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

Latest update.

Browse Source
This commit is contained in:
Hakase
2019-10-17 23:54:38 +09:00
parent 41a23ae6f6
commit ee84d0dd84
1357 changed files with 41111 additions and 9603 deletions
Download Patch File Download Diff File Expand all files Collapse all files
crypto/ec/ecx_meth.c
+672 -8
View File
@@ -12,10 +12,10 @@
#include <openssl/x509.h>
#include <openssl/ec.h>
#include <openssl/rand.h>
#include "internal/asn1_int.h"
#include "internal/evp_int.h"
#include "ec_lcl.h"
#include "curve448/curve448_lcl.h"
#include "crypto/asn1.h"
#include "crypto/evp.h"
#include "ec_local.h"
#include "curve448/curve448_local.h"
#define X25519_BITS 253
#define X25519_SECURITY_BITS 128
@@ -719,7 +719,7 @@ static int pkey_ecx_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
return -2;
}
const EVP_PKEY_METHOD ecx25519_pkey_meth = {
static const EVP_PKEY_METHOD ecx25519_pkey_meth = {
EVP_PKEY_X25519,
0, 0, 0, 0, 0, 0, 0,
pkey_ecx_keygen,
@@ -729,7 +729,7 @@ const EVP_PKEY_METHOD ecx25519_pkey_meth = {
0
};
const EVP_PKEY_METHOD ecx448_pkey_meth = {
static const EVP_PKEY_METHOD ecx448_pkey_meth = {
EVP_PKEY_X448,
0, 0, 0, 0, 0, 0, 0,
pkey_ecx_keygen,
@@ -830,7 +830,7 @@ static int pkey_ecd_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
return -2;
}
const EVP_PKEY_METHOD ed25519_pkey_meth = {
static const EVP_PKEY_METHOD ed25519_pkey_meth = {
EVP_PKEY_ED25519, EVP_PKEY_FLAG_SIGCTX_CUSTOM,
0, 0, 0, 0, 0, 0,
pkey_ecx_keygen,
@@ -841,7 +841,7 @@ const EVP_PKEY_METHOD ed25519_pkey_meth = {
pkey_ecd_digestverify25519
};
const EVP_PKEY_METHOD ed448_pkey_meth = {
static const EVP_PKEY_METHOD ed448_pkey_meth = {
EVP_PKEY_ED448, EVP_PKEY_FLAG_SIGCTX_CUSTOM,
0, 0, 0, 0, 0, 0,
pkey_ecx_keygen,
@@ -851,3 +851,667 @@ const EVP_PKEY_METHOD ed448_pkey_meth = {
pkey_ecd_digestsign448,
pkey_ecd_digestverify448
};
#ifdef S390X_EC_ASM
# include "s390x_arch.h"
static void s390x_x25519_mod_p(unsigned char u[32])
{
unsigned char u_red[32];
unsigned int c = 0;
int i;
memcpy(u_red, u, sizeof(u_red));
c += (unsigned int)u_red[31] + 19;
u_red[31] = (unsigned char)c;
c >>= 8;
for (i = 30; c > 0 && i >= 0; i--) {
c += (unsigned int)u_red[i];
u_red[i] = (unsigned char)c;
c >>= 8;
}
if (u_red[0] & 0x80) {
u_red[0] &= 0x7f;
memcpy(u, u_red, sizeof(u_red));
}
}
static void s390x_x448_mod_p(unsigned char u[56])
{
unsigned char u_red[56];
unsigned int c = 0;
int i;
memcpy(u_red, u, sizeof(u_red));
c += (unsigned int)u_red[55] + 1;
u_red[55] = (unsigned char)c;
c >>= 8;
for (i = 54; i >= 28; i--) {
c += (unsigned int)u_red[i];
u_red[i] = (unsigned char)c;
c >>= 8;
}
c += (unsigned int)u_red[27] + 1;
u_red[27] = (unsigned char)c;
c >>= 8;
for (i = 26; c > 0 && i >= 0; i--) {
c += (unsigned int)u_red[i];
u_red[i] = (unsigned char)c;
c >>= 8;
}
if (u_red[0] & 0x80) {
u_red[0] &= 0x7f;
memcpy(u, u_red, sizeof(u_red));
}
}
