1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  *
21  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
22  * Use is subject to license terms.
23  */
24 
25 #include <stdio.h>
26 #include <link.h>
27 #include <fcntl.h>
28 #include <ctype.h>
29 #include <sys/param.h>
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 #include <sys/socket.h>
33 
34 #include <ber_der.h>
35 #include <kmfapiP.h>
36 
37 #include <pem_encode.h>
38 #include <libgen.h>
39 #include <cryptoutil.h>
40 
41 static KMF_RETURN
42 setup_crl_call(KMF_HANDLE_T, int, KMF_ATTRIBUTE *, KMF_PLUGIN **);
43 
44 /*
45  *
46  * Name: kmf_set_csr_pubkey
47  *
48  * Description:
49  *   This function converts the specified plugin public key to SPKI form,
50  *   and save it in the KMF_CSR_DATA internal structure
51  *
52  * Parameters:
53  *   KMFkey(input) - pointer to the KMF_KEY_HANDLE structure containing the
54  *		public key generated by the plug-in CreateKeypair
55  *   Csr(input/output) - pointer to a KMF_CSR_DATA structure containing
56  *		SPKI
57  *
58  * Returns:
59  *   A KMF_RETURN value indicating success or specifying a particular
60  *   error condition.
61  *   The value KMF_OK indicates success. All other values represent
62  *   an error condition.
63  *
64  */
65 KMF_RETURN
66 kmf_set_csr_pubkey(KMF_HANDLE_T handle,
67 	KMF_KEY_HANDLE *KMFKey,
68 	KMF_CSR_DATA *Csr)
69 {
70 	KMF_RETURN ret;
71 	KMF_X509_SPKI *spki_ptr;
72 	KMF_PLUGIN *plugin;
73 	KMF_DATA KeyData = {NULL, 0};
74 
75 	CLEAR_ERROR(handle, ret);
76 	if (ret != KMF_OK)
77 		return (ret);
78 
79 	if (KMFKey == NULL || Csr == NULL) {
80 		return (KMF_ERR_BAD_PARAMETER);
81 	}
82 
83 	/* The keystore must extract the pubkey data */
84 	plugin = FindPlugin(handle, KMFKey->kstype);
85 	if (plugin != NULL && plugin->funclist->EncodePubkeyData != NULL) {
86 		ret = plugin->funclist->EncodePubkeyData(handle,
87 		    KMFKey, &KeyData);
88 	} else {
89 		return (KMF_ERR_PLUGIN_NOTFOUND);
90 	}
91 
92 	spki_ptr = &Csr->csr.subjectPublicKeyInfo;
93 
94 	ret = DerDecodeSPKI(&KeyData, spki_ptr);
95 
96 	kmf_free_data(&KeyData);
97 
98 	return (ret);
99 }
100 
101 KMF_RETURN
102 kmf_set_csr_version(KMF_CSR_DATA *CsrData, uint32_t version)
103 {
104 	if (CsrData == NULL)
105 		return (KMF_ERR_BAD_PARAMETER);
106 
107 	/*
108 	 * From RFC 3280:
109 	 * Version  ::=  INTEGER  {  v1(0), v2(1), v3(2)  }
110 	 */
111 	if (version != 0 && version != 1 && version != 2)
112 		return (KMF_ERR_BAD_PARAMETER);
113 	return (set_integer(&CsrData->csr.version, (void *)&version,
114 	    sizeof (uint32_t)));
115 }
116 
117 KMF_RETURN
118 kmf_set_csr_subject(KMF_CSR_DATA *CsrData,
119 	KMF_X509_NAME *subject_name_ptr)
120 {
121 	KMF_RETURN rv = KMF_OK;
122 	KMF_X509_NAME *temp_name_ptr = NULL;
123 
124 	if (CsrData != NULL && subject_name_ptr != NULL) {
125 		rv = CopyRDN(subject_name_ptr, &temp_name_ptr);
126 		if (rv == KMF_OK) {
127 			CsrData->csr.subject = *temp_name_ptr;
128 		}
129 	} else {
130 		return (KMF_ERR_BAD_PARAMETER);
131 	}
132 	return (rv);
