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Hakase
2020-02-11 23:20:44 +09:00
parent 047a30700b
commit 9dfeec3942
639 changed files with 14024 additions and 31198 deletions
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providers/implementations/keymgmt/dh_kmgmt.c
+136 -73
View File
@@ -13,15 +13,22 @@
#include <openssl/dh.h>
#include <openssl/params.h>
#include "internal/param_build.h"
#include "crypto/dh.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_OP_keymgmt_importdomparams_fn dh_importdomparams;
static OSSL_OP_keymgmt_exportdomparams_fn dh_exportdomparams;
static OSSL_OP_keymgmt_get_key_params_fn dh_get_domparam_params;
static OSSL_OP_keymgmt_importkey_fn dh_importkey;
static OSSL_OP_keymgmt_exportkey_fn dh_exportkey;
static OSSL_OP_keymgmt_get_key_params_fn dh_get_key_params;
static OSSL_OP_keymgmt_new_fn dh_newdata;
static OSSL_OP_keymgmt_free_fn dh_freedata;
static OSSL_OP_keymgmt_get_params_fn dh_get_params;
static OSSL_OP_keymgmt_gettable_params_fn dh_gettable_params;
static OSSL_OP_keymgmt_has_fn dh_has;
static OSSL_OP_keymgmt_import_fn dh_import;
static OSSL_OP_keymgmt_import_types_fn dh_import_types;
static OSSL_OP_keymgmt_export_fn dh_export;
static OSSL_OP_keymgmt_export_types_fn dh_export_types;
#define DH_POSSIBLE_SELECTIONS \
(OSSL_KEYMGMT_SELECT_KEYPAIR | OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS)
static int params_to_domparams(DH *dh, const OSSL_PARAM params[])
{
@@ -128,70 +135,132 @@ static int key_to_params(DH *dh, OSSL_PARAM_BLD *tmpl)
return 1;
}
static void *dh_importdomparams(void *provctx, const OSSL_PARAM params[])
static void *dh_newdata(void *provctx)
{
DH *dh;
if ((dh = DH_new()) == NULL
|| !params_to_domparams(dh, params)) {
DH_free(dh);
dh = NULL;
}
return dh;
return DH_new();
}
static int dh_exportdomparams(void *domparams, OSSL_CALLBACK *param_cb,
void *cbarg)
static void dh_freedata(void *keydata)
{
DH *dh = domparams;
DH_free(keydata);
}
static int dh_has(void *keydata, int selection)
{
DH *dh = keydata;
int ok = 0;
if ((selection & DH_POSSIBLE_SELECTIONS) != 0)
ok = 1;
if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
ok = ok && (DH_get0_pub_key(dh) != NULL);
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
ok = ok && (DH_get0_priv_key(dh) != NULL);
if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
ok = ok && (DH_get0_p(dh) != NULL && DH_get0_g(dh) != NULL);
return ok;
}
static int dh_import(void *keydata, int selection, const OSSL_PARAM params[])
{
DH *dh = keydata;
int ok = 0;
if (dh == NULL)
return 0;
if ((selection & DH_POSSIBLE_SELECTIONS) != 0)
ok = 1;
if ((selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0)
ok = ok && params_to_domparams(dh, params);
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0)
ok = ok && params_to_key(dh, params);
return ok;
}
static int dh_export(void *keydata, int selection, OSSL_CALLBACK *param_cb,
void *cbarg)
{
DH *dh = keydata;
OSSL_PARAM_BLD tmpl;
OSSL_PARAM *params = NULL;
int ret;
int ok = 1;
if (dh == NULL)
return 0;
ossl_param_bld_init(&tmpl);
if (dh == NULL
|| !domparams_to_params(dh, &tmpl)
if ((selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0)
ok = ok && domparams_to_params(dh, &tmpl);
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0)
ok = ok && key_to_params(dh, &tmpl);
if (!ok
|| (params = ossl_param_bld_to_param(&tmpl)) == NULL)
return 0;
ret = param_cb(params, cbarg);
ok = param_cb(params, cbarg);
ossl_param_bld_free(params);
return ret;
return ok;
}
static void *dh_importkey(void *provctx, const OSSL_PARAM params[])
/* IMEXPORT = IMPORT + EXPORT */
# define DH_IMEXPORTABLE_PARAMETERS \
OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_P, NULL, 0), \
OSSL_PARAM_BN(OSSL_PKEY_PARAM_FFC_G, NULL, 0)
# define DH_IMEXPORTABLE_PUBLIC_KEY \
OSSL_PARAM_BN(OSSL_PKEY_PARAM_DH_PUB_KEY, NULL, 0)
