diff options
Diffstat (limited to 'runtimes/nn/depend/libhidl/base/HidlSupport.cpp')
-rw-r--r-- | runtimes/nn/depend/libhidl/base/HidlSupport.cpp | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/runtimes/nn/depend/libhidl/base/HidlSupport.cpp b/runtimes/nn/depend/libhidl/base/HidlSupport.cpp deleted file mode 100644 index 7481c74cc..000000000 --- a/runtimes/nn/depend/libhidl/base/HidlSupport.cpp +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Copyright (C) 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. - */ -#define LOG_TAG "HidlSupport" - -#include <hidl/HidlSupport.h> -#include "Logging.h" - -#include <unordered_map> - -#if 0 // REF-ANN -#include <android-base/parseint.h> -#endif - -namespace android { -namespace hardware { - -#if 0 // REF-ANN -namespace details { -bool debuggable() { -#ifdef LIBHIDL_TARGET_DEBUGGABLE - return true; -#else - return false; -#endif -} -} // namespace details - -hidl_handle::hidl_handle() { - mHandle = nullptr; - mOwnsHandle = false; -} - -hidl_handle::~hidl_handle() { - freeHandle(); -} - -hidl_handle::hidl_handle(const native_handle_t *handle) { - mHandle = handle; - mOwnsHandle = false; -} - -// copy constructor. -hidl_handle::hidl_handle(const hidl_handle &other) { - mOwnsHandle = false; - *this = other; -} - -// move constructor. -hidl_handle::hidl_handle(hidl_handle &&other) noexcept { - mOwnsHandle = false; - *this = std::move(other); -} - -// assignment operators -hidl_handle &hidl_handle::operator=(const hidl_handle &other) { - if (this == &other) { - return *this; - } - freeHandle(); - if (other.mHandle != nullptr) { - mHandle = native_handle_clone(other.mHandle); - if (mHandle == nullptr) { - PLOG(FATAL) << "Failed to clone native_handle in hidl_handle"; - } - mOwnsHandle = true; - } else { - mHandle = nullptr; - mOwnsHandle = false; - } - return *this; -} - -hidl_handle &hidl_handle::operator=(const native_handle_t *native_handle) { - freeHandle(); - mHandle = native_handle; - mOwnsHandle = false; - return *this; -} - -hidl_handle &hidl_handle::operator=(hidl_handle &&other) noexcept { - if (this != &other) { - freeHandle(); - mHandle = other.mHandle; - mOwnsHandle = other.mOwnsHandle; - other.mHandle = nullptr; - other.mOwnsHandle = false; - } - return *this; -} - -void hidl_handle::setTo(native_handle_t* handle, bool shouldOwn) { - freeHandle(); - mHandle = handle; - mOwnsHandle = shouldOwn; -} - -const native_handle_t* hidl_handle::operator->() const { - return mHandle; -} - -// implicit conversion to const native_handle_t* -hidl_handle::operator const native_handle_t *() const { - return mHandle; -} - -// explicit conversion -const native_handle_t *hidl_handle::getNativeHandle() const { - return mHandle; -} - -void hidl_handle::freeHandle() { - if (mOwnsHandle && mHandle != nullptr) { - // This can only be true if: - // 1. Somebody called setTo() with shouldOwn=true, so we know the handle - // wasn't const to begin with. - // 2. Copy/assignment from another hidl_handle, in which case we have - // cloned the handle. - // 3. Move constructor from another hidl_handle, in which case the original - // hidl_handle must have been non-const as well. - native_handle_t *handle = const_cast<native_handle_t*>( - static_cast<const native_handle_t*>(mHandle)); - native_handle_close(handle); - native_handle_delete(handle); - mHandle = nullptr; - } -} -#endif - -static const char *const kEmptyString = ""; - -hidl_string::hidl_string() - : mBuffer(kEmptyString), - mSize(0), - mOwnsBuffer(false) { -} - -hidl_string::~hidl_string() { - clear(); -} - -hidl_string::hidl_string(const char *s) : hidl_string() { - if (s == nullptr) { - return; - } - - copyFrom(s, strlen(s)); -} - -hidl_string::hidl_string(const char *s, size_t length) : hidl_string() { - copyFrom(s, length); -} - -hidl_string::hidl_string(const hidl_string &other): hidl_string() { - copyFrom(other.c_str(), other.size()); -} - -hidl_string::hidl_string(const std::string &s) : hidl_string() { - copyFrom(s.c_str(), s.size()); -} - -hidl_string::hidl_string(hidl_string &&other) noexcept : hidl_string() { - moveFrom(std::forward<hidl_string>(other)); -} - -hidl_string &hidl_string::operator=(hidl_string &&other) noexcept { - if (this != &other) { - clear(); - moveFrom(std::forward<hidl_string>(other)); - } - return *this; -} - -hidl_string &hidl_string::operator=(const hidl_string &other) { - if (this != &other) { - clear(); - copyFrom(other.c_str(), other.size()); - } - - return *this; -} - -hidl_string &hidl_string::operator=(const char *s) { - clear(); - - if (s == nullptr) { - return *this; - } - - copyFrom(s, strlen(s)); - return *this; -} - -hidl_string &hidl_string::operator=(const std::string &s) { - clear(); - copyFrom(s.c_str(), s.size()); - return *this; -} - -hidl_string::operator std::string() const { - return std::string(mBuffer, mSize); -} - -std::ostream& operator<<(std::ostream& os, const hidl_string& str) { - os << str.c_str(); - return os; -} - -void hidl_string::copyFrom(const char *data, size_t size) { - // assume my resources are freed. - - if (size > UINT32_MAX) { - LOG(FATAL) << "string size can't exceed 2^32 bytes: " << size; - } - char *buf = (char *)malloc(size + 1); - memcpy(buf, data, size); - buf[size] = '\0'; - mBuffer = buf; - - mSize = static_cast<uint32_t>(size); - mOwnsBuffer = true; -} - -void hidl_string::moveFrom(hidl_string &&other) { - // assume my resources are freed. - - mBuffer = std::move(other.mBuffer); - mSize = other.mSize; - mOwnsBuffer = other.mOwnsBuffer; - - other.mOwnsBuffer = false; - other.clear(); -} - -void hidl_string::clear() { - if (mOwnsBuffer && (mBuffer != kEmptyString)) { - free(const_cast<char *>(static_cast<const char *>(mBuffer))); - } - - mBuffer = kEmptyString; - mSize = 0; - mOwnsBuffer = false; -} - -void hidl_string::setToExternal(const char *data, size_t size) { - if (size > UINT32_MAX) { - LOG(FATAL) << "string size can't exceed 2^32 bytes: " << size; - } - clear(); - - mBuffer = data; - mSize = static_cast<uint32_t>(size); - mOwnsBuffer = false; -} - -const char *hidl_string::c_str() const { - return mBuffer; -} - -size_t hidl_string::size() const { - return mSize; -} - -bool hidl_string::empty() const { - return mSize == 0; -} - -} // namespace hardware -} // namespace android - - |