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-rw-r--r--TODO_config_nommu86
-rw-r--r--archival/Config.in114
-rw-r--r--archival/bbunzip.c12
-rw-r--r--archival/dpkg.c8
-rw-r--r--archival/dpkg_deb.c4
-rw-r--r--archival/libunarchive/Kbuild26
-rw-r--r--archival/libunarchive/decompress_bunzip2.c29
-rw-r--r--archival/libunarchive/decompress_uncompress.c8
-rw-r--r--archival/libunarchive/filter_accept_list_reassign.c15
-rw-r--r--archival/libunarchive/get_header_tar.c4
-rw-r--r--archival/libunarchive/get_header_tar_bz2.c2
-rw-r--r--archival/rpm.c24
-rw-r--r--archival/tar.c92
-rw-r--r--include/libbb.h5
-rw-r--r--include/unarchive.h19
-rw-r--r--include/usage.h14
-rw-r--r--libbb/appletlib.c3
-rw-r--r--libbb/read.c89
-rw-r--r--modutils/Config.in7
-rw-r--r--modutils/modprobe-small.c12
-rw-r--r--scripts/defconfig70
21 files changed, 324 insertions, 319 deletions
diff --git a/TODO_config_nommu b/TODO_config_nommu
index 308e5d7fa..90bd5b24a 100644
--- a/TODO_config_nommu
+++ b/TODO_config_nommu
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Busybox version: 1.11.0.svn
-# Mon Apr 21 23:20:35 2008
+# Busybox version: 1.12.0.svn
+# Tue Aug 5 14:43:04 2008
#
CONFIG_HAVE_DOT_CONFIG=y
@@ -13,6 +13,7 @@ CONFIG_HAVE_DOT_CONFIG=y
# General Configuration
#
CONFIG_DESKTOP=y
+CONFIG_FEATURE_ASSUME_UNICODE=y
CONFIG_FEATURE_BUFFERS_USE_MALLOC=y
# CONFIG_FEATURE_BUFFERS_GO_ON_STACK is not set
# CONFIG_FEATURE_BUFFERS_GO_IN_BSS is not set
@@ -38,21 +39,25 @@ CONFIG_FEATURE_HAVE_RPC=y
# Build Options
#
# CONFIG_STATIC is not set
+# CONFIG_PIE is not set
CONFIG_NOMMU=y
# CONFIG_BUILD_LIBBUSYBOX is not set
# CONFIG_FEATURE_INDIVIDUAL is not set
# CONFIG_FEATURE_SHARED_BUSYBOX is not set
CONFIG_LFS=y
+CONFIG_CROSS_COMPILER_PREFIX=""
#
# Debugging Options
#
# CONFIG_DEBUG is not set
+# CONFIG_DEBUG_PESSIMIZE is not set
# CONFIG_WERROR is not set
CONFIG_NO_DEBUG_LIB=y
# CONFIG_DMALLOC is not set
# CONFIG_EFENCE is not set
CONFIG_INCLUDE_SUSv2=y
+# CONFIG_PARSE is not set
#
# Installation Options
@@ -86,6 +91,7 @@ CONFIG_FEATURE_VERBOSE_CP_MESSAGE=y
CONFIG_FEATURE_COPYBUF_KB=4
CONFIG_MONOTONIC_SYSCALL=y
CONFIG_IOCTL_HEX2STR_ERROR=y
+CONFIG_FEATURE_HWIB=y
#
# Applets
@@ -94,6 +100,10 @@ CONFIG_IOCTL_HEX2STR_ERROR=y
#
# Archival Utilities
#
+CONFIG_FEATURE_SEAMLESS_LZMA=y
+CONFIG_FEATURE_SEAMLESS_BZ2=y
+CONFIG_FEATURE_SEAMLESS_GZ=y
+CONFIG_FEATURE_SEAMLESS_Z=y
CONFIG_AR=y
CONFIG_FEATURE_AR_LONG_FILENAMES=y
CONFIG_BUNZIP2=y
@@ -104,17 +114,11 @@ CONFIG_DPKG=y
CONFIG_DPKG_DEB=y
CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY=y
CONFIG_GUNZIP=y
-CONFIG_FEATURE_GUNZIP_UNCOMPRESS=y
CONFIG_GZIP=y
CONFIG_RPM2CPIO=y
CONFIG_RPM=y
-CONFIG_FEATURE_RPM_BZ2=y
CONFIG_TAR=y
CONFIG_FEATURE_TAR_CREATE=y
-CONFIG_FEATURE_TAR_GZIP=y
-CONFIG_FEATURE_TAR_BZIP2=y
-CONFIG_FEATURE_TAR_LZMA=y
-CONFIG_FEATURE_TAR_COMPRESS=y
CONFIG_FEATURE_TAR_AUTODETECT=y
CONFIG_FEATURE_TAR_FROM=y
CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY=y
@@ -128,17 +132,6 @@ CONFIG_FEATURE_LZMA_FAST=y
CONFIG_UNZIP=y
#
-# Common options for cpio and tar
-#
-
-#
-# Common options for dpkg and dpkg_deb
-#
-CONFIG_FEATURE_DEB_TAR_GZ=y
-CONFIG_FEATURE_DEB_TAR_BZ2=y
-CONFIG_FEATURE_DEB_TAR_LZMA=y
-
-#
# Coreutils
#
CONFIG_BASENAME=y
@@ -216,6 +209,7 @@ CONFIG_SEQ=y
CONFIG_SHA1SUM=y
CONFIG_SLEEP=y
CONFIG_FEATURE_FANCY_SLEEP=y
+CONFIG_FEATURE_FLOAT_SLEEP=y
CONFIG_SORT=y
CONFIG_FEATURE_SORT_BIG=y
CONFIG_SPLIT=y
@@ -386,8 +380,9 @@ CONFIG_MESG=y
# Login/Password Management Utilities
#
CONFIG_FEATURE_SHADOWPASSWDS=y
-CONFIG_USE_BB_SHADOW=y
CONFIG_USE_BB_PWD_GRP=y
+CONFIG_USE_BB_SHADOW=y
+CONFIG_USE_BB_CRYPT=y
CONFIG_ADDGROUP=y
CONFIG_FEATURE_ADDUSER_TO_GROUP=y
CONFIG_DELGROUP=y
@@ -424,25 +419,30 @@ CONFIG_LSATTR=y
#
# Linux Module Utilities
#
-CONFIG_INSMOD=y
-CONFIG_FEATURE_INSMOD_VERSION_CHECKING=y
-CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS=y
-CONFIG_FEATURE_INSMOD_LOADINKMEM=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL=y
-CONFIG_RMMOD=y
-CONFIG_LSMOD=y
-CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT=y
-CONFIG_MODPROBE=y
-CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y
-CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y
-
-#
-# Options common to multiple modutils
-#
-CONFIG_FEATURE_CHECK_TAINTED_MODULE=y
-CONFIG_FEATURE_2_4_MODULES=y
-CONFIG_FEATURE_2_6_MODULES=y
+CONFIG_MODPROBE_SMALL=y
+CONFIG_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE=y
+CONFIG_FEATURE_MODPROBE_SMALL_CHECK_ALREADY_LOADED=y
+# CONFIG_DEPMOD is not set
+# CONFIG_FEATURE_DEPMOD_PRUNE_FANCY is not set
+# CONFIG_FEATURE_DEPMOD_ALIAS is not set
+# CONFIG_INSMOD is not set
+# CONFIG_FEATURE_INSMOD_VERSION_CHECKING is not set
+# CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS is not set
+# CONFIG_FEATURE_INSMOD_LOADINKMEM is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL is not set
+# CONFIG_RMMOD is not set
+# CONFIG_LSMOD is not set
+# CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT is not set
+# CONFIG_MODPROBE is not set
+# CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS is not set
+# CONFIG_FEATURE_MODPROBE_FANCY_ALIAS is not set
+# CONFIG_FEATURE_MODPROBE_BLACKLIST is not set
+# CONFIG_FEATURE_CHECK_TAINTED_MODULE is not set
+# CONFIG_FEATURE_2_4_MODULES is not set
+# CONFIG_FEATURE_2_6_MODULES is not set
+CONFIG_DEFAULT_MODULES_DIR="/lib/modules"
+CONFIG_DEFAULT_DEPMOD_FILE="modules.dep"
# CONFIG_FEATURE_QUERY_MODULE_INTERFACE is not set
#
@@ -525,6 +525,7 @@ CONFIG_RTCWAKE=y
