1 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com) 2 * All rights reserved. 3 * 4 * This package is an SSL implementation written 5 * by Eric Young (eay (at) cryptsoft.com). 6 * The implementation was written so as to conform with Netscapes SSL. 7 * 8 * This library is free for commercial and non-commercial use as long as 9 * the following conditions are aheared to. The following conditions 10 * apply to all code found in this distribution, be it the RC4, RSA, 11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 12 * included with this distribution is covered by the same copyright terms 13 * except that the holder is Tim Hudson (tjh (at) cryptsoft.com). 14 * 15 * Copyright remains Eric Young's, and as such any Copyright notices in 16 * the code are not to be removed. 17 * If this package is used in a product, Eric Young should be given attribution 18 * as the author of the parts of the library used. 19 * This can be in the form of a textual message at program startup or 20 * in documentation (online or textual) provided with the package. 21 * 22 * Redistribution and use in source and binary forms, with or without 23 * modification, are permitted provided that the following conditions 24 * are met: 25 * 1. Redistributions of source code must retain the copyright 26 * notice, this list of conditions and the following disclaimer. 27 * 2. Redistributions in binary form must reproduce the above copyright 28 * notice, this list of conditions and the following disclaimer in the 29 * documentation and/or other materials provided with the distribution. 30 * 3. All advertising materials mentioning features or use of this software 31 * must display the following acknowledgement: 32 * "This product includes cryptographic software written by 33 * Eric Young (eay (at) cryptsoft.com)" 34 * The word 'cryptographic' can be left out if the rouines from the library 35 * being used are not cryptographic related :-). 36 * 4. If you include any Windows specific code (or a derivative thereof) from 37 * the apps directory (application code) you must include an acknowledgement: 38 * "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)" 39 * 40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * SUCH DAMAGE. 51 * 52 * The licence and distribution terms for any publically available version or 53 * derivative of this code cannot be changed. i.e. this code cannot simply be 54 * copied and put under another distribution licence 55 * [including the GNU Public Licence.] */ 56 57 #ifndef OPENSSL_HEADER_RSA_H 58 #define OPENSSL_HEADER_RSA_H 59 60 #include <openssl/base.h> 61 62 #include <openssl/engine.h> 63 #include <openssl/ex_data.h> 64 65 #if defined(__cplusplus) 66 extern "C" { 67 #endif 68 69 70 /* rsa.h contains functions for handling encryption and signature using RSA. */ 71 72 73 /* Allocation and destruction. */ 74 75 /* RSA_new returns a new, empty RSA object or NULL on error. */ 76 OPENSSL_EXPORT RSA *RSA_new(void); 77 78 /* RSA_new_method acts the same as |RSA_new| but takes an explicit |ENGINE|. */ 79 OPENSSL_EXPORT RSA *RSA_new_method(const ENGINE *engine); 80 81 /* RSA_free decrements the reference count of |rsa| and frees it if the 82 * reference count drops to zero. */ 83 OPENSSL_EXPORT void RSA_free(RSA *rsa); 84 85 /* RSA_up_ref increments the reference count of |rsa|. */ 86 