nuttx/drivers/wireless/cc3000/netapp.c
2013-09-04 09:45:59 -06:00

460 lines
16 KiB
C

/*****************************************************************************
*
* netapp.c - CC3000 Host Driver Implementation.
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS 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 THE COPYRIGHT
* OWNER OR 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.
*
*****************************************************************************/
#include <string.h>
#include <nuttx/cc3000/netapp.h>
#include <nuttx/cc3000/hci.h>
#include <nuttx/cc3000/socket.h>
#include <nuttx/cc3000/evnt_handler.h>
#include <nuttx/cc3000/nvmem.h>
#define MIN_TIMER_VAL_SECONDS 20
#define MIN_TIMER_SET(t) if ((0 != t) && (t < MIN_TIMER_VAL_SECONDS)) \
{ \
t = MIN_TIMER_VAL_SECONDS; \
}
#define NETAPP_DHCP_PARAMS_LEN (20)
#define NETAPP_SET_TIMER_PARAMS_LEN (20)
#define NETAPP_SET_DEBUG_LEVEL_PARAMS_LEN (4)
#define NETAPP_PING_SEND_PARAMS_LEN (16)
//*****************************************************************************
//
//! netapp_config_mac_adrress
//!
//! @param mac device mac address, 6 bytes. Saved: yes
//!
//! @return return on success 0, otherwise error.
//!
//! @brief Configure device MAC address and store it in NVMEM.
//! The value of the MAC address configured through the API will
//! be stored in CC3000 non volatile memory, thus preserved
//! over resets.
//
//*****************************************************************************
long netapp_config_mac_adrress(uint8_t * mac)
{
return nvmem_set_mac_address(mac);
}
//*****************************************************************************
//
//! netapp_dhcp
//!
//! @param aucIP device mac address, 6 bytes. Saved: yes
//! @param aucSubnetMask device mac address, 6 bytes. Saved: yes
//! @param aucDefaultGateway device mac address, 6 bytes. Saved: yes
//! @param aucDNSServer device mac address, 6 bytes. Saved: yes
//!
//! @return return on success 0, otherwise error.
//!
//! @brief netapp_dhcp is used to configure the network interface,
//! static or dynamic (DHCP).\n In order to activate DHCP mode,
//! aucIP, aucSubnetMask, aucDefaultGateway must be 0.
//! The default mode of CC3000 is DHCP mode.
//! Note that the configuration is saved in non volatile memory
//! and thus preserved over resets.
//!
//! @note If the mode is altered a reset of CC3000 device is required
//! in order to apply changes.\nAlso note that asynchronous event
//! of DHCP_EVENT, which is generated when an IP address is
//! allocated either by the DHCP server or due to static
//! allocation is generated only upon a connection to the
//! AP was established.
//!
//*****************************************************************************
long netapp_dhcp(unsigned long *aucIP, unsigned long *aucSubnetMask,unsigned long *aucDefaultGateway, unsigned long *aucDNSServer)
{
int8_t scRet;
uint8_t *ptr;
uint8_t *args;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
// Fill in temporary command buffer
ARRAY_TO_STREAM(args,aucIP,4);
ARRAY_TO_STREAM(args,aucSubnetMask,4);
ARRAY_TO_STREAM(args,aucDefaultGateway,4);
args = UINT32_TO_STREAM(args, 0);
ARRAY_TO_STREAM(args,aucDNSServer,4);
// Initiate a HCI command
hci_command_send(HCI_NETAPP_DHCP, ptr, NETAPP_DHCP_PARAMS_LEN);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_DHCP, &scRet);
return(scRet);
}
//*****************************************************************************
//
//! netapp_timeout_values
//!
//! @param aucDHCP DHCP lease time request, also impact
//! the DHCP renew timeout. Range: [0-0xffffffff] seconds,
//! 0 or 0xffffffff == infinity lease timeout.
//! Resolution:10 seconds. Influence: only after
//! reconnecting to the AP.
//! Minimal bound value: MIN_TIMER_VAL_SECONDS - 20 seconds.
//! The parameter is saved into the CC3000 NVMEM.
//! The default value on CC3000 is 14400 seconds.
//!
//! @param aucARP ARP refresh timeout, if ARP entry is not updated by
//! incoming packet, the ARP entry will be deleted by
//! the end of the timeout.
