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-rw-r--r--src/encoder.hpp26
-rw-r--r--src/pgm_receiver.cpp5
-rw-r--r--src/pgm_sender.cpp6
-rw-r--r--src/pgm_socket.cpp193
-rw-r--r--src/pgm_socket.hpp5
-rw-r--r--src/zmq_engine.cpp4
6 files changed, 105 insertions, 134 deletions
diff --git a/src/encoder.hpp b/src/encoder.hpp
index 35c63b0..cb43f9f 100644
--- a/src/encoder.hpp
+++ b/src/encoder.hpp
@@ -50,12 +50,18 @@ namespace zmq
free (buf);
}
- // The function returns a batch of binary data. If offset is not NULL,
- // it is filled by offset of the first message in the batch. If there's
- // no beginning of a message in the batch, offset is set to -1.
- inline void get_buffer (unsigned char **data_, size_t *size_,
+ // The function returns a batch of binary data. The data
+ // are filled to a supplied buffer. If no buffer is supplied (data_
+ // points to NULL) decoder object will provide buffer of its own.
+ // If offset is not NULL, it is filled by offset of the first message
+ // in the batch.If there's no beginning of a message in the batch,
+ // offset is set to -1.
+ inline void get_data (unsigned char **data_, size_t *size_,
int *offset_ = NULL)
{
+ unsigned char *buffer = !*data_ ? buf : *data_;
+ size_t buffersize = !*data_ ? bufsize : *size_;
+
size_t pos = 0;
if (offset_)
*offset_ = -1;
@@ -67,7 +73,7 @@ namespace zmq
// in the buffer.
if (!to_write) {
if (!(static_cast <T*> (this)->*next) ()) {
- *data_ = buf;
+ *data_ = buffer;
*size_ = pos;
return;
}
@@ -91,7 +97,7 @@ namespace zmq
// As a consequence, large messages being sent won't block
// other engines running in the same I/O thread for excessive
// amounts of time.
- if (!pos && to_write >= bufsize) {
+ if (!pos && !*data_ && to_write >= buffersize) {
*data_ = write_pos;
*size_ = to_write;
write_pos = NULL;
@@ -100,13 +106,13 @@ namespace zmq
}
// Copy data to the buffer. If the buffer is full, return.
- size_t to_copy = std::min (to_write, bufsize - pos);
- memcpy (buf + pos, write_pos, to_copy);
+ size_t to_copy = std::min (to_write, buffersize - pos);
+ memcpy (buffer + pos, write_pos, to_copy);
pos += to_copy;
write_pos += to_copy;
to_write -= to_copy;
- if (pos == bufsize) {
- *data_ = buf;
+ if (pos == buffersize) {
+ *data_ = buffer;
*size_ = pos;
return;
}
diff --git a/src/pgm_receiver.cpp b/src/pgm_receiver.cpp
index aa7bab0..b71becc 100644
--- a/src/pgm_receiver.cpp
+++ b/src/pgm_receiver.cpp
@@ -194,7 +194,7 @@ void zmq::pgm_receiver_t::in_event ()
it->second.joined = true;
// Create and connect decoder for joined peer.
- it->second.decoder = new zmq_decoder_t;
+ it->second.decoder = new zmq_decoder_t (0);
it->second.decoder->set_inout (inout);
#ifdef ZMQ_HAVE_OPENPGM1
@@ -209,7 +209,8 @@ void zmq::pgm_receiver_t::in_event ()
if (nbytes > 0) {
// Push all the data to the decoder.
- it->second.decoder->write (raw_data, nbytes);
+ // TODO: process_buffer may not process entire buffer!
+ it->second.decoder->process_buffer (raw_data, nbytes);
}
} while (nbytes > 0);
diff --git a/src/pgm_sender.cpp b/src/pgm_sender.cpp
index 0a958c5..964e00b 100644
--- a/src/pgm_sender.cpp
+++ b/src/pgm_sender.cpp
@@ -49,6 +49,7 @@
zmq::pgm_sender_t::pgm_sender_t (io_thread_t *parent_,
const options_t &options_, const char *session_name_) :
io_object_t (parent_),
+ encoder (0),
pgm_socket (false, options_),
options (options_),
session_name (session_name_),
@@ -162,8 +163,9 @@ void zmq::pgm_sender_t::out_event ()
// First two bytes /sizeof (uint16_t)/ are used to store message
// offset in following steps.
