void update_lcd_status()
{
/*****************************/
/*second line ,debug infomation */
char mode = read_adc_mode();
lcd_cursor(0,1);
show_gate();
lcd_puts(" ");
show_filter();
if(1==mode){//50R, divid 32
//LCD2004
lcd_cursor(0,3);
lcd_puts("MB504 F/32 50R input");
lcd_cursor(0,2);
lcd_puts(" ");
//LCD1602
lcd_cursor(12,1);
lcd_puts("50R");
}
if(2==mode){
lcd_cursor(0,3);
lcd_puts("preAmp 1Mohm input ");
lcd_cursor(0,2);
lcd_puts(" ");
//LCD1602
lcd_cursor(12,1);
lcd_puts("1M ");
}
if(0==mode){ //L,C meter
//LCD1602
lcd_cursor(12,1);
lcd_puts("LC ");
//LCD2004
lcd_cursor(0,2);
if(0==LC_CAL) /* calibration done*/
update_LC();
else
LC_calibrate();
}
}
/** @brief Yes we need a main function **/
int main(void) {
int result = OK;
/* get the CGI variables passed in the URL */
process_cgivars();
/* reset internal variables */
reset_cgi_vars();
/* read the CGI configuration file */
result = read_cgi_config_file(get_cgi_config_location());
if (result == ERROR) {
document_header(CGI_ID, FALSE, "Error");
print_error(get_cgi_config_location(), ERROR_CGI_CFG_FILE, FALSE);
document_footer(CGI_ID);
return ERROR;
}
/* read the main configuration file */
result = read_main_config_file(main_config_file);
if (result == ERROR) {
document_header(CGI_ID, FALSE, "Error");
print_error(main_config_file, ERROR_CGI_MAIN_CFG, FALSE);
document_footer(CGI_ID);
return ERROR;
}
/* read all object configuration data */
result = read_all_object_configuration_data(main_config_file, READ_ALL_OBJECT_DATA);
if (result == ERROR) {
document_header(CGI_ID, FALSE, "Error");
print_error(NULL, ERROR_CGI_OBJECT_DATA, FALSE);
document_footer(CGI_ID);
return ERROR;
}
/* This requires the date_format parameter in the main config file */
if (timeperiod_type == TIMEPERIOD_CUSTOM) {
if (strcmp(start_time_string, ""))
string_to_time(start_time_string, &ts_start);
if (strcmp(end_time_string, ""))
string_to_time(end_time_string, &ts_end);
}
/* overwrite config value with amount we got via GET */
result_limit = (get_result_limit != -1) ? get_result_limit : result_limit;
/* for json and csv output return all by default */
if (get_result_limit == -1 && (content_type == JSON_CONTENT || content_type == CSV_CONTENT))
result_limit = 0;
document_header(CGI_ID, TRUE, "Log File");
/* calculate timestamps for reading logs */
convert_timeperiod_to_times(timeperiod_type, &ts_start, &ts_end);
/* get authentication information */
get_authentication_information(¤t_authdata);
if (display_header == TRUE) {
/* start input form */
printf("<form method='GET' style='margin:0;' action='%s'>\n", SHOWLOG_CGI);
printf("<input type='hidden' name='ts_start' value='%lu'>\n", ts_start);
printf("<input type='hidden' name='ts_end' value='%lu'>\n", ts_end);
printf("<input type='hidden' name='limit' value='%d'>\n", result_limit);
/* begin top table */
printf("<table border=0 width=100%% cellpadding=0 cellspacing=0>\n");
printf("<tr>\n");
/* left column of top table - info box */
printf("<td align=left valign=top width=33%%>\n");
display_info_table("Event Log", ¤t_authdata, daemon_check);
printf("</td>\n");
/* middle column of top table - log file navigation options */
printf("<td align=center valign=top width=33%%>\n");
display_nav_table(ts_start, ts_end);
printf("</td>\n");
/* right hand column of top row */
printf("<td align=right valign=top width=33%%>\n");
/* show filter */
printf("<table border=0 cellspacing=0 cellpadding=0 CLASS='optBox' align=right><tr><td>\n");
show_filter();
printf("</td></tr>\n");
printf("</table>\n");
printf("</td>\n");
/* end of top table */
printf("</tr>\n");
printf("</table>\n");
printf("</form>\n");
}
/* check to see if the user is authorized to view the log file */
if (is_authorized_for_system_information(¤t_authdata) == FALSE) {
print_generic_error_message("It appears as though you do not have permission to view the log file...", "If you believe this is an error, check the HTTP server authentication requirements for accessing this CGI and check the authorization options in your CGI configuration file.", 0);
return ERROR;
}
/* display the contents of the log file */
display_logentries();
document_footer(CGI_ID);
/* free allocated memory */
free_memory();
return OK;
}
static int filter(int fd,char *s)
{
struct vder_filter *cur = Router.filtering_table;