static int s390x_x25519_mul(unsigned char u_dst[32],
const unsigned char u_src[32],
const unsigned char d_src[32])
{
union {
struct {
unsigned char u_dst[32];
unsigned char u_src[32];
unsigned char d_src[32];
} x25519;
unsigned long long buff[512];
} param;
int rc;
memset(&param, 0, sizeof(param));
s390x_flip_endian32(param.x25519.u_src, u_src);
param.x25519.u_src[0] &= 0x7f;
s390x_x25519_mod_p(param.x25519.u_src);
s390x_flip_endian32(param.x25519.d_src, d_src);
param.x25519.d_src[31] &= 248;
param.x25519.d_src[0] &= 127;
param.x25519.d_src[0] |= 64;
rc = s390x_pcc(S390X_SCALAR_MULTIPLY_X25519, &param.x25519) ? 0 : 1;
if (rc == 1)
s390x_flip_endian32(u_dst, param.x25519.u_dst);
OPENSSL_cleanse(param.x25519.d_src, sizeof(param.x25519.d_src));
return rc;
}
static int s390x_x448_mul(unsigned char u_dst[56],
const unsigned char u_src[56],
const unsigned char d_src[56])
{
union {
struct {
unsigned char u_dst[64];
unsigned char u_src[64];
unsigned char d_src[64];
} x448;
unsigned long long buff[512];
} param;
int rc;
memset(&param, 0, sizeof(param));
memcpy(param.x448.u_src, u_src, 56);
memcpy(param.x448.d_src, d_src, 56);
s390x_flip_endian64(param.x448.u_src, param.x448.u_src);
s390x_x448_mod_p(param.x448.u_src);
s390x_flip_endian64(param.x448.d_src, param.x448.d_src);
param.x448.d_src[63] &= 252;
param.x448.d_src[8] |= 128;
rc = s390x_pcc(S390X_SCALAR_MULTIPLY_X448, &param.x448) ? 0 : 1;
if (rc == 1) {
s390x_flip_endian64(param.x448.u_dst, param.x448.u_dst);
memcpy(u_dst, param.x448.u_dst, 56);
}
OPENSSL_cleanse(param.x448.d_src, sizeof(param.x448.d_src));
return rc;
}
static int s390x_ed25519_mul(unsigned char x_dst[32],
unsigned char y_dst[32],
const unsigned char x_src[32],
const unsigned char y_src[32],
const unsigned char d_src[32])
{
union {
struct {
unsigned char x_dst[32];
unsigned char y_dst[32];
unsigned char x_src[32];
unsigned char y_src[32];
unsigned char d_src[32];
} ed25519;
unsigned long long buff[512];
} param;
int rc;
memset(&param, 0, sizeof(param));
s390x_flip_endian32(param.ed25519.x_src, x_src);
s390x_flip_endian32(param.ed25519.y_src, y_src);
s390x_flip_endian32(param.ed25519.d_src, d_src);
rc = s390x_pcc(S390X_SCALAR_MULTIPLY_ED25519, &param.ed25519) ? 0 : 1;
if (rc == 1) {
s390x_flip_endian32(x_dst, param.ed25519.x_dst);
s390x_flip_endian32(y_dst, param.ed25519.y_dst);
}
OPENSSL_cleanse(param.ed25519.d_src, sizeof(param.ed25519.d_src));
return rc;
}
static int s390x_ed448_mul(unsigned char x_dst[57],
unsigned char y_dst[57],
const unsigned char x_src[57],
const unsigned char y_src[57],
const unsigned char d_src[57])
{
union {
struct {
unsigned char x_dst[64];
unsigned char y_dst[64];
unsigned char x_src[64];
unsigned char y_src[64];
unsigned char d_src[64];
} ed448;
unsigned long long buff[512];
} param;
int rc;
memset(&param, 0, sizeof(param));
memcpy(param.ed448.x_src, x_src, 57);
memcpy(param.ed448.y_src, y_src, 57);
memcpy(param.ed448.d_src, d_src, 57);
