+++ /dev/null
-Index: klibc-1.5/usr/utils/Kbuild
-===================================================================
---- klibc-1.5.orig/usr/utils/Kbuild 2008-03-07 22:01:45.223695348 +0100
-+++ klibc-1.5/usr/utils/Kbuild 2008-03-07 22:48:44.660783243 +0100
-@@ -3,8 +3,8 @@
- #
-
- progs := chroot dd mkdir mkfifo mknod mount pivot_root umount
--progs += true false sleep ln nuke minips cat
--progs += insmod uname halt kill readlink cpio
-+progs += true false sleep ln nuke minips cat losetup
-+progs += insmod uname halt kill readlink cpio modprobe
-
- static-y := $(addprefix static/, $(progs))
- shared-y := $(addprefix shared/, $(progs))
-@@ -52,7 +52,10 @@
- shared/readlink-y := readlink.o
- static/cpio-y := cpio.o
- shared/cpio-y := cpio.o
--
-+static/modprobe-y := modprobe.o
-+shared/modprobe-y := modprobe.o
-+static/losetup-y := losetup.o
-+shared/losetup-y := losetup.o
- # Additionally linked targets
- always := static/reboot static/poweroff shared/reboot shared/poweroff
-
-Index: klibc-1.5/usr/utils/list.h
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ klibc-1.5/usr/utils/list.h 2008-03-07 22:33:22.287688586 +0100
-@@ -0,0 +1,238 @@
-+/* Stolen from Linux Kernel Source's list.h -- GPL. */
-+#ifndef _MODINITTOOLS_LIST_H
-+#define _MODINITTOOLS_LIST_H
-+
-+#undef offsetof
-+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
-+
-+/**
-+ * container_of - cast a member of a structure out to the containing structure
-+ *
-+ * @ptr: the pointer to the member.
-+ * @type: the type of the container struct this is embedded in.
-+ * @member: the name of the member within the struct.
-+ *
-+ */
-+#define container_of(ptr, type, member) ({ \
-+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
-+ (type *)( (char *)__mptr - offsetof(type,member) );})
-+
-+/*
-+ * Simple doubly linked list implementation.
-+ *
-+ * Some of the internal functions ("__xxx") are useful when
-+ * manipulating whole lists rather than single entries, as
-+ * sometimes we already know the next/prev entries and we can
-+ * generate better code by using them directly rather than
-+ * using the generic single-entry routines.
-+ */
-+
-+struct list_head {
-+ struct list_head *next, *prev;
-+};
-+
-+#define LIST_HEAD_INIT(name) { &(name), &(name) }
-+
-+#define LIST_HEAD(name) \
-+ struct list_head name = LIST_HEAD_INIT(name)
-+
-+#define INIT_LIST_HEAD(ptr) do { \
-+ (ptr)->next = (ptr); (ptr)->prev = (ptr); \
-+} while (0)
-+
-+/*
-+ * Insert a new entry between two known consecutive entries.
-+ *
-+ * This is only for internal list manipulation where we know
-+ * the prev/next entries already!
-+ */
-+static inline void __list_add(struct list_head *new,
-+ struct list_head *prev,
-+ struct list_head *next)
-+{
-+ next->prev = new;
-+ new->next = next;
-+ new->prev = prev;
-+ prev->next = new;
-+}
-+
-+/**
-+ * list_add - add a new entry
-+ * @new: new entry to be added
-+ * @head: list head to add it after
-+ *
-+ * Insert a new entry after the specified head.
-+ * This is good for implementing stacks.
-+ */
-+static inline void list_add(struct list_head *new, struct list_head *head)
-+{
-+ __list_add(new, head, head->next);
-+}
-+
-+/**
-+ * list_add_tail - add a new entry
-+ * @new: new entry to be added
-+ * @head: list head to add it before
-+ *
-+ * Insert a new entry before the specified head.
-+ * This is useful for implementing queues.
-+ */
-+static inline void list_add_tail(struct list_head *new, struct list_head *head)
-+{
-+ __list_add(new, head->prev, head);
-+}
-+
-+/*
-+ * Delete a list entry by making the prev/next entries
-+ * point to each other.
-+ *
-+ * This is only for internal list manipulation where we know
-+ * the prev/next entries already!
-+ */
-+static inline void __list_del(struct list_head * prev, struct list_head * next)
-+{
-+ next->prev = prev;
-+ prev->next = next;
-+}
-+
-+/**
-+ * list_del - deletes entry from list.
-+ * @entry: the element to delete from the list.
-+ * Note: list_empty on entry does not return true after this, the entry is
-+ * in an undefined state.
-+ */
-+static inline void list_del(struct list_head *entry)
-+{
-+ __list_del(entry->prev, entry->next);
-+}
-+
-+/**
-+ * list_del_init - deletes entry from list and reinitialize it.
-+ * @entry: the element to delete from the list.
-+ */
-+static inline void list_del_init(struct list_head *entry)
-+{
-+ __list_del(entry->prev, entry->next);
-+ INIT_LIST_HEAD(entry);
-+}
-+
-+/**
-+ * list_move - delete from one list and add as another's head
-+ * @list: the entry to move
-+ * @head: the head that will precede our entry
-+ */
-+static inline void list_move(struct list_head *list, struct list_head *head)
-+{
-+ __list_del(list->prev, list->next);
-+ list_add(list, head);
-+}
-+
-+/**
-+ * list_move_tail - delete from one list and add as another's tail
-+ * @list: the entry to move
-+ * @head: the head that will follow our entry
-+ */
-+static inline void list_move_tail(struct list_head *list,
-+ struct list_head *head)
-+{
-+ __list_del(list->prev, list->next);
-+ list_add_tail(list, head);
-+}
-+
-+/**
-+ * list_empty - tests whether a list is empty
-+ * @head: the list to test.
-+ */
-+static inline int list_empty(struct list_head *head)
-+{
-+ return head->next == head;
-+}
-+
-+static inline void __list_splice(struct list_head *list,
-+ struct list_head *head)
-+{
-+ struct list_head *first = list->next;
-+ struct list_head *last = list->prev;
-+ struct list_head *at = head->next;
-+
-+ first->prev = head;
-+ head->next = first;
-+
-+ last->next = at;
-+ at->prev = last;
-+}
-+
-+/**
-+ * list_splice - join two lists
-+ * @list: the new list to add.
-+ * @head: the place to add it in the first list.
-+ */
-+static inline void list_splice(struct list_head *list, struct list_head *head)
-+{
-+ if (!list_empty(list))
-+ __list_splice(list, head);
-+}
-+
-+/**
-+ * list_splice_init - join two lists and reinitialise the emptied list.
-+ * @list: the new list to add.
-+ * @head: the place to add it in the first list.
-+ *
-+ * The list at @list is reinitialised
-+ */
-+static inline void list_splice_init(struct list_head *list,
-+ struct list_head *head)
-+{
-+ if (!list_empty(list)) {
-+ __list_splice(list, head);
-+ INIT_LIST_HEAD(list);
-+ }
-+}
-+
-+/**
-+ * list_entry - get the struct for this entry
-+ * @ptr: the &struct list_head pointer.
-+ * @type: the type of the struct this is embedded in.
-+ * @member: the name of the list_struct within the struct.
-+ */
-+#define list_entry(ptr, type, member) \
-+ container_of(ptr, type, member)
-+
-+/**
-+ * list_for_each - iterate over a list
-+ * @pos: the &struct list_head to use as a loop counter.
-+ * @head: the head for your list.
-+ */
-+#define list_for_each(pos, head) \
-+ for (pos = (head)->next; pos != (head); pos = pos->next)
-+
-+/**
-+ * list_for_each_prev - iterate over a list backwards
-+ * @pos: the &struct list_head to use as a loop counter.
-+ * @head: the head for your list.
-+ */
-+#define list_for_each_prev(pos, head) \
-+ for (pos = (head)->prev; pos != (head); pos = pos->prev)
-+
-+/**
-+ * list_for_each_safe - iterate over a list safe against removal of list entry
-+ * @pos: the &struct list_head to use as a loop counter.
