New functions and option to use NEW in certificate requests.
[openssl.git] / crypto / pem / pem_all.c
index 5485628f52cd30112caa87e4cae0504f814a16f8..f56788f6fd81547bf95f31ded81331c2042924b7 100644 (file)
@@ -1,5 +1,5 @@
 /* crypto/pem/pem_all.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
 
 #include <stdio.h>
 #undef SSLEAY_MACROS
-#include "bio.h"
-#include "evp.h"
-#include "x509.h"
-#include "pkcs7.h"
-#include "pem.h"
-
-#ifndef WIN16
-/* The X509 functions */
-X509 *PEM_read_X509(fp,x,cb)
-FILE *fp;
-X509 **x;
-int (*cb)();
-       {
-       return((X509 *)PEM_ASN1_read((char *(*)())d2i_X509,
-               PEM_STRING_X509,fp,(char **)x,cb));
-       }
-#endif
+#include "cryptlib.h"
+#include <openssl/bio.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/pkcs7.h>
+#include <openssl/pem.h>
 
-X509 *PEM_read_bio_X509(bp,x,cb)
-BIO *bp;
-X509 **x;
-int (*cb)();
-       {
-       return((X509 *)PEM_ASN1_read_bio((char *(*)())d2i_X509,
-               PEM_STRING_X509,bp,(char **)x,cb));
-       }
-
-#ifndef WIN16
-int PEM_write_X509(fp,x)
-FILE *fp;
-X509 *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_X509,PEM_STRING_X509,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
+#ifndef NO_RSA
+static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
 #endif
-
-int PEM_write_bio_X509(bp,x)
-BIO *bp;
-X509 *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_X509,PEM_STRING_X509,bp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
-
-#ifndef WIN16
-/* The X509_REQ functions */
-X509_REQ *PEM_read_X509_REQ(fp,x,cb)
-FILE *fp;
-X509_REQ **x;
-int (*cb)();
-       {
-       return((X509_REQ *)PEM_ASN1_read((char *(*)())d2i_X509_REQ,
-               PEM_STRING_X509_REQ,fp,(char **)x,cb));
-       }
+#ifndef NO_DSA
+static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
 #endif
 
-X509_REQ *PEM_read_bio_X509_REQ(bp,x,cb)
-BIO *bp;
-X509_REQ **x;
-int (*cb)();
-       {
-       return((X509_REQ *)PEM_ASN1_read_bio((char *(*)())d2i_X509_REQ,
-               PEM_STRING_X509_REQ,bp,(char **)x,cb));
-       }
+IMPLEMENT_PEM_rw(X509, X509, PEM_STRING_X509, X509)
 
-#ifndef WIN16
-int PEM_write_X509_REQ(fp,x)
-FILE *fp;
-X509_REQ *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_X509_REQ,PEM_STRING_X509_REQ,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
-#endif
+IMPLEMENT_PEM_rw(X509_AUX, X509, PEM_STRING_X509_TRUSTED, X509_AUX)
 
-int PEM_write_bio_X509_REQ(bp,x)
-BIO *bp;
-X509_REQ *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_X509_REQ,PEM_STRING_X509_REQ,
-               bp,(char *)x, NULL,NULL,0,NULL));
-       }
-
-#ifndef WIN16
-/* The X509_CRL functions */
-X509_CRL *PEM_read_X509_CRL(fp,x,cb)
-FILE *fp;
-X509_CRL **x;
-int (*cb)();
-       {
-       return((X509_CRL *)PEM_ASN1_read((char *(*)())d2i_X509_CRL,
-               PEM_STRING_X509_CRL,fp,(char **)x,cb));
-       }
-#endif
+IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
 
-X509_CRL *PEM_read_bio_X509_CRL(bp,x,cb)
-BIO *bp;
-X509_CRL **x;
-int (*cb)();
-       {
-       return((X509_CRL *)PEM_ASN1_read_bio((char *(*)())d2i_X509_CRL,
-               PEM_STRING_X509_CRL,bp,(char **)x,cb));
-       }
+IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
 
-#ifndef WIN16
-int PEM_write_X509_CRL(fp,x)
-FILE *fp;
-X509_CRL *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_X509_CRL,PEM_STRING_X509_CRL,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
-#endif
+IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
 
