diff options
Diffstat (limited to 'slstatus.c')
| -rw-r--r-- | slstatus.c | 741 |
1 files changed, 1 insertions, 740 deletions
@@ -1,34 +1,16 @@ /* See LICENSE file for copyright and license details. */ -#include <dirent.h> #include <err.h> #include <errno.h> -#include <fcntl.h> -#include <ifaddrs.h> -#include <limits.h> -#include <linux/wireless.h> #include <locale.h> -#include <netdb.h> -#include <pwd.h> #include <signal.h> -#include <stdarg.h> #include <stdio.h> #include <stdlib.h> #include <string.h> -#include <sys/ioctl.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 <time.h> -#include <unistd.h> #include <X11/Xlib.h> #include "arg.h" - -#define LEN(x) (sizeof (x) / sizeof *(x)) +#include "util.h" struct arg { const char *(*func)(); @@ -79,727 +61,6 @@ static Display *dpy; #include "config.h" -static char buf[MAXLEN]; - -static const char * -bprintf(const char *fmt, ...) -{ - va_list ap; - size_t len; - - va_start(ap, fmt); - len = vsnprintf(buf, sizeof(buf) - 1, fmt, ap); - va_end(ap); - - if (len >= sizeof(buf)) - buf[sizeof(buf)-1] = '\0'; - - return buf; -} - -int -pscanf(const char *path, const char *fmt, ...) -{ - FILE *fp; - va_list ap; - int n; - - if (!(fp = fopen(path, "r"))) { - warn("fopen %s: %s\n", path, strerror(errno)); - return -1; - } - va_start(ap, fmt); - n = vfscanf(fp, fmt, ap); - va_end(ap); - fclose(fp); - - return (n == EOF) ? -1 : n; -} - -static const char * -battery_perc(const char *bat) -{ - int perc; - char path[PATH_MAX]; - - snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/capacity"); - return (pscanf(path, "%i", &perc) == 1) ? - bprintf("%d", perc) : unknown_str; -} - -static const char * -battery_power(const char *bat) -{ - int watts; - char path[PATH_MAX]; - - snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/power_now"); - return (pscanf(path, "%i", &watts) == 1) ? - bprintf("%d", (watts + 500000) / 1000000) : unknown_str; -} - -static const char * -battery_state(const char *bat) -{ - struct { - char *state; - char *symbol; - } map[] = { - { "Charging", "+" }, - { "Discharging", "-" }, - { "Full", "=" }, - { "Unknown", "/" }, - }; - size_t i; - char path[PATH_MAX], state[12]; - - snprintf(path, sizeof(path), "%s%s%s", "/sys/class/power_supply/", bat, "/status"); - if (pscanf(path, "%12s", state) != 1) { - return unknown_str; - } - - for (i = 0; i < LEN(map); i++) { - if (!strcmp(map[i].state, state)) { - break; - } - } - return (i == LEN(map)) ? "?" : map[i].symbol; -} - -static const char * -cpu_freq(void) -{ - int freq; - - return (pscanf("/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq", - "%i", &freq) == 1) ? - bprintf("%d", (freq + 500) / 1000) : unknown_str; -} - -static const char * -cpu_perc(void) -{ - int perc; - static long double a[7]; - static int valid; - long double b[7]; - - memcpy(b, a, sizeof(b)); - if (pscanf("/proc/stat", "%*s %Lf %Lf %Lf %Lf %Lf %Lf %Lf", &a[0], &a[1], &a[2], - &a[3], &a[4], &a[5], &a[6]) != 7) { - return unknown_str; - } - if (!valid) { - valid = 1; - return unknown_str; - } - - perc = 100 * ((b[0]+b[1]+b[2]+b[5]+b[6]) - (a[0]+a[1]+a[2]+a[5]+a[6])) / - ((b[0]+b[1]+b[2]+b[3]+b[4]+b[5]+b[6]) - (a[0]+a[1]+a[2]+a[3]+a[4]+a[5]+a[6])); - - return bprintf("%d", perc); -} - -static const char * -cpu_iowait(void) -{ - int perc; - static int valid; - static long double a[7]; - long double b[7]; - - memcpy(b, a, sizeof(b)); - if (pscanf("/proc/stat", "%*s %Lf %Lf %Lf %Lf %Lf %Lf %Lf", &a[0], &a[1], &a[2], - &a[3], &a[4], &a[5], &a[6]) != 7) { - return unknown_str; - } - if (!valid) { - valid = 1; - return unknown_str; - } - - perc = 100 * ((b[4]) - (a[4])) / - ((b[0]+b[1]+b[2]+b[3]+b[4]+b[5]+b[6]) - (a[0]+a[1]+a[2]+a[3]+a[4]+a[5]+a[6])); - - return bprintf("%d", perc); -} - -static const char * -datetime(const char *fmt) -{ - time_t t; - - t = time(NULL); - if (strftime(buf, sizeof(buf), fmt, localtime(&t)) == 