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Separate DSA functionality from ASN.1 encoding.

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New functions DSA_do_sign and DSA_do_verify to provide access to
the raw DSA values.
This commit is contained in:
Ulf Möller
1999-04-09 16:24:32 +00:00
parent dae08db4a0
commit a8da89186c
9 changed files with 252 additions and 98 deletions
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28
crypto/dsa/dsa.h
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@@ -97,6 +97,12 @@ typedef struct dsa_st
int references;
} DSA;
typedef struct DSA_SIG_st
{
BIGNUM *r;
BIGNUM *s;
} DSA_SIG;
#define DSAparams_dup(x) (DSA *)ASN1_dup((int (*)())i2d_DSAparams, \
(char *(*)())d2i_DSAparams,(char *)(x))
#define d2i_DSAparams_fp(fp,x) (DSA *)ASN1_d2i_fp((char *(*)())DSA_new, \
@@ -110,6 +116,15 @@ typedef struct dsa_st
#ifndef NOPROTO
DSA_SIG * DSA_SIG_new(void);
void DSA_SIG_free(DSA_SIG *a);
int i2d_DSA_SIG(DSA_SIG *a, unsigned char **pp);
DSA_SIG * d2i_DSA_SIG(DSA_SIG **v, unsigned char **pp, long length);
DSA_SIG * DSA_do_sign(unsigned char *dgst,int dlen,DSA *dsa);
int DSA_do_verify(unsigned char *dgst,int dgst_len,
DSA_SIG *sig,DSA *dsa);
DSA * DSA_new(void);
int DSA_size(DSA *);
/* next 4 return -1 on error */
@@ -146,6 +161,14 @@ int DSA_is_prime(BIGNUM *q,void (*callback)(),char *cb_arg);
#else
DSA_SIG * DSA_SIG_new();
void DSA_SIG_free();
int i2d_DSA_SIG();
DSA_SIG * d2i_DSA_SIG();
DSA_SIG * DSA_do_sign();
int DSA_do_verify();
DSA * DSA_new();
int DSA_size();
int DSA_sign_setup();
@@ -189,6 +212,11 @@ int DSA_print_fp();
#define DSA_F_DSA_SIGN 106
#define DSA_F_DSA_SIGN_SETUP 107
#define DSA_F_DSA_VERIFY 108
#define DSA_F_DSA_SIG_NEW 109
#define DSA_F_D2I_DSA_SIG 110
#define DSA_F_I2D_DSA_SIG 111
#define DSA_F_DSA_DO_SIGN 112
#define DSA_F_DSA_DO_VERIFY 113
/* Reason codes. */
#define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100