CONFIG_SCRIPT=y
CONFIG_SETARCH=y
CONFIG_SWAPONOFF=y
+CONFIG_FEATURE_SWAPON_PRI=y
CONFIG_SWITCH_ROOT=y
CONFIG_UMOUNT=y
CONFIG_FEATURE_UMOUNT_ALL=y
@@ -562,7 +563,10 @@ CONFIG_DC=y
CONFIG_EJECT=y
CONFIG_FEATURE_EJECT_SCSI=y
CONFIG_FBSPLASH=y
+CONFIG_INOTIFYD=y
CONFIG_LAST=y
+CONFIG_FEATURE_LAST_SMALL=y
+# CONFIG_FEATURE_LAST_FANCY is not set
CONFIG_LESS=y
CONFIG_FEATURE_LESS_MAXLINES=9999999
CONFIG_FEATURE_LESS_BRACKETS=y
@@ -590,7 +594,6 @@ CONFIG_RUNLEVEL=y
CONFIG_RX=y
CONFIG_SETSID=y
CONFIG_STRINGS=y
-CONFIG_SYMLINKS=y
CONFIG_TASKSET=y
CONFIG_FEATURE_TASKSET_FANCY=y
CONFIG_TIME=y
@@ -675,6 +678,7 @@ CONFIG_NC_SERVER=y
CONFIG_NC_EXTRA=y
CONFIG_NETSTAT=y
CONFIG_FEATURE_NETSTAT_WIDE=y
+CONFIG_FEATURE_NETSTAT_PRG=y
CONFIG_NSLOOKUP=y
CONFIG_PING=y
CONFIG_PING6=y
@@ -765,6 +769,7 @@ CONFIG_FEATURE_SH_IS_NONE=y
# CONFIG_ASH_MATH_SUPPORT_64 is not set
# CONFIG_ASH_GETOPTS is not set
# CONFIG_ASH_BUILTIN_ECHO is not set
+# CONFIG_ASH_BUILTIN_PRINTF is not set
# CONFIG_ASH_BUILTIN_TEST is not set
# CONFIG_ASH_CMDCMD is not set
# CONFIG_ASH_MAIL is not set
@@ -778,6 +783,7 @@ CONFIG_HUSH_JOB=y
CONFIG_HUSH_TICK=y
CONFIG_HUSH_IF=y
CONFIG_HUSH_LOOPS=y
+CONFIG_HUSH_CASE=y
CONFIG_LASH=y
CONFIG_MSH=y
diff --git a/archival/Config.in b/archival/Config.in
index b26be6486..d6332a2b2 100644
--- a/archival/Config.in
+++ b/archival/Config.in
@@ -5,6 +5,30 @@
menu "Archival Utilities"
+config FEATURE_SEAMLESS_LZMA
+ bool "Make tar, rpm, man, modprobe etc understand .lzma data"
+ default n
+ help
+ Make tar, rpm, man, modprobe etc understand .lzma data.
+
+config FEATURE_SEAMLESS_BZ2
+ bool "Make tar, rpm, man, modprobe etc understand .bz2 data"
+ default n
+ help
+ Make tar, rpm, man, modprobe etc understand .bz2 data.
+
+config FEATURE_SEAMLESS_GZ
+ bool "Make tar, rpm, man, modprobe etc understand .gz data"
+ default n
+ help
+ Make tar, rpm, man, modprobe etc understand .gz data.
+
+config FEATURE_SEAMLESS_Z
+ bool "Make tar and gunzip understand .Z data"
+ default n
+ help
+ Make tar and gunzip understand .Z data.
+
config AR
bool "ar"
default n
@@ -126,15 +150,6 @@ config GUNZIP
You can use the `-t' option to test the integrity of
an archive, without decompressing it.
-config FEATURE_GUNZIP_UNCOMPRESS
- bool "Uncompress support"
- default n
- depends on GUNZIP
- help
- Enable if you want gunzip to have the ability to decompress
- archives created by the program compress (not much
- used anymore).
-
config GZIP
bool "gzip"
default n
@@ -154,13 +169,6 @@ config RPM
help
Mini RPM applet - queries and extracts RPM packages.
-config FEATURE_RPM_BZ2
- bool "Enable handling of rpms with bzip2-compressed data inside"
- default n
- depends on RPM
- help
- Enable handling of rpms with bzip2-compressed data inside.
-
config TAR
bool "tar"
default n
@@ -179,42 +187,10 @@ config FEATURE_TAR_CREATE
If you enable this option you'll be able to create
tar archives using the `-c' option.
-config FEATURE_TAR_GZIP
- bool "Enable -z option"
- default y
- depends on TAR
- help
- If you enable this option tar will be able to call gzip,
- when creating or extracting tar gziped archives.
-
-config FEATURE_TAR_BZIP2
- bool "Enable -j option to handle .tar.bz2 files"
- default n
- depends on TAR
- help
- If you enable this option you'll be able to extract
- archives compressed with bzip2.
-
-config FEATURE_TAR_LZMA
- bool "Enable -a option to handle .tar.lzma files"
- default n
- depends on TAR
- help
- If you enable this option you'll be able to extract
- archives compressed with lzma.
-
-config FEATURE_TAR_COMPRESS
- bool "Enable -Z option"
- default n
- depends on TAR
- help
- If you enable this option tar will be able to call uncompress,
- when extracting .tar.Z archives.
-
config FEATURE_TAR_AUTODETECT
- bool "Autodetect gz/bz2 compresses tarballs"
+ bool "Autodetect gz/bz2 compressed tarballs"
default n
- depends on FEATURE_TAR_GZIP || FEATURE_TAR_BZIP2
+ depends on FEATURE_SEAMLESS_Z || FEATURE_SEAMLESS_GZ || FEATURE_SEAMLESS_BZ2 || FEATURE_SEAMLESS_LZMA
help
With this option tar can automatically detect gzip/bzip2 compressed
tarballs. Currently it works only on files (not pipes etc).
@@ -312,42 +288,4 @@ config UNZIP
current directory. Use the `-d' option to extract to a
directory of your choice.
-comment "Common options for cpio and tar"
- depends on CPIO || TAR
-
-comment "Common options for dpkg and dpkg_deb"
- depends on DPKG || DPKG_DEB
-
-config FEATURE_DEB_TAR_GZ
- bool "gzip debian packages (normal)"
- default y if DPKG || DPKG_DEB
- depends on DPKG || DPKG_DEB
- help
- This is the default compression method inside the debian ar file.
-
- If you want compatibility with standard .deb's you should say yes
- here.
-
-config FEATURE_DEB_TAR_BZ2
- bool "bzip2 debian packages"
- default n
- depends on DPKG || DPKG_DEB
- help
- This allows dpkg and dpkg-deb to extract deb's that are compressed
- internally with bzip2 instead of gzip.
-
- You only want this if you are creating your own custom debian
- packages that use an internal control.tar.bz2 or data.tar.bz2.
-
-config FEATURE_DEB_TAR_LZMA
- bool "lzma debian packages"
- default n
- depends on DPKG || DPKG_DEB
- help
- This allows dpkg and dpkg-deb to extract deb's that are compressed
- internally with lzma instead of gzip.
-
- You only want this if you are creating your own custom debian
- packages that use an internal control.tar.lzma or data.tar.lzma.
