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This commit is contained in:
Arvid Norberg 2004-04-02 10:43:37 +00:00
parent 98c1c824df
commit 653a4a970d
3 changed files with 61 additions and 4 deletions
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31
docs/udp_tracker_protocol.html
View File

@ -52,6 +52,37 @@ retrying.</p>
</tr>
</tbody>
</table>
<p>optional part</p>
<table border class="table">
<colgroup>
<col width="18%" />
<col width="28%" />
<col width="54%" />
</colgroup>
<thead valign="bottom">
<tr><th>size</th>
<th>name</th>
<th>description</th>
</tr>
</thead>
<tbody valign="top">
<tr><td>int8_t</td>
<td>flags</td>
<td>1 = authentication</td>
</tr>
<tr><td>int8_t[8]</td>
<td>username</td>
<td>&nbsp;</td>
</tr>
<tr><td>int8_t[8]</td>
<td>password_hash</td>
<td>sha1-hash of the tracker password</td>
</tr>
</tbody>
</table>
<p>what is the point of having a fixed size username field instead of
a null-terminated string?</p>
<p>Why send the hash of the password instead of the password itself?</p>
<p>Server replies with packet:</p>
<table border class="table">
<colgroup>

18
docs/udp_tracker_protocol.rst
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@ -40,6 +40,24 @@ Client sends packet:
| int32_t | transaction_id | Randomized by client. |
+-------------+---------------------+----------------------------------------+
optional part
+-------------+---------------------+----------------------------------------+
| size | name | description |
+=============+=====================+========================================+
| int8_t | flags | 1 = authentication |
+-------------+---------------------+----------------------------------------+
| int8_t[8] | username | |
+-------------+---------------------+----------------------------------------+
| int8_t[8] | password_hash | sha1-hash of the tracker password |
+-------------+---------------------+----------------------------------------+
what is the point of having a fixed size username field instead of
a null-terminated string?
Why send the hash of the password instead of the password itself?
Server replies with packet:
+-------------+---------------------+----------------------------------------+

16
src/file.cpp
View File

@ -38,12 +38,17 @@ POSSIBILITY OF SUCH DAMAGE.
#include <io.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
typedef int mode_t;
#else
#define _FILE_OFFSET_BITS 64
#include <unistd.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#endif
@ -57,9 +62,9 @@ namespace
{
enum { mode_in = 1, mode_out = 2 };
int map_open_mode(int m)
mode_t map_open_mode(int m)
{
if (m == (mode_in | mode_out)) return O_RDWR | O_BINARY;
// if (m == (mode_in | mode_out)) return O_RDWR | O_BINARY;
if (m == mode_out) return O_WRONLY | O_CREAT | O_BINARY;
if (m == mode_in) return O_RDONLY | O_BINARY;
assert(false);
@ -97,8 +102,10 @@ namespace libtorrent
void open(fs::path const& path, int mode)
{
close();
m_fd = ::open(path.native_file_string().c_str(), map_open_mode(mode));
m_open_mode = mode;
m_fd = ::open(
path.native_file_string().c_str()
, map_open_mode(mode)
, S_IREAD | S_IWRITE);
if (m_fd == -1)
{
std::stringstream msg;
@ -106,6 +113,7 @@ namespace libtorrent
<< strerror(errno);
throw file_error(msg.str());
}
m_open_mode = mode;
}
void close()