Differential D25288 Diff 73484 head/share/man/man9/crypto_session.9

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head/share/man/man9/crypto_session.9

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	.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)			.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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	.\" $FreeBSD$			.\" $FreeBSD$
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	.Dd May 25, 2020			.Dd June 22, 2020
	.Dt CRYPTO_SESSION 9			.Dt CRYPTO_SESSION 9
	.Os			.Os
	.Sh NAME			.Sh NAME
	.Nm crypto_session			.Nm crypto_session
	.Nd state used for symmetric cryptographic services			.Nd state used for symmetric cryptographic services
	.Sh SYNOPSIS			.Sh SYNOPSIS
	.In opencrypto/cryptodev.h			.In opencrypto/cryptodev.h
	.Ft struct auth_hash *			.Ft struct auth_hash *
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	.Bl -tag -width CSP_F_SEPARATE_OUTPUT			.Bl -tag -width CSP_F_SEPARATE_OUTPUT
	.It Dv CSP_F_SEPARATE_OUTPUT			.It Dv CSP_F_SEPARATE_OUTPUT
	Support requests that use separate input and output buffers.			Support requests that use separate input and output buffers.
	Sessions with this flag set permit requests with either a single buffer			Sessions with this flag set permit requests with either a single buffer
	that is modified in-place, or requests with separate input and output			that is modified in-place, or requests with separate input and output
	buffers.			buffers.
	Sessions without this flag only permit requests with a single buffer that			Sessions without this flag only permit requests with a single buffer that
	is modified in-place.			is modified in-place.
				.It Dv CSP_F_SEPARATE_AAD
				Support requests that use a separate buffer for AAD rather than providing
				AAD as a region in the input buffer.
				Sessions with this flag set permit requests with AAD passed in either in
				a region of the input buffer or in a single, virtually-contiguous buffer.
				Sessions without this flag only permit requests with AAD passed in as
				a region in the input buffer.
	.El			.El
	.It Fa csp_ivlen			.It Fa csp_ivlen
	If either the cipher or authentication algorithms require an explicit			If either the cipher or authentication algorithms require an explicit
	initialization vector (IV) or nonce,			initialization vector (IV) or nonce,
	this specifies the length in bytes.			this specifies the length in bytes.
	All requests for a session use the same IV length.			All requests for a session use the same IV length.
	.It Fa csp_cipher_alg			.It Fa csp_cipher_alg
	Encryption or compression algorithm.			Encryption or compression algorithm.
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