apps/examples/cc3000: Extensions and enhancements from David Sidrane
This commit is contained in:
parent
a976360e0d
commit
dec3293e02
@ -688,3 +688,6 @@
|
||||
of CC3000 logic by David Sidrane (2013-10-16).
|
||||
* apps/examples/random: Add a simple test that dumps values from
|
||||
/dev/random (2013-10-20).
|
||||
* apps/examples/cc3000: Extensions and enhancements from David
|
||||
Sidrane (2013-10-23).
|
||||
|
||||
|
@ -1,5 +1,5 @@
|
||||
############################################################################
|
||||
# apps/examples/hello/Makefile
|
||||
# apps/examples/cc3000/Makefile
|
||||
#
|
||||
# Copyright (C) 2008, 2010-2013 Gregory Nutt. All rights reserved.
|
||||
# Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
@ -41,12 +41,16 @@ include $(APPDIR)/Make.defs
|
||||
|
||||
APPNAME = c3b
|
||||
PRIORITY = SCHED_PRIORITY_DEFAULT
|
||||
STACKSIZE = 4096
|
||||
STACKSIZE = 2048
|
||||
|
||||
APPNAME1 = shell
|
||||
PRIORITY1 = SCHED_PRIORITY_DEFAULT
|
||||
STACKSIZE1 = 2048
|
||||
|
||||
# Hello, World! Example
|
||||
|
||||
ASRCS =
|
||||
CSRCS = cc3000basic.c board.c
|
||||
CSRCS = cc3000basic.c board.c shell.c telnetd_driver.c
|
||||
|
||||
AOBJS = $(ASRCS:.S=$(OBJEXT))
|
||||
COBJS = $(CSRCS:.c=$(OBJEXT))
|
||||
@ -68,7 +72,7 @@ ROOTDEPPATH = --dep-path .
|
||||
|
||||
# Common build
|
||||
|
||||
VPATH =
|
||||
VPATH =
|
||||
|
||||
all: .built
|
||||
.PHONY: clean depend distclean
|
||||
@ -86,8 +90,9 @@ $(COBJS): %$(OBJEXT): %.c
|
||||
ifeq ($(CONFIG_NSH_BUILTIN_APPS),y)
|
||||
$(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat: $(DEPCONFIG) Makefile
|
||||
$(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main)
|
||||
$(call REGISTER,$(APPNAME1),$(PRIORITY1),$(STACKSIZE1),$(APPNAME1)_main)
|
||||
|
||||
context: $(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat
|
||||
context: $(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat $(BUILTIN_REGISTRY)$(DELIM)$(APPNAME)_main.bdat
|
||||
else
|
||||
context:
|
||||
endif
|
||||
|
@ -6,6 +6,10 @@
|
||||
* Version 1.0.1b
|
||||
*
|
||||
* Copyright (C) 2013 Chris Magagna - cmagagna@yahoo.com
|
||||
* Port to nuttx:
|
||||
* Alan Carvalho de Assis <acassis@gmail.com>
|
||||
* David Sidrane <david_s5@nscdg.com>
|
||||
*
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
@ -81,6 +85,7 @@ Arduino pin -----> 560 Ohm --+--> 1K Ohm -----> GND
|
||||
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include "board.h"
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
@ -88,16 +93,18 @@ Arduino pin -----> 560 Ohm --+--> 1K Ohm -----> GND
|
||||
#include <stdlib.h>
|
||||
#include <stdbool.h>
|
||||
#include <sys/time.h>
|
||||
#include <arpa/inet.h>
|
||||
#include <nuttx/wireless/cc3000/nvmem.h>
|
||||
#include <nuttx/wireless/cc3000/include/sys/socket.h>
|
||||
#include <nuttx/wireless/cc3000/wlan.h>
|
||||
#include <nuttx/wireless/cc3000/hci.h>
|
||||
#include <nuttx/wireless/cc3000/security.h>
|
||||
#include <nuttx/wireless/cc3000/netapp.h>
|
||||
#include "shell.h"
|
||||
|
||||
void Initialize(void);
|
||||
void helpme(void);
|
||||
void execute(int cmd);
|
||||
int execute(int cmd);
|
||||
void ShowBufferSize(void);
|
||||
void ShowFreeRAM(void);
|
||||
void Blinker(void);
|
||||
@ -112,11 +119,56 @@ void ShowInformation(void);
|
||||
// function Blinker() flashes this LED. It's not required for actual use.
|
||||
|
||||
#define BLINKER_LED 6
|
||||
#define MS_PER_SEC 1000
|
||||
#define US_PER_MS 1000
|
||||
#define US_PER_SEC 1000000
|
||||
|
||||
uint8_t isInitialized = false;
|
||||
|
||||
bool wait(long timeoutMs, volatile unsigned long *what, volatile unsigned long is)
|
||||
{
|
||||
long t_ms;
|
||||
struct timeval end, start;
|
||||
|
||||
gettimeofday(&start, NULL);
|
||||
|
||||
while (*what != is)
|
||||
{
|
||||
Blinker();
|
||||
usleep(10*US_PER_MS);
|
||||
gettimeofday(&end, NULL);
|
||||
t_ms = ((end.tv_sec - start.tv_sec) * MS_PER_SEC) + ((end.tv_usec - start.tv_usec) / US_PER_MS) ;
|
||||
if (t_ms > timeoutMs)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
bool wait_on(long timeoutMs, volatile unsigned long *what, volatile unsigned long is,char * msg)
|
||||
{
|
||||
printf(msg);
|
||||
printf("...");
|
||||
fflush(stdout);
|
||||
bool ret = wait(timeoutMs,what,is);
|
||||
if (!ret)
|
||||
{
|
||||
printf(" FAILED:Timeout!\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
printf(" Succeed\n");
|
||||
}
|
||||
|
||||
fflush(stdout);
|
||||
return ret;
|
||||
}
|
||||
|
||||
void AsyncEventPrint(void)
|
||||
{
|
||||
printf("\n");
|
||||
switch(lastAsyncEvent)
|
||||
{
|
||||
printf("CC3000 Async event: Simple config done\n");
|
||||
@ -161,26 +213,29 @@ void AsyncEventPrint(void)
|
||||
void helpme(void)
|
||||
{
|
||||
printf("\n+-------------------------------------------+\n");
|
||||
printf("| Arduino CC3000 Demo Program |\n");
|
||||
printf("| Nuttx CC3000 Demo Program |\n");
|
||||
printf("+-------------------------------------------+\n\n");
|
||||
printf(" 1 - Initialize the CC3000\n");
|
||||
printf(" 2 - Show RX & TX buffer sizes, & free RAM\n");
|
||||
printf(" 3 - Start Smart Config\n");
|
||||
printf(" 4 - Manually connect to AP\n");
|
||||
printf(" 5 - Manually add connection profile\n");
|
||||
printf(" 6 - List access points\n");
|
||||
printf(" 7 - Show CC3000 information\n");
|
||||
printf("\n Type 1-7 to select above option or (q/Q) to quit: ");
|
||||
printf(" 01 - Initialize the CC3000\n");
|
||||
printf(" 02 - Show RX & TX buffer sizes, & free RAM\n");
|
||||
printf(" 03 - Start Smart Config\n");
|
||||
printf(" 04 - Manually connect to AP\n");
|
||||
printf(" 05 - Manually add connection profile\n");
|
||||
printf(" 06 - List access points\n");
|
||||
printf(" 07 - Show CC3000 information\n");
|
||||
printf(" 08 - Telnet\n");
|
||||
printf("\n Type 01-07 to select above option: ");
|
||||
}
|
||||
|
||||
void execute(int cmd)
|
||||
int execute(int cmd)
|
||||
{
|
||||
int ret = 0;
|
||||
if (asyncNotificationWaiting)
|
||||
{
|
||||
asyncNotificationWaiting = false;
|
||||
AsyncEventPrint();
|
||||
}
|
||||
|
||||
printf("\n");
|
||||
switch(cmd)
|
||||
{
|
||||
case '1':
|
||||
@ -205,17 +260,24 @@ void execute(int cmd)
|
||||
case '7':
|
||||
ShowInformation();
|
||||
break;
|
||||
case '8':
|
||||
shell_main(0, 0);
|
||||
break;
|
||||
case 'q':
|
||||
case 'Q':
|
||||
ret = 1;
|
||||
break;
|
||||
default:
|
||||
printf("**Unknown command \"%d\" **\n", cmd);
|
||||
break;
|
||||
}
|
||||
|
||||
return;
|
||||
return ret;
|
||||
}
|
||||
|
||||
void Initialize(void)
|
||||
{
|
||||
uint8_t fancyBuffer[MAC_ADDR_LEN], i = 0;
|
||||
uint8_t fancyBuffer[MAC_ADDR_LEN];
|
||||
|
||||
if (isInitialized)
|
||||
{
|
||||
@ -285,7 +347,6 @@ void Blinker(void)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
Smart Config is TI's way to let you connect your device to your WiFi network
|
||||
without needing a keyboard and display to enter the network name, password,
|
||||
@ -312,74 +373,77 @@ char simpleConfigPrefix[] = {'T', 'T', 'T'};
|
||||
// that name into their phone or tablet when they run Smart Config.
