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Diffstat (limited to 'lib')
-rw-r--r--lib/vtls/gtls.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
index 01dbf850a..4ed3ea5cf 100644
--- a/lib/vtls/gtls.c
+++ b/lib/vtls/gtls.c
@@ -802,7 +802,8 @@ gtls_connect_step3(struct connectdata *conn,
unsigned int verify_status = 0;
gnutls_x509_crt_t x509_cert, x509_issuer;
gnutls_datum_t issuerp;
- char certbuf[256] = ""; /* big enough? */
+ gnutls_datum_t certfields;
+ char certname[65] = ""; /* limited to 64 chars by ASN.1 */
size_t size;
time_t certclock;
const char *ptr;
@@ -1036,11 +1037,11 @@ gtls_connect_step3(struct connectdata *conn,
SSL_SET_OPTION(issuercert)?SSL_SET_OPTION(issuercert):"none");
}
- size = sizeof(certbuf);
+ size = sizeof(certname);
rc = gnutls_x509_crt_get_dn_by_oid(x509_cert, GNUTLS_OID_X520_COMMON_NAME,
0, /* the first and only one */
FALSE,
- certbuf,
+ certname,
&size);
if(rc) {
infof(data, "error fetching CN from cert:%s\n",
@@ -1101,16 +1102,16 @@ gtls_connect_step3(struct connectdata *conn,
if(SSL_CONN_CONFIG(verifyhost)) {
failf(data, "SSL: certificate subject name (%s) does not match "
- "target host name '%s'", certbuf, dispname);
+ "target host name '%s'", certname, dispname);
gnutls_x509_crt_deinit(x509_cert);
return CURLE_PEER_FAILED_VERIFICATION;
}
else
infof(data, "\t common name: %s (does not match '%s')\n",
- certbuf, dispname);
+ certname, dispname);
}
else
- infof(data, "\t common name: %s (matched)\n", certbuf);
+ infof(data, "\t common name: %s (matched)\n", certname);
/* Check for time-based validity */
certclock = gnutls_x509_crt_get_expiration_time(x509_cert);
@@ -1195,9 +1196,10 @@ gtls_connect_step3(struct connectdata *conn,
gnutls_x509_crt_get_version(x509_cert));
- size = sizeof(certbuf);
- gnutls_x509_crt_get_dn(x509_cert, certbuf, &size);
- infof(data, "\t subject: %s\n", certbuf);
+ rc = gnutls_x509_crt_get_dn2(x509_cert, &certfields);
+ if(rc != 0)
+ return CURLE_OUT_OF_MEMORY;
+ infof(data, "\t subject: %s\n", certfields.data);
certclock = gnutls_x509_crt_get_activation_time(x509_cert);
showtime(data, "start date", certclock);
@@ -1205,9 +1207,10 @@ gtls_connect_step3(struct connectdata *conn,
certclock = gnutls_x509_crt_get_expiration_time(x509_cert);
showtime(data, "expire date", certclock);
- size = sizeof(certbuf);
- gnutls_x509_crt_get_issuer_dn(x509_cert, certbuf, &size);
- infof(data, "\t issuer: %s\n", certbuf);
+ rc = gnutls_x509_crt_get_issuer_dn2(x509_cert, &certfields);
+ if(rc != 0)
+ return CURLE_OUT_OF_MEMORY;
+ infof(data, "\t issuer: %s\n", certfields.data);
#endif
gnutls_x509_crt_deinit(x509_cert);