# QairtBuffer Note Some methods in this module are not yet implemented in the current release and will raise an exception if called. See the C API for full functionality. **Include:** `#include "QairtCppApi/QairtBuffer.hpp"` C++ buffer types for passing data to and from the QAIRT API. - namespace qairt - Functions - template<typename ...Ts> std::shared\_ptr<[VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE)<[Ts](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt10makeBufferENSt10shared_ptrI12VectorBufferIDp2TsEEENSt6vectorIDp2TsEE)...>> makeBuffer(std::vector<[Ts](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt10makeBufferENSt10shared_ptrI12VectorBufferIDp2TsEEENSt6vectorIDp2TsEE)...> vec) - - template<typename T> std::shared\_ptr<[VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE)<[T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10makeBufferENSt10shared_ptrI12VectorBufferI1TEEENSt6vectorI1TEE)>> makeBuffer(std::vector<[T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10makeBufferENSt10shared_ptrI12VectorBufferI1TEEENSt6vectorI1TEE)> vec) - - class Buffer - *#include <QairtBuffer.hpp>* Abstract base class representing a contiguous block of byte data. Use one of the concrete subclasses — [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#structqairt_1_1VectorBuffer), [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1RawBuffer), or [OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1OwnedBuffer) — to hold tensor data when calling QAIRT APIs. A typed view of the underlying bytes can be obtained via [view<T>()](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1Buffer_1afee4f828f57b8f55aa0359ef8b2ed6d7). Subclassed by [qairt::OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1OwnedBuffer), [qairt::RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1RawBuffer), [qairt::VectorBuffer< T\_VectorParams >](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#structqairt_1_1VectorBuffer) Public Functions - virtual ~Buffer() = default - - virtual void \*getData() = 0 - Get a pointer to the start of the buffer’s byte data. - Returns - Pointer to the first byte, or nullptr if the buffer is empty. - virtual const void \*getData() const = 0 - Get a pointer to the start of the buffer’s byte data. - Returns - Const pointer to the first byte, or nullptr if the buffer is empty. - virtual uint64\_t getDataSize() const = 0 - Get the total number of bytes in this buffer. - Returns - Byte count. - template<typename T> inline [BufferView](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10BufferViewE)<[T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt6Buffer4viewE10BufferViewI1TEv)> view() - Get a typed view over the buffer’s contents. - Template Parameters - **T** – Element type for the view. Must not be a reference, pointer, const, or volatile type. - Throws - std::runtime\_error – if the byte size is not a multiple of sizeof(T). - Returns - A BufferView<T> spanning the entire buffer. Protected Functions - Buffer() = default - - Buffer(const [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6Buffer6BufferERK6Buffer)&) = default - - Buffer([Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6Buffer6BufferERR6Buffer)&&) noexcept = default - - [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE) &operator=(const [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE)&) = default - - [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE) &operator=([Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE)&&) noexcept = default - - template<typename T> class BufferView - *#include <QairtBuffer.hpp>* Non-owning typed view over a contiguous range of elements. - Template Parameters - **T** – Element type. Must not be a reference, pointer, const, or volatile type. Public Types - using value\_type = [T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10BufferViewE) - - using size\_type = std::size\_t - - using difference\_type = std::ptrdiff\_t - - using reference = [value\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView10value_typeE)& - - using const\_reference = const [value\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView10value_typeE)& - - using pointer = [value\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView10value_typeE)\* - - using const\_pointer = const [value\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView10value_typeE)\* - - using iterator = [pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView7pointerE) - - using const\_iterator = [const\_pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView13const_pointerE) - - using reverse\_iterator = std::reverse\_iterator<[iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView8iteratorE)> - - using const\_reverse\_iterator = std::reverse\_iterator<[const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView14const_iteratorE)> - Public Functions - constexpr BufferView() noexcept = default - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9referenceE) at([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9size_typeE) pos) - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView15const_referenceE) at([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9size_typeE) pos) const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9referenceE) operator[]([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9size_typeE) pos) - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView15const_referenceE) operator[]([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9size_typeE) pos) const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9referenceE) front() - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView15const_referenceE) front() const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9referenceE) back() - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView15const_referenceE) back() const - - inline [T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10BufferViewE) \*data() - - inline const [T](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt10BufferViewE) \*data() const - - inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView8iteratorE) begin() - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView14const_iteratorE) begin() const - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView14const_iteratorE) cbegin() const noexcept - - inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView8iteratorE) end() - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView14const_iteratorE) end() const - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView14const_iteratorE) cend() const noexcept - - inline [reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView16reverse_iteratorE) rbegin() - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView22const_reverse_iteratorE) rbegin() const - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView22const_reverse_iteratorE) rcbegin() const noexcept - - inline [reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView16reverse_iteratorE) rend() - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView22const_reverse_iteratorE) rend() const - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView22const_reverse_iteratorE) rcend() const noexcept - - inline [size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView9size_typeE) size() const - - inline bool empty() const - Private Functions - inline constexpr BufferView([pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView7pointerE) data, size\_t size) noexcept - Private Members - [pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt10BufferView7pointerE) m\_data = {} - Non-owning pointer to the first element of the viewed memory range. - size\_t m\_size = {} - Number of elements of type T in the viewed range. Friends - *friend class* Buffer - class OwnedBuffer : public [qairt](https://docs.qualcomm.com/doc/80-63442-10/topic/cpp-api_QairtLog.html#_CPPv45qairt)::[Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE) - *#include <QairtBuffer.hpp>* [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1Buffer) that owns heap memory and releases it via a caller-supplied deleter. Public Functions - OwnedBuffer() = default - - OwnedBuffer(const [OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBuffer11OwnedBufferERK11OwnedBuffer)&) = delete - - [OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBufferE) &operator=(const [OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBufferE)&) = delete - - OwnedBuffer([OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBuffer11OwnedBufferERR11OwnedBuffer)&&) noexcept = default - - [OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBufferE) &operator=([OwnedBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt11OwnedBufferE)&&) noexcept = default - - inline OwnedBuffer(void \*data, std::function<void(void\*)> freer, uint64\_t dataSize) - - template<typename T\_Type, typename T\_Deleter> inline OwnedBuffer(std::unique\_ptr<[T\_Type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I00EN5qairt11OwnedBuffer11OwnedBufferENSt10unique_ptrI6T_Type9T_DeleterEE8uint64_t), [T\_Deleter](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I00EN5qairt11OwnedBuffer11OwnedBufferENSt10unique_ptrI6T_Type9T_DeleterEE8uint64_t)> ptr, uint64\_t dataSize) - - inline virtual void \*getData() override - Get a pointer to the start of the buffer’s byte data. - Returns - Pointer to the first byte, or nullptr if the buffer is empty. - inline virtual const void \*getData() const override - Get a pointer to the start of the buffer’s byte data. - Returns - Const pointer to the first byte, or nullptr if the buffer is empty. - inline virtual uint64\_t getDataSize() const override - Get the total number of bytes in this buffer. - Returns - Byte count. - inline void setData(void \*data, std::function<void(void\*)> freer) noexcept - - inline void setDataSize(uint64\_t dataSize) noexcept - - inline [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBufferE) asNonOwningBuffer() - Private Members - std::unique\_ptr< void, std::function< void(void \*)> m\_data ) - Owning pointer to the buffer data; the stored deleter frees it on destruction. - uint64\_t m\_dataSize - Number of valid bytes beginning at the address held by m\_data. - class RawBuffer : public [qairt](https://docs.qualcomm.com/doc/80-63442-10/topic/cpp-api_QairtLog.html#_CPPv45qairt)::[Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE) - *#include <QairtBuffer.hpp>* Non-owning [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1Buffer) wrapper around a raw pointer and byte size. Public Functions - RawBuffer() = default - - RawBuffer(const [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBuffer9RawBufferERK9RawBuffer)&) = default - - [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBufferE) &operator=(const [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBufferE)&) = default - - RawBuffer([RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBuffer9RawBufferERR9RawBuffer)&&) noexcept = default - - [RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBufferE) &operator=([RawBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt9RawBufferE)&&) noexcept = default - - inline RawBuffer(void \*data, uint64\_t dataSize) - - inline virtual void \*getData() override - Get a pointer to the start of the buffer’s byte data. - Returns - Pointer to the first byte, or nullptr if the buffer is empty. - inline virtual const void \*getData() const override - Get a pointer to the start of the buffer’s byte data. - Returns - Const pointer to the first byte, or nullptr if the buffer is empty. - inline virtual uint64\_t getDataSize() const override - Get the total number of bytes in this buffer. - Returns - Byte count. - inline void setData(void \*data) noexcept - - inline void setDataSize(uint64\_t dataSize) noexcept - Private Members - void \*m\_data = {} - Non-owning pointer to the buffer data. - uint64\_t m\_dataSize = {} - Number of valid bytes beginning at m\_data. - template<typename ...T\_VectorParams> struct VectorBuffer : public [qairt](https://docs.qualcomm.com/doc/80-63442-10/topic/cpp-api_QairtLog.html#_CPPv45qairt)::[Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt6BufferE) - *#include <QairtBuffer.hpp>* [Buffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#classqairt_1_1Buffer) adapter that owns data as a std::vector. - Template Parameters - **T\_VectorParams** – Template parameters forwarded to std::vector. Public Types - using vector\_type = std::vector<[T\_VectorParams](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE)...> - - using value\_type = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::value\_type - - using allocator\_type = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::allocator\_type - - using size\_type = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::size\_type - - using difference\_type = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::difference\_type - - using reference = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::reference - - using const\_reference = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::const\_reference - - using pointer = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::pointer - - using const\_pointer = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::const\_pointer - - using iterator = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::iterator - - using const\_iterator = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::const\_iterator - - using reverse\_iterator = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::reverse\_iterator - - using const\_reverse\_iterator = typename [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE)::const\_reverse\_iterator - Public Functions - VectorBuffer() = default - - VectorBuffer(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer12VectorBufferERK12VectorBuffer)&) = delete - - [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &operator=(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE)&) = delete - - VectorBuffer([VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer12VectorBufferERR12VectorBuffer)&&) noexcept = default - - [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &operator=([VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE)&&) noexcept = default - - inline explicit VectorBuffer([vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) &&vector) - - inline explicit VectorBuffer(const [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) &vector) - - inline virtual void \*getData() override - Get a pointer to the start of the buffer’s byte data. - Returns - Pointer to the first byte, or nullptr if the vector is empty. - inline virtual const void \*getData() const override - Get a pointer to the start of the buffer’s byte data. - Returns - Const pointer to the first byte, or nullptr if the vector is empty. - inline virtual uint64\_t getDataSize() const override - Get the total number of bytes in this buffer. - Throws - std::runtime\_error – if the resulting byte count would overflow uint64\_t. - Returns - Byte count: number of elements multiplied by sizeof(value\_type). - inline [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &operator=(const [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) &other) - - inline [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &operator=([vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) &&other) noexcept - - template<typename ...T\_Args> inline void assign([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer6assignEvDpRR6T_Args)&&... args) - - inline [allocator\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer14allocator_typeE) get\_allocator() const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9referenceE) at([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) pos) - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer15const_referenceE) at([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) pos) const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9referenceE) operator[]([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) pos) - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer15const_referenceE) operator[]([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) pos) const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9referenceE) front() - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer15const_referenceE) front() const - - inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9referenceE) back() - - inline [const\_reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer15const_referenceE) back() const - - inline [pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer7pointerE) data() noexcept - - inline [const\_pointer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer13const_pointerE) data() const noexcept - - inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer8iteratorE) begin() noexcept - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer14const_iteratorE) begin() const noexcept - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer14const_iteratorE) cbegin() const noexcept - - inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer8iteratorE) end() noexcept - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer14const_iteratorE) end() const noexcept - - inline [const\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer14const_iteratorE) cend() const noexcept - - inline [reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer16reverse_iteratorE) rbegin() noexcept - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer22const_reverse_iteratorE) rbegin() const noexcept - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer22const_reverse_iteratorE) crbegin() const noexcept - - inline [reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer16reverse_iteratorE) rend() noexcept - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer22const_reverse_iteratorE) rend() const noexcept - - inline [const\_reverse\_iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer22const_reverse_iteratorE) crend() const noexcept - - inline bool empty() const noexcept - - inline [size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) size() const noexcept - - inline [size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) max\_size() const noexcept - - inline void reserve([size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) newCap) - - inline [size\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9size_typeE) capacity() const noexcept - - inline void shrink\_to\_fit() - - inline void clear() - - template<typename ...T\_Args> inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer8iteratorE) insert([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer6insertE8iteratorDpRR6T_Args)&&... args) - - template<typename ...T\_Args> inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer8iteratorE) emplace([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer7emplaceE8iteratorDpRR6T_Args)&&... args) - - template<typename ...T\_Args> inline [iterator](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer8iteratorE) erase([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer5eraseE8iteratorDpRR6T_Args)&&... args) - - template<typename T\_Arg> inline void push\_back([T\_Arg](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4I0EN5qairt12VectorBuffer9push_backEvRR5T_Arg) &&arg) - - template<typename ...T\_Args> inline [reference](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer9referenceE) emplace\_back([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer12emplace_backE9referenceDpRR6T_Args)&&... args) - - inline void pop\_back() - - template<typename ...T\_Args> inline void resize([T\_Args](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBuffer6resizeEvDpRR6T_Args)&&... args) - - inline void swap([VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &other) noexcept - - inline void swap([vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) &otherVector) noexcept - Private Members - [vector\_type](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4N5qairt12VectorBuffer11vector_typeE) m\_vector - Underlying vector that owns the buffer’s data. Friends - inline friend bool operator==(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - - inline friend bool operator!=(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - - inline friend bool operator<(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - - inline friend bool operator<=(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - - inline friend bool operator>(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - - inline friend bool operator>=(const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &lhs, const [VectorBuffer](https://docs.qualcomm.com/doc/80-63442-10/topic/QairtBuffer.html#_CPPv4IDpEN5qairt12VectorBufferE) &rhs) - Last Published: Jun 04, 2026 [Previous Topic QairtDevice](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/cpp-api_QairtDevice.md) [Next Topic QairtMem](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/cpp-api_QairtMem.md)