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Searched refs:derived_key (Results 1 – 8 of 8) sorted by relevance

/linux/security/keys/encrypted-keys/
H A Dencrypted.c331 static int get_derived_key(u8 *derived_key, enum derived_key_type key_type, in get_derived_key() argument
352 sha256(derived_buf, derived_buf_len, derived_key); in get_derived_key()
427 const u8 *derived_key, in derived_key_encrypt() argument
440 req = init_skcipher_req(derived_key, derived_keylen); in derived_key_encrypt()
471 u8 derived_key[HASH_SIZE]; in datablob_hmac_append() local
475 ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen); in datablob_hmac_append()
480 hmac_sha256_usingrawkey(derived_key, sizeof(derived_key), in datablob_hmac_append()
485 memzero_explicit(derived_key, sizeof(derived_key)); in datablob_hmac_append()
494 u8 derived_key[HASH_SIZE]; in datablob_hmac_verify() local
500 ret = get_derived_key(derived_key, AUTH_KEY, master_key, master_keylen); in datablob_hmac_verify()
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/linux/fs/crypto/
H A Dkeysetup_v1.c49 u8 *derived_key, unsigned int derived_keysize) in derive_key_aes() argument
68 sg_init_one(&dst_sg, derived_key, derived_keysize); in derive_key_aes()
262 u8 *derived_key; in setup_v1_file_key_derived() local
269 derived_key = kmalloc(ci->ci_mode->keysize, GFP_KERNEL); in setup_v1_file_key_derived()
270 if (!derived_key) in setup_v1_file_key_derived()
274 derived_key, ci->ci_mode->keysize); in setup_v1_file_key_derived()
278 err = fscrypt_set_per_file_enc_key(ci, derived_key); in setup_v1_file_key_derived()
280 kfree_sensitive(derived_key); in setup_v1_file_key_derived()
H A Dkeysetup.c384 u8 derived_key[FSCRYPT_MAX_RAW_KEY_SIZE]; in fscrypt_setup_v2_file_key() local
389 derived_key, ci->ci_mode->keysize); in fscrypt_setup_v2_file_key()
390 err = fscrypt_set_per_file_enc_key(ci, derived_key); in fscrypt_setup_v2_file_key()
391 memzero_explicit(derived_key, ci->ci_mode->keysize); in fscrypt_setup_v2_file_key()
/linux/lib/crypto/
H A Dsha1.c217 } derived_key = { 0 }; in __hmac_sha1_preparekey() local
220 sha1(raw_key, raw_key_len, derived_key.b); in __hmac_sha1_preparekey()
222 memcpy(derived_key.b, raw_key, raw_key_len); in __hmac_sha1_preparekey()
224 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha1_preparekey()
225 derived_key.w[i] ^= REPEAT_BYTE(HMAC_IPAD_VALUE); in __hmac_sha1_preparekey()
227 sha1_blocks(istate, derived_key.b, 1); in __hmac_sha1_preparekey()
229 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha1_preparekey()
230 derived_key.w[i] ^= REPEAT_BYTE(HMAC_OPAD_VALUE ^ in __hmac_sha1_preparekey()
233 sha1_blocks(ostate, derived_key.b, 1); in __hmac_sha1_preparekey()
235 memzero_explicit(&derived_key, sizeof(derived_key)); in __hmac_sha1_preparekey()
H A Dsha512.c261 } derived_key = { 0 }; in __hmac_sha512_preparekey() local
265 sha384(raw_key, raw_key_len, derived_key.b); in __hmac_sha512_preparekey()
267 sha512(raw_key, raw_key_len, derived_key.b); in __hmac_sha512_preparekey()
269 memcpy(derived_key.b, raw_key, raw_key_len); in __hmac_sha512_preparekey()
272 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha512_preparekey()
273 derived_key.w[i] ^= REPEAT_BYTE(HMAC_IPAD_VALUE); in __hmac_sha512_preparekey()
275 sha512_blocks(istate, derived_key.b, 1); in __hmac_sha512_preparekey()
277 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha512_preparekey()
278 derived_key.w[i] ^= REPEAT_BYTE(HMAC_OPAD_VALUE ^ in __hmac_sha512_preparekey()
281 sha512_blocks(ostate, derived_key.b, 1); in __hmac_sha512_preparekey()
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H A Dmd5.c220 } derived_key = { 0 }; in __hmac_md5_preparekey() local
223 md5(raw_key, raw_key_len, derived_key.b); in __hmac_md5_preparekey()
225 memcpy(derived_key.b, raw_key, raw_key_len); in __hmac_md5_preparekey()
227 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_md5_preparekey()
228 derived_key.w[i] ^= REPEAT_BYTE(HMAC_IPAD_VALUE); in __hmac_md5_preparekey()
230 md5_blocks(istate, derived_key.b, 1); in __hmac_md5_preparekey()
232 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_md5_preparekey()
233 derived_key.w[i] ^= REPEAT_BYTE(HMAC_OPAD_VALUE ^ in __hmac_md5_preparekey()
236 md5_blocks(ostate, derived_key.b, 1); in __hmac_md5_preparekey()
238 memzero_explicit(&derived_key, sizeof(derived_key)); in __hmac_md5_preparekey()
H A Dsha256.c336 } derived_key = { 0 }; in __hmac_sha256_preparekey() local
340 sha224(raw_key, raw_key_len, derived_key.b); in __hmac_sha256_preparekey()
342 sha256(raw_key, raw_key_len, derived_key.b); in __hmac_sha256_preparekey()
344 memcpy(derived_key.b, raw_key, raw_key_len); in __hmac_sha256_preparekey()
347 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha256_preparekey()
348 derived_key.w[i] ^= REPEAT_BYTE(HMAC_IPAD_VALUE); in __hmac_sha256_preparekey()
350 sha256_blocks(istate, derived_key.b, 1); in __hmac_sha256_preparekey()
352 for (size_t i = 0; i < ARRAY_SIZE(derived_key.w); i++) in __hmac_sha256_preparekey()
353 derived_key.w[i] ^= REPEAT_BYTE(HMAC_OPAD_VALUE ^ in __hmac_sha256_preparekey()
356 sha256_blocks(ostate, derived_key.b, 1); in __hmac_sha256_preparekey()
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/linux/crypto/krb5/
H A Drfc3961_simplified.c392 struct krb5_buffer derived_key; in rfc3961_calc_PRF() local
402 derived_key.len = krb5->key_bytes; in rfc3961_calc_PRF()
403 buffer = kzalloc(round16(tmp1.len) + round16(derived_key.len), gfp); in rfc3961_calc_PRF()
408 derived_key.data = buffer + round16(tmp1.len); in rfc3961_calc_PRF()
417 ret = rfc3961_calc_DK(krb5, protocol_key, &prfconstant, &derived_key, gfp); in rfc3961_calc_PRF()
421 ret = rfc3961_calc_E(krb5, &derived_key, &tmp2, result, gfp); in rfc3961_calc_PRF()