flash_lock, flash_unlock: new applets
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| @@ -155,8 +155,9 @@ IF_FDISK(APPLET(fdisk, _BB_DIR_SBIN, _BB_SUID_NEVER)) | |
| IF_FEATURE_GREP_FGREP_ALIAS(APPLET_ODDNAME(fgrep, grep, _BB_DIR_BIN, _BB_SUID_NEVER, fgrep)) | |
| IF_FIND(APPLET_NOEXEC(find, find, _BB_DIR_USR_BIN, _BB_SUID_NEVER, find)) | |
| IF_FINDFS(APPLET(findfs, _BB_DIR_SBIN, _BB_SUID_MAYBE)) | |
| - | //IF_FLASH_ERASEALL(APPLET_ODDNAME(flash_eraseall, flash_eraseall, _BB_DIR_USR_SBIN, _BB_SUID_NEVER, flash_eraseall)) |
| IF_FLASH_ERASEALL(APPLET(flash_eraseall, _BB_DIR_USR_SBIN, _BB_SUID_NEVER)) | |
| + | IF_FLASH_LOCK(APPLET_ODDNAME(flash_lock, flash_lock_unlock, _BB_DIR_USR_SBIN, _BB_SUID_NEVER, flash_lock)) |
| + | IF_FLASH_UNLOCK(APPLET_ODDNAME(flash_unlock, flash_lock_unlock, _BB_DIR_USR_SBIN, _BB_SUID_NEVER, flash_unlock)) |
| IF_FOLD(APPLET(fold, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) | |
| IF_FREE(APPLET(free, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) | |
| IF_FREERAMDISK(APPLET(freeramdisk, _BB_DIR_SBIN, _BB_SUID_NEVER)) | |
| @@ -1248,6 +1248,17 @@ | |
| "$ find / -name passwd\n" \ | |
| "/etc/passwd\n" | |
| + | #define flash_lock_trivial_usage \ |
| + | "MTD_DEVICE OFFSET SECTORS" |
| + | #define flash_lock_full_usage "\n\n" \ |
| + | "Lock part or all of an MTD device. If SECTORS is -1, then all sectors\n" \ |
| + | "will be locked, regardless of the value of OFFSET" |
| + | |
| + | #define flash_unlock_trivial_usage \ |
| + | "MTD_DEVICE" |
| + | #define flash_unlock_full_usage "\n\n" \ |
| + | "Unlock an MTD device" |
| + | |
| #define flash_eraseall_trivial_usage \ | |
| "[-jq] MTD_DEVICE" | |
| #define flash_eraseall_full_usage "\n\n" \ | |
| @@ -22,6 +22,7 @@ unsigned type xato##UT##_sfx(const char *str, const struct suffix_mult *sfx) FAS | |
| unsigned type xato##UT(const char *str) FAST_FUNC; \ | |
| type xstrto##T##_range_sfx(const char *str, int b, type l, type u, const struct suffix_mult *sfx) FAST_FUNC; \ | |
| type xstrto##T##_range(const char *str, int b, type l, type u) FAST_FUNC; \ | |
| + | type xstrto##T(const char *str, int b) FAST_FUNC; \ |
| type xato##T##_range_sfx(const char *str, type l, type u, const struct suffix_mult *sfx) FAST_FUNC; \ | |
| type xato##T##_range(const char *str, type l, type u) FAST_FUNC; \ | |
| type xato##T##_sfx(const char *str, const struct suffix_mult *sfx) FAST_FUNC; \ | |
| @@ -66,6 +67,9 @@ static ALWAYS_INLINE \ | |
| narrow xstrto##N##_range(const char *str, int b, narrow l, narrow u) \ | |
| { return xstrto##W##_range(str, b, l, u); } \ | |
| static ALWAYS_INLINE \ | |
| + | narrow xstrto##N(const char *str, int b) \ |
| + | { return xstrto##W(str, b); } \ |
| + | static ALWAYS_INLINE \ |
| narrow xato##N##_range_sfx(const char *str, narrow l, narrow u, const struct suffix_mult *sfx) \ | |
| { return xato##W##_range_sfx(str, l, u, sfx); } \ | |
| static ALWAYS_INLINE \ | |
| @@ -157,6 +157,11 @@ type FAST_FUNC xstrto(_range)(const char *numstr, int base, type lower, type upp | |
| return xstrto(_range_sfx)(numstr, base, lower, upper, NULL); | |
| } | |
| + | type FAST_FUNC xstrto()(const char *numstr, int base) |
| + | { |
| + | return xstrto(_range_sfx)(numstr, base, XSTR_TYPE_MIN, XSTR_TYPE_MAX, NULL); |
| + | } |
| + | |
| type FAST_FUNC xato(_range_sfx)(const char *numstr, | |
| type lower, | |
| type upper, | |
| @@ -30,7 +30,7 @@ static void xgroup_study(struct group *g) | |
| } | |
| /* if a specific gid is requested, the --system switch and */ | |
| - | /* min and max values are overriden, and the range of valid */ |
| + | /* min and max values are overridden, and the range of valid */ |
| /* gid values is set to [0, INT_MAX] */ | |
| if (!(option_mask32 & OPT_GID)) { | |
| if (option_mask32 & OPT_SYSTEM_ACCOUNT) { | |
| @@ -250,6 +250,20 @@ config FBSPLASH | |
| "NN" (ASCII decimal number) - percentage to show on progress bar | |
| "exit" - well you guessed it | |
| + | config FLASH_LOCK |
| + | bool "flash_lock" |
| + | default n |
| + | help |
| + | The flash_lock binary from mtd-utils as of git head 5ec0c10d0. This |
| + | utility locks part or all of the flash device. |
| + | |
| + | config FLASH_UNLOCK |
| + | bool "flash_unlock" |
| + | default n |
| + | help |