OPENSSL_EXPORT int RSA_up_ref(RSA *rsa); 87 88 89 /* Key generation. */ 90 91 /* RSA_generate_key_ex generates a new RSA key where the modulus has size 92 * |bits| and the public exponent is |e|. If unsure, |RSA_F4| is a good value 93 * for |e|. If |cb| is not NULL then it is called during the key generation 94 * process. In addition to the calls documented for |BN_generate_prime_ex|, it 95 * is called with event=2 when the n'th prime is rejected as unsuitable and 96 * with event=3 when a suitable value for |p| is found. 97 * 98 * It returns one on success or zero on error. */ 99 OPENSSL_EXPORT int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, 100 BN_GENCB *cb); 101 102 103 /* Encryption / Decryption */ 104 105 /* Padding types for encryption. */ 106 #define RSA_PKCS1_PADDING 1 107 #define RSA_NO_PADDING 3 108 #define RSA_PKCS1_OAEP_PADDING 4 109 /* RSA_PKCS1_PSS_PADDING can only be used via the EVP interface. */ 110 #define RSA_PKCS1_PSS_PADDING 6 111 112 /* RSA_encrypt encrypts |in_len| bytes from |in| to the public key from |rsa| 113 * and writes, at most, |max_out| bytes of encrypted data to |out|. The 114 * |max_out| argument must be, at least, |RSA_size| in order to ensure success. 115 * 116 * It returns 1 on success or zero on error. 117 * 118 * The |padding| argument must be one of the |RSA_*_PADDING| values. If in 119 * doubt, |RSA_PKCS1_PADDING| is the most common but |RSA_PKCS1_OAEP_PADDING| 120 * is the most secure. */ 121 OPENSSL_EXPORT int RSA_encrypt(RSA *rsa, size_t *out_len, uint8_t *out, 122 size_t max_out, const uint8_t *in, size_t in_len, 123 int padding); 124 125 /* RSA_decrypt decrypts |in_len| bytes from |in| with the private key from 126 * |rsa| and writes, at most, |max_out| bytes of plaintext to |out|. The 127 * |max_out| argument must be, at least, |RSA_size| in order to ensure success. 128 * 129 * It returns 1 on success or zero on error. 130 * 131 * The |padding| argument must be one of the |RSA_*_PADDING| values. If in 132 * doubt, |RSA_PKCS1_PADDING| is the most common but |RSA_PKCS1_OAEP_PADDING| 133 * is the most secure. */ 134 OPENSSL_EXPORT int RSA_decrypt(RSA *rsa, size_t *out_len, uint8_t *out, 135 size_t max_out, const uint8_t *in, size_t in_len, 136 int padding); 137 138 /* RSA_public_encrypt encrypts |flen| bytes from |from| to the public key in 139 * |rsa| and writes the encrypted data to |to|. The |to| buffer must have at 140 * least |RSA_size| bytes of space. It returns the number of bytes written, or 141 * -1 on error. The |padding| argument must be one of the |RSA_*_PADDING| 142 * values. If in doubt, |RSA_PKCS1_PADDING| is the most common but 143 * |RSA_PKCS1_OAEP_PADDING| is the most secure. 144 * 145 * WARNING: this function is dangerous because it breaks the usual return value 146 * convention. Use |RSA_encrypt| instead. */ 147 OPENSSL_EXPORT int RSA_public_encrypt(int flen, const uint8_t *from, 148 uint8_t *to, RSA *rsa, int padding); 149 150 /* RSA_private_decrypt decrypts |flen| bytes from |from| with the public key in 151 * |rsa| and writes the plaintext to |to|. The |to| buffer must have at 152 * least |RSA_size| bytes of space. It returns the number of bytes written, or 153 * -1 on error. The |padding| argument must be one of the |RSA_*_PADDING| 154 * values. If in doubt, |RSA_PKCS1_PADDING| is the most common but 155 * |RSA_PKCS1_OAEP_PADDING| is the most secure. 