本文整理汇总了C++中GOSTerr函数的典型用法代码示例。如果您正苦于以下问题:C++ GOSTerr函数的具体用法?C++ GOSTerr怎么用?C++ GOSTerr使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GOSTerr函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: fill_GOST94_params
/*
* Fill GOST 94 params, searching them in R3410_paramset array
* by nid of paramset
*
*/
int fill_GOST94_params (DSA * dsa, int nid)
{
R3410_params *params = R3410_paramset;
while (params->nid != NID_undef && params->nid != nid)
params++;
if (params->nid == NID_undef)
{
GOSTerr (GOST_F_FILL_GOST94_PARAMS, GOST_R_UNSUPPORTED_PARAMETER_SET);
return 0;
}
#define dump_signature(a,b,c)
if (dsa->p)
{
BN_free (dsa->p);
}
dsa->p = NULL;
BN_dec2bn (&(dsa->p), params->p);
if (dsa->q)
{
BN_free (dsa->q);
}
dsa->q = NULL;
BN_dec2bn (&(dsa->q), params->q);
if (dsa->g)
{
BN_free (dsa->g);
}
dsa->g = NULL;
BN_dec2bn (&(dsa->g), params->a);
return 1;
}
开发者ID:274914765,项目名称:C,代码行数:37,代码来源:gost_sign.c
示例2: pkey_gost2001_derive
/*
* EVP_PKEY_METHOD callback derive. Implements VKO R 34.10-2001
* algorithm
*/
int pkey_gost2001_derive (EVP_PKEY_CTX * ctx, unsigned char *key, size_t * keylen)
{
/* Public key of peer in the ctx field peerkey
* Our private key in the ctx pkey
* ukm is in the algorithm specific context data
*/
EVP_PKEY *my_key = EVP_PKEY_CTX_get0_pkey (ctx);
EVP_PKEY *peer_key = EVP_PKEY_CTX_get0_peerkey (ctx);
struct gost_pmeth_data *data = EVP_PKEY_CTX_get_data (ctx);
if (!data->shared_ukm)
{
GOSTerr (GOST_F_PKEY_GOST2001_DERIVE, GOST_R_UKM_NOT_SET);
return 0;
}
if (key == NULL)
{
*keylen = 32;
return 32;
}
*keylen = VKO_compute_key (key, 32, EC_KEY_get0_public_key (EVP_PKEY_get0 (peer_key)),
(EC_KEY *) EVP_PKEY_get0 (my_key), data->shared_ukm);
return 1;
}
开发者ID:274914765,项目名称:C,代码行数:32,代码来源:gost2001_keyx.c
示例3: pub_decode_gost94
/* ---------- Public key functions * --------------------------------------*/
static int pub_decode_gost94(EVP_PKEY *pk, X509_PUBKEY *pub)
{
X509_ALGOR *palg = NULL;
const unsigned char *pubkey_buf = NULL;
unsigned char *databuf;
ASN1_OBJECT *palgobj = NULL;
int pub_len, i, j;
DSA *dsa;
ASN1_OCTET_STRING *octet = NULL;
if (!X509_PUBKEY_get0_param(&palgobj, &pubkey_buf, &pub_len, &palg, pub))
return 0;
EVP_PKEY_assign(pk, OBJ_obj2nid(palgobj), NULL);
if (!decode_gost_algor_params(pk, palg))
return 0;
octet = d2i_ASN1_OCTET_STRING(NULL, &pubkey_buf, pub_len);
if (!octet) {
GOSTerr(GOST_F_PUB_DECODE_GOST94, ERR_R_MALLOC_FAILURE);
return 0;
}
databuf = OPENSSL_malloc(octet->length);
for (i = 0, j = octet->length - 1; i < octet->length; i++, j--) {
databuf[j] = octet->data[i];
}
dsa = EVP_PKEY_get0(pk);
