Changeset 8c7a054 in mainline for uspace/srv/net/tl/tcp/state.c

Timestamp:

2011-10-21T15:25:43Z (14 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

32aea9f4

Parents:

d9ce049

Message:

FIN processing (WIP).

File:

• uspace/srv/net/tl/tcp/state.c (modified) (2 diffs)

uspace/srv/net/tl/tcp/state.c

@@ -115 +115 @@
 
         /* Wait for data to become available */
-        while (conn->rcv_buf_used == 0) {
+        while (conn->rcv_buf_used == 0 && !conn->rcv_buf_fin) {
                 log_msg(LVL_DEBUG, "tcp_uc_receive() - wait for data");
                 fibril_condvar_wait(&conn->rcv_buf_cv, &conn->rcv_buf_lock);
+        }
+
+        if (conn->rcv_buf_used == 0) {
+                /* End of data, peer closed connection. */
+                /* XXX How should RECEIVE signal end of data? */
+                assert(conn->rcv_buf_fin);
+                *rcvd = 0;
+                *xflags = 0;
+                return;
         }
 
@@ -147 +156 @@
 {
         log_msg(LVL_DEBUG, "tcp_uc_close()");
+
+        conn->snd_buf_fin = true;
+        tcp_tqueue_new_data(conn);
 }