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Update vendor/libarchive to git 256e52f073765a4ddad1e86fd4d0eda2a18147bf

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Important vendor bugfixes (relevant to FreeBSD):
#821: tar -P cannot extract hardlinks through symlinks
#825: Add sanity check of tar "uid, "gid" and "mtime" fields
This commit is contained in:
Martin Matuska 2016-11-29 21:53:16 +00:00
parent 930550a55e
commit 35837ea989
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/vendor/libarchive/dist/; revision=309299
27 changed files with 1065 additions and 476 deletions
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2
.travis.yml
View File

@ -8,6 +8,6 @@ env:
- BUILD_SYSTEM=cmake
- BUILD_SYSTEM=autotools
install:
- sudo apt-get install -y libbz2-dev libzip-dev liblzma-dev
- sudo apt-get install -y libbz2-dev libzip-dev liblzma-dev liblzo2-dev
script:
- build/ci_build.sh

22
CMakeLists.txt
View File

@ -452,34 +452,28 @@ MARK_AS_ADVANCED(CLEAR BZIP2_LIBRARIES)
# Find LZMA
#
IF(ENABLE_LZMA)
FIND_PACKAGE(LZMA)
FIND_PACKAGE(LibLZMA)
ELSE()
SET(LZMA_FOUND FALSE) # Override cached value
SET(LZMADEC_FOUND FALSE) # Override cached value
SET(LIBZMA_FOUND FALSE) # Override cached value
ENDIF()
IF(LZMA_FOUND)
IF(LIBLZMA_FOUND)
SET(HAVE_LIBLZMA 1)
SET(HAVE_LZMA_H 1)
INCLUDE_DIRECTORIES(${LZMA_INCLUDE_DIR})
LIST(APPEND ADDITIONAL_LIBS ${LZMA_LIBRARIES})
INCLUDE_DIRECTORIES(${LIBLZMA_INCLUDE_DIRS})
LIST(APPEND ADDITIONAL_LIBS ${LIBLZMA_LIBRARIES})
# Test if a macro is needed for the library.
TRY_MACRO_FOR_LIBRARY(
"${LZMA_INCLUDE_DIR}" "${LZMA_LIBRARIES}"
"${LIBLZMA_INCLUDE_DIRS}" "${LIBLZMA_LIBRARIES}"
COMPILES
"#include <lzma.h>\nint main() {return (int)lzma_version_number(); }"
"WITHOUT_LZMA_API_STATIC;LZMA_API_STATIC")
IF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
ADD_DEFINITIONS(-DLZMA_API_STATIC)
ENDIF(NOT WITHOUT_LZMA_API_STATIC AND LZMA_API_STATIC)
ELSEIF(LZMADEC_FOUND)
SET(HAVE_LIBLZMADEC 1)
SET(HAVE_LZMADEC_H 1)
INCLUDE_DIRECTORIES(${LZMADEC_INCLUDE_DIR})
LIST(APPEND ADDITIONAL_LIBS ${LZMADEC_LIBRARIES})
ELSE(LZMA_FOUND)
ELSE(LIBLZMA_FOUND)
# LZMA not found and will not be used.
ENDIF(LZMA_FOUND)
ENDIF(LIBLZMA_FOUND)
#
# Find LZO2
#

5
Makefile.am
View File

@ -23,7 +23,7 @@ TESTS_ENVIRONMENT= $(libarchive_TESTS_ENVIRONMENT) $(bsdtar_TESTS_ENVIRONMENT) $
DISTCHECK_CONFIGURE_FLAGS = --enable-bsdtar --enable-bsdcpio
# The next line is commented out by default in shipping libarchive releases.
# It is uncommented by default in trunk.
# DEV_CFLAGS=-Werror -Wextra -Wunused -Wshadow -Wmissing-prototypes -Wcast-qual -g
DEV_CFLAGS=-Werror -Wextra -Wunused -Wshadow -Wmissing-prototypes -Wcast-qual -g
AM_CFLAGS=$(DEV_CFLAGS)
PLATFORMCPPFLAGS = @PLATFORMCPPFLAGS@
AM_CPPFLAGS=$(PLATFORMCPPFLAGS)
@ -33,6 +33,7 @@ AM_CPPFLAGS=$(PLATFORMCPPFLAGS)
#
EXTRA_DIST= \
CMakeLists.txt \
README.md \
build/autogen.sh \
build/bump-version.sh \
build/clean.sh \
@ -371,6 +372,7 @@ libarchive_test_SOURCES= \
libarchive/test/test_compat_pax_libarchive_2x.c \
libarchive/test/test_compat_solaris_tar_acl.c \
libarchive/test/test_compat_solaris_pax_sparse.c \
libarchive/test/test_compat_star_acl_posix1e.c \
libarchive/test/test_compat_tar_hardlink.c \
libarchive/test/test_compat_uudecode.c \
libarchive/test/test_compat_uudecode_large.c \
@ -625,6 +627,7 @@ libarchive_test_EXTRA_DIST=\
libarchive/test/test_compat_solaris_pax_sparse_1.pax.Z.uu \
libarchive/test/test_compat_solaris_pax_sparse_2.pax.Z.uu \
libarchive/test/test_compat_solaris_tar_acl.tar.uu \
libarchive/test/test_compat_star_acl_posix1e.tar.uu \
libarchive/test/test_compat_tar_hardlink_1.tar.uu \
libarchive/test/test_compat_uudecode_large.tar.Z.uu \
libarchive/test/test_compat_xz_1.txz.uu \

2
NEWS
View File

@ -1,3 +1,5 @@
Oct 26, 2016: Remove liblzmadec support
Oct 23, 2016: libarchive 3.2.2 released
Security release

11
build/ci_build.sh
View File

@ -89,8 +89,15 @@ for action in ${ACTIONS}; do
;;
test)
case "${BUILD_SYSTEM}" in
autotools) make ${MAKE_ARGS} check ;;
cmake) make ${MAKE_ARGS} test ;;
autotools)
if ! make ${MAKE_ARGS} check; then
cat test-suite.log
exit 1
fi
;;
cmake)
make ${MAKE_ARGS} test
;;
esac
RET="$?"
;;

48
build/cmake/FindLZMA.cmake
View File

@ -1,48 +0,0 @@
# - Find lzma and lzmadec
# Find the native LZMA includes and library
#
# LZMA_INCLUDE_DIR - where to find lzma.h, etc.
# LZMA_LIBRARIES - List of libraries when using liblzma.
# LZMA_FOUND - True if liblzma found.
# LZMADEC_INCLUDE_DIR - where to find lzmadec.h, etc.
# LZMADEC_LIBRARIES - List of libraries when using liblzmadec.
# LZMADEC_FOUND - True if liblzmadec found.
IF (LZMA_INCLUDE_DIR)
# Already in cache, be silent
SET(LZMA_FIND_QUIETLY TRUE)
ENDIF (LZMA_INCLUDE_DIR)
FIND_PATH(LZMA_INCLUDE_DIR lzma.h)
FIND_LIBRARY(LZMA_LIBRARY NAMES lzma liblzma)
# handle the QUIETLY and REQUIRED arguments and set LZMA_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZMA DEFAULT_MSG LZMA_LIBRARY LZMA_INCLUDE_DIR)
IF(LZMA_FOUND)
SET( LZMA_LIBRARIES ${LZMA_LIBRARY} )
ELSE(LZMA_FOUND)
SET( LZMA_LIBRARIES )
IF (LZMADEC_INCLUDE_DIR)
# Already in cache, be silent
SET(LZMADEC_FIND_QUIETLY TRUE)
ENDIF (LZMADEC_INCLUDE_DIR)
FIND_PATH(LZMADEC_INCLUDE_DIR lzmadec.h)
FIND_LIBRARY(LZMADEC_LIBRARY NAMES lzmadec )
# handle the QUIETLY and REQUIRED arguments and set LZMADEC_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LZMADEC DEFAULT_MSG LZMADEC_LIBRARY
LZMADEC_INCLUDE_DIR)
IF(LZMADEC_FOUND)
SET( LZMADEC_LIBRARIES ${LZMADEC_LIBRARY} )
ELSE(LZMADEC_FOUND)
SET( LZMADEC_LIBRARIES )
ENDIF(LZMADEC_FOUND)
ENDIF(LZMA_FOUND)

