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authorPeter Maydell <peter.maydell@linaro.org>2017-06-05 10:09:14 +0100
committerPeter Maydell <peter.maydell@linaro.org>2017-06-05 10:09:14 +0100
commitcb8b8ef4578dc17c350fd4b27700a9f178e2dad0 (patch)
tree6bd382062ac77cc25bece492b78e15fec2a313e5
parentc6e84fbd447a51e1161d74d71566a5f67b47eac5 (diff)
parent6b10e573d15ef82dbc5c5b3726028e6642e134f6 (diff)
downloadqemu-cb8b8ef4578dc17c350fd4b27700a9f178e2dad0.zip
qemu-cb8b8ef4578dc17c350fd4b27700a9f178e2dad0.tar.gz
qemu-cb8b8ef4578dc17c350fd4b27700a9f178e2dad0.tar.bz2
Merge remote-tracking branch 'remotes/elmarco/tags/chrfe-pull-request' into staging
# gpg: Signature made Fri 02 Jun 2017 20:12:48 BST # gpg: using RSA key 0xDAE8E10975969CE5 # gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" # gpg: aka "Marc-André Lureau <marcandre.lureau@gmail.com>" # gpg: WARNING: This key is not certified with sufficiently trusted signatures! # gpg: It is not certain that the signature belongs to the owner. # Primary key fingerprint: 87A9 BD93 3F87 C606 D276 F62D DAE8 E109 7596 9CE5 * remotes/elmarco/tags/chrfe-pull-request: char: move char devices to chardev/ char: make chr_fe_deinit() optionaly delete backend char: rename functions that are not part of fe char: move CharBackend handling in char-fe unit char: generalize qemu_chr_write_all() be-hci: use backend functions chardev: serial & parallel declaration to own headers chardev: move headers to include/chardev Remove/replace sysemu/char.h inclusion char-win: close file handle except with console char-win: rename hcom->file char-win: rename win_chr_init/poll win_chr_serial_init/poll char-win: remove WinChardev.len char-win: simplify win_chr_read() char: cast ARRAY_SIZE() as signed to silent warning on empty array Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--MAINTAINERS5
-rw-r--r--Makefile.objs4
-rw-r--r--backends/Makefile.objs4
-rw-r--r--backends/rng-egd.c4
-rw-r--r--backends/trace-events10
-rw-r--r--chardev/Makefile.objs7
-rw-r--r--chardev/baum.c (renamed from backends/baum.c)2
-rw-r--r--chardev/char-console.c4
-rw-r--r--chardev/char-fd.c6
-rw-r--r--chardev/char-fe.c361
-rw-r--r--chardev/char-file.c8
-rw-r--r--chardev/char-io.c2
-rw-r--r--chardev/char-mux.c6
-rw-r--r--chardev/char-null.c2
-rw-r--r--chardev/char-parallel.c6
-rw-r--r--chardev/char-pipe.c16
-rw-r--r--chardev/char-pty.c4
-rw-r--r--chardev/char-ringbuf.c2
-rw-r--r--chardev/char-serial.c8
-rw-r--r--chardev/char-socket.c4
-rw-r--r--chardev/char-stdio.c8
-rw-r--r--chardev/char-udp.c4
-rw-r--r--chardev/char-win-stdio.c4
-rw-r--r--chardev/char-win.c95
-rw-r--r--chardev/char.c390
-rw-r--r--chardev/msmouse.c (renamed from backends/msmouse.c)2
-rw-r--r--chardev/spice.c (renamed from spice-qemu-char.c)4
-rw-r--r--chardev/testdev.c (renamed from backends/testdev.c)2
-rw-r--r--chardev/trace-events18
