2 * Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 * DSA low level APIs are deprecated for public use, but still ok for
14 #include "internal/deprecated.h"
16 #include <openssl/core_dispatch.h>
17 #include <openssl/core_names.h>
18 #include <openssl/bn.h>
19 #include <openssl/err.h>
20 #include "prov/providercommon.h"
21 #include "prov/implementations.h"
22 #include "prov/provider_ctx.h"
23 #include "crypto/dsa.h"
24 #include "internal/sizes.h"
25 #include "internal/nelem.h"
26 #include "internal/param_build_set.h"
28 static OSSL_FUNC_keymgmt_new_fn dsa_newdata;
29 static OSSL_FUNC_keymgmt_free_fn dsa_freedata;
30 static OSSL_FUNC_keymgmt_gen_init_fn dsa_gen_init;
31 static OSSL_FUNC_keymgmt_gen_set_template_fn dsa_gen_set_template;
32 static OSSL_FUNC_keymgmt_gen_set_params_fn dsa_gen_set_params;
33 static OSSL_FUNC_keymgmt_gen_settable_params_fn dsa_gen_settable_params;
34 static OSSL_FUNC_keymgmt_gen_fn dsa_gen;
35 static OSSL_FUNC_keymgmt_gen_cleanup_fn dsa_gen_cleanup;
36 static OSSL_FUNC_keymgmt_load_fn dsa_load;
37 static OSSL_FUNC_keymgmt_get_params_fn dsa_get_params;
38 static OSSL_FUNC_keymgmt_gettable_params_fn dsa_gettable_params;
39 static OSSL_FUNC_keymgmt_has_fn dsa_has;
40 static OSSL_FUNC_keymgmt_match_fn dsa_match;
41 static OSSL_FUNC_keymgmt_validate_fn dsa_validate;
42 static OSSL_FUNC_keymgmt_import_fn dsa_import;
43 static OSSL_FUNC_keymgmt_import_types_fn dsa_import_types;
44 static OSSL_FUNC_keymgmt_export_fn dsa_export;
45 static OSSL_FUNC_keymgmt_export_types_fn dsa_export_types;
46 static OSSL_FUNC_keymgmt_dup_fn dsa_dup;
48 #define DSA_DEFAULT_MD "SHA256"
49 #define DSA_POSSIBLE_SELECTIONS \
50 (OSSL_KEYMGMT_SELECT_KEYPAIR | OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS)
55 FFC_PARAMS *ffc_params;
57 /* All these parameters are used for parameter generation only */
60 unsigned char *seed; /* optional FIPS186-4 param for testing */
62 int gindex; /* optional FIPS186-4 generator index (ignored if -1) */
63 int gen_type; /* DSA_PARAMGEN_TYPE_FIPS_186_2 or DSA_PARAMGEN_TYPE_FIPS_186_4 */
71 typedef struct dh_name2id_st{
74 } DSA_GENTYPE_NAME2ID;
76 static const DSA_GENTYPE_NAME2ID dsatype2id[]=
79 { "default", DSA_PARAMGEN_TYPE_FIPS_186_4 },
81 { "default", DSA_PARAMGEN_TYPE_FIPS_DEFAULT },
83 { "fips186_4", DSA_PARAMGEN_TYPE_FIPS_186_4 },
84 { "fips186_2", DSA_PARAMGEN_TYPE_FIPS_186_2 },
87 static int dsa_gen_type_name2id(const char *name)
91 for (i = 0; i < OSSL_NELEM(dsatype2id); ++i) {
92 if (OPENSSL_strcasecmp(dsatype2id[i].name, name) == 0)
93 return dsatype2id[i].id;
98 static int dsa_key_todata(DSA *dsa, OSSL_PARAM_BLD *bld, OSSL_PARAM params[],
101 const BIGNUM *priv = NULL, *pub = NULL;
106 DSA_get0_key(dsa, &pub, &priv);
109 && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_PRIV_KEY, priv))
112 && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_PUB_KEY, pub))
118 static void *dsa_newdata(void *provctx)
120 if (!ossl_prov_is_running())
122 return ossl_dsa_new(PROV_LIBCTX_OF(provctx));
125 static void dsa_freedata(void *keydata)
130 static int dsa_has(const void *keydata, int selection)
132 const DSA *dsa = keydata;
135 if (!ossl_prov_is_running() || dsa == NULL)
137 if ((selection & DSA_POSSIBLE_SELECTIONS) == 0)
138 return 1; /* the selection is not missing */
140 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
141 ok = ok && (DSA_get0_pub_key(dsa) != NULL);
142 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
143 ok = ok && (DSA_get0_priv_key(dsa) != NULL);
