openssl/crypto/rsa/rsa.h
1998-12-21 10:52:47 +00:00

244 lines
8.0 KiB
C

/* crypto/rsa/rsa.h */
/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#ifndef HEADER_RSA_H
#define HEADER_RSA_H
#ifdef __cplusplus
extern "C" {
#endif
#include "bn.h"
typedef struct rsa_meth_st
{
char *name;
int (*rsa_pub_enc)();
int (*rsa_pub_dec)();
int (*rsa_priv_enc)();
int (*rsa_priv_dec)();
int (*rsa_mod_exp)();
int (*bn_mod_exp)();
int (*init)(/* RSA * */); /* called at new */
int (*finish)(/* RSA * */); /* called at free */
} RSA_METHOD;
typedef struct rsa_st
{
/* The first parameter is used to pickup errors where
* this is passed instead of aEVP_PKEY, it is set to 0 */
int pad;
int version;
RSA_METHOD *meth;
BIGNUM *n;
BIGNUM *e;
BIGNUM *d;
BIGNUM *p;
BIGNUM *q;
BIGNUM *dmp1;
BIGNUM *dmq1;
BIGNUM *iqmp;
/* be carefull using this if the RSA structure is shared */
char *app_data;
int references;
} RSA;
#define RSA_3 0x3L
#define RSA_F4 0x10001L
#define RSA_PKCS1_PADDING 11
#define RSA_SSLV23_PADDING 12
#ifndef NOPROTO
RSA * RSA_new(void);
RSA * RSA_new_method(RSA_METHOD *method);
int RSA_size(RSA *);
RSA * RSA_generate_key(int bits, unsigned long e,void
(*callback)(int,int));
/* next 4 return -1 on error */
int RSA_public_encrypt(int flen, unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
int RSA_private_encrypt(int flen, unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
int RSA_public_decrypt(int flen, unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
int RSA_private_decrypt(int flen, unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
void RSA_free (RSA *r);
void RSA_set_default_method(RSA_METHOD *meth);
/* If you have RSAref compiled in. */
/* RSA_METHOD *RSA_PKCS1_RSAref(void); */
/* these are the actual SSLeay RSA functions */
RSA_METHOD *RSA_PKCS1_SSLeay(void);
void ERR_load_RSA_strings(void );
RSA * d2i_RSAPublicKey(RSA **a, unsigned char **pp, long length);
int i2d_RSAPublicKey(RSA *a, unsigned char **pp);
RSA * d2i_RSAPrivateKey(RSA **a, unsigned char **pp, long length);
int i2d_RSAPrivateKey(RSA *a, unsigned char **pp);
#ifndef WIN16
int RSA_print_fp(FILE *fp, RSA *r,int offset);
#endif
#ifdef HEADER_BIO_H
int RSA_print(BIO *bp, RSA *r,int offset);
#endif
int i2d_Netscape_RSA(RSA *a, unsigned char **pp, int (*cb)());
RSA *d2i_Netscape_RSA(RSA **a, unsigned char **pp, long length, int (*cb)());
/* The following 2 functions sign and verify a X509_SIG ASN1 object
* inside PKCS#1 padded RSA encryption */
int RSA_sign(int type, unsigned char *m, unsigned int m_len,
unsigned char *sigret, unsigned int *siglen, RSA *rsa);
int RSA_verify(int type, unsigned char *m, unsigned int m_len,
unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
/* The following 2 function sign and verify a ASN1_OCTET_STRING
* object inside PKCS#1 padded RSA encryption */
int RSA_sign_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
unsigned char *sigret, unsigned int *siglen, RSA *rsa);
int RSA_verify_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
#else
RSA * RSA_new();
RSA * RSA_new_method();
int RSA_size();
RSA * RSA_generate_key();
int RSA_public_encrypt();
int RSA_private_encrypt();
int RSA_public_decrypt();
int RSA_private_decrypt();
void RSA_free ();
void RSA_set_default_method();
/* RSA_METHOD *RSA_PKCS1_RSAref(); */
RSA_METHOD *RSA_PKCS1_SSLeay();
void ERR_load_RSA_strings();
RSA * d2i_RSAPublicKey();
int i2d_RSAPublicKey();
RSA * d2i_RSAPrivateKey();
int i2d_RSAPrivateKey();
#ifndef WIN16
int RSA_print_fp();
#endif
int RSA_print();
int i2d_Netscape_RSA();
RSA *d2i_Netscape_RSA();
int RSA_sign();
int RSA_verify();
int RSA_sign_ASN1_OCTET_STRING();
int RSA_verify_ASN1_OCTET_STRING();
#endif
/* BEGIN ERROR CODES */
/* Error codes for the RSA functions. */
/* Function codes. */
#define RSA_F_RSA_EAY_PRIVATE_DECRYPT 100
#define RSA_F_RSA_EAY_PRIVATE_ENCRYPT 101
#define RSA_F_RSA_EAY_PUBLIC_DECRYPT 102
#define RSA_F_RSA_EAY_PUBLIC_ENCRYPT 103
#define RSA_F_RSA_GENERATE_KEY 104
#define RSA_F_RSA_NEW_METHOD 105
#define RSA_F_RSA_PRINT 106
#define RSA_F_RSA_PRINT_FP 107
#define RSA_F_RSA_SIGN 108
#define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 109
#define RSA_F_RSA_VERIFY 110
#define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING 111
/* Reason codes. */
#define RSA_R_ALGORITHM_MISMATCH 100
#define RSA_R_BAD_E_VALUE 101
#define RSA_R_BAD_FIXED_HEADER_DECRYPT 102
#define RSA_R_BAD_PAD_BYTE_COUNT 103
#define RSA_R_BAD_SIGNATURE 104
#define RSA_R_BLOCK_TYPE_IS_NOT_01 105
#define RSA_R_BLOCK_TYPE_IS_NOT_02 106
#define RSA_R_DATA_GREATER_THAN_MOD_LEN 107
#define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 108
#define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 109
#define RSA_R_NULL_BEFORE_BLOCK_MISSING 110
#define RSA_R_SSLV3_ROLLBACK_ATTACK 111
#define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 112
#define RSA_R_UNKNOWN_ALGORITHM_TYPE 113
#define RSA_R_UNKNOWN_PADDING_TYPE 114
#define RSA_R_WRONG_SIGNATURE_LENGTH 115
#ifdef __cplusplus
}
#endif
#endif