133 }
134 KMF_RETURN
135 kmf_create_csr_file(KMF_DATA *csrdata, KMF_ENCODE_FORMAT format,
136 	char *csrfile)
137 {
138 	KMF_RETURN rv = KMF_OK;
139 	int fd = -1;
140 	KMF_DATA pemdata = {NULL, 0};
141 
142 	if (csrdata == NULL || csrfile == NULL)
143 		return (KMF_ERR_BAD_PARAMETER);
144 
145 	if (format != KMF_FORMAT_PEM && format != KMF_FORMAT_ASN1)
146 		return (KMF_ERR_BAD_PARAMETER);
147 
148 	if (format == KMF_FORMAT_PEM) {
149 		int len;
150 		rv = kmf_der_to_pem(KMF_CSR,
151 		    csrdata->Data, csrdata->Length,
152 		    &pemdata.Data, &len);
153 		if (rv != KMF_OK)
154 			goto cleanup;
155 		pemdata.Length = (size_t)len;
156 	}
157 
158 	if ((fd = open(csrfile, O_CREAT |O_RDWR, 0644)) == -1) {
159 		rv = KMF_ERR_OPEN_FILE;
160 		goto cleanup;
161 	}
162 
163 	if (format == KMF_FORMAT_PEM) {
164 		if (write(fd, pemdata.Data, pemdata.Length) !=
165 		    pemdata.Length) {
166 			rv = KMF_ERR_WRITE_FILE;
167 		}
168 	} else {
169 		if (write(fd, csrdata->Data, csrdata->Length) !=
170 		    csrdata->Length) {
171 			rv = KMF_ERR_WRITE_FILE;
172 		}
173 	}
174 
175 cleanup:
176 	if (fd != -1)
177 		(void) close(fd);
178 
179 	kmf_free_data(&pemdata);
180 
181 	return (rv);
182 }
183 
184 KMF_RETURN
185 kmf_set_csr_extn(KMF_CSR_DATA *Csr, KMF_X509_EXTENSION *extn)
186 {
187 	KMF_RETURN ret = KMF_OK;
188 	KMF_X509_EXTENSIONS *exts;
189 
190 	if (Csr == NULL || extn == NULL)
191 		return (KMF_ERR_BAD_PARAMETER);
192 
193 	exts = &Csr->csr.extensions;
194 
195 	ret = add_an_extension(exts, extn);
196 
197 	return (ret);
198 }
199 
200 KMF_RETURN
201 kmf_set_csr_sig_alg(KMF_CSR_DATA *CsrData,
202 	KMF_ALGORITHM_INDEX sigAlg)
203 {
204 	KMF_OID	*alg;
205 
206 	if (CsrData == NULL)
207 		return (KMF_ERR_BAD_PARAMETER);
208 
209 	alg = x509_algid_to_algoid(sigAlg);
210 
211 	if (alg != NULL) {
212 		(void) copy_data((KMF_DATA *)
213 		    &CsrData->signature.algorithmIdentifier.algorithm,
214 		    (KMF_DATA *)alg);
215 		(void) copy_data(
216 		    &CsrData->signature.algorithmIdentifier.parameters,
217 		    &CsrData->csr.subjectPublicKeyInfo.algorithm.parameters);
218 	} else {
219 		return (KMF_ERR_BAD_PARAMETER);
220 	}
221 	return (KMF_OK);
222 }
223 
224 KMF_RETURN
225 kmf_set_csr_subject_altname(KMF_CSR_DATA *Csr,
226 	char *altname, int critical,
227 	KMF_GENERALNAMECHOICES alttype)
228 {
229 	KMF_RETURN ret = KMF_OK;
230 
231 	if (Csr == NULL || altname == NULL)
232 		return (KMF_ERR_BAD_PARAMETER);
233 
234 	ret = kmf_set_altname(&Csr->csr.extensions,
235 	    (KMF_OID *)&KMFOID_SubjectAltName, critical, alttype,
236 	    altname);
237 
238 	return (ret);
239 }
240 
241 KMF_RETURN
242 kmf_set_csr_ku(KMF_CSR_DATA *CSRData,
243 	int critical, uint16_t kubits)
244 {
245 	KMF_RETURN ret = KMF_OK;
246 
247 	if (CSRData == NULL)
248 		return (KMF_ERR_BAD_PARAMETER);
249 
250 	ret = set_key_usage_extension(
251 	    &CSRData->csr.extensions, critical, kubits);
252 
253 	return (ret);
254 }
255 
256 KMF_RETURN
257 kmf_add_csr_eku(KMF_CSR_DATA *CSRData, KMF_OID *ekuOID,
