#ifndef HEADER_RSA_H
#define HEADER_RSA_H
+#include <openssl/asn1.h>
+
+#ifndef OPENSSL_NO_BIO
+#include <openssl/bio.h>
+#endif
+#include <openssl/crypto.h>
+#include <openssl/ossl_typ.h>
+#ifndef OPENSSL_NO_DEPRECATED
+#include <openssl/bn.h>
+#endif
+
+#ifdef OPENSSL_NO_RSA
+#error RSA is disabled.
+#endif
+
#ifdef __cplusplus
extern "C" {
#endif
-#include "bn.h"
-#include "crypto.h"
+/* Declared already in ossl_typ.h */
+/* typedef struct rsa_st RSA; */
+/* typedef struct rsa_meth_st RSA_METHOD; */
-typedef struct rsa_st RSA;
-
-typedef struct rsa_meth_st
+struct rsa_meth_st
{
- char *name;
-#ifndef NOPROTO
- int (*rsa_pub_enc)(int flen,unsigned char *from,unsigned char *to,
+ const char *name;
+ int (*rsa_pub_enc)(int flen,const unsigned char *from,
+ unsigned char *to,
RSA *rsa,int padding);
- int (*rsa_pub_dec)(int flen,unsigned char *from,unsigned char *to,
+ int (*rsa_pub_dec)(int flen,const unsigned char *from,
+ unsigned char *to,
RSA *rsa,int padding);
- int (*rsa_priv_enc)(int flen,unsigned char *from,unsigned char *to,
+ int (*rsa_priv_enc)(int flen,const unsigned char *from,
+ unsigned char *to,
RSA *rsa,int padding);
- int (*rsa_priv_dec)(int flen,unsigned char *from,unsigned char *to,
+ int (*rsa_priv_dec)(int flen,const unsigned char *from,
+ unsigned char *to,
RSA *rsa,int padding);
- int (*rsa_mod_exp)(BIGNUM *r0,BIGNUM *I,RSA *rsa); /* Can be null */
- int (*bn_mod_exp)(BIGNUM *r, BIGNUM *a, BIGNUM *p, BIGNUM *m,
- BN_CTX *ctx,BN_MONT_CTX *m_ctx); /* Can be null */
+ int (*rsa_mod_exp)(BIGNUM *r0,const BIGNUM *I,RSA *rsa,BN_CTX *ctx); /* Can be null */
+ int (*bn_mod_exp)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
+ const BIGNUM *m, BN_CTX *ctx,
+ BN_MONT_CTX *m_ctx); /* Can be null */
int (*init)(RSA *rsa); /* called at new */
int (*finish)(RSA *rsa); /* called at free */
-#else
- int (*rsa_pub_enc)();
- int (*rsa_pub_dec)();
- int (*rsa_priv_enc)();
- int (*rsa_priv_dec)();
- int (*rsa_mod_exp)(); /* Can be null */
- int (*bn_mod_exp)(); /* Can be null */
- int (*init)(/* RSA * */); /* called at new */
- int (*finish)(/* RSA * */); /* called at free */
-#endif
int flags; /* RSA_METHOD_FLAG_* things */
char *app_data; /* may be needed! */
- } RSA_METHOD;
+/* New sign and verify functions: some libraries don't allow arbitrary data
+ * to be signed/verified: this allows them to be used. Note: for this to work
+ * the RSA_public_decrypt() and RSA_private_encrypt() should *NOT* be used
+ * RSA_sign(), RSA_verify() should be used instead. Note: for backwards
+ * compatibility this functionality is only enabled if the RSA_FLAG_SIGN_VER
+ * option is set in 'flags'.
