diff options
| -rw-r--r-- | qemu-char.c | 17 | ||||
| -rw-r--r-- | qemu-char.h | 4 |
2 files changed, 21 insertions, 0 deletions
diff --git a/qemu-char.c b/qemu-char.c index 03858d4ef7..710d98ffc4 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -480,6 +480,9 @@ static CharDriverState *qemu_chr_open_mux(CharDriverState *drv) chr->chr_write = mux_chr_write; chr->chr_update_read_handler = mux_chr_update_read_handler; chr->chr_accept_input = mux_chr_accept_input; + /* Frontend guest-open / -close notification is not support with muxes */ + chr->chr_guest_open = NULL; + chr->chr_guest_close = NULL; /* Muxes are always open on creation */ qemu_chr_generic_open(chr); @@ -2579,6 +2582,20 @@ void qemu_chr_set_echo(struct CharDriverState *chr, bool echo) } } +void qemu_chr_guest_open(struct CharDriverState *chr) +{ + if (chr->chr_guest_open) { + chr->chr_guest_open(chr); + } +} + +void qemu_chr_guest_close(struct CharDriverState *chr) +{ + if (chr->chr_guest_close) { + chr->chr_guest_close(chr); + } +} + void qemu_chr_close(CharDriverState *chr) { QTAILQ_REMOVE(&chardevs, chr, next); diff --git a/qemu-char.h b/qemu-char.h index fb96eef3de..2f8512e528 100644 --- a/qemu-char.h +++ b/qemu-char.h @@ -65,6 +65,8 @@ struct CharDriverState { void (*chr_close)(struct CharDriverState *chr); void (*chr_accept_input)(struct CharDriverState *chr); void (*chr_set_echo)(struct CharDriverState *chr, bool echo); + void (*chr_guest_open)(struct CharDriverState *chr); + void (*chr_guest_close)(struct CharDriverState *chr); void *opaque; QEMUBH *bh; char *label; @@ -79,6 +81,8 @@ CharDriverState *qemu_chr_open_opts(QemuOpts *opts, void (*init)(struct CharDriverState *s)); CharDriverState *qemu_chr_open(const char *label, const char *filename, void (*init)(struct CharDriverState *s)); void qemu_chr_set_echo(struct CharDriverState *chr, bool echo); +void qemu_chr_guest_open(struct CharDriverState *chr); +void qemu_chr_guest_close(struct CharDriverState *chr); void qemu_chr_close(CharDriverState *chr); void qemu_chr_printf(CharDriverState *s, const char *fmt, ...) GCC_FMT_ATTR(2, 3); |