156 * 157 * WARNING: this function is dangerous because it breaks the usual return value 158 * convention. Use |RSA_decrypt| instead. */ 159 OPENSSL_EXPORT int RSA_private_decrypt(int flen, const uint8_t *from, 160 uint8_t *to, RSA *rsa, int padding); 161 162 /* RSA_message_index_PKCS1_type_2 performs the first step of a PKCS #1 padding 163 * check for decryption. If the |from_len| bytes pointed to at |from| are a 164 * valid PKCS #1 message, it returns one and sets |*out_index| to the start of 165 * the unpadded message. The unpadded message is a suffix of the input and has 166 * length |from_len - *out_index|. Otherwise, it returns zero and sets 167 * |*out_index| to some undefined value. This function runs in time independent 168 * of the input data and is intended to be used directly to avoid 169 * Bleichenbacher's attack. 170 * 171 * WARNING: This function behaves differently from the usual OpenSSL convention 172 * in that it does NOT put an error on the queue in the error case. */ 173 OPENSSL_EXPORT int RSA_message_index_PKCS1_type_2(const uint8_t *from, 174 size_t from_len, 175 size_t *out_index); 176 177 178 /* Signing / Verification */ 179 180 /* RSA_sign signs |in_len| bytes of digest from |in| with |rsa| and writes, at 181 * most, |RSA_size(rsa)| bytes to |out|. On successful return, the actual 182 * number of bytes written is written to |*out_len|. 183 * 184 * The |hash_nid| argument identifies the hash function used to calculate |in| 185 * and is embedded in the resulting signature. For example, it might be 186 * |NID_sha256|. 187 * 188 * It returns 1 on success and zero on error. */ 189 OPENSSL_EXPORT int RSA_sign(int hash_nid, const uint8_t *in, 190 unsigned int in_len, uint8_t *out, 191 unsigned int *out_len, RSA *rsa); 192 193 /* RSA_sign_raw signs |in_len| bytes from |in| with the public key from |rsa| 194 * and writes, at most, |max_out| bytes of encrypted data to |out|. The 195 * |max_out| argument must be, at least, |RSA_size| in order to ensure success. 196 * 197 * It returns 1 on success or zero on error. 198 * 199 * The |padding| argument must be one of the |RSA_*_PADDING| values. If in 200 * doubt, |RSA_PKCS1_PADDING| is the most common. */ 201 OPENSSL_EXPORT int RSA_sign_raw(RSA *rsa, size_t *out_len, uint8_t *out, 202 size_t max_out, const uint8_t *in, 203 size_t in_len, int padding); 204 205 /* RSA_verify verifies that |sig_len| bytes from |sig| are a valid, PKCS#1 206 * signature of |msg_len| bytes at |msg| by |rsa|. 207 * 208 * The |hash_nid| argument identifies the hash function used to calculate |in| 209 * and is embedded in the resulting signature in order to prevent hash 210 * confusion attacks. For example, it might be |NID_sha256|. 211 * 212 * It returns one if the signature is valid and zero otherwise. 213 * 214 * WARNING: this differs from the original, OpenSSL function which additionally 215 * returned -1 on error. */ 216 OPENSSL_EXPORT int RSA_verify(int hash_nid, const uint8_t *msg, size_t msg_len, 217 const uint8_t *sig, size_t sig_len, RSA *rsa); 218 219 /* RSA_verify_raw verifies |in_len| bytes of signature from |in| using the 220 * public key from |rsa| and writes, at most, |max_out| bytes of plaintext to 221 * |out|. The |max_out| argument must be, at least, |RSA_size| in order to 222 * ensure success. 