldAtomField70 inline AtomField(string n, java_type_t jt) :name(n), javaType(jt) {} ~AtomFieldAtomField71 inline ~AtomField() {} 72 }; 73 74 /** 75 * The name and code for an atom. 76 */ 77 struct AtomDecl { 78 int code; 79 string name; 80 81 string message; 82 vector<AtomField> fields; 83 84 vector<int> primaryFields; 85 int exclusiveField = 0; 86 87 int uidField = 0; 88 89 AtomDecl(); 90 AtomDecl(const AtomDecl& that); 91 AtomDecl(int code, const string& name, const string& message); 92 ~AtomDecl(); 93 94 inline bool operator<(const AtomDecl& that) const { 95 return (code == that.code) ? (name < that.name) : (code < that.code); 96 } 97 }; 98 99 struct Atoms { 100 set<vector<java_type_t>> signatures; 101 set<AtomDecl> decls; 102 set<AtomDecl> non_chained_decls; 103 set<vector<java_type_t>> non_chained_signatures; 104 }; 105 106 /** 107 * Gather the information about the atoms. Returns the number of errors. 108 */ 109 int collate_atoms(const Descriptor* descriptor, Atoms* atoms); 110 int collate_atom(const Descriptor *atom, AtomDecl *atomDecl, vector<java_type_t> *signature); 111 112 } // namespace stats_log_api_gen 113 } // namespace android 114 115 116 #endif // ANDROID_STATS_LOG_API_GEN_COLLATION_H