- write_size = encoder.read (out_buffer + sizeof (uint16_t),
- out_buffer_size - sizeof (uint16_t), &first_message_offset);
+ unsigned char *bf = out_buffer + sizeof (uint16_t);
+ write_size = out_buffer_size - sizeof (uint16_t);
+ encoder.get_data (&bf, &write_size, &first_message_offset);
write_pos = 0;
// If there are no data to write stop polling for output.
diff --git a/src/pgm_socket.cpp b/src/pgm_socket.cpp
index 1f773d8..8400b83 100644
--- a/src/pgm_socket.cpp
+++ b/src/pgm_socket.cpp
@@ -56,7 +56,7 @@
#endif
zmq::pgm_socket_t::pgm_socket_t (bool receiver_, const options_t &options_) :
- g_transport (NULL),
+ transport (NULL),
options (options_),
receiver (receiver_),
port_number (0),
@@ -120,7 +120,7 @@ int zmq::pgm_socket_t::open_transport (void)
__FILE__, __LINE__);
// Can not open transport before destroying old one.
- zmq_assert (g_transport == NULL);
+ zmq_assert (transport == NULL);
// Zero counter used in msgrecv.
nbytes_rec = 0;
@@ -222,13 +222,13 @@ int zmq::pgm_socket_t::open_transport (void)
}
#ifdef ZMQ_HAVE_OPENPGM1
- rc = pgm_transport_create (&g_transport, &gsi, 0, port_number, &recv_gsr,
+ rc = pgm_transport_create (&transport, &gsi, 0, port_number, &recv_gsr,
1, &send_gsr);
if (rc != 0) {
return -1;
}
#elif defined ZMQ_HAVE_OPENPGM2
- if (!pgm_transport_create (&g_transport, res, &pgm_error)) {
+ if (!pgm_transport_create (&transport, res, &pgm_error)) {
pgm_if_free_transport_info (res);
// TODO: tranlate errors from glib into errnos.
errno = EINVAL;
@@ -243,14 +243,14 @@ int zmq::pgm_socket_t::open_transport (void)
// Common parameters for receiver and sender.
// Set maximum transport protocol data unit size (TPDU).
- rc = pgm_transport_set_max_tpdu (g_transport, pgm_max_tpdu);
+ rc = pgm_transport_set_max_tpdu (transport, pgm_max_tpdu);
if (rc != pgm_ok) {
errno = EINVAL;
return -1;
}
// Set maximum number of network hops to cross.
- rc = pgm_transport_set_hops (g_transport, 16);
+ rc = pgm_transport_set_hops (transport, 16);
if (rc != pgm_ok) {
errno = EINVAL;
return -1;
@@ -258,85 +258,60 @@ int zmq::pgm_socket_t::open_transport (void)
#ifdef ZMQ_HAVE_OPENPGM2
// Set nonblocking send/recv sockets.
- if (!pgm_transport_set_nonblocking (g_transport, true)) {
+ if (!pgm_transport_set_nonblocking (transport, true)) {
errno = EINVAL;
return -1;
}
#endif
- // Receiver transport.
if (receiver) {
+
+ // Receiver transport.
// Set transport->can_send_data = FALSE.
// Note that NAKs are still generated by the transport.
#if defined ZMQ_HAVE_OPENPGM1
- rc = pgm_transport_set_recv_only (g_transport, false);
+ rc = pgm_transport_set_recv_only (transport, false);
#elif defined ZMQ_HAVE_OPENPGM2
- rc = pgm_transport_set_recv_only (g_transport, true, false);
+ rc = pgm_transport_set_recv_only (transport, true, false);
#endif
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ zmq_assert (rc == pgm_ok);
// Set NAK transmit back-off interval [us].
- rc = pgm_transport_set_nak_bo_ivl (g_transport, 50*1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_nak_bo_ivl (transport, 50 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set timeout before repeating NAK [us].
