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[or-cvs] terminology shift: data->relay, topic->relay, topic->stream
- To: or-cvs@freehaven.net
- Subject: [or-cvs] terminology shift: data->relay, topic->relay, topic->stream
- From: arma@seul.org (Roger Dingledine)
- Date: Thu, 1 May 2003 02:42:31 -0400 (EDT)
- Delivered-to: archiver@seul.org
- Delivered-to: or-cvs-outgoing@seul.org
- Delivered-to: or-cvs@seul.org
- Delivery-date: Thu, 01 May 2003 02:42:43 -0400
- Reply-to: or-dev@freehaven.net
- Sender: owner-or-cvs@freehaven.net
Update of /home/or/cvsroot/src/or
In directory moria.mit.edu:/home/arma/work/onion/cvs/src/or
Modified Files:
buffers.c circuit.c command.c connection.c connection_ap.c
connection_edge.c connection_exit.c onion.c or.h
Log Message:
terminology shift: data->relay, topic->relay, topic->stream
Index: buffers.c
===================================================================
RCS file: /home/or/cvsroot/src/or/buffers.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -d -r1.20 -r1.21
--- buffers.c 16 Apr 2003 15:24:09 -0000 1.20
+++ buffers.c 1 May 2003 06:42:28 -0000 1.21
@@ -54,8 +54,8 @@
/* if no linkpadding: do a rudimentary round-robin so one
* connection can't hog a thickpipe
*/
- at_most = 10*(CELL_PAYLOAD_SIZE - TOPIC_HEADER_SIZE);
- /* XXX this still isn't perfect. now we read 10 data payloads per read --
+ at_most = 10*(CELL_PAYLOAD_SIZE - RELAY_HEADER_SIZE);
+ /* XXX this still isn't perfect. now we read 10 relay data payloads per read --
* but if we're reading from a connection that speaks cells, we always
* read a partial cell from the network and can't process it yet. Good
* enough for now though. (And maybe best, to stress our code more.)
Index: circuit.c
===================================================================
RCS file: /home/or/cvsroot/src/or/circuit.c,v
retrieving revision 1.38
retrieving revision 1.39
diff -u -d -r1.38 -r1.39
--- circuit.c 20 Apr 2003 21:56:44 -0000 1.38
+++ circuit.c 1 May 2003 06:42:28 -0000 1.39
@@ -80,7 +80,7 @@
}
void circuit_free(circuit_t *circ) {
- struct data_queue_t *tmpd;
+ struct relay_queue_t *tmpd;
if (circ->n_crypto)
crypto_free_cipher_env(circ->n_crypto);
@@ -91,9 +91,9 @@
free(circ->onion);
if(circ->cpath)
circuit_free_cpath(circ->cpath, circ->cpathlen);
- while(circ->data_queue) {
- tmpd = circ->data_queue;
- circ->data_queue = tmpd->next;
+ while(circ->relay_queue) {
+ tmpd = circ->relay_queue;
+ circ->relay_queue = tmpd->next;
free(tmpd->cell);
free(tmpd);
}
@@ -220,13 +220,13 @@
for(circ=global_circuitlist;circ;circ = circ->next) {
if(circ->p_aci == aci) {
- for(tmpconn = circ->p_conn; tmpconn; tmpconn = tmpconn->next_topic) {
+ for(tmpconn = circ->p_conn; tmpconn; tmpconn = tmpconn->next_stream) {
if(tmpconn == conn)
return circ;
}
}
if(circ->n_aci == aci) {
- for(tmpconn = circ->n_conn; tmpconn; tmpconn = tmpconn->next_topic) {
+ for(tmpconn = circ->n_conn; tmpconn; tmpconn = tmpconn->next_stream) {
if(tmpconn == conn)
return circ;
}
@@ -240,10 +240,10 @@
connection_t *tmpconn;
for(circ=global_circuitlist;circ;circ = circ->next) {
- for(tmpconn = circ->p_conn; tmpconn; tmpconn=tmpconn->next_topic)
+ for(tmpconn = circ->p_conn; tmpconn; tmpconn=tmpconn->next_stream)
if(tmpconn == conn)
return circ;
- for(tmpconn = circ->n_conn; tmpconn; tmpconn=tmpconn->next_topic)
+ for(tmpconn = circ->n_conn; tmpconn; tmpconn=tmpconn->next_stream)
if(tmpconn == conn)
return circ;
}
@@ -271,36 +271,36 @@
return bestcirc;
}
-int circuit_deliver_data_cell_from_edge(cell_t *cell, circuit_t *circ, char edge_type) {
+int circuit_deliver_relay_cell_from_edge(cell_t *cell, circuit_t *circ, char edge_type) {
int cell_direction;
static int numsent_ap=0, numsent_exit=0;
- log(LOG_DEBUG,"circuit_deliver_data_cell_from_edge(): called, edge_type %d.", edge_type);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell_from_edge(): called, edge_type %d.", edge_type);
if(edge_type == EDGE_AP) { /* i'm the AP */
cell_direction = CELL_DIRECTION_OUT;
numsent_ap++;
- log(LOG_DEBUG,"circuit_deliver_data_cell_from_edge(): now sent %d data cells from ap", numsent_ap);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell_from_edge(): now sent %d relay cells from ap", numsent_ap);
if(circ->p_receive_circwindow <= 0) {
- log(LOG_DEBUG,"circuit_deliver_data_cell_from_edge(): pwindow 0, queueing for later.");
- circ->data_queue = data_queue_add(circ->data_queue, cell);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell_from_edge(): pwindow 0, queueing for later.");
+ circ->relay_queue = relay_queue_add(circ->relay_queue, cell);
return 0;
}
circ->p_receive_circwindow--;
-// log(LOG_INFO,"circuit_deliver_data_cell_from_edge(): p_receive_circwindow now %d.",circ->p_receive_circwindow);
+// log(LOG_INFO,"circuit_deliver_relay_cell_from_edge(): p_receive_circwindow now %d.",circ->p_receive_circwindow);
} else { /* i'm the exit */
cell_direction = CELL_DIRECTION_IN;
numsent_exit++;
- log(LOG_DEBUG,"circuit_deliver_data_cell_from_edge(): now sent %d data cells from exit", numsent_exit);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell_from_edge(): now sent %d relay cells from exit", numsent_exit);
if(circ->n_receive_circwindow <= 0) {
- log(LOG_DEBUG,"circuit_deliver_data_cell_from_edge(): nwindow 0, queueing for later.");
- circ->data_queue = data_queue_add(circ->data_queue, cell);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell_from_edge(): nwindow 0, queueing for later.");
+ circ->relay_queue = relay_queue_add(circ->relay_queue, cell);
return 0;
}
circ->n_receive_circwindow--;
}
- if(circuit_deliver_data_cell(cell, circ, cell_direction) < 0) {
+ if(circuit_deliver_relay_cell(cell, circ, cell_direction) < 0) {
return -1;
}
@@ -308,7 +308,7 @@
return 0;
}
-int circuit_deliver_data_cell(cell_t *cell, circuit_t *circ, int cell_direction) {
+int circuit_deliver_relay_cell(cell_t *cell, circuit_t *circ, int cell_direction) {
connection_t *conn;
assert(cell && circ);
@@ -320,27 +320,27 @@
/* first crypt cell->length */
if(circuit_crypt(circ, &(cell->length), 1, cell_direction) < 0) {
- log(LOG_DEBUG,"circuit_deliver_data_cell(): length crypt failed. Dropping connection.");
+ log(LOG_DEBUG,"circuit_deliver_relay_cell(): length crypt failed. Dropping connection.");
return -1;
}
/* then crypt the payload */
