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consider macro TORRENT_USE_IOSTREAM for sha1_hash iostream operators (#790)

This commit is contained in:
Alden Torres 2016-06-05 23:55:42 -04:00 committed by Arvid Norberg
parent cbeb7adbde
commit 3d5e0144c7
2 changed files with 12 additions and 0 deletions
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6
include/libtorrent/sha1_hash.hpp
View File

@ -42,7 +42,9 @@ POSSIBILITY OF SUCH DAMAGE.
#include "libtorrent/assert.hpp"
#include "libtorrent/aux_/byteswap.hpp"
#if TORRENT_USE_IOSTREAM
#include <iosfwd>
#endif // TORRENT_USE_IOSTREAM
#ifdef max
#undef max
@ -255,11 +257,15 @@ namespace libtorrent
return ret;
}
#if TORRENT_USE_IOSTREAM
// print a sha1_hash object to an ostream as 40 hexadecimal digits
TORRENT_EXPORT std::ostream& operator<<(std::ostream& os, sha1_hash const& peer);
// read 40 hexadecimal digits from an istream into a sha1_hash
TORRENT_EXPORT std::istream& operator>>(std::istream& is, sha1_hash& peer);
#endif // TORRENT_USE_IOSTREAM
}
namespace std {

6
src/sha1_hash.cpp
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@ -34,11 +34,15 @@ POSSIBILITY OF SUCH DAMAGE.
#include "libtorrent/aux_/cpuid.hpp"
#include "libtorrent/hex.hpp" // to_hex, from_hex
#if TORRENT_USE_IOSTREAM
#include <iostream>
#include <iomanip>
#endif // TORRENT_USE_IOSTREAM
namespace libtorrent
{
#if TORRENT_USE_IOSTREAM
// print a sha1_hash object to an ostream as 40 hexadecimal digits
std::ostream& operator<<(std::ostream& os, sha1_hash const& peer)
{
@ -57,6 +61,8 @@ namespace libtorrent
return is;
}
#endif // TORRENT_USE_IOSTREAM
int sha1_hash::count_leading_zeroes() const
{
int ret = 0;