21
configure.ac
View File

@ -326,14 +326,6 @@ if test "x$with_bz2lib" != "xno"; then
esac
fi
AC_ARG_WITH([lzmadec],
AS_HELP_STRING([--without-lzmadec], [Don't build support for lzma through lzmadec]))
if test "x$with_lzmadec" != "xno"; then
AC_CHECK_HEADERS([lzmadec.h])
AC_CHECK_LIB(lzmadec,lzmadec_decode)
fi
AC_ARG_WITH([iconv],
AS_HELP_STRING([--without-iconv], [Don't try to link against iconv]))
@ -711,7 +703,8 @@ if test "x$enable_acl" != "xno"; then
# (It's a pretty obvious oversight; otherwise, there's no way to
# test for specific permissions in a permset.) Linux uses the obvious
# name, FreeBSD adds _np to mark it as "non-Posix extension."
# Test for both as a double-check that we really have POSIX-style ACL support.
# Test for both as a double-check that we really have POSIX-style ACL
# support.
AC_CHECK_FUNCS(acl_get_perm_np acl_get_perm acl_get_link acl_get_link_np,,,
[#if HAVE_SYS_TYPES_H
#include <sys/types.h>
@ -721,6 +714,16 @@ if test "x$enable_acl" != "xno"; then
#endif
])
# Check for acl_is_trivial_np on FreeBSD
AC_CHECK_FUNCS(acl_is_trivial_np,,,
[#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SYS_ACL_H
#include <sys/acl.h>
#endif
])
# MacOS has an acl.h that isn't POSIX. It can be detected by
# checking for ACL_USER
AC_CHECK_DECL([ACL_USER],

3
contrib/android/config/windows_host.h
View File

@ -427,9 +427,6 @@
/* Define to 1 if you have the `lzma' library (-llzma). */
/* #undef HAVE_LIBLZMA */
/* Define to 1 if you have the `lzmadec' library (-llzmadec). */
/* #undef HAVE_LIBLZMADEC */
/* Define to 1 if you have the `lzo2' library (-llzo2). */
/* #undef HAVE_LIBLZO2 */

8
libarchive/archive_acl.c
View File

@ -94,6 +94,7 @@ archive_acl_clear(struct archive_acl *acl)
acl->acl_text = NULL;
}
acl->acl_p = NULL;
acl->acl_types = 0;
acl->acl_state = 0; /* Not counting. */
}
@ -284,8 +285,11 @@ acl_new_entry(struct archive_acl *acl,
aq = NULL;
while (ap != NULL) {
if (ap->type == type && ap->tag == tag && ap->id == id) {
ap->permset = permset;
return (ap);
if (id != -1 || (tag != ARCHIVE_ENTRY_ACL_USER &&
tag != ARCHIVE_ENTRY_ACL_GROUP)) {
ap->permset = permset;
return (ap);
}
}
aq = ap;
ap = ap->next;

9
libarchive/archive_entry.c
View File

@ -1441,6 +1441,15 @@ archive_entry_acl_add_entry_w(struct archive_entry *entry,
type, permset, tag, id, name, wcslen(name));
}
/*
* Return a bitmask of ACL types in an archive entry ACL list
*/
int
archive_entry_acl_types(struct archive_entry *entry)
{
return ((&entry->acl)->acl_types);
}
/*
* Return a count of entries matching "want_type".
*/

3
libarchive/archive_entry.h
View File

@ -508,6 +508,9 @@ __LA_DECL const wchar_t *archive_entry_acl_text_w(struct archive_entry *,
__LA_DECL const char *archive_entry_acl_text(struct archive_entry *,
int /* flags */);
/* Return bitmask of ACL types in an archive entry */
__LA_DECL int archive_entry_acl_types(struct archive_entry *);
/* Return a count of entries matching 'want_type' */
__LA_DECL int archive_entry_acl_count(struct archive_entry *, int /* want_type */);

13
libarchive/archive_entry_acl.3
View File

@ -33,7 +33,8 @@
.Nm archive_entry_acl_next ,
.Nm archive_entry_acl_next_w ,
.Nm archive_entry_acl_reset ,
.Nm archive_entry_acl_text_w
.Nm archive_entry_acl_text_w ,
.Nm archive_entry_acl_types
.Nd functions for manipulating Access Control Lists in archive entry descriptions
.Sh LIBRARY
Streaming Archive Library (libarchive, -larchive)
@ -85,6 +86,8 @@ Streaming Archive Library (libarchive, -larchive)
.Fn archive_entry_acl_reset "struct archive_entry *a" "int type"
.Ft const wchar_t *
.Fn archive_entry_acl_text_w "struct archive_entry *a" "int flags"
.Ft int
.Fn archive_entry_acl_types "struct archive_entry *a"
.\" enum?
.Sh DESCRIPTION
An
@ -192,6 +195,11 @@ The returned long string is valid until the next call to
.Fn archive_entry_acl_add_entry_w
or
.Fn archive_entry_acl_text_w .
.Pp
.Fn archive_entry_acl_types
get ACL entry types contained in an archive entry's ACL. As POSIX.1e and NFSv4
ACL entries cannot be mixed, this function is a very efficient way to detect if
an ACL already contains POSIX.1e or NFSv4 ACL entries.
.Sh RETURN VALUES
.Fn archive_entry_acl_count
and
@ -225,6 +233,9 @@ The returned long string is valid until the next call to
.Fn archive_entry_acl_add_entry_w
or
.Fn archive_entry_acl_text_w .
.Pp
.Fn archive_entry_acl_types
returns a bitmask of ACL entry types or 0 if archive entry has no ACL entries.
.Sh SEE ALSO
.Xr archive_entry 3
.Xr libarchive 3 ,

49
libarchive/archive_read_disk_entry_from_file.c
View File

@ -125,6 +125,10 @@ static int setup_xattrs(struct archive_read_disk *,
struct archive_entry *, int *fd);
static int setup_sparse(struct archive_read_disk *,
struct archive_entry *, int *fd);
#if defined(HAVE_LINUX_FIEMAP_H)
static int setup_sparse_fiemap(struct archive_read_disk *,
struct archive_entry *, int *fd);
#endif
int
archive_read_disk_entry_from_file(struct archive *_a,
@ -1125,7 +1129,7 @@ setup_xattrs(struct archive_read_disk *a,
#if defined(HAVE_LINUX_FIEMAP_H)
/*
* Linux sparse interface.
* Linux FIEMAP sparse interface.
*
* The FIEMAP ioctl returns an "extent" for each physical allocation
* on disk. We need to process those to generate a more compact list
@ -1140,7 +1144,7 @@ setup_xattrs(struct archive_read_disk *a,
*/
static int
setup_sparse(struct archive_read_disk *a,
setup_sparse_fiemap(struct archive_read_disk *a,
struct archive_entry *entry, int *fd)
{
char buff[4096];
@ -1192,7 +1196,7 @@ setup_sparse(struct archive_read_disk *a,
/* When something error happens, it is better we
* should return ARCHIVE_OK because an earlier
* version(<2.6.28) cannot perfom FS_IOC_FIEMAP. */
goto exit_setup_sparse;
goto exit_setup_sparse_fiemap;
}
if (fm->fm_mapped_extents == 0) {
if (iters == 0) {
@ -1227,14 +1231,24 @@ setup_sparse(struct archive_read_disk *a,
} else
break;
}
exit_setup_sparse:
exit_setup_sparse_fiemap:
return (exit_sts);
}
#elif defined(SEEK_HOLE) && defined(SEEK_DATA) && defined(_PC_MIN_HOLE_SIZE)
#if !defined(SEEK_HOLE) || !defined(SEEK_DATA)
static int
setup_sparse(struct archive_read_disk *a,
struct archive_entry *entry, int *fd)
{
return setup_sparse_fiemap(a, entry, fd);
}
#endif
#endif /* defined(HAVE_LINUX_FIEMAP_H) */
#if defined(SEEK_HOLE) && defined(SEEK_DATA)
/*
* FreeBSD and Solaris sparse interface.
* SEEK_HOLE sparse interface (FreeBSD, Linux, Solaris)
*/
static int
@ -1242,8 +1256,8 @@ setup_sparse(struct archive_read_disk *a,
struct archive_entry *entry, int *fd)
{
int64_t size;
off_t initial_off; /* FreeBSD/Solaris only, so off_t okay here */
off_t off_s, off_e; /* FreeBSD/Solaris only, so off_t okay here */
off_t initial_off;
off_t off_s, off_e;
int exit_sts = ARCHIVE_OK;
int check_fully_sparse = 0;
@ -1269,8 +1283,10 @@ setup_sparse(struct archive_read_disk *a,
}
if (*fd >= 0) {
#ifdef _PC_MIN_HOLE_SIZE
if (fpathconf(*fd, _PC_MIN_HOLE_SIZE) <= 0)
return (ARCHIVE_OK);
#endif
initial_off = lseek(*fd, 0, SEEK_CUR);
if (initial_off != 0)
lseek(*fd, 0, SEEK_SET);
@ -1281,8 +1297,10 @@ setup_sparse(struct archive_read_disk *a,
if (path == NULL)
path = archive_entry_pathname(entry);
#ifdef _PC_MIN_HOLE_SIZE
if (pathconf(path, _PC_MIN_HOLE_SIZE) <= 0)
return (ARCHIVE_OK);
#endif
*fd = open(path, O_RDONLY | O_NONBLOCK | O_CLOEXEC);
if (*fd < 0) {
archive_set_error(&a->archive, errno,
@ -1293,6 +1311,19 @@ setup_sparse(struct archive_read_disk *a,
initial_off = 0;
}
#ifndef _PC_MIN_HOLE_SIZE
/* Check if the underlying filesystem supports seek hole */
off_s = lseek(*fd, 0, SEEK_HOLE);
if (off_s < 0)
#if defined(HAVE_LINUX_FIEMAP_H)
return setup_sparse_fiemap(a, entry, fd);
#else
goto exit_setup_sparse;
#endif
else if (off_s > 0)
lseek(*fd, 0, SEEK_SET);
#endif
off_s = 0;
size = archive_entry_size(entry);
while (off_s < size) {
@ -1342,7 +1373,7 @@ setup_sparse(struct archive_read_disk *a,
return (exit_sts);
}
#else
#elif !defined(HAVE_LINUX_FIEMAP_H)
/*
* Generic (stub) sparse support.

