#define BN_MASK2h (0xffffffff00000000L)
#define BN_MASK2h1 (0xffffffff80000000L)
#define BN_TBIT (0x8000000000000000L)
+#define BN_DEC_CONV (10000000000000000000L)
+#define BN_DEC_FMT1 "%lu"
+#define BN_DEC_FMT2 "%019lu"
+#define BN_DEC_NUM 19
#endif
#ifdef SIXTY_FOUR_BIT
#define BN_MASK2h (0xffffffff00000000LL)
#define BN_MASK2h1 (0xffffffff80000000LL)
#define BN_TBIT (0x8000000000000000LL)
+#define BN_DEC_CONV (10000000000000000000L)
+#define BN_DEC_FMT1 "%lu"
+#define BN_DEC_FMT2 "%019lu"
+#define BN_DEC_NUM 19
#endif
#ifdef THIRTY_TWO_BIT
#define BN_MASK2h1 (0xffff8000L)
#define BN_MASK2h (0xffff0000L)
#define BN_TBIT (0x80000000L)
+#define BN_DEC_CONV (1000000000L)
+#define BN_DEC_FMT1 "%lu"
+#define BN_DEC_FMT2 "%09lu"
+#define BN_DEC_NUM 9
#endif
#ifdef SIXTEEN_BIT
#define BN_MASK2h1 (0xff80)
#define BN_MASK2h (0xff00)
#define BN_TBIT (0x8000)
+#define BN_DEC_CONV (100000)
+#define BN_DEC_FMT1 "%u"
+#define BN_DEC_FMT2 "%05u"
+#define BN_DEC_NUM 5
#endif
#ifdef EIGHT_BIT
#define BN_MASK2h1 (0xf8)
#define BN_MASK2h (0xf0)
#define BN_TBIT (0x80)
+#define BN_DEC_CONV (100)
+#define BN_DEC_FMT1 "%u"
+#define BN_DEC_FMT2 "%02u"
+#define BN_DEC_NUM 2
#endif
#define BN_DEFAULT_BITS 1280
BIGNUM *bn[BN_CTX_NUM+1];
} BN_CTX;
+typedef struct bn_blinding_st
+ {
+ int init;
+ BIGNUM *A;
+ BIGNUM *Ai;
+ BIGNUM *mod; /* just a reference */
+ } BN_BLINDING;
+
/* Used for montgomery multiplication */
typedef struct bn_mont_ctx_st
{
#define BN_one(a) (BN_set_word((a),1))
#define BN_zero(a) (BN_set_word((a),0))
+#define BN_ascii2bn(a) BN_hex2bn(a)
+#define BN_bn2ascii(a) BN_bn2hex(a)
+
#define bn_fix_top(a) \
{ \
BN_ULONG *fix_top_l; \
if (*(fix_top_l--)) break; \
}
-#define bn_expand(n,b) ((((b)/BN_BITS2) <= (n)->max)?(n):bn_expand2((n),(b)))
+#define bn_expand(n,b) ((((b)/BN_BITS2) <= (n)->max)?\
+ (n):bn_expand2((n),(b)/BN_BITS2))
+#define bn_wexpand(n,b) (((b) <= (n)->max)?(n):bn_expand2((n),(b)))
#ifndef NOPROTO
BIGNUM *BN_copy(BIGNUM *a, BIGNUM *b);
BIGNUM *BN_bin2bn(unsigned char *s,int len,BIGNUM *ret);
int BN_bn2bin(BIGNUM *a, unsigned char *to);
+BIGNUM *BN_mpi2bn(unsigned char *s,int len,BIGNUM *ret);
+int BN_bn2mpi(BIGNUM *a, unsigned char *to);
int BN_sub(BIGNUM *r, BIGNUM *a, BIGNUM *b);
void bn_qsub(BIGNUM *r, BIGNUM *a, BIGNUM *b);
void bn_qadd(BIGNUM *r, BIGNUM *a, BIGNUM *b);
int BN_sqr(BIGNUM *r, BIGNUM *a,BN_CTX *ctx);
BN_ULONG BN_mod_word(BIGNUM *a, unsigned long w);
BN_ULONG BN_div_word(BIGNUM *a, unsigned long w);
+int BN_mul_word(BIGNUM *a, unsigned long w);