-+ * @n: another &struct list_head to use as temporary storage
-+ * @head: the head for your list.
-+ */
-+#define list_for_each_safe(pos, n, head) \
-+ for (pos = (head)->next, n = pos->next; pos != (head); \
-+ pos = n, n = pos->next)
-+
-+/**
-+ * list_for_each_entry - iterate over list of given type
-+ * @pos: the type * to use as a loop counter.
-+ * @head: the head for your list.
-+ * @member: the name of the list_struct within the struct.
-+ */
-+#define list_for_each_entry(pos, head, member) \
-+ for (pos = list_entry((head)->next, typeof(*pos), member); \
-+ &pos->member != (head); \
-+ pos = list_entry(pos->member.next, typeof(*pos), member))
-+
-+#endif
-Index: klibc-1.5/usr/utils/modprobe.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ klibc-1.5/usr/utils/modprobe.c 2008-03-08 03:05:51.847688952 +0100
-@@ -0,0 +1,1710 @@
-+/* modprobe.c: insert a module into the kernel, intelligently.
-+ Copyright (C) 2001 Rusty Russell.
-+ Copyright (C) 2002, 2003 Rusty Russell, IBM Corporation.
-+
-+ 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
-+*/
-+#define _GNU_SOURCE /* asprintf */
-+
-+#include <sys/utsname.h>
-+#include <sys/types.h>
-+#include <sys/stat.h>
-+#include <sys/mman.h>
-+#include <fcntl.h>
-+#include <stdarg.h>
-+#include <stdio.h>
-+#include <stdlib.h>
-+#include <ctype.h>
-+#include <string.h>
-+#include <errno.h>
-+#include <unistd.h>
-+#include <dirent.h>
-+#include <limits.h>
-+#include <elf.h>
-+#include <getopt.h>
-+#include <fnmatch.h>
-+#include <asm/unistd.h>
-+#include <sys/wait.h>
-+#include <syslog.h>
-+#include <zlib.h>
-+
-+#define streq(a,b) (strcmp((a),(b)) == 0)
-+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-+
-+#include "list.h"
-+static inline void try_old_version(const char *progname, char *argv[])
-+{
-+}
-+extern long init_module(void *, unsigned long, const char *);
-+extern long delete_module(const char *, unsigned int);
-+
-+struct module {
-+ struct list_head list;
-+ char *modname;
-+ char filename[0];
-+};
-+
-+#ifndef MODULE_DIR
-+#define MODULE_DIR "/lib/modules"
-+#endif
-+
-+typedef void (*errfn_t)(const char *fmt, ...);
-+
-+/* Do we use syslog or stderr for messages? */
-+static int log;
-+
-+static void message(const char *prefix, const char *fmt, va_list *arglist)
-+{
-+ char *buf, *buf2;
-+
-+ vasprintf(&buf, fmt, *arglist);
-+ asprintf(&buf2, "%s%s", prefix, buf);
-+
-+ if (log)
-+ syslog(LOG_NOTICE, "%s", buf2);
-+ else
-+ fprintf(stderr, "%s", buf2);
-+ free(buf2);
-+ free(buf);
-+}
-+void *grab_contents(gzFile *gzfd, unsigned long *size)
-+{
-+ unsigned int max = 16384;
-+ void *buffer = malloc(max);
-+ int ret;
-+
-+ if (!buffer)
-+ return NULL;
-+
-+ *size = 0;
-+ while ((ret = gzread(gzfd, buffer + *size, max - *size)) > 0) {
-+ *size += ret;
-+ if (*size == max) {
-+ buffer = realloc(buffer, max *= 2);
-+ if (!buffer)
-+ return NULL;
-+ }
-+ }
-+ if (ret < 0) {
-+ free(buffer);
-+ buffer = NULL;
-+ }
-+ return buffer;
-+}
-+
-+void *grab_fd(int fd, unsigned long *size)
-+{
-+ gzFile gzfd;
-+
-+ gzfd = gzdopen(fd, "rb");
-+ if (!gzfd)
-+ return NULL;
-+
-+ /* gzclose(gzfd) would close fd, which would drop locks.
-+ Don't blame zlib: POSIX locking semantics are so horribly
-+ broken that they should be ripped out. */
-+ return grab_contents(gzfd, size);
-+}
-+void release_file(void *data, unsigned long size)
-+{
-+ free(data);
-+}
-+
-+
-+static int warned = 0;
-+static void warn(const char *fmt, ...)
-+{
-+ va_list arglist;
-+ warned++;
-+ va_start(arglist, fmt);
-+ message("WARNING: ", fmt, &arglist);
-+ va_end(arglist);
-+}
-+
-+static void fatal(const char *fmt, ...)
-+{
-+ va_list arglist;
-+ va_start(arglist, fmt);
-+ message("FATAL: ", fmt, &arglist);
-+ va_end(arglist);
-+ exit(1);
-+}
-+
-+
-+static void grammar(const char *cmd, const char *filename, unsigned int line)
-+{
-+ warn("%s line %u: ignoring bad line starting with '%s'\n",
-+ filename, line, cmd);
-+}
-+
-+static void *do_nofail(void *ptr, const char *file, int line, const char *expr)
-+{
-+ if (!ptr) {
-+ fatal("Memory allocation failure %s line %d: %s.\n",
-+ file, line, expr);
-+ }
-+ return ptr;
-+}
-+
-+#define NOFAIL(ptr) do_nofail((ptr), __FILE__, __LINE__, #ptr)
-+
-+static void print_usage(const char *progname)
-+{
-+ fprintf(stderr,
-+ "Usage: %s [-v] [-V] [-C config-file] [-n] [-i] [-q] [-b] [-o <modname>] <modname> [parameters...]\n"
-+ "%s -r [-n] [-i] [-v] <modulename> ...\n"
-+ "%s -l -t <dirname> [ -a <modulename> ...]\n",
-+ progname, progname, progname);
-+ exit(1);
-+}
-+
-+static int fgetc_wrapped(FILE *file, unsigned int *linenum)
-+{
-+ for (;;) {
-+ int ch = fgetc(file);
-+ if (ch != '\\')
-+ return ch;
-+ ch = fgetc(file);
-+ if (ch != '\n')
-+ return ch;
-+ if (linenum)
-+ (*linenum)++;
-+ }
-+}
-+
-+static char *getline_wrapped(FILE *file, unsigned int *linenum)
-+{
-+ int size = 1024;
-+ int i = 0;
-+ char *buf = NOFAIL(malloc(size));
-+ for(;;) {
-+ int ch = fgetc_wrapped(file, linenum);
-+ if (i == size) {
-+ size *= 2;
-+ buf = NOFAIL(realloc(buf, size));
-+ }
-+ if (ch < 0 && i == 0) {
-+ free(buf);
-+ return NULL;
-+ }
-+ if (ch < 0 || ch == '\n') {
-+ if (linenum)
-+ (*linenum)++;
-+ buf[i] = '\0';
-+ return NOFAIL(realloc(buf, i+1));
-+ }
-+ buf[i++] = ch;
-+ }
-+}
-+
-+static struct module *find_module(const char *filename, struct list_head *list)
-+{
-+ struct module *i;
-+
-+ list_for_each_entry(i, list, list) {
-+ if (strcmp(i->filename, filename) == 0)
-+ return i;
-+ }
-+ return NULL;
-+}
-+
-+/* Convert filename to the module name. Works if filename == modname, too. */
-+static void filename2modname(char *modname, const char *filename)
-+{
-+ const char *afterslash;
-+ unsigned int i;
-+
-+ afterslash = strrchr(filename, '/');
-+ if (!afterslash)
-+ afterslash = filename;
-+ else
-+ afterslash++;
-+
-+ /* Convert to underscores, stop at first . */
-+ for (i = 0; afterslash[i] && afterslash[i] != '.'; i++) {
-+ if (afterslash[i] == '-')
-+ modname[i] = '_';
-+ else
-+ modname[i] = afterslash[i];
-+ }
-+ modname[i] = '\0';
-+}
-+
-+static int lock_file(const char *filename)
-+{
-+ int fd = open(filename, O_RDWR, 0);
-+
-+ if (fd >= 0) {
-+ struct flock lock;
-+ lock.l_type = F_WRLCK;
-+ lock.l_whence = SEEK_SET;
-+ lock.l_start = 0;
-+ lock.l_len = 1;
-+ fcntl(fd, F_SETLKW, &lock);
-+ } else
-+ /* Read-only filesystem? There goes locking... */
-+ fd = open(filename, O_RDONLY, 0);
-+ return fd;
-+}
-+
-+static void unlock_file(int fd)
-+{
-+ /* Valgrind is picky... */
-+ close(fd);
-+}
-+
-+static void add_module(char *filename, int namelen, struct list_head *list)
-+{
-+ struct module *mod;
-+
-+ /* If it's a duplicate: move it to the end, so it gets