if(circuit_crypt(circ, (char *)&(cell->payload), CELL_PAYLOAD_SIZE, cell_direction) < 0) {
- log(LOG_DEBUG,"circuit_deliver_data_cell(): payload crypt failed. Dropping connection.");
+ log(LOG_DEBUG,"circuit_deliver_relay_cell(): payload crypt failed. Dropping connection.");
return -1;
}
if(cell_direction == CELL_DIRECTION_OUT && (!conn || conn->type == CONN_TYPE_EXIT)) {
- log(LOG_DEBUG,"circuit_deliver_data_cell(): Sending to exit.");
- return connection_edge_process_data_cell(cell, circ, EDGE_EXIT);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell(): Sending to exit.");
+ return connection_edge_process_relay_cell(cell, circ, EDGE_EXIT);
}
if(cell_direction == CELL_DIRECTION_IN && (!conn || conn->type == CONN_TYPE_AP)) {
- log(LOG_DEBUG,"circuit_deliver_data_cell(): Sending to AP.");
- return connection_edge_process_data_cell(cell, circ, EDGE_AP);
+ log(LOG_DEBUG,"circuit_deliver_relay_cell(): Sending to AP.");
+ return connection_edge_process_relay_cell(cell, circ, EDGE_AP);
}
/* else send it as a cell */
assert(conn);
- //log(LOG_DEBUG,"circuit_deliver_data_cell(): Sending to connection.");
+ //log(LOG_DEBUG,"circuit_deliver_relay_cell(): Sending to connection.");
return connection_write_cell_to_buf(cell, conn);
}
@@ -420,18 +420,18 @@
void circuit_resume_edge_reading(circuit_t *circ, int edge_type) {
connection_t *conn;
- struct data_queue_t *tmpd;
+ struct relay_queue_t *tmpd;
assert(edge_type == EDGE_EXIT || edge_type == EDGE_AP);
/* first, send the queue waiting at circ onto the circuit */
- while(circ->data_queue) {
- assert(circ->data_queue->cell);
+ while(circ->relay_queue) {
+ assert(circ->relay_queue->cell);
if(edge_type == EDGE_EXIT) {
circ->n_receive_circwindow--;
assert(circ->n_receive_circwindow >= 0);
- if(circuit_deliver_data_cell(circ->data_queue->cell, circ, CELL_DIRECTION_IN) < 0) {
+ if(circuit_deliver_relay_cell(circ->relay_queue->cell, circ, CELL_DIRECTION_IN) < 0) {
circuit_close(circ);
return;
}
@@ -439,13 +439,13 @@
circ->p_receive_circwindow--;
assert(circ->p_receive_circwindow >= 0);
- if(circuit_deliver_data_cell(circ->data_queue->cell, circ, CELL_DIRECTION_OUT) < 0) {
+ if(circuit_deliver_relay_cell(circ->relay_queue->cell, circ, CELL_DIRECTION_OUT) < 0) {
circuit_close(circ);
return;
}
}
- tmpd = circ->data_queue;
- circ->data_queue = tmpd->next;
+ tmpd = circ->relay_queue;
+ circ->relay_queue = tmpd->next;
free(tmpd->cell);
free(tmpd);
@@ -458,9 +458,9 @@
else
conn = circ->p_conn;
- for( ; conn; conn=conn->next_topic) {
- if((edge_type == EDGE_EXIT && conn->n_receive_topicwindow > 0) ||
- (edge_type == EDGE_AP && conn->p_receive_topicwindow > 0)) {
+ for( ; conn; conn=conn->next_stream) {
+ if((edge_type == EDGE_EXIT && conn->n_receive_streamwindow > 0) ||
+ (edge_type == EDGE_AP && conn->p_receive_streamwindow > 0)) {
connection_start_reading(conn);
connection_package_raw_inbuf(conn); /* handle whatever might still be on the inbuf */
}
@@ -481,7 +481,7 @@
else
return 0;
- for( ; conn; conn=conn->next_topic)
+ for( ; conn; conn=conn->next_stream)
connection_stop_reading(conn);
return 1;
@@ -528,10 +528,10 @@
log(LOG_DEBUG,"circuit_close(): youngest %d, circ %d.",youngest,circ);
}
circuit_remove(circ);
- for(conn=circ->n_conn; conn; conn=conn->next_topic) {
+ for(conn=circ->n_conn; conn; conn=conn->next_stream) {
connection_send_destroy(circ->n_aci, circ->n_conn);
}
- for(conn=circ->p_conn; conn; conn=conn->next_topic) {
+ for(conn=circ->p_conn; conn; conn=conn->next_stream) {
connection_send_destroy(circ->p_aci, circ->p_conn);
}
if(options.APPort && youngest == circ) { /* check this after we've sent the destroys, to reduce races */
@@ -552,7 +552,7 @@
if(!connection_speaks_cells(conn)) {
/* it's an edge conn. need to remove it from the linked list of
- * conn's for this circuit. Send an 'end' data topic.
+ * conn's for this circuit. Send an 'end' relay command.
* But don't kill the circuit.
*/
@@ -561,27 +561,27 @@
return;
if(conn == circ->p_conn) {
- circ->p_conn = conn->next_topic;
+ circ->p_conn = conn->next_stream;
goto send_end;
}
if(conn == circ->n_conn) {
- circ->n_conn = conn->next_topic;
+ circ->n_conn = conn->next_stream;
goto send_end;
}
- for(prevconn = circ->p_conn; prevconn->next_topic && prevconn->next_topic != conn; prevconn = prevconn->next_topic) ;
- if(prevconn->next_topic) {
- prevconn->next_topic = conn->next_topic;
+ for(prevconn = circ->p_conn; prevconn->next_stream && prevconn->next_stream != conn; prevconn = prevconn->next_stream) ;
+ if(prevconn->next_stream) {
+ prevconn->next_stream = conn->next_stream;
goto send_end;
}
- for(prevconn = circ->n_conn; prevconn->next_topic && prevconn->next_topic != conn; prevconn = prevconn->next_topic) ;
- if(prevconn->next_topic) {
- prevconn->next_topic = conn->next_topic;
+ for(prevconn = circ->n_conn; prevconn->next_stream && prevconn->next_stream != conn; prevconn = prevconn->next_stream) ;
+ if(prevconn->next_stream) {
+ prevconn->next_stream = conn->next_stream;
goto send_end;
}
log(LOG_ERR,"circuit_about_to_close_connection(): edge conn not in circuit's list?");
assert(0); /* should never get here */
send_end:
- if(connection_edge_send_command(conn, circ, TOPIC_COMMAND_END) < 0) {
+ if(connection_edge_send_command(conn, circ, RELAY_COMMAND_END) < 0) {
log(LOG_DEBUG,"circuit_about_to_close_connection(): sending end failed. Closing.");
circuit_close(circ);
}
@@ -604,13 +604,13 @@
connection_t *tmpconn;
for(circ=global_circuitlist;circ;circ = circ->next) {
- for(tmpconn=circ->p_conn; tmpconn; tmpconn=tmpconn->next_topic) {
+ for(tmpconn=circ->p_conn; tmpconn; tmpconn=tmpconn->next_stream) {
if(tmpconn == conn) {
printf("Conn %d has App-ward circuit: aci %d (other side %d), state %d (%s)\n",
conn->poll_index, circ->p_aci, circ->n_aci, circ->state, circuit_state_to_string[circ->state]);
}
}
- for(tmpconn=circ->n_conn; tmpconn; tmpconn=tmpconn->next_topic) {
+ for(tmpconn=circ->n_conn; tmpconn; tmpconn=tmpconn->next_stream) {
if(tmpconn == conn) {
printf("Conn %d has Exit-ward circuit: aci %d (other side %d), state %d (%s)\n",
conn->poll_index, circ->n_aci, circ->p_aci, circ->state, circuit_state_to_string[circ->state]);
Index: command.c
===================================================================
RCS file: /home/or/cvsroot/src/or/command.c,v