190
libarchive/archive_read_support_filter_xz.c
View File

@ -43,8 +43,6 @@ __FBSDID("$FreeBSD$");
#endif
#if HAVE_LZMA_H
#include <lzma.h>
#elif HAVE_LZMADEC_H
#include <lzmadec.h>
#endif
#include "archive.h"
@ -82,19 +80,6 @@ static ssize_t xz_filter_read(struct archive_read_filter *, const void **);
static int xz_filter_close(struct archive_read_filter *);
static int xz_lzma_bidder_init(struct archive_read_filter *);
#elif HAVE_LZMADEC_H && HAVE_LIBLZMADEC
struct private_data {
lzmadec_stream stream;
unsigned char *out_block;
size_t out_block_size;
int64_t total_out;
char eof; /* True = found end of compressed data. */
};
/* Lzma-only filter */
static ssize_t lzma_filter_read(struct archive_read_filter *, const void **);
static int lzma_filter_close(struct archive_read_filter *);
#endif
/*
@ -178,8 +163,6 @@ archive_read_support_filter_lzma(struct archive *_a)
bidder->free = NULL;
#if HAVE_LZMA_H && HAVE_LIBLZMA
return (ARCHIVE_OK);
#elif HAVE_LZMADEC_H && HAVE_LIBLZMADEC
return (ARCHIVE_OK);
#else
archive_set_error(_a, ARCHIVE_ERRNO_MISC,
"Using external lzma program for lzma decompression");
@ -763,175 +746,6 @@ xz_filter_close(struct archive_read_filter *self)
#else
#if HAVE_LZMADEC_H && HAVE_LIBLZMADEC
/*
* If we have the older liblzmadec library, then we can handle
* LZMA streams but not XZ streams.
*/
/*
* Setup the callbacks.
*/
static int
lzma_bidder_init(struct archive_read_filter *self)
{
static const size_t out_block_size = 64 * 1024;
void *out_block;
struct private_data *state;
ssize_t ret, avail_in;
self->code = ARCHIVE_FILTER_LZMA;
self->name = "lzma";
state = (struct private_data *)calloc(sizeof(*state), 1);
out_block = (unsigned char *)malloc(out_block_size);
if (state == NULL || out_block == NULL) {
archive_set_error(&self->archive->archive, ENOMEM,
"Can't allocate data for lzma decompression");
free(out_block);
free(state);
return (ARCHIVE_FATAL);
}
self->data = state;
state->out_block_size = out_block_size;
state->out_block = out_block;
self->read = lzma_filter_read;
self->skip = NULL; /* not supported */
self->close = lzma_filter_close;
/* Prime the lzma library with 18 bytes of input. */
state->stream.next_in = (unsigned char *)(uintptr_t)
__archive_read_filter_ahead(self->upstream, 18, &avail_in);
if (state->stream.next_in == NULL)
return (ARCHIVE_FATAL);
state->stream.avail_in = avail_in;
state->stream.next_out = state->out_block;
state->stream.avail_out = state->out_block_size;
/* Initialize compression library. */
ret = lzmadec_init(&(state->stream));
__archive_read_filter_consume(self->upstream,
avail_in - state->stream.avail_in);
if (ret == LZMADEC_OK)
return (ARCHIVE_OK);
/* Library setup failed: Clean up. */
archive_set_error(&self->archive->archive, ARCHIVE_ERRNO_MISC,
"Internal error initializing lzma library");
/* Override the error message if we know what really went wrong. */
switch (ret) {
case LZMADEC_HEADER_ERROR:
archive_set_error(&self->archive->archive,
ARCHIVE_ERRNO_MISC,
"Internal error initializing compression library: "
"invalid header");
break;
case LZMADEC_MEM_ERROR:
archive_set_error(&self->archive->archive, ENOMEM,
"Internal error initializing compression library: "
"out of memory");
break;
}
free(state->out_block);
free(state);
self->data = NULL;
return (ARCHIVE_FATAL);
}
/*
* Return the next block of decompressed data.
*/
static ssize_t
lzma_filter_read(struct archive_read_filter *self, const void **p)
{
struct private_data *state;
size_t decompressed;
ssize_t avail_in, ret;
state = (struct private_data *)self->data;
/* Empty our output buffer. */
state->stream.next_out = state->out_block;
state->stream.avail_out = state->out_block_size;
/* Try to fill the output buffer. */
while (state->stream.avail_out > 0 && !state->eof) {
state->stream.next_in = (unsigned char *)(uintptr_t)
__archive_read_filter_ahead(self->upstream, 1, &avail_in);
if (state->stream.next_in == NULL && avail_in < 0) {
archive_set_error(&self->archive->archive,
ARCHIVE_ERRNO_MISC,
"truncated lzma input");
return (ARCHIVE_FATAL);
}
state->stream.avail_in = avail_in;
/* Decompress as much as we can in one pass. */
ret = lzmadec_decode(&(state->stream), avail_in == 0);
switch (ret) {
case LZMADEC_STREAM_END: /* Found end of stream. */
state->eof = 1;
/* FALL THROUGH */
case LZMADEC_OK: /* Decompressor made some progress. */
__archive_read_filter_consume(self->upstream,
avail_in - state->stream.avail_in);
break;
case LZMADEC_BUF_ERROR: /* Insufficient input data? */
archive_set_error(&self->archive->archive,
ARCHIVE_ERRNO_MISC,
"Insufficient compressed data");
return (ARCHIVE_FATAL);
default:
/* Return an error. */
archive_set_error(&self->archive->archive,
ARCHIVE_ERRNO_MISC,
"Lzma decompression failed");
return (ARCHIVE_FATAL);
}
}
decompressed = state->stream.next_out - state->out_block;
state->total_out += decompressed;
if (decompressed == 0)
*p = NULL;
else
*p = state->out_block;
return (decompressed);
}
/*
* Clean up the decompressor.
*/
static int
lzma_filter_close(struct archive_read_filter *self)
{
struct private_data *state;
int ret;
state = (struct private_data *)self->data;
ret = ARCHIVE_OK;
switch (lzmadec_end(&(state->stream))) {
case LZMADEC_OK:
break;
default:
archive_set_error(&(self->archive->archive),
ARCHIVE_ERRNO_MISC,
"Failed to clean up %s compressor",
self->archive->archive.compression_name);
ret = ARCHIVE_FATAL;
}
free(state->out_block);
free(state);
return (ret);
}
#else
/*
*
* If we have no suitable library on this system, we can't actually do
@ -953,9 +767,6 @@ lzma_bidder_init(struct archive_read_filter *self)
return (r);
}
#endif /* HAVE_LZMADEC_H */
static int
xz_bidder_init(struct archive_read_filter *self)
{
@ -984,5 +795,4 @@ lzip_bidder_init(struct archive_read_filter *self)
return (r);
}
#endif /* HAVE_LZMA_H */

