1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2012 Auke Kok <auke-jan.h.kok@intel.com>
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
28 #include <linux/limits.h>
29 #include <sys/types.h>
33 #include "readahead-common.h"
36 int main(int argc, char *argv[])
49 int pagesize = getpagesize();
52 snprintf(path, PATH_MAX, "/.readahead");
54 snprintf(path, PATH_MAX, "%s", argv[1]);
56 pack = fopen(path, "r");
58 fprintf(stderr, "Pack file missing\n");
62 if (!(fgets(line, sizeof(line), pack))) {
63 fprintf(stderr, "Pack file corrupt\n");
67 if (!strstr(line, READAHEAD_PACK_FILE_VERSION)) {
68 fprintf(stderr, "Pack file version incompatible with this parser\n");
72 if ((a = getc(pack)) == EOF) {
73 fprintf(stderr, "Pack file corrupt\n");
77 fprintf(stdout, " pct sections size: path\n");
78 fprintf(stdout, " === ======== ====: ====\n");
84 if (!fgets(path, sizeof(path), pack))
87 path[strlen(path)-1] = 0;
89 if (fread(&inode, sizeof(inode), 1, pack) != 1) {
90 fprintf(stderr, "Pack file corrupt\n");
95 if (fread(&b, sizeof(b), 1, pack) != 1 ||
96 fread(&c, sizeof(c), 1, pack) != 1) {
97 fprintf(stderr, "Pack file corrupt\n");
100 if ((b == 0) && (c == 0))
103 /* Uncomment this to get all the chunks separately
104 fprintf(stdout, " %d: %d %d\n", sections, b, c);
111 if (stat(path, &st) == 0) {
115 size = pages * pagesize;
119 fprintf(stdout, " %4d%% (%2d) %12ld: %s\n",
120 sections ? (int)(size / st.st_size * 100.0) : 100,
121 sections ? sections : 1,
125 fprintf(stdout, " %4dp (%2d) %12s: %s (MISSING)\n",
126 sections ? pages : -1,
127 sections ? sections : 1,
135 fprintf(stdout, "\nHOST: %s", line);
136 fprintf(stdout, "TYPE: %c\n", a);
137 fprintf(stdout, "MISSING: %d\n", missing);
138 fprintf(stdout, "TOTAL: %ld\n", tsize);