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tar: skip leading / and handle names like abc/..////def -> def (not ///def)

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function                                             old     new   delta
strip_unsafe_prefix                                    -     105    +105
writeFileToTarball                                   557     520     -37
get_header_tar                                      1545    1462     -83

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2011-03-02 01:21:02 +01:00
parent ea6116ee59
commit b80acf58f1
4 changed files with 59 additions and 59 deletions
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52
include/archive.h
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@ -118,8 +118,6 @@ typedef struct archive_handle_t {
#define ARCHIVE_DONT_RESTORE_PERM (1 << 6)
#define ARCHIVE_NUMERIC_OWNER (1 << 7)
#define ARCHIVE_O_TRUNC (1 << 8)
/* Archiver specific. */
#define ARCHIVE_TAR__TRUNC_WARNED (1 << 9)
/* POSIX tar Header Block, from POSIX 1003.1-1990 */
@ -161,37 +159,39 @@ typedef struct unpack_info_t {
time_t mtime;
} unpack_info_t;
extern archive_handle_t *init_handle(void) FAST_FUNC;
archive_handle_t *init_handle(void) FAST_FUNC;
extern char filter_accept_all(archive_handle_t *archive_handle) FAST_FUNC;
extern char filter_accept_list(archive_handle_t *archive_handle) FAST_FUNC;
extern char filter_accept_list_reassign(archive_handle_t *archive_handle) FAST_FUNC;
extern char filter_accept_reject_list(archive_handle_t *archive_handle) FAST_FUNC;
char filter_accept_all(archive_handle_t *archive_handle) FAST_FUNC;
char filter_accept_list(archive_handle_t *archive_handle) FAST_FUNC;
char filter_accept_list_reassign(archive_handle_t *archive_handle) FAST_FUNC;
char filter_accept_reject_list(archive_handle_t *archive_handle) FAST_FUNC;
extern void unpack_ar_archive(archive_handle_t *ar_archive) FAST_FUNC;
void unpack_ar_archive(archive_handle_t *ar_archive) FAST_FUNC;
extern void data_skip(archive_handle_t *archive_handle) FAST_FUNC;
extern void data_extract_all(archive_handle_t *archive_handle) FAST_FUNC;
extern void data_extract_to_stdout(archive_handle_t *archive_handle) FAST_FUNC;
extern void data_extract_to_command(archive_handle_t *archive_handle) FAST_FUNC;
void data_skip(archive_handle_t *archive_handle) FAST_FUNC;
void data_extract_all(archive_handle_t *archive_handle) FAST_FUNC;
void data_extract_to_stdout(archive_handle_t *archive_handle) FAST_FUNC;
void data_extract_to_command(archive_handle_t *archive_handle) FAST_FUNC;
extern void header_skip(const file_header_t *file_header) FAST_FUNC;
extern void header_list(const file_header_t *file_header) FAST_FUNC;
extern void header_verbose_list(const file_header_t *file_header) FAST_FUNC;
void header_skip(const file_header_t *file_header) FAST_FUNC;
void header_list(const file_header_t *file_header) FAST_FUNC;
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;
char get_header_ar(archive_handle_t *archive_handle) FAST_FUNC;
char get_header_cpio(archive_handle_t *archive_handle) FAST_FUNC;
char get_header_tar(archive_handle_t *archive_handle) FAST_FUNC;
char get_header_tar_gz(archive_handle_t *archive_handle) FAST_FUNC;
char get_header_tar_bz2(archive_handle_t *archive_handle) FAST_FUNC;
char get_header_tar_lzma(archive_handle_t *archive_handle) FAST_FUNC;
extern void seek_by_jump(int fd, off_t amount) FAST_FUNC;
extern void seek_by_read(int fd, off_t amount) FAST_FUNC;
void seek_by_jump(int fd, off_t amount) FAST_FUNC;
void seek_by_read(int fd, off_t amount) FAST_FUNC;
extern void data_align(archive_handle_t *archive_handle, unsigned boundary) FAST_FUNC;
extern const llist_t *find_list_entry(const llist_t *list, const char *filename) FAST_FUNC;
extern const llist_t *find_list_entry2(const llist_t *list, const char *filename) FAST_FUNC;
const char *strip_unsafe_prefix(const char *str) FAST_FUNC;
void data_align(archive_handle_t *archive_handle, unsigned boundary) FAST_FUNC;
const llist_t *find_list_entry(const llist_t *list, const char *filename) FAST_FUNC;
const llist_t *find_list_entry2(const llist_t *list, const char *filename) FAST_FUNC;
/* A bit of bunzip2 internals are exposed for compressed help support: */
typedef struct bunzip_data bunzip_data;