Lines Matching refs:cert
25 int x509_get_sig_params(struct x509_certificate *cert)
27 struct public_key_signature *sig = cert->sig;
35 sig->s = kmemdup(cert->raw_sig, cert->raw_sig_size, GFP_KERNEL);
39 sig->s_size = cert->raw_sig_size;
47 cert->unsupported_sig = true;
67 if (strcmp(cert->pub->pkey_algo, "sm2") == 0) {
70 sm2_compute_z_digest(desc, cert->pub->key,
71 cert->pub->keylen, sig->digest) ?:
75 crypto_shash_finup(desc, cert->tbs, cert->tbs_size,
78 ret = crypto_shash_digest(desc, cert->tbs, cert->tbs_size,
90 cert->blacklisted = true;
103 * Check for self-signedness in an X.509 cert and if found, check the signature
106 int x509_check_for_self_signed(struct x509_certificate *cert)
112 if (cert->raw_subject_size != cert->raw_issuer_size ||
113 memcmp(cert->raw_subject, cert->raw_issuer,
114 cert->raw_issuer_size) != 0)
117 if (cert->sig->auth_ids[0] || cert->sig->auth_ids[1]) {
121 bool a = asymmetric_key_id_same(cert->skid, cert->sig->auth_ids[1]);
122 bool b = asymmetric_key_id_same(cert->id, cert->sig->auth_ids[0]);
129 cert->sig->auth_ids[0] && cert->sig->auth_ids[1])
133 if (cert->unsupported_sig) {
138 ret = public_key_verify_signature(cert->pub, cert->sig);
141 cert->unsupported_sig = true;
148 cert->self_signed = true;
165 struct x509_certificate *cert;
171 cert = x509_cert_parse(prep->data, prep->datalen);
172 if (IS_ERR(cert))
173 return PTR_ERR(cert);
175 pr_devel("Cert Issuer: %s\n", cert->issuer);
176 pr_devel("Cert Subject: %s\n", cert->subject);
177 pr_devel("Cert Key Algo: %s\n", cert->pub->pkey_algo);
178 pr_devel("Cert Valid period: %lld-%lld\n", cert->valid_from, cert->valid_to);
180 cert->pub->id_type = "X509";
182 if (cert->unsupported_sig) {
183 public_key_signature_free(cert->sig);
184 cert->sig = NULL;
187 cert->sig->pkey_algo, cert->sig->hash_algo);
192 if (cert->blacklisted)
196 sulen = strlen(cert->subject);
197 if (cert->raw_skid) {
198 srlen = cert->raw_skid_size;
199 q = cert->raw_skid;
201 srlen = cert->raw_serial_size;
202 q = cert->raw_serial;
209 p = memcpy(desc, cert->subject, sulen);
219 kids->id[0] = cert->id;
220 kids->id[1] = cert->skid;
221 kids->id[2] = asymmetric_key_generate_id(cert->raw_subject,
222 cert->raw_subject_size,
233 prep->payload.data[asym_crypto] = cert->pub;
234 prep->payload.data[asym_auth] = cert->sig;
239 cert->pub = NULL;
240 cert->id = NULL;
241 cert->skid = NULL;
242 cert->sig = NULL;
252 x509_free_certificate(cert);