72
libarchive/archive_read_support_format_tar.c
View File

@ -294,6 +294,46 @@ archive_read_format_tar_cleanup(struct archive_read *a)
return (ARCHIVE_OK);
}
static int
validate_number_field(const char* p_field, size_t i_size)
{
unsigned char marker = (unsigned char)p_field[0];
/* octal? */
if ((marker >= '0' && marker <= '7') || marker == ' ') {
size_t i = 0;
int octal_found = 0;
for (i = 0; i < i_size; ++i) {
switch (p_field[i])
{
case ' ': /* skip any leading spaces and trailing space*/
if (octal_found == 0 || i == i_size - 1) {
continue;
}
break;
case '\0': /* null is allowed only at the end */
if (i != i_size - 1) {
return 0;
}
break;
/* rest must be octal digits */
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
++octal_found;
break;
}
}
return octal_found > 0;
}
/* base 256 (i.e. binary number) */
else if (marker == 128 || marker == 255 || marker == 0) {
/* nothing to check */
return 1;
}
/* not a number field */
else {
return 0;
}
}
static int
archive_read_format_tar_bid(struct archive_read *a, int best_bid)
@ -346,23 +386,23 @@ archive_read_format_tar_bid(struct archive_read *a, int best_bid)
return (0);
bid += 2; /* 6 bits of variation in an 8-bit field leaves 2 bits. */
/* Sanity check: Look at first byte of mode field. */
switch (255 & (unsigned)header->mode[0]) {
case 0: case 255:
/* Base-256 value: No further verification possible! */
break;
case ' ': /* Not recommended, but not illegal, either. */
break;
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
/* Octal Value. */
/* TODO: Check format of remainder of this field. */
break;
default:
/* Not a valid mode; bail out here. */
return (0);
/*
* Check format of mode/uid/gid/mtime/size/rdevmajor/rdevminor fields.
* These are usually octal numbers but GNU tar encodes "big" values as
* base256 and leading zeroes are sometimes replaced by spaces.
* Even the null terminator is sometimes omitted. Anyway, must be checked
* to avoid false positives.
*/
if (bid > 0 &&
(validate_number_field(header->mode, sizeof(header->mode)) == 0 ||
validate_number_field(header->uid, sizeof(header->uid)) == 0 ||
validate_number_field(header->gid, sizeof(header->gid)) == 0 ||
validate_number_field(header->mtime, sizeof(header->mtime)) == 0 ||
validate_number_field(header->size, sizeof(header->size)) == 0 ||
validate_number_field(header->rdevmajor, sizeof(header->rdevmajor)) == 0 ||
validate_number_field(header->rdevminor, sizeof(header->rdevminor)) == 0)) {
bid = 0;
}
/* TODO: Sanity test uid/gid/size/mtime/rdevmajor/rdevminor fields. */
return (bid);
}

69
libarchive/archive_read_support_format_xar.c
View File

@ -43,8 +43,6 @@ __FBSDID("$FreeBSD$");
#endif
#if HAVE_LZMA_H
#include <lzma.h>
#elif HAVE_LZMADEC_H
#include <lzmadec.h>
#endif
#ifdef HAVE_ZLIB_H
#include <zlib.h>
@ -334,9 +332,6 @@ struct xar {
#if HAVE_LZMA_H && HAVE_LIBLZMA
lzma_stream lzstream;
int lzstream_valid;
#elif HAVE_LZMADEC_H && HAVE_LIBLZMADEC
lzmadec_stream lzstream;
int lzstream_valid;
#endif
/*
* For Checksum data.
@ -1526,34 +1521,6 @@ decompression_init(struct archive_read *a, enum enctype encoding)
xar->lzstream.total_in = 0;
xar->lzstream.total_out = 0;
break;
#elif defined(HAVE_LZMADEC_H) && defined(HAVE_LIBLZMADEC)
case LZMA:
if (xar->lzstream_valid)
lzmadec_end(&(xar->lzstream));
r = lzmadec_init(&(xar->lzstream));
if (r != LZMADEC_OK) {
switch (r) {
case LZMADEC_HEADER_ERROR:
archive_set_error(&a->archive,
ARCHIVE_ERRNO_MISC,
"Internal error initializing "
"compression library: "
"invalid header");
break;
case LZMADEC_MEM_ERROR:
archive_set_error(&a->archive,
ENOMEM,
"Internal error initializing "
"compression library: "
"out of memory");
break;
}
return (ARCHIVE_FATAL);
}
xar->lzstream_valid = 1;
xar->lzstream.total_in = 0;
xar->lzstream.total_out = 0;
break;
#endif
/*
* Unsupported compression.
@ -1563,9 +1530,7 @@ decompression_init(struct archive_read *a, enum enctype encoding)
case BZIP2:
#endif
#if !defined(HAVE_LZMA_H) || !defined(HAVE_LIBLZMA)
#if !defined(HAVE_LZMADEC_H) || !defined(HAVE_LIBLZMADEC)
case LZMA:
#endif
case XZ:
#endif
switch (xar->entry_encoding) {
@ -1685,46 +1650,12 @@ decompress(struct archive_read *a, const void **buff, size_t *outbytes,
*used = avail_in - xar->lzstream.avail_in;
*outbytes = avail_out - xar->lzstream.avail_out;
break;
#elif defined(HAVE_LZMADEC_H) && defined(HAVE_LIBLZMADEC)
case LZMA:
xar->lzstream.next_in = (unsigned char *)(uintptr_t)b;
xar->lzstream.avail_in = avail_in;
xar->lzstream.next_out = (unsigned char *)outbuff;
xar->lzstream.avail_out = avail_out;
r = lzmadec_decode(&(xar->lzstream), 0);
switch (r) {
case LZMADEC_STREAM_END: /* Found end of stream. */
switch (lzmadec_end(&(xar->lzstream))) {
case LZMADEC_OK:
break;
default:
archive_set_error(&(a->archive),
ARCHIVE_ERRNO_MISC,
"Failed to clean up lzmadec decompressor");
return (ARCHIVE_FATAL);
}
xar->lzstream_valid = 0;
/* FALLTHROUGH */
case LZMADEC_OK: /* Decompressor made some progress. */
break;
default:
archive_set_error(&(a->archive),
ARCHIVE_ERRNO_MISC,
"lzmadec decompression failed(%d)",
r);
return (ARCHIVE_FATAL);
}
*used = avail_in - xar->lzstream.avail_in;
*outbytes = avail_out - xar->lzstream.avail_out;
break;
#endif
#if !defined(HAVE_BZLIB_H) || !defined(BZ_CONFIG_ERROR)
case BZIP2:
#endif
#if !defined(HAVE_LZMA_H) || !defined(HAVE_LIBLZMA)
#if !defined(HAVE_LZMADEC_H) || !defined(HAVE_LIBLZMADEC)
case LZMA:
#endif
case XZ:
#endif
case NONE:

268
libarchive/archive_write_disk_posix.c
View File

@ -336,14 +336,19 @@ struct archive_write_disk {
#define HFS_BLOCKS(s) ((s) >> 12)
static int check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error_string, int flags);
static void fsobj_error(int *, struct archive_string *, int, const char *,
const char *);
static int check_symlinks_fsobj(char *, int *, struct archive_string *,
int);
static int check_symlinks(struct archive_write_disk *);
static int create_filesystem_object(struct archive_write_disk *);
static struct fixup_entry *current_fixup(struct archive_write_disk *, const char *pathname);
static struct fixup_entry *current_fixup(struct archive_write_disk *,
const char *pathname);
#if defined(HAVE_FCHDIR) && defined(PATH_MAX)
static void edit_deep_directories(struct archive_write_disk *ad);
#endif
static int cleanup_pathname_fsobj(char *path, int *error_number, struct archive_string *error_string, int flags);
static int cleanup_pathname_fsobj(char *, int *, struct archive_string *,
int);
static int cleanup_pathname(struct archive_write_disk *);
static int create_dir(struct archive_write_disk *, char *);
static int create_parent_dir(struct archive_write_disk *, char *);
@ -374,11 +379,14 @@ static struct archive_vtable *archive_write_disk_vtable(void);
static int _archive_write_disk_close(struct archive *);
static int _archive_write_disk_free(struct archive *);
static int _archive_write_disk_header(struct archive *, struct archive_entry *);
static int _archive_write_disk_header(struct archive *,
struct archive_entry *);
static int64_t _archive_write_disk_filter_bytes(struct archive *, int);
static int _archive_write_disk_finish_entry(struct archive *);
static ssize_t _archive_write_disk_data(struct archive *, const void *, size_t);
static ssize_t _archive_write_disk_data_block(struct archive *, const void *, size_t, int64_t);
static ssize_t _archive_write_disk_data(struct archive *, const void *,
size_t);
static ssize_t _archive_write_disk_data_block(struct archive *, const void *,
size_t, int64_t);
static int
lazy_stat(struct archive_write_disk *a)
@ -649,7 +657,8 @@ _archive_write_disk_header(struct archive *_a, struct archive_entry *entry)
if (a->restore_pwd >= 0) {
r = fchdir(a->restore_pwd);
if (r != 0) {
archive_set_error(&a->archive, errno, "chdir() failure");
archive_set_error(&a->archive, errno,
"chdir() failure");
ret = ARCHIVE_FATAL;
}
close(a->restore_pwd);
@ -697,7 +706,8 @@ _archive_write_disk_header(struct archive *_a, struct archive_entry *entry)
}
if (archive_entry_birthtime_is_set(entry)) {
fe->birthtime = archive_entry_birthtime(entry);
fe->birthtime_nanos = archive_entry_birthtime_nsec(entry);
fe->birthtime_nanos = archive_entry_birthtime_nsec(
entry);
} else {
/* If birthtime is unset, use mtime. */
fe->birthtime = fe->mtime;
@ -723,7 +733,8 @@ _archive_write_disk_header(struct archive *_a, struct archive_entry *entry)
return (ARCHIVE_FATAL);
fe->mac_metadata = malloc(metadata_size);
if (fe->mac_metadata != NULL) {
memcpy(fe->mac_metadata, metadata, metadata_size);
memcpy(fe->mac_metadata, metadata,
metadata_size);
fe->mac_metadata_size = metadata_size;
fe->fixup |= TODO_MAC_METADATA;
}
@ -1480,7 +1491,8 @@ _archive_write_disk_data_block(struct archive *_a,
return (r);
if ((size_t)r < size) {
archive_set_error(&a->archive, 0,
"Too much data: Truncating file at %ju bytes", (uintmax_t)a->filesize);
"Too much data: Truncating file at %ju bytes",
(uintmax_t)a->filesize);
return (ARCHIVE_WARN);
}
#if ARCHIVE_VERSION_NUMBER < 3999000
@ -2005,8 +2017,9 @@ restore_entry(struct archive_write_disk *a)
if (en) {
/* Everything failed; give up here. */
archive_set_error(&a->archive, en, "Can't create '%s'",
a->name);
if ((&a->archive)->error == NULL)
archive_set_error(&a->archive, en, "Can't create '%s'",
a->name);
return (ARCHIVE_FAILED);
}
@ -2043,19 +2056,32 @@ create_filesystem_object(struct archive_write_disk *a)
if (linkname_copy == NULL) {
return (EPERM);
}
/* TODO: consider using the cleaned-up path as the link target? */
r = cleanup_pathname_fsobj(linkname_copy, &error_number, &error_string, a->flags);
/*
* TODO: consider using the cleaned-up path as the link
* target?
*/
r = cleanup_pathname_fsobj(linkname_copy, &error_number,
&error_string, a->flags);
if (r != ARCHIVE_OK) {
archive_set_error(&a->archive, error_number, "%s", error_string.s);
archive_set_error(&a->archive, error_number, "%s",
error_string.s);
free(linkname_copy);
/* EPERM is more appropriate than error_number for our callers */
/*
* EPERM is more appropriate than error_number for our
* callers
*/
return (EPERM);
}
r = check_symlinks_fsobj(linkname_copy, &error_number, &error_string, a->flags);
r = check_symlinks_fsobj(linkname_copy, &error_number,
&error_string, a->flags);
if (r != ARCHIVE_OK) {
archive_set_error(&a->archive, error_number, "%s", error_string.s);
archive_set_error(&a->archive, error_number, "%s",
error_string.s);
free(linkname_copy);
/* EPERM is more appropriate than error_number for our callers */
/*
* EPERM is more appropriate than error_number for our
* callers
*/
return (EPERM);
}
free(linkname_copy);
@ -2076,8 +2102,8 @@ create_filesystem_object(struct archive_write_disk *a)
a->todo = 0;
a->deferred = 0;
} else if (r == 0 && a->filesize > 0) {
a->fd = open(a->name,
O_WRONLY | O_TRUNC | O_BINARY | O_CLOEXEC | O_NOFOLLOW);
a->fd = open(a->name, O_WRONLY | O_TRUNC | O_BINARY
| O_CLOEXEC | O_NOFOLLOW);
__archive_ensure_cloexec_flag(a->fd);
if (a->fd < 0)
r = errno;
@ -2388,6 +2414,17 @@ current_fixup(struct archive_write_disk *a, const char *pathname)
return (a->current_fixup);
}
/* Error helper for new *_fsobj functions */
static void
fsobj_error(int *a_eno, struct archive_string *a_estr,
int err, const char *errstr, const char *path)
{
if (a_eno)
*a_eno = err;
if (a_estr)
archive_string_sprintf(a_estr, errstr, path);
}
/*
* TODO: Someday, integrate this with the deep dir support; they both
* scan the path and both can be optimized by comparing against other
@ -2400,7 +2437,8 @@ current_fixup(struct archive_write_disk *a, const char *pathname)
* ARCHIVE_OK if there are none, otherwise puts an error in errmsg.
*/
static int
check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error_string, int flags)
check_symlinks_fsobj(char *path, int *a_eno, struct archive_string *a_estr,
int flags)
{
#if !defined(HAVE_LSTAT)
/* Platform doesn't have lstat, so we can't look for symlinks. */
@ -2433,7 +2471,8 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
* - if it's a directory and it's not the last chunk, cd into it
* As we go:
* head points to the current (relative) path
* tail points to the temporary \0 terminating the segment we're currently examining
* tail points to the temporary \0 terminating the segment we're
* currently examining
* c holds what used to be in *tail
* last is 1 if this is the last tail
*/
@ -2455,7 +2494,9 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
* Exiting the loop with break is okay; continue is not.
*/
while (!last) {
/* Skip the separator we just consumed, plus any adjacent ones */
/*
* Skip the separator we just consumed, plus any adjacent ones
*/
while (*tail == '/')
++tail;
/* Skip the next path element. */
@ -2474,19 +2515,20 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
if (errno == ENOENT) {
break;
} else {
/* Treat any other error as fatal - best to be paranoid here
* Note: This effectively disables deep directory
* support when security checks are enabled.
* Otherwise, very long pathnames that trigger
* an error here could evade the sandbox.
* TODO: We could do better, but it would probably
* require merging the symlink checks with the
* deep-directory editing. */
if (error_number) *error_number = errno;
if (error_string)
archive_string_sprintf(error_string,
"Could not stat %s",
path);
/*
* Treat any other error as fatal - best to be
* paranoid here.