retrieving revision 1.24
retrieving revision 1.25
diff -u -d -r1.24 -r1.25
--- command.c 20 Apr 2003 21:56:44 -0000 1.24
+++ command.c 1 May 2003 06:42:28 -0000 1.25
@@ -28,8 +28,8 @@
}
void command_process_cell(cell_t *cell, connection_t *conn) {
- static int num_create=0, num_data=0, num_destroy=0, num_sendme=0;
- static int create_time=0, data_time=0, destroy_time=0, sendme_time=0;
+ static int num_create=0, num_relay=0, num_destroy=0, num_sendme=0;
+ static int create_time=0, relay_time=0, destroy_time=0, sendme_time=0;
static long current_second = 0; /* from previous calls to gettimeofday */
struct timeval now;
@@ -39,13 +39,13 @@
/* print stats */
log(LOG_INFO,"At end of second:");
log(LOG_INFO,"Create: %d (%d ms)", num_create, create_time/1000);
- log(LOG_INFO,"Data: %d (%d ms)", num_data, data_time/1000);
+ log(LOG_INFO,"Relay: %d (%d ms)", num_relay, relay_time/1000);
log(LOG_INFO,"Destroy: %d (%d ms)", num_destroy, destroy_time/1000);
log(LOG_INFO,"Sendme: %d (%d ms)", num_sendme, sendme_time/1000);
/* zero out stats */
- num_create = num_data = num_destroy = num_sendme = 0;
- create_time = data_time = destroy_time = sendme_time = 0;
+ num_create = num_relay = num_destroy = num_sendme = 0;
+ create_time = relay_time = destroy_time = sendme_time = 0;
/* remember which second it is, for next time */
current_second = now.tv_sec;
@@ -59,9 +59,9 @@
command_time_process_cell(cell, conn, &num_create, &create_time,
command_process_create_cell);
break;
- case CELL_DATA:
- command_time_process_cell(cell, conn, &num_data, &data_time,
- command_process_data_cell);
+ case CELL_RELAY:
+ command_time_process_cell(cell, conn, &num_relay, &relay_time,
+ command_process_relay_cell);
break;
case CELL_DESTROY:
command_time_process_cell(cell, conn, &num_destroy, &destroy_time,
@@ -195,61 +195,61 @@
}
}
-void command_process_data_cell(cell_t *cell, connection_t *conn) {
+void command_process_relay_cell(cell_t *cell, connection_t *conn) {
circuit_t *circ;
circ = circuit_get_by_aci_conn(cell->aci, conn);
if(!circ) {
- log(LOG_DEBUG,"command_process_data_cell(): unknown circuit %d. Dropping.", cell->aci);
+ log(LOG_DEBUG,"command_process_relay_cell(): unknown circuit %d. Dropping.", cell->aci);
return;
}
if(circ->state == CIRCUIT_STATE_ONION_PENDING) {
- log(LOG_DEBUG,"command_process_data_cell(): circuit in create_wait. Queueing data cell.");
- onion_pending_data_add(circ, cell);
+ log(LOG_DEBUG,"command_process_relay_cell(): circuit in create_wait. Queueing relay cell.");
+ onion_pending_relay_add(circ, cell);
return;
}
if(cell->aci == circ->p_aci) { /* it's an outgoing cell */
if(--circ->p_receive_circwindow < 0) { /* is it less than 0 after decrement? */
- log(LOG_INFO,"connection_process_data_cell(): Too many data cells for out circuit (aci %d). Closing.", circ->p_aci);
+ log(LOG_INFO,"connection_process_relay_cell(): Too many relay cells for out circuit (aci %d). Closing.", circ->p_aci);
circuit_close(circ);
return;
}
- log(LOG_DEBUG,"connection_process_data_cell(): p_receive_circwindow for aci %d is %d.",circ->p_aci,circ->p_receive_circwindow);
+ log(LOG_DEBUG,"connection_process_relay_cell(): p_receive_circwindow for aci %d is %d.",circ->p_aci,circ->p_receive_circwindow);
}
if(cell->aci == circ->n_aci) { /* it's an ingoing cell */
if(--circ->n_receive_circwindow < 0) { /* is it less than 0 after decrement? */
- log(LOG_INFO,"connection_process_data_cell(): Too many data cells for in circuit (aci %d). Closing.", circ->n_aci);
+ log(LOG_INFO,"connection_process_relay_cell(): Too many relay cells for in circuit (aci %d). Closing.", circ->n_aci);
circuit_close(circ);
return;
}
- log(LOG_DEBUG,"connection_process_data_cell(): n_receive_circwindow for aci %d is %d.",circ->n_aci,circ->n_receive_circwindow);
+ log(LOG_DEBUG,"connection_process_relay_cell(): n_receive_circwindow for aci %d is %d.",circ->n_aci,circ->n_receive_circwindow);
}
if(circ->state == CIRCUIT_STATE_ONION_WAIT) {
- log(LOG_WARNING,"command_process_data_cell(): circuit in onion_wait. Dropping data cell.");
+ log(LOG_WARNING,"command_process_relay_cell(): circuit in onion_wait. Dropping relay cell.");
return;
}
if(circ->state == CIRCUIT_STATE_OR_WAIT) {
- log(LOG_WARNING,"command_process_data_cell(): circuit in or_wait. Dropping data cell.");
+ log(LOG_WARNING,"command_process_relay_cell(): circuit in or_wait. Dropping relay cell.");
return;
}
/* circ->p_conn and n_conn are only null if we're at an edge point with no connections yet */
if(cell->aci == circ->p_aci) { /* it's an outgoing cell */
cell->aci = circ->n_aci; /* switch it */
- if(circuit_deliver_data_cell(cell, circ, CELL_DIRECTION_OUT) < 0) {
- log(LOG_INFO,"command_process_data_cell(): circuit_deliver_data_cell (forward) failed. Closing.");
+ if(circuit_deliver_relay_cell(cell, circ, CELL_DIRECTION_OUT) < 0) {
+ log(LOG_INFO,"command_process_relay_cell(): circuit_deliver_relay_cell (forward) failed. Closing.");
circuit_close(circ);
return;
}
} else { /* it's an ingoing cell */
cell->aci = circ->p_aci; /* switch it */
- if(circuit_deliver_data_cell(cell, circ, CELL_DIRECTION_IN) < 0) {
- log(LOG_DEBUG,"command_process_data_cell(): circuit_deliver_data_cell (backward) failed. Closing.");
+ if(circuit_deliver_relay_cell(cell, circ, CELL_DIRECTION_IN) < 0) {
+ log(LOG_DEBUG,"command_process_relay_cell(): circuit_deliver_relay_cell (backward) failed. Closing.");
circuit_close(circ);
return;
}
Index: connection.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection.c,v
retrieving revision 1.57
retrieving revision 1.58
diff -u -d -r1.57 -r1.58
--- connection.c 17 Apr 2003 17:25:32 -0000 1.57
+++ connection.c 1 May 2003 06:42:28 -0000 1.58
@@ -283,6 +283,7 @@
if(ap_listenport) {
bindaddr.sin_port = htons(ap_listenport);
inet_aton("127.0.0.1", &(bindaddr.sin_addr)); /* the AP listens only on localhost! */
+ /* XXX inet_aton is missing on solaris. use something simpler? */
if(!connection_get_by_type(CONN_TYPE_AP_LISTENER)) {
connection_ap_create_listener(&bindaddr);
}
@@ -652,7 +653,7 @@
assert(conn);
assert(!connection_speaks_cells(conn));
- /* this function should never get called if the receive_topicwindow is 0 */
+ /* this function should never get called if the receive_streamwindow is 0 */
repeat_connection_package_raw_inbuf:
@@ -670,21 +671,21 @@
* compressing.