|
||||
char device_name[] = "CC3000";
|
||||
|
||||
void StartSmartConfig(void) {
|
||||
void StartSmartConfig(void)
|
||||
{
|
||||
long rval;
|
||||
double t_us;
|
||||
struct timeval end, start;
|
||||
|
||||
if (!isInitialized) {
|
||||
printf("CC3000 not initialized; can't run Smart Config.\n");
|
||||
return;
|
||||
}
|
||||
if (!isInitialized)
|
||||
{
|
||||
printf("CC3000 not initialized; can't run Smart Config.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf("Starting Smart Config...\n");
|
||||
printf("Starting Smart Config\n");
|
||||
|
||||
printf(" Disabling auto-connect policy...\n");
|
||||
if ((rval = wlan_ioctl_set_connection_policy(DISABLE, DISABLE, DISABLE))!=0) {
|
||||
printf(" Setting auto connection policy failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
printf(" Disabling auto-connect policy...");
|
||||
if ((rval = wlan_ioctl_set_connection_policy(DISABLE, DISABLE, DISABLE)) !=0 )
|
||||
{
|
||||
printf(" Failed!\n Setting auto connection policy failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Deleting all existing profiles...\n");
|
||||
if ((rval = wlan_ioctl_del_profile(255))!=0) {
|
||||
printf(" Deleting all profiles failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
printf(" Succeed\n");
|
||||
printf(" Deleting all existing profiles...");
|
||||
fflush(stdout);
|
||||
|
||||
printf(" Waiting until disconnected...\n");
|
||||
while (ulCC3000Connected == 1) {
|
||||
Blinker();
|
||||
}
|
||||
if ((rval = wlan_ioctl_del_profile(255)) !=0 )
|
||||
{
|
||||
printf(" Failed!\n Deleting all profiles failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Setting smart config prefix...\n");
|
||||
if ((rval = wlan_smart_config_set_prefix(simpleConfigPrefix))!=0) {
|
||||
printf(" Setting smart config prefix failed, error: %X", rval);
|
||||
return;
|
||||
}
|
||||
printf(" Succeed\n");
|
||||
wait_on(20*MS_PER_SEC, &ulCC3000Connected, 0, " Waiting until disconnected");
|
||||
|
||||
printf(" Setting smart config prefix...");
|
||||
fflush(stdout);
|
||||
|
||||
if ((rval = wlan_smart_config_set_prefix(simpleConfigPrefix)) !=0 )
|
||||
{
|
||||
printf(" Failed!\n Setting smart config prefix failed, error: %X", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Succeed\n");
|
||||
printf(" Starting smart config...");
|
||||
if ((rval = wlan_smart_config_start(0))!=0) {
|
||||
printf(" Starting smart config failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
fflush(stdout);
|
||||
|
||||
// Wait for Smartconfig process complete, or 30 seconds, whichever
|
||||
// comes first. The Uno isn't seeing the HCI_EVNT_WLAN_ASYNC_SIMPLE_CONFIG_DONE
|
||||
// event and I can't figure out why (it works fine on the Teensy) so my
|
||||
// temporary workaround is I just stop waiting after a while
|
||||
gettimeofday(&start, NULL);
|
||||
while (ulSmartConfigFinished == 0)
|
||||
{
|
||||
Blinker();
|
||||
gettimeofday(&end, NULL);
|
||||
t_us = ((end.tv_sec - start.tv_sec) * 1000*1000) + (end.tv_usec - start.tv_usec) ;
|
||||
if (t_us > 3000000) //3s
|
||||
if ((rval = wlan_smart_config_start(0)) !=0 )
|
||||
{
|
||||
printf(" Failed!\n Starting smart config failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Succeed\n");
|
||||
|
||||
if (!wait_on(30*MS_PER_SEC, &ulSmartConfigFinished, 1, " Waiting on Starting smart config done"))
|
||||
{
|
||||
printf(" Timed out waiting for Smart Config to finish. Hopefully it did anyway\n");
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
printf(" Smart Config packet seen!\n");
|
||||
printf(" Smart Config packet %s!\n",ulSmartConfigFinished ? "seen" : "NOT seen");
|
||||
|
||||
printf(" Enabling auto-connect policy...\n");
|
||||
if ((rval=wlan_ioctl_set_connection_policy(DISABLE, DISABLE, ENABLE))!=0)
|
||||
{
|
||||
printf(" Setting auto connection policy failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
printf(" Enabling auto-connect policy...");
|
||||
fflush(stdout);
|
||||
if ((rval=wlan_ioctl_set_connection_policy(DISABLE, DISABLE, ENABLE)) !=0 )
|
||||
{
|
||||
printf(" Failed!\n Setting auto connection policy failed, error: %X\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Succeed\n");
|
||||
printf(" Stopping CC3000...\n");
|
||||
fflush(stdout);
|
||||
wlan_stop(); // no error returned here, so nothing to check
|
||||
|
||||
printf(" Pausing for 2 seconds...\n");
|
||||
@ -388,27 +452,29 @@ void StartSmartConfig(void) {
|
||||
printf(" Restarting CC3000... \n");
|
||||
wlan_start(0); // no error returned here, so nothing to check
|
||||
|
||||
printf(" Waiting for connection to AP...\n");
|
||||
while (ulCC3000Connected!=1)
|
||||
{
|
||||
Blinker();
|
||||
}
|
||||
if (!wait_on(20*MS_PER_SEC, &ulCC3000Connected, 1, " Waiting for connection to AP"))
|
||||
{
|
||||
printf(" Timed out waiting for connection to AP\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Waiting for IP address from DHCP...\n");
|
||||
while (ulCC3000DHCP!=1)
|
||||
{
|
||||
Blinker();
|
||||
}
|
||||
if (!wait_on(15*MS_PER_SEC, &ulCC3000DHCP, 1, " Waiting for IP address from DHCP"))
|
||||
{
|
||||
printf(" Timed out waiting for IP address from DHCP\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Sending mDNS broadcast to signal we're done with Smart Config...\n");
|
||||
fflush(stdout);
|
||||
mdnsAdvertiser(1,device_name,strlen(device_name)); // The API documentation says mdnsAdvertiser()
|
||||
// is supposed to return 0 on success and SOC_ERROR on failure, but it looks like
|
||||
// what it actually returns is the socket number it used. So we ignore it.
|
||||
|
||||
printf(" Smart Config finished!\n");
|
||||
printf(" Smart Config finished Successfully!\n");
|
||||
ShowInformation();
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
This is an example of how you'd connect the CC3000 to an AP without using
|
||||
Smart Config or a stored profile.
|
||||
@ -417,17 +483,17 @@ void StartSmartConfig(void) {
|
||||
always going to connect to your network this way you wouldn't need it.
