#include "vendor_defns/hw_ubsec.h"
#endif
+#define UBSEC_LIB_NAME "ubsec engine"
+#include "hw_ubsec_err.c"
+
+#define FAIL_TO_SOFTWARE -15
+
static int ubsec_destroy(ENGINE *e);
static int ubsec_init(ENGINE *e);
static int ubsec_finish(ENGINE *e);
static int ubsec_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
#ifndef OPENSSL_NO_DSA
-#if NOT_USED
+#ifdef NOT_USED
static int ubsec_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 ubsec_dh_generate_key(DH *dh);
#endif
-#if NOT_USED
+#ifdef NOT_USED
static int ubsec_rand_bytes(unsigned char *buf, int num);
static int ubsec_rand_status(void);
#endif
};
#endif
-#ifndef OPENSSL_NO_ERR
-/* Error function codes for use in ubsec operation */
-#define UBSEC_F_UBSEC_INIT 100
-#define UBSEC_F_UBSEC_FINISH 101
-#define UBSEC_F_UBSEC_CTRL 102
-#define UBSEC_F_UBSEC_MOD_EXP 103
-#define UBSEC_F_UBSEC_RSA_MOD_EXP 104
-#define UBSEC_F_UBSEC_RSA_MOD_EXP_CRT 105
-#define UBSEC_F_UBSEC_DSA_SIGN 106
-#define UBSEC_F_UBSEC_DSA_VERIFY 107
-/* Error reason codes */
-#define UBSEC_R_ALREADY_LOADED 108
-#define UBSEC_R_DSO_FAILURE 109
-#define UBSEC_R_UNIT_FAILURE 110
-#define UBSEC_R_NOT_LOADED 111
-#define UBSEC_R_CTRL_COMMAND_NOT_IMPLEMENTED 112
-#define UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL 113
-#define UBSEC_R_BN_EXPAND_FAIL 114
-#define UBSEC_R_REQUEST_FAILED 115
-#define UBSEC_R_MISSING_KEY_COMPONENTS 116
-static ERR_STRING_DATA ubsec_str_functs[] =
- {
- /* This first element is changed to match the dynamic 'lib' number */
-{ERR_PACK(0,0,0), "ubsec engine code"},
-{ERR_PACK(0,UBSEC_F_UBSEC_INIT,0), "ubsec_init"},
-{ERR_PACK(0,UBSEC_F_UBSEC_FINISH,0), "ubsec_finish"},
-{ERR_PACK(0,UBSEC_F_UBSEC_CTRL,0), "ubsec_ctrl"},
-{ERR_PACK(0,UBSEC_F_UBSEC_MOD_EXP,0), "ubsec_mod_exp"},
-{ERR_PACK(0,UBSEC_F_UBSEC_RSA_MOD_EXP,0), "ubsec_rsa_mod_exp"},
-{ERR_PACK(0,UBSEC_F_UBSEC_RSA_MOD_EXP_CRT,0), "ubsec_rsa_mod_exp_crt"},
-{ERR_PACK(0,UBSEC_F_UBSEC_DSA_SIGN,0), "ubsec_dsa_sign"},
-{ERR_PACK(0,UBSEC_F_UBSEC_DSA_VERIFY,0), "ubsec_dsa_verify"},
-/* Error reason codes */
-{UBSEC_R_ALREADY_LOADED ,"already loaded"},
-{UBSEC_R_DSO_FAILURE ,"DSO failure"},
-{UBSEC_R_UNIT_FAILURE ,"unit failure"},
-{UBSEC_R_NOT_LOADED ,"not loaded"},
-{UBSEC_R_CTRL_COMMAND_NOT_IMPLEMENTED ,"ctrl command not implemented"},
-{UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL ,"size too large or too small"},
-{UBSEC_R_BN_EXPAND_FAIL ,"bn_expand fail"},
-{UBSEC_R_REQUEST_FAILED ,"request failed"},
-{UBSEC_R_MISSING_KEY_COMPONENTS ,"missing key components"},
-{0,NULL}
- };
-/* The library number we obtain dynamically from the ERR code */
-static int ubsec_err_lib = -1;
-#define UBSECerr(f,r) ERR_PUT_error(ubsec_err_lib,(f),(r),__FILE__,__LINE__)
-static void ubsec_load_error_strings(void)
- {
- if(ubsec_err_lib < 0)
- {
- if((ubsec_err_lib = ERR_get_next_error_library()) <= 0)
- return;
- ubsec_str_functs[0].error = ERR_PACK(ubsec_err_lib,0,0);
- ERR_load_strings(ubsec_err_lib, ubsec_str_functs);
- }
- }
-static void ubsec_unload_error_strings(void)
- {
- if(ubsec_err_lib >= 0)