-int PEM_write_bio_X509_CRL(bp,x)
-BIO *bp;
-X509_CRL *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_X509_CRL,PEM_STRING_X509_CRL,
-               bp,(char *)x, NULL,NULL,0,NULL));
-       }
+IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
 
-#ifndef NO_RSA
-#ifndef WIN16
-/* The RSAPrivateKey functions */
-RSA *PEM_read_RSAPrivateKey(fp,x,cb)
-FILE *fp;
-RSA **x;
-int (*cb)();
-       {
-       return((RSA *)PEM_ASN1_read((char *(*)())d2i_RSAPrivateKey,
-               PEM_STRING_RSA,fp,(char **)x,cb));
-       }
+IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
+                                       PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
 
-RSA *PEM_read_RSAPublicKey(fp,x,cb)
-FILE *fp;
-RSA **x;
-int (*cb)();
-       {
-       return((RSA *)PEM_ASN1_read((char *(*)())d2i_RSAPublicKey,
-               PEM_STRING_RSA_PUBLIC,fp,(char **)x,cb));
-       }
-#endif
+IMPLEMENT_PEM_rw(PKCS8, X509_SIG, PEM_STRING_PKCS8, X509_SIG)
+IMPLEMENT_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO, PEM_STRING_PKCS8INF,
+                                                        PKCS8_PRIV_KEY_INFO)
 
-RSA *PEM_read_bio_RSAPrivateKey(bp,x,cb)
-BIO *bp;
-RSA **x;
-int (*cb)();
-       {
-       return((RSA *)PEM_ASN1_read_bio((char *(*)())d2i_RSAPrivateKey,
-               PEM_STRING_RSA,bp,(char **)x,cb));
-       }
+#ifndef NO_RSA
 
-RSA *PEM_read_bio_RSAPublicKey(bp,x,cb)
-BIO *bp;
-RSA **x;
-int (*cb)();
-       {
-       return((RSA *)PEM_ASN1_read_bio((char *(*)())d2i_RSAPublicKey,
-               PEM_STRING_RSA_PUBLIC,bp,(char **)x,cb));
-       }
+/* We treat RSA or DSA private keys as a special case.
+ *
+ * For private keys we read in an EVP_PKEY structure with
+ * PEM_read_bio_PrivateKey() and extract the relevant private
+ * key: this means can handle "traditional" and PKCS#8 formats
+ * transparently.
+ */
 
-#ifndef WIN16
-int PEM_write_RSAPrivateKey(fp,x,enc,kstr,klen,cb)
-FILE *fp;
-RSA *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write((int (*)())i2d_RSAPrivateKey,PEM_STRING_RSA,fp,
-               (char *)x,enc,kstr,klen,cb));
+static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
+{
+       RSA *rtmp;
+       if(!key) return NULL;
+       rtmp = EVP_PKEY_rget_RSA(key);
+       EVP_PKEY_free(key);
+       if(!rtmp) return NULL;
+       if(rsa) {
+               RSA_free(*rsa);
+               *rsa = rtmp;
        }
+       return rtmp;
+}
 
-int PEM_write_RSAPublicKey(fp,x)
-FILE *fp;
-RSA *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_RSAPublicKey,
-               PEM_STRING_RSA_PUBLIC,fp,
-               (char *)x,NULL,NULL,0,NULL));
-       }
-#endif
+RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
+                                                               void *u)
+{
+       EVP_PKEY *pktmp;
+       pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
+       return pkey_get_rsa(pktmp, rsa);
+}
 
-int PEM_write_bio_RSAPrivateKey(bp,x,enc,kstr,klen,cb)
-BIO *bp;
-RSA *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_RSAPrivateKey,PEM_STRING_RSA,
-               bp,(char *)x,enc,kstr,klen,cb));
-       }
+#ifndef NO_FP_API
 
-int PEM_write_bio_RSAPublicKey(bp,x)
-BIO *bp;
-RSA *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_RSAPublicKey,
-               PEM_STRING_RSA_PUBLIC,
-               bp,(char *)x,NULL,NULL,0,NULL));
-       }
-#endif /* !NO_RSA */
+RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb,
+                                                               void *u)
+{
+       EVP_PKEY *pktmp;
+       pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
+       return pkey_get_rsa(pktmp, rsa);
+}
 
