2002-02-07 20:44:14 +00:00
|
|
|
/* crypto/engine/hw_aep.c */
|
|
|
|
/*
|
|
|
|
*/
|
|
|
|
/* ====================================================================
|
|
|
|
* 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 <openssl/bn.h>
|
|
|
|
#include <string.h>
|
|
|
|
|
|
|
|
#include <openssl/e_os2.h>
|
2002-06-27 16:32:15 +00:00
|
|
|
#if !defined(OPENSSL_SYS_MSDOS) || defined(__DJGPP__)
|
2002-02-07 20:44:14 +00:00
|
|
|
#include <sys/types.h>
|
|
|
|
#include <unistd.h>
|
|
|
|
#else
|
|
|
|
#include <process.h>
|
|
|
|
typedef int pid_t;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#include <openssl/crypto.h>
|
|
|
|
#include <openssl/dso.h>
|
|
|
|
#include <openssl/engine.h>
|
2002-06-21 02:48:57 +00:00
|
|
|
#include <openssl/buffer.h>
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_HW
|
|
|
|
#ifndef OPENSSL_NO_HW_AEP
|
|
|
|
#ifdef FLAT_INC
|
|
|
|
#include "aep.h"
|
|
|
|
#else
|
|
|
|
#include "vendor_defns/aep.h"
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define AEP_LIB_NAME "aep engine"
|
2002-02-28 11:37:35 +00:00
|
|
|
#define FAIL_TO_SW 0x10101010
|
|
|
|
|
2002-02-07 20:44:14 +00:00
|
|
|
#include "hw_aep_err.c"
|
|
|
|
|
|
|
|
static int aep_init(ENGINE *e);
|
|
|
|
static int aep_finish(ENGINE *e);
|
|
|
|
static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
|
|
|
|
static int aep_destroy(ENGINE *e);
|
|
|
|
|
|
|
|
static AEP_RV aep_get_connection(AEP_CONNECTION_HNDL_PTR hConnection);
|
|
|
|
static AEP_RV aep_return_connection(AEP_CONNECTION_HNDL hConnection);
|
2002-02-28 12:59:03 +00:00
|
|
|
static AEP_RV aep_close_connection(AEP_CONNECTION_HNDL hConnection);
|
2002-02-07 20:44:14 +00:00
|
|
|
static AEP_RV aep_close_all_connections(int use_engine_lock, int *in_use);
|
|
|
|
|
|
|
|
/* BIGNUM stuff */
|
|
|
|
static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx);
|
|
|
|
|
|
|
|
static AEP_RV aep_mod_exp_crt(BIGNUM *r,const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *q, const BIGNUM *dmp1,const BIGNUM *dmq1,
|
|
|
|
const BIGNUM *iqmp, BN_CTX *ctx);
|
|
|
|
|
|
|
|
/* RSA stuff */
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* This function is aliased to mod_exp (with the mont stuff dropped). */
|
|
|
|
static int aep_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
|
|
|
|
|
|
|
|
/* DSA stuff */
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
static int aep_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
|
|
|
|
BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
|
|
|
|
BN_CTX *ctx, BN_MONT_CTX *in_mont);
|
|
|
|
|
|
|
|
static int aep_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
|
|
|
|
BN_MONT_CTX *m_ctx);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* DH stuff */
|
|
|
|
/* This function is aliased to mod_exp (with the DH and mont dropped). */
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
static int aep_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* rand stuff */
|
|
|
|
#ifdef AEPRAND
|
|
|
|
static int aep_rand(unsigned char *buf, int num);
|
|
|
|
static int aep_rand_status(void);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Bignum conversion stuff */
|
2002-03-07 19:39:19 +00:00
|
|
|
static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32* BigNumSize);
|
|
|
|
static AEP_RV MakeAEPBigNum(AEP_VOID_PTR ArbBigNum, AEP_U32 BigNumSize,
|
2002-02-07 20:44:14 +00:00
|
|
|
unsigned char* AEP_BigNum);
|
|
|
|
static AEP_RV ConvertAEPBigNum(void* ArbBigNum, AEP_U32 BigNumSize,
|
|
|
|
unsigned char* AEP_BigNum);
|
|
|
|
|
|
|
|
/* The definitions for control commands specific to this engine */
|
|
|
|
#define AEP_CMD_SO_PATH ENGINE_CMD_BASE
|
|
|
|
static const ENGINE_CMD_DEFN aep_cmd_defns[] =
|
|
|
|
{
|
|
|
|
{ AEP_CMD_SO_PATH,
|
|
|
|
"SO_PATH",
|
|
|
|
"Specifies the path to the 'aep' shared library",
|
|
|
|
ENGINE_CMD_FLAG_STRING
|
|
|
|
},
|
|
|
|
{0, NULL, NULL, 0}
|
|
|
|
};
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
/* Our internal RSA_METHOD that we provide pointers to */
|
|
|
|
static RSA_METHOD aep_rsa =
|
|
|
|
{
|
|
|
|
"Aep RSA method",
|
|
|
|
NULL, /*rsa_pub_encrypt*/
|
|
|
|
NULL, /*rsa_pub_decrypt*/
|
|
|
|
NULL, /*rsa_priv_encrypt*/
|
|
|
|
NULL, /*rsa_priv_encrypt*/
|
|
|
|
aep_rsa_mod_exp, /*rsa_mod_exp*/
|
|
|
|
aep_mod_exp_mont, /*bn_mod_exp*/
|
|
|
|
NULL, /*init*/
|
|
|
|
NULL, /*finish*/
|
|
|
|
0, /*flags*/
|
|
|
|