258 	int critical)
259 {
260 	KMF_RETURN ret = KMF_OK;
261 	KMF_X509_EXTENSION *foundextn;
262 	KMF_X509_EXTENSION newextn;
263 	BerElement *asn1 = NULL;
264 	BerValue *extdata = NULL;
265 	char *olddata = NULL;
266 	size_t oldsize = 0;
267 	KMF_X509EXT_EKU ekudata;
268 
269 	if (CSRData == NULL || ekuOID == NULL)
270 		return (KMF_ERR_BAD_PARAMETER);
271 
272 	(void) memset(&ekudata, 0, sizeof (KMF_X509EXT_EKU));
273 	(void) memset(&newextn, 0, sizeof (newextn));
274 
275 	foundextn = FindExtn(&CSRData->csr.extensions,
276 	    (KMF_OID *)&KMFOID_ExtendedKeyUsage);
277 	if (foundextn != NULL) {
278 		ret = GetSequenceContents((char *)foundextn->BERvalue.Data,
279 		    foundextn->BERvalue.Length, &olddata, &oldsize);
280 		if (ret != KMF_OK)
281 			goto out;
282 
283 		/*
284 		 * If the EKU is already in the cert, then just return OK.
285 		 */
286 		ret = parse_eku_data(&foundextn->BERvalue, &ekudata);
287 		if (ret == KMF_OK) {
288 			if (is_eku_present(&ekudata, ekuOID)) {
289 				goto out;
290 			}
291 		}
292 	}
293 	if ((asn1 = kmfder_alloc()) == NULL)
294 		return (KMF_ERR_MEMORY);
295 
296 	if (kmfber_printf(asn1, "{") == -1) {
297 		ret = KMF_ERR_ENCODING;
298 		goto out;
299 	}
300 
301 	/* Write the old extension data first */
302 	if (olddata != NULL && oldsize > 0) {
303 		if (kmfber_write(asn1, olddata, oldsize, 0) == -1) {
304 			ret = KMF_ERR_ENCODING;
305 			goto out;
306 		}
307 	}
308 
309 	/* Append this EKU OID and close the sequence */
310 	if (kmfber_printf(asn1, "D}", ekuOID) == -1) {
311 		ret = KMF_ERR_ENCODING;
312 		goto out;
313 	}
314 
315 	if (kmfber_flatten(asn1, &extdata) == -1) {
316 		ret = KMF_ERR_ENCODING;
317 		goto out;
318 	}
319 
320 	/*
321 	 * If we are just adding to an existing list of EKU OIDs,
322 	 * just replace the BER data associated with the found extension.
323 	 */
324 	if (foundextn != NULL) {
325 		free(foundextn->BERvalue.Data);
326 		foundextn->critical = critical;
327 		foundextn->BERvalue.Data = (uchar_t *)extdata->bv_val;
328 		foundextn->BERvalue.Length = extdata->bv_len;
329 	} else {
330 		ret = copy_data(&newextn.extnId,
331 		    (KMF_DATA *)&KMFOID_ExtendedKeyUsage);
332 		if (ret != KMF_OK)
333 			goto out;
334 		newextn.critical = critical;
335 		newextn.format = KMF_X509_DATAFORMAT_ENCODED;
336 		newextn.BERvalue.Data = (uchar_t *)extdata->bv_val;
337 		newextn.BERvalue.Length = extdata->bv_len;
338 		ret = kmf_set_csr_extn(CSRData, &newextn);
339 		if (ret != KMF_OK)
340 			free(newextn.BERvalue.Data);
341 	}
342 
343 out:
344 	kmf_free_eku(&ekudata);
345 	if (extdata != NULL)
346 		free(extdata);
347 
348 	if (olddata != NULL)
349 		free(olddata);
350 
351 	if (asn1 != NULL)
352 		kmfber_free(asn1, 1);
353 
354 	if (ret != KMF_OK)
355 		kmf_free_data(&newextn.extnId);
356 
357 	return (ret);
358 }
359 
360 static KMF_RETURN
361 sign_csr(KMF_HANDLE_T handle,
362 	const KMF_DATA *SubjectCsr,
363 	KMF_KEY_HANDLE	*Signkey,
364 	KMF_X509_ALGORITHM_IDENTIFIER *algo,
365 	KMF_DATA	*SignedCsr)
366 {