//! Range: [0-0xffffffff] seconds, 0 == infinity ARP timeout
//! Resolution: 10 seconds. Influence: on runtime.
//! Minimal bound value: MIN_TIMER_VAL_SECONDS - 20 seconds
//! The parameter is saved into the CC3000 NVMEM.
//! The default value on CC3000 is 3600 seconds.
//!
//! @param aucKeepalive Keepalive event sent by the end of keepalive timeout
//! Range: [0-0xffffffff] seconds, 0 == infinity timeout
//! Resolution: 10 seconds.
//! Influence: on runtime.
//! Minimal bound value: MIN_TIMER_VAL_SECONDS - 20 sec
//! The parameter is saved into the CC3000 NVMEM.
//! The default value on CC3000 is 10 seconds.
//!
//! @param aucInactivity Socket inactivity timeout, socket timeout is
//! refreshed by incoming or outgoing packet, by the
//! end of the socket timeout the socket will be closed
//! Range: [0-0xffffffff] sec, 0 == infinity timeout.
//! Resolution: 10 seconds. Influence: on runtime.
//! Minimal bound value: MIN_TIMER_VAL_SECONDS - 20 sec
//! The parameter is saved into the CC3000 NVMEM.
//! The default value on CC3000 is 60 seconds.
//!
//! @return return on success 0, otherwise error.
//!
//! @brief Set new timeout values. Function set new timeout values for:
//! DHCP lease timeout, ARP refresh timeout, keepalive event
//! timeout and socket inactivity timeout
//!
//! @note If a parameter set to non zero value which is less than 20s,
//! it will be set automatically to 20s.
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
long
netapp_timeout_values(unsigned long *aucDHCP, unsigned long *aucARP,unsigned long *aucKeepalive, unsigned long *aucInactivity)
{
int8_t scRet;
uint8_t *ptr;
uint8_t *args;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
// Set minimal values of timers
MIN_TIMER_SET(*aucDHCP)
MIN_TIMER_SET(*aucARP)
MIN_TIMER_SET(*aucKeepalive)
MIN_TIMER_SET(*aucInactivity)
// Fill in temporary command buffer
args = UINT32_TO_STREAM(args, *aucDHCP);
args = UINT32_TO_STREAM(args, *aucARP);
args = UINT32_TO_STREAM(args, *aucKeepalive);
args = UINT32_TO_STREAM(args, *aucInactivity);
// Initiate a HCI command
hci_command_send(HCI_NETAPP_SET_TIMERS, ptr, NETAPP_SET_TIMER_PARAMS_LEN);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_SET_TIMERS, &scRet);
return(scRet);
}
#endif
//*****************************************************************************
//
//! netapp_ping_send
//!
//! @param ip destination IP address
//! @param pingAttempts number of echo requests to send
//! @param pingSize send buffer size which may be up to 1400 bytes
//! @param pingTimeout Time to wait for a response,in milliseconds.
//!
//! @return return on success 0, otherwise error.
//!
//! @brief send ICMP ECHO_REQUEST to network hosts
//!
//! @note If an operation finished successfully asynchronous ping report
//! event will be generated. The report structure is as defined
//! by structure netapp_pingreport_args_t.
//!
//! @warning Calling this function while a previous Ping Requests are in
//! progress will stop the previous ping request.
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
long
netapp_ping_send(unsigned long *ip, unsigned long ulPingAttempts, unsigned long ulPingSize, unsigned long ulPingTimeout)
{
int8_t scRet;
uint8_t *ptr, *args;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
// Fill in temporary command buffer
args = UINT32_TO_STREAM(args, *ip);
args = UINT32_TO_STREAM(args, ulPingAttempts);
args = UINT32_TO_STREAM(args, ulPingSize);
args = UINT32_TO_STREAM(args, ulPingTimeout);
// Initiate a HCI command
hci_command_send(HCI_NETAPP_PING_SEND, ptr, NETAPP_PING_SEND_PARAMS_LEN);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_PING_SEND, &scRet);
return(scRet);
}
#endif
//*****************************************************************************
//
//! netapp_ping_report
//!
//! @param none
//!
//! @return none
//!
//! @brief Request for ping status. This API triggers the CC3000 to send
//! asynchronous events: HCI_EVNT_WLAN_ASYNC_PING_REPORT.
//! This event will carry the report structure:
//! netapp_pingreport_args_t. This structure is filled in with ping
//! results up till point of triggering API.