|
||||
*/
|
||||
|
||||
void ManualConnect(void) {
|
||||
|
||||
void ManualConnect(void)
|
||||
{
|
||||
char ssidName[] = "YourAP";
|
||||
char AP_KEY[] = "yourpass";
|
||||
uint8_t rval;
|
||||
|
||||
if (!isInitialized)
|
||||
{
|
||||
printf("CC3000 not initialized; can't run manual connect.\n");
|
||||
return;
|
||||
}
|
||||
{
|
||||
printf("CC3000 not initialized; can't run manual connect.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf("Starting manual connect...\n");
|
||||
|
||||
@ -437,11 +503,7 @@ void ManualConnect(void) {
|
||||
printf(" Deleting all existing profiles...\n");
|
||||
rval = wlan_ioctl_del_profile(255);
|
||||
|
||||
printf(" Waiting until disconnected...\n");
|
||||
while (ulCC3000Connected == 1)
|
||||
{
|
||||
usleep(100000); //delay 100ms in busy wait
|
||||
}
|
||||
wait_on(15*MS_PER_SEC, &ulCC3000Connected, 0, " Waiting until disconnected");
|
||||
|
||||
printf(" Manually connecting...\n");
|
||||
|
||||
@ -450,6 +512,7 @@ void ManualConnect(void) {
|
||||
// Parameter 3 is the MAC adddress of the AP. All the TI examples
|
||||
// use NULL. I suppose you would want to specify this
|
||||
// if you were security paranoid.
|
||||
|
||||
rval = wlan_connect(WLAN_SEC_WPA2,
|
||||
ssidName,
|
||||
strlen(ssidName),
|
||||
@ -457,12 +520,14 @@ void ManualConnect(void) {
|
||||
(uint8_t *)AP_KEY,
|
||||
strlen(AP_KEY));
|
||||
|
||||
if (rval==0) {
|
||||
printf(" Manual connect success.\n");
|
||||
}
|
||||
else {
|
||||
printf(" Unusual return value: %d\n", rval);
|
||||
}
|
||||
if (rval==0)
|
||||
{
|
||||
printf(" Manual connect success.\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
printf(" Unusual return value: %d\n", rval);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
@ -483,16 +548,17 @@ void ManualConnect(void) {
|
||||
manage multiple profiles you'll need to do that yourself.
|
||||
*/
|
||||
|
||||
void ManualAddProfile(void) {
|
||||
void ManualAddProfile(void)
|
||||
{
|
||||
char ssidName[] = "YourAP";
|
||||
char AP_KEY[] = "yourpass";
|
||||
uint8_t rval;
|
||||
|
||||
if (!isInitialized)
|
||||
{
|
||||
printf("CC3000 not initialized; can't run manual add profile.");
|
||||
return;
|
||||
}
|
||||
{
|
||||
printf("CC3000 not initialized; can't run manual add profile.");
|
||||
return;
|
||||
}
|
||||
|
||||
printf("Starting manual add profile...\n");
|
||||
|
||||
@ -513,34 +579,33 @@ void ManualAddProfile(void) {
|
||||
strlen(AP_KEY) // WPA security key length
|
||||
);
|
||||
|
||||
if (rval!=255) {
|
||||
if (rval!=255)
|
||||
{
|
||||
// This code is lifted from http://e2e.ti.com/support/low_power_rf/f/851/p/180859/672551.aspx;
|
||||
// the actual API documentation on wlan_add_profile doesn't specify any of this....
|
||||
|
||||
// This code is lifted from http://e2e.ti.com/support/low_power_rf/f/851/p/180859/672551.aspx;
|
||||
// the actual API documentation on wlan_add_profile doesn't specify any of this....
|
||||
printf(" Manual add profile success, stored in profile: %d\n", rval);
|
||||
|
||||
printf(" Manual add profile success, stored in profile: %d\n", rval);
|
||||
printf(" Enabling auto connection...\n");
|
||||
wlan_ioctl_set_connection_policy(DISABLE, DISABLE, ENABLE);
|
||||
|
||||
printf(" Enabling auto connection...\n");
|
||||
wlan_ioctl_set_connection_policy(DISABLE, DISABLE, ENABLE);
|
||||
printf(" Stopping CC3000...\n");
|
||||
wlan_stop();
|
||||
|
||||
printf(" Stopping CC3000...\n");
|
||||
wlan_stop();
|
||||
printf(" Stopping for 5 seconds...\n");
|
||||
usleep(5000000);
|
||||
|
||||
printf(" Stopping for 5 seconds...\n");
|
||||
usleep(5000000);
|
||||
printf(" Restarting CC3000...\n");
|
||||
wlan_start(0);
|
||||
|
||||
printf(" Restarting CC3000...\n");
|
||||
wlan_start(0);
|
||||
|
||||
printf(" Manual add profile done!");
|
||||
|
||||
}
|
||||
else {
|
||||
printf(" Manual add profile failured (all profiles full?).");
|
||||
}
|
||||
printf(" Manual add profile done!");
|
||||
}
|
||||
else
|
||||
{
|
||||
printf(" Manual add profile failured (all profiles full?).");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
The call wlan_ioctl_get_scan_results returns this structure. I couldn't
|
||||
find it in the TI library so it's defined here. It's 50 bytes with
|
||||
@ -582,7 +647,8 @@ void ManualAddProfile(void) {
|
||||
bssid - 6 bytes - the MAC address of this AP
|
||||
*/
|
||||
|
||||
typedef struct scanResults {
|
||||
typedef struct scanResults
|
||||
{
|
||||
unsigned long numNetworksFound;
|
||||
unsigned long results;
|
||||
unsigned isValid:1;
|
||||
@ -592,29 +658,32 @@ typedef struct scanResults {
|
||||
uint16_t frameTime;
|
||||
uint8_t ssid_name[32];
|
||||
uint8_t bssid[6];
|
||||
} scanResults;
|
||||
} scanResults;
|
||||
|
||||
#define NUM_CHANNELS 16
|
||||
|
||||
void ListAccessPoints(void) {
|
||||
void ListAccessPoints(void)
|
||||
{
|
||||
unsigned long aiIntervalList[NUM_CHANNELS];
|
||||
uint8_t rval;
|
||||
scanResults sr;
|
||||
int apCounter, i;
|
||||
char localB[33];
|
||||
|
||||
if (!isInitialized) {
|
||||
printf("CC3000 not initialized; can't list access points.\n");
|
||||
return;
|
||||
}
|
||||
if (!isInitialized)
|
||||
{
|
||||
printf("CC3000 not initialized; can't list access points.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf("List visible access points\n");
|
||||
|
||||
printf(" Setting scan paramters...\n");
|
||||
|
||||
for (i=0; i<NUM_CHANNELS; i++) {
|
||||
aiIntervalList[i] = 2000;
|
||||
}
|
||||
for (i=0; i<NUM_CHANNELS; i++)
|
||||
{
|
||||
aiIntervalList[i] = 2000;
|
||||
}
|
||||
|
||||
rval = wlan_ioctl_set_scan_params(
|
||||
1000, // enable start application scan
|
||||
@ -627,13 +696,15 @@ void ListAccessPoints(void) {
|
||||
205, // probe TX power
|
||||
aiIntervalList // table of scan intervals per channel
|
||||
);
|
||||
if (rval!=0) {
|
||||
printf(" Got back unusual result from wlan_ioctl_set_scan_params, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
printf(" Sleeping 5 seconds to let the CC3000 discover APs...\n");
|
||||
usleep(5000000);
|
||||
if (rval!=0)
|
||||
{
|
||||
printf(" Got back unusual result from wlan_ioctl_set_scan_params, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
//printf(" Sleeping 5 seconds to let the CC3000 discover APs...\n");
|
||||
//usleep(5000000);
|
||||
|
||||
printf(" Getting AP count...\n");
|
||||
|
||||
@ -641,56 +712,62 @@ void ListAccessPoints(void) {
|
||||
// actual # of APs currently seen. Get that # then loop through and print
|
||||
// out what's found.