dsa->pub_key = BN_bin2bn(databuf, octet->length, NULL);
ASN1_OCTET_STRING_free(octet);
OPENSSL_free(databuf);
return 1;
}
开发者ID:bbidd985,项目名称:IEEE_Taggant_System,代码行数:32,代码来源:gost_ameth.c
示例4: gost_imit_final
int gost_imit_final(EVP_MD_CTX *ctx,unsigned char *md)
{
struct ossl_gost_imit_ctx *c = ctx->md_data;
if (!c->key_set) {
GOSTerr(GOST_F_GOST_IMIT_FINAL, GOST_R_MAC_KEY_NOT_SET);
return 0;
}
if (c->count==0 && c->bytes_left)
{
unsigned char buffer[8];
memset(buffer, 0, 8);
gost_imit_update(ctx, buffer, 8);
}
if (c->bytes_left)
{
int i;
for (i=c->bytes_left;i<8;i++)
{
c->partial_block[i]=0;
}
mac_block_mesh(c,c->partial_block);
}
get_mac(c->buffer,32,md);
return 1;
}
开发者ID:AdrianaPineda,项目名称:openssl,代码行数:25,代码来源:gost_crypt.c
示例5: pkey_gost_ctrl01_str
static int pkey_gost_ctrl01_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
int param_nid = 0;
if (!strcmp(type, param_ctrl_string)) {
if (!value) {
return 0;
}
if (strlen(value) == 1) {
switch (toupper((unsigned char)value[0])) {
case 'A':
param_nid = NID_id_GostR3410_2001_CryptoPro_A_ParamSet;
break;
case 'B':
param_nid = NID_id_GostR3410_2001_CryptoPro_B_ParamSet;
break;
case 'C':
param_nid = NID_id_GostR3410_2001_CryptoPro_C_ParamSet;
break;
case '0':
param_nid = NID_id_GostR3410_2001_TestParamSet;
break;
default:
return 0;
break;
}
} else if ((strlen(value) == 2)
&& (toupper((unsigned char)value[0]) == 'X')) {
switch (toupper((unsigned char)value[1])) {
case 'A':
param_nid = NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet;
break;
case 'B':
param_nid = NID_id_GostR3410_2001_CryptoPro_XchB_ParamSet;
break;
default:
return 0;
break;
}
} else {
R3410_2001_params *p = R3410_2001_paramset;
param_nid = OBJ_txt2nid(value);
if (param_nid == NID_undef) {
return 0;
}
for (; p->nid != NID_undef; p++) {
if (p->nid == param_nid)
break;
}
if (p->nid == NID_undef) {
GOSTerr(GOST_F_PKEY_GOST_CTRL01_STR, GOST_R_INVALID_PARAMSET);
return 0;
}
}
return pkey_gost_ctrl(ctx, EVP_PKEY_CTRL_GOST_PARAMSET,
param_nid, NULL);
}
return -2;
}
开发者ID:5y,项目名称:node,代码行数:60,代码来源:gost_pmeth.c
示例6: gost2001_keygen
int
gost2001_keygen(GOST_KEY *ec)
{
BIGNUM *order = BN_new(), *d = BN_new();
const EC_GROUP *group = GOST_KEY_get0_group(ec);
int rc = 0;
if (order == NULL || d == NULL)
goto err;
if (EC_GROUP_get_order(group, order, NULL) == 0)
goto err;
do {
if (BN_rand_range(d, order) == 0) {
GOSTerr(GOST_F_GOST2001_KEYGEN,
GOST_R_RANDOM_NUMBER_GENERATOR_FAILED);
goto err;
}
} while (BN_is_zero(d));
if (GOST_KEY_set_private_key(ec, d) == 0)
goto err;
rc = gost2001_compute_public(ec);
err:
BN_free(d);
BN_free(order);