-rw-r--r--chardev/wctablet.c (renamed from backends/wctablet.c)2
-rw-r--r--gdbstub.c18
-rw-r--r--hmp.c2
-rw-r--r--hw/arm/bcm2835_peripherals.c1
-rw-r--r--hw/arm/fsl-imx25.c2
-rw-r--r--hw/arm/fsl-imx31.c2
-rw-r--r--hw/arm/fsl-imx6.c2
-rw-r--r--hw/arm/omap2.c2
-rw-r--r--hw/arm/pxa2xx.c2
-rw-r--r--hw/arm/strongarm.c3
-rw-r--r--hw/bt/hci-csr.c11
-rw-r--r--hw/char/cadence_uart.c3
-rw-r--r--hw/char/debugcon.c2
-rw-r--r--hw/char/digic-uart.c2
-rw-r--r--hw/char/escc.c3
-rw-r--r--hw/char/etraxfs_ser.c2
-rw-r--r--hw/char/exynos4210_uart.c3
-rw-r--r--hw/char/grlib_apbuart.c2
-rw-r--r--hw/char/imx_serial.c1
-rw-r--r--hw/char/ipoctal232.c2
-rw-r--r--hw/char/lm32_juart.c2
-rw-r--r--hw/char/lm32_uart.c2
-rw-r--r--hw/char/mcf_uart.c2
-rw-r--r--hw/char/milkymist-uart.c2
-rw-r--r--hw/char/omap_uart.c2
-rw-r--r--hw/char/parallel.c3
-rw-r--r--hw/char/pl011.c2
-rw-r--r--hw/char/sclpconsole-lm.c2
-rw-r--r--hw/char/sclpconsole.c2
-rw-r--r--hw/char/serial.c4
-rw-r--r--hw/char/sh_serial.c2
-rw-r--r--hw/char/spapr_vty.c2
-rw-r--r--hw/char/terminal3270.c2
-rw-r--r--hw/char/virtio-console.c2
-rw-r--r--hw/char/xen_console.c4
-rw-r--r--hw/char/xilinx_uartlite.c2
-rw-r--r--hw/core/qdev-properties-system.c4
-rw-r--r--hw/core/qdev-properties.c2
-rw-r--r--hw/display/xenfb.c1
-rw-r--r--hw/i386/xen/xen-hvm.c1
-rw-r--r--hw/ipmi/ipmi_bmc_extern.c2
-rw-r--r--hw/isa/pc87312.c2
-rw-r--r--hw/mips/boston.c2
-rw-r--r--hw/mips/mips_fulong2e.c1
-rw-r--r--hw/mips/mips_malta.c1
-rw-r--r--hw/misc/ivshmem.c2
-rw-r--r--hw/net/xgmac.c1
-rw-r--r--hw/ppc/spapr_events.c1
-rw-r--r--hw/ppc/spapr_rtas.c1
-rw-r--r--hw/sparc/leon3.c1
-rw-r--r--hw/usb/ccid-card-emulated.c2
-rw-r--r--hw/usb/ccid-card-passthru.c7
-rw-r--r--hw/usb/dev-serial.c3
-rw-r--r--hw/usb/redirect.c6
-rw-r--r--hw/virtio/vhost-user.c2
-rw-r--r--hw/xen/xen-common.c2
-rw-r--r--hw/xen/xen_backend.c1
-rw-r--r--hw/xtensa/xtfpga.c2
-rw-r--r--include/chardev/char-fd.h (renamed from chardev/char-fd.h)2
-rw-r--r--include/chardev/char-fe.h251
-rw-r--r--include/chardev/char-io.h (renamed from chardev/char-io.h)2
-rw-r--r--include/chardev/char-mux.h (renamed from chardev/char-mux.h)3
-rw-r--r--include/chardev/char-parallel.h (renamed from chardev/char-parallel.h)20
-rw-r--r--include/chardev/char-serial.h (renamed from chardev/char-serial.h)22
-rw-r--r--include/chardev/char-win-stdio.h (renamed from chardev/char-win-stdio.h)0
-rw-r--r--include/chardev/char-win.h (renamed from chardev/char-win.h)14
-rw-r--r--include/chardev/char.h229
-rw-r--r--include/hw/char/bcm2835_aux.h2
-rw-r--r--include/hw/char/cadence_uart.h2
-rw-r--r--include/hw/char/digic-uart.h2
-rw-r--r--include/hw/char/imx_serial.h2
-rw-r--r--include/hw/char/serial.h4
-rw-r--r--include/hw/char/stm32f2xx_usart.h2
-rw-r--r--include/sysemu/char.h499
-rw-r--r--monitor.c4
-rw-r--r--net/colo-compare.c10
-rw-r--r--net/filter-mirror.c8
