diff options
author | Martin Sustrik <sustrik@fastmq.commkdir> | 2009-11-26 12:01:26 +0100 |
---|---|---|
committer | Martin Sustrik <sustrik@fastmq.commkdir> | 2009-11-26 12:01:26 +0100 |
commit | 8d85638f77ec0aa886170ba6bb49763ef165393b (patch) | |
tree | 438957d3dac3fb738c26426904817377025d0094 /src | |
parent | 92aa9e94e21b652839faa3dda27c67571bad315d (diff) |
memory leak in message encoder fixed
Diffstat (limited to 'src')
-rw-r--r-- | src/session.cpp | 4 | ||||
-rw-r--r-- | src/zmq_decoder.cpp | 8 | ||||
-rw-r--r-- | src/zmq_encoder.cpp | 7 | ||||
-rw-r--r-- | src/zmq_listener_init.cpp | 1 |
4 files changed, 13 insertions, 7 deletions
diff --git a/src/session.cpp b/src/session.cpp index f62de27..87b47b0 100644 --- a/src/session.cpp +++ b/src/session.cpp @@ -51,10 +51,6 @@ bool zmq::session_t::read (::zmq_msg_t *msg_) bool zmq::session_t::write (::zmq_msg_t *msg_) { - // The communication is unidirectional. - // We don't expect any message to arrive. - zmq_assert (out_pipe); - if (out_pipe->write (msg_)) { zmq_msg_init (msg_); return true; diff --git a/src/zmq_decoder.cpp b/src/zmq_decoder.cpp index 53811a1..8040f21 100644 --- a/src/zmq_decoder.cpp +++ b/src/zmq_decoder.cpp @@ -51,6 +51,9 @@ bool zmq::zmq_decoder_t::one_byte_size_ready () else { // TODO: Handle over-sized message decently. + // in_progress is initialised at this point so in theory we should + // close it before calling zmq_msg_init_size, however, it's a 0-byte + // message and thus we can treat it as uninitialised... int rc = zmq_msg_init_size (&in_progress, *tmpbuf); errno_assert (rc == 0); @@ -67,6 +70,9 @@ bool zmq::zmq_decoder_t::eight_byte_size_ready () size_t size = (size_t) get_uint64 (tmpbuf); // TODO: Handle over-sized message decently. + // in_progress is initialised at this point so in theory we should + // close it before calling zmq_msg_init_size, however, it's a 0-byte + // message and thus we can treat it as uninitialised... int rc = zmq_msg_init_size (&in_progress, size); errno_assert (rc == 0); @@ -78,7 +84,7 @@ bool zmq::zmq_decoder_t::eight_byte_size_ready () bool zmq::zmq_decoder_t::message_ready () { // Message is completely read. Push it further and start reading - // new message. + // new message. (in_progress is a 0-byte message after this point.) if (!destination || !destination->write (&in_progress)) return false; diff --git a/src/zmq_encoder.cpp b/src/zmq_encoder.cpp index 44b919b..180bda7 100644 --- a/src/zmq_encoder.cpp +++ b/src/zmq_encoder.cpp @@ -50,12 +50,17 @@ bool zmq::zmq_encoder_t::size_ready () bool zmq::zmq_encoder_t::message_ready () { + // Destroy content of the old message. + zmq_msg_close(&in_progress); + // Read new message from the dispatcher. If there is none, return false. // Note that new state is set only if write is successful. That way // unsuccessful write will cause retry on the next state machine // invocation. - if (!source || !source->read (&in_progress)) + if (!source || !source->read (&in_progress)) { + zmq_msg_init (&in_progress); return false; + } size_t size = zmq_msg_size (&in_progress); diff --git a/src/zmq_listener_init.cpp b/src/zmq_listener_init.cpp index eec41c7..0d9488d 100644 --- a/src/zmq_listener_init.cpp +++ b/src/zmq_listener_init.cpp @@ -55,7 +55,6 @@ bool zmq::zmq_listener_init_t::write (::zmq_msg_t *msg_) has_peer_identity = true; peer_identity.assign ((const char*) zmq_msg_data (msg_), zmq_msg_size (msg_)); - return true; } |