-
endmenu
diff --git a/archival/bbunzip.c b/archival/bbunzip.c
index 65bb8b7f4..c7962058e 100644
--- a/archival/bbunzip.c
+++ b/archival/bbunzip.c
@@ -161,7 +161,7 @@ char* make_new_name_bunzip2(char *filename)
static
USE_DESKTOP(long long) int unpack_bunzip2(void)
{
- return unpack_bz2_stream(STDIN_FILENO, STDOUT_FILENO);
+ return unpack_bz2_stream_prime(STDIN_FILENO, STDOUT_FILENO);
}
int bunzip2_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
@@ -218,8 +218,8 @@ char* make_new_name_gunzip(char *filename)
extension++;
if (strcmp(extension, "tgz" + 1) == 0
-#if ENABLE_FEATURE_GUNZIP_UNCOMPRESS
- || strcmp(extension, "Z") == 0
+#if ENABLE_FEATURE_SEAMLESS_Z
+ || (extension[0] == 'Z' && extension[1] == '\0')
#endif
) {
extension[-1] = '\0';
@@ -244,8 +244,8 @@ USE_DESKTOP(long long) int unpack_gunzip(void)
unsigned char magic2;
magic2 = xread_char(STDIN_FILENO);
- if (ENABLE_FEATURE_GUNZIP_UNCOMPRESS && magic2 == 0x9d) {
- status = uncompress(STDIN_FILENO, STDOUT_FILENO);
+ if (ENABLE_FEATURE_SEAMLESS_Z && magic2 == 0x9d) {
+ status = unpack_Z_stream(STDIN_FILENO, STDOUT_FILENO);
} else if (magic2 == 0x8b) {
status = unpack_gz_stream(STDIN_FILENO, STDOUT_FILENO);
} else {
@@ -351,7 +351,7 @@ USE_DESKTOP(long long) int unpack_uncompress(void)
if ((xread_char(STDIN_FILENO) != 0x1f) || (xread_char(STDIN_FILENO) != 0x9d)) {
bb_error_msg("invalid magic");
} else {
- status = uncompress(STDIN_FILENO, STDOUT_FILENO);
+ status = unpack_Z_stream(STDIN_FILENO, STDOUT_FILENO);
}
return status;
}
diff --git a/archival/dpkg.c b/archival/dpkg.c
index 54e963233..f31a7f017 100644
--- a/archival/dpkg.c
+++ b/archival/dpkg.c
@@ -1438,10 +1438,10 @@ static void init_archive_deb_control(archive_handle_t *ar_handle)
tar_handle->src_fd = ar_handle->src_fd;
/* We don't care about data.tar.* or debian-binary, just control.tar.* */
-#if ENABLE_FEATURE_DEB_TAR_GZ
+#if ENABLE_FEATURE_SEAMLESS_GZ
llist_add_to(&(ar_handle->accept), (char*)"control.tar.gz");
#endif
-#if ENABLE_FEATURE_DEB_TAR_BZ2
+#if ENABLE_FEATURE_SEAMLESS_BZ2
llist_add_to(&(ar_handle->accept), (char*)"control.tar.bz2");
#endif
@@ -1458,10 +1458,10 @@ static void init_archive_deb_data(archive_handle_t *ar_handle)
tar_handle->src_fd = ar_handle->src_fd;
/* We don't care about control.tar.* or debian-binary, just data.tar.* */
-#if ENABLE_FEATURE_DEB_TAR_GZ
+#if ENABLE_FEATURE_SEAMLESS_GZ
llist_add_to(&(ar_handle->accept), (char*)"data.tar.gz");
#endif
-#if ENABLE_FEATURE_DEB_TAR_BZ2
+#if ENABLE_FEATURE_SEAMLESS_BZ2
llist_add_to(&(ar_handle->accept), (char*)"data.tar.bz2");
#endif
diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c
index 9e6340fd3..f94c90c55 100644
--- a/archival/dpkg_deb.c
+++ b/archival/dpkg_deb.c
@@ -31,12 +31,12 @@ int dpkg_deb_main(int argc, char **argv)
ar_archive->sub_archive = tar_archive;
ar_archive->filter = filter_accept_list_reassign;
-#if ENABLE_FEATURE_DEB_TAR_GZ
+#if ENABLE_FEATURE_SEAMLESS_GZ
llist_add_to(&(ar_archive->accept), (char*)"data.tar.gz");
llist_add_to(&control_tar_llist, (char*)"control.tar.gz");
#endif
-#if ENABLE_FEATURE_DEB_TAR_BZ2
+#if ENABLE_FEATURE_SEAMLESS_BZ2
llist_add_to(&(ar_archive->accept), (char*)"data.tar.bz2");
llist_add_to(&control_tar_llist, (char*)"control.tar.bz2");
#endif
diff --git a/archival/libunarchive/Kbuild b/archival/libunarchive/Kbuild
index 468a7e82a..364f9174c 100644
--- a/archival/libunarchive/Kbuild
+++ b/archival/libunarchive/Kbuild
@@ -32,36 +32,20 @@ DPKG_FILES:= \
get_header_tar.o \
filter_accept_list_reassign.o
-lib-$(CONFIG_RPM) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_BZIP2) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_LZMA) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_GZIP) += open_transformer.o
-lib-$(CONFIG_FEATURE_TAR_COMPRESS) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += open_transformer.o
-lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += open_transformer.o
-
-lib-$(CONFIG_FEATURE_MODPROBE_SMALL_ZIPPED) += open_transformer.o decompress_unzip.o decompress_bunzip2.o
-
lib-$(CONFIG_AR) += get_header_ar.o unpack_ar_archive.o
lib-$(CONFIG_BUNZIP2) += decompress_bunzip2.o
lib-$(CONFIG_UNLZMA) += decompress_unlzma.o
lib-$(CONFIG_CPIO) += get_header_cpio.o
lib-$(CONFIG_DPKG) += $(DPKG_FILES)
lib-$(CONFIG_DPKG_DEB) += $(DPKG_FILES)
-lib-$(CONFIG_FEATURE_DEB_TAR_GZ) += decompress_unzip.o get_header_tar_gz.o
-lib-$(CONFIG_FEATURE_DEB_TAR_BZ2) += decompress_bunzip2.o get_header_tar_bz2.o
-lib-$(CONFIG_FEATURE_DEB_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
lib-$(CONFIG_GUNZIP) += decompress_unzip.o
-lib-$(CONFIG_FEATURE_GUNZIP_UNCOMPRESS) += decompress_uncompress.o
lib-$(CONFIG_RPM2CPIO) += decompress_unzip.o get_header_cpio.o
-lib-$(CONFIG_RPM) += decompress_unzip.o get_header_cpio.o
-lib-$(CONFIG_FEATURE_RPM_BZ2) += decompress_bunzip2.o
+lib-$(CONFIG_RPM) += open_transformer.o decompress_unzip.o get_header_cpio.o
lib-$(CONFIG_TAR) += get_header_tar.o
-lib-$(CONFIG_FEATURE_TAR_BZIP2) += decompress_bunzip2.o get_header_tar_bz2.o
-lib-$(CONFIG_FEATURE_TAR_LZMA) += decompress_unlzma.o get_header_tar_lzma.o
-lib-$(CONFIG_FEATURE_TAR_GZIP) += decompress_unzip.o get_header_tar_gz.o
-lib-$(CONFIG_FEATURE_TAR_COMPRESS) += decompress_uncompress.o
lib-$(CONFIG_UNCOMPRESS) += decompress_uncompress.o
lib-$(CONFIG_UNZIP) += decompress_unzip.o
+lib-$(CONFIG_FEATURE_SEAMLESS_Z) += open_transformer.o decompress_uncompress.o
+lib-$(CONFIG_FEATURE_SEAMLESS_GZ) += open_transformer.o decompress_unzip.o get_header_tar_gz.o
+lib-$(CONFIG_FEATURE_SEAMLESS_BZ2) += open_transformer.o decompress_bunzip2.o get_header_tar_bz2.o
+lib-$(CONFIG_FEATURE_SEAMLESS_LZMA) += open_transformer.o decompress_unlzma.o get_header_tar_lzma.o
lib-$(CONFIG_FEATURE_COMPRESS_USAGE) += decompress_bunzip2.o
diff --git a/archival/libunarchive/decompress_bunzip2.c b/archival/libunarchive/decompress_bunzip2.c
index 654dc28a9..b53720f23 100644
--- a/archival/libunarchive/decompress_bunzip2.c
+++ b/archival/libunarchive/decompress_bunzip2.c
@@ -590,7 +590,8 @@ int FAST_FUNC start_bunzip(bunzip_data **bdp, int in_fd, const unsigned char *in
bunzip_data *bd;
unsigned i;
enum {
- BZh0 = ('B' << 24) + ('Z' << 16) + ('h' << 8) + '0'
+ BZh0 = ('B' << 24) + ('Z' << 16) + ('h' << 8) + '0',
+ h0 = ('h' << 8) + '0',
