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Add paillier homomorphic encryption command

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See http://gmssl.org/docs/paillier.md
This commit is contained in:
Zhi Guan
2019-02-01 23:49:16 +08:00
parent 7d5c18379f
commit 22027d6656
12 changed files with 5837 additions and 5461 deletions
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13
crypto/paillier/pai_ameth.c
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@@ -107,15 +107,21 @@ static int do_paillier_print(BIO *bp, const PAILLIER *x, int off, int priv)
{
char *str;
int ret = 0;
int bits;
if (!BIO_indent(bp, off, 128))
goto end;
bits = x->bits;
if (bits == 0)
bits = BN_num_bytes(x->n) * 8;
if (priv && x->lambda) {
if (BIO_printf(bp, "Private-Key: (%d bit)\n", x->bits) <= 0)
if (BIO_printf(bp, "Private-Key: (%d bit)\n", bits) <= 0)
goto end;
str = "modulus";
} else {
if (BIO_printf(bp, "Public-Key: (%d bit)\n", x->bits) <= 0)
if (BIO_printf(bp, "Public-Key: (%d bit)\n", bits) <= 0)
goto end;
str = "Modulus";
}
@@ -125,7 +131,7 @@ static int do_paillier_print(BIO *bp, const PAILLIER *x, int off, int priv)
if (priv) {
if (!ASN1_bn_print(bp, "lambda:", x->lambda, NULL, off))
goto end;
if (!ASN1_bn_print(bp, "x:", x->x, NULL, off))
if (x->x && !ASN1_bn_print(bp, "x:", x->x, NULL, off))
goto end;
}
ret = 1;
@@ -158,6 +164,7 @@ static int paillier_priv_decode(EVP_PKEY *pkey, const PKCS8_PRIV_KEY_INFO *p8)
PAILLIERerr(PAILLIER_F_PAILLIER_PRIV_DECODE, ERR_R_PAILLIER_LIB);
return 0;
}
paillier->bits = BN_num_bytes(paillier->n) * 8;
EVP_PKEY_assign_PAILLIER(pkey, paillier);
return 1;
}