-#ifndef NO_DSA
-#ifndef WIN16
-/* The DSAPrivateKey functions */
-DSA *PEM_read_DSAPrivateKey(fp,x,cb)
-FILE *fp;
-DSA **x;
-int (*cb)();
-       {
-       return((DSA *)PEM_ASN1_read((char *(*)())d2i_DSAPrivateKey,
-               PEM_STRING_DSA,fp,(char **)x,cb));
-       }
 #endif
 
-DSA *PEM_read_bio_DSAPrivateKey(bp,x,cb)
-BIO *bp;
-DSA **x;
-int (*cb)();
-       {
-       return((DSA *)PEM_ASN1_read_bio((char *(*)())d2i_DSAPrivateKey,
-               PEM_STRING_DSA,bp,(char **)x,cb));
-       }
+IMPLEMENT_PEM_write_cb(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
+IMPLEMENT_PEM_rw(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
+IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
 
-#ifndef WIN16
-int PEM_write_DSAPrivateKey(fp,x,enc,kstr,klen,cb)
-FILE *fp;
-DSA *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write((int (*)())i2d_DSAPrivateKey,PEM_STRING_DSA,fp,
-               (char *)x,enc,kstr,klen,cb));
-       }
 #endif
 
-int PEM_write_bio_DSAPrivateKey(bp,x,enc,kstr,klen,cb)
-BIO *bp;
-DSA *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_DSAPrivateKey,PEM_STRING_DSA,
-               bp,(char *)x,enc,kstr,klen,cb));
-       }
-#endif
-
-#ifndef WIN16
-/* The PrivateKey functions */
-EVP_PKEY *PEM_read_PrivateKey(fp,x,cb)
-FILE *fp;
-EVP_PKEY **x;
-int (*cb)();
-       {
-       return((EVP_PKEY *)PEM_ASN1_read((char *(*)())d2i_PrivateKey,
-               PEM_STRING_EVP_PKEY,fp,(char **)x,cb));
-       }
-#endif
+#ifndef NO_DSA
 
-EVP_PKEY *PEM_read_bio_PrivateKey(bp,x,cb)
-BIO *bp;
-EVP_PKEY **x;
-int (*cb)();
-       {
-       return((EVP_PKEY *)PEM_ASN1_read_bio((char *(*)())d2i_PrivateKey,
-               PEM_STRING_EVP_PKEY,bp,(char **)x,cb));
+static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
+{
+       DSA *dtmp;
+       if(!key) return NULL;
+       dtmp = EVP_PKEY_rget_DSA(key);
+       EVP_PKEY_free(key);
+       if(!dtmp) return NULL;
+       if(dsa) {
+               DSA_free(*dsa);
+               *dsa = dtmp;
        }
+       return dtmp;
+}
 
-#ifndef WIN16
-int PEM_write_PrivateKey(fp,x,enc,kstr,klen,cb)
-FILE *fp;
-EVP_PKEY *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write((int (*)())i2d_PrivateKey,
-               ((x->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA),
-               fp,(char *)x,enc,kstr,klen,cb));
-       }
-#endif
+DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
+                                                               void *u)
+{
+       EVP_PKEY *pktmp;
+       pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
+       return pkey_get_dsa(pktmp, dsa);
+}
 
-int PEM_write_bio_PrivateKey(bp,x,enc,kstr,klen,cb)
-BIO *bp;
-EVP_PKEY *x;
-EVP_CIPHER *enc;
-unsigned char *kstr;
-int klen;
-int (*cb)();
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_PrivateKey,
-               ((x->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA),
-               bp,(char *)x,enc,kstr,klen,cb));
-       }
+IMPLEMENT_PEM_write_cb(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
+IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
 
-#ifndef WIN16
-/* The PKCS7 functions */
-PKCS7 *PEM_read_PKCS7(fp,x,cb)
-FILE *fp;
-PKCS7 **x;
-int (*cb)();
-       {
-       return((PKCS7 *)PEM_ASN1_read((char *(*)())d2i_PKCS7,
-               PEM_STRING_PKCS7,fp,(char **)x,cb));
-       }
-#endif
+#ifndef NO_FP_API
 
