Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | ** |
| 3 | ** Copyright 2010, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | //#define LOG_NDEBUG 0 |
| 19 | #define LOG_TAG "IEffectClient" |
| 20 | #include <utils/Log.h> |
| 21 | #include <stdint.h> |
| 22 | #include <sys/types.h> |
| 23 | #include <media/IEffectClient.h> |
| 24 | |
| 25 | namespace android { |
| 26 | |
| 27 | enum { |
| 28 | CONTROL_STATUS_CHANGED = IBinder::FIRST_CALL_TRANSACTION, |
| 29 | ENABLE_STATUS_CHANGED, |
| 30 | COMMAND_EXECUTED |
| 31 | }; |
| 32 | |
| 33 | class BpEffectClient: public BpInterface<IEffectClient> |
| 34 | { |
| 35 | public: |
| 36 | BpEffectClient(const sp<IBinder>& impl) |
| 37 | : BpInterface<IEffectClient>(impl) |
| 38 | { |
| 39 | } |
| 40 | |
| 41 | void controlStatusChanged(bool controlGranted) |
| 42 | { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 43 | ALOGV("controlStatusChanged"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 44 | Parcel data, reply; |
| 45 | data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor()); |
| 46 | data.writeInt32((uint32_t)controlGranted); |
| 47 | remote()->transact(CONTROL_STATUS_CHANGED, data, &reply, IBinder::FLAG_ONEWAY); |
| 48 | } |
| 49 | |
| 50 | void enableStatusChanged(bool enabled) |
| 51 | { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 52 | ALOGV("enableStatusChanged"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 53 | Parcel data, reply; |
| 54 | data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor()); |
| 55 | data.writeInt32((uint32_t)enabled); |
| 56 | remote()->transact(ENABLE_STATUS_CHANGED, data, &reply, IBinder::FLAG_ONEWAY); |
| 57 | } |
| 58 | |
Eric Laurent | a4c72ac | 2010-07-28 05:40:18 -0700 | [diff] [blame] | 59 | void commandExecuted(uint32_t cmdCode, |
| 60 | uint32_t cmdSize, |
| 61 | void *pCmdData, |
| 62 | uint32_t replySize, |
| 63 | void *pReplyData) |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 64 | { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 65 | ALOGV("commandExecuted"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 66 | Parcel data, reply; |
| 67 | data.writeInterfaceToken(IEffectClient::getInterfaceDescriptor()); |
| 68 | data.writeInt32(cmdCode); |
| 69 | int size = cmdSize; |
| 70 | if (pCmdData == NULL) { |
| 71 | size = 0; |
| 72 | } |
| 73 | data.writeInt32(size); |
| 74 | if (size) { |
| 75 | data.write(pCmdData, size); |
| 76 | } |
| 77 | size = replySize; |
| 78 | if (pReplyData == NULL) { |
| 79 | size = 0; |
| 80 | } |
| 81 | data.writeInt32(size); |
| 82 | if (size) { |
| 83 | data.write(pReplyData, size); |
| 84 | } |
| 85 | remote()->transact(COMMAND_EXECUTED, data, &reply, IBinder::FLAG_ONEWAY); |
| 86 | } |
| 87 | |
| 88 | }; |
| 89 | |
| 90 | IMPLEMENT_META_INTERFACE(EffectClient, "android.media.IEffectClient"); |
| 91 | |
| 92 | // ---------------------------------------------------------------------- |
| 93 | |
| 94 | status_t BnEffectClient::onTransact( |
| 95 | uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) |
| 96 | { |
| 97 | switch(code) { |
| 98 | case CONTROL_STATUS_CHANGED: { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 99 | ALOGV("CONTROL_STATUS_CHANGED"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 100 | CHECK_INTERFACE(IEffectClient, data, reply); |
| 101 | bool hasControl = (bool)data.readInt32(); |
| 102 | controlStatusChanged(hasControl); |
| 103 | return NO_ERROR; |
| 104 | } break; |
| 105 | case ENABLE_STATUS_CHANGED: { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 106 | ALOGV("ENABLE_STATUS_CHANGED"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 107 | CHECK_INTERFACE(IEffectClient, data, reply); |
| 108 | bool enabled = (bool)data.readInt32(); |
| 109 | enableStatusChanged(enabled); |
| 110 | return NO_ERROR; |
| 111 | } break; |
| 112 | case COMMAND_EXECUTED: { |
Steve Block | 06ade6a | 2011-10-20 11:56:00 +0100 | [diff] [blame^] | 113 | ALOGV("COMMAND_EXECUTED"); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 114 | CHECK_INTERFACE(IEffectClient, data, reply); |
Eric Laurent | a4c72ac | 2010-07-28 05:40:18 -0700 | [diff] [blame] | 115 | uint32_t cmdCode = data.readInt32(); |
| 116 | uint32_t cmdSize = data.readInt32(); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 117 | char *cmd = NULL; |
| 118 | if (cmdSize) { |
| 119 | cmd = (char *)malloc(cmdSize); |
| 120 | data.read(cmd, cmdSize); |
| 121 | } |
Eric Laurent | a4c72ac | 2010-07-28 05:40:18 -0700 | [diff] [blame] | 122 | uint32_t replySize = data.readInt32(); |
Eric Laurent | c0f3438 | 2010-05-21 07:47:50 -0700 | [diff] [blame] | 123 | char *resp = NULL; |
| 124 | if (replySize) { |
| 125 | resp = (char *)malloc(replySize); |
| 126 | data.read(resp, replySize); |
| 127 | } |
| 128 | commandExecuted(cmdCode, cmdSize, cmd, replySize, resp); |
| 129 | if (cmd) { |
| 130 | free(cmd); |
| 131 | } |
| 132 | if (resp) { |
| 133 | free(resp); |
| 134 | } |
| 135 | return NO_ERROR; |
| 136 | } break; |
| 137 | default: |
| 138 | return BBinder::onTransact(code, data, reply, flags); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | // ---------------------------------------------------------------------------- |
| 143 | |
| 144 | }; // namespace android |
| 145 | |