Add a bunch of SSL_xxx() functions for configuring the temporary RSA and DH
[openssl.git] / ssl / ssl_rsa.c
index 3a7b8d3..8579c51 100644 (file)
@@ -1,5 +1,5 @@
 /* ssl/ssl_rsa.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
@@ -76,29 +76,20 @@ int SSL_use_certificate(ssl, x)
 SSL *ssl;
 X509 *x;
        {
-       CERT *c;
-
        if (x == NULL)
                {
                SSLerr(SSL_F_SSL_USE_CERTIFICATE,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-       if ((ssl->cert == NULL) || (ssl->cert == ssl->ctx->default_cert))
+       if (!ssl_cert_instantiate(&ssl->cert, ssl->ctx->default_cert)) 
                {
-               c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-               if (ssl->cert != NULL) ssl_cert_free(ssl->cert);
-               ssl->cert=c;
+               SSLerr(SSL_F_SSL_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ssl->cert;
-
-       return(ssl_set_cert(c,x));
+       return(ssl_set_cert(ssl->cert,x));
        }
 
+#ifndef NO_STDIO
 int SSL_use_certificate_file(ssl, file, type)
 SSL *ssl;
 char *file;
@@ -109,11 +100,7 @@ int type;
        int ret=0;
        X509 *x=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,ERR_R_BUF_LIB);
@@ -122,7 +109,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -154,11 +140,12 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
-int SSL_use_certificate_ASN1(ssl, len, d)
+int SSL_use_certificate_ASN1(ssl, d,len)
 SSL *ssl;
-int len;
 unsigned char *d;
+int len;
        {
        X509 *x;
        int ret;
@@ -180,7 +167,6 @@ int SSL_use_RSAPrivateKey(ssl, rsa)
 SSL *ssl;
 RSA *rsa;
        {
-       CERT *c;
        EVP_PKEY *pkey;
        int ret;
 
@@ -189,19 +175,11 @@ RSA *rsa;
                SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-
-        if ((ssl->cert == NULL) || (ssl->cert == ssl->ctx->default_cert))
-                {
-                c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-                if (ssl->cert != NULL) ssl_cert_free(ssl->cert);
-               ssl->cert=c;
+       if (!ssl_cert_instantiate(&ssl->cert, ssl->ctx->default_cert)) 
+               {
+               SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ssl->cert;
        if ((pkey=EVP_PKEY_new()) == NULL)
                {
                SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY,ERR_R_EVP_LIB);
@@ -211,7 +189,7 @@ RSA *rsa;
        CRYPTO_add(&rsa->references,1,CRYPTO_LOCK_RSA);
        EVP_PKEY_assign_RSA(pkey,rsa);
 
-       ret=ssl_set_pkey(c,pkey);
+       ret=ssl_set_pkey(ssl->cert,pkey);
        EVP_PKEY_free(pkey);
        return(ret);
        }
@@ -232,7 +210,22 @@ EVP_PKEY *pkey;
 
        if (c->pkeys[i].x509 != NULL)
                {
-               if (!X509_check_private_key(c->pkeys[i].x509,pkey))
+               EVP_PKEY *pktmp;
+               pktmp = X509_get_pubkey(c->pkeys[i].x509);
+               EVP_PKEY_copy_parameters(pktmp,pkey);
+               EVP_PKEY_free(pktmp);
+               ERR_clear_error();
+
+#ifndef NO_RSA
+               /* Don't check the public/private key, this is mostly
+                * for smart cards. */
+               if ((pkey->type == EVP_PKEY_RSA) &&
+                       (RSA_flags(pkey->pkey.rsa) &
+                        RSA_METHOD_FLAG_NO_CHECK))
+                        ok=1;
+               else
+#endif
+                       if (!X509_check_private_key(c->pkeys[i].x509,pkey))
                        {
                        if ((i == SSL_PKEY_DH_RSA) || (i == SSL_PKEY_DH_DSA))
                                {
@@ -277,6 +270,7 @@ EVP_PKEY *pkey;
        }
 
