diff options
Diffstat (limited to 'demos/engines/cluster_labs/hw_cluster_labs.c')
| -rw-r--r-- | demos/engines/cluster_labs/hw_cluster_labs.c | 684 |
1 files changed, 0 insertions, 684 deletions
diff --git a/demos/engines/cluster_labs/hw_cluster_labs.c b/demos/engines/cluster_labs/hw_cluster_labs.c deleted file mode 100644 index 8353dd902e..0000000000 --- a/demos/engines/cluster_labs/hw_cluster_labs.c +++ /dev/null @@ -1,684 +0,0 @@ -/* - * Written by Jan Tschirschwitz (jan.tschirschwitz@cluster-labs.com for the - * OpenSSL project 2000. - */ -/* ==================================================================== - * 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). - * - */ - -#define MSC_VER /* only used cryptic.h */ - -#include <stdio.h> -#include <openssl/crypto.h> -#include <openssl/dso.h> -#include <openssl/des.h> -#include <openssl/engine.h> - -#ifndef NO_HW -# ifndef NO_HW_CLUSTER_LABS - -# ifdef FLAT_INC -# include "cluster_labs.h" -# else -# include "vendor_defns/cluster_labs.h" -# endif - -# define CL_LIB_NAME "cluster_labs engine" -# include "hw_cluster_labs_err.c" - -static int cluster_labs_destroy(ENGINE *e); -static int cluster_labs_init(ENGINE *e); -static int cluster_labs_finish(ENGINE *e); -static int cluster_labs_ctrl(ENGINE *e, int cmd, long i, void *p, - void (*f) ()); - -/* BIGNUM stuff */ -/* This function is aliased to mod_exp (with the mont stuff dropped). */ -static int cluster_labs_mod_exp_mont(BIGNUM *r, const BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *m_ctx); - -/* RSA stuff */ -# ifndef OPENSSL_NO_RSA -static int cluster_labs_rsa_pub_enc(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding); -static int cluster_labs_rsa_pub_dec(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding); -static int cluster_labs_rsa_priv_enc(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, - int padding); -static int cluster_labs_rsa_priv_dec(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, - int padding); -static int cluster_labs_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa); -# endif - -/* DSA stuff */ -# ifndef OPENSSL_NO_DSA -static DSA_SIG *cluster_labs_dsa_sign(const unsigned char *dgst, int dlen, - DSA *dsa); -static int cluster_labs_dsa_verify(const unsigned char *dgst, int dgst_len, - DSA_SIG *sig, DSA *dsa); -static int cluster_labs_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 cluster_labs_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 */ -# ifndef OPENSSL_NO_DH -/* This function is alised to mod_exp (with the DH and mont dropped). */ -static int cluster_labs_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 - -/* RANDOM stuff */ -static int cluster_labs_rand_bytes(unsigned char *buf, int num); - -/* The definitions for control commands specific to this engine */ -# define CLUSTER_LABS_CMD_SO_PATH ENGINE_CMD_BASE -static const ENGINE_CMD_DEFN cluster_labs_cmd_defns[] = { - {CLUSTER_LABS_CMD_SO_PATH, - "SO_PATH", - "Specifies the path to the 'cluster labs' shared library", - ENGINE_CMD_FLAG_STRING}, - {0, NULL, NULL, 0} -}; - -/* Our internal RSA_METHOD that we provide pointers to */ -# ifndef OPENSSL_NO_RSA -static RSA_METHOD cluster_labs_rsa = { - "Cluster Labs RSA