144 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
145 ok = ok && (DSA_get0_p(dsa) != NULL && DSA_get0_g(dsa) != NULL);
149 static int dsa_match(const void *keydata1, const void *keydata2, int selection)
151 const DSA *dsa1 = keydata1;
152 const DSA *dsa2 = keydata2;
155 if (!ossl_prov_is_running())
158 if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
161 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
162 const BIGNUM *pa = DSA_get0_pub_key(dsa1);
163 const BIGNUM *pb = DSA_get0_pub_key(dsa2);
165 if (pa != NULL && pb != NULL) {
166 ok = ok && BN_cmp(pa, pb) == 0;
171 && (selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
172 const BIGNUM *pa = DSA_get0_priv_key(dsa1);
173 const BIGNUM *pb = DSA_get0_priv_key(dsa2);
175 if (pa != NULL && pb != NULL) {
176 ok = ok && BN_cmp(pa, pb) == 0;
180 ok = ok && key_checked;
182 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
183 FFC_PARAMS *dsaparams1 = ossl_dsa_get0_params((DSA *)dsa1);
184 FFC_PARAMS *dsaparams2 = ossl_dsa_get0_params((DSA *)dsa2);
186 ok = ok && ossl_ffc_params_cmp(dsaparams1, dsaparams2, 1);
191 static int dsa_import(void *keydata, int selection, const OSSL_PARAM params[])
196 if (!ossl_prov_is_running() || dsa == NULL)
199 if ((selection & DSA_POSSIBLE_SELECTIONS) == 0)
202 /* a key without parameters is meaningless */
203 ok = ok && ossl_dsa_ffc_params_fromdata(dsa, params);
205 if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
206 int include_private =
207 selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY ? 1 : 0;
209 ok = ok && ossl_dsa_key_fromdata(dsa, params, include_private);
215 static int dsa_export(void *keydata, int selection, OSSL_CALLBACK *param_cb,
219 OSSL_PARAM_BLD *tmpl;
220 OSSL_PARAM *params = NULL;
223 if (!ossl_prov_is_running() || dsa == NULL)
226 if ((selection & DSA_POSSIBLE_SELECTIONS) == 0)
229 tmpl = OSSL_PARAM_BLD_new();
233 if ((selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0)
234 ok = ok && ossl_ffc_params_todata(ossl_dsa_get0_params(dsa), tmpl, NULL);
235 if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
236 int include_private =
237 selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY ? 1 : 0;
239 ok = ok && dsa_key_todata(dsa, tmpl, NULL, include_private);
242 if (!ok || (params = OSSL_PARAM_BLD_to_param(tmpl)) == NULL) {
247 ok = param_cb(params, cbarg);
248 OSSL_PARAM_free(params);
250 OSSL_PARAM_BLD_free(tmpl);
254 /* IMEXPORT = IMPORT + EXPORT */
256 # define DSA_IMEXPORTABLE_PARAMETERS \
257 OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_P, NULL, 0), \
258 OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_Q, NULL, 0), \
259 OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_G, NULL, 0), \
260 OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_COFACTOR, NULL, 0), \
261 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_GINDEX, NULL), \
262 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_PCOUNTER, NULL), \
263 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_H, NULL), \
264 OSSL_PARAM_octet_string(OSSL_PKEY_PARAM_FFC_SEED, NULL, 0)
265 # define DSA_IMEXPORTABLE_PUBLIC_KEY \
266 OSSL_PARAM_BN(OSSL_PKEY_PARAM_PUB_KEY, NULL, 0)
267 # define DSA_IMEXPORTABLE_PRIVATE_KEY \
268 OSSL_PARAM_BN(OSSL_PKEY_PARAM_PRIV_KEY, NULL, 0)
269 static const OSSL_PARAM dsa_all_types[] = {
270 DSA_IMEXPORTABLE_PARAMETERS,
271 DSA_IMEXPORTABLE_PUBLIC_KEY,
272 DSA_IMEXPORTABLE_PRIVATE_KEY,
275 static const OSSL_PARAM dsa_parameter_types[] = {