|
||||
|
||||
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr))!=0) {
|
||||
printf(" Got back unusual result from wlan_ioctl_get scan results, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr))!=0)
|
||||
{
|
||||
printf(" Got back unusual result from wlan_ioctl_get scan results, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
|
||||
apCounter = sr.numNetworksFound;
|
||||
printf(" Number of APs found: %d\n", apCounter);
|
||||
|
||||
do {
|
||||
if (sr.isValid) {
|
||||
printf(" \n");
|
||||
switch(sr.securityMode) {
|
||||
case WLAN_SEC_UNSEC: // 0
|
||||
printf("OPEN ");
|
||||
break;
|
||||
case WLAN_SEC_WEP: // 1
|
||||
printf("WEP ");
|
||||
break;
|
||||
case WLAN_SEC_WPA: // 2
|
||||
printf("WPA ");
|
||||
break;
|
||||
case WLAN_SEC_WPA2: // 3
|
||||
printf("WPA2 ");
|
||||
break;
|
||||
}
|
||||
sprintf(localB, "%3d ", sr.rssi);
|
||||
printf("%s", localB);
|
||||
memset(localB, 0, 33);
|
||||
memcpy(localB, sr.ssid_name, sr.ssidLength);
|
||||
printf("%s", localB);
|
||||
}
|
||||
do
|
||||
{
|
||||
if (sr.isValid)
|
||||
{
|
||||
printf(" ");
|
||||
switch(sr.securityMode)
|
||||
{
|
||||
case WLAN_SEC_UNSEC: // 0
|
||||
printf("OPEN ");
|
||||
break;
|
||||
case WLAN_SEC_WEP: // 1
|
||||
printf("WEP ");
|
||||
break;
|
||||
case WLAN_SEC_WPA: // 2
|
||||
printf("WPA ");
|
||||
break;
|
||||
case WLAN_SEC_WPA2: // 3
|
||||
printf("WPA2 ");
|
||||
break;
|
||||
}
|
||||
|
||||
if (--apCounter>0) {
|
||||
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr))!=0) {
|
||||
printf(" Got back unusual result from wlan_ioctl_get scan, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
sprintf(localB, "%3d ", sr.rssi);
|
||||
printf("%s", localB);
|
||||
memset(localB, 0, 33);
|
||||
memcpy(localB, sr.ssid_name, sr.ssidLength);
|
||||
printf("%s\n", localB);
|
||||
}
|
||||
|
||||
if (--apCounter>0)
|
||||
{
|
||||
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr)) !=0 )
|
||||
{
|
||||
printf(" Got back unusual result from wlan_ioctl_get scan, can't continue: %d\n", rval);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
} while (apCounter>0);
|
||||
while (apCounter>0);
|
||||
|
||||
printf(" Access Point list finished.\n");
|
||||
}
|
||||
|
||||
|
||||
|
||||
void PrintIPBytes(uint8_t *ipBytes) {
|
||||
void PrintIPBytes(uint8_t *ipBytes)
|
||||
{
|
||||
printf("%d.%d.%d.%d\n", ipBytes[3], ipBytes[2], ipBytes[1], ipBytes[0]);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
All the data in all the fields from netapp_ipconfig() are reversed,
|
||||
e.g. an IP address is read via bytes 3,2,1,0 instead of bytes
|
||||
@ -701,16 +778,17 @@ void PrintIPBytes(uint8_t *ipBytes) {
|
||||
the right order etc.
|
||||
*/
|
||||
|
||||
void ShowInformation(void) {
|
||||
|
||||
void ShowInformation(void)
|
||||
{
|
||||
tNetappIpconfigRetArgs inf;
|
||||
char localB[33];
|
||||
int i;
|
||||
|
||||
if (!isInitialized) {
|
||||
printf("CC3000 not initialized; can't get information.\n");
|
||||
return;
|
||||
}
|
||||
if (!isInitialized)
|
||||
{
|
||||
printf("CC3000 not initialized; can't get information.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
printf("CC3000 information:\n");
|
||||
|
||||
@ -732,33 +810,35 @@ void ShowInformation(void) {
|
||||
PrintIPBytes(inf.aucDNSServer);
|
||||
|
||||
printf(" MAC address: ");
|
||||
for (i=(MAC_ADDR_LEN-1); i>=0; i--) {
|
||||
if (i!=(MAC_ADDR_LEN-1)) {
|
||||
printf(":");
|
||||
for (i=(MAC_ADDR_LEN-1); i>=0; i--)
|
||||
{
|
||||
if (i!=(MAC_ADDR_LEN-1))
|
||||
{
|
||||
printf(":");
|
||||
}
|
||||
printf("%X", inf.uaMacAddr[i]);
|
||||
}
|
||||
printf("%X", inf.uaMacAddr[i]);
|
||||
}
|
||||
|
||||
printf("\n");
|
||||
|
||||
memset(localB, 0, 32);
|
||||
memcpy(localB, inf.uaSSID, 32);
|
||||
memset(localB, 0, sizeof(localB));
|
||||
strncpy(localB, (char*)inf.uaSSID,sizeof(localB));
|
||||
|
||||
printf(" Connected to SSID: %d\n", localB);
|
||||
printf(" Connected to SSID: %s\n", localB);
|
||||
}
|
||||
|
||||
int c3b_main(int argc, char *argv[])
|
||||
{
|
||||
char ch='0';
|
||||
|
||||
while(ch != 'q' && ch != 'Q')
|
||||
{
|
||||
helpme();
|
||||
do
|
||||
{
|
||||
helpme();
|
||||
|
||||
ch = getchar();
|
||||
ch = getchar();
|
||||
|
||||
execute(ch);
|
||||
}
|
||||
}
|
||||
while(execute(ch) == 0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
226
examples/cc3000/shell.c
Normal file
226
examples/cc3000/shell.c
Normal file
@ -0,0 +1,226 @@
|
||||
/****************************************************************************
|
||||
* apps/examples/cc3000/shell.c
|
||||
*
|
||||
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* This is a leverage of similar logic from uIP:
|
||||
*
|
||||
* Author: Adam Dunkels <adam@sics.se>
|
||||
* Copyright (c) 2003, Adam Dunkels.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <net/if.h>
|
||||
#include <arpa/inet.h>
|
||||
|
||||
#include <apps/netutils/telnetd.h>
|
||||
#include <apps/netutils/uiplib.h>
|
||||
|
||||
#include "shell.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Types
|
||||
****************************************************************************/
|
||||
|
||||
struct ptentry_s
|
||||
{
|
||||
FAR const char *commandstr;
|
||||
void (*pfunc)(int argc, char **argv);
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_help(int argc, char **argv);
|
||||
static void shell_quit(int argc, char **argv);
|
||||
static void shell_unknown(int argc, char **argv);
|
||||
static void shell_parse(FAR char *line, int len);
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
static struct ptentry_s g_parsetab[] =
|
||||
{
|
||||
{"help", shell_help},
|
||||
{"exit", shell_quit},
|
||||
{"?", shell_help},
|
||||
{NULL, shell_unknown}
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_help
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_help(int argc, char **argv)
|
||||
{
|
||||
printf("Available commands:\n");
|
||||
printf(" help, ? - show help\n");
|
||||
printf(" exit - exit shell\n");
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_help
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_unknown(int argc, char **argv)
|
||||
{
|
||||
if (argv[0])
|
||||
{
|
||||
printf("Unknown command: %s\n", argv[0]);
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_quit
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_quit(int argc, char **argv)
|
||||
{
|
||||
printf("Bye!\n");
|
||||
exit(0);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_parse
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_parse(FAR char *line, int len)
|
||||
{
|
||||
struct ptentry_s *entry;
|
||||
FAR char *cmd;
|
||||
FAR char *saveptr;
|
||||
|
||||
/* Get the command from the beginning the line */
|
||||
|
||||
cmd = strtok_r(line, " \t\n\r\f\v", &saveptr);
|
||||
if (cmd)
|
||||
{
|
||||
/* Now find the matching command in the command table */
|
||||
|
||||
for (entry = g_parsetab; entry->commandstr != NULL; entry++)
|
||||
{
|
||||
if (strncmp(entry->commandstr, cmd, strlen(entry->commandstr)) == 0)
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
entry->pfunc(1, &cmd);
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_session
|
||||
****************************************************************************/
|
||||
|
||||
int shell_session(int argc, char *argv[])
|
||||
{
|
||||
char line[128];
|
||||
|
||||