int BN_add_word(BIGNUM *a, unsigned long w);
+int BN_sub_word(BIGNUM *a, unsigned long w);
int BN_set_word(BIGNUM *a, unsigned long w);
unsigned long BN_get_word(BIGNUM *a);
int BN_cmp(BIGNUM *a, BIGNUM *b);
int BN_is_bit_set(BIGNUM *a, int n);
int BN_lshift(BIGNUM *r, BIGNUM *a, int n);
int BN_lshift1(BIGNUM *r, BIGNUM *a);
+int BN_exp(BIGNUM *r, BIGNUM *a, BIGNUM *p,BN_CTX *ctx);
int BN_mod_exp(BIGNUM *r, BIGNUM *a, BIGNUM *p, BIGNUM *m,BN_CTX *ctx);
-int BN_mod_exp_mont(BIGNUM *r, BIGNUM *a, BIGNUM *p, BIGNUM *m,BN_CTX *ctx);
+int BN_mod_exp_mont(BIGNUM *r, BIGNUM *a, BIGNUM *p, BIGNUM *m,BN_CTX *ctx,
+ BN_MONT_CTX *m_ctx);
int BN_mod_exp_recp(BIGNUM *r, BIGNUM *a, BIGNUM *p, BIGNUM *m,BN_CTX *ctx);
int BN_mod_exp_simple(BIGNUM *r, BIGNUM *a, BIGNUM *p,
BIGNUM *m,BN_CTX *ctx);
int BN_ucmp(BIGNUM *a, BIGNUM *b);
int BN_set_bit(BIGNUM *a, int n);
int BN_clear_bit(BIGNUM *a, int n);
-char * BN_bn2ascii(BIGNUM *a);
-int BN_ascii2bn(BIGNUM **a,char *str);
+char * BN_bn2hex(BIGNUM *a);
+char * BN_bn2dec(BIGNUM *a);
+int BN_hex2bn(BIGNUM **a,char *str);
+int BN_dec2bn(BIGNUM **a,char *str);
int BN_gcd(BIGNUM *r,BIGNUM *in_a,BIGNUM *in_b,BN_CTX *ctx);
BIGNUM *BN_mod_inverse(BIGNUM *a, BIGNUM *n,BN_CTX *ctx);
BIGNUM *BN_generate_prime(int bits,int strong,BIGNUM *add,
- BIGNUM *rem,void (*callback)(int,int));
-int BN_is_prime(BIGNUM *p,int nchecks,void (*callback)(int,int),
- BN_CTX *ctx);
+ BIGNUM *rem,void (*callback)(int,int,char *),char *cb_arg);
+int BN_is_prime(BIGNUM *p,int nchecks,void (*callback)(int,int,char *),
+ BN_CTX *ctx,char *cb_arg);
void ERR_load_BN_strings(void );
-BN_ULONG bn_mul_add_word(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w);
-BN_ULONG bn_mul_word(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w);
+BN_ULONG bn_mul_add_words(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w);
+BN_ULONG bn_mul_words(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w);
void bn_sqr_words(BN_ULONG *rp, BN_ULONG *ap, int num);
BN_ULONG bn_div64(BN_ULONG h, BN_ULONG l, BN_ULONG d);
+BN_ULONG bn_add_words(BN_ULONG *rp, BN_ULONG *ap, BN_ULONG *bp,int num);
BN_MONT_CTX *BN_MONT_CTX_new(void );
int BN_mod_mul_montgomery(BIGNUM *r,BIGNUM *a,BIGNUM *b,BN_MONT_CTX *mont,
void BN_MONT_CTX_free(BN_MONT_CTX *mont);
int BN_MONT_CTX_set(BN_MONT_CTX *mont,BIGNUM *modulus,BN_CTX *ctx);
+BN_BLINDING *BN_BLINDING_new(BIGNUM *A,BIGNUM *Ai,BIGNUM *mod);
+void BN_BLINDING_free(BN_BLINDING *b);
+int BN_BLINDING_update(BN_BLINDING *b,BN_CTX *ctx);