s390x_flip_endian64(param.ed448.x_src, param.ed448.x_src);
s390x_flip_endian64(param.ed448.y_src, param.ed448.y_src);
s390x_flip_endian64(param.ed448.d_src, param.ed448.d_src);
rc = s390x_pcc(S390X_SCALAR_MULTIPLY_ED448, &param.ed448) ? 0 : 1;
if (rc == 1) {
s390x_flip_endian64(param.ed448.x_dst, param.ed448.x_dst);
s390x_flip_endian64(param.ed448.y_dst, param.ed448.y_dst);
memcpy(x_dst, param.ed448.x_dst, 57);
memcpy(y_dst, param.ed448.y_dst, 57);
}
OPENSSL_cleanse(param.ed448.d_src, sizeof(param.ed448.d_src));
return rc;
}
static int s390x_pkey_ecx_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
static const unsigned char generator[] = {
0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key;
unsigned char *privkey = NULL, *pubkey;
key = OPENSSL_zalloc(sizeof(*key));
if (key == NULL) {
ECerr(EC_F_S390X_PKEY_ECX_KEYGEN25519, ERR_R_MALLOC_FAILURE);
goto err;
}
pubkey = key->pubkey;
privkey = key->privkey = OPENSSL_secure_malloc(X25519_KEYLEN);
if (privkey == NULL) {
ECerr(EC_F_S390X_PKEY_ECX_KEYGEN25519, ERR_R_MALLOC_FAILURE);
goto err;
}
if (RAND_priv_bytes(privkey, X25519_KEYLEN) <= 0)
goto err;
privkey[0] &= 248;
privkey[31] &= 127;
privkey[31] |= 64;
if (s390x_x25519_mul(pubkey, generator, privkey) != 1)
goto err;
EVP_PKEY_assign(pkey, ctx->pmeth->pkey_id, key);
return 1;
err:
OPENSSL_secure_clear_free(privkey, X25519_KEYLEN);
key->privkey = NULL;
OPENSSL_free(key);
return 0;
}
static int s390x_pkey_ecx_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
static const unsigned char generator[] = {
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
ECX_KEY *key;
unsigned char *privkey = NULL, *pubkey;
key = OPENSSL_zalloc(sizeof(*key));
if (key == NULL) {
ECerr(EC_F_S390X_PKEY_ECX_KEYGEN448, ERR_R_MALLOC_FAILURE);
goto err;
}
pubkey = key->pubkey;
privkey = key->privkey = OPENSSL_secure_malloc(X448_KEYLEN);
if (privkey == NULL) {
ECerr(EC_F_S390X_PKEY_ECX_KEYGEN448, ERR_R_MALLOC_FAILURE);
goto err;
}
if (RAND_priv_bytes(privkey, X448_KEYLEN) <= 0)
goto err;
privkey[0] &= 252;
privkey[55] |= 128;
if (s390x_x448_mul(pubkey, generator, privkey) != 1)
goto err;
EVP_PKEY_assign(pkey, ctx->pmeth->pkey_id, key);
return 1;
err:
OPENSSL_secure_clear_free(privkey, X448_KEYLEN);
key->privkey = NULL;
OPENSSL_free(key);
return 0;
}
static int s390x_pkey_ecd_keygen25519(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
static const unsigned char generator_x[] = {
0x1a, 0xd5, 0x25, 0x8f, 0x60, 0x2d, 0x56, 0xc9, 0xb2, 0xa7, 0x25, 0x95,
0x60, 0xc7, 0x2c, 0x69, 0x5c, 0xdc, 0xd6, 0xfd, 0x31, 0xe2, 0xa4, 0xc0,
0xfe, 0x53, 0x6e, 0xcd, 0xd3, 0x36, 0x69, 0x21
};
static const unsigned char generator_y[] = {
0x58, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
};
unsigned char x_dst[32], buff[SHA512_DIGEST_LENGTH];
ECX_KEY *key;
unsigned char *privkey = NULL, *pubkey;
key = OPENSSL_zalloc(sizeof(*key));
if (key == NULL) {