NULL, /*app_data*/
|
|
|
|
NULL, /*rsa_sign*/
|
|
|
|
NULL /*rsa_verify*/
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
/* Our internal DSA_METHOD that we provide pointers to */
|
|
|
|
static DSA_METHOD aep_dsa =
|
|
|
|
{
|
|
|
|
"Aep DSA method",
|
|
|
|
NULL, /* dsa_do_sign */
|
|
|
|
NULL, /* dsa_sign_setup */
|
|
|
|
NULL, /* dsa_do_verify */
|
|
|
|
aep_dsa_mod_exp, /* dsa_mod_exp */
|
|
|
|
aep_mod_exp_dsa, /* bn_mod_exp */
|
|
|
|
NULL, /* init */
|
|
|
|
NULL, /* finish */
|
|
|
|
0, /* flags */
|
|
|
|
NULL /* app_data */
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
/* Our internal DH_METHOD that we provide pointers to */
|
|
|
|
static DH_METHOD aep_dh =
|
|
|
|
{
|
|
|
|
"Aep DH method",
|
|
|
|
NULL,
|
|
|
|
NULL,
|
|
|
|
aep_mod_exp_dh,
|
|
|
|
NULL,
|
|
|
|
NULL,
|
|
|
|
0,
|
|
|
|
NULL
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifdef AEPRAND
|
|
|
|
/* our internal RAND_method that we provide pointers to */
|
|
|
|
static RAND_METHOD aep_random =
|
|
|
|
{
|
|
|
|
/*"AEP RAND method", */
|
|
|
|
NULL,
|
|
|
|
aep_rand,
|
|
|
|
NULL,
|
|
|
|
NULL,
|
|
|
|
aep_rand,
|
|
|
|
aep_rand_status,
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/*Define an array of structures to hold connections*/
|
|
|
|
static AEP_CONNECTION_ENTRY aep_app_conn_table[MAX_PROCESS_CONNECTIONS];
|
|
|
|
|
|
|
|
/*Used to determine if this is a new process*/
|
|
|
|
static pid_t recorded_pid = 0;
|
|
|
|
|
|
|
|
#ifdef AEPRAND
|
|
|
|
static AEP_U8 rand_block[RAND_BLK_SIZE];
|
|
|
|
static AEP_U32 rand_block_bytes = 0;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Constants used when creating the ENGINE */
|
|
|
|
static const char *engine_aep_id = "aep";
|
|
|
|
static const char *engine_aep_name = "Aep hardware engine support";
|
|
|
|
|
2002-02-28 11:37:35 +00:00
|
|
|
static int max_key_len = 2176;
|
|
|
|
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
/* This internal function is used by ENGINE_aep() and possibly by the
|
|
|
|
* "dynamic" ENGINE support too */
|
|
|
|
static int bind_aep(ENGINE *e)
|
|
|
|
{
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
const RSA_METHOD *meth1;
|
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
const DSA_METHOD *meth2;
|
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
const DH_METHOD *meth3;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if(!ENGINE_set_id(e, engine_aep_id) ||
|
|
|
|
!ENGINE_set_name(e, engine_aep_name) ||
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
!ENGINE_set_RSA(e, &aep_rsa) ||
|
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
!ENGINE_set_DSA(e, &aep_dsa) ||
|
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
!ENGINE_set_DH(e, &aep_dh) ||
|
|
|
|
#endif
|
|
|
|
#ifdef AEPRAND
|
|
|
|
!ENGINE_set_RAND(e, &aep_random) ||
|
|
|
|
#endif
|
|
|
|
!ENGINE_set_init_function(e, aep_init) ||
|
|
|
|
!ENGINE_set_destroy_function(e, aep_destroy) ||
|
|
|
|
!ENGINE_set_finish_function(e, aep_finish) ||
|
|
|
|
!ENGINE_set_ctrl_function(e, aep_ctrl) ||
|
|
|
|
!ENGINE_set_cmd_defns(e, aep_cmd_defns))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
/* We know that the "PKCS1_SSLeay()" functions hook properly
|
|
|
|
* to the aep-specific mod_exp and mod_exp_crt so we use
|
|
|
|
* those functions. NB: We don't use ENGINE_openssl() or
|
|
|
|
* anything "more generic" because something like the RSAref
|
|
|
|
* code may not hook properly, and if you own one of these
|
|
|
|
* cards then you have the right to do RSA operations on it
|
|
|
|
* anyway! */
|
|
|
|
meth1 = RSA_PKCS1_SSLeay();
|
|
|
|
aep_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
|
|
|
|
aep_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
|
|
|
|
aep_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
|
|
|
|
aep_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
/* Use the DSA_OpenSSL() method and just hook the mod_exp-ish
|
|
|
|
* bits. */
|
|
|
|
meth2 = DSA_OpenSSL();
|
|
|
|
aep_dsa.dsa_do_sign = meth2->dsa_do_sign;
|
|
|
|
aep_dsa.dsa_sign_setup = meth2->dsa_sign_setup;
|
|
|
|
aep_dsa.dsa_do_verify = meth2->dsa_do_verify;
|
|
|
|
|
|
|
|
aep_dsa = *DSA_get_default_method();
|
|
|
|
aep_dsa.dsa_mod_exp = aep_dsa_mod_exp;
|
|
|
|
aep_dsa.bn_mod_exp = aep_mod_exp_dsa;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
/* Much the same for Diffie-Hellman */
|
|
|
|
meth3 = DH_OpenSSL();
|
|
|
|