return rc;
}
开发者ID:Heratom,项目名称:Firefly-project,代码行数:29,代码来源:gostr341001.c
示例7: pub_print_gost01
static int
pub_print_gost01(BIO *out, const EVP_PKEY *pkey, int indent, ASN1_PCTX *pctx)
{
BN_CTX *ctx = BN_CTX_new();
BIGNUM *X, *Y;
const EC_POINT *pubkey;
const EC_GROUP *group;
if (ctx == NULL) {
GOSTerr(GOST_F_PUB_PRINT_GOST01, ERR_R_MALLOC_FAILURE);
return 0;
}
BN_CTX_start(ctx);
if ((X = BN_CTX_get(ctx)) == NULL)
goto err;
if ((Y = BN_CTX_get(ctx)) == NULL)
goto err;
pubkey = GOST_KEY_get0_public_key(pkey->pkey.gost);
group = GOST_KEY_get0_group(pkey->pkey.gost);
if (EC_POINT_get_affine_coordinates_GFp(group, pubkey, X, Y,
ctx) == 0) {
GOSTerr(GOST_F_PUB_PRINT_GOST01, ERR_R_EC_LIB);
goto err;
}
if (BIO_indent(out, indent, 128) == 0)
goto err;
BIO_printf(out, "Public key:\n");
if (BIO_indent(out, indent + 3, 128) == 0)
goto err;
BIO_printf(out, "X:");
BN_print(out, X);
BIO_printf(out, "\n");
BIO_indent(out, indent + 3, 128);
BIO_printf(out, "Y:");
BN_print(out, Y);
BIO_printf(out, "\n");
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return param_print_gost01(out, pkey, indent, pctx);
err:
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return 0;
}
开发者ID:ajinkya93,项目名称:OpenBSD,代码行数:47,代码来源:gostr341001_ameth.c
示例8: print_gost_ec_pub
static int print_gost_ec_pub(BIO *out, const EVP_PKEY *pkey, int indent)
{
BN_CTX *ctx;
BIGNUM *X, *Y;
const EC_POINT *pubkey;
const EC_GROUP *group;
EC_KEY *key = (EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey);
int ok = 0;
ctx = BN_CTX_new();
if (!ctx) {
GOSTerr(GOST_F_PRINT_GOST_EC_PUB, ERR_R_MALLOC_FAILURE);
return 0;
}
BN_CTX_start(ctx);
X = BN_CTX_get(ctx);
Y = BN_CTX_get(ctx);
pubkey = (key) ? EC_KEY_get0_public_key(key) : NULL;
group = (key) ? EC_KEY_get0_group(key) : NULL;
if (!pubkey || !group)
goto err;
if (!EC_POINT_get_affine_coordinates_GFp(group, pubkey, X, Y, ctx)) {
GOSTerr(GOST_F_PRINT_GOST_EC_PUB, ERR_R_EC_LIB);
goto err;
}
if (!BIO_indent(out, indent, 128))
goto err;
BIO_printf(out, "Public key:\n");
if (!BIO_indent(out, indent + 3, 128))
goto err;
BIO_printf(out, "X:");
BN_print(out, X);
BIO_printf(out, "\n");
if (!BIO_indent(out, indent + 3, 128))
goto err;
BIO_printf(out, "Y:");
BN_print(out, Y);
BIO_printf(out, "\n");
ok = 1;
err:
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return ok;
}
开发者ID:andbortnik,项目名称:engine,代码行数:47,代码来源:gost_ameth.c
示例9: ASN1_STRING_new
static ASN1_STRING *encode_gost_algor_params(const EVP_PKEY *key)
{
ASN1_STRING *params = ASN1_STRING_new();
GOST_KEY_PARAMS *gkp = GOST_KEY_PARAMS_new();
int pkey_param_nid = NID_undef;
