diff options
Diffstat (limited to 'src/_cffi_src/openssl/dsa.py')
-rw-r--r-- | src/_cffi_src/openssl/dsa.py | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/_cffi_src/openssl/dsa.py b/src/_cffi_src/openssl/dsa.py index 69935c1d..2844a9e9 100644 --- a/src/_cffi_src/openssl/dsa.py +++ b/src/_cffi_src/openssl/dsa.py @@ -35,12 +35,85 @@ int DSA_sign(int, const unsigned char *, int, unsigned char *, unsigned int *, DSA *); int DSA_verify(int, const unsigned char *, int, const unsigned char *, int, DSA *); + +/* added in 1.1.0 to access the opaque struct */ +void DSA_get0_pqg(const DSA *, BIGNUM **, BIGNUM **, BIGNUM **); +int DSA_set0_pqg(DSA *, BIGNUM *, BIGNUM *, BIGNUM *); +void DSA_get0_key(const DSA *, BIGNUM **, BIGNUM **); +int DSA_set0_key(DSA *, BIGNUM *, BIGNUM *); """ MACROS = """ +/* DSAparams_dup is a macro in 0.9.8 */ +DSA *DSAparams_dup(DSA *); int DSA_generate_parameters_ex(DSA *, int, unsigned char *, int, int *, unsigned long *, BN_GENCB *); """ CUSTOMIZATIONS = """ +/* These functions were added in OpenSSL 1.1.0-pre5 (beta2) */ +#if OPENSSL_VERSION_NUMBER < 0x10100005 || defined(LIBRESSL_VERSION_NUMBER) +void DSA_get0_pqg(const DSA *d, BIGNUM **p, BIGNUM **q, BIGNUM **g) +{ + if (p != NULL) + *p = d->p; + if (q != NULL) + *q = d->q; + if (g != NULL) + *g = d->g; +} +int DSA_set0_pqg(DSA *d, BIGNUM *p, BIGNUM *q, BIGNUM *g) +{ + /* If the fields in d are NULL, the corresponding input + * parameters MUST be non-NULL. + * + * It is an error to give the results from get0 on d + * as input parameters. + */ + if (p == d->p || q == d->q || g == d->g) + return 0; + if (p != NULL) { + BN_free(d->p); + d->p = p; + } + if (q != NULL) { + BN_free(d->q); + d->q = q; + } + if (g != NULL) { + BN_free(d->g); + d->g = g; + } + return 1; +} +void DSA_get0_key(const DSA *d, BIGNUM **pub_key, BIGNUM **priv_key) +{ + if (pub_key != NULL) + *pub_key = d->pub_key; + if (priv_key != NULL) + *priv_key = d->priv_key; +} +int DSA_set0_key(DSA *d, BIGNUM *pub_key, BIGNUM *priv_key) +{ + /* If the pub_key in d is NULL, the corresponding input + * parameters MUST be non-NULL. The priv_key field may + * be left NULL. + * + * It is an error to give the results from get0 on d + * as input parameters. + */ + if (d->pub_key == pub_key + || (d->priv_key != NULL && priv_key != d->priv_key)) + return 0; + if (pub_key != NULL) { + BN_free(d->pub_key); + d->pub_key = pub_key; + } + if (priv_key != NULL) { + BN_free(d->priv_key); + d->priv_key = priv_key; + } + return 1; +} +#endif """ |