0) - return unknown_str; - - return buf; -} - -static const char * -disk_free(const char *mnt) -{ - struct statvfs fs; - - if (statvfs(mnt, &fs) < 0) { - warn("Failed to get filesystem info"); - return unknown_str; - } - - return bprintf("%f", (float)fs.f_bsize * (float)fs.f_bfree / 1024 / 1024 / 1024); -} - -static const char * -disk_perc(const char *mnt) -{ - int perc; - struct statvfs fs; - - if (statvfs(mnt, &fs) < 0) { - warn("Failed to get filesystem info"); - return unknown_str; - } - - perc = 100 * (1.0f - ((float)fs.f_bfree / (float)fs.f_blocks)); - - return bprintf("%d", perc); -} - -static const char * -disk_total(const char *mnt) -{ - struct statvfs fs; - - if (statvfs(mnt, &fs) < 0) { - warn("Failed to get filesystem info"); - return unknown_str; - } - - return bprintf("%f", (float)fs.f_bsize * (float)fs.f_blocks / 1024 / 1024 / 1024); -} - -static const char * -disk_used(const char *mnt) -{ - struct statvfs fs; - - if (statvfs(mnt, &fs) < 0) { - warn("Failed to get filesystem info"); - return unknown_str; - } - - return bprintf("%f", (float)fs.f_bsize * ((float)fs.f_blocks - (float)fs.f_bfree) / 1024 / 1024 / 1024); -} - -static const char * -entropy(void) -{ - int num; - - return (pscanf("/proc/sys/kernel/random/entropy_avail", "%d", &num) == 1) ? - bprintf("%d", num) : unknown_str; -} - -static const char * -gid(void) -{ - return bprintf("%d", getgid()); -} - -static const char * -hostname(void) -{ - if (gethostname(buf, sizeof(buf)) == -1) { - warn("hostname"); - return unknown_str; - } - - return buf; -} - -static const char * -ipv4(const char *iface) -{ - struct ifaddrs *ifaddr, *ifa; - int s; - char host[NI_MAXHOST]; - - if (getifaddrs(&ifaddr) == -1) { - warn("Failed to get IPv4 address for interface %s", iface); - return unknown_str; - } - - 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, iface) == 0) && (ifa->ifa_addr->sa_family == AF_INET)) { - if (s != 0) { - warnx("Failed to get IPv4 address for interface %s", iface); - return unknown_str; - } - return bprintf("%s", host); - } - } - - freeifaddrs(ifaddr); - - return unknown_str; -} - -static const char * -ipv6(const char *iface) -{ - struct ifaddrs *ifaddr, *ifa; - int s; - char host[NI_MAXHOST]; - - if (getifaddrs(&ifaddr) == -1) { - warn("Failed to get IPv6 address for interface %s", iface); - return unknown_str; - } - - for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) { - if (ifa->ifa_addr == NULL) { - continue; - } - s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in6), host, NI_MAXHOST, NULL, 0, NI_NUMERICHOST); - if ((strcmp(ifa->ifa_name, iface) == 0) && (ifa->ifa_addr->sa_family == AF_INET6)) { - if (s != 0) { - warnx("Failed to get IPv6 address for interface %s", iface); - return unknown_str; - } - return bprintf("%s", host); - } - } - - freeifaddrs(ifaddr); - - return unknown_str; -} - -static const char * -kernel_release(void) -{ - struct utsname udata; - - if (uname(&udata) < 0) { - return unknown_str; - } - - return bprintf("%s", udata.release); -} - -static const char * -keyboard_indicators(void) -{ - Display *dpy = XOpenDisplay(NULL); - XKeyboardState state; - - if (dpy == NULL) { - warnx("XOpenDisplay failed"); - return unknown_str; - } - XGetKeyboardControl(dpy, &state); - XCloseDisplay(dpy); - - switch (state.led_mask) { - case 1: - return "c"; - case 2: - return "n"; - case 3: - return "cn"; - default: - return ""; - } -} - -static const char * -load_avg(const char *fmt) -{ - double avgs[3]; - - if (getloadavg(avgs, 3) < 0) { - warnx("Failed to get the load avg"); - return unknown_str; - } - - return bprintf(fmt, avgs[0], avgs[1], avgs[2]); -} - -static const char * -num_files(const char *dir) -{ - struct dirent *dp; - DIR *fd; - int num = 0; - - if ((fd = opendir(dir)) == NULL) { - warn("Failed to get number of files in directory %s", dir); - return