diff options
Diffstat (limited to 'arch')
24 files changed, 3478 insertions, 435 deletions
diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi index cc2f8b785917..8246a60de0d0 100644 --- a/arch/arm/boot/dts/aspeed-g6.dtsi +++ b/arch/arm/boot/dts/aspeed-g6.dtsi @@ -98,6 +98,11 @@ <0x40466000 0x2000>; }; + ahbc: bus@1e600000 { + compatible = "aspeed,ast2600-ahbc", "syscon"; + reg = <0x1e600000 0x100>; + }; + fmc: spi@1e620000 { reg = <0x1e620000 0xc4>, <0x20000000 0x10000000>; #address-cells = <1>; @@ -431,6 +436,14 @@ reg = <0x1e6f2000 0x1000>; }; + acry: crypto@1e6fa000 { + compatible = "aspeed,ast2600-acry"; + reg = <0x1e6fa000 0x400>, <0x1e710000 0x1800>; + interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&syscon ASPEED_CLK_GATE_RSACLK>; + aspeed,ahbc = <&ahbc>; + }; + video: video@1e700000 { compatible = "aspeed,ast2600-video-engine"; reg = <0x1e700000 0x1000>; diff --git a/arch/arm/crypto/sha1_glue.c b/arch/arm/crypto/sha1_glue.c index 6c2b849e459d..95a727bcd664 100644 --- a/arch/arm/crypto/sha1_glue.c +++ b/arch/arm/crypto/sha1_glue.c @@ -21,31 +21,29 @@ #include "sha1.h" -asmlinkage void sha1_block_data_order(u32 *digest, - const unsigned char *data, unsigned int rounds); +asmlinkage void sha1_block_data_order(struct sha1_state *digest, + const u8 *data, int rounds); int sha1_update_arm(struct shash_desc *desc, const u8 *data, unsigned int len) { - /* make sure casting to sha1_block_fn() is safe */ + /* make sure signature matches sha1_block_fn() */ BUILD_BUG_ON(offsetof(struct sha1_state, state) != 0); - return sha1_base_do_update(desc, data, len, - (sha1_block_fn *)sha1_block_data_order); + return sha1_base_do_update(desc, data, len, sha1_block_data_order); } EXPORT_SYMBOL_GPL(sha1_update_arm); static int sha1_final(struct shash_desc *desc, u8 *out) { - sha1_base_do_finalize(desc, (sha1_block_fn *)sha1_block_data_order); + sha1_base_do_finalize(desc, sha1_block_data_order); return sha1_base_finish(desc, out); } int sha1_finup_arm(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - sha1_base_do_update(desc, data, len, - (sha1_block_fn *)sha1_block_data_order); + sha1_base_do_update(desc, data, len, sha1_block_data_order); return sha1_final(desc, out); } EXPORT_SYMBOL_GPL(sha1_finup_arm); diff --git a/arch/arm64/crypto/aes-ce-ccm-glue.c b/arch/arm64/crypto/aes-ce-ccm-glue.c index c4f14415f5f0..25cd3808ecbe 100644 --- a/arch/arm64/crypto/aes-ce-ccm-glue.c +++ b/arch/arm64/crypto/aes-ce-ccm-glue.c @@ -161,43 +161,39 @@ static int ccm_encrypt(struct aead_request *req) memcpy(buf, req->iv, AES_BLOCK_SIZE); err = skcipher_walk_aead_encrypt(&walk, req, false); - if (unlikely(err)) - return err; kernel_neon_begin(); if (req->assoclen) ccm_calculate_auth_mac(req, mac); - do { + while (walk.nbytes) { u32 tail = walk.nbytes % AES_BLOCK_SIZE; + bool final = walk.nbytes == walk.total; - if (walk.nbytes == walk.total) + if (final) tail = 0; ce_aes_ccm_encrypt(walk.dst.virt.addr, walk.src.virt.addr, walk.nbytes - tail, ctx->key_enc, num_rounds(ctx), mac, walk.iv); - if (walk.nbytes == walk.total) - ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx)); + if (!final) + kernel_neon_end(); + err = skcipher_walk_done(&walk, tail); + if (!final) + kernel_neon_begin(); + } - kernel_neon_end(); + ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx)); - if (walk.nbytes) { - err = skcipher_walk_done(&walk, tail); - if (unlikely(err)) - return err; - if (unlikely(walk.nbytes)) - kernel_neon_begin(); - } - } while (walk.nbytes); + kernel_neon_end(); /* copy authtag to end of dst */ scatterwalk_map_and_copy(mac, req->dst, req->assoclen + req->cryptlen, crypto_aead_authsize(aead), 1); - return 0; + return err; } static int ccm_decrypt(struct aead_request *req) @@ -219,37 +215,36 @@ static int ccm_decrypt(struct aead_request *req) memcpy(buf, req->iv, AES_BLOCK_SIZE); err = skcipher_walk_aead_decrypt(&walk, req, false); - if (unlikely(err)) - return err; kernel_neon_begin(); if (req->assoclen) ccm_calculate_auth_mac(req, mac); - do { + while (walk.nbytes) { u32 tail = walk.nbytes % AES_BLOCK_SIZE; + bool final = walk.nbytes == walk.total; - if (walk.nbytes == walk.total) + if (final) tail = 0; ce_aes_ccm_decrypt(walk.dst.virt.addr, walk.src.virt.addr, walk.nbytes - tail, ctx->key_enc, num_rounds(ctx), mac, walk.iv); - if (walk.nbytes == walk.total) - ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx)); + if (!final) + kernel_neon_end(); + err = skcipher_walk_done(&walk, tail); + if (!final) + kernel_neon_begin(); + } - kernel_neon_end(); + ce_aes_ccm_final(mac, buf, ctx->key_enc, num_rounds(ctx)); - if (walk.nbytes) { - err = skcipher_walk_done(&walk, tail); - if (unlikely(err)) - return err; - if (unlikely(walk.nbytes)) - kernel_neon_begin(); - } - } while (walk.nbytes); + kernel_neon_end(); + + if (unlikely(err)) + return err; /* compare calculated auth tag with the stored one */ scatterwalk_map_and_copy(buf, req->src, diff --git a/arch/arm64/crypto/ghash-ce-glue.c b/arch/arm64/crypto/ghash-ce-glue.c index e5e9adc1fcf4..97331b454ea8 100644 --- a/arch/arm64/crypto/ghash-ce-glue.c +++ b/arch/arm64/crypto/ghash-ce-glue.c @@ -9,6 +9,7 @@ #include <asm/simd.h> #include <asm/unaligned.h> #include <crypto/aes.h> +#include <crypto/gcm.h> #include <crypto/algapi.h> #include <crypto/b128ops.h> #include <crypto/gf128mul.h> @@ -28,7 +29,8 @@ MODULE_ALIAS_CRYPTO("ghash"); #define GHASH_BLOCK_SIZE 16 #define GHASH_DIGEST_SIZE 16 -#define GCM_IV_SIZE 12 + +#define RFC4106_NONCE_SIZE 4 struct ghash_key { be128 k; @@ -43,6 +45,7 @@ struct ghash_desc_ctx { struct gcm_aes_ctx { struct crypto_aes_ctx aes_key; + u8 nonce[RFC4106_NONCE_SIZE]; struct ghash_key ghash_key; }; @@ -226,8 +229,8 @@ static int num_rounds(struct crypto_aes_ctx *ctx) return 6 + ctx->key_length / 4; } -static int gcm_setkey(struct crypto_aead *tfm, const u8 *inkey, - unsigned int keylen) +static int gcm_aes_setkey(struct crypto_aead *tfm, const u8 *inkey, + unsigned int keylen) { struct gcm_aes_ctx *ctx = crypto_aead_ctx(tfm); u8 key[GHASH_BLOCK_SIZE]; @@ -258,17 +261,9 @@ static int gcm_setkey(struct crypto_aead *tfm, const u8 *inkey, return 0; } -static int gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize) +static int gcm_aes_setauthsize(struct crypto_aead *tfm, unsigned int authsize) { - switch (authsize) { - case 4: - case 8: - case 12 ... 16: - break; - default: - return -EINVAL; - } - return 0; + return crypto_gcm_check_authsize(authsize); } static void gcm_update_mac(u64 dg[], const u8 *src, int count, u8 buf[], @@ -302,13 +297,12 @@ static void gcm_update_mac(u64 dg[], const u8 *src, int count, u8 buf[], } } -static void gcm_calculate_auth_mac(struct aead_request *req, u64 dg[]) +static void gcm_calculate_auth_mac(struct aead_request *req, u64 dg[], u32 len) { struct crypto_aead *aead = crypto_aead_reqtfm(req); struct gcm_aes_ctx *ctx = crypto_aead_ctx(aead); u8 buf[GHASH_BLOCK_SIZE]; struct scatter_walk walk; - u32 len = req->assoclen; int buf_count = 0; scatterwalk_start(&walk, req->src); @@ -338,27 +332,25 @@ static void gcm_calculate_auth_mac(struct aead_request *req, u64 dg[]) } } -static int gcm_encrypt(struct aead_request *req) +static int gcm_encrypt(struct aead_request *req, char *iv, int assoclen) { struct crypto_aead *aead = crypto_aead_reqtfm(req); struct gcm_aes_ctx *ctx = crypto_aead_ctx(aead); int nrounds = num_rounds(&ctx->aes_key); struct skcipher_walk walk; u8 buf[AES_BLOCK_SIZE]; - u8 iv[AES_BLOCK_SIZE]; u64 dg[2] = {}; be128 lengths; u8 *tag; int err; - lengths.a = cpu_to_be64(req->assoclen * 8); + lengths.a = cpu_to_be64(assoclen * 8); lengths.b = cpu_to_be64(req->cryptlen * 8); - if (req->assoclen) - gcm_calculate_auth_mac(req, dg); + if (assoclen) + gcm_calculate_auth_mac(req, dg, assoclen); - memcpy(iv, req->iv, GCM_IV_SIZE); - put_unaligned_be32(2, iv + GCM_IV_SIZE); + put_unaligned_be32(2, iv + GCM_AES_IV_SIZE); err = skcipher_walk_aead_encrypt(&walk, req, false); @@ -403,7 +395,7 @@ static int gcm_encrypt(struct aead_request *req) return 0; } -static int gcm_decrypt(struct aead_request *req) +static int gcm_decrypt(struct aead_request *req, char *iv, int assoclen) { struct crypto_aead *aead = crypto_aead_reqtfm(req); struct gcm_aes_ctx *ctx = crypto_aead_ctx(aead); @@ -412,21 +404,19 @@ static int gcm_decrypt(struct aead_request *req) struct skcipher_walk walk; u8 otag[AES_BLOCK_SIZE]; u8 buf[AES_BLOCK_SIZE]; - u8 iv[AES_BLOCK_SIZE]; u64 dg[2] = {}; be128 lengths; u8 *tag; int ret; int err; - lengths.a = cpu_to_be64(req->assoclen * 8); + lengths.a = cpu_to_be64(assoclen * 8); lengths.b = cpu_to_be64((req->cryptlen - authsize) * 8); - if (req->assoclen) - gcm_calculate_auth_mac(req, dg); + if (assoclen) + gcm_calculate_auth_mac(req, dg, assoclen); - memcpy(iv, req->iv, GCM_IV_SIZE); - put_unaligned_be32(2, iv + GCM_IV_SIZE); + put_unaligned_be32(2, iv + GCM_AES_IV_SIZE); scatterwalk_map_and_copy(otag, req->src, req->assoclen + req->cryptlen - authsize, @@ -471,14 +461,76 @@ static int gcm_decrypt(struct aead_request *req) return ret ? -EBADMSG : 0; } -static struct aead_alg gcm_aes_alg = { - .ivsize = GCM_IV_SIZE, +static int gcm_aes_encrypt(struct aead_request *req) +{ + u8 iv[AES_BLOCK_SIZE]; + + memcpy(iv, req->iv, GCM_AES_IV_SIZE); + return gcm_encrypt(req, iv, req->assoclen); +} + +static int gcm_aes_decrypt(struct aead_request *req) +{ + u8 iv[AES_BLOCK_SIZE]; + + memcpy(iv, req->iv, GCM_AES_IV_SIZE); + return gcm_decrypt(req, iv, req->assoclen); +} + +static int rfc4106_setkey(struct crypto_aead *tfm, const u8 *inkey, + unsigned int keylen) +{ + struct gcm_aes_ctx *ctx = crypto_aead_ctx(tfm); + int err; + + keylen -= RFC4106_NONCE_SIZE; + err = gcm_aes_setkey(tfm, inkey, keylen); + if (err) + return err; + + memcpy(ctx->nonce, inkey + keylen, RFC4106_NONCE_SIZE); + return 0; +} + +static int rfc4106_setauthsize(struct crypto_aead *tfm, unsigned int authsize) +{ + return crypto_rfc4106_check_authsize(authsize); +} + +static int rfc4106_encrypt(struct aead_request *req) +{ + struct crypto_aead *aead = crypto_aead_reqtfm(req); + struct gcm_aes_ctx *ctx = crypto_aead_ctx(aead); + u8 iv[AES_BLOCK_SIZE]; + + memcpy(iv, ctx->nonce, RFC4106_NONCE_SIZE); + memcpy(iv + RFC4106_NONCE_SIZE, req->iv, GCM_RFC4106_IV_SIZE); + + return crypto_ipsec_check_assoclen(req->assoclen) ?: + gcm_encrypt(req, iv, req->assoclen - GCM_RFC4106_IV_SIZE); +} + +static int rfc4106_decrypt(struct aead_request *req) +{ + struct crypto_aead *aead = crypto_aead_reqtfm(req); + struct gcm_aes_ctx *ctx = crypto_aead_ctx(aead); + u8 iv[AES_BLOCK_SIZE]; + + memcpy(iv, ctx->nonce, RFC4106_NONCE_SIZE); + memcpy(iv + RFC4106_NONCE_SIZE, req->iv, GCM_RFC4106_IV_SIZE); + + return crypto_ipsec_check_assoclen(req->assoclen) ?: + gcm_decrypt(req, iv, req->assoclen - GCM_RFC4106_IV_SIZE); +} + +static struct aead_alg gcm_aes_algs[] = {{ + .ivsize = GCM_AES_IV_SIZE, .chunksize = AES_BLOCK_SIZE, .maxauthsize = AES_BLOCK_SIZE, - .setkey = gcm_setkey, - .setauthsize = gcm_setauthsize, - .encrypt = gcm_encrypt, - .decrypt = gcm_decrypt, + .setkey = gcm_aes_setkey, + .setauthsize = gcm_aes_setauthsize, + .encrypt = gcm_aes_encrypt, + .decrypt = gcm_aes_decrypt, .base.cra_name = "gcm(aes)", .base.cra_driver_name = "gcm-aes-ce", @@ -487,7 +539,23 @@ static struct aead_alg gcm_aes_alg = { .base.cra_ctxsize = sizeof(struct gcm_aes_ctx) + 4 * sizeof(u64[2]), .base.cra_module = THIS_MODULE, -}; +}, { + .ivsize = GCM_RFC4106_IV_SIZE, + .chunksize = AES_BLOCK_SIZE, + .maxauthsize = AES_BLOCK_SIZE, + .setkey = rfc4106_setkey, + .setauthsize = rfc4106_setauthsize, + .encrypt = rfc4106_encrypt, + .decrypt = rfc4106_decrypt, + + .base.cra_name = "rfc4106(gcm(aes))", + .base.cra_driver_name = "rfc4106-gcm-aes-ce", + .base.cra_priority = 300, + .base.cra_blocksize = 1, + .base.cra_ctxsize = sizeof(struct gcm_aes_ctx) + + 4 * sizeof(u64[2]), + .base.cra_module = THIS_MODULE, +}}; static int __init ghash_ce_mod_init(void) { @@ -495,7 +563,8 @@ static int __init ghash_ce_mod_init(void) return -ENODEV; if (cpu_have_named_feature(PMULL)) - return crypto_register_aead(&gcm_aes_alg); + return crypto_register_aeads(gcm_aes_algs, + ARRAY_SIZE(gcm_aes_algs)); return crypto_register_shash(&ghash_alg); } @@ -503,7 +572,7 @@ static int __init ghash_ce_mod_init(void) static void __exit ghash_ce_mod_exit(void) { if (cpu_have_named_feature(PMULL)) - crypto_unregister_aead(&gcm_aes_alg); + crypto_unregister_aeads(gcm_aes_algs, ARRAY_SIZE(gcm_aes_algs)); else crypto_unregister_shash(&ghash_alg); } diff --git a/arch/arm64/crypto/sm4-ce-ccm-glue.c b/arch/arm64/crypto/sm4-ce-ccm-glue.c index f2cec7b52efc..5e7e17bbec81 100644 --- a/arch/arm64/crypto/sm4-ce-ccm-glue.c +++ b/arch/arm64/crypto/sm4-ce-ccm-glue.c @@ -166,7 +166,7 @@ static int ccm_crypt(struct aead_request *req, struct skcipher_walk *walk, unsigned int nbytes, u8 *mac)) { u8 __aligned(8) ctr0[SM4_BLOCK_SIZE]; - int err; + int err = 0; /* preserve the initial ctr0 for the TAG */ memcpy(ctr0, walk->iv, SM4_BLOCK_SIZE); @@ -177,33 +177,37 @@ static int ccm_crypt(struct aead_request *req, struct skcipher_walk *walk, if (req->assoclen) ccm_calculate_auth_mac(req, mac); - do { + while (walk->nbytes && walk->nbytes != walk->total) { unsigned int tail = walk->nbytes % SM4_BLOCK_SIZE; - const u8 *src = walk->src.virt.addr; - u8 *dst = walk->dst.virt.addr; - if (walk->nbytes == walk->total) - tail = 0; + sm4_ce_ccm_crypt(rkey_enc, walk->dst.virt.addr, + walk->src.virt.addr, walk->iv, + walk->nbytes - tail, mac); + + kernel_neon_end(); + + err = skcipher_walk_done(walk, tail); + + kernel_neon_begin(); + } - if (walk->nbytes - tail) - sm4_ce_ccm_crypt(rkey_enc, dst, src, walk->iv, - walk->nbytes - tail, mac); + if (walk->nbytes) { + sm4_ce_ccm_crypt(rkey_enc, walk->dst.virt.addr, + walk->src.virt.addr, walk->iv, + walk->nbytes, mac); - if (walk->nbytes == walk->total) - sm4_ce_ccm_final(rkey_enc, ctr0, mac); + sm4_ce_ccm_final(rkey_enc, ctr0, mac); kernel_neon_end(); - if (walk->nbytes) { - err = skcipher_walk_done(walk, tail); - if (err) - return err; - if (walk->nbytes) - kernel_neon_begin(); - } - } while (walk->nbytes > 0); + err = skcipher_walk_done(walk, 0); + } else { + sm4_ce_ccm_final(rkey_enc, ctr0, mac); - return 0; + kernel_neon_end(); + } + + return err; } static int ccm_encrypt(struct aead_request *req) diff --git a/arch/arm64/crypto/sm4-ce-gcm-glue.c b/arch/arm64/crypto/sm4-ce-gcm-glue.c index c450a2025ca9..73bfb6972d3a 100644 --- a/arch/arm64/crypto/sm4-ce-gcm-glue.c +++ b/arch/arm64/crypto/sm4-ce-gcm-glue.c @@ -135,22 +135,23 @@ static void gcm_calculate_auth_mac(struct aead_request *req, u8 ghash[]) } static int gcm_crypt(struct aead_request *req, struct skcipher_walk *walk, - struct sm4_gcm_ctx *ctx, u8 ghash[], + u8 ghash[], int err, void (*sm4_ce_pmull_gcm_crypt)(const u32 *rkey_enc, u8 *dst, const u8 *src, u8 *iv, unsigned int nbytes, u8 *ghash, const u8 *ghash_table, const u8 *lengths)) { + struct crypto_aead *aead = crypto_aead_reqtfm(req); + struct sm4_gcm_ctx *ctx = crypto_aead_ctx(aead); u8 __aligned(8) iv[SM4_BLOCK_SIZE]; be128 __aligned(8) lengths; - int err; memset(ghash, 0, SM4_BLOCK_SIZE); lengths.a = cpu_to_be64(req->assoclen * 8); lengths.b = cpu_to_be64(walk->total * 8); - memcpy(iv, walk->iv, GCM_IV_SIZE); + memcpy(iv, req->iv, GCM_IV_SIZE); put_unaligned_be32(2, iv + GCM_IV_SIZE); kernel_neon_begin(); @@ -158,49 +159,51 @@ static int gcm_crypt(struct aead_request *req, struct skcipher_walk *walk, if (req->assoclen) gcm_calculate_auth_mac(req, ghash); - do { + while (walk->nbytes) { unsigned int tail = walk->nbytes % SM4_BLOCK_SIZE; const u8 *src = walk->src.virt.addr; u8 *dst = walk->dst.virt.addr; if (walk->nbytes == walk->total) { - tail = 