diff options
Diffstat (limited to 'archival')
| -rw-r--r-- | archival/libarchive/get_header_cpio.c | 2 | ||||
| -rw-r--r-- | archival/libarchive/get_header_tar.c | 6 | ||||
| -rw-r--r-- | archival/libarchive/unpack_ar_archive.c | 2 | ||||
| -rw-r--r-- | archival/libarchive/unsafe_prefix.c | 2 |
4 files changed, 6 insertions, 6 deletions
diff --git a/archival/libarchive/get_header_cpio.c b/archival/libarchive/get_header_cpio.c index 1a0058b63..7861d1f6f 100644 --- a/archival/libarchive/get_header_cpio.c +++ b/archival/libarchive/get_header_cpio.c @@ -37,7 +37,7 @@ char FAST_FUNC get_header_cpio(archive_handle_t *archive_handle) } archive_handle->offset += 110; - if (strncmp(&cpio_header[0], "07070", 5) != 0 + if (!is_prefixed_with(&cpio_header[0], "07070") || (cpio_header[5] != '1' && cpio_header[5] != '2') ) { bb_error_msg_and_die("unsupported cpio format, use newc or crc"); diff --git a/archival/libarchive/get_header_tar.c b/archival/libarchive/get_header_tar.c index 0c663fbd7..2dbcdb50c 100644 --- a/archival/libarchive/get_header_tar.c +++ b/archival/libarchive/get_header_tar.c @@ -105,7 +105,7 @@ static void process_pax_hdr(archive_handle_t *archive_handle, unsigned sz, int g value = end + 1; #if ENABLE_FEATURE_TAR_GNU_EXTENSIONS - if (!global && strncmp(value, "path=", sizeof("path=") - 1) == 0) { + if (!global && is_prefixed_with(value, "path=")) { value += sizeof("path=") - 1; free(archive_handle->tar__longname); archive_handle->tar__longname = xstrdup(value); @@ -118,7 +118,7 @@ static void process_pax_hdr(archive_handle_t *archive_handle, unsigned sz, int g * This is what Red Hat's patched version of tar uses. */ # define SELINUX_CONTEXT_KEYWORD "RHT.security.selinux" - if (strncmp(value, SELINUX_CONTEXT_KEYWORD"=", sizeof(SELINUX_CONTEXT_KEYWORD"=") - 1) == 0) { + if (is_prefixed_with(value, SELINUX_CONTEXT_KEYWORD"=")) { value += sizeof(SELINUX_CONTEXT_KEYWORD"=") - 1; free(archive_handle->tar__sctx[global]); archive_handle->tar__sctx[global] = xstrdup(value); @@ -202,7 +202,7 @@ char FAST_FUNC get_header_tar(archive_handle_t *archive_handle) /* Check header has valid magic, "ustar" is for the proper tar, * five NULs are for the old tar format */ - if (strncmp(tar.magic, "ustar", 5) != 0 + if (!is_prefixed_with(tar.magic, "ustar") && (!ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY || memcmp(tar.magic, "\0\0\0\0", 5) != 0) ) { diff --git a/archival/libarchive/unpack_ar_archive.c b/archival/libarchive/unpack_ar_archive.c index 214d17e23..0bc030349 100644 --- a/archival/libarchive/unpack_ar_archive.c +++ b/archival/libarchive/unpack_ar_archive.c @@ -12,7 +12,7 @@ void FAST_FUNC unpack_ar_archive(archive_handle_t *ar_archive) char magic[7]; xread(ar_archive->src_fd, magic, AR_MAGIC_LEN); - if (strncmp(magic, AR_MAGIC, AR_MAGIC_LEN) != 0) { + if (!is_prefixed_with(magic, AR_MAGIC)) { bb_error_msg_and_die("invalid ar magic"); } ar_archive->offset += AR_MAGIC_LEN; diff --git a/archival/libarchive/unsafe_prefix.c b/archival/libarchive/unsafe_prefix.c index 826c673bf..9994f4d94 100644 --- a/archival/libarchive/unsafe_prefix.c +++ b/archival/libarchive/unsafe_prefix.c @@ -15,7 +15,7 @@ const char* FAST_FUNC strip_unsafe_prefix(const char *str) cp++; continue; } - if (strncmp(cp, "/../"+1, 3) == 0) { + if (is_prefixed_with(cp, "/../"+1)) { cp += 3; continue; } |