-/* crypto/asn1/n_pkey.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* 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
*/
#include <stdio.h>
-#include "cryptlib.h"
-#include "rsa.h"
-#include "objects.h"
-#include "asn1_mac.h"
-#include "evp.h"
-#include "x509.h"
-
-
-#ifndef NO_RC4
-
-typedef struct netscape_pkey_st
- {
- ASN1_INTEGER *version;
- X509_ALGOR *algor;
- ASN1_OCTET_STRING *private_key;
- } NETSCAPE_PKEY;
-
-/*
- * ASN1err(ASN1_F_D2I_NETSCAPE_RSA,ASN1_R_LENGTH_MISMATCH);
- * ASN1err(ASN1_F_D2I_NETSCAPE_RSA,ASN1_R_DECODING_ERROR);
- * ASN1err(ASN1_F_D2I_NETSCAPE_PKEY,ASN1_R_DECODING_ERROR);
- * ASN1err(ASN1_F_NETSCAPE_PKEY_NEW,ASN1_R_DECODING_ERROR);
- */
-#ifndef NOPROTO
-static RSA *d2i_Netscape_RSA_2(RSA **a, unsigned char **pp, long length,
- int (*cb)());
-static int i2d_NETSCAPE_PKEY(NETSCAPE_PKEY *a, unsigned char **pp);
-static NETSCAPE_PKEY *d2i_NETSCAPE_PKEY(NETSCAPE_PKEY **a,unsigned char **pp, long length);
-static NETSCAPE_PKEY *NETSCAPE_PKEY_new(void);
-static void NETSCAPE_PKEY_free(NETSCAPE_PKEY *);
-#else
-static RSA *d2i_Netscape_RSA_2();
-static int i2d_NETSCAPE_PKEY();
-static NETSCAPE_PKEY *d2i_NETSCAPE_PKEY();
-static NETSCAPE_PKEY *NETSCAPE_PKEY_new();
-static void NETSCAPE_PKEY_free();
-#endif
-
-int i2d_Netscape_RSA(a,pp,cb)
-RSA *a;
-unsigned char **pp;
-int (*cb)();
- {
- int i,j,l[6];
- NETSCAPE_PKEY *pkey;
- unsigned char buf[256],*zz;
- unsigned char key[EVP_MAX_KEY_LENGTH];
- EVP_CIPHER_CTX ctx;
- X509_ALGOR *alg=NULL;
- ASN1_OCTET_STRING os,os2;
- M_ASN1_I2D_vars(a);
+#include "internal/cryptlib.h"
+#ifndef OPENSSL_NO_RSA
+# include <openssl/rsa.h>
+# include <openssl/objects.h>
+# include <openssl/asn1t.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)
+} 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)
+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)
+} 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)
+
+# endif /* OPENSSL_NO_RC4 */
+
+#else /* !OPENSSL_NO_RSA */
+
+# if PEDANTIC
+static void *dummy = &dummy;
+# endif
- if (a == NULL) return(0);
-
-#ifdef WIN32
- r=r; /* shut the damn compiler up :-) */
#endif
-
- os.data=os2.data=NULL;
- if ((pkey=NETSCAPE_PKEY_new()) == NULL) goto err;
- if (!ASN1_INTEGER_set(pkey->version,0)) goto err;
-
- if (pkey->algor->algorithm != NULL)
- ASN1_OBJECT_free(pkey->algor->algorithm);
- pkey->algor->algorithm=OBJ_nid2obj(NID_rsaEncryption);
- if ((pkey->algor->parameter=ASN1_TYPE_new()) == NULL) goto err;
- pkey->algor->parameter->type=V_ASN1_NULL;
-
- l[0]=i2d_RSAPrivateKey(a,NULL);
- pkey->private_key->length=l[0];
-
- os2.length=i2d_NETSCAPE_PKEY(pkey,NULL);
- l[1]=i2d_ASN1_OCTET_STRING(&os2,NULL);
-