aep_dh.generate_key = meth3->generate_key;
|
|
|
|
aep_dh.compute_key = meth3->compute_key;
|
|
|
|
aep_dh.bn_mod_exp = meth3->bn_mod_exp;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Ensure the aep error handling is set up */
|
2002-02-07 21:12:08 +00:00
|
|
|
ERR_load_AEPHK_strings();
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef ENGINE_DYNAMIC_SUPPORT
|
|
|
|
static int bind_helper(ENGINE *e, const char *id)
|
|
|
|
{
|
|
|
|
if(id && (strcmp(id, engine_aep_id) != 0))
|
|
|
|
return 0;
|
|
|
|
if(!bind_aep(e))
|
|
|
|
return 0;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
IMPLEMENT_DYNAMIC_CHECK_FN()
|
|
|
|
IMPLEMENT_DYNAMIC_BIND_FN(bind_helper)
|
|
|
|
#else
|
|
|
|
static ENGINE *engine_aep(void)
|
|
|
|
{
|
|
|
|
ENGINE *ret = ENGINE_new();
|
|
|
|
if(!ret)
|
|
|
|
return NULL;
|
|
|
|
if(!bind_aep(ret))
|
|
|
|
{
|
|
|
|
ENGINE_free(ret);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
void ENGINE_load_aep(void)
|
|
|
|
{
|
|
|
|
/* Copied from eng_[openssl|dyn].c */
|
|
|
|
ENGINE *toadd = engine_aep();
|
|
|
|
if(!toadd) return;
|
|
|
|
ENGINE_add(toadd);
|
|
|
|
ENGINE_free(toadd);
|
|
|
|
ERR_clear_error();
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* This is a process-global DSO handle used for loading and unloading
|
|
|
|
* the Aep library. NB: This is only set (or unset) during an
|
|
|
|
* init() or finish() call (reference counts permitting) and they're
|
|
|
|
* operating with global locks, so this should be thread-safe
|
|
|
|
* implicitly. */
|
|
|
|
static DSO *aep_dso = NULL;
|
|
|
|
|
|
|
|
/* These are the static string constants for the DSO file name and the function
|
|
|
|
* symbol names to bind to.
|
|
|
|
*/
|
2002-06-21 02:48:57 +00:00
|
|
|
static const char *AEP_LIBNAME = NULL;
|
|
|
|
static const char *get_AEP_LIBNAME(void)
|
|
|
|
{
|
|
|
|
if(AEP_LIBNAME)
|
|
|
|
return AEP_LIBNAME;
|
|
|
|
return "aep";
|
|
|
|
}
|
|
|
|
static void free_AEP_LIBNAME(void)
|
|
|
|
{
|
|
|
|
if(AEP_LIBNAME)
|
|
|
|
OPENSSL_free((void*)AEP_LIBNAME);
|
|
|
|
AEP_LIBNAME = NULL;
|
|
|
|
}
|
|
|
|
static long set_AEP_LIBNAME(const char *name)
|
|
|
|
{
|
|
|
|
free_AEP_LIBNAME();
|
|
|
|
return ((AEP_LIBNAME = BUF_strdup(name)) != NULL ? 1 : 0);
|
|
|
|
}
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
static const char *AEP_F1 = "AEP_ModExp";
|
|
|
|
static const char *AEP_F2 = "AEP_ModExpCrt";
|
|
|
|
#ifdef AEPRAND
|
|
|
|
static const char *AEP_F3 = "AEP_GenRandom";
|
|
|
|
#endif
|
|
|
|
static const char *AEP_F4 = "AEP_Finalize";
|
|
|
|
static const char *AEP_F5 = "AEP_Initialize";
|
|
|
|
static const char *AEP_F6 = "AEP_OpenConnection";
|
|
|
|
static const char *AEP_F7 = "AEP_SetBNCallBacks";
|
|
|
|
static const char *AEP_F8 = "AEP_CloseConnection";
|
|
|
|
|
|
|
|
/* These are the function pointers that are (un)set when the library has
|
|
|
|
* successfully (un)loaded. */
|
|
|
|
static t_AEP_OpenConnection *p_AEP_OpenConnection = NULL;
|
|
|
|
static t_AEP_CloseConnection *p_AEP_CloseConnection = NULL;
|
|
|
|
static t_AEP_ModExp *p_AEP_ModExp = NULL;
|
|
|
|
static t_AEP_ModExpCrt *p_AEP_ModExpCrt = NULL;
|
|
|
|
#ifdef AEPRAND
|
|
|
|
static t_AEP_GenRandom *p_AEP_GenRandom = NULL;
|
|
|
|
#endif
|
|
|
|
static t_AEP_Initialize *p_AEP_Initialize = NULL;
|
|
|
|
static t_AEP_Finalize *p_AEP_Finalize = NULL;
|
|
|
|
static t_AEP_SetBNCallBacks *p_AEP_SetBNCallBacks = NULL;
|
|
|
|
|
|
|
|
/* (de)initialisation functions. */
|
|
|
|
static int aep_init(ENGINE *e)
|
|
|
|
{
|
|
|
|
t_AEP_ModExp *p1;
|
|
|
|
t_AEP_ModExpCrt *p2;
|
|
|
|
#ifdef AEPRAND
|
|
|
|
t_AEP_GenRandom *p3;
|
|
|
|
#endif
|
|
|
|
t_AEP_Finalize *p4;
|
|
|
|
t_AEP_Initialize *p5;
|
|
|
|
t_AEP_OpenConnection *p6;
|
|
|
|
t_AEP_SetBNCallBacks *p7;
|
|
|
|
t_AEP_CloseConnection *p8;
|
|
|
|
|
|
|
|
int to_return = 0;
|
|
|
|
|
|
|
|
if(aep_dso != NULL)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_ALREADY_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
/* Attempt to load libaep.so. */
|
|
|
|
|
2002-06-21 02:48:57 +00:00
|
|
|
aep_dso = DSO_load(NULL, get_AEP_LIBNAME(), NULL, 0);
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
if(aep_dso == NULL)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_NOT_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if( !(p1 = (t_AEP_ModExp *) DSO_bind_func( aep_dso,AEP_F1)) ||
|
|
|
|
!(p2 = (t_AEP_ModExpCrt*) DSO_bind_func( aep_dso,AEP_F2)) ||
