1 /* crypto/rsa/rsa.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 
  59 #ifndef HEADER_RSA_H
  60 #define HEADER_RSA_H
  61 
  62 #include <openssl/asn1.h>
  63 
  64 #ifndef OPENSSL_NO_BIO
  65 #include <openssl/bio.h>
  66 #endif
  67 #include <openssl/crypto.h>
  68 #include <openssl/ossl_typ.h>
  69 #ifndef OPENSSL_NO_DEPRECATED
  70 #include <openssl/bn.h>
  71 #endif
  72 
  73 #ifdef OPENSSL_NO_RSA
  74 #error RSA is disabled.
  75 #endif
  76 
  77 #ifdef  __cplusplus
  78 extern "C" {
  79 #endif
  80 
  81 /* Declared already in ossl_typ.h */
  82 /* typedef struct rsa_st RSA; */
  83 /* typedef struct rsa_meth_st RSA_METHOD; */
  84 
  85 struct rsa_meth_st
  86         {
  87         const char *name;
  88         int (*rsa_pub_enc)(int flen,const unsigned char *from,
  89                            unsigned char *to,
  90                            RSA *rsa,int padding);
  91         int (*rsa_pub_dec)(int flen,const unsigned char *from,
  92                            unsigned char *to,
  93                            RSA *rsa,int padding);
  94         int (*rsa_priv_enc)(int flen,const unsigned char *from,
  95                             unsigned char *to,
  96                             RSA *rsa,int padding);
  97         int (*rsa_priv_dec)(int flen,const unsigned char *from,
  98                             unsigned char *to,
  99                             RSA *rsa,int padding);
 100         int (*rsa_mod_exp)(BIGNUM *r0,const BIGNUM *I,RSA *rsa,BN_CTX *ctx); /* Can be null */
 101         int (*bn_mod_exp)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
 102                           const BIGNUM *m, BN_CTX *ctx,
 103                           BN_MONT_CTX *m_ctx); /* Can be null */
 104         int (*init)(RSA *rsa);          /* called at new */
 105         int (*finish)(RSA *rsa);        /* called at free */
 106         int flags;                      /* RSA_METHOD_FLAG_* things */
 107         char *app_data;                 /* may be needed! */
 108 /* New sign and verify functions: some libraries don't allow arbitrary data
 109  * to be signed/verified: this allows them to be used. Note: for this to work
 110  * the RSA_public_decrypt() and RSA_private_encrypt() should *NOT* be used
 111  * RSA_sign(), RSA_verify() should be used instead. Note: for backwards
 112  * compatibility this functionality is only enabled if the RSA_FLAG_SIGN_VER
 113  * option is set in 'flags'.
 114  */
 115         int (*rsa_sign)(int type,
 116                 const unsigned char *m, unsigned int m_length,
 117                 unsigned char *sigret, unsigned int *siglen, const RSA *rsa);
 118         int (*rsa_verify)(int dtype,
 119                 const unsigned char *m, unsigned int m_length,
 120                 const unsigned char *sigbuf, unsigned int siglen,
 121                                                                 const RSA *rsa);
 122 /* If this callback is NULL, the builtin software RSA key-gen will be used. This
 123  * is for behavioural compatibility whilst the code gets rewired, but one day
 124  * it would be nice to assume there are no such things as "builtin software"
 125  * implementations. */
 126         int (*rsa_keygen)(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
 127         };
 128 
 129 struct rsa_st
 130         {
 131         /* The first parameter is used to pickup errors where
 132          * this is passed instead of aEVP_PKEY, it is set to 0 */
 133         int pad;
 134         long version;
 135         const RSA_METHOD *meth;
 136         /* functional reference if 'meth' is ENGINE-provided */
 137         ENGINE *engine;
 138         BIGNUM *n;
 139         BIGNUM *e;
 140         BIGNUM *d;
 141         BIGNUM *p;
 142         BIGNUM *q;
 143         BIGNUM *dmp1;
 144         BIGNUM *dmq1;
 145         BIGNUM *iqmp;
