-/* crypto/asn1/n_pkey.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* [including the GNU Public Licence.]
*/
-#include <stdio.h>
-#include "cryptlib.h"
-#ifndef OPENSSL_NO_RSA
+#include "openssl/opensslconf.h"
+#ifdef OPENSSL_NO_RSA
+NON_EMPTY_TRANSLATION_UNIT
+#else
+
+# include "internal/cryptlib.h"
+# include <stdio.h>
# include <openssl/rsa.h>
# include <openssl/objects.h>
# include <openssl/asn1t.h>
ASN1_BROKEN_SEQUENCE(NETSCAPE_ENCRYPTED_PKEY) = {
ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, os, ASN1_OCTET_STRING),
ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, enckey, X509_SIG)
-} ASN1_BROKEN_SEQUENCE_END(NETSCAPE_ENCRYPTED_PKEY)
+} static_ASN1_BROKEN_SEQUENCE_END(NETSCAPE_ENCRYPTED_PKEY)
DECLARE_ASN1_FUNCTIONS_const(NETSCAPE_ENCRYPTED_PKEY)
DECLARE_ASN1_ENCODE_FUNCTIONS_const(NETSCAPE_ENCRYPTED_PKEY,NETSCAPE_ENCRYPTED_PKEY)
ASN1_SIMPLE(NETSCAPE_PKEY, version, LONG),
ASN1_SIMPLE(NETSCAPE_PKEY, algor, X509_ALGOR),
ASN1_SIMPLE(NETSCAPE_PKEY, private_key, ASN1_OCTET_STRING)
-} ASN1_SEQUENCE_END(NETSCAPE_PKEY)
+} static_ASN1_SEQUENCE_END(NETSCAPE_PKEY)
DECLARE_ASN1_FUNCTIONS_const(NETSCAPE_PKEY)
DECLARE_ASN1_ENCODE_FUNCTIONS_const(NETSCAPE_PKEY,NETSCAPE_PKEY)
IMPLEMENT_ASN1_FUNCTIONS_const(NETSCAPE_PKEY)
-static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify), int sgckey);
-
-int i2d_Netscape_RSA(const RSA *a, unsigned char **pp,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify))
-{
- return i2d_RSA_NET(a, pp, cb, 0);
-}
-
-int i2d_RSA_NET(const RSA *a, unsigned char **pp,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify), int sgckey)
-{
- int i, j, ret = 0;
- int rsalen, pkeylen, olen;
- NETSCAPE_PKEY *pkey = NULL;
- NETSCAPE_ENCRYPTED_PKEY *enckey = NULL;
- unsigned char buf[256], *zz;
- unsigned char key[EVP_MAX_KEY_LENGTH];
- EVP_CIPHER_CTX ctx;
- EVP_CIPHER_CTX_init(&ctx);
-
- if (a == NULL)
- return (0);
-
- if ((pkey = NETSCAPE_PKEY_new()) == NULL)
- goto err;
- if ((enckey = NETSCAPE_ENCRYPTED_PKEY_new()) == NULL)
- goto err;
- pkey->version = 0;
-
- pkey->algor->algorithm = OBJ_nid2obj(NID_rsaEncryption);
- if ((pkey->algor->parameter = ASN1_TYPE_new()) == NULL)
- goto err;
- pkey->algor->parameter->type = V_ASN1_NULL;
-
- rsalen = i2d_RSAPrivateKey(a, NULL);
-
- /*
- * Fake some octet strings just for the initial length calculation.
- */
-
- pkey->private_key->length = rsalen;
-
- pkeylen = i2d_NETSCAPE_PKEY(pkey, NULL);
-
- enckey->enckey->digest->length = pkeylen;
-
- enckey->os->length = 11; /* "private-key" */
-
- enckey->enckey->algor->algorithm = OBJ_nid2obj(NID_rc4);
- if ((enckey->enckey->algor->parameter = ASN1_TYPE_new()) == NULL)
- goto err;
- enckey->enckey->algor->parameter->type = V_ASN1_NULL;
-
- if (pp == NULL) {
- olen = i2d_NETSCAPE_ENCRYPTED_PKEY(enckey, NULL);
- NETSCAPE_PKEY_free(pkey);
- NETSCAPE_ENCRYPTED_PKEY_free(enckey);
- return olen;
- }
-
- /* Since its RC4 encrypted length is actual length */
- if ((zz = OPENSSL_malloc(rsalen)) == NULL) {
- ASN1err(ASN1_F_I2D_RSA_NET, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- pkey->private_key->data = zz;
- /* Write out private key encoding */
- i2d_RSAPrivateKey(a, &zz);
-
- if ((zz = OPENSSL_malloc(pkeylen)) == NULL) {
- ASN1err(ASN1_F_I2D_RSA_NET, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!ASN1_STRING_set(enckey->os, "private-key", -1)) {
- ASN1err(ASN1_F_I2D_RSA_NET, ERR_R_MALLOC_FAILURE);
- goto err;
- }
- enckey->enckey->digest->data = zz;
- i2d_NETSCAPE_PKEY(pkey, &zz);
-
- /* Wipe the private key encoding */
- OPENSSL_cleanse(pkey->private_key->data, rsalen);
-
- if (cb == NULL)
- cb = EVP_read_pw_string;
- i = cb((char *)buf, 256, "Enter Private Key password:", 1);
- if (i != 0) {
