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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
| commit | f4cdf7ca9a1fdcca413157df19753f388a5a224e (patch) | |
| tree | 60a31895b2446cd7fa27514e8c2843534a0de0da /crypto/aegis.h | |
| download | linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip | |
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab:
- v4l2-core: added ISP statistics support and per-block validation
- v4l2-core: Allow unknown HDR10 white point and luminance
- New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor
- New codec: Milos: VPU v2.0 codec support
- isp driver: gained support for Dreamchip RPPX1 ISP framework
- vsp1 driver: gained support for RZ/T2H and RZ/N2H
- Novalake driver: gained CVS support for new NVL hardware
- dvb-core: fix feed leak on failed DMX_ADD_PID
- several driver fixes, cleanups and minor improvements
* tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits)
media: ipu-bridge: check all DMI entries when overriding sensor rotation
media: v4l2-async: avoid deleting unlinked ASC entry on link error
media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement
media: intel/ipu6: fix async notifier cleanup leak on parse error
media: staging/ipu7: fix async notifier UAF on probe error path
media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path
media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem()
media: rcar-isp: Fix VSPX reference leaks
media: rcar-isp: Release ISPCORE resources
media: i2c: imx415: Release runtime PM reference on VBLANK error
media: i2c: imx415: Return test pattern write errors
media: renesas: vsp1: Declare index variables in for loop statement
media: renesas: vsp1: Make reset control optional to support platforms without a reset line
media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs
media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs
media: nxp: imx8-isi: Add additional 32-bit RGB format support
media: nxp: imx8-isi: Add 16-bit raw Bayer format support
media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams
media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks
media: nxp: imx8-isi: Correct color map between V4L2 and ISI
...
Diffstat (limited to 'crypto/aegis.h')
| -rw-r--r-- | crypto/aegis.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/crypto/aegis.h b/crypto/aegis.h new file mode 100644 index 000000000..ffcf8e85e --- /dev/null +++ b/crypto/aegis.h @@ -0,0 +1,79 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * AEGIS common definitions + * + * Copyright (c) 2018 Ondrej Mosnacek <omosnacek@gmail.com> + * Copyright (c) 2018 Red Hat, Inc. All rights reserved. + */ + +#ifndef _CRYPTO_AEGIS_H +#define _CRYPTO_AEGIS_H + +#include <crypto/aes.h> +#include <linux/bitops.h> +#include <linux/types.h> + +#define AEGIS_BLOCK_SIZE 16 + +union aegis_block { + __le64 words64[AEGIS_BLOCK_SIZE / sizeof(__le64)]; + __le32 words32[AEGIS_BLOCK_SIZE / sizeof(__le32)]; + u8 bytes[AEGIS_BLOCK_SIZE]; +}; + +struct aegis_state; + +extern int aegis128_have_aes_insn; + +#define AEGIS_BLOCK_ALIGN (__alignof__(union aegis_block)) +#define AEGIS_ALIGNED(p) IS_ALIGNED((uintptr_t)p, AEGIS_BLOCK_ALIGN) + +bool crypto_aegis128_have_simd(void); +void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg); +void crypto_aegis128_init_simd(struct aegis_state *state, + const union aegis_block *key, + const u8 *iv); +void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst, + const u8 *src, unsigned int size); +void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst, + const u8 *src, unsigned int size); +int crypto_aegis128_final_simd(struct aegis_state *state, + union aegis_block *tag_xor, + unsigned int assoclen, + unsigned int cryptlen, + unsigned int authsize); + +static __always_inline void crypto_aegis_block_xor(union aegis_block *dst, + const union aegis_block *src) +{ + dst->words64[0] ^= src->words64[0]; + dst->words64[1] ^= src->words64[1]; +} + +static __always_inline void crypto_aegis_block_and(union aegis_block *dst, + const union aegis_block *src) +{ + dst->words64[0] &= src->words64[0]; + dst->words64[1] &= src->words64[1]; +} + +static __always_inline void crypto_aegis_aesenc(union aegis_block *dst, + const union aegis_block *src, + const union aegis_block *key) +{ + const u8 *s = src->bytes; + const u32 *t = aes_enc_tab; + u32 d0, d1, d2, d3; + + d0 = t[s[ 0]] ^ rol32(t[s[ 5]], 8) ^ rol32(t[s[10]], 16) ^ rol32(t[s[15]], 24); + d1 = t[s[ 4]] ^ rol32(t[s[ 9]], 8) ^ rol32(t[s[14]], 16) ^ rol32(t[s[ 3]], 24); + d2 = t[s[ 8]] ^ rol32(t[s[13]], 8) ^ rol32(t[s[ 2]], 16) ^ rol32(t[s[ 7]], 24); + d3 = t[s[12]] ^ rol32(t[s[ 1]], 8) ^ rol32(t[s[ 6]], 16) ^ rol32(t[s[11]], 24); + + dst->words32[0] = cpu_to_le32(d0) ^ key->words32[0]; + dst->words32[1] = cpu_to_le32(d1) ^ key->words32[1]; + dst->words32[2] = cpu_to_le32(d2) ^ key->words32[2]; + dst->words32[3] = cpu_to_le32(d3) ^ key->words32[3]; +} + +#endif /* _CRYPTO_AEGIS_H */ |
