* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
-#ifndef OPENSSL_NO_RSA
#include <stdio.h>
#include "cryptlib.h"
-#include <openssl/rsa.h>
-#include <openssl/objects.h>
-#include <openssl/asn1t.h>
-#include <openssl/asn1_mac.h>
-#include <openssl/evp.h>
-#include <openssl/x509.h>
-
-
-#ifndef OPENSSL_NO_RC4
-
-typedef struct netscape_pkey_st
- {
- long version;
- X509_ALGOR *algor;
- ASN1_OCTET_STRING *private_key;
- } NETSCAPE_PKEY;
-
-typedef struct netscape_encrypted_pkey_st
- {
- ASN1_OCTET_STRING *os;
- /* This is the same structure as DigestInfo so use it:
- * although this isn't really anything to do with
- * digests.
- */
- X509_SIG *enckey;
- } NETSCAPE_ENCRYPTED_PKEY;
+#ifndef OPENSSL_NO_RSA
+# include <openssl/rsa.h>
+# include <openssl/objects.h>
+# include <openssl/asn1t.h>
+# include <openssl/asn1_mac.h>
+# include <openssl/evp.h>
+# include <openssl/x509.h>
+
+# ifndef OPENSSL_NO_RC4
+
+typedef struct netscape_pkey_st {
+ long version;
+ X509_ALGOR *algor;
+ ASN1_OCTET_STRING *private_key;
+} NETSCAPE_PKEY;
+
+typedef struct netscape_encrypted_pkey_st {
+ ASN1_OCTET_STRING *os;
+ /*
+ * This is the same structure as DigestInfo so use it: although this
+ * isn't really anything to do with digests.
+ */
+ X509_SIG *enckey;
+} NETSCAPE_ENCRYPTED_PKEY;
ASN1_BROKEN_SEQUENCE(NETSCAPE_ENCRYPTED_PKEY) = {
- ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, os, ASN1_OCTET_STRING),
- ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, enckey, X509_SIG)
+ ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, os, ASN1_OCTET_STRING),
+ ASN1_SIMPLE(NETSCAPE_ENCRYPTED_PKEY, enckey, X509_SIG)
} ASN1_BROKEN_SEQUENCE_END(NETSCAPE_ENCRYPTED_PKEY)
DECLARE_ASN1_FUNCTIONS_const(NETSCAPE_ENCRYPTED_PKEY)
IMPLEMENT_ASN1_FUNCTIONS_const(NETSCAPE_ENCRYPTED_PKEY)
ASN1_SEQUENCE(NETSCAPE_PKEY) = {
- ASN1_SIMPLE(NETSCAPE_PKEY, version, LONG),
- ASN1_SIMPLE(NETSCAPE_PKEY, algor, X509_ALGOR),
- ASN1_SIMPLE(NETSCAPE_PKEY, private_key, ASN1_OCTET_STRING)
+ 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)
DECLARE_ASN1_FUNCTIONS_const(NETSCAPE_PKEY)
IMPLEMENT_ASN1_FUNCTIONS_const(NETSCAPE_PKEY)
static RSA *d2i_RSA_NET_2(RSA **a, ASN1_OCTET_STRING *os,
- int (*cb)(), int sgckey);
+ 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)())
+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);
+ return i2d_RSA_NET(a, pp, cb, 0);
}
-int i2d_RSA_NET(const RSA *a, unsigned char **pp, int (*cb)(), 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;
-
- 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=(unsigned char *)OPENSSL_malloc(rsalen)) == NULL)
- {
- ASN1err(ASN1_F_I2D_NETSCAPE_RSA,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_NETSCAPE_RSA,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!ASN1_STRING_set(enckey->os, "private-key", -1))
- {
- ASN1err(ASN1_F_I2D_NETSCAPE_RSA,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(buf,256,"Enter Private Key password:",1);
- if (i != 0)
- {
- ASN1err(ASN1_F_I2D_NETSCAPE_RSA,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) {
- EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL);
- memcpy(buf + 16, "SGCKEYSALT", 10);
- i = 26;
- }
-
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL);
- OPENSSL_cleanse(buf,256);
-
- /* Encrypt private key in place */
- zz = enckey->enckey->digest->data;
- EVP_CIPHER_CTX_init(&ctx);
- EVP_EncryptInit_ex(&ctx,EVP_rc4(),NULL,key,NULL);
- EVP_EncryptUpdate(&ctx,zz,&i,zz,pkeylen);
- EVP_EncryptFinal_ex(&ctx,zz + i,&j);
- EVP_CIPHER_CTX_cleanup(&ctx);
-
- ret = i2d_NETSCAPE_ENCRYPTED_PKEY(enckey, pp);
-err:
- 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)())
+int i2d_RSA_NET(const RSA *a, unsigned char **pp,
+ int (*cb) (char *buf, int len, const char *prompt,
+ int verify), int sgckey)
{
- return d2i_RSA_NET(a, pp, length, cb, 0);
+ 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 = (unsigned char *)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_RSA_NET(RSA **a, const unsigned char **pp, long length, int (*cb)(), int sgckey)
- {
- RSA *ret=NULL;
- const unsigned char *p, *kp;
- NETSCAPE_ENCRYPTED_PKEY *enckey = NULL;
-
- p = *pp;
-
- enckey = d2i_NETSCAPE_ENCRYPTED_PKEY(NULL, &p, length);
- if(!enckey) {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA,ASN1_R_DECODING_ERROR);
- return NULL;
- }
-
- if ((enckey->os->length != 11) || (strncmp("private-key",
- (char *)enckey->os->data,11) != 0))
- {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA,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_NETSCAPE_RSA_2,ASN1_R_UNSUPPORTED_ENCRYPTION_ALGORITHM);
- goto err;
- }
- kp = enckey->enckey->digest->data;
- 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;
-
- }
+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)(), 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;
-
- i=cb(buf,256,"Enter Private Key password:",0);
- if (i != 0)
- {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA_2,ASN1_R_BAD_PASSWORD_READ);
- goto err;
- }
-
- i = strlen((char *)buf);
- if(sgckey){
- EVP_Digest(buf, i, buf, NULL, EVP_md5(), NULL);
- memcpy(buf + 16, "SGCKEYSALT", 10);
- i = 26;
- }
-
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,i,1,key,NULL);
- OPENSSL_cleanse(buf,256);
-
- EVP_CIPHER_CTX_init(&ctx);
- EVP_DecryptInit_ex(&ctx,EVP_rc4(),NULL, key,NULL);
- EVP_DecryptUpdate(&ctx,os->data,&i,os->data,os->length);
- EVP_DecryptFinal_ex(&ctx,&(os->data[i]),&j);
- EVP_CIPHER_CTX_cleanup(&ctx);
- os->length=i+j;
-
- zz=os->data;
-
- if ((pkey=d2i_NETSCAPE_PKEY(NULL,&zz,os->length)) == NULL)
- {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA_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_NETSCAPE_RSA_2,ASN1_R_UNABLE_TO_DECODE_RSA_KEY);
- goto err;
- }
-err:
- NETSCAPE_PKEY_free(pkey);
- return(ret);
- }
-
-#endif /* OPENSSL_NO_RC4 */
-
-#else /* !OPENSSL_NO_RSA */
+ 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;
+static void *dummy = &dummy;
# endif
#endif