 #ifndef NO_RSA
+#ifndef NO_STDIO
 int SSL_use_RSAPrivateKey_file(ssl, file, type)
 SSL *ssl;
 char *file;
@@ -286,11 +280,7 @@ int type;
        BIO *in;
        RSA *rsa=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,ERR_R_BUF_LIB);
@@ -299,7 +289,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -330,6 +319,7 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
 int SSL_use_RSAPrivateKey_ASN1(ssl,d,len)
 SSL *ssl;
@@ -357,7 +347,6 @@ int SSL_use_PrivateKey(ssl, pkey)
 SSL *ssl;
 EVP_PKEY *pkey;
        {
-       CERT *c;
        int ret;
 
        if (pkey == NULL)
@@ -365,24 +354,16 @@ EVP_PKEY *pkey;
                SSLerr(SSL_F_SSL_USE_PRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-
-        if ((ssl->cert == NULL) || (ssl->cert == ssl->ctx->default_cert))
-                {
-                c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-                if (ssl->cert != NULL) ssl_cert_free(ssl->cert);
-               ssl->cert=c;
+       if (!ssl_cert_instantiate(&ssl->cert, ssl->ctx->default_cert)) 
+               {
+               SSLerr(SSL_F_SSL_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ssl->cert;
-
-       ret=ssl_set_pkey(c,pkey);
+       ret=ssl_set_pkey(ssl->cert,pkey);
        return(ret);
        }
 
+#ifndef NO_STDIO
 int SSL_use_PrivateKey_file(ssl, file, type)
 SSL *ssl;
 char *file;
@@ -392,11 +373,7 @@ int type;
        BIO *in;
        EVP_PKEY *pkey=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,ERR_R_BUF_LIB);
@@ -405,7 +382,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -431,6 +407,7 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
 int SSL_use_PrivateKey_ASN1(type,ssl,d,len)
 int type;
@@ -458,27 +435,17 @@ int SSL_CTX_use_certificate(ctx, x)
 SSL_CTX *ctx;
 X509 *x;
        {
-       CERT *c;
-
        if (x == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-
-       if (ctx->default_cert == NULL)
+       if (!ssl_cert_instantiate(&ctx->default_cert, NULL))
                {
-               c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-               ctx->default_cert=c;
+               SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ctx->default_cert;
-
-       return(ssl_set_cert(c,x));
+       return(ssl_set_cert(ctx->default_cert,x));
        }
 
 static int ssl_set_cert(c,x)
@@ -491,18 +458,32 @@ X509 *x;
        pkey=X509_get_pubkey(x);
        if (pkey == NULL)
                {
-               SSLerr(SSL_F_SSL_SET_PKEY,SSL_R_X509_LIB);
+               SSLerr(SSL_F_SSL_SET_CERT,SSL_R_X509_LIB);
                return(0);
                }
 
        i=ssl_cert_type(x,pkey);
        if (i < 0)
                {
-               SSLerr(SSL_F_SSL_SET_PKEY,SSL_R_UNKNOWN_CERTIFICATE_TYPE);
+               SSLerr(SSL_F_SSL_SET_CERT,SSL_R_UNKNOWN_CERTIFICATE_TYPE);
+               EVP_PKEY_free(pkey);
                return(0);
                }
 
        if (c->pkeys[i].privatekey != NULL)
+               {
+               EVP_PKEY_copy_parameters(pkey,c->pkeys[i].privatekey);
+               ERR_clear_error();
+
+#ifndef NO_RSA
+               /* Don't check the public/private key, this is mostly
+                * for smart cards. */
+               if ((c->pkeys[i].privatekey->type == EVP_PKEY_RSA) &&
+                       (RSA_flags(c->pkeys[i].privatekey->pkey.rsa) &
+                        RSA_METHOD_FLAG_NO_CHECK))
+                        ok=1;
+               else
+#endif
                {
                if (!X509_check_private_key(x,c->pkeys[i].privatekey))
                        {
@@ -527,10 +508,12 @@ X509 *x;
                        }
                else
                        ok=1;
+               } /* NO_RSA */
                }
        else
                ok=1;
 