| + | The flash_unlock binary from mtd-utils as of git head 5ec0c10d0. This |
| + | utility unlocks part or all of the flash device. |
| + | |
| config FLASH_ERASEALL | |
| bool "flash_eraseall" | |
| default n | |
| @@ -16,7 +16,9 @@ lib-$(CONFIG_DEVFSD) += devfsd.o | |
| lib-$(CONFIG_DEVMEM) += devmem.o | |
| lib-$(CONFIG_EJECT) += eject.o | |
| lib-$(CONFIG_FBSPLASH) += fbsplash.o | |
| - | lib-$(CONFIG_FLASH_ERASEALL) += flash_eraseall.o |
| + | lib-$(CONFIG_FLASH_ERASEALL) += flash_eraseall.o |
| + | lib-$(CONFIG_FLASH_LOCK) += flash_lock_unlock.o |
| + | lib-$(CONFIG_FLASH_UNLOCK) += flash_lock_unlock.o |
| lib-$(CONFIG_IONICE) += ionice.o | |
| lib-$(CONFIG_HDPARM) += hdparm.o | |
| lib-$(CONFIG_INOTIFYD) += inotifyd.o | |
| @@ -0,0 +1,69 @@ | |
| + | /* vi: set sw=4 ts=4: */ |
| + | /* Ported to busybox from mtd-utils. |
| + | * |
| + | * Licensed under GPLv2, see file LICENSE in this tarball for details. |
| + | */ |
| + | #include "libbb.h" |
| + | #include <mtd/mtd-user.h> |
| + | |
| + | int flash_lock_unlock_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
| + | int flash_lock_unlock_main(int argc UNUSED_PARAM, char **argv) |
| + | { |
| + | /* note: fields in these structs are 32-bits. |
| + | * apparently we can't win anything by using off_t |
| + | * or long long's for offset and/or sectors vars. */ |
| + | struct mtd_info_user info; |
| + | struct erase_info_user lock; |
| + | unsigned long offset; |
| + | long sectors; |
| + | int fd; |
| + | |
| + | #define do_lock (ENABLE_FLASH_LOCK && (!ENABLE_FLASH_UNLOCK || (applet_name[6] == 'l'))) |
| + | |
| + | if (!argv[1]) |
| + | bb_show_usage(); |
| + | |
| + | /* parse offset and number of sectors to lock */ |
| + | offset = 0; |
| + | sectors = -1; |
| + | if (do_lock) { |
| + | if (!argv[2] || !argv[3]) |
| + | bb_show_usage(); |
| + | offset = xstrtoul(argv[2], 0); |
| + | sectors = xstrtol(argv[3], 0); |
| + | } |
| + | |
| + | fd = xopen(argv[1], O_RDWR); |
| + | |
| + | xioctl(fd, MEMGETINFO, &info); |
| + | |
| + | lock.start = 0; |
| + | lock.length = info.size; |
| + | if (do_lock) { |
| + | unsigned long size = info.size - info.erasesize; |
| + | if (offset > size) { |
| + | bb_error_msg_and_die("%lx is beyond device size %lx\n", |
| + | offset, size); |
| + | } |
| + | |
| + | if (sectors == -1) { |
| + | sectors = info.size / info.erasesize; |
| + | } else { |
| + | // isn't this useless? |
| + | unsigned long num = info.size / info.erasesize; |
| + | if (sectors > num) { |
| + | bb_error_msg_and_die("%ld are too many " |
| + | "sectors, device only has " |
| + | "%ld\n", sectors, num); |
| + | } |
| + | } |
| + | |
| + | lock.start = offset; |
| + | lock.length = sectors * info.erasesize; |
| + | xioctl(fd, MEMLOCK, &lock); |
| + | } else { |
| + | xioctl(fd, MEMUNLOCK, &lock); |
| + | } |
| + | |
| + | return EXIT_SUCCESS; |
| + | } |
| @@ -656,7 +656,7 @@ depmod -[aA] [-n -e -v -q -V -r -u] | |
| [-b basedirectory] [forced_version] | |
| depmod [-n -e -v -q -r -u] [-F kernelsyms] module1.ko module2.ko ... | |
| If no arguments (except options) are given, "depmod -a" is assumed. | |
| - | depmod will output a dependancy list suitable for the modprobe utility. |
| + | depmod will output a dependency list suitable for the modprobe utility. |
| Options: | |
| -a, --all Probe all modules | |
| -A, --quick Only does the work if there's a new module | |
| @@ -322,7 +322,7 @@ static int print_qdisc(const struct sockaddr_nl *who UNUSED_PARAM, | |
| int qqq = index_in_strings(_q_, name); | |
| if (qqq == 0) { /* pfifo_fast aka prio */ | |
| prio_print_opt(tb[TCA_OPTIONS]); | |
| - | } else if (qqq == 1) { /* class based queueing */ |
| + | } else if (qqq == 1) { /* class based queuing */ |
| cbq_print_opt(tb[TCA_OPTIONS]); | |
| } else | |
| bb_error_msg("unknown %s", name); | |
| @@ -388,7 +388,7 @@ static int print_class(const struct sockaddr_nl *who UNUSED_PARAM, | |
| int qqq = index_in_strings(_q_, name); | |
| if (qqq == 0) { /* pfifo_fast aka prio */ | |
| /* nothing. */ /*prio_print_opt(tb[TCA_OPTIONS]);*/ | |
| - | } else if (qqq == 1) { /* class based queueing */ |
| + | } else if (qqq == 1) { /* class based queuing */ |
| /* cbq_print_copt() is identical to cbq_print_opt(). */ | |
| cbq_print_opt(tb[TCA_OPTIONS]); | |
| } else | |