-PKCS7 *PEM_read_bio_PKCS7(bp,x,cb)
-BIO *bp;
-PKCS7 **x;
-int (*cb)();
-       {
-       return((PKCS7 *)PEM_ASN1_read_bio((char *(*)())d2i_PKCS7,
-               PEM_STRING_PKCS7,bp,(char **)x,cb));
-       }
+DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb,
+                                                               void *u)
+{
+       EVP_PKEY *pktmp;
+       pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
+       return pkey_get_dsa(pktmp, dsa);
+}
 
-#ifndef WIN16
-int PEM_write_PKCS7(fp,x)
-FILE *fp;
-PKCS7 *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_PKCS7,PEM_STRING_PKCS7,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
 #endif
 
-int PEM_write_bio_PKCS7(bp,x)
-BIO *bp;
-PKCS7 *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_PKCS7,PEM_STRING_PKCS7,bp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
+IMPLEMENT_PEM_rw(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
 
-#ifndef NO_DH
-#ifndef WIN16
-/* The DHparams functions */
-DH *PEM_read_DHparams(fp,x,cb)
-FILE *fp;
-DH **x;
-int (*cb)();
-       {
-       return((DH *)PEM_ASN1_read((char *(*)())d2i_DHparams,
-               PEM_STRING_DHPARAMS,fp,(char **)x,cb));
-       }
 #endif
 
-DH *PEM_read_bio_DHparams(bp,x,cb)
-BIO *bp;
-DH **x;
-int (*cb)();
-       {
-       return((DH *)PEM_ASN1_read_bio((char *(*)())d2i_DHparams,
-               PEM_STRING_DHPARAMS,bp,(char **)x,cb));
-       }
+#ifndef NO_DH
 
-#ifndef WIN16
-int PEM_write_DHparams(fp,x)
-FILE *fp;
-DH *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_DHparams,PEM_STRING_DHPARAMS,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
-#endif
+IMPLEMENT_PEM_rw(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
 
-int PEM_write_bio_DHparams(bp,x)
-BIO *bp;
-DH *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_DHparams,PEM_STRING_DHPARAMS,
-               bp,(char *)x, NULL,NULL,0,NULL));
-       }
 #endif
 
-#ifndef NO_DSA
-#ifndef WIN16
-/* The DSAparams functions */
-DSA *PEM_read_DSAparams(fp,x,cb)
-FILE *fp;
-DSA **x;
-int (*cb)();
-       {
-       return((DSA *)PEM_ASN1_read((char *(*)())d2i_DSAparams,
-               PEM_STRING_DSAPARAMS,fp,(char **)x,cb));
-       }
-#endif
 
-DSA *PEM_read_bio_DSAparams(bp,x,cb)
-BIO *bp;
-DSA **x;
-int (*cb)();
-       {
-       return((DSA *)PEM_ASN1_read_bio((char *(*)())d2i_DSAparams,
-               PEM_STRING_DSAPARAMS,bp,(char **)x,cb));
-       }
-
-#ifndef WIN16
-int PEM_write_DSAparams(fp,x)
-FILE *fp;
-DSA *x;
-       {
-       return(PEM_ASN1_write((int (*)())i2d_DSAparams,PEM_STRING_DSAPARAMS,fp,
-               (char *)x, NULL,NULL,0,NULL));
-       }
-#endif
-
-int PEM_write_bio_DSAparams(bp,x)
-BIO *bp;
-DSA *x;
-       {
-       return(PEM_ASN1_write_bio((int (*)())i2d_DSAparams,PEM_STRING_DSAPARAMS,
-               bp,(char *)x, NULL,NULL,0,NULL));
-       }
-#endif
+/* The PrivateKey case is not that straightforward.
+ *   IMPLEMENT_PEM_rw_cb(PrivateKey, EVP_PKEY, PEM_STRING_EVP_PKEY, PrivateKey)
+ * does not work, RSA and DSA keys have specific strings.
+ * (When reading, parameter PEM_STRING_EVP_PKEY is a wildcard for anything
+ * appropriate.)
+ */
+IMPLEMENT_PEM_read(PrivateKey, EVP_PKEY, PEM_STRING_EVP_PKEY, PrivateKey)
+IMPLEMENT_PEM_write_cb(PrivateKey, EVP_PKEY, ((x->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA), PrivateKey)
 
+IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)