1/* 2 * Copyright 2020-2025 The OpenSSL Project Authors. All Rights Reserved. 3 * 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 8 */ 9{- 10use OpenSSL::paramnames qw(produce_param_decoder); 11-} 12 13/* 14 * low level APIs are deprecated for public use, but still ok for 15 * internal use. 16 */ 17#include "internal/deprecated.h" 18 19#include <openssl/byteorder.h> 20#include <openssl/core_dispatch.h> 21#include <openssl/core_names.h> 22#include <openssl/core_object.h> 23#include <openssl/crypto.h> 24#include <openssl/err.h> 25#include <openssl/params.h> 26#include <openssl/pem.h> /* PEM_BUFSIZE and public PEM functions */ 27#include <openssl/pkcs12.h> 28#include <openssl/provider.h> 29#include <openssl/x509.h> 30#include <openssl/proverr.h> 31#include <openssl/asn1t.h> 32#include "internal/cryptlib.h" /* ossl_assert() */ 33#include "crypto/dh.h" 34#include "crypto/dsa.h" 35#include "crypto/ec.h" 36#include "crypto/evp.h" 37#include "crypto/ecx.h" 38#include "crypto/rsa.h" 39#include "crypto/ml_dsa.h" 40#include "crypto/slh_dsa.h" 41#include "crypto/x509.h" 42#include "crypto/ml_kem.h" 43#include "openssl/obj_mac.h" 44#include "prov/bio.h" 45#include "prov/implementations.h" 46#include "prov/endecoder_local.h" 47#include "internal/nelem.h" 48#include "prov/ml_dsa_codecs.h" 49#include "prov/ml_kem_codecs.h" 50 51#ifndef OPENSSL_NO_SLH_DSA 52typedef struct { 53 ASN1_OBJECT *oid; 54} BARE_ALGOR; 55 56typedef struct { 57 BARE_ALGOR algor; 58 ASN1_BIT_STRING *pubkey; 59} BARE_PUBKEY; 60 61ASN1_SEQUENCE(BARE_ALGOR) = { 62 ASN1_SIMPLE(BARE_ALGOR, oid, ASN1_OBJECT), 63} static_ASN1_SEQUENCE_END(BARE_ALGOR) 64 65ASN1_SEQUENCE(BARE_PUBKEY) = { 66 ASN1_EMBED(BARE_PUBKEY, algor, BARE_ALGOR), 67 ASN1_SIMPLE(BARE_PUBKEY, pubkey, ASN1_BIT_STRING) 68} static_ASN1_SEQUENCE_END(BARE_PUBKEY) 69#endif /* OPENSSL_NO_SLH_DSA */ 70 71struct der2key_ctx_st; /* Forward declaration */ 72typedef int check_key_fn(void *, struct der2key_ctx_st *ctx); 73typedef void adjust_key_fn(void *, struct der2key_ctx_st *ctx); 74typedef void free_key_fn(void *); 75typedef void *d2i_PKCS8_fn(const unsigned char **, long, 76 struct der2key_ctx_st *); 77typedef void *d2i_PUBKEY_fn(const unsigned char **, long, 78 struct der2key_ctx_st *); 79struct keytype_desc_st { 80 const char *keytype_name; 81 const OSSL_DISPATCH *fns; /* Keymgmt (to pilfer functions from) */ 82 83 /* The input structure name */ 84 const char *structure_name; 85 86 /* 87 * The EVP_PKEY_xxx type macro. Should be zero for type specific 88 * structures, non-zero when the outermost structure is PKCS#8 or 89 * SubjectPublicKeyInfo. This determines which of the function 90 * pointers below will be used. 91 */ 92 int evp_type; 93 94 /* The selection mask for OSSL_FUNC_decoder_does_selection() */ 95 int selection_mask; 96 97 /* For type specific decoders, we use the corresponding d2i */ 98 d2i_of_void *d2i_private_key; /* From type-specific DER */ 99 d2i_of_void *d2i_public_key; /* From type-specific DER */ 100 d2i_of_void *d2i_key_params; /* From type-specific DER */ 101 d2i_PKCS8_fn *d2i_PKCS8; /* Wrapped in a PrivateKeyInfo */ 102 d2i_PUBKEY_fn *d2i_PUBKEY; /* Wrapped in a SubjectPublicKeyInfo */ 103 104 /* 105 * For any key, we may need to check that the key meets expectations. 106 * This is useful when the same functions can decode several variants 107 * of a key. 108 */ 109 check_key_fn *check_key; 110 111 /* 112 * For any key, we may need to make provider specific adjustments, such 113 * as ensure the key carries the correct library context. 114 */ 115 adjust_key_fn *adjust_key; 116 /* {type}_free() */ 117 free_key_fn *free_key; 118}; 119 120/* 121 * Context used for DER to key decoding. 122 */ 123struct der2key_ctx_st { 124 PROV_CTX *provctx; 125 char propq[OSSL_MAX_PROPQUERY_SIZE]; 126 const struct keytype_desc_st *desc; 127 /* The selection that is passed to der2key_decode() */ 128 int selection; 129 /* Flag used to signal that a failure is fatal */ 130 unsigned int flag_fatal : 1; 131}; 132 133typedef void *key_from_pkcs8_t(const PKCS8_PRIV_KEY_INFO *p8inf, 134 OSSL_LIB_CTX *libctx, const char *propq); 135static void *der2key_decode_p8(const unsigned char **input_der, 136 long input_der_len, struct der2key_ctx_st *ctx, 137 key_from_pkcs8_t *key_from_pkcs8) 138{ 139 PKCS8_PRIV_KEY_INFO *p8inf = NULL; 140 const X509_ALGOR *alg = NULL; 141 void *key = NULL; 142 143 if ((p8inf = d2i_PKCS8_PRIV_KEY_INFO(NULL, input_der, input_der_len)) != NULL 144 && PKCS8_pkey_get0(NULL, NULL, NULL, &alg, p8inf) 145 && (OBJ_obj2nid(alg->algorithm) == ctx->desc->evp_type 146 /* Allow decoding sm2 private key with id_ecPublicKey */ 147 || (OBJ_obj2nid(alg->algorithm) == NID_X9_62_id_ecPublicKey 148 && ctx->desc->evp_type == NID_sm2))) 149 key = key_from_pkcs8(p8inf, PROV_LIBCTX_OF(ctx->provctx), ctx->propq); 150 PKCS8_PRIV_KEY_INFO_free(p8inf); 151 152 return key; 153} 154 155/* ---------------------------------------------------------------------- */ 156 157static OSSL_FUNC_decoder_freectx_fn der2key_freectx; 158static OSSL_FUNC_decoder_decode_fn der2key_decode; 159static OSSL_FUNC_decoder_export_object_fn der2key_export_object; 160static OSSL_FUNC_decoder_settable_ctx_params_fn der2key_settable_ctx_params; 161static OSSL_FUNC_decoder_set_ctx_params_fn der2key_set_ctx_params; 162 163static struct der2key_ctx_st * 164der2key_newctx(void *provctx, const struct keytype_desc_st *desc) 165{ 166 struct der2key_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx)); 167 168 if (ctx != NULL) { 169 ctx->provctx = provctx; 170 ctx->desc = desc; 171 } 172 return ctx; 173} 174 175{- produce_param_decoder('der2key_set_ctx_params', 176 (['DECODER_PARAM_PROPERTIES', 'propq', 'utf8_string'], 177 )); -} 178 