unknown_str; - } - - while ((dp = readdir(fd)) != NULL) { - if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) - continue; /* skip self and parent */ - num++; - } - - closedir(fd); - - return bprintf("%d", num); -} - -static const char * -ram_free(void) -{ - long free; - - return (pscanf("/proc/meminfo", "MemFree: %ld kB\n", &free) == 1) ? - bprintf("%f", (float)free / 1024 / 1024) : unknown_str; -} - -static const char * -ram_perc(void) -{ - long total, free, buffers, cached; - - return (pscanf("/proc/meminfo", - "MemTotal: %ld kB\n" - "MemFree: %ld kB\n" - "MemAvailable: %ld kB\nBuffers: %ld kB\n" - "Cached: %ld kB\n", - &total, &free, &buffers, &buffers, &cached) == 5) ? - bprintf("%d", 100 * ((total - free) - (buffers + cached)) / total) : - unknown_str; -} - -static const char * -ram_total(void) -{ - long total; - - return (pscanf("/proc/meminfo", "MemTotal: %ld kB\n", &total) == 1) ? - bprintf("%f", (float)total / 1024 / 1024) : unknown_str; -} - -static const char * -ram_used(void) -{ - long total, free, buffers, cached; - - return (pscanf("/proc/meminfo", - "MemTotal: %ld kB\n" - "MemFree: %ld kB\n" - "MemAvailable: %ld kB\nBuffers: %ld kB\n" - "Cached: %ld kB\n", - &total, &free, &buffers, &buffers, &cached) == 5) ? - bprintf("%f", (float)(total - free - buffers - cached) / 1024 / 1024) : - unknown_str; -} - -static const char * -run_command(const char *cmd) -{ - char *p; - FILE *fp; - - fp = popen(cmd, "r"); - if (fp == NULL) { - warn("Failed to get command output for %s", cmd); - return unknown_str; - } - p = fgets(buf, sizeof(buf) - 1, fp); - pclose(fp); - if (!p) - return unknown_str; - if ((p = strrchr(buf, '\n')) != NULL) - p[0] = '\0'; - - return buf[0] ? buf : unknown_str; -} - -static const char * -swap_free(void) -{ - long total, free; - FILE *fp; - size_t bytes_read; - char *match; - - fp = fopen("/proc/meminfo", "r"); - if (fp == NULL) { - warn("Failed to open file /proc/meminfo"); - return unknown_str; - } - - if ((bytes_read = fread(buf, sizeof(char), sizeof(buf) - 1, fp)) == 0) { - warn("swap_free: read error"); - fclose(fp); - return unknown_str; - } - fclose(fp); - - if ((match = strstr(buf, "SwapTotal")) == NULL) - return unknown_str; - sscanf(match, "SwapTotal: %ld kB\n", &total); - - if ((match = strstr(buf, "SwapFree")) == NULL) - return unknown_str; - sscanf(match, "SwapFree: %ld kB\n", &free); - - return bprintf("%f", (float)free / 1024 / 1024); -} - -static const char * -swap_perc(void) -{ - long total, free, cached; - FILE *fp; - size_t bytes_read; - char *match; - - fp = fopen("/proc/meminfo", "r"); - if (fp == NULL) { - warn("Failed to open file /proc/meminfo"); - return unknown_str; - } - - if ((bytes_read = fread(buf, sizeof(char), sizeof(buf) - 1, fp)) == 0) { - warn("swap_perc: read error"); - fclose(fp); - return unknown_str; - } - fclose(fp); - - if ((match = strstr(buf, "SwapTotal")) == NULL) - return unknown_str; - sscanf(match, "SwapTotal: %ld kB\n", &total); - - if ((match = strstr(buf, "SwapCached")) == NULL) - return unknown_str; - sscanf(match, "SwapCached: %ld kB\n", &cached); - - if ((match = strstr(buf, "SwapFree")) == NULL) - return unknown_str; - sscanf(match, "SwapFree: %ld kB\n", &free); - - return bprintf("%d", 100 * (total - free - cached) / total); -} - -static const char * -swap_total(void) -{ - long total; - FILE *fp; - size_t bytes_read; - char *match; - - fp = fopen("/proc/meminfo", "r"); - if (fp == NULL) { - warn("Failed to open file /proc/meminfo"); - return unknown_str; - } - if ((bytes_read = fread(buf, sizeof(char), sizeof(buf) - 1, fp)) == 0) { - warn("swap_total: read error"); - fclose(fp); - return unknown_str; - } - fclose(fp); - - if ((match = strstr(buf, "SwapTotal")) == NULL) - return unknown_str; - sscanf(match, "SwapTotal: %ld kB\n", &total); - - return bprintf("%f", (float)total / 1024 / 1024); -} - -static