| /* |
| * Copyright (c) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "IOMX" |
| #include <utils/Log.h> |
| |
| #include <sys/mman.h> |
| |
| #include <binder/IMemory.h> |
| #include <binder/Parcel.h> |
| #include <media/IOMX.h> |
| #include <media/stagefright/foundation/ADebug.h> |
| #include <media/openmax/OMX_IndexExt.h> |
| #include <media/OMXBuffer.h> |
| #include <utils/NativeHandle.h> |
| |
| #include <media/omx/1.0/WOmxNode.h> |
| #include <android/IOMXBufferSource.h> |
| |
| namespace android { |
| |
| enum { |
| CONNECT = IBinder::FIRST_CALL_TRANSACTION, |
| LIST_NODES, |
| ALLOCATE_NODE, |
| CREATE_INPUT_SURFACE, |
| FREE_NODE, |
| SEND_COMMAND, |
| GET_PARAMETER, |
| SET_PARAMETER, |
| GET_CONFIG, |
| SET_CONFIG, |
| SET_PORT_MODE, |
| SET_INPUT_SURFACE, |
| PREPARE_FOR_ADAPTIVE_PLAYBACK, |
| ALLOC_SECURE_BUFFER, |
| USE_BUFFER, |
| FREE_BUFFER, |
| FILL_BUFFER, |
| EMPTY_BUFFER, |
| GET_EXTENSION_INDEX, |
| OBSERVER_ON_MSG, |
| GET_GRAPHIC_BUFFER_USAGE, |
| CONFIGURE_VIDEO_TUNNEL_MODE, |
| DISPATCH_MESSAGE, |
| SET_QUIRKS, |
| }; |
| |
| class BpOMXNode : public BpInterface<IOMXNode> { |
| public: |
| explicit BpOMXNode(const sp<IBinder> &impl) |
| : BpInterface<IOMXNode>(impl) { |
| } |
| |
| virtual status_t freeNode() { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| remote()->transact(FREE_NODE, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t sendCommand( |
| OMX_COMMANDTYPE cmd, OMX_S32 param) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(cmd); |
| data.writeInt32(param); |
| remote()->transact(SEND_COMMAND, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getParameter( |
| OMX_INDEXTYPE index, |
| void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(index); |
| data.writeInt64(size); |
| data.write(params, size); |
| remote()->transact(GET_PARAMETER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| return err; |
| } |
| |
| reply.read(params, size); |
| |
| return OK; |
| } |
| |
| virtual status_t setParameter( |
| OMX_INDEXTYPE index, |
| const void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(index); |
| data.writeInt64(size); |
| data.write(params, size); |
| remote()->transact(SET_PARAMETER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getConfig( |
| OMX_INDEXTYPE index, |
| void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(index); |
| data.writeInt64(size); |
| data.write(params, size); |
| remote()->transact(GET_CONFIG, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| return err; |
| } |
| |
| reply.read(params, size); |
| |
| return OK; |
| } |
| |
| virtual status_t setConfig( |
| OMX_INDEXTYPE index, |
| const void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(index); |
| data.writeInt64(size); |
| data.write(params, size); |
| remote()->transact(SET_CONFIG, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t setPortMode( |
| OMX_U32 port_index, IOMX::PortMode mode) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| data.writeInt32(mode); |
| remote()->transact(SET_PORT_MODE, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getGraphicBufferUsage( |
| OMX_U32 port_index, OMX_U32* usage) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| remote()->transact(GET_GRAPHIC_BUFFER_USAGE, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| *usage = reply.readInt32(); |
| return err; |
| } |
| |
| virtual status_t useBuffer( |
| OMX_U32 port_index, const OMXBuffer &omxBuf, buffer_id *buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| |
| status_t err = omxBuf.writeToParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| |
| remote()->transact(USE_BUFFER, data, &reply); |
