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1 /*
2  * Copyright (C) 2025 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 #pragma once
18 #include <memory>
19 #include <mutex>
20 
21 #include <aidl/android/hardware/radio/sim/BnRadioSim.h>
22 #include "AtChannel.h"
23 
24 namespace aidl {
25 namespace android {
26 namespace hardware {
27 namespace radio {
28 namespace implementation {
29 using ::ndk::ScopedAStatus;
30 
31 struct RadioSim : public sim::BnRadioSim {
32     RadioSim(std::shared_ptr<AtChannel> atChannel);
33 
34     ScopedAStatus areUiccApplicationsEnabled(int32_t serial) override;
35     ScopedAStatus changeIccPin2ForApp(int32_t serial, const std::string& oldPin2,
36                                       const std::string& newPin2,
37                                       const std::string& aid) override;
38     ScopedAStatus changeIccPinForApp(int32_t serial, const std::string& oldPin,
39                                      const std::string& newPin,
40                                      const std::string& aid) override;
41     ScopedAStatus enableUiccApplications(int32_t serial, bool enable) override;
42     ScopedAStatus getAllowedCarriers(int32_t serial) override;
43     ScopedAStatus getCdmaSubscription(int32_t serial) override;
44     ScopedAStatus getCdmaSubscriptionSource(int32_t serial) override;
45     ScopedAStatus getFacilityLockForApp(int32_t serial, const std::string& facility,
46                                         const std::string& password, int32_t serviceClass,
47                                         const std::string& appId) override;
48     ScopedAStatus getIccCardStatus(int32_t serial) override;
49     ScopedAStatus getImsiForApp(int32_t serial, const std::string& aid) override;
50     ScopedAStatus getSimPhonebookCapacity(int32_t serial) override;
51     ScopedAStatus getSimPhonebookRecords(int32_t serial) override;
52     ScopedAStatus iccCloseLogicalChannel(int32_t serial, int32_t channelId) override;
53     ScopedAStatus iccCloseLogicalChannelWithSessionInfo(int32_t serial,
54             const sim::SessionInfo& recordInfo) override;
55     ScopedAStatus iccIoForApp(int32_t serial, const sim::IccIo& iccIo) override;
56     ScopedAStatus iccOpenLogicalChannel(int32_t serial, const std::string& aid,
57                                         int32_t p2) override;
58     ScopedAStatus iccTransmitApduBasicChannel(
59             int32_t serial, const sim::SimApdu& message) override;
60     ScopedAStatus iccTransmitApduLogicalChannel(
61             int32_t serial, const sim::SimApdu& message) override;
62     ScopedAStatus reportStkServiceIsRunning(int32_t serial) override;
63     ScopedAStatus requestIccSimAuthentication(int32_t serial, int32_t authContext,
64                                               const std::string& authData,
65                                               const std::string& aid) override;
66     ScopedAStatus sendEnvelope(int32_t serial, const std::string& command) override;
67     ScopedAStatus sendEnvelopeWithStatus(int32_t serial,
68                                          const std::string& contents) override;
69     ScopedAStatus sendTerminalResponseToSim(int32_t serial,
70                                             const std::string& commandResponse) override;
71     ScopedAStatus setAllowedCarriers(
72             int32_t serial, const sim::CarrierRestrictions& carriers,
73             sim::SimLockMultiSimPolicy multiSimPolicy) override;
74     ScopedAStatus setCarrierInfoForImsiEncryption(
75             int32_t serial, const sim::ImsiEncryptionInfo& imsiEncryptionInfo)
76             override;
77     ScopedAStatus setCdmaSubscriptionSource(
78             int32_t serial, sim::CdmaSubscriptionSource cdmaSub) override;
79     ScopedAStatus setFacilityLockForApp(
80             int32_t serial, const std::string& facility,
81             bool lockState, const std::string& passwd,
82             int32_t serviceClass, const std::string& appId) override;
83     ScopedAStatus setSimCardPower(int32_t serial, sim::CardPowerState powerUp) override;
84     ScopedAStatus setUiccSubscription(
85             int32_t serial, const sim::SelectUiccSub& uiccSub) override;
86     ScopedAStatus supplyIccPin2ForApp(int32_t serial, const std::string& pin2,
87                                       const std::string& aid) override;
88     ScopedAStatus supplyIccPinForApp(int32_t serial, const std::string& pin,
89                                      const std::string& aid) override;
90     ScopedAStatus supplyIccPuk2ForApp(int32_t serial, const std::string& puk2,
91                                       const std::string& pin2,
92                                       const std::string& aid) override;
93     ScopedAStatus supplyIccPukForApp(int32_t serial, const std::string& puk,
94                                      const std::string& pin,
95                                      const std::string& aid) override;
96     ScopedAStatus supplySimDepersonalization(
97             int32_t serial, sim::PersoSubstate persoType, const std::string& controlKey) override;
98     ScopedAStatus updateSimPhonebookRecords(
99             int32_t serial, const sim::PhonebookRecordInfo& recordInfo) override;
100 
101     void atResponseSink(const AtResponsePtr& response);
102     void handleUnsolicited(const AtResponse::CFUN&);
103     void handleUnsolicited(const AtResponse::CUSATP&);
104     void handleUnsolicited(const AtResponse::CUSATEND&);
handleUnsolicitedRadioSim105     template <class IGNORE> void handleUnsolicited(const IGNORE&) {}
106 
107     ScopedAStatus responseAcknowledgement() override;
108     ScopedAStatus setResponseFunctions(
109             const std::shared_ptr<sim::IRadioSimResponse>& radioSimResponse,
110             const std::shared_ptr<sim::IRadioSimIndication>& radioSimIndication) override;
111 
112 private:
113     std::shared_ptr<sim::IRadioSimResponse> mRadioSimResponse;
114     std::shared_ptr<sim::IRadioSimIndication> mRadioSimIndication;
115 
116     const std::shared_ptr<AtChannel> mAtChannel;
117     AtChannel::Conversation mAtConversation;
118 
119     std::mutex mMtx;
120     std::optional<AtResponse::CUSATP> mStkUnsolResponse;
121     modem::RadioState mRadioState = modem::RadioState::OFF;
122     bool mUiccApplicationsEnabled = true;
123     bool mStkServiceRunning = false;
124 };
125 
126 }  // namespace implementation
127 }  // namespace radio
128 }  // namespace hardware
129 }  // namespace android
130 }  // namespace aidl
131