Add support for printing out and retrieving EC point formats extension.

(backport from HEAD)
This commit is contained in:
Dr. Stephen Henson 2012-12-26 18:13:49 +00:00
parent b79df62eff
commit 78b5d89ddf
5 changed files with 61 additions and 0 deletions

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@ -4,6 +4,10 @@
Changes between 1.0.1 and 1.0.2 [xx XXX xxxx]
*) New ctrl and macro to retrieve supported points extensions.
Print out extension in s_server.
[Steve Henson]
*) New functions to retrieve certificate signature and signature
OID NID.
[Steve Henson]

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@ -161,6 +161,7 @@ int set_cert_key_and_authz(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key,
unsigned char *authz, size_t authz_length);
# endif
int ssl_print_sigalgs(BIO *out, SSL *s);
int ssl_print_point_formats(BIO *out, SSL *s);
int ssl_print_curves(BIO *out, SSL *s);
#endif
int ssl_print_tmp_key(BIO *out, SSL *s);

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@ -418,6 +418,45 @@ int ssl_print_sigalgs(BIO *out, SSL *s)
BIO_printf(out, "Peer signing digest: %s\n", OBJ_nid2sn(mdnid));
return 1;
}
int ssl_print_point_formats(BIO *out, SSL *s)
{
int i, nformats;
const char *pformats;
nformats = SSL_get0_ec_point_formats(s, &pformats);
if (nformats <= 0)
return 1;
BIO_puts(out, "Supported Elliptic Curve Point Formats: ");
for (i = 0; i < nformats; i++, pformats++)
{
if (i)
BIO_puts(out, ":");
switch(*pformats)
{
case TLSEXT_ECPOINTFORMAT_uncompressed:
BIO_puts(out, "uncompressed");
break;
case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime:
BIO_puts(out, "ansiX962_compressed_prime");
break;
case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2:
BIO_puts(out, "ansiX962_compressed_char2");
break;
default:
BIO_printf(out, "unknown(%d)", (int)*pformats);
break;
}
}
if (nformats <= 0)
BIO_puts(out, "NONE");
BIO_puts(out, "\n");
return 1;
}
int ssl_print_curves(BIO *out, SSL *s)
{

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@ -3514,6 +3514,19 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
return 0;
}
case SSL_CTRL_GET_EC_POINT_FORMATS:
if (!s->server)
return 0;
else
{
SSL_SESSION *sess = s->session;
const unsigned char **pformat = parg;
if (!sess || !sess->tlsext_ecpointformatlist)
return 0;
*pformat = sess->tlsext_ecpointformatlist;
return (int)sess->tlsext_ecpointformatlist_length;
}
default:
break;
}

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@ -1700,6 +1700,7 @@ DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
#define SSL_CTRL_GET_PEER_SIGNATURE_NID 108
#define SSL_CTRL_GET_SERVER_TMP_KEY 109
#define SSL_CTRL_GET_RAW_CIPHERLIST 110
#define SSL_CTRL_GET_EC_POINT_FORMATS 111
#define DTLSv1_get_timeout(ssl, arg) \
SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)arg)
@ -1833,6 +1834,9 @@ DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
#define SSL_get0_raw_cipherlist(s, plst) \
SSL_ctrl(s,SSL_CTRL_GET_RAW_CIPHERLIST,0,plst)
#define SSL_get0_ec_point_formats(s, plst) \
SSL_ctrl(s,SSL_CTRL_GET_EC_POINT_FORMATS,0,plst)
#ifndef OPENSSL_NO_BIO
BIO_METHOD *BIO_f_ssl(void);
BIO *BIO_new_ssl(SSL_CTX *ctx,int client);