ECerr(EC_F_S390X_PKEY_ECD_KEYGEN25519, ERR_R_MALLOC_FAILURE);
goto err;
}
pubkey = key->pubkey;
privkey = key->privkey = OPENSSL_secure_malloc(ED25519_KEYLEN);
if (privkey == NULL) {
ECerr(EC_F_S390X_PKEY_ECD_KEYGEN25519, ERR_R_MALLOC_FAILURE);
goto err;
}
if (RAND_priv_bytes(privkey, ED25519_KEYLEN) <= 0)
goto err;
SHA512(privkey, 32, buff);
buff[0] &= 248;
buff[31] &= 63;
buff[31] |= 64;
if (s390x_ed25519_mul(x_dst, pubkey,
generator_x, generator_y, buff) != 1)
goto err;
pubkey[31] |= ((x_dst[0] & 0x01) << 7);
EVP_PKEY_assign(pkey, ctx->pmeth->pkey_id, key);
return 1;
err:
OPENSSL_secure_clear_free(privkey, ED25519_KEYLEN);
key->privkey = NULL;
OPENSSL_free(key);
return 0;
}
static int s390x_pkey_ecd_keygen448(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
static const unsigned char generator_x[] = {
0x5e, 0xc0, 0x0c, 0xc7, 0x2b, 0xa8, 0x26, 0x26, 0x8e, 0x93, 0x00, 0x8b,
0xe1, 0x80, 0x3b, 0x43, 0x11, 0x65, 0xb6, 0x2a, 0xf7, 0x1a, 0xae, 0x12,
0x64, 0xa4, 0xd3, 0xa3, 0x24, 0xe3, 0x6d, 0xea, 0x67, 0x17, 0x0f, 0x47,
0x70, 0x65, 0x14, 0x9e, 0xda, 0x36, 0xbf, 0x22, 0xa6, 0x15, 0x1d, 0x22,
0xed, 0x0d, 0xed, 0x6b, 0xc6, 0x70, 0x19, 0x4f, 0x00
};
static const unsigned char generator_y[] = {
0x14, 0xfa, 0x30, 0xf2, 0x5b, 0x79, 0x08, 0x98, 0xad, 0xc8, 0xd7, 0x4e,
0x2c, 0x13, 0xbd, 0xfd, 0xc4, 0x39, 0x7c, 0xe6, 0x1c, 0xff, 0xd3, 0x3a,
0xd7, 0xc2, 0xa0, 0x05, 0x1e, 0x9c, 0x78, 0x87, 0x40, 0x98, 0xa3, 0x6c,
0x73, 0x73, 0xea, 0x4b, 0x62, 0xc7, 0xc9, 0x56, 0x37, 0x20, 0x76, 0x88,
0x24, 0xbc, 0xb6, 0x6e, 0x71, 0x46, 0x3f, 0x69, 0x00
};
unsigned char x_dst[57], buff[114];
ECX_KEY *key;
unsigned char *privkey = NULL, *pubkey;
EVP_MD_CTX *hashctx = NULL;
key = OPENSSL_zalloc(sizeof(*key));
if (key == NULL) {
ECerr(EC_F_S390X_PKEY_ECD_KEYGEN448, ERR_R_MALLOC_FAILURE);
goto err;
}
pubkey = key->pubkey;
privkey = key->privkey = OPENSSL_secure_malloc(ED448_KEYLEN);
if (privkey == NULL) {
ECerr(EC_F_S390X_PKEY_ECD_KEYGEN448, ERR_R_MALLOC_FAILURE);
goto err;
}
if (RAND_priv_bytes(privkey, ED448_KEYLEN) <= 0)
goto err;
hashctx = EVP_MD_CTX_new();
if (hashctx == NULL)
goto err;
if (EVP_DigestInit_ex(hashctx, EVP_shake256(), NULL) != 1)
goto err;
if (EVP_DigestUpdate(hashctx, privkey, 57) != 1)
goto err;
if (EVP_DigestFinalXOF(hashctx, buff, sizeof(buff)) != 1)
goto err;
buff[0] &= -4;
buff[55] |= 0x80;
buff[56] = 0;
if (s390x_ed448_mul(x_dst, pubkey,
generator_x, generator_y, buff) != 1)
goto err;
pubkey[56] |= ((x_dst[0] & 0x01) << 7);
EVP_PKEY_assign(pkey, ctx->pmeth->pkey_id, key);
EVP_MD_CTX_free(hashctx);
return 1;
err:
OPENSSL_secure_clear_free(privkey, ED448_KEYLEN);
key->privkey = NULL;
OPENSSL_free(key);
EVP_MD_CTX_free(hashctx);
return 0;
}
static int s390x_pkey_ecx_derive25519(EVP_PKEY_CTX *ctx, unsigned char *key,
size_t *keylen)
{
const unsigned char *privkey, *pubkey;
if (!validate_ecx_derive(ctx, key, keylen, &privkey, &pubkey))
return 0;
if (key != NULL)