};
/* Figure out how much data to allocate */
@@ -617,12 +618,18 @@ int FAST_FUNC start_bunzip(bunzip_data **bdp, int in_fd, const unsigned char *in
if (i) return i;
/* Ensure that file starts with "BZh['1'-'9']." */
- i = get_bits(bd, 32);
- if ((unsigned)(i - BZh0 - 1) >= 9) return RETVAL_NOT_BZIP_DATA;
+ /* Update: now caller verifies 1st two bytes, makes .gz/.bz2
+ * integration easier */
+ /* was: */
+ /* i = get_bits(bd, 32); */
+ /* if ((unsigned)(i - BZh0 - 1) >= 9) return RETVAL_NOT_BZIP_DATA; */
+ i = get_bits(bd, 16);
+ if ((unsigned)(i - h0 - 1) >= 9) return RETVAL_NOT_BZIP_DATA;
/* Fourth byte (ascii '1'-'9') indicates block size in units of 100k of
uncompressed data. Allocate intermediate buffer for block. */
- bd->dbufSize = 100000 * (i - BZh0);
+ /* bd->dbufSize = 100000 * (i - BZh0); */
+ bd->dbufSize = 100000 * (i - h0);
/* Cannot use xmalloc - may leak bd in NOFORK case! */
bd->dbuf = malloc_or_warn(bd->dbufSize * sizeof(int));
@@ -682,6 +689,17 @@ unpack_bz2_stream(int src_fd, int dst_fd)
return i ? i : USE_DESKTOP(total_written) + 0;
}
+USE_DESKTOP(long long) int FAST_FUNC
+unpack_bz2_stream_prime(int src_fd, int dst_fd)
+{
+ unsigned char magic[2];
+ xread(src_fd, magic, 2);
+ if (magic[0] != 'B' || magic[1] != 'Z') {
+ bb_error_msg_and_die("invalid magic");
+ }
+ return unpack_bz2_stream(src_fd, dst_fd);
+}
+
#ifdef TESTING
static char *const bunzip_errors[] = {
@@ -693,9 +711,10 @@ static char *const bunzip_errors[] = {
/* Dumb little test thing, decompress stdin to stdout */
int main(int argc, char **argv)
{
- int i = unpack_bz2_stream(0, 1);
+ int i;
char c;
+ int i = unpack_bz2_stream_prime(0, 1);
if (i < 0)
fprintf(stderr, "%s\n", bunzip_errors[-i]);
else if (read(STDIN_FILENO, &c, 1))
diff --git a/archival/libunarchive/decompress_uncompress.c b/archival/libunarchive/decompress_uncompress.c
index 161570040..fe1491e71 100644
--- a/archival/libunarchive/decompress_uncompress.c
+++ b/archival/libunarchive/decompress_uncompress.c
@@ -1,6 +1,4 @@
/* vi: set sw=4 ts=4: */
-#include "libbb.h"
-
/* uncompress for busybox -- (c) 2002 Robert Griebl
*
* based on the original compress42.c source
@@ -26,6 +24,10 @@
*
*/
+#include "libbb.h"
+#include "unarchive.h"
+
+
/* Default input buffer size */
#define IBUFSIZ 2048
@@ -71,7 +73,7 @@
*/
USE_DESKTOP(long long) int FAST_FUNC
-uncompress(int fd_in, int fd_out)
+unpack_Z_stream(int fd_in, int fd_out)
{
USE_DESKTOP(long long total_written = 0;)
USE_DESKTOP(long long) int retval = -1;
diff --git a/archival/libunarchive/filter_accept_list_reassign.c b/archival/libunarchive/filter_accept_list_reassign.c
index 4dbc2d13e..f1de4e803 100644
--- a/archival/libunarchive/filter_accept_list_reassign.c
+++ b/archival/libunarchive/filter_accept_list_reassign.c
@@ -23,22 +23,25 @@ char FAST_FUNC filter_accept_list_reassign(archive_handle_t *archive_handle)
/* Find extension */
name_ptr = strrchr(archive_handle->file_header->name, '.');
+ if (!name_ptr)
+ return EXIT_FAILURE;
+ name_ptr++;
/* Modify the subarchive handler based on the extension */
- if (ENABLE_FEATURE_DEB_TAR_GZ
- && strcmp(name_ptr, ".gz") == 0
+ if (ENABLE_FEATURE_SEAMLESS_GZ
+ && strcmp(name_ptr, "gz") == 0
) {
archive_handle->action_data_subarchive = get_header_tar_gz;
return EXIT_SUCCESS;
}
- if (ENABLE_FEATURE_DEB_TAR_BZ2
- && strcmp(name_ptr, ".bz2") == 0
+ if (ENABLE_FEATURE_SEAMLESS_BZ2
+ && strcmp(name_ptr, "bz2") == 0
) {
archive_handle->action_data_subarchive = get_header_tar_bz2;
return EXIT_SUCCESS;
}
- if (ENABLE_FEATURE_DEB_TAR_LZMA
- && strcmp(name_ptr, ".lzma") == 0
+ if (ENABLE_FEATURE_SEAMLESS_LZMA
+ && strcmp(name_ptr, "lzma") == 0
) {
archive_handle->action_data_subarchive = get_header_tar_lzma;
return EXIT_SUCCESS;
diff --git a/archival/libunarchive/get_header_tar.c b/archival/libunarchive/get_header_tar.c
index 5310f3f7c..bf0f92b25 100644
--- a/archival/libunarchive/get_header_tar.c
+++ b/archival/libunarchive/get_header_tar.c
@@ -148,12 +148,12 @@ char FAST_FUNC get_header_tar(archive_handle_t *archive_handle)
* we can switch to get_header_tar_gz/bz2/lzma().
* Needs seekable fd. I wish recv(MSG_PEEK) works
* on any fd... */
-#if ENABLE_FEATURE_TAR_GZIP
+#if ENABLE_FEATURE_SEAMLESS_GZ
if (tar.name[0] == 0x1f && tar.name[1] == (char)0x8b) { /* gzip */
get_header_ptr = get_header_tar_gz;
} else
#endif
-#if ENABLE_FEATURE_TAR_BZIP2
+#if ENABLE_FEATURE_SEAMLESS_BZ2
if (tar.name[0] == 'B' && tar.name[1] == 'Z'
&& tar.name[2] == 'h' && isdigit(tar.name[3])
) { /* bzip2 */
diff --git a/archival/libunarchive/get_header_tar_bz2.c b/archival/libunarchive/get_header_tar_bz2.c
index 035c10bfb..615bbba4a 100644
--- a/archival/libunarchive/get_header_tar_bz2.c
+++ b/archival/libunarchive/get_header_tar_bz2.c
@@ -11,7 +11,7 @@ char FAST_FUNC get_header_tar_bz2(archive_handle_t *archive_handle)
/* Can't lseek over pipes */
archive_handle->seek = seek_by_read;
- open_transformer(archive_handle->src_fd, unpack_bz2_stream, "bunzip2");
+ open_transformer(archive_handle->src_fd, unpack_bz2_stream_prime, "bunzip2");
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS)
continue;
diff --git a/archival/rpm.c b/archival/rpm.c
index e6dd3d853..e1f3c8930 100644
--- a/archival/rpm.c
+++ b/archival/rpm.c
@@ -206,27 +206,27 @@ static void extract_cpio_gz(int fd)
archive_handle->src_fd = fd;
/*archive_handle->offset = 0; - init_handle() did it */
+// TODO: open_zipped does the same
+
xread(archive_handle->src_fd, &magic, 2);
#if BB_MMU
xformer = unpack_gz_stream;
#else
xformer_prog = "gunzip";
#endif
- if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
- if (ENABLE_FEATURE_RPM_BZ2
- && (magic[0] == 0x42) && (magic[1] == 0x5a)) {
+ if (magic[0] != 0x1f || magic[1] != 0x8b) {
+ if (!ENABLE_FEATURE_SEAMLESS_BZ2
+ || magic[0] != 'B' || magic[1] != 'Z'
+ ) {
+ bb_error_msg_and_die("no gzip"
+ USE_FEATURE_SEAMLESS_BZ2("/bzip2")
+ " magic");
+ }
#if BB_MMU
- xformer = unpack_bz2_stream;
+ xformer = unpack_bz2_stream;
#else
- xformer_prog = "bunzip2";
+ xformer_prog = "bunzip2";
#endif
- /* We can do better, need modifying unpack_bz2_stream to not require
- * first 2 bytes. Not very hard to do... I mean, TODO :) */
- xlseek(archive_handle->src_fd, -2, SEEK_CUR);
- } else
- bb_error_msg_and_die("no gzip"
- USE_FEATURE_RPM_BZ2("/bzip")