- rc = pgm_transport_set_nak_rpt_ivl (g_transport, 200*1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_nak_rpt_ivl (transport, 200 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set timeout for receiving RDATA.
- rc = pgm_transport_set_nak_rdata_ivl (g_transport, 200*1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_nak_rdata_ivl (transport, 200 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set retries for NAK without NCF/DATA (NAK_DATA_RETRIES).
- rc = pgm_transport_set_nak_data_retries (g_transport, 5);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_nak_data_retries (transport, 5);
+ zmq_assert (rc == pgm_ok);
// Set retries for NCF after NAK (NAK_NCF_RETRIES).
- rc = pgm_transport_set_nak_ncf_retries (g_transport, 2);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_nak_ncf_retries (transport, 2);
+ zmq_assert (rc == pgm_ok);
// Set timeout for removing a dead peer [us].
- rc = pgm_transport_set_peer_expiry (g_transport, 5*8192*1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_peer_expiry (transport, 5 * 8192 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set expiration time of SPM Requests [us].
- rc = pgm_transport_set_spmr_expiry (g_transport, 25*1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_spmr_expiry (transport, 25 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set the size of the receive window.
- //
- // data rate [B/s] (options.rate is kb/s).
+ // Data rate is in [B/s]. options.rate is in [kb/s].
if (options.rate <= 0) {
errno = EINVAL;
return -1;
}
-
- rc = pgm_transport_set_rxw_max_rte (g_transport,
+ rc = pgm_transport_set_rxw_max_rte (transport,
options.rate * 1000 / 8);
if (rc != pgm_ok) {
errno = EINVAL;
@@ -348,32 +323,27 @@ int zmq::pgm_socket_t::open_transport (void)
errno = EINVAL;
return -1;
}
-
- rc = pgm_transport_set_rxw_secs (g_transport, options.recovery_ivl);
+ rc = pgm_transport_set_rxw_secs (transport, options.recovery_ivl);
if (rc != pgm_ok) {
errno = EINVAL;
return -1;
}
- // Sender transport.
} else {
+ // Sender transport.
+
// Set transport->can_recv = FALSE, waiting_pipe will not be read.
- rc = pgm_transport_set_send_only (g_transport, TRUE);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_send_only (transport, TRUE);
+ zmq_assert (rc == pgm_ok);
// Set the size of the send window.
- //
- // data rate [B/s] (options.rate is kb/s).
+ // Data rate is in [B/s] options.rate is in [kb/s].
if (options.rate <= 0) {
errno = EINVAL;
return -1;
}
-
- rc = pgm_transport_set_txw_max_rte (g_transport,
+ rc = pgm_transport_set_txw_max_rte (transport,
options.rate * 1000 / 8);
if (rc != pgm_ok) {
errno = EINVAL;
@@ -385,8 +355,7 @@ int zmq::pgm_socket_t::open_transport (void)
errno = EINVAL;
return -1;
}
-
- rc = pgm_transport_set_txw_secs (g_transport, options.recovery_ivl);
+ rc = pgm_transport_set_txw_secs (transport, options.recovery_ivl);
if (rc != pgm_ok) {
errno = EINVAL;
return -1;
@@ -399,7 +368,7 @@ int zmq::pgm_socket_t::open_transport (void)
int to_preallocate = options.recovery_ivl * (options.rate * 1000 / 8)
/ (pgm_max_tpdu - 40 - 20);
- rc = pgm_transport_set_txw_preallocate (g_transport, to_preallocate);
+ rc = pgm_transport_set_txw_preallocate (transport, to_preallocate);
if (rc != 0) {
errno = EINVAL;
return -1;
@@ -410,48 +379,38 @@ int zmq::pgm_socket_t::open_transport (void)
#endif
// Set interval of background SPM packets [us].