 146         /* be careful using this if the RSA structure is shared */
 147         CRYPTO_EX_DATA ex_data;
 148         int references;
 149         int flags;
 150 
 151         /* Used to cache montgomery values */
 152         BN_MONT_CTX *_method_mod_n;
 153         BN_MONT_CTX *_method_mod_p;
 154         BN_MONT_CTX *_method_mod_q;
 155 
 156         /* all BIGNUM values are actually in the following data, if it is not
 157          * NULL */
 158         char *bignum_data;
 159         BN_BLINDING *blinding;
 160         BN_BLINDING *mt_blinding;
 161         };
 162 
 163 #ifndef OPENSSL_RSA_MAX_MODULUS_BITS
 164 # define OPENSSL_RSA_MAX_MODULUS_BITS   16384
 165 #endif
 166 
 167 #ifndef OPENSSL_RSA_SMALL_MODULUS_BITS
 168 # define OPENSSL_RSA_SMALL_MODULUS_BITS 3072
 169 #endif
 170 #ifndef OPENSSL_RSA_MAX_PUBEXP_BITS
 171 # define OPENSSL_RSA_MAX_PUBEXP_BITS    64 /* exponent limit enforced for "large" modulus only */
 172 #endif
 173 
 174 #define RSA_3   0x3L
 175 #define RSA_F4  0x10001L
 176 
 177 #define RSA_METHOD_FLAG_NO_CHECK        0x0001 /* don't check pub/private match */
 178 
 179 #define RSA_FLAG_CACHE_PUBLIC           0x0002
 180 #define RSA_FLAG_CACHE_PRIVATE          0x0004
 181 #define RSA_FLAG_BLINDING               0x0008
 182 #define RSA_FLAG_THREAD_SAFE            0x0010
 183 /* This flag means the private key operations will be handled by rsa_mod_exp
 184  * and that they do not depend on the private key components being present:
 185  * for example a key stored in external hardware. Without this flag bn_mod_exp
 186  * gets called when private key components are absent.
 187  */
 188 #define RSA_FLAG_EXT_PKEY               0x0020
 189 
 190 /* This flag in the RSA_METHOD enables the new rsa_sign, rsa_verify functions.
 191  */
 192 #define RSA_FLAG_SIGN_VER               0x0040
 193 
 194 #define RSA_FLAG_NO_BLINDING            0x0080 /* new with 0.9.6j and 0.9.7b; the built-in
 195                                                 * RSA implementation now uses blinding by
 196                                                 * default (ignoring RSA_FLAG_BLINDING),
 197                                                 * but other engines might not need it
 198                                                 */
 199 #define RSA_FLAG_NO_CONSTTIME           0x0100 /* new with 0.9.8f; the built-in RSA
 200                                                 * implementation now uses constant time
 201                                                 * operations by default in private key operations,
 202                                                 * e.g., constant time modular exponentiation,
 203                                                 * modular inverse without leaking branches,
 204                                                 * division without leaking branches. This
 205                                                 * flag disables these constant time
 206                                                 * operations and results in faster RSA
 207                                                 * private key operations.
 208                                                 */
 209 #ifndef OPENSSL_NO_DEPRECATED
 210 #define RSA_FLAG_NO_EXP_CONSTTIME RSA_FLAG_NO_CONSTTIME /* deprecated name for the flag*/
 211                                                 /* new with 0.9.7h; the built-in RSA
 212                                                 * implementation now uses constant time
 213                                                 * modular exponentiation for secret exponents
 214                                                 * by default. This flag causes the
 215                                                 * faster variable sliding window method to
 216                                                 * be used for all exponents.
