/* global libraries */
#include <alsa/asoundlib.h>
+#include <arpa/inet.h>
#include <fcntl.h>
+#include <ifaddrs.h>
#include <locale.h>
+#include <netdb.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
+#include <sys/socket.h>
#include <time.h>
#include <unistd.h>
#include <X11/Xlib.h>
/* battery percentage */
char *
-get_battery(const char *battery)
+battery_perc(const char *battery)
{
int now, full, perc;
char batterynowfile[64] = "";
return smprintf("%d%%", perc);
}
-/* cpu temperature */
-char *
-get_cpu_temperature(const char *file)
-{
- int temperature;
- FILE *fp;
-
- /* open temperature file */
- if (!(fp = fopen(file, "r"))) {
- fprintf(stderr, "Could not open temperature file.\n");
- return smprintf("n/a");
- }
-
- /* extract temperature */
- fscanf(fp, "%d", &temperature);
-
- /* close temperature file */
- fclose(fp);
-
- /* return temperature in degrees */
- return smprintf("%d°C", temperature / 1000);
-}
-
/* cpu percentage */
char *
-get_cpu_usage(const char *null)
+cpu_perc(const char *null)
{
int perc;
long double a[4], b[4];
/* date and time */
char *
-get_datetime(const char *timeformat)
+datetime(const char *timeformat)
{
time_t tm;
size_t bufsize = 64;
setlocale(LC_TIME, "C");
/* return time */
- return smprintf("%s", buf);
+ char *ret = smprintf("%s", buf);
+ free(buf);
+ return ret;
}
/* disk usage percentage */
char *
-get_diskusage(const char *mountpoint)
+disk_perc(const char *mountpoint)
{
int perc = 0;
struct statvfs fs;
return smprintf("%d%%", perc);
}
+/* entropy available */
+char *
+entropy(const char *null)
+{
+ int entropy = 0;
+ FILE *fp;
+
+ /* open entropy file */
+ if (!(fp = fopen("/proc/sys/kernel/random/entropy_avail", "r"))) {
+ fprintf(stderr, "Could not open entropy file.\n");
+ return smprintf("n/a");
+ }
+
+ /* extract entropy */
+ fscanf(fp, "%d", &entropy);
+
+ /* close entropy file */
+ fclose(fp);
+
+ /* return entropy */
+ return smprintf("%d", entropy);
+}
+
+/* hostname */
+char *
+hostname(const char *null)
+{
+ char *hostname = "";
+ FILE *fp;
+
+ /* open hostname file */
+ if (!(fp = fopen("/proc/sys/kernel/hostname", "r"))) {
+ fprintf(stderr, "Could not open hostname file.\n");
+ return smprintf("n/a");
+ }
+
+ /* extract hostname */
+ fscanf(fp, "%s", hostname);
+
+ /* close hostname file */
+ fclose(fp);
+
+ /* return entropy */
+ return smprintf("%s", hostname);
+}
+
+/* ip address */
+char *
+ip(const char *interface)
+{
+ struct ifaddrs *ifaddr, *ifa;
+ int s;
+ char host[NI_MAXHOST];
+
+ /* check if getting ip address works */
+ if (getifaddrs(&ifaddr) == -1)
+ {
+ fprintf(stderr, "Error getting IP address.");
+ return smprintf("n/a");
+ }
+
+ /* get the ip address */
+ for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next)
+ {
+ if (ifa->ifa_addr == NULL)
+ continue;
+
+ s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in), host, NI_MAXHOST, NULL, 0, NI_NUMERICHOST);
+
+ if ((strcmp(ifa->ifa_name, interface) == 0) && (ifa->ifa_addr->sa_family == AF_INET))
+ {
+ if (s != 0)
+ {
+ fprintf(stderr, "Error getting IP address.");
+ return smprintf("n/a");
+ }
+ return smprintf("%s", host);
+ }
+ }
+
+ /* free the address */
+ freeifaddrs(ifaddr);
+
+ /* return n/a if nothing works */
+ return smprintf("n/a");
+}
+
/* ram percentage */
char *
-get_ram_usage(const char *null)
+ram_perc(const char *null)
{
int perc;
long total, free, buffers, cached;
return smprintf("%d%%", perc);
}
+/* temperature */
+char *
+temp(const char *file)
+{
+ int temperature;
+ FILE *fp;
+
+ /* open temperature file */
+ if (!(fp = fopen(file, "r"))) {
+ fprintf(stderr, "Could not open temperature file.\n");
+ return smprintf("n/a");
+ }
+
+ /* extract temperature */
+ fscanf(fp, "%d", &temperature);
+
+ /* close temperature file */
+ fclose(fp);
+
+ /* return temperature in degrees */
+ return smprintf("%d°C", temperature / 1000);
+}
+
/* alsa volume percentage */
char *
-get_volume(const char *soundcard)
+vol_perc(const char *soundcard)
{
int mute = 0;
long vol = 0, max = 0, min = 0;
/* wifi percentage */
char *
-get_wifi_signal(const char *wificard)
+wifi_perc(const char *wificard)
{
int bufsize = 255;
int strength;
/* return status every interval */
for (;;) {
/* clear the string */
- strcpy(status_string, "");
+ memset(status_string, 0, sizeof(status_string));
/* generate status_string */
for (size_t i = 0; i < sizeof(args) / sizeof(args[0]); ++i) {
char *res = argument.func(argument.args);
char *element = smprintf(argument.format, res);
strcat(status_string, element);
+ free(res);
+ free(element);
}
/* return the statusbar */