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Move FFDH helper functions and macros to more suitable locations

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Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemek Stekiel
2023-05-31 11:29:55 +02:00
parent 63706628d0
commit e7db09bede
6 changed files with 83 additions and 87 deletions
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24
library/ssl_tls13_generic.c
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@ -1572,6 +1572,30 @@ int mbedtls_ssl_tls13_generate_and_write_ecdh_key_exchange(
#endif /* PSA_WANT_ALG_ECDH || PSA_WANT_ALG_FFDH */
#if defined(PSA_WANT_ALG_FFDH)
static psa_key_type_t mbedtls_psa_parse_tls_ffdh_group(
uint16_t tls_ecc_grp_reg_id, size_t *bits)
{
switch (tls_ecc_grp_reg_id) {
case MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE2048:
*bits = 2048;
return PSA_KEY_TYPE_DH_KEY_PAIR(PSA_DH_FAMILY_RFC7919);
case MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE3072:
*bits = 3072;
return PSA_KEY_TYPE_DH_KEY_PAIR(PSA_DH_FAMILY_RFC7919);
case MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE4096:
*bits = 4096;
return PSA_KEY_TYPE_DH_KEY_PAIR(PSA_DH_FAMILY_RFC7919);
case MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE6144:
*bits = 6144;
return PSA_KEY_TYPE_DH_KEY_PAIR(PSA_DH_FAMILY_RFC7919);
case MBEDTLS_SSL_IANA_TLS_GROUP_FFDHE8192:
*bits = 8192;
return PSA_KEY_TYPE_DH_KEY_PAIR(PSA_DH_FAMILY_RFC7919);
default:
return 0;
}
}
int mbedtls_ssl_tls13_generate_and_write_dhe_key_exchange(
mbedtls_ssl_context *ssl,
uint16_t named_group,