# define DH_IMEXPORTABLE_PRIVATE_KEY \
OSSL_PARAM_BN(OSSL_PKEY_PARAM_DH_PRIV_KEY, NULL, 0)
static const OSSL_PARAM dh_all_types[] = {
DH_IMEXPORTABLE_PARAMETERS,
DH_IMEXPORTABLE_PUBLIC_KEY,
DH_IMEXPORTABLE_PRIVATE_KEY,
OSSL_PARAM_END
};
static const OSSL_PARAM dh_parameter_types[] = {
DH_IMEXPORTABLE_PARAMETERS,
OSSL_PARAM_END
};
static const OSSL_PARAM dh_key_types[] = {
DH_IMEXPORTABLE_PUBLIC_KEY,
DH_IMEXPORTABLE_PRIVATE_KEY,
OSSL_PARAM_END
};
static const OSSL_PARAM *dh_types[] = {
NULL, /* Index 0 = none of them */
dh_parameter_types, /* Index 1 = parameter types */
dh_key_types, /* Index 2 = key types */
dh_all_types /* Index 3 = 1 + 2 */
};
static const OSSL_PARAM *dh_imexport_types(int selection)
{
DH *dh;
int type_select = 0;
if ((dh = DH_new()) == NULL
|| !params_to_key(dh, params)) {
DH_free(dh);
dh = NULL;
}
return dh;
if ((selection & OSSL_KEYMGMT_SELECT_ALL_PARAMETERS) != 0)
type_select += 1;
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0)
type_select += 2;
return dh_types[type_select];
}
static int dh_exportkey(void *key, OSSL_CALLBACK *param_cb, void *cbarg)
static const OSSL_PARAM *dh_import_types(int selection)
{
DH *dh = key;
OSSL_PARAM_BLD tmpl;
OSSL_PARAM *params = NULL;
int ret;
ossl_param_bld_init(&tmpl);
if (dh == NULL
|| !key_to_params(dh, &tmpl)
|| (params = ossl_param_bld_to_param(&tmpl)) == NULL)
return 0;
ret = param_cb(params, cbarg);
ossl_param_bld_free(params);
return ret;
return dh_imexport_types(selection);
}
/*
* Same function for domain parameters and for keys.
* "dpk" = "domain parameters & keys"
*/
static ossl_inline int dh_get_dpk_params(void *key, OSSL_PARAM params[])
static const OSSL_PARAM *dh_export_types(int selection)
{
return dh_imexport_types(selection);
}
static ossl_inline int dh_get_params(void *key, OSSL_PARAM params[])
{
DH *dh = key;
OSSL_PARAM *p;
@@ -208,33 +277,27 @@ static ossl_inline int dh_get_dpk_params(void *key, OSSL_PARAM params[])
return 1;
}
/*
* We have wrapper functions to make sure we get signatures right, see
* the forward declarations at the beginning of this file.
*/
static int dh_get_domparam_params(void *domparams, OSSL_PARAM params[])
{
return dh_get_dpk_params(domparams, params);
}
static const OSSL_PARAM dh_params[] = {
OSSL_PARAM_int(OSSL_PKEY_PARAM_BITS, NULL),
OSSL_PARAM_int(OSSL_PKEY_PARAM_SECURITY_BITS, NULL),
OSSL_PARAM_int(OSSL_PKEY_PARAM_MAX_SIZE, NULL),
OSSL_PARAM_END
};
static int dh_get_key_params(void *key, OSSL_PARAM params[])
static const OSSL_PARAM *dh_gettable_params(void)
{
return dh_get_dpk_params(key, params);
return dh_params;
}
const OSSL_DISPATCH dh_keymgmt_functions[] = {
/*
* TODO(3.0) When implementing OSSL_FUNC_KEYMGMT_GENKEY, remember to also
* implement OSSL_FUNC_KEYMGMT_EXPORTKEY.
*/
{ OSSL_FUNC_KEYMGMT_IMPORTDOMPARAMS, (void (*)(void))dh_importdomparams },
{ OSSL_FUNC_KEYMGMT_EXPORTDOMPARAMS, (void (*)(void))dh_exportdomparams },
{ OSSL_FUNC_KEYMGMT_GET_DOMPARAM_PARAMS,
(void (*) (void))dh_get_domparam_params },
{ OSSL_FUNC_KEYMGMT_FREEDOMPARAMS, (void (*)(void))DH_free },
{ OSSL_FUNC_KEYMGMT_IMPORTKEY, (void (*)(void))dh_importkey },
{ OSSL_FUNC_KEYMGMT_EXPORTKEY, (void (*)(void))dh_exportkey },
{ OSSL_FUNC_KEYMGMT_FREEKEY, (void (*)(void))DH_free },
{ OSSL_FUNC_KEYMGMT_GET_KEY_PARAMS, (void (*) (void))dh_get_key_params },
{ OSSL_FUNC_KEYMGMT_NEW, (void (*)(void))dh_newdata },
{ OSSL_FUNC_KEYMGMT_FREE, (void (*)(void))dh_freedata },
{ OSSL_FUNC_KEYMGMT_GET_PARAMS, (void (*) (void))dh_get_params },
{ OSSL_FUNC_KEYMGMT_GETTABLE_PARAMS, (void (*) (void))dh_gettable_params },
{ OSSL_FUNC_KEYMGMT_HAS, (void (*)(void))dh_has },
{ OSSL_FUNC_KEYMGMT_IMPORT, (void (*)(void))dh_import },
{ OSSL_FUNC_KEYMGMT_IMPORT_TYPES, (void (*)(void))dh_import_types },
{ OSSL_FUNC_KEYMGMT_EXPORT, (void (*)(void))dh_export },
{ OSSL_FUNC_KEYMGMT_EXPORT_TYPES, (void (*)(void))dh_export_types },
{ 0, NULL }
};