+ */
+ int (*rsa_sign)(int type,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigret, unsigned int *siglen, const RSA *rsa);
+ int (*rsa_verify)(int dtype,
+ const unsigned char *m, unsigned int m_length,
+ unsigned char *sigbuf, unsigned int siglen, const RSA *rsa);
+/* If this callback is NULL, the builtin software RSA key-gen will be used. This
+ * is for behavioural compatibility whilst the code gets rewired, but one day
+ * it would be nice to assume there are no such things as "builtin software"
+ * implementations. */
+ int (*rsa_keygen)(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
+ };
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;
+ long version;
+ const RSA_METHOD *meth;
+ /* functional reference if 'meth' is ENGINE-provided */
+ ENGINE *engine;
BIGNUM *n;
BIGNUM *e;
BIGNUM *d;
BIGNUM *dmp1;
BIGNUM *dmq1;
BIGNUM *iqmp;
- /* be carefull using this if the RSA structure is shared */
+ /* be careful using this if the RSA structure is shared */
CRYPTO_EX_DATA ex_data;
int references;
int flags;
* NULL */
char *bignum_data;
BN_BLINDING *blinding;
+ BN_BLINDING *mt_blinding;
};
#define RSA_3 0x3L
#define RSA_F4 0x10001L
-#define RSA_METHOD_FLAG_NO_CHECK 0x01 /* don't check pub/private match */
+#define RSA_METHOD_FLAG_NO_CHECK 0x0001 /* don't check pub/private match */
-#define RSA_FLAG_CACHE_PUBLIC 0x02
-#define RSA_FLAG_CACHE_PRIVATE 0x04
-#define RSA_FLAG_BLINDING 0x08
-#define RSA_FLAG_THREAD_SAFE 0x10
+#define RSA_FLAG_CACHE_PUBLIC 0x0002
+#define RSA_FLAG_CACHE_PRIVATE 0x0004
+#define RSA_FLAG_BLINDING 0x0008
+#define RSA_FLAG_THREAD_SAFE 0x0010
+/* This flag means the private key operations will be handled by rsa_mod_exp
+ * and that they do not depend on the private key components being present:
+ * for example a key stored in external hardware. Without this flag bn_mod_exp
+ * gets called when private key components are absent.
+ */
+#define RSA_FLAG_EXT_PKEY 0x0020
+
+/* This flag in the RSA_METHOD enables the new rsa_sign, rsa_verify functions.
+ */
+#define RSA_FLAG_SIGN_VER 0x0040
+
+#define RSA_FLAG_NO_BLINDING 0x0080 /* new with 0.9.6j and 0.9.7b; the built-in
+ * RSA implementation now uses blinding by
+ * default (ignoring RSA_FLAG_BLINDING),
+ * but other engines might not need it
+ */
+#define RSA_FLAG_NO_EXP_CONSTTIME 0x0100 /* new with 0.9.7h; the built-in RSA
+ * implementation now uses constant time
+ * modular exponentiation for secret exponents
+ * by default. This flag causes the
+ * faster variable sliding window method to
+ * be used for all exponents.
+ */
+
+#define EVP_PKEY_CTX_set_rsa_padding(ctx, pad) \
+ EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_RSA, EVP_PKEY_CTRL_RSA_PADDING, \
+ pad, NULL)
+
+#define EVP_PKEY_CTRL_RSA_PADDING 1
#define RSA_PKCS1_PADDING 1
#define RSA_SSLV23_PADDING 2
#define RSA_NO_PADDING 3
#define RSA_PKCS1_OAEP_PADDING 4
+#define RSA_X931_PADDING 5
+
+#define RSA_PKCS1_PADDING_SIZE 11
-#define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,(char *)arg)
+#define RSA_set_app_data(s,arg) RSA_set_ex_data(s,0,arg)
#define RSA_get_app_data(s) RSA_get_ex_data(s,0)
-#ifndef NOPROTO
RSA * RSA_new(void);
-RSA * RSA_new_method(RSA_METHOD *method);
-int RSA_size(RSA *);
+RSA * RSA_new_method(ENGINE *engine);
+int RSA_size(const RSA *);
+
+/* Deprecated version */
+#ifndef OPENSSL_NO_DEPRECATED
RSA * RSA_generate_key(int bits, unsigned long e,void
- (*callback)(int,int,char *),char *cb_arg);
