diff options
| -rw-r--r-- | include/chardev/char.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/chardev/char.h b/include/chardev/char.h index 04de457..6f0576e 100644 --- a/include/chardev/char.h +++ b/include/chardev/char.h @@ -22,7 +22,16 @@ typedef enum { CHR_EVENT_OPENED, /* new connection established */ CHR_EVENT_MUX_IN, /* mux-focus was set to this terminal */ CHR_EVENT_MUX_OUT, /* mux-focus will move on */ - CHR_EVENT_CLOSED /* connection closed */ + CHR_EVENT_CLOSED /* connection closed. NOTE: currently this event + * is only bound to the read port of the chardev. + * Normally the read port and write port of a + * chardev should be the same, but it can be + * different, e.g., for fd chardevs, when the two + * fds are different. So when we received the + * CLOSED event it's still possible that the out + * port is still open. TODO: we should only send + * the CLOSED event when both ports are closed. + */ } QEMUChrEvent; #define CHR_READ_BUF_LEN 4096 |