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Frequency_Inverter/Firmware/Inverter_firmware/rtcs/source/nat/sonat.c
Indemsys db9ab280ef Initial commit
2022-01-04 12:22:53 +02:00

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/**HEADER********************************************************************
*
* Copyright (c) 2008 Freescale Semiconductor;
* All Rights Reserved
*
* Copyright (c) 2004-2008 Embedded Access Inc.;
* All Rights Reserved
*
* Copyright (c) 1989-2008 ARC International;
* All Rights Reserved
*
***************************************************************************
*
* THIS SOFTWARE IS PROVIDED BY FREESCALE "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 FREESCALE 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.
*
**************************************************************************
*
* $FileName: sonat.c$
* $Version : 3.6.3.0$
* $Date : Jun-4-2010$
*
* Comments:
*
* This file contains the implementation of getsockopt()
* and setsockopt() at the SOL_NAT level.
*
*END************************************************************************/
#include <rtcsrtos.h>
#include <rtcs.h>
#include <rtcs_prv.h>
#include <stddef.h>
#if RTCSCFG_ENABLE_NAT
#include "nat.h"
#include "nat_prv.h"
#define RTCS_ENTER(f,a) RTCSLOG_API(RTCSLOG_TYPE_FNENTRY, RTCSLOG_FN_NAT_ ## f, a)
#define RTCS_EXIT(f,a) RTCSLOG_API(RTCSLOG_TYPE_FNEXIT, RTCSLOG_FN_NAT_ ## f, a); \
return a
uint_32 SOL_NAT_getsockopt (uint_32, uint_32, uint_32, pointer, uint_32 _PTR_);
uint_32 SOL_NAT_setsockopt (uint_32, uint_32, uint_32, pointer, uint_32);
const RTCS_SOCKOPT_CALL_STRUCT SOL_NAT_CALL = {
SOL_NAT_getsockopt,
SOL_NAT_setsockopt
};
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : SOL_NAT_getsockopt
* Returned Value : error code
* Comments : Obtain the current value for a socket option.
*
*END*-----------------------------------------------------------------*/
uint_32 SOL_NAT_getsockopt
(
uint_32 sock,
/* [IN] socket handle */
uint_32 level,
/* [IN] protocol level for the option */
uint_32 optname,
/* [IN] name of the option */
pointer optval,
/* [IN] buffer for the current value of the option */
uint_32 _PTR_ optlen
/* [IN/OUT] length of the option value, in bytes */
)
{ /* Body */
NAT_PARM parms;
uint_32 error;
RTCS_ENTER(GETSOCKOPT, sock);
parms.LEN_PTR = optlen;
parms.OPTION = optname;
parms.CONFIG = optval;
error = RTCSCMD_issue(parms, NAT_getopt);
RTCS_EXIT(GETSOCKOPT, error);
} /* Endbody */
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : SOL_NAT_setsockopt
* Returned Value : error code
* Comments : Modify the current value for a socket option.
*
*END*-----------------------------------------------------------------*/
uint_32 SOL_NAT_setsockopt
(
uint_32 sock,
/* [IN] socket handle */
uint_32 level,
/* [IN] protocol level for the option */
uint_32 optname,
/* [IN] name of the option */
pointer optval,
/* [IN] new value for the option */
uint_32 optlen
/* [IN] length of the option value, in bytes */
)
{ /* Body */
NAT_PARM parms;
uint_32 error;
RTCS_ENTER(SETSOCKOPT, sock);
parms.LEN_PTR = &optlen;
parms.OPTION = optname;
parms.CONFIG = optval;
error = RTCSCMD_issue(parms, NAT_setopt);
if (error) {
RTCS_EXIT(SETSOCKOPT, error);
} /* Endif */
RTCS_EXIT(SETSOCKOPT, RTCS_OK);
} /* Endbody */
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : NAT_setopt
* Parameters :
*
* _ip_address IP_PRV not used
* _ip_address IP_MASK not used
* uint_32_ptr LEN_PTR [IN] length of option value
* uint_32 OPTION [IN] option
* pointer CONFIG [IN] option value
*
* Comments :
* Sets the value of a NAT option.
