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busybox/networking/tls_aes.h

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tls: added AES code and made it compile. not used yet Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-19 00:20:27 +08:00
/*
* Copyright (C) 2017 Denys Vlasenko
*
* Licensed under GPLv2, see file LICENSE in this source tree.
*
* Selected few declarations for AES.
*/
tls: add support for TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 cipher function old new delta xwrite_encrypted 209 605 +396 GHASH - 395 +395 aes_encrypt_1 - 382 +382 GMULT - 192 +192 tls_xread_record 489 659 +170 aes_encrypt_one_block - 65 +65 aesgcm_setkey - 58 +58 FlattenSzInBits - 52 +52 tls_handshake 1890 1941 +51 xwrite_and_update_handshake_hash 46 81 +35 xorbuf - 24 +24 aes_setkey - 16 +16 psRsaEncryptPub 413 421 +8 stty_main 1221 1227 +6 ssl_client_main 138 143 +5 next_token 841 845 +4 spawn_ssl_client 218 219 +1 volume_id_probe_hfs_hfsplus 564 563 -1 read_package_field 232 230 -2 i2cdetect_main 674 672 -2 fail_hunk 139 136 -3 parse_expr 891 883 -8 curve25519 802 793 -9 aes_cbc_decrypt 971 958 -13 xwrite_handshake_record 43 - -43 aes_cbc_encrypt 644 172 -472 ------------------------------------------------------------------------------ (add/remove: 9/1 grow/shrink: 9/8 up/down: 1860/-553) Total: 1307 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-11-24 00:21:38 +08:00
void aes_setkey(struct tls_aes *aes, const void *key, unsigned key_len) FAST_FUNC;
void aes_encrypt_one_block(struct tls_aes *aes, const void *data, void *dst) FAST_FUNC;
tls: in AES-CBC code, do not set key for every record - do it once function old new delta aes_setkey 16 212 +196 tls_handshake 1941 1977 +36 aes_encrypt_1 382 396 +14 xwrite_encrypted 605 604 -1 tls_xread_record 659 656 -3 aes_encrypt_one_block 65 59 -6 aes_cbc_encrypt 172 121 -51 aesgcm_setkey 58 - -58 aes_cbc_decrypt 958 881 -77 KeyExpansion 188 - -188 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 3/5 up/down: 246/-384) Total: -138 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-11-24 01:02:44 +08:00
void aes_cbc_encrypt(struct tls_aes *aes, void *iv, const void *data, size_t len, void *dst) FAST_FUNC;
void aes_cbc_decrypt(struct tls_aes *aes, void *iv, const void *data, size_t len, void *dst) FAST_FUNC;
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