367 	KMF_CSR_DATA	subj_csr;
368 	KMF_TBS_CSR	*tbs_csr = NULL;
369 	KMF_DATA	signed_data = {0, NULL};
370 	KMF_RETURN	ret = KMF_OK;
371 	KMF_ATTRIBUTE	attlist[5];
372 	int i = 0;
373 
374 	if (!SignedCsr)
375 		return (KMF_ERR_BAD_PARAMETER);
376 
377 	SignedCsr->Length = 0;
378 	SignedCsr->Data = NULL;
379 
380 	if (!SubjectCsr)
381 		return (KMF_ERR_BAD_PARAMETER);
382 
383 	if (!SubjectCsr->Data || !SubjectCsr->Length)
384 		return (KMF_ERR_BAD_PARAMETER);
385 
386 	(void) memset(&subj_csr, 0, sizeof (subj_csr));
387 	/* Estimate the signed data length generously */
388 	signed_data.Length = SubjectCsr->Length*2;
389 	signed_data.Data = calloc(1, signed_data.Length);
390 	if (!signed_data.Data) {
391 		ret = KMF_ERR_MEMORY;
392 		goto cleanup;
393 	}
394 
395 	kmf_set_attr_at_index(attlist, i++,
396 	    KMF_KEYSTORE_TYPE_ATTR, &Signkey->kstype,
397 	    sizeof (Signkey->kstype));
398 
399 	kmf_set_attr_at_index(attlist, i++,
400 	    KMF_KEY_HANDLE_ATTR, Signkey, sizeof (KMF_KEY_HANDLE));
401 
402 	kmf_set_attr_at_index(attlist, i++, KMF_OID_ATTR, &algo->algorithm,
403 	    sizeof (KMF_OID));
404 
405 	kmf_set_attr_at_index(attlist, i++, KMF_DATA_ATTR,
406 	    (KMF_DATA *)SubjectCsr, sizeof (KMF_DATA));
407 
408 	kmf_set_attr_at_index(attlist, i++, KMF_OUT_DATA_ATTR,
409 	    &signed_data, sizeof (KMF_DATA));
410 
411 	ret = kmf_sign_data(handle, i, attlist);
412 	if (KMF_OK != ret)
413 		goto cleanup;
414 	/*
415 	 * If we got here OK, decode into a structure and then re-encode
416 	 * the complete CSR.
417 	 */
418 	ret = DerDecodeTbsCsr(SubjectCsr, &tbs_csr);
419 	if (ret)
420 		goto cleanup;
421 
422 	(void) memcpy(&subj_csr.csr, tbs_csr, sizeof (KMF_TBS_CSR));
423 
424 	ret = copy_algoid(&subj_csr.signature.algorithmIdentifier, algo);
425 	if (ret)
426 		goto cleanup;
427 
428 	subj_csr.signature.encrypted = signed_data;
429 
430 	/* Now, re-encode the CSR with the new signature */
431 	ret = DerEncodeSignedCsr(&subj_csr, SignedCsr);
432 	if (ret != KMF_OK) {
433 		kmf_free_data(SignedCsr);
434 		goto cleanup;
435 	}
436 
437 	/* Cleanup & return */
438 cleanup:
439 	free(tbs_csr);
440 
441 	kmf_free_tbs_csr(&subj_csr.csr);
442 
443 	kmf_free_algoid(&subj_csr.signature.algorithmIdentifier);
444 	kmf_free_data(&signed_data);
445 
446 	return (ret);
447 }
448 
449 /*
450  *
451  * Name: kmf_sign_csr
452  *
453  * Description:
454  *   This function signs a CSR and returns the result as a
455  *   signed, encoded CSR in SignedCsr
456  *
457  * Parameters:
458  *   tbsCsr(input) - pointer to a KMF_DATA structure containing a
459  *		DER encoded TBS CSR data
460  *   Signkey(input) - pointer to the KMF_KEY_HANDLE structure containing
461  *		the private key generated by the plug-in CreateKeypair
462  *   algo(input) - contains algorithm info needed for signing
463  *   SignedCsr(output) - pointer to the KMF_DATA structure containing
464  *		the signed CSR
465  *
466  * Returns:
467  *   A KMF_RETURN value indicating success or specifying a particular
468  *   error condition.