|
|
|
|
#ifdef AEPRAND
|
|
|
|
!(p3 = (t_AEP_GenRandom*) DSO_bind_func( aep_dso,AEP_F3)) ||
|
|
|
|
#endif
|
|
|
|
!(p4 = (t_AEP_Finalize*) DSO_bind_func( aep_dso,AEP_F4)) ||
|
|
|
|
!(p5 = (t_AEP_Initialize*) DSO_bind_func( aep_dso,AEP_F5)) ||
|
|
|
|
!(p6 = (t_AEP_OpenConnection*) DSO_bind_func( aep_dso,AEP_F6)) ||
|
|
|
|
!(p7 = (t_AEP_SetBNCallBacks*) DSO_bind_func( aep_dso,AEP_F7)) ||
|
|
|
|
!(p8 = (t_AEP_CloseConnection*) DSO_bind_func( aep_dso,AEP_F8)))
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_INIT,AEPHK_R_NOT_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Copy the pointers */
|
|
|
|
|
|
|
|
p_AEP_ModExp = p1;
|
|
|
|
p_AEP_ModExpCrt = p2;
|
|
|
|
#ifdef AEPRAND
|
|
|
|
p_AEP_GenRandom = p3;
|
|
|
|
#endif
|
|
|
|
p_AEP_Finalize = p4;
|
|
|
|
p_AEP_Initialize = p5;
|
|
|
|
p_AEP_OpenConnection = p6;
|
|
|
|
p_AEP_SetBNCallBacks = p7;
|
|
|
|
p_AEP_CloseConnection = p8;
|
|
|
|
|
|
|
|
to_return = 1;
|
|
|
|
|
|
|
|
return to_return;
|
|
|
|
|
|
|
|
err:
|
|
|
|
|
|
|
|
if(aep_dso)
|
|
|
|
DSO_free(aep_dso);
|
2005-06-17 21:14:35 +00:00
|
|
|
aep_dso = NULL;
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
p_AEP_OpenConnection = NULL;
|
|
|
|
p_AEP_ModExp = NULL;
|
|
|
|
p_AEP_ModExpCrt = NULL;
|
|
|
|
#ifdef AEPRAND
|
|
|
|
p_AEP_GenRandom = NULL;
|
|
|
|
#endif
|
|
|
|
p_AEP_Initialize = NULL;
|
|
|
|
p_AEP_Finalize = NULL;
|
|
|
|
p_AEP_SetBNCallBacks = NULL;
|
|
|
|
p_AEP_CloseConnection = NULL;
|
|
|
|
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Destructor (complements the "ENGINE_aep()" constructor) */
|
|
|
|
static int aep_destroy(ENGINE *e)
|
|
|
|
{
|
2002-06-21 02:48:57 +00:00
|
|
|
free_AEP_LIBNAME();
|
2002-02-07 21:12:08 +00:00
|
|
|
ERR_unload_AEPHK_strings();
|
2002-02-07 20:44:14 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aep_finish(ENGINE *e)
|
|
|
|
{
|
|
|
|
int to_return = 0, in_use;
|
|
|
|
AEP_RV rv;
|
|
|
|
|
|
|
|
if(aep_dso == NULL)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_NOT_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
rv = aep_close_all_connections(0, &in_use);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_CLOSE_HANDLES_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
if (in_use)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_CONNECTIONS_IN_USE);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
rv = p_AEP_Finalize();
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_FINALIZE_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!DSO_free(aep_dso))
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_FINISH,AEPHK_R_UNIT_FAILURE);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
aep_dso = NULL;
|
|
|
|
p_AEP_CloseConnection = NULL;
|
|
|
|
p_AEP_OpenConnection = NULL;
|
|
|
|
p_AEP_ModExp = NULL;
|
|
|
|
p_AEP_ModExpCrt = NULL;
|
|
|
|
#ifdef AEPRAND
|
|
|
|
p_AEP_GenRandom = NULL;
|
|
|
|
#endif
|
|
|
|
p_AEP_Initialize = NULL;
|
|
|
|
p_AEP_Finalize = NULL;
|
|
|
|
p_AEP_SetBNCallBacks = NULL;
|
|
|
|
|
|
|
|
to_return = 1;
|
|
|
|
err:
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aep_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
|
|
|
|
{
|
|
|
|
int initialised = ((aep_dso == NULL) ? 0 : 1);
|
|
|
|
switch(cmd)
|
|
|
|
{
|
|
|
|
case AEP_CMD_SO_PATH:
|
|
|
|
if(p == NULL)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_CTRL,
|
2002-02-07 20:44:14 +00:00
|
|
|
ERR_R_PASSED_NULL_PARAMETER);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if(initialised)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_CTRL,
|
|
|
|
AEPHK_R_ALREADY_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
return 0;
|
|
|
|
}
|
2002-06-21 02:48:57 +00:00
|
|
|
return set_AEP_LIBNAME((const char*)p);
|
2002-02-07 20:44:14 +00:00
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_CTRL,AEPHK_R_CTRL_COMMAND_NOT_IMPLEMENTED);
|
2002-02-07 20:44:14 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx)
|
|
|
|
{
|
|
|
|
int to_return = 0;
|
2002-02-28 11:37:35 +00:00
|
|
|
int r_len = 0;
|
2002-02-07 20:44:14 +00:00
|
|
|
AEP_CONNECTION_HNDL hConnection;
|
|
|
|
AEP_RV rv;
|
2002-02-28 11:37:35 +00:00
|
|
|
|
|
|
|
r_len = BN_num_bits(m);
|
|
|
|
|
|
|
|
/* Perform in software if modulus is too large for hardware. */
|
|
|
|
|
|
|
|
if (r_len > max_key_len){
|
|
|
|
AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
|
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
