diff options
Diffstat (limited to 'lsmod.c')
| -rw-r--r-- | lsmod.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/lsmod.c b/lsmod.c deleted file mode 100644 index 76ed2fdd8..000000000 --- a/lsmod.c +++ /dev/null @@ -1,166 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * Mini lsmod implementation for busybox - * - * Copyright (C) 1999,2000,2001 by Lineo, inc. - * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org> - * - * Modified by Alcove, Julien Gaulmin <julien.gaulmin@alcove.fr> and - * Nicolas Ferre <nicolas.ferre@alcove.fr> to support pre 2.1 kernels - * (which lack the query_module() interface). - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stddef.h> -#include <errno.h> -#include <unistd.h> -#include <dirent.h> -#include <ctype.h> -#include <assert.h> -#include <getopt.h> -#include <sys/utsname.h> -#include <sys/file.h> -#include "busybox.h" - - - -#ifdef BB_FEATURE_NEW_MODULE_INTERFACE - -struct module_info -{ - unsigned long addr; - unsigned long size; - unsigned long flags; - long usecount; -}; - - -int query_module(const char *name, int which, void *buf, size_t bufsize, size_t *ret); - -/* Values for query_module's which. */ -static const int QM_MODULES = 1; -static const int QM_DEPS = 2; -static const int QM_REFS = 3; -static const int QM_SYMBOLS = 4; -static const int QM_INFO = 5; - -/* Bits of module.flags. */ -static const int NEW_MOD_RUNNING = 1; -static const int NEW_MOD_DELETED = 2; -static const int NEW_MOD_AUTOCLEAN = 4; -static const int NEW_MOD_VISITED = 8; -static const int NEW_MOD_USED_ONCE = 16; -static const int NEW_MOD_INITIALIZING = 64; - -static int my_query_module(const char *name, int which, void **buf, - size_t *bufsize, size_t *ret) -{ - int my_ret; - - my_ret = query_module(name, which, *buf, *bufsize, ret); - - if (my_ret == -1 && errno == ENOSPC) { - *buf = xrealloc(*buf, *ret); - *bufsize = *ret; - - my_ret = query_module(name, which, *buf, *bufsize, ret); - } - - return my_ret; -} - -extern int lsmod_main(int argc, char **argv) -{ - struct module_info info; - char *module_names, *mn, *deps, *dn; - size_t bufsize, depsize, nmod, count, i, j; - - module_names = xmalloc(bufsize = 256); - if (my_query_module(NULL, QM_MODULES, (void **)&module_names, &bufsize, - &nmod)) { - perror_msg_and_die("QM_MODULES"); - } - - deps = xmalloc(depsize = 256); - printf("Module Size Used by\n"); - for (i = 0, mn = module_names; i < nmod; mn += strlen(mn) + 1, i++) { - if (query_module(mn, QM_INFO, &info, sizeof(info), &count)) { - if (errno == ENOENT) { - /* The module was removed out from underneath us. */ - continue; - } - /* else choke */ - perror_msg_and_die("module %s: QM_INFO", mn); - } - if (my_query_module(mn, QM_REFS, (void **)&deps, &depsize, &count)) { - if (errno == ENOENT) { - /* The module was removed out from underneath us. */ - continue; - } - perror_msg_and_die("module %s: QM_REFS", mn); - } - printf("%-20s%8lu%4ld ", mn, info.size, info.usecount); - if (info.flags & NEW_MOD_DELETED) - printf("(deleted)"); - else if (info.flags & NEW_MOD_INITIALIZING) - printf("(initializing)"); - else if (!(info.flags & NEW_MOD_RUNNING)) - printf("(uninitialized)"); - else { - if (info.flags & NEW_MOD_AUTOCLEAN) - printf("(autoclean) "); - if (!(info.flags & NEW_MOD_USED_ONCE)) - printf("(unused)"); - } - if (count) printf("["); - for (j = 0, dn = deps; j < count; dn += strlen(dn) + 1, j++) { - printf("%s%s", dn, (j==count-1)? "":" "); - } - if (count) printf("] "); - - printf("\n"); - } - - - return( 0); -} - -#else /*BB_FEATURE_OLD_MODULE_INTERFACE*/ - -extern int lsmod_main(int argc, char **argv) -{ - int fd, i; - char line[128]; - - puts("Module Size Used by"); - fflush(stdout); - - if ((fd = open("/proc/modules", O_RDONLY)) >= 0 ) { - while ((i = read(fd, line, sizeof(line))) > 0) { - write(fileno(stdout), line, i); - } - close(fd); - return 0; - } - perror_msg_and_die("/proc/modules"); - return 1; -} - -#endif /*BB_FEATURE_OLD_MODULE_INTERFACE*/ |