179static const OSSL_PARAM *der2key_settable_ctx_params(ossl_unused void *provctx) 180{ 181 return der2key_set_ctx_params_list; 182} 183 184static int der2key_set_ctx_params(void *vctx, const OSSL_PARAM params[]) 185{ 186 struct der2key_ctx_st *ctx = vctx; 187 struct der2key_set_ctx_params_st p; 188 char *str; 189 190 if (ctx == NULL || !der2key_set_ctx_params_decoder(params, &p)) 191 return 0; 192 193 str = ctx->propq; 194 if (p.propq != NULL 195 && !OSSL_PARAM_get_utf8_string(p.propq, &str, sizeof(ctx->propq))) 196 return 0; 197 198 return 1; 199} 200 201static void der2key_freectx(void *vctx) 202{ 203 struct der2key_ctx_st *ctx = vctx; 204 205 OPENSSL_free(ctx); 206} 207 208static int der2key_check_selection(int selection, 209 const struct keytype_desc_st *desc) 210{ 211 /* 212 * The selections are kinda sorta "levels", i.e. each selection given 213 * here is assumed to include those following. 214 */ 215 int checks[] = { 216 OSSL_KEYMGMT_SELECT_PRIVATE_KEY, 217 OSSL_KEYMGMT_SELECT_PUBLIC_KEY, 218 OSSL_KEYMGMT_SELECT_ALL_PARAMETERS 219 }; 220 size_t i; 221 222 /* The decoder implementations made here support guessing */ 223 if (selection == 0) 224 return 1; 225 226 for (i = 0; i < OSSL_NELEM(checks); i++) { 227 int check1 = (selection & checks[i]) != 0; 228 int check2 = (desc->selection_mask & checks[i]) != 0; 229 230 /* 231 * If the caller asked for the currently checked bit(s), return 232 * whether the decoder description says it's supported. 233 */ 234 if (check1) 235 return check2; 236 } 237 238 /* This should be dead code, but just to be safe... */ 239 return 0; 240} 241 242static int der2key_decode(void *vctx, OSSL_CORE_BIO *cin, int selection, 243 OSSL_CALLBACK *data_cb, void *data_cbarg, 244 OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg) 245{ 246 struct der2key_ctx_st *ctx = vctx; 247 unsigned char *der = NULL; 248 const unsigned char *derp; 249 long der_len = 0; 250 void *key = NULL; 251 int ok = 0; 252 253 ctx->selection = selection; 254 /* 255 * The caller is allowed to specify 0 as a selection mask, to have the 256 * structure and key type guessed. For type-specific structures, this 257 * is not recommended, as some structures are very similar. 258 * Note that 0 isn't the same as OSSL_KEYMGMT_SELECT_ALL, as the latter 259 * signifies a private key structure, where everything else is assumed 260 * to be present as well. 261 */ 262 if (selection == 0) 263 selection = ctx->desc->selection_mask; 264 if ((selection & ctx->desc->selection_mask) == 0) { 265 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); 266 return 0; 267 } 268 269 ok = ossl_read_der(ctx->provctx, cin, &der, &der_len); 270 if (!ok) 271 goto next; 272 273 ok = 0; /* Assume that we fail */ 274 275 ERR_set_mark(); 276 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) { 277 derp = der; 278 if (ctx->desc->d2i_PKCS8 != NULL) { 279 key = ctx->desc->d2i_PKCS8(&derp, der_len, ctx); 280 if (ctx->flag_fatal) { 281 ERR_clear_last_mark(); 282 goto end; 283 } 284 } else if (ctx->desc->d2i_private_key != NULL) { 285 key = ctx->desc->d2i_private_key(NULL, &derp, der_len); 286 } 287 if (key == NULL && ctx->selection != 0) { 288 ERR_clear_last_mark(); 289 goto next; 290 } 291 } 292 if (key == NULL && (selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) { 293 derp = der; 294 if (ctx->desc->d2i_PUBKEY != NULL) 295 key = ctx->desc->d2i_PUBKEY(&derp, der_len, ctx); 296 else if (ctx->desc->d2i_public_key != NULL) 297 key = ctx->desc->d2i_public_key(NULL, &derp, der_len); 298 if (key == NULL && ctx->selection != 0) { 299 ERR_clear_last_mark(); 300 goto next; 301 } 302 } 303 if (key == NULL && (selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0) { 304 derp = der; 305 if (ctx->desc->d2i_key_params != NULL) 306 key = ctx->desc->d2i_key_params(NULL, &derp, der_len); 307 if (key == NULL && ctx->selection != 0) { 308 ERR_clear_last_mark(); 309 goto next; 310 } 311 } 312 if (key == NULL) 313 ERR_clear_last_mark(); 314 else 315 ERR_pop_to_mark(); 316 317 /* 318 * Last minute check to see if this was the correct type of key. This 319 * should never lead to a fatal error, i.e. the decoding itself was 320 * correct, it was just an unexpected key type. This is generally for 321 * classes of key types that have subtle variants, like RSA-PSS keys as 322 * opposed to plain RSA keys. 323 */ 324 if (key != NULL 325 && ctx->desc->check_key != NULL 326 && !ctx->desc->check_key(key, ctx)) { 327 ctx->desc->free_key(key); 328 key = NULL; 329 } 330 331 if (key != NULL && ctx->desc->adjust_key != NULL) 332 ctx->desc->adjust_key(key, ctx); 333 334 next: 335 /* 336 * Indicated that we successfully decoded something, or not at all. 337 * Ending up "empty handed" is not an error. 338 */ 339 ok = 1; 340 341 /* 342 * We free memory here so it's not held up during the callback, because 343 * we know the process is recursive and the allocated chunks of memory 344 * add up. 345 */ 346 OPENSSL_free(der); 347 der = NULL; 348 349 if (key != NULL) { 350 OSSL_PARAM params[4]; 351 int object_type = OSSL_OBJECT_PKEY; 352 353 params[0] = 354 OSSL_PARAM_construct_int(OSSL_OBJECT_PARAM_TYPE, &object_type); 355 356#ifndef OPENSSL_NO_SM2 357 if (strcmp(ctx->desc->keytype_name, "EC") == 0 358 && (EC_KEY_get_flags(key) & EC_FLAG_SM2_RANGE) != 0) 359 params[1] = 360 OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE, 361 "SM2", 0); 362 else 363#endif 364 params[1] = 365 OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE, 366 (char *)ctx->desc->keytype_name, 367 0); 368 /* The address of the key becomes the octet string */ 369 params[2] = 370 OSSL_PARAM_construct_octet_string(OSSL_OBJECT_PARAM_REFERENCE, 371 &key, sizeof(key)); 372 params[3] = OSSL_PARAM_construct_end(); 