if (!params || !gkp) {
GOSTerr(GOST_F_ENCODE_GOST_ALGOR_PARAMS, ERR_R_MALLOC_FAILURE);
ASN1_STRING_free(params);
params = NULL;
goto err;
}
switch (EVP_PKEY_base_id(key)) {
case NID_id_GostR3410_2001:
pkey_param_nid =
EC_GROUP_get_curve_name(EC_KEY_get0_group
(EVP_PKEY_get0((EVP_PKEY *)key)));
break;
case NID_id_GostR3410_94:
pkey_param_nid =
(int)gost94_nid_by_params(EVP_PKEY_get0((EVP_PKEY *)key));
if (pkey_param_nid == NID_undef) {
GOSTerr(GOST_F_ENCODE_GOST_ALGOR_PARAMS,
GOST_R_INVALID_GOST94_PARMSET);
ASN1_STRING_free(params);
params = NULL;
goto err;
}
break;
}
gkp->key_params = OBJ_nid2obj(pkey_param_nid);
gkp->hash_params = OBJ_nid2obj(NID_id_GostR3411_94_CryptoProParamSet);
/*
* gkp->cipher_params = OBJ_nid2obj(cipher_param_nid);
*/
params->length = i2d_GOST_KEY_PARAMS(gkp, ¶ms->data);
if (params->length <= 0) {
GOSTerr(GOST_F_ENCODE_GOST_ALGOR_PARAMS, ERR_R_MALLOC_FAILURE);
ASN1_STRING_free(params);
params = NULL;
goto err;
}
params->type = V_ASN1_SEQUENCE;
err:
GOST_KEY_PARAMS_free(gkp);
return params;
}
开发者ID:Adallom,项目名称:openssl,代码行数:47,代码来源:gost_ameth.c
示例10: gost89_set_asn1_parameters
/* Set cipher parameters from ASN1 structure */
int gost89_set_asn1_parameters(EVP_CIPHER_CTX *ctx,ASN1_TYPE *params)
{
int len=0;
unsigned char *buf=NULL;
unsigned char *p=NULL;
struct ossl_gost_cipher_ctx *c = ctx->cipher_data;
GOST_CIPHER_PARAMS *gcp = GOST_CIPHER_PARAMS_new();
ASN1_OCTET_STRING *os = NULL;
if (!gcp)
{
GOSTerr(GOST_F_GOST89_SET_ASN1_PARAMETERS, GOST_R_NO_MEMORY);
return 0;
}
if (!ASN1_OCTET_STRING_set(gcp->iv, ctx->iv, ctx->cipher->iv_len))
{
GOST_CIPHER_PARAMS_free(gcp);
GOSTerr(GOST_F_GOST89_SET_ASN1_PARAMETERS, GOST_R_NO_MEMORY);
return 0;
}
ASN1_OBJECT_free(gcp->enc_param_set);
gcp->enc_param_set = OBJ_nid2obj(c->paramNID);
len = i2d_GOST_CIPHER_PARAMS(gcp, NULL);
p = buf = (unsigned char*)OPENSSL_malloc(len);
if (!buf)
{
GOST_CIPHER_PARAMS_free(gcp);
GOSTerr(GOST_F_GOST89_SET_ASN1_PARAMETERS, GOST_R_NO_MEMORY);
return 0;
}
i2d_GOST_CIPHER_PARAMS(gcp, &p);
GOST_CIPHER_PARAMS_free(gcp);
os = ASN1_OCTET_STRING_new();
if(!os || !ASN1_OCTET_STRING_set(os, buf, len))
{
OPENSSL_free(buf);
GOSTerr(GOST_F_GOST89_SET_ASN1_PARAMETERS, GOST_R_NO_MEMORY);
return 0;
}
OPENSSL_free(buf);
ASN1_TYPE_set(params, V_ASN1_SEQUENCE, os);
return 1;
}
开发者ID:10045125,项目名称:xuggle-xuggler,代码行数:47,代码来源:gost_crypt.c
示例11: priv_decode_gost
/* ------------------ private key functions -----------------------------*/
static int priv_decode_gost(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf)
{
const unsigned char *pkey_buf = NULL, *p = NULL;
int priv_len = 0;
