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add makefile, create ncurses windows

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hornet 2025-01-01 22:16:44 +05:00
parent 720ac7950f
commit 807e3d0465
2 changed files with 41 additions and 12 deletions
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4
Makefile Normal file
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@ -0,0 +1,4 @@
all: sentinel
sentinel: main.c
gcc -lncurses -lcurl -lrtlsdr -lm main.c -o sentinel

49
main.c
View file

@ -5,6 +5,7 @@
#include <string.h>
#include <math.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <ncurses.h>
#include <rtl-sdr.h>
#include <curl/curl.h>
@ -46,9 +47,24 @@ bool SDR_PRESENT = false;
bool RSS_LIST_PRESENT = false;
bool COMMS_AVAILABLE = false;
bool CURL_AVAILABLE = false;
int term_rows, term_cols;
/* declare ncurses windows */
WINDOW * sdr;
WINDOW * rss;
WINDOW * defcon;
/* declare reusable functions */
void get_terminal_size(int *rows, int *cols) {
struct winsize w;
ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
*rows = w.ws_row;
*cols = w.ws_col;
}
/* read out shell command output */
char* readout(const char* command, char* buffer, size_t size) {
FILE *fp = popen(command, "r");
@ -180,9 +196,13 @@ void startup_checks() {
} else {
printf("internet connectivity status: ");
printf(RED"offline\n"RESET);
printf(RED"internet-dependent capabilities will be unavailable!"RESET);
printf(RED"internet-dependent capabilities will be unavailable!\n"RESET);
COMMS_AVAILABLE = false;
}
/* get terminal size */
get_terminal_size(&term_rows, &term_cols);
printf("terminal size: ");
printf(YELLOW"%dx%d\n"RESET, term_rows, term_cols);
printf("----------------------------------------------------------------------\n");
/* utilities presence check */
printf(MAGENTA"UTILITIES\n\n"RESET);
@ -200,7 +220,7 @@ void startup_checks() {
printf(MAGENTA"all checks finished!\n"RESET);
printf("######################################################################\n");
printf(BLUE"initializing in 5 seconds...\n\n"RESET);
usleep(5000000);
//usleep(5000000);
if (SDR_PRESENT == true)
{
printf(GREEN"initializing RTL-SDR...\n"RESET);
@ -237,13 +257,14 @@ void init_colors() {
init_pair(5, COLOR_MAGENTA, COLOR_BLACK);
init_pair(6, COLOR_CYAN, COLOR_BLACK);
init_pair(7, COLOR_WHITE, COLOR_BLACK);
init_pair(8, COLOR_WHITE, COLOR_RED);
}
void draw_bar_graph(double *data, int size) {
clear();
double max_value = 0.0;
attron(COLOR_PAIR(6));
printw("center frequency: %.3f MHz gain: %d bandwidth: %.3f MHz", center_freq / (double)MHz, rtlsdr_get_tuner_gain(dev), bandwidth / (double)MHz);
wprintw(sdr, "center frequency: %.3f MHz gain: %d bandwidth: %.3f MHz", center_freq / (double)MHz, rtlsdr_get_tuner_gain(dev), bandwidth / (double)MHz);
attroff(COLOR_PAIR(6));
double bottom = center_freq - bandwidth / 2.0;
double step = bandwidth / (double)size;
@ -290,14 +311,6 @@ void rtl_sdr_waterfall() {
usleep(500000);
}
void sdr_not_available() {
clear();
attron(COLOR_PAIR(1));
printw("SDR NOT AVAILABLE");
attroff(COLOR_PAIR(1));
refresh();
usleep(5000000);
}
/* DEFCON level functions */
@ -309,6 +322,14 @@ void start_dashboard() {
cbreak();
noecho();
init_colors();
refresh();
WINDOW * sdr = newwin(term_rows/2, term_cols/2, 1, 1);
WINDOW * rss = newwin(term_rows/2, term_cols/2-2, 1, term_cols/2+2);
box(sdr, 0, 0);
box(rss, 0, 0);
wrefresh(sdr);
wrefresh(rss);
if (SDR_PRESENT == true) {
do{
rtl_sdr_waterfall();
@ -316,7 +337,11 @@ void start_dashboard() {
}
else {
do{
sdr_not_available();
wmove(sdr, 14, 47);
wbkgd(sdr, COLOR_PAIR(8));
wprintw(sdr, " SDR NOT AVAILABLE ");
wrefresh(sdr);
usleep(5000000);
} while (true);
}
rtlsdr_close(dev);