223 * 224 * It returns 1 on success or zero on error. 225 * 226 * The |padding| argument must be one of the |RSA_*_PADDING| values. If in 227 * doubt, |RSA_PKCS1_PADDING| is the most common. */ 228 OPENSSL_EXPORT int RSA_verify_raw(RSA *rsa, size_t *out_len, uint8_t *out, 229 size_t max_out, const uint8_t *in, 230 size_t in_len, int padding); 231 232 /* RSA_private_encrypt encrypts |flen| bytes from |from| with the private key in 233 * |rsa| and writes the encrypted data to |to|. The |to| buffer must have at 234 * least |RSA_size| bytes of space. It returns the number of bytes written, or 235 * -1 on error. The |padding| argument must be one of the |RSA_*_PADDING| 236 * values. If in doubt, |RSA_PKCS1_PADDING| is the most common. 237 * 238 * WARNING: this function is dangerous because it breaks the usual return value 239 * convention. Use |RSA_sign_raw| instead. */ 240 OPENSSL_EXPORT int RSA_private_encrypt(int flen, const uint8_t *from, 241 uint8_t *to, RSA *rsa, int padding); 242 243 /* RSA_private_encrypt verifies |flen| bytes of signature from |from| using the 244 * public key in |rsa| and writes the plaintext to |to|. The |to| buffer must 245 * have at least |RSA_size| bytes of space. It returns the number of bytes 246 * written, or -1 on error. The |padding| argument must be one of the 247 * |RSA_*_PADDING| values. If in doubt, |RSA_PKCS1_PADDING| is the most common. 248 * 249 * WARNING: this function is dangerous because it breaks the usual return value 250 * convention. Use |RSA_verify_raw| instead. */ 251 OPENSSL_EXPORT int RSA_public_decrypt(int flen, const uint8_t *from, 252 uint8_t *to, RSA *rsa, int padding); 253 254 255 /* Utility functions. */ 256 257 /* RSA_size returns the number of bytes in the modulus, which is also the size 258 * of a signature of encrypted value using |rsa|. */ 259 OPENSSL_EXPORT unsigned RSA_size(const RSA *rsa); 260 261 /* RSA_is_opaque returns one if |rsa| is opaque and doesn't expose its key 262 * material. Otherwise it return zero. */ 263 OPENSSL_EXPORT int RSA_is_opaque(const RSA *rsa); 264 265 /* RSAPublicKey_dup allocates a fresh |RSA| and copies the private key from 266 * |rsa| into it. It returns the fresh |RSA| object, or NULL on error. */ 267 OPENSSL_EXPORT RSA *RSAPublicKey_dup(const RSA *rsa); 268 269 /* RSAPrivateKey_dup allocates a fresh |RSA| and copies the private key from 270 * |rsa| into it. It returns the fresh |RSA| object, or NULL on error. */ 271 OPENSSL_EXPORT RSA *RSAPrivateKey_dup(const RSA *rsa); 272 273 /* RSA_check_key performs basic validatity tests on |rsa|. It returns one if 274 * they pass and zero otherwise. Opaque keys and public keys always pass. If it 275 * returns zero then a more detailed error is available on the error queue. */ 276 OPENSSL_EXPORT int RSA_check_key(const RSA *rsa); 277 278 /* RSA_recover_crt_params uses |rsa->n|, |rsa->d| and |rsa->e| in order to 279 * calculate the two primes used and thus the precomputed, CRT values. These 280 * values are set in the |p|, |q|, |dmp1|, |dmq1| and |iqmp| members of |rsa|, 281 * which must be |NULL| on entry. It returns one on success and zero 282 * otherwise. */ 283 OPENSSL_EXPORT int RSA_recover_crt_params(RSA *rsa); 284 285 286 /* ASN.1 functions. */ 287 288 /* d2i_RSAPublicKey parses an ASN.1, DER-encoded, RSA public key from |len| 289 * bytes at |*inp|. If |out| is not NULL then, on exit, a pointer to the result 290 * is in |*out|. If |*out| is already non-NULL on entry then the result is 291 * written directly into |*out|, otherwise a fresh |RSA| is allocated. On 292 * successful exit, |*inp| is advanced past the DER structure. It returns the 293 * result or NULL on error. */ 294 OPENSSL_EXPORT RSA *d2i_RSAPublicKey(RSA **out, const uint8_t **inp, long len); 295 296 /* i2d_RSAPublicKey marshals |in| to an ASN.1, DER structure. If |outp| is not 297 * NULL then the result is written to |*outp| and |*outp| is advanced just past 298 * the output. It returns the number of bytes in the result, whether written or 299 * not, or a negative value on error. */ 300 OPENSSL_EXPORT int i2d_RSAPublicKey(const RSA *in, uint8_t **outp); 301 302 /* d2i_RSAPrivateKey parses an ASN.1, DER-encoded, RSA private key from |len| 303 * bytes at |*inp|. If |out| is not NULL then, on exit, a pointer to the result 304 * is in |*out|. If |*out| is already non-NULL on entry then the result is 305 * written directly into |*out|, otherwise a fresh |RSA| is allocated. On 306 * successful exit, |*inp| is advanced past the DER structure. It returns the 307 * result or NULL on error. */ 308 OPENSSL_EXPORT RSA *d2i_RSAPrivateKey(RSA **out, const uint8_t **inp, long len); 309 310 /* i2d_RSAPrivateKey marshals |in| to an ASN.1, DER structure. If |outp| is not 311 * NULL then the result is written to |*outp| and |*outp| is advanced just past 312 * the output. It returns the number of bytes in the result, whether written or 313 * not, or a negative value on error. */ 314 OPENSSL_EXPORT int i2d_RSAPrivateKey(const RSA *in, uint8_t **outp); 315 316 317 /* ex_data functions. 318 * 319 * These functions are wrappers. See |ex_data.h| for details. */ 320 321 OPENSSL_EXPORT int RSA_get_ex_new_index(long argl, void *argp, 322 CRYPTO_EX_new *new_func, 323 CRYPTO_EX_dup *dup_func, 324 CRYPTO_EX_free *free_func); 325 OPENSSL_EXPORT int RSA_set_ex_data(RSA *r, int idx, void *arg); 326 OPENSSL_EXPORT void *RSA_get_ex_data(const RSA *r, int idx); 327 328 /* RSA_FLAG_OPAQUE specifies that this RSA_METHOD does not expose its key 329 * material. This may be set if, for instance, it is wrapping some other crypto 330 * API, like a platform key store. */ 331 #define RSA_FLAG_OPAQUE 1 332 333 /* RSA_FLAG_CACHE_PUBLIC causes a precomputed Montgomery context to be created, 334 * on demand, for the public key operations. */ 335 #define RSA_FLAG_CACHE_PUBLIC 2 336 337 /* RSA_FLAG_CACHE_PRIVATE causes a precomputed Montgomery context to be 338 * created, on demand, for the private key operations. */ 339 #define RSA_FLAG_CACHE_PRIVATE 4 340 341 /* RSA_FLAG_NO_BLINDING disables blinding of private operations. */ 342 #define RSA_FLAG_NO_BLINDING 8 343 344 /* RSA_FLAG_EXT_PKEY means that private key operations will be handled by 345 * |mod_exp| and that they do not depend on the private key components being 346 * present: for example a key stored in external hardware. */ 347 #define RSA_FLAG_EXT_PKEY 0x20 348 349 /* RSA_FLAG_SIGN_VER causes the |sign| and |verify| functions of |rsa_meth_st| 350 * to be called when set. */ 351 #define RSA_FLAG_SIGN_VER 0x40 352 353 354 /* RSA public exponent values. */ 355 356 #define RSA_3 0x3 357 #define RSA_F4 0x10001 358 359 360 struct rsa_meth_st { 361 struct