| |
| err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| |
| return err; |
| } |
| |
| *buffer = (buffer_id)reply.readInt32(); |
| |
| return err; |
| } |
| |
| virtual status_t setInputSurface( |
| const sp<IOMXBufferSource> &bufferSource) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| |
| data.writeStrongBinder(IInterface::asBinder(bufferSource)); |
| |
| status_t err = remote()->transact(SET_INPUT_SURFACE, data, &reply); |
| |
| if (err != OK) { |
| ALOGW("binder transaction failed: %d", err); |
| return err; |
| } |
| |
| err = reply.readInt32(); |
| |
| return err; |
| } |
| |
| virtual status_t prepareForAdaptivePlayback( |
| OMX_U32 port_index, OMX_BOOL enable, |
| OMX_U32 max_width, OMX_U32 max_height) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| data.writeInt32((int32_t)enable); |
| data.writeInt32(max_width); |
| data.writeInt32(max_height); |
| remote()->transact(PREPARE_FOR_ADAPTIVE_PLAYBACK, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| return err; |
| } |
| |
| virtual status_t configureVideoTunnelMode( |
| OMX_U32 portIndex, OMX_BOOL tunneled, |
| OMX_U32 audioHwSync, native_handle_t **sidebandHandle ) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(portIndex); |
| data.writeInt32((int32_t)tunneled); |
| data.writeInt32(audioHwSync); |
| remote()->transact(CONFIGURE_VIDEO_TUNNEL_MODE, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err == OK && sidebandHandle) { |
| *sidebandHandle = (native_handle_t *)reply.readNativeHandle(); |
| } |
| return err; |
| } |
| |
| |
| virtual status_t allocateSecureBuffer( |
| OMX_U32 port_index, size_t size, |
| buffer_id *buffer, void **buffer_data, sp<NativeHandle> *native_handle) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| data.writeInt64(size); |
| remote()->transact(ALLOC_SECURE_BUFFER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| *buffer_data = NULL; |
| *native_handle = NULL; |
| return err; |
| } |
| |
| *buffer = (buffer_id)reply.readInt32(); |
| *buffer_data = (void *)reply.readInt64(); |
| if (*buffer_data == NULL) { |
| *native_handle = NativeHandle::create( |
| reply.readNativeHandle(), true /* ownsHandle */); |
| } else { |
| *native_handle = NULL; |
| } |
| return err; |
| } |
| |
| virtual status_t freeBuffer( |
| OMX_U32 port_index, buffer_id buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(port_index); |
| data.writeInt32((int32_t)buffer); |
| remote()->transact(FREE_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t fillBuffer( |
| buffer_id buffer, const OMXBuffer &omxBuf, int fenceFd) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32((int32_t)buffer); |
| status_t err = omxBuf.writeToParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| data.writeInt32(fenceFd >= 0); |
| if (fenceFd >= 0) { |
| data.writeFileDescriptor(fenceFd, true /* takeOwnership */); |
| } |
| remote()->transact(FILL_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t emptyBuffer( |
| buffer_id buffer, const OMXBuffer &omxBuf, |
| OMX_U32 flags, OMX_TICKS timestamp, int fenceFd) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32((int32_t)buffer); |
| status_t err = omxBuf.writeToParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| data.writeInt32(flags); |
| data.writeInt64(timestamp); |
| data.writeInt32(fenceFd >= 0); |
| if (fenceFd >= 0) { |
| data.writeFileDescriptor(fenceFd, true /* takeOwnership */); |
| } |
| remote()->transact(EMPTY_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getExtensionIndex( |
| const char *parameter_name, |
| OMX_INDEXTYPE *index) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeCString(parameter_name); |