-rw-r--r--net/slirp.c2
-rw-r--r--net/vhost-user.c7
-rw-r--r--qmp.c2
-rw-r--r--qtest.c2
-rwxr-xr-xreplay/replay-char.c2
-rw-r--r--slirp/slirp.c2
-rw-r--r--tests/postcopy-test.c2
-rw-r--r--tests/test-char.c24
-rw-r--r--tests/vhost-user-test.c6
-rw-r--r--trace-events7
-rw-r--r--ui/console.c2
-rw-r--r--ui/gtk.c2
-rw-r--r--util/event_notifier-posix.c1
-rw-r--r--vl.c2
120 files changed, 1126 insertions, 1158 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 7df0882..120788d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1238,13 +1238,12 @@ M: Paolo Bonzini <pbonzini@redhat.com>
M: Marc-André Lureau <marcandre.lureau@redhat.com>
S: Maintained
F: chardev/
-F: backends/msmouse.c
-F: backends/testdev.c
+F: include/chardev/
Character Devices (Braille)
M: Samuel Thibault <samuel.thibault@ens-lyon.org>
S: Maintained
-F: backends/baum.c
+F: chardev/baum.c
Command line option argument parsing
M: Markus Armbruster <armbru@redhat.com>
diff --git a/Makefile.objs b/Makefile.objs
index 2100845..0575802 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -50,8 +50,6 @@ common-obj-$(CONFIG_LINUX) += fsdev/
common-obj-y += migration/
-common-obj-$(CONFIG_SPICE) += spice-qemu-char.o
-
common-obj-y += audio/
common-obj-y += hw/
common-obj-y += accel.o
@@ -70,6 +68,7 @@ common-obj-y += tpm.o
common-obj-$(CONFIG_SLIRP) += slirp/
common-obj-y += backends/
+common-obj-y += chardev/
common-obj-$(CONFIG_SECCOMP) += qemu-seccomp.o
@@ -121,6 +120,7 @@ trace-events-subdirs += io
trace-events-subdirs += migration
trace-events-subdirs += block
trace-events-subdirs += backends
+trace-events-subdirs += chardev
trace-events-subdirs += hw/block
trace-events-subdirs += hw/block/dataplane
trace-events-subdirs += hw/char
diff --git a/backends/Makefile.objs b/backends/Makefile.objs
index 0e0f156..0400799 100644
--- a/backends/Makefile.objs
+++ b/backends/Makefile.objs
@@ -1,10 +1,6 @@
common-obj-y += rng.o rng-egd.o
common-obj-$(CONFIG_POSIX) += rng-random.o
-common-obj-y += msmouse.o wctablet.o testdev.o
-common-obj-$(CONFIG_BRLAPI) += baum.o
-baum.o-cflags := $(SDL_CFLAGS)
-
common-obj-$(CONFIG_TPM) += tpm.o
common-obj-y += hostmem.o hostmem-ram.o
diff --git a/backends/rng-egd.c b/backends/rng-egd.c
index 380b19a..e7ce2ca 100644
--- a/backends/rng-egd.c
+++ b/backends/rng-egd.c
@@ -12,7 +12,7 @@
#include "qemu/osdep.h"
#include "sysemu/rng.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qapi/error.h"
#include "qapi/qmp/qerror.h"
@@ -145,7 +145,7 @@ static void rng_egd_finalize(Object *obj)
{
RngEgd *s = RNG_EGD(obj);
- qemu_chr_fe_deinit(&s->chr);
+ qemu_chr_fe_deinit(&s->chr, false);
g_free(s->chr_name);
}
diff --git a/backends/trace-events b/backends/trace-events
index 8c3289a..e69de29 100644
--- a/backends/trace-events
+++ b/backends/trace-events
@@ -1,10 +0,0 @@
-# See docs/tracing.txt for syntax documentation.