- ASN1err(ASN1_F_I2D_RSA_NET, ASN1_R_BAD_PASSWORD_READ);
- goto err;
- }
- i = strlen((char *)buf);
- /* If the key is used for SGC the algorithm is modified a little. */
- if (sgckey) {
- if (!EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL))
- goto err;
- memcpy(buf + 16, "SGCKEYSALT", 10);
- i = 26;
- }
-
- if (!EVP_BytesToKey(EVP_rc4(), EVP_md5(), NULL, buf, i, 1, key, NULL))
- goto err;
- OPENSSL_cleanse(buf, 256);
-
- /* Encrypt private key in place */
- zz = enckey->enckey->digest->data;
- if (!EVP_EncryptInit_ex(&ctx, EVP_rc4(), NULL, key, NULL))
- goto err;
- if (!EVP_EncryptUpdate(&ctx, zz, &i, zz, pkeylen))
- goto err;
- if (!EVP_EncryptFinal_ex(&ctx, zz + i, &j))
- goto err;
-
- ret = i2d_NETSCAPE_ENCRYPTED_PKEY(enckey, pp);
- err:
- EVP_CIPHER_CTX_cleanup(&ctx);
- NETSCAPE_ENCRYPTED_PKEY_free(enckey);
- NETSCAPE_PKEY_free(pkey);
- return (ret);
-}
-
-RSA *d2i_Netscape_RSA(RSA **a, const unsigned char **pp, long length,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify))
-{
- return d2i_RSA_NET(a, pp, length, cb, 0);
-}
-
-RSA *d2i_RSA_NET(RSA **a, const unsigned char **pp, long length,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify), int sgckey)
-{
- RSA *ret = NULL;
- const unsigned char *p;
- NETSCAPE_ENCRYPTED_PKEY *enckey = NULL;
-
- p = *pp;
-
- enckey = d2i_NETSCAPE_ENCRYPTED_PKEY(NULL, &p, length);
- if (!enckey) {
- ASN1err(ASN1_F_D2I_RSA_NET, ASN1_R_DECODING_ERROR);
- return NULL;
- }
-
- if ((enckey->os->length != 11) || (strncmp("private-key",
- (char *)enckey->os->data,
- 11) != 0)) {
- ASN1err(ASN1_F_D2I_RSA_NET, ASN1_R_PRIVATE_KEY_HEADER_MISSING);
- NETSCAPE_ENCRYPTED_PKEY_free(enckey);
- return NULL;
- }
- if (OBJ_obj2nid(enckey->enckey->algor->algorithm) != NID_rc4) {
- ASN1err(ASN1_F_D2I_RSA_NET, ASN1_R_UNSUPPORTED_ENCRYPTION_ALGORITHM);
- goto err;
- }
- if (cb == NULL)
- cb = EVP_read_pw_string;
- if ((ret = d2i_RSA_NET_2(a, enckey->enckey->digest, cb, sgckey)) == NULL)
- goto err;
-
- *pp = p;
-
- err:
- NETSCAPE_ENCRYPTED_PKEY_free(enckey);
- return ret;
-
-}
-
-static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
- int (*cb) (char *buf, int len, const char *prompt,
- int verify), int sgckey)
-{
- NETSCAPE_PKEY *pkey = NULL;
- RSA *ret = NULL;
- int i, j;
- unsigned char buf[256];
- const unsigned char *zz;
- unsigned char key[EVP_MAX_KEY_LENGTH];
- EVP_CIPHER_CTX ctx;
- EVP_CIPHER_CTX_init(&ctx);
-
- i = cb((char *)buf, 256, "Enter Private Key password:", 0);
- if (i != 0) {
- ASN1err(ASN1_F_D2I_RSA_NET_2, ASN1_R_BAD_PASSWORD_READ);
- goto err;
- }
-
- i = strlen((char *)buf);
- if (sgckey) {
- if (!EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL))
- goto err;
- memcpy(buf + 16, "SGCKEYSALT", 10);
- i = 26;
- }
-
- if (!EVP_BytesToKey(EVP_rc4(), EVP_md5(), NULL, buf, i, 1, key, NULL))
- goto err;
- OPENSSL_cleanse(buf, 256);
-
- if (!EVP_DecryptInit_ex(&ctx, EVP_rc4(), NULL, key, NULL))
- goto err;
- if (!EVP_DecryptUpdate(&ctx, os->data, &i, os->data, os->length))
- goto err;
- if (!EVP_DecryptFinal_ex(&ctx, &(os->data[i]), &j))
- goto err;
- os->length = i + j;
-
- zz = os->data;
-
- if ((pkey = d2i_NETSCAPE_PKEY(NULL, &zz, os->length)) == NULL) {
- ASN1err(ASN1_F_D2I_RSA_NET_2,
- ASN1_R_UNABLE_TO_DECODE_RSA_PRIVATE_KEY);
- goto err;
- }
-
- zz = pkey->private_key->data;
- if ((ret = d2i_RSAPrivateKey(a, &zz, pkey->private_key->length)) == NULL) {
- ASN1err(ASN1_F_D2I_RSA_NET_2, ASN1_R_UNABLE_TO_DECODE_RSA_KEY);
- goto err;
- }
- err:
- EVP_CIPHER_CTX_cleanup(&ctx);
- NETSCAPE_PKEY_free(pkey);
- return (ret);
-}
-
# endif /* OPENSSL_NO_RC4 */
-#else /* !OPENSSL_NO_RSA */
-
-# if PEDANTIC
-static void *dummy = &dummy;
-# endif
-
#endif
projects / openssl.git / blobdiff