| |
| remote()->transact(GET_EXTENSION_INDEX, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err == OK) { |
| *index = static_cast<OMX_INDEXTYPE>(reply.readInt32()); |
| } else { |
| *index = OMX_IndexComponentStartUnused; |
| } |
| |
| return err; |
| } |
| |
| virtual status_t dispatchMessage(const omx_message &msg) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(msg.fenceFd >= 0); |
| if (msg.fenceFd >= 0) { |
| data.writeFileDescriptor(msg.fenceFd, true /* takeOwnership */); |
| } |
| data.writeInt32(msg.type); |
| data.write(&msg.u, sizeof(msg.u)); |
| |
| remote()->transact(DISPATCH_MESSAGE, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t setQuirks(OMX_U32 quirks) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXNode::getInterfaceDescriptor()); |
| data.writeInt32(quirks); |
| |
| remote()->transact(SET_QUIRKS, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| }; |
| |
| using ::android::hardware::media::omx::V1_0::utils::LWOmxNode; |
| class HpOMXNode : public HpInterface<BpOMXNode, LWOmxNode> { |
| public: |
| HpOMXNode(const sp<IBinder>& base) : PBase(base) {} |
| |
| virtual status_t freeNode() { |
| return mBase->freeNode(); |
| } |
| |
| virtual status_t sendCommand( |
| OMX_COMMANDTYPE cmd, OMX_S32 param) { |
| return mBase->sendCommand(cmd, param); |
| } |
| |
| virtual status_t getParameter( |
| OMX_INDEXTYPE index, void *params, size_t size) { |
| return mBase->getParameter(index, params, size); |
| } |
| |
| virtual status_t setParameter( |
| OMX_INDEXTYPE index, const void *params, size_t size) { |
| return mBase->setParameter(index, params, size); |
| } |
| |
| virtual status_t getConfig( |
| OMX_INDEXTYPE index, void *params, size_t size) { |
| return mBase->getConfig(index, params, size); |
| } |
| |
| virtual status_t setConfig( |
| OMX_INDEXTYPE index, const void *params, size_t size) { |
| return mBase->setConfig(index, params, size); |
| } |
| |
| virtual status_t setPortMode( |
| OMX_U32 port_index, IOMX::PortMode mode) { |
| return mBase->setPortMode(port_index, mode); |
| } |
| |
| virtual status_t prepareForAdaptivePlayback( |
| OMX_U32 portIndex, OMX_BOOL enable, |
| OMX_U32 maxFrameWidth, OMX_U32 maxFrameHeight) { |
| return mBase->prepareForAdaptivePlayback( |
| portIndex, enable, maxFrameWidth, maxFrameHeight); |
| } |
| |
| virtual status_t configureVideoTunnelMode( |
| OMX_U32 portIndex, OMX_BOOL tunneled, |
| OMX_U32 audioHwSync, native_handle_t **sidebandHandle) { |
| return mBase->configureVideoTunnelMode( |
| portIndex, tunneled, audioHwSync, sidebandHandle); |
| } |
| |
| virtual status_t getGraphicBufferUsage( |
| OMX_U32 port_index, OMX_U32* usage) { |
| return mBase->getGraphicBufferUsage(port_index, usage); |
| } |
| |
| virtual status_t setInputSurface( |
| const sp<IOMXBufferSource> &bufferSource) { |
| return mBase->setInputSurface(bufferSource); |
| } |
| |
| virtual status_t allocateSecureBuffer( |
| OMX_U32 port_index, size_t size, buffer_id *buffer, |
| void **buffer_data, sp<NativeHandle> *native_handle) { |
| return mBase->allocateSecureBuffer( |
| port_index, size, buffer, buffer_data, native_handle); |
| } |
| |
| virtual status_t useBuffer( |
| OMX_U32 port_index, const OMXBuffer &omxBuf, buffer_id *buffer) { |
| return mBase->useBuffer(port_index, omxBuf, buffer); |
| } |
| |
| virtual status_t freeBuffer( |
| OMX_U32 port_index, buffer_id buffer) { |
| return mBase->freeBuffer(port_index, buffer); |
| } |
| |
| virtual status_t fillBuffer( |
| buffer_id buffer, const OMXBuffer &omxBuf, int fenceFd = -1) { |
| return mBase->fillBuffer(buffer, omxBuf, fenceFd); |
| } |
| |
