X-Git-Url: https://git.xinqibao.xyz/slstatus.git/blobdiff_plain/ace0aa15bf64db38914617a05774736c9e6f594e..16716dd1307af81103b40c6a48a028d1328bbdf8:/slstatus.c

diff --git a/slstatus.c b/slstatus.c
index 76df821..6d56000 100644
--- a/slstatus.c
+++ b/slstatus.c
@@ -2,8 +2,13 @@
 
 /* global libraries */
 #include <alsa/asoundlib.h>
+#include <arpa/inet.h>
 #include <fcntl.h>
+#include <ifaddrs.h>
+#include <limits.h>
 #include <locale.h>
+#include <netdb.h>
+#include <pwd.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -11,6 +16,7 @@
 #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>
@@ -45,7 +51,7 @@ smprintf(const char *fmt, ...)
 
 /* battery percentage */
 char *
-get_battery(const char *battery)
+battery_perc(const char *battery)
 {
     int now, full, perc;
     char batterynowfile[64] = "";
@@ -95,32 +101,9 @@ get_battery(const char *battery)
     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];
@@ -162,7 +145,7 @@ get_cpu_usage(const char *null)
 
 /* date and time */
 char *
-get_datetime(const char *timeformat)
+datetime(const char *timeformat)
 {
     time_t tm;
     size_t bufsize = 64;
@@ -179,12 +162,30 @@ get_datetime(const char *timeformat)
 
     setlocale(LC_TIME, "C");
     /* return time */
-    return smprintf("%s", buf);
+    char *ret = smprintf("%s", buf);
+    free(buf);
+    return ret;
+}
+
+/* disk free */
+char *
+disk_free(const char *mountpoint)
+{
+    struct statvfs fs;
+
+    /* try to open mountpoint */
+    if (statvfs(mountpoint, &fs) < 0) {
+        fprintf(stderr, "Could not get filesystem info.\n");
+        return smprintf("n/a");
+    }
+
+    /* return free */
+    return smprintf("%f", (float)fs.f_bsize * (float)fs.f_bfree / 1024 / 1024 / 1024);
 }
 
 /* disk usage percentage */
 char *
-get_diskusage(const char *mountpoint)
+disk_perc(const char *mountpoint)
 {
     int perc = 0;
     struct statvfs fs;
@@ -196,15 +197,174 @@ get_diskusage(const char *mountpoint)
     }
 
     /* calculate percent */
-    perc = 100 * (1.0f - ((float)fs.f_bavail / (float)fs.f_blocks));
+    perc = 100 * (1.0f - ((float)fs.f_bfree / (float)fs.f_blocks));
 
     /* return perc */
     return smprintf("%d%%", perc);
 }
 
+/* disk total */
+char *
+disk_total(const char *mountpoint)
+{
+    struct statvfs fs;
+
+    /* try to open mountpoint */
+    if (statvfs(mountpoint, &fs) < 0) {
+        fprintf(stderr, "Could not get filesystem info.\n");
+        return smprintf("n/a");
+    }
+
+    /* return total */
+    return smprintf("%f", (float)fs.f_bsize * (float)fs.f_blocks / 1024 / 1024 / 1024);
+}
+
+/* disk used */
+char *
+disk_used(const char *mountpoint)
+{
+    struct statvfs fs;
+
+    /* try to open mountpoint */
+    if (statvfs(mountpoint, &fs) < 0) {
+        fprintf(stderr, "Could not get filesystem info.\n");
+        return smprintf("n/a");
+    }
+
+    /* return used */
+    return smprintf("%f", (float)fs.f_bsize * ((float)fs.f_blocks - (float)fs.f_bfree) / 1024 / 1024 / 1024);
+}
+
+/* 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);
+}
+
+/* gid */
+char *
+gid(const char *null)
+{
+    gid_t gid;
+
+    if ((gid = getgid()) < 0) {
+        fprintf(stderr, "Could no get gid.");
+        return smprintf("n/a");
+    } else {
+        return smprintf("%d", gid);
+    }
+
+    return smprintf("n/a");
+}
+
+/* hostname */
+char *
+hostname(const char *null)
+{
+    char hostname[HOST_NAME_MAX];
+    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\n", 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 free */
+char *
+ram_free(const char *null)
+{
+    long free;
+    FILE *fp;
+
+    /* open meminfo file */
+    if (!(fp = fopen("/proc/meminfo", "r"))) {
+        fprintf(stderr, "Error opening meminfo file.");
+        return smprintf("n/a");
+    }
+
+    /* read the values */
+    fscanf(fp, "MemTotal: %*d kB\n");
+    fscanf(fp, "MemFree: %ld kB\n", &free);
+
+    /* close meminfo file */
+    fclose(fp);
+
+    /* return free ram as string */
+    return smprintf("%f", (float)free / 1024 / 1024);
+}
+
 /* ram percentage */
 char *
-get_ram_usage(const char *null)
+ram_perc(const char *null)
 {
     int perc;
     long total, free, buffers, cached;
@@ -232,9 +392,129 @@ get_ram_usage(const char *null)
     return smprintf("%d%%", perc);
 }
 