0; - sm4_ce_pmull_gcm_crypt(ctx->key.rkey_enc, dst, src, iv, walk->nbytes, ghash, ctx->ghash_table, (const u8 *)&lengths); - } else if (walk->nbytes - tail) { - sm4_ce_pmull_gcm_crypt(ctx->key.rkey_enc, dst, src, iv, - walk->nbytes - tail, ghash, - ctx->ghash_table, NULL); + + kernel_neon_end(); + + return skcipher_walk_done(walk, 0); } + sm4_ce_pmull_gcm_crypt(ctx->key.rkey_enc, dst, src, iv, + walk->nbytes - tail, ghash, + ctx->ghash_table, NULL); + kernel_neon_end(); err = skcipher_walk_done(walk, tail); - if (err) - return err; - if (walk->nbytes) - kernel_neon_begin(); - } while (walk->nbytes > 0); - return 0; + kernel_neon_begin(); + } + + sm4_ce_pmull_gcm_crypt(ctx->key.rkey_enc, NULL, NULL, iv, + walk->nbytes, ghash, ctx->ghash_table, + (const u8 *)&lengths); + + kernel_neon_end(); + + return err; } static int gcm_encrypt(struct aead_request *req) { struct crypto_aead *aead = crypto_aead_reqtfm(req); - struct sm4_gcm_ctx *ctx = crypto_aead_ctx(aead); u8 __aligned(8) ghash[SM4_BLOCK_SIZE]; struct skcipher_walk walk; int err; err = skcipher_walk_aead_encrypt(&walk, req, false); - if (err) - return err; - - err = gcm_crypt(req, &walk, ctx, ghash, sm4_ce_pmull_gcm_enc); + err = gcm_crypt(req, &walk, ghash, err, sm4_ce_pmull_gcm_enc); if (err) return err; @@ -215,17 +218,13 @@ static int gcm_decrypt(struct aead_request *req) { struct crypto_aead *aead = crypto_aead_reqtfm(req); unsigned int authsize = crypto_aead_authsize(aead); - struct sm4_gcm_ctx *ctx = crypto_aead_ctx(aead); u8 __aligned(8) ghash[SM4_BLOCK_SIZE]; u8 authtag[SM4_BLOCK_SIZE]; struct skcipher_walk walk; int err; err = skcipher_walk_aead_decrypt(&walk, req, false); - if (err) - return err; - - err = gcm_crypt(req, &walk, ctx, ghash, sm4_ce_pmull_gcm_dec); + err = gcm_crypt(req, &walk, ghash, err, sm4_ce_pmull_gcm_dec); if (err) return err; diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index 526c3f40f6a2..c773820e4af9 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -398,10 +398,6 @@ static int xts_aes_set_key(struct crypto_skcipher *tfm, const u8 *in_key, if (err) return err; - /* In fips mode only 128 bit or 256 bit keys are valid */ - if (fips_enabled && key_len != 32 && key_len != 64) - return -EINVAL; - /* Pick the correct function code based on the key length */ fc = (key_len == 32) ? CPACF_KM_XTS_128 : (key_len == 64) ? CPACF_KM_XTS_256 : 0; diff --git a/arch/s390/crypto/paes_s390.c b/arch/s390/crypto/paes_s390.c index a279b7d23a5e..29dc827e0fe8 100644 --- a/arch/s390/crypto/paes_s390.c +++ b/arch/s390/crypto/paes_s390.c @@ -474,7 +474,7 @@ static int xts_paes_set_key(struct crypto_skcipher *tfm, const u8 *in_key, return rc; /* - * xts_check_key verifies the key length is not odd and makes + * xts_verify_key verifies the key length is not odd and makes * sure that the two keys are not the same. This can be done * on the two protected keys as well */ diff --git a/arch/x86/Kconfig.assembler b/arch/x86/Kconfig.assembler index 26b8c08e2fc4..b88f784cb02e 100644 --- a/arch/x86/Kconfig.assembler +++ b/arch/x86/Kconfig.assembler @@ -19,3 +19,8 @@ config AS_TPAUSE def_bool $(as-instr,tpause %ecx) help Supported by binutils >= 2.31.1 and LLVM integrated assembler >= V7 + +config AS_GFNI + def_bool $(as-instr,vgf2p8mulb %xmm0$(comma)%xmm1$(comma)%xmm2) + help + Supported by binutils >= 2.30 and LLVM integrated assembler diff --git a/arch/x86/crypto/Kconfig b/arch/x86/crypto/Kconfig index 71c4c473d34b..9bbfd01cfa2f 100644 --- a/arch/x86/crypto/Kconfig +++ b/arch/x86/crypto/Kconfig @@ -304,6 +304,44 @@ config CRYPTO_ARIA_AESNI_AVX_X86_64 Processes 16 blocks in parallel. +config CRYPTO_ARIA_AESNI_AVX2_X86_64 + tristate "Ciphers: ARIA with modes: ECB, CTR (AES-NI/AVX2/GFNI)" + depends on X86 && 64BIT + select CRYPTO_SKCIPHER + select CRYPTO_SIMD + select CRYPTO_ALGAPI + select CRYPTO_ARIA + select CRYPTO_ARIA_AESNI_AVX_X86_64 + help + Length-preserving cipher: ARIA cipher algorithms + (RFC 5794) with ECB and CTR modes + + Architecture: x86_64 using: + - AES-NI (AES New Instructions) + - AVX2 (Advanced Vector Extensions) + - GFNI (Galois Field New Instructions) + + Processes 32 blocks in parallel. + +config CRYPTO_ARIA_GFNI_AVX512_X86_64 + tristate "Ciphers: ARIA with modes: ECB, CTR (AVX512/GFNI)" + depends on X86 && 64BIT && AS_AVX512 && AS_GFNI + select CRYPTO_SKCIPHER + select CRYPTO_SIMD + select CRYPTO_ALGAPI + select CRYPTO_ARIA + select CRYPTO_ARIA_AESNI_AVX_X86_64 + select CRYPTO_ARIA_AESNI_AVX2_X86_64 + help + Length-preserving cipher: ARIA cipher algorithms + (RFC 5794) with ECB and CTR modes + + Architecture: x86_64 using: + - AVX512 (Advanced Vector Extensions) + - GFNI (Galois Field New Instructions) + + Processes 64 blocks in parallel. + config CRYPTO_CHACHA20_X86_64 tristate "Ciphers: ChaCha20, XChaCha20, XChaCha12 (SSSE3/AVX2/AVX-512VL)" depends on X86 && 64BIT diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile index 3e7a329235bd..9aa46093c91b 100644 --- a/arch/x86/crypto/Makefile +++ b/arch/x86/crypto/Makefile @@ -103,6 +103,12 @@ sm4-aesni-avx2-x86_64-y := sm4-aesni-avx2-asm_64.o sm4_aesni_avx2_glue.o obj-$(CONFIG_CRYPTO_ARIA_AESNI_AVX_X86_64) += aria-aesni-avx-x86_64.o aria-aesni-avx-x86_64-y := aria-aesni-avx-asm_64.o aria_aesni_avx_glue.o +obj-$(CONFIG_CRYPTO_ARIA_AESNI_AVX2_X86_64) += aria-aesni-avx2-x86_64.o +aria-aesni-avx2-x86_64-y := aria-aesni-avx2-asm_64.o aria_aesni_avx2_glue.o + +obj-$(CONFIG_CRYPTO_ARIA_GFNI_AVX512_X86_64) += aria-gfni-avx512-x86_64.o +aria-gfni-avx512-x86_64-y := aria-gfni-avx512-asm_64.o aria_gfni_avx512_glue.o + quiet_cmd_perlasm = PERLASM $@ cmd_perlasm = $(PERL) $< > $@ $(obj)/%.S: $(src)/%.pl FORCE diff --git a/arch/x86/crypto/aria-aesni-avx-asm_64.S b/arch/x86/crypto/aria-aesni-avx-asm_64.S index 03ae4cd1d976..9243f6289d34 100644 --- a/arch/x86/crypto/aria-aesni-avx-asm_64.S +++ b/arch/x86/crypto/aria-aesni-avx-asm_64.S @@ -8,13 +8,9 @@ #include <linux/linkage.h> #include <linux/cfi_types.h> +#include <asm/asm-offsets.h> #include <asm/frame.h> -/* struct aria_ctx: */ -#define enc_key 0 -#define dec_key 272 -#define rounds 544 - /* register macros */ #define CTX %rdi @@ -271,34 +267,44 @@ #define aria_ark_8way(x0, x1, x2, x3, \ x4, x5, x6, x7, \ - t0, rk, idx, round) \ + t0, t1, t2, rk, \ + idx, round) \ /* AddRoundKey */ \ - vpbroadcastb ((round * 16) + idx + 3)(rk), t0; \ - vpxor t0, x0, x0; \ - vpbroadcastb ((round * 16) + idx + 2)(rk), t0; \ - vpxor t0, x1, x1; \ - vpbroadcastb ((round * 16) + idx + 1)(rk), t0; \ - vpxor t0, x2, x2; \ - vpbroadcastb ((round * 16) + idx + 0)(rk), t0; \ - vpxor t0, x3, x3; \ - vpbroadcastb ((round * 16) + idx + 7)(rk), t0; \ - vpxor t0, x4, x4; \ - vpbroadcastb ((round * 16) + idx + 6)(rk), t0; \ - vpxor t0, x5, x5; \ - vpbroadcastb ((round * 16) + idx + 5)(rk), t0; \ - vpxor t0, x6, x6; \ - vpbroadcastb ((round * 16) + idx + 4)(rk), t0; \ - vpxor t0, x7, x7; - + vbroadcastss ((round * 16) + idx + 0)(rk), t0; \ + vpsrld $24, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x0, x0; \ + vpsrld $16, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x1, x1; \ + vpsrld $8, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x2, x2; \ + vpshufb t1, t0, t2; \ + vpxor t2, x3, x3; \ + vbroadcastss ((round * 16) + idx + 4)(rk), t0; \ + vpsrld $24, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x4, x4; \ + vpsrld $16, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x5, x5; \ + vpsrld $8, t0, t2; \ + vpshufb t1, t2, t2; \ + vpxor t2, x6, x6; \ + vpshufb t1, t0, t2; \ + vpxor t2, x7, x7; + +#ifdef CONFIG_AS_GFNI #define aria_sbox_8way_gfni(x0, x1, x2, x3, \ x4, x5, x6, x7, \ t0, t1, t2, t3, \ t4, t5, t6, t7) \ - vpbroadcastq .Ltf_s2_bitmatrix, t0; \ - vpbroadcastq .Ltf_inv_bitmatrix, t1; \ - vpbroadcastq .Ltf_id_bitmatrix, t2; \ - vpbroadcastq .Ltf_aff_bitmatrix, t3; \ - vpbroadcastq .Ltf_x2_bitmatrix, t4; \ + vmovdqa .Ltf_s2_bitmatrix, t0; \ + vmovdqa .Ltf_inv_bitmatrix, t1; \ + vmovdqa .Ltf_id_bitmatrix, t2; \ + vmovdqa .Ltf_aff_bitmatrix, t3; \ + vmovdqa .Ltf_x2_bitmatrix, t4; \ vgf2p8affineinvqb $(tf_s2_const), t0, x1, x1; \ vgf2p8affineinvqb $(tf_s2_const), t0, x5, x5; \ vgf2p8affineqb $(tf_inv_const), t1, x2, x2; \ @@ -312,14 +318,15 @@ vgf2p8affineinvqb $0, t2, x3, x3; \ vgf2p8affineinvqb $0, t2, x7, x7 +#endif /* CONFIG_AS_GFNI */ + #define aria_sbox_8way(x0, x1, x2, x3, \ x4, x5, x6, x7, \ t0, t1, t2, t3, \ t4, t5, t6, t7) \ - vpxor t7, t7, t7; \ vmovdqa .Linv_shift_row, t0; \ vmovdqa .Lshift_row, t1; \ - vpbroadcastd .L0f0f0f0f, t6; \ + vbroadcastss .L0f0f0f0f, t6; \ vmovdqa .Ltf_lo__inv_aff__and__s2, t2; \ vmovdqa .Ltf_hi__inv_aff__and__s2, t3; \ vmovdqa .Ltf_lo__x2__and__fwd_aff, t4; \ @@ -414,8 +421,9 @@ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ y0, y1, y2, y3, y4, y5, y6, y7); \ @@ -430,7 +438,7 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ y0, y1, y2, y3, y4, y5, y6, y7); \ @@ -468,8 +476,9 @@ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ y0, y1, y2, y3, y4, y5, y6, y7); \ @@ -484,7 +493,7 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ y0, y1, y2, y3, y4, y5, y6, y7); \ @@ -522,14 +531,15 @@ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round, last_round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ y0, y1, y2, y3, y4, y5, y6, y7); \ \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, last_round); \ + y0, y7, y2, rk, 8, last_round); \ \ aria_store_state_8way(x0, x1, x2, x3, \ x4, x5, x6, x7, \ @@ -539,25 +549,27 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ y0, y1, y2, y3, y4, y5, y6, y7); \ \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, last_round); \ + y0, y7, y2, rk, 0, last_round); \ \ aria_load_state_8way(y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, 8); +#ifdef CONFIG_AS_GFNI #define aria_fe_gfni(x0, x1, x2, x3, \ x4, x5, x6, x7, \ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way_gfni(x2, x3, x0, x1, \ x6, x7, x4, x5, \ @@ -574,7 +586,7 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way_gfni(x2, x3, x0, x1, \ x6, x7, x4, x5, \ @@ -614,8 +626,9 @@ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way_gfni(x0, x1, x2, x3, \ x4, x5, x6, x7, \ @@ -632,7 +645,7 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way_gfni(x0, x1, x2, x3, \ x4, x5, x6, x7, \ @@ -672,8 +685,9 @@ y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, rk, round, last_round) \ + vpxor y7, y7, y7; \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, round); \ + y0, y7, y2, rk, 8, round); \ \ aria_sbox_8way_gfni(x2, x3, x0, x1, \ x6, x7, x4, x5, \ @@ -681,7 +695,7 @@ y4, y5, y6, y7); \ \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 8, last_round); \ + y0, y7, y2, rk, 8, last_round); \ \ aria_store_state_8way(x0, x1, x2, x3, \ x4, x5, x6, x7, \ @@ -691,7 +705,7 @@ x4, x5, x6, x7, \ mem_tmp, 0); \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, round); \ + y0, y7, y2, rk, 0, round); \ \ aria_sbox_8way_gfni(x2, x3, x0, x1, \ x6, x7, x4, x5, \ @@ -699,12 +713,14 @@ y4, y5, y6, y7); \ \ aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ - y0, rk, 0, last_round); \ + y0, y7, y2, rk, 0, last_round); \ \ aria_load_state_8way(y0, y1, y2, y3, \ y4, y5, y6, y7, \ mem_tmp, 8); +#endif /* CONFIG_AS_GFNI */ + /* NB: section is mergeable, all elements must be aligned 16-byte blocks */ .section .rodata.cst16, "aM", @progbits, 16 .align 16 @@ -756,6 +772,7 @@ .Ltf_hi__x2__and__fwd_aff: .octa 0x3F893781E95FE1576CDA64D2BA0CB204 +#ifdef CONFIG_AS_GFNI .section .rodata.cst8, "aM", @progbits, 8 .align 8 /* AES affine: */ @@ -769,6 +786,14 @@ BV8(0, 1, 1, 1, 1, 1, 0, 0), BV8(0, 0, 1, 1, 1, 1, 1, 0), BV8(0, 0, 0, 1, 1, 1, 1, 1)) + .quad BM8X8(BV8(1, 0, 0, 0, 1, 1, 1, 1), + BV8(1, 1, 0, 0, 0, 1, 1, 1), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 0, 0, 1), + BV8(1, 1, 1, 1, 1, 0, 0, 0), + BV8(0, 1, 1, 1, 1, 1, 0, 0), + BV8(0, 0, 1, 1, 1, 1, 1, 0), + BV8(0, 0, 0, 1, 1, 1, 1, 1)) /* AES inverse affine: */ #define tf_inv_const BV8(1, 0, 1, 0, 0, 0, 0, 0) @@ -781,6 +806,14 @@ BV8(0, 0, 1, 0, 1, 0, 0, 1), BV8(1, 0, 0, 1, 0, 1, 0, 0), BV8(0, 1, 0, 0, 1, 0, 1, 0)) + .quad BM8X8(BV8(0, 0, 1, 0, 0, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 0), + BV8(0, 1, 0, 0, 1, 0, 0, 1), + BV8(1, 0, 1, 0, 0, 1, 0, 0), + BV8(0, 1, 0, 1, 0, 0, 1, 0), + BV8(0, 0, 1, 0, 1, 0, 0, 1), + BV8(1, 0, 0, 1, 0, 1, 0, 0), + BV8(0, 1, 0, 0, 1, 0, 1, 0)) /* S2: */ #define tf_s2_const BV8(0, 1, 0, 0, 0, 1, 1, 1) @@ -793,6 +826,14 @@ BV8(1, 1, 0, 0, 1, 1, 1, 0), BV8(0, 1, 1, 0, 0, 0, 1, 1), BV8(1, 1, 1, 1, 0, 1, 1, 0)) + .quad BM8X8(BV8(0, 1, 0, 1, 0, 1, 1, 1), + BV8(0, 0, 1, 1, 1, 1, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 1), + BV8(1, 1, 0, 0, 0, 0, 1, 1), + BV8(0, 1, 0, 0, 0, 0, 1, 1), + BV8(1, 1, 0, 0, 1, 1, 1, 0), + BV8(0, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 1, 1, 0)) /* X2: */ #define tf_x2_const BV8(0, 0, 1, 1, 0, 1, 0, 0) @@ -805,6 +846,14 @@ BV8(0, 1, 1, 0, 1, 0, 1, 1), BV8(1, 0, 1, 1, 1, 1, 0, 1), BV8(1, 0, 0, 1, 0, 0, 1, 1)) + .quad BM8X8(BV8(0, 0, 0, 1, 1, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 1, 1, 0), + BV8(0, 0, 0, 0, 1, 0, 1, 0), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 0), + BV8(0, 1, 1, 0, 1, 0, 1, 1), + BV8(1, 0, 1, 1, 1, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 1)) /* Identity matrix: */ .Ltf_id_bitmatrix: @@ -816,6 +865,15 @@ BV8(0, 0, 0, 0, 0, 1, 0, 0), BV8(0, 0, 0, 0, 0, 0, 1, 0), BV8(0, 0, 0, 0, 0, 0, 0, 1)) + .quad BM8X8(BV8(1, 0, 0, 0, 0, 0, 0, 0), + BV8(0, 1, 0, 0, 0, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 0, 0, 0), + BV8(0, 0, 0, 1, 0, 0, 0, 0), + BV8(0, 0, 0, 0, 1, 0, 0, 0), + BV8(0, 0, 0, 0, 0, 1, 0, 0), + BV8(0, 0, 0, 0, 0, 0, 1, 0), + BV8(0, 0, 0, 0, 0, 0, 0, 1)) +#endif /* CONFIG_AS_GFNI */ /* 4-bit mask */ .section .rodata.cst4.L0f0f0f0f, "aM", @progbits, 4 @@ -874,7 +932,7 @@ SYM_FUNC_START_LOCAL(__aria_aesni_avx_crypt_16way) aria_fo(%xmm9, %xmm8, %xmm11, %xmm10, %xmm12, %xmm13, %xmm14, %xmm15, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %rax, %r9, 10); - cmpl $12, rounds(CTX); + cmpl $12, ARIA_CTX_rounds(CTX); jne .Laria_192; aria_ff(%xmm1, %xmm0, %xmm3, %xmm2, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -887,7 +945,7 @@ SYM_FUNC_START_LOCAL(__aria_aesni_avx_crypt_16way) aria_fo(%xmm9, %xmm8, %xmm11, %xmm10, %xmm12, %xmm13, %xmm14, %xmm15, %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %rax, %r9, 12); - cmpl $14, rounds(CTX); + cmpl $14, ARIA_CTX_rounds(CTX); jne .Laria_256; aria_ff(%xmm1, %xmm0, %xmm3, %xmm2, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -923,7 +981,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_encrypt_16way) FRAME_BEGIN - leaq enc_key(CTX), %r9; + leaq ARIA_CTX_enc_key(CTX), %r9; inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -948,7 +1006,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_decrypt_16way) FRAME_BEGIN - leaq dec_key(CTX), %r9; + leaq ARIA_CTX_dec_key(CTX), %r9; inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -1056,7 +1114,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_ctr_crypt_16way) leaq (%rdx), %r11; leaq (%rcx), %rsi; leaq (%rcx), %rdx; - leaq enc_key(CTX), %r9; + leaq ARIA_CTX_enc_key(CTX), %r9; call __aria_aesni_avx_crypt_16way; @@ -1084,6 +1142,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_ctr_crypt_16way) RET; SYM_FUNC_END(aria_aesni_avx_ctr_crypt_16way) +#ifdef CONFIG_AS_GFNI SYM_FUNC_START_LOCAL(__aria_aesni_avx_gfni_crypt_16way) /* input: * %r9: rk @@ -1157,7 +1216,7 @@ SYM_FUNC_START_LOCAL(__aria_aesni_avx_gfni_crypt_16way) %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %rax, %r9, 10); - cmpl $12, rounds(CTX); + cmpl $12, ARIA_CTX_rounds(CTX); jne .Laria_gfni_192; aria_ff_gfni(%xmm1, %xmm0, %xmm3, %xmm2, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -1174,7 +1233,7 @@ SYM_FUNC_START_LOCAL(__aria_aesni_avx_gfni_crypt_16way) %xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %rax, %r9, 12); - cmpl $14, rounds(CTX); + cmpl $14, ARIA_CTX_rounds(CTX); jne .Laria_gfni_256; aria_ff_gfni(%xmm1, %xmm0, %xmm3, %xmm2, %xmm4, %xmm5, %xmm6, %xmm7, @@ -1218,7 +1277,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_gfni_encrypt_16way) FRAME_BEGIN - leaq enc_key(CTX), %r9; + leaq ARIA_CTX_enc_key(CTX), %r9; inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -1243,7 +1302,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_gfni_decrypt_16way) FRAME_BEGIN - leaq dec_key(CTX), %r9; + leaq ARIA_CTX_dec_key(CTX), %r9; inpack16_pre(%xmm0, %xmm1, %xmm2, %xmm3, %xmm4, %xmm5, %xmm6, %xmm7, %xmm8, %xmm9, %xmm10, %xmm11, %xmm12, %xmm13, %xmm14, @@ -1275,7 +1334,7 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_gfni_ctr_crypt_16way) leaq (%rdx), %r11; leaq (%rcx), %rsi; leaq (%rcx), %rdx; - leaq enc_key(CTX), %r9; + leaq ARIA_CTX_enc_key(CTX), %r9; call __aria_aesni_avx_gfni_crypt_16way; @@ -1302,3 +1361,4 @@ SYM_TYPED_FUNC_START(aria_aesni_avx_gfni_ctr_crypt_16way) FRAME_END RET; SYM_FUNC_END(aria_aesni_avx_gfni_ctr_crypt_16way) +#endif /* CONFIG_AS_GFNI */ diff --git a/arch/x86/crypto/aria-aesni-avx2-asm_64.S b/arch/x86/crypto/aria-aesni-avx2-asm_64.S new file mode 100644 index 000000000000..82a14b4ad920 --- /dev/null +++ b/arch/x86/crypto/aria-aesni-avx2-asm_64.S @@ -0,0 +1,1441 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * ARIA Cipher 32-way parallel algorithm (AVX2) + * + * Copyright (c) 2022 Taehee Yoo <ap420073@gmail.com> + * + */ + +#include <linux/linkage.h> +#include <asm/frame.h> +#include <asm/asm-offsets.h> +#include <linux/cfi_types.h> + +/* register macros */ +#define CTX %rdi + +#define ymm0_x xmm0 +#define ymm1_x xmm1 +#define ymm2_x xmm2 +#define ymm3_x xmm3 +#define ymm4_x xmm4 +#define ymm5_x xmm5 +#define ymm6_x xmm6 +#define ymm7_x xmm7 +#define ymm8_x xmm8 +#define ymm9_x xmm9 +#define ymm10_x xmm10 +#define ymm11_x xmm11 +#define ymm12_x xmm12 +#define ymm13_x xmm13 +#define ymm14_x xmm14 +#define ymm15_x xmm15 + +#define BV8(a0, a1, a2, a3, a4, a5, a6, a7) \ + ( (((a0) & 1) << 0) | \ + (((a1) & 1) << 1) | \ + (((a2) & 1) << 2) | \ + (((a3) & 1) << 3) | \ + (((a4) & 1) << 4) | \ + (((a5) & 1) << 5) | \ + (((a6) & 1) << 6) | \ + (((a7) & 1) << 7) ) + +#define BM8X8(l0, l1, l2, l3, l4, l5, l6, l7) \ + ( ((l7) << (0 * 8)) | \ + ((l6) << (1 * 8)) | \ + ((l5) << (2 * 8)) | \ + ((l4) << (3 * 8)) | \ + ((l3) << (4 * 8)) | \ + ((l2) << (5 * 8)) | \ + ((l1) << (6 * 8)) | \ + ((l0) << (7 * 8)) ) + +#define inc_le128(x, minus_one, tmp) \ + vpcmpeqq minus_one, x, tmp; \ + vpsubq minus_one, x, x; \ + vpslldq $8, tmp, tmp; \ + vpsubq tmp, x, x; + +#define filter_8bit(x, lo_t, hi_t, mask4bit, tmp0) \ + vpand x, mask4bit, tmp0; \ + vpandn x, mask4bit, x; \ + vpsrld $4, x, x; \ + \ + vpshufb tmp0, lo_t, tmp0; \ + vpshufb x, hi_t, x; \ + vpxor tmp0, x, x; + +#define transpose_4x4(x0, x1, x2, x3, t1, t2) \ + vpunpckhdq x1, x0, t2; \ + vpunpckldq x1, x0, x0; \ + \ + vpunpckldq x3, x2, t1; \ + vpunpckhdq x3, x2, x2; \ + \ + vpunpckhqdq t1, x0, x1; \ + vpunpcklqdq t1, x0, x0; \ + \ + vpunpckhqdq x2, t2, x3; \ + vpunpcklqdq x2, t2, x2; + +#define byteslice_16x16b(a0, b0, c0, d0, \ + a1, b1, c1, d1, \ + a2, b2, c2, d2, \ + a3, b3, c3, d3, \ + st0, st1) \ + vmovdqu d2, st0; \ + vmovdqu d3, st1; \ + transpose_4x4(a0, a1, a2, a3, d2, d3); \ + transpose_4x4(b0, b1, b2, b3, d2, d3); \ + vmovdqu st0, d2; \ + vmovdqu st1, d3; \ + \ + vmovdqu a0, st0; \ + vmovdqu a1, st1; \ + transpose_4x4(c0, c1, c2, c3, a0, a1); \ + transpose_4x4(d0, d1, d2, d3, a0, a1); \ + \ + vbroadcasti128 .Lshufb_16x16b, a0; \ + vmovdqu st1, a1; \ + vpshufb a0, a2, a2; \ + vpshufb a0, a3, a3; \ + vpshufb a0, b0, b0; \ + vpshufb a0, b1, b1; \ + vpshufb a0, b2, b2; \ + vpshufb a0, b3, b3; \ + vpshufb a0, a1, a1; \ + vpshufb a0, c0, c0; \ + vpshufb a0, c1, c1; \ + vpshufb a0, c2, c2; \ + vpshufb a0, c3, c3; \ + vpshufb a0, d0, d0; \ + vpshufb a0, d1, d1; \ + vpshufb a0, d2, d2; \ + vpshufb a0, d3, d3; \ + vmovdqu d3, st1; \ + vmovdqu st0, d3; \ + vpshufb a0, d3, a0; \ + vmovdqu d2, st0; \ + \ + transpose_4x4(a0, b0, c0, d0, d2, d3); \ + transpose_4x4(a1, b1, c1, d1, d2, d3); \ + vmovdqu st0, d2; \ + vmovdqu st1, d3; \ + \ + vmovdqu b0, st0; \ + vmovdqu b1, st1; \ + transpose_4x4(a2, b2, c2, d2, b0, b1); \ + transpose_4x4(a3, b3, c3, d3, b0, b1); \ + vmovdqu st0, b0; \ + vmovdqu st1, b1; \ + /* does not adjust output bytes inside vectors */ + +#define debyteslice_16x16b(a0, b0, c0, d0, \ + a1, b1, c1, d1, \ + a2, b2, c2, d2, \ + a3, b3, c3, d3, \ + st0, st1) \ + vmovdqu d2, st0; \ + vmovdqu d3, st1; \ + transpose_4x4(a0, a1, a2, a3, d2, d3); \ + transpose_4x4(b0, b1, b2, b3, d2, d3); \ + vmovdqu st0, d2; \ + vmovdqu st1, d3; \ + \ + vmovdqu a0, st0; \ + vmovdqu a1, st1; \ + transpose_4x4(c0, c1, c2, c3, a0, a1); \ + transpose_4x4(d0, d1, d2, d3, a0, a1); \ + \ + vbroadcasti128 .Lshufb_16x16b, a0; \ + vmovdqu st1, a1; \ + vpshufb a0, a2, a2; \ + vpshufb a0, a3, a3; \ + vpshufb a0, b0, b0; \ + vpshufb a0, b1, b1; \ + vpshufb a0, b2, b2; \ + vpshufb a0, b3, b3; \ + vpshufb a0, a1, a1; \ + vpshufb a0, c0, c0; \ + vpshufb a0, c1, c1; \ + vpshufb a0, c2, c2; \ + vpshufb a0, c3, c3; \ + vpshufb a0, d0, d0; \ + vpshufb a0, d1, d1; \ + vpshufb a0, d2, d2; \ + vpshufb a0, d3, d3; \ + vmovdqu d3, st1; \ + vmovdqu st0, d3; \ + vpshufb a0, d3, a0; \ + vmovdqu d2, st0; \ + \ + transpose_4x4(c0, d0, a0, b0, d2, d3); \ + transpose_4x4(c1, d1, a1, b1, d2, d3); \ + vmovdqu st0, d2; \ + vmovdqu st1, d3; \ + \ + vmovdqu b0, st0; \ + vmovdqu b1, st1; \ + transpose_4x4(c2, d2, a2, b2, b0, b1); \ + transpose_4x4(c3, d3, a3, b3, b0, b1); \ + vmovdqu st0, b0; \ + vmovdqu st1, b1; \ + /* does not adjust output bytes inside vectors */ + +/* load blocks to registers and apply pre-whitening */ +#define inpack16_pre(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + rio) \ + vmovdqu (0 * 32)(rio), x0; \ + vmovdqu (1 * 32)(rio), x1; \ + vmovdqu (2 * 32)(rio), x2; \ + vmovdqu (3 * 32)(rio), x3; \ + vmovdqu (4 * 32)(rio), x4; \ + vmovdqu (5 * 32)(rio), x5; \ + vmovdqu (6 * 32)(rio), x6; \ + vmovdqu (7 * 32)(rio), x7; \ + vmovdqu (8 * 32)(rio), y0; \ + vmovdqu (9 * 32)(rio), y1; \ + vmovdqu (10 * 32)(rio), y2; \ + vmovdqu (11 * 32)(rio), y3; \ + vmovdqu (12 * 32)(rio), y4; \ + vmovdqu (13 * 32)(rio), y5; \ + vmovdqu (14 * 32)(rio), y6; \ + vmovdqu (15 * 32)(rio), y7; + +/* byteslice pre-whitened blocks and store to temporary memory */ +#define inpack16_post(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_ab, mem_cd) \ + byteslice_16x16b(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + (mem_ab), (mem_cd)); \ + \ + vmovdqu x0, 0 * 32(mem_ab); \ + vmovdqu x1, 1 * 32(mem_ab); \ + vmovdqu x2, 2 * 32(mem_ab); \ + vmovdqu x3, 3 * 32(mem_ab); \ + vmovdqu x4, 4 * 32(mem_ab); \ + vmovdqu x5, 5 * 32(mem_ab); \ + vmovdqu x6, 6 * 32(mem_ab); \ + vmovdqu x7, 7 * 32(mem_ab); \ + vmovdqu y0, 0 * 32(mem_cd); \ + vmovdqu y1, 1 * 32(mem_cd); \ + vmovdqu y2, 2 * 32(mem_cd); \ + vmovdqu y3, 3 * 32(mem_cd); \ + vmovdqu y4, 4 * 32(mem_cd); \ + vmovdqu y5, 5 * 32(mem_cd); \ + vmovdqu y6, 6 * 32(mem_cd); \ + vmovdqu y7, 7 * 32(mem_cd); + +#define write_output(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem) \ + vmovdqu x0, 0 * 32(mem); \ + vmovdqu x1, 1 * 32(mem); \ + vmovdqu x2, 2 * 32(mem); \ + vmovdqu x3, 3 * 32(mem); \ + vmovdqu x4, 4 * 32(mem); \ + vmovdqu x5, 5 * 32(mem); \ + vmovdqu x6, 6 * 32(mem); \ + vmovdqu x7, 7 * 32(mem); \ + vmovdqu y0, 8 * 32(mem); \ + vmovdqu y1, 9 * 32(mem); \ + vmovdqu y2, 10 * 32(mem); \ + vmovdqu y3, 11 * 32(mem); \ + vmovdqu y4, 12 * 32(mem); \ + vmovdqu y5, 13 * 32(mem); \ + vmovdqu y6, 14 * 32(mem); \ + vmovdqu y7, 15 * 32(mem); \ + +#define aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, idx) \ + vmovdqu x0, ((idx + 0) * 32)(mem_tmp); \ + vmovdqu x1, ((idx + 1) * 32)(mem_tmp); \ + vmovdqu x2, ((idx + 2) * 32)(mem_tmp); \ + vmovdqu x3, ((idx + 3) * 32)(mem_tmp); \ + vmovdqu x4, ((idx + 4) * 32)(mem_tmp); \ + vmovdqu x5, ((idx + 5) * 32)(mem_tmp); \ + vmovdqu x6, ((idx + 6) * 32)(mem_tmp); \ + vmovdqu x7, ((idx + 7) * 32)(mem_tmp); + +#define aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, idx) \ + vmovdqu ((idx + 0) * 32)(mem_tmp), x0; \ + vmovdqu ((idx + 1) * 32)(mem_tmp), x1; \ + vmovdqu ((idx + 2) * 32)(mem_tmp), x2; \ + vmovdqu ((idx + 3) * 32)(mem_tmp), x3; \ + vmovdqu ((idx + 4) * 32)(mem_tmp), x4; \ + vmovdqu ((idx + 5) * 32)(mem_tmp), x5; \ + vmovdqu ((idx + 6) * 32)(mem_tmp), x6; \ + vmovdqu ((idx + 7) * 32)(mem_tmp), x7; + +#define aria_ark_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + t0, rk, idx, round) \ + /* AddRoundKey */ \ + vpbroadcastb ((round * 16) + idx + 3)(rk), t0; \ + vpxor t0, x0, x0; \ + vpbroadcastb ((round * 16) + idx + 2)(rk), t0; \ + vpxor t0, x1, x1; \ + vpbroadcastb ((round * 16) + idx + 1)(rk), t0; \ + vpxor t0, x2, x2; \ + vpbroadcastb ((round * 16) + idx + 0)(rk), t0; \ + vpxor t0, x3, x3; \ + vpbroadcastb ((round * 16) + idx + 7)(rk), t0; \ + vpxor t0, x4, x4; \ + vpbroadcastb ((round * 16) + idx + 6)(rk), t0; \ + vpxor t0, x5, x5; \ + vpbroadcastb ((round * 16) + idx + 5)(rk), t0; \ + vpxor t0, x6, x6; \ + vpbroadcastb ((round * 16) + idx + 4)(rk), t0; \ + vpxor t0, x7, x7; + +#ifdef CONFIG_AS_GFNI +#define aria_sbox_8way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + t0, t1, t2, t3, \ + t4, t5, t6, t7) \ + vpbroadcastq .Ltf_s2_bitmatrix, t0; \ + vpbroadcastq .Ltf_inv_bitmatrix, t1; \ + vpbroadcastq .Ltf_id_bitmatrix, t2; \ + vpbroadcastq .Ltf_aff_bitmatrix, t3; \ + vpbroadcastq .Ltf_x2_bitmatrix, t4; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x1, x1; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x5, x5; \ + vgf2p8affineqb $(tf_inv_const), t1, x2, x2; \ + vgf2p8affineqb $(tf_inv_const), t1, x6, x6; \ + vgf2p8affineinvqb $0, t2, x2, x2; \ + vgf2p8affineinvqb $0, t2, x6, x6; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x0, x0; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x4, x4; \ + vgf2p8affineqb $(tf_x2_const), t4, x3, x3; \ + vgf2p8affineqb $(tf_x2_const), t4, x7, x7; \ + vgf2p8affineinvqb $0, t2, x3, x3; \ + vgf2p8affineinvqb $0, t2, x7, x7 + +#endif /* CONFIG_AS_GFNI */ +#define aria_sbox_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + t0, t1, t2, t3, \ + t4, t5, t6, t7) \ + vpxor t7, t7, t7; \ + vpxor t6, t6, t6; \ + vbroadcasti128 .Linv_shift_row, t0; \ + vbroadcasti128 .Lshift_row, t1; \ + vbroadcasti128 .Ltf_lo__inv_aff__and__s2, t2; \ + vbroadcasti128 .Ltf_hi__inv_aff__and__s2, t3; \ + vbroadcasti128 .Ltf_lo__x2__and__fwd_aff, t4; \ + vbroadcasti128 .Ltf_hi__x2__and__fwd_aff, t5; \ + \ + vextracti128 $1, x0, t6##_x; \ + vaesenclast t7##_x, x0##_x, x0##_x; \ + vaesenclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x0, x0; \ + \ + vextracti128 $1, x4, t6##_x; \ + vaesenclast t7##_x, x4##_x, x4##_x; \ + vaesenclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x4, x4; \ + \ + vextracti128 $1, x1, t6##_x; \ + vaesenclast t7##_x, x1##_x, x1##_x; \ + vaesenclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x1, x1; \ + \ + vextracti128 $1, x5, t6##_x; \ + vaesenclast t7##_x, x5##_x, x5##_x; \ + vaesenclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x5, x5; \ + \ + vextracti128 $1, x2, t6##_x; \ + vaesdeclast t7##_x, x2##_x, x2##_x; \ + vaesdeclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x2, x2; \ + \ + vextracti128 $1, x6, t6##_x; \ + vaesdeclast t7##_x, x6##_x, x6##_x; \ + vaesdeclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x6, x6; \ + \ + vpbroadcastd .L0f0f0f0f, t6; \ + \ + /* AES inverse shift rows */ \ + vpshufb t0, x0, x0; \ + vpshufb t0, x4, x4; \ + vpshufb t0, x1, x1; \ + vpshufb t0, x5, x5; \ + vpshufb t1, x3, x3; \ + vpshufb t1, x7, x7; \ + vpshufb t1, x2, x2; \ + vpshufb t1, x6, x6; \ + \ + /* affine transformation for S2 */ \ + filter_8bit(x1, t2, t3, t6, t0); \ + /* affine transformation for S2 */ \ + filter_8bit(x5, t2, t3, t6, t0); \ + \ + /* affine transformation for X2 */ \ + filter_8bit(x3, t4, t5, t6, t0); \ + /* affine transformation for X2 */ \ + filter_8bit(x7, t4, t5, t6, t0); \ + \ + vpxor t6, t6, t6; \ + vextracti128 $1, x3, t6##_x; \ + vaesdeclast t7##_x, x3##_x, x3##_x; \ + vaesdeclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x3, x3; \ + \ + vextracti128 $1, x7, t6##_x; \ + vaesdeclast t7##_x, x7##_x, x7##_x; \ + vaesdeclast t7##_x, t6##_x, t6##_x; \ + vinserti128 $1, t6##_x, x7, x7; \ + +#define aria_diff_m(x0, x1, x2, x3, \ + t0, t1, t2, t3) \ + /* T = rotr32(X, 8); */ \ + /* X ^= T */ \ + vpxor x0, x3, t0; \ + vpxor x1, x0, t1; \ + vpxor x2, x1, t2; \ + vpxor x3, x2, t3; \ + /* X = T ^ rotr(X, 16); */ \ + vpxor t2, x0, x0; \ + vpxor x1, t3, t3; \ + vpxor t0, x2, x2; \ + vpxor t1, x3, x1; \ + vmovdqu t3, x3; + +#define aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7) \ + /* t1 ^= t2; */ \ + vpxor y0, x4, x4; \ + vpxor y1, x5, x5; \ + vpxor y2, x6, x6; \ + vpxor y3, x7, x7; \ + \ + /* t2 ^= t3; */ \ + vpxor y4, y0, y0; \ + vpxor y5, y1, y1; \ + vpxor y6, y2, y2; \ + vpxor y7, y3, y3; \ + \ + /* t0 ^= t1; */ \ + vpxor x4, x0, x0; \ + vpxor x5, x1, x1; \ + vpxor x6, x2, x2; \ + vpxor x7, x3, x3; \ + \ + /* t3 ^= t1; */ \ + vpxor x4, y4, y4; \ + vpxor x5, y5, y5; \ + vpxor x6, y6, y6; \ + vpxor x7, y7, y7; \ + \ + /* t2 ^= t0; */ \ + vpxor x0, y0, y0; \ + vpxor x1, y1, y1; \ + vpxor x2, y2, y2; \ + vpxor x3, y3, y3; \ + \ + /* t1 ^= t2; */ \ + vpxor y0, x4, x4; \ + vpxor y1, x5, x5; \ + vpxor y2, x6, x6; \ + vpxor y3, x7, x7; + +#define aria_fe(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T3 = ABCD -> BADC \ + * T3 = y4, y5, y6, y7 -> y5, y4, y7, y6 \ + * T0 = ABCD -> CDAB \ + * T0 = x0, x1, x2, x3 -> x2, x3, x0, x1 \ + * T1 = ABCD -> DCBA \ + * T1 = x4, x5, x6, x7 -> x7, x6, x5, x4 \ + */ \ + aria_diff_word(x2, x3, x0, x1, \ + x7, x6, x5, x4, \ + y0, y1, y2, y3, \ + y5, y4, y7, y6); \ + aria_store_state_8way(x3, x2, x1, x0, \ + x6, x7, x4, x5, \ + mem_tmp, 0); + +#define aria_fo(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T1 = ABCD -> BADC \ + * T1 = x4, x5, x6, x7 -> x5, x4, x7, x6 \ + * T2 = ABCD -> CDAB \ + * T2 = y0, y1, y2, y3, -> y2, y3, y0, y1 \ + * T3 = ABCD -> DCBA \ + * T3 = y4, y5, y6, y7 -> y7, y6, y5, y4 \ + */ \ + aria_diff_word(x0, x1, x2, x3, \ + x5, x4, x7, x6, \ + y2, y3, y0, y1, \ + y7, y6, y5, y4); \ + aria_store_state_8way(x3, x2, x1, x0, \ + x6, x7, x4, x5, \ + mem_tmp, 0); + +#define aria_ff(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round, last_round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, last_round); \ + \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way(x2, x3, x0, x1, x6, x7, x4, x5, \ + y0, y1, y2, y3, y4, y5, y6, y7); \ + \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, last_round); \ + \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); +#ifdef CONFIG_AS_GFNI +#define aria_fe_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T3 = ABCD -> BADC \ + * T3 = y4, y5, y6, y7 -> y5, y4, y7, y6 \ + * T0 = ABCD -> CDAB \ + * T0 = x0, x1, x2, x3 -> x2, x3, x0, x1 \ + * T1 = ABCD -> DCBA \ + * T1 = x4, x5, x6, x7 -> x7, x6, x5, x4 \ + */ \ + aria_diff_word(x2, x3, x0, x1, \ + x7, x6, x5, x4, \ + y0, y1, y2, y3, \ + y5, y4, y7, y6); \ + aria_store_state_8way(x3, x2, x1, x0, \ + x6, x7, x4, x5, \ + mem_tmp, 0); + +#define aria_fo_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_diff_m(x0, x1, x2, x3, y0, y1, y2, y3); \ + aria_diff_m(x4, x5, x6, x7, y0, y1, y2, y3); \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T1 = ABCD -> BADC \ + * T1 = x4, x5, x6, x7 -> x5, x4, x7, x6 \ + * T2 = ABCD -> CDAB \ + * T2 = y0, y1, y2, y3, -> y2, y3, y0, y1 \ + * T3 = ABCD -> DCBA \ + * T3 = y4, y5, y6, y7 -> y7, y6, y5, y4 \ + */ \ + aria_diff_word(x0, x1, x2, x3, \ + x5, x4, x7, x6, \ + y2, y3, y0, y1, \ + y7, y6, y5, y4); \ + aria_store_state_8way(x3, x2, x1, x0, \ + x6, x7, x4, x5, \ + mem_tmp, 0); + +#define aria_ff_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, rk, round, last_round) \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, round); \ + \ + aria_sbox_8way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 8, last_round); \ + \ + aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 8); \ + \ + aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, 0); \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, round); \ + \ + aria_sbox_8way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + \ + aria_ark_8way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, rk, 0, last_round); \ + \ + aria_load_state_8way(y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_tmp, 8); +#endif /* CONFIG_AS_GFNI */ + +.section .rodata.cst32.shufb_16x16b, "aM", @progbits, 32 +.align 32 +#define SHUFB_BYTES(idx) \ + 0 + (idx), 4 + (idx), 8 + (idx), 12 + (idx) +.Lshufb_16x16b: + .byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3) + .byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3) + +.section .rodata.cst16, "aM", @progbits, 16 +.align 16 +/* For isolating SubBytes from AESENCLAST, inverse shift row */ +.Linv_shift_row: + .byte 0x00, 0x0d, 0x0a, 0x07, 0x04, 0x01, 0x0e, 0x0b + .byte 0x08, 0x05, 0x02, 0x0f, 0x0c, 0x09, 0x06, 0x03 +.Lshift_row: + .byte 0x00, 0x05, 0x0a, 0x0f, 0x04, 0x09, 0x0e, 0x03 + .byte 0x08, 0x0d, 0x02, 0x07, 0x0c, 0x01, 0x06, 0x0b +/* For CTR-mode IV byteswap */ +.Lbswap128_mask: + .byte 0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08 + .byte 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00 + +/* AES inverse affine and S2 combined: + * 1 1 0 0 0 0 0 1 x0 0 + * 0 1 0 0 1 0 0 0 x1 0 + * 1 1 0 0 1 1 1 1 x2 0 + * 0 1 1 0 1 0 0 1 x3 1 + * 0 1 0 0 1 1 0 0 * x4 + 0 + * 0 1 0 1 1 0 0 0 x5 0 + * 0 0 0 0 0 1 0 1 x6 0 + * 1 1 1 0 0 1 1 1 x7 1 + */ +.Ltf_lo__inv_aff__and__s2: + .octa 0x92172DA81A9FA520B2370D883ABF8500 +.Ltf_hi__inv_aff__and__s2: + .octa 0x2B15FFC1AF917B45E6D8320C625CB688 + +/* X2 and AES forward affine combined: + * 1 0 1 1 0 0 0 1 x0 0 + * 0 1 1 1 1 0 1 1 x1 0 + * 0 0 0 1 1 0 1 0 x2 1 + * 0 1 0 0 0 1 0 0 x3 0 + * 0 0 1 1 1 0 1 1 * x4 + 0 + * 0 1 0 0 1 0 0 0 x5 0 + * 1 1 0 1 0 0 1 1 x6 0 + * 0 1 0 0 1 0 1 0 x7 0 + */ +.Ltf_lo__x2__and__fwd_aff: + .octa 0xEFAE0544FCBD1657B8F95213ABEA4100 +.Ltf_hi__x2__and__fwd_aff: + .octa 0x3F893781E95FE1576CDA64D2BA0CB204 + +#ifdef CONFIG_AS_GFNI +.section .rodata.cst8, "aM", @progbits, 8 +.align 8 +/* AES affine: */ +#define tf_aff_const BV8(1, 1, 0, 0, 0, 1, 1, 0) +.Ltf_aff_bitmatrix: + .quad BM8X8(BV8(1, 0, 0, 0, 1, 1, 1, 1), + BV8(1, 1, 0, 0, 0, 1, 1, 1), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 0, 0, 1), + BV8(1, 1, 1, 1, 1, 0, 0, 0), + BV8(0, 1, 1, 1, 1, 1, 0, 0), + BV8(0, 0, 1, 1, 1, 1, 1, 0), + BV8(0, 0, 0, 1, 1, 1, 1, 1)) + +/* AES inverse affine: */ +#define tf_inv_const BV8(1, 0, 1, 0, 0, 0, 0, 0) +.Ltf_inv_bitmatrix: + .quad BM8X8(BV8(0, 0, 1, 0, 0, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 0), + BV8(0, 1, 0, 0, 1, 0, 0, 1), + BV8(1, 0, 1, 0, 0, 1, 0, 0), + BV8(0, 1, 0, 1, 0, 0, 1, 0), + BV8(0, 0, 1, 0, 1, 0, 0, 1), + BV8(1, 0, 0, 1, 0, 1, 0, 0), + BV8(0, 1, 0, 0, 1, 0, 1, 0)) + +/* S2: */ +#define tf_s2_const BV8(0, 1, 0, 0, 0, 1, 1, 1) +.Ltf_s2_bitmatrix: + .quad BM8X8(BV8(0, 1, 0, 1, 0, 1, 1, 1), + BV8(0, 0, 1, 1, 1, 1, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 1), + BV8(1, 1, 0, 0, 0, 0, 1, 1), + BV8(0, 1, 0, 0, 0, 0, 1, 1), + BV8(1, 1, 0, 0, 1, 1, 1, 0), + BV8(0, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 1, 1, 0)) + +/* X2: */ +#define tf_x2_const BV8(0, 0, 1, 1, 0, 1, 0, 0) +.Ltf_x2_bitmatrix: + .quad BM8X8(BV8(0, 0, 0, 1, 1, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 1, 1, 0), + BV8(0, 0, 0, 0, 1, 0, 1, 0), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 0), + BV8(0, 1, 1, 0, 1, 0, 1, 1), + BV8(1, 0, 1, 1, 1, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 1)) + +/* Identity matrix: */ +.Ltf_id_bitmatrix: + .quad BM8X8(BV8(1, 0, 0, 0, 0, 0, 0, 0), + BV8(0, 1, 0, 0, 0, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 0, 0, 0), + BV8(0, 0, 0, 1, 0, 0, 0, 0), + BV8(0, 0, 0, 0, 1, 0, 0, 0), + BV8(0, 0, 0, 0, 0, 1, 0, 0), + BV8(0, 0, 0, 0, 0, 0, 1, 0), + BV8(0, 0, 0, 0, 0, 0, 0, 1)) + +#endif /* CONFIG_AS_GFNI */ + +/* 4-bit mask */ +.section .rodata.cst4.L0f0f0f0f, "aM", @progbits, 4 +.align 4 +.L0f0f0f0f: + .long 0x0f0f0f0f + +.text + +SYM_FUNC_START_LOCAL(__aria_aesni_avx2_crypt_32way) + /* input: + * %r9: rk + * %rsi: dst + * %rdx: src + * %ymm0..%ymm15: byte-sliced blocks + */ + + FRAME_BEGIN + + movq %rsi, %rax; + leaq 8 * 32(%rax), %r8; + + inpack16_post(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r8); + aria_fo(%ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 0); + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 1); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 2); + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 3); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 4); + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 5); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 6); + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 7); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 8); + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 9); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 10); + cmpl $12, ARIA_CTX_rounds(CTX); + jne .Laria_192; + aria_ff(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 11, 12); + jmp .Laria_end; +.Laria_192: + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 11); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 12); + cmpl $14, ARIA_CTX_rounds(CTX); + jne .Laria_256; + aria_ff(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 13, 14); + jmp .Laria_end; +.Laria_256: + aria_fe(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 13); + aria_fo(%ymm9, %ymm8, %ymm11, %ymm10, %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 14); + aria_ff(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 15, 16); +.Laria_end: + debyteslice_16x16b(%ymm8, %ymm12, %ymm1, %ymm4, + %ymm9, %ymm13, %ymm0, %ymm5, + %ymm10, %ymm14, %ymm3, %ymm6, + %ymm11, %ymm15, %ymm2, %ymm7, + (%rax), (%r8)); + + FRAME_END + RET; +SYM_FUNC_END(__aria_aesni_avx2_crypt_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_encrypt_32way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_enc_key(CTX), %r9; + + inpack16_pre(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rdx); + + call __aria_aesni_avx2_crypt_32way; + + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_encrypt_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_decrypt_32way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_dec_key(CTX), %r9; + + inpack16_pre(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rdx); + + call __aria_aesni_avx2_crypt_32way; + + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_decrypt_32way) + +SYM_FUNC_START_LOCAL(__aria_aesni_avx2_ctr_gen_keystream_32way) + /* input: + * %rdi: ctx + * %rsi: dst + * %rdx: src + * %rcx: keystream + * %r8: iv (big endian, 128bit) + */ + + FRAME_BEGIN + movq 8(%r8), %r11; + bswapq %r11; + + vbroadcasti128 .Lbswap128_mask (%rip), %ymm6; + vpcmpeqd %ymm0, %ymm0, %ymm0; + vpsrldq $8, %ymm0, %ymm0; /* ab: -1:0 ; cd: -1:0 */ + vpaddq %ymm0, %ymm0, %ymm5; /* ab: -2:0 ; cd: -2:0 */ + + /* load IV and byteswap */ + vmovdqu (%r8), %xmm7; + vpshufb %xmm6, %xmm7, %xmm7; + vmovdqa %xmm7, %xmm3; + inc_le128(%xmm7, %xmm0, %xmm4); + vinserti128 $1, %xmm7, %ymm3, %ymm3; + vpshufb %ymm6, %ymm3, %ymm8; /* +1 ; +0 */ + + /* check need for handling 64-bit overflow and carry */ + cmpq $(0xffffffffffffffff - 32), %r11; + ja .Lhandle_ctr_carry; + + /* construct IVs */ + vpsubq %ymm5, %ymm3, %ymm3; /* +3 ; +2 */ + vpshufb %ymm6, %ymm3, %ymm9; + vpsubq %ymm5, %ymm3, %ymm3; /* +5 ; +4 */ + vpshufb %ymm6, %ymm3, %ymm10; + vpsubq %ymm5, %ymm3, %ymm3; /* +7 ; +6 */ + vpshufb %ymm6, %ymm3, %ymm11; + vpsubq %ymm5, %ymm3, %ymm3; /* +9 ; +8 */ + vpshufb %ymm6, %ymm3, %ymm12; + vpsubq %ymm5, %ymm3, %ymm3; /* +11 ; +10 */ + vpshufb %ymm6, %ymm3, %ymm13; + vpsubq %ymm5, %ymm3, %ymm3; /* +13 ; +12 */ + vpshufb %ymm6, %ymm3, %ymm14; + vpsubq %ymm5, %ymm3, %ymm3; /* +15 ; +14 */ + vpshufb %ymm6, %ymm3, %ymm15; + vmovdqu %ymm8, (0 * 32)(%rcx); + vmovdqu %ymm9, (1 * 32)(%rcx); + vmovdqu %ymm10, (2 * 32)(%rcx); + vmovdqu %ymm11, (3 * 32)(%rcx); + vmovdqu %ymm12, (4 * 32)(%rcx); + vmovdqu %ymm13, (5 * 32)(%rcx); + vmovdqu %ymm14, (6 * 32)(%rcx); + vmovdqu %ymm15, (7 * 32)(%rcx); + + vpsubq %ymm5, %ymm3, %ymm3; /* +17 ; +16 */ + vpshufb %ymm6, %ymm3, %ymm8; + vpsubq %ymm5, %ymm3, %ymm3; /* +19 ; +18 */ + vpshufb %ymm6, %ymm3, %ymm9; + vpsubq %ymm5, %ymm3, %ymm3; /* +21 ; +20 */ + vpshufb %ymm6, %ymm3, %ymm10; + vpsubq %ymm5, %ymm3, %ymm3; /* +23 ; +22 */ + vpshufb %ymm6, %ymm3, %ymm11; + vpsubq %ymm5, %ymm3, %ymm3; /* +25 ; +24 */ + vpshufb %ymm6, %ymm3, %ymm12; + vpsubq %ymm5, %ymm3, %ymm3; /* +27 ; +26 */ + vpshufb %ymm6, %ymm3, %ymm13; + vpsubq %ymm5, %ymm3, %ymm3; /* +29 ; +28 */ + vpshufb %ymm6, %ymm3, %ymm14; + vpsubq %ymm5, %ymm3, %ymm3; /* +31 ; +30 */ + vpshufb %ymm6, %ymm3, %ymm15; + vpsubq %ymm5, %ymm3, %ymm3; /* +32 */ + vpshufb %xmm6, %xmm3, %xmm3; + vmovdqu %xmm3, (%r8); + vmovdqu (0 * 32)(%rcx), %ymm0; + vmovdqu (1 * 32)(%rcx), %ymm1; + vmovdqu (2 * 32)(%rcx), %ymm2; + vmovdqu (3 * 32)(%rcx), %ymm3; + vmovdqu (4 * 32)(%rcx), %ymm4; + vmovdqu (5 * 32)(%rcx), %ymm5; + vmovdqu (6 * 32)(%rcx), %ymm6; + vmovdqu (7 * 32)(%rcx), %ymm7; + jmp .Lctr_carry_done; + + .Lhandle_ctr_carry: + /* construct IVs */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm9; /* +3 ; +2 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm10; /* +5 ; +4 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm11; /* +7 ; +6 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm12; /* +9 ; +8 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm13; /* +11 ; +10 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm14; /* +13 ; +12 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm15; /* +15 ; +14 */ + vmovdqu %ymm8, (0 * 32)(%rcx); + vmovdqu %ymm9, (1 * 32)(%rcx); + vmovdqu %ymm10, (2 * 32)(%rcx); + vmovdqu %ymm11, (3 * 32)(%rcx); + vmovdqu %ymm12, (4 * 32)(%rcx); + vmovdqu %ymm13, (5 * 32)(%rcx); + vmovdqu %ymm14, (6 * 32)(%rcx); + vmovdqu %ymm15, (7 * 32)(%rcx); + + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm8; /* +17 ; +16 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm9; /* +19 ; +18 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm10; /* +21 ; +20 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm11; /* +23 ; +22 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm12; /* +25 ; +24 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm13; /* +27 ; +26 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm14; /* +29 ; +28 */ + inc_le128(%ymm3, %ymm0, %ymm4); + inc_le128(%ymm3, %ymm0, %ymm4); + vpshufb %ymm6, %ymm3, %ymm15; /* +31 ; +30 */ + inc_le128(%ymm3, %ymm0, %ymm4); + vextracti128 $1, %ymm3, %xmm3; + vpshufb %xmm6, %xmm3, %xmm3; /* +32 */ + vmovdqu %xmm3, (%r8); + vmovdqu (0 * 32)(%rcx), %ymm0; + vmovdqu (1 * 32)(%rcx), %ymm1; + vmovdqu (2 * 32)(%rcx), %ymm2; + vmovdqu (3 * 32)(%rcx), %ymm3; + vmovdqu (4 * 32)(%rcx), %ymm4; + vmovdqu (5 * 32)(%rcx), %ymm5; + vmovdqu (6 * 32)(%rcx), %ymm6; + vmovdqu (7 * 32)(%rcx), %ymm7; + + .Lctr_carry_done: + + FRAME_END + RET; +SYM_FUNC_END(__aria_aesni_avx2_ctr_gen_keystream_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_ctr_crypt_32way) + /* input: + * %rdi: ctx + * %rsi: dst + * %rdx: src + * %rcx: keystream + * %r8: iv (big endian, 128bit) + */ + FRAME_BEGIN + + call __aria_aesni_avx2_ctr_gen_keystream_32way; + + leaq (%rsi), %r10; + leaq (%rdx), %r11; + leaq (%rcx), %rsi; + leaq (%rcx), %rdx; + leaq ARIA_CTX_enc_key(CTX), %r9; + + call __aria_aesni_avx2_crypt_32way; + + vpxor (0 * 32)(%r11), %ymm1, %ymm1; + vpxor (1 * 32)(%r11), %ymm0, %ymm0; + vpxor (2 * 32)(%r11), %ymm3, %ymm3; + vpxor (3 * 32)(%r11), %ymm2, %ymm2; + vpxor (4 * 32)(%r11), %ymm4, %ymm4; + vpxor (5 * 32)(%r11), %ymm5, %ymm5; + vpxor (6 * 32)(%r11), %ymm6, %ymm6; + vpxor (7 * 32)(%r11), %ymm7, %ymm7; + vpxor (8 * 32)(%r11), %ymm8, %ymm8; + vpxor (9 * 32)(%r11), %ymm9, %ymm9; + vpxor (10 * 32)(%r11), %ymm10, %ymm10; + vpxor (11 * 32)(%r11), %ymm11, %ymm11; + vpxor (12 * 32)(%r11), %ymm12, %ymm12; + vpxor (13 * 32)(%r11), %ymm13, %ymm13; + vpxor (14 * 32)(%r11), %ymm14, %ymm14; + vpxor (15 * 32)(%r11), %ymm15, %ymm15; + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %r10); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_ctr_crypt_32way) + +#ifdef CONFIG_AS_GFNI +SYM_FUNC_START_LOCAL(__aria_aesni_avx2_gfni_crypt_32way) + /* input: + * %r9: rk + * %rsi: dst + * %rdx: src + * %ymm0..%ymm15: 16 byte-sliced blocks + */ + + FRAME_BEGIN + + movq %rsi, %rax; + leaq 8 * 32(%rax), %r8; + + inpack16_post(%ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r8); + aria_fo_gfni(%ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 0); + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 1); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 2); + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 3); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 4); + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 5); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 6); + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 7); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 8); + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 9); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 10); + cmpl $12, ARIA_CTX_rounds(CTX); + jne .Laria_gfni_192; + aria_ff_gfni(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 11, 12); + jmp .Laria_gfni_end; +.Laria_gfni_192: + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 11); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 12); + cmpl $14, ARIA_CTX_rounds(CTX); + jne .Laria_gfni_256; + aria_ff_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 13, 14); + jmp .Laria_gfni_end; +.Laria_gfni_256: + aria_fe_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 13); + aria_fo_gfni(%ymm9, %ymm8, %ymm11, %ymm10, + %ymm12, %ymm13, %ymm14, %ymm15, + %ymm0, %ymm1, %ymm2, %ymm3, + %ymm4, %ymm5, %ymm6, %ymm7, + %rax, %r9, 14); + aria_ff_gfni(%ymm1, %ymm0, %ymm3, %ymm2, + %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, + %ymm12, %ymm13, %ymm14, + %ymm15, %rax, %r9, 15, 16); +.Laria_gfni_end: + debyteslice_16x16b(%ymm8, %ymm12, %ymm1, %ymm4, + %ymm9, %ymm13, %ymm0, %ymm5, + %ymm10, %ymm14, %ymm3, %ymm6, + %ymm11, %ymm15, %ymm2, %ymm7, + (%rax), (%r8)); + + FRAME_END + RET; +SYM_FUNC_END(__aria_aesni_avx2_gfni_crypt_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_gfni_encrypt_32way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_enc_key(CTX), %r9; + + inpack16_pre(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rdx); + + call __aria_aesni_avx2_gfni_crypt_32way; + + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_gfni_encrypt_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_gfni_decrypt_32way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_dec_key(CTX), %r9; + + inpack16_pre(%ymm0, %ymm1, %ymm2, %ymm3, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rdx); + + call __aria_aesni_avx2_gfni_crypt_32way; + + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_gfni_decrypt_32way) + +SYM_TYPED_FUNC_START(aria_aesni_avx2_gfni_ctr_crypt_32way) + /* input: + * %rdi: ctx + * %rsi: dst + * %rdx: src + * %rcx: keystream + * %r8: iv (big endian, 128bit) + */ + FRAME_BEGIN + + call __aria_aesni_avx2_ctr_gen_keystream_32way + + leaq (%rsi), %r10; + leaq (%rdx), %r11; + leaq (%rcx), %rsi; + leaq (%rcx), %rdx; + leaq ARIA_CTX_enc_key(CTX), %r9; + + call __aria_aesni_avx2_gfni_crypt_32way; + + vpxor (0 * 32)(%r11), %ymm1, %ymm1; + vpxor (1 * 32)(%r11), %ymm0, %ymm0; + vpxor (2 * 32)(%r11), %ymm3, %ymm3; + vpxor (3 * 32)(%r11), %ymm2, %ymm2; + vpxor (4 * 32)(%r11), %ymm4, %ymm4; + vpxor (5 * 32)(%r11), %ymm5, %ymm5; + vpxor (6 * 32)(%r11), %ymm6, %ymm6; + vpxor (7 * 32)(%r11), %ymm7, %ymm7; + vpxor (8 * 32)(%r11), %ymm8, %ymm8; + vpxor (9 * 32)(%r11), %ymm9, %ymm9; + vpxor (10 * 32)(%r11), %ymm10, %ymm10; + vpxor (11 * 32)(%r11), %ymm11, %ymm11; + vpxor (12 * 32)(%r11), %ymm12, %ymm12; + vpxor (13 * 32)(%r11), %ymm13, %ymm13; + vpxor (14 * 32)(%r11), %ymm14, %ymm14; + vpxor (15 * 32)(%r11), %ymm15, %ymm15; + write_output(%ymm1, %ymm0, %ymm3, %ymm2, %ymm4, %ymm5, %ymm6, %ymm7, + %ymm8, %ymm9, %ymm10, %ymm11, %ymm12, %ymm13, %ymm14, + %ymm15, %r10); + + FRAME_END + RET; +SYM_FUNC_END(aria_aesni_avx2_gfni_ctr_crypt_32way) +#endif /* CONFIG_AS_GFNI */ diff --git a/arch/x86/crypto/aria-avx.h b/arch/x86/crypto/aria-avx.h index 01e9a01dc157..6e1b2d8a31ed 100644 --- a/arch/x86/crypto/aria-avx.h +++ b/arch/x86/crypto/aria-avx.h @@ -5,12 +5,58 @@ #include <linux/types.h> #define ARIA_AESNI_PARALLEL_BLOCKS 16 -#define ARIA_AESNI_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * 16) +#define ARIA_AESNI_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_AESNI_PARALLEL_BLOCKS) + +#define ARIA_AESNI_AVX2_PARALLEL_BLOCKS 32 +#define ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_AESNI_AVX2_PARALLEL_BLOCKS) + +#define ARIA_GFNI_AVX512_PARALLEL_BLOCKS 64 +#define ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_GFNI_AVX512_PARALLEL_BLOCKS) + +asmlinkage void aria_aesni_avx_encrypt_16way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx_decrypt_16way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx_ctr_crypt_16way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); +asmlinkage void aria_aesni_avx_gfni_encrypt_16way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx_gfni_decrypt_16way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx_gfni_ctr_crypt_16way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); + +asmlinkage void aria_aesni_avx2_encrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx2_decrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx2_ctr_crypt_32way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); +asmlinkage void aria_aesni_avx2_gfni_encrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx2_gfni_decrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_aesni_avx2_gfni_ctr_crypt_32way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); struct aria_avx_ops { void (*aria_encrypt_16way)(const void *ctx, u8 *dst, const u8 *src); void (*aria_decrypt_16way)(const void *ctx, u8 *dst, const u8 *src); void (*aria_ctr_crypt_16way)(const void *ctx, u8 *dst, const u8 *src, u8 *keystream, u8 *iv); + void (*aria_encrypt_32way)(const void *ctx, u8 *dst, const u8 *src); + void (*aria_decrypt_32way)(const void *ctx, u8 *dst, const u8 *src); + void (*aria_ctr_crypt_32way)(const void *ctx, u8 *dst, const u8 *src, + u8 *keystream, u8 *iv); + void (*aria_encrypt_64way)(const void *ctx, u8 *dst, const u8 *src); + void (*aria_decrypt_64way)(const void *ctx, u8 *dst, const u8 *src); + void (*aria_ctr_crypt_64way)(const void *ctx, u8 *dst, const u8 *src, + u8 *keystream, u8 *iv); + + }; #endif diff --git a/arch/x86/crypto/aria-gfni-avx512-asm_64.S b/arch/x86/crypto/aria-gfni-avx512-asm_64.S new file mode 100644 index 000000000000..3193f0701450 --- /dev/null +++ b/arch/x86/crypto/aria-gfni-avx512-asm_64.S @@ -0,0 +1,971 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * ARIA Cipher 64-way parallel algorithm (AVX512) + * + * Copyright (c) 2022 Taehee Yoo <ap420073@gmail.com> + * + */ + +#include <linux/linkage.h> +#include <asm/frame.h> +#include <asm/asm-offsets.h> +#include <linux/cfi_types.h> + +/* register macros */ +#define CTX %rdi + + +#define BV8(a0, a1, a2, a3, a4, a5, a6, a7) \ + ( (((a0) & 1) << 0) | \ + (((a1) & 1) << 1) | \ + (((a2) & 1) << 2) | \ + (((a3) & 1) << 3) | \ + (((a4) & 1) << 4) | \ + (((a5) & 1) << 5) | \ + (((a6) & 1) << 6) | \ + (((a7) & 1) << 7) ) + +#define BM8X8(l0, l1, l2, l3, l4, l5, l6, l7) \ + ( ((l7) << (0 * 8)) | \ + ((l6) << (1 * 8)) | \ + ((l5) << (2 * 8)) | \ + ((l4) << (3 * 8)) | \ + ((l3) << (4 * 8)) | \ + ((l2) << (5 * 8)) | \ + ((l1) << (6 * 8)) | \ + ((l0) << (7 * 8)) ) + +#define add_le128(out, in, lo_counter, hi_counter1) \ + vpaddq lo_counter, in, out; \ + vpcmpuq $1, lo_counter, out, %k1; \ + kaddb %k1, %k1, %k1; \ + vpaddq hi_counter1, out, out{%k1}; + +#define filter_8bit(x, lo_t, hi_t, mask4bit, tmp0) \ + vpandq x, mask4bit, tmp0; \ + vpandqn x, mask4bit, x; \ + vpsrld $4, x, x; \ + \ + vpshufb tmp0, lo_t, tmp0; \ + vpshufb x, hi_t, x; \ + vpxorq tmp0, x, x; + +#define transpose_4x4(x0, x1, x2, x3, t1, t2) \ + vpunpckhdq x1, x0, t2; \ + vpunpckldq x1, x0, x0; \ + \ + vpunpckldq x3, x2, t1; \ + vpunpckhdq x3, x2, x2; \ + \ + vpunpckhqdq t1, x0, x1; \ + vpunpcklqdq t1, x0, x0; \ + \ + vpunpckhqdq x2, t2, x3; \ + vpunpcklqdq x2, t2, x2; + +#define byteslice_16x16b(a0, b0, c0, d0, \ + a1, b1, c1, d1, \ + a2, b2, c2, d2, \ + a3, b3, c3, d3, \ + st0, st1) \ + vmovdqu64 d2, st0; \ + vmovdqu64 d3, st1; \ + transpose_4x4(a0, a1, a2, a3, d2, d3); \ + transpose_4x4(b0, b1, b2, b3, d2, d3); \ + vmovdqu64 st0, d2; \ + vmovdqu64 st1, d3; \ + \ + vmovdqu64 a0, st0; \ + vmovdqu64 a1, st1; \ + transpose_4x4(c0, c1, c2, c3, a0, a1); \ + transpose_4x4(d0, d1, d2, d3, a0, a1); \ + \ + vbroadcasti64x2 .Lshufb_16x16b, a0; \ + vmovdqu64 st1, a1; \ + vpshufb a0, a2, a2; \ + vpshufb a0, a3, a3; \ + vpshufb a0, b0, b0; \ + vpshufb a0, b1, b1; \ + vpshufb a0, b2, b2; \ + vpshufb a0, b3, b3; \ + vpshufb a0, a1, a1; \ + vpshufb a0, c0, c0; \ + vpshufb a0, c1, c1; \ + vpshufb a0, c2, c2; \ + vpshufb a0, c3, c3; \ + vpshufb a0, d0, d0; \ + vpshufb a0, d1, d1; \ + vpshufb a0, d2, d2; \ + vpshufb a0, d3, d3; \ + vmovdqu64 d3, st1; \ + vmovdqu64 st0, d3; \ + vpshufb a0, d3, a0; \ + vmovdqu64 d2, st0; \ + \ + transpose_4x4(a0, b0, c0, d0, d2, d3); \ + transpose_4x4(a1, b1, c1, d1, d2, d3); \ + vmovdqu64 st0, d2; \ + vmovdqu64 st1, d3; \ + \ + vmovdqu64 b0, st0; \ + vmovdqu64 b1, st1; \ + transpose_4x4(a2, b2, c2, d2, b0, b1); \ + transpose_4x4(a3, b3, c3, d3, b0, b1); \ + vmovdqu64 st0, b0; \ + vmovdqu64 st1, b1; \ + /* does not adjust output bytes inside vectors */ + +#define debyteslice_16x16b(a0, b0, c0, d0, \ + a1, b1, c1, d1, \ + a2, b2, c2, d2, \ + a3, b3, c3, d3, \ + st0, st1) \ + vmovdqu64 d2, st0; \ + vmovdqu64 d3, st1; \ + transpose_4x4(a0, a1, a2, a3, d2, d3); \ + transpose_4x4(b0, b1, b2, b3, d2, d3); \ + vmovdqu64 st0, d2; \ + vmovdqu64 st1, d3; \ + \ + vmovdqu64 a0, st0; \ + vmovdqu64 a1, st1; \ + transpose_4x4(c0, c1, c2, c3, a0, a1); \ + transpose_4x4(d0, d1, d2, d3, a0, a1); \ + \ + vbroadcasti64x2 .Lshufb_16x16b, a0; \ + vmovdqu64 st1, a1; \ + vpshufb a0, a2, a2; \ + vpshufb a0, a3, a3; \ + vpshufb a0, b0, b0; \ + vpshufb a0, b1, b1; \ + vpshufb a0, b2, b2; \ + vpshufb a0, b3, b3; \ + vpshufb a0, a1, a1; \ + vpshufb a0, c0, c0; \ + vpshufb a0, c1, c1; \ + vpshufb a0, c2, c2; \ + vpshufb a0, c3, c3; \ + vpshufb a0, d0, d0; \ + vpshufb a0, d1, d1; \ + vpshufb a0, d2, d2; \ + vpshufb a0, d3, d3; \ + vmovdqu64 d3, st1; \ + vmovdqu64 st0, d3; \ + vpshufb a0, d3, a0; \ + vmovdqu64 d2, st0; \ + \ + transpose_4x4(c0, d0, a0, b0, d2, d3); \ + transpose_4x4(c1, d1, a1, b1, d2, d3); \ + vmovdqu64 st0, d2; \ + vmovdqu64 st1, d3; \ + \ + vmovdqu64 b0, st0; \ + vmovdqu64 b1, st1; \ + transpose_4x4(c2, d2, a2, b2, b0, b1); \ + transpose_4x4(c3, d3, a3, b3, b0, b1); \ + vmovdqu64 st0, b0; \ + vmovdqu64 st1, b1; \ + /* does not adjust output bytes inside vectors */ + +/* load blocks to registers and apply pre-whitening */ +#define inpack16_pre(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + rio) \ + vmovdqu64 (0 * 64)(rio), x0; \ + vmovdqu64 (1 * 64)(rio), x1; \ + vmovdqu64 (2 * 64)(rio), x2; \ + vmovdqu64 (3 * 64)(rio), x3; \ + vmovdqu64 (4 * 64)(rio), x4; \ + vmovdqu64 (5 * 64)(rio), x5; \ + vmovdqu64 (6 * 64)(rio), x6; \ + vmovdqu64 (7 * 64)(rio), x7; \ + vmovdqu64 (8 * 64)(rio), y0; \ + vmovdqu64 (9 * 64)(rio), y1; \ + vmovdqu64 (10 * 64)(rio), y2; \ + vmovdqu64 (11 * 64)(rio), y3; \ + vmovdqu64 (12 * 64)(rio), y4; \ + vmovdqu64 (13 * 64)(rio), y5; \ + vmovdqu64 (14 * 64)(rio), y6; \ + vmovdqu64 (15 * 64)(rio), y7; + +/* byteslice pre-whitened blocks and store to temporary memory */ +#define inpack16_post(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem_ab, mem_cd) \ + byteslice_16x16b(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + (mem_ab), (mem_cd)); \ + \ + vmovdqu64 x0, 0 * 64(mem_ab); \ + vmovdqu64 x1, 1 * 64(mem_ab); \ + vmovdqu64 x2, 2 * 64(mem_ab); \ + vmovdqu64 x3, 3 * 64(mem_ab); \ + vmovdqu64 x4, 4 * 64(mem_ab); \ + vmovdqu64 x5, 5 * 64(mem_ab); \ + vmovdqu64 x6, 6 * 64(mem_ab); \ + vmovdqu64 x7, 7 * 64(mem_ab); \ + vmovdqu64 y0, 0 * 64(mem_cd); \ + vmovdqu64 y1, 1 * 64(mem_cd); \ + vmovdqu64 y2, 2 * 64(mem_cd); \ + vmovdqu64 y3, 3 * 64(mem_cd); \ + vmovdqu64 y4, 4 * 64(mem_cd); \ + vmovdqu64 y5, 5 * 64(mem_cd); \ + vmovdqu64 y6, 6 * 64(mem_cd); \ + vmovdqu64 y7, 7 * 64(mem_cd); + +#define write_output(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + mem) \ + vmovdqu64 x0, 0 * 64(mem); \ + vmovdqu64 x1, 1 * 64(mem); \ + vmovdqu64 x2, 2 * 64(mem); \ + vmovdqu64 x3, 3 * 64(mem); \ + vmovdqu64 x4, 4 * 64(mem); \ + vmovdqu64 x5, 5 * 64(mem); \ + vmovdqu64 x6, 6 * 64(mem); \ + vmovdqu64 x7, 7 * 64(mem); \ + vmovdqu64 y0, 8 * 64(mem); \ + vmovdqu64 y1, 9 * 64(mem); \ + vmovdqu64 y2, 10 * 64(mem); \ + vmovdqu64 y3, 11 * 64(mem); \ + vmovdqu64 y4, 12 * 64(mem); \ + vmovdqu64 y5, 13 * 64(mem); \ + vmovdqu64 y6, 14 * 64(mem); \ + vmovdqu64 y7, 15 * 64(mem); \ + +#define aria_store_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, idx) \ + vmovdqu64 x0, ((idx + 0) * 64)(mem_tmp); \ + vmovdqu64 x1, ((idx + 1) * 64)(mem_tmp); \ + vmovdqu64 x2, ((idx + 2) * 64)(mem_tmp); \ + vmovdqu64 x3, ((idx + 3) * 64)(mem_tmp); \ + vmovdqu64 x4, ((idx + 4) * 64)(mem_tmp); \ + vmovdqu64 x5, ((idx + 5) * 64)(mem_tmp); \ + vmovdqu64 x6, ((idx + 6) * 64)(mem_tmp); \ + vmovdqu64 x7, ((idx + 7) * 64)(mem_tmp); + +#define aria_load_state_8way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + mem_tmp, idx) \ + vmovdqu64 ((idx + 0) * 64)(mem_tmp), x0; \ + vmovdqu64 ((idx + 1) * 64)(mem_tmp), x1; \ + vmovdqu64 ((idx + 2) * 64)(mem_tmp), x2; \ + vmovdqu64 ((idx + 3) * 64)(mem_tmp), x3; \ + vmovdqu64 ((idx + 4) * 64)(mem_tmp), x4; \ + vmovdqu64 ((idx + 5) * 64)(mem_tmp), x5; \ + vmovdqu64 ((idx + 6) * 64)(mem_tmp), x6; \ + vmovdqu64 ((idx + 7) * 64)(mem_tmp), x7; + +#define aria_ark_16way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + t0, rk, round) \ + /* AddRoundKey */ \ + vpbroadcastb ((round * 16) + 3)(rk), t0; \ + vpxorq t0, x0, x0; \ + vpbroadcastb ((round * 16) + 2)(rk), t0; \ + vpxorq t0, x1, x1; \ + vpbroadcastb ((round * 16) + 1)(rk), t0; \ + vpxorq t0, x2, x2; \ + vpbroadcastb ((round * 16) + 0)(rk), t0; \ + vpxorq t0, x3, x3; \ + vpbroadcastb ((round * 16) + 7)(rk), t0; \ + vpxorq t0, x4, x4; \ + vpbroadcastb ((round * 16) + 6)(rk), t0; \ + vpxorq t0, x5, x5; \ + vpbroadcastb ((round * 16) + 5)(rk), t0; \ + vpxorq t0, x6, x6; \ + vpbroadcastb ((round * 16) + 4)(rk), t0; \ + vpxorq t0, x7, x7; \ + vpbroadcastb ((round * 16) + 11)(rk), t0; \ + vpxorq t0, y0, y0; \ + vpbroadcastb ((round * 16) + 10)(rk), t0; \ + vpxorq t0, y1, y1; \ + vpbroadcastb ((round * 16) + 9)(rk), t0; \ + vpxorq t0, y2, y2; \ + vpbroadcastb ((round * 16) + 8)(rk), t0; \ + vpxorq t0, y3, y3; \ + vpbroadcastb ((round * 16) + 15)(rk), t0; \ + vpxorq t0, y4, y4; \ + vpbroadcastb ((round * 16) + 14)(rk), t0; \ + vpxorq t0, y5, y5; \ + vpbroadcastb ((round * 16) + 13)(rk), t0; \ + vpxorq t0, y6, y6; \ + vpbroadcastb ((round * 16) + 12)(rk), t0; \ + vpxorq t0, y7, y7; + +#define aria_sbox_8way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + t0, t1, t2, t3, \ + t4, t5, t6, t7) \ + vpbroadcastq .Ltf_s2_bitmatrix, t0; \ + vpbroadcastq .Ltf_inv_bitmatrix, t1; \ + vpbroadcastq .Ltf_id_bitmatrix, t2; \ + vpbroadcastq .Ltf_aff_bitmatrix, t3; \ + vpbroadcastq .Ltf_x2_bitmatrix, t4; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x1, x1; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x5, x5; \ + vgf2p8affineqb $(tf_inv_const), t1, x2, x2; \ + vgf2p8affineqb $(tf_inv_const), t1, x6, x6; \ + vgf2p8affineinvqb $0, t2, x2, x2; \ + vgf2p8affineinvqb $0, t2, x6, x6; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x0, x0; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x4, x4; \ + vgf2p8affineqb $(tf_x2_const), t4, x3, x3; \ + vgf2p8affineqb $(tf_x2_const), t4, x7, x7; \ + vgf2p8affineinvqb $0, t2, x3, x3; \ + vgf2p8affineinvqb $0, t2, x7, x7; + +#define aria_sbox_16way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + t0, t1, t2, t3, \ + t4, t5, t6, t7) \ + vpbroadcastq .Ltf_s2_bitmatrix, t0; \ + vpbroadcastq .Ltf_inv_bitmatrix, t1; \ + vpbroadcastq .Ltf_id_bitmatrix, t2; \ + vpbroadcastq .Ltf_aff_bitmatrix, t3; \ + vpbroadcastq .Ltf_x2_bitmatrix, t4; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x1, x1; \ + vgf2p8affineinvqb $(tf_s2_const), t0, x5, x5; \ + vgf2p8affineqb $(tf_inv_const), t1, x2, x2; \ + vgf2p8affineqb $(tf_inv_const), t1, x6, x6; \ + vgf2p8affineinvqb $0, t2, x2, x2; \ + vgf2p8affineinvqb $0, t2, x6, x6; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x0, x0; \ + vgf2p8affineinvqb $(tf_aff_const), t3, x4, x4; \ + vgf2p8affineqb $(tf_x2_const), t4, x3, x3; \ + vgf2p8affineqb $(tf_x2_const), t4, x7, x7; \ + vgf2p8affineinvqb $0, t2, x3, x3; \ + vgf2p8affineinvqb $0, t2, x7, x7; \ + vgf2p8affineinvqb $(tf_s2_const), t0, y1, y1; \ + vgf2p8affineinvqb $(tf_s2_const), t0, y5, y5; \ + vgf2p8affineqb $(tf_inv_const), t1, y2, y2; \ + vgf2p8affineqb $(tf_inv_const), t1, y6, y6; \ + vgf2p8affineinvqb $0, t2, y2, y2; \ + vgf2p8affineinvqb $0, t2, y6, y6; \ + vgf2p8affineinvqb $(tf_aff_const), t3, y0, y0; \ + vgf2p8affineinvqb $(tf_aff_const), t3, y4, y4; \ + vgf2p8affineqb $(tf_x2_const), t4, y3, y3; \ + vgf2p8affineqb $(tf_x2_const), t4, y7, y7; \ + vgf2p8affineinvqb $0, t2, y3, y3; \ + vgf2p8affineinvqb $0, t2, y7, y7; + + +#define aria_diff_m(x0, x1, x2, x3, \ + t0, t1, t2, t3) \ + /* T = rotr32(X, 8); */ \ + /* X ^= T */ \ + vpxorq x0, x3, t0; \ + vpxorq x1, x0, t1; \ + vpxorq x2, x1, t2; \ + vpxorq x3, x2, t3; \ + /* X = T ^ rotr(X, 16); */ \ + vpxorq t2, x0, x0; \ + vpxorq x1, t3, t3; \ + vpxorq t0, x2, x2; \ + vpxorq t1, x3, x1; \ + vmovdqu64 t3, x3; + +#define aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7) \ + /* t1 ^= t2; */ \ + vpxorq y0, x4, x4; \ + vpxorq y1, x5, x5; \ + vpxorq y2, x6, x6; \ + vpxorq y3, x7, x7; \ + \ + /* t2 ^= t3; */ \ + vpxorq y4, y0, y0; \ + vpxorq y5, y1, y1; \ + vpxorq y6, y2, y2; \ + vpxorq y7, y3, y3; \ + \ + /* t0 ^= t1; */ \ + vpxorq x4, x0, x0; \ + vpxorq x5, x1, x1; \ + vpxorq x6, x2, x2; \ + vpxorq x7, x3, x3; \ + \ + /* t3 ^= t1; */ \ + vpxorq x4, y4, y4; \ + vpxorq x5, y5, y5; \ + vpxorq x6, y6, y6; \ + vpxorq x7, y7, y7; \ + \ + /* t2 ^= t0; */ \ + vpxorq x0, y0, y0; \ + vpxorq x1, y1, y1; \ + vpxorq x2, y2, y2; \ + vpxorq x3, y3, y3; \ + \ + /* t1 ^= t2; */ \ + vpxorq y0, x4, x4; \ + vpxorq y1, x5, x5; \ + vpxorq y2, x6, x6; \ + vpxorq y3, x7, x7; + +#define aria_fe_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7, \ + mem_tmp, rk, round) \ + aria_ark_16way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, y1, y2, y3, y4, y5, y6, y7, \ + z0, rk, round); \ + \ + aria_sbox_16way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y2, y3, y0, y1, \ + y6, y7, y4, y5, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7); \ + \ + aria_diff_m(x0, x1, x2, x3, z0, z1, z2, z3); \ + aria_diff_m(x4, x5, x6, x7, z0, z1, z2, z3); \ + aria_diff_m(y0, y1, y2, y3, z0, z1, z2, z3); \ + aria_diff_m(y4, y5, y6, y7, z0, z1, z2, z3); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T3 = ABCD -> BADC \ + * T3 = y4, y5, y6, y7 -> y5, y4, y7, y6 \ + * T0 = ABCD -> CDAB \ + * T0 = x0, x1, x2, x3 -> x2, x3, x0, x1 \ + * T1 = ABCD -> DCBA \ + * T1 = x4, x5, x6, x7 -> x7, x6, x5, x4 \ + */ \ + aria_diff_word(x2, x3, x0, x1, \ + x7, x6, x5, x4, \ + y0, y1, y2, y3, \ + y5, y4, y7, y6); \ + + +#define aria_fo_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7, \ + mem_tmp, rk, round) \ + aria_ark_16way(x0, x1, x2, x3, x4, x5, x6, x7, \ + y0, y1, y2, y3, y4, y5, y6, y7, \ + z0, rk, round); \ + \ + aria_sbox_16way_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7); \ + \ + aria_diff_m(x0, x1, x2, x3, z0, z1, z2, z3); \ + aria_diff_m(x4, x5, x6, x7, z0, z1, z2, z3); \ + aria_diff_m(y0, y1, y2, y3, z0, z1, z2, z3); \ + aria_diff_m(y4, y5, y6, y7, z0, z1, z2, z3); \ + aria_diff_word(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7); \ + /* aria_diff_byte() \ + * T1 = ABCD -> BADC \ + * T1 = x4, x5, x6, x7 -> x5, x4, x7, x6 \ + * T2 = ABCD -> CDAB \ + * T2 = y0, y1, y2, y3, -> y2, y3, y0, y1 \ + * T3 = ABCD -> DCBA \ + * T3 = y4, y5, y6, y7 -> y7, y6, y5, y4 \ + */ \ + aria_diff_word(x0, x1, x2, x3, \ + x5, x4, x7, x6, \ + y2, y3, y0, y1, \ + y7, y6, y5, y4); + +#define aria_ff_gfni(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7, \ + mem_tmp, rk, round, last_round) \ + aria_ark_16way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, rk, round); \ + aria_sbox_16way_gfni(x2, x3, x0, x1, \ + x6, x7, x4, x5, \ + y2, y3, y0, y1, \ + y6, y7, y4, y5, \ + z0, z1, z2, z3, \ + z4, z5, z6, z7); \ + aria_ark_16way(x0, x1, x2, x3, \ + x4, x5, x6, x7, \ + y0, y1, y2, y3, \ + y4, y5, y6, y7, \ + z0, rk, last_round); + + +.section .rodata.cst64, "aM", @progbits, 64 +.align 64 +.Lcounter0123_lo: + .quad 0, 0 + .quad 1, 0 + .quad 2, 0 + .quad 3, 0 + +.section .rodata.cst32.shufb_16x16b, "aM", @progbits, 32 +.align 32 +#define SHUFB_BYTES(idx) \ + 0 + (idx), 4 + (idx), 8 + (idx), 12 + (idx) +.Lshufb_16x16b: + .byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3) + .byte SHUFB_BYTES(0), SHUFB_BYTES(1), SHUFB_BYTES(2), SHUFB_BYTES(3) + +.section .rodata.cst16, "aM", @progbits, 16 +.align 16 + +.Lcounter4444_lo: + .quad 4, 0 +.Lcounter8888_lo: + .quad 8, 0 +.Lcounter16161616_lo: + .quad 16, 0 +.Lcounter1111_hi: + .quad 0, 1 + +/* For CTR-mode IV byteswap */ +.Lbswap128_mask: + .byte 0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08 + .byte 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00 + +.section .rodata.cst8, "aM", @progbits, 8 +.align 8 +/* AES affine: */ +#define tf_aff_const BV8(1, 1, 0, 0, 0, 1, 1, 0) +.Ltf_aff_bitmatrix: + .quad BM8X8(BV8(1, 0, 0, 0, 1, 1, 1, 1), + BV8(1, 1, 0, 0, 0, 1, 1, 1), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 0, 0, 1), + BV8(1, 1, 1, 1, 1, 0, 0, 0), + BV8(0, 1, 1, 1, 1, 1, 0, 0), + BV8(0, 0, 1, 1, 1, 1, 1, 0), + BV8(0, 0, 0, 1, 1, 1, 1, 1)) + +/* AES inverse affine: */ +#define tf_inv_const BV8(1, 0, 1, 0, 0, 0, 0, 0) +.Ltf_inv_bitmatrix: + .quad BM8X8(BV8(0, 0, 1, 0, 0, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 0), + BV8(0, 1, 0, 0, 1, 0, 0, 1), + BV8(1, 0, 1, 0, 0, 1, 0, 0), + BV8(0, 1, 0, 1, 0, 0, 1, 0), + BV8(0, 0, 1, 0, 1, 0, 0, 1), + BV8(1, 0, 0, 1, 0, 1, 0, 0), + BV8(0, 1, 0, 0, 1, 0, 1, 0)) + +/* S2: */ +#define tf_s2_const BV8(0, 1, 0, 0, 0, 1, 1, 1) +.Ltf_s2_bitmatrix: + .quad BM8X8(BV8(0, 1, 0, 1, 0, 1, 1, 1), + BV8(0, 0, 1, 1, 1, 1, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 1), + BV8(1, 1, 0, 0, 0, 0, 1, 1), + BV8(0, 1, 0, 0, 0, 0, 1, 1), + BV8(1, 1, 0, 0, 1, 1, 1, 0), + BV8(0, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 1, 0, 1, 1, 0)) + +/* X2: */ +#define tf_x2_const BV8(0, 0, 1, 1, 0, 1, 0, 0) +.Ltf_x2_bitmatrix: + .quad BM8X8(BV8(0, 0, 0, 1, 1, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 1, 1, 0), + BV8(0, 0, 0, 0, 1, 0, 1, 0), + BV8(1, 1, 1, 0, 0, 0, 1, 1), + BV8(1, 1, 1, 0, 1, 1, 0, 0), + BV8(0, 1, 1, 0, 1, 0, 1, 1), + BV8(1, 0, 1, 1, 1, 1, 0, 1), + BV8(1, 0, 0, 1, 0, 0, 1, 1)) + +/* Identity matrix: */ +.Ltf_id_bitmatrix: + .quad BM8X8(BV8(1, 0, 0, 0, 0, 0, 0, 0), + BV8(0, 1, 0, 0, 0, 0, 0, 0), + BV8(0, 0, 1, 0, 0, 0, 0, 0), + BV8(0, 0, 0, 1, 0, 0, 0, 0), + BV8(0, 0, 0, 0, 1, 0, 0, 0), + BV8(0, 0, 0, 0, 0, 1, 0, 0), + BV8(0, 0, 0, 0, 0, 0, 1, 0), + BV8(0, 0, 0, 0, 0, 0, 0, 1)) + +.text +SYM_FUNC_START_LOCAL(__aria_gfni_avx512_crypt_64way) + /* input: + * %r9: rk + * %rsi: dst + * %rdx: src + * %zmm0..%zmm15: byte-sliced blocks + */ + + FRAME_BEGIN + + movq %rsi, %rax; + leaq 8 * 64(%rax), %r8; + + inpack16_post(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, + %zmm15, %rax, %r8); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 0); + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 1); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 2); + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 3); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 4); + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 5); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 6); + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 7); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 8); + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 9); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 10); + cmpl $12, ARIA_CTX_rounds(CTX); + jne .Laria_gfni_192; + aria_ff_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 11, 12); + jmp .Laria_gfni_end; +.Laria_gfni_192: + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 11); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 12); + cmpl $14, ARIA_CTX_rounds(CTX); + jne .Laria_gfni_256; + aria_ff_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 13, 14); + jmp .Laria_gfni_end; +.Laria_gfni_256: + aria_fe_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 13); + aria_fo_gfni(%zmm0, %zmm1, %zmm2, %zmm3, + %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 14); + aria_ff_gfni(%zmm3, %zmm2, %zmm1, %zmm0, + %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, + %zmm12, %zmm13, %zmm14, %zmm15, + %zmm24, %zmm25, %zmm26, %zmm27, + %zmm28, %zmm29, %zmm30, %zmm31, + %rax, %r9, 15, 16); +.Laria_gfni_end: + debyteslice_16x16b(%zmm9, %zmm12, %zmm3, %zmm6, + %zmm8, %zmm13, %zmm2, %zmm7, + %zmm11, %zmm14, %zmm1, %zmm4, + %zmm10, %zmm15, %zmm0, %zmm5, + (%rax), (%r8)); + FRAME_END + RET; +SYM_FUNC_END(__aria_gfni_avx512_crypt_64way) + +SYM_TYPED_FUNC_START(aria_gfni_avx512_encrypt_64way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_enc_key(CTX), %r9; + + inpack16_pre(%zmm0, %zmm1, %zmm2, %zmm3, %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, %zmm12, %zmm13, %zmm14, + %zmm15, %rdx); + + call __aria_gfni_avx512_crypt_64way; + + write_output(%zmm3, %zmm2, %zmm1, %zmm0, %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, %zmm12, %zmm13, %zmm14, + %zmm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_gfni_avx512_encrypt_64way) + +SYM_TYPED_FUNC_START(aria_gfni_avx512_decrypt_64way) + /* input: + * %rdi: ctx, CTX + * %rsi: dst + * %rdx: src + */ + + FRAME_BEGIN + + leaq ARIA_CTX_dec_key(CTX), %r9; + + inpack16_pre(%zmm0, %zmm1, %zmm2, %zmm3, %zmm4, %zmm5, %zmm6, %zmm7, + %zmm8, %zmm9, %zmm10, %zmm11, %zmm12, %zmm13, %zmm14, + %zmm15, %rdx); + + call __aria_gfni_avx512_crypt_64way; + + write_output(%zmm3, %zmm2, %zmm1, %zmm0, %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, %zmm12, %zmm13, %zmm14, + %zmm15, %rax); + + FRAME_END + RET; +SYM_FUNC_END(aria_gfni_avx512_decrypt_64way) + +SYM_FUNC_START_LOCAL(__aria_gfni_avx512_ctr_gen_keystream_64way) + /* input: + * %rdi: ctx + * %rsi: dst + * %rdx: src + * %rcx: keystream + * %r8: iv (big endian, 128bit) + */ + + FRAME_BEGIN + + vbroadcasti64x2 .Lbswap128_mask (%rip), %zmm19; + vmovdqa64 .Lcounter0123_lo (%rip), %zmm21; + vbroadcasti64x2 .Lcounter4444_lo (%rip), %zmm22; + vbroadcasti64x2 .Lcounter8888_lo (%rip), %zmm23; + vbroadcasti64x2 .Lcounter16161616_lo (%rip), %zmm24; + vbroadcasti64x2 .Lcounter1111_hi (%rip), %zmm25; + + /* load IV and byteswap */ + movq 8(%r8), %r11; + movq (%r8), %r10; + bswapq %r11; + bswapq %r10; + vbroadcasti64x2 (%r8), %zmm20; + vpshufb %zmm19, %zmm20, %zmm20; + + /* check need for handling 64-bit overflow and carry */ + cmpq $(0xffffffffffffffff - 64), %r11; + ja .Lload_ctr_carry; + + /* construct IVs */ + vpaddq %zmm21, %zmm20, %zmm0; /* +0:+1:+2:+3 */ + vpaddq %zmm22, %zmm0, %zmm1; /* +4:+5:+6:+7 */ + vpaddq %zmm23, %zmm0, %zmm2; /* +8:+9:+10:+11 */ + vpaddq %zmm23, %zmm1, %zmm3; /* +12:+13:+14:+15 */ + vpaddq %zmm24, %zmm0, %zmm4; /* +16... */ + vpaddq %zmm24, %zmm1, %zmm5; /* +20... */ + vpaddq %zmm24, %zmm2, %zmm6; /* +24... */ + vpaddq %zmm24, %zmm3, %zmm7; /* +28... */ + vpaddq %zmm24, %zmm4, %zmm8; /* +32... */ + vpaddq %zmm24, %zmm5, %zmm9; /* +36... */ + vpaddq %zmm24, %zmm6, %zmm10; /* +40... */ + vpaddq %zmm24, %zmm7, %zmm11; /* +44... */ + vpaddq %zmm24, %zmm8, %zmm12; /* +48... */ + vpaddq %zmm24, %zmm9, %zmm13; /* +52... */ + vpaddq %zmm24, %zmm10, %zmm14; /* +56... */ + vpaddq %zmm24, %zmm11, %zmm15; /* +60... */ + jmp .Lload_ctr_done; + +.Lload_ctr_carry: + /* construct IVs */ + add_le128(%zmm0, %zmm20, %zmm21, %zmm25); /* +0:+1:+2:+3 */ + add_le128(%zmm1, %zmm0, %zmm22, %zmm25); /* +4:+5:+6:+7 */ + add_le128(%zmm2, %zmm0, %zmm23, %zmm25); /* +8:+9:+10:+11 */ + add_le128(%zmm3, %zmm1, %zmm23, %zmm25); /* +12:+13:+14:+15 */ + add_le128(%zmm4, %zmm0, %zmm24, %zmm25); /* +16... */ + add_le128(%zmm5, %zmm1, %zmm24, %zmm25); /* +20... */ + add_le128(%zmm6, %zmm2, %zmm24, %zmm25); /* +24... */ + add_le128(%zmm7, %zmm3, %zmm24, %zmm25); /* +28... */ + add_le128(%zmm8, %zmm4, %zmm24, %zmm25); /* +32... */ + add_le128(%zmm9, %zmm5, %zmm24, %zmm25); /* +36... */ + add_le128(%zmm10, %zmm6, %zmm24, %zmm25); /* +40... */ + add_le128(%zmm11, %zmm7, %zmm24, %zmm25); /* +44... */ + add_le128(%zmm12, %zmm8, %zmm24, %zmm25); /* +48... */ + add_le128(%zmm13, %zmm9, %zmm24, %zmm25); /* +52... */ + add_le128(%zmm14, %zmm10, %zmm24, %zmm25); /* +56... */ + add_le128(%zmm15, %zmm11, %zmm24, %zmm25); /* +60... */ + +.Lload_ctr_done: + /* Byte-swap IVs and update counter. */ + addq $64, %r11; + adcq $0, %r10; + vpshufb %zmm19, %zmm15, %zmm15; + vpshufb %zmm19, %zmm14, %zmm14; + vpshufb %zmm19, %zmm13, %zmm13; + vpshufb %zmm19, %zmm12, %zmm12; + vpshufb %zmm19, %zmm11, %zmm11; + vpshufb %zmm19, %zmm10, %zmm10; + vpshufb %zmm19, %zmm9, %zmm9; + vpshufb %zmm19, %zmm8, %zmm8; + bswapq %r11; + bswapq %r10; + vpshufb %zmm19, %zmm7, %zmm7; + vpshufb %zmm19, %zmm6, %zmm6; + vpshufb %zmm19, %zmm5, %zmm5; + vpshufb %zmm19, %zmm4, %zmm4; + vpshufb %zmm19, %zmm3, %zmm3; + vpshufb %zmm19, %zmm2, %zmm2; + vpshufb %zmm19, %zmm1, %zmm1; + vpshufb %zmm19, %zmm0, %zmm0; + movq %r11, 8(%r8); + movq %r10, (%r8); + + FRAME_END + RET; +SYM_FUNC_END(__aria_gfni_avx512_ctr_gen_keystream_64way) + +SYM_TYPED_FUNC_START(aria_gfni_avx512_ctr_crypt_64way) + /* input: + * %rdi: ctx + * %rsi: dst + * %rdx: src + * %rcx: keystream + * %r8: iv (big endian, 128bit) + */ + FRAME_BEGIN + + call __aria_gfni_avx512_ctr_gen_keystream_64way + + leaq (%rsi), %r10; + leaq (%rdx), %r11; + leaq (%rcx), %rsi; + leaq (%rcx), %rdx; + leaq ARIA_CTX_enc_key(CTX), %r9; + + call __aria_gfni_avx512_crypt_64way; + + vpxorq (0 * 64)(%r11), %zmm3, %zmm3; + vpxorq (1 * 64)(%r11), %zmm2, %zmm2; + vpxorq (2 * 64)(%r11), %zmm1, %zmm1; + vpxorq (3 * 64)(%r11), %zmm0, %zmm0; + vpxorq (4 * 64)(%r11), %zmm6, %zmm6; + vpxorq (5 * 64)(%r11), %zmm7, %zmm7; + vpxorq (6 * 64)(%r11), %zmm4, %zmm4; + vpxorq (7 * 64)(%r11), %zmm5, %zmm5; + vpxorq (8 * 64)(%r11), %zmm9, %zmm9; + vpxorq (9 * 64)(%r11), %zmm8, %zmm8; + vpxorq (10 * 64)(%r11), %zmm11, %zmm11; + vpxorq (11 * 64)(%r11), %zmm10, %zmm10; + vpxorq (12 * 64)(%r11), %zmm12, %zmm12; + vpxorq (13 * 64)(%r11), %zmm13, %zmm13; + vpxorq (14 * 64)(%r11), %zmm14, %zmm14; + vpxorq (15 * 64)(%r11), %zmm15, %zmm15; + write_output(%zmm3, %zmm2, %zmm1, %zmm0, %zmm6, %zmm7, %zmm4, %zmm5, + %zmm9, %zmm8, %zmm11, %zmm10, %zmm12, %zmm13, %zmm14, + %zmm15, %r10); + + FRAME_END + RET; +SYM_FUNC_END(aria_gfni_avx512_ctr_crypt_64way) diff --git a/arch/x86/crypto/aria_aesni_avx2_glue.c b/arch/x86/crypto/aria_aesni_avx2_glue.c new file mode 100644 index 000000000000..87a11804fc77 --- /dev/null +++ b/arch/x86/crypto/aria_aesni_avx2_glue.c @@ -0,0 +1,254 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Glue Code for the AVX2/AES-NI/GFNI assembler implementation of the ARIA Cipher + * + * Copyright (c) 2022 Taehee Yoo <ap420073@gmail.com> + */ + +#include <crypto/algapi.h> +#include <crypto/internal/simd.h> +#include <crypto/aria.h> +#include <linux/crypto.h> +#include <linux/err.h> +#include <linux/module.h> +#include <linux/types.h> + +#include "ecb_cbc_helpers.h" +#include "aria-avx.h" + +asmlinkage void aria_aesni_avx2_encrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_encrypt_32way); +asmlinkage void aria_aesni_avx2_decrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_decrypt_32way); +asmlinkage void aria_aesni_avx2_ctr_crypt_32way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_ctr_crypt_32way); +#ifdef CONFIG_AS_GFNI +asmlinkage void aria_aesni_avx2_gfni_encrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_gfni_encrypt_32way); +asmlinkage void aria_aesni_avx2_gfni_decrypt_32way(const void *ctx, u8 *dst, + const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_gfni_decrypt_32way); +asmlinkage void aria_aesni_avx2_gfni_ctr_crypt_32way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); +EXPORT_SYMBOL_GPL(aria_aesni_avx2_gfni_ctr_crypt_32way); +#endif /* CONFIG_AS_GFNI */ + +static struct aria_avx_ops aria_ops; + +struct aria_avx2_request_ctx { + u8 keystream[ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE]; +}; + +static int ecb_do_encrypt(struct skcipher_request *req, const u32 *rkey) +{ + ECB_WALK_START(req, ARIA_BLOCK_SIZE, ARIA_AESNI_PARALLEL_BLOCKS); + ECB_BLOCK(ARIA_AESNI_AVX2_PARALLEL_BLOCKS, aria_ops.aria_encrypt_32way); + ECB_BLOCK(ARIA_AESNI_PARALLEL_BLOCKS, aria_ops.aria_encrypt_16way); + ECB_BLOCK(1, aria_encrypt); + ECB_WALK_END(); +} + +static int ecb_do_decrypt(struct skcipher_request *req, const u32 *rkey) +{ + ECB_WALK_START(req, ARIA_BLOCK_SIZE, ARIA_AESNI_PARALLEL_BLOCKS); + ECB_BLOCK(ARIA_AESNI_AVX2_PARALLEL_BLOCKS, aria_ops.aria_decrypt_32way); + ECB_BLOCK(ARIA_AESNI_PARALLEL_BLOCKS, aria_ops.aria_decrypt_16way); + ECB_BLOCK(1, aria_decrypt); + ECB_WALK_END(); +} + +static int aria_avx2_ecb_encrypt(struct skcipher_request *req) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + + return ecb_do_encrypt(req, ctx->enc_key[0]); +} + +static int aria_avx2_ecb_decrypt(struct skcipher_request *req) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + + return ecb_do_decrypt(req, ctx->dec_key[0]); +} + +static int aria_avx2_set_key(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen) +{ + return aria_set_key(&tfm->base, key, keylen); +} + +static int aria_avx2_ctr_encrypt(struct skcipher_request *req) +{ + struct aria_avx2_request_ctx *req_ctx = skcipher_request_ctx(req); + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + struct skcipher_walk walk; + unsigned int nbytes; + int err; + + err = skcipher_walk_virt(&walk, req, false); + + while ((nbytes = walk.nbytes) > 0) { + const u8 *src = walk.src.virt.addr; + u8 *dst = walk.dst.virt.addr; + + while (nbytes >= ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE) { + kernel_fpu_begin(); + aria_ops.aria_ctr_crypt_32way(ctx, dst, src, + &req_ctx->keystream[0], + walk.iv); + kernel_fpu_end(); + dst += ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + src += ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + nbytes -= ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + } + + while (nbytes >= ARIA_AESNI_PARALLEL_BLOCK_SIZE) { + kernel_fpu_begin(); + aria_ops.aria_ctr_crypt_16way(ctx, dst, src, + &req_ctx->keystream[0], + walk.iv); + kernel_fpu_end(); + dst += ARIA_AESNI_PARALLEL_BLOCK_SIZE; + src += ARIA_AESNI_PARALLEL_BLOCK_SIZE; + nbytes -= ARIA_AESNI_PARALLEL_BLOCK_SIZE; + } + + while (nbytes >= ARIA_BLOCK_SIZE) { + memcpy(&req_ctx->keystream[0], walk.iv, ARIA_BLOCK_SIZE); + crypto_inc(walk.iv, ARIA_BLOCK_SIZE); + + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); + + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + ARIA_BLOCK_SIZE); + dst += ARIA_BLOCK_SIZE; + src += ARIA_BLOCK_SIZE; + nbytes -= ARIA_BLOCK_SIZE; + } + + if (walk.nbytes == walk.total && nbytes > 0) { + memcpy(&req_ctx->keystream[0], walk.iv, + ARIA_BLOCK_SIZE); + crypto_inc(walk.iv, ARIA_BLOCK_SIZE); + + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); + + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + nbytes); + dst += nbytes; + src += nbytes; + nbytes = 0; + } + err = skcipher_walk_done(&walk, nbytes); + } + + return err; +} + +static int aria_avx2_init_tfm(struct crypto_skcipher *tfm) +{ + crypto_skcipher_set_reqsize(tfm, sizeof(struct aria_avx2_request_ctx)); + + return 0; +} + +static struct skcipher_alg aria_algs[] = { + { + .base.cra_name = "__ecb(aria)", + .base.cra_driver_name = "__ecb-aria-avx2", + .base.cra_priority = 500, + .base.cra_flags = CRYPTO_ALG_INTERNAL, + .base.cra_blocksize = ARIA_BLOCK_SIZE, + .base.cra_ctxsize = sizeof(struct aria_ctx), + .base.cra_module = THIS_MODULE, + .min_keysize = ARIA_MIN_KEY_SIZE, + .max_keysize = ARIA_MAX_KEY_SIZE, + .setkey = aria_avx2_set_key, + .encrypt = aria_avx2_ecb_encrypt, + .decrypt = aria_avx2_ecb_decrypt, + }, { + .base.cra_name = "__ctr(aria)", + .base.cra_driver_name = "__ctr-aria-avx2", + .base.cra_priority = 500, + .base.cra_flags = CRYPTO_ALG_INTERNAL | + CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE, + .base.cra_blocksize = 1, + .base.cra_ctxsize = sizeof(struct aria_ctx), + .base.cra_module = THIS_MODULE, + .min_keysize = ARIA_MIN_KEY_SIZE, + .max_keysize = ARIA_MAX_KEY_SIZE, + .ivsize = ARIA_BLOCK_SIZE, + .chunksize = ARIA_BLOCK_SIZE, + .setkey = aria_avx2_set_key, + .encrypt = aria_avx2_ctr_encrypt, + .decrypt = aria_avx2_ctr_encrypt, + .init = aria_avx2_init_tfm, + } +}; + +static struct simd_skcipher_alg *aria_simd_algs[ARRAY_SIZE(aria_algs)]; + +static int __init aria_avx2_init(void) +{ + const char *feature_name; + + if (!boot_cpu_has(X86_FEATURE_AVX) || + !boot_cpu_has(X86_FEATURE_AVX2) || + !boot_cpu_has(X86_FEATURE_AES) || + !boot_cpu_has(X86_FEATURE_OSXSAVE)) { + pr_info("AVX2 or AES-NI instructions are not detected.\n"); + return -ENODEV; + } + + if (!cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, + &feature_name)) { + pr_info("CPU feature '%s' is not supported.\n", feature_name); + return -ENODEV; + } + + if (boot_cpu_has(X86_FEATURE_GFNI) && IS_ENABLED(CONFIG_AS_GFNI)) { + aria_ops.aria_encrypt_16way = aria_aesni_avx_gfni_encrypt_16way; + aria_ops.aria_decrypt_16way = aria_aesni_avx_gfni_decrypt_16way; + aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_gfni_ctr_crypt_16way; + aria_ops.aria_encrypt_32way = aria_aesni_avx2_gfni_encrypt_32way; + aria_ops.aria_decrypt_32way = aria_aesni_avx2_gfni_decrypt_32way; + aria_ops.aria_ctr_crypt_32way = aria_aesni_avx2_gfni_ctr_crypt_32way; + } else { + aria_ops.aria_encrypt_16way = aria_aesni_avx_encrypt_16way; + aria_ops.aria_decrypt_16way = aria_aesni_avx_decrypt_16way; + aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_ctr_crypt_16way; + aria_ops.aria_encrypt_32way = aria_aesni_avx2_encrypt_32way; + aria_ops.aria_decrypt_32way = aria_aesni_avx2_decrypt_32way; + aria_ops.aria_ctr_crypt_32way = aria_aesni_avx2_ctr_crypt_32way; + } + + return simd_register_skciphers_compat(aria_algs, + ARRAY_SIZE(aria_algs), + aria_simd_algs); +} + +static void __exit aria_avx2_exit(void) +{ + simd_unregister_skciphers(aria_algs, ARRAY_SIZE(aria_algs), + aria_simd_algs); +} + +module_init(aria_avx2_init); +module_exit(aria_avx2_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Taehee Yoo <ap420073@gmail.com>"); +MODULE_DESCRIPTION("ARIA Cipher Algorithm, AVX2/AES-NI/GFNI optimized"); +MODULE_ALIAS_CRYPTO("aria"); +MODULE_ALIAS_CRYPTO("aria-aesni-avx2"); diff --git a/arch/x86/crypto/aria_aesni_avx_glue.c b/arch/x86/crypto/aria_aesni_avx_glue.c index c561ea4fefa5..4e1516b76669 100644 --- a/arch/x86/crypto/aria_aesni_avx_glue.c +++ b/arch/x86/crypto/aria_aesni_avx_glue.c @@ -18,21 +18,33 @@ asmlinkage void aria_aesni_avx_encrypt_16way(const void *ctx, u8 *dst, const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx_encrypt_16way); asmlinkage void aria_aesni_avx_decrypt_16way(const void *ctx, u8 *dst, const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx_decrypt_16way); asmlinkage void aria_aesni_avx_ctr_crypt_16way(const void *ctx, u8 *dst, const u8 *src, u8 *keystream, u8 *iv); +EXPORT_SYMBOL_GPL(aria_aesni_avx_ctr_crypt_16way); +#ifdef CONFIG_AS_GFNI asmlinkage void aria_aesni_avx_gfni_encrypt_16way(const void *ctx, u8 *dst, const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx_gfni_encrypt_16way); asmlinkage void aria_aesni_avx_gfni_decrypt_16way(const void *ctx, u8 *dst, const u8 *src); +EXPORT_SYMBOL_GPL(aria_aesni_avx_gfni_decrypt_16way); asmlinkage void aria_aesni_avx_gfni_ctr_crypt_16way(const void *ctx, u8 *dst, const u8 *src, u8 *keystream, u8 *iv); +EXPORT_SYMBOL_GPL(aria_aesni_avx_gfni_ctr_crypt_16way); +#endif /* CONFIG_AS_GFNI */ static struct aria_avx_ops aria_ops; +struct aria_avx_request_ctx { + u8 keystream[ARIA_AESNI_PARALLEL_BLOCK_SIZE]; +}; + static int ecb_do_encrypt(struct skcipher_request *req, const u32 *rkey) { ECB_WALK_START(req, ARIA_BLOCK_SIZE, ARIA_AESNI_PARALLEL_BLOCKS); @@ -73,6 +85,7 @@ static int aria_avx_set_key(struct crypto_skcipher *tfm, const u8 *key, static int aria_avx_ctr_encrypt(struct skcipher_request *req) { + struct aria_avx_request_ctx *req_ctx = skcipher_request_ctx(req); struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); struct skcipher_walk walk; @@ -86,10 +99,9 @@ static int aria_avx_ctr_encrypt(struct skcipher_request *req) u8 *dst = walk.dst.virt.addr; while (nbytes >= ARIA_AESNI_PARALLEL_BLOCK_SIZE) { - u8 keystream[ARIA_AESNI_PARALLEL_BLOCK_SIZE]; - kernel_fpu_begin(); - aria_ops.aria_ctr_crypt_16way(ctx, dst, src, keystream, + aria_ops.aria_ctr_crypt_16way(ctx, dst, src, + &req_ctx->keystream[0], walk.iv); kernel_fpu_end(); dst += ARIA_AESNI_PARALLEL_BLOCK_SIZE; @@ -98,28 +110,29 @@ static int aria_avx_ctr_encrypt(struct skcipher_request *req) } while (nbytes >= ARIA_BLOCK_SIZE) { - u8 keystream[ARIA_BLOCK_SIZE]; - - memcpy(keystream, walk.iv, ARIA_BLOCK_SIZE); + memcpy(&req_ctx->keystream[0], walk.iv, ARIA_BLOCK_SIZE); crypto_inc(walk.iv, ARIA_BLOCK_SIZE); - aria_encrypt(ctx, keystream, keystream); + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); - crypto_xor_cpy(dst, src, keystream, ARIA_BLOCK_SIZE); + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + ARIA_BLOCK_SIZE); dst += ARIA_BLOCK_SIZE; src += ARIA_BLOCK_SIZE; nbytes -= ARIA_BLOCK_SIZE; } if (walk.nbytes == walk.total && nbytes > 0) { - u8 keystream[ARIA_BLOCK_SIZE]; - - memcpy(keystream, walk.iv, ARIA_BLOCK_SIZE); + memcpy(&req_ctx->keystream[0], walk.iv, + ARIA_BLOCK_SIZE); crypto_inc(walk.iv, ARIA_BLOCK_SIZE); - aria_encrypt(ctx, keystream, keystream); + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); - crypto_xor_cpy(dst, src, keystream, nbytes); + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + nbytes); dst += nbytes; src += nbytes; nbytes = 0; @@ -130,6 +143,13 @@ static int aria_avx_ctr_encrypt(struct skcipher_request *req) return err; } +static int aria_avx_init_tfm(struct crypto_skcipher *tfm) +{ + crypto_skcipher_set_reqsize(tfm, sizeof(struct aria_avx_request_ctx)); + + return 0; +} + static struct skcipher_alg aria_algs[] = { { .base.cra_name = "__ecb(aria)", @@ -160,6 +180,7 @@ static struct skcipher_alg aria_algs[] = { .setkey = aria_avx_set_key, .encrypt = aria_avx_ctr_encrypt, .decrypt = aria_avx_ctr_encrypt, + .init = aria_avx_init_tfm, } }; @@ -182,7 +203,7 @@ static int __init aria_avx_init(void) return -ENODEV; } - if (boot_cpu_has(X86_FEATURE_GFNI)) { + if (boot_cpu_has(X86_FEATURE_GFNI) && IS_ENABLED(CONFIG_AS_GFNI)) { aria_ops.aria_encrypt_16way = aria_aesni_avx_gfni_encrypt_16way; aria_ops.aria_decrypt_16way = aria_aesni_avx_gfni_decrypt_16way; aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_gfni_ctr_crypt_16way; diff --git a/arch/x86/crypto/aria_gfni_avx512_glue.c b/arch/x86/crypto/aria_gfni_avx512_glue.c new file mode 100644 index 000000000000..f4a2208d2638 --- /dev/null +++ b/arch/x86/crypto/aria_gfni_avx512_glue.c @@ -0,0 +1,250 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Glue Code for the AVX512/GFNI assembler implementation of the ARIA Cipher + * + * Copyright (c) 2022 Taehee Yoo <ap420073@gmail.com> + */ + +#include <crypto/algapi.h> +#include <crypto/internal/simd.h> +#include <crypto/aria.h> +#include <linux/crypto.h> +#include <linux/err.h> +#include <linux/module.h> +#include <linux/types.h> + +#include "ecb_cbc_helpers.h" +#include "aria-avx.h" + +asmlinkage void aria_gfni_avx512_encrypt_64way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_gfni_avx512_decrypt_64way(const void *ctx, u8 *dst, + const u8 *src); +asmlinkage void aria_gfni_avx512_ctr_crypt_64way(const void *ctx, u8 *dst, + const u8 *src, + u8 *keystream, u8 *iv); + +static struct aria_avx_ops aria_ops; + +struct aria_avx512_request_ctx { + u8 keystream[ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE]; +}; + +static int ecb_do_encrypt(struct skcipher_request *req, const u32 *rkey) +{ + ECB_WALK_START(req, ARIA_BLOCK_SIZE, ARIA_AESNI_PARALLEL_BLOCKS); + ECB_BLOCK(ARIA_GFNI_AVX512_PARALLEL_BLOCKS, aria_ops.aria_encrypt_64way); + ECB_BLOCK(ARIA_AESNI_AVX2_PARALLEL_BLOCKS, aria_ops.aria_encrypt_32way); + ECB_BLOCK(ARIA_AESNI_PARALLEL_BLOCKS, aria_ops.aria_encrypt_16way); + ECB_BLOCK(1, aria_encrypt); + ECB_WALK_END(); +} + +static int ecb_do_decrypt(struct skcipher_request *req, const u32 *rkey) +{ + ECB_WALK_START(req, ARIA_BLOCK_SIZE, ARIA_AESNI_PARALLEL_BLOCKS); + ECB_BLOCK(ARIA_GFNI_AVX512_PARALLEL_BLOCKS, aria_ops.aria_decrypt_64way); + ECB_BLOCK(ARIA_AESNI_AVX2_PARALLEL_BLOCKS, aria_ops.aria_decrypt_32way); + ECB_BLOCK(ARIA_AESNI_PARALLEL_BLOCKS, aria_ops.aria_decrypt_16way); + ECB_BLOCK(1, aria_decrypt); + ECB_WALK_END(); +} + +static int aria_avx512_ecb_encrypt(struct skcipher_request *req) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + + return ecb_do_encrypt(req, ctx->enc_key[0]); +} + +static int aria_avx512_ecb_decrypt(struct skcipher_request *req) +{ + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + + return ecb_do_decrypt(req, ctx->dec_key[0]); +} + +static int aria_avx512_set_key(struct crypto_skcipher *tfm, const u8 *key, + unsigned int keylen) +{ + return aria_set_key(&tfm->base, key, keylen); +} + +static int aria_avx512_ctr_encrypt(struct skcipher_request *req) +{ + struct aria_avx512_request_ctx *req_ctx = skcipher_request_ctx(req); + struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); + struct aria_ctx *ctx = crypto_skcipher_ctx(tfm); + struct skcipher_walk walk; + unsigned int nbytes; + int err; + + err = skcipher_walk_virt(&walk, req, false); + + while ((nbytes = walk.nbytes) > 0) { + const u8 *src = walk.src.virt.addr; + u8 *dst = walk.dst.virt.addr; + + while (nbytes >= ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE) { + kernel_fpu_begin(); + aria_ops.aria_ctr_crypt_64way(ctx, dst, src, + &req_ctx->keystream[0], + walk.iv); + kernel_fpu_end(); + dst += ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE; + src += ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE; + nbytes -= ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE; + } + + while (nbytes >= ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE) { + kernel_fpu_begin(); + aria_ops.aria_ctr_crypt_32way(ctx, dst, src, + &req_ctx->keystream[0], + walk.iv); + kernel_fpu_end(); + dst += ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + src += ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + nbytes -= ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE; + } + + while (nbytes >= ARIA_AESNI_PARALLEL_BLOCK_SIZE) { + kernel_fpu_begin(); + aria_ops.aria_ctr_crypt_16way(ctx, dst, src, + &req_ctx->keystream[0], + walk.iv); + kernel_fpu_end(); + dst += ARIA_AESNI_PARALLEL_BLOCK_SIZE; + src += ARIA_AESNI_PARALLEL_BLOCK_SIZE; + nbytes -= ARIA_AESNI_PARALLEL_BLOCK_SIZE; + } + + while (nbytes >= ARIA_BLOCK_SIZE) { + memcpy(&req_ctx->keystream[0], walk.iv, + ARIA_BLOCK_SIZE); + crypto_inc(walk.iv, ARIA_BLOCK_SIZE); + + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); + + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + ARIA_BLOCK_SIZE); + dst += ARIA_BLOCK_SIZE; + src += ARIA_BLOCK_SIZE; + nbytes -= ARIA_BLOCK_SIZE; + } + + if (walk.nbytes == walk.total && nbytes > 0) { + memcpy(&req_ctx->keystream[0], walk.iv, + ARIA_BLOCK_SIZE); + crypto_inc(walk.iv, ARIA_BLOCK_SIZE); + + aria_encrypt(ctx, &req_ctx->keystream[0], + &req_ctx->keystream[0]); + + crypto_xor_cpy(dst, src, &req_ctx->keystream[0], + nbytes); + dst += nbytes; + src += nbytes; + nbytes = 0; + } + err = skcipher_walk_done(&walk, nbytes); + } + + return err; +} + +static int aria_avx512_init_tfm(struct crypto_skcipher *tfm) +{ + crypto_skcipher_set_reqsize(tfm, + sizeof(struct aria_avx512_request_ctx)); + + return 0; +} + +static struct skcipher_alg aria_algs[] = { + { + .base.cra_name = "__ecb(aria)", + .base.cra_driver_name = "__ecb-aria-avx512", + .base.cra_priority = 600, + .base.cra_flags = CRYPTO_ALG_INTERNAL, + .base.cra_blocksize = ARIA_BLOCK_SIZE, + .base.cra_ctxsize = sizeof(struct aria_ctx), + .base.cra_module = THIS_MODULE, + .min_keysize = ARIA_MIN_KEY_SIZE, + .max_keysize = ARIA_MAX_KEY_SIZE, + .setkey = aria_avx512_set_key, + .encrypt = aria_avx512_ecb_encrypt, + .decrypt = aria_avx512_ecb_decrypt, + }, { + .base.cra_name = "__ctr(aria)", + .base.cra_driver_name = "__ctr-aria-avx512", + .base.cra_priority = 600, + .base.cra_flags = CRYPTO_ALG_INTERNAL | + CRYPTO_ALG_SKCIPHER_REQSIZE_LARGE, + .base.cra_blocksize = 1, + .base.cra_ctxsize = sizeof(struct aria_ctx), + .base.cra_module = THIS_MODULE, + .min_keysize = ARIA_MIN_KEY_SIZE, + .max_keysize = ARIA_MAX_KEY_SIZE, + .ivsize = ARIA_BLOCK_SIZE, + .chunksize = ARIA_BLOCK_SIZE, + .setkey = aria_avx512_set_key, + .encrypt = aria_avx512_ctr_encrypt, + .decrypt = aria_avx512_ctr_encrypt, + .init = aria_avx512_init_tfm, + } +}; + +static struct simd_skcipher_alg *aria_simd_algs[ARRAY_SIZE(aria_algs)]; + +static int __init aria_avx512_init(void) +{ + const char *feature_name; + + if (!boot_cpu_has(X86_FEATURE_AVX) || + !boot_cpu_has(X86_FEATURE_AVX2) || + !boot_cpu_has(X86_FEATURE_AVX512F) || + !boot_cpu_has(X86_FEATURE_AVX512VL) || + !boot_cpu_has(X86_FEATURE_GFNI) || + !boot_cpu_has(X86_FEATURE_OSXSAVE)) { + pr_info("AVX512/GFNI instructions are not detected.\n"); + return -ENODEV; + } + + if (!cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM | + XFEATURE_MASK_AVX512, &feature_name)) { + pr_info("CPU feature '%s' is not supported.