-+ inserted where it is *first* required. */
-+ mod = find_module(filename, list);
-+ if (mod)
-+ list_del(&mod->list);
-+ else {
-+ /* No match. Create a new module. */
-+ mod = NOFAIL(malloc(sizeof(struct module) + namelen + 1));
-+ memcpy(mod->filename, filename, namelen);
-+ mod->filename[namelen] = '\0';
-+ mod->modname = NOFAIL(malloc(namelen + 1));
-+ filename2modname(mod->modname, mod->filename);
-+ }
-+
-+ list_add_tail(&mod->list, list);
-+}
-+
-+/* Compare len chars of a to b, with _ and - equivalent. */
-+static int modname_equal(const char *a, const char *b, unsigned int len)
-+{
-+ unsigned int i;
-+
-+ if (strlen(b) != len)
-+ return 0;
-+
-+ for (i = 0; i < len; i++) {
-+ if ((a[i] == '_' || a[i] == '-')
-+ && (b[i] == '_' || b[i] == '-'))
-+ continue;
-+ if (a[i] != b[i])
-+ return 0;
-+ }
-+ return 1;
-+}
-+
-+/* Fills in list of modules if this is the line we want. */
-+static int add_modules_dep_line(char *line,
-+ const char *name,
-+ struct list_head *list)
-+{
-+ char *ptr;
-+ int len;
-+ char *modname;
-+
-+ /* Ignore lines without : or which start with a # */
-+ ptr = strchr(line, ':');
-+ if (ptr == NULL || line[strspn(line, "\t ")] == '#')
-+ return 0;
-+
-+ /* Is this the module we are looking for? */
-+ *ptr = '\0';
-+ if (strrchr(line, '/'))
-+ modname = strrchr(line, '/') + 1;
-+ else
-+ modname = line;
-+
-+ len = strlen(modname);
-+ if (strchr(modname, '.'))
-+ len = strchr(modname, '.') - modname;
-+ if (!modname_equal(modname, name, len))
-+ return 0;
-+
-+ /* Create the list. */
-+ add_module(line, ptr - line, list);
-+
-+ ptr++;
-+ for(;;) {
-+ char *dep_start;
-+ ptr += strspn(ptr, " \t");
-+ if (*ptr == '\0')
-+ break;
-+ dep_start = ptr;
-+ ptr += strcspn(ptr, " \t");
-+ add_module(dep_start, ptr - dep_start, list);
-+ }
-+ return 1;
-+}
-+
-+static void read_depends(const char *dirname,
-+ const char *start_name,
-+ struct list_head *list)
-+{
-+ char *modules_dep_name;
-+ char *line;
-+ FILE *modules_dep;
-+ int done = 0;
-+
-+ asprintf(&modules_dep_name, "%s/%s", dirname, "modules.dep");
-+ modules_dep = fopen(modules_dep_name, "r");
-+ if (!modules_dep)
-+ fatal("Could not load %s: %s\n",
-+ modules_dep_name, strerror(errno));
-+
-+ /* Stop at first line, as we can have duplicates (eg. symlinks
-+ from boot/ */
-+ while (!done && (line = getline_wrapped(modules_dep, NULL)) != NULL) {
-+ done = add_modules_dep_line(line, start_name, list);
-+ free(line);
-+ }
-+ fclose(modules_dep);
-+ free(modules_dep_name);
-+}
-+
-+/* We use error numbers in a loose translation... */
-+static const char *insert_moderror(int err)
-+{
-+ switch (err) {
-+ case ENOEXEC:
-+ return "Invalid module format";
-+ case ENOENT:
-+ return "Unknown symbol in module, or unknown parameter (see dmesg)";
-+ case ENOSYS:
-+ return "Kernel does not have module support";
-+ default:
-+ return strerror(err);
-+ }
-+}
-+
-+static const char *remove_moderror(int err)
-+{
-+ switch (err) {
-+ case ENOENT:
-+ return "No such module";
-+ case ENOSYS:
-+ return "Kernel does not have module unloading support";
-+ default:
-+ return strerror(err);
-+ }
-+}
-+
-+/* Is module in /proc/modules? If so, fill in usecount if not NULL.
-+ 0 means no, 1 means yes, -1 means unknown.
-+ */
-+static int module_in_kernel(const char *modname, unsigned int *usecount)
-+{
-+ FILE *proc_modules;
-+ char *line;
-+
-+again:
-+ /* Might not be mounted yet. Don't fail. */
-+ proc_modules = fopen("/proc/modules", "r");
-+ if (!proc_modules)
-+ return -1;
-+
-+ while ((line = getline_wrapped(proc_modules, NULL)) != NULL) {
-+ char *entry = strtok(line, " \n");
-+
-+ if (entry && streq(entry, modname)) {
-+ /* If it exists, usecount is the third entry. */
-+ if (!strtok(NULL, " \n"))
-+ goto out;
-+
-+ if (!(entry = strtok(NULL, " \n"))) /* usecount */
-+ goto out;
-+ else
-+ if (usecount)
-+ *usecount = atoi(entry);
-+
-+ /* Followed by - then status. */
-+ if (strtok(NULL, " \n")
-+ && (entry = strtok(NULL, " \n")) != NULL) {
-+ /* Locking will fail on ro fs, we might hit
-+ * cases where module is in flux. Spin. */
-+ if (streq(entry, "Loading")
-+ || streq(entry, "Unloading")) {
-+ usleep(100000);
-+ free(line);
-+ fclose(proc_modules);
-+ goto again;
-+ }
-+ }
-+
-+ out:
-+ free(line);
-+ fclose(proc_modules);
-+ return 1;
-+ }
-+ free(line);
-+ }
-+ fclose(proc_modules);
-+ return 0;
-+}
-+
-+static void replace_modname(struct module *module,
-+ void *mem, unsigned long len,
-+ const char *oldname, const char *newname)
-+{
-+ char *p;
-+
-+ /* 64 - sizeof(unsigned long) - 1 */
-+ if (strlen(newname) > 55)
-+ fatal("New name %s is too long\n", newname);
-+
-+ /* Find where it is in the module structure. Don't assume layout! */
-+ for (p = mem; p < (char *)mem + len - strlen(oldname); p++) {
-+ if (memcmp(p, oldname, strlen(oldname)) == 0) {
-+ strcpy(p, newname);
-+ return;
-+ }
-+ }
-+
-+ warn("Could not find old name in %s to replace!\n", module->filename);
-+}
-+
-+static void *get_section32(void *file,
-+ unsigned long size,
-+ const char *name,
-+ unsigned long *secsize)
-+{
-+ Elf32_Ehdr *hdr = file;
-+ Elf32_Shdr *sechdrs = file + hdr->e_shoff;
-+ const char *secnames;
-+ unsigned int i;
-+
-+ /* Too short? */
-+ if (size < sizeof(*hdr))
-+ return NULL;
-+ if (size < hdr->e_shoff + hdr->e_shnum * sizeof(sechdrs[0]))
-+ return NULL;
-+ if (size < sechdrs[hdr->e_shstrndx].sh_offset)
-+ return NULL;
-+
-+ secnames = file + sechdrs[hdr->e_shstrndx].sh_offset;
-+ for (i = 1; i < hdr->e_shnum; i++)
-+ if (strcmp(secnames + sechdrs[i].sh_name, name) == 0) {
-+ *secsize = sechdrs[i].sh_size;
-+ return file + sechdrs[i].sh_offset;
-+ }
-+ return NULL;
-+}
-+
-+static void *get_section64(void *file,
-+ unsigned long size,
-+ const char *name,
-+ unsigned long *secsize)
-+{
-+ Elf64_Ehdr *hdr = file;
-+ Elf64_Shdr *sechdrs = file + hdr->e_shoff;
-+ const char *secnames;
-+ unsigned int i;
-+
-+ /* Too short? */
-+ if (size < sizeof(*hdr))
-+ return NULL;
-+ if (size < hdr->e_shoff + hdr->e_shnum * sizeof(sechdrs[0]))
-+ return NULL;
-+ if (size < sechdrs[hdr->e_shstrndx].sh_offset)
-+ return NULL;
-+
-+ secnames = file + sechdrs[hdr->e_shstrndx].sh_offset;
-+ for (i = 1; i < hdr->e_shnum; i++)
-+ if (strcmp(secnames + sechdrs[i].sh_name, name) == 0) {
-+ *secsize = sechdrs[i].sh_size;
-+ return file + sechdrs[i].sh_offset;
-+ }
-+ return NULL;
-+}
-+
-+static int elf_ident(void *mod, unsigned long size)
-+{
-+ /* "\177ELF" <byte> where byte = 001 for 32-bit, 002 for 64 */
-+ char *ident = mod;
-+
-+ if (size < EI_CLASS || memcmp(mod, ELFMAG, SELFMAG) != 0)
-+ return ELFCLASSNONE;
-+ return ident[EI_CLASS];
-+}
-+
-+static void *get_section(void *file,