openssl_method_common_st common; 362 363 void *app_data; 364 365 int (*init)(RSA *rsa); 366 int (*finish)(RSA *rsa); 367 368 /* size returns the size of the RSA modulus in bytes. */ 369 size_t (*size)(const RSA *rsa); 370 371 int (*sign)(int type, const uint8_t *m, unsigned int m_length, 372 uint8_t *sigret, unsigned int *siglen, const RSA *rsa); 373 374 int (*verify)(int dtype, const uint8_t *m, unsigned int m_length, 375 const uint8_t *sigbuf, unsigned int siglen, const RSA *rsa); 376 377 378 /* These functions mirror the |RSA_*| functions of the same name. */ 379 int (*encrypt)(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out, 380 const uint8_t *in, size_t in_len, int padding); 381 int (*sign_raw)(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out, 382 const uint8_t *in, size_t in_len, int padding); 383 384 int (*decrypt)(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out, 385 const uint8_t *in, size_t in_len, int padding); 386 int (*verify_raw)(RSA *rsa, size_t *out_len, uint8_t *out, size_t max_out, 387 const uint8_t *in, size_t in_len, int padding); 388 389 /* private_transform takes a big-endian integer from |in|, calculates the 390 * d'th power of it, modulo the RSA modulus and writes the result as a 391 * big-endian integer to |out|. Both |in| and |out| are |len| bytes long and 392 * |len| is always equal to |RSA_size(rsa)|. If the result of the transform 393 * can be represented in fewer than |len| bytes, then |out| must be zero 394 * padded on the left. 395 * 396 * It returns one on success and zero otherwise. 397 * 398 * RSA decrypt and sign operations will call this, thus an ENGINE might wish 399 * to override it in order to avoid having to implement the padding 400 * functionality demanded by those, higher level, operations. */ 401 int (*private_transform)(RSA *rsa, uint8_t *out, const uint8_t *in, 402 size_t len); 403 404 int (*mod_exp)(BIGNUM *r0, const BIGNUM *I, RSA *rsa, 405 BN_CTX *ctx); /* Can be null */ 406 int (*bn_mod_exp)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, 407 const BIGNUM *m, BN_CTX *ctx, 408 BN_MONT_CTX *m_ctx); 409 410 int flags; 411 412 int (*keygen)(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb); 413 }; 414 415 416 /* Private functions. */ 417 418 typedef struct bn_blinding_st BN_BLINDING; 419 420 struct rsa_st { 421 /* version is only used during ASN.1 (de)serialisation. */ 422 long version; 423 RSA_METHOD *meth; 424 425 BIGNUM *n; 426 BIGNUM *e; 427 BIGNUM *d; 428 BIGNUM *p; 429 BIGNUM *q; 430 BIGNUM *dmp1; 431 BIGNUM *dmq1; 432 BIGNUM *iqmp; 433 /* be careful using this if the RSA structure is shared */ 434 CRYPTO_EX_DATA ex_data; 435 int references; 436 int flags; 437 438 /* Used to cache montgomery values */ 439 BN_MONT_CTX *_method_mod_n; 440 BN_MONT_CTX *_method_mod_p; 441 BN_MONT_CTX *_method_mod_q; 442 443 /* num_blindings contains the size of the |blindings| and |blindings_inuse| 444 * arrays. This member and the |blindings_inuse| array are protected by 445 * CRYPTO_LOCK_RSA_BLINDING. */ 446 unsigned num_blindings; 447 /* blindings is an array of BN_BLINDING structures that can be reserved by a 448 * thread by locking CRYPTO_LOCK_RSA_BLINDING and changing the corresponding 449 * element in |blindings_inuse| from 0 to 1. */ 450 BN_BLINDING **blindings; 451 unsigned char *blindings_inuse; 452 }; 453 454 