BIGNUM *pk_num = NULL;
int ret = 0;
X509_ALGOR *palg = NULL;
ASN1_OBJECT *palg_obj = NULL;
ASN1_INTEGER *priv_key = NULL;
if (!PKCS8_pkey_get0(&palg_obj, &pkey_buf, &priv_len, &palg, p8inf))
return 0;
p = pkey_buf;
if (!decode_gost_algor_params(pk, palg)) {
return 0;
}
if (V_ASN1_OCTET_STRING == *p) {
/* New format - Little endian octet string */
unsigned char rev_buf[32];
int i;
ASN1_OCTET_STRING *s = d2i_ASN1_OCTET_STRING(NULL, &p, priv_len);
if (!s || s->length != 32) {
GOSTerr(GOST_F_PRIV_DECODE_GOST, EVP_R_DECODE_ERROR);
return 0;
}
for (i = 0; i < 32; i++) {
rev_buf[31 - i] = s->data[i];
}
ASN1_STRING_free(s);
pk_num = getbnfrombuf(rev_buf, 32);
} else {
priv_key = d2i_ASN1_INTEGER(NULL, &p, priv_len);
if (!priv_key)
return 0;
ret = ((pk_num = ASN1_INTEGER_to_BN(priv_key, NULL)) != NULL);
ASN1_INTEGER_free(priv_key);
if (!ret) {
GOSTerr(GOST_F_PRIV_DECODE_GOST, EVP_R_DECODE_ERROR);
return 0;
}
}
ret = gost_set_priv_key(pk, pk_num);
BN_free(pk_num);
return ret;
}
开发者ID:Adallom,项目名称:openssl,代码行数:47,代码来源:gost_ameth.c
示例12: gost_ec_keygen
/*
*
* Generates GOST R 34.10-2001
* or GOST R 34.10-2012 keypair
*
*/
int gost_ec_keygen(EC_KEY *ec)
{
BIGNUM *order = NULL, *d = NULL;
const EC_GROUP *group = (ec) ? EC_KEY_get0_group(ec) : NULL;
int ok = 0;
if (!group) {
GOSTerr(GOST_F_GOST_EC_KEYGEN, ERR_R_INTERNAL_ERROR);
return 0;
}
order = BN_new();
d = BN_new();
if (!order || !d) {
GOSTerr(GOST_F_GOST_EC_KEYGEN, ERR_R_MALLOC_FAILURE);
goto end;
}
if (!EC_GROUP_get_order(group, order, NULL)) {
GOSTerr(GOST_F_GOST_EC_KEYGEN, ERR_R_INTERNAL_ERROR);
goto end;
}
do {
if (!BN_rand_range(d, order)) {
GOSTerr(GOST_F_GOST_EC_KEYGEN, GOST_R_RNG_ERROR);
goto end;
}
}
while (BN_is_zero(d));
if (!EC_KEY_set_private_key(ec, d)) {
GOSTerr(GOST_F_GOST_EC_KEYGEN, ERR_R_INTERNAL_ERROR);
goto end;
}
ok = 1;
end:
if (d)
BN_free(d);
if (order)
BN_free(order);
return (ok) ? gost_ec_compute_public(ec) : 0;
}
开发者ID:MaXaMaR,项目名称:engine,代码行数:51,代码来源:gost_ec_sign.c
示例13: gost2001_compute_public
int
gost2001_compute_public(GOST_KEY *ec)
{
const EC_GROUP *group = GOST_KEY_get0_group(ec);
EC_POINT *pub_key = NULL;
const BIGNUM *priv_key = NULL;
BN_CTX *ctx = NULL;
int ok = 0;
if (group == NULL) {
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,
GOST_R_KEY_IS_NOT_INITIALIZED);
return 0;
}
ctx = BN_CTX_new();
if (ctx == NULL) {
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,
ERR_R_MALLOC_FAILURE);
return 0;
}
BN_CTX_start(ctx);
if ((priv_key = GOST_KEY_get0_private_key(ec)) == NULL)
goto err;
pub_key = EC_POINT_new(group);
if (pub_key == NULL)
goto err;
