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premiere-libtorrent
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leverage boost's endian detection in sha1-implementation

This commit is contained in:
Arvid Norberg 2014-05-03 03:45:51 +00:00
parent 838f8c3892
commit 0ed91e248f
2 changed files with 5 additions and 4 deletions
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1
include/libtorrent/config.hpp
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@ -48,6 +48,7 @@ POSSIBILITY OF SUCH DAMAGE.
#include <boost/config.hpp>
#include <boost/version.hpp>
#include <boost/detail/endian.hpp>
#include <stdio.h> // for snprintf
#include <limits.h> // for IOV_MAX

8
src/sha1.cpp
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@ -176,7 +176,7 @@ namespace
#endif
}
#if !defined __BIG_ENDIAN__ && !defined __LITTLE_ENDIAN__
#if !defined BOOST_BIG_ENDIAN && !defined BOOST_LITTLE_ENDIAN
bool is_big_endian()
{
u32 test = 1;
@ -205,9 +205,9 @@ void SHA1_update(sha_ctx* context, u8 const* data, u32 len)
{
// GCC standard defines for endianness
// test with: cpp -dM /dev/null
#if defined __BIG_ENDIAN__
#if defined BOOST_BIG_ENDIAN
internal_update<big_endian_blk0>(context, data, len);
#elif defined __LITTLE_ENDIAN__
#elif defined BOOST_LITTLE_ENDIAN
internal_update<little_endian_blk0>(context, data, len);
#else
// select different functions depending on endianess
@ -309,7 +309,7 @@ By Arvid Norberg <arvidn@sourceforge.net>
previous SHA1HANDSOFF implicit
2- uses C99 types with size guarantees
from boost
3- if none of __BIG_ENDIAN__ or LITTLE_ENDIAN
3- if none of BOOST_BIG_ENDIAN or BOOST_LITTLE_ENDIAN
are defined, endianess is determined
at runtime. templates are used to duplicate
the transform function for each endianess