/*Grab a connection from the pool*/
|
|
|
|
rv = aep_get_connection(&hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_MOD_EXP,AEPHK_R_GET_HANDLE_FAILED);
|
2002-02-28 11:37:35 +00:00
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
2002-02-07 20:44:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*To the card with the mod exp*/
|
|
|
|
rv = p_AEP_ModExp(hConnection,(void*)a, (void*)p,(void*)m, (void*)r,NULL);
|
|
|
|
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_MOD_EXP,AEPHK_R_MOD_EXP_FAILED);
|
2002-02-28 11:37:35 +00:00
|
|
|
rv = aep_close_connection(hConnection);
|
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
2002-02-07 20:44:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*Return the connection to the pool*/
|
|
|
|
rv = aep_return_connection(hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
to_return = 1;
|
|
|
|
err:
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
static AEP_RV aep_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *q, const BIGNUM *dmp1,
|
|
|
|
const BIGNUM *dmq1,const BIGNUM *iqmp, BN_CTX *ctx)
|
|
|
|
{
|
|
|
|
AEP_RV rv = AEP_R_OK;
|
|
|
|
AEP_CONNECTION_HNDL hConnection;
|
|
|
|
|
|
|
|
/*Grab a connection from the pool*/
|
|
|
|
rv = aep_get_connection(&hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT,AEPHK_R_GET_HANDLE_FAILED);
|
2002-02-28 11:37:35 +00:00
|
|
|
return FAIL_TO_SW;
|
2002-02-07 20:44:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*To the card with the mod exp*/
|
|
|
|
rv = p_AEP_ModExpCrt(hConnection,(void*)a, (void*)p, (void*)q, (void*)dmp1,(void*)dmq1,
|
|
|
|
(void*)iqmp,(void*)r,NULL);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_MOD_EXP_CRT,AEPHK_R_MOD_EXP_CRT_FAILED);
|
2002-02-28 11:37:35 +00:00
|
|
|
rv = aep_close_connection(hConnection);
|
|
|
|
return FAIL_TO_SW;
|
2002-02-07 20:44:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*Return the connection to the pool*/
|
|
|
|
rv = aep_return_connection(hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
err:
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef AEPRAND
|
|
|
|
static int aep_rand(unsigned char *buf,int len )
|
|
|
|
{
|
|
|
|
AEP_RV rv = AEP_R_OK;
|
|
|
|
AEP_CONNECTION_HNDL hConnection;
|
|
|
|
|
|
|
|
CRYPTO_w_lock(CRYPTO_LOCK_RAND);
|
|
|
|
|
|
|
|
/*Can the request be serviced with what's already in the buffer?*/
|
|
|
|
if (len <= rand_block_bytes)
|
|
|
|
{
|
|
|
|
memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len);
|
|
|
|
rand_block_bytes -= len;
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_RAND);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
/*If not the get another block of random bytes*/
|
|
|
|
{
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_RAND);
|
|
|
|
|
|
|
|
rv = aep_get_connection(&hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_HANDLE_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err_nounlock;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (len > RAND_BLK_SIZE)
|
|
|
|
{
|
|
|
|
rv = p_AEP_GenRandom(hConnection, len, 2, buf, NULL);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_RANDOM_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err_nounlock;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
CRYPTO_w_lock(CRYPTO_LOCK_RAND);
|
|
|
|
|
|
|
|
rv = p_AEP_GenRandom(hConnection, RAND_BLK_SIZE, 2, &rand_block[0], NULL);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_GET_RANDOM_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
rand_block_bytes = RAND_BLK_SIZE;
|
|
|
|
|
|
|
|
memcpy(buf, &rand_block[RAND_BLK_SIZE - rand_block_bytes], len);
|
|
|
|
rand_block_bytes -= len;
|
|
|
|
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_RAND);
|
|
|
|
}
|
|
|
|
|
|
|
|
rv = aep_return_connection(hConnection);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RAND,AEPHK_R_RETURN_CONNECTION_FAILED);
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
goto err_nounlock;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
err:
|
2002-02-07 21:49:21 +00:00
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_RAND);
|
2002-02-07 20:44:14 +00:00
|
|
|
err_nounlock:
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aep_rand_status(void)
|
|
|
|
{
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
static int aep_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa)
|
|
|
|
{
|
|
|
|
BN_CTX *ctx = NULL;