 217                                                 */
 218 #endif
 219 
 220 
 221 #define EVP_PKEY_CTX_set_rsa_padding(ctx, pad) \
 222         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, -1, EVP_PKEY_CTRL_RSA_PADDING, \
 223                                 pad, NULL)
 224 
 225 #define EVP_PKEY_CTX_get_rsa_padding(ctx, ppad) \
 226         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, -1, \
 227                                 EVP_PKEY_CTRL_GET_RSA_PADDING, 0, ppad)
 228 
 229 #define EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, len) \
 230         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
 231                                 (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
 232                                 EVP_PKEY_CTRL_RSA_PSS_SALTLEN, \
 233                                 len, NULL)
 234 
 235 #define EVP_PKEY_CTX_get_rsa_pss_saltlen(ctx, plen) \
 236         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, \
 237                                 (EVP_PKEY_OP_SIGN|EVP_PKEY_OP_VERIFY), \
 238                                 EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN, \
 239                                 0, plen)
 240 
 241 #define EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, bits) \
 242         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_KEYGEN, \
 243                                 EVP_PKEY_CTRL_RSA_KEYGEN_BITS, bits, NULL)
 244 
 245 #define EVP_PKEY_CTX_set_rsa_keygen_pubexp(ctx, pubexp) \
 246         EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_KEYGEN, \
 247                                 EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP, 0, pubexp)
 248 
 249 #define  EVP_PKEY_CTX_set_rsa_mgf1_md(ctx, md)  \
 250                 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_SIG,  \
 251                                 EVP_PKEY_CTRL_RSA_MGF1_MD, 0, (void *)md)
 252 
 253 #define  EVP_PKEY_CTX_get_rsa_mgf1_md(ctx, pmd) \
 254                 EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_OP_TYPE_SIG,  \
 255                                 EVP_PKEY_CTRL_GET_RSA_MGF1_MD, 0, (void *)pmd)
 256 
 257 #define EVP_PKEY_CTRL_RSA_PADDING       (EVP_PKEY_ALG_CTRL + 1)
 258 #define EVP_PKEY_CTRL_RSA_PSS_SALTLEN   (EVP_PKEY_ALG_CTRL + 2)
 259 
 260 #define EVP_PKEY_CTRL_RSA_KEYGEN_BITS   (EVP_PKEY_ALG_CTRL + 3)
 261 #define EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP (EVP_PKEY_ALG_CTRL + 4)
 262 #define EVP_PKEY_CTRL_RSA_MGF1_MD       (EVP_PKEY_ALG_CTRL + 5)
 263 
 264 #define EVP_PKEY_CTRL_GET_RSA_PADDING           (EVP_PKEY_ALG_CTRL + 6)
 265 #define EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN       (EVP_PKEY_ALG_CTRL + 7)
 266 #define EVP_PKEY_CTRL_GET_RSA_MGF1_MD           (EVP_PKEY_ALG_CTRL + 8)
 267 
 268 #define RSA_PKCS1_PADDING       1
 269 #define RSA_SSLV23_PADDING      2
 270 #define RSA_NO_PADDING          3
 271 #define RSA_PKCS1_OAEP_PADDING  4
 272 #define RSA_X931_PADDING        5
 273 /* EVP_PKEY_ only */
 274 #define RSA_PKCS1_PSS_PADDING   6
 275 
 276 #define RSA_PKCS1_PADDING_SIZE  11
 277 
 278 #define RSA_set_app_data(s,arg)         RSA_set_ex_data(s,0,arg)
 279 #define RSA_get_app_data(s)             RSA_get_ex_data(s,0)
 280 
 281 RSA *   RSA_new(void);
 282 RSA *   RSA_new_method(ENGINE *engine);
 283 int     RSA_size(const RSA *rsa);
 284 
 285 /* Deprecated version */
 286 #ifndef OPENSSL_NO_DEPRECATED
 287 RSA *   RSA_generate_key(int bits, unsigned long e,void
 288                 (*callback)(int,int,void *),void *cb_arg);
 289 #endif /* !defined(OPENSSL_NO_DEPRECATED) */
 290 
 291 /* New version */
 292 int     RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
 293 
 294 int     RSA_check_key(const RSA *);