373 374 ok = data_cb(params, data_cbarg); 375 } 376 377 end: 378 ctx->desc->free_key(key); 379 OPENSSL_free(der); 380 381 return ok; 382} 383 384static int der2key_export_object(void *vctx, 385 const void *reference, size_t reference_sz, 386 OSSL_CALLBACK *export_cb, void *export_cbarg) 387{ 388 struct der2key_ctx_st *ctx = vctx; 389 OSSL_FUNC_keymgmt_export_fn *export = 390 ossl_prov_get_keymgmt_export(ctx->desc->fns); 391 void *keydata; 392 393 if (reference_sz == sizeof(keydata) && export != NULL) { 394 int selection = ctx->selection; 395 396 if (selection == 0) 397 selection = OSSL_KEYMGMT_SELECT_ALL; 398 /* The contents of the reference is the address to our object */ 399 keydata = *(void **)reference; 400 401 return export(keydata, selection, export_cb, export_cbarg); 402 } 403 return 0; 404} 405 406#define D2I_PUBKEY_NOCTX(n, f) \ 407 static void * \ 408 n##_d2i_PUBKEY(const unsigned char **der, long der_len, \ 409 ossl_unused struct der2key_ctx_st *ctx) \ 410 { \ 411 return f(NULL, der, der_len); \ 412 } 413 414/* ---------------------------------------------------------------------- */ 415 416#ifndef OPENSSL_NO_DH 417# define dh_evp_type EVP_PKEY_DH 418# define dh_d2i_private_key NULL 419# define dh_d2i_public_key NULL 420# define dh_d2i_key_params (d2i_of_void *)d2i_DHparams 421# define dh_free (free_key_fn *)DH_free 422# define dh_check NULL 423 424static void *dh_d2i_PKCS8(const unsigned char **der, long der_len, 425 struct der2key_ctx_st *ctx) 426{ 427 return der2key_decode_p8(der, der_len, ctx, 428 (key_from_pkcs8_t *)ossl_dh_key_from_pkcs8); 429} 430 431D2I_PUBKEY_NOCTX(dh, ossl_d2i_DH_PUBKEY) 432D2I_PUBKEY_NOCTX(dhx, ossl_d2i_DHx_PUBKEY) 433 434static void dh_adjust(void *key, struct der2key_ctx_st *ctx) 435{ 436 ossl_dh_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx)); 437} 438 439# define dhx_evp_type EVP_PKEY_DHX 440# define dhx_d2i_private_key NULL 441# define dhx_d2i_public_key NULL 442# define dhx_d2i_key_params (d2i_of_void *)d2i_DHxparams 443# define dhx_d2i_PKCS8 dh_d2i_PKCS8 444# define dhx_free (free_key_fn *)DH_free 445# define dhx_check NULL 446# define dhx_adjust dh_adjust 447#endif 448 449/* ---------------------------------------------------------------------- */ 450 451#ifndef OPENSSL_NO_DSA 452# define dsa_evp_type EVP_PKEY_DSA 453# define dsa_d2i_private_key (d2i_of_void *)d2i_DSAPrivateKey 454# define dsa_d2i_public_key (d2i_of_void *)d2i_DSAPublicKey 455# define dsa_d2i_key_params (d2i_of_void *)d2i_DSAparams 456# define dsa_free (free_key_fn *)DSA_free 457# define dsa_check NULL 458 459static void *dsa_d2i_PKCS8(const unsigned char **der, long der_len, 460 struct der2key_ctx_st *ctx) 461{ 462 return der2key_decode_p8(der, der_len, ctx, 463 (key_from_pkcs8_t *)ossl_dsa_key_from_pkcs8); 464} 465 466D2I_PUBKEY_NOCTX(dsa, ossl_d2i_DSA_PUBKEY) 467 468static void dsa_adjust(void *key, struct der2key_ctx_st *ctx) 469{ 470 ossl_dsa_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx)); 471} 472#endif 473 474/* ---------------------------------------------------------------------- */ 475 476#ifndef OPENSSL_NO_EC 477# define ec_evp_type EVP_PKEY_EC 478# define ec_d2i_private_key (d2i_of_void *)d2i_ECPrivateKey 479# define ec_d2i_public_key NULL 480# define ec_d2i_key_params (d2i_of_void *)d2i_ECParameters 481# define ec_free (free_key_fn *)EC_KEY_free 482 483static void *ec_d2i_PKCS8(const unsigned char **der, long der_len, 484 struct der2key_ctx_st *ctx) 485{ 486 return der2key_decode_p8(der, der_len, ctx, 487 (key_from_pkcs8_t *)ossl_ec_key_from_pkcs8); 488} 489 490D2I_PUBKEY_NOCTX(ec, d2i_EC_PUBKEY) 491 492static int ec_check(void *key, struct der2key_ctx_st *ctx) 493{ 494 /* We're trying to be clever by comparing two truths */ 495 int ret = 0; 496 int sm2 = (EC_KEY_get_flags(key) & EC_FLAG_SM2_RANGE) != 0; 497 498 if (sm2) 499 ret = ctx->desc->evp_type == EVP_PKEY_SM2 500 || ctx->desc->evp_type == NID_X9_62_id_ecPublicKey; 501 else 502 ret = ctx->desc->evp_type != EVP_PKEY_SM2; 503 504 return ret; 505} 506 507static void ec_adjust(void *key, struct der2key_ctx_st *ctx) 508{ 509 ossl_ec_key_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx)); 510} 511 512# ifndef OPENSSL_NO_ECX 513/* 514 * ED25519, ED448, X25519, X448 only implement PKCS#8 and SubjectPublicKeyInfo, 515 * so no d2i functions to be had. 516 */ 517 518static void *ecx_d2i_PKCS8(const unsigned char **der, long der_len, 519 struct der2key_ctx_st *ctx) 520{ 521 return der2key_decode_p8(der, der_len, ctx, 522 (key_from_pkcs8_t *)ossl_ecx_key_from_pkcs8); 523} 524 525D2I_PUBKEY_NOCTX(ed25519, ossl_d2i_ED25519_PUBKEY) 526D2I_PUBKEY_NOCTX(ed448, ossl_d2i_ED448_PUBKEY) 527D2I_PUBKEY_NOCTX(x25519, ossl_d2i_X25519_PUBKEY) 528D2I_PUBKEY_NOCTX(x448, ossl_d2i_X448_PUBKEY) 529 530static void ecx_key_adjust(void *key, struct der2key_ctx_st *ctx) 531{ 532 ossl_ecx_key_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx)); 533} 534 535# define ed25519_evp_type EVP_PKEY_ED25519 536# define ed25519_d2i_private_key NULL 537# define ed25519_d2i_public_key NULL 538# define ed25519_d2i_key_params NULL 539# define ed25519_d2i_PKCS8 ecx_d2i_PKCS8 540# define ed25519_free (free_key_fn *)ossl_ecx_key_free 541# define ed25519_check NULL 542# define ed25519_adjust ecx_key_adjust 543 544# define ed448_evp_type EVP_PKEY_ED448 545# define ed448_d2i_private_key NULL 546# define ed448_d2i_public_key NULL 547# define ed448_d2i_key_params NULL 548# define ed448_d2i_PKCS8 ecx_d2i_PKCS8 549# define ed448_free (free_key_fn *)ossl_ecx_key_free 550# define ed448_check NULL 551# define ed448_adjust ecx_key_adjust 552 553# define x25519_evp_type EVP_PKEY_X25519 554# define x25519_d2i_private_key NULL 555# define x25519_d2i_public_key NULL 