diff options
author | Denys Dmytriyenko <denis@denix.org> | 2009-03-17 14:32:59 -0400 |
---|---|---|
committer | Denys Dmytriyenko <denis@denix.org> | 2009-03-17 14:32:59 -0400 |
commit | 709c4d66e0b107ca606941b988bad717c0b45d9b (patch) | |
tree | 37ee08b1eb308f3b2b6426d5793545c38396b838 /packages/klibc/files/modprobe.patch | |
parent | fa6cd5a3b993f16c27de4ff82b42684516d433ba (diff) |
rename packages/ to recipes/ per earlier agreement
See links below for more details:
http://thread.gmane.org/gmane.comp.handhelds.openembedded/21326
http://thread.gmane.org/gmane.comp.handhelds.openembedded/21816
Signed-off-by: Denys Dmytriyenko <denis@denix.org>
Acked-by: Mike Westerhof <mwester@dls.net>
Acked-by: Philip Balister <philip@balister.org>
Acked-by: Khem Raj <raj.khem@gmail.com>
Acked-by: Marcin Juszkiewicz <hrw@openembedded.org>
Acked-by: Koen Kooi <koen@openembedded.org>
Acked-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Diffstat (limited to 'packages/klibc/files/modprobe.patch')
-rw-r--r-- | packages/klibc/files/modprobe.patch | 1985 |
1 files changed, 0 insertions, 1985 deletions
diff --git a/packages/klibc/files/modprobe.patch b/packages/klibc/files/modprobe.patch deleted file mode 100644 index 074b0b6311..0000000000 --- a/packages/klibc/files/modprobe.patch +++ /dev/null @@ -1,1985 +0,0 @@ -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; -+} |