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Implement encrypt/decrypt using RSA.

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This commit is contained in:
Dr. Stephen Henson 2006-04-08 13:02:04 +00:00
parent 07e970c7e6
commit 8cd44e3630
2 changed files with 40 additions and 3 deletions
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4
apps/pkeyutl.c
View File

@ -163,8 +163,8 @@ int MAIN(int argc, char **argv)
hexdump = 1; hexdump = 1;
else if(!strcmp(*argv, "-sign")) else if(!strcmp(*argv, "-sign"))
pkey_op = EVP_PKEY_OP_SIGN; pkey_op = EVP_PKEY_OP_SIGN;
else if(!strcmp(*argv, "-verify")) else if(!strcmp(*argv, "-verifyrecover"))
pkey_op = EVP_PKEY_OP_VERIFY; pkey_op = EVP_PKEY_OP_VERIFYRECOVER;
else if(!strcmp(*argv, "-rev")) else if(!strcmp(*argv, "-rev"))
rev = 1; rev = 1;
else if(!strcmp(*argv, "-encrypt")) else if(!strcmp(*argv, "-encrypt"))

39
crypto/rsa/rsa_pmeth.c
View File

@ -125,6 +125,31 @@ static int pkey_rsa_verifyrecover(EVP_PKEY_CTX *ctx,
return 1; return 1;
} }
static int pkey_rsa_encrypt(EVP_PKEY_CTX *ctx, unsigned char *out, int *outlen,
unsigned char *in, int inlen)
{
int ret;
RSA_PKEY_CTX *rctx = ctx->data;
ret = RSA_public_encrypt(inlen, in, out, ctx->pkey->pkey.rsa,
rctx->pad_mode);
if (ret < 0)
return ret;
*outlen = ret;
return 1;
}
static int pkey_rsa_decrypt(EVP_PKEY_CTX *ctx, unsigned char *out, int *outlen,
unsigned char *in, int inlen)
{
int ret;
RSA_PKEY_CTX *rctx = ctx->data;
ret = RSA_private_decrypt(inlen, in, out, ctx->pkey->pkey.rsa,
rctx->pad_mode);
if (ret < 0)
return ret;
*outlen = ret;
return 1;
}
const EVP_PKEY_METHOD rsa_pkey_meth = const EVP_PKEY_METHOD rsa_pkey_meth =
{ {
@ -143,6 +168,18 @@ const EVP_PKEY_METHOD rsa_pkey_meth =
0,0, 0,0,
0, 0,
pkey_rsa_verifyrecover pkey_rsa_verifyrecover,
0,0,0,0,
0,
pkey_rsa_encrypt,
0,
pkey_rsa_decrypt,
0,0
}; };