* 2)
*/
- len = connection_compress_from_buf(cell.payload+TOPIC_HEADER_SIZE,
- CELL_PAYLOAD_SIZE - TOPIC_HEADER_SIZE,
+ len = connection_compress_from_buf(cell.payload+RELAY_HEADER_SIZE,
+ CELL_PAYLOAD_SIZE - RELAY_HEADER_SIZE,
conn, Z_SYNC_FLUSH);
if (len < 0)
return -1;
cell.length = len;
#else
- if(amount_to_process > CELL_PAYLOAD_SIZE - TOPIC_HEADER_SIZE) {
- cell.length = CELL_PAYLOAD_SIZE - TOPIC_HEADER_SIZE;
+ if(amount_to_process > CELL_PAYLOAD_SIZE - RELAY_HEADER_SIZE) {
+ cell.length = CELL_PAYLOAD_SIZE - RELAY_HEADER_SIZE;
} else {
cell.length = amount_to_process;
}
- if(connection_fetch_from_buf(cell.payload+TOPIC_HEADER_SIZE,
+ if(connection_fetch_from_buf(cell.payload+RELAY_HEADER_SIZE,
cell.length, conn) < 0)
return -1;
#endif
@@ -698,40 +699,40 @@
log(LOG_DEBUG,"connection_package_raw_inbuf(): (%d) Packaging %d bytes (%d waiting).",conn->s,cell.length, conn->inbuf_datalen);
- cell.command = CELL_DATA;
- SET_CELL_TOPIC_COMMAND(cell, TOPIC_COMMAND_DATA);
- SET_CELL_TOPIC_ID(cell, conn->topic_id);
- cell.length += TOPIC_HEADER_SIZE;
+ cell.command = CELL_RELAY;
+ SET_CELL_RELAY_COMMAND(cell, RELAY_COMMAND_DATA);
+ SET_CELL_STREAM_ID(cell, conn->stream_id);
+ cell.length += RELAY_HEADER_SIZE;
if(conn->type == CONN_TYPE_EXIT) {
cell.aci = circ->p_aci;
- if(circuit_deliver_data_cell_from_edge(&cell, circ, EDGE_EXIT) < 0) {
- log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_data_cell_from_edge (backward) failed. Closing.");
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, EDGE_EXIT) < 0) {
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_relay_cell_from_edge (backward) failed. Closing.");
circuit_close(circ);
return 0;
}
- assert(conn->n_receive_topicwindow > 0);
- if(--conn->n_receive_topicwindow <= 0) { /* is it 0 after decrement? */
+ assert(conn->n_receive_streamwindow > 0);
+ if(--conn->n_receive_streamwindow <= 0) { /* is it 0 after decrement? */
connection_stop_reading(conn);
- log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_topicwindow at exit reached 0.");
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_streamwindow at exit reached 0.");
return 0; /* don't process the inbuf any more */
}
- log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_topicwindow at exit is %d",conn->n_receive_topicwindow);
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_streamwindow at exit is %d",conn->n_receive_streamwindow);
} else { /* send it forward. we're an AP */
assert(conn->type == CONN_TYPE_AP);
cell.aci = circ->n_aci;
- if(circuit_deliver_data_cell_from_edge(&cell, circ, EDGE_AP) < 0) {
- log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_data_cell_from_edge (forward) failed. Closing.");
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, EDGE_AP) < 0) {
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): circuit_deliver_relay_cell_from_edge (forward) failed. Closing.");
circuit_close(circ);
return 0;
}
- assert(conn->p_receive_topicwindow > 0);
- if(--conn->p_receive_topicwindow <= 0) { /* is it 0 after decrement? */
+ assert(conn->p_receive_streamwindow > 0);
+ if(--conn->p_receive_streamwindow <= 0) { /* is it 0 after decrement? */
connection_stop_reading(conn);
- log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_topicwindow at AP reached 0.");
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_streamwindow at AP reached 0.");
return 0; /* don't process the inbuf any more */
}
- log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_topicwindow at AP is %d",conn->p_receive_topicwindow);
+ log(LOG_DEBUG,"connection_package_raw_inbuf(): receive_streamwindow at AP is %d",conn->p_receive_streamwindow);
}
/* handle more if there's more, or return 0 if there isn't */
goto repeat_connection_package_raw_inbuf;
@@ -752,30 +753,30 @@
}
memset(&cell, 0, sizeof(cell_t));
- cell.command = CELL_DATA;
- SET_CELL_TOPIC_COMMAND(cell, TOPIC_COMMAND_SENDME);
- SET_CELL_TOPIC_ID(cell, conn->topic_id);
- cell.length += TOPIC_HEADER_SIZE;
+ cell.command = CELL_RELAY;
+ SET_CELL_RELAY_COMMAND(cell, RELAY_COMMAND_SENDME);
+ SET_CELL_STREAM_ID(cell, conn->stream_id);
+ cell.length += RELAY_HEADER_SIZE;
if(edge_type == EDGE_EXIT) { /* we're at an exit */
- if(conn->p_receive_topicwindow < TOPICWINDOW_START - TOPICWINDOW_INCREMENT) {
- log(LOG_DEBUG,"connection_consider_sending_sendme(): Outbuf %d, Queueing topic sendme back.", conn->outbuf_flushlen);
- conn->p_receive_topicwindow += TOPICWINDOW_INCREMENT;
+ if(conn->p_receive_streamwindow < STREAMWINDOW_START - STREAMWINDOW_INCREMENT) {
+ log(LOG_DEBUG,"connection_consider_sending_sendme(): Outbuf %d, Queueing stream sendme back.", conn->outbuf_flushlen);
+ conn->p_receive_streamwindow += STREAMWINDOW_INCREMENT;
cell.aci = circ->p_aci;
- if(circuit_deliver_data_cell_from_edge(&cell, circ, edge_type) < 0) {
- log(LOG_DEBUG,"connection_consider_sending_sendme(): circuit_deliver_data_cell_from_edge (backward) failed. Closing.");
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, edge_type) < 0) {
+ log(LOG_DEBUG,"connection_consider_sending_sendme(): circuit_deliver_relay_cell_from_edge (backward) failed. Closing.");
circuit_close(circ);
return 0;
}
}
} else { /* we're at an AP */
assert(edge_type == EDGE_AP);
- if(conn->n_receive_topicwindow < TOPICWINDOW_START-TOPICWINDOW_INCREMENT) {
- log(LOG_DEBUG,"connection_consider_sending_sendme(): Outbuf %d, Queueing topic sendme forward.", conn->outbuf_flushlen);
- conn->n_receive_topicwindow += TOPICWINDOW_INCREMENT;
+ if(conn->n_receive_streamwindow < STREAMWINDOW_START-STREAMWINDOW_INCREMENT) {
+ log(LOG_DEBUG,"connection_consider_sending_sendme(): Outbuf %d, Queueing stream sendme forward.", conn->outbuf_flushlen);
+ conn->n_receive_streamwindow += STREAMWINDOW_INCREMENT;
cell.aci = circ->n_aci;
- if(circuit_deliver_data_cell_from_edge(&cell, circ, edge_type) < 0) {
- log(LOG_DEBUG,"connection_consider_sending_sendme(): circuit_deliver_data_cell_from_edge (forward) failed. Closing.");
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, edge_type) < 0) {
+ log(LOG_DEBUG,"connection_consider_sending_sendme(): circuit_deliver_relay_cell_from_edge (forward) failed. Closing.");
circuit_close(circ);
return 0;
}