- " magic");
} else {
#if !BB_MMU
/* NOMMU version of open_transformer execs an external unzipper that should
diff --git a/archival/tar.c b/archival/tar.c
index b2481b843..45701c985 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -36,7 +36,7 @@
#define block_buf bb_common_bufsiz1
-#if !ENABLE_FEATURE_TAR_GZIP && !ENABLE_FEATURE_TAR_BZIP2
+#if !ENABLE_FEATURE_SEAMLESS_GZ && !ENABLE_FEATURE_SEAMLESS_BZ2
/* Do not pass gzip flag to writeTarFile() */
#define writeTarFile(tar_fd, verboseFlag, dereferenceFlag, include, exclude, gzip) \
writeTarFile(tar_fd, verboseFlag, dereferenceFlag, include, exclude)
@@ -503,19 +503,19 @@ static int FAST_FUNC writeFileToTarball(const char *fileName, struct stat *statb
return TRUE;
}
-#if ENABLE_FEATURE_TAR_GZIP || ENABLE_FEATURE_TAR_BZIP2
-#if !(ENABLE_FEATURE_TAR_GZIP && ENABLE_FEATURE_TAR_BZIP2)
+#if ENABLE_FEATURE_SEAMLESS_GZ || ENABLE_FEATURE_SEAMLESS_BZ2
+#if !(ENABLE_FEATURE_SEAMLESS_GZ && ENABLE_FEATURE_SEAMLESS_BZ2)
#define vfork_compressor(tar_fd, gzip) vfork_compressor(tar_fd)
#endif
/* Don't inline: vfork scares gcc and pessimizes code */
static void NOINLINE vfork_compressor(int tar_fd, int gzip)
{
pid_t gzipPid;
-#if ENABLE_FEATURE_TAR_GZIP && ENABLE_FEATURE_TAR_BZIP2
+#if ENABLE_FEATURE_SEAMLESS_GZ && ENABLE_FEATURE_SEAMLESS_BZ2
const char *zip_exec = (gzip == 1) ? "gzip" : "bzip2";
-#elif ENABLE_FEATURE_TAR_GZIP
+#elif ENABLE_FEATURE_SEAMLESS_GZ
const char *zip_exec = "gzip";
-#else /* only ENABLE_FEATURE_TAR_BZIP2 */
+#else /* only ENABLE_FEATURE_SEAMLESS_BZ2 */
const char *zip_exec = "bzip2";
#endif
// On Linux, vfork never unpauses parent early, although standard
@@ -579,7 +579,7 @@ static void NOINLINE vfork_compressor(int tar_fd, int gzip)
bb_perror_msg_and_die("cannot exec %s", zip_exec);
}
}
-#endif /* ENABLE_FEATURE_TAR_GZIP || ENABLE_FEATURE_TAR_BZIP2 */
+#endif /* ENABLE_FEATURE_SEAMLESS_GZ || ENABLE_FEATURE_SEAMLESS_BZ2 */
/* gcc 4.2.1 inlines it, making code bigger */
@@ -601,7 +601,7 @@ static NOINLINE int writeTarFile(int tar_fd, int verboseFlag,
if (fstat(tbInfo.tarFd, &tbInfo.statBuf) < 0)
bb_perror_msg_and_die("cannot stat tar file");
-#if ENABLE_FEATURE_TAR_GZIP || ENABLE_FEATURE_TAR_BZIP2
+#if ENABLE_FEATURE_SEAMLESS_GZ || ENABLE_FEATURE_SEAMLESS_BZ2
if (gzip)
vfork_compressor(tbInfo.tarFd, gzip);
#endif
@@ -637,7 +637,7 @@ static NOINLINE int writeTarFile(int tar_fd, int verboseFlag,
if (errorFlag)
bb_error_msg("error exit delayed from previous errors");
-#if ENABLE_FEATURE_TAR_GZIP || ENABLE_FEATURE_TAR_BZIP2
+#if ENABLE_FEATURE_SEAMLESS_GZ || ENABLE_FEATURE_SEAMLESS_BZ2
if (gzip) {
int status;
if (safe_waitpid(-1, &status, 0) == -1)
@@ -679,7 +679,7 @@ static llist_t *append_file_list_to_list(llist_t *list)
#define append_file_list_to_list(x) 0
#endif
-#if ENABLE_FEATURE_TAR_COMPRESS
+#if ENABLE_FEATURE_SEAMLESS_Z
static char FAST_FUNC get_header_tar_Z(archive_handle_t *archive_handle)
{
/* Can't lseek over pipes */
@@ -692,7 +692,7 @@ static char FAST_FUNC get_header_tar_Z(archive_handle_t *archive_handle)
bb_error_msg_and_die("invalid magic");
}
- open_transformer(archive_handle->src_fd, uncompress, "uncompress");
+ open_transformer(archive_handle->src_fd, unpack_Z_stream, "uncompress");
archive_handle->offset = 0;
while (get_header_tar(archive_handle) == EXIT_SUCCESS)
continue;
@@ -729,14 +729,14 @@ static void handle_SIGCHLD(int status)
enum {
OPTBIT_KEEP_OLD = 7,
- USE_FEATURE_TAR_CREATE( OPTBIT_CREATE ,)
- USE_FEATURE_TAR_CREATE( OPTBIT_DEREFERENCE ,)
- USE_FEATURE_TAR_BZIP2( OPTBIT_BZIP2 ,)
- USE_FEATURE_TAR_LZMA( OPTBIT_LZMA ,)
- USE_FEATURE_TAR_FROM( OPTBIT_INCLUDE_FROM,)
- USE_FEATURE_TAR_FROM( OPTBIT_EXCLUDE_FROM,)
- USE_FEATURE_TAR_GZIP( OPTBIT_GZIP ,)
- USE_FEATURE_TAR_COMPRESS(OPTBIT_COMPRESS ,)
+ USE_FEATURE_TAR_CREATE( OPTBIT_CREATE ,)
+ USE_FEATURE_TAR_CREATE( OPTBIT_DEREFERENCE ,)
+ USE_FEATURE_SEAMLESS_BZ2( OPTBIT_BZIP2 ,)
+ USE_FEATURE_SEAMLESS_LZMA(OPTBIT_LZMA ,)
+ USE_FEATURE_TAR_FROM( OPTBIT_INCLUDE_FROM,)
+ USE_FEATURE_TAR_FROM( OPTBIT_EXCLUDE_FROM,)
+ USE_FEATURE_SEAMLESS_GZ( OPTBIT_GZIP ,)
+ USE_FEATURE_SEAMLESS_Z( OPTBIT_COMPRESS ,)
OPTBIT_NOPRESERVE_OWN,
OPTBIT_NOPRESERVE_PERM,
OPT_TEST = 1 << 0, // t
@@ -747,14 +747,14 @@ enum {
OPT_P = 1 << 5, // p
OPT_VERBOSE = 1 << 6, // v
OPT_KEEP_OLD = 1 << 7, // k
- OPT_CREATE = USE_FEATURE_TAR_CREATE( (1<<OPTBIT_CREATE )) + 0, // c
- OPT_DEREFERENCE = USE_FEATURE_TAR_CREATE( (1<<OPTBIT_DEREFERENCE )) + 0, // h
- OPT_BZIP2 = USE_FEATURE_TAR_BZIP2( (1<<OPTBIT_BZIP2 )) + 0, // j
- OPT_LZMA = USE_FEATURE_TAR_LZMA( (1<<OPTBIT_LZMA )) + 0, // a
- OPT_INCLUDE_FROM = USE_FEATURE_TAR_FROM( (1<<OPTBIT_INCLUDE_FROM)) + 0, // T
- OPT_EXCLUDE_FROM = USE_FEATURE_TAR_FROM( (1<<OPTBIT_EXCLUDE_FROM)) + 0, // X
- OPT_GZIP = USE_FEATURE_TAR_GZIP( (1<<OPTBIT_GZIP )) + 0, // z
- OPT_COMPRESS = USE_FEATURE_TAR_COMPRESS((1<<OPTBIT_COMPRESS )) + 0, // Z
+ OPT_CREATE = USE_FEATURE_TAR_CREATE( (1 << OPTBIT_CREATE )) + 0, // c
+ OPT_DEREFERENCE = USE_FEATURE_TAR_CREATE( (1 << OPTBIT_DEREFERENCE )) + 0, // h
+ OPT_BZIP2 = USE_FEATURE_SEAMLESS_BZ2( (1 << OPTBIT_BZIP2 )) + 0, // j
+ OPT_LZMA = USE_FEATURE_SEAMLESS_LZMA((1 << OPTBIT_LZMA )) + 0, // a
+ OPT_INCLUDE_FROM = USE_FEATURE_TAR_FROM( (1 << OPTBIT_INCLUDE_FROM)) + 0, // T
+ OPT_EXCLUDE_FROM = USE_FEATURE_TAR_FROM( (1 << OPTBIT_EXCLUDE_FROM)) + 0, // X
+ OPT_GZIP = USE_FEATURE_SEAMLESS_GZ( (1 << OPTBIT_GZIP )) + 0, // z
+ OPT_COMPRESS = USE_FEATURE_SEAMLESS_Z( (1 << OPTBIT_COMPRESS )) + 0, // Z
OPT_NOPRESERVE_OWN = 1 << OPTBIT_NOPRESERVE_OWN , // no-same-owner
OPT_NOPRESERVE_PERM = 1 << OPTBIT_NOPRESERVE_PERM, // no-same-permissions
};
@@ -772,20 +772,20 @@ static const char tar_longopts[] ALIGN1 =
"create\0" No_argument "c"
"dereference\0" No_argument "h"
# endif
-# if ENABLE_FEATURE_TAR_BZIP2
+# if ENABLE_FEATURE_SEAMLESS_BZ2
"bzip2\0" No_argument "j"
# endif
-# if ENABLE_FEATURE_TAR_LZMA
+# if ENABLE_FEATURE_SEAMLESS_LZMA
"lzma\0" No_argument "a"
# endif
# if ENABLE_FEATURE_TAR_FROM
"files-from\0" Required_argument "T"
"exclude-from\0" Required_argument "X"
# endif
-# if ENABLE_FEATURE_TAR_GZIP
+# if ENABLE_FEATURE_SEAMLESS_GZ
"gzip\0" No_argument "z"
# endif
-# if ENABLE_FEATURE_TAR_COMPRESS
+# if ENABLE_FEATURE_SEAMLESS_Z
"compress\0" No_argument "Z"