int action;
struct vder_iface *vif = NULL;
uint8_t proto = 0;
struct in_addr s_addr = {0}, s_nm = {0}, d_addr = {0}, d_nm = {0};
uint16_t sport = 0, dport = 0;
int tos = -1;
uint8_t priority = PRIO_BESTEFFORT;
enum filter_action filter_action = filter_invalid;
char *nextargs = NULL, *arg;
arg = strtok_r(s, " ", &nextargs);
if(!arg) {
/* No arguments */
while(cur) {
show_filter(fd, cur);
cur = cur->next;
}
return 0;
}
if ((!arg) || (strlen(arg) != 3) || ((strncmp(arg, "add", 3) != 0) && (strncmp(arg, "del", 3) != 0))) {
printoutc(fd, "Invalid action \"%s\".", arg);
return EINVAL;
}
if (strncmp(arg, "del", 3) == 0)
action = ACTION_DELETE;
else
action = ACTION_ADD;
arg = strtok_r(NULL, " ", &nextargs);
if (!arg) {
not_understood(fd, "");
return EINVAL;
}
while(arg) {
if (match_input("src", arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
vif = select_interface(arg);
} else if(match_input("proto", arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
if (not_a_number(arg)) {
if (match_input("tcp", arg))
proto = IPPROTO_TCP;
else if (match_input("udp", arg))
proto = IPPROTO_UDP;
else if (match_input("igmp", arg))
proto = IPPROTO_IGMP;
else if (match_input("icmp", arg))
proto = IPPROTO_ICMP;
else {
printoutc(fd, "Invalid protocol \"%s\"", arg);
return EINVAL;
}
} else {
proto = atoi(arg);
if (proto <= 0) {
printoutc(fd, "Invalid protocol \"%s\"", arg);
return EINVAL;
}
}
} else if (match_input("from",arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
if (!inet_aton(arg, &s_addr) || !is_unicast(s_addr.s_addr)) {
printoutc(fd, "Invalid from address \"%s\"", arg);
return EINVAL;
}
arg = strtok_r(NULL, " ", &nextargs);
if (!arg) {
printoutc(fd, "from address: netmask is required");
return EINVAL;
}
if (!inet_aton(arg, &s_nm) || !is_netmask(s_nm.s_addr)) {
printoutc(fd, "Invalid netmask \"%s\"", arg);
return EINVAL;
}
} else if (match_input("to",arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
if (!inet_aton(arg, &d_addr) || !is_unicast(d_addr.s_addr)) {
printoutc(fd, "Invalid from address \"%s\"", arg);
return EINVAL;
}
arg = strtok_r(NULL, " ", &nextargs);
if (!arg) {
printoutc(fd, "from address: netmask is required");
return EINVAL;
}
if (!inet_aton(arg, &d_nm) || !is_netmask(d_nm.s_addr)) {
printoutc(fd, "Invalid netmask \"%s\"", arg);
return EINVAL;
}
} else if (match_input("tos",arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
tos = atoi(arg);
if ((tos < 0) || not_a_number(arg)) {
printoutc(fd, "Invalid tos %s", arg);
return EINVAL;
}
} else if (match_input("sport",arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
if ((sport < 0) || not_a_number(arg)) {
printoutc(fd, "Invalid sport %s", arg);
return EINVAL;
}
sport = htons(atoi(arg));
} else if (match_input("dport",arg)) {
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
if (not_a_number(arg)) {
printoutc(fd, "Invalid dport %s", arg);
return EINVAL;
}
dport = htons(atoi(arg));
} else if (match_input("prio",arg)) {
if (filter_action != filter_invalid) {
printoutc(fd, "Invalid double action for filter");
}
arg = strtok_r(NULL, " ", &nextargs);
if (!arg)
return EINVAL;
priority = atoi(arg);
if ((priority < 0) || (priority >= PRIO_NUM) || not_a_number(arg)) {
printoutc(fd, "Invalid priority %s", arg);
return EINVAL;
}
filter_action = filter_priority;
} else if (match_input("accept",arg)) {
if (filter_action != filter_invalid) {
printoutc(fd, "Invalid double action for filter");
}
filter_action = filter_accept;
} else if (match_input("reject",arg)) {
if (filter_action != filter_invalid) {
printoutc(fd, "Invalid double action for filter");
}
filter_action = filter_reject;
} else if (match_input("drop",arg)) {
if (filter_action != filter_invalid) {
printoutc(fd, "Invalid double action for filter");
}
filter_action = filter_drop;
}
arg = strtok_r(NULL, " ", &nextargs);
}
if ((filter_action == filter_invalid) && (action == ACTION_ADD)) {
printoutc(fd, "Error: an action is required for filter");
return EINVAL;
}
if (action == ACTION_ADD) {
if (vder_filter_add(vif, proto, s_addr.s_addr, s_nm.s_addr, d_addr.s_addr, d_nm.s_addr, tos, sport, dport, filter_action, priority))
return errno;
} else {
if (vder_filter_del(vif, proto, s_addr.s_addr, s_nm.s_addr, d_addr.s_addr, d_nm.s_addr, tos, sport, dport))
return errno;
}
return 0;
}