* Note: This effectively disables deep
* directory support when security checks are
* enabled. Otherwise, very long pathnames that
* trigger an error here could evade the
* sandbox.
* TODO: We could do better, but it would
* probably require merging the symlink checks
* with the deep-directory editing.
*/
fsobj_error(a_eno, a_estr, errno,
"Could not stat %s", path);
res = ARCHIVE_FAILED;
break;
}
@ -2494,11 +2536,8 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
if (!last) {
if (chdir(head) != 0) {
tail[0] = c;
if (error_number) *error_number = errno;
if (error_string)
archive_string_sprintf(error_string,
"Could not chdir %s",
path);
fsobj_error(a_eno, a_estr, errno,
"Could not chdir %s", path);
res = (ARCHIVE_FATAL);
break;
}
@ -2514,11 +2553,9 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
*/
if (unlink(head)) {
tail[0] = c;
if (error_number) *error_number = errno;
if (error_string)
archive_string_sprintf(error_string,
"Could not remove symlink %s",
path);
fsobj_error(a_eno, a_estr, errno,
"Could not remove symlink %s",
path);
res = ARCHIVE_FAILED;
break;
}
@ -2529,13 +2566,14 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
* symlink with another symlink.
*/
tail[0] = c;
/* FIXME: not sure how important this is to restore
/*
* FIXME: not sure how important this is to
* restore
*/
/*
if (!S_ISLNK(path)) {
if (error_number) *error_number = 0;
if (error_string)
archive_string_sprintf(error_string,
"Removing symlink %s",
path);
fsobj_error(a_eno, a_estr, 0,
"Removing symlink %s", path);
}
*/
/* Symlink gone. No more problem! */
@ -2545,22 +2583,60 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
/* User asked us to remove problems. */
if (unlink(head) != 0) {
tail[0] = c;
if (error_number) *error_number = 0;
if (error_string)
archive_string_sprintf(error_string,
"Cannot remove intervening symlink %s",
path);
fsobj_error(a_eno, a_estr, 0,
"Cannot remove intervening "
"symlink %s", path);
res = ARCHIVE_FAILED;
break;
}
tail[0] = c;
} else if ((flags &
ARCHIVE_EXTRACT_SECURE_SYMLINKS) == 0) {
/*
* We are not the last element and we want to
* follow symlinks if they are a directory.
*
* This is needed to extract hardlinks over
* symlinks.
*/
r = stat(head, &st);
if (r != 0) {
tail[0] = c;
if (errno == ENOENT) {
break;
} else {
fsobj_error(a_eno, a_estr,
errno,
"Could not stat %s", path);
res = (ARCHIVE_FAILED);
break;
}
} else if (S_ISDIR(st.st_mode)) {
if (chdir(head) != 0) {
tail[0] = c;
fsobj_error(a_eno, a_estr,
errno,
"Could not chdir %s", path);
res = (ARCHIVE_FATAL);
break;
}
/*
* Our view is now from inside
* this dir:
*/
head = tail + 1;
} else {
tail[0] = c;
fsobj_error(a_eno, a_estr, 0,
"Cannot extract through "
"symlink %s", path);
res = ARCHIVE_FAILED;
break;
}
} else {
tail[0] = c;
if (error_number) *error_number = 0;
if (error_string)
archive_string_sprintf(error_string,
"Cannot extract through symlink %s",
path);
fsobj_error(a_eno, a_estr, 0,
"Cannot extract through symlink %s", path);
res = ARCHIVE_FAILED;
break;
}
@ -2577,10 +2653,8 @@ check_symlinks_fsobj(char *path, int *error_number, struct archive_string *error
if (restore_pwd >= 0) {
r = fchdir(restore_pwd);
if (r != 0) {
if(error_number) *error_number = errno;
if(error_string)
archive_string_sprintf(error_string,
"chdir() failure");
fsobj_error(a_eno, a_estr, errno,
"chdir() failure", "");
}
close(restore_pwd);
restore_pwd = -1;
@ -2605,9 +2679,11 @@ check_symlinks(struct archive_write_disk *a)
int error_number;
int rc;
archive_string_init(&error_string);
rc = check_symlinks_fsobj(a->name, &error_number, &error_string, a->flags);
rc = check_symlinks_fsobj(a->name, &error_number, &error_string,
a->flags);
if (rc != ARCHIVE_OK) {
archive_set_error(&a->archive, error_number, "%s", error_string.s);
archive_set_error(&a->archive, error_number, "%s",
error_string.s);
}
archive_string_free(&error_string);
a->pst = NULL; /* to be safe */
@ -2688,17 +2764,16 @@ cleanup_pathname_win(struct archive_write_disk *a)
* is set) if the path is absolute.
*/
static int
cleanup_pathname_fsobj(char *path, int *error_number, struct archive_string *error_string, int flags)
cleanup_pathname_fsobj(char *path, int *a_eno, struct archive_string *a_estr,
int flags)
{
char *dest, *src;
char separator = '\0';
dest = src = path;
if (*src == '\0') {
if (error_number) *error_number = ARCHIVE_ERRNO_MISC;
if (error_string)
archive_string_sprintf(error_string,
"Invalid empty pathname");
fsobj_error(a_eno, a_estr, ARCHIVE_ERRNO_MISC,
"Invalid empty ", "pathname");
return (ARCHIVE_FAILED);
}
@ -2708,10 +2783,8 @@ cleanup_pathname_fsobj(char *path, int *error_number, struct archive_string *err
/* Skip leading '/'. */
if (*src == '/') {
if (flags & ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS) {
if (error_number) *error_number = ARCHIVE_ERRNO_MISC;
if (error_string)
archive_string_sprintf(error_string,
"Path is absolute");
fsobj_error(a_eno, a_estr, ARCHIVE_ERRNO_MISC,
"Path is ", "absolute");
return (ARCHIVE_FAILED);
}
@ -2738,11 +2811,11 @@ cleanup_pathname_fsobj(char *path, int *error_number, struct archive_string *err
} else if (src[1] == '.') {
if (src[2] == '/' || src[2] == '\0') {
/* Conditionally warn about '..' */
if (flags & ARCHIVE_EXTRACT_SECURE_NODOTDOT) {
if (error_number) *error_number = ARCHIVE_ERRNO_MISC;
if (error_string)
archive_string_sprintf(error_string,
"Path contains '..'");
if (flags
& ARCHIVE_EXTRACT_SECURE_NODOTDOT) {
fsobj_error(a_eno, a_estr,
ARCHIVE_ERRNO_MISC,
"Path contains ", "'..'");
return (ARCHIVE_FAILED);
}
}
@ -2795,9 +2868,11 @@ cleanup_pathname(struct archive_write_disk *a)
int error_number;
int rc;
archive_string_init(&error_string);
rc = cleanup_pathname_fsobj(a->name, &error_number, &error_string, a->flags);
rc = cleanup_pathname_fsobj(a->name, &error_number, &error_string,
a->flags);
if (rc != ARCHIVE_OK) {
archive_set_error(&a->archive, error_number, "%s", error_string.s);
archive_set_error(&a->archive, error_number, "%s",
error_string.s);
}
archive_string_free(&error_string);
return rc;
@ -2881,7 +2956,8 @@ create_dir(struct archive_write_disk *a, char *path)
}
} else if (errno != ENOENT && errno != ENOTDIR) {
/* Stat failed? */
archive_set_error(&a->archive, errno, "Can't test directory '%s'", path);
archive_set_error(&a->archive, errno,
"Can't test directory '%s'", path);
return (ARCHIVE_FAILED);
} else if (slash != NULL) {
*slash = '\0';
@ -3406,7 +3482,8 @@ clear_nochange_fflags(struct archive_write_disk *a)
nochange_flags |= EXT2_IMMUTABLE_FL;
#endif
return (set_fflags_platform(a, a->fd, a->name, mode, 0, nochange_flags));
return (set_fflags_platform(a, a->fd, a->name, mode, 0,
nochange_flags));
}
@ -3931,7 +4008,8 @@ set_xattrs(struct archive_write_disk *a)
if (errno == ENOTSUP || errno == ENOSYS) {
if (!warning_done) {
warning_done = 1;
archive_set_error(&a->archive, errno,
archive_set_error(&a->archive,
errno,
"Cannot restore extended "
"attributes on this file "
"system");
@ -3942,7 +4020,8 @@ set_xattrs(struct archive_write_disk *a)
ret = ARCHIVE_WARN;
}
} else {
archive_set_error(&a->archive, ARCHIVE_ERRNO_FILE_FORMAT,
archive_set_error(&a->archive,
ARCHIVE_ERRNO_FILE_FORMAT,
"Invalid extended attribute encountered");
ret = ARCHIVE_WARN;
}
@ -3986,19 +4065,22 @@ set_xattrs(struct archive_write_disk *a)
errno = 0;
#if HAVE_EXTATTR_SET_FD
if (a->fd >= 0)
e = extattr_set_fd(a->fd, namespace, name, value, size);
e = extattr_set_fd(a->fd, namespace, name,
value, size);
else
#endif
/* TODO: should we use extattr_set_link() instead? */
{
e = extattr_set_file(archive_entry_pathname(entry),
namespace, name, value, size);
e = extattr_set_file(
archive_entry_pathname(entry), namespace,
name, value, size);
}
if (e != (int)size) {
if (errno == ENOTSUP || errno == ENOSYS) {
if (!warning_done) {
warning_done = 1;
archive_set_error(&a->archive, errno,
archive_set_error(&a->archive,
errno,
"Cannot restore extended "
"attributes on this file "
"system");

