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fix various issues

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu
2022-01-19 11:08:05 +08:00
parent 4131ec1260
commit 7ddc38cedb
3 changed files with 45 additions and 20 deletions
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52
library/ssl_tls.c
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@ -4052,7 +4052,7 @@ void mbedtls_ssl_conf_dhm_min_bitlen( mbedtls_ssl_config *conf,
#endif /* MBEDTLS_DHM_C && MBEDTLS_SSL_CLI_C */
#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#if !defined(MBEDTLS_DEPRECATED_REMOVED) && defined(MBEDTLS_SSL_PROTO_TLS1_2)
/*
* Set allowed/preferred hashes for handshake signatures
*/
@ -4061,7 +4061,7 @@ void mbedtls_ssl_conf_sig_hashes( mbedtls_ssl_config *conf,
{
conf->sig_hashes = hashes;
}
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
#endif /* !MBEDTLS_DEPRECATED_REMOVED && MBEDTLS_SSL_PROTO_TLS1_2 */
/* Configure allowed signature algorithms for handshake */
void mbedtls_ssl_conf_sig_algs( mbedtls_ssl_config *conf,
@ -7434,21 +7434,45 @@ int mbedtls_ssl_write_supported_groups_ext( mbedtls_ssl_context *ssl,
#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
/*
* mbedtls_ssl_tls13_write_sig_alg_ext( )
* Function for writing a signature algorithm extension.
*
* enum {
* ....
* ecdsa_secp256r1_sha256( 0x0403 ),
* ecdsa_secp384r1_sha384( 0x0503 ),
* ecdsa_secp521r1_sha512( 0x0603 ),
* ....
* } SignatureScheme;
* The `exitension_data` field of signature algorithm contains `SignatureSchemeList`
* value (TLS 1.3 RFC8446):
* enum {
* ....
* ecdsa_secp256r1_sha256( 0x0403 ),
* ecdsa_secp384r1_sha384( 0x0503 ),
* ecdsa_secp521r1_sha512( 0x0603 ),
* ....
* } SignatureScheme;
*
* struct {
* SignatureScheme supported_signature_algorithms<2..2^16-2>;
* } SignatureSchemeList;
* struct {
* SignatureScheme supported_signature_algorithms<2..2^16-2>;
* } SignatureSchemeList;
*
* The `exitension_data` field of signature algorithm contains
* `SignatureAndHashAlgorithm` value (TLS 1.2 RFC5246):
* enum {
* none(0), md5(1), sha1(2), sha224(3), sha256(4), sha384(5),
* sha512(6), (255)
* } HashAlgorithm;
*
* enum { anonymous(0), rsa(1), dsa(2), ecdsa(3), (255) }
* SignatureAlgorithm;
*
* struct {
* HashAlgorithm hash;
* SignatureAlgorithm signature;
* } SignatureAndHashAlgorithm;
*
* SignatureAndHashAlgorithm
* supported_signature_algorithms<2..2^16-2>;
*
* The TLS 1.3 signature algorithm extension was defined to be a compatible
* generalization of the TLS 1.2 signature algorithm extension.
* `SignatureAndHashAlgorithm` field of TLS 1.2 can be represented by
* `SignatureScheme` field of TLS 1.3
*
* Only if we handle at least one key exchange that needs signatures.
*/
int mbedtls_ssl_write_sig_alg_ext( mbedtls_ssl_context *ssl, unsigned char *buf,
const unsigned char *end, size_t *out_len )