- if ((alg=X509_ALGOR_new()) == NULL) goto err;
- if (alg->algorithm != NULL)
- ASN1_OBJECT_free(alg->algorithm);
- alg->algorithm=OBJ_nid2obj(NID_rc4);
- if ((alg->parameter=ASN1_TYPE_new()) == NULL) goto err;
- alg->parameter->type=V_ASN1_NULL;
-
- l[2]=i2d_X509_ALGOR(alg,NULL);
- l[3]=ASN1_object_size(1,l[2]+l[1],V_ASN1_SEQUENCE);
-
- os.data=(unsigned char *)"private-key";
- os.length=11;
- l[4]=i2d_ASN1_OCTET_STRING(&os,NULL);
-
- l[5]=ASN1_object_size(1,l[4]+l[3],V_ASN1_SEQUENCE);
-
- if (pp == NULL)
- {
- if (pkey != NULL) NETSCAPE_PKEY_free(pkey);
- if (alg != NULL) X509_ALGOR_free(alg);
- return(l[5]);
- }
-
- if (pkey->private_key->data != NULL)
- Free((char *)pkey->private_key->data);
- if ((pkey->private_key->data=(unsigned char *)Malloc(l[0])) == NULL)
- {
- ASN1err(ASN1_F_I2D_NETSCAPE_RSA,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- zz=pkey->private_key->data;
- i2d_RSAPrivateKey(a,&zz);
-
- if ((os2.data=(unsigned char *)Malloc(os2.length)) == NULL)
- {
- ASN1err(ASN1_F_I2D_NETSCAPE_RSA,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- zz=os2.data;
- i2d_NETSCAPE_PKEY(pkey,&zz);
-
- 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;
- }
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,
- strlen((char *)buf),1,key,NULL);
- memset(buf,0,256);
- EVP_EncryptInit(&ctx,EVP_rc4(),key,NULL);
- EVP_EncryptUpdate(&ctx,os2.data,&i,os2.data,os2.length);
- EVP_EncryptFinal(&ctx,&(os2.data[i]),&j);
- EVP_CIPHER_CTX_cleanup(&ctx);
-
- p= *pp;
- ASN1_put_object(&p,1,l[4]+l[3],V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
- i2d_ASN1_OCTET_STRING(&os,&p);
- ASN1_put_object(&p,1,l[2]+l[1],V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
- i2d_X509_ALGOR(alg,&p);
- i2d_ASN1_OCTET_STRING(&os2,&p);
- ret=l[5];
-err:
- if (os2.data != NULL) Free((char *)os2.data);
- if (alg != NULL) X509_ALGOR_free(alg);
- if (pkey != NULL) NETSCAPE_PKEY_free(pkey);
- r=r;
- return(ret);
- }
-
-RSA *d2i_Netscape_RSA(a,pp,length,cb)
-RSA **a;
-unsigned char **pp;
-long length;
-int (*cb)();
- {
- RSA *ret=NULL;
- ASN1_OCTET_STRING *os=NULL;
- ASN1_CTX c;
-
- c.pp=pp;
- c.error=ASN1_R_DECODING_ERROR;
-
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get(os,d2i_ASN1_OCTET_STRING);
- if ((os->length != 11) || (strncmp("private-key",
- (char *)os->data,os->length) != 0))
- {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA,ASN1_R_PRIVATE_KEY_HEADER_MISSING);
- ASN1_BIT_STRING_free(os);
- goto err;
- }
- ASN1_BIT_STRING_free(os);
- c.q=c.p;
- if ((ret=d2i_Netscape_RSA_2(a,&c.p,c.slen,cb)) == NULL) goto err;
- c.slen-=(c.p-c.q);
-
- M_ASN1_D2I_Finish(a,RSA_free,ASN1_F_D2I_NETSCAPE_RSA);
- }
-