- rc = pgm_transport_set_ambient_spm (g_transport, 8192 * 1000);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_ambient_spm (transport, 8192 * 1000);
+ zmq_assert (rc == pgm_ok);
// Set intervals of data flushing SPM packets [us].
guint spm_heartbeat[] = {4 * 1000, 4 * 1000, 8 * 1000, 16 * 1000,
32 * 1000, 64 * 1000, 128 * 1000, 256 * 1000, 512 * 1000,
1024 * 1000, 2048 * 1000, 4096 * 1000, 8192 * 1000};
-
- rc = pgm_transport_set_heartbeat_spm (g_transport, spm_heartbeat,
+ rc = pgm_transport_set_heartbeat_spm (transport, spm_heartbeat,
G_N_ELEMENTS(spm_heartbeat));
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ zmq_assert (rc == pgm_ok);
}
// Enable multicast loopback.
if (options.use_multicast_loop) {
- rc = pgm_transport_set_multicast_loop (g_transport, true);
- if (rc != pgm_ok) {
- errno = EINVAL;
- return -1;
- }
+ rc = pgm_transport_set_multicast_loop (transport, true);
+ zmq_assert (rc == pgm_ok);
}
// Bind a transport to the specified network devices.
#ifdef ZMQ_HAVE_OPENPGM1
- rc = pgm_transport_bind (g_transport);
+ rc = pgm_transport_bind (transport);
if (rc != 0) {
return -1;
}
#elif defined ZMQ_HAVE_OPENPGM2
- if (!pgm_transport_bind (g_transport, &pgm_error)) {
+ if (!pgm_transport_bind (transport, &pgm_error)) {
// TODO: tranlate errors from glib into errnos.
return -1;
}
#endif
- zmq_log (1, "PGM transport binded, %s(%i)\n", __FILE__, __LINE__);
+ zmq_log (1, "PGM transport bound, %s(%i)\n", __FILE__, __LINE__);
return 0;
}
@@ -463,18 +422,18 @@ zmq::pgm_socket_t::~pgm_socket_t ()
delete [] pgm_msgv;
}
- if (g_transport)
+ if (transport)
close_transport ();
}
void zmq::pgm_socket_t::close_transport (void)
{
- // g_transport has to be valid.
- zmq_assert (g_transport);
+ // transport has to be valid.
+ zmq_assert (transport);
- pgm_transport_destroy (g_transport, TRUE);
+ pgm_transport_destroy (transport, TRUE);
- g_transport = NULL;
+ transport = NULL;
}
// Get receiver fds. recv_fd is from transport->recv_sock
@@ -492,7 +451,7 @@ int zmq::pgm_socket_t::get_receiver_fds (int *receive_fd_,
memset (fds, '\0', fds_array_size * sizeof (fds));
// Retrieve pollfds from pgm_transport.
- int rc = pgm_transport_poll_info (g_transport, fds, &fds_array_size,
+ int rc = pgm_transport_poll_info (transport, fds, &fds_array_size,
POLLIN);
// pgm_transport_poll_info has to return 2 pollfds for POLLIN.
@@ -508,15 +467,15 @@ int zmq::pgm_socket_t::get_receiver_fds (int *receive_fd_,
#elif defined ZMQ_HAVE_OPENPGM2
// recv_sock2 should not be used - check it.
- zmq_assert (g_transport->recv_sock2 == -1);
+ zmq_assert (transport->recv_sock2 == -1);
// Check if transport can receive data and can not send.
- zmq_assert (g_transport->can_recv_data);
- zmq_assert (!g_transport->can_send_data);
+ zmq_assert (transport->can_recv_data);
+ zmq_assert (!transport->can_send_data);
// Take FDs directly from transport.
- *receive_fd_ = pgm_transport_get_recv_fd (g_transport);
- *waiting_pipe_fd_ = pgm_transport_get_pending_fd (g_transport);
+ *receive_fd_ = pgm_transport_get_recv_fd (transport);
+ *waiting_pipe_fd_ = pgm_transport_get_pending_fd (transport);
#endif
return pgm_receiver_fd_count;
@@ -541,7 +500,7 @@ int zmq::pgm_socket_t::get_sender_fds (int *send_fd_, int *receive_fd_,
memset (fds, '\0', fds_array_size * sizeof (fds));
// Retrieve pollfds from pgm_transport.
- int rc = pgm_transport_poll_info (g_transport, fds, &fds_array_size,
+ int rc = pgm_transport_poll_info (transport, fds, &fds_array_size,
POLLOUT | POLLIN);
// pgm_transport_poll_info has to return one pollfds for POLLOUT and
@@ -560,16 +519,16 @@ int zmq::pgm_socket_t::get_sender_fds (int *send_fd_, int *receive_fd_,
zmq_assert (rdata_notify_fd_);
// recv_sock2 should not be used - check it.