- {
- ERR_unload_strings(ubsec_err_lib, ubsec_str_functs);
- ubsec_err_lib = -1;
- }
- }
-#else
-#define UBSECerr(f,r) /* NOP */
-static void ubsec_load_error_strings(void) { } /* NOP */
-static void ubsec_unload_error_strings(void) { } /* NOP */
-#endif
-
/* Constants used when creating the ENGINE */
static const char *engine_ubsec_id = "ubsec";
static const char *engine_ubsec_name = "UBSEC hardware engine support";
#ifndef OPENSSL_NO_DH
!ENGINE_set_DH(e, &ubsec_dh) ||
#endif
- !ENGINE_set_BN_mod_exp(e, ubsec_mod_exp) ||
- !ENGINE_set_BN_mod_exp_crt(e, ubsec_mod_exp_crt) ||
!ENGINE_set_destroy_function(e, ubsec_destroy) ||
!ENGINE_set_init_function(e, ubsec_init) ||
!ENGINE_set_finish_function(e, ubsec_finish) ||
#endif
/* Ensure the ubsec error handling is set up */
- ubsec_load_error_strings();
+ ERR_load_UBSEC_strings();
return 1;
}
-/* As this is only ever called once, there's no need for locking
- * (indeed - the lock will already be held by our caller!!!) */
-ENGINE *ENGINE_ubsec(void)
+static ENGINE *engine_ubsec(void)
{
ENGINE *ret = ENGINE_new();
if(!ret)
return ret;
}
+void ENGINE_load_ubsec(void)
+ {
+ /* Copied from eng_[openssl|dyn].c */
+ ENGINE *toadd = engine_ubsec();
+ if(!toadd) return;
+ ENGINE_add(toadd);
+ ENGINE_free(toadd);
+ ERR_clear_error();
+ }
+
/* This is a process-global DSO handle used for loading and unloading
* the UBSEC library. NB: This is only set (or unset) during an
* init() or finish() call (reference counts permitting) and they're
#endif
static t_UBSEC_math_accelerate_ioctl *p_UBSEC_math_accelerate_ioctl = NULL;
static t_UBSEC_rng_ioctl *p_UBSEC_rng_ioctl = NULL;
+static t_UBSEC_max_key_len_ioctl *p_UBSEC_max_key_len_ioctl = NULL;
+
+static int max_key_len = 1024; /* ??? */
/*
* These are the static string constants for the DSO file name and the function
* symbol names to bind to.
*/
-static const char *UBSEC_LIBNAME = "ubsec";
+static const char *UBSEC_LIBNAME = NULL;
+static const char *get_UBSEC_LIBNAME(void)
+ {
+ if(UBSEC_LIBNAME)
+ return UBSEC_LIBNAME;
+ return "ubsec";
+ }
+static void free_UBSEC_LIBNAME(void)
+ {
+ if(UBSEC_LIBNAME)
+ OPENSSL_free((void*)UBSEC_LIBNAME);
+ UBSEC_LIBNAME = NULL;
+ }
+static long set_UBSEC_LIBNAME(const char *name)
+ {
+ free_UBSEC_LIBNAME();
+ return (((UBSEC_LIBNAME = BUF_strdup(name)) != NULL) ? 1 : 0);
+ }
static const char *UBSEC_F1 = "ubsec_bytes_to_bits";
static const char *UBSEC_F2 = "ubsec_bits_to_bytes";
static const char *UBSEC_F3 = "ubsec_open";
#endif
static const char *UBSEC_F11 = "math_accelerate_ioctl";
static const char *UBSEC_F12 = "rng_ioctl";
+static const char *UBSEC_F13 = "ubsec_max_key_len_ioctl";
/* Destructor (complements the "ENGINE_ubsec()" constructor) */
static int ubsec_destroy(ENGINE *e)
{
- ubsec_unload_error_strings();
+ free_UBSEC_LIBNAME();
+ ERR_unload_UBSEC_strings();
return 1;
}
#endif
t_UBSEC_math_accelerate_ioctl *p11;
t_UBSEC_rng_ioctl *p12;
+ t_UBSEC_max_key_len_ioctl *p13;
int fd = 0;
if(ubsec_dso != NULL)
/*
* Attempt to load libubsec.so/ubsec.dll/whatever.