+ (*callback)(int,int,void *),void *cb_arg);
+#endif /* !defined(OPENSSL_NO_DEPRECATED) */
+
+/* New version */
+int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e, BN_GENCB *cb);
+
+int RSA_check_key(const RSA *);
/* next 4 return -1 on error */
-int RSA_public_encrypt(int flen, unsigned char *from,
+int RSA_public_encrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
-int RSA_private_encrypt(int flen, unsigned char *from,
+int RSA_private_encrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
-int RSA_public_decrypt(int flen, unsigned char *from,
+int RSA_public_decrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
-int RSA_private_decrypt(int flen, unsigned char *from,
+int RSA_private_decrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa,int padding);
void RSA_free (RSA *r);
+/* "up" the RSA object's reference count */
+int RSA_up_ref(RSA *r);
-int RSA_flags(RSA *r);
+int RSA_flags(const RSA *r);
-void RSA_set_default_method(RSA_METHOD *meth);
+void RSA_set_default_method(const RSA_METHOD *meth);
+const RSA_METHOD *RSA_get_default_method(void);
+const RSA_METHOD *RSA_get_method(const RSA *rsa);
+int RSA_set_method(RSA *rsa, const RSA_METHOD *meth);
/* This function needs the memory locking malloc callbacks to be installed */
int RSA_memory_lock(RSA *r);
-/* 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);
+const RSA_METHOD *RSA_PKCS1_SSLeay(void);
+
+const RSA_METHOD *RSA_null_method(void);
-void ERR_load_RSA_strings(void );
+DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPublicKey)
+DECLARE_ASN1_ENCODE_FUNCTIONS_const(RSA, RSAPrivateKey)
-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 NO_FP_API
-int RSA_print_fp(FILE *fp, RSA *r,int offset);
+#ifndef OPENSSL_NO_FP_API
+int RSA_print_fp(FILE *fp, const RSA *r,int offset);
#endif
-#ifdef HEADER_BIO_H
-int RSA_print(BIO *bp, RSA *r,int offset);
+#ifndef OPENSSL_NO_BIO
+int RSA_print(BIO *bp, const 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)());
-/* Naughty internal function required elsewhere, to handle a MS structure
- * that is the same as the netscape one :-) */
-RSA *d2i_Netscape_RSA_2(RSA **a, unsigned char **pp, long length, int (*cb)());
+int i2d_RSA_NET(const RSA *a, unsigned char **pp,
+ int (*cb)(char *buf, int len, const char *prompt, int verify),
+ int sgckey);
+RSA *d2i_RSA_NET(RSA **a, const unsigned char **pp, long length,
+ int (*cb)(char *buf, int len, const char *prompt, int verify),
+ int sgckey);
+
+int i2d_Netscape_RSA(const RSA *a, unsigned char **pp,
+ int (*cb)(char *buf, int len, const char *prompt,
+ int verify));
+RSA *d2i_Netscape_RSA(RSA **a, const unsigned char **pp, long length,
+ int (*cb)(char *buf, int len, const char *prompt,
+ int verify));
/* 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,
+int RSA_sign(int type, const unsigned char *m, unsigned int m_length,
unsigned char *sigret, unsigned int *siglen, RSA *rsa);
-int RSA_verify(int type, unsigned char *m, unsigned int m_len,
+int RSA_verify(int type, const unsigned char *m, unsigned int m_length,
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,
+int RSA_sign_ASN1_OCTET_STRING(int type,
+ const unsigned char *m, unsigned int m_length,
unsigned char *sigret, unsigned int *siglen, RSA *rsa);
-int RSA_verify_ASN1_OCTET_STRING(int type, unsigned char *m, unsigned int m_len,
+int RSA_verify_ASN1_OCTET_STRING(int type,
+ const unsigned char *m, unsigned int m_length,