469  *   The value KMF_OK indicates success. All other values represent
470  *   an error condition.
471  *
472  */
473 KMF_RETURN
474 kmf_sign_csr(KMF_HANDLE_T handle,
475 	const KMF_CSR_DATA *tbsCsr,
476 	KMF_KEY_HANDLE	*Signkey,
477 	KMF_DATA	*SignedCsr)
478 {
479 	KMF_RETURN err;
480 	KMF_DATA csrdata = { NULL, 0 };
481 
482 	CLEAR_ERROR(handle, err);
483 	if (err != KMF_OK)
484 		return (err);
485 
486 	if (tbsCsr == NULL || Signkey == NULL || SignedCsr == NULL)
487 		return (KMF_ERR_BAD_PARAMETER);
488 
489 	SignedCsr->Data = NULL;
490 	SignedCsr->Length = 0;
491 
492 	err = DerEncodeTbsCsr((KMF_TBS_CSR *)&tbsCsr->csr, &csrdata);
493 	if (err == KMF_OK) {
494 		err = sign_csr(handle, &csrdata, Signkey,
495 		    (KMF_X509_ALGORITHM_IDENTIFIER *)
496 		    &tbsCsr->signature.algorithmIdentifier,
497 		    SignedCsr);
498 	}
499 
500 	if (err != KMF_OK) {
501 		kmf_free_data(SignedCsr);
502 	}
503 	kmf_free_data(&csrdata);
504 	return (err);
505 }
506 
507 /*
508  * kmf_decode_csr
509  *
510  * Description:
511  *   This function decodes raw CSR data and fills in the KMF_CSR_DATA
512  *   record.
513  *
514  * Inputs:
515  *	KMF_HANDLE_T handle
516  *	KMF_DATA *rawcsr
517  *	KMF_CSR_DATA *csrdata;
518  */
519 KMF_RETURN
520 kmf_decode_csr(KMF_HANDLE_T handle, KMF_DATA *rawcsr, KMF_CSR_DATA *csrdata)
521 {
522 	KMF_RETURN rv;
523 	KMF_CSR_DATA *cdata = NULL;
524 
525 	if (handle == NULL || rawcsr == NULL || csrdata == NULL)
526 		return (KMF_ERR_BAD_PARAMETER);
527 
528 	rv = DerDecodeSignedCsr(rawcsr, &cdata);
529 	if (rv != KMF_OK)
530 		return (rv);
531 
532 	(void) memcpy(csrdata, cdata, sizeof (KMF_CSR_DATA));
533 
534 	free(cdata);
535 	return (rv);
536 }
537 
538 KMF_RETURN
539 kmf_verify_csr(KMF_HANDLE_T handle, int numattr,
540 	KMF_ATTRIBUTE *attrlist)
541 {
542 	KMF_RETURN rv = KMF_OK;
543 	KMF_CSR_DATA *csrdata = NULL;
544 	KMF_ALGORITHM_INDEX algid;
545 	KMF_X509_ALGORITHM_IDENTIFIER *x509alg;
546 	KMF_DATA rawcsr;
547 
548 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
549 	    {KMF_CSR_DATA_ATTR, FALSE, sizeof (KMF_CSR_DATA),
550 	    sizeof (KMF_CSR_DATA)},
551 	};
552 
553 	int num_req_attrs = sizeof (required_attrs) /
554 	    sizeof (KMF_ATTRIBUTE_TESTER);
555 
556 	if (handle == NULL)
557 		return (KMF_ERR_BAD_PARAMETER);
558 
559 	CLEAR_ERROR(handle, rv);
560 
561 	rv = test_attributes(num_req_attrs, required_attrs,
562 	    0, NULL, numattr, attrlist);
563 	if (rv != KMF_OK)
564 		return (rv);
565 
566 	csrdata = kmf_get_attr_ptr(KMF_CSR_DATA_ATTR, attrlist, numattr);
567 	if (csrdata == NULL)
568 		return (KMF_ERR_BAD_PARAMETER);
569 
570 	rv = DerEncodeTbsCsr(&csrdata->csr, &rawcsr);
571 	if (rv != KMF_OK)
572 		return (rv);
573 
574 	x509alg = &csrdata->signature.algorithmIdentifier;
575 	algid = x509_algoid_to_algid(&x509alg->algorithm);
576 
577 	rv = PKCS_VerifyData(handle, algid,
