First of several reorganisations to

reduce linker bloat. For example the
single line:

PEM_read_X509()

results in a binary of around 400K in Linux!

This first step separates some of the PEM functions and
avoids linking in some PKCS#7 and PKCS#12 code.

1 files changed, 97 insertions, 0 deletions

diff --git a/crypto/pkcs12/p12_p8e.c b/crypto/pkcs12/p12_p8e.c
new file mode 100644
index 0000000000..7a17b31b5d
--- /dev/null
+++ b/crypto/pkcs12/p12_p8e.c
@@ -0,0 +1,97 @@
+/* p12_p8e.c */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2001.
+ */
+/* ====================================================================
+ * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/pkcs12.h>
+
+X509_SIG *PKCS8_encrypt(int pbe_nid, const EVP_CIPHER *cipher,
+			 const char *pass, int passlen,
+			 unsigned char *salt, int saltlen, int iter,
+						PKCS8_PRIV_KEY_INFO *p8inf)
+{
+	X509_SIG *p8;
+	X509_ALGOR *pbe;
+
+	if (!(p8 = X509_SIG_new())) {
+		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
+		goto err;
+	}
+
+	if(pbe_nid == -1) pbe = PKCS5_pbe2_set(cipher, iter, salt, saltlen);
+	else pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen);
+	if(!pbe) {
+		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_ASN1_LIB);
+		goto err;
+	}
+	X509_ALGOR_free(p8->algor);
+	p8->algor = pbe;
+	M_ASN1_OCTET_STRING_free(p8->digest);
+	p8->digest = PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS8_PRIV_KEY_INFO),
+					pass, passlen, p8inf, 1);
+	if(!p8->digest) {
+		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, PKCS12_R_ENCRYPT_ERROR);
+		goto err;
+	}
+
+	return p8;
+
+	err:
+	X509_SIG_free(p8);
+	return NULL;
+}