-static RSA *d2i_Netscape_RSA_2(a,pp,length,cb)
-RSA **a;
-unsigned char **pp;
-long length;
-int (*cb)();
- {
- NETSCAPE_PKEY *pkey=NULL;
- RSA *ret=NULL;
- int i,j;
- unsigned char buf[256],*zz;
- unsigned char key[EVP_MAX_KEY_LENGTH];
- EVP_CIPHER_CTX ctx;
- X509_ALGOR *alg=NULL;
- ASN1_OCTET_STRING *os=NULL;
- ASN1_CTX c;
-
- c.error=ASN1_R_ERROR_STACK;
- c.pp=pp;
-
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get(alg,d2i_X509_ALGOR);
- if (OBJ_obj2nid(alg->algorithm) != NID_rc4)
- {
- ASN1err(ASN1_F_D2I_NETSCAPE_RSA_2,ASN1_R_UNSUPPORTED_ENCRYPTION_ALGORITHM);
- goto err;
- }
- M_ASN1_D2I_get(os,d2i_ASN1_OCTET_STRING);
- if (cb == NULL)
- cb=EVP_read_pw_string;
- 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;
- }
-
- EVP_BytesToKey(EVP_rc4(),EVP_md5(),NULL,buf,
- strlen((char *)buf),1,key,NULL);
- memset(buf,0,256);
- EVP_DecryptInit(&ctx,EVP_rc4(),key,NULL);
- EVP_DecryptUpdate(&ctx,os->data,&i,os->data,os->length);
- EVP_DecryptFinal(&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;
- }
- if (!asn1_Finish(&c)) goto err;
- *pp=c.p;
-err:
- if (pkey != NULL) NETSCAPE_PKEY_free(pkey);
- if (os != NULL) ASN1_BIT_STRING_free(os);
- if (alg != NULL) X509_ALGOR_free(alg);
- return(ret);
- }
-
-static int i2d_NETSCAPE_PKEY(a,pp)
-NETSCAPE_PKEY *a;
-unsigned char **pp;
- {
- M_ASN1_I2D_vars(a);
-
-
- M_ASN1_I2D_len(a->version, i2d_ASN1_INTEGER);
- M_ASN1_I2D_len(a->algor, i2d_X509_ALGOR);
- M_ASN1_I2D_len(a->private_key, i2d_ASN1_OCTET_STRING);
-
- M_ASN1_I2D_seq_total();
-
- M_ASN1_I2D_put(a->version, i2d_ASN1_INTEGER);
- M_ASN1_I2D_put(a->algor, i2d_X509_ALGOR);
- M_ASN1_I2D_put(a->private_key, i2d_ASN1_OCTET_STRING);
-
- M_ASN1_I2D_finish();
- }
-
-static NETSCAPE_PKEY *d2i_NETSCAPE_PKEY(a,pp,length)
-NETSCAPE_PKEY **a;
-unsigned char **pp;
-long length;
- {
- M_ASN1_D2I_vars(a,NETSCAPE_PKEY *,NETSCAPE_PKEY_new);
-
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get(ret->version,d2i_ASN1_INTEGER);
- M_ASN1_D2I_get(ret->algor,d2i_X509_ALGOR);
- M_ASN1_D2I_get(ret->private_key,d2i_ASN1_OCTET_STRING);
- M_ASN1_D2I_Finish(a,NETSCAPE_PKEY_free,ASN1_F_D2I_NETSCAPE_PKEY);
- }
-
-static NETSCAPE_PKEY *NETSCAPE_PKEY_new()
- {
- NETSCAPE_PKEY *ret=NULL;
-
- M_ASN1_New_Malloc(ret,NETSCAPE_PKEY);
- M_ASN1_New(ret->version,ASN1_INTEGER_new);
- M_ASN1_New(ret->algor,X509_ALGOR_new);
- M_ASN1_New(ret->private_key,ASN1_OCTET_STRING_new);
- return(ret);
- M_ASN1_New_Error(ASN1_F_NETSCAPE_PKEY_NEW);
- }
-
-static void NETSCAPE_PKEY_free(a)
-NETSCAPE_PKEY *a;
- {
- if (a == NULL) return;
- ASN1_INTEGER_free(a->version);
- X509_ALGOR_free(a->algor);
- ASN1_OCTET_STRING_free(a->private_key);
- Free((char *)a);
- }
-
-#endif /* NO_RC4 */
-