printf("CC3000 command shell -- NuttX style\n");
|
||||
printf("Type '?' and return for help\n");
|
||||
|
||||
for(;;)
|
||||
{
|
||||
printf(SHELL_PROMPT);
|
||||
fflush(stdout);
|
||||
|
||||
if (fgets(line, 128, stdin) == NULL)
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
shell_parse(line, 128);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: shell_netinit
|
||||
****************************************************************************/
|
||||
|
||||
static void shell_netinit(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
int shell_main(int argc, char *argv[])
|
||||
{
|
||||
struct telnetd_config_s config;
|
||||
int ret;
|
||||
|
||||
/* Configure the network */
|
||||
|
||||
printf("shell_main: Initializing the network\n");
|
||||
shell_netinit();
|
||||
|
||||
/* Configure the telnet daemon */
|
||||
|
||||
config.d_port = HTONS(23);
|
||||
config.d_priority = CONFIG_EXAMPLES_TELNETD_DAEMONPRIO;
|
||||
config.d_stacksize = CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE;
|
||||
config.t_priority = CONFIG_EXAMPLES_TELNETD_CLIENTPRIO;
|
||||
config.t_stacksize = CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE;
|
||||
config.t_entry = shell_session;
|
||||
|
||||
/* Start the telnet daemon */
|
||||
|
||||
printf("shell_main: Starting the Telnet daemon\n");
|
||||
ret = telnetd_start(&config);
|
||||
if (ret < 0)
|
||||
{
|
||||
printf("Failed to tart the Telnet daemon\n");
|
||||
}
|
||||
|
||||
printf("shell_main: Exiting\n");
|
||||
return 0;
|
||||
}
|
83
examples/cc3000/shell.h
Normal file
83
examples/cc3000/shell.h
Normal file
@ -0,0 +1,83 @@
|
||||
/****************************************************************************
|
||||
* apps/examples/cc3000/shell.h
|
||||
*
|
||||
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. The name of the author may not be used to endorse or promote
|
||||
* products derived from this software without specific prior
|
||||
* written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __APPS_EXAMPLES_CC3000_SHELL_H
|
||||
#define __APPS_EXAMPLES_CC3000_SHELL_H
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
/* Configuration ************************************************************/
|
||||
/* CONFIG_EXAMPLES_TELNETD_DAEMONPRIO - Priority of the Telnet daemon.
|
||||
* Default: SCHED_PRIORITY_DEFAULT
|
||||
* CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE - Stack size allocated for the
|
||||
* Telnet daemon. Default: 2048
|
||||
* CONFIG_EXAMPLES_TELNETD_CLIENTPRIO- Priority of the Telnet client.
|
||||
* Default: SCHED_PRIORITY_DEFAULT
|
||||
* CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE - Stack size allocated for the
|
||||
* Telnet client. Default: 2048
|
||||
* CONFIG_EXAMPLES_TELNETD_NOMAC - If the hardware has no MAC address of its
|
||||
* own, define this =y to provide a bogus address for testing.
|
||||
* CONFIG_EXAMPLES_TELNETD_IPADDR - The target IP address. Default 10.0.0.2
|
||||
* CONFIG_EXAMPLES_TELNETD_DRIPADDR - The default router address. Default
|
||||
* 10.0.0.1
|
||||
* CONFIG_EXAMPLES_TELNETD_NETMASK - The network mask. Default: 255.255.255.0
|
||||
*/
|
||||
|
||||
#ifndef CONFIG_EXAMPLES_TELNETD_DAEMONPRIO
|
||||
# define CONFIG_EXAMPLES_TELNETD_DAEMONPRIO SCHED_PRIORITY_DEFAULT
|
||||
#endif
|
||||
|
||||
#ifndef CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE
|
||||
# define CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE 768
|
||||
#endif
|
||||
|
||||
#ifndef CONFIG_EXAMPLES_TELNETD_CLIENTPRIO
|
||||
# define CONFIG_EXAMPLES_TELNETD_CLIENTPRIO SCHED_PRIORITY_DEFAULT
|
||||
#endif
|
||||
|
||||
#ifndef CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE
|
||||
# define CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE 786
|
||||
#endif
|
||||
|
||||
/* Other definitions ********************************************************/
|
||||
|
||||
#define SHELL_PROMPT "CC3000 1.0> "
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
int shell_main(int argc, char *argv[]);
|
||||
|
||||
#endif /* __APPS_EXAMPLES_CC3000_SHELL_H */
|
115
examples/cc3000/telnetd.h
Normal file
115
examples/cc3000/telnetd.h
Normal file
@ -0,0 +1,115 @@
|
||||
/****************************************************************************
|
||||
* apps/examples/cc3000/telnetd.c
|
||||
*
|
||||
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name Gregory Nutt 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __APPS_EXAMPLES_CC3000_TELNETD_H
|
||||
#define __APPS_EXAMPLES_CC3000_TELNETD_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
/* This structure represents the overall state of one telnet daemon instance
|
||||
* (Yes, multiple telnet daemons are supported).
|
||||
*/
|
||||
|
||||
struct telnetd_s
|
||||
{
|
||||
int port; /* The port to listen on (in network byte order) */
|
||||
int priority; /* The execution priority of the spawned task, */
|
||||
int stacksize; /* The stack size needed by the spawned task */
|
||||
main_t entry; /* The entrypoint of the task to spawn when a new
|
||||
* connection is accepted. */
|
||||
};
|
||||
|
||||
/* This structure is used to passed information to telnet daemon when it
|
||||
* started. It contains global information visable to all telnet daemons.
|
||||
*/
|
||||
|
||||
struct telnetd_common_s
|
||||
{
|
||||
uint8_t ndaemons; /* The total number of daemons running */
|
||||
sem_t startsem; /* Enforces one-at-a-time startup */
|
||||
sem_t exclsem; /* Enforces exclusive access to 'minor' */
|
||||
FAR struct telnetd_s *daemon; /* Describes the new daemon */
|
||||
int minor; /* The next minor number to use */
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
/* This structure is used to passed information to telnet daemon when it
|
||||
* started. It contains global information visable to all telnet daemons.
|
||||
*/
|
||||
|
||||
extern struct telnetd_common_s g_telnetdcommon;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_driver
|
||||
*
|
||||
* Description:
|
||||
* Create a character driver to "wrap" the telnet session. This function
|
||||
* will select and return a unique path for the new telnet device.
|
||||
*
|
||||
* Parameters:
|
||||
* sd - The socket descriptor that represents the new telnet connection.
|
||||
* daemon - A pointer to the structure representing the overall state of
|
||||
* this instance of the telnet daemon.
|
||||
*
|
||||
* Return:
|
||||
* An allocated string represent the full path to the created driver. The
|
||||
* receiver of the string must de-allocate this memory when it is no longer
|
||||
* needed. NULL is returned on a failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
FAR char *telnetd_driver(long sd, FAR struct telnetd_s *daemon);
|
||||
|
||||
#endif /* __APPS_EXAMPLES_CC3000_TELNETD_H */
|
||||
|
808
examples/cc3000/telnetd_driver.c
Normal file
808
examples/cc3000/telnetd_driver.c
Normal file
@ -0,0 +1,808 @@
|
||||
/****************************************************************************
|
||||
* apps/examples/cc3000/telnetd_driver.c
|
||||
*
|
||||
* Copyright (C) 2007, 2009, 2011-2013 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* This is a leverage of similar logic from uIP which has a compatible BSD
|
||||
* license:
|
||||
*
|
||||
* Author: Adam Dunkels <adam@sics.se>
|
||||
* Copyright (c) 2003, Adam Dunkels.