| virtual status_t emptyBuffer( |
| buffer_id buffer, const OMXBuffer &omxBuf, |
| OMX_U32 flags, OMX_TICKS timestamp, int fenceFd = -1) { |
| return mBase->emptyBuffer(buffer, omxBuf, flags, timestamp, fenceFd); |
| } |
| |
| virtual status_t getExtensionIndex( |
| const char *parameter_name, |
| OMX_INDEXTYPE *index) { |
| return mBase->getExtensionIndex(parameter_name, index); |
| } |
| |
| virtual status_t dispatchMessage(const omx_message &msg) { |
| return mBase->dispatchMessage(msg); |
| } |
| }; |
| |
| IMPLEMENT_HYBRID_META_INTERFACE(OMXNode, "android.hardware.IOMXNode"); |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| #define CHECK_OMX_INTERFACE(interface, data, reply) \ |
| do { if (!(data).enforceInterface(interface::getInterfaceDescriptor())) { \ |
| ALOGW("Call incorrectly routed to " #interface); \ |
| return PERMISSION_DENIED; \ |
| } } while (0) |
| |
| status_t BnOMXNode::onTransact( |
| uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) { |
| switch (code) { |
| case FREE_NODE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| reply->writeInt32(freeNode()); |
| |
| return NO_ERROR; |
| } |
| |
| case SEND_COMMAND: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_COMMANDTYPE cmd = |
| static_cast<OMX_COMMANDTYPE>(data.readInt32()); |
| |
| OMX_S32 param = data.readInt32(); |
| reply->writeInt32(sendCommand(cmd, param)); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_PARAMETER: |
| case SET_PARAMETER: |
| case GET_CONFIG: |
| case SET_CONFIG: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32()); |
| |
| size_t size = data.readInt64(); |
| |
| status_t err = NOT_ENOUGH_DATA; |
| void *params = NULL; |
| size_t pageSize = 0; |
| size_t allocSize = 0; |
| bool isUsageBits = (index == (OMX_INDEXTYPE) OMX_IndexParamConsumerUsageBits); |
| if ((isUsageBits && size < 4) || (!isUsageBits && size < 8)) { |
| // we expect the structure to contain at least the size and |
| // version, 8 bytes total |
| ALOGE("b/27207275 (%zu) (%d/%d)", size, int(index), int(code)); |
| android_errorWriteLog(0x534e4554, "27207275"); |
| } else { |
| err = NO_MEMORY; |
| pageSize = (size_t) sysconf(_SC_PAGE_SIZE); |
| if (size > SIZE_MAX - (pageSize * 2)) { |
| ALOGE("requested param size too big"); |
| } else { |
| allocSize = (size + pageSize * 2) & ~(pageSize - 1); |
| params = mmap(NULL, allocSize, PROT_READ | PROT_WRITE, |
| MAP_PRIVATE | MAP_ANONYMOUS, -1 /* fd */, 0 /* offset */); |
| } |
| if (params != MAP_FAILED && params != NULL) { |
| err = data.read(params, size); |
| if (err != OK) { |
| android_errorWriteLog(0x534e4554, "26914474"); |
| } else { |
| err = NOT_ENOUGH_DATA; |
| OMX_U32 declaredSize = *(OMX_U32*)params; |
| if (index != (OMX_INDEXTYPE) OMX_IndexParamConsumerUsageBits && |
| declaredSize > size) { |
| // the buffer says it's bigger than it actually is |
| ALOGE("b/27207275 (%u/%zu)", declaredSize, size); |
| android_errorWriteLog(0x534e4554, "27207275"); |
| } else { |
| // mark the last page as inaccessible, to avoid exploitation |
| // of codecs that access past the end of the allocation because |
| // they didn't check the size |
| if (mprotect((char*)params + allocSize - pageSize, pageSize, |
| PROT_NONE) != 0) { |
| ALOGE("mprotect failed: %s", strerror(errno)); |
| } else { |
| switch (code) { |
| case GET_PARAMETER: |
| err = getParameter(index, params, size); |
| break; |
| case SET_PARAMETER: |
| err = setParameter(index, params, size); |
| break; |
| case GET_CONFIG: |
| err = getConfig(index, params, size); |
| break; |
| case SET_CONFIG: |
| err = setConfig(index, params, size); |
| break; |
| default: |
| TRESPASS(); |
| } |