- zmq_assert (g_transport->recv_sock2 == -1);
+ zmq_assert (transport->recv_sock2 == -1);
// Check if transport can send data and can not receive.
- zmq_assert (g_transport->can_send_data);
- zmq_assert (!g_transport->can_recv_data);
+ zmq_assert (transport->can_send_data);
+ zmq_assert (!transport->can_recv_data);
// Take FDs directly from transport.
- *receive_fd_ = pgm_transport_get_recv_fd (g_transport);
- *rdata_notify_fd_ = pgm_transport_get_repair_fd (g_transport);
- *send_fd_ = pgm_transport_get_send_fd (g_transport);
+ *receive_fd_ = pgm_transport_get_recv_fd (transport);
+ *rdata_notify_fd_ = pgm_transport_get_repair_fd (transport);
+ *send_fd_ = pgm_transport_get_send_fd (transport);
#endif
return pgm_sender_fd_count;
@@ -584,7 +543,7 @@ size_t zmq::pgm_socket_t::send (unsigned char *data_, size_t data_len_)
ssize_t nbytes = 0;
iovec iov = {data_,data_len_};
- nbytes = pgm_transport_send_packetv (g_transport, &iov, 1,
+ nbytes = pgm_transport_send_packetv (transport, &iov, 1,
MSG_DONTWAIT | MSG_WAITALL, true);
zmq_assert (nbytes != -EINVAL);
@@ -601,7 +560,7 @@ size_t zmq::pgm_socket_t::send (unsigned char *data_, size_t data_len_)
size_t nbytes = 0;
- PGMIOStatus status = pgm_send (g_transport, data_, data_len_, &nbytes);
+ PGMIOStatus status = pgm_send (transport, data_, data_len_, &nbytes);
if (nbytes != data_len_) {
zmq_log (1, "status %i, data_len %i, wrote %iB, %s(%i)\n",
@@ -628,7 +587,7 @@ size_t zmq::pgm_socket_t::send (unsigned char *data_, size_t data_len_)
// Return max TSDU size without fragmentation from current PGM transport.
size_t zmq::pgm_socket_t::get_max_tsdu_size (void)
{
- return (size_t)pgm_transport_max_tsdu (g_transport, false);
+ return (size_t)pgm_transport_max_tsdu (transport, false);
}
// Returns how many APDUs are needed to fill reading buffer.
@@ -661,7 +620,7 @@ void *zmq::pgm_socket_t::get_buffer (size_t *size_)
#if defined ZMQ_HAVE_OPENPGM1
// Allocate one packet in tx window.
- return pgm_packetv_alloc (g_transport, false);
+ return pgm_packetv_alloc (transport, false);
#elif defined ZMQ_HAVE_OPENPGM2
// Allocate buffer.
unsigned char *apdu_buff = new unsigned char [*size_];
@@ -675,7 +634,7 @@ void *zmq::pgm_socket_t::get_buffer (size_t *size_)
void zmq::pgm_socket_t::free_buffer (void *data_)
{
#if defined ZMQ_HAVE_OPENPGM1
- pgm_packetv_free1 (g_transport, data_, false);
+ pgm_packetv_free1 (transport, data_, false);
#elif defined ZMQ_HAVE_OPENPGM2
delete [] (unsigned char*) data_;
#endif
@@ -714,7 +673,7 @@ ssize_t zmq::pgm_socket_t::receive (void **raw_data_, const pgm_tsi_t **tsi_)
// Receive a vector of Application Protocol Domain Unit's (APDUs)
// from the transport.
#ifdef ZMQ_HAVE_OPENPGM1
- nbytes_rec = pgm_transport_recvmsgv (g_transport, pgm_msgv,
+ nbytes_rec = pgm_transport_recvmsgv (transport, pgm_msgv,
pgm_msgv_len, MSG_DONTWAIT);
// In a case when no ODATA/RDATA fired POLLIN event (SPM...)