+int BN_BLINDING_convert(BIGNUM *n, BN_BLINDING *r, BN_CTX *ctx);
+int BN_BLINDING_invert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx);
+
#else
BIGNUM *BN_value_one();
BIGNUM *BN_copy();
BIGNUM *BN_bin2bn();
int BN_bn2bin();
+BIGNUM *BN_mpi2bn();
+int BN_bn2mpi();
int BN_sub();
void bn_qsub();
void bn_qadd();
BN_ULONG BN_mod_word();
BN_ULONG BN_div_word();
int BN_add_word();
+int BN_sub_word();
+int BN_mul_word();
int BN_set_word();
unsigned long BN_get_word();
int BN_cmp();
int BN_is_bit_set();
int BN_lshift();
int BN_lshift1();
+int BN_exp();
int BN_mod_exp();
int BN_mod_exp_mont();
int BN_mod_exp_recp();
int BN_ucmp();
int BN_set_bit();
int BN_clear_bit();
-char * BN_bn2ascii();
-int BN_ascii2bn();
+char * BN_bn2hex();
+char * BN_bn2dec();
+int BN_hex2bn();
+int BN_dec2bn();
int BN_gcd();
BIGNUM *BN_mod_inverse();
BIGNUM *BN_generate_prime();
int BN_is_prime();
void ERR_load_BN_strings();
-BN_ULONG bn_mul_add_word();
-BN_ULONG bn_mul_word();
+BN_ULONG bn_mul_add_words();
+BN_ULONG bn_mul_words();
void bn_sqr_words();
BN_ULONG bn_div64();
+BN_ULONG bn_add_words();
int BN_mod_mul_montgomery();
int BN_from_montgomery();
void BN_MONT_CTX_free();
int BN_MONT_CTX_set();
+BN_BLINDING *BN_BLINDING_new();
+void BN_BLINDING_free();
+int BN_BLINDING_update();
+int BN_BLINDING_convert();
+int BN_BLINDING_invert();
+
#endif
/* BEGIN ERROR CODES */
/* Error codes for the BN functions. */
/* Function codes. */
-#define BN_F_BN_BL_CTX_INIT 100
-#define BN_F_BN_BL_CTX_NEW 101
-#define BN_F_BN_BN2ASCII 102
-#define BN_F_BN_CTX_NEW 103
-#define BN_F_BN_DIV 104
-#define BN_F_BN_EXPAND2 105
-#define BN_F_BN_MOD_EXP_MONT 106
-#define BN_F_BN_MOD_INVERSE 107
-#define BN_F_BN_MOD_MUL_RECIPROCAL 108
-#define BN_F_BN_NEW 109
-#define BN_F_BN_RAND 110
+#define BN_F_BN_BLINDING_CONVERT 100
+#define BN_F_BN_BLINDING_INVERT 101
+#define BN_F_BN_BLINDING_NEW 102
+#define BN_F_BN_BLINDING_UPDATE 103
+#define BN_F_BN_BN2DEC 104
+#define BN_F_BN_BN2HEX 105
+#define BN_F_BN_CTX_NEW 106
+#define BN_F_BN_DIV 107
+#define BN_F_BN_EXPAND2 108
+#define BN_F_BN_MOD_EXP_MONT 109
+#define BN_F_BN_MOD_INVERSE 110
+#define BN_F_BN_MOD_MUL_RECIPROCAL 111
+#define BN_F_BN_MPI2BN 112
+#define BN_F_BN_NEW 113
+#define BN_F_BN_RAND 114
/* Reason codes. */
#define BN_R_BAD_RECIPROCAL 100
#define BN_R_CALLED_WITH_EVEN_MODULUS 101
#define BN_R_DIV_BY_ZERO 102
-#define BN_R_NO_INVERSE 103
+#define BN_R_ENCODING_ERROR 103
+#define BN_R_INVALID_LENGTH 104
+#define BN_R_NOT_INITALISED 105
+#define BN_R_NO_INVERSE 106
#ifdef __cplusplus
}