*/
#include <string.h> /* memset */
+#include <openssl/core_names.h>
#include "internal/ffc.h"
+#include "internal/param_build_set.h"
+
#ifndef FIPS_MODE
# include <openssl/asn1.h> /* ffc_params_print */
#endif
void ffc_params_init(FFC_PARAMS *params)
{
- memset(params, 0, sizeof(FFC_PARAMS));
+ memset(params, 0, sizeof(*params));
params->pcounter = -1;
params->gindex = FFC_UNVERIFIABLE_GINDEX;
}
d->j = j;
}
-int ffc_params_set_validate_params(FFC_PARAMS *params,
- const unsigned char *seed, size_t seedlen,
- int counter)
+int ffc_params_set_seed(FFC_PARAMS *params,
+ const unsigned char *seed, size_t seedlen)
{
if (params == NULL)
return 0;
- if (params->seed != NULL)
+ if (params->seed != NULL) {
+ if (params->seed == seed)
+ return 1;
OPENSSL_free(params->seed);
+ }
if (seed != NULL && seedlen > 0) {
params->seed = OPENSSL_memdup(seed, seedlen);
params->seed = NULL;
params->seedlen = 0;
}
+ return 1;
+}
+
+void ffc_params_set_gindex(FFC_PARAMS *params, int index)
+{
+ params->gindex = index;
+}
+
+void ffc_params_set_pcounter(FFC_PARAMS *params, int index)
+{
+ params->pcounter = index;
+}
+
+void ffc_params_set_h(FFC_PARAMS *params, int index)
+{
+ params->h = index;
+}
+
+int ffc_params_set_validate_params(FFC_PARAMS *params,
+ const unsigned char *seed, size_t seedlen,
+ int counter)
+{
+ if (!ffc_params_set_seed(params, seed, seedlen))
+ return 0;
params->pcounter = counter;
return 1;
}
} else {
dst->seed = NULL;
}
+ dst->nid = src->nid;
dst->pcounter = src->pcounter;
+ dst->h = src->h;
+ dst->gindex = src->gindex;
return 1;
}
&& (ignore_q || BN_cmp(a->q, b->q) == 0); /* Note: q may be NULL */
}
+int ffc_params_todata(const FFC_PARAMS *ffc, OSSL_PARAM_BLD *bld,
+ OSSL_PARAM params[])
+{
+ if (ffc == NULL)
+ return 0;
+
+ if (ffc->p != NULL
+ && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_FFC_P, ffc->p))
+ return 0;
+ if (ffc->q != NULL
+ && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_FFC_Q, ffc->q))
+ return 0;
+ if (ffc->g != NULL
+ && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_FFC_G, ffc->g))
+ return 0;
+ if (ffc->j != NULL
+ && !ossl_param_build_set_bn(bld, params, OSSL_PKEY_PARAM_FFC_COFACTOR,
+ ffc->j))
+ return 0;
+ if (!ossl_param_build_set_int(bld, params, OSSL_PKEY_PARAM_FFC_GINDEX,
+ ffc->gindex))
+ return 0;
+ if (!ossl_param_build_set_int(bld, params, OSSL_PKEY_PARAM_FFC_PCOUNTER,
+ ffc->pcounter))
+ return 0;
+ if (!ossl_param_build_set_int(bld, params, OSSL_PKEY_PARAM_FFC_H, ffc->h))
+ return 0;
+ if (ffc->seed != NULL
+ && !ossl_param_build_set_octet_string(bld, params,
+ OSSL_PKEY_PARAM_FFC_SEED,
+ ffc->seed, ffc->seedlen))
+ return 0;
+ if (ffc->nid != NID_undef) {
+ const char *name = ffc_named_group_from_uid(ffc->nid);
+
+ if (name == NULL
+ || !ossl_param_build_set_utf8_string(bld, params,
+ OSSL_PKEY_PARAM_FFC_GROUP,
+ name))
+ return 0;
+ }
+ return 1;
+}
+
#ifndef FIPS_MODE
int ffc_params_print(BIO *bp, const FFC_PARAMS *ffc, int indent)
{