|
|
|
|
int to_return = 0;
|
|
|
|
AEP_RV rv = AEP_R_OK;
|
|
|
|
|
|
|
|
if ((ctx = BN_CTX_new()) == NULL)
|
|
|
|
goto err;
|
|
|
|
|
|
|
|
if (!aep_dso)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP,AEPHK_R_NOT_LOADED);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*See if we have all the necessary bits for a crt*/
|
|
|
|
if (rsa->q && rsa->dmp1 && rsa->dmq1 && rsa->iqmp)
|
|
|
|
{
|
|
|
|
rv = aep_mod_exp_crt(r0,I,rsa->p,rsa->q, rsa->dmp1,rsa->dmq1,rsa->iqmp,ctx);
|
2002-02-28 11:37:35 +00:00
|
|
|
|
|
|
|
if (rv == FAIL_TO_SW){
|
|
|
|
const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
|
|
|
|
to_return = (*meth->rsa_mod_exp)(r0, I, rsa);
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
else if (rv != AEP_R_OK)
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (!rsa->d || !rsa->n)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_RSA_MOD_EXP,AEPHK_R_MISSING_KEY_COMPONENTS);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
rv = aep_mod_exp(r0,I,rsa->d,rsa->n,ctx);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
goto err;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
to_return = 1;
|
|
|
|
|
|
|
|
err:
|
|
|
|
if(ctx)
|
|
|
|
BN_CTX_free(ctx);
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
|
|
|
static int aep_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
|
|
|
|
BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
|
|
|
|
BN_CTX *ctx, BN_MONT_CTX *in_mont)
|
|
|
|
{
|
|
|
|
BIGNUM t;
|
|
|
|
int to_return = 0;
|
|
|
|
BN_init(&t);
|
|
|
|
|
|
|
|
/* let rr = a1 ^ p1 mod m */
|
|
|
|
if (!aep_mod_exp(rr,a1,p1,m,ctx)) goto end;
|
|
|
|
/* let t = a2 ^ p2 mod m */
|
|
|
|
if (!aep_mod_exp(&t,a2,p2,m,ctx)) goto end;
|
|
|
|
/* let rr = rr * t mod m */
|
|
|
|
if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end;
|
|
|
|
to_return = 1;
|
|
|
|
end:
|
|
|
|
BN_free(&t);
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int aep_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
|
|
|
|
BN_MONT_CTX *m_ctx)
|
|
|
|
{
|
|
|
|
return aep_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* This function is aliased to mod_exp (with the mont stuff dropped). */
|
|
|
|
static int aep_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)
|
|
|
|
{
|
|
|
|
return aep_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
/* This function is aliased to mod_exp (with the dh and mont dropped). */
|
|
|
|
static int aep_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
|
|
|
|
BN_MONT_CTX *m_ctx)
|
|
|
|
{
|
|
|
|
return aep_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static AEP_RV aep_get_connection(AEP_CONNECTION_HNDL_PTR phConnection)
|
|
|
|
{
|
|
|
|
int count;
|
|
|
|
AEP_RV rv = AEP_R_OK;
|
|
|
|
|
|
|
|
/*Get the current process id*/
|
|
|
|
pid_t curr_pid;
|
|
|
|
|
|
|
|
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
|
|
|
|
|
|
|
|
curr_pid = getpid();
|
|
|
|
|
|
|
|
/*Check if this is the first time this is being called from the current
|
|
|
|
process*/
|
|
|
|
if (recorded_pid != curr_pid)
|
|
|
|
{
|
|
|
|
/*Remember our pid so we can check if we're in a new process*/
|
|
|
|
recorded_pid = curr_pid;
|
|
|
|
|
|
|
|
/*Call Finalize to make sure we have not inherited some data
|
|
|
|
from a parent process*/
|
|
|
|
p_AEP_Finalize();
|
|
|
|
|
|
|
|
/*Initialise the AEP API*/
|
|
|
|
rv = p_AEP_Initialize(NULL);
|
|
|
|
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_INIT_FAILURE);
|
2002-02-07 20:44:14 +00:00
|
|
|
recorded_pid = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*Set the AEP big num call back functions*/
|
|
|
|
rv = p_AEP_SetBNCallBacks(&GetBigNumSize, &MakeAEPBigNum,
|
|
|
|
&ConvertAEPBigNum);
|
|
|
|
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_SETBNCALLBACK_FAILURE);
|
2002-02-07 20:44:14 +00:00
|
|
|
recorded_pid = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef AEPRAND
|
|
|
|
/*Reset the rand byte count*/
|
|
|
|
rand_block_bytes = 0;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/*Init the structures*/
|
|
|
|
for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
aep_app_conn_table[count].conn_state = NotConnected;
|
|
|
|
aep_app_conn_table[count].conn_hndl = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*Open a connection*/
|
|
|
|
rv = p_AEP_OpenConnection(phConnection);
|
|
|
|
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_UNIT_FAILURE);
|