const char * -swap_used(void) -{ - long total, free, cached; - FILE *fp; - size_t bytes_read; - char *match; - - fp = fopen("/proc/meminfo", "r"); - if (fp == NULL) { - warn("Failed to open file /proc/meminfo"); - return unknown_str; - } - if ((bytes_read = fread(buf, sizeof(char), sizeof(buf) - 1, fp)) == 0) { - warn("swap_used: read error"); - fclose(fp); - return unknown_str; - } - fclose(fp); - - if ((match = strstr(buf, "SwapTotal")) == NULL) - return unknown_str; - sscanf(match, "SwapTotal: %ld kB\n", &total); - - if ((match = strstr(buf, "SwapCached")) == NULL) - return unknown_str; - sscanf(match, "SwapCached: %ld kB\n", &cached); - - if ((match = strstr(buf, "SwapFree")) == NULL) - return unknown_str; - sscanf(match, "SwapFree: %ld kB\n", &free); - - return bprintf("%f", (float)(total - free - cached) / 1024 / 1024); -} - -static const char * -temp(const char *file) -{ - int temp; - - return (pscanf(file, "%d", &temp) == 1) ? - bprintf("%d", temp / 1000) : unknown_str; -} - -static const char * -uptime(void) -{ - struct sysinfo info; - int h = 0; - int m = 0; - - sysinfo(&info); - h = info.uptime / 3600; - m = (info.uptime - h * 3600 ) / 60; - - return bprintf("%dh %dm", h, m); -} - -static const char * -username(void) -{ - struct passwd *pw = getpwuid(geteuid()); - - if (pw == NULL) { - warn("Failed to get username"); - return unknown_str; - } - - return bprintf("%s", pw->pw_name); -} - -static const char * -uid(void) -{ - return bprintf("%d", geteuid()); -} - - -static const char * -vol_perc(const char *card) -{ - unsigned int i; - int v, afd, devmask; - char *vnames[] = SOUND_DEVICE_NAMES; - - afd = open(card, O_RDONLY | O_NONBLOCK); - if (afd == -1) { - warn("Cannot open %s", card); - return unknown_str; - } - - if (ioctl(afd, SOUND_MIXER_READ_DEVMASK, &devmask) == -1) { - warn("Cannot get volume for %s", card); - close(afd); - return unknown_str; - } - for (i = 0; i < LEN(vnames); i++) { - if (devmask & (1 << i) && !strcmp("vol", vnames[i])) { - if (ioctl(afd, MIXER_READ(i), &v) == -1) { - warn("vol_perc: ioctl"); - close(afd); - return unknown_str; - } - } - } - - close(afd); - - return bprintf("%d", v & 0xff); -} - -static const char * -wifi_perc(const char *iface) -{ - int i, perc; - char *p, *datastart; - char path[PATH_MAX]; - char status[5]; - FILE *fp; - - snprintf(path, sizeof(path), "%s%s%s", "/sys/class/net/", iface, "/operstate"); - fp = fopen(path, "r"); - if (fp == NULL) { - warn("Failed to open file %s", path); - return unknown_str; - } - p = fgets(status, 5, fp); - fclose(fp); - if(!p || strcmp(status, "up\n") != 0) { - return unknown_str; - } - - fp = fopen("/proc/net/wireless", "r"); - if (fp == NULL) { - warn("Failed to open file /proc/net/wireless"); - return unknown_str; - } - - for (i = 0; i < 3; i++) { - if (!(p = fgets(buf, sizeof(buf) - 1, fp))) - break; - } - fclose(fp); - if (i < 2 || !p) - return unknown_str; - - if ((datastart = strstr(buf, iface)) == NULL) - return unknown_str; - - datastart = (datastart+(strlen(iface)+1)); - sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &perc); - - return bprintf("%d", perc); -} - -static const char * -wifi_essid(const char *iface) -{ - static char id[IW_ESSID_MAX_SIZE+1]; - int sockfd = socket(AF_INET, SOCK_DGRAM, 0); - struct iwreq wreq; - - memset(&wreq, 0, sizeof(struct iwreq)); - wreq.u.essid.length = IW_ESSID_MAX_SIZE+1; - snprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s", iface); - - if (sockfd == -1) { - warn("Failed to get ESSID for interface %s", iface); - return unknown_str; - } - wreq.u.essid.pointer = id; - if (ioctl(sockfd,SIOCGIWESSID, &wreq) == -1) { - warn("Failed to get ESSID for interface %s", iface); - return unknown_str; - } - - close(sockfd); - - if (strcmp(id, "") == 0) - return unknown_str; - else - return id; -} - static void terminate(const int signo) { |