unsigned char *sigbuf, unsigned int siglen, RSA *rsa);
int RSA_blinding_on(RSA *rsa, BN_CTX *ctx);
void RSA_blinding_off(RSA *rsa);
+BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *ctx);
int RSA_padding_add_PKCS1_type_1(unsigned char *to,int tlen,
- unsigned char *f,int fl);
+ const unsigned char *f,int fl);
int RSA_padding_check_PKCS1_type_1(unsigned char *to,int tlen,
- unsigned char *f,int fl,int rsa_len);
+ const unsigned char *f,int fl,int rsa_len);
int RSA_padding_add_PKCS1_type_2(unsigned char *to,int tlen,
- unsigned char *f,int fl);
+ const unsigned char *f,int fl);
int RSA_padding_check_PKCS1_type_2(unsigned char *to,int tlen,
- unsigned char *f,int fl,int rsa_len);
+ const unsigned char *f,int fl,int rsa_len);
+int PKCS1_MGF1(unsigned char *mask, long len,
+ const unsigned char *seed, long seedlen, const EVP_MD *dgst);
int RSA_padding_add_PKCS1_OAEP(unsigned char *to,int tlen,
- unsigned char *f,int fl,unsigned char *p,
- int pl);
+ const unsigned char *f,int fl,
+ const unsigned char *p,int pl);
int RSA_padding_check_PKCS1_OAEP(unsigned char *to,int tlen,
- unsigned char *f,int fl,int rsa_len,
- unsigned char *p,int pl);
+ const unsigned char *f,int fl,int rsa_len,
+ const unsigned char *p,int pl);
int RSA_padding_add_SSLv23(unsigned char *to,int tlen,
- unsigned char *f,int fl);
+ const unsigned char *f,int fl);
int RSA_padding_check_SSLv23(unsigned char *to,int tlen,
- unsigned char *f,int fl,int rsa_len);
+ const unsigned char *f,int fl,int rsa_len);
int RSA_padding_add_none(unsigned char *to,int tlen,
- unsigned char *f,int fl);
+ const unsigned char *f,int fl);
int RSA_padding_check_none(unsigned char *to,int tlen,
- unsigned char *f,int fl,int rsa_len);
-
-int RSA_get_ex_new_index(long argl, char *argp, int (*new_func)(),
- int (*dup_func)(), void (*free_func)());
-int RSA_set_ex_data(RSA *r,int idx,char *arg);
-char *RSA_get_ex_data(RSA *r, int idx);
-
-#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 ();
-
-int RSA_flags();
-
-void RSA_set_default_method();
-int RSA_memory_lock();
-
-/* 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 NO_FP_API
-int RSA_print_fp();
-#endif
-
-int RSA_print();
-
-int i2d_Netscape_RSA();
-RSA *d2i_Netscape_RSA();
-RSA *d2i_Netscape_RSA_2();
-
-int RSA_sign();
-int RSA_verify();
-
-int RSA_sign_ASN1_OCTET_STRING();
-int RSA_verify_ASN1_OCTET_STRING();
-int RSA_blinding_on();
-void RSA_blinding_off();
-
-int RSA_padding_add_PKCS1_type_1();
-int RSA_padding_check_PKCS1_type_1();
-int RSA_padding_add_PKCS1_type_2();
-int RSA_padding_check_PKCS1_type_2();
-int RSA_padding_add_PKCS1_OAEP();
-int RSA_padding_check_PKCS1_OAEP();
-int RSA_padding_add_SSLv23();
-int RSA_padding_check_SSLv23();
-int RSA_padding_add_none();
-int RSA_padding_check_none();
-
-int RSA_get_ex_new_index();
-int RSA_set_ex_data();
-char *RSA_get_ex_data();
-
-#endif
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_padding_add_X931(unsigned char *to,int tlen,
+ const unsigned char *f,int fl);
+int RSA_padding_check_X931(unsigned char *to,int tlen,
+ const unsigned char *f,int fl,int rsa_len);
+int RSA_X931_hash_id(int nid);
+
+int RSA_verify_PKCS1_PSS(RSA *rsa, const unsigned char *mHash,
+ const EVP_MD *Hash, const unsigned char *EM, int sLen);
+int RSA_padding_add_PKCS1_PSS(RSA *rsa, unsigned char *EM,
+ const unsigned char *mHash,
+ const EVP_MD *Hash, int sLen);
+
+int RSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int RSA_set_ex_data(RSA *r,int idx,void *arg);