//! netapp_pingreport_args_t:\n packets_sent - echo sent,
//! packets_received - echo reply, min_round_time - minimum
//! round time, max_round_time - max round time,
//! avg_round_time - average round time
//!
//! @note When a ping operation is not active, the returned structure
//! fields are 0.
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
void netapp_ping_report(void)
{
uint8_t *ptr;
ptr = tSLInformation.pucTxCommandBuffer;
int8_t scRet;
scRet = EFAIL;
// Initiate a HCI command
hci_command_send(HCI_NETAPP_PING_REPORT, ptr, 0);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_PING_REPORT, &scRet);
}
#endif
//*****************************************************************************
//
//! netapp_ping_stop
//!
//! @param none
//!
//! @return On success, zero is returned. On error, -1 is returned.
//!
//! @brief Stop any ping request.
//!
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
long netapp_ping_stop(void)
{
int8_t scRet;
uint8_t *ptr;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
// Initiate a HCI command
hci_command_send(HCI_NETAPP_PING_STOP, ptr, 0);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_PING_STOP, &scRet);
return(scRet);
}
#endif
//*****************************************************************************
//
//! netapp_ipconfig
//!
//! @param[out] ipconfig This argument is a pointer to a
//! tNetappIpconfigRetArgs structure. This structure is
//! filled in with the network interface configuration.
//! tNetappIpconfigRetArgs:\n aucIP - ip address,
//! aucSubnetMask - mask, aucDefaultGateway - default
//! gateway address, aucDHCPServer - dhcp server address
//! aucDNSServer - dns server address, uaMacAddr - mac
//! address, uaSSID - connected AP ssid
//!
//! @return none
//!
//! @brief Obtain the CC3000 Network interface information.
//! Note that the information is available only after the WLAN
//! connection was established. Calling this function before
//! associated, will cause non-defined values to be returned.
//!
//! @note The function is useful for figuring out the IP Configuration of
//! the device when DHCP is used and for figuring out the SSID of
//! the Wireless network the device is associated with.
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
void netapp_ipconfig( tNetappIpconfigRetArgs * ipconfig )
{
uint8_t *ptr;
ptr = tSLInformation.pucTxCommandBuffer;
// Initiate a HCI command
hci_command_send(HCI_NETAPP_IPCONFIG, ptr, 0);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_IPCONFIG, ipconfig );
}
#else
void netapp_ipconfig( tNetappIpconfigRetArgs * ipconfig )
{
}
#endif
//*****************************************************************************
//
//! netapp_arp_flush
//!
//! @param none
//!
//! @return none
//!
//! @brief Flushes ARP table
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
long netapp_arp_flush(void)
{
int8_t scRet;
uint8_t *ptr;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
// Initiate a HCI command
hci_command_send(HCI_NETAPP_ARP_FLUSH, ptr, 0);
// Wait for command complete event
SimpleLinkWaitEvent(HCI_NETAPP_ARP_FLUSH, &scRet);
return(scRet);
}
#endif
//*****************************************************************************
//
//! netapp_set_debug_level
//!
//! @param[in] level debug level. Bitwise [0-8],
//! 0(disable)or 1(enable).\n Bitwise map: 0 - Critical
//! message, 1 information message, 2 - core messages, 3 -
//! HCI messages, 4 - Network stack messages, 5 - wlan
//! messages, 6 - wlan driver messages, 7 - epprom messages,
//! 8 - general messages. Default: 0x13f. Saved: no
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Debug messages sent via the UART debug channel, this function
//! enable/disable the debug level
//!
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
long netapp_set_debug_level(unsigned long ulLevel)
{
int8_t scRet;
uint8_t *ptr, *args;
scRet = EFAIL;
ptr = tSLInformation.pucTxCommandBuffer;
args = (ptr + HEADERS_SIZE_CMD);
//
// Fill in temporary command buffer
//
args = UINT32_TO_STREAM(args, ulLevel);
//
// Initiate a HCI command
//
hci_command_send(HCI_NETAPP_SET_DEBUG_LEVEL, ptr, NETAPP_SET_DEBUG_LEVEL_PARAMS_LEN);
//
// Wait for command complete event
//
SimpleLinkWaitEvent(HCI_NETAPP_SET_DEBUG_LEVEL, &scRet);
return(scRet);
}
#endif