From f330c0f347619f72766069acdc24616ec5fe7147 Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Sun, 13 Feb 2011 13:06:03 +0100 Subject: * apt-pkg/contrib/fileutl.cc: - reorder the loaded filesize bytes for big endian (Closes: #612986) Thanks to Jörg Sommer for the detailed analyse! MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- apt-pkg/contrib/fileutl.cc | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'apt-pkg') diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 52f517ee0..6a621e2a9 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -962,9 +962,14 @@ unsigned long FileFd::Size() off_t orig_pos = lseek(iFd, 0, SEEK_CUR); if (lseek(iFd, -4, SEEK_END) < 0) return _error->Errno("lseek","Unable to seek to end of gzipped file"); + size = 0L; if (read(iFd, &size, 4) != 4) return _error->Errno("read","Unable to read original size of gzipped file"); - size &= 0xFFFFFFFF; + +#ifdef WORDS_BIGENDIAN + unsigned char const * const p = (unsigned char *) &size; + size = (p[3] << 24) | (p[2] << 16) | (p[1] << 8) | p[0]; +#endif if (lseek(iFd, orig_pos, SEEK_SET) < 0) return _error->Errno("lseek","Unable to seek in gzipped file"); -- cgit v1.2.3-70-g09d2