578 	    &csrdata->csr.subjectPublicKeyInfo,
579 	    &rawcsr,
580 	    &csrdata->signature.encrypted);
581 
582 	kmf_free_data(&rawcsr);
583 	return (rv);
584 }
585 
586 static KMF_RETURN
587 setup_crl_call(KMF_HANDLE_T handle, int numattr,
588 	KMF_ATTRIBUTE *attrlist, KMF_PLUGIN **plugin)
589 {
590 	KMF_RETURN ret;
591 	KMF_KEYSTORE_TYPE kstype;
592 	uint32_t len = sizeof (kstype);
593 
594 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
595 	    {KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)}
596 	};
597 
598 	int num_req_attrs = sizeof (required_attrs) /
599 	    sizeof (KMF_ATTRIBUTE_TESTER);
600 
601 	if (handle == NULL || plugin == NULL)
602 		return (KMF_ERR_BAD_PARAMETER);
603 
604 	CLEAR_ERROR(handle, ret);
605 
606 	ret = test_attributes(num_req_attrs, required_attrs,
607 	    0, NULL, numattr, attrlist);
608 	if (ret != KMF_OK)
609 		return (ret);
610 
611 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, numattr,
612 	    &kstype, &len);
613 	if (ret != KMF_OK)
614 		return (ret);
615 
616 	switch (kstype) {
617 	case KMF_KEYSTORE_NSS:
618 		*plugin = FindPlugin(handle, kstype);
619 		break;
620 
621 	case KMF_KEYSTORE_OPENSSL:
622 	case KMF_KEYSTORE_PK11TOKEN: /* PKCS#11 CRL is file-based */
623 		*plugin = FindPlugin(handle, KMF_KEYSTORE_OPENSSL);
624 		break;
625 	default:
626 		return (KMF_ERR_PLUGIN_NOTFOUND);
627 	}
628 	return (KMF_OK);
629 }
630 
631 KMF_RETURN
632 kmf_import_crl(KMF_HANDLE_T handle, int numattr, KMF_ATTRIBUTE *attrlist)
633 {
634 	KMF_RETURN ret;
635 	KMF_PLUGIN *plugin;
636 
637 	ret = setup_crl_call(handle, numattr, attrlist, &plugin);
638 	if (ret != KMF_OK)
639 		return (ret);
640 
641 	if (plugin == NULL)
642 		return (KMF_ERR_PLUGIN_NOTFOUND);
643 	else if (plugin->funclist->ImportCRL != NULL)
644 		return (plugin->funclist->ImportCRL(handle, numattr, attrlist));
645 
646 	return (KMF_ERR_FUNCTION_NOT_FOUND);
647 }
648 
649 KMF_RETURN
650 kmf_delete_crl(KMF_HANDLE_T handle, int numattr, KMF_ATTRIBUTE *attrlist)
651 {
652 	KMF_RETURN ret;
653 	KMF_PLUGIN *plugin;
654 
655 	ret = setup_crl_call(handle, numattr, attrlist, &plugin);
656 	if (ret != KMF_OK)
657 		return (ret);
658 
659 	if (plugin == NULL)
660 		return (KMF_ERR_PLUGIN_NOTFOUND);
661 	else if (plugin->funclist->DeleteCRL != NULL)
662 		return (plugin->funclist->DeleteCRL(handle, numattr, attrlist));
663 
664 	return (KMF_ERR_FUNCTION_NOT_FOUND);
665 }
666 
667 KMF_RETURN
668 kmf_list_crl(KMF_HANDLE_T handle, int numattr, KMF_ATTRIBUTE *attrlist)
669 {
670 	KMF_PLUGIN *plugin;
671 	KMF_RETURN ret;
672 
673 	ret = setup_crl_call(handle, numattr, attrlist, &plugin);
674 	if (ret != KMF_OK)
675 		return (ret);
676 
677 	if (plugin == NULL)
678 		return (KMF_ERR_PLUGIN_NOTFOUND);
679 	else if (plugin->funclist->ListCRL != NULL)
680 		return (plugin->funclist->ListCRL(handle, numattr, attrlist));