-
-# backends/wctablet.c
-wct_init(void) ""
-wct_cmd_re(void) ""
-wct_cmd_st(void) ""
-wct_cmd_sp(void) ""
-wct_cmd_ts(int input) "0x%02x"
-wct_cmd_other(const char *cmd) "%s"
-wct_speed(int speed) "%d"
diff --git a/chardev/Makefile.objs b/chardev/Makefile.objs
index 1feda0f..52a8127 100644
--- a/chardev/Makefile.objs
+++ b/chardev/Makefile.objs
@@ -1,6 +1,7 @@
chardev-obj-y += char.o
chardev-obj-$(CONFIG_WIN32) += char-console.o
chardev-obj-$(CONFIG_POSIX) += char-fd.o
+chardev-obj-y += char-fe.o
chardev-obj-y += char-file.o
chardev-obj-y += char-io.o
chardev-obj-y += char-mux.o
@@ -15,3 +16,9 @@ chardev-obj-y += char-stdio.o
chardev-obj-y += char-udp.o
chardev-obj-$(CONFIG_WIN32) += char-win.o
chardev-obj-$(CONFIG_WIN32) += char-win-stdio.o
+
+common-obj-y += msmouse.o wctablet.o testdev.o
+common-obj-$(CONFIG_BRLAPI) += baum.o
+baum.o-cflags := $(SDL_CFLAGS)
+
+common-obj-$(CONFIG_SPICE) += spice.o
diff --git a/backends/baum.c b/chardev/baum.c
index 2eddcae..302dd96 100644
--- a/backends/baum.c
+++ b/chardev/baum.c
@@ -24,7 +24,7 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qemu/timer.h"
#include "hw/usb.h"
#include "ui/console.h"
diff --git a/chardev/char-console.c b/chardev/char-console.c
index c824937..535ed65 100644
--- a/chardev/char-console.c
+++ b/chardev/char-console.c
@@ -22,14 +22,14 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "char-win.h"
+#include "chardev/char-win.h"
static void qemu_chr_open_win_con(Chardev *chr,
ChardevBackend *backend,
bool *be_opened,
Error **errp)
{
- qemu_chr_open_win_file(chr, GetStdHandle(STD_OUTPUT_HANDLE));
+ win_chr_set_file(chr, GetStdHandle(STD_OUTPUT_HANDLE), true);
}
static void char_console_class_init(ObjectClass *oc, void *data)
diff --git a/chardev/char-fd.c b/chardev/char-fd.c
index 0b182c5..1584a3d 100644
--- a/chardev/char-fd.c
+++ b/chardev/char-fd.c
@@ -25,11 +25,11 @@
#include "qemu/sockets.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "io/channel-file.h"
-#include "char-fd.h"
-#include "char-io.h"
+#include "chardev/char-fd.h"
+#include "chardev/char-io.h"
/* Called with chr_write_lock held. */
static int fd_chr_write(Chardev *chr, const uint8_t *buf, int len)
diff --git a/chardev/char-fe.c b/chardev/char-fe.c
new file mode 100644
index 0000000..3f90f05
--- /dev/null
+++ b/chardev/char-fe.c
@@ -0,0 +1,361 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "qemu/osdep.h"
+#include "qemu/error-report.h"
+#include "qapi/error.h"
+#include "qapi-visit.h"
+#include "sysemu/replay.h"
+
+#include "chardev/char-fe.h"
+#include "chardev/char-io.h"
+#include "chardev/char-mux.h"
+
+int qemu_chr_fe_write(CharBackend *be, const uint8_t *buf, int len)
+{
+ Chardev *s = be->chr;
+
+ if (!s) {
+ return 0;
+ }
+
+ return qemu_chr_write(s, buf, len, false);
+}
+
+int qemu_chr_fe_write_all(CharBackend *be, const uint8_t *buf, int len)
+{
+ Chardev *s = be->chr;
+
+ if (!s) {
+ return 0;
+ }
+
+ return qemu_chr_write(s, buf, len, true);
+}
+
+int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len)
+{
+ Chardev *s = be->chr;
+ int offset = 0, counter = 10;
+ int res;
+
+ if (!s || !CHARDEV_GET_CLASS(s)->chr_sync_read) {
+ return 0;
+ }
+
+ if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_PLAY) {
+ return replay_char_read_all_load(buf);
+ }
+
+ while (offset < len) {
+ retry:
+ res = CHARDEV_GET_CLASS(s)->chr_sync_read(s, buf + offset,
+ len - offset);
+ if (res == -1 && errno == EAGAIN) {
+ g_usleep(100);
+ goto retry;
+ }
+
+ if (res == 0) {
+ break;
+ }
+
+ if (res < 0) {
+ if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
+ replay_char_read_all_save_error(res);
+ }
+ return res;
+ }
+
+ offset += res;
+
+ if (!counter--) {
+ break;
+ }
+ }
+
+ if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
+ replay_char_read_all_save_buf(buf, offset);
+ }
+ return offset;
+}
+
+int qemu_chr_fe_ioctl(CharBackend *be, int cmd, void *arg)
+{
+ Chardev *s = be->chr;
+ int res;
+
+ if (!s || !CHARDEV_GET_CLASS(s)->chr_ioctl || qemu_chr_replay(s)) {
+ res = -ENOTSUP;
+ } else {
+ res = CHARDEV_GET_CLASS(s)->chr_ioctl(s, cmd, arg);
+ }
+
+ return res;
+}
+
+int qemu_chr_fe_get_msgfd(CharBackend *be)
+{
+ Chardev *s = be->chr;
+ int fd;
+ int res = (qemu_chr_fe_get_msgfds(be, &fd, 1) == 1) ? fd : -1;
+ if (s && qemu_chr_replay(s)) {
+ error_report("Replay: get msgfd is not supported "
+ "for serial devices yet");
+ exit(1);
+ }
+ return res;
+}
+
+int qemu_chr_fe_get_msgfds(CharBackend *be, int *fds, int len)
+{
+ Chardev *s = be->chr;
+
+ if (!s) {
+ return -1;
+ }
+
+ return CHARDEV_GET_CLASS(s)->get_msgfds ?
