se050::t1 Namespace Reference

T=1 constants and small helpers for SE050 on I²C. More...

Functions
constexpr bool	IsIBlock (std::uint8_t pcb) noexcept
constexpr bool	IsRBlock (std::uint8_t pcb) noexcept
constexpr bool	IsSBlock (std::uint8_t pcb) noexcept
constexpr bool	IBlockMore (std::uint8_t pcb) noexcept
constexpr std::uint8_t	IBlockPcb (std::uint8_t ns_bit, bool more) noexcept
constexpr std::uint8_t	RBlockAckPcb (std::uint8_t nr_bit) noexcept
constexpr std::uint8_t	IBlockSeqFromPcb (std::uint8_t pcb) noexcept
constexpr std::uint8_t	RBlockNrFromPcb (std::uint8_t pcb) noexcept
	N(R) of an R-block: the sequence number of the I-block its sender expects next.
constexpr std::uint8_t	RBlockNackPcb (std::uint8_t nr_bit, std::uint8_t err) noexcept
	R-block asking for the block with sequence number nr again, with error code err.

Variables
constexpr std::uint8_t	kNadHostToSe = 0x5AU
	NAD value used by the host for command blocks.
constexpr std::uint8_t	kNadSeToHost = 0xA5U
	NAD value returned by the SE in response blocks.
constexpr std::size_t	kMaxInformationField = 254U
	Maximum information field size per block (ISO 7816-3 typical upper bound).
constexpr std::size_t	kMaxRawBlockBytes = 3U + kMaxInformationField + 2U
	Raw block buffer high water: prologue + INF + EDC.
constexpr std::uint8_t	kPcbSWarmReset = 0xC6U
	S-block PCB used by NXP stacks for a 7816-style warm reset request (LEN = 0 INF).
constexpr std::uint8_t	kPcbSGetAtr = 0xC7U
	S-block PCB used by NXP stacks for GET ATR / card profile read (LEN = 0 INF).
constexpr std::uint8_t	kPcbSResyncReq = 0xC0U
	S-block request/response pair for resynchronization.
constexpr std::uint8_t	kPcbSResyncResp = 0xE0U
constexpr std::uint8_t	kPcbSWtxReq = 0xC3U
	S-block request/response pair for waiting-time extension.
constexpr std::uint8_t	kPcbSWtxResp = 0xE3U
constexpr std::uint8_t	kRBlockErrEdc = 0x01U
	R-block error code: EDC error (ISO/IEC 7816-3 11.4.3).
constexpr std::uint8_t	kRBlockErrOther = 0x02U
	R-block error code: other error (ISO/IEC 7816-3 11.4.3).
constexpr std::uint8_t	kDefaultMaxRetransmissions = 3U
	Default number of times one block is sent again before an exchange fails.

Detailed Description

T=1 constants and small helpers for SE050 on I²C.

Function Documentation

IBlockMore()

constexpr bool se050::t1::IBlockMore ( std::uint8_t  pcb )

inlineconstexprnoexcept

IBlockPcb()

constexpr std::uint8_t se050::t1::IBlockPcb ( std::uint8_t  ns_bit, bool  more  )

inlineconstexprnoexcept

IBlockSeqFromPcb()

constexpr std::uint8_t se050::t1::IBlockSeqFromPcb ( std::uint8_t  pcb )

inlineconstexprnoexcept

IsIBlock()

constexpr bool se050::t1::IsIBlock ( std::uint8_t  pcb )

inlineconstexprnoexcept

IsRBlock()

constexpr bool se050::t1::IsRBlock ( std::uint8_t  pcb )

inlineconstexprnoexcept

IsSBlock()

constexpr bool se050::t1::IsSBlock ( std::uint8_t  pcb )

inlineconstexprnoexcept

RBlockAckPcb()

constexpr std::uint8_t se050::t1::RBlockAckPcb ( std::uint8_t  nr_bit )

inlineconstexprnoexcept

RBlockNackPcb()

constexpr std::uint8_t se050::t1::RBlockNackPcb ( std::uint8_t  nr_bit, std::uint8_t  err  )

inlineconstexprnoexcept

R-block asking for the block with sequence number nr again, with error code err.

RBlockNrFromPcb()

constexpr std::uint8_t se050::t1::RBlockNrFromPcb ( std::uint8_t  pcb )

inlineconstexprnoexcept

N(R) of an R-block: the sequence number of the I-block its sender expects next.

Variable Documentation

kDefaultMaxRetransmissions

constexpr std::uint8_t se050::t1::kDefaultMaxRetransmissions = 3U

inlineconstexpr

Default number of times one block is sent again before an exchange fails.

kMaxInformationField

constexpr std::size_t se050::t1::kMaxInformationField = 254U

inlineconstexpr

Maximum information field size per block (ISO 7816-3 typical upper bound).

kMaxRawBlockBytes

constexpr std::size_t se050::t1::kMaxRawBlockBytes = 3U + kMaxInformationField + 2U

inlineconstexpr

Raw block buffer high water: prologue + INF + EDC.

kNadHostToSe

constexpr std::uint8_t se050::t1::kNadHostToSe = 0x5AU

inlineconstexpr

NAD value used by the host for command blocks.

kNadSeToHost

constexpr std::uint8_t se050::t1::kNadSeToHost = 0xA5U

inlineconstexpr

NAD value returned by the SE in response blocks.

kPcbSGetAtr

constexpr std::uint8_t se050::t1::kPcbSGetAtr = 0xC7U

inlineconstexpr

S-block PCB used by NXP stacks for GET ATR / card profile read (LEN = 0 INF).

kPcbSResyncReq

constexpr std::uint8_t se050::t1::kPcbSResyncReq = 0xC0U

inlineconstexpr

S-block request/response pair for resynchronization.

kPcbSResyncResp

constexpr std::uint8_t se050::t1::kPcbSResyncResp = 0xE0U

inlineconstexpr

kPcbSWarmReset

constexpr std::uint8_t se050::t1::kPcbSWarmReset = 0xC6U

inlineconstexpr

S-block PCB used by NXP stacks for a 7816-style warm reset request (LEN = 0 INF).

kPcbSWtxReq

constexpr std::uint8_t se050::t1::kPcbSWtxReq = 0xC3U

inlineconstexpr

S-block request/response pair for waiting-time extension.

kPcbSWtxResp

constexpr std::uint8_t se050::t1::kPcbSWtxResp = 0xE3U

inlineconstexpr

kRBlockErrEdc

constexpr std::uint8_t se050::t1::kRBlockErrEdc = 0x01U

inlineconstexpr

R-block error code: EDC error (ISO/IEC 7816-3 11.4.3).

kRBlockErrOther

constexpr std::uint8_t se050::t1::kRBlockErrOther = 0x02U

inlineconstexpr

R-block error code: other error (ISO/IEC 7816-3 11.4.3).