method", - cluster_labs_rsa_pub_enc, /* rsa_pub_enc */ - cluster_labs_rsa_pub_dec, /* rsa_pub_dec */ - cluster_labs_rsa_priv_enc, /* rsa_priv_enc */ - cluster_labs_rsa_priv_dec, /* rsa_priv_dec */ - cluster_labs_rsa_mod_exp, /* rsa_mod_exp */ - cluster_labs_mod_exp_mont, /* bn_mod_exp */ - NULL, /* init */ - NULL, /* finish */ - 0, /* flags */ - NULL, /* apps_data */ - NULL, /* rsa_sign */ - NULL /* rsa_verify */ -}; -# endif - -/* Our internal DSA_METHOD that we provide pointers to */ -# ifndef OPENSSL_NO_DSA -static DSA_METHOD cluster_labs_dsa = { - "Cluster Labs DSA method", - cluster_labs_dsa_sign, /* dsa_do_sign */ - NULL, /* dsa_sign_setup */ - cluster_labs_dsa_verify, /* dsa_do_verify */ - cluster_labs_dsa_mod_exp, /* dsa_mod_exp */ - cluster_labs_mod_exp_dsa, /* bn_mod_exp */ - NULL, /* init */ - NULL, /* finish */ - 0, /* flags */ - NULL /* app_data */ -}; -# endif - -/* Our internal DH_METHOD that we provide pointers to */ -# ifndef OPENSSL_NO_DH -static DH_METHOD cluster_labs_dh = { - "Cluster Labs DH method", - NULL, /* generate key */ - NULL, /* compute key */ - cluster_labs_mod_exp_dh, /* bn_mod_exp */ - NULL, /* init */ - NULL, /* finish */ - 0, /* flags */ - NULL /* app_data */ -}; -# endif - -static RAND_METHOD cluster_labs_rand = { - /* "Cluster Labs RAND method", */ - NULL, /* seed */ - cluster_labs_rand_bytes, /* bytes */ - NULL, /* cleanup */ - NULL, /* add */ - cluster_labs_rand_bytes, /* pseudorand */ - NULL, /* status */ -}; - -static const char *engine_cluster_labs_id = "cluster_labs"; -static const char *engine_cluster_labs_name = - "Cluster Labs hardware engine support"; - -/* engine implementation */ -/* ---------------------*/ -static int bind_helper(ENGINE *e) -{ - - if (!ENGINE_set_id(e, engine_cluster_labs_id) || - !ENGINE_set_name(e, engine_cluster_labs_name) || -# ifndef OPENSSL_NO_RSA - !ENGINE_set_RSA(e, &cluster_labs_rsa) || -# endif -# ifndef OPENSSL_NO_DSA - !ENGINE_set_DSA(e, &cluster_labs_dsa) || -# endif -# ifndef OPENSSL_NO_DH - !ENGINE_set_DH(e, &cluster_labs_dh) || -# endif - !ENGINE_set_RAND(e, &cluster_labs_rand) || - !ENGINE_set_destroy_function(e, cluster_labs_destroy) || - !ENGINE_set_init_function(e, cluster_labs_init) || - !ENGINE_set_finish_function(e, cluster_labs_finish) || - !ENGINE_set_ctrl_function(e, cluster_labs_ctrl) || - !ENGINE_set_cmd_defns(e, cluster_labs_cmd_defns)) - return 0; - /* Ensure the error handling is set up */ - ERR_load_CL_strings(); - return 1; -} - -# ifndef ENGINE_DYNAMIC_SUPPORT -static ENGINE *engine_cluster_labs(void) -{ - ENGINE *ret = ENGINE_new(); - - if (!ret) - return NULL; - if (!bind_helper(ret)) { - ENGINE_free(ret); - return NULL; - } - return ret; -} - -# ifdef ENGINE_DYNAMIC_SUPPORT -static -# endif -void ENGINE_load_cluster_labs(void) -{ - - ENGINE *cluster_labs = engine_cluster_labs(); - - if (!cluster_labs) - return; - ENGINE_add(cluster_labs); - ENGINE_free(cluster_labs); - ERR_clear_error(); -} -# endif /* !ENGINE_DYNAMIC_SUPPORT */ - -static int cluster_labs_destroy(ENGINE *e) -{ - - ERR_unload_CL_strings(); - return 1; -} - -/* - * This is a process-global DSO handle used for loading and unloading the - * Cluster Labs 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 *cluster_labs_dso = NULL; - -/* - * These are the function pointers that are (un)set when the library has - * successfully (un)loaded. - */ -static cl_engine_init *p_cl_engine_init = NULL; -static cl_mod_exp *p_cl_mod_exp = NULL; -static cl_mod_exp_crt *p_cl_mod_exp_crt = NULL; -static cl_rsa_mod_exp *p_cl_rsa_mod_exp = NULL; -static cl_rsa_priv_enc *p_cl_rsa_priv_enc = NULL; -static cl_rsa_priv_dec *p_cl_rsa_priv_dec = NULL; -static cl_rsa_pub_enc *p_cl_rsa_pub_enc = NULL; -static cl_rsa_pub_dec *p_cl_rsa_pub_dec = NULL; -static cl_rand_bytes *p_cl_rand_bytes = NULL; -static cl_dsa_sign *p_cl_dsa_sign = NULL; -static cl_dsa_verify *p_cl_dsa_verify = NULL; - -int cluster_labs_init(ENGINE *e) -{ - - cl_engine_init *p1; - cl_mod_exp *p2; - cl_mod_exp_crt *p3; - cl_rsa_mod_exp *p4; - cl_rsa_priv_enc *p5; - cl_rsa_priv_dec *p6; - cl_rsa_pub_enc *p7; - cl_rsa_pub_dec *p8; - cl_rand_bytes *p20; - cl_dsa_sign *p30; - cl_dsa_verify *p31; - - /* engine already loaded */ - if (cluster_labs_dso != NULL) { - CLerr(CL_F_CLUSTER_LABS_INIT, CL_R_ALREADY_LOADED); - goto err; - } - /* try to load engine */ - cluster_labs_dso = DSO_load(NULL, CLUSTER_LABS_LIB_NAME, NULL, 0); - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_INIT, CL_R_DSO_FAILURE); - goto err; - } - /* bind functions */ -#define BINDIT(t, name) (t *)DSO_bind_func(cluster_labs_dso, name) - if ((p1 = (cl_engine_init, CLUSTER_LABS_F1)) == NULL - || (p2 = BINDIT(cl_mod_exp, CLUSTER_LABS_F2)) == NULL - || (p3 = BINDIT(cl_mod_exp_crt, CLUSTER_LABS_F3)) == NULL - || (p4 = BINDIT(cl_rsa_mod_exp, CLUSTER_LABS_F4)) == NULL - || (p5 = BINDIT(cl_rsa_priv_enc, CLUSTER_LABS_F5)) == NULL - || (p6 = BINDIT(cl_rsa_priv_dec, CLUSTER_LABS_F6)) == NULL - || (p7 = BINDIT(cl_rsa_pub_enc, CLUSTER_LABS_F7)) == NULL - || (p8 = BINDIT(cl_rsa_pub_dec, CLUSTER_LABS_F8)) == NULL - || (p20 = BINDIT(cl_rand_bytes, CLUSTER_LABS_F20)) == NULL - || (p30 = BINDIT(cl_dsa_sign, CLUSTER_LABS_F30)) == NULL - || (p31 = BINDIT(cl_dsa_verify, CLUSTER_LABS_F31)) == NULL) { - CLerr(CL_F_CLUSTER_LABS_INIT, CL_R_DSO_FAILURE); - goto err; - } - - /* copy function pointers */ - p_cl_engine_init = p1; - p_cl_mod_exp = p2; - p_cl_mod_exp_crt = p3; - p_cl_rsa_mod_exp = p4; - p_cl_rsa_priv_enc = p5; - p_cl_rsa_priv_dec = p6; - p_cl_rsa_pub_enc = p7; - p_cl_rsa_pub_dec = p8; - p_cl_rand_bytes = p20; - p_cl_dsa_sign = p30; - p_cl_dsa_verify = p31; - - /* cluster labs engine init */ - if (p_cl_engine_init() == 0) { - CLerr(CL_F_CLUSTER_LABS_INIT, CL_R_INIT_FAILED); - goto err; - } - - return (1); - - err: - /* reset all pointers */ - DSO_free(cluster_labs_dso); - cluster_labs_dso = NULL; - p_cl_engine_init = NULL; - p_cl_mod_exp = NULL; - p_cl_mod_exp_crt = NULL; - p_cl_rsa_mod_exp = NULL; - p_cl_rsa_priv_enc = NULL; - p_cl_rsa_priv_dec = NULL; - p_cl_rsa_pub_enc = NULL; - p_cl_rsa_pub_dec = NULL; - p_cl_rand_bytes = NULL; - p_cl_dsa_sign = NULL; - p_cl_dsa_verify = NULL; - - return (0); -} - -static int cluster_labs_finish(ENGINE *e) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_FINISH, CL_R_NOT_LOADED); - return 0; - } - if (!DSO_free(cluster_labs_dso)) { - CLerr(CL_F_CLUSTER_LABS_FINISH, CL_R_DSO_FAILURE); - return 0; - } - - cluster_labs_dso = NULL; - p_cl_engine_init = NULL; - p_cl_mod_exp = NULL; - p_cl_rsa_mod_exp = NULL; - p_cl_mod_exp_crt = NULL; - p_cl_rsa_priv_enc = NULL; - p_cl_rsa_priv_dec = NULL; - p_cl_rsa_pub_enc = NULL; - p_cl_rsa_pub_dec = NULL; - p_cl_rand_bytes = NULL; - p_cl_dsa_sign = NULL; - p_cl_dsa_verify = NULL; - - return (1); - -} - -static int cluster_labs_ctrl(ENGINE *e, int cmd, long i, void *p, - void (*f) ()) -{ - int initialised = ((cluster_labs_dso == NULL) ? 