+ CHARDEV_GET_CLASS(s)->get_msgfds(s, fds, len) : -1;
+}
+
+int qemu_chr_fe_set_msgfds(CharBackend *be, int *fds, int num)
+{
+ Chardev *s = be->chr;
+
+ if (!s) {
+ return -1;
+ }
+
+ return CHARDEV_GET_CLASS(s)->set_msgfds ?
+ CHARDEV_GET_CLASS(s)->set_msgfds(s, fds, num) : -1;
+}
+
+void qemu_chr_fe_accept_input(CharBackend *be)
+{
+ Chardev *s = be->chr;
+
+ if (!s) {
+ return;
+ }
+
+ if (CHARDEV_GET_CLASS(s)->chr_accept_input) {
+ CHARDEV_GET_CLASS(s)->chr_accept_input(s);
+ }
+ qemu_notify_event();
+}
+
+void qemu_chr_fe_printf(CharBackend *be, const char *fmt, ...)
+{
+ char buf[CHR_READ_BUF_LEN];
+ va_list ap;
+ va_start(ap, fmt);
+ vsnprintf(buf, sizeof(buf), fmt, ap);
+ /* XXX this blocks entire thread. Rewrite to use
+ * qemu_chr_fe_write and background I/O callbacks */
+ qemu_chr_fe_write_all(be, (uint8_t *)buf, strlen(buf));
+ va_end(ap);
+}
+
+Chardev *qemu_chr_fe_get_driver(CharBackend *be)
+{
+ return be->chr;
+}
+
+bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp)
+{
+ int tag = 0;
+
+ if (CHARDEV_IS_MUX(s)) {
+ MuxChardev *d = MUX_CHARDEV(s);
+
+ if (d->mux_cnt >= MAX_MUX) {
+ goto unavailable;
+ }
+
+ d->backends[d->mux_cnt] = b;
+ tag = d->mux_cnt++;
+ } else if (s->be) {
+ goto unavailable;
+ } else {
+ s->be = b;
+ }
+
+ b->fe_open = false;
+ b->tag = tag;
+ b->chr = s;
+ return true;
+
+unavailable:
+ error_setg(errp, QERR_DEVICE_IN_USE, s->label);
+ return false;
+}
+
+void qemu_chr_fe_deinit(CharBackend *b, bool del)
+{
+ assert(b);
+
+ if (b->chr) {
+ qemu_chr_fe_set_handlers(b, NULL, NULL, NULL, NULL, NULL, true);
+ if (b->chr->be == b) {
+ b->chr->be = NULL;
+ }
+ if (CHARDEV_IS_MUX(b->chr)) {
+ MuxChardev *d = MUX_CHARDEV(b->chr);
+ d->backends[b->tag] = NULL;
+ }
+ if (del) {
+ object_unparent(OBJECT(b->chr));
+ }
+ b->chr = NULL;
+ }
+}
+
+void qemu_chr_fe_set_handlers(CharBackend *b,
+ IOCanReadHandler *fd_can_read,
+ IOReadHandler *fd_read,
+ IOEventHandler *fd_event,
+ void *opaque,
+ GMainContext *context,
+ bool set_open)
+{
+ Chardev *s;
+ ChardevClass *cc;
+ int fe_open;
+
+ s = b->chr;
+ if (!s) {
+ return;
+ }
+
+ cc = CHARDEV_GET_CLASS(s);
+ if (!opaque && !fd_can_read && !fd_read && !fd_event) {
+ fe_open = 0;
+ remove_fd_in_watch(s);
+ } else {
+ fe_open = 1;
+ }
+ b->chr_can_read = fd_can_read;
+ b->chr_read = fd_read;
+ b->chr_event = fd_event;
+ b->opaque = opaque;
+ if (cc->chr_update_read_handler) {
+ cc->chr_update_read_handler(s, context);
+ }
+
+ if (set_open) {
+ qemu_chr_fe_set_open(b, fe_open);
+ }
+
+ if (fe_open) {
+ qemu_chr_fe_take_focus(b);
+ /* We're connecting to an already opened device, so let's make sure we
+ also get the open event */
+ if (s->be_open) {
+ qemu_chr_be_event(s, CHR_EVENT_OPENED);
+ }
+ }
+
+ if (CHARDEV_IS_MUX(s)) {
+ mux_chr_set_handlers(s, context);
+ }
+}
+
+void qemu_chr_fe_take_focus(CharBackend *b)
+{
+ if (!b->chr) {
+ return;
+ }
+
+ if (CHARDEV_IS_MUX(b->chr)) {
+ mux_set_focus(b->chr, b->tag);
+ }
+}
+