-+ unsigned long size,
-+ const char *name,
-+ unsigned long *secsize)
-+{
-+ switch (elf_ident(file, size)) {
-+ case ELFCLASS32:
-+ return get_section32(file, size, name, secsize);
-+ case ELFCLASS64:
-+ return get_section64(file, size, name, secsize);
-+ default:
-+ return NULL;
-+ }
-+}
-+
-+static void rename_module(struct module *module,
-+ void *mod,
-+ unsigned long len,
-+ const char *newname)
-+{
-+ void *modstruct;
-+ unsigned long modstruct_len;
-+
-+ /* Old-style */
-+ modstruct = get_section(mod, len, ".gnu.linkonce.this_module",
-+ &modstruct_len);
-+ /* New-style */
-+ if (!modstruct)
-+ modstruct = get_section(mod, len, "__module", &modstruct_len);
-+ if (!modstruct)
-+ warn("Could not find module name to change in %s\n",
-+ module->filename);
-+ else
-+ replace_modname(module, modstruct, modstruct_len,
-+ module->modname, newname);
-+}
-+
-+/* Kernel told to ignore these sections if SHF_ALLOC not set. */
-+static void invalidate_section32(void *mod, const char *secname)
-+{
-+ Elf32_Ehdr *hdr = mod;
-+ Elf32_Shdr *sechdrs = mod + hdr->e_shoff;
-+ const char *secnames = mod + sechdrs[hdr->e_shstrndx].sh_offset;
-+ unsigned int i;
-+
-+ for (i = 1; i < hdr->e_shnum; i++)
-+ if (strcmp(secnames+sechdrs[i].sh_name, secname) == 0)
-+ sechdrs[i].sh_flags &= ~SHF_ALLOC;
-+}
-+
-+static void invalidate_section64(void *mod, const char *secname)
-+{
-+ Elf64_Ehdr *hdr = mod;
-+ Elf64_Shdr *sechdrs = mod + hdr->e_shoff;
-+ const char *secnames = mod + sechdrs[hdr->e_shstrndx].sh_offset;
-+ unsigned int i;
-+
-+ for (i = 1; i < hdr->e_shnum; i++)
-+ if (strcmp(secnames+sechdrs[i].sh_name, secname) == 0)
-+ sechdrs[i].sh_flags &= ~(unsigned long long)SHF_ALLOC;
-+}
-+
-+static void strip_section(struct module *module,
-+ void *mod,
-+ unsigned long len,
-+ const char *secname)
-+{
-+ switch (elf_ident(mod, len)) {
-+ case ELFCLASS32:
-+ invalidate_section32(mod, secname);
-+ break;
-+ case ELFCLASS64:
-+ invalidate_section64(mod, secname);
-+ break;
-+ default:
-+ warn("Unknown module format in %s: not forcing version\n",
-+ module->filename);
-+ }
-+}
-+
-+static const char *next_string(const char *string, unsigned long *secsize)
-+{
-+ /* Skip non-zero chars */
-+ while (string[0]) {
-+ string++;
-+ if ((*secsize)-- <= 1)
-+ return NULL;
-+ }
-+
-+ /* Skip any zero padding. */
-+ while (!string[0]) {
-+ string++;
-+ if ((*secsize)-- <= 1)
-+ return NULL;
-+ }
-+ return string;
-+}
-+
-+static void clear_magic(struct module *module, void *mod, unsigned long len)
-+{
-+ const char *p;
-+ unsigned long modlen;
-+
-+ /* Old-style: __vermagic section */
-+ strip_section(module, mod, len, "__vermagic");
-+
-+ /* New-style: in .modinfo section */
-+ for (p = get_section(mod, len, ".modinfo", &modlen);
-+ p;
-+ p = next_string(p, &modlen)) {
-+ if (strncmp(p, "vermagic=", strlen("vermagic=")) == 0) {
-+ memset((char *)p, 0, strlen(p));
-+ return;
-+ }
-+ }
-+}
-+
-+struct module_options
-+{
-+ struct module_options *next;
-+ char *modulename;
-+ char *options;
-+};
-+
-+struct module_command
-+{
-+ struct module_command *next;
-+ char *modulename;
-+ char *command;
-+};
-+
-+struct module_alias
-+{
-+ struct module_alias *next;
-+ char *module;
-+};
-+
-+struct module_blacklist
-+{
-+ struct module_blacklist *next;
-+ char *modulename;
-+};
-+
-+/* Link in a new option line from the config file. */
-+static struct module_options *
-+add_options(const char *modname,
-+ const char *option,
-+ struct module_options *options)
-+{
-+ struct module_options *new;
-+ char *tab;
-+
-+ new = NOFAIL(malloc(sizeof(*new)));
-+ new->modulename = NOFAIL(strdup(modname));
-+ new->options = NOFAIL(strdup(option));
-+ /* We can handle tabs, kernel can't. */
-+ for (tab = strchr(new->options, '\t'); tab; tab = strchr(tab, '\t'))
-+ *tab = ' ';
-+ new->next = options;
-+ return new;
-+}
-+
-+/* Link in a new install line from the config file. */
-+static struct module_command *
-+add_command(const char *modname,
-+ const char *command,
-+ struct module_command *commands)
-+{
-+ struct module_command *new;
-+
-+ new = NOFAIL(malloc(sizeof(*new)));
-+ new->modulename = NOFAIL(strdup(modname));
-+ new->command = NOFAIL(strdup(command));
-+ new->next = commands;
-+ return new;
-+}
-+
-+/* Link in a new alias line from the config file. */
-+static struct module_alias *
-+add_alias(const char *modname, struct module_alias *aliases)
-+{
-+ struct module_alias *new;
-+
-+ new = NOFAIL(malloc(sizeof(*new)));
-+ new->module = NOFAIL(strdup(modname));
-+ new->next = aliases;
-+ return new;
-+}
-+
-+/* Link in a new blacklist line from the config file. */
-+static struct module_blacklist *
-+add_blacklist(const char *modname, struct module_blacklist *blacklist)
-+{
-+ struct module_blacklist *new;
-+
-+ new = NOFAIL(malloc(sizeof(*new)));
-+ new->modulename = NOFAIL(strdup(modname));
-+ new->next = blacklist;
-+ return new;
-+}
-+
-+/* Find blacklist commands if any. */
-+static int
-+find_blacklist(const char *modname, const struct module_blacklist *blacklist)
-+{
-+ while (blacklist) {
-+ if (strcmp(blacklist->modulename, modname) == 0)
-+ return 1;
-+ blacklist = blacklist->next;
-+ }
-+ return 0;
-+}
-+
-+/* return a new alias list, with backlisted elems filtered out */
-+static struct module_alias *
-+apply_blacklist(const struct module_alias *aliases,
-+ const struct module_blacklist *blacklist)
-+{
-+ struct module_alias *result = NULL;
-+ while (aliases) {
-+ char *modname = aliases->module;
-+ if (!find_blacklist(modname, blacklist))
-+ result = add_alias(modname, result);
-+ aliases = aliases->next;
-+ }
-+ return result;
-+}
-+
-+/* Find install commands if any. */
-+static const char *find_command(const char *modname,
-+ const struct module_command *commands)
-+{
-+ while (commands) {
-+ if (fnmatch(commands->modulename, modname, 0) == 0)
-+ return commands->command;
-+ commands = commands->next;
-+ }
-+ return NULL;
-+}
-+
-+static char *append_option(char *options, const char *newoption)
-+{
-+ options = NOFAIL(realloc(options, strlen(options) + 1
-+ + strlen(newoption) + 1));
-+ if (strlen(options)) strcat(options, " ");
-+ strcat(options, newoption);
-+ return options;
-+}
-+
-+/* Add to options */
-+static char *add_extra_options(const char *modname,
-+ char *optstring,
-+ const struct module_options *options)
-+{
-+ while (options) {
-+ if (strcmp(options->modulename, modname) == 0)
-+ optstring = append_option(optstring, options->options);
-+ options = options->next;
-+ }
-+ return optstring;
-+}
-+
-+/* If we don't flush, then child processes print before we do */
-+static void verbose_printf(int verbose, const char *fmt, ...)