\n", feature_name); + return -ENODEV; + } + + aria_ops.aria_encrypt_16way = aria_aesni_avx_gfni_encrypt_16way; + aria_ops.aria_decrypt_16way = aria_aesni_avx_gfni_decrypt_16way; + aria_ops.aria_ctr_crypt_16way = aria_aesni_avx_gfni_ctr_crypt_16way; + aria_ops.aria_encrypt_32way = aria_aesni_avx2_gfni_encrypt_32way; + aria_ops.aria_decrypt_32way = aria_aesni_avx2_gfni_decrypt_32way; + aria_ops.aria_ctr_crypt_32way = aria_aesni_avx2_gfni_ctr_crypt_32way; + aria_ops.aria_encrypt_64way = aria_gfni_avx512_encrypt_64way; + aria_ops.aria_decrypt_64way = aria_gfni_avx512_decrypt_64way; + aria_ops.aria_ctr_crypt_64way = aria_gfni_avx512_ctr_crypt_64way; + + return simd_register_skciphers_compat(aria_algs, + ARRAY_SIZE(aria_algs), + aria_simd_algs); +} + +static void __exit aria_avx512_exit(void) +{ + simd_unregister_skciphers(aria_algs, ARRAY_SIZE(aria_algs), + aria_simd_algs); +} + +module_init(aria_avx512_init); +module_exit(aria_avx512_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Taehee Yoo <ap420073@gmail.com>"); +MODULE_DESCRIPTION("ARIA Cipher Algorithm, AVX512/GFNI optimized"); +MODULE_ALIAS_CRYPTO("aria"); +MODULE_ALIAS_CRYPTO("aria-gfni-avx512"); diff --git a/arch/x86/crypto/blowfish-x86_64-asm_64.S b/arch/x86/crypto/blowfish-x86_64-asm_64.S index 4a43e072d2d1..e88c8e4f013c 100644 --- a/arch/x86/crypto/blowfish-x86_64-asm_64.S +++ b/arch/x86/crypto/blowfish-x86_64-asm_64.S @@ -6,7 +6,6 @@ */ #include <linux/linkage.h> -#include <linux/cfi_types.h> .file "blowfish-x86_64-asm.S" .text @@ -100,16 +99,11 @@ bswapq RX0; \ movq RX0, (RIO); -#define xor_block() \ - bswapq RX0; \ - xorq RX0, (RIO); - -SYM_FUNC_START(__blowfish_enc_blk) +SYM_FUNC_START(blowfish_enc_blk) /* input: * %rdi: ctx * %rsi: dst * %rdx: src - * %rcx: bool, if true: xor output */ movq %r12, %r11; @@ -130,19 +124,13 @@ SYM_FUNC_START(__blowfish_enc_blk) add_roundkey_enc(16); movq %r11, %r12; - movq %r10, RIO; - test %cl, %cl; - jnz .L__enc_xor; write_block(); RET; -.L__enc_xor: - xor_block(); - RET; -SYM_FUNC_END(__blowfish_enc_blk) +SYM_FUNC_END(blowfish_enc_blk) -SYM_TYPED_FUNC_START(blowfish_dec_blk) +SYM_FUNC_START(blowfish_dec_blk) /* input: * %rdi: ctx * %rsi: dst @@ -272,28 +260,26 @@ SYM_FUNC_END(blowfish_dec_blk) movq RX3, 24(RIO); #define xor_block4() \ - bswapq RX0; \ - xorq RX0, (RIO); \ + movq (RIO), RT0; \ + bswapq RT0; \ + xorq RT0, RX1; \ \ - bswapq RX1; \ - xorq RX1, 8(RIO); \ + movq 8(RIO), RT2; \ + bswapq RT2; \ + xorq RT2, RX2; \ \ - bswapq RX2; \ - xorq RX2, 16(RIO); \ - \ - bswapq RX3; \ - xorq RX3, 24(RIO); + movq 16(RIO), RT3; \ + bswapq RT3; \ + xorq RT3, RX3; -SYM_FUNC_START(__blowfish_enc_blk_4way) +SYM_FUNC_START(blowfish_enc_blk_4way) /* input: * %rdi: ctx * %rsi: dst * %rdx: src - * %rcx: bool, if true: xor output */ pushq %r12; pushq %rbx; - pushq %rcx; movq %rdi, CTX movq %rsi, %r11; @@ -313,37 +299,28 @@ SYM_FUNC_START(__blowfish_enc_blk_4way) round_enc4(14); add_preloaded_roundkey4(); - popq %r12; movq %r11, RIO; - - test %r12b, %r12b; - jnz .L__enc_xor4; - write_block4(); popq %rbx; popq %r12; RET; +SYM_FUNC_END(blowfish_enc_blk_4way) -.L__enc_xor4: - xor_block4(); - - popq %rbx; - popq %r12; - RET; -SYM_FUNC_END(__blowfish_enc_blk_4way) - -SYM_TYPED_FUNC_START(blowfish_dec_blk_4way) +SYM_FUNC_START(__blowfish_dec_blk_4way) /* input: * %rdi: ctx * %rsi: dst * %rdx: src + * %rcx: cbc (bool) */ pushq %r12; pushq %rbx; + pushq %rcx; + pushq %rdx; movq %rdi, CTX; - movq %rsi, %r11 + movq %rsi, %r11; movq %rdx, RIO; preload_roundkey_dec(17); @@ -359,6 +336,14 @@ SYM_TYPED_FUNC_START(blowfish_dec_blk_4way) round_dec4(3); add_preloaded_roundkey4(); + popq RIO; + popq %r12; + testq %r12, %r12; + jz .L_no_cbc_xor; + + xor_block4(); + +.L_no_cbc_xor: movq %r11, RIO; write_block4(); @@ -366,4 +351,4 @@ SYM_TYPED_FUNC_START(blowfish_dec_blk_4way) popq %r12; RET; -SYM_FUNC_END(blowfish_dec_blk_4way) +SYM_FUNC_END(__blowfish_dec_blk_4way) diff --git a/arch/x86/crypto/blowfish_glue.c b/arch/x86/crypto/blowfish_glue.c index 019c64c1340a..552f2df0643f 100644 --- a/arch/x86/crypto/blowfish_glue.c +++ b/arch/x86/crypto/blowfish_glue.c @@ -16,26 +16,28 @@ #include <linux/module.h> #include <linux/types.h> +#include "ecb_cbc_helpers.h" + /* regular block cipher functions */ -asmlinkage void __blowfish_enc_blk(struct bf_ctx *ctx, u8 *dst, const u8 *src, - bool xor); +asmlinkage void blowfish_enc_blk(struct bf_ctx *ctx, u8 *dst, const u8 *src); asmlinkage void blowfish_dec_blk(struct bf_ctx *ctx, u8 *dst, const u8 *src); /* 4-way parallel cipher functions */ -asmlinkage void __blowfish_enc_blk_4way(struct bf_ctx *ctx, u8 *dst, - const u8 *src, bool xor); -asmlinkage void blowfish_dec_blk_4way(struct bf_ctx *ctx, u8 *dst, +asmlinkage void blowfish_enc_blk_4way(struct bf_ctx *ctx, u8 *dst, const u8 *src); +asmlinkage void __blowfish_dec_blk_4way(struct bf_ctx *ctx, u8 *dst, + const u8 *src, bool cbc); -static inline void blowfish_enc_blk(struct bf_ctx *ctx, u8 *dst, const u8 *src) +static inline void blowfish_dec_ecb_4way(struct bf_ctx *ctx, u8 *dst, + const u8 *src) { - __blowfish_enc_blk(ctx, dst, src, false); + return __blowfish_dec_blk_4way(ctx, dst, src, false); } -static inline void blowfish_enc_blk_4way(struct bf_ctx *ctx, u8 *dst, - const u8 *src) +static inline void blowfish_dec_cbc_4way(struct bf_ctx *ctx, u8 *dst, + const u8 *src) { - __blowfish_enc_blk_4way(ctx, dst, src, false); + return __blowfish_dec_blk_4way(ctx, dst, src, true); } static void blowfish_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) @@ -54,183 +56,35 @@ static int blowfish_setkey_skcipher(struct crypto_skcipher *tfm, return blowfish_setkey(&tfm->base, key, keylen); } -static int ecb_crypt(struct skcipher_request *req, - void (*fn)(struct bf_ctx *, u8 *, const u8 *), - void (*fn_4way)(struct bf_ctx *, u8 *, const u8 *)) -{ - unsigned int bsize = BF_BLOCK_SIZE; - struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); - struct bf_ctx *ctx = crypto_skcipher_ctx(tfm); - struct skcipher_walk walk; - unsigned int nbytes; - int err; - - err = skcipher_walk_virt(&walk, req, false); - - while ((nbytes = walk.nbytes)) { - u8 *wsrc = walk.src.virt.addr; - u8 *wdst = walk.dst.virt.addr; - - /* Process four block batch */ - if (nbytes >= bsize * 4) { - do { - fn_4way(ctx, wdst, wsrc); - - wsrc += bsize * 4; - wdst += bsize * 4; - nbytes -= bsize * 4; - } while (nbytes >= bsize * 4); - - if (nbytes < bsize) - goto done; - } - - /* Handle leftovers */ - do { - fn(ctx, wdst, wsrc); - - wsrc += bsize; - wdst += bsize; - nbytes -= bsize; - } while (nbytes >= bsize); - -done: - err = skcipher_walk_done(&walk, nbytes); - } - - return err; -} - static int ecb_encrypt(struct skcipher_request *req) { - return ecb_crypt(req, blowfish_enc_blk, blowfish_enc_blk_4way); + ECB_WALK_START(req, BF_BLOCK_SIZE, -1); + ECB_BLOCK(4, blowfish_enc_blk_4way); + ECB_BLOCK(1, blowfish_enc_blk); + ECB_WALK_END(); } static int ecb_decrypt(struct skcipher_request *req) { - return ecb_crypt(req, blowfish_dec_blk, blowfish_dec_blk_4way); -} - -static unsigned int __cbc_encrypt(struct bf_ctx *ctx, - struct skcipher_walk *walk) -{ - unsigned int bsize = BF_BLOCK_SIZE; - unsigned int nbytes = walk->nbytes; - u64 *src = (u64 *)walk->src.virt.addr; - u64 *dst = (u64 *)walk->dst.virt.addr; - u64 *iv = (u64 *)walk->iv; - - do { - *dst = *src ^ *iv; - blowfish_enc_blk(ctx, (u8 *)dst, (u8 *)dst); - iv = dst; - - src += 1; - dst += 1; - nbytes -= bsize; - } while (nbytes >= bsize); - - *(u64 *)walk->iv = *iv; - return nbytes; + ECB_WALK_START(req, BF_BLOCK_SIZE, -1); + ECB_BLOCK(4, blowfish_dec_ecb_4way); + ECB_BLOCK(1, blowfish_dec_blk); + ECB_WALK_END(); } static int cbc_encrypt(struct skcipher_request *req) { - struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); - struct bf_ctx *ctx = crypto_skcipher_ctx(tfm); - struct skcipher_walk walk; - unsigned int nbytes; - int err; - - err = skcipher_walk_virt(&walk, req, false); - - while (walk.nbytes) { - nbytes = __cbc_encrypt(ctx, &walk); - err = skcipher_walk_done(&walk, nbytes); - } - - return err; -} - -static unsigned int __cbc_decrypt(struct bf_ctx *ctx, - struct skcipher_walk *walk) -{ - unsigned int bsize = BF_BLOCK_SIZE; - unsigned int nbytes = walk->nbytes; - u64 *src = (u64 *)walk->src.virt.addr; - u64 *dst = (u64 *)walk->dst.virt.addr; - u64 ivs[4 - 1]; - u64 last_iv; - - /* Start of the last block. */ - src += nbytes / bsize - 1; - dst += nbytes / bsize - 1; - - last_iv = *src; - - /* Process four block batch */ - if (nbytes >= bsize * 4) { - do { - nbytes -= bsize * 4 - bsize; - src -= 4 - 1; - dst -= 4 - 1; - - ivs[0] = src[0]; - ivs[1] = src[1]; - ivs[2] = src[2]; - - blowfish_dec_blk_4way(ctx, (u8 *)dst, (u8 *)src); - - dst[1] ^= ivs[0]; - dst[2] ^= ivs[1]; - dst[3] ^= ivs[2]; - - nbytes -= bsize; - if (nbytes < bsize) - goto done; - - *dst ^= *(src - 1); - src -= 1; - dst -= 1; - } while (nbytes >= bsize * 4); - } - - /* Handle leftovers */ - for (;;) { - blowfish_dec_blk(ctx, (u8 *)dst, (u8 *)src); - - nbytes -= bsize; - if (nbytes < bsize) - break; - - *dst ^= *(src - 1); - src -= 1; - dst -= 1; - } - -done: - *dst ^= *(u64 *)walk->iv; - *(u64 *)walk->iv = last_iv; - - return nbytes; + CBC_WALK_START(req, BF_BLOCK_SIZE, -1); + CBC_ENC_BLOCK(blowfish_enc_blk); + CBC_WALK_END(); } static int cbc_decrypt(struct skcipher_request *req) { - struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); - struct bf_ctx *ctx = crypto_skcipher_ctx(tfm); - struct skcipher_walk walk; - unsigned int nbytes; - int err; - - err = skcipher_walk_virt(&walk, req, false); - - while (walk.nbytes) { - nbytes = __cbc_decrypt(ctx, &walk); - err = skcipher_walk_done(&walk, nbytes); - } - - return err; + CBC_WALK_START(req, BF_BLOCK_SIZE, -1); + CBC_DEC_BLOCK(4, blowfish_dec_cbc_4way); + CBC_DEC_BLOCK(1, blowfish_dec_blk); + CBC_WALK_END(); } static struct crypto_alg bf_cipher_alg = { diff --git a/arch/x86/crypto/ecb_cbc_helpers.h b/arch/x86/crypto/ecb_cbc_helpers.h index eaa15c7b29d6..11955bd01af1 100644 --- a/arch/x86/crypto/ecb_cbc_helpers.h +++ b/arch/x86/crypto/ecb_cbc_helpers.h @@ -13,13 +13,14 @@ #define ECB_WALK_START(req, bsize, fpu_blocks) do { \ void *ctx = crypto_skcipher_ctx(crypto_skcipher_reqtfm(req)); \ + const int __fpu_blocks = (fpu_blocks); \ const int __bsize = (bsize); \ struct skcipher_walk walk; \ int err = skcipher_walk_virt(&walk, (req), false); \ while (walk.nbytes > 0) { \ unsigned int nbytes = walk.nbytes; \ - bool do_fpu = (fpu_blocks) != -1 && \ - nbytes >= (fpu_blocks) * __bsize; \ + bool do_fpu = __fpu_blocks != -1 && \ + nbytes >= __fpu_blocks * __bsize; \ const u8 *src = walk.src.virt.addr; \ u8 *dst = walk.dst.virt.addr; \ u8 __maybe_unused buf[(bsize)]; \ @@ -35,7 +36,12 @@ } while (0) #define ECB_BLOCK(blocks, func) do { \ - while (nbytes >= (blocks) * __bsize) { \ + const int __blocks = (blocks); \ + if (do_fpu && __blocks < __fpu_blocks) { \ + kernel_fpu_end(); \ + do_fpu = false; \ + } \ + while (nbytes >= __blocks * __bsize) { \ (func)(ctx, dst, src); \ ECB_WALK_ADVANCE(blocks); \ } \ @@ -53,7 +59,12 @@ } while (0) #define CBC_DEC_BLOCK(blocks, func) do { \ - while (nbytes >= (blocks) * __bsize) { \ + const int __blocks = (blocks); \ + if (do_fpu && __blocks < __fpu_blocks) { \ + kernel_fpu_end(); \ + do_fpu = false; \ + } \ + while (nbytes >= __blocks * __bsize) { \ const u8 *__iv = src + ((blocks) - 1) * __bsize; \ if (dst == src) \ __iv = memcpy(buf, __iv, __bsize); \ diff --git a/arch/x86/crypto/ghash-clmulni-intel_asm.S b/arch/x86/crypto/ghash-clmulni-intel_asm.S index 2bf871899920..257ed9446f3e 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_asm.S +++ b/arch/x86/crypto/ghash-clmulni-intel_asm.S @@ -4,7 +4,7 @@ * instructions. This file contains accelerated part of ghash * implementation. More information about PCLMULQDQ can be found at: * - * http://software.intel.com/en-us/articles/carry-less-multiplication-and-its-usage-for-computing-the-gcm-mode/ + * https://www.intel.com/content/dam/develop/external/us/en/documents/clmul-wp-rev-2-02-2014-04-20.pdf * * Copyright (c) 2009 Intel Corp. * Author: Huang Ying <ying.huang@intel.com> @@ -88,7 +88,7 @@ SYM_FUNC_START_LOCAL(__clmul_gf128mul_ble) RET SYM_FUNC_END(__clmul_gf128mul_ble) -/* void clmul_ghash_mul(char *dst, const u128 *shash) */ +/* void clmul_ghash_mul(char *dst, const le128 *shash) */ SYM_FUNC_START(clmul_ghash_mul) FRAME_BEGIN movups (%rdi), DATA @@ -104,7 +104,7 @@ SYM_FUNC_END(clmul_ghash_mul) /* * void clmul_ghash_update(char *dst, const char *src, unsigned int srclen, - * const u128 *shash); + * const le128 *shash); */ SYM_FUNC_START(clmul_ghash_update) FRAME_BEGIN diff --git a/arch/x86/crypto/ghash-clmulni-intel_glue.c b/arch/x86/crypto/ghash-clmulni-intel_glue.c index 1f1a95f3dd0c..700ecaee9a08 100644 --- a/arch/x86/crypto/ghash-clmulni-intel_glue.c +++ b/arch/x86/crypto/ghash-clmulni-intel_glue.c @@ -19,21 +19,22 @@ #include <crypto/internal/simd.h> #include <asm/cpu_device_id.h> #include <asm/simd.h> +#include <asm/unaligned.h> #define GHASH_BLOCK_SIZE 16 #define GHASH_DIGEST_SIZE 16 -void clmul_ghash_mul(char *dst, const u128 *shash); +void clmul_ghash_mul(char *dst, const le128 *shash); void clmul_ghash_update(char *dst, const char *src, unsigned int srclen, - const u128 *shash); + const le128 *shash); struct ghash_async_ctx { struct cryptd_ahash *cryptd_tfm; }; struct ghash_ctx { - u128 shash; + le128 shash; }; struct ghash_desc_ctx { @@ -54,22 +55,40 @@ static int ghash_setkey(struct crypto_shash *tfm, const u8 *key, unsigned int keylen) { struct ghash_ctx *ctx = crypto_shash_ctx(tfm); - be128 *x = (be128 *)key; u64 a, b; if (keylen != GHASH_BLOCK_SIZE) return -EINVAL; - /* perform multiplication by 'x' in GF(2^128) */ - a = be64_to_cpu(x->a); - b = be64_to_cpu(x->b); - - ctx->shash.a = (b << 1) | (a >> 63); - ctx->shash.b = (a << 1) | (b >> 63); - + /* + * GHASH maps bits to polynomial coefficients backwards, which makes it + * hard to implement. But it can be shown that the GHASH multiplication + * + * D * K (mod x^128 + x^7 + x^2 + x + 1) + * + * (where D is a data block and K is the key) is equivalent to: + * + * bitreflect(D) * bitreflect(K) * x^(-127) + * (mod x^128 + x^127 + x^126 + x^121 + 1) + * + * So, the code below precomputes: + * + * bitreflect(K) * x^(-127) (mod x^128 + x^127 + x^126 + x^121 + 1) + * + * ... but in Montgomery form (so that Montgomery multiplication can be + * used), i.e. with an extra x^128 factor, which means actually: + * + * bitreflect(K) * x (mod x^128 + x^127 + x^126 + x^121 + 1) + * + * The within-a-byte part of bitreflect() cancels out GHASH's built-in + * reflection, and thus bitreflect() is actually a byteswap. + */ + a = get_unaligned_be64(key); + b = get_unaligned_be64(key + 8); + ctx->shash.a = cpu_to_le64((a << 1) | (b >> 63)); + ctx->shash.b = cpu_to_le64((b << 1) | (a >> 63)); if (a >> 63) - ctx->shash.b ^= ((u64)0xc2) << 56; - + ctx->shash.a ^= cpu_to_le64((u64)0xc2 << 56); return 0; } diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c index 82c783da16a8..ef9e951415c5 100644 --- a/arch/x86/kernel/asm-offsets.c +++ b/arch/x86/kernel/asm-offsets.c @@ -7,6 +7,7 @@ #define COMPILE_OFFSETS #include <linux/crypto.h> +#include <crypto/aria.h> #include <linux/sched.h> #include <linux/stddef.h> #include <linux/hardirq.h> @@ -111,5 +112,12 @@ static void __used common(void) #ifdef CONFIG_CALL_DEPTH_TRACKING OFFSET(X86_call_depth, pcpu_hot, call_depth); #endif +#if IS_ENABLED(CONFIG_CRYPTO_ARIA_AESNI_AVX_X86_64) + /* Offset for fields in aria_ctx */ + BLANK(); + OFFSET(ARIA_CTX_enc_key, aria_ctx, enc_key); + OFFSET(ARIA_CTX_dec_key, aria_ctx, dec_key); + OFFSET(ARIA_CTX_rounds, aria_ctx, rounds); +#endif } |