556# define x25519_d2i_key_params NULL 557# define x25519_d2i_PKCS8 ecx_d2i_PKCS8 558# define x25519_free (free_key_fn *)ossl_ecx_key_free 559# define x25519_check NULL 560# define x25519_adjust ecx_key_adjust 561 562# define x448_evp_type EVP_PKEY_X448 563# define x448_d2i_private_key NULL 564# define x448_d2i_public_key NULL 565# define x448_d2i_key_params NULL 566# define x448_d2i_PKCS8 ecx_d2i_PKCS8 567# define x448_free (free_key_fn *)ossl_ecx_key_free 568# define x448_check NULL 569# define x448_adjust ecx_key_adjust 570# endif /* OPENSSL_NO_ECX */ 571 572# ifndef OPENSSL_NO_SM2 573# define sm2_evp_type EVP_PKEY_SM2 574# define sm2_d2i_private_key (d2i_of_void *)d2i_ECPrivateKey 575# define sm2_d2i_public_key NULL 576# define sm2_d2i_key_params (d2i_of_void *)d2i_ECParameters 577# define sm2_d2i_PUBKEY ec_d2i_PUBKEY 578# define sm2_free (free_key_fn *)EC_KEY_free 579# define sm2_check ec_check 580# define sm2_adjust ec_adjust 581 582static void *sm2_d2i_PKCS8(const unsigned char **der, long der_len, 583 struct der2key_ctx_st *ctx) 584{ 585 return der2key_decode_p8(der, der_len, ctx, 586 (key_from_pkcs8_t *)ossl_ec_key_from_pkcs8); 587} 588# endif 589 590#endif 591 592/* ---------------------------------------------------------------------- */ 593 594#ifndef OPENSSL_NO_ML_KEM 595static void * 596ml_kem_d2i_PKCS8(const uint8_t **der, long der_len, struct der2key_ctx_st *ctx) 597{ 598 ML_KEM_KEY *key; 599 600 key = ossl_ml_kem_d2i_PKCS8(*der, der_len, ctx->desc->evp_type, 601 ctx->provctx, ctx->propq); 602 if (key != NULL) 603 *der += der_len; 604 return key; 605} 606 607static ossl_inline void * 608ml_kem_d2i_PUBKEY(const uint8_t **der, long der_len, 609 struct der2key_ctx_st *ctx) 610{ 611 ML_KEM_KEY *key; 612 613 key = ossl_ml_kem_d2i_PUBKEY(*der, der_len, ctx->desc->evp_type, 614 ctx->provctx, ctx->propq); 615 if (key != NULL) 616 *der += der_len; 617 return key; 618} 619 620# define ml_kem_512_evp_type EVP_PKEY_ML_KEM_512 621# define ml_kem_512_d2i_private_key NULL 622# define ml_kem_512_d2i_public_key NULL 623# define ml_kem_512_d2i_key_params NULL 624# define ml_kem_512_d2i_PUBKEY ml_kem_d2i_PUBKEY 625# define ml_kem_512_d2i_PKCS8 ml_kem_d2i_PKCS8 626# define ml_kem_512_free (free_key_fn *)ossl_ml_kem_key_free 627# define ml_kem_512_check NULL 628# define ml_kem_512_adjust NULL 629 630# define ml_kem_768_evp_type EVP_PKEY_ML_KEM_768 631# define ml_kem_768_d2i_private_key NULL 632# define ml_kem_768_d2i_public_key NULL 633# define ml_kem_768_d2i_key_params NULL 634# define ml_kem_768_d2i_PUBKEY ml_kem_d2i_PUBKEY 635# define ml_kem_768_d2i_PKCS8 ml_kem_d2i_PKCS8 636# define ml_kem_768_free (free_key_fn *)ossl_ml_kem_key_free 637# define ml_kem_768_check NULL 638# define ml_kem_768_adjust NULL 639 640# define ml_kem_1024_evp_type EVP_PKEY_ML_KEM_1024 641# define ml_kem_1024_d2i_private_key NULL 642# define ml_kem_1024_d2i_public_key NULL 643# define ml_kem_1024_d2i_PUBKEY ml_kem_d2i_PUBKEY 644# define ml_kem_1024_d2i_PKCS8 ml_kem_d2i_PKCS8 645# define ml_kem_1024_d2i_key_params NULL 646# define ml_kem_1024_free (free_key_fn *)ossl_ml_kem_key_free 647# define ml_kem_1024_check NULL 648# define ml_kem_1024_adjust NULL 649 650#endif 651 652#ifndef OPENSSL_NO_SLH_DSA 653static void * 654slh_dsa_d2i_PKCS8(const uint8_t **der, long der_len, struct der2key_ctx_st *ctx) 655{ 656 SLH_DSA_KEY *key = NULL, *ret = NULL; 657 OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx); 658 PKCS8_PRIV_KEY_INFO *p8inf = NULL; 659 const unsigned char *p; 660 const X509_ALGOR *alg = NULL; 661 int plen, ptype; 662 663 if ((p8inf = d2i_PKCS8_PRIV_KEY_INFO(NULL, der, der_len)) == NULL 664 || !PKCS8_pkey_get0(NULL, &p, &plen, &alg, p8inf)) 665 goto end; 666 667 /* Algorithm parameters must be absent. */ 668 if ((X509_ALGOR_get0(NULL, &ptype, NULL, alg), ptype != V_ASN1_UNDEF)) { 669 ERR_raise_data(ERR_LIB_PROV, PROV_R_UNEXPECTED_KEY_PARAMETERS, 670 "unexpected parameters with a PKCS#8 %s private key", 671 ctx->desc->keytype_name); 672 goto end; 673 } 674 if (OBJ_obj2nid(alg->algorithm) != ctx->desc->evp_type) 675 goto end; 676 if ((key = ossl_slh_dsa_key_new(libctx, ctx->propq, 677 ctx->desc->keytype_name)) == NULL) 678 goto end; 679 680 if (!ossl_slh_dsa_set_priv(key, p, plen)) 681 goto end; 682 ret = key; 683 end: 684 PKCS8_PRIV_KEY_INFO_free(p8inf); 685 if (ret == NULL) 686 ossl_slh_dsa_key_free(key); 687 return ret; 688} 689 690static ossl_inline void *slh_dsa_d2i_PUBKEY(const uint8_t **der, long der_len, 691 struct der2key_ctx_st *ctx) 692{ 693 int ok = 0; 694 OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx); 695 SLH_DSA_KEY *ret = NULL; 696 BARE_PUBKEY *spki = NULL; 697 const uint8_t *end = *der; 698 size_t len; 699 700 ret = ossl_slh_dsa_key_new(libctx, ctx->propq, ctx->desc->keytype_name); 701 if (ret == NULL) 702 return NULL; 703 len = ossl_slh_dsa_key_get_pub_len(ret); 704 705 /*- 706 * The DER ASN.1 encoding of SLH-DSA public keys prepends 18 bytes to the 707 * encoded public key (since the largest public key size is 64 bytes): 708 * 709 * - 2 byte outer sequence tag and length 710 * - 2 byte algorithm sequence tag and length 711 * - 2 byte algorithm OID tag and length 712 * - 9 byte algorithm OID 713 * - 2 byte bit string tag and length 714 * - 1 bitstring lead byte 715 * 716 * Check that we have the right OID, the bit string has no "bits left" and 717 * that we consume all the input exactly. 