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Diffstat (limited to 'GrallocHAL/src/hidl_common/BufferDescriptor.h')
| -rw-r--r-- | GrallocHAL/src/hidl_common/BufferDescriptor.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/GrallocHAL/src/hidl_common/BufferDescriptor.h b/GrallocHAL/src/hidl_common/BufferDescriptor.h deleted file mode 100644 index abaac62..0000000 --- a/GrallocHAL/src/hidl_common/BufferDescriptor.h +++ /dev/null @@ -1,187 +0,0 @@ -/* - * Copyright (C) 2020 ARM Limited. All rights reserved. - * - * Copyright 2016 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. - */ -#ifndef _GRALLOC_BUFFER_DESCRIPTOR_H_ -#define _GRALLOC_BUFFER_DESCRIPTOR_H_ - -#include "core/mali_gralloc_bufferdescriptor.h" - -#include "4.x/gralloc_mapper_hidl_header.h" - -#include <assert.h> -#include <inttypes.h> -#include <string.h> - -namespace arm { -namespace mapper { -namespace common { - -using android::hardware::hidl_vec; - -const size_t DESCRIPTOR_32BIT_FIELDS = 5; -const size_t DESCRIPTOR_64BIT_FIELDS = 2; - -const uint64_t validUsageBits = - BufferUsage::GPU_CUBE_MAP | - BufferUsage::GPU_MIPMAP_COMPLETE | - BufferUsage::CPU_READ_MASK | BufferUsage::CPU_WRITE_MASK | - BufferUsage::GPU_TEXTURE | BufferUsage::GPU_RENDER_TARGET | - BufferUsage::COMPOSER_OVERLAY | BufferUsage::COMPOSER_CLIENT_TARGET | - BufferUsage::CAMERA_INPUT | BufferUsage::CAMERA_OUTPUT | - BufferUsage::PROTECTED | - BufferUsage::COMPOSER_CURSOR | - BufferUsage::VIDEO_ENCODER | - BufferUsage::RENDERSCRIPT | - BufferUsage::VIDEO_DECODER | - BufferUsage::SENSOR_DIRECT_DATA | - BufferUsage::GPU_DATA_BUFFER | - BufferUsage::VENDOR_MASK | - BufferUsage::VENDOR_MASK_HI; - -template<typename BufferDescriptorInfoT> -static bool validateDescriptorInfo(const BufferDescriptorInfoT &descriptorInfo) -{ - if (descriptorInfo.width == 0 || descriptorInfo.height == 0 || descriptorInfo.layerCount == 0) - { - return false; - } - - if (static_cast<int32_t>(descriptorInfo.format) == 0) - { - return false; - } - - return true; -} - -template <typename vecT> -static void push_descriptor_uint32(hidl_vec<vecT> *vec, size_t *pos, uint32_t val) -{ - static_assert(sizeof(val) % sizeof(vecT) == 0, "Unsupported vector type"); - memcpy(vec->data() + *pos, &val, sizeof(val)); - *pos += sizeof(val) / sizeof(vecT); -} - -template <typename vecT> -static uint32_t pop_descriptor_uint32(const hidl_vec<vecT> &vec, size_t *pos) -{ - uint32_t val; - static_assert(sizeof(val) % sizeof(vecT) == 0, "Unsupported vector type"); - memcpy(&val, vec.data() + *pos, sizeof(val)); - *pos += sizeof(val) / sizeof(vecT); - return val; -} - -template <typename vecT> -static void push_descriptor_uint64(hidl_vec<vecT> *vec, size_t *pos, uint64_t val) -{ - static_assert(sizeof(val) % sizeof(vecT) == 0, "Unsupported vector type"); - memcpy(vec->data() + *pos, &val, sizeof(val)); - *pos += sizeof(val) / sizeof(vecT); -} - -template <typename vecT> -static uint64_t pop_descriptor_uint64(const hidl_vec<vecT> &vec, size_t *pos) -{ - uint64_t val; - static_assert(sizeof(val) % sizeof(vecT) == 0, "Unsupported vector type"); - memcpy(&val, vec.data() + *pos, sizeof(val)); - *pos += sizeof(val) / sizeof(vecT); - return val; -} - -static void push_descriptor_string(hidl_vec<uint8_t> *vec, size_t *pos, const std::string &str) -{ - strcpy(reinterpret_cast<char *>(vec->data() + *pos), str.c_str()); - *pos += strlen(str.c_str()) + 1; -} - -static std::string pop_descriptor_string(const hidl_vec<uint8_t> &vec, size_t *pos) -{ - std::string str(reinterpret_cast<const char *>(vec.data() + *pos)); - *pos += str.size() + 1; - return str; -} - -template <typename vecT, typename BufferDescriptorInfoT> -static const hidl_vec<vecT> grallocEncodeBufferDescriptor(const BufferDescriptorInfoT &descriptorInfo) -{ - hidl_vec<vecT> descriptor; - - static_assert(sizeof(uint32_t) % sizeof(vecT) == 0, "Unsupported vector type"); - size_t dynamic_size = 0; - constexpr size_t static_size = (DESCRIPTOR_32BIT_FIELDS * sizeof(uint32_t) / sizeof(vecT)) + - (DESCRIPTOR_64BIT_FIELDS * sizeof(uint64_t) / sizeof(vecT)); - - /* Include the name and '\0' in the descriptor. */ - dynamic_size += strlen(descriptorInfo.name.c_str()) + 1; - - size_t pos = 0; - descriptor.resize(dynamic_size + static_size); - push_descriptor_uint32(&descriptor, &pos, HIDL_MAPPER_VERSION_SCALED / 10); - push_descriptor_uint32(&descriptor, &pos, descriptorInfo.width); - push_descriptor_uint32(&descriptor, &pos, descriptorInfo.height); - push_descriptor_uint32(&descriptor, &pos, descriptorInfo.layerCount); - push_descriptor_uint32(&descriptor, &pos, static_cast<uint32_t>(descriptorInfo.format)); - push_descriptor_uint64(&descriptor, &pos, static_cast<uint64_t>(descriptorInfo.usage)); - - push_descriptor_uint64(&descriptor, &pos, descriptorInfo.reservedSize); - - assert(pos == static_size); - - push_descriptor_string(&descriptor, &pos, descriptorInfo.name); - - return descriptor; -} - -template <typename vecT> -static bool grallocDecodeBufferDescriptor(const hidl_vec<vecT> &androidDescriptor, buffer_descriptor_t &grallocDescriptor) -{ - static_assert(sizeof(uint32_t) % sizeof(vecT) == 0, "Unsupported vector type"); - size_t pos = 0; - - if (((DESCRIPTOR_32BIT_FIELDS * sizeof(uint32_t) / sizeof(vecT)) + - (DESCRIPTOR_64BIT_FIELDS * sizeof(uint64_t) / sizeof(vecT))) > androidDescriptor.size()) - { - MALI_GRALLOC_LOGE("Descriptor is too small"); - return false; - } - - if (pop_descriptor_uint32(androidDescriptor, &pos) != HIDL_MAPPER_VERSION_SCALED / 10) - { - MALI_GRALLOC_LOGE("Corrupted buffer version in descriptor = %p, pid = %d ", &androidDescriptor, getpid()); - return false; - } - - grallocDescriptor.width = pop_descriptor_uint32(androidDescriptor, &pos); - grallocDescriptor.height = pop_descriptor_uint32(androidDescriptor, &pos); - grallocDescriptor.layer_count = pop_descriptor_uint32(androidDescriptor, &pos); - grallocDescriptor.hal_format = static_cast<uint64_t>(pop_descriptor_uint32(androidDescriptor, &pos)); - grallocDescriptor.producer_usage = pop_descriptor_uint64(androidDescriptor, &pos); - grallocDescriptor.consumer_usage = grallocDescriptor.producer_usage; - grallocDescriptor.format_type = MALI_GRALLOC_FORMAT_TYPE_USAGE; - grallocDescriptor.signature = sizeof(buffer_descriptor_t); - grallocDescriptor.reserved_size = pop_descriptor_uint64(androidDescriptor, &pos); - grallocDescriptor.name = pop_descriptor_string(androidDescriptor, &pos); - - return true; -} - -} // namespace common -} // namespace mapper -} // namespace arm -#endif |