@@ -731,10 +690,10 @@ ssize_t zmq::pgm_socket_t::receive (void **raw_data_, const pgm_tsi_t **tsi_)
if (nbytes_rec == -1 && errno == ECONNRESET) {
// Save lost data TSI.
- *tsi_ = &g_transport->lost_data_tsi;
+ *tsi_ = &transport->lost_data_tsi;
zmq_log (1, "Data loss detected %s, %s(%i)\n",
- pgm_print_tsi (&g_transport->lost_data_tsi), __FILE__, __LINE__);
+ pgm_print_tsi (&transport->lost_data_tsi), __FILE__, __LINE__);
nbytes_rec = 0;
@@ -751,7 +710,7 @@ ssize_t zmq::pgm_socket_t::receive (void **raw_data_, const pgm_tsi_t **tsi_)
#elif defined ZMQ_HAVE_OPENPGM2
GError *pgm_error = NULL;
- const PGMIOStatus status = pgm_recvmsgv (g_transport, pgm_msgv,
+ const PGMIOStatus status = pgm_recvmsgv (transport, pgm_msgv,
pgm_msgv_len, MSG_DONTWAIT, &nbytes_rec, &pgm_error);
if (nbytes_rec > 0) {
@@ -777,7 +736,7 @@ ssize_t zmq::pgm_socket_t::receive (void **raw_data_, const pgm_tsi_t **tsi_)
zmq_log (1, "PGMIOStatus %i, nbytes_rec %i, %s(%i).\n",
status, (int) nbytes_rec, __FILE__, __LINE__);
- pgm_peer_t* peer = (pgm_peer_t*) g_transport->peers_pending->data;
+ pgm_peer_t* peer = (pgm_peer_t*) transport->peers_pending->data;
// Save lost data TSI.
*tsi_ = &peer->tsi;
@@ -855,7 +814,7 @@ void zmq::pgm_socket_t::process_upstream (void)
// We acctually do not want to read any data here we are going to
// process NAK.
- dummy_bytes = pgm_transport_recvmsgv (g_transport, &dummy_msg,
+ dummy_bytes = pgm_transport_recvmsgv (transport, &dummy_msg,
1, MSG_DONTWAIT);
// No data should be returned.
@@ -865,7 +824,7 @@ void zmq::pgm_socket_t::process_upstream (void)
size_t dummy_bytes = 0;
GError *pgm_error = NULL;
- PGMIOStatus status = pgm_recvmsgv (g_transport, &dummy_msg,
+ PGMIOStatus status = pgm_recvmsgv (transport, &dummy_msg,
1, MSG_DONTWAIT, &dummy_bytes, &pgm_error);
zmq_log (1, "upstream status %i, nbytes %i, %s(%i)\n",
diff --git a/src/pgm_socket.hpp b/src/pgm_socket.hpp
index 71fa9c6..6c67306 100644
--- a/src/pgm_socket.hpp
+++ b/src/pgm_socket.hpp
@@ -62,7 +62,8 @@ namespace zmq
// Get sender and receiver fds and store it to user allocated
// memory. Receive fd is used to process NAKs from peers.
- int get_sender_fds (int *send_fd_, int *receive_fd_, int *rdata_notify_fd_ = NULL);
+ int get_sender_fds (int *send_fd_, int *receive_fd_,
+ int *rdata_notify_fd_ = NULL);
// Send data as one APDU, transmit window owned memory.
size_t send (unsigned char *data_, size_t data_len_);
@@ -83,7 +84,7 @@ namespace zmq
protected:
// OpenPGM transport
- pgm_transport_t* g_transport;
+ pgm_transport_t* transport;
private:
diff --git a/src/zmq_engine.cpp b/src/zmq_engine.cpp
index d474f4e..c04f29b 100644
--- a/src/zmq_engine.cpp
+++ b/src/zmq_engine.cpp
@@ -106,7 +106,9 @@ void zmq::zmq_engine_t::out_event ()
{
// If write buffer is empty, try to read new data from the encoder.
if (!outsize) {
- encoder.get_buffer (&outpos, &outsize);
+
+ outpos = NULL;
+ encoder.get_data (&outpos, &outsize);
// If there is no data to send, stop polling for output.
if (outsize == 0) {