void main(int argc,char **argv)
{
BN_CTX *ctx;
BIGNUM *a,*b,*c,*m,*e;
unsigned i;
if ((ctx=BN_CTX_new())!=NULL)
{
if ((a=BN_new())!=NULL)
if ((b=BN_new())!=NULL)
if ((c=BN_new())!=NULL)
if ((m=BN_new())!=NULL)
if ((e=BN_new())!=NULL)
{
BN_set_msb(a,g,sizeof(n));
BN_set_msb(m,n,sizeof(n));
BN_set_msb(e,n,sizeof(n));
// b=BN_mod_inverse(e,m,ctx);
// BN_mod_exp_mont(b,a,e,m,ctx,NULL);
BN_mod_exp(b,a,e,m,ctx);
BN_get_msb(b,x,sizeof(n));
dbdump(x,sizeof(n));
}
BN_CTX_free(ctx);
}
}
int main(int argc, const char *argv[]) {
const char *dbname = 0;
const char *env_dir = ".";
int i;
for (i=1; i<argc; i++) {
const char *arg = argv[i];
if (0 == strcmp(arg, "-h") || 0 == strcmp(arg, "--help"))
return usage();
if (0 == strcmp(arg, "-s")) {
if (i+1 >= argc)
return usage();
dbname = argv[++i];
continue;
}
if (0 == strcmp(arg, "--env_dir")) {
if (i+1 >= argc)
return usage();
env_dir = argv[++i];
continue;
}
break;
}
if (i >= argc)
return usage();
return dbdump(env_dir, argv[i], dbname);
}