| } |
| } |
| } |
| } else { |
| ALOGE("couldn't map: %s", strerror(errno)); |
| } |
| } |
| |
| reply->writeInt32(err); |
| |
| if ((code == GET_PARAMETER || code == GET_CONFIG) && err == OK) { |
| reply->write(params, size); |
| } |
| |
| if (params) { |
| munmap(params, allocSize); |
| } |
| params = NULL; |
| |
| return NO_ERROR; |
| } |
| |
| case SET_PORT_MODE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| OMX_U32 port_index = data.readInt32(); |
| IOMX::PortMode mode = (IOMX::PortMode) data.readInt32(); |
| reply->writeInt32(setPortMode(port_index, mode)); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_GRAPHIC_BUFFER_USAGE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| |
| OMX_U32 usage = 0; |
| status_t err = getGraphicBufferUsage(port_index, &usage); |
| reply->writeInt32(err); |
| reply->writeInt32(usage); |
| |
| return NO_ERROR; |
| } |
| |
| case USE_BUFFER: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| |
| OMXBuffer omxBuf; |
| status_t err = omxBuf.readFromParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| |
| buffer_id buffer; |
| err = useBuffer(port_index, omxBuf, &buffer); |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeInt32((int32_t)buffer); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case SET_INPUT_SURFACE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| sp<IOMXBufferSource> bufferSource = |
| interface_cast<IOMXBufferSource>(data.readStrongBinder()); |
| |
| status_t err = setInputSurface(bufferSource); |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| case PREPARE_FOR_ADAPTIVE_PLAYBACK: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| OMX_BOOL enable = (OMX_BOOL)data.readInt32(); |
| OMX_U32 max_width = data.readInt32(); |
| OMX_U32 max_height = data.readInt32(); |
| |
| status_t err = prepareForAdaptivePlayback( |
| port_index, enable, max_width, max_height); |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| case CONFIGURE_VIDEO_TUNNEL_MODE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| OMX_BOOL tunneled = (OMX_BOOL)data.readInt32(); |
| OMX_U32 audio_hw_sync = data.readInt32(); |
| |
| native_handle_t *sideband_handle = NULL; |
| status_t err = configureVideoTunnelMode( |
| port_index, tunneled, audio_hw_sync, &sideband_handle); |
| reply->writeInt32(err); |
| if(err == OK){ |
| reply->writeNativeHandle(sideband_handle); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case ALLOC_SECURE_BUFFER: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| if (!isSecure() || port_index != 0 /* kPortIndexInput */) { |
| ALOGE("b/24310423"); |
| reply->writeInt32(INVALID_OPERATION); |
| return NO_ERROR; |
| } |
| |
| size_t size = data.readInt64(); |
| |
| buffer_id buffer; |
| void *buffer_data = NULL; |
| sp<NativeHandle> native_handle; |
| status_t err = allocateSecureBuffer( |
| port_index, size, &buffer, &buffer_data, &native_handle); |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeInt32((int32_t)buffer); |
| reply->writeInt64((uintptr_t)buffer_data); |
| if (buffer_data == NULL) { |
| reply->writeNativeHandle(native_handle == NULL ? NULL : native_handle->handle()); |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case FREE_BUFFER: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| OMX_U32 port_index = data.readInt32(); |
| buffer_id buffer = (buffer_id)data.readInt32(); |
| reply->writeInt32(freeBuffer(port_index, buffer)); |
| |
| return NO_ERROR; |
| } |
| |
| case FILL_BUFFER: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| buffer_id buffer = (buffer_id)data.readInt32(); |
| |
| OMXBuffer omxBuf; |
| status_t err = omxBuf.readFromParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| |