276 DSA_IMEXPORTABLE_PARAMETERS,
279 static const OSSL_PARAM dsa_key_types[] = {
280 DSA_IMEXPORTABLE_PUBLIC_KEY,
281 DSA_IMEXPORTABLE_PRIVATE_KEY,
284 static const OSSL_PARAM *dsa_types[] = {
285 NULL, /* Index 0 = none of them */
286 dsa_parameter_types, /* Index 1 = parameter types */
287 dsa_key_types, /* Index 2 = key types */
288 dsa_all_types /* Index 3 = 1 + 2 */
291 static const OSSL_PARAM *dsa_imexport_types(int selection)
295 if ((selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0)
297 if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0)
299 return dsa_types[type_select];
302 static const OSSL_PARAM *dsa_import_types(int selection)
304 return dsa_imexport_types(selection);
307 static const OSSL_PARAM *dsa_export_types(int selection)
309 return dsa_imexport_types(selection);
312 static ossl_inline int dsa_get_params(void *key, OSSL_PARAM params[])
317 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_BITS)) != NULL
318 && !OSSL_PARAM_set_int(p, DSA_bits(dsa)))
320 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_SECURITY_BITS)) != NULL
321 && !OSSL_PARAM_set_int(p, DSA_security_bits(dsa)))
323 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_MAX_SIZE)) != NULL
324 && !OSSL_PARAM_set_int(p, DSA_size(dsa)))
326 if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_DEFAULT_DIGEST)) != NULL
327 && !OSSL_PARAM_set_utf8_string(p, DSA_DEFAULT_MD))
329 return ossl_ffc_params_todata(ossl_dsa_get0_params(dsa), NULL, params)
330 && dsa_key_todata(dsa, NULL, params, 1);
333 static const OSSL_PARAM dsa_params[] = {
334 OSSL_PARAM_int(OSSL_PKEY_PARAM_BITS, NULL),
335 OSSL_PARAM_int(OSSL_PKEY_PARAM_SECURITY_BITS, NULL),
336 OSSL_PARAM_int(OSSL_PKEY_PARAM_MAX_SIZE, NULL),
337 OSSL_PARAM_utf8_string(OSSL_PKEY_PARAM_DEFAULT_DIGEST, NULL, 0),
338 DSA_IMEXPORTABLE_PARAMETERS,
339 DSA_IMEXPORTABLE_PUBLIC_KEY,
340 DSA_IMEXPORTABLE_PRIVATE_KEY,
344 static const OSSL_PARAM *dsa_gettable_params(void *provctx)
349 static int dsa_validate_domparams(const DSA *dsa, int checktype)
353 return ossl_dsa_check_params(dsa, checktype, &status);
356 static int dsa_validate_public(const DSA *dsa)
359 const BIGNUM *pub_key = NULL;
361 DSA_get0_key(dsa, &pub_key, NULL);
364 return ossl_dsa_check_pub_key(dsa, pub_key, &status);
367 static int dsa_validate_private(const DSA *dsa)
370 const BIGNUM *priv_key = NULL;
372 DSA_get0_key(dsa, NULL, &priv_key);
373 if (priv_key == NULL)
375 return ossl_dsa_check_priv_key(dsa, priv_key, &status);
378 static int dsa_validate(const void *keydata, int selection, int checktype)
380 const DSA *dsa = keydata;
383 if (!ossl_prov_is_running())
386 if ((selection & DSA_POSSIBLE_SELECTIONS) == 0)
387 return 1; /* nothing to validate */
389 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
390 ok = ok && dsa_validate_domparams(dsa, checktype);
392 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
393 ok = ok && dsa_validate_public(dsa);
395 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
396 ok = ok && dsa_validate_private(dsa);
398 /* If the whole key is selected, we do a pairwise validation */
399 if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR)
400 == OSSL_KEYMGMT_SELECT_KEYPAIR)
401 ok = ok && ossl_dsa_check_pairwise(dsa);
405 static void *dsa_gen_init(void *provctx, int selection,
406 const OSSL_PARAM params[])
408 OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(provctx);
409 struct dsa_gen_ctx *gctx = NULL;