+int qemu_chr_fe_wait_connected(CharBackend *be, Error **errp)
+{
+ if (!be->chr) {
+ error_setg(errp, "missing associated backend");
+ return -1;
+ }
+
+ return qemu_chr_wait_connected(be->chr, errp);
+}
+
+void qemu_chr_fe_set_echo(CharBackend *be, bool echo)
+{
+ Chardev *chr = be->chr;
+
+ if (chr && CHARDEV_GET_CLASS(chr)->chr_set_echo) {
+ CHARDEV_GET_CLASS(chr)->chr_set_echo(chr, echo);
+ }
+}
+
+void qemu_chr_fe_set_open(CharBackend *be, int fe_open)
+{
+ Chardev *chr = be->chr;
+
+ if (!chr) {
+ return;
+ }
+
+ if (be->fe_open == fe_open) {
+ return;
+ }
+ be->fe_open = fe_open;
+ if (CHARDEV_GET_CLASS(chr)->chr_set_fe_open) {
+ CHARDEV_GET_CLASS(chr)->chr_set_fe_open(chr, fe_open);
+ }
+}
+
+guint qemu_chr_fe_add_watch(CharBackend *be, GIOCondition cond,
+ GIOFunc func, void *user_data)
+{
+ Chardev *s = be->chr;
+ GSource *src;
+ guint tag;
+
+ if (!s || CHARDEV_GET_CLASS(s)->chr_add_watch == NULL) {
+ return 0;
+ }
+
+ src = CHARDEV_GET_CLASS(s)->chr_add_watch(s, cond);
+ if (!src) {
+ return 0;
+ }
+
+ g_source_set_callback(src, (GSourceFunc)func, user_data, NULL);
+ tag = g_source_attach(src, NULL);
+ g_source_unref(src);
+
+ return tag;
+}
+
+void qemu_chr_fe_disconnect(CharBackend *be)
+{
+ Chardev *chr = be->chr;
+
+ if (chr && CHARDEV_GET_CLASS(chr)->chr_disconnect) {
+ CHARDEV_GET_CLASS(chr)->chr_disconnect(chr);
+ }
+}
diff --git a/chardev/char-file.c b/chardev/char-file.c
index 8bae253..a57b88a 100644
--- a/chardev/char-file.c
+++ b/chardev/char-file.c
@@ -24,12 +24,12 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#ifdef _WIN32
-#include "char-win.h"
+#include "chardev/char-win.h"
#else
-#include "char-fd.h"
+#include "chardev/char-fd.h"
#endif
static void qmp_chardev_open_file(Chardev *chr,
@@ -65,7 +65,7 @@ static void qmp_chardev_open_file(Chardev *chr,
return;
}
- qemu_chr_open_win_file(chr, out);
+ win_chr_set_file(chr, out, false);
#else
int flags, in = -1, out;
diff --git a/chardev/char-io.c b/chardev/char-io.c
index b5708ee..f810524 100644
--- a/chardev/char-io.c
+++ b/chardev/char-io.c
@@ -22,7 +22,7 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "char-io.h"
+#include "chardev/char-io.h"
typedef struct IOWatchPoll {
GSource parent;
diff --git a/chardev/char-mux.c b/chardev/char-mux.c
index 37d42c6..08570b9 100644
--- a/chardev/char-mux.c
+++ b/chardev/char-mux.c
@@ -24,9 +24,9 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/block-backend.h"
-#include "char-mux.h"
+#include "chardev/char-mux.h"
/* MUX driver for serial I/O splitting */
@@ -266,7 +266,7 @@ static void char_mux_finalize(Object *obj)
be->chr = NULL;
}
}
- qemu_chr_fe_deinit(&d->chr);
+ qemu_chr_fe_deinit(&d->chr, false);
}
void mux_chr_set_handlers(Chardev *chr, GMainContext *context)
diff --git a/chardev/char-null.c b/chardev/char-null.c
index dc0d68a..90bafe7 100644
--- a/chardev/char-null.c
+++ b/chardev/char-null.c
@@ -22,7 +22,7 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
static void null_chr_open(Chardev *chr,
ChardevBackend *backend,