681 	return (KMF_ERR_FUNCTION_NOT_FOUND);
682 }
683 
684 KMF_RETURN
685 kmf_find_crl(KMF_HANDLE_T handle, int numattr, KMF_ATTRIBUTE *attrlist)
686 {
687 	KMF_PLUGIN *plugin;
688 	KMF_RETURN ret;
689 	KMF_KEYSTORE_TYPE kstype;
690 	uint32_t len = sizeof (kstype);
691 
692 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
693 	    {KMF_KEYSTORE_TYPE_ATTR, FALSE, 1,
694 	    sizeof (KMF_KEYSTORE_TYPE)},
695 	    {KMF_CRL_COUNT_ATTR, FALSE,
696 	    sizeof (char *), sizeof (char *)}
697 	};
698 
699 	int num_req_attrs = sizeof (required_attrs) /
700 	    sizeof (KMF_ATTRIBUTE_TESTER);
701 	if (handle == NULL)
702 		return (KMF_ERR_BAD_PARAMETER);
703 
704 	CLEAR_ERROR(handle, ret);
705 
706 	ret = test_attributes(num_req_attrs, required_attrs,
707 	    0, NULL, numattr, attrlist);
708 	if (ret != KMF_OK)
709 		return (ret);
710 
711 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, numattr,
712 	    &kstype, &len);
713 	if (ret != KMF_OK)
714 		return (ret);
715 
716 	switch (kstype) {
717 	case KMF_KEYSTORE_NSS:
718 		plugin = FindPlugin(handle, kstype);
719 		break;
720 	case KMF_KEYSTORE_OPENSSL:
721 	case KMF_KEYSTORE_PK11TOKEN:
722 		return (KMF_ERR_FUNCTION_NOT_FOUND);
723 	default:
724 		/*
725 		 * FindCRL is only implemented for NSS. PKCS#11
726 		 * and file-based keystores just store in a file
727 		 * and don't need a "Find" function.
728 		 */
729 		return (KMF_ERR_PLUGIN_NOTFOUND);
730 	}
731 
732 	if (plugin == NULL)
733 		return (KMF_ERR_PLUGIN_NOTFOUND);
734 	else if (plugin->funclist->FindCRL != NULL) {
735 		return (plugin->funclist->FindCRL(handle, numattr,
736 		    attrlist));
737 	}
738 	return (KMF_ERR_FUNCTION_NOT_FOUND);
739 }
740 
741 KMF_RETURN
742 kmf_find_cert_in_crl(KMF_HANDLE_T handle, int numattr, KMF_ATTRIBUTE *attrlist)
743 {
744 	KMF_RETURN ret;
745 	KMF_PLUGIN *plugin;
746 
747 	ret = setup_crl_call(handle, numattr, attrlist, &plugin);
748 	if (ret != KMF_OK)
749 		return (ret);
750 
751 	if (plugin == NULL)
752 		return (KMF_ERR_PLUGIN_NOTFOUND);
753 	else if (plugin->funclist->FindCertInCRL != NULL)
754 		return (plugin->funclist->FindCertInCRL(handle, numattr,
755 		    attrlist));
756 
757 	return (KMF_ERR_FUNCTION_NOT_FOUND);
758 }
759 
760 KMF_RETURN
761 kmf_verify_crl_file(KMF_HANDLE_T handle, char *crlfile, KMF_DATA *tacert)
762 {
763 	KMF_PLUGIN *plugin;
764 	KMF_RETURN (*verifyCRLFile)(KMF_HANDLE_T, char *, KMF_DATA *);
765 
766 	if (handle == NULL)
767 		return (KMF_ERR_BAD_PARAMETER);
768 
769 	plugin = FindPlugin(handle, KMF_KEYSTORE_OPENSSL);
770 	if (plugin == NULL || plugin->dldesc == NULL) {
771 		return (KMF_ERR_PLUGIN_NOTFOUND);
772 	}
773 
774 	verifyCRLFile = (KMF_RETURN(*)())dlsym(plugin->dldesc,
775 	    "OpenSSL_VerifyCRLFile");
776 
777 	if (verifyCRLFile == NULL) {
778 		return (KMF_ERR_FUNCTION_NOT_FOUND);
779 	}
780 
781 	return (verifyCRLFile(handle, crlfile, tacert));
782 }
783 