1
libarchive/config_freebsd.h
View File

@ -40,6 +40,7 @@
#define HAVE_EXTATTR_LIST_FILE 1
#define HAVE_EXTATTR_SET_FD 1
#define HAVE_EXTATTR_SET_FILE 1
#define HAVE_STRUCT_XVFSCONF 1
#define HAVE_SYS_ACL_H 1
#define HAVE_SYS_EXTATTR_H 1
#endif

1
libarchive/test/CMakeLists.txt
View File

@ -60,6 +60,7 @@ IF(ENABLE_TEST)
test_compat_pax_libarchive_2x.c
test_compat_solaris_pax_sparse.c
test_compat_solaris_tar_acl.c
test_compat_star_acl_posix1e.c
test_compat_tar_hardlink.c
test_compat_uudecode.c
test_compat_uudecode_large.c

38
libarchive/test/test_compat_gtar.c
View File

@ -106,10 +106,48 @@ test_compat_gtar_1(void)
assertEqualInt(ARCHIVE_OK, archive_read_free(a));
}
/*
* test_compat_gtar_2.tar exercises reading of UID = 2097152 as base256
* and GID = 2097152 as octal without null terminator.
*/
static void
test_compat_gtar_2(void)
{
char name[] = "test_compat_gtar_2.tar";
struct archive_entry *ae;
struct archive *a;
int r;
assert((a = archive_read_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
extract_reference_file(name);
assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 10240));
/* Read first entry. */
assertEqualIntA(a, ARCHIVE_OK, r = archive_read_next_header(a, &ae));
if (r != ARCHIVE_OK) {
archive_read_free(a);
return;
}
/* Check UID and GID */
assertEqualInt(2097152, archive_entry_uid(ae));
assertEqualInt(2097152, archive_entry_gid(ae));
/* Verify the end-of-archive. */
assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
/* Verify that the format detection worked. */
assertEqualInt(archive_filter_code(a, 0), ARCHIVE_FILTER_NONE);
assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_GNUTAR);
}
DEFINE_TEST(test_compat_gtar)
{
test_compat_gtar_1();
test_compat_gtar_2();
}

49
libarchive/test/test_compat_gtar_2.tar.uu Normal file
View File

@ -0,0 +1,49 @@
begin 660 test_compat_gtar_2.tar.uu
M9FEL95]W:71H7V)I9U]U:61?9VED````````````````````````````````
M````````````````````````````````````````````````````````````
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`
end

215
libarchive/test/test_compat_star_acl_posix1e.c Normal file
View File

@ -0,0 +1,215 @@
/*-
* Copyright (c) 2003-2007 Tim Kientzle
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "test.h"
__FBSDID("$FreeBSD$");
/*
* Verify reading entries with POSIX.1e ACLs from archives created by star
*
* This should work on all systems, regardless of whether local filesystems
* support ACLs or not.
*/
struct acl_t {
int type; /* Type of ACL: "access" or "default" */
int permset; /* Permissions for this class of users. */
int tag; /* Owner, User, Owning group, group, other, etc. */
const char *name; /* Name of user/group, depending on tag. */
};
static struct acl_t acls0[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_USER_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER, "user77" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_MASK, ""},
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE,
ARCHIVE_ENTRY_ACL_OTHER, "" },
};
static struct acl_t acls1[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE | ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER, "user77" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0,
ARCHIVE_ENTRY_ACL_USER, "user78" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0007,
ARCHIVE_ENTRY_ACL_GROUP, "group78" },
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0007,
ARCHIVE_ENTRY_ACL_MASK, ""},
{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE | ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_OTHER, "" },
};
static struct acl_t acls2[] = {
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_USER_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_USER, "user77" },
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_READ,
ARCHIVE_ENTRY_ACL_GROUP_OBJ, "" },
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_GROUP, "group78" },
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_READ | ARCHIVE_ENTRY_ACL_EXECUTE,
ARCHIVE_ENTRY_ACL_MASK, ""},
{ ARCHIVE_ENTRY_ACL_TYPE_DEFAULT, ARCHIVE_ENTRY_ACL_WRITE,
ARCHIVE_ENTRY_ACL_OTHER, "" },
};
static int
acl_match(struct acl_t *acl, int type, int permset, int tag, const char *name)
{
if (type != acl->type)
return (0);
if (permset != acl->permset)
return (0);
if (tag != acl->tag)
return (0);
if (tag == ARCHIVE_ENTRY_ACL_USER_OBJ)
return (1);
if (tag == ARCHIVE_ENTRY_ACL_GROUP_OBJ)
return (1);
if (tag == ARCHIVE_ENTRY_ACL_OTHER)
return (1);
if (tag == ARCHIVE_ENTRY_ACL_MASK)
return (1);
if (name == NULL)
return (acl->name == NULL || acl->name[0] == '\0');
if (acl->name == NULL)
return (name == NULL || name[0] == '\0');
return (0 == strcmp(name, acl->name));
}
static void
compare_acls(struct archive_entry *ae, struct acl_t *acls, int n, int mode,
int want_type)
{
int *marker = malloc(sizeof(marker[0]) * n);
int i;
int r;
int type, permset, tag, qual;
int matched;
const char *name;
for (i = 0; i < n; i++)
marker[i] = i;
while (0 == (r = archive_entry_acl_next(ae, want_type,
&type, &permset, &tag, &qual, &name))) {
for (i = 0, matched = 0; i < n && !matched; i++) {
if (acl_match(&acls[marker[i]], type, permset,
tag, name)) {
/* We found a match; remove it. */
marker[i] = marker[n - 1];
n--;
matched = 1;
}
}
if (tag == ARCHIVE_ENTRY_ACL_USER_OBJ) {
if (!matched) printf("No match for user_obj perm\n");
if (want_type == ARCHIVE_ENTRY_ACL_TYPE_ACCESS) {
failure("USER_OBJ permset (%02o) != user mode (%02o)",
permset, 07 & (mode >> 6));
assert((permset << 6) == (mode & 0700));
}
} else if (tag == ARCHIVE_ENTRY_ACL_GROUP_OBJ) {
if (!matched) printf("No match for group_obj perm\n");
if (want_type == ARCHIVE_ENTRY_ACL_TYPE_ACCESS) {
failure("GROUP_OBJ permset %02o != group mode %02o",
permset, 07 & (mode >> 3));
assert((permset << 3) == (mode & 0070));
}
} else if (tag == ARCHIVE_ENTRY_ACL_OTHER) {
if (!matched) printf("No match for other perm\n");
if (want_type == ARCHIVE_ENTRY_ACL_TYPE_ACCESS) {
failure("OTHER permset (%02o) != other mode (%02o)",
permset, mode & 07);
assert((permset << 0) == (mode & 0007));
}
} else if (tag != ARCHIVE_ENTRY_ACL_MASK) {
failure("Could not find match for ACL "
"(type=%d,permset=%d,tag=%d,name=``%s'')",
type, permset, tag, name);
assert(matched == 1);
}
}
assertEqualInt(ARCHIVE_EOF, r);
assert((mode_t)(mode & 0777) == (archive_entry_mode(ae) & 0777));
failure("Could not find match for ACL "
"(type=%d,permset=%d,tag=%d,name=``%s'')",
acls[marker[0]].type, acls[marker[0]].permset,
acls[marker[0]].tag, acls[marker[0]].name);
assert(n == 0); /* Number of ACLs not matched should == 0 */
free(marker);
}
DEFINE_TEST(test_compat_star_acl_posix1e)
{
char name[] = "test_compat_star_acl_posix1e.tar";
struct archive *a;
struct archive_entry *ae;
/* Read archive file */
assert(NULL != (a = archive_read_new()));
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
extract_reference_file(name);
assertEqualIntA(a, ARCHIVE_OK, archive_read_open_filename(a, name, 10240));
/* First item has a few ACLs */
assertA(0 == archive_read_next_header(a, &ae));
failure("One extended ACL should flag all ACLs to be returned.");
assertEqualInt(5, archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
compare_acls(ae, acls0, sizeof(acls0)/sizeof(acls0[0]), 0142, ARCHIVE_ENTRY_ACL_TYPE_ACCESS);
failure("Basic ACLs should set mode to 0142, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0142);
/* Second item has pretty extensive ACLs */
assertA(0 == archive_read_next_header(a, &ae));
assertEqualInt(7, archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
compare_acls(ae, acls1, sizeof(acls1)/sizeof(acls1[0]), 0543, ARCHIVE_ENTRY_ACL_TYPE_ACCESS);
failure("Basic ACLs should set mode to 0543, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0543);
/* Third item has default ACLs */
assertA(0 == archive_read_next_header(a, &ae));
assertEqualInt(6, archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_DEFAULT));
compare_acls(ae, acls2, sizeof(acls2)/sizeof(acls2[0]), 0142, ARCHIVE_ENTRY_ACL_TYPE_DEFAULT);
failure("Basic ACLs should set mode to 0142, not %04o",
archive_entry_mode(ae)&0777);
assert((archive_entry_mode(ae) & 0777) == 0142);
/* Close the archive. */
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
assertEqualInt(ARCHIVE_OK, archive_read_free(a));
}