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name of the Institute, NuttX 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 INSTITUTE 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 INSTITUTE 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <nuttx/wireless/cc3000/include/sys/socket.h>
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdio.h>
|
||||
#include <unistd.h>
|
||||
#include <stdlib.h>
|
||||
#include <fcntl.h>
|
||||
#include <string.h>
|
||||
#include <poll.h>
|
||||
#include <errno.h>
|
||||
#include <nuttx/fs/fs.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <nuttx/net/net.h>
|
||||
|
||||
#include <apps/netutils/telnetd.h>
|
||||
|
||||
#include "telnetd.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
/* Telnet protocol stuff ****************************************************/
|
||||
|
||||
#define ISO_nl 0x0a
|
||||
#define ISO_cr 0x0d
|
||||
|
||||
#define TELNET_IAC 255
|
||||
#define TELNET_WILL 251
|
||||
#define TELNET_WONT 252
|
||||
#define TELNET_DO 253
|
||||
#define TELNET_DONT 254
|
||||
|
||||
/* Device stuff *************************************************************/
|
||||
|
||||
#define TELNETD_DEVFMT "/dev/telnetd%d"
|
||||
|
||||
/****************************************************************************
|
||||
* Private Types
|
||||
****************************************************************************/
|
||||
/* The state of the telnet parser */
|
||||
|
||||
enum telnetd_state_e
|
||||
{
|
||||
STATE_NORMAL = 0,
|
||||
STATE_IAC,
|
||||
STATE_WILL,
|
||||
STATE_WONT,
|
||||
STATE_DO,
|
||||
STATE_DONT
|
||||
};
|
||||
|
||||
/* This structure describes the internal state of the driver */
|
||||
|
||||
struct telnetd_dev_s
|
||||
{
|
||||
sem_t td_exclsem; /* Enforces mutually exclusive access */
|
||||
uint8_t td_state; /* (See telnetd_state_e) */
|
||||
uint8_t td_pending; /* Number of valid, pending bytes in the rxbuffer */
|
||||
uint8_t td_offset; /* Offset to the valid, pending bytes in the rxbuffer */
|
||||
uint8_t td_crefs; /* The number of open references to the session */
|
||||
int td_minor; /* Minor device number */
|
||||
long td_psock; /* A clone of the internal socket structure */
|
||||
char td_rxbuffer[CONFIG_TELNETD_RXBUFFER_SIZE];
|
||||
char td_txbuffer[CONFIG_TELNETD_TXBUFFER_SIZE];
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Function Prototypes
|
||||
****************************************************************************/
|
||||
/* Support functions */
|
||||
|
||||
#ifdef CONFIG_TELNETD_DUMPBUFFER
|
||||
static inline void telnetd_dumpbuffer(FAR const char *msg,
|
||||
FAR const char *buffer, unsigned int nbytes);
|
||||
#else
|
||||
# define telnetd_dumpbuffer(msg,buffer,nbytes)
|
||||
#endif
|
||||
static void telnetd_getchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
|
||||
FAR char *dest, int *nread);
|
||||
static ssize_t telnetd_receive(FAR struct telnetd_dev_s *priv,
|
||||
FAR const char *src, size_t srclen, FAR char *dest,
|
||||
size_t destlen);
|
||||
static bool telnetd_putchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
|
||||
int *nwritten);
|
||||
static void telnetd_sendopt(FAR struct telnetd_dev_s *priv, uint8_t option,
|
||||
uint8_t value);
|
||||
|
||||
/* Character driver methods */
|
||||
|
||||
static int telnetd_open(FAR struct file *filep);
|
||||
static int telnetd_close(FAR struct file *filep);
|
||||
static ssize_t telnetd_read(FAR struct file *, FAR char *, size_t);
|
||||
static ssize_t telnetd_write(FAR struct file *, FAR const char *, size_t);
|
||||
static int telnetd_ioctl(FAR struct file *filep, int cmd,
|
||||
unsigned long arg);
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
static const struct file_operations g_telnetdfops =
|
||||
{
|
||||
telnetd_open, /* open */
|
||||
telnetd_close, /* close */
|
||||
telnetd_read, /* read */
|
||||
telnetd_write, /* write */
|
||||
0, /* seek */
|
||||
telnetd_ioctl /* ioctl */
|
||||
#ifndef CONFIG_DISABLE_POLL
|
||||
, 0 /* poll */
|
||||
#endif
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_dumpbuffer
|
||||
*
|
||||
* Description:
|
||||
* Dump a buffer of data (debug only)
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_TELNETD_DUMPBUFFER
|
||||
static inline void telnetd_dumpbuffer(FAR const char *msg,
|
||||
FAR const char *buffer,
|
||||
unsigned int nbytes)
|
||||
{
|
||||
/* CONFIG_DEBUG, CONFIG_DEBUG_VERBOSE, and CONFIG_DEBUG_NET have to be
|
||||
* defined or the following does nothing.
|
||||
*/
|
||||
|
||||
nvdbgdumpbuffer(msg, (FAR const uint8_t*)buffer, nbytes);
|
||||
}
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_getchar
|
||||
*
|
||||
* Description:
|
||||
* Get another character for the user received buffer from the RX buffer
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void telnetd_getchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
|
||||
FAR char *dest, int *nread)
|
||||
{
|
||||
register int index;
|
||||
|
||||
/* Ignore carriage returns */
|
||||
|
||||
if (ch != ISO_cr)
|
||||
{
|
||||
/* Add all other characters to the destination buffer */
|
||||
|
||||
index = *nread;
|
||||
dest[index++] = ch;
|
||||
*nread = index;
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_receive
|
||||
*
|
||||
* Description:
|
||||
* Process a received telenet buffer
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t telnetd_receive(FAR struct telnetd_dev_s *priv, FAR const char *src,
|
||||
size_t srclen, FAR char *dest, size_t destlen)
|
||||
{
|
||||
int nread;
|
||||
uint8_t ch;
|
||||
|
||||
nllvdbg("srclen: %d destlen: %d\n", srclen, destlen);
|
||||
|
||||
for (nread = 0; srclen > 0 && nread < destlen; srclen--)
|
||||
{
|
||||
ch = *src++;
|
||||
nllvdbg("ch=%02x state=%d\n", ch, priv->td_state);
|
||||
|
||||
switch (priv->td_state)
|
||||
{
|
||||
case STATE_IAC:
|
||||
if (ch == TELNET_IAC)
|
||||
{
|
||||
telnetd_getchar(priv, ch, dest, &nread);
|
||||
priv->td_state = STATE_NORMAL;
|
||||
}
|
||||
else
|
||||
{
|
||||
switch (ch)
|
||||
{
|
||||
case TELNET_WILL:
|
||||
priv->td_state = STATE_WILL;
|
||||
break;
|
||||
|
||||
case TELNET_WONT:
|
||||
priv->td_state = STATE_WONT;
|
||||
break;
|
||||
|
||||
case TELNET_DO:
|
||||
priv->td_state = STATE_DO;
|
||||
break;
|
||||
|
||||
case TELNET_DONT:
|
||||
priv->td_state = STATE_DONT;
|
||||
break;
|
||||
|
||||
default:
|
||||
priv->td_state = STATE_NORMAL;
|
||||
break;
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
case STATE_WILL:
|
||||
/* Reply with a DONT */
|
||||
|
||||
telnetd_sendopt(priv, TELNET_DONT, ch);
|
||||
priv->td_state = STATE_NORMAL;
|
||||
break;
|
||||
|
||||
case STATE_WONT:
|
||||
/* Reply with a DONT */
|
||||
|
||||
telnetd_sendopt(priv, TELNET_DONT, ch);
|
||||
priv->td_state = STATE_NORMAL;
|
||||
break;
|
||||
|
||||
case STATE_DO:
|
||||
/* Reply with a WONT */
|
||||
|
||||
telnetd_sendopt(priv, TELNET_WONT, ch);
|
||||
priv->td_state = STATE_NORMAL;
|
||||
break;
|
||||
|
||||
case STATE_DONT:
|
||||
/* Reply with a WONT */
|
||||
|
||||
telnetd_sendopt(priv, TELNET_WONT, ch);
|
||||
priv->td_state = STATE_NORMAL;
|
||||
break;
|
||||
|
||||
case STATE_NORMAL:
|
||||
if (ch == TELNET_IAC)
|
||||
{
|
||||
priv->td_state = STATE_IAC;
|
||||
}
|
||||
else
|
||||
{
|
||||
telnetd_getchar(priv, ch, dest, &nread);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* We get here if (1) all of the received bytes have been processed, or
|
||||
* (2) if the user's buffer has become full.
