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      1 /*
      2  * Copyright (C) 2016 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 FRAMEWORK_NATIVE_CMDS_LSHAL_TABLE_ENTRY_H_
     18 #define FRAMEWORK_NATIVE_CMDS_LSHAL_TABLE_ENTRY_H_
     19 
     20 #include <stdint.h>
     21 
     22 #include <string>
     23 #include <vector>
     24 #include <iostream>
     25 
     26 namespace android {
     27 namespace lshal {
     28 
     29 using Pids = std::vector<int32_t>;
     30 
     31 enum : unsigned int {
     32     HWSERVICEMANAGER_LIST, // through defaultServiceManager()->list()
     33     PTSERVICEMANAGER_REG_CLIENT, // through registerPassthroughClient
     34     LIST_DLLIB, // through listing dynamic libraries
     35 };
     36 using TableEntrySource = unsigned int;
     37 
     38 enum : unsigned int {
     39     ARCH_UNKNOWN = 0,
     40     ARCH32       = 1 << 0,
     41     ARCH64       = 1 << 1,
     42     ARCH_BOTH    = ARCH32 | ARCH64
     43 };
     44 using Architecture = unsigned int;
     45 
     46 struct TableEntry {
     47     std::string interfaceName;
     48     std::string transport;
     49     int32_t serverPid;
     50     std::string serverCmdline;
     51     uint64_t serverObjectAddress;
     52     Pids clientPids;
     53     std::vector<std::string> clientCmdlines;
     54     Architecture arch;
     55 
     56     static bool sortByInterfaceName(const TableEntry &a, const TableEntry &b) {
     57         return a.interfaceName < b.interfaceName;
     58     };
     59     static bool sortByServerPid(const TableEntry &a, const TableEntry &b) {
     60         return a.serverPid < b.serverPid;
     61     };
     62 };
     63 
     64 struct Table {
     65     using Entries = std::vector<TableEntry>;
     66     std::string description;
     67     Entries entries;
     68 
     69     Entries::iterator begin() { return entries.begin(); }
     70     Entries::const_iterator begin() const { return entries.begin(); }
     71     Entries::iterator end() { return entries.end(); }
     72     Entries::const_iterator end() const { return entries.end(); }
     73 };
     74 
     75 using TableEntryCompare = std::function<bool(const TableEntry &, const TableEntry &)>;
     76 
     77 enum : unsigned int {
     78     ENABLE_INTERFACE_NAME = 1 << 0,
     79     ENABLE_TRANSPORT      = 1 << 1,
     80     ENABLE_SERVER_PID     = 1 << 2,
     81     ENABLE_SERVER_ADDR    = 1 << 3,
     82     ENABLE_CLIENT_PIDS    = 1 << 4,
     83     ENABLE_ARCH           = 1 << 5
     84 };
     85 
     86 using TableEntrySelect = unsigned int;
     87 
     88 enum {
     89     NO_PID = -1,
     90     NO_PTR = 0
     91 };
     92 
     93 }  // namespace lshal
     94 }  // namespace android
     95 
     96 #endif  // FRAMEWORK_NATIVE_CMDS_LSHAL_TABLE_ENTRY_H_
     97