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4 Commits

Author SHA1 Message Date
Denys Vlasenko
83e5c627e1 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>
 2018-11-23 17:48:07 +01:00
Denys Vlasenko
6b1b004845 tls: commented out psPool_t use 
function                                             old     new   delta
psAesEncrypt                                         159     162      +3
der_binary_to_pstm                                    42      40      -2
xwrite_and_hash                                      437     434      -3
xread_tls_block                                      446     443      -3
pstm_div_2d                                          449     444      -5
psAesDecrypt                                         179     174      -5
pstm_init_size                                        52      45      -7
pstm_init                                             46      39      -7
pstm_to_unsigned_bin                                 165     157      -8
tls_main                                            1265    1256      -9
pstm_mulmod                                          132     123      -9
pstm_mod                                             125     116      -9
pstm_init_copy                                        93      84      -9
psAesInitKey                                         840     825     -15
send_client_key_exchange                             362     342     -20
psAesInit                                            103      80     -23
psRsaEncryptPub                                      429     403     -26
psAesDecryptBlock                                   1211    1184     -27
psAesEncryptBlock                                   1223    1193     -30
pstm_exptmod                                        1582    1524     -58
pstm_div                                            1557    1472     -85
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/20 up/down: 3/-360)          Total: -357 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2017-01-19 15:51:00 +01:00
Denys Vlasenko
3f8ecd933a tls: rearrange code, add/improve comments, fix whitespace, no real changes here 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2017-01-15 14:16:51 +01:00
Denys Vlasenko
11d0096516 tls: format and send CLIENT_KEY_EXCHANGE 
$ ./busybox tls kernel.org
insize:0 tail:0
got block len:74
got HANDSHAKE
got SERVER_HELLO
insize:79 tail:4265
got block len:4392
got HANDSHAKE
got CERTIFICATE
entered der @0x8b217a7:0x30 len:1452 inner_byte @0x8b217ab:0x30
entered der @0x8b217ab:0x30 len:1172 inner_byte @0x8b217af:0xa0
skipped der 0xa0, next byte 0x02
skipped der 0x02, next byte 0x30
skipped der 0x30, next byte 0x30
skipped der 0x30, next byte 0x30
skipped der 0x30, next byte 0x30
skipped der 0x30, next byte 0x30
entered der @0x8b218b4:0x30 len:418 inner_byte @0x8b218b8:0x30
skipped der 0x30, next byte 0x03
entered der @0x8b218c7:0x03 len:399 inner_byte @0x8b218cb:0x00
key bytes:399, first:0x00
entered der @0x8b218cc:0x30 len:394 inner_byte @0x8b218d0:0x02
binary bytes:385, first:0x00
skipped der 0x02, next byte 0x02
binary bytes:3, first:0x01
server_rsa_pub_key.size:384
insize:4397 tail:9
got block len:4
got SERVER_HELLO_DONE
insize:9 tail:0
^C

Next step: send CHANGE_CIPHER_SPEC... and actually implement it.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2017-01-15 00:12:42 +01:00