-+{
-+ va_list arglist;
-+
-+ if (verbose) {
-+ va_start(arglist, fmt);
-+ vprintf(fmt, arglist);
-+ fflush(stdout);
-+ va_end(arglist);
-+ }
-+}
-+
-+/* Do an install/remove command: replace $CMDLINE_OPTS if it's specified. */
-+static void do_command(const char *modname,
-+ const char *command,
-+ int verbose, int dry_run,
-+ errfn_t error,
-+ const char *type,
-+ const char *cmdline_opts)
-+{
-+ int ret;
-+ char *p, *replaced_cmd = NOFAIL(strdup(command));
-+
-+ while ((p = strstr(replaced_cmd, "$CMDLINE_OPTS")) != NULL) {
-+ char *new;
-+ asprintf(&new, "%.*s%s%s",
-+ p - replaced_cmd, replaced_cmd, cmdline_opts,
-+ p + strlen("$CMDLINE_OPTS"));
-+ NOFAIL(new);
-+ free(replaced_cmd);
-+ replaced_cmd = new;
-+ }
-+
-+ verbose_printf(verbose, "%s %s\n", type, replaced_cmd);
-+ if (dry_run)
-+ return;
-+
-+ setenv("MODPROBE_MODULE", modname, 1);
-+ ret = system(replaced_cmd);
-+ if (ret == -1 || WEXITSTATUS(ret))
-+ error("Error running %s command for %s\n", type, modname);
-+ free(replaced_cmd);
-+}
-+
-+/* Actually do the insert. Frees second arg. */
-+static void insmod(struct list_head *list,
-+ char *optstring,
-+ const char *newname,
-+ int first_time,
-+ errfn_t error,
-+ int dry_run,
-+ int verbose,
-+ const struct module_options *options,
-+ const struct module_command *commands,
-+ int ignore_commands,
-+ int ignore_proc,
-+ int strip_vermagic,
-+ int strip_modversion,
-+ const char *cmdline_opts)
-+{
-+ int ret, fd;
-+ unsigned long len;
-+ void *map;
-+ const char *command;
-+ struct module *mod = list_entry(list->next, struct module, list);
-+
-+ /* Take us off the list. */
-+ list_del(&mod->list);
-+
-+ /* Do things we (or parent) depend on first, but don't die if
-+ * they fail. */
-+ if (!list_empty(list)) {
-+ insmod(list, NOFAIL(strdup("")), NULL, 0, warn,
-+ dry_run, verbose, options, commands, 0, ignore_proc,
-+ strip_vermagic, strip_modversion, cmdline_opts);
-+ }
-+
-+ /* Lock before we look, in case it's initializing. */
-+ fd = lock_file(mod->filename);
-+ if (fd < 0) {
-+ error("Could not open '%s': %s\n",
-+ mod->filename, strerror(errno));
-+ goto out_optstring;
-+ }
-+
-+ /* Don't do ANYTHING if already in kernel. */
-+ if (!ignore_proc
-+ && module_in_kernel(newname ?: mod->modname, NULL) == 1) {
-+ if (first_time)
-+ error("Module %s already in kernel.\n",
-+ newname ?: mod->modname);
-+ goto out_unlock;
-+ }
-+
-+ command = find_command(mod->modname, commands);
-+ if (command && !ignore_commands) {
-+ /* It might recurse: unlock. */
-+ unlock_file(fd);
-+ do_command(mod->modname, command, verbose, dry_run, error,
-+ "install", cmdline_opts);
-+ goto out_optstring;
-+ }
-+
-+ map = grab_fd(fd, &len);
-+ if (!map) {
-+ error("Could not read '%s': %s\n",
-+ mod->filename, strerror(errno));
-+ goto out_unlock;
-+ }
-+
-+ /* Rename it? */
-+ if (newname)
-+ rename_module(mod, map, len, newname);
-+
-+ if (strip_modversion)
-+ strip_section(mod, map, len, "__versions");
-+ if (strip_vermagic)
-+ clear_magic(mod, map, len);
-+
-+ /* Config file might have given more options */
-+ optstring = add_extra_options(mod->modname, optstring, options);
-+
-+ verbose_printf(verbose, "insmod %s %s\n", mod->filename, optstring);
-+
-+ if (dry_run)
-+ goto out;
-+
-+ ret = init_module(map, len, optstring);
-+ if (ret != 0) {
-+ if (errno == EEXIST) {
-+ if (first_time)
-+ error("Module %s already in kernel.\n",
-+ newname ?: mod->modname);
-+ goto out_unlock;
-+ }
-+ error("Error inserting %s (%s): %s\n",
-+ mod->modname, mod->filename, insert_moderror(errno));
-+ }
-+ out:
-+ release_file(map, len);
-+ out_unlock:
-+ unlock_file(fd);
-+ out_optstring:
-+ free(optstring);
-+ return;
-+}
-+
-+/* Do recursive removal. */
-+static void rmmod(struct list_head *list,
-+ const char *name,
-+ int first_time,
-+ errfn_t error,
-+ int dry_run,
-+ int verbose,
-+ struct module_command *commands,
-+ int ignore_commands,
-+ int ignore_inuse,
-+ const char *cmdline_opts)
-+{
-+ const char *command;
-+ unsigned int usecount = 0;
-+ int lock;
-+ struct module *mod = list_entry(list->next, struct module, list);
-+
-+ /* Take first one off the list. */
-+ list_del(&mod->list);
-+
-+ /* Ignore failure; it's best effort here. */
-+ lock = lock_file(mod->filename);
-+
-+ if (!name)
-+ name = mod->modname;
-+
-+ /* Even if renamed, find commands to orig. name. */
-+ command = find_command(mod->modname, commands);
-+ if (command && !ignore_commands) {
-+ /* It might recurse: unlock. */
-+ unlock_file(lock);
-+ do_command(mod->modname, command, verbose, dry_run, error,
-+ "remove", cmdline_opts);
-+ goto remove_rest_no_unlock;
-+ }
-+
-+ if (module_in_kernel(name, &usecount) == 0)
-+ goto nonexistent_module;
-+
-+ if (usecount != 0) {
-+ if (!ignore_inuse)
-+ error("Module %s is in use.\n", name);
-+ goto remove_rest;
-+ }
-+
-+ verbose_printf(verbose, "rmmod %s\n", mod->filename);
-+
-+ if (dry_run)
-+ goto remove_rest;
-+
-+ if (delete_module(name, O_EXCL) != 0) {
-+ if (errno == ENOENT)
-+ goto nonexistent_module;
-+ error("Error removing %s (%s): %s\n",
-+ name, mod->filename,
-+ remove_moderror(errno));
-+ }
-+
-+ remove_rest:
-+ unlock_file(lock);
-+ remove_rest_no_unlock:
-+ /* Now do things we depend. */