718 */ 719 if (der_len != 18 + (long)len) { 720 ERR_raise_data(ERR_LIB_PROV, PROV_R_BAD_ENCODING, 721 "unexpected %s public key length: %ld != %ld", 722 ctx->desc->keytype_name, der_len, 723 18 + (long)len); 724 goto err; 725 } 726 727 if ((spki = OPENSSL_zalloc(sizeof(*spki))) == NULL) 728 goto err; 729 730 /* The spki storage is freed on error */ 731 if (ASN1_item_d2i_ex((ASN1_VALUE **)&spki, &end, der_len, 732 ASN1_ITEM_rptr(BARE_PUBKEY), NULL, NULL) == NULL) { 733 ERR_raise_data(ERR_LIB_PROV, PROV_R_BAD_ENCODING, 734 "malformed %s public key ASN.1 encoding", 735 ossl_slh_dsa_key_get_name(ret)); 736 goto err; 737 } 738 739 /* The spki structure now owns some memory */ 740 if ((spki->pubkey->flags & 0x7) != 0 || end != *der + der_len) { 741 ERR_raise_data(ERR_LIB_PROV, PROV_R_BAD_ENCODING, 742 "malformed %s public key ASN.1 encoding", 743 ossl_slh_dsa_key_get_name(ret)); 744 goto err; 745 } 746 if (OBJ_cmp(OBJ_nid2obj(ctx->desc->evp_type), spki->algor.oid) != 0) { 747 ERR_raise_data(ERR_LIB_PROV, PROV_R_BAD_ENCODING, 748 "unexpected algorithm OID for an %s public key", 749 ossl_slh_dsa_key_get_name(ret)); 750 goto err; 751 } 752 753 if (!ossl_slh_dsa_set_pub(ret, spki->pubkey->data, spki->pubkey->length)) { 754 ERR_raise_data(ERR_LIB_PROV, PROV_R_BAD_ENCODING, 755 "failed to parse %s public key from the input data", 756 ossl_slh_dsa_key_get_name(ret)); 757 goto err; 758 } 759 ok = 1; 760 err: 761 if (spki != NULL) { 762 ASN1_OBJECT_free(spki->algor.oid); 763 ASN1_BIT_STRING_free(spki->pubkey); 764 OPENSSL_free(spki); 765 } 766 if (!ok) { 767 ossl_slh_dsa_key_free(ret); 768 ret = NULL; 769 } 770 return ret; 771} 772 773# define slh_dsa_sha2_128s_evp_type EVP_PKEY_SLH_DSA_SHA2_128S 774# define slh_dsa_sha2_128s_d2i_private_key NULL 775# define slh_dsa_sha2_128s_d2i_public_key NULL 776# define slh_dsa_sha2_128s_d2i_key_params NULL 777# define slh_dsa_sha2_128s_d2i_PKCS8 slh_dsa_d2i_PKCS8 778# define slh_dsa_sha2_128s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 779# define slh_dsa_sha2_128s_free (free_key_fn *)ossl_slh_dsa_key_free 780# define slh_dsa_sha2_128s_check NULL 781# define slh_dsa_sha2_128s_adjust NULL 782 783# define slh_dsa_sha2_128f_evp_type EVP_PKEY_SLH_DSA_SHA2_128F 784# define slh_dsa_sha2_128f_d2i_private_key NULL 785# define slh_dsa_sha2_128f_d2i_public_key NULL 786# define slh_dsa_sha2_128f_d2i_key_params NULL 787# define slh_dsa_sha2_128f_d2i_PKCS8 slh_dsa_d2i_PKCS8 788# define slh_dsa_sha2_128f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 789# define slh_dsa_sha2_128f_free (free_key_fn *)ossl_slh_dsa_key_free 790# define slh_dsa_sha2_128f_check NULL 791# define slh_dsa_sha2_128f_adjust NULL 792 793# define slh_dsa_sha2_192s_evp_type EVP_PKEY_SLH_DSA_SHA2_192S 794# define slh_dsa_sha2_192s_d2i_private_key NULL 795# define slh_dsa_sha2_192s_d2i_public_key NULL 796# define slh_dsa_sha2_192s_d2i_key_params NULL 797# define slh_dsa_sha2_192s_d2i_PKCS8 slh_dsa_d2i_PKCS8 798# define slh_dsa_sha2_192s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 799# define slh_dsa_sha2_192s_free (free_key_fn *)ossl_slh_dsa_key_free 800# define slh_dsa_sha2_192s_check NULL 801# define slh_dsa_sha2_192s_adjust NULL 802 803# define slh_dsa_sha2_192f_evp_type EVP_PKEY_SLH_DSA_SHA2_192F 804# define slh_dsa_sha2_192f_d2i_private_key NULL 805# define slh_dsa_sha2_192f_d2i_public_key NULL 806# define slh_dsa_sha2_192f_d2i_key_params NULL 807# define slh_dsa_sha2_192f_d2i_PKCS8 slh_dsa_d2i_PKCS8 808# define slh_dsa_sha2_192f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 809# define slh_dsa_sha2_192f_free (free_key_fn *)ossl_slh_dsa_key_free 810# define slh_dsa_sha2_192f_check NULL 811# define slh_dsa_sha2_192f_adjust NULL 812 813# define slh_dsa_sha2_256s_evp_type EVP_PKEY_SLH_DSA_SHA2_256S 814# define slh_dsa_sha2_256s_d2i_private_key NULL 815# define slh_dsa_sha2_256s_d2i_public_key NULL 816# define slh_dsa_sha2_256s_d2i_key_params NULL 817# define slh_dsa_sha2_256s_d2i_PKCS8 slh_dsa_d2i_PKCS8 818# define slh_dsa_sha2_256s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 819# define slh_dsa_sha2_256s_free (free_key_fn *)ossl_slh_dsa_key_free 820# define slh_dsa_sha2_256s_check NULL 821# define slh_dsa_sha2_256s_adjust NULL 822 823# define slh_dsa_sha2_256f_evp_type EVP_PKEY_SLH_DSA_SHA2_256F 824# define slh_dsa_sha2_256f_d2i_private_key NULL 825# define slh_dsa_sha2_256f_d2i_public_key NULL 826# define slh_dsa_sha2_256f_d2i_key_params NULL 827# define slh_dsa_sha2_256f_d2i_PKCS8 slh_dsa_d2i_PKCS8 828# define slh_dsa_sha2_256f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 829# define slh_dsa_sha2_256f_free (free_key_fn *)ossl_slh_dsa_key_free 830# define slh_dsa_sha2_256f_check NULL 831# define slh_dsa_sha2_256f_adjust NULL 832 833# define slh_dsa_shake_128s_evp_type EVP_PKEY_SLH_DSA_SHAKE_128S 834# define slh_dsa_shake_128s_d2i_private_key NULL 835# define slh_dsa_shake_128s_d2i_public_key NULL 836# define slh_dsa_shake_128s_d2i_key_params NULL 837# define slh_dsa_shake_128s_d2i_PKCS8 slh_dsa_d2i_PKCS8 838# define slh_dsa_shake_128s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 839# define slh_dsa_shake_128s_free (free_key_fn *)ossl_slh_dsa_key_free 840# define slh_dsa_shake_128s_check NULL 841# define slh_dsa_shake_128s_adjust NULL 842 843# define slh_dsa_shake_128f_evp_type EVP_PKEY_SLH_DSA_SHAKE_128F 844# define slh_dsa_shake_128f_d2i_private_key NULL 845# define slh_dsa_shake_128f_d2i_public_key NULL 846# define slh_dsa_shake_128f_d2i_key_params NULL 847# define slh_dsa_shake_128f_d2i_PKCS8 slh_dsa_d2i_PKCS8 848# define slh_dsa_shake_128f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 849# define slh_dsa_shake_128f_free (free_key_fn *)ossl_slh_dsa_key_free 850# define slh_dsa_shake_128f_check NULL 851# define slh_dsa_shake_128f_adjust NULL 852 853# define slh_dsa_shake_192s_evp_type EVP_PKEY_SLH_DSA_SHAKE_192S 854# define slh_dsa_shake_192s_d2i_private_key NULL 855# define slh_dsa_shake_192s_d2i_public_key NULL 856# define slh_dsa_shake_192s_d2i_key_params NULL 857# define