if (EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, ctx) == 0)
goto err;
if (GOST_KEY_set_public_key(ec, pub_key) == 0)
goto err;
ok = 1;
if (ok == 0) {
err:
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC, ERR_R_EC_LIB);
}
EC_POINT_free(pub_key);
if (ctx != NULL) {
BN_CTX_end(ctx);
BN_CTX_free(ctx);
}
return ok;
}
开发者ID:Heratom,项目名称:Firefly-project,代码行数:44,代码来源:gostr341001.c
示例14: pub_encode_gost01
static int pub_encode_gost01(X509_PUBKEY *pub,const EVP_PKEY *pk)
{
ASN1_OBJECT *algobj = NULL;
ASN1_OCTET_STRING *octet = NULL;
void *pval = NULL;
unsigned char *buf=NULL,*databuf,*sptr;
int i,j,data_len,ret=0;
const EC_POINT *pub_key;
BIGNUM *X,*Y,*order;
const EC_KEY *ec = EVP_PKEY_get0((EVP_PKEY *)pk);
int ptype = V_ASN1_UNDEF;
algobj = OBJ_nid2obj(EVP_PKEY_base_id(pk));
if (pk->save_parameters)
{
ASN1_STRING *params = encode_gost_algor_params(pk);
pval = params;
ptype = V_ASN1_SEQUENCE;
}
order = BN_new();
EC_GROUP_get_order(EC_KEY_get0_group(ec),order,NULL);
pub_key=EC_KEY_get0_public_key(ec);
if (!pub_key)
{
GOSTerr(GOST_F_PUB_ENCODE_GOST01,
GOST_R_PUBLIC_KEY_UNDEFINED);
return 0;
}
X=BN_new();
Y=BN_new();
EC_POINT_get_affine_coordinates_GFp(EC_KEY_get0_group(ec),
pub_key,X,Y,NULL);
data_len = 2*BN_num_bytes(order);
BN_free(order);
databuf = OPENSSL_malloc(data_len);
memset(databuf,0,data_len);
store_bignum(X,databuf+data_len/2,data_len/2);
store_bignum(Y,databuf,data_len/2);
BN_free(X);
BN_free(Y);
octet = ASN1_OCTET_STRING_new();
ASN1_STRING_set(octet,NULL,data_len);
sptr=ASN1_STRING_data(octet);
for (i=0,j=data_len-1;i<data_len;i++,j--)
{
sptr[i]=databuf[j];
}
OPENSSL_free(databuf);
ret = i2d_ASN1_OCTET_STRING(octet,&buf);
ASN1_BIT_STRING_free(octet);
if (ret <0) return 0;
return X509_PUBKEY_set0_param(pub,algobj,ptype,pval,buf,ret);
}
开发者ID:0culus,项目名称:openssl,代码行数:55,代码来源:gost_ameth.c
示例15: pkey_gost_mac_keygen
static int pkey_gost_mac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
struct gost_mac_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx);
uint8_t *keydata;
if (!data->key_set) {
GOSTerr(GOST_F_PKEY_GOST_MAC_KEYGEN, GOST_R_MAC_KEY_NOT_SET);
return 0;
}
keydata = malloc(32);
if (keydata == NULL) {
GOSTerr(GOST_F_PKEY_GOST_MAC_KEYGEN, ERR_R_MALLOC_FAILURE);
return 0;
}
memcpy(keydata, data->key, 32);
EVP_PKEY_assign(pkey, NID_id_Gost28147_89_MAC, keydata);
return 1;
}
开发者ID:vigortls,项目名称:vigortls,代码行数:20,代码来源:gost89imit_pmeth.c
示例16: fill_GOST2001_params
/*
* Fills EC_KEY structure hidden in the app_data field of DSA structure
* with parameter information, extracted from parameter array in
* params.c file.