Index: connection_ap.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection_ap.c,v
retrieving revision 1.38
retrieving revision 1.39
diff -u -d -r1.38 -r1.39
--- connection_ap.c 19 Apr 2003 00:24:17 -0000 1.38
+++ connection_ap.c 1 May 2003 06:42:28 -0000 1.39
@@ -103,9 +103,9 @@
circ->dirty = 1;
- /* add it into the linked list of topics on this circuit */
+ /* add it into the linked list of streams on this circuit */
log(LOG_DEBUG,"ap_handshake_process_socks(): attaching new conn to circ. n_aci %d.", circ->n_aci);
- conn->next_topic = circ->p_conn;
+ conn->next_stream = circ->p_conn;
circ->p_conn = conn;
if(ap_handshake_send_begin(conn, circ) < 0) {
@@ -118,28 +118,28 @@
int ap_handshake_send_begin(connection_t *ap_conn, circuit_t *circ) {
cell_t cell;
- uint16_t topic_id;
+ uint16_t stream_id;
memset(&cell, 0, sizeof(cell_t));
- /* deliver the dest_addr in a data cell */
- cell.command = CELL_DATA;
+ /* deliver the dest_addr in a relay cell */
+ cell.command = CELL_RELAY;
cell.aci = circ->n_aci;
- SET_CELL_TOPIC_COMMAND(cell, TOPIC_COMMAND_BEGIN);
- if (CRYPTO_PSEUDO_RAND_INT(topic_id))
+ SET_CELL_RELAY_COMMAND(cell, RELAY_COMMAND_BEGIN);
+ if (CRYPTO_PSEUDO_RAND_INT(stream_id))
return -1;
- SET_CELL_TOPIC_ID(cell, topic_id);
+ SET_CELL_STREAM_ID(cell, stream_id);
/* FIXME check for collisions */
- ap_conn->topic_id = topic_id;
+ ap_conn->stream_id = stream_id;
snprintf(cell.payload+4, CELL_PAYLOAD_SIZE-4, "%s:%d", ap_conn->dest_addr, ap_conn->dest_port);
- cell.length = strlen(cell.payload+TOPIC_HEADER_SIZE)+1+TOPIC_HEADER_SIZE;
- log(LOG_DEBUG,"ap_handshake_send_begin(): Sending data cell to begin topic %d.", ap_conn->topic_id);
- if(circuit_deliver_data_cell_from_edge(&cell, circ, EDGE_AP) < 0) {
+ cell.length = strlen(cell.payload+RELAY_HEADER_SIZE)+1+RELAY_HEADER_SIZE;
+ log(LOG_DEBUG,"ap_handshake_send_begin(): Sending relay cell to begin stream %d.", ap_conn->stream_id);
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, EDGE_AP) < 0) {
log(LOG_DEBUG,"ap_handshake_send_begin(): failed to deliver begin cell. Closing.");
return -1;
}
- ap_conn->n_receive_topicwindow = TOPICWINDOW_START;
- ap_conn->p_receive_topicwindow = TOPICWINDOW_START;
+ ap_conn->n_receive_streamwindow = STREAMWINDOW_START;
+ ap_conn->p_receive_streamwindow = STREAMWINDOW_START;
ap_conn->state = AP_CONN_STATE_OPEN;
log(LOG_INFO,"ap_handshake_send_begin(): Address/port sent, ap socket %d, n_aci %d",ap_conn->s,circ->n_aci);
return 0;
Index: connection_edge.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection_edge.c,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- connection_edge.c 17 Apr 2003 17:25:32 -0000 1.5
+++ connection_edge.c 1 May 2003 06:42:28 -0000 1.6
@@ -25,14 +25,14 @@
return -1;
memset(&cell, 0, sizeof(cell_t));
- cell.command = CELL_DATA;
- cell.length = TOPIC_HEADER_SIZE;
- SET_CELL_TOPIC_COMMAND(cell, TOPIC_COMMAND_END);
- SET_CELL_TOPIC_ID(cell, conn->topic_id);
+ cell.command = CELL_RELAY;
+ cell.length = RELAY_HEADER_SIZE;
+ SET_CELL_RELAY_COMMAND(cell, RELAY_COMMAND_END);
+ SET_CELL_STREAM_ID(cell, conn->stream_id);
cell.aci = circ->n_aci;
- if (circuit_deliver_data_cell_from_edge(&cell, circ, conn->type) < 0) {
- log(LOG_DEBUG,"connection_edge_process_inbuf: circuit_deliver_data_cell_from_edge failed. Closing");
+ if (circuit_deliver_relay_cell_from_edge(&cell, circ, conn->type) < 0) {
+ log(LOG_DEBUG,"connection_edge_process_inbuf: circuit_deliver_relay_cell_from_edge failed. Closing");
circuit_close(circ);
}
return 0;
@@ -60,7 +60,7 @@
return 0;
}
-int connection_edge_send_command(connection_t *conn, circuit_t *circ, int topic_command) {
+int connection_edge_send_command(connection_t *conn, circuit_t *circ, int relay_command) {
cell_t cell;
assert(conn);
@@ -75,36 +75,36 @@
cell.aci = circ->n_aci;
else
cell.aci = circ->p_aci;
- cell.command = CELL_DATA;
- SET_CELL_TOPIC_COMMAND(cell, topic_command);
- SET_CELL_TOPIC_ID(cell, conn->topic_id);
+ cell.command = CELL_RELAY;
+ SET_CELL_RELAY_COMMAND(cell, relay_command);
+ SET_CELL_STREAM_ID(cell, conn->stream_id);
- cell.length = TOPIC_HEADER_SIZE;
- log(LOG_INFO,"connection_edge_send_command(): delivering %d cell %s.", topic_command, conn->type == CONN_TYPE_AP ? "forward" : "backward");
+ cell.length = RELAY_HEADER_SIZE;
+ log(LOG_INFO,"connection_edge_send_command(): delivering %d cell %s.", relay_command, conn->type == CONN_TYPE_AP ? "forward" : "backward");
- if(circuit_deliver_data_cell_from_edge(&cell, circ, conn->type) < 0) {
- log(LOG_DEBUG,"connection_edge_send_command(): circuit_deliver_data_cell failed. Closing.");
+ if(circuit_deliver_relay_cell_from_edge(&cell, circ, conn->type) < 0) {
+ log(LOG_DEBUG,"connection_edge_send_command(): circuit_deliver_relay_cell failed. Closing.");
circuit_close(circ);
return 0;
}
return 0;
}
-int connection_edge_process_data_cell(cell_t *cell, circuit_t *circ, int edge_type) {
+int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, int edge_type) {
connection_t *conn;
- int topic_command;
- int topic_id;
+ int relay_command;
+ int stream_id;
static int num_seen=0;
- /* an incoming data cell has arrived */
+ /* an incoming relay cell has arrived */
assert(cell && circ);
- topic_command = CELL_TOPIC_COMMAND(*cell);
- topic_id = CELL_TOPIC_ID(*cell);
- log(LOG_DEBUG,"connection_edge_process_data_cell(): command %d topic %d", topic_command, topic_id);
+ relay_command = CELL_RELAY_COMMAND(*cell);
+ stream_id = CELL_STREAM_ID(*cell);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): command %d stream %d", relay_command, stream_id);
num_seen++;
- log(LOG_DEBUG,"connection_edge_process_data_cell(): Now seen %d data cells here.", num_seen);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): Now seen %d relay cells here.", num_seen);
circuit_consider_sending_sendme(circ, edge_type);
@@ -113,56 +113,56 @@
else
conn = circ->n_conn;
- for( ; conn && conn->topic_id != topic_id; conn = conn->next_topic) ;
+ for( ; conn && conn->stream_id != stream_id; conn = conn->next_stream) ;
- /* now conn is either NULL, in which case we don't recognize the topic_id, or
+ /* now conn is either NULL, in which case we don't recognize the stream_id, or
* it is set, in which case cell is talking about this conn.