*/
- ubsec_dso = DSO_load(NULL, UBSEC_LIBNAME, NULL, 0);
+ ubsec_dso = DSO_load(NULL, get_UBSEC_LIBNAME(), NULL, 0);
if(ubsec_dso == NULL)
{
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_DSO_FAILURE);
#endif
!(p11 = (t_UBSEC_math_accelerate_ioctl *)
DSO_bind_func(ubsec_dso, UBSEC_F11)) ||
- !(p12 = (t_UBSEC_rng_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F12)))
+ !(p12 = (t_UBSEC_rng_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F12)) ||
+ !(p13 = (t_UBSEC_max_key_len_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F13)))
{
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_DSO_FAILURE);
goto err;
#endif
p_UBSEC_math_accelerate_ioctl = p11;
p_UBSEC_rng_ioctl = p12;
+ p_UBSEC_max_key_len_ioctl = p13;
/* Perform an open to see if there's actually any unit running. */
- if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) > 0)
- {
- p_UBSEC_ubsec_close(fd);
- return 1;
- }
+ if (((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) > 0) && (p_UBSEC_max_key_len_ioctl(fd, &max_key_len) == 0))
+ {
+ p_UBSEC_ubsec_close(fd);
+ return 1;
+ }
else
- {
- UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
- }
+ {
+ UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
+ }
err:
if(ubsec_dso)
#endif
p_UBSEC_math_accelerate_ioctl = NULL;
p_UBSEC_rng_ioctl = NULL;
+ p_UBSEC_max_key_len_ioctl = NULL;
return 0;
}
static int ubsec_finish(ENGINE *e)
{
+ free_UBSEC_LIBNAME();
if(ubsec_dso == NULL)
{
UBSECerr(UBSEC_F_UBSEC_FINISH, UBSEC_R_NOT_LOADED);
#endif
p_UBSEC_math_accelerate_ioctl = NULL;
p_UBSEC_rng_ioctl = NULL;
+ p_UBSEC_max_key_len_ioctl = NULL;
return 1;
}
UBSECerr(UBSEC_F_UBSEC_CTRL,UBSEC_R_ALREADY_LOADED);
return 0;
}
- UBSEC_LIBNAME = (const char *)p;
- return 1;
+ return set_UBSEC_LIBNAME((const char *)p);
default:
break;
}
/* Check if hardware can't handle this argument. */
y_len = BN_num_bits(m);
- if (y_len > 1024) {
+ if (y_len > max_key_len) {
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
- return 0;
+ return BN_mod_exp(r, a, p, m, ctx);
}
if(!bn_wexpand(r, m->top))
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
fd = 0;
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
- return 0;
+ return BN_mod_exp(r, a, p, m, ctx);
}
if (p_UBSEC_rsa_mod_exp_ioctl(fd, (unsigned char *)a->d, BN_num_bits(a),
BN_num_bits(p), (unsigned char *)r->d, &y_len) != 0)
{
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_REQUEST_FAILED);
- return 0;
+ p_UBSEC_ubsec_close(fd);
+
+ return BN_mod_exp(r, a, p, m, ctx);
}
p_UBSEC_ubsec_close(fd);
goto err;
}
- /*
- * Do in software if argument is too large for hardware.
- */
- if ((BN_num_bits(rsa->p)+BN_num_bits(rsa->q)) > 1024) {
- const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
- to_return = (*meth->rsa_mod_exp)(r0, I, rsa);
- } else {
- to_return = ubsec_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1,
- rsa->dmq1, rsa->iqmp, ctx);
+ to_return = ubsec_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1,
+ rsa->dmq1, rsa->iqmp, ctx);
+ if (to_return == FAIL_TO_SOFTWARE)
+ {
+ /*
+ * Do in software as hardware failed.