0 : 1); - - switch (cmd) { - case CLUSTER_LABS_CMD_SO_PATH: - if (p == NULL) { - CLerr(CL_F_CLUSTER_LABS_CTRL, ERR_R_PASSED_NULL_PARAMETER); - return 0; - } - if (initialised) { - CLerr(CL_F_CLUSTER_LABS_CTRL, CL_R_ALREADY_LOADED); - return 0; - } - CLUSTER_LABS_LIB_NAME = (const char *)p; - return 1; - default: - break; - } - CLerr(CL_F_CLUSTER_LABS_CTRL, CL_R_COMMAND_NOT_IMPLEMENTED); - return 0; -} - -static int cluster_labs_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, - const BIGNUM *m, BN_CTX *ctx) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_MOD_EXP, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_mod_exp == NULL) { - CLerr(CL_F_CLUSTER_LABS_MOD_EXP, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_mod_exp(r, a, p, m, ctx); - -} - -static int cluster_labs_mod_exp_crt(BIGNUM *r, BIGNUM *a, const BIGNUM *p, - const BIGNUM *q, const BIGNUM *dmp1, - const BIGNUM *dmq1, const BIGNUM *iqmp, - BN_CTX *ctx) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_MOD_EXP_CRT, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_mod_exp_crt == NULL) { - CLerr(CL_F_CLUSTER_LABS_MOD_EXP_CRT, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_mod_exp_crt(r, a, p, q, dmp1, dmq1, iqmp, ctx); - -} - -static int cluster_labs_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_MOD_EXP, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_rsa_mod_exp == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_MOD_EXP, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rsa_mod_exp(r0, I, rsa); - -} - -static DSA_SIG *cluster_labs_dsa_sign(const unsigned char *dgst, int dlen, - DSA *dsa) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_DSA_SIGN, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_dsa_sign == NULL) { - CLerr(CL_F_CLUSTER_LABS_DSA_SIGN, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_dsa_sign(dgst, dlen, dsa); - -} - -static int cluster_labs_dsa_verify(const unsigned char *dgst, int dgst_len, - DSA_SIG *sig, DSA *dsa) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_DSA_VERIFY, CL_R_NOT_LOADED); - return 0; - } - - if (p_cl_dsa_verify == NULL) { - CLerr(CL_F_CLUSTER_LABS_DSA_VERIFY, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_dsa_verify(dgst, dgst_len, sig, dsa); - -} - -static int cluster_labs_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 status = 0; - - BN_init(&t); - /* let rr = a1 ^ p1 mod m */ - if (!cluster_labs_mod_exp(rr, a1, p1, m, ctx)) - goto end; - /* let t = a2 ^ p2 mod m */ - if (!cluster_labs_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; - status = 1; - end: - BN_free(&t); - - return (1); - -} - -static int cluster_labs_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *m_ctx) -{ - return cluster_labs_mod_exp(r, a, p, m, ctx); -} - -/* This function is aliased to mod_exp (with