int main(void) {
// uint8_t i;
uint8_t mcustate;
// turn boost off
TCCR0B = 0;
BOOST_DDR |= _BV(BOOST);
BOOST_PORT &= ~_BV(BOOST); // pull boost fet low
// check if we were reset
mcustate = MCUSR;
MCUSR = 0;
wdt_disable();
// now turn it back on... 2 second time out
//WDTCSR |= _BV(WDP0) | _BV(WDP1) | _BV(WDP2);
//WDTCSR = _BV(WDE);
wdt_enable(WDTO_2S);
kickthedog();
// we lost power at some point so lets alert the user
// that the time may be wrong (the clock still works)
timeunknown = 1;
// have we read the time & date from eeprom?
restored = 0;
// setup uart
uart_init(BRRL_192);
//DEBUGP("VFD Clock");
DEBUGP("!");
//DEBUGP("turning on anacomp");
// set up analog comparator
ACSR = _BV(ACBG) | _BV(ACIE); // use bandgap, intr. on toggle!
// settle!
if (ACSR & _BV(ACO)) {
// hmm we should not interrupt here
ACSR |= _BV(ACI);
// even in low power mode, we run the clock
DEBUGP("clock init");
clock_init();
} else {
// we aren't in low power mode so init stuff
// init io's
initbuttons();
VFDSWITCH_PORT &= ~_BV(VFDSWITCH);
DEBUGP("turning on buttons");
// set up button interrupts
DEBUGP("turning on alarmsw");
// set off an interrupt if alarm is set or unset
EICRA = _BV(ISC00);
EIMSK = _BV(INT0);
displaymode = SHOW_TIME;
DEBUGP("vfd init");
vfd_init();
dimmer_init();
DEBUGP("boost init");
brightness_level = eeprom_read_byte((uint8_t *)EE_BRIGHT);
boost_init(brightness_level);
sei();
region = eeprom_read_byte((uint8_t *)EE_REGION);
DEBUGP("speaker init");
speaker_init();
beep(4000, 1);
DEBUGP("clock init");
clock_init();
DEBUGP("alarm init");
setalarmstate();
}
DEBUGP("done");
while (1) {
//_delay_ms(100);
kickthedog();
//uart_putc_hex(ACSR);
if (ACSR & _BV(ACO)) {
// DEBUGP("SLEEPYTIME");
gotosleep();
continue;
}
//DEBUGP(".");
if (just_pressed & 0x1) {
just_pressed = 0;
switch(displaymode) {
case (SHOW_TIME):
displaymode = SET_ALARM;
display_str("set alarm");
set_alarm();
break;
case (SET_ALARM):
displaymode = SET_TIME;
display_str("set time");
set_time();
timeunknown = 0;
break;
case (SET_TIME):
displaymode = SET_DATE;
display_str("set date");
set_date();
break;
case (SET_DATE):
displaymode = SET_BRIGHTNESS;
display_str("set brit");
set_brightness();
break;
case (SET_BRIGHTNESS):
displaymode = SET_DIMMER;
display_str("set dimr");
set_dimmer();
break;
case (SET_DIMMER):
displaymode = SET_VOLUME;
display_str("set vol ");
set_volume();
break;
case (SET_VOLUME):
displaymode = SET_REGION;
display_str("set regn");
set_region();
break;
/*
case (SET_REGION):
displaymode = SET_SNOOZE;
display_str("set snoz");
set_snooze();
break;
*/
default:
displaymode = SHOW_TIME;
}
} else if ((just_pressed & 0x2) || (just_pressed & 0x4)) {
just_pressed = 0;
displaymode = NONE;
display_date(DAY);
kickthedog();
delayms(1500);
kickthedog();
displaymode = SHOW_TIME;
}
}
}
int process_cmd(char *cmd,int sockfd){
char * msg;
commands cmd_pkt;
char *cmds;
cmds =strdup(cmd);
cmd_pkt = getdlmtdcmdstr(cmd);
if(cmd_pkt.no_of_args == -1)
return 0;
//printf("%s:%s\n",cmd_pkt.cmnd,"");
/*call method to validate the nodes*/
if(strcasecmp(cmd_pkt.arglist[0],"UPDATE")==0){
msg ="Invalid Arguments.Usage - update <server-ID1> <server-ID2> <Link Cost>";
if(cmd_pkt.no_of_args != 4 ){
//printf("%s:%s\n",cmd_pkt.cmnd,msg);
cse4589_print_and_log("%s:%s\n",cmds,msg);
