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Diffstat (limited to 'trust/x509.c')
-rw-r--r--trust/x509.c32
1 files changed, 27 insertions, 5 deletions
diff --git a/trust/x509.c b/trust/x509.c
index b93d26c..3b4fb2d 100644
--- a/trust/x509.c
+++ b/trust/x509.c
@@ -92,10 +92,10 @@ p11_x509_find_extension (node_asn *cert,
}
bool
-p11_x509_calc_keyid (node_asn *cert,
- const unsigned char *der,
- size_t der_len,
- unsigned char *keyid)
+p11_x509_hash_subject_public_key (node_asn *cert,
+ const unsigned char *der,
+ size_t der_len,
+ unsigned char *keyid)
{
int start, end;
size_t len;
@@ -103,7 +103,6 @@ p11_x509_calc_keyid (node_asn *cert,
return_val_if_fail (cert != NULL, NULL);
return_val_if_fail (der != NULL, NULL);
- return_val_if_fail (keyid != NULL, NULL);
ret = asn1_der_decoding_startEnd (cert, der, der_len, "tbsCertificate.subjectPublicKeyInfo", &start, &end);
return_val_if_fail (ret == ASN1_SUCCESS, false);
@@ -114,6 +113,29 @@ p11_x509_calc_keyid (node_asn *cert,
return true;
}
+unsigned char *
+p11_x509_parse_subject_key_identifier (p11_dict *asn1_defs,
+ const unsigned char *ext_der,
+ size_t ext_len,
+ size_t *keyid_len)
+{
+ unsigned char *keyid;
+ node_asn *ext;
+
+ return_val_if_fail (keyid_len != NULL, false);
+
+ ext = p11_asn1_decode (asn1_defs, "PKIX1.SubjectKeyIdentifier", ext_der, ext_len, NULL);
+ if (ext == NULL)
+ return NULL;
+
+ keyid = p11_asn1_read (ext, "", keyid_len);
+ return_val_if_fail (keyid != NULL, NULL);
+
+ asn1_delete_structure (&ext);
+
+ return keyid;
+}
+
bool
p11_x509_parse_basic_constraints (p11_dict *asn1_defs,
const unsigned char *ext_der,