William Ferrell
f5a5e9653b
Passed *every* piece of source in this project through indent. I'm setting things up with ctags soon and am actually going to *gasp* use a nice programming environment to continue development in. :)
265 lines
6.8 KiB
C
265 lines
6.8 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_MOUNT_H
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#include <sys/mount.h>
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#endif
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#ifdef HAVE_SYS_VFS_H
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#include <sys/vfs.h>
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#endif
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#ifdef HAVE_SYS_STATVFS_H
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#include <sys/statvfs.h>
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#endif
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#ifdef HAVE_SYS_STATFS_H
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#include <sys/statfs.h>
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#endif
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#include "../../shared/sockets.h"
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#include "main.h"
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#include "mode.h"
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#include "disk.h"
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FILE *mtab_fd;
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typedef struct mounts {
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char dev[256], type[64], mpoint[256];
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long bsize, blocks, bfree, files, ffree;
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} mounts;
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static int
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get_fs (mounts fs[])
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{
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#ifdef STAT_STATVFS
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struct statvfs fsinfo;
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#else
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struct statfs fsinfo;
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#endif
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char line[256];
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int x = 0, y;
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mtab_fd = fopen ("/etc/mtab", "r");
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// Get rid of old, unmounted filesystems...
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memset (fs, 0, sizeof (mounts) * 256);
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while (x < 256) {
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if (fgets (line, 256, mtab_fd) == NULL) {
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fclose (mtab_fd);
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return x;
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}
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sscanf (line, "%s %s %s", fs[x].dev, fs[x].mpoint, fs[x].type);
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if (strcmp (fs[x].type, "proc")
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#ifndef STAT_NFS
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&& strcmp (fs[x].type, "nfs")
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#endif
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#ifndef STAT_SMBFS
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&& strcmp (fs[x].type, "smbfs")
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#endif
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) {
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#ifdef STAT_STATVFS
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y = statvfs (fs[x].mpoint, &fsinfo);
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#elif STAT_STATFS2_BSIZE
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y = statfs (fs[x].mpoint, &fsinfo);
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#elif STAT_STATFS4
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y = statfs (fs[x].mpoint, &fsinfo, sizeof (fsinfo), 0);
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#else
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#error "statfs for this system noy yet supported"
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#endif
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fs[x].blocks = fsinfo.f_blocks;
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if (fs[x].blocks > 0) {
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fs[x].bsize = fsinfo.f_bsize;
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fs[x].bfree = fsinfo.f_bfree;
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fs[x].files = fsinfo.f_files;
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fs[x].ffree = fsinfo.f_ffree;
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x++;
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}
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}
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}
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fclose (mtab_fd);
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return x;
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}
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int
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disk_init ()
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{
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return 0;
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}
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int
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disk_close ()
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{
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////
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// Gives disk stats.
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//
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// Stays onscreen until it is done.
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//
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// TODO: Disk screen! Requires virtual pages in the server, though...
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int
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disk_screen (int rep, int display)
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{
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static mounts mnt[256];
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static int count = 0;
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// Holds info to display (avoid recalculating it)
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struct disp {
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char dev[8];
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char cap[8];
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int full;
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} table[256];
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int i;
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static int num_disks = 0;
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static int first = 1; // First line to display, sort of.
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#define huge long long int
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huge size;
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if (first) {
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first = 0;
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sock_send_string (sock, "screen_add D\n");
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sprintf (buffer, "screen_set D -name {Disk Use: %s}\n", host);
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sock_send_string (sock, buffer);
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sock_send_string (sock, "widget_add D title title\n");
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sprintf (buffer, "widget_set D title {DISKS: %s}\n", host);
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sock_send_string (sock, buffer);
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sock_send_string (sock, "widget_add D f frame\n");
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//sock_send_string(sock, "widget_set D f 1 2 20 4 20 3 v 8\n");
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sprintf (buffer, "widget_set D f 1 2 %i %i %i %i v 12\n", lcd_wid, lcd_hgt, lcd_wid, lcd_hgt - 1);
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sock_send_string (sock, buffer);
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sock_send_string (sock, "widget_add D err1 string\n");
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sock_send_string (sock, "widget_add D err2 string\n");
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sock_send_string (sock, "widget_set D err1 5 2 { Reading }\n");
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sock_send_string (sock, "widget_set D err2 5 3 {Filesystems}\n");
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}
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// Grab disk stats on first display, and fill "table".