+void *RSA_get_ex_data(const RSA *r, int idx);
+
+RSA *RSAPublicKey_dup(RSA *rsa);
+RSA *RSAPrivateKey_dup(RSA *rsa);
/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+void ERR_load_RSA_strings(void);
+
/* Error codes for the RSA functions. */
/* Function codes. */
#define RSA_F_MEMORY_LOCK 100
+#define RSA_F_RSA_BUILTIN_KEYGEN 129
+#define RSA_F_RSA_CHECK_KEY 123
#define RSA_F_RSA_EAY_PRIVATE_DECRYPT 101
#define RSA_F_RSA_EAY_PRIVATE_ENCRYPT 102
#define RSA_F_RSA_EAY_PUBLIC_DECRYPT 103
#define RSA_F_RSA_EAY_PUBLIC_ENCRYPT 104
#define RSA_F_RSA_GENERATE_KEY 105
+#define RSA_F_RSA_MEMORY_LOCK 130
#define RSA_F_RSA_NEW_METHOD 106
+#define RSA_F_RSA_NULL 124
+#define RSA_F_RSA_NULL_MOD_EXP 131
+#define RSA_F_RSA_NULL_PRIVATE_DECRYPT 132
+#define RSA_F_RSA_NULL_PRIVATE_ENCRYPT 133
+#define RSA_F_RSA_NULL_PUBLIC_DECRYPT 134
+#define RSA_F_RSA_NULL_PUBLIC_ENCRYPT 135
#define RSA_F_RSA_PADDING_ADD_NONE 107
#define RSA_F_RSA_PADDING_ADD_PKCS1_OAEP 121
+#define RSA_F_RSA_PADDING_ADD_PKCS1_PSS 125
#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1 108
#define RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2 109
#define RSA_F_RSA_PADDING_ADD_SSLV23 110
+#define RSA_F_RSA_PADDING_ADD_X931 127
#define RSA_F_RSA_PADDING_CHECK_NONE 111
#define RSA_F_RSA_PADDING_CHECK_PKCS1_OAEP 122
#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_1 112
#define RSA_F_RSA_PADDING_CHECK_PKCS1_TYPE_2 113
#define RSA_F_RSA_PADDING_CHECK_SSLV23 114
+#define RSA_F_RSA_PADDING_CHECK_X931 128
#define RSA_F_RSA_PRINT 115
#define RSA_F_RSA_PRINT_FP 116
+#define RSA_F_RSA_PRIV_DECODE 137
+#define RSA_F_RSA_PRIV_ENCODE 138
+#define RSA_F_RSA_PUB_DECODE 139
+#define RSA_F_RSA_SETUP_BLINDING 136
#define RSA_F_RSA_SIGN 117
#define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 118
#define RSA_F_RSA_VERIFY 119
#define RSA_F_RSA_VERIFY_ASN1_OCTET_STRING 120
+#define RSA_F_RSA_VERIFY_PKCS1_PSS 126
/* Reason codes. */
#define RSA_R_ALGORITHM_MISMATCH 100
#define RSA_R_DATA_GREATER_THAN_MOD_LEN 108
#define RSA_R_DATA_TOO_LARGE 109
#define RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 110
+#define RSA_R_DATA_TOO_LARGE_FOR_MODULUS 132
#define RSA_R_DATA_TOO_SMALL 111
#define RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE 122
#define RSA_R_DIGEST_TOO_BIG_FOR_RSA_KEY 112
+#define RSA_R_DMP1_NOT_CONGRUENT_TO_D 124
+#define RSA_R_DMQ1_NOT_CONGRUENT_TO_D 125
+#define RSA_R_D_E_NOT_CONGRUENT_TO_1 123
+#define RSA_R_FIRST_OCTET_INVALID 133
+#define RSA_R_INVALID_HEADER 137
+#define RSA_R_INVALID_MESSAGE_LENGTH 131
+#define RSA_R_INVALID_PADDING 138
+#define RSA_R_INVALID_TRAILER 139
+#define RSA_R_IQMP_NOT_INVERSE_OF_Q 126
#define RSA_R_KEY_SIZE_TOO_SMALL 120
+#define RSA_R_LAST_OCTET_INVALID 134
+#define RSA_R_NO_PUBLIC_EXPONENT 140
#define RSA_R_NULL_BEFORE_BLOCK_MISSING 113
+#define RSA_R_N_DOES_NOT_EQUAL_P_Q 127
#define RSA_R_OAEP_DECODING_ERROR 121
#define RSA_R_PADDING_CHECK_FAILED 114
+#define RSA_R_P_NOT_PRIME 128
+#define RSA_R_Q_NOT_PRIME 129
+#define RSA_R_RSA_OPERATIONS_NOT_SUPPORTED 130
+#define RSA_R_SLEN_CHECK_FAILED 136
+#define RSA_R_SLEN_RECOVERY_FAILED 135
#define RSA_R_SSLV3_ROLLBACK_ATTACK 115
#define RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD 116
#define RSA_R_UNKNOWN_ALGORITHM_TYPE 117
#define RSA_R_UNKNOWN_PADDING_TYPE 118
#define RSA_R_WRONG_SIGNATURE_LENGTH 119
-
+
#ifdef __cplusplus
}
#endif
#endif
-
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