aes_gcm.c File Reference

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Data Structures
struct	aes_gcm_key_data_t

Macros
#define	foreach_aesni_gcm_handler_type   _(128) _(192) _(256)

Functions
static_always_inline __m128i	aesni_gcm_bswap (__m128i x)
static_always_inline __m128i	aesni_gcm_byte_mask (__m128i x, u8 n_bytes)
static_always_inline __m128i	aesni_gcm_load_partial (__m128i *p, int n_bytes)
static_always_inline void	aesni_gcm_store_partial (void *p, __m128i r, int n_bytes)
static_always_inline void	aesni_gcm_load (__m128i *d, __m128i *inv, int n, int n_bytes)
static_always_inline void	aesni_gcm_store (__m128i *d, __m128i *outv, int n, int n_bytes)
static_always_inline void	aesni_gcm_enc_first_round (__m128i *r, __m128i *Y, u32 *ctr, __m128i k, int n_blocks)
static_always_inline void	aesni_gcm_enc_round (__m128i *r, __m128i k, int n_blocks)
static_always_inline void	aesni_gcm_enc_last_round (__m128i *r, __m128i *d, const __m128i *k, int rounds, int n_blocks)
static_always_inline __m128i	aesni_gcm_ghash_blocks (__m128i T, aes_gcm_key_data_t *kd, const __m128i *in, int n_blocks)
static_always_inline __m128i	aesni_gcm_ghash (__m128i T, aes_gcm_key_data_t *kd, const __m128i *in, u32 n_left)
static_always_inline __m128i	aesni_gcm_calc (__m128i T, aes_gcm_key_data_t *kd, __m128i *d, __m128i *Y, u32 *ctr, __m128i *inv, __m128i *outv, int rounds, int n, int last_block_bytes, int with_ghash, int is_encrypt)
static_always_inline __m128i	aesni_gcm_calc_double (__m128i T, aes_gcm_key_data_t *kd, __m128i *d, __m128i *Y, u32 *ctr, __m128i *inv, __m128i *outv, int rounds, int is_encrypt)
static_always_inline __m128i	aesni_gcm_ghash_last (__m128i T, aes_gcm_key_data_t *kd, __m128i *d, int n_blocks, int n_bytes)
static_always_inline __m128i	aesni_gcm_enc (__m128i T, aes_gcm_key_data_t *kd, __m128i Y, const u8 *in, const u8 *out, u32 n_left, int rounds)
static_always_inline __m128i	aesni_gcm_dec (__m128i T, aes_gcm_key_data_t *kd, __m128i Y, const u8 *in, const u8 *out, u32 n_left, int rounds)
static_always_inline int	aes_gcm (const u8 *in, u8 *out, const u8 *addt, const u8 *iv, u8 *tag, u32 data_bytes, u32 aad_bytes, u8 tag_len, aes_gcm_key_data_t *kd, int aes_rounds, int is_encrypt)
static_always_inline u32	aesni_ops_enc_aes_gcm (vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops, aesni_key_size_t ks)
static_always_inline u32	aesni_ops_dec_aes_gcm (vlib_main_t *vm, vnet_crypto_op_t *ops[], u32 n_ops, aesni_key_size_t ks)
static_always_inline void *	aesni_gcm_key_exp (vnet_crypto_key_t *key, aesni_key_size_t ks)
clib_error_t *	crypto_ia32_aesni_gcm_init_sse42 (vlib_main_t *vm)

Variables
static const __m128i	last_byte_one = { 0, 1ULL << 56 }
static const __m128i	zero = { 0, 0 }
static const u8x16	bswap_mask
static const u8x16	byte_mask_scale
	foreach_aesni_gcm_handler_type

Macro Definition Documentation

foreach_aesni_gcm_handler_type

#define foreach_aesni_gcm_handler_type   _(128) _(192) _(256)

Definition at line 731 of file aes_gcm.c.

Function Documentation

aes_gcm()

static_always_inline int aes_gcm	(	const u8 *	in,
		u8 *	out,
		const u8 *	addt,
		const u8 *	iv,
		u8 *	tag,
		u32	data_bytes,
		u32	aad_bytes,
		u8	tag_len,
		aes_gcm_key_data_t *	kd,
		int	aes_rounds,
		int	is_encrypt
	)

Definition at line 573 of file aes_gcm.c.

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aesni_gcm_bswap()

static_always_inline __m128i aesni_gcm_bswap

(

__m128i

x

)

Definition at line 50 of file aes_gcm.c.

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aesni_gcm_byte_mask()

static_always_inline __m128i aesni_gcm_byte_mask	(	__m128i	x,
		u8	n_bytes
	)

Definition at line 56 of file aes_gcm.c.

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aesni_gcm_calc()

static_always_inline __m128i aesni_gcm_calc	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		__m128i *	d,
		__m128i *	Y,
		u32 *	ctr,
		__m128i *	inv,
		__m128i *	outv,
		int	rounds,
		int	n,
		int	last_block_bytes,
		int	with_ghash,
		int	is_encrypt
	)

Definition at line 205 of file aes_gcm.c.