+ */
+ const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
+ to_return = (*meth->rsa_mod_exp)(r0, I, rsa);
}
err:
if(ctx)
y_len = BN_num_bits(p) + BN_num_bits(q);
/* Check if hardware can't handle this argument. */
- if (y_len > 1024) {
+ if (y_len > max_key_len) {
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
- return 0;
+ return FAIL_TO_SOFTWARE;
}
if (!bn_wexpand(r, p->top + q->top + 1)) {
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
fd = 0;
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
- return 0;
+ return FAIL_TO_SOFTWARE;
}
if (p_UBSEC_rsa_mod_exp_crt_ioctl(fd,
(unsigned char *)q->d, BN_num_bits(q),
(unsigned char *)r->d, &y_len) != 0) {
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_REQUEST_FAILED);
- return 0;
+ p_UBSEC_ubsec_close(fd);
+ return FAIL_TO_SOFTWARE;
}
p_UBSEC_ubsec_close(fd);
}
#ifndef OPENSSL_NO_DSA
-#if NOT_USED
+#ifdef NOT_USED
static int ubsec_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)
#ifndef OPENSSL_NO_RSA
/* Do in software if the key is too large for the hardware. */
- if (BN_num_bits(m) > 1024)
+ if (BN_num_bits(m) > max_key_len)
{
const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
ret = (*meth->bn_mod_exp)(r, a, p, m, ctx, m_ctx);
}
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
+ const DSA_METHOD *meth;
fd = 0;
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
- return 0;
+ meth = DSA_OpenSSL();
+ to_return = meth->dsa_do_sign(dgst, dlen, dsa);
+ goto err;
}
if (p_UBSEC_dsa_sign_ioctl(fd, 0, /* compute hash before signing */
(unsigned char *)dsa->priv_key->d, BN_num_bits(dsa->priv_key),
(unsigned char *)r->d, &r_len,
(unsigned char *)s->d, &s_len ) != 0) {
+ const DSA_METHOD *meth;
+
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_REQUEST_FAILED);
+ p_UBSEC_ubsec_close(fd);
+ meth = DSA_OpenSSL();
+ to_return = meth->dsa_do_sign(dgst, dlen, dsa);
+
goto err;
}
d_len = p_UBSEC_ubsec_bytes_to_bits((unsigned char *)dgst, dgst_len);
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
+ const DSA_METHOD *meth;
fd = 0;
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
- return 0;
+ meth = DSA_OpenSSL();
+ to_return = meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
+ goto err;
}
if (p_UBSEC_dsa_verify_ioctl(fd, 0, /* compute hash before signing */
(unsigned char *)sig->r->d, BN_num_bits(sig->r),
(unsigned char *)sig->s->d, BN_num_bits(sig->s),
(unsigned char *)v.d, &v_len) != 0) {
+ const DSA_METHOD *meth;
UBSECerr(UBSEC_F_UBSEC_DSA_VERIFY , UBSEC_R_REQUEST_FAILED);
+ p_UBSEC_ubsec_close(fd);
+
+ meth = DSA_OpenSSL();
+ to_return = meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
+
goto err;
}
#ifndef OPENSSL_NO_DH
static int ubsec_dh_compute_key (unsigned char *key,const BIGNUM *pub_key,DH *dh)
- {
- return 0;
- }
+ {
+ int ret = -1,
+ k_len,
+ fd;
+
+ k_len = BN_num_bits(dh->p);
+
+ if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
+ {
+ const DH_METHOD *meth;
+ ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
+ meth = DH_OpenSSL();
+ ret = meth->compute_key(key, pub_key, dh);
+ goto err;
+ }
+
+ if (p_UBSEC_diffie_hellman_agree_ioctl(fd,
+ (unsigned char *)dh->priv_key->d, BN_num_bits(dh->priv_key),
+ (unsigned char *)pub_key->d, BN_num_bits(pub_key),
+ (unsigned char *)dh->p->d, BN_num_bits(dh->p),
+ key, &k_len) != 0)
+ {
+ /* Hardware's a no go, failover to software */
+ const DH_METHOD *meth;
+ ENGINEerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_REQUEST_FAILED);
+ p_UBSEC_ubsec_close(fd);
+
+ meth = DH_OpenSSL();
+ ret = meth->compute_key(key, pub_key, dh);
+
+ goto err;
+ }
+
+ p_UBSEC_ubsec_close(fd);
+
+ ret = p_UBSEC_ubsec_bits_to_bytes(k_len);
+err:
+ return ret;
+ }
static int ubsec_dh_generate_key (DH *dh)
- {
- return 0;
- }
+ {
+ int ret = 0,
+ random_bits = 0,
+ pub_key_len = 0,
+ priv_key_len = 0,
+ fd;
+ BIGNUM *pub_key = NULL;
+ BIGNUM *priv_key = NULL;
+
+ /*
+ * How many bits should Random x be? dh_key.c
+ * sets the range from 0 to num_bits(modulus) ???