# endif
"no-same-owner\0" No_argument "\xfd"
@@ -834,12 +834,12 @@ int tar_main(int argc UNUSED_PARAM, char **argv)
#endif
opt = getopt32(argv,
"txC:f:Opvk"
- USE_FEATURE_TAR_CREATE( "ch" )
- USE_FEATURE_TAR_BZIP2( "j" )
- USE_FEATURE_TAR_LZMA( "a" )
- USE_FEATURE_TAR_FROM( "T:X:")
- USE_FEATURE_TAR_GZIP( "z" )
- USE_FEATURE_TAR_COMPRESS("Z" )
+ USE_FEATURE_TAR_CREATE( "ch" )
+ USE_FEATURE_SEAMLESS_BZ2( "j" )
+ USE_FEATURE_SEAMLESS_LZMA("a" )
+ USE_FEATURE_TAR_FROM( "T:X:")
+ USE_FEATURE_SEAMLESS_GZ( "z" )
+ USE_FEATURE_SEAMLESS_Z( "Z" )
, &base_dir // -C dir
, &tar_filename // -f filename
USE_FEATURE_TAR_FROM(, &(tar_handle->accept)) // T
@@ -922,8 +922,7 @@ int tar_main(int argc UNUSED_PARAM, char **argv)
tar_stream = stdout;
/* Mimicking GNU tar 1.15.1: */
- flags = O_WRONLY|O_CREAT|O_TRUNC;
- /* was doing unlink; open(O_WRONLY|O_CREAT|O_EXCL); why? */
+ flags = O_WRONLY | O_CREAT | O_TRUNC;
} else {
tar_stream = stdin;
flags = O_RDONLY;
@@ -933,7 +932,14 @@ int tar_main(int argc UNUSED_PARAM, char **argv)
tar_handle->src_fd = fileno(tar_stream);
tar_handle->seek = seek_by_read;
} else {
- tar_handle->src_fd = xopen(tar_filename, flags);
+ if (ENABLE_FEATURE_TAR_AUTODETECT && flags == O_RDONLY) {
+ get_header_ptr = get_header_tar;
+ tar_handle->src_fd = open_zipped(tar_filename);
+ if (tar_handle->src_fd < 0)
+ bb_perror_msg_and_die("can't open '%s'", tar_filename);
+ } else {
+ tar_handle->src_fd = xopen(tar_filename, flags);
+ }
}
}
@@ -947,11 +953,11 @@ int tar_main(int argc UNUSED_PARAM, char **argv)
/* create an archive */
if (opt & OPT_CREATE) {
-#if ENABLE_FEATURE_TAR_GZIP || ENABLE_FEATURE_TAR_BZIP2
+#if ENABLE_FEATURE_SEAMLESS_GZ || ENABLE_FEATURE_SEAMLESS_BZ2
int zipMode = 0;
- if (ENABLE_FEATURE_TAR_GZIP && (opt & OPT_GZIP))
+ if (ENABLE_FEATURE_SEAMLESS_GZ && (opt & OPT_GZIP))
zipMode = 1;
- if (ENABLE_FEATURE_TAR_BZIP2 && (opt & OPT_BZIP2))
+ if (ENABLE_FEATURE_SEAMLESS_BZ2 && (opt & OPT_BZIP2))
zipMode = 2;
#endif
/* NB: writeTarFile() closes tar_handle->src_fd */
diff --git a/include/libbb.h b/include/libbb.h
index 9cbab4f1d..3996846b5 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -597,6 +597,7 @@ extern void *xmalloc_read(int fd, size_t *maxsz_p) FAST_FUNC;
/* Returns NULL if file can't be opened */
extern void *xmalloc_open_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC;
/* Autodetects .gz etc */
+extern int open_zipped(const char *fname) FAST_FUNC;
extern void *xmalloc_open_zipped_read_close(const char *fname, size_t *maxsz_p) FAST_FUNC;
/* Never returns NULL */
extern void *xmalloc_xopen_read_close(const char *filename, size_t *maxsz_p) FAST_FUNC;
@@ -1039,10 +1040,6 @@ const char *bb_basename(const char *name) FAST_FUNC;
char *last_char_is(const char *s, int c) FAST_FUNC;
-USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out) FAST_FUNC;
-int inflate(int in, int out) FAST_FUNC;
-
-
int bb_make_directory(char *path, long mode, int flags) FAST_FUNC;
int get_signum(const char *name) FAST_FUNC;
diff --git a/include/unarchive.h b/include/unarchive.h
index cf23d98bf..7ff791be5 100644
--- a/include/unarchive.h
+++ b/include/unarchive.h
@@ -98,9 +98,9 @@ extern void header_verbose_list(const file_header_t *file_header) FAST_FUNC;
extern char get_header_ar(archive_handle_t *archive_handle) FAST_FUNC;
extern char get_header_cpio(archive_handle_t *archive_handle) FAST_FUNC;
extern char get_header_tar(archive_handle_t *archive_handle) FAST_FUNC;
+extern char get_header_tar_gz(archive_handle_t *archive_handle) FAST_FUNC;
extern char get_header_tar_bz2(archive_handle_t *archive_handle) FAST_FUNC;
extern char get_header_tar_lzma(archive_handle_t *archive_handle) FAST_FUNC;
-extern char get_header_tar_gz(archive_handle_t *archive_handle) FAST_FUNC;
extern void seek_by_jump(const archive_handle_t *archive_handle, unsigned amount) FAST_FUNC;
extern void seek_by_read(const archive_handle_t *archive_handle, unsigned amount) FAST_FUNC;
@@ -120,17 +120,22 @@ typedef struct inflate_unzip_result {
uint32_t crc;
} inflate_unzip_result;
-extern USE_DESKTOP(long long) int unpack_bz2_stream(int src_fd, int dst_fd) FAST_FUNC;
-extern USE_DESKTOP(long long) int inflate_unzip(inflate_unzip_result *res, off_t compr_size, int src_fd, int dst_fd) FAST_FUNC;
-extern USE_DESKTOP(long long) int unpack_gz_stream(int src_fd, int dst_fd) FAST_FUNC;
-extern USE_DESKTOP(long long) int unpack_lzma_stream(int src_fd, int dst_fd) FAST_FUNC;
+USE_DESKTOP(long long) int inflate_unzip(inflate_unzip_result *res, off_t compr_size, int src_fd, int dst_fd) FAST_FUNC;
+/* lzma unpacker takes .lzma stream from offset 0 */
+USE_DESKTOP(long long) int unpack_lzma_stream(int src_fd, int dst_fd) FAST_FUNC;
+/* the rest wants 2 first bytes already skipped by the caller */
+USE_DESKTOP(long long) int unpack_bz2_stream(int src_fd, int dst_fd) FAST_FUNC;
+USE_DESKTOP(long long) int unpack_gz_stream(int src_fd, int dst_fd) FAST_FUNC;
+USE_DESKTOP(long long) int unpack_Z_stream(int fd_in, int fd_out) FAST_FUNC;
+/* wrapper which checks first two bytes to be "BZ" */
+USE_DESKTOP(long long) int unpack_bz2_stream_prime(int src_fd, int dst_fd) FAST_FUNC;
#if BB_MMU
-extern void open_transformer(int fd,
+void open_transformer(int fd,
USE_DESKTOP(long long) int FAST_FUNC (*transformer)(int src_fd, int dst_fd)) FAST_FUNC;
#define open_transformer(fd, transformer, transform_prog) open_transformer(fd, transformer)
#else
-extern void open_transformer(int src_fd, const char *transform_prog) FAST_FUNC;
+void open_transformer(int src_fd, const char *transform_prog) FAST_FUNC;
#define open_transformer(fd, transformer, transform_prog) open_transformer(fd, transform_prog)
#endif
diff --git a/include/usage.h b/include/usage.h
index ae6d2bcb6..78f40367e 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -3943,9 +3943,9 @@
"nameserver 10.0.0.1\n"
#define tar_trivial_usage \
- "-[" USE_FEATURE_TAR_CREATE("c") USE_FEATURE_TAR_GZIP("z") \
- USE_FEATURE_TAR_BZIP2("j") USE_FEATURE_TAR_LZMA("a") \
- USE_FEATURE_TAR_COMPRESS("Z") "xtvO] " \
+ "-[" USE_FEATURE_TAR_CREATE("c") USE_FEATURE_SEAMLESS_GZ("z") \
+ USE_FEATURE_SEAMLESS_BZ2("j") USE_FEATURE_SEAMLESS_LZMA("a") \
+ USE_FEATURE_SEAMLESS_Z("Z") "xtvO] " \
USE_FEATURE_TAR_FROM("[-X FILE] ") \
"[-f TARFILE] [-C DIR] [FILE(s)]..."
