added polarssl-0.14.0

polarssl-0.14.0/include/polarssl/openssl.h

@@ -0,0 +1,134 @@
+/**
+ * \file openssl.h
+ *
+ *  Copyright (C) 2006-2010, Brainspark B.V.
+ *
+ *  This file is part of PolarSSL (http://www.polarssl.org)
+ *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
+ *
+ *  All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+/*
+ * OpenSSL wrapper contributed by David Barett
+ */
+#ifndef POLARSSL_OPENSSL_H
+#define POLARSSL_OPENSSL_H
+
+#include "polarssl/aes.h"
+#include "polarssl/md5.h"
+#include "polarssl/rsa.h"
+#include "polarssl/sha1.h"
+
+#define AES_SIZE                16
+#define AES_BLOCK_SIZE          16
+#define AES_KEY                 aes_context
+#define MD5_CTX                 md5_context
+#define SHA_CTX                 sha1_context
+
+#define SHA1_Init( CTX ) \
+        sha1_starts( (CTX) )
+#define SHA1_Update(  CTX, BUF, LEN ) \
+        sha1_update( (CTX), (unsigned char *)(BUF), (LEN) )
+#define SHA1_Final( OUT, CTX ) \
+        sha1_finish( (CTX), (OUT) )
+
+#define MD5_Init( CTX ) \
+        md5_starts( (CTX) )
+#define MD5_Update( CTX, BUF, LEN ) \
+        md5_update( (CTX), (unsigned char *)(BUF), (LEN) )
+#define MD5_Final( OUT, CTX ) \
+        md5_finish( (CTX), (OUT) )
+
+#define AES_set_encrypt_key( KEY, KEYSIZE, CTX ) \
+        aes_setkey_enc( (CTX), (KEY), (KEYSIZE) )
+#define AES_set_decrypt_key( KEY, KEYSIZE, CTX ) \
+        aes_setkey_dec( (CTX), (KEY), (KEYSIZE) )
+#define AES_cbc_encrypt( INPUT, OUTPUT, LEN, CTX, IV, MODE ) \
+        aes_crypt_cbc( (CTX), (MODE), (LEN), (IV), (INPUT), (OUTPUT) )
+
+/*
+ * RSA stuff follows. TODO: needs cleanup
+ */
+inline int __RSA_Passthrough( void *output, void *input, int size )
+{
+    memcpy( output, input, size );
+    return size;
+}
+
+inline rsa_context* d2i_RSA_PUBKEY( void *ignore, unsigned char **bufptr,
+                                    int len )
+{
+    unsigned char *buffer = *(unsigned char **) bufptr;
+    rsa_context *rsa;
+    
+    /*
+     * Not a general-purpose parser: only parses public key from *exactly*
+     *   openssl genrsa -out privkey.pem 512 (or 1024)
+     *   openssl rsa -in privkey.pem -out privatekey.der -outform der
+     *   openssl rsa -in privkey.pem -out pubkey.der -outform der -pubout
+     *
+     * TODO: make a general-purpose parse
+     */
+    if( ignore != 0 || ( len != 94 && len != 162 ) )
+        return( 0 );
+
+    rsa = (rsa_context *) malloc( sizeof( rsa_rsa ) );
+    if( rsa == NULL )
+        return( 0 );
+
+    memset( rsa, 0, sizeof( rsa_context ) );
+
+    if( ( len ==  94 && 
+          mpi_read_binary( &rsa->N, &buffer[ 25],  64 ) == 0 &&
+          mpi_read_binary( &rsa->E, &buffer[ 91],   3 ) == 0 ) ||
+        ( len == 162 &&
+          mpi_read_binary( &rsa->N, &buffer[ 29], 128 ) == 0 ) &&
+          mpi_read_binary( &rsa->E, &buffer[159],   3 ) == 0 )
+    {
+        /*
+         * key read successfully
+         */
+        rsa->len = ( mpi_msb( &rsa->N ) + 7 ) >> 3;
+        return( rsa );
+    }
+    else
+    {
+        memset( rsa, 0, sizeof( rsa_context ) );
+        free( rsa );
+        return( 0 );
+    }
+}
+
+#define RSA                     rsa_context
+#define RSA_PKCS1_PADDING       1 /* ignored; always encrypt with this */
+#define RSA_size( CTX )         (CTX)->len
+#define RSA_free( CTX )         rsa_free( CTX )
+#define ERR_get_error( )        "ERR_get_error() not supported"
+#define RSA_blinding_off( IGNORE )
+
+#define d2i_RSAPrivateKey( a, b, c ) new rsa_context /* TODO: C++ bleh */
+
+inline int RSA_public_decrypt ( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { int outsize=size; if( !rsa_pkcs1_decrypt( key, RSA_PUBLIC,  &outsize, input, output ) ) return outsize; else return -1; }
+inline int RSA_private_decrypt( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { int outsize=size; if( !rsa_pkcs1_decrypt( key, RSA_PRIVATE, &outsize, input, output ) ) return outsize; else return -1; }
+inline int RSA_public_encrypt ( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { if( !rsa_pkcs1_encrypt( key, RSA_PUBLIC,  size, input, output ) ) return RSA_size(key); else return -1; }
+inline int RSA_private_encrypt( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { if( !rsa_pkcs1_encrypt( key, RSA_PRIVATE, size, input, output ) ) return RSA_size(key); else return -1; }
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* openssl.h */