#include <sys/stat.h>
#include <sys/statvfs.h>
#include <sys/socket.h>
+#include <sys/sysinfo.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
#include <X11/Xlib.h>
-/* local headers */
-#include "slstatus.h"
+#undef strlcat
+#undef strlcpy
+
+#include "strlcat.h"
+#include "strlcpy.h"
+
+/* statusbar configuration type and struct */
+typedef char *(*op_fun) (const char *);
+struct arg {
+ op_fun func;
+ const char *format;
+ const char *args;
+};
+
+/* function declarations */
+void setstatus(const char *str);
+char *smprintf(const char *fmt, ...);
+char *battery_perc(const char *battery);
+char *cpu_perc(const char *null);
+char *datetime(const char *timeformat);
+char *disk_free(const char *mountpoint);
+char *disk_perc(const char *mountpoint);
+char *disk_total(const char *mountpoint);
+char *disk_used(const char *mountpoint);
+char *entropy(const char *null);
+char *gid(const char *null);
+char *hostname(const char *null);
+char *ip(const char *interface);
+char *load_avg(const char *null);
+char *ram_free(const char *null);
+char *ram_perc(const char *null);
+char *ram_used(const char *null);
+char *ram_total(const char *null);
+char *run_command(const char *command);
+char *temp(const char *file);
+char *uid(const char *null);
+char *uptime(const char *null);
+char *username(const char *null);
+char *vol_perc(const char *soundcard);
+char *wifi_perc(const char *wificard);
+char *wifi_essid(const char *wificard);
+
+/* global variables */
+static Display *dpy;
+
+/* configuration header */
#include "config.h"
/* set statusbar */
FILE *fp;
/* generate battery nowfile path */
- strcat(batterynowfile, batterypath);
- strcat(batterynowfile, battery);
- strcat(batterynowfile, "/");
- strcat(batterynowfile, batterynow);
+ strlcat(batterynowfile, batterypath, sizeof(batterynowfile));
+ strlcat(batterynowfile, battery, sizeof(batterynowfile));
+ strlcat(batterynowfile, "/", sizeof(batterynowfile));
+ strlcat(batterynowfile, batterynow, sizeof(batterynowfile));
/* generate battery fullfile path */
- strcat(batteryfullfile, batterypath);
- strcat(batteryfullfile, battery);
- strcat(batteryfullfile, "/");
- strcat(batteryfullfile, batteryfull);
+ strlcat(batteryfullfile, batterypath, sizeof(batteryfullfile));
+ strlcat(batteryfullfile, battery, sizeof(batteryfullfile));
+ strlcat(batteryfullfile, "/", sizeof(batteryfullfile));
+ strlcat(batteryfullfile, batteryfull, sizeof(batteryfullfile));
/* open battery now file */
if (!(fp = fopen(batterynowfile, "r"))) {
fprintf(stderr, "Error opening battery file: %s.\n", batterynowfile);
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read value */
/* open battery full file */
if (!(fp = fopen(batteryfullfile, "r"))) {
fprintf(stderr, "Error opening battery file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read value */
/* open stat file */
if (!(fp = fopen("/proc/stat","r"))) {
fprintf(stderr, "Error opening stat file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read values */
/* open stat file */
if (!(fp = fopen("/proc/stat","r"))) {
fprintf(stderr, "Error opening stat file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read values */
char *buf = malloc(bufsize);
if (buf == NULL) {
fprintf(stderr, "Failed to get date/time.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* get time in format */
setlocale(LC_TIME, "C");
free(buf);
fprintf(stderr, "Strftime failed.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
setlocale(LC_TIME, "C");
/* try to open mountpoint */
if (statvfs(mountpoint, &fs) < 0) {
fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* return free */
/* try to open mountpoint */
if (statvfs(mountpoint, &fs) < 0) {
fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* calculate percent */
/* try to open mountpoint */
if (statvfs(mountpoint, &fs) < 0) {
fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* return total */
/* try to open mountpoint */
if (statvfs(mountpoint, &fs) < 0) {
fprintf(stderr, "Could not get filesystem info.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* return used */
/* 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");
+ return smprintf(unknowntext);
}
/* extract entropy */
if ((gid = getgid()) < 0) {
fprintf(stderr, "Could no get gid.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
} else {
return smprintf("%d", gid);
}
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* hostname */
/* open hostname file */
if (!(fp = fopen("/proc/sys/kernel/hostname", "r"))) {
fprintf(stderr, "Could not open hostname file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* extract hostname */
/* check if getting ip address works */
if (getifaddrs(&ifaddr) == -1) {
fprintf(stderr, "Error getting IP address.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* get the ip address */