*
* Also fils DSA->q field with copy of EC_GROUP order field to make
* DSA_size function work
*/
int fill_GOST2001_params(EC_KEY *eckey, int nid)
{
R3410_2001_params *params = R3410_2001_paramset;
EC_GROUP *grp = NULL;
BIGNUM *p = NULL, *q = NULL, *a = NULL, *b = NULL, *x = NULL, *y = NULL;
EC_POINT *P = NULL;
BN_CTX *ctx = BN_CTX_new();
int ok = 0;
BN_CTX_start(ctx);
p = BN_CTX_get(ctx);
a = BN_CTX_get(ctx);
b = BN_CTX_get(ctx);
x = BN_CTX_get(ctx);
y = BN_CTX_get(ctx);
q = BN_CTX_get(ctx);
while (params->nid != NID_undef && params->nid != nid)
params++;
if (params->nid == NID_undef) {
GOSTerr(GOST_F_FILL_GOST2001_PARAMS,
GOST_R_UNSUPPORTED_PARAMETER_SET);
goto err;
}
BN_hex2bn(&p, params->p);
BN_hex2bn(&a, params->a);
BN_hex2bn(&b, params->b);
grp = EC_GROUP_new_curve_GFp(p, a, b, ctx);
P = EC_POINT_new(grp);
BN_hex2bn(&x, params->x);
BN_hex2bn(&y, params->y);
EC_POINT_set_affine_coordinates_GFp(grp, P, x, y, ctx);
BN_hex2bn(&q, params->q);
#ifdef DEBUG_KEYS
fprintf(stderr, "Set params index %d oid %s\nq=",
(params - R3410_2001_paramset), OBJ_nid2sn(params->nid));
BN_print_fp(stderr, q);
fprintf(stderr, "\n");
#endif
EC_GROUP_set_generator(grp, P, q, NULL);
EC_GROUP_set_curve_name(grp, params->nid);
EC_KEY_set_group(eckey, grp);
ok = 1;
err:
EC_POINT_free(P);
EC_GROUP_free(grp);
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return ok;
}
开发者ID:4872866,项目名称:node,代码行数:62,代码来源:gost2001.c
示例17: pub_encode_gost94
static int pub_encode_gost94(X509_PUBKEY *pub, const EVP_PKEY *pk)
{
ASN1_OBJECT *algobj = NULL;
ASN1_OCTET_STRING *octet = NULL;
void *pval = NULL;
unsigned char *buf = NULL, *databuf, *sptr;
int i, j, data_len, ret = 0;
int ptype = V_ASN1_UNDEF;
DSA *dsa = EVP_PKEY_get0((EVP_PKEY *)pk);
algobj = OBJ_nid2obj(EVP_PKEY_base_id(pk));
if (pk->save_parameters) {
ASN1_STRING *params = encode_gost_algor_params(pk);
pval = params;
ptype = V_ASN1_SEQUENCE;
}
data_len = BN_num_bytes(dsa->pub_key);
databuf = OPENSSL_malloc(data_len);
if (databuf == NULL) {
GOSTerr(GOST_F_PUB_ENCODE_GOST94, ERR_R_MALLOC_FAILURE);
return 0;
}
BN_bn2bin(dsa->pub_key, databuf);
octet = ASN1_OCTET_STRING_new();
if (octet == NULL) {
GOSTerr(GOST_F_PUB_ENCODE_GOST94, ERR_R_MALLOC_FAILURE);
OPENSSL_free(databuf);
return 0;
}
ASN1_STRING_set(octet, NULL, data_len);
sptr = ASN1_STRING_data(octet);
for (i = 0, j = data_len - 1; i < data_len; i++, j--) {
sptr[i] = databuf[j];
}
OPENSSL_free(databuf);
ret = i2d_ASN1_OCTET_STRING(octet, &buf);
ASN1_BIT_STRING_free(octet);
if (ret < 0)
return 0;
return X509_PUBKEY_set0_param(pub, algobj, ptype, pval, buf, ret);
}
开发者ID:Adallom,项目名称:openssl,代码行数:41,代码来源:gost_ameth.c
示例18: DSA_SIG_new
/*