455 #if defined(__cplusplus) 456 } /* extern C */ 457 #endif 458 459 #define RSA_F_RSA_padding_check_none 100 460 #define RSA_F_RSA_padding_add_none 101 461 #define RSA_F_RSA_padding_check_PKCS1_OAEP_mgf1 102 462 #define RSA_F_RSA_verify_PKCS1_PSS_mgf1 103 463 #define RSA_F_RSA_padding_add_PKCS1_PSS_mgf1 104 464 #define RSA_F_RSA_verify 105 465 #define RSA_F_rsa_setup_blinding 106 466 #define RSA_F_verify_raw 107 467 #define RSA_F_RSA_padding_add_PKCS1_type_1 108 468 #define RSA_F_keygen 109 469 #define RSA_F_RSA_padding_add_PKCS1_OAEP_mgf1 110 470 #define RSA_F_pkcs1_prefixed_msg 111 471 #define RSA_F_BN_BLINDING_update 112 472 #define RSA_F_RSA_padding_check_SSLv23 113 473 #define RSA_F_RSA_padding_add_SSLv23 114 474 #define RSA_F_BN_BLINDING_new 115 475 #define RSA_F_RSA_padding_add_PKCS1_type_2 116 476 #define RSA_F_BN_BLINDING_convert_ex 117 477 #define RSA_F_BN_BLINDING_invert_ex 118 478 #define RSA_F_encrypt 119 479 #define RSA_F_sign_raw 120 480 #define RSA_F_RSA_new_method 121 481 #define RSA_F_RSA_padding_check_PKCS1_type_1 122 482 #define RSA_F_RSA_sign 123 483 #define RSA_F_BN_BLINDING_create_param 124 484 #define RSA_F_decrypt 125 485 #define RSA_F_RSA_padding_check_PKCS1_type_2 126 486 #define RSA_F_RSA_recover_crt_params 127 487 #define RSA_F_RSA_check_key 128 488 #define RSA_F_private_transform 129 489 #define RSA_R_INVALID_MESSAGE_LENGTH 100 490 #define RSA_R_NO_PUBLIC_EXPONENT 102 491 #define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 103 492 #define RSA_R_BLOCK_TYPE_IS_NOT_01 104 493 #define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE 105 494 #define RSA_R_UNKNOWN_PADDING_TYPE 106 495 #define RSA_R_TOO_MANY_ITERATIONS 107 496 #define RSA_R_SLEN_RECOVERY_FAILED 108 497 #define RSA_R_WRONG_SIGNATURE_LENGTH 109 498 #define RSA_R_MODULUS_TOO_LARGE 110 499 #define RSA_R_NULL_BEFORE_BLOCK_MISSING 111 500 #define RSA_R_DATA_TOO_LARGE 112 501 #define RSA_R_OUTPUT_BUFFER_TOO_SMALL 113 502 #define RSA_R_SLEN_CHECK_FAILED 114 503 #define RSA_R_FIRST_OCTET_INVALID 115 504 #define RSA_R_BAD_E_VALUE 116 505 #define RSA_R_DATA_TOO_LARGE_FOR_MODULUS 117 506 #define RSA_R_EMPTY_PUBLIC_KEY 118 507 #define RSA_R_BAD_PAD_BYTE_COUNT 119 508 #define RSA_R_OAEP_DECODING_ERROR 120 509 #define RSA_R_TOO_LONG 121 510 #define RSA_R_BAD_FIXED_HEADER_DECRYPT 122 511 #define RSA_R_DATA_TOO_SMALL 123 512 #define RSA_R_UNKNOWN_ALGORITHM_TYPE 124 513 #define RSA_R_PADDING_CHECK_FAILED 125 514 #define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 126 515 #define RSA_R_BLOCK_TYPE_IS_NOT_02 127 516 #define RSA_R_LAST_OCTET_INVALID 128 517 #define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 129 518 #define RSA_R_SSLV3_ROLLBACK_ATTACK 130 519 #define RSA_R_KEY_SIZE_TOO_SMALL 131 520 #define RSA_R_BAD_SIGNATURE 132 521 #define RSA_R_BN_NOT_INITIALIZED 133 522 #define RSA_R_PKCS_DECODING_ERROR 134 523 #define RSA_R_BAD_RSA_PARAMETERS 135 524 #define RSA_R_INTERNAL_ERROR 136 525 #define RSA_R_CRT_PARAMS_ALREADY_GIVEN 137 526 #define RSA_R_D_E_NOT_CONGRUENT_TO_1 138 527 #define RSA_R_VALUE_MISSING 139 528 #define RSA_R_N_NOT_EQUAL_P_Q 140 529 #define RSA_R_CRT_VALUES_INCORRECT 141 530 #define RSA_R_INCONSISTENT_SET_OF_CRT_VALUES 142 531 #define RSA_R_ONLY_ONE_OF_P_Q_GIVEN 143 532 #define RSA_R_DATA_LEN_NOT_EQUAL_TO_MOD_LEN 144 533 534 #endif /* OPENSSL_HEADER_RSA_H */ 535