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// Get rid of old, unmounted filesystems...
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memset (table, 0, sizeof (struct disp) * 256);
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count = get_fs (mnt);
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first = 0;
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// Fill the display structure...
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if (count) {
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sock_send_string (sock, "widget_set D err1 30 5 .\n");
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sock_send_string (sock, "widget_set D err2 30 5 .\n");
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for (i = 0; i < count; i++) {
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if (strlen (mnt[i].mpoint) > 6) {
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sprintf (table[i].dev, "%c%s", ELLIPSIS, (mnt[i].mpoint) + (strlen (mnt[i].mpoint) - 5));
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} else {
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sprintf (table[i].dev, "%s", mnt[i].mpoint);
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}
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//table[i].full = (lcd.cellwid * 4)
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table[i].full = (huge) (lcd_cellwid * 4)
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* (huge) (mnt[i].blocks - mnt[i].bfree)
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/ (huge) mnt[i].blocks;
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size = (huge) mnt[i].bsize * (huge) mnt[i].blocks;
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memset (table[i].cap, 0, 8);
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// Kilobytes
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if (size > 0 && size < (huge) 1000 * (huge) 1000)
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sprintf (table[i].cap, "%3.1fk", (double) (size) / 1024.0);
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// Megabytes
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else if (size >= (huge) 1000 * (huge) 1000 && size < (huge) 1000 * (huge) 1000 * (huge) 1000)
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sprintf (table[i].cap, "%3.1fM", (float) (size / (huge) 1024) / 1024.0);
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// Gigabytes
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else if (size >= (huge) 1000 * (huge) 1000 * (huge) 1000 && size < (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000)
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sprintf (table[i].cap, "%3.1fG", (float) (size / ((huge) 1024 * (huge) 1024)) / 1024.0);
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// Terabytes
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else if (size >= (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 && size < (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000)
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sprintf (table[i].cap, "%3.1fT", (float) (size / ((huge) 1024 * (huge) 1024 * (huge) 1024)) / 1024.0);
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// PectaBytes -- Yeah! I want some!
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else if (size >= (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 && size < (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000 * (huge) 1000)
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sprintf (table[i].cap, "%3.1fP", (float) (size / ((huge) 1024 * (huge) 1024 * (huge) 1024 * (huge) 1024)) / 1024.0);
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}
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}
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if (!count) {
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sock_send_string (sock, "widget_set D err1 1 2 {Error Retrieving}\n");
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sock_send_string (sock, "widget_set D err2 1 3 {Filesystem Stats}\n");
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return 0;
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}
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// Display stuff... (show for two seconds, then scroll once per
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// second, then hold at the end for two seconds)
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sprintf (buffer, "widget_set D f 1 2 %i %i %i %i v 12\n", lcd_wid, lcd_hgt, lcd_wid, count);
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sock_send_string (sock, buffer);
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//sprintf(tmp, "widget_set D f 1 2 20 4 20 %i v 8\n", count);
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//sock_send_string(sock, tmp);
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for (i = 0; i < count; i++) {
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if (table[i].dev[0] == 0)
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continue;
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if (i >= num_disks) // Make sure we have enough lines...
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{
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sprintf (tmp, "widget_add D s%i string -in f\n", i);
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sock_send_string (sock, tmp);
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sprintf (tmp, "widget_add D h%i hbar -in f\n", i);
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sock_send_string (sock, tmp);
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}
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sprintf (tmp, "widget_set D s%i 1 %i {%-6s %6s E F}\n", i, i + 1, table[i].dev, table[i].cap);
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sock_send_string (sock, tmp);
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sprintf (tmp, "widget_set D h%i 16 %i %i\n", i, i + 1, table[i].full);
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sock_send_string (sock, tmp);
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}
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// Now remove extra widgets...
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for (; i < num_disks; i++) {
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sprintf (tmp, "widget_del D s%i\n", i);
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sock_send_string (sock, tmp);
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sprintf (tmp, "widget_del D h%i\n", i);
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sock_send_string (sock, tmp);
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}
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num_disks = count;
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#undef huge
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/*
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// ** FILESYSTEMS *****
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// / 543.2M E----F
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// /dos/c 2.1G E----F
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// /stuff 4.3G E----F
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*/
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return 0;
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}
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