-+ if (!list_empty(list))
-+ rmmod(list, NULL, 0, warn, dry_run, verbose, commands,
-+ 0, 1, cmdline_opts);
-+ return;
-+
-+nonexistent_module:
-+ if (first_time)
-+ fatal("Module %s is not in kernel.\n", mod->modname);
-+ goto remove_rest;
-+}
-+
-+/* Does path contain directory(s) subpath? */
-+static int type_matches(const char *path, const char *subpath)
-+{
-+ char *subpath_with_slashes;
-+ int ret;
-+
-+ asprintf(&subpath_with_slashes, "/%s/", subpath);
-+ NOFAIL(subpath_with_slashes);
-+
-+ ret = (strstr(path, subpath_with_slashes) != NULL);
-+ free(subpath_with_slashes);
-+ return ret;
-+}
-+
-+static char *underscores(char *string)
-+{
-+ if (string) {
-+ unsigned int i;
-+ for (i = 0; string[i]; i++)
-+ if (string[i] == '-')
-+ string[i] = '_';
-+ }
-+ return string;
-+}
-+
-+static int do_wildcard(const char *dirname,
-+ const char *type,
-+ const char *wildcard)
-+{
-+ char modules_dep_name[strlen(dirname) + sizeof("modules.dep") + 1];
-+ char *line, *wcard;
-+ FILE *modules_dep;
-+
-+ /* Canonicalize wildcard */
-+ wcard = strdup(wildcard);
-+ underscores(wcard);
-+
-+ sprintf(modules_dep_name, "%s/%s", dirname, "modules.dep");
-+ modules_dep = fopen(modules_dep_name, "r");
-+ if (!modules_dep)
-+ fatal("Could not load %s: %s\n",
-+ modules_dep_name, strerror(errno));
-+
-+ while ((line = getline_wrapped(modules_dep, NULL)) != NULL) {
-+ char *ptr;
-+
-+ /* Ignore lines without : or which start with a # */
-+ ptr = strchr(line, ':');
-+ if (ptr == NULL || line[strspn(line, "\t ")] == '#')
-+ goto next;
-+ *ptr = '\0';
-+
-+ /* "type" must match complete directory component(s). */
-+ if (!type || type_matches(line, type)) {
-+ char modname[strlen(line)+1];
-+
-+ filename2modname(modname, line);
-+ if (fnmatch(wcard, modname, 0) == 0)
-+ printf("%s\n", line);
-+ }
-+ next:
-+ free(line);
-+ }
-+
-+ free(wcard);
-+ return 0;
-+}
-+
-+static char *strsep_skipspace(char **string, char *delim)
-+{
-+ if (!*string)
-+ return NULL;
-+ *string += strspn(*string, delim);
-+ return strsep(string, delim);
-+}
-+
-+/* Recursion */
-+static int read_config(const char *filename,
-+ const char *name,
-+ int dump_only,
-+ int removing,
-+ struct module_options **options,
-+ struct module_command **commands,
-+ struct module_alias **alias,
-+ struct module_blacklist **blacklist);
-+
-+/* FIXME: Maybe should be extended to "alias a b [and|or c]...". --RR */
-+static int read_config_file(const char *filename,
-+ const char *name,
-+ int dump_only,
-+ int removing,
-+ struct module_options **options,
-+ struct module_command **commands,
-+ struct module_alias **aliases,
-+ struct module_blacklist **blacklist)
-+{
-+ char *line;
-+ unsigned int linenum = 0;
-+ FILE *cfile;
-+
-+ cfile = fopen(filename, "r");
-+ if (!cfile)
-+ return 0;
-+
-+ while ((line = getline_wrapped(cfile, &linenum)) != NULL) {
-+ char *ptr = line;
-+ char *cmd, *modname;
-+
-+ if (dump_only)
-+ printf("%s\n", line);
-+
-+ cmd = strsep_skipspace(&ptr, "\t ");
-+ if (cmd == NULL || cmd[0] == '#' || cmd[0] == '\0')
-+ continue;
-+
-+ if (strcmp(cmd, "alias") == 0) {
-+ char *wildcard
-+ = underscores(strsep_skipspace(&ptr, "\t "));
-+ char *realname
-+ = underscores(strsep_skipspace(&ptr, "\t "));
-+
-+ if (!wildcard || !realname)
-+ grammar(cmd, filename, linenum);
-+ else if (fnmatch(wildcard,name,0) == 0)
-+ *aliases = add_alias(realname, *aliases);
-+ } else if (strcmp(cmd, "include") == 0) {
-+ struct module_alias *newalias = NULL;
-+ char *newfilename;
-+
-+ newfilename = strsep_skipspace(&ptr, "\t ");
-+ if (!newfilename)
-+ grammar(cmd, filename, linenum);
-+ else {
-+ if (!read_config(newfilename, name,
-+ dump_only, removing,
-+ options, commands, &newalias,
-+ blacklist))
-+ warn("Failed to open included"
-+ " config file %s: %s\n",
-+ newfilename, strerror(errno));
-+
-+ /* Files included override aliases,
-+ etc that was already set ... */
-+ if (newalias)
-+ *aliases = newalias;
-+ }
-+ } else if (strcmp(cmd, "options") == 0) {
-+ modname = strsep_skipspace(&ptr, "\t ");
-+ if (!modname || !ptr)
-+ grammar(cmd, filename, linenum);
-+ else {
-+ ptr += strspn(ptr, "\t ");
-+ *options = add_options(underscores(modname),
-+ ptr, *options);
-+ }
-+ } else if (strcmp(cmd, "install") == 0) {
-+ modname = strsep_skipspace(&ptr, "\t ");
-+ if (!modname || !ptr)
-+ grammar(cmd, filename, linenum);
-+ else if (!removing) {
-+ ptr += strspn(ptr, "\t ");
-+ *commands = add_command(underscores(modname),
-+ ptr, *commands);
-+ }
-+ } else if (strcmp(cmd, "blacklist") == 0) {
-+ modname = strsep_skipspace(&ptr, "\t ");
-+ if (!modname)
-+ grammar(cmd, filename, linenum);
-+ else if (!removing) {
-+ *blacklist = add_blacklist(underscores(modname),
-+ *blacklist);
-+ }
-+ } else if (strcmp(cmd, "remove") == 0) {
-+ modname = strsep_skipspace(&ptr, "\t ");
-+ if (!modname || !ptr)
-+ grammar(cmd, filename, linenum);
-+ else if (removing) {
-+ ptr += strspn(ptr, "\t ");
-+ *commands = add_command(underscores(modname),
-+ ptr, *commands);
-+ }
-+ } else
-+ grammar(cmd, filename, linenum);
-+
-+ free(line);
-+ }
-+ fclose(cfile);
-+ return 1;
-+}
-+
-+/* Simple format, ignore lines starting with #, one command per line.
