Hakase/openssl-custom
1
0 Fork 0
Code Issues Pull Requests Releases Wiki Activity

Latest update.

Browse Source
This commit is contained in:
Hakase
2020-04-15 18:45:34 +09:00
parent be29e7bcc6
commit 2015c00c43
573 changed files with 22943 additions and 6714 deletions
Download Patch File Download Diff File Expand all files Collapse all files
crypto/dsa/dsa_ameth.c
+59 -20
View File
@@ -21,8 +21,10 @@
#include <openssl/core_names.h>
#include "internal/cryptlib.h"
#include "crypto/asn1.h"
#include "crypto/dsa.h"
#include "crypto/evp.h"
#include "internal/param_build.h"
#include "openssl/param_build.h"
#include "internal/ffc.h"
#include "dsa_local.h"
static int dsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
@@ -518,45 +520,81 @@ static size_t dsa_pkey_dirty_cnt(const EVP_PKEY *pkey)
}
static int dsa_pkey_export_to(const EVP_PKEY *from, void *to_keydata,
EVP_KEYMGMT *to_keymgmt)
EVP_KEYMGMT *to_keymgmt, OPENSSL_CTX *libctx,
const char *propq)
{
DSA *dsa = from->pkey.dsa;
OSSL_PARAM_BLD tmpl;
OSSL_PARAM_BLD *tmpl;
const BIGNUM *p = DSA_get0_p(dsa), *g = DSA_get0_g(dsa);
const BIGNUM *q = DSA_get0_q(dsa), *pub_key = DSA_get0_pub_key(dsa);
const BIGNUM *priv_key = DSA_get0_priv_key(dsa);
OSSL_PARAM *params;
int rv;
int selection = 0;
int rv = 0;
/*
* If the DSA method is foreign, then we can't be sure of anything, and
* can therefore not export or pretend to export.
*/
if (DSA_get_method(dsa) != DSA_OpenSSL())
return 0;
if (p == NULL || q == NULL || g == NULL)
return 0;
ossl_param_bld_init(&tmpl);
if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_P, p)
|| !ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_Q, q)
|| !ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_FFC_G, g))
return 0;
if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_PUB_KEY,
pub_key))
tmpl = OSSL_PARAM_BLD_new();
if (tmpl == NULL)
return 0;
if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_P, p)
|| !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_Q, q)
|| !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_G, g))
goto err;
selection |= OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS;
if (pub_key != NULL) {
if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PUB_KEY,
pub_key))
goto err;
selection |= OSSL_KEYMGMT_SELECT_PUBLIC_KEY;
}
if (priv_key != NULL) {
if (!ossl_param_bld_push_BN(&tmpl, OSSL_PKEY_PARAM_PRIV_KEY,
if (!OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PRIV_KEY,
priv_key))
return 0;
goto err;
selection |= OSSL_KEYMGMT_SELECT_PRIVATE_KEY;
}
if ((params = ossl_param_bld_to_param(&tmpl)) == NULL)
return 0;
if ((params = OSSL_PARAM_BLD_to_param(tmpl)) == NULL)
goto err;
/* We export, the provider imports */
rv = evp_keymgmt_import(to_keymgmt, to_keydata, OSSL_KEYMGMT_SELECT_ALL,
params);
ossl_param_bld_free(params);
rv = evp_keymgmt_import(to_keymgmt, to_keydata, selection, params);
OSSL_PARAM_BLD_free_params(params);
err:
OSSL_PARAM_BLD_free(tmpl);
return rv;
}
static int dsa_pkey_import_from(const OSSL_PARAM params[], void *key)
{
EVP_PKEY *pkey = key;
DSA *dsa = DSA_new();
if (dsa == NULL) {
ERR_raise(ERR_LIB_DSA, ERR_R_MALLOC_FAILURE);
return 0;
}
if (!ffc_fromdata(dsa_get0_params(dsa), params)
|| !dsa_key_fromdata(dsa, params)
|| !EVP_PKEY_assign_DSA(pkey, dsa)) {
DSA_free(dsa);
return 0;
}
return 1;
}
/* NB these are sorted in pkey_id order, lowest first */
const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[5] = {
@@ -620,6 +658,7 @@ const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[5] = {
NULL, NULL, NULL, NULL,
dsa_pkey_dirty_cnt,
dsa_pkey_export_to
dsa_pkey_export_to,
dsa_pkey_import_from
}
};