139 lines
4.2 KiB
C
139 lines
4.2 KiB
C
#include <sys/types.h>
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#include <sys/param.h>
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#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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#include "shared/sockets.h"
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#include "main.h"
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#include "mode.h"
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#include "machine.h"
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#include "disk.h"
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#include "util.h"
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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; rolls over all mounted file systems
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// +--------------------+ +--------------------+
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// |## DISKS: myhost ##@| |## DISKS: myhost ##@|
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// |/ 18.3G E-- F| |-local 18.3G E--- F|
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// |-local 18.3G E--- F| +--------------------+
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// |/boot 949.6M E- F|
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// +--------------------+
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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, int *flags_ptr)
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{
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static mounts_type 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[16];
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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 dev_wid = 6;
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static int gauge_wid = 6;
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#define huge long long int
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huge size;
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if ((*flags_ptr & INITIALIZED) == 0) {
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*flags_ptr |= INITIALIZED;
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dev_wid = (lcd_wid >= 20) ? (lcd_wid - 8) / 2 : (lcd_wid / 2) - 1;
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gauge_wid = (lcd_wid >= 20) ? (lcd_wid - dev_wid - 10) : (lcd_wid - dev_wid - 3);
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sock_send_string(sock, "screen_add D\n");
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sock_printf(sock, "screen_set D -name {Disk Use: %s}\n", get_hostname());
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sock_send_string(sock, "widget_add D title title\n");
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sock_printf(sock, "widget_set D title {DISKS: %s}\n", get_hostname());
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sock_send_string(sock, "widget_add D f frame\n");
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sock_printf(sock, "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, "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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machine_get_fs(mnt, &count);
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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) > dev_wid)
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sprintf(table[i].dev, "-%s", (mnt[i].mpoint) + (strlen(mnt[i].mpoint) - (dev_wid - 1)));
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else
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sprintf(table[i].dev, "%s", mnt[i].mpoint);
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table[i].full = (huge) (lcd_cellwid * gauge_wid)
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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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sprintf_memory(table[i].cap, (double) size, 1);
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}
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}
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else {
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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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sock_printf(sock, "widget_set D f 1 2 %i %i %i %i v 12\n", lcd_wid, lcd_hgt, lcd_wid, count);
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for (i = 0; i < count; i++) {
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char tmp[lcd_wid+1]; // should be large enough
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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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sock_printf(sock, "widget_add D s%i string -in f\n", i);
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sock_printf(sock, "widget_add D h%i hbar -in f\n", i);
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}
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if (lcd_wid >= 20) { // 20+x columns
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sprintf(tmp, "%-*s %6s E%*sF", dev_wid, table[i].dev, table[i].cap, gauge_wid, "");
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sock_printf(sock, "widget_set D s%i 1 %i {%s}\n", i, i + 1, tmp);
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sock_printf(sock, "widget_set D h%i %i %i %i\n", i, 10 + dev_wid, i + 1, table[i].full);
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}
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else { // < 20 columns
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sprintf(tmp, "%-*s E%*sF", dev_wid, table[i].dev, gauge_wid, "");
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sock_printf(sock, "widget_set D s%i 1 %i {%s}\n", i, i + 1, tmp);
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sock_printf(sock, "widget_set D h%i %i %i %i\n", i, 3 + dev_wid, i + 1, table[i].full);
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}
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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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sock_printf(sock, "widget_del D s%i\n", i);
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sock_printf(sock, "widget_del D h%i\n", i);
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}
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num_disks = count;
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#undef huge
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return 0;
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}
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