784 KMF_RETURN
785 kmf_check_crl_date(KMF_HANDLE_T handle, char *crlname)
786 {
787 	KMF_PLUGIN *plugin;
788 	KMF_RETURN (*checkCRLDate)(void *, char *);
789 	KMF_RETURN ret = KMF_OK;
790 
791 	if (handle == NULL)
792 		return (KMF_ERR_BAD_PARAMETER);
793 
794 	CLEAR_ERROR(handle, ret);
795 	if (ret != KMF_OK)
796 		return (ret);
797 
798 	plugin = FindPlugin(handle, KMF_KEYSTORE_OPENSSL);
799 	if (plugin == NULL || plugin->dldesc == NULL) {
800 		return (KMF_ERR_PLUGIN_NOTFOUND);
801 	}
802 
803 	checkCRLDate = (KMF_RETURN(*)())dlsym(plugin->dldesc,
804 	    "OpenSSL_CheckCRLDate");
805 
806 	if (checkCRLDate == NULL) {
807 		return (KMF_ERR_FUNCTION_NOT_FOUND);
808 	}
809 
810 	return (checkCRLDate(handle, crlname));
811 }
812 
813 KMF_RETURN
814 kmf_is_crl_file(KMF_HANDLE_T handle, char *filename, KMF_ENCODE_FORMAT *pformat)
815 {
816 	KMF_PLUGIN *plugin;
817 	KMF_RETURN (*IsCRLFileFn)(void *, char *, KMF_ENCODE_FORMAT *);
818 	KMF_RETURN ret = KMF_OK;
819 
820 	CLEAR_ERROR(handle, ret);
821 	if (ret != KMF_OK)
822 		return (ret);
823 
824 	if (filename  == NULL || pformat == NULL) {
825 		return (KMF_ERR_BAD_PARAMETER);
826 	}
827 
828 	/*
829 	 * This framework function is actually implemented in the openssl
830 	 * plugin library, so we find the function address and call it.
831 	 */
832 	plugin = FindPlugin(handle, KMF_KEYSTORE_OPENSSL);
833 	if (plugin == NULL || plugin->dldesc == NULL) {
834 		return (KMF_ERR_PLUGIN_NOTFOUND);
835 	}
836 
837 	IsCRLFileFn = (KMF_RETURN(*)())dlsym(plugin->dldesc,
838 	    "OpenSSL_IsCRLFile");
839 	if (IsCRLFileFn == NULL) {
840 		return (KMF_ERR_FUNCTION_NOT_FOUND);
841 	}
842 
843 	return (IsCRLFileFn(handle, filename, pformat));
844 }
845 
846 /*
847  * Phase 1 APIs still needed to maintain compat with elfsign.
848  */
849 KMF_RETURN
850 KMF_CreateCSRFile(KMF_DATA *csrdata, KMF_ENCODE_FORMAT format,
851 	char *csrfile)
852 {
853 	return (kmf_create_csr_file(csrdata, format, csrfile));
854 }
855 
856 KMF_RETURN
857 KMF_SetCSRPubKey(KMF_HANDLE_T handle,
858 	KMF_KEY_HANDLE *KMFKey,
859 	KMF_CSR_DATA *Csr)
860 {
861 	return (kmf_set_csr_pubkey(handle, KMFKey, Csr));
862 }
863 
864 KMF_RETURN
865 KMF_SetCSRVersion(KMF_CSR_DATA *CsrData, uint32_t version)
866 {
867 	return (kmf_set_csr_version(CsrData, version));
868 }
869 
870 KMF_RETURN
871 KMF_SetCSRSignatureAlgorithm(KMF_CSR_DATA *CsrData,
872 	KMF_ALGORITHM_INDEX sigAlg)
873 {
874 	return (kmf_set_csr_sig_alg(CsrData, sigAlg));
875 }
876 
877 KMF_RETURN
878 KMF_SignCSR(KMF_HANDLE_T handle,
879 	const KMF_CSR_DATA *tbsCsr,
880 	KMF_KEY_HANDLE	*Signkey,
881 	KMF_DATA	*SignedCsr)
882 {
883 	return (kmf_sign_csr(handle, tbsCsr, Signkey, SignedCsr));
884 }
885 
886 KMF_RETURN
887 KMF_SetCSRSubjectName(KMF_CSR_DATA *CsrData,
888 	KMF_X509_NAME *subject_name_ptr)
889 {
890 	return (kmf_set_csr_subject(CsrData, subject_name_ptr));
891 }
892