#define tar_full_usage "\n\n" \
@@ -3956,16 +3956,16 @@
"\n x Extract" \
"\n t List" \
"\nArchive format selection:" \
- USE_FEATURE_TAR_GZIP( \
+ USE_FEATURE_SEAMLESS_GZ( \
"\n z Filter the archive through gzip" \
) \
- USE_FEATURE_TAR_BZIP2( \
+ USE_FEATURE_SEAMLESS_BZ2( \
"\n j Filter the archive through bzip2" \
) \
- USE_FEATURE_TAR_LZMA( \
+ USE_FEATURE_SEAMLESS_LZMA( \
"\n a Filter the archive through lzma" \
) \
- USE_FEATURE_TAR_COMPRESS( \
+ USE_FEATURE_SEAMLESS_Z( \
"\n Z Filter the archive through compress" \
) \
"\nFile selection:" \
diff --git a/libbb/appletlib.c b/libbb/appletlib.c
index beb1d6fcb..2bab0eba6 100644
--- a/libbb/appletlib.c
+++ b/libbb/appletlib.c
@@ -73,7 +73,8 @@ static const char *unpack_usage_messages(void)
i = start_bunzip(&bd,
/* src_fd: */ -1,
- /* inbuf: */ (void *)packed_usage,
+//FIXME: can avoid storing these 2 bytes!
+ /* inbuf: */ (void *)packed_usage + 2,
/* len: */ sizeof(packed_usage));
/* read_bunzip can longjmp to start_bunzip, and ultimately
* end up here with i != 0 on read data errors! Not trivial */
diff --git a/libbb/read.c b/libbb/read.c
index 18f62838e..9f6bfcd1b 100644
--- a/libbb/read.c
+++ b/libbb/read.c
@@ -8,7 +8,14 @@
*/
#include "libbb.h"
-#if ENABLE_FEATURE_MODPROBE_SMALL_ZIPPED
+
+#define ZIPPED (ENABLE_FEATURE_SEAMLESS_LZMA \
+ || ENABLE_FEATURE_SEAMLESS_BZ2 \
+ || ENABLE_FEATURE_SEAMLESS_GZ \
+ /* || ENABLE_FEATURE_SEAMLESS_Z */ \
+)
+
+#if ZIPPED
#include "unarchive.h"
#endif
@@ -299,24 +306,81 @@ void* FAST_FUNC xmalloc_xopen_read_close(const char *filename, size_t *maxsz_p)
return buf;
}
-#if ENABLE_FEATURE_MODPROBE_SMALL_ZIPPED
+int FAST_FUNC open_zipped(const char *fname)
+{
+#if !ZIPPED
+ return open(fname, O_RDONLY);
+#else
+ unsigned char magic[2];
+ char *sfx;
+ int fd;
+#if BB_MMU
+ USE_DESKTOP(long long) int FAST_FUNC (*xformer)(int src_fd, int dst_fd);
+ enum { xformer_prog = 0 };
+#else
+ enum { xformer = 0 };
+ const char *xformer_prog;
+#endif
+
+ fd = open(fname, O_RDONLY);
+ if (fd < 0)
+ return fd;
+
+ sfx = strrchr(fname, '.');
+ if (sfx) {
+ if (ENABLE_FEATURE_SEAMLESS_LZMA && strcmp(sfx, ".lzma") == 0)
+ /* .lzma has no header/signature, just trust it */
+ open_transformer(fd, unpack_lzma_stream, "unlzma");
+ else
+ if ((ENABLE_FEATURE_SEAMLESS_GZ && strcmp(sfx, ".gz") == 0)
+ || (ENABLE_FEATURE_SEAMLESS_BZ2 && strcmp(sfx, ".bz2") == 0)
+ ) {
+ /* .gz and .bz2 both have 2-byte signature, and their
+ * unpack_XXX_stream want this header skipped. */
+ xread(fd, &magic, 2);
+#if BB_MMU
+ xformer = unpack_gz_stream;
+#else
+ xformer_prog = "gunzip";
+#endif
+ if (magic[0] != 0x1f || magic[1] != 0x8b) {
+ if (!ENABLE_FEATURE_SEAMLESS_BZ2
+ || magic[0] != 'B' || magic[1] != 'Z'
+ ) {
+ bb_error_msg_and_die("no gzip"
+ USE_FEATURE_SEAMLESS_BZ2("/bzip2")
+ " magic");
+ }
+#if BB_MMU
+ xformer = unpack_bz2_stream;
+#else
+ xformer_prog = "bunzip2";
+#endif
+ } else {
+#if !BB_MMU
+ /* NOMMU version of open_transformer execs
+ * an external unzipper that wants
+ * file position at the start of the file */
+ xlseek(fd, 0, SEEK_SET);
+#endif
+ }
+ open_transformer(fd, xformer, xformer_prog);
+ }
+ }
+
+ return fd;
+#endif
+}
+
void* FAST_FUNC xmalloc_open_zipped_read_close(const char *fname, size_t *maxsz_p)
{
+ int fd;
char *image;
- char *suffix;
- int fd = open(fname, O_RDONLY);
+ fd = open_zipped(fname);
if (fd < 0)
return NULL;
- suffix = strrchr(fname, '.');
- if (suffix) {
- if (strcmp(suffix, ".gz") == 0)
- open_transformer(fd, unpack_gz_stream, "gunzip");
- else if (strcmp(suffix, ".bz2") == 0)
- open_transformer(fd, unpack_bz2_stream, "bunzip2");
- }
-
image = xmalloc_read(fd, maxsz_p);
if (!image)
bb_perror_msg("read error from '%s'", fname);
@@ -324,4 +388,3 @@ void* FAST_FUNC xmalloc_open_zipped_read_close(const char *fname, size_t *maxsz_
return image;
}
-#endif
diff --git a/modutils/Config.in b/modutils/Config.in
index f76a0820e..a430fcac3 100644
--- a/modutils/Config.in
+++ b/modutils/Config.in
@@ -54,13 +54,6 @@ config FEATURE_MODPROBE_SMALL_CHECK_ALREADY_LOADED
Check if the module is already loaded.
N.B. It's racy.
-config FEATURE_MODPROBE_SMALL_ZIPPED
- bool "Handle gzipped or bzipped modules"
- default n
- depends on MODPROBE_SMALL
- help
- Handle compressed modules. Bloaty. Sloooow.