the mont stuff dropped). */ -static int cluster_labs_mod_exp_mont(BIGNUM *r, const BIGNUM *a, - const BIGNUM *p, const BIGNUM *m, - BN_CTX *ctx, BN_MONT_CTX *m_ctx) -{ - return cluster_labs_mod_exp(r, a, p, m, ctx); -} - -/* This function is aliased to mod_exp (with the dh and mont dropped). */ -static int cluster_labs_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 cluster_labs_mod_exp(r, a, p, m, ctx); -} - -static int cluster_labs_rsa_pub_enc(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PUB_ENC, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_rsa_priv_enc == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PUB_ENC, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rsa_pub_enc(flen, from, to, rsa, padding); - -} - -static int cluster_labs_rsa_pub_dec(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PUB_DEC, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_rsa_priv_enc == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PUB_DEC, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rsa_pub_dec(flen, from, to, rsa, padding); - -} - -static int cluster_labs_rsa_priv_enc(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_ENC, CL_R_NOT_LOADED); - return 0; - } - - if (p_cl_rsa_priv_enc == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_ENC, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rsa_priv_enc(flen, from, to, rsa, padding); - -} - -static int cluster_labs_rsa_priv_dec(int flen, const unsigned char *from, - unsigned char *to, RSA *rsa, int padding) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_DEC, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_rsa_priv_dec == NULL) { - CLerr(CL_F_CLUSTER_LABS_RSA_PRIV_DEC, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rsa_priv_dec(flen, from, to, rsa, padding); - -} - -/************************************************************************************ -* Symmetric algorithms -************************************************************************************/ -/* this will be come soon! */ - -/************************************************************************************ -* Random generator -************************************************************************************/ - -static int cluster_labs_rand_bytes(unsigned char *buf, int num) -{ - - if (cluster_labs_dso == NULL) { - CLerr(CL_F_CLUSTER_LABS_RAND_BYTES, CL_R_NOT_LOADED); - return 0; - } - if (p_cl_mod_exp_crt == NULL) { - CLerr(CL_F_CLUSTER_LABS_RAND_BYTES, CL_R_FUNCTION_NOT_BINDED); - return 0; - } - - return p_cl_rand_bytes(buf, num); - -} - -/* - * This stuff is needed if this ENGINE is being compiled into a - * self-contained shared-library. - */ -# ifdef ENGINE_DYNAMIC_SUPPORT -static int bind_fn(ENGINE *e, const char *id) -{ - fprintf(stderr, "bind_fn CLUSTER_LABS\n"); - if (id && (strcmp(id, engine_cluster_labs_id) != 0)) { - fprintf(stderr, "bind_fn return(0) first\n"); - return 0; - } - if (!bind_helper(e)) { - fprintf(stderr, "bind_fn return(1) first\n"); - return 0; - } - fprintf(stderr, "bind_fn return(1)\n"); - return 1; -} - -IMPLEMENT_DYNAMIC_CHECK_FN() - IMPLEMENT_DYNAMIC_BIND_FN(bind_fn) -# endif /* ENGINE_DYNAMIC_SUPPORT */ -# endif /* !NO_HW_CLUSTER_LABS */ -#endif /* !NO_HW */ |