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premiere-libtorrent
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added invariant checks

This commit is contained in:
unsh 2007-06-07 10:18:13 +00:00
parent 2030420f9a
commit 7996d35395
1 changed files with 27 additions and 11 deletions
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38
src/bt_peer_connection.cpp
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@ -277,6 +277,8 @@ namespace libtorrent
void bt_peer_connection::write_pe1_2_dhkey()
{
INVARIANT_CHECK;
assert(!m_encrypted);
assert(!m_rc4_encrypted);
assert(!m_DH_key_exchange.get());
@ -305,6 +307,8 @@ namespace libtorrent
void bt_peer_connection::write_pe3_sync()
{
INVARIANT_CHECK;
assert (!m_encrypted);
assert (!m_rc4_encrypted);
assert (is_local());
@ -383,6 +387,8 @@ namespace libtorrent
void bt_peer_connection::write_pe4_sync(int crypto_select)
{
INVARIANT_CHECK;
assert(!is_local());
assert(!m_encrypted);
assert(!m_rc4_encrypted);
@ -415,6 +421,8 @@ namespace libtorrent
void bt_peer_connection::write_pe_vc_cryptofield(buffer::interval& write_buf,
int crypto_field, int pad_size)
{
INVARIANT_CHECK;
assert(crypto_field <= 0x03 && crypto_field > 0);
assert(pad_size == 0); // pad not used yet
// vc,crypto_field,len(pad),pad, (len(ia))
@ -444,6 +452,8 @@ namespace libtorrent
void bt_peer_connection::init_pe_RC4_handler(char const* secret, sha1_hash const& stream_key)
{
INVARIANT_CHECK;
assert(secret);
hasher h;
@ -483,8 +493,9 @@ namespace libtorrent
assert (begin);
assert (end);
assert (end > begin);
assert (!m_rc4_encrypted || m_encrypted);
if (m_rc4_encrypted && m_encrypted)
if (m_rc4_encrypted)
m_RC4_handler->encrypt(begin, end - begin);
peer_connection::send_buffer(begin, end);
@ -492,7 +503,9 @@ namespace libtorrent
buffer::interval bt_peer_connection::allocate_send_buffer(int size)
{
if (m_rc4_encrypted && m_encrypted)
assert(!m_rc4_encrypted || m_encrypted);
if (m_rc4_encrypted)
{
m_enc_send_buffer = peer_connection::allocate_send_buffer(size);
return m_enc_send_buffer;
@ -506,7 +519,9 @@ namespace libtorrent
void bt_peer_connection::setup_send()
{
if (m_rc4_encrypted && m_encrypted)
assert(!m_rc4_encrypted || m_encrypted);
if (m_rc4_encrypted)
{
assert (m_enc_send_buffer.begin);
assert (m_enc_send_buffer.end);
@ -1383,7 +1398,8 @@ namespace libtorrent
m_statistics.received_bytes(0, bytes_transferred);
#ifndef TORRENT_DISABLE_ENCRYPTION
if (m_rc4_encrypted && m_encrypted)
assert(in_handshake() || !m_rc4_encrypted || m_encrypted);
if (m_rc4_encrypted)
{
buffer::interval wr_buf = wr_recv_buffer();
m_RC4_handler->decrypt((wr_buf.end - bytes_transferred), bytes_transferred);
@ -1973,8 +1989,6 @@ namespace libtorrent
, (char*)info_hash.begin());
attach_to_torrent(info_hash);
t = associated_torrent().lock();
assert(t);
}
else
{
@ -1991,11 +2005,11 @@ namespace libtorrent
#ifdef TORRENT_VERBOSE_LOGGING
(*m_logger) << " info_hash received\n";
#endif
t = associated_torrent().lock();
assert(t);
}
// Respond with handshake and bitfield
t = associated_torrent().lock();
assert(t);
if (!is_local())
{
write_handshake();
@ -2240,8 +2254,10 @@ namespace libtorrent
void bt_peer_connection::check_invariant() const
{
#ifndef TORRENT_DISABLE_ENCRYPTION
assert(bool(m_state == read_pe_dhkey) == bool(m_DH_key_exchange)
|| !is_local());
assert( (bool(m_state != read_pe_dhkey) || m_DH_key_exchange.get())
|| !is_local());
assert(!m_rc4_encrypted || m_RC4_handler.get());
#endif
if (!m_in_constructor)
peer_connection::check_invariant();