-
config DEPMOD
bool "depmod"
default n
diff --git a/modutils/modprobe-small.c b/modutils/modprobe-small.c
index ea130b83c..ac08ba7d7 100644
--- a/modutils/modprobe-small.c
+++ b/modutils/modprobe-small.c
@@ -100,7 +100,7 @@ static char* find_keyword(char *ptr, size_t len, const char *word)
{
int wlen;
- if (!ptr) /* happens if read_module cannot read it */
+ if (!ptr) /* happens if xmalloc_open_zipped_read_close cannot read it */
return NULL;
wlen = strlen(word);
@@ -141,12 +141,6 @@ static char* str_2_list(const char *str)
return dst;
}
-#if ENABLE_FEATURE_MODPROBE_SMALL_ZIPPED
-# define read_module xmalloc_open_zipped_read_close
-#else
-# define read_module xmalloc_open_read_close
-#endif
-
/* We use error numbers in a loose translation... */
static const char *moderror(int err)
{
@@ -173,7 +167,7 @@ static int load_module(const char *fname, const char *options)
char *module_image;
dbg1_error_msg("load_module('%s','%s')", fname, options);
- module_image = read_module(fname, &len);
+ module_image = xmalloc_open_zipped_read_close(fname, &len);
r = (!module_image || init_module(module_image, len, options ? options : "") != 0);
free(module_image);
dbg1_error_msg("load_module:%d", r);
@@ -195,7 +189,7 @@ static void parse_module(module_info *info, const char *pathname)
/* Read (possibly compressed) module */
len = 64 * 1024 * 1024; /* 64 Mb at most */
- module_image = read_module(pathname, &len);
+ module_image = xmalloc_open_zipped_read_close(pathname, &len);
//TODO: optimize redundant module body reads
/* "alias1 symbol:sym1 alias2 symbol:sym2" */
diff --git a/scripts/defconfig b/scripts/defconfig
index 2948016ee..404c50dbe 100644
--- a/scripts/defconfig
+++ b/scripts/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Busybox version: 1.11.0.svn
-# Wed Jun 25 12:56:32 2008
+# Busybox version: 1.12.0.svn
+# Tue Aug 5 14:44:22 2008
#
CONFIG_HAVE_DOT_CONFIG=y
@@ -57,6 +57,7 @@ CONFIG_NO_DEBUG_LIB=y
# CONFIG_DMALLOC is not set
# CONFIG_EFENCE is not set
CONFIG_INCLUDE_SUSv2=y
+# CONFIG_PARSE is not set
#
# Installation Options
@@ -99,6 +100,10 @@ CONFIG_FEATURE_HWIB=y
#
# Archival Utilities
#
+CONFIG_FEATURE_SEAMLESS_LZMA=y
+CONFIG_FEATURE_SEAMLESS_BZ2=y
+CONFIG_FEATURE_SEAMLESS_GZ=y
+CONFIG_FEATURE_SEAMLESS_Z=y
CONFIG_AR=y
CONFIG_FEATURE_AR_LONG_FILENAMES=y
CONFIG_BUNZIP2=y
@@ -109,17 +114,11 @@ CONFIG_FEATURE_CPIO_O=y
# CONFIG_DPKG_DEB is not set
# CONFIG_FEATURE_DPKG_DEB_EXTRACT_ONLY is not set
CONFIG_GUNZIP=y
-CONFIG_FEATURE_GUNZIP_UNCOMPRESS=y
CONFIG_GZIP=y
CONFIG_RPM2CPIO=y
CONFIG_RPM=y
-CONFIG_FEATURE_RPM_BZ2=y
CONFIG_TAR=y
CONFIG_FEATURE_TAR_CREATE=y
-CONFIG_FEATURE_TAR_GZIP=y
-CONFIG_FEATURE_TAR_BZIP2=y
-CONFIG_FEATURE_TAR_LZMA=y
-CONFIG_FEATURE_TAR_COMPRESS=y
CONFIG_FEATURE_TAR_AUTODETECT=y
CONFIG_FEATURE_TAR_FROM=y
CONFIG_FEATURE_TAR_OLDGNU_COMPATIBILITY=y
@@ -133,13 +132,6 @@ CONFIG_FEATURE_LZMA_FAST=y
CONFIG_UNZIP=y
#
-# Common options for cpio and tar
-#
-# CONFIG_FEATURE_DEB_TAR_GZ is not set
-# CONFIG_FEATURE_DEB_TAR_BZ2 is not set
-# CONFIG_FEATURE_DEB_TAR_LZMA is not set
-
-#
# Coreutils
#
CONFIG_BASENAME=y
@@ -217,6 +209,7 @@ CONFIG_SEQ=y
CONFIG_SHA1SUM=y
CONFIG_SLEEP=y
CONFIG_FEATURE_FANCY_SLEEP=y
+CONFIG_FEATURE_FLOAT_SLEEP=y
CONFIG_SORT=y
CONFIG_FEATURE_SORT_BIG=y
CONFIG_SPLIT=y
@@ -426,29 +419,28 @@ CONFIG_LSATTR=y
#
# Linux Module Utilities
#
-CONFIG_DEPMOD=y
-CONFIG_FEATURE_DEPMOD_PRUNE_FANCY=y
-CONFIG_FEATURE_DEPMOD_ALIAS=y
-CONFIG_INSMOD=y
-CONFIG_FEATURE_INSMOD_VERSION_CHECKING=y
-CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS=y
-CONFIG_FEATURE_INSMOD_LOADINKMEM=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP=y
-CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL=y
-CONFIG_RMMOD=y
-CONFIG_LSMOD=y
-CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT=y
-CONFIG_MODPROBE=y
-CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS=y
-CONFIG_FEATURE_MODPROBE_FANCY_ALIAS=y
-CONFIG_FEATURE_MODPROBE_BLACKLIST=y
-
-#
-# Options common to multiple modutils
-#
-CONFIG_FEATURE_CHECK_TAINTED_MODULE=y
-CONFIG_FEATURE_2_4_MODULES=y
-CONFIG_FEATURE_2_6_MODULES=y
+CONFIG_MODPROBE_SMALL=y
+CONFIG_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE=y
+CONFIG_FEATURE_MODPROBE_SMALL_CHECK_ALREADY_LOADED=y
+# CONFIG_DEPMOD is not set
+# CONFIG_FEATURE_DEPMOD_PRUNE_FANCY is not set
+# CONFIG_FEATURE_DEPMOD_ALIAS is not set
+# CONFIG_INSMOD is not set
+# CONFIG_FEATURE_INSMOD_VERSION_CHECKING is not set
+# CONFIG_FEATURE_INSMOD_KSYMOOPS_SYMBOLS is not set
+# CONFIG_FEATURE_INSMOD_LOADINKMEM is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP is not set
+# CONFIG_FEATURE_INSMOD_LOAD_MAP_FULL is not set
+# CONFIG_RMMOD is not set
+# CONFIG_LSMOD is not set
+# CONFIG_FEATURE_LSMOD_PRETTY_2_6_OUTPUT is not set
+# CONFIG_MODPROBE is not set
+# CONFIG_FEATURE_MODPROBE_MULTIPLE_OPTIONS is not set
+# CONFIG_FEATURE_MODPROBE_FANCY_ALIAS is not set
+# CONFIG_FEATURE_MODPROBE_BLACKLIST is not set
+# CONFIG_FEATURE_CHECK_TAINTED_MODULE is not set
+# CONFIG_FEATURE_2_4_MODULES is not set
+# CONFIG_FEATURE_2_6_MODULES is not set
CONFIG_DEFAULT_MODULES_DIR="/lib/modules"
CONFIG_DEFAULT_DEPMOD_FILE="modules.dep"
# CONFIG_FEATURE_QUERY_MODULE_INTERFACE is not set
@@ -686,6 +678,7 @@ CONFIG_NC_SERVER=y
CONFIG_NC_EXTRA=y
CONFIG_NETSTAT=y
CONFIG_FEATURE_NETSTAT_WIDE=y
+CONFIG_FEATURE_NETSTAT_PRG=y
CONFIG_NSLOOKUP=y
CONFIG_PING=y
CONFIG_PING6=y
@@ -794,6 +787,7 @@ CONFIG_ASH_RANDOM_SUPPORT=y
# CONFIG_HUSH_TICK is not set
# CONFIG_HUSH_IF is not set
# CONFIG_HUSH_LOOPS is not set
+# CONFIG_HUSH_CASE is not set
# CONFIG_LASH is not set
# CONFIG_MSH is not set
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-06 23:09:25 +0000