411 if (!ossl_prov_is_running() || (selection & DSA_POSSIBLE_SELECTIONS) == 0)
414 if ((gctx = OPENSSL_zalloc(sizeof(*gctx))) != NULL) {
415 gctx->selection = selection;
416 gctx->libctx = libctx;
420 gctx->gen_type = DSA_PARAMGEN_TYPE_FIPS_186_4;
422 gctx->gen_type = DSA_PARAMGEN_TYPE_FIPS_DEFAULT;
428 if (!dsa_gen_set_params(gctx, params)) {
435 static int dsa_gen_set_template(void *genctx, void *templ)
437 struct dsa_gen_ctx *gctx = genctx;
440 if (!ossl_prov_is_running() || gctx == NULL || dsa == NULL)
442 gctx->ffc_params = ossl_dsa_get0_params(dsa);
446 static int dsa_set_gen_seed(struct dsa_gen_ctx *gctx, unsigned char *seed,
449 OPENSSL_clear_free(gctx->seed, gctx->seedlen);
452 if (seed != NULL && seedlen > 0) {
453 gctx->seed = OPENSSL_memdup(seed, seedlen);
454 if (gctx->seed == NULL)
456 gctx->seedlen = seedlen;
461 static int dsa_gen_set_params(void *genctx, const OSSL_PARAM params[])
463 struct dsa_gen_ctx *gctx = genctx;
472 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_TYPE);
474 if (p->data_type != OSSL_PARAM_UTF8_STRING
475 || ((gctx->gen_type = dsa_gen_type_name2id(p->data)) == -1)) {
476 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT);
480 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_GINDEX);
482 && !OSSL_PARAM_get_int(p, &gctx->gindex))
484 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_PCOUNTER);
486 && !OSSL_PARAM_get_int(p, &gctx->pcounter))
488 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_H);
490 && !OSSL_PARAM_get_int(p, &gctx->hindex))
492 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_SEED);
494 && (p->data_type != OSSL_PARAM_OCTET_STRING
495 || !dsa_set_gen_seed(gctx, p->data, p->data_size)))
497 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_PBITS)) != NULL
498 && !OSSL_PARAM_get_size_t(p, &gctx->pbits))
500 if ((p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_QBITS)) != NULL
501 && !OSSL_PARAM_get_size_t(p, &gctx->qbits))
503 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_DIGEST);
505 if (p->data_type != OSSL_PARAM_UTF8_STRING)
507 OPENSSL_free(gctx->mdname);
508 gctx->mdname = OPENSSL_strdup(p->data);
509 if (gctx->mdname == NULL)
512 p = OSSL_PARAM_locate_const(params, OSSL_PKEY_PARAM_FFC_DIGEST_PROPS);
514 if (p->data_type != OSSL_PARAM_UTF8_STRING)
516 OPENSSL_free(gctx->mdprops);
517 gctx->mdprops = OPENSSL_strdup(p->data);
518 if (gctx->mdprops == NULL)
524 static const OSSL_PARAM *dsa_gen_settable_params(ossl_unused void *genctx,
525 ossl_unused void *provctx)
527 static OSSL_PARAM settable[] = {
528 OSSL_PARAM_utf8_string(OSSL_PKEY_PARAM_FFC_TYPE, NULL, 0),
529 OSSL_PARAM_size_t(OSSL_PKEY_PARAM_FFC_PBITS, NULL),
530 OSSL_PARAM_size_t(OSSL_PKEY_PARAM_FFC_QBITS, NULL),
531 OSSL_PARAM_utf8_string(OSSL_PKEY_PARAM_FFC_DIGEST, NULL, 0),
532 OSSL_PARAM_utf8_string(OSSL_PKEY_PARAM_FFC_DIGEST_PROPS, NULL, 0),
533 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_GINDEX, NULL),
534 OSSL_PARAM_octet_string(OSSL_PKEY_PARAM_FFC_SEED, NULL, 0),
535 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_PCOUNTER, NULL),
536 OSSL_PARAM_int(OSSL_PKEY_PARAM_FFC_H, NULL),
542 static int dsa_gencb(int p, int n, BN_GENCB *cb)
544 struct dsa_gen_ctx *gctx = BN_GENCB_get_arg(cb);
545 OSSL_PARAM params[] = { OSSL_PARAM_END, OSSL_PARAM_END, OSSL_PARAM_END };
547 params[0] = OSSL_PARAM_construct_int(OSSL_GEN_PARAM_POTENTIAL, &p);
548 params[1] = OSSL_PARAM_construct_int(OSSL_GEN_PARAM_ITERATION, &n);
550 return gctx->cb(params, gctx->cbarg);
