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Remove the last lingering knowledge, outside sshbn.c, of the

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internal structure of the Bignum type. Bignum is now a fully opaque
type unless you're inside sshbn.c.

[originally from svn r960]
This commit is contained in:
Simon Tatham
2001-03-01 17:41:26 +00:00
parent 7717c386a1
commit f72b5aa95f
7 changed files with 160 additions and 165 deletions
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16
ssh.h
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@ -20,12 +20,9 @@
#define APIEXTRA 0
#endif
/*
* A Bignum is stored as a sequence of `unsigned short' words. The
* first tells how many remain; the remaining ones are digits, LS
* first.
*/
typedef unsigned short *Bignum;
#ifndef BIGNUM_INTERNAL
typedef void *Bignum;
#endif
struct RSAKey {
int bits;
@ -161,14 +158,16 @@ void random_add_heavynoise(void *noise, int length);
void logevent (char *);
Bignum newbn(int length);
Bignum copybn(Bignum b);
Bignum bn_power_2(int n);
void bn_restore_invariant(Bignum b);
Bignum bignum_from_short(unsigned short n);
void freebn(Bignum b);
Bignum modpow(Bignum base, Bignum exp, Bignum mod);
Bignum modmul(Bignum a, Bignum b, Bignum mod);
void decbn(Bignum n);
extern Bignum Zero, One;
Bignum bignum_from_bytes(unsigned char *data, int nbytes);
int ssh1_read_bignum(unsigned char *data, Bignum *result);
int ssh1_bignum_bitcount(Bignum bn);
int ssh1_bignum_length(Bignum bn);
@ -181,10 +180,13 @@ unsigned short bignum_mod_short(Bignum number, unsigned short modulus);
Bignum bignum_add_long(Bignum number, unsigned long addend);
Bignum bigmul(Bignum a, Bignum b);
Bignum modinv(Bignum number, Bignum modulus);
Bignum bignum_bitmask(Bignum number);
Bignum bignum_rshift(Bignum number, int shift);
int bignum_cmp(Bignum a, Bignum b);
char *bignum_decimal(Bignum x);
void dh_setup_group1(void);
void dh_cleanup(void);
Bignum dh_create_e(void);
Bignum dh_find_K(Bignum f);