slh_dsa_shake_192s_d2i_PKCS8 slh_dsa_d2i_PKCS8 858# define slh_dsa_shake_192s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 859# define slh_dsa_shake_192s_free (free_key_fn *)ossl_slh_dsa_key_free 860# define slh_dsa_shake_192s_check NULL 861# define slh_dsa_shake_192s_adjust NULL 862 863# define slh_dsa_shake_192f_evp_type EVP_PKEY_SLH_DSA_SHAKE_192F 864# define slh_dsa_shake_192f_d2i_private_key NULL 865# define slh_dsa_shake_192f_d2i_public_key NULL 866# define slh_dsa_shake_192f_d2i_key_params NULL 867# define slh_dsa_shake_192f_d2i_PKCS8 slh_dsa_d2i_PKCS8 868# define slh_dsa_shake_192f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 869# define slh_dsa_shake_192f_free (free_key_fn *)ossl_slh_dsa_key_free 870# define slh_dsa_shake_192f_check NULL 871# define slh_dsa_shake_192f_adjust NULL 872 873# define slh_dsa_shake_256s_evp_type EVP_PKEY_SLH_DSA_SHAKE_256S 874# define slh_dsa_shake_256s_d2i_private_key NULL 875# define slh_dsa_shake_256s_d2i_public_key NULL 876# define slh_dsa_shake_256s_d2i_key_params NULL 877# define slh_dsa_shake_256s_d2i_PKCS8 slh_dsa_d2i_PKCS8 878# define slh_dsa_shake_256s_d2i_PUBKEY slh_dsa_d2i_PUBKEY 879# define slh_dsa_shake_256s_free (free_key_fn *)ossl_slh_dsa_key_free 880# define slh_dsa_shake_256s_check NULL 881# define slh_dsa_shake_256s_adjust NULL 882 883# define slh_dsa_shake_256f_evp_type EVP_PKEY_SLH_DSA_SHAKE_256F 884# define slh_dsa_shake_256f_d2i_private_key NULL 885# define slh_dsa_shake_256f_d2i_public_key NULL 886# define slh_dsa_shake_256f_d2i_key_params NULL 887# define slh_dsa_shake_256f_d2i_PKCS8 slh_dsa_d2i_PKCS8 888# define slh_dsa_shake_256f_d2i_PUBKEY slh_dsa_d2i_PUBKEY 889# define slh_dsa_shake_256f_free (free_key_fn *)ossl_slh_dsa_key_free 890# define slh_dsa_shake_256f_check NULL 891# define slh_dsa_shake_256f_adjust NULL 892#endif /* OPENSSL_NO_SLH_DSA */ 893 894/* ---------------------------------------------------------------------- */ 895 896#define rsa_evp_type EVP_PKEY_RSA 897#define rsa_d2i_private_key (d2i_of_void *)d2i_RSAPrivateKey 898#define rsa_d2i_public_key (d2i_of_void *)d2i_RSAPublicKey 899#define rsa_d2i_key_params NULL 900#define rsa_free (free_key_fn *)RSA_free 901 902static void *rsa_d2i_PKCS8(const unsigned char **der, long der_len, 903 struct der2key_ctx_st *ctx) 904{ 905 return der2key_decode_p8(der, der_len, ctx, 906 (key_from_pkcs8_t *)ossl_rsa_key_from_pkcs8); 907} 908 909static void * 910rsa_d2i_PUBKEY(const unsigned char **der, long der_len, 911 ossl_unused struct der2key_ctx_st *ctx) 912{ 913 return d2i_RSA_PUBKEY(NULL, der, der_len); 914} 915 916static int rsa_check(void *key, struct der2key_ctx_st *ctx) 917{ 918 int valid; 919 920 switch (RSA_test_flags(key, RSA_FLAG_TYPE_MASK)) { 921 case RSA_FLAG_TYPE_RSA: 922 valid = (ctx->desc->evp_type == EVP_PKEY_RSA); 923 break; 924 case RSA_FLAG_TYPE_RSASSAPSS: 925 valid = (ctx->desc->evp_type == EVP_PKEY_RSA_PSS); 926 break; 927 default: 928 /* Currently unsupported RSA key type */ 929 valid = 0; 930 } 931 932 valid = (valid && ossl_rsa_check_factors(key)); 933 934 return valid; 935} 936 937static void rsa_adjust(void *key, struct der2key_ctx_st *ctx) 938{ 939 ossl_rsa_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx)); 940} 941 942#define rsapss_evp_type EVP_PKEY_RSA_PSS 943#define rsapss_d2i_private_key (d2i_of_void *)d2i_RSAPrivateKey 944#define rsapss_d2i_public_key (d2i_of_void *)d2i_RSAPublicKey 945#define rsapss_d2i_key_params NULL 946#define rsapss_d2i_PKCS8 rsa_d2i_PKCS8 947#define rsapss_d2i_PUBKEY rsa_d2i_PUBKEY 948#define rsapss_free (free_key_fn *)RSA_free 949#define rsapss_check rsa_check 950#define rsapss_adjust rsa_adjust 951 952/* ---------------------------------------------------------------------- */ 953 954#ifndef OPENSSL_NO_ML_DSA 955static void * 956ml_dsa_d2i_PKCS8(const uint8_t **der, long der_len, struct der2key_ctx_st *ctx) 957{ 958 ML_DSA_KEY *key; 959 960 key = ossl_ml_dsa_d2i_PKCS8(*der, der_len, ctx->desc->evp_type, 961 ctx->provctx, ctx->propq); 962 if (key != NULL) 963 *der += der_len; 964 return key; 965} 966 967static ossl_inline void * ml_dsa_d2i_PUBKEY(const uint8_t **der, long der_len, 968 struct der2key_ctx_st *ctx) 969{ 970 ML_DSA_KEY *key; 971 972 key = ossl_ml_dsa_d2i_PUBKEY(*der, der_len, ctx->desc->evp_type, 973 ctx->provctx, ctx->propq); 974 if (key != NULL) 975 *der += der_len; 976 return key; 977} 978 979# define ml_dsa_44_evp_type EVP_PKEY_ML_DSA_44 980# define ml_dsa_44_d2i_private_key NULL 981# define ml_dsa_44_d2i_public_key NULL 982# define ml_dsa_44_d2i_key_params NULL 983# define ml_dsa_44_d2i_PUBKEY ml_dsa_d2i_PUBKEY 984# define ml_dsa_44_d2i_PKCS8 ml_dsa_d2i_PKCS8 985# define ml_dsa_44_free (free_key_fn *)ossl_ml_dsa_key_free 986# define ml_dsa_44_check NULL 987# define ml_dsa_44_adjust NULL 988 989# define ml_dsa_65_evp_type EVP_PKEY_ML_DSA_65 990# define ml_dsa_65_d2i_private_key NULL 991# define ml_dsa_65_d2i_public_key NULL 992# define ml_dsa_65_d2i_key_params NULL 993# define ml_dsa_65_d2i_PUBKEY ml_dsa_d2i_PUBKEY 994# define ml_dsa_65_d2i_PKCS8 ml_dsa_d2i_PKCS8 995# define ml_dsa_65_free (free_key_fn *)ossl_ml_dsa_key_free 996# define ml_dsa_65_check NULL 997# define ml_dsa_65_adjust NULL 998 999# define ml_dsa_87_evp_type EVP_PKEY_ML_DSA_87 1000# define ml_dsa_87_d2i_private_key NULL 1001# define ml_dsa_87_d2i_public_key NULL 1002# define ml_dsa_87_d2i_PUBKEY ml_dsa_d2i_PUBKEY 1003# define ml_dsa_87_d2i_PKCS8 ml_dsa_d2i_PKCS8 1004# define ml_dsa_87_d2i_key_params NULL 1005# define ml_dsa_87_free (free_key_fn *)ossl_ml_dsa_key_free 1006# define ml_dsa_87_check NULL 1007# define ml_dsa_87_adjust NULL 1008 1009#endif 1010 1011/* ---------------------------------------------------------------------- */ 1012 1013/* 1014 * The DO_ macros help define the selection mask and the method functions 1015 * for each kind of object we want to decode. 