2002-02-07 20:44:14 +00:00
|
|
|
recorded_pid = 0;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
aep_app_conn_table[0].conn_state = InUse;
|
|
|
|
aep_app_conn_table[0].conn_hndl = *phConnection;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
/*Check the existing connections to see if we can find a free one*/
|
|
|
|
for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
if (aep_app_conn_table[count].conn_state == Connected)
|
|
|
|
{
|
|
|
|
aep_app_conn_table[count].conn_state = InUse;
|
|
|
|
*phConnection = aep_app_conn_table[count].conn_hndl;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/*If no connections available, we're going to have to try
|
|
|
|
to open a new one*/
|
|
|
|
for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
if (aep_app_conn_table[count].conn_state == NotConnected)
|
|
|
|
{
|
|
|
|
/*Open a connection*/
|
|
|
|
rv = p_AEP_OpenConnection(phConnection);
|
|
|
|
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
{
|
2002-02-07 21:12:08 +00:00
|
|
|
AEPHKerr(AEPHK_F_AEP_GET_CONNECTION,AEPHK_R_UNIT_FAILURE);
|
2002-02-07 20:44:14 +00:00
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
|
|
|
|
aep_app_conn_table[count].conn_state = InUse;
|
|
|
|
aep_app_conn_table[count].conn_hndl = *phConnection;
|
|
|
|
goto end;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
rv = AEP_R_GENERAL_ERROR;
|
|
|
|
end:
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static AEP_RV aep_return_connection(AEP_CONNECTION_HNDL hConnection)
|
|
|
|
{
|
|
|
|
int count;
|
|
|
|
|
|
|
|
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
|
|
|
|
|
|
|
|
/*Find the connection item that matches this connection handle*/
|
|
|
|
for(count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
if (aep_app_conn_table[count].conn_hndl == hConnection)
|
|
|
|
{
|
|
|
|
aep_app_conn_table[count].conn_state = Connected;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
|
|
|
|
|
|
|
|
return AEP_R_OK;
|
|
|
|
}
|
|
|
|
|
2002-02-28 12:59:03 +00:00
|
|
|
static AEP_RV aep_close_connection(AEP_CONNECTION_HNDL hConnection)
|
2002-02-28 11:37:35 +00:00
|
|
|
{
|
|
|
|
int count;
|
2002-03-07 17:13:49 +00:00
|
|
|
AEP_RV rv = AEP_R_OK;
|
2002-02-28 11:37:35 +00:00
|
|
|
|
|
|
|
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
|
|
|
|
|
|
|
|
/*Find the connection item that matches this connection handle*/
|
|
|
|
for(count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
if (aep_app_conn_table[count].conn_hndl == hConnection)
|
|
|
|
{
|
2002-03-07 17:13:49 +00:00
|
|
|
rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl);
|
|
|
|
if (rv != AEP_R_OK)
|
|
|
|
goto end;
|
2002-02-28 11:37:35 +00:00
|
|
|
aep_app_conn_table[count].conn_state = NotConnected;
|
2002-03-07 17:13:49 +00:00
|
|
|
aep_app_conn_table[count].conn_hndl = 0;
|
2002-02-28 11:37:35 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2002-03-07 17:13:49 +00:00
|
|
|
end:
|
2002-02-28 11:37:35 +00:00
|
|
|
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
|
2002-03-07 17:13:49 +00:00
|
|
|
return rv;
|
2002-02-28 11:37:35 +00:00
|
|
|
}
|
|
|
|
|
2002-02-07 20:44:14 +00:00
|
|
|
static AEP_RV aep_close_all_connections(int use_engine_lock, int *in_use)
|
|
|
|
{
|
|
|
|
int count;
|
2002-03-07 17:13:49 +00:00
|
|
|
AEP_RV rv = AEP_R_OK;
|
2002-02-07 20:44:14 +00:00
|
|
|
|
|
|
|
*in_use = 0;
|
|
|
|
if (use_engine_lock) CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
|
|
|
|
for (count = 0;count < MAX_PROCESS_CONNECTIONS;count ++)
|
|
|
|
{
|
|
|
|
switch (aep_app_conn_table[count].conn_state)
|
|
|
|
{
|
|
|
|
case Connected:
|
|
|
|
rv = p_AEP_CloseConnection(aep_app_conn_table[count].conn_hndl);
|
|
|
|
if (rv != AEP_R_OK)
|
2002-03-07 17:13:49 +00:00
|
|
|
goto end;
|
2002-02-07 20:44:14 +00:00
|
|
|
aep_app_conn_table[count].conn_state = NotConnected;
|
|
|
|
aep_app_conn_table[count].conn_hndl = 0;
|
|
|
|
break;
|
|
|
|
case InUse:
|
|
|
|
(*in_use)++;
|
|
|
|
break;
|
|
|
|
case NotConnected:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2002-03-07 17:13:49 +00:00
|
|
|
end:
|
2002-02-07 20:44:14 +00:00
|
|
|
if (use_engine_lock) CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
|
2002-03-07 17:13:49 +00:00
|
|
|
return rv;
|
2002-02-07 20:44:14 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/*BigNum call back functions, used to convert OpenSSL bignums into AEP bignums.