 295         /* next 4 return -1 on error */
 296 int     RSA_public_encrypt(int flen, const unsigned char *from,
 297                 unsigned char *to, RSA *rsa,int padding);
 298 int     RSA_private_encrypt(int flen, const unsigned char *from,
 299                 unsigned char *to, RSA *rsa,int padding);
 300 int     RSA_public_decrypt(int flen, const unsigned char *from,
 301                 unsigned char *to, RSA *rsa,int padding);
 302 int     RSA_private_decrypt(int flen, const unsigned char *from,
 303                 unsigned char *to, RSA *rsa,int padding);
 304 void    RSA_free (RSA *r);
 305 /* "up" the RSA object's reference count */
 306 int     RSA_up_ref(RSA *r);
 307 
 308 int     RSA_flags(const RSA *r);
 309 
 310 void RSA_set_default_method(const RSA_METHOD *meth);
 311 const RSA_METHOD *RSA_get_default_method(void);
 312 const RSA_METHOD *RSA_get_method(const RSA *rsa);
 313 int RSA_set_method(RSA *rsa, const RSA_METHOD *meth);
 314 
 315 /* This function needs the memory locking malloc callbacks to be installed */
 316 int RSA_memory_lock(RSA *r);
 317 
 318 /* these are the actual SSLeay RSA functions */
 319 const RSA_METHOD *RSA_PKCS1_SSLeay(void);
 320 
 321 const RSA_METHOD *RSA_null_method(void);
 322 
 323 DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPublicKey)
 324 DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPrivateKey)
 325 
 326 typedef struct rsa_pss_params_st
 327         {
 328         X509_ALGOR *hashAlgorithm;
 329         X509_ALGOR *maskGenAlgorithm;
 330         ASN1_INTEGER *saltLength;
 331         ASN1_INTEGER *trailerField;
 332         } RSA_PSS_PARAMS;
 333 
 334 DECLARE_ASN1_FUNCTIONS(RSA_PSS_PARAMS)
 335 
 336 #ifndef OPENSSL_NO_FP_API
 337 int     RSA_print_fp(FILE *fp, const RSA *r,int offset);
 338 #endif
 339 
 340 #ifndef OPENSSL_NO_BIO
 341 int     RSA_print(BIO *bp, const RSA *r,int offset);
 342 #endif
 343 
 344 #ifndef OPENSSL_NO_RC4
 345 int i2d_RSA_NET(const RSA *a, unsigned char **pp,
 346                 int (*cb)(char *buf, int len, const char *prompt, int verify),
 347                 int sgckey);
 348 RSA *d2i_RSA_NET(RSA **a, const unsigned char **pp, long length,
 349                  int (*cb)(char *buf, int len, const char *prompt, int verify),
 350                  int sgckey);
 351 
 352 int i2d_Netscape_RSA(const RSA *a, unsigned char **pp,
 353                      int (*cb)(char *buf, int len, const char *prompt,
 354                                int verify));
 355 RSA *d2i_Netscape_RSA(RSA **a, const unsigned char **pp, long length,
 356                       int (*cb)(char *buf, int len, const char *prompt,
 357                                 int verify));
 358 #endif
 359 
 360 /* The following 2 functions sign and verify a X509_SIG ASN1 object
 361  * inside PKCS#1 padded RSA encryption */
 362 int RSA_sign(int type, const unsigned char *m, unsigned int m_length,
 363         unsigned char *sigret, unsigned int *siglen, RSA *rsa);
 364 int RSA_verify(int type, const unsigned char *m, unsigned int m_length,
 365         const unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
 366 
 367 /* The following 2 function sign and verify a ASN1_OCTET_STRING
 368  * object inside PKCS#1 padded RSA encryption */
 369 int RSA_sign_ASN1_OCTET_STRING(int type,
 370         const unsigned char *m, unsigned int m_length,
 371         unsigned char *sigret, unsigned int *siglen, RSA *rsa);
 372 int RSA_verify_ASN1_OCTET_STRING(int type,
 373         const unsigned char *m, unsigned int m_length,
 374         unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
 375 
 376 int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
 377 void RSA_blinding_off(RSA *rsa);
