+++ /dev/null
-/**********************************************************************
- * 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;
- }