|
|
|
|
Note only 32bit Openssl build support*/
|
|
|
|
|
2002-03-07 19:39:19 +00:00
|
|
|
static AEP_RV GetBigNumSize(AEP_VOID_PTR ArbBigNum, AEP_U32* BigNumSize)
|
2002-02-07 20:44:14 +00:00
|
|
|
{
|
|
|
|
BIGNUM* bn;
|
|
|
|
|
|
|
|
/*Cast the ArbBigNum pointer to our BIGNUM struct*/
|
|
|
|
bn = (BIGNUM*) ArbBigNum;
|
|
|
|
|
|
|
|
#ifdef SIXTY_FOUR_BIT_LONG
|
|
|
|
*BigNumSize = bn->top << 3;
|
|
|
|
#else
|
|
|
|
/*Size of the bignum in bytes is equal to the bn->top (no of 32 bit
|
|
|
|
words) multiplies by 4*/
|
|
|
|
*BigNumSize = bn->top << 2;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return AEP_R_OK;
|
|
|
|
}
|
|
|
|
|
2002-03-07 19:39:19 +00:00
|
|
|
static AEP_RV MakeAEPBigNum(AEP_VOID_PTR ArbBigNum, AEP_U32 BigNumSize,
|
2002-02-07 20:44:14 +00:00
|
|
|
unsigned char* AEP_BigNum)
|
|
|
|
{
|
|
|
|
BIGNUM* bn;
|
|
|
|
|
|
|
|
#ifndef SIXTY_FOUR_BIT_LONG
|
|
|
|
unsigned char* buf;
|
|
|
|
int i;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/*Cast the ArbBigNum pointer to our BIGNUM struct*/
|
|
|
|
bn = (BIGNUM*) ArbBigNum;
|
|
|
|
|
|
|
|
#ifdef SIXTY_FOUR_BIT_LONG
|
|
|
|
memcpy(AEP_BigNum, bn->d, BigNumSize);
|
|
|
|
#else
|
|
|
|
/*Must copy data into a (monotone) least significant byte first format
|
|
|
|
performing endian conversion if necessary*/
|
|
|
|
for(i=0;i<bn->top;i++)
|
|
|
|
{
|
|
|
|
buf = (unsigned char*)&bn->d[i];
|
|
|
|
|
2002-03-07 19:39:19 +00:00
|
|
|
*((AEP_U32*)AEP_BigNum) = (AEP_U32)
|
|
|
|
((unsigned) buf[1] << 8 | buf[0]) |
|
2002-02-07 20:44:14 +00:00
|
|
|
((unsigned) buf[3] << 8 | buf[2]) << 16;
|
|
|
|
|
|
|
|
AEP_BigNum += 4;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return AEP_R_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*Turn an AEP Big Num back to a user big num*/
|
|
|
|
static AEP_RV ConvertAEPBigNum(void* ArbBigNum, AEP_U32 BigNumSize,
|
|
|
|
unsigned char* AEP_BigNum)
|
|
|
|
{
|
|
|
|
BIGNUM* bn;
|
|
|
|
#ifndef SIXTY_FOUR_BIT_LONG
|
|
|
|
int i;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
bn = (BIGNUM*)ArbBigNum;
|
|
|
|
|
|
|
|
/*Expand the result bn so that it can hold our big num.
|
|
|
|
Size is in bits*/
|
|
|
|
bn_expand(bn, (int)(BigNumSize << 3));
|
|
|
|
|
|
|
|
#ifdef SIXTY_FOUR_BIT_LONG
|
|
|
|
bn->top = BigNumSize >> 3;
|
|
|
|
|
|
|
|
if((BigNumSize & 7) != 0)
|
|
|
|
bn->top++;
|
|
|
|
|
|
|
|
memset(bn->d, 0, bn->top << 3);
|
|
|
|
|
|
|
|
memcpy(bn->d, AEP_BigNum, BigNumSize);
|
|
|
|
#else
|
|
|
|
bn->top = BigNumSize >> 2;
|
|
|
|
|
|
|
|
for(i=0;i<bn->top;i++)
|
|
|
|
{
|
|
|
|
bn->d[i] = (AEP_U32)
|
|
|
|
((unsigned) AEP_BigNum[3] << 8 | AEP_BigNum[2]) << 16 |
|
|
|
|
((unsigned) AEP_BigNum[1] << 8 | AEP_BigNum[0]);
|
|
|
|
AEP_BigNum += 4;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return AEP_R_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif /* !OPENSSL_NO_HW_AEP */
|
|
|
|
#endif /* !OPENSSL_NO_HW */
|