*/
if(conn && conn->state != AP_CONN_STATE_OPEN && conn->state != EXIT_CONN_STATE_OPEN) {
- if(conn->type == CONN_TYPE_EXIT && topic_command == TOPIC_COMMAND_END) {
- log(LOG_INFO,"connection_edge_process_data_cell(): Exit got end before we're connected. Marking for close.");
+ if(conn->type == CONN_TYPE_EXIT && relay_command == RELAY_COMMAND_END) {
+ log(LOG_INFO,"connection_edge_process_relay_cell(): Exit got end before we're connected. Marking for close.");
conn->marked_for_close = 1;
} else {
- log(LOG_DEBUG,"connection_edge_process_data_cell(): Got an unexpected data cell, not in 'open' state. Dropping.");
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): Got an unexpected relay cell, not in 'open' state. Dropping.");
}
return 0;
}
- switch(topic_command) {
- case TOPIC_COMMAND_BEGIN:
+ switch(relay_command) {
+ case RELAY_COMMAND_BEGIN:
if(edge_type == EDGE_AP) {
- log(LOG_INFO,"connection_edge_process_data_cell(): topic begin request unsupported. Dropping.");
+ log(LOG_INFO,"connection_edge_process_relay_cell(): relay begin request unsupported. Dropping.");
return 0;
} else {
if(conn) {
- log(LOG_INFO,"connection_edge_process_data_cell(): begin cell for known topic. Dropping.");
+ log(LOG_INFO,"connection_edge_process_relay_cell(): begin cell for known stream. Dropping.");
return 0;
}
return connection_exit_begin_conn(cell, circ);
}
- case TOPIC_COMMAND_DATA:
+ case RELAY_COMMAND_DATA:
if(!conn) {
- log(LOG_DEBUG,"connection_edge_process_data_cell(): data cell dropped, unknown topic %d.",topic_id);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): relay cell dropped, unknown stream %d.",stream_id);
return 0;
}
- if((edge_type == EDGE_AP && --conn->n_receive_topicwindow < 0) ||
- (edge_type == EDGE_EXIT && --conn->p_receive_topicwindow < 0)) { /* is it below 0 after decrement? */
- log(LOG_DEBUG,"connection_edge_process_data_cell(): receive_topicwindow below 0. Killing.");
+ if((edge_type == EDGE_AP && --conn->n_receive_streamwindow < 0) ||
+ (edge_type == EDGE_EXIT && --conn->p_receive_streamwindow < 0)) { /* is it below 0 after decrement? */
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): receive_streamwindow below 0. Killing.");
return -1; /* somebody's breaking protocol. kill the whole circuit. */
}
#ifdef USE_ZLIB
- if(connection_decompress_to_buf(cell->payload + TOPIC_HEADER_SIZE,
- cell->length - TOPIC_HEADER_SIZE,
+ if(connection_decompress_to_buf(cell->payload + RELAY_HEADER_SIZE,
+ cell->length - RELAY_HEADER_SIZE,
conn, Z_SYNC_FLUSH) < 0) {
- log(LOG_INFO,"connection_edge_process_data_cell(): write to buf failed. Marking for close.");
+ log(LOG_INFO,"connection_edge_process_relay_cell(): write to buf failed. Marking for close.");
conn->marked_for_close = 1;
return 0;
}
#else
- if(connection_write_to_buf(cell->payload + TOPIC_HEADER_SIZE,
- cell->length - TOPIC_HEADER_SIZE, conn) < 0) {
+ if(connection_write_to_buf(cell->payload + RELAY_HEADER_SIZE,
+ cell->length - RELAY_HEADER_SIZE, conn) < 0) {
conn->marked_for_close = 1;
return 0;
}
@@ -170,20 +170,20 @@
if(connection_consider_sending_sendme(conn, edge_type) < 0)
conn->marked_for_close = 1;
return 0;
- case TOPIC_COMMAND_END:
+ case RELAY_COMMAND_END:
if(!conn) {
- log(LOG_DEBUG,"connection_edge_process_data_cell(): end cell dropped, unknown topic %d.",topic_id);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): end cell dropped, unknown stream %d.",stream_id);
return 0;
}
- log(LOG_DEBUG,"connection_edge_process_data_cell(): end cell for topic %d. Removing topic.",topic_id);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): end cell for stream %d. Removing stream.",stream_id);
/* go through and identify who points to conn. remove conn from the list. */
#if 0
if(conn == circ->p_conn) {
- circ->p_conn = conn->next_topic;
+ circ->p_conn = conn->next_stream;
}
- for(prevconn = circ->p_conn; prevconn->next_topic != conn; prevconn = prevconn->next_topic) ;
- prevconn->next_topic = conn->next_topic;
+ for(prevconn = circ->p_conn; prevconn->next_stream != conn; prevconn = prevconn->next_stream) ;
+ prevconn->next_stream = conn->next_stream;
#endif
#ifdef HALF_OPEN
conn->done_sending = 1;
@@ -193,35 +193,35 @@
#endif
conn->marked_for_close = 1;
break;
- case TOPIC_COMMAND_CONNECTED:
+ case RELAY_COMMAND_CONNECTED:
if(edge_type == EDGE_EXIT) {
- log(LOG_INFO,"connection_edge_process_data_cell(): 'connected' unsupported at exit. Dropping.");
+ log(LOG_INFO,"connection_edge_process_relay_cell(): 'connected' unsupported at exit. Dropping.");
return 0;
}
if(!conn) {
- log(LOG_DEBUG,"connection_edge_process_data_cell(): connected cell dropped, unknown topic %d.",topic_id);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): connected cell dropped, unknown stream %d.",stream_id);
break;
}
- log(LOG_DEBUG,"connection_edge_process_data_cell(): Connected! Notifying application.");
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): Connected! Notifying application.");
if(ap_handshake_socks_reply(conn, SOCKS4_REQUEST_GRANTED) < 0) {
conn->marked_for_close = 1;
}
break;
- case TOPIC_COMMAND_SENDME:
+ case RELAY_COMMAND_SENDME:
if(!conn) {
- log(LOG_DEBUG,"connection_edge_process_data_cell(): sendme cell dropped, unknown topic %d.",topic_id);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): sendme cell dropped, unknown stream %d.",stream_id);
return 0;
}
if(edge_type == EDGE_AP)
- conn->p_receive_topicwindow += TOPICWINDOW_INCREMENT;
+ conn->p_receive_streamwindow += STREAMWINDOW_INCREMENT;
else
- conn->n_receive_topicwindow += TOPICWINDOW_INCREMENT;
+ conn->n_receive_streamwindow += STREAMWINDOW_INCREMENT;
connection_start_reading(conn);
connection_package_raw_inbuf(conn); /* handle whatever might still be on the inbuf */
circuit_consider_stop_edge_reading(circ, edge_type);
break;
default:
- log(LOG_DEBUG,"connection_edge_process_data_cell(): unknown topic command %d.",topic_command);
+ log(LOG_DEBUG,"connection_edge_process_relay_cell(): unknown relay command %d.",relay_command);
}
return 0;
}