| bool haveFence = data.readInt32(); |
| int fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1; |
| |
| reply->writeInt32(fillBuffer(buffer, omxBuf, fenceFd)); |
| |
| return NO_ERROR; |
| } |
| |
| case EMPTY_BUFFER: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| buffer_id buffer = (buffer_id)data.readInt32(); |
| OMXBuffer omxBuf; |
| status_t err = omxBuf.readFromParcel(&data); |
| if (err != OK) { |
| return err; |
| } |
| OMX_U32 flags = data.readInt32(); |
| OMX_TICKS timestamp = data.readInt64(); |
| bool haveFence = data.readInt32(); |
| int fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1; |
| reply->writeInt32(emptyBuffer( |
| buffer, omxBuf, flags, timestamp, fenceFd)); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_EXTENSION_INDEX: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| |
| const char *parameter_name = data.readCString(); |
| |
| if (parameter_name == NULL) { |
| ALOGE("b/26392700"); |
| reply->writeInt32(INVALID_OPERATION); |
| return NO_ERROR; |
| } |
| |
| OMX_INDEXTYPE index; |
| status_t err = getExtensionIndex(parameter_name, &index); |
| |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeInt32(index); |
| } |
| |
| return OK; |
| } |
| |
| case DISPATCH_MESSAGE: |
| { |
| CHECK_OMX_INTERFACE(IOMXNode, data, reply); |
| omx_message msg; |
| int haveFence = data.readInt32(); |
| msg.fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1; |
| msg.type = (typeof(msg.type))data.readInt32(); |
| status_t err = data.read(&msg.u, sizeof(msg.u)); |
| |
| if (err == OK) { |
| err = dispatchMessage(msg); |
| } |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| class BpOMXObserver : public BpInterface<IOMXObserver> { |
| public: |
| explicit BpOMXObserver(const sp<IBinder> &impl) |
| : BpInterface<IOMXObserver>(impl) { |
| } |
| |
| virtual void onMessages(const std::list<omx_message> &messages) { |
| Parcel data, reply; |
| std::list<omx_message>::const_iterator it = messages.cbegin(); |
| if (messages.empty()) { |
| return; |
| } |
| data.writeInterfaceToken(IOMXObserver::getInterfaceDescriptor()); |
| while (it != messages.cend()) { |
| const omx_message &msg = *it++; |
| data.writeInt32(msg.fenceFd >= 0); |
| if (msg.fenceFd >= 0) { |
| data.writeFileDescriptor(msg.fenceFd, true /* takeOwnership */); |
| } |
| data.writeInt32(msg.type); |
| data.write(&msg.u, sizeof(msg.u)); |
| ALOGV("onMessage writing message %d, size %zu", msg.type, sizeof(msg)); |
| } |
| data.writeInt32(-1); // mark end |
| remote()->transact(OBSERVER_ON_MSG, data, &reply, IBinder::FLAG_ONEWAY); |
| } |
| }; |
| |
| IMPLEMENT_META_INTERFACE(OMXObserver, "android.hardware.IOMXObserver"); |
| |
| status_t BnOMXObserver::onTransact( |
| uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) { |
| switch (code) { |
| case OBSERVER_ON_MSG: |
| { |
| CHECK_OMX_INTERFACE(IOMXObserver, data, reply); |
| std::list<omx_message> messages; |
| status_t err = FAILED_TRANSACTION; // must receive at least one message |
| do { |
| int haveFence = data.readInt32(); |
| if (haveFence < 0) { // we use -1 to mark end of messages |
| break; |
| } |
| omx_message msg; |
| msg.fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1; |
| msg.type = (typeof(msg.type))data.readInt32(); |
| err = data.read(&msg.u, sizeof(msg.u)); |
| ALOGV("onTransact reading message %d, size %zu", msg.type, sizeof(msg)); |
| messages.push_back(msg); |
| } while (err == OK); |
| |
| if (err == OK) { |
| onMessages(messages); |
| } |
| |
| return err; |
| } |
| |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| } // namespace android |