if ((strcmp(ifa->ifa_name, interface) == 0) && (ifa->ifa_addr->sa_family == AF_INET)) {
if (s != 0) {
fprintf(stderr, "Error getting IP address.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
return smprintf("%s", host);
}
/* free the address */
freeifaddrs(ifaddr);
- /* return n/a if nothing works */
- return smprintf("n/a");
+ return smprintf(unknowntext);
+}
+
+/* load avg */
+char *
+load_avg(const char *null)
+{
+ double avgs[3];
+
+ /* try to get load avg */
+ if (getloadavg(avgs, 3) < 0) {
+ fprintf(stderr, "Error getting load avg.\n");
+ return smprintf(unknowntext);
+ }
+
+ /* return it */
+ return smprintf("%.2f %.2f %.2f", avgs[0], avgs[1], avgs[2]);
}
/* ram free */
/* open meminfo file */
if (!(fp = fopen("/proc/meminfo", "r"))) {
fprintf(stderr, "Error opening meminfo file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read the values */
/* open meminfo file */
if (!(fp = fopen("/proc/meminfo", "r"))) {
fprintf(stderr, "Error opening meminfo file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read the values */
/* open meminfo file */
if (!(fp = fopen("/proc/meminfo", "r"))) {
fprintf(stderr, "Error opening meminfo file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read the values */
/* open meminfo file */
if (!(fp = fopen("/proc/meminfo", "r"))) {
fprintf(stderr, "Error opening meminfo file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read the values */
/* try to open the command output */
if (!(fp = popen(command, "r"))) {
fprintf(stderr, "Could not get command output for: %s.\n", command);
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* get command output text, save it to buffer */
/* open temperature file */
if (!(fp = fopen(file, "r"))) {
fprintf(stderr, "Could not open temperature file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* extract temperature */
return smprintf("%d°C", temperature / 1000);
}
+/* uptime */
+char *
+uptime(const char *null)
+{
+ struct sysinfo info;
+ int hours = 0;
+ int minutes = 0;
+
+ /* get info */
+ sysinfo(&info);
+ hours = info.uptime / 3600;
+ minutes = (info.uptime - hours * 3600 ) / 60;
+
+ /* return it */
+ return smprintf("%dh %dm", hours, minutes);
+}
+
/* username */
char *
username(const char *null)
return smprintf("%s", pw->pw_name);
} else {
fprintf(stderr, "Could not get username.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* uid */
return smprintf("%d", uid);
} else {
fprintf(stderr, "Could not get uid.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* check */
if (vol_info == NULL || mute_info == NULL) {
fprintf(stderr, "Could not get alsa volume.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
snd_mixer_selem_id_set_name(vol_info, channel);
snd_mixer_selem_id_set_name(mute_info, channel);
/* generate the path name */
memset(path, 0, sizeof path);
- strcat(path, "/sys/class/net/");
- strcat(path, wificard);
- strcat(path, "/operstate");
+ strlcat(path, "/sys/class/net/", sizeof(path));
+ strlcat(path, wificard, sizeof(path));
+ strlcat(path, "/operstate", sizeof(path));
/* open wifi file */
if(!(fp = fopen(path, "r"))) {
fprintf(stderr, "Error opening wifi operstate file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* read the status */
/* check if interface down */
if(strcmp(status, "up\n") != 0) {
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* open wifi file */
if (!(fp = fopen("/proc/net/wireless", "r"))) {
fprintf(stderr, "Error opening wireless file.\n");
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* extract the signal strength */
- strcpy(needle, wificard);
- strcat(needle, ":");
+ strlcpy(needle, wificard, sizeof(needle));
+ strlcat(needle, ":", sizeof(needle));
fgets(buf, bufsize, fp);
fgets(buf, bufsize, fp);
fgets(buf, bufsize, fp);
/* check */
if((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
fprintf(stderr, "Cannot open socket for interface: %s\n", wificard);
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
wreq.u.essid.pointer = id;
if (ioctl(sockfd,SIOCGIWESSID, &wreq) == -1) {
fprintf(stderr, "Get ESSID ioctl failed for interface %s\n", wificard);
- return smprintf("n/a");
+ return smprintf(unknowntext);
}
/* return the essid */
if (strcmp((char *)wreq.u.essid.pointer, "") == 0) {
- return smprintf("n/a");
+ return smprintf(unknowntext);
} else {
return smprintf("%s", (char *)wreq.u.essid.pointer);
}
char *res = argument.func(argument.args);
char *element = smprintf(argument.format, res);
if (element == NULL) {
- element = smprintf("n/a");
+ element = smprintf(unknowntext);
fprintf(stderr, "Failed to format output.\n");
}
- strcat(status_string, element);
+ strlcat(status_string, element, sizeof(status_string));
free(res);
free(element);
}