return s390x_x25519_mul(key, pubkey, privkey);
*keylen = X25519_KEYLEN;
return 1;
}
static int s390x_pkey_ecx_derive448(EVP_PKEY_CTX *ctx, unsigned char *key,
size_t *keylen)
{
const unsigned char *privkey, *pubkey;
if (!validate_ecx_derive(ctx, key, keylen, &privkey, &pubkey))
return 0;
if (key != NULL)
return s390x_x448_mul(key, pubkey, privkey);
*keylen = X448_KEYLEN;
return 1;
}
static int s390x_pkey_ecd_digestsign25519(EVP_MD_CTX *ctx,
unsigned char *sig, size_t *siglen,
const unsigned char *tbs,
size_t tbslen)
{
union {
struct {
unsigned char sig[64];
unsigned char priv[32];
} ed25519;
unsigned long long buff[512];
} param;
const ECX_KEY *edkey = EVP_MD_CTX_pkey_ctx(ctx)->pkey->pkey.ecx;
int rc;
if (sig == NULL) {
*siglen = ED25519_SIGSIZE;
return 1;
}
if (*siglen < ED25519_SIGSIZE) {
ECerr(EC_F_S390X_PKEY_ECD_DIGESTSIGN25519, EC_R_BUFFER_TOO_SMALL);
return 0;
}
memset(&param, 0, sizeof(param));
memcpy(param.ed25519.priv, edkey->privkey, sizeof(param.ed25519.priv));
rc = s390x_kdsa(S390X_EDDSA_SIGN_ED25519, &param.ed25519, tbs, tbslen);
OPENSSL_cleanse(param.ed25519.priv, sizeof(param.ed25519.priv));
if (rc != 0)
return 0;
s390x_flip_endian32(sig, param.ed25519.sig);
s390x_flip_endian32(sig + 32, param.ed25519.sig + 32);
*siglen = ED25519_SIGSIZE;
return 1;
}
static int s390x_pkey_ecd_digestsign448(EVP_MD_CTX *ctx,
unsigned char *sig, size_t *siglen,
const unsigned char *tbs,
size_t tbslen)
{
union {
struct {
unsigned char sig[128];
unsigned char priv[64];
} ed448;
unsigned long long buff[512];
} param;
const ECX_KEY *edkey = EVP_MD_CTX_pkey_ctx(ctx)->pkey->pkey.ecx;
int rc;
if (sig == NULL) {
*siglen = ED448_SIGSIZE;
return 1;
}
if (*siglen < ED448_SIGSIZE) {
ECerr(EC_F_S390X_PKEY_ECD_DIGESTSIGN448, EC_R_BUFFER_TOO_SMALL);
return 0;
}
memset(&param, 0, sizeof(param));
memcpy(param.ed448.priv + 64 - 57, edkey->privkey, 57);
rc = s390x_kdsa(S390X_EDDSA_SIGN_ED448, &param.ed448, tbs, tbslen);
OPENSSL_cleanse(param.ed448.priv, sizeof(param.ed448.priv));
if (rc != 0)
return 0;
s390x_flip_endian64(param.ed448.sig, param.ed448.sig);
s390x_flip_endian64(param.ed448.sig + 64, param.ed448.sig + 64);
memcpy(sig, param.ed448.sig, 57);
memcpy(sig + 57, param.ed448.sig + 64, 57);
*siglen = ED448_SIGSIZE;
return 1;
}
static int s390x_pkey_ecd_digestverify25519(EVP_MD_CTX *ctx,
const unsigned char *sig,
size_t siglen,
const unsigned char *tbs,
size_t tbslen)
{
union {
struct {
unsigned char sig[64];
unsigned char pub[32];
} ed25519;
unsigned long long buff[512];
} param;
const ECX_KEY *edkey = EVP_MD_CTX_pkey_ctx(ctx)->pkey->pkey.ecx;
if (siglen != ED25519_SIGSIZE)
return 0;
memset(&param, 0, sizeof(param));
s390x_flip_endian32(param.ed25519.sig, sig);
s390x_flip_endian32(param.ed25519.sig + 32, sig + 32);
s390x_flip_endian32(param.ed25519.pub, edkey->pubkey);
return s390x_kdsa(S390X_EDDSA_VERIFY_ED25519,
&param.ed25519, tbs, tbslen) == 0 ? 1 : 0;
}
static int s390x_pkey_ecd_digestverify448(EVP_MD_CTX *ctx,