+ */
+
+ if (dh->priv_key == NULL)
+ {
+ priv_key = BN_new();
+ if (priv_key == NULL) goto err;
+ priv_key_len = BN_num_bits(dh->p);
+ bn_wexpand(priv_key, dh->p->top);
+ do
+ if (!BN_rand_range(priv_key, dh->p)) goto err;
+ while (BN_is_zero(priv_key));
+ random_bits = BN_num_bits(priv_key);
+ }
+ else
+ {
+ priv_key = dh->priv_key;
+ }
+
+ if (dh->pub_key == NULL)
+ {
+ pub_key = BN_new();
+ pub_key_len = BN_num_bits(dh->p);
+ bn_wexpand(pub_key, dh->p->top);
+ if(pub_key == NULL) goto err;
+ }
+ else
+ {
+ pub_key = dh->pub_key;
+ }
+
+ if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
+ {
+ const DH_METHOD *meth;
+ ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
+ meth = DH_OpenSSL();
+ ret = meth->generate_key(dh);
+ goto err;
+ }
+
+ if (p_UBSEC_diffie_hellman_generate_ioctl(fd,
+ (unsigned char *)priv_key->d, &priv_key_len,
+ (unsigned char *)pub_key->d, &pub_key_len,
+ (unsigned char *)dh->g->d, BN_num_bits(dh->g),
+ (unsigned char *)dh->p->d, BN_num_bits(dh->p),
+ 0, 0, random_bits) != 0)
+ {
+ /* Hardware's a no go, failover to software */
+ const DH_METHOD *meth;
+
+ ENGINEerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_REQUEST_FAILED);
+ p_UBSEC_ubsec_close(fd);
+
+ meth = DH_OpenSSL();
+ ret = meth->generate_key(dh);
+
+ goto err;
+ }
+
+ p_UBSEC_ubsec_close(fd);
+
+ dh->pub_key = pub_key;
+ dh->pub_key->top = (pub_key_len + BN_BITS2-1) / BN_BITS2;
+ dh->priv_key = priv_key;
+ dh->priv_key->top = (priv_key_len + BN_BITS2-1) / BN_BITS2;
+
+ ret = 1;
+err:
+ return ret;
+ }
#endif
#ifdef NOT_USED
-static int ubsec_rand_bytes(unsigned char *buf, int num)
- {
- return 0;
- }
+static int ubsec_rand_bytes(unsigned char * buf,
+ int num)
+ {
+ int ret = 0,
+ fd;
+
+ if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
+ {
+ const RAND_METHOD *meth;
+ ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
+ num = p_UBSEC_ubsec_bits_to_bytes(num);
+ meth = RAND_SSLeay();
+ meth->seed(buf, num);
+ ret = meth->bytes(buf, num);
+ goto err;
+ }
+
+ num *= 8; /* bytes to bits */
+
+ if (p_UBSEC_rng_ioctl(fd,
+ UBSEC_RNG_DIRECT,
+ buf,
+ &num) != 0)
+ {
+ /* Hardware's a no go, failover to software */
+ const RAND_METHOD *meth;
+
+ ENGINEerr(UBSEC_F_UBSEC_RNG_BYTES, UBSEC_R_REQUEST_FAILED);
+ p_UBSEC_ubsec_close(fd);
+
+ num = p_UBSEC_ubsec_bits_to_bytes(num);
+ meth = RAND_SSLeay();
+ meth->seed(buf, num);
+ ret = meth->bytes(buf, num);
+
+ goto err;
+ }
+
+ p_UBSEC_ubsec_close(fd);
+
+ ret = 1;
+err:
+ return(ret);
+ }
+
static int ubsec_rand_status(void)
{
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