//printf("\n[PA3]$:Invalid Arguments.Usage - update <server-ID1> <server-ID2> <Link Cost>");
return -1;
}
if(validate_nodes(cmd_pkt.arglist,0) == -1){
msg ="Invalid Arguments.server-ID1 - Node Id server-ID2:Must be neighbor node Id";
cse4589_print_and_log("%s:%s\n",cmds,msg);
return -1;
}
else{
update_rout_info(cmd_pkt.arglist);
compute_bellman_ford();
}
//printf("%s:SUCCESS\n",cmd_pkt.cmnd);
cse4589_print_and_log("%s:SUCCESS\n",cmds);
}/*call method to send the update packet */
else if(strcasecmp(cmd_pkt.arglist[0],"STEP")==0){
if(cmd_pkt.no_of_args > 1 ){
msg ="Invalid Arguments.Usage - step";
cse4589_print_and_log("%s:%s\n",cmds,msg);
//printf("\n[PA3]$:Invalid Arguments.Usage - step");
return -1;
}
send_update_packet_nnodes(sockfd);
//printf("%s:SUCCESS\n",cmd_pkt.cmnd);
cse4589_print_and_log("%s:SUCCESS\n",cmds);
}
else if(strcasecmp(cmd_pkt.arglist[0],"PACKETS")==0){
if(cmd_pkt.no_of_args > 1 ){
msg ="Invalid Arguments.Usage - packets";
cse4589_print_and_log("%s:%s\n",cmds,msg);
//printf("\n[PA3]$:Invalid Arguments.Usage - packets");
return -1;
}
//display the packets received
//printf("\n The number of packets sent : %d",packet_count);
cse4589_print_and_log("%s:SUCCESS\n",cmds);
cse4589_print_and_log("%d\n",packet_count);
//printf("%s:SUCCESS\n",cmd_pkt.cmnd);
packet_count = 0 ;
}else if(strcasecmp(cmd_pkt.arglist[0],"DISPLAY")==0){
if(cmd_pkt.no_of_args > 1 ){
msg ="Invalid Arguments.Usage - display";
cse4589_print_and_log("%s:%s\n",cmds,msg);
//printf("\n[PA3]$:Invalid Arguments.Usage - display");
return -1;
}
cse4589_print_and_log("%s:SUCCESS\n",cmds);
dsplay_rt_table();
}else if(strcasecmp(cmd_pkt.arglist[0],"DISABLE")==0){
if(cmd_pkt.no_of_args != 2 ){
msg ="Invalid Arguments.Usage - disable <server-id>";
//printf("\n[PA3]$:Invalid Arguments.Usage - disable <server-ID>");
cse4589_print_and_log("%s:%s\n",cmds,msg);
return -1;
}
int iret = 0;
iret = disable_link(cmd_pkt.arglist);
//printf("%s:SUCCESS\n",cmd_pkt.cmnd);
msg ="Invalid Arguments.Usage - Server Id has to be a neighbor node id";
if(iret == 1)
cse4589_print_and_log("%s:SUCCESS\n",cmds);
else
cse4589_print_and_log("%s:%s\n",cmds,msg);
}else if(strcasecmp(cmd_pkt.arglist[0],"CRASH")==0){
if(cmd_pkt.no_of_args > 1 ){
msg ="Invalid Arguments.Usage - crash";
cse4589_print_and_log("%s:%s\n",cmds,msg);
//printf("\n[PA3]$:Invalid Arguments.Usage - crash");
return -1;
}
gotosleep();
}else if(strcasecmp(cmd_pkt.arglist[0],"DUMP")==0){
if(cmd_pkt.no_of_args > 1 ){
msg ="Invalid Arguments.Usage - dump";
//printf("\n[PA3]$:Invalid Arguments.Usage - dump");
cse4589_print_and_log("%s:%s\n",cmds,msg);
return -1;
}
build_rtpkt_dump(1);
//printf("%s:SUCCESS\n",cmd_pkt.cmnd);
cse4589_print_and_log("%s:SUCCESS\n",cmds);
}else if(strcasecmp(cmd_pkt.arglist[0],"academic_integrity")== 0)
{
//printf("\n I have read and understood the course academic integrity policy located at http://www.cse.buffalo.edu/faculty/dimitrio/courses/cse4589_f14/index.html#integrity");
cse4589_print_and_log("I have read and understood the course academic integrity policy located at http://www.cse.buffalo.edu/faculty/dimitrio/courses/cse4589_f14/index.html#integrity");
}else{
printf("\n[PA3]$:Command not found");
fflush(stdout);//cse4589_print_and_log("Command not found\n");
return -1;
}
free(cmds);
return 1;
}