|
||||
*/
|
||||
|
||||
if (srclen > 0)
|
||||
{
|
||||
/* Remember where we left off. These bytes will be returned the next
|
||||
* time that telnetd_read() is called.
|
||||
*/
|
||||
|
||||
priv->td_pending = srclen;
|
||||
priv->td_offset = (src - priv->td_rxbuffer);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* All of the received bytes were consumed */
|
||||
|
||||
priv->td_pending = 0;
|
||||
priv->td_offset = 0;
|
||||
}
|
||||
|
||||
return nread;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_putchar
|
||||
*
|
||||
* Description:
|
||||
* Put another character from the user buffer to the TX buffer.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static bool telnetd_putchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
|
||||
int *nread)
|
||||
{
|
||||
register int index;
|
||||
bool ret = false;
|
||||
|
||||
/* Ignore carriage returns (we will put these in automatically as necesary) */
|
||||
|
||||
if (ch != ISO_cr)
|
||||
{
|
||||
/* Add all other characters to the destination buffer */
|
||||
|
||||
index = *nread;
|
||||
priv->td_txbuffer[index++] = ch;
|
||||
|
||||
/* Check for line feeds */
|
||||
|
||||
if (ch == ISO_nl)
|
||||
{
|
||||
/* Now add the carriage return */
|
||||
|
||||
priv->td_txbuffer[index++] = ISO_cr;
|
||||
priv->td_txbuffer[index++] = '\0';
|
||||
|
||||
/* End of line */
|
||||
|
||||
ret = true;
|
||||
}
|
||||
|
||||
*nread = index;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_sendopt
|
||||
*
|
||||
* Description:
|
||||
* Send the telnet option bytes
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void telnetd_sendopt(FAR struct telnetd_dev_s *priv, uint8_t option,
|
||||
uint8_t value)
|
||||
{
|
||||
uint8_t optbuf[4];
|
||||
optbuf[0] = TELNET_IAC;
|
||||
optbuf[1] = option;
|
||||
optbuf[2] = value;
|
||||
optbuf[3] = 0;
|
||||
|
||||
telnetd_dumpbuffer("Send optbuf", optbuf, 4);
|
||||
if (send(priv->td_psock, optbuf, 4, 0) < 0)
|
||||
{
|
||||
nlldbg("Failed to send TELNET_IAC\n");
|
||||
}
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_open
|
||||
****************************************************************************/
|
||||
|
||||
static int telnetd_open(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct telnetd_dev_s *priv = inode->i_private;
|
||||
int tmp;
|
||||
int ret;
|
||||
|
||||
nllvdbg("td_crefs: %d\n", priv->td_crefs);
|
||||
|
||||
/* O_NONBLOCK is not supported */
|
||||
|
||||
if (filep->f_oflags & O_NONBLOCK)
|
||||
{
|
||||
ret = -ENOSYS;
|
||||
goto errout;
|
||||
}
|
||||
|
||||
/* Get exclusive access to the device structures */
|
||||
|
||||
ret = sem_wait(&priv->td_exclsem);
|
||||
if (ret < 0)
|
||||
{
|
||||
ret = -errno;
|
||||
goto errout;
|
||||
}
|
||||
|
||||
/* Increment the count of references to the device. If this the first
|
||||
* time that the driver has been opened for this device, then initialize
|
||||
* the device.
|
||||
*/
|
||||
|
||||
tmp = priv->td_crefs + 1;
|
||||
if (tmp > 255)
|
||||
{
|
||||
/* More than 255 opens; uint8_t would overflow to zero */
|
||||
|
||||
ret = -EMFILE;
|
||||
goto errout_with_sem;
|
||||
}
|
||||
|
||||
/* Save the new open count on success */
|
||||
|
||||
priv->td_crefs = tmp;
|
||||
ret = OK;
|
||||
|
||||
errout_with_sem:
|
||||
sem_post(&priv->td_exclsem);
|
||||
|
||||
errout:
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_close
|
||||
****************************************************************************/
|
||||
|
||||
static int telnetd_close(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct telnetd_dev_s *priv = inode->i_private;
|
||||
FAR char *devpath;
|
||||
int ret;
|
||||
|
||||
nllvdbg("td_crefs: %d\n", priv->td_crefs);
|
||||
|
||||
/* Get exclusive access to the device structures */
|
||||
|
||||
ret = sem_wait(&priv->td_exclsem);
|
||||
if (ret < 0)
|
||||
{
|
||||
ret = -errno;
|
||||
goto errout;
|
||||
}
|
||||
|
||||
/* Decrement the references to the driver. If the reference count will
|
||||
* decrement to 0, then uninitialize the driver.
|
||||
*/
|
||||
|
||||
if (priv->td_crefs > 1)
|
||||
{
|
||||
/* Just decrement the reference count and release the semaphore */
|
||||
|
||||
priv->td_crefs--;
|
||||
sem_post(&priv->td_exclsem);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Re-create the path to the driver. */
|
||||
|
||||
sched_lock();
|
||||
ret = asprintf(&devpath, TELNETD_DEVFMT, priv->td_minor);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("Failed to allocate the driver path\n");
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Unregister the character driver */
|
||||
|
||||
ret = unregister_driver(devpath);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("Failed to unregister the driver %s: %d\n", ret);
|
||||
}
|
||||
|
||||
free(devpath);
|
||||
}
|
||||
|
||||
/* Close the socket */
|
||||
|
||||
closesocket(priv->td_psock);
|
||||
|
||||
/* Release the driver memory. What if there are threads waiting on
|
||||
* td_exclsem? They will never be awakened! How could this happen?
|
||||
* crefs == 1 so there are no other open references to the driver.
|
||||
* But this could have if someone were trying to re-open the driver
|
||||
* after every other thread has closed it. That really should not
|
||||
* happen in the intended usage model.
|
||||
*/
|
||||
|
||||
DEBUGASSERT(priv->td_exclsem.semcount == 0);
|
||||
sem_destroy(&priv->td_exclsem);
|
||||
free(priv);
|
||||
sched_unlock();
|
||||
}
|
||||
|
||||
ret = OK;
|
||||
|
||||
errout:
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_read
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t telnetd_read(FAR struct file *filep, FAR char *buffer, size_t len)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct telnetd_dev_s *priv = inode->i_private;
|
||||
ssize_t ret;
|
||||
|
||||
nllvdbg("len: %d\n", len);
|
||||
|
||||
/* First, handle the case where there are still valid bytes left in the
|
||||
* I/O buffer from the last time that read was called. NOTE: Much of
|
||||
* what we read may be protocol stuff and may not correspond to user
|
||||
* data. Hence we need the loop and we need may need to call psock_recv()
|
||||
* multiple times in order to get data that the client is interested in.