231
libarchive/test/test_compat_star_acl_posix1e.tar.uu Normal file
View File

@ -0,0 +1,231 @@
begin 644 test_compat_star_acl_posix1e.tar
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end

95
libarchive/test/test_read_format_raw.bufr.uu Normal file
View File

@ -0,0 +1,95 @@
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!20``
`
end

27
libarchive/test/test_read_format_raw.c
View File

@ -35,6 +35,7 @@ DEFINE_TEST(test_read_format_raw)
struct archive *a;
const char *reffile1 = "test_read_format_raw.data";
const char *reffile2 = "test_read_format_raw.data.Z";
const char *reffile3 = "test_read_format_raw.bufr";
/* First, try pulling data out of an uninterpretable file. */
extract_reference_file(reffile1);
@ -90,4 +91,30 @@ DEFINE_TEST(test_read_format_raw)
assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
assertEqualInt(ARCHIVE_OK, archive_read_free(a));
/* Third, try with file which fooled us in past - appeared to be tar. */
extract_reference_file(reffile3);
assert((a = archive_read_new()) != NULL);
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_raw(a));
assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
assertEqualIntA(a, ARCHIVE_OK,
archive_read_open_filename(a, reffile3, 1));
/* First (and only!) Entry */
assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
assertEqualString("data", archive_entry_pathname(ae));
assertEqualInt(archive_entry_is_encrypted(ae), 0);
assertEqualIntA(a, archive_read_has_encrypted_entries(a), ARCHIVE_READ_FORMAT_ENCRYPTION_UNSUPPORTED);
/* Most fields should be unset (unknown) */
assert(!archive_entry_size_is_set(ae));
assert(!archive_entry_atime_is_set(ae));
assert(!archive_entry_ctime_is_set(ae));
assert(!archive_entry_mtime_is_set(ae));
/* Test EOF */
assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
assertEqualInt(ARCHIVE_OK, archive_read_free(a));
}

71
libarchive/test/test_sparse_basic.c
View File

@ -146,28 +146,14 @@ create_sparse_file(const char *path, const struct sparse *s)
#else
#if defined(_PC_MIN_HOLE_SIZE)
/*
* FreeBSD and Solaris can detect 'hole' of a sparse file
* through lseek(HOLE) on ZFS. (UFS does not support yet)
*/
static int
is_sparse_supported(const char *path)
{
return (pathconf(path, _PC_MIN_HOLE_SIZE) > 0);
}
#elif defined(__linux__)&& defined(HAVE_LINUX_FIEMAP_H)
#if defined(HAVE_LINUX_FIEMAP_H)
/*
* FIEMAP, which can detect 'hole' of a sparse file, has
* been supported from 2.6.28
*/
static int
is_sparse_supported(const char *path)
is_sparse_supported_fiemap(const char *path)
{
const struct sparse sparse_file[] = {
/* This hole size is too small to create a sparse
@ -198,7 +184,58 @@ is_sparse_supported(const char *path)
return (r >= 0);
}
#else
#if !defined(SEEK_HOLE) || !defined(SEEK_DATA)
static int
is_sparse_supported(const char *path)
{
return is_sparse_supported_fiemap(path);
}
#endif
#endif
#if defined(_PC_MIN_HOLE_SIZE)
/*
* FreeBSD and Solaris can detect 'hole' of a sparse file
* through lseek(HOLE) on ZFS. (UFS does not support yet)
*/
static int
is_sparse_supported(const char *path)
{
return (pathconf(path, _PC_MIN_HOLE_SIZE) > 0);
}
#elif defined(SEEK_HOLE) && defined(SEEK_DATA)
static int
is_sparse_supported(const char *path)
{
const struct sparse sparse_file[] = {
/* This hole size is too small to create a sparse
* files for almost filesystem. */
{ HOLE, 1024 }, { DATA, 10240 },
{ END, 0 }
};
int fd, r;
const char *testfile = "can_sparse";
(void)path; /* UNUSED */
create_sparse_file(testfile, sparse_file);
fd = open(testfile, O_RDWR);
if (fd < 0)
return (0);
r = lseek(fd, 0, SEEK_HOLE);
close(fd);
unlink(testfile);
#if defined(HAVE_LINUX_FIEMAP_H)
if (r < 0)
return (is_sparse_supported_fiemap(path));
#endif
return (r >= 0);
}
#elif !defined(HAVE_LINUX_FIEMAP_H)
/*
* Other system may do not have the API such as lseek(HOLE),

18
tar/test/test_symlink_dir.c
View File

@ -47,11 +47,18 @@ DEFINE_TEST(test_symlink_dir)
assertMakeDir("source/dir3", 0755);
assertMakeDir("source/dir3/d3", 0755);
assertMakeFile("source/dir3/f3", 0755, "abcde");
assertMakeDir("source/dir4", 0755);
assertMakeFile("source/dir4/file3", 0755, "abcdef");
assertMakeHardlink("source/dir4/file4", "source/dir4/file3");
assertEqualInt(0,
systemf("%s -cf test.tar -C source dir dir2 dir3 file file2",
testprog));
/* Second archive with hardlinks */
assertEqualInt(0,
systemf("%s -cf test2.tar -C source dir4", testprog));
/*
* Extract with -x and without -P.
*/
@ -118,9 +125,15 @@ DEFINE_TEST(test_symlink_dir)
assertMakeSymlink("dest2/file2", "real_file2");
assertEqualInt(0, systemf("%s -xPf test.tar -C dest2", testprog));
/* dest2/dir symlink should be followed */
/* "dir4" is a symlink to existing "real_dir" */
if (canSymlink())
assertMakeSymlink("dest2/dir4", "real_dir");
assertEqualInt(0, systemf("%s -xPf test2.tar -C dest2", testprog));
/* dest2/dir and dest2/dir4 symlinks should be followed */
if (canSymlink()) {
assertIsSymlink("dest2/dir", "real_dir");
assertIsSymlink("dest2/dir4", "real_dir");
assertIsDir("dest2/real_dir", -1);
}
@ -141,4 +154,7 @@ DEFINE_TEST(test_symlink_dir)
/* dest2/file2 symlink should be removed */
failure("Symlink to non-existing file should be removed");
assertIsReg("dest2/file2", -1);
/* dest2/dir4/file3 and dest2/dir4/file4 should be hard links */
assertIsHardlink("dest2/dir4/file3", "dest2/dir4/file4");
}