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Differ quic initial salt versions

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Vadim Vetrov 2025-01-04 19:22:54 +03:00
parent e98bb5ecad
commit e852d37edb
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GPG Key ID: E8A308689D7A73A5
1 changed files with 8 additions and 1 deletions
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9
src/quic_crypto.c
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@ -76,6 +76,8 @@ int quic_parse_initial_message(
uint32_t key_info_size; uint32_t key_info_size;
const uint8_t *hp_info; const uint8_t *hp_info;
uint32_t hp_info_size; uint32_t hp_info_size;
const uint8_t *initial_salt;
uint32_t initial_salt_size;
ret = quic_parse_data(quic_payload, quic_plen, ret = quic_parse_data(quic_payload, quic_plen,
&qch, &qch_len, &qci, &inpayload, &inplen &qch, &qch_len, &qci, &inpayload, &inplen
@ -94,6 +96,8 @@ int quic_parse_initial_message(
key_info_size = sizeof(quic_key_info) - 1; key_info_size = sizeof(quic_key_info) - 1;
hp_info = quic_hp_info; hp_info = quic_hp_info;
hp_info_size = sizeof(quic_hp_info) - 1; hp_info_size = sizeof(quic_hp_info) - 1;
initial_salt = (const uint8_t *)QUIC_INITIAL_SALT_V1;
initial_salt_size = sizeof(QUIC_INITIAL_SALT_V1) - 1;
break; break;
case QUIC_V2: case QUIC_V2:
iv_info = quic2_iv_info; iv_info = quic2_iv_info;
@ -102,6 +106,8 @@ int quic_parse_initial_message(
key_info_size = sizeof(quic2_key_info) - 1; key_info_size = sizeof(quic2_key_info) - 1;
hp_info = quic2_hp_info; hp_info = quic2_hp_info;
hp_info_size = sizeof(quic2_hp_info) - 1; hp_info_size = sizeof(quic2_hp_info) - 1;
initial_salt = (const uint8_t *)QUIC_INITIAL_SALT_V2;
initial_salt_size = sizeof(QUIC_INITIAL_SALT_V2) - 1;
break; break;
default: default:
return -EINVAL; return -EINVAL;
@ -137,7 +143,8 @@ int quic_parse_initial_message(
memcpy(dcptr, inpayload, inheader_len); memcpy(dcptr, inpayload, inheader_len);
dcptr += inheader_len; dcptr += inheader_len;
ret = hkdfExtract(SHA256_HASH_ALGO, (const unsigned char *)qci.dst_id, qci.dst_len, (const unsigned char *)QUIC_INITIAL_SALT_V1, sizeof(QUIC_INITIAL_SALT_V1) - 1, initial_secret);
ret = hkdfExtract(SHA256_HASH_ALGO, (const unsigned char *)qci.dst_id, qci.dst_len, initial_salt, initial_salt_size, initial_secret);
if (ret) { if (ret) {
lgerr("hkdfExtract initial_secret: %d", ret); lgerr("hkdfExtract initial_secret: %d", ret);
ret = -EINVAL; ret = -EINVAL;