1016 */ 1017#define DO_type_specific_keypair(keytype) \ 1018 "type-specific", keytype##_evp_type, \ 1019 ( OSSL_KEYMGMT_SELECT_KEYPAIR ), \ 1020 keytype##_d2i_private_key, \ 1021 keytype##_d2i_public_key, \ 1022 NULL, \ 1023 NULL, \ 1024 NULL, \ 1025 keytype##_check, \ 1026 keytype##_adjust, \ 1027 keytype##_free 1028 1029#define DO_type_specific_pub(keytype) \ 1030 "type-specific", keytype##_evp_type, \ 1031 ( OSSL_KEYMGMT_SELECT_PUBLIC_KEY ), \ 1032 NULL, \ 1033 keytype##_d2i_public_key, \ 1034 NULL, \ 1035 NULL, \ 1036 NULL, \ 1037 keytype##_check, \ 1038 keytype##_adjust, \ 1039 keytype##_free 1040 1041#define DO_type_specific_priv(keytype) \ 1042 "type-specific", keytype##_evp_type, \ 1043 ( OSSL_KEYMGMT_SELECT_PRIVATE_KEY ), \ 1044 keytype##_d2i_private_key, \ 1045 NULL, \ 1046 NULL, \ 1047 NULL, \ 1048 NULL, \ 1049 keytype##_check, \ 1050 keytype##_adjust, \ 1051 keytype##_free 1052 1053#define DO_type_specific_params(keytype) \ 1054 "type-specific", keytype##_evp_type, \ 1055 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS ), \ 1056 NULL, \ 1057 NULL, \ 1058 keytype##_d2i_key_params, \ 1059 NULL, \ 1060 NULL, \ 1061 keytype##_check, \ 1062 keytype##_adjust, \ 1063 keytype##_free 1064 1065#define DO_type_specific(keytype) \ 1066 "type-specific", keytype##_evp_type, \ 1067 ( OSSL_KEYMGMT_SELECT_ALL ), \ 1068 keytype##_d2i_private_key, \ 1069 keytype##_d2i_public_key, \ 1070 keytype##_d2i_key_params, \ 1071 NULL, \ 1072 NULL, \ 1073 keytype##_check, \ 1074 keytype##_adjust, \ 1075 keytype##_free 1076 1077#define DO_type_specific_no_pub(keytype) \ 1078 "type-specific", keytype##_evp_type, \ 1079 ( OSSL_KEYMGMT_SELECT_PRIVATE_KEY \ 1080 | OSSL_KEYMGMT_SELECT_ALL_PARAMETERS ), \ 1081 keytype##_d2i_private_key, \ 1082 NULL, \ 1083 keytype##_d2i_key_params, \ 1084 NULL, \ 1085 NULL, \ 1086 keytype##_check, \ 1087 keytype##_adjust, \ 1088 keytype##_free 1089 1090#define DO_PrivateKeyInfo(keytype) \ 1091 "PrivateKeyInfo", keytype##_evp_type, \ 1092 ( OSSL_KEYMGMT_SELECT_PRIVATE_KEY ), \ 1093 NULL, \ 1094 NULL, \ 1095 NULL, \ 1096 keytype##_d2i_PKCS8, \ 1097 NULL, \ 1098 keytype##_check, \ 1099 keytype##_adjust, \ 1100 keytype##_free 1101 1102#define DO_SubjectPublicKeyInfo(keytype) \ 1103 "SubjectPublicKeyInfo", keytype##_evp_type, \ 1104 ( OSSL_KEYMGMT_SELECT_PUBLIC_KEY ), \ 1105 NULL, \ 1106 NULL, \ 1107 NULL, \ 1108 NULL, \ 1109 keytype##_d2i_PUBKEY, \ 1110 keytype##_check, \ 1111 keytype##_adjust, \ 1112 keytype##_free 1113 1114#define DO_DH(keytype) \ 1115 "DH", keytype##_evp_type, \ 1116 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS ), \ 1117 NULL, \ 1118 NULL, \ 1119 keytype##_d2i_key_params, \ 1120 NULL, \ 1121 NULL, \ 1122 keytype##_check, \ 1123 keytype##_adjust, \ 1124 keytype##_free 1125 1126#define DO_DHX(keytype) \ 1127 "DHX", keytype##_evp_type, \ 1128 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS ), \ 1129 NULL, \ 1130 NULL, \ 1131 keytype##_d2i_key_params, \ 1132 NULL, \ 1133 NULL, \ 1134 keytype##_check, \ 1135 keytype##_adjust, \ 1136 keytype##_free 1137 1138#define DO_DSA(keytype) \ 1139 "DSA", keytype##_evp_type, \ 1140 ( OSSL_KEYMGMT_SELECT_ALL ), \ 1141 keytype##_d2i_private_key, \ 1142 keytype##_d2i_public_key, \ 1143 keytype##_d2i_key_params, \ 1144 NULL, \ 1145 NULL, \ 1146 keytype##_check, \ 1147 keytype##_adjust, \ 1148 keytype##_free 1149 1150#define DO_EC(keytype) \ 1151 "EC", keytype##_evp_type, \ 1152 ( OSSL_KEYMGMT_SELECT_PRIVATE_KEY \ 1153 | OSSL_KEYMGMT_SELECT_ALL_PARAMETERS ), \ 1154 keytype##_d2i_private_key, \ 1155 NULL, \ 1156 keytype##_d2i_key_params, \ 1157 NULL, \ 1158 NULL, \ 1159 keytype##_check, \ 1160 keytype##_adjust, \ 1161 keytype##_free 1162 1163#define DO_RSA(keytype) \ 1164 "RSA", keytype##_evp_type, \ 1165 ( OSSL_KEYMGMT_SELECT_KEYPAIR ), \ 1166 keytype##_d2i_private_key, \ 1167 keytype##_d2i_public_key, \ 1168 NULL, \ 1169 NULL, \ 1170 NULL, \ 1171 keytype##_check, \ 1172 keytype##_adjust, \ 1173 keytype##_free 1174 1175/* 1176 * MAKE_DECODER is the single driver for creating OSSL_DISPATCH tables. 1177 * It takes the following arguments: 1178 * 1179 * keytype_name The implementation key type as a string. 1180 * keytype The implementation key type. This must correspond exactly 1181 * to our existing keymgmt keytype names... in other words, 1182 * there must exist an ossl_##keytype##_keymgmt_functions. 1183 * type The type name for the set of functions that implement the 1184 * decoder for the key type. This isn't necessarily the same 1185 * as keytype. For example, the key types ed25519, ed448, 1186 * x25519 and x448 are all handled by the same functions with 1187 * the common type name ecx. 1188 * kind The kind of support to implement. This translates into 1189 * the DO_##kind macros above, to populate the keytype_desc_st 1190 * structure. 