+/* ram total */
+char *
+ram_total(const char *null)
+{
+    long total;
+    FILE *fp;
+
+    /* open meminfo file */
+    if (!(fp = fopen("/proc/meminfo", "r"))) {
+        fprintf(stderr, "Error opening meminfo file.");
+        return smprintf("n/a");
+    }
+
+    /* read the values */
+    fscanf(fp, "MemTotal: %ld kB\n", &total);
+
+    /* close meminfo file */
+    fclose(fp);
+
+    /* return total ram as string */
+    return smprintf("%f", (float)total / 1024 / 1024);
+}
+
+/* ram used */
+char *
+ram_used(const char *null)
+{
+    long free, total, buffers, cached, used;
+    FILE *fp;
+
+    /* open meminfo file */
+    if (!(fp = fopen("/proc/meminfo", "r"))) {
+        fprintf(stderr, "Error opening meminfo file.");
+        return smprintf("n/a");
+    }
+
+    /* read the values */
+    fscanf(fp, "MemTotal: %ld kB\n", &total);
+    fscanf(fp, "MemFree: %ld kB\n", &free);
+    fscanf(fp, "MemAvailable: %ld kB\nBuffers: %ld kB\n", &buffers, &buffers);
+    fscanf(fp, "Cached: %ld kB\n", &cached);
+
+    /* close meminfo file */
+    fclose(fp);
+
+    /* calculate used */
+    used = total - free - buffers - cached;
+
+    /* return used ram as string */
+    return smprintf("%f", (float)used / 1024 / 1024);
+}
+
+/* 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);
+}
+
+/* username */
+char *
+username(const char *null)
+{
+    register struct passwd *pw;
+    register uid_t uid;
+
+    /* get the values */
+    uid = geteuid ();
+    pw = getpwuid (uid);
+
+    /* if it worked, return */
+    if (pw) {
+        return smprintf("%s", pw->pw_name);
+    }
+    else {
+        fprintf(stderr, "Could not get username.\n");
+        return smprintf("n/a");
+    }
+
+    return smprintf("n/a");
+}
+
+/* uid */
+char *
+uid(const char *null)
+{
+    register uid_t uid;
+
+    /* get the values */
+    uid = geteuid ();
+
+    /* if it worked, return */
+    if (uid) {
+        return smprintf("%d", uid);
+    }
+    else {
+        fprintf(stderr, "Could not get uid.\n");
+        return smprintf("n/a");
+    }
+
+    return smprintf("n/a");
+}
+
+
 /* alsa volume percentage */
 char *
-get_volume(const char *soundcard)
+vol_perc(const char *soundcard)
 {
     int mute = 0;
     long vol = 0, max = 0, min = 0;
@@ -272,7 +552,7 @@ get_volume(const char *soundcard)
 
 /* wifi percentage */
 char *
-get_wifi_signal(const char *wificard)
+wifi_perc(const char *wificard)
 {
     int bufsize = 255;
     int strength;
@@ -346,7 +626,7 @@ main()
     /* 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) {
@@ -354,6 +634,8 @@ main()
             char *res = argument.func(argument.args);
             char *element = smprintf(argument.format, res);
             strcat(status_string, element);
+            free(res);
+            free(element);
         }
 
         /* return the statusbar */