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aesni_gcm_calc_double()

static_always_inline __m128i aesni_gcm_calc_double	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		__m128i *	d,
		__m128i *	Y,
		u32 *	ctr,
		__m128i *	inv,
		__m128i *	outv,
		int	rounds,
		int	is_encrypt
	)

Definition at line 283 of file aes_gcm.c.

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aesni_gcm_dec()

static_always_inline __m128i aesni_gcm_dec	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		__m128i	Y,
		const u8 *	in,
		const u8 *	out,
		u32	n_left,
		int	rounds
	)

Definition at line 522 of file aes_gcm.c.

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aesni_gcm_enc()

static_always_inline __m128i aesni_gcm_enc	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		__m128i	Y,
		const u8 *	in,
		const u8 *	out,
		u32	n_left,
		int	rounds
	)

Definition at line 416 of file aes_gcm.c.

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aesni_gcm_enc_first_round()

static_always_inline void aesni_gcm_enc_first_round	(	__m128i *	r,
		__m128i *	Y,
		u32 *	ctr,
		__m128i	k,
		int	n_blocks
	)

Definition at line 105 of file aes_gcm.c.

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aesni_gcm_enc_last_round()

static_always_inline void aesni_gcm_enc_last_round	(	__m128i *	r,
		__m128i *	d,
		const __m128i *	k,
		int	rounds,
		int	n_blocks
	)

Definition at line 137 of file aes_gcm.c.

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aesni_gcm_enc_round()

static_always_inline void aesni_gcm_enc_round	(	__m128i *	r,
		__m128i	k,
		int	n_blocks
	)

Definition at line 130 of file aes_gcm.c.

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aesni_gcm_ghash()

static_always_inline __m128i aesni_gcm_ghash	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		const __m128i *	in,
		u32	n_left
	)

Definition at line 164 of file aes_gcm.c.

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aesni_gcm_ghash_blocks()

static_always_inline __m128i aesni_gcm_ghash_blocks	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		const __m128i *	in,
		int	n_blocks
	)

Definition at line 150 of file aes_gcm.c.

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aesni_gcm_ghash_last()

static_always_inline __m128i aesni_gcm_ghash_last	(	__m128i	T,
		aes_gcm_key_data_t *	kd,
		__m128i *	d,
		int	n_blocks,
		int	n_bytes
	)

Definition at line 394 of file aes_gcm.c.

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aesni_gcm_key_exp()

static_always_inline void* aesni_gcm_key_exp	(	vnet_crypto_key_t *	key,
		aesni_key_size_t	ks
	)

Definition at line 710 of file aes_gcm.c.

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aesni_gcm_load()

static_always_inline void aesni_gcm_load	(	__m128i *	d,
		__m128i *	inv,
		int	n,
		int	n_bytes
	)

Definition at line 85 of file aes_gcm.c.

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aesni_gcm_load_partial()

static_always_inline __m128i aesni_gcm_load_partial	(	__m128i *	p,
		int	n_bytes
	)

Definition at line 64 of file aes_gcm.c.

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aesni_gcm_store()

static_always_inline void aesni_gcm_store	(	__m128i *	d,
		__m128i *	outv,
		int	n,
		int	n_bytes
	)

Definition at line 94 of file aes_gcm.c.

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aesni_gcm_store_partial()

static_always_inline void aesni_gcm_store_partial	(	void *	p,
		__m128i	r,
		int	n_bytes
	)

Definition at line 74 of file aes_gcm.c.

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aesni_ops_dec_aes_gcm()

static_always_inline u32 aesni_ops_dec_aes_gcm	(	vlib_main_t *	vm,
		vnet_crypto_op_t *	ops[],
		u32	n_ops,
		aesni_key_size_t	ks
	)

Definition at line 675 of file aes_gcm.c.

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aesni_ops_enc_aes_gcm()

static_always_inline u32 aesni_ops_enc_aes_gcm	(	vlib_main_t *	vm,
		vnet_crypto_op_t *	ops[],
		u32	n_ops,
		aesni_key_size_t	ks
	)

Definition at line 650 of file aes_gcm.c.

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crypto_ia32_aesni_gcm_init_sse42()

clib_error_t* crypto_ia32_aesni_gcm_init_sse42

(

vlib_main_t *

vm

)

Definition at line 752 of file aes_gcm.c.

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Variable Documentation

bswap_mask

const u8x16 bswap_mask

static

Initial value:

= {
  15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
}

Definition at line 41 of file aes_gcm.c.

byte_mask_scale

const u8x16 byte_mask_scale

static

Initial value:

= {
  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
}

Definition at line 45 of file aes_gcm.c.

foreach_aesni_gcm_handler_type

foreach_aesni_gcm_handler_type

Definition at line 743 of file aes_gcm.c.

last_byte_one

const __m128i last_byte_one = { 0, 1ULL << 56 }

static

Definition at line 38 of file aes_gcm.c.

zero

const __m128i zero = { 0, 0 }

static

Definition at line 39 of file aes_gcm.c.