|
||||
*/
|
||||
|
||||
do
|
||||
{
|
||||
if (priv->td_pending > 0)
|
||||
{
|
||||
/* Process the buffered telnet data */
|
||||
|
||||
FAR const char *src = &priv->td_rxbuffer[priv->td_offset];
|
||||
ret = telnetd_receive(priv, src, priv->td_pending, buffer, len);
|
||||
}
|
||||
|
||||
/* Read a buffer of data from the telnet client */
|
||||
|
||||
else
|
||||
{
|
||||
ret = recv(priv->td_psock, priv->td_rxbuffer,
|
||||
CONFIG_TELNETD_RXBUFFER_SIZE, 0);
|
||||
|
||||
/* Did we receive anything? */
|
||||
|
||||
if (ret > 0)
|
||||
{
|
||||
/* Yes.. Process the newly received telnet data */
|
||||
|
||||
telnetd_dumpbuffer("Received buffer", priv->td_rxbuffer, ret);
|
||||
ret = telnetd_receive(priv, priv->td_rxbuffer, ret, buffer, len);
|
||||
}
|
||||
|
||||
/* Otherwise the peer closed the connection (ret == 0) or an error
|
||||
* occurred (ret < 0).
|
||||
*/
|
||||
|
||||
else
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
while (ret == 0);
|
||||
|
||||
/* Return:
|
||||
*
|
||||
* ret > 0: The number of characters copied into the user buffer by
|
||||
* telnetd_receive().
|
||||
* ret <= 0: Loss of connection or error events reported by recv().
|
||||
*/
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_write
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t telnetd_write(FAR struct file *filep, FAR const char *buffer, size_t len)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct telnetd_dev_s *priv = inode->i_private;
|
||||
FAR const char *src = buffer;
|
||||
ssize_t nsent;
|
||||
ssize_t ret;
|
||||
int ncopied;
|
||||
char ch;
|
||||
bool eol;
|
||||
|
||||
nllvdbg("len: %d\n", len);
|
||||
|
||||
/* Process each character from the user buffer */
|
||||
|
||||
for (nsent = 0, ncopied = 0; nsent < len; nsent++)
|
||||
{
|
||||
/* Get the next character from the user buffer */
|
||||
|
||||
ch = *src++;
|
||||
|
||||
/* Add the character to the TX buffer */
|
||||
|
||||
eol = telnetd_putchar(priv, ch, &ncopied);
|
||||
|
||||
/* Was that the end of a line? Or is the buffer too full to hold the
|
||||
* next largest character sequence ("\r\n\0")?
|
||||
*/
|
||||
|
||||
if (eol || ncopied > CONFIG_TELNETD_TXBUFFER_SIZE-3)
|
||||
{
|
||||
/* Yes... send the data now */
|
||||
|
||||
ret = send(priv->td_psock, priv->td_txbuffer, ncopied, 0);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("psock_send failed '%s': %d\n", priv->td_txbuffer, ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Reset the index to the beginning of the TX buffer. */
|
||||
|
||||
ncopied = 0;
|
||||
}
|
||||
}
|
||||
|
||||
/* Send anything remaining in the TX buffer */
|
||||
|
||||
if (ncopied > 0)
|
||||
{
|
||||
ret = send(priv->td_psock, priv->td_txbuffer, ncopied, 0);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("psock_send failed '%s': %d\n", priv->td_txbuffer, ret);
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
/* Notice that we don't actually return the number of bytes sent, but
|
||||
* rather, the number of bytes that the caller asked us to send. We may
|
||||
* have sent more bytes (because of CR-LF expansion and because of NULL
|
||||
* termination). But it confuses some logic if you report that you sent
|
||||
* more than you were requested to.
|
||||
*/
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_poll
|
||||
****************************************************************************/
|
||||
|
||||
static int telnetd_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
|
||||
{
|
||||
#if 0 /* No ioctl commands are yet supported */
|
||||
struct inode *inode = filep->f_inode;
|
||||
struct cdcacm_dev_s *priv = inode->i_private;
|
||||
int ret = OK;
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
/* Add ioctl commands here */
|
||||
|
||||
default:
|
||||
ret = -ENOTTY;
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
#else
|
||||
return -ENOTTY;
|
||||
#endif
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_poll
|
||||
****************************************************************************/
|
||||
|
||||
#if 0 /* Not used by this driver */
|
||||
static int telnetd_poll(FAR struct file *filep, FAR struct pollfd *fds,
|
||||
bool setup)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct telnetd_dev_s *priv = inode->i_private;
|
||||
}
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: telnetd_driver
|
||||
*
|
||||
* Description:
|
||||
* Create a character driver to "wrap" the telnet session. This function
|
||||
* will select and return a unique path for the new telnet device.
|
||||
*
|
||||
* Parameters:
|
||||
* sd - The socket descriptor that represents the new telnet connection.
|
||||
* daemon - A pointer to the structure representing the overall state of
|
||||
* this instance of the telnet daemon.
|
||||
*
|
||||
* Return:
|
||||
* An allocated string represent the full path to the created driver. The
|
||||
* receiver of the string must de-allocate this memory when it is no longer
|
||||
* needed. NULL is returned on a failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
FAR char *telnetd_driver(long sd, FAR struct telnetd_s *daemon)
|
||||
{
|
||||
FAR struct telnetd_dev_s *priv;
|
||||
FAR char *devpath = NULL;
|
||||
int ret;
|
||||
|
||||
/* Allocate instance data for this driver */
|
||||
|
||||
priv = (FAR struct telnetd_dev_s*)malloc(sizeof(struct telnetd_dev_s));
|
||||
if (!priv)
|
||||
{
|
||||
nlldbg("Failed to allocate the driver data structure\n");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* Initialize the allocated driver instance */
|
||||
|
||||
sem_init(&priv->td_exclsem, 0, 1);
|
||||
|
||||
priv->td_state = STATE_NORMAL;
|
||||
priv->td_crefs = 0;
|
||||
priv->td_pending = 0;
|
||||
priv->td_offset = 0;
|
||||
priv->td_psock = sd;
|
||||
|
||||
|
||||
/* Allocation a unique minor device number of the telnet drvier */
|
||||
|
||||
do
|
||||
{
|
||||
ret = sem_wait(&g_telnetdcommon.exclsem);
|
||||
if (ret < 0 && errno != -EINTR)
|
||||
{
|
||||
goto errout_with_dev;
|
||||
}
|
||||
}
|
||||
while (ret < 0);
|
||||
|
||||
priv->td_minor = g_telnetdcommon.minor;
|
||||
g_telnetdcommon.minor++;
|
||||
sem_post(&g_telnetdcommon.exclsem);
|
||||
|
||||
/* Create a path and name for the driver. */
|
||||
|
||||
ret = asprintf(&devpath, TELNETD_DEVFMT, priv->td_minor);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("Failed to allocate the driver path\n");
|
||||
goto errout_with_dev;
|
||||
}
|
||||
|
||||
/* Register the driver */
|
||||
|
||||
ret = register_driver(devpath, &g_telnetdfops, 0666, priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
nlldbg("Failed to register the driver %s: %d\n", devpath, ret);
|
||||
goto errout_with_devpath;
|
||||
}
|
||||
|
||||
/* Return the path to the new telnet driver */
|
||||
|
||||
return devpath;
|
||||
|
||||
errout_with_devpath:
|
||||
free(devpath);
|
||||
errout_with_dev:
|
||||
free(priv);
|
||||
return NULL;
|
||||
}
|
@ -45,6 +45,7 @@
|
||||
#include <string.h>
|
||||
|
||||
#include <net/if.h>
|
||||
#include <arpa/inet.h>
|
||||
|
||||
#include <apps/netutils/telnetd.h>
|
||||
#include <apps/netutils/uiplib.h>
|
||||
|
@ -121,7 +121,7 @@ struct telnetd_dev_s
|
||||
|
||||
#ifdef CONFIG_TELNETD_DUMPBUFFER
|
||||
static inline void telnetd_dumpbuffer(FAR const char *msg,
|
||||
FAR const char *buffer, unsigned int nbytes)
|
||||
FAR const char *buffer, unsigned int nbytes);
|
||||
#else
|
||||
# define telnetd_dumpbuffer(msg,buffer,nbytes)
|
||||
#endif
|
||||
|
Loading…
x
Reference in New Issue
Block a user