 378 BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx);
 379 
 380 int RSA_padding_add_PKCS1_type_1(unsigned char *to,int tlen,
 381         const unsigned char *f,int fl);
 382 int RSA_padding_check_PKCS1_type_1(unsigned char *to,int tlen,
 383         const unsigned char *f,int fl,int rsa_len);
 384 int RSA_padding_add_PKCS1_type_2(unsigned char *to,int tlen,
 385         const unsigned char *f,int fl);
 386 int RSA_padding_check_PKCS1_type_2(unsigned char *to,int tlen,
 387         const unsigned char *f,int fl,int rsa_len);
 388 int PKCS1_MGF1(unsigned char *mask, long len,
 389         const unsigned char *seed, long seedlen, const EVP_MD *dgst);
 390 int RSA_padding_add_PKCS1_OAEP(unsigned char *to,int tlen,
 391         const unsigned char *f,int fl,
 392         const unsigned char *p,int pl);
 393 int RSA_padding_check_PKCS1_OAEP(unsigned char *to,int tlen,
 394         const unsigned char *f,int fl,int rsa_len,
 395         const unsigned char *p,int pl);
 396 int RSA_padding_add_SSLv23(unsigned char *to,int tlen,
 397         const unsigned char *f,int fl);
 398 int RSA_padding_check_SSLv23(unsigned char *to,int tlen,
 399         const unsigned char *f,int fl,int rsa_len);
 400 int RSA_padding_add_none(unsigned char *to,int tlen,
 401         const unsigned char *f,int fl);
 402 int RSA_padding_check_none(unsigned char *to,int tlen,
 403         const unsigned char *f,int fl,int rsa_len);
 404 int RSA_padding_add_X931(unsigned char *to,int tlen,
 405         const unsigned char *f,int fl);
 406 int RSA_padding_check_X931(unsigned char *to,int tlen,
 407         const unsigned char *f,int fl,int rsa_len);
 408 int RSA_X931_hash_id(int nid);
 409 
 410 int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
 411                         const EVP_MD *Hash, const unsigned char *EM, int sLen);
 412 int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
 413                         const unsigned char *mHash,
 414                         const EVP_MD *Hash, int sLen);
 415 
 416 int RSA_verify_PKCS1_PSS_mgf1(RSA *rsa, const unsigned char *mHash,
 417                         const EVP_MD *Hash, const EVP_MD *mgf1Hash,
 418                         const unsigned char *EM, int sLen);
 419 
 420 int RSA_padding_add_PKCS1_PSS_mgf1(RSA *rsa, unsigned char *EM,
 421                         const unsigned char *mHash,
 422                         const EVP_MD *Hash, const EVP_MD *mgf1Hash, int sLen);
 423 
 424 int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
 425         CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
 426 int RSA_set_ex_data(RSA *r,int idx,void *arg);
 427 void *RSA_get_ex_data(const RSA *r, int idx);
 428 
 429 RSA *RSAPublicKey_dup(RSA *rsa);
 430 RSA *RSAPrivateKey_dup(RSA *rsa);
 431 
 432 /* If this flag is set the RSA method is FIPS compliant and can be used
 433  * in FIPS mode. This is set in the validated module method. If an
 434  * application sets this flag in its own methods it is its responsibility
 435  * to ensure the result is compliant.
 436  */
 437 
 438 #define RSA_FLAG_FIPS_METHOD                    0x0400
 439 
 440 /* If this flag is set the operations normally disabled in FIPS mode are
 441  * permitted it is then the applications responsibility to ensure that the
 442  * usage is compliant.
 443  */
 444 
 445 #define RSA_FLAG_NON_FIPS_ALLOW                 0x0400
 446 /* Application has decided PRNG is good enough to generate a key: don't
 447  * check.
 448  */
 449 #define RSA_FLAG_CHECKED                        0x0800
 450 
 451 /* BEGIN ERROR CODES */
 452 /* The following lines are auto generated by the script mkerr.pl. Any changes
 453  * made after this point may be overwritten when the script is next run.
