Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/pkcs12/p12_key.c

Index: openssl/crypto/pkcs12/p12_key.c
diff --git a/openssl/crypto/pkcs12/p12_key.c b/openssl/crypto/pkcs12/p12_key.c
deleted file mode 100644
index 61d58502fd185afaf282e155735a4a56a38499d1..0000000000000000000000000000000000000000
--- a/openssl/crypto/pkcs12/p12_key.c
+++ /dev/null
@@ -1,227 +0,0 @@
-/* p12_key.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999 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>
-#include <openssl/bn.h>
-
-/* Uncomment out this line to get debugging info about key generation */
-/*#define DEBUG_KEYGEN*/
-#ifdef DEBUG_KEYGEN
-#include <openssl/bio.h>
-extern BIO *bio_err;
-void h__dump (unsigned char *p, int len);
-#endif
-
-/* PKCS12 compatible key/IV generation */
-#ifndef min
-#define min(a,b) ((a) < (b) ? (a) : (b))
-#endif
-
-int PKCS12_key_gen_asc(const char *pass, int passlen, unsigned char *salt,
-	     int saltlen, int id, int iter, int n, unsigned char *out,
-	     const EVP_MD *md_type)
-{
-	int ret;
-	unsigned char *unipass;
-	int uniplen;
-
-	if(!pass) {
-		unipass = NULL;
-		uniplen = 0;
-	} else if (!OPENSSL_asc2uni(pass, passlen, &unipass, &uniplen)) {
-		PKCS12err(PKCS12_F_PKCS12_KEY_GEN_ASC,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	ret = PKCS12_key_gen_uni(unipass, uniplen, salt, saltlen,
-						 id, iter, n, out, md_type);
-	if (ret <= 0)
-	    return 0;
-	if(unipass) {
-		OPENSSL_cleanse(unipass, uniplen);	/* Clear password from memory */
-		OPENSSL_free(unipass);
-	}
-	return ret;
-}
-
-int PKCS12_key_gen_uni(unsigned char *pass, int passlen, unsigned char *salt,
-	     int saltlen, int id, int iter, int n, unsigned char *out,
-	     const EVP_MD *md_type)
-{
-	unsigned char *B, *D, *I, *p, *Ai;
-	int Slen, Plen, Ilen, Ijlen;
-	int i, j, u, v;
-	int ret = 0;
-	BIGNUM *Ij, *Bpl1;	/* These hold Ij and B + 1 */
-	EVP_MD_CTX ctx;
-#ifdef  DEBUG_KEYGEN
-	unsigned char *tmpout = out;
-	int tmpn = n;
-#endif
-
-#if 0
-	if (!pass) {
-		PKCS12err(PKCS12_F_PKCS12_KEY_GEN_UNI,ERR_R_PASSED_NULL_PARAMETER);
-		return 0;
-	}
-#endif
-
-	EVP_MD_CTX_init(&ctx);
-#ifdef  DEBUG_KEYGEN
-	fprintf(stderr, "KEYGEN DEBUG\n");
-	fprintf(stderr, "ID %d, ITER %d\n", id, iter);
-	fprintf(stderr, "Password (length %d):\n", passlen);
-	h__dump(pass, passlen);
-	fprintf(stderr, "Salt (length %d):\n", saltlen);
-	h__dump(salt, saltlen);
-#endif
-	v = EVP_MD_block_size (md_type);
-	u = EVP_MD_size (md_type);
-	if (u < 0)
-	    return 0;
-	D = OPENSSL_malloc (v);
-	Ai = OPENSSL_malloc (u);
-	B = OPENSSL_malloc (v + 1);
-	Slen = v * ((saltlen+v-1)/v);
-	if(passlen) Plen = v * ((passlen+v-1)/v);
-	else Plen = 0;
-	Ilen = Slen + Plen;
-	I = OPENSSL_malloc (Ilen);
-	Ij = BN_new();
-	Bpl1 = BN_new();
-	if (!D || !Ai || !B || !I || !Ij || !Bpl1)
-		goto err;
-	for (i = 0; i < v; i++) D[i] = id;
-	p = I;
-	for (i = 0; i < Slen; i++) *p++ = salt[i % saltlen];
-	for (i = 0; i < Plen; i++) *p++ = pass[i % passlen];
-	for (;;) {
-		if (!EVP_DigestInit_ex(&ctx, md_type, NULL)
-			|| !EVP_DigestUpdate(&ctx, D, v)
-			|| !EVP_DigestUpdate(&ctx, I, Ilen)
-			|| !EVP_DigestFinal_ex(&ctx, Ai, NULL))
-			goto err;
-		for (j = 1; j < iter; j++) {
-			if (!EVP_DigestInit_ex(&ctx, md_type, NULL)
-				|| !EVP_DigestUpdate(&ctx, Ai, u)
-				|| !EVP_DigestFinal_ex(&ctx, Ai, NULL))
-			goto err;
-		}
-		memcpy (out, Ai, min (n, u));
-		if (u >= n) {
-#ifdef DEBUG_KEYGEN
-			fprintf(stderr, "Output KEY (length %d)\n", tmpn);
-			h__dump(tmpout, tmpn);
-#endif
-			ret = 1;
-			goto end;
-		}
-		n -= u;
-		out += u;
-		for (j = 0; j < v; j++) B[j] = Ai[j % u];
-		/* Work out B + 1 first then can use B as tmp space */
-		if (!BN_bin2bn (B, v, Bpl1))
-			goto err;
-		if (!BN_add_word (Bpl1, 1))
-			goto err;
-		for (j = 0; j < Ilen ; j+=v) {
-			if (!BN_bin2bn(I + j, v, Ij))
-				goto err;
-			if (!BN_add(Ij, Ij, Bpl1))
-				goto err;
-			if (!BN_bn2bin(Ij, B))
-				goto err;
-			Ijlen = BN_num_bytes (Ij);
-			/* If more than 2^(v*8) - 1 cut off MSB */
-			if (Ijlen > v) {
-				if (!BN_bn2bin (Ij, B))
-					goto err;
-				memcpy (I + j, B + 1, v);
-#ifndef PKCS12_BROKEN_KEYGEN
-			/* If less than v bytes pad with zeroes */
-			} else if (Ijlen < v) {
-				memset(I + j, 0, v - Ijlen);
-				if (!BN_bn2bin(Ij, I + j + v - Ijlen))
-					goto err;
-#endif
-			} else if (!BN_bn2bin (Ij, I + j))
-				goto err;
-		}
-	}
-
-err:
-	PKCS12err(PKCS12_F_PKCS12_KEY_GEN_UNI,ERR_R_MALLOC_FAILURE);
-
-end:
-	OPENSSL_free (Ai);
-	OPENSSL_free (B);
-	OPENSSL_free (D);
-	OPENSSL_free (I);
-	BN_free (Ij);
-	BN_free (Bpl1);
-	EVP_MD_CTX_cleanup(&ctx);
-	return ret;
-}
-#ifdef DEBUG_KEYGEN
-void h__dump (unsigned char *p, int len)
-{
-	for (; len --; p++) fprintf(stderr, "%02X", *p);
-	fprintf(stderr, "\n");	
-}
-#endif