@@ -251,10 +251,10 @@
conn->state = EXIT_CONN_STATE_OPEN;
connection_watch_events(conn, POLLIN); /* stop writing, continue reading */
- if(connection_wants_to_flush(conn)) /* in case there are any queued data cells */
+ if(connection_wants_to_flush(conn)) /* in case there are any queued relay cells */
connection_start_writing(conn);
return
- connection_edge_send_command(conn, circuit_get_by_conn(conn), TOPIC_COMMAND_CONNECTED) || /* deliver a 'connected' data cell back through the circuit. */
+ connection_edge_send_command(conn, circuit_get_by_conn(conn), RELAY_COMMAND_CONNECTED) || /* deliver a 'connected' relay cell back through the circuit. */
connection_process_inbuf(conn); /* in case the server has written anything */
case AP_CONN_STATE_OPEN:
case EXIT_CONN_STATE_OPEN:
Index: connection_exit.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection_exit.c,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -d -r1.31 -r1.32
--- connection_exit.c 11 Apr 2003 22:11:11 -0000 1.31
+++ connection_exit.c 1 May 2003 06:42:28 -0000 1.32
@@ -8,19 +8,19 @@
connection_t *n_conn;
char *colon;
- if(!memchr(cell->payload + TOPIC_HEADER_SIZE,0,cell->length - TOPIC_HEADER_SIZE)) {
- log(LOG_WARNING,"connection_exit_begin_conn(): topic begin cell has no \\0. Dropping.");
+ if(!memchr(cell->payload + RELAY_HEADER_SIZE,0,cell->length - RELAY_HEADER_SIZE)) {
+ log(LOG_WARNING,"connection_exit_begin_conn(): relay begin cell has no \\0. Dropping.");
return 0;
}
- colon = strchr(cell->payload + TOPIC_HEADER_SIZE, ':');
+ colon = strchr(cell->payload + RELAY_HEADER_SIZE, ':');
if(!colon) {
- log(LOG_WARNING,"connection_exit_begin_conn(): topic begin cell has no colon. Dropping.");
+ log(LOG_WARNING,"connection_exit_begin_conn(): relay begin cell has no colon. Dropping.");
return 0;
}
*colon = 0;
if(!atoi(colon+1)) { /* bad port */
- log(LOG_DEBUG,"connection_exit_begin_conn(): topic begin cell has invalid port. Dropping.");
+ log(LOG_DEBUG,"connection_exit_begin_conn(): relay begin cell has invalid port. Dropping.");
return 0;
}
@@ -31,25 +31,25 @@
return 0;
}
- cell->payload[0] = 0;
- n_conn->topic_id = ntohs(*(uint16_t *)(cell->payload+2));
+// cell->payload[0] = 0;
+ n_conn->stream_id = CELL_STREAM_ID(*cell);
- n_conn->address = strdup(cell->payload + TOPIC_HEADER_SIZE);
+ n_conn->address = strdup(cell->payload + RELAY_HEADER_SIZE);
n_conn->port = atoi(colon+1);
n_conn->state = EXIT_CONN_STATE_RESOLVING;
n_conn->receiver_bucket = -1; /* edge connections don't do receiver buckets */
n_conn->bandwidth = -1;
n_conn->s = -1; /* not yet valid */
- n_conn->n_receive_topicwindow = TOPICWINDOW_START;
- n_conn->p_receive_topicwindow = TOPICWINDOW_START;
+ n_conn->n_receive_streamwindow = STREAMWINDOW_START;
+ n_conn->p_receive_streamwindow = STREAMWINDOW_START;
if(connection_add(n_conn) < 0) { /* no space, forget it */
log(LOG_DEBUG,"connection_exit_begin_conn(): connection_add failed. Dropping.");
connection_free(n_conn);
return 0;
}
- /* add it into the linked list of topics on this circuit */
- n_conn->next_topic = circ->n_conn;
+ /* add it into the linked list of streams on this circuit */
+ n_conn->next_stream = circ->n_conn;
circ->n_conn = n_conn;
/* send it off to the gethostbyname farm */
@@ -119,7 +119,7 @@
connection_watch_events(conn, POLLIN);
/* also, deliver a 'connected' cell back through the circuit. */
- return connection_edge_send_command(conn, circuit_get_by_conn(conn), TOPIC_COMMAND_CONNECTED);
+ return connection_edge_send_command(conn, circuit_get_by_conn(conn), RELAY_COMMAND_CONNECTED);
}
/*
Index: onion.c
===================================================================
RCS file: /home/or/cvsroot/src/or/onion.c,v
retrieving revision 1.38
retrieving revision 1.39
diff -u -d -r1.38 -r1.39
--- onion.c 17 Apr 2003 17:25:32 -0000 1.38
+++ onion.c 1 May 2003 06:42:28 -0000 1.39
@@ -70,7 +70,7 @@
}
void onion_pending_process_one(void) {
- struct data_queue_t *tmpd;
+ struct relay_queue_t *tmpd;
circuit_t *circ;
if(!ol_list)
@@ -85,9 +85,9 @@
onion_pending_remove(circ);
circuit_close(circ);
} else {
- log(LOG_DEBUG,"onion_pending_process_one(): Succeeded. Delivering queued data cells.");
- for(tmpd = ol_list->data_cells; tmpd; tmpd=tmpd->next) {
- command_process_data_cell(tmpd->cell, circ->p_conn);
+ log(LOG_DEBUG,"onion_pending_process_one(): Succeeded. Delivering queued relay cells.");
+ for(tmpd = ol_list->relay_cells; tmpd; tmpd=tmpd->next) {
+ command_process_relay_cell(tmpd->cell, circ->p_conn);
}
onion_pending_remove(circ);
}
@@ -99,7 +99,7 @@
*/
void onion_pending_remove(circuit_t *circ) {
struct onion_queue_t *tmpo, *victim;
- struct data_queue_t *tmpd;
+ struct relay_queue_t *tmpd;
if(!ol_list)
return; /* nothing here. */
@@ -129,10 +129,10 @@
/* now victim points to the element that needs to be removed */
- /* first dump the attached data cells too, if any */
- while(victim->data_cells) {
- tmpd = victim->data_cells;
- victim->data_cells = tmpd->next;
+ /* first dump the attached relay cells too, if any */
+ while(victim->relay_cells) {
+ tmpd = victim->relay_cells;
+ victim->relay_cells = tmpd->next;
free(tmpd->cell);
free(tmpd);
}
@@ -141,11 +141,11 @@
}
-struct data_queue_t *data_queue_add(struct data_queue_t *list, cell_t *cell) {
- struct data_queue_t *tmpd, *newd;
+struct relay_queue_t *relay_queue_add(struct relay_queue_t *list, cell_t *cell) {
+ struct relay_queue_t *tmpd, *newd;
- newd = malloc(sizeof(struct data_queue_t));
- memset(newd, 0, sizeof(struct data_queue_t));
+ newd = malloc(sizeof(struct relay_queue_t));
+ memset(newd, 0, sizeof(struct relay_queue_t));
newd->cell = malloc(sizeof(cell_t));
memcpy(newd->cell, cell, sizeof(cell_t));
@@ -158,16 +158,16 @@
return list;
}
-/* a data cell has arrived for a circuit which is still pending. Find
- * the right entry in ol_list, and add it to the end of the 'data_cells'
+/* a relay cell has arrived for a circuit which is still pending. Find
+ * the right entry in ol_list, and add it to the end of the 'relay_cells'
* list.