+       EVP_PKEY_free(pkey);
        if (bad)
                {
                EVP_PKEY_free(c->pkeys[i].privatekey);
@@ -547,6 +530,7 @@ X509 *x;
        return(1);
        }
 
+#ifndef NO_STDIO
 int SSL_CTX_use_certificate_file(ctx, file, type)
 SSL_CTX *ctx;
 char *file;
@@ -557,11 +541,7 @@ int type;
        int ret=0;
        X509 *x=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,ERR_R_BUF_LIB);
@@ -570,7 +550,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -602,6 +581,7 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
 int SSL_CTX_use_certificate_ASN1(ctx, len, d)
 SSL_CTX *ctx;
@@ -629,7 +609,6 @@ SSL_CTX *ctx;
 RSA *rsa;
        {
        int ret;
-       CERT *c;
        EVP_PKEY *pkey;
 
        if (rsa == NULL)
@@ -637,18 +616,11 @@ RSA *rsa;
                SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-       if (ctx->default_cert == NULL)
+       if (!ssl_cert_instantiate(&ctx->default_cert, NULL))
                {
-               c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-               ctx->default_cert=c;
+               SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ctx->default_cert;
-
        if ((pkey=EVP_PKEY_new()) == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY,ERR_R_EVP_LIB);
@@ -658,11 +630,12 @@ RSA *rsa;
        CRYPTO_add(&rsa->references,1,CRYPTO_LOCK_RSA);
        EVP_PKEY_assign_RSA(pkey,rsa);
 
-       ret=ssl_set_pkey(c,pkey);
+       ret=ssl_set_pkey(ctx->default_cert,pkey);
        EVP_PKEY_free(pkey);
        return(ret);
        }
 
+#ifndef NO_STDIO
 int SSL_CTX_use_RSAPrivateKey_file(ctx, file, type)
 SSL_CTX *ctx;
 char *file;
@@ -672,11 +645,7 @@ int type;
        BIO *in;
        RSA *rsa=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,ERR_R_BUF_LIB);
@@ -685,7 +654,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -716,6 +684,7 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
 int SSL_CTX_use_RSAPrivateKey_ASN1(ctx,d,len)
 SSL_CTX *ctx;
@@ -743,29 +712,20 @@ int SSL_CTX_use_PrivateKey(ctx, pkey)
 SSL_CTX *ctx;
 EVP_PKEY *pkey;
        {
-       CERT *c;
-
        if (pkey == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY,ERR_R_PASSED_NULL_PARAMETER);
                return(0);
                }
-               
-       if (ctx->default_cert == NULL)
+       if (!ssl_cert_instantiate(&ctx->default_cert, NULL))
                {
-               c=ssl_cert_new();
-               if (c == NULL)
-                       {
-                       SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
-                       return(0);
-                       }
-               ctx->default_cert=c;
+               SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY,ERR_R_MALLOC_FAILURE);
+               return(0);
                }
-       c=ctx->default_cert;
-
-       return(ssl_set_pkey(c,pkey));
+       return(ssl_set_pkey(ctx->default_cert,pkey));
        }
 
+#ifndef NO_STDIO
 int SSL_CTX_use_PrivateKey_file(ctx, file, type)
 SSL_CTX *ctx;
 char *file;
@@ -775,11 +735,7 @@ int type;
        BIO *in;
        EVP_PKEY *pkey=NULL;
 
-#ifdef WIN16
-       in=BIO_new(BIO_s_file_internal_w16());
-#else
-       in=BIO_new(BIO_s_file());
-#endif
+       in=BIO_new(BIO_s_file_internal());
        if (in == NULL)
                {
                SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,ERR_R_BUF_LIB);
@@ -788,7 +744,6 @@ int type;
 
        if (BIO_read_filename(in,file) <= 0)
                {
-               SYSerr(SYS_F_FOPEN,errno);
                SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE,ERR_R_SYS_LIB);
                goto end;
                }
@@ -814,6 +769,7 @@ end:
        if (in != NULL) BIO_free(in);
        return(ret);
        }
+#endif
 
 int SSL_CTX_use_PrivateKey_ASN1(type,ctx,d,len)
 int type;