553 static void *dsa_gen(void *genctx, OSSL_CALLBACK *osslcb, void *cbarg)
555 struct dsa_gen_ctx *gctx = genctx;
557 BN_GENCB *gencb = NULL;
561 if (!ossl_prov_is_running() || gctx == NULL)
563 dsa = ossl_dsa_new(gctx->libctx);
567 if (gctx->gen_type == DSA_PARAMGEN_TYPE_FIPS_DEFAULT)
568 gctx->gen_type = (gctx->pbits >= 2048 ? DSA_PARAMGEN_TYPE_FIPS_186_4 :
569 DSA_PARAMGEN_TYPE_FIPS_186_2);
573 gencb = BN_GENCB_new();
575 BN_GENCB_set(gencb, dsa_gencb, genctx);
577 ffc = ossl_dsa_get0_params(dsa);
578 /* Copy the template value if one was passed */
579 if (gctx->ffc_params != NULL
580 && !ossl_ffc_params_copy(ffc, gctx->ffc_params))
583 if (gctx->seed != NULL
584 && !ossl_ffc_params_set_seed(ffc, gctx->seed, gctx->seedlen))
586 if (gctx->gindex != -1) {
587 ossl_ffc_params_set_gindex(ffc, gctx->gindex);
588 if (gctx->pcounter != -1)
589 ossl_ffc_params_set_pcounter(ffc, gctx->pcounter);
590 } else if (gctx->hindex != 0) {
591 ossl_ffc_params_set_h(ffc, gctx->hindex);
593 if (gctx->mdname != NULL)
594 ossl_ffc_set_digest(ffc, gctx->mdname, gctx->mdprops);
596 if ((gctx->selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
598 if (ossl_dsa_generate_ffc_parameters(dsa, gctx->gen_type,
599 gctx->pbits, gctx->qbits,
603 ossl_ffc_params_enable_flags(ffc, FFC_PARAM_FLAG_VALIDATE_LEGACY,
604 gctx->gen_type == DSA_PARAMGEN_TYPE_FIPS_186_2);
605 if ((gctx->selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
610 if (DSA_generate_key(dsa) <= 0)
619 BN_GENCB_free(gencb);
623 static void dsa_gen_cleanup(void *genctx)
625 struct dsa_gen_ctx *gctx = genctx;
630 OPENSSL_free(gctx->mdname);
631 OPENSSL_free(gctx->mdprops);
632 OPENSSL_clear_free(gctx->seed, gctx->seedlen);
636 static void *dsa_load(const void *reference, size_t reference_sz)
640 if (ossl_prov_is_running() && reference_sz == sizeof(dsa)) {
641 /* The contents of the reference is the address to our object */
642 dsa = *(DSA **)reference;
643 /* We grabbed, so we detach it */
644 *(DSA **)reference = NULL;
650 static void *dsa_dup(const void *keydata_from, int selection)
652 if (ossl_prov_is_running())
653 return ossl_dsa_dup(keydata_from, selection);
657 const OSSL_DISPATCH ossl_dsa_keymgmt_functions[] = {
658 { OSSL_FUNC_KEYMGMT_NEW, (void (*)(void))dsa_newdata },
659 { OSSL_FUNC_KEYMGMT_GEN_INIT, (void (*)(void))dsa_gen_init },
660 { OSSL_FUNC_KEYMGMT_GEN_SET_TEMPLATE, (void (*)(void))dsa_gen_set_template },
661 { OSSL_FUNC_KEYMGMT_GEN_SET_PARAMS, (void (*)(void))dsa_gen_set_params },
662 { OSSL_FUNC_KEYMGMT_GEN_SETTABLE_PARAMS,
663 (void (*)(void))dsa_gen_settable_params },
664 { OSSL_FUNC_KEYMGMT_GEN, (void (*)(void))dsa_gen },
665 { OSSL_FUNC_KEYMGMT_GEN_CLEANUP, (void (*)(void))dsa_gen_cleanup },
666 { OSSL_FUNC_KEYMGMT_LOAD, (void (*)(void))dsa_load },
667 { OSSL_FUNC_KEYMGMT_FREE, (void (*)(void))dsa_freedata },
668 { OSSL_FUNC_KEYMGMT_GET_PARAMS, (void (*) (void))dsa_get_params },
669 { OSSL_FUNC_KEYMGMT_GETTABLE_PARAMS, (void (*) (void))dsa_gettable_params },
670 { OSSL_FUNC_KEYMGMT_HAS, (void (*)(void))dsa_has },
671 { OSSL_FUNC_KEYMGMT_MATCH, (void (*)(void))dsa_match },
672 { OSSL_FUNC_KEYMGMT_VALIDATE, (void (*)(void))dsa_validate },
673 { OSSL_FUNC_KEYMGMT_IMPORT, (void (*)(void))dsa_import },
674 { OSSL_FUNC_KEYMGMT_IMPORT_TYPES, (void (*)(void))dsa_import_types },
675 { OSSL_FUNC_KEYMGMT_EXPORT, (void (*)(void))dsa_export },
676 { OSSL_FUNC_KEYMGMT_EXPORT_TYPES, (void (*)(void))dsa_export_types },
677 { OSSL_FUNC_KEYMGMT_DUP, (void (*)(void))dsa_dup },