*/
-void onion_pending_data_add(circuit_t *circ, cell_t *cell) {
+void onion_pending_relay_add(circuit_t *circ, cell_t *cell) {
struct onion_queue_t *tmpo;
for(tmpo=ol_list; tmpo; tmpo=tmpo->next) {
if(tmpo->circ == circ) {
- tmpo->data_cells = data_queue_add(tmpo->data_cells, cell);
+ tmpo->relay_cells = relay_queue_add(tmpo->relay_cells, cell);
return;
}
}
Index: or.h
===================================================================
RCS file: /home/or/cvsroot/src/or/or.h,v
retrieving revision 1.68
retrieving revision 1.69
diff -u -d -r1.68 -r1.69
--- or.h 17 Apr 2003 17:10:41 -0000 1.68
+++ or.h 1 May 2003 06:42:29 -0000 1.69
@@ -122,15 +122,15 @@
// (or if just one was sent, waiting for that one */
//#define CIRCUIT_STATE_CLOSE 4 /* both acks received, connection is dead */ /* NOT USED */
-#define TOPIC_COMMAND_BEGIN 1
-#define TOPIC_COMMAND_DATA 2
-#define TOPIC_COMMAND_END 3
-#define TOPIC_COMMAND_CONNECTED 4
-#define TOPIC_COMMAND_SENDME 5
+#define RELAY_COMMAND_BEGIN 1
+#define RELAY_COMMAND_DATA 2
+#define RELAY_COMMAND_END 3
+#define RELAY_COMMAND_CONNECTED 4
+#define RELAY_COMMAND_SENDME 5
-#define TOPIC_HEADER_SIZE 4
+#define RELAY_HEADER_SIZE 4
-#define TOPIC_STATE_RESOLVING
+#define RELAY_STATE_RESOLVING
/* available cipher functions */
#if 0
@@ -154,13 +154,13 @@
#define CIRCWINDOW_START 1000
#define CIRCWINDOW_INCREMENT 100
-#define TOPICWINDOW_START 500
-#define TOPICWINDOW_INCREMENT 50
+#define STREAMWINDOW_START 500
+#define STREAMWINDOW_INCREMENT 50
/* cell commands */
#define CELL_PADDING 0
#define CELL_CREATE 1
-#define CELL_DATA 2
+#define CELL_RELAY 2
#define CELL_DESTROY 3
#define CELL_SENDME 4
@@ -195,15 +195,15 @@
typedef struct {
aci_t aci; /* Anonymous Connection Identifier */
unsigned char command;
- unsigned char length; /* of payload if data cell, else value of sendme */
+ unsigned char length; /* of payload if relay cell, else value of sendme */
uint32_t seq; /* sequence number */
unsigned char payload[CELL_PAYLOAD_SIZE];
} cell_t;
-#define CELL_TOPIC_COMMAND(c) (*(uint8_t*)((c).payload))
-#define SET_CELL_TOPIC_COMMAND(c,cmd) (*(uint8_t*)((c).payload) = (cmd))
-#define CELL_TOPIC_ID(c) ntohs(*(uint16_t*)((c).payload+2))
-#define SET_CELL_TOPIC_ID(c,id) (*(uint16_t*)((c).payload+2) = htons(id))
+#define CELL_RELAY_COMMAND(c) (*(uint8_t*)((c).payload))
+#define SET_CELL_RELAY_COMMAND(c,cmd) (*(uint8_t*)((c).payload) = (cmd))
+#define CELL_STREAM_ID(c) ntohs(*(uint16_t*)((c).payload+2))
+#define SET_CELL_STREAM_ID(c,id) (*(uint16_t*)((c).payload+2) = htons(id))
#define SOCKS4_REQUEST_GRANTED 90
#define SOCKS4_REQUEST_REJECT 91
@@ -265,10 +265,10 @@
uint16_t port;
/* used by exit and ap: */
- uint16_t topic_id;
- struct connection_t *next_topic;
- int n_receive_topicwindow;
- int p_receive_topicwindow;
+ uint16_t stream_id;
+ struct connection_t *next_stream;
+ int n_receive_streamwindow;
+ int p_receive_streamwindow;
int done_sending;
int done_receiving;
#ifdef USE_ZLIB
@@ -345,9 +345,9 @@
} crypt_path_t;
-struct data_queue_t {
+struct relay_queue_t {
cell_t *cell;
- struct data_queue_t *next;
+ struct relay_queue_t *next;
};
/* struct for a path (circuit) through the network */
@@ -362,7 +362,7 @@
aci_t p_aci; /* connection identifiers */
aci_t n_aci;
- struct data_queue_t *data_queue; /* for queueing cells at the edges */
+ struct relay_queue_t *relay_queue; /* for queueing cells at the edges */
crypto_cipher_env_t *p_crypto; /* crypto environments */
crypto_cipher_env_t *n_crypto;
@@ -385,7 +385,7 @@
struct onion_queue_t {
circuit_t *circ;
- struct data_queue_t *data_cells;
+ struct relay_queue_t *relay_cells;
struct onion_queue_t *next;
};
@@ -461,16 +461,16 @@
void decompression_free(z_decompression *);
int compress_from_buf(char *string, int string_len,
- char **buf_in, int *buflen_in, int *buf_datalen_in,
- z_compression *compression, int flush);
+ char **buf_in, int *buflen_in, int *buf_datalen_in,
+ z_compression *compression, int flush);
/* read and compress as many characters as possible from buf, writing up to
* string_len of them onto string, then memmove buf back. Return number of
* characters written.
*/
int decompress_buf_to_buf(char **buf_in, int *buflen_in, int *buf_datalen_in,
- char **buf_out, int *buflen_out, int *buf_datalen_out,
- z_decompression *decompression, int flush);
+ char **buf_out, int *buflen_out, int *buf_datalen_out,
+ z_decompression *decompression, int flush);
/* XXX document this NM
*/
@@ -500,8 +500,8 @@
circuit_t *circuit_get_newest_by_edge_type(char edge_type);
circuit_t *circuit_enumerate_by_naddr_nport(circuit_t *start, uint32_t naddr, uint16_t nport);
-int circuit_deliver_data_cell_from_edge(cell_t *cell, circuit_t *circ, char edge_type);
-int circuit_deliver_data_cell(cell_t *cell, circuit_t *circ, int crypt_type);
+int circuit_deliver_relay_cell_from_edge(cell_t *cell, circuit_t *circ, char edge_type);
+int circuit_deliver_relay_cell(cell_t *cell, circuit_t *circ, int crypt_type);
int circuit_crypt(circuit_t *circ, char *in, int inlen, char crypt_type);
void circuit_resume_edge_reading(circuit_t *circ, int edge_type);
@@ -533,7 +533,7 @@
void command_process_create_cell(cell_t *cell, connection_t *conn);
void command_process_sendme_cell(cell_t *cell, connection_t *conn);
-void command_process_data_cell(cell_t *cell, connection_t *conn);
+void command_process_relay_cell(cell_t *cell, connection_t *conn);
void command_process_destroy_cell(cell_t *cell, connection_t *conn);
void command_process_connected_cell(cell_t *cell, connection_t *conn);
@@ -637,8 +637,8 @@
/********************************* connection_edge.c ***************************/
int connection_edge_process_inbuf(connection_t *conn);
-int connection_edge_send_command(connection_t *conn, circuit_t *circ, int topic_command);
-int connection_edge_process_data_cell(cell_t *cell, circuit_t *circ, int edge_type);
+int connection_edge_send_command(connection_t *conn, circuit_t *circ, int relay_command);
+int connection_edge_process_relay_cell(cell_t *cell, circuit_t *circ, int edge_type);
int connection_edge_finished_flushing(connection_t *conn);
/********************************* connection_exit.c ***************************/
@@ -746,8 +746,8 @@
int onion_pending_check(void);
void onion_pending_process_one(void);
void onion_pending_remove(circuit_t *circ);
-struct data_queue_t *data_queue_add(struct data_queue_t *list, cell_t *cell);
-void onion_pending_data_add(circuit_t *circ, cell_t *cell);
+struct relay_queue_t *relay_queue_add(struct relay_queue_t *list, cell_t *cell);
+void onion_pending_relay_add(circuit_t *circ, cell_t *cell);
/* uses a weighted coin with weight cw to choose a route length */
int chooselen(double cw);