/* See LICENSE file for copyright and license details. */
-#include <alsa/asoundlib.h>
#include <err.h>
#include <fcntl.h>
#include <ifaddrs.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <sys/socket.h>
+#include <sys/soundcard.h>
#include <sys/sysinfo.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <X11/Xlib.h>
#undef strlcat
-#undef strlcpy
#include "extern/arg.h"
#include "extern/strlcat.h"
static char *gid(void);
static char *hostname(void);
static char *ip(const char *iface);
+static char *kernel_release(void);
static char *load_avg(void);
static char *ram_free(void);
static char *ram_perc(void);
static char *vol_perc(const char *card);
static char *wifi_perc(const char *iface);
static char *wifi_essid(const char *iface);
-static char *kernel_release(void);
static void sighandler(const int signo);
-static void usage(void);
+static void usage(const int eval);
char *argv0;
char concat[];
return smprintf("%s", UNKNOWN_STR);
}
+static char *
+kernel_release(void)
+{
+ struct utsname udata;
+
+ if (uname(&udata) < 0) {
+ return smprintf(UNKNOWN_STR);
+ }
+
+ return smprintf("%s", udata.release);
+}
+
static char *
load_avg(void)
{
}
fgets(buf, sizeof(buf), fp);
pclose(fp);
- buf[strlen(buf)] = '\0';
+ buf[sizeof(buf)] = '\0';
if ((nlptr = strstr(buf, "\n")) != NULL) {
nlptr[0] = '\0';
static char *
vol_perc(const char *card)
{
- int mute;
- long int vol, max, min;
- snd_mixer_t *handle;
- snd_mixer_elem_t *elem;
- snd_mixer_selem_id_t *s_elem;
+ unsigned int i;
+ int v, afd, devmask;
+ char *vnames[] = SOUND_DEVICE_NAMES;
- snd_mixer_open(&handle, 0);
- snd_mixer_attach(handle, card);
- snd_mixer_selem_register(handle, NULL, NULL);
- snd_mixer_load(handle);
- snd_mixer_selem_id_malloc(&s_elem);
- snd_mixer_selem_id_set_name(s_elem, "Master");
- elem = snd_mixer_find_selem(handle, s_elem);
-
- if (elem == NULL) {
- snd_mixer_selem_id_free(s_elem);
- snd_mixer_close(handle);
- warn("Failed to get volume percentage for %s", card);
- return smprintf("%s", UNKNOWN_STR);
+ afd = open(card, O_RDONLY);
+ if (afd < 0) {
+ warn("Cannot open %s", card);
+ return smprintf(UNKNOWN_STR);
}
- snd_mixer_handle_events(handle);
- snd_mixer_selem_get_playback_volume_range(elem, &min, &max);
- snd_mixer_selem_get_playback_volume(elem, 0, &vol);
- snd_mixer_selem_get_playback_switch(elem, 0, &mute);
-
- snd_mixer_selem_id_free(s_elem);
- snd_mixer_close(handle);
+ ioctl(afd, MIXER_READ(SOUND_MIXER_DEVMASK), &devmask);
+ for (i = 0; i < (sizeof(vnames) / sizeof((vnames[0]))); i++) {
+ if (devmask & (1 << i)) {
+ if (!strcmp("vol", vnames[i])) {
+ ioctl(afd, MIXER_READ(i), &v);
+ }
+ }
+ }
- if (!mute)
+ close(afd);
+ if (v == 0) {
return smprintf("mute");
- else if (max == 0)
- return smprintf("0%%");
- else
- return smprintf("%lu%%", ((uint_fast16_t)(vol * 100) / max));
+ }
+ return smprintf("%d%%", v & 0xff);
}
static char *
fgets(buf, sizeof(buf), fp);
fclose(fp);
- datastart = strstr(buf, concat);
- if (datastart != NULL) {
- datastart = strstr(buf, ":");
- sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &perc);
+ if ((datastart = strstr(buf, concat)) == NULL) {
+ return smprintf("%s", UNKNOWN_STR);
}
+ datastart = (datastart+(strlen(iface)+1));
+ sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &perc);
return smprintf("%d%%", perc);
}
memset(&wreq, 0, sizeof(struct iwreq));
wreq.u.essid.length = IW_ESSID_MAX_SIZE+1;
- sprintf(wreq.ifr_name, iface);
+ snprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s", iface);
+
if (sockfd == -1) {
warn("Failed to get ESSID for interface %s", iface);
return smprintf("%s", UNKNOWN_STR);
return smprintf("%s", (char *)wreq.u.essid.pointer);
}
-static char *
-kernel_release(void)
-{
- struct utsname udata;
- if (uname(&udata) < 0)
- return smprintf("%s", UNKNOWN_STR);
-
- return smprintf("%s", udata.release);
-}
-
static void
sighandler(const int signo)
{
}
static void
-usage(void)
+usage(const int eval)
{
- fprintf(stderr, "usage: %s [-dhov]\n", argv0);
- exit(1);
+ fprintf(stderr, "usage: %s [-d] [-o] [-v] [-h]\n", argv0);
+ exit(eval);
}
int
oflag = 1;
break;
case 'v':
- printf("slstatus %s (C) 2016 slstatus engineers\n", VERSION);
+ printf("slstatus (C) 2016-2017 slstatus engineers\n");
return 0;
+ case 'h':
+ usage(0);
default:
- usage();
+ usage(1);
} ARGEND
if (dflag && oflag) {
- usage();
+ usage(1);
}
if (dflag && daemon(1, 1) < 0) {
err(1, "daemon");
element = smprintf("%s", UNKNOWN_STR);
warnx("Failed to format output");
}
- if (strlcat(status_string, element, sizeof(status_string)) >= sizeof(status_string))
+ if (strlcat(status_string, element, sizeof(status_string)) >= sizeof(status_string)) {
warnx("Output too long");
+ }
free(res);
free(element);
}