-+ Returns true or false. */
-+static int read_config(const char *filename,
-+ const char *name,
-+ int dump_only,
-+ int removing,
-+ struct module_options **options,
-+ struct module_command **commands,
-+ struct module_alias **aliases,
-+ struct module_blacklist **blacklist)
-+{
-+ DIR *dir;
-+ int ret = 0;
-+
-+ /* ignore everything in this directory */
-+ if (streq(filename, "/etc/modprobe.d/arch"))
-+ return 1;
-+
-+ /* Reiser4 has file/directory duality: treat it as both. */
-+ dir = opendir(filename);
-+ if (dir) {
-+ struct dirent *i;
-+ while ((i = readdir(dir)) != NULL) {
-+ if (!streq(i->d_name,".") && !streq(i->d_name,"..")) {
-+ char sub[strlen(filename) + 1
-+ + strlen(i->d_name) + 1];
-+
-+ sprintf(sub, "%s/%s", filename, i->d_name);
-+ if (!read_config(sub, name,
-+ dump_only, removing, options,
-+ commands, aliases, blacklist))
-+ warn("Failed to open"
-+ " config file %s: %s\n",
-+ sub, strerror(errno));
-+ }
-+ }
-+ closedir(dir);
-+ ret = 1;
-+ }
-+
-+ if (read_config_file(filename, name, dump_only, removing,
-+ options, commands, aliases, blacklist))
-+ ret = 1;
-+
-+ return ret;
-+}
-+
-+static const char *default_configs[] =
-+{
-+ "/etc/modprobe.conf",
-+ "/etc/modprobe.d",
-+};
-+
-+static void read_toplevel_config(const char *filename,
-+ const char *name,
-+ int dump_only,
-+ int removing,
-+ struct module_options **options,
-+ struct module_command **commands,
-+ struct module_alias **aliases,
-+ struct module_blacklist **blacklist)
-+{
-+ unsigned int i;
-+
-+ if (filename) {
-+ if (!read_config(filename, name, dump_only, removing,
-+ options, commands, aliases, blacklist))
-+ fatal("Failed to open config file %s: %s\n",
-+ filename, strerror(errno));
-+ return;
-+ }
-+
-+ /* Try defaults. */
-+ for (i = 0; i < ARRAY_SIZE(default_configs); i++) {
-+ if (read_config(default_configs[i], name, dump_only, removing,
-+ options, commands, aliases, blacklist))
-+ return;
-+ }
-+}
-+
-+static void add_to_env_var(const char *option)
-+{
-+ const char *oldenv;
-+
-+ if ((oldenv = getenv("MODPROBE_OPTIONS")) != NULL) {
-+ char *newenv;
-+ asprintf(&newenv, "%s %s", oldenv, option);
-+ setenv("MODPROBE_OPTIONS", newenv, 1);
-+ } else
-+ setenv("MODPROBE_OPTIONS", option, 1);
-+}
-+
-+/* Prepend options from environment. */
-+static char **merge_args(char *args, char *argv[], int *argc)
-+{
-+ char *arg, *argstring;
-+ char **newargs = NULL;
-+ unsigned int i, num_env = 0;
-+
-+ if (!args)
-+ return argv;
-+
-+ argstring = NOFAIL(strdup(args));
-+ for (arg = strtok(argstring, " "); arg; arg = strtok(NULL, " ")) {
-+ num_env++;
-+ newargs = NOFAIL(realloc(newargs,
-+ sizeof(newargs[0])
-+ * (num_env + *argc + 1)));
-+ newargs[num_env] = arg;
-+ }
-+
-+ /* Append commandline args */
-+ newargs[0] = argv[0];
-+ for (i = 1; i <= *argc; i++)
-+ newargs[num_env+i] = argv[i];
-+
-+ *argc += num_env;
-+ return newargs;
-+}
-+
-+static char *gather_options(char *argv[])
-+{
-+ char *optstring = NOFAIL(strdup(""));
-+
-+ /* Rest is module options */
-+ while (*argv) {
-+ /* Quote value if it contains spaces. */
-+ unsigned int eq = strcspn(*argv, "=");
-+
-+ if (strchr(*argv+eq, ' ') && !strchr(*argv, '"')) {
-+ char quoted[strlen(*argv) + 3];
-+ (*argv)[eq] = '\0';
-+ sprintf(quoted, "%s=\"%s\"", *argv, *argv+eq+1);
-+ optstring = append_option(optstring, quoted);
-+ } else
-+ optstring = append_option(optstring, *argv);
-+ argv++;
-+ }
-+ return optstring;
-+}
-+
-+static void handle_module(const char *modname,
-+ struct list_head *todo_list,
-+ const char *newname,
-+ int remove,
-+ char *options,
-+ int first_time,
-+ errfn_t error,
-+ int dry_run,
-+ int verbose,
-+ struct module_options *modoptions,
-+ struct module_command *commands,
-+ int ignore_commands,
-+ int ignore_proc,
-+ int strip_vermagic,
-+ int strip_modversion,
-+ int unknown_silent,
-+ const char *cmdline_opts)
-+{
-+ if (list_empty(todo_list)) {
-+ const char *command;
-+
-+ /* The dependencies have to be real modules, but
-+ handle case where the first is completely bogus. */
-+ command = find_command(modname, commands);
-+ if (command && !ignore_commands) {
-+ do_command(modname, command, verbose, dry_run, error,
-+ remove ? "remove":"install", cmdline_opts);
-+ return;
-+ }
-+
-+ if (unknown_silent)
-+ exit(1);
-+ error("Module %s not found.\n", modname);
-+ return;
-+ }
-+
-+ if (remove)
-+ rmmod(todo_list, newname, first_time, error, dry_run, verbose,
-+ commands, ignore_commands, 0, cmdline_opts);
-+ else
-+ insmod(todo_list, NOFAIL(strdup(options)), newname,
-+ first_time, error, dry_run, verbose, modoptions,
-+ commands, ignore_commands, ignore_proc, strip_vermagic,
-+ strip_modversion, cmdline_opts);
-+}
-+
-+static struct option options[] = { { "verbose", 0, NULL, 'v' },
-+ { "version", 0, NULL, 'V' },
-+ { "config", 1, NULL, 'C' },
-+ { "name", 1, NULL, 'o' },
-+ { "remove", 0, NULL, 'r' },
-+ { "showconfig", 0, NULL, 'c' },
-+ { "autoclean", 0, NULL, 'k' },
-+ { "quiet", 0, NULL, 'q' },
-+ { "show", 0, NULL, 'n' },
-+ { "dry-run", 0, NULL, 'n' },
-+ { "syslog", 0, NULL, 's' },
-+ { "type", 1, NULL, 't' },
-+ { "list", 0, NULL, 'l' },
-+ { "all", 0, NULL, 'a' },
-+ { "ignore-install", 0, NULL, 'i' },
-+ { "ignore-remove", 0, NULL, 'i' },
-+ { "force", 0, NULL, 'f' },
-+ { "force-vermagic", 0, NULL, 1 },
-+ { "force-modversion", 0, NULL, 2 },
-+ { "set-version", 1, NULL, 'S' },
-+ { "show-depends", 0, NULL, 'D' },
-+ { "first-time", 0, NULL, 3 },
-+ { "use-blacklist", 0, NULL, 'b' },
-+ { NULL, 0, NULL, 0 } };
-+
-+#define MODPROBE_DEVFSD_CONF "/etc/modprobe.devfs"
-+
-+/* This is a horrible hack to allow devfsd, which calls modprobe with
-+ -C /etc/modules.conf or /etc/modules.devfs, to work. FIXME. */
-+/* Modern devfsd or variants should use -q explicitly in 2.6. */
-+static int is_devfs_call(char *argv[])
-+{
-+ unsigned int i;
-+
-+ /* Look for "/dev" arg */
-+ for (i = 1; argv[i]; i++) {
-+ if (strncmp(argv[i], "/dev/", 5) == 0)
-+ return 1;
-+ }
-+ return 0;
-+}
-+
-+int main(int argc, char *argv[])
-+{
-+ struct utsname buf;
-+ struct stat statbuf;
-+ int opt;
-+ int dump_only = 0;
-+ int dry_run = 0;
-+ int remove = 0;
-+ int verbose = 0;
-+ int unknown_silent = 0;
-+ int list_only = 0;
-+ int all = 0;
-+ int ignore_commands = 0;
-+ int strip_vermagic = 0;
-+ int strip_modversion = 0;
-+ int ignore_proc = 0;
