| Index: openssl/engines/ccgost/gost_ctl.c
|
| ===================================================================
|
| --- openssl/engines/ccgost/gost_ctl.c (revision 0)
|
| +++ openssl/engines/ccgost/gost_ctl.c (revision 0)
|
| @@ -0,0 +1,89 @@
|
| +/**********************************************************************
|
| + * gost_ctl.c *
|
| + * Copyright (c) 2005-2006 Cryptocom LTD *
|
| + * This file is distributed under the same license as OpenSSL *
|
| + * *
|
| + * Implementation of control commands for GOST engine *
|
| + * OpenSSL 0.9.9 libraries required *
|
| + **********************************************************************/
|
| +#include <stdlib.h>
|
| +#include <string.h>
|
| +#include <openssl/crypto.h>
|
| +#include <openssl/err.h>
|
| +#include <openssl/engine.h>
|
| +#include <openssl/buffer.h>
|
| +#include "gost_lcl.h"
|
| +
|
| +static char *gost_params[GOST_PARAM_MAX+1]={NULL};
|
| +static const char *gost_envnames[]={"CRYPT_PARAMS"};
|
| +const ENGINE_CMD_DEFN gost_cmds[]=
|
| + {
|
| +/* { GOST_CTRL_RNG,
|
| + "RNG",
|
| + "Type of random number generator to use",
|
| + ENGINE_CMD_FLAG_STRING
|
| + },
|
| + { GOST_CTRL_RNG_PARAMS,
|
| + "RNG_PARAMS",
|
| + "Parameter for random number generator",
|
| + ENGINE_CMD_FLAG_STRING
|
| + },
|
| +*/ { GOST_CTRL_CRYPT_PARAMS,
|
| + "CRYPT_PARAMS",
|
| + "OID of default GOST 28147-89 parameters",
|
| + ENGINE_CMD_FLAG_STRING
|
| + },
|
| +{0,NULL,NULL,0}
|
| + };
|
| +
|
| +void gost_param_free()
|
| +{
|
| + int i;
|
| + for (i=0;i<=GOST_PARAM_MAX;i++)
|
| + if (gost_params[i]!=NULL)
|
| + {
|
| + OPENSSL_free(gost_params[i]);
|
| + gost_params[i]=NULL;
|
| + }
|
| +
|
| +}
|
| +
|
| +int gost_control_func(ENGINE *e,int cmd,long i, void *p, void (*f)(void))
|
| + {
|
| + int param = cmd-ENGINE_CMD_BASE;
|
| + int ret=0;
|
| + if (param <0 || param >GOST_PARAM_MAX) return -1;
|
| + ret=gost_set_default_param(param,p);
|
| + return ret;
|
| + }
|
| +
|
| +const char *get_gost_engine_param(int param)
|
| + {
|
| + char *tmp;
|
| + if (param <0 || param >GOST_PARAM_MAX) return NULL;
|
| + if (gost_params[param]!=NULL)
|
| + {
|
| + return gost_params[param];
|
| + }
|
| + tmp = getenv(gost_envnames[param]);
|
| + if (tmp)
|
| + {
|
| + if (gost_params[param]) OPENSSL_free(gost_params[param]);
|
| + gost_params[param] = BUF_strdup(tmp);
|
| + return gost_params[param];
|
| + }
|
| + return NULL;
|
| + }
|
| +
|
| +int gost_set_default_param(int param, const char *value)
|
| + {
|
| + const char *tmp;
|
| + if (param <0 || param >GOST_PARAM_MAX) return 0;
|
| + tmp = getenv(gost_envnames[param]);
|
| + /* if there is value in the environment, use it, else -passed string * */
|
| + if (!tmp) tmp=value;
|
| + if (gost_params[param]) OPENSSL_free(gost_params[param]);
|
| + gost_params[param] = BUF_strdup(tmp);
|
| +
|
| + return 1;
|
| + }
|
|
|