 454  */
 455 void ERR_load_RSA_strings(void);
 456 
 457 /* Error codes for the RSA functions. */
 458 
 459 /* Function codes. */
 460 #define RSA_F_CHECK_PADDING_MD                           140
 461 #define RSA_F_DO_RSA_PRINT                               146
 462 #define RSA_F_INT_RSA_VERIFY                             145
 463 #define RSA_F_MEMORY_LOCK                                100
 464 #define RSA_F_OLD_RSA_PRIV_DECODE                        147
 465 #define RSA_F_PKEY_RSA_CTRL                              143
 466 #define RSA_F_PKEY_RSA_CTRL_STR                          144
 467 #define RSA_F_PKEY_RSA_SIGN                              142
 468 #define RSA_F_PKEY_RSA_VERIFY                            154
 469 #define RSA_F_PKEY_RSA_VERIFYRECOVER                     141
 470 #define RSA_F_RSA_BUILTIN_KEYGEN                         129
 471 #define RSA_F_RSA_CHECK_KEY                              123
 472 #define RSA_F_RSA_EAY_PRIVATE_DECRYPT                    101
 473 #define RSA_F_RSA_EAY_PRIVATE_ENCRYPT                    102
 474 #define RSA_F_RSA_EAY_PUBLIC_DECRYPT                     103
 475 #define RSA_F_RSA_EAY_PUBLIC_ENCRYPT                     104
 476 #define RSA_F_RSA_GENERATE_KEY                           105
 477 #define RSA_F_RSA_GENERATE_KEY_EX                        155
 478 #define RSA_F_RSA_ITEM_VERIFY                            156
 479 #define RSA_F_RSA_MEMORY_LOCK                            130
 480 #define RSA_F_RSA_NEW_METHOD                             106
 481 #define RSA_F_RSA_NULL                                   124
 482 #define RSA_F_RSA_NULL_MOD_EXP                           131
 483 #define RSA_F_RSA_NULL_PRIVATE_DECRYPT                   132
 484 #define RSA_F_RSA_NULL_PRIVATE_ENCRYPT                   133
 485 #define RSA_F_RSA_NULL_PUBLIC_DECRYPT                    134
 486 #define RSA_F_RSA_NULL_PUBLIC_ENCRYPT                    135
 487 #define RSA_F_RSA_PADDING_ADD_NONE                       107
 488 #define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP                 121
 489 #define RSA_F_RSA_PADDING_ADD_PKCS1_PSS                  125
 490 #define RSA_F_RSA_PADDING_ADD_PKCS1_PSS_MGF1             148
 491 #define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1               108
 492 #define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2               109
 493 #define RSA_F_RSA_PADDING_ADD_SSLV23                     110
 494 #define RSA_F_RSA_PADDING_ADD_X931                       127
 495 #define RSA_F_RSA_PADDING_CHECK_NONE                     111
 496 #define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP               122
 497 #define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1             112
 498 #define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2             113
 499 #define RSA_F_RSA_PADDING_CHECK_SSLV23                   114
 500 #define RSA_F_RSA_PADDING_CHECK_X931                     128
 501 #define RSA_F_RSA_PRINT                                  115
 502 #define RSA_F_RSA_PRINT_FP                               116
 503 #define RSA_F_RSA_PRIVATE_DECRYPT                        150
 504 #define RSA_F_RSA_PRIVATE_ENCRYPT                        151
 505 #define RSA_F_RSA_PRIV_DECODE                            137
 506 #define RSA_F_RSA_PRIV_ENCODE                            138
 507 #define RSA_F_RSA_PUBLIC_DECRYPT                         152
 508 #define RSA_F_RSA_PUBLIC_ENCRYPT                         153
 509 #define RSA_F_RSA_PUB_DECODE                             139
 510 #define RSA_F_RSA_SETUP_BLINDING                         136
 511 #define RSA_F_RSA_SIGN                                   117
 512 #define RSA_F_RSA_SIGN_ASN1_OCTET_STRING                 118
 513 #define RSA_F_RSA_VERIFY                                 119
 514 #define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING               120
 515 #define RSA_F_RSA_VERIFY_PKCS1_PSS                       126
 516 #define RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1                  149
 517 