1191 */ 1192#define MAKE_DECODER(keytype_name, keytype, type, kind) \ 1193 static const struct keytype_desc_st kind##_##keytype##_desc = \ 1194 { keytype_name, ossl_##keytype##_keymgmt_functions, \ 1195 DO_##kind(keytype) }; \ 1196 \ 1197 static OSSL_FUNC_decoder_newctx_fn kind##_der2##keytype##_newctx; \ 1198 \ 1199 static void *kind##_der2##keytype##_newctx(void *provctx) \ 1200 { \ 1201 return der2key_newctx(provctx, &kind##_##keytype##_desc); \ 1202 } \ 1203 static int kind##_der2##keytype##_does_selection(void *provctx, \ 1204 int selection) \ 1205 { \ 1206 return der2key_check_selection(selection, \ 1207 &kind##_##keytype##_desc); \ 1208 } \ 1209 const OSSL_DISPATCH \ 1210 ossl_##kind##_der_to_##keytype##_decoder_functions[] = { \ 1211 { OSSL_FUNC_DECODER_NEWCTX, \ 1212 (void (*)(void))kind##_der2##keytype##_newctx }, \ 1213 { OSSL_FUNC_DECODER_FREECTX, \ 1214 (void (*)(void))der2key_freectx }, \ 1215 { OSSL_FUNC_DECODER_DOES_SELECTION, \ 1216 (void (*)(void))kind##_der2##keytype##_does_selection }, \ 1217 { OSSL_FUNC_DECODER_DECODE, \ 1218 (void (*)(void))der2key_decode }, \ 1219 { OSSL_FUNC_DECODER_EXPORT_OBJECT, \ 1220 (void (*)(void))der2key_export_object }, \ 1221 { OSSL_FUNC_DECODER_SETTABLE_CTX_PARAMS, \ 1222 (void (*)(void))der2key_settable_ctx_params }, \ 1223 { OSSL_FUNC_DECODER_SET_CTX_PARAMS, \ 1224 (void (*)(void))der2key_set_ctx_params }, \ 1225 OSSL_DISPATCH_END \ 1226 } 1227 1228#ifndef OPENSSL_NO_DH 1229MAKE_DECODER("DH", dh, dh, PrivateKeyInfo); 1230MAKE_DECODER("DH", dh, dh, SubjectPublicKeyInfo); 1231MAKE_DECODER("DH", dh, dh, type_specific_params); 1232MAKE_DECODER("DH", dh, dh, DH); 1233MAKE_DECODER("DHX", dhx, dhx, PrivateKeyInfo); 1234MAKE_DECODER("DHX", dhx, dhx, SubjectPublicKeyInfo); 1235MAKE_DECODER("DHX", dhx, dhx, type_specific_params); 1236MAKE_DECODER("DHX", dhx, dhx, DHX); 1237#endif 1238#ifndef OPENSSL_NO_DSA 1239MAKE_DECODER("DSA", dsa, dsa, PrivateKeyInfo); 1240MAKE_DECODER("DSA", dsa, dsa, SubjectPublicKeyInfo); 1241MAKE_DECODER("DSA", dsa, dsa, type_specific); 1242MAKE_DECODER("DSA", dsa, dsa, DSA); 1243#endif 1244#ifndef OPENSSL_NO_EC 1245MAKE_DECODER("EC", ec, ec, PrivateKeyInfo); 1246MAKE_DECODER("EC", ec, ec, SubjectPublicKeyInfo); 1247MAKE_DECODER("EC", ec, ec, type_specific_no_pub); 1248MAKE_DECODER("EC", ec, ec, EC); 1249# ifndef OPENSSL_NO_ECX 1250MAKE_DECODER("X25519", x25519, ecx, PrivateKeyInfo); 1251MAKE_DECODER("X25519", x25519, ecx, SubjectPublicKeyInfo); 1252MAKE_DECODER("X448", x448, ecx, PrivateKeyInfo); 1253MAKE_DECODER("X448", x448, ecx, SubjectPublicKeyInfo); 1254MAKE_DECODER("ED25519", ed25519, ecx, PrivateKeyInfo); 1255MAKE_DECODER("ED25519", ed25519, ecx, SubjectPublicKeyInfo); 1256MAKE_DECODER("ED448", ed448, ecx, PrivateKeyInfo); 1257MAKE_DECODER("ED448", ed448, ecx, SubjectPublicKeyInfo); 1258# endif 1259# ifndef OPENSSL_NO_SM2 1260MAKE_DECODER("SM2", sm2, ec, PrivateKeyInfo); 1261MAKE_DECODER("SM2", sm2, ec, SubjectPublicKeyInfo); 1262MAKE_DECODER("SM2", sm2, sm2, type_specific_no_pub); 1263# endif 1264#endif 1265#ifndef OPENSSL_NO_ML_KEM 1266MAKE_DECODER("ML-KEM-512", ml_kem_512, ml_kem_512, PrivateKeyInfo); 1267MAKE_DECODER("ML-KEM-512", ml_kem_512, ml_kem_512, SubjectPublicKeyInfo); 1268MAKE_DECODER("ML-KEM-768", ml_kem_768, ml_kem_768, PrivateKeyInfo); 1269MAKE_DECODER("ML-KEM-768", ml_kem_768, ml_kem_768, SubjectPublicKeyInfo); 1270MAKE_DECODER("ML-KEM-1024", ml_kem_1024, ml_kem_1024, PrivateKeyInfo); 1271MAKE_DECODER("ML-KEM-1024", ml_kem_1024, ml_kem_1024, SubjectPublicKeyInfo); 1272#endif 1273#ifndef OPENSSL_NO_SLH_DSA 1274MAKE_DECODER("SLH-DSA-SHA2-128s", slh_dsa_sha2_128s, slh_dsa, PrivateKeyInfo); 1275MAKE_DECODER("SLH-DSA-SHA2-128f", slh_dsa_sha2_128f, slh_dsa, PrivateKeyInfo); 1276MAKE_DECODER("SLH-DSA-SHA2-192s", slh_dsa_sha2_192s, slh_dsa, PrivateKeyInfo); 1277MAKE_DECODER("SLH-DSA-SHA2-192f", slh_dsa_sha2_192f, slh_dsa, PrivateKeyInfo); 1278MAKE_DECODER("SLH-DSA-SHA2-256s", slh_dsa_sha2_256s, slh_dsa, PrivateKeyInfo); 1279MAKE_DECODER("SLH-DSA-SHA2-256f", slh_dsa_sha2_256f, slh_dsa, PrivateKeyInfo); 1280MAKE_DECODER("SLH-DSA-SHAKE-128s", slh_dsa_shake_128s, slh_dsa, PrivateKeyInfo); 1281MAKE_DECODER("SLH-DSA-SHAKE-128f", slh_dsa_shake_128f, slh_dsa, PrivateKeyInfo); 1282MAKE_DECODER("SLH-DSA-SHAKE-192s", slh_dsa_shake_192s, slh_dsa, PrivateKeyInfo); 1283MAKE_DECODER("SLH-DSA-SHAKE-192f", slh_dsa_shake_192f, slh_dsa, PrivateKeyInfo); 1284MAKE_DECODER("SLH-DSA-SHAKE-256s", slh_dsa_shake_256s, slh_dsa, PrivateKeyInfo); 1285MAKE_DECODER("SLH-DSA-SHAKE-256f", slh_dsa_shake_256f, slh_dsa, PrivateKeyInfo); 1286 1287MAKE_DECODER("SLH-DSA-SHA2-128s", slh_dsa_sha2_128s, slh_dsa, SubjectPublicKeyInfo); 1288MAKE_DECODER("SLH-DSA-SHA2-128f", slh_dsa_sha2_128f, slh_dsa, SubjectPublicKeyInfo); 1289MAKE_DECODER("SLH-DSA-SHA2-192s", slh_dsa_sha2_192s, slh_dsa, SubjectPublicKeyInfo); 1290MAKE_DECODER("SLH-DSA-SHA2-192f", slh_dsa_sha2_192f, slh_dsa, SubjectPublicKeyInfo); 1291MAKE_DECODER("SLH-DSA-SHA2-256s", slh_dsa_sha2_256s, slh_dsa, SubjectPublicKeyInfo); 1292MAKE_DECODER("SLH-DSA-SHA2-256f", slh_dsa_sha2_256f, slh_dsa, SubjectPublicKeyInfo); 1293MAKE_DECODER("SLH-DSA-SHAKE-128s", slh_dsa_shake_128s, slh_dsa, SubjectPublicKeyInfo); 1294MAKE_DECODER("SLH-DSA-SHAKE-128f", slh_dsa_shake_128f, slh_dsa, SubjectPublicKeyInfo); 1295MAKE_DECODER("SLH-DSA-SHAKE-192s", slh_dsa_shake_192s, slh_dsa, SubjectPublicKeyInfo); 1296MAKE_DECODER("SLH-DSA-SHAKE-192f", slh_dsa_shake_192f, slh_dsa, SubjectPublicKeyInfo); 1297MAKE_DECODER("SLH-DSA-SHAKE-256s", slh_dsa_shake_256s, slh_dsa, SubjectPublicKeyInfo); 1298MAKE_DECODER("SLH-DSA-SHAKE-256f", slh_dsa_shake_256f, slh_dsa, SubjectPublicKeyInfo); 1299#endif /* OPENSSL_NO_SLH_DSA */ 1300MAKE_DECODER("RSA", rsa, rsa, PrivateKeyInfo); 1301MAKE_DECODER("RSA", rsa, rsa, SubjectPublicKeyInfo); 1302MAKE_DECODER("RSA", rsa, rsa, type_specific_keypair); 1303MAKE_DECODER("RSA", rsa, rsa, RSA); 1304MAKE_DECODER("RSA-PSS", rsapss, rsapss, PrivateKeyInfo); 1305MAKE_DECODER("RSA-PSS", rsapss, rsapss, SubjectPublicKeyInfo); 1306 1307#ifndef OPENSSL_NO_ML_DSA 1308MAKE_DECODER("ML-DSA-44", ml_dsa_44, ml_dsa_44, PrivateKeyInfo); 1309MAKE_DECODER("ML-DSA-44", ml_dsa_44, ml_dsa_44, SubjectPublicKeyInfo); 1310MAKE_DECODER("ML-DSA-65", ml_dsa_65, ml_dsa_65, PrivateKeyInfo); 1311MAKE_DECODER("ML-DSA-65", ml_dsa_65, ml_dsa_65, SubjectPublicKeyInfo); 1312MAKE_DECODER("ML-DSA-87", ml_dsa_87, ml_dsa_87, PrivateKeyInfo); 1313MAKE_DECODER("ML-DSA-87", ml_dsa_87, ml_dsa_87, SubjectPublicKeyInfo); 1314#endif 1315