* Computes signature and returns it as DSA_SIG structure
*/
DSA_SIG *gost_do_sign (const unsigned char *dgst, int dlen, DSA * dsa)
{
BIGNUM *k = NULL, *tmp = NULL, *tmp2 = NULL;
DSA_SIG *newsig = DSA_SIG_new ();
BIGNUM *md = hashsum2bn (dgst);
/* check if H(M) mod q is zero */
BN_CTX *ctx = BN_CTX_new ();
BN_CTX_start (ctx);
if (!newsig)
{
GOSTerr (GOST_F_GOST_DO_SIGN, GOST_R_NO_MEMORY);
goto err;
}
tmp = BN_CTX_get (ctx);
k = BN_CTX_get (ctx);
tmp2 = BN_CTX_get (ctx);
BN_mod (tmp, md, dsa->q, ctx);
if (BN_is_zero (tmp))
{
BN_one (md);
}
do
{
do
{
/*Generate random number k less than q */
BN_rand_range (k, dsa->q);
/* generate r = (a^x mod p) mod q */
BN_mod_exp (tmp, dsa->g, k, dsa->p, ctx);
if (!(newsig->r))
newsig->r = BN_new ();
BN_mod (newsig->r, tmp, dsa->q, ctx);
}
while (BN_is_zero (newsig->r));
/* generate s = (xr + k(Hm)) mod q */
BN_mod_mul (tmp, dsa->priv_key, newsig->r, dsa->q, ctx);
BN_mod_mul (tmp2, k, md, dsa->q, ctx);
if (!newsig->s)
newsig->s = BN_new ();
BN_mod_add (newsig->s, tmp, tmp2, dsa->q, ctx);
}
while (BN_is_zero (newsig->s));
err:
BN_free (md);
BN_CTX_end (ctx);
BN_CTX_free (ctx);
return newsig;
}
开发者ID:274914765,项目名称:C,代码行数:55,代码来源:gost_sign.c
示例19: gost2001_compute_public
/*
* Computes GOST R 34.10-2001 public key
*
*
*/
int gost2001_compute_public(EC_KEY *ec)
{
const EC_GROUP *group = EC_KEY_get0_group(ec);
EC_POINT *pub_key=NULL;
const BIGNUM *priv_key=NULL;
BN_CTX *ctx=NULL;
int ok=0;
if (!group)
{
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,GOST_R_KEY_IS_NOT_INITIALIZED);
return 0;
}
ctx=BN_CTX_new();
BN_CTX_start(ctx);
if (!(priv_key=EC_KEY_get0_private_key(ec)))
{
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,ERR_R_EC_LIB);
goto err;
}
pub_key = EC_POINT_new(group);
if (!EC_POINT_mul(group,pub_key,priv_key,NULL,NULL,ctx))
{
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,ERR_R_EC_LIB);
goto err;
}
if (!EC_KEY_set_public_key(ec,pub_key))
{
GOSTerr(GOST_F_GOST2001_COMPUTE_PUBLIC,ERR_R_EC_LIB);
goto err;
}
ok = 256;
err:
BN_CTX_end(ctx);
EC_POINT_free(pub_key);
BN_CTX_free(ctx);
return ok;
}
开发者ID:evenmatrix,项目名称:streamster2-pyopenssl,代码行数:44,代码来源:gost2001.c
示例20: pkey_gost_mac_keygen
static int pkey_gost_mac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
struct gost_mac_pmeth_data *data = EVP_PKEY_CTX_get_data(ctx);
unsigned char *keydata;
if (!data->key_set) {
GOSTerr(GOST_F_PKEY_GOST_MAC_KEYGEN, GOST_R_MAC_KEY_NOT_SET);
return 0;
}
keydata = OPENSSL_malloc(32);
memcpy(keydata, data->key, 32);
EVP_PKEY_assign(pkey, NID_id_Gost28147_89_MAC, keydata);
return 1;
}
开发者ID:5y,项目名称:node,代码行数:13,代码来源:gost_pmeth.c
注:本文中的GOSTerr函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
请发表评论