 518 /* Reason codes. */
 519 #define RSA_R_ALGORITHM_MISMATCH                         100
 520 #define RSA_R_BAD_E_VALUE                                101
 521 #define RSA_R_BAD_FIXED_HEADER_DECRYPT                   102
 522 #define RSA_R_BAD_PAD_BYTE_COUNT                         103
 523 #define RSA_R_BAD_SIGNATURE                              104
 524 #define RSA_R_BLOCK_TYPE_IS_NOT_01                       106
 525 #define RSA_R_BLOCK_TYPE_IS_NOT_02                       107
 526 #define RSA_R_DATA_GREATER_THAN_MOD_LEN                  108
 527 #define RSA_R_DATA_TOO_LARGE                             109
 528 #define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE                110
 529 #define RSA_R_DATA_TOO_LARGE_FOR_MODULUS                 132
 530 #define RSA_R_DATA_TOO_SMALL                             111
 531 #define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE                122
 532 #define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY                 112
 533 #define RSA_R_DMP1_NOT_CONGRUENT_TO_D                    124
 534 #define RSA_R_DMQ1_NOT_CONGRUENT_TO_D                    125
 535 #define RSA_R_D_E_NOT_CONGRUENT_TO_1                     123
 536 #define RSA_R_FIRST_OCTET_INVALID                        133
 537 #define RSA_R_ILLEGAL_OR_UNSUPPORTED_PADDING_MODE        144
 538 #define RSA_R_INVALID_DIGEST_LENGTH                      143
 539 #define RSA_R_INVALID_HEADER                             137
 540 #define RSA_R_INVALID_KEYBITS                            145
 541 #define RSA_R_INVALID_MESSAGE_LENGTH                     131
 542 #define RSA_R_INVALID_MGF1_MD                            156
 543 #define RSA_R_INVALID_PADDING                            138
 544 #define RSA_R_INVALID_PADDING_MODE                       141
 545 #define RSA_R_INVALID_PSS_PARAMETERS                     149
 546 #define RSA_R_INVALID_PSS_SALTLEN                        146
 547 #define RSA_R_INVALID_SALT_LENGTH                        150
 548 #define RSA_R_INVALID_TRAILER                            139
 549 #define RSA_R_INVALID_X931_DIGEST                        142
 550 #define RSA_R_IQMP_NOT_INVERSE_OF_Q                      126
 551 #define RSA_R_KEY_SIZE_TOO_SMALL                         120
 552 #define RSA_R_LAST_OCTET_INVALID                         134
 553 #define RSA_R_MODULUS_TOO_LARGE                          105
 554 #define RSA_R_NON_FIPS_RSA_METHOD                        157
 555 #define RSA_R_NO_PUBLIC_EXPONENT                         140
 556 #define RSA_R_NULL_BEFORE_BLOCK_MISSING                  113
 557 #define RSA_R_N_DOES_NOT_EQUAL_P_Q                       127
 558 #define RSA_R_OAEP_DECODING_ERROR                        121
 559 #define RSA_R_OPERATION_NOT_ALLOWED_IN_FIPS_MODE         158
 560 #define RSA_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE   148
 561 #define RSA_R_PADDING_CHECK_FAILED                       114
 562 #define RSA_R_P_NOT_PRIME                                128
 563 #define RSA_R_Q_NOT_PRIME                                129
 564 #define RSA_R_RSA_OPERATIONS_NOT_SUPPORTED               130
 565 #define RSA_R_SLEN_CHECK_FAILED                          136
 566 #define RSA_R_SLEN_RECOVERY_FAILED                       135
 567 #define RSA_R_SSLV3_ROLLBACK_ATTACK                      115
 568 #define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 116
 569 #define RSA_R_UNKNOWN_ALGORITHM_TYPE                     117
 570 #define RSA_R_UNKNOWN_MASK_DIGEST                        151
 571 #define RSA_R_UNKNOWN_PADDING_TYPE                       118
 572 #define RSA_R_UNKNOWN_PSS_DIGEST                         152
 573 #define RSA_R_UNSUPPORTED_MASK_ALGORITHM                 153
 574 #define RSA_R_UNSUPPORTED_MASK_PARAMETER                 154
 575 #define RSA_R_UNSUPPORTED_SIGNATURE_TYPE                 155
 576 #define RSA_R_VALUE_MISSING                              147
 577 #define RSA_R_WRONG_SIGNATURE_LENGTH                     119
 578 
 579 #ifdef  __cplusplus
 580 }
 581 #endif
 582 #endif