-+ int first_time = 0;
-+ int use_blacklist = 0;
-+ unsigned int i, num_modules;
-+ char *type = NULL;
-+ const char *config = NULL;
-+ char *dirname, *optstring;
-+ char *newname = NULL;
-+ char *aliasfilename, *symfilename;
-+ errfn_t error = fatal;
-+
-+ /* Prepend options from environment. */
-+ argv = merge_args(getenv("MODPROBE_OPTIONS"), argv, &argc);
-+
-+ /* --set-version overrides version, and disables backwards compat. */
-+ for (opt = 1; opt < argc; opt++)
-+ if (strncmp(argv[opt],"--set-version",strlen("--set-version"))
-+ == 0)
-+ break;
-+
-+ if (opt == argc)
-+ try_old_version("modprobe", argv);
-+
-+ uname(&buf);
-+ while ((opt = getopt_long(argc, argv, "vVC:o:rknqQsclt:aifb", options, NULL)) != -1){
-+ switch (opt) {
-+ case 'v':
-+ add_to_env_var("-v");
-+ verbose = 1;
-+ break;
-+ case 'V':
-+ puts("module-init-tools version 3.2.2");
-+ exit(0);
-+ case 'S':
-+ strncpy(buf.release, optarg, sizeof(buf.release));
-+ buf.release[sizeof(buf.release)-1] = '\0';
-+ break;
-+ case 'C':
-+ if (is_devfs_call(argv)) {
-+ if (streq("/etc/modules.devfs", optarg)) {
-+ config = MODPROBE_DEVFSD_CONF;
-+ add_to_env_var("-C");
-+ add_to_env_var(config);
-+ /* Fall thru to -q */
-+ } else if (streq("/etc/modules.conf", optarg))
-+ /* Ignore config, fall thru to -q */
-+ ;
-+ else {
-+ /* False alarm. Treat as normal. */
-+ config = optarg;
-+ add_to_env_var("-C");
-+ add_to_env_var(config);
-+ break;
-+ }
-+ } else {
-+ config = optarg;
-+ add_to_env_var("-C");
-+ add_to_env_var(config);
-+ break;
-+ }
-+ case 'q':
-+ unknown_silent = 1;
-+ add_to_env_var("-q");
-+ break;
-+ case 'D':
-+ dry_run = 1;
-+ ignore_proc = 1;
-+ verbose = 1;
-+ add_to_env_var("-D");
-+ break;
-+ case 'o':
-+ newname = optarg;
-+ break;
-+ case 'r':
-+ remove = 1;
-+ break;
-+ case 'c':
-+ dump_only = 1;
-+ break;
-+ case 't':
-+ type = optarg;
-+ break;
-+ case 'l':
-+ list_only = 1;
-+ break;
-+ case 'a':
-+ all = 1;
-+ error = warn;
-+ break;
-+ case 'k':
-+ /* FIXME: This should actually do something */
-+ break;
-+ case 'n':
-+ dry_run = 1;
-+ break;
-+ case 's':
-+ add_to_env_var("-s");
-+ log = 1;
-+ break;
-+ case 'i':
-+ ignore_commands = 1;
-+ break;
-+ case 'f':
-+ strip_vermagic = 1;
-+ strip_modversion = 1;
-+ break;
-+ case 'b':
-+ use_blacklist = 1;
-+ break;
-+ case 1:
-+ strip_vermagic = 1;
-+ break;
-+ case 2:
-+ strip_modversion = 1;
-+ break;
-+ case 3:
-+ first_time = 1;
-+ break;
-+ default:
-+ print_usage(argv[0]);
-+ }
-+ }
-+
-+ /* If stderr not open, go to syslog */
-+ if (log || fstat(STDERR_FILENO, &statbuf) != 0) {
-+ openlog("modprobe", LOG_CONS, LOG_DAEMON);
-+ log = 1;
-+ }
-+
-+ if (argc < optind + 1 && !dump_only && !list_only && !remove)
-+ print_usage(argv[0]);
-+
-+ dirname = NOFAIL(malloc(strlen(buf.release) + sizeof(MODULE_DIR) + 1));
-+ sprintf(dirname, "%s/%s", MODULE_DIR, buf.release);
-+ aliasfilename = NOFAIL(malloc(strlen(dirname)
-+ + sizeof("/modules.alias")));
-+ sprintf(aliasfilename, "%s/modules.alias", dirname);
-+ symfilename = NOFAIL(malloc(strlen(dirname)
-+ + sizeof("/modules.symbols")));
-+ sprintf(symfilename, "%s/modules.symbols", dirname);
-+
-+ /* Old-style -t xxx wildcard? Only with -l. */
-+ if (list_only) {
-+ if (optind+1 < argc)
-+ fatal("Can't have multiple wildcards\n");
-+ /* fprintf(stderr, "man find\n"); return 1; */
-+ return do_wildcard(dirname, type, argv[optind]?:"*");
-+ }
-+ if (type)
-+ fatal("-t only supported with -l");
-+
-+ if (dump_only) {
-+ struct module_command *commands = NULL;
-+ struct module_options *modoptions = NULL;
-+ struct module_alias *aliases = NULL;
-+ struct module_blacklist *blacklist = NULL;
-+
-+ read_toplevel_config(config, "", 1, 0,
-+ &modoptions, &commands, &aliases, &blacklist);
-+ read_config(aliasfilename, "", 1, 0,&modoptions, &commands,
-+ &aliases, &blacklist);
-+ read_config(symfilename, "", 1, 0, &modoptions, &commands,
-+ &aliases, &blacklist);
-+ exit(0);
-+ }
-+
-+ if (remove || all) {
-+ num_modules = argc - optind;
-+ optstring = NOFAIL(strdup(""));
-+ } else {
-+ num_modules = 1;
-+ optstring = gather_options(argv+optind+1);
-+ }
-+
-+ /* num_modules is always 1 except for -r or -a. */
-+ for (i = 0; i < num_modules; i++) {
-+ struct module_command *commands = NULL;
-+ struct module_options *modoptions = NULL;
-+ struct module_alias *aliases = NULL;
-+ struct module_blacklist *blacklist = NULL;
-+ LIST_HEAD(list);
-+ char *modulearg = argv[optind + i];
-+
-+ /* Convert name we are looking for */
-+ underscores(modulearg);
-+
-+ /* Returns the resolved alias, options */
-+ read_toplevel_config(config, modulearg, 0,
-+ remove, &modoptions, &commands, &aliases, &blacklist);
-+
-+ /* No luck? Try symbol names, if starts with symbol:. */
-+ if (!aliases
-+ && strncmp(modulearg, "symbol:", strlen("symbol:")) == 0)
-+ read_config(symfilename, modulearg, 0,
-+ remove, &modoptions, &commands,
-+ &aliases, &blacklist);
-+
-+ if (!aliases) {
-+ /* We only use canned aliases as last resort. */
-+ read_depends(dirname, modulearg, &list);
-+
-+ if (list_empty(&list)
-+ && !find_command(modulearg, commands))
-+ {
-+ read_config(aliasfilename, modulearg, 0,
-+ remove, &modoptions, &commands,
-+ &aliases, &blacklist);
-+ aliases = apply_blacklist(aliases, blacklist);
-+ }
-+ }
-+
-+ if (aliases) {
-+ errfn_t err = error;
-+
-+ /* More than one alias? Don't bail out on failure. */
-+ if (aliases->next)
-+ err = warn;
-+ while (aliases) {
-+ /* Add the options for this alias. */
-+ char *opts = NOFAIL(strdup(optstring));
-+ opts = add_extra_options(modulearg,
-+ opts, modoptions);
-+
-+ read_depends(dirname, aliases->module, &list);
-+ handle_module(aliases->module, &list, newname,
-+ remove, opts, first_time, err,
-+ dry_run, verbose, modoptions,
-+ commands, ignore_commands,
-+ ignore_proc, strip_vermagic,
-+ strip_modversion,
-+ unknown_silent,
-+ optstring);
-+
-+ aliases = aliases->next;
-+ INIT_LIST_HEAD(&list);
-+ }
-+ } else {
-+ if (use_blacklist
-+ && find_blacklist(modulearg, blacklist))
-+ continue;
-+
-+ handle_module(modulearg, &list, newname, remove,
-+ optstring, first_time, error, dry_run,
-+ verbose, modoptions, commands,
-+ ignore_commands, ignore_proc,
-+ strip_vermagic, strip_modversion,
-+ unknown_silent, optstring);
-+ }
-+ }
-+ if (log)
-+ closelog();
-+
-+ return 0;
-+}
git.openpandora.org / openembedded.git / commitdiff