*
*END*-----------------------------------------------------------------*/
void NAT_setopt
(
NAT_PARM_PTR parm_ptr
)
{ /* Body */
NAT_CFG_STRUCT_PTR nat_cfg = RTCS_getcfg(NAT);
uint_32 error = RTCS_OK;
if (nat_cfg==NULL) {
RTCSCMD_complete(parm_ptr, RTCSERR_NAT_NOT_INITIALIZED);
return;
} /* Endif */
if (parm_ptr->CONFIG == NULL) {
RTCSCMD_complete(parm_ptr, RTCSERR_INVALID_ADDRESS);
return;
} /* Endif */
switch (parm_ptr->OPTION) {
case RTCS_SO_NAT_TIMEOUTS:
if (*parm_ptr->LEN_PTR < sizeof(NAT_TIMEOUTS_STRUCT)) {
error = RTCSERR_SOCK_SHORT_OPTION;
} else {
NAT_config_timeouts(parm_ptr->CONFIG);
} /* Endif */
break;
case RTCS_SO_NAT_PORTS:
if (*parm_ptr->LEN_PTR < sizeof(NAT_PORTS_STRUCT)) {
error = RTCSERR_SOCK_SHORT_OPTION;
} else {
NAT_config_ports(parm_ptr->CONFIG);
} /* Endif */
break;
default:
error = RTCSERR_SOCK_INVALID_OPTION;
} /* Endswitch */
RTCSCMD_complete(parm_ptr, error);
} /* Endbody */
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : NAT_getopt
* Parameters :
*
* _ip_address IP_PRV not used
* _ip_address IP_MASK not used
* uint_32_ptr LEN_PTR [IN/OUT] length of option value
* uint_32 OPTION [IN] option
* pointer CONFIG [OUT] option value
*
* Comments :
* Retrieves the value of a NAT option.
*
*END*-----------------------------------------------------------------*/
void NAT_getopt
(
NAT_PARM_PTR parm_ptr
)
{ /* Body */
NAT_CFG_STRUCT_PTR nat_cfg_ptr = RTCS_getcfg(NAT);
NAT_TIMEOUTS_STRUCT_PTR nat_timeouts_ptr;
NAT_PORTS_STRUCT_PTR nat_ports_ptr;
uint_32 error = RTCS_OK;
uint_32 len = 0;
if (nat_cfg_ptr==NULL) {
RTCSCMD_complete(parm_ptr, RTCSERR_NAT_NOT_INITIALIZED);
return;
} /* Endif */
if ((parm_ptr->CONFIG == NULL) || (parm_ptr->LEN_PTR == NULL)) {
RTCSCMD_complete(parm_ptr, RTCSERR_INVALID_ADDRESS);
return;
} /* Endif */
switch (parm_ptr->OPTION) {
case RTCS_SO_NAT_TIMEOUTS:
len = sizeof(NAT_TIMEOUTS_STRUCT);
if (*parm_ptr->LEN_PTR >= sizeof(NAT_TIMEOUTS_STRUCT)) {
nat_timeouts_ptr = parm_ptr->CONFIG;
nat_timeouts_ptr->timeout_tcp = nat_cfg_ptr->TIMEOUT_TCP;
nat_timeouts_ptr->timeout_fin = nat_cfg_ptr->TIMEOUT_FIN;
nat_timeouts_ptr->timeout_udp = nat_cfg_ptr->TIMEOUT_UDP;
nat_timeouts_ptr->timeout_icmp = nat_cfg_ptr->TIMEOUT_ICMP;
} else {
NAT_TIMEOUTS_STRUCT temp;
temp.timeout_tcp = nat_cfg_ptr->TIMEOUT_TCP;
temp.timeout_fin = nat_cfg_ptr->TIMEOUT_FIN;
temp.timeout_udp = nat_cfg_ptr->TIMEOUT_UDP;
temp.timeout_icmp = nat_cfg_ptr->TIMEOUT_ICMP;
_mem_copy(&temp, parm_ptr->CONFIG, *parm_ptr->LEN_PTR);
} /* Endif */
break;
case RTCS_SO_NAT_PORTS:
len = sizeof(NAT_PORTS_STRUCT);
if (*parm_ptr->LEN_PTR >= sizeof(NAT_PORTS_STRUCT)) {
nat_ports_ptr = parm_ptr->CONFIG;
nat_ports_ptr->port_min = nat_cfg_ptr->PORT_MIN;
nat_ports_ptr->port_max = nat_cfg_ptr->PORT_MAX;
} else {
NAT_PORTS_STRUCT temp;
temp.port_min = nat_cfg_ptr->PORT_MIN;
temp.port_max = nat_cfg_ptr->PORT_MAX;
_mem_copy(&temp, parm_ptr->CONFIG, *parm_ptr->LEN_PTR);
} /* Endif */
break;
default:
error = RTCSERR_SOCK_INVALID_OPTION;
} /* Endswitch */
if (error == RTCS_OK) {
*parm_ptr->LEN_PTR = len;
}
RTCSCMD_complete(parm_ptr, error);
} /* Endbody */
#endif
/* EOF */
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