const unsigned char *sig,
size_t siglen,
const unsigned char *tbs,
size_t tbslen)
{
union {
struct {
unsigned char sig[128];
unsigned char pub[64];
} ed448;
unsigned long long buff[512];
} param;
const ECX_KEY *edkey = EVP_MD_CTX_pkey_ctx(ctx)->pkey->pkey.ecx;
if (siglen != ED448_SIGSIZE)
return 0;
memset(&param, 0, sizeof(param));
memcpy(param.ed448.sig, sig, 57);
s390x_flip_endian64(param.ed448.sig, param.ed448.sig);
memcpy(param.ed448.sig + 64, sig + 57, 57);
s390x_flip_endian64(param.ed448.sig + 64, param.ed448.sig + 64);
memcpy(param.ed448.pub, edkey->pubkey, 57);
s390x_flip_endian64(param.ed448.pub, param.ed448.pub);
return s390x_kdsa(S390X_EDDSA_VERIFY_ED448,
&param.ed448, tbs, tbslen) == 0 ? 1 : 0;
}
static const EVP_PKEY_METHOD ecx25519_s390x_pkey_meth = {
EVP_PKEY_X25519,
0, 0, 0, 0, 0, 0, 0,
s390x_pkey_ecx_keygen25519,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
s390x_pkey_ecx_derive25519,
pkey_ecx_ctrl,
0
};
static const EVP_PKEY_METHOD ecx448_s390x_pkey_meth = {
EVP_PKEY_X448,
0, 0, 0, 0, 0, 0, 0,
s390x_pkey_ecx_keygen448,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
s390x_pkey_ecx_derive448,
pkey_ecx_ctrl,
0
};
static const EVP_PKEY_METHOD ed25519_s390x_pkey_meth = {
EVP_PKEY_ED25519, EVP_PKEY_FLAG_SIGCTX_CUSTOM,
0, 0, 0, 0, 0, 0,
s390x_pkey_ecd_keygen25519,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
pkey_ecd_ctrl,
0,
s390x_pkey_ecd_digestsign25519,
s390x_pkey_ecd_digestverify25519
};
static const EVP_PKEY_METHOD ed448_s390x_pkey_meth = {
EVP_PKEY_ED448, EVP_PKEY_FLAG_SIGCTX_CUSTOM,
0, 0, 0, 0, 0, 0,
s390x_pkey_ecd_keygen448,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
pkey_ecd_ctrl,
0,
s390x_pkey_ecd_digestsign448,
s390x_pkey_ecd_digestverify448
};
#endif
const EVP_PKEY_METHOD *ecx25519_pkey_method(void)
{
#ifdef S390X_EC_ASM
if (OPENSSL_s390xcap_P.pcc[1] & S390X_CAPBIT(S390X_SCALAR_MULTIPLY_X25519))
return &ecx25519_s390x_pkey_meth;
#endif
return &ecx25519_pkey_meth;
}
const EVP_PKEY_METHOD *ecx448_pkey_method(void)
{
#ifdef S390X_EC_ASM
if (OPENSSL_s390xcap_P.pcc[1] & S390X_CAPBIT(S390X_SCALAR_MULTIPLY_X448))
return &ecx448_s390x_pkey_meth;
#endif
return &ecx448_pkey_meth;
}
const EVP_PKEY_METHOD *ed25519_pkey_method(void)
{
#ifdef S390X_EC_ASM
if (OPENSSL_s390xcap_P.pcc[1] & S390X_CAPBIT(S390X_SCALAR_MULTIPLY_ED25519)
&& OPENSSL_s390xcap_P.kdsa[0] & S390X_CAPBIT(S390X_EDDSA_SIGN_ED25519)
&& OPENSSL_s390xcap_P.kdsa[0]
& S390X_CAPBIT(S390X_EDDSA_VERIFY_ED25519))
return &ed25519_s390x_pkey_meth;
#endif
return &ed25519_pkey_meth;
}
const EVP_PKEY_METHOD *ed448_pkey_method(void)
{
#ifdef S390X_EC_ASM
if (OPENSSL_s390xcap_P.pcc[1] & S390X_CAPBIT(S390X_SCALAR_MULTIPLY_ED448)
&& OPENSSL_s390xcap_P.kdsa[0] & S390X_CAPBIT(S390X_EDDSA_SIGN_ED448)
&& OPENSSL_s390xcap_P.kdsa[0] & S390X_CAPBIT(S390X_EDDSA_VERIFY_ED448))
return &ed448_s390x_pkey_meth;
#endif
return &ed448_pkey_meth;
}