diff --git a/chardev/char-parallel.c b/chardev/char-parallel.c
index 3fa22ce..bce89f8 100644
--- a/chardev/char-parallel.c
+++ b/chardev/char-parallel.c
@@ -22,7 +22,7 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qapi/error.h"
#include <sys/ioctl.h>
@@ -41,8 +41,8 @@
#endif
#endif
-#include "char-fd.h"
-#include "char-parallel.h"
+#include "chardev/char-fd.h"
+#include "chardev/char-parallel.h"
#if defined(__linux__)
diff --git a/chardev/char-pipe.c b/chardev/char-pipe.c
index 54240c8..3a95e4c 100644
--- a/chardev/char-pipe.c
+++ b/chardev/char-pipe.c
@@ -23,12 +23,12 @@
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#ifdef _WIN32
-#include "char-win.h"
+#include "chardev/char-win.h"
#else
-#include "char-fd.h"
+#include "chardev/char-fd.h"
#endif
#ifdef _WIN32
@@ -58,27 +58,27 @@ static int win_chr_pipe_init(Chardev *chr, const char *filename,
}
openname = g_strdup_printf("\\\\.\\pipe\\%s", filename);
- s->hcom = CreateNamedPipe(openname,
+ s->file = CreateNamedPipe(openname,
PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
PIPE_WAIT,
MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
g_free(openname);
- if (s->hcom == INVALID_HANDLE_VALUE) {
+ if (s->file == INVALID_HANDLE_VALUE) {
error_setg(errp, "Failed CreateNamedPipe (%lu)", GetLastError());
- s->hcom = NULL;
+ s->file = NULL;
goto fail;
}
ZeroMemory(&ov, sizeof(ov));
ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
- ret = ConnectNamedPipe(s->hcom, &ov);
+ ret = ConnectNamedPipe(s->file, &ov);
if (ret) {
error_setg(errp, "Failed ConnectNamedPipe");
goto fail;
}
- ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
+ ret = GetOverlappedResult(s->file, &ov, &size, TRUE);
if (!ret) {
error_setg(errp, "Failed GetOverlappedResult");
if (ov.hEvent) {
diff --git a/chardev/char-pty.c b/chardev/char-pty.c
index 35a175d..e5d20a0 100644
--- a/chardev/char-pty.c
+++ b/chardev/char-pty.c
@@ -24,12 +24,12 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "io/channel-file.h"
#include "qemu/sockets.h"
#include "qemu/error-report.h"
-#include "char-io.h"
+#include "chardev/char-io.h"
#if defined(__linux__) || defined(__sun__) || defined(__FreeBSD__) \
|| defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) \
diff --git a/chardev/char-ringbuf.c b/chardev/char-ringbuf.c
index d130069..df52b04 100644
--- a/chardev/char-ringbuf.c
+++ b/chardev/char-ringbuf.c
@@ -22,7 +22,7 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qmp-commands.h"
#include "qemu/base64.h"
diff --git a/chardev/char-serial.c b/chardev/char-serial.c
index 094e08d..2f8f838 100644
--- a/chardev/char-serial.c
+++ b/chardev/char-serial.c
@@ -27,14 +27,14 @@
#include "qapi/error.h"
#ifdef _WIN32
-#include "char-win.h"
+#include "chardev/char-win.h"
#else
#include <sys/ioctl.h>
#include <termios.h>
-#include "char-fd.h"
+#include "chardev/char-fd.h"
#endif
-#include "char-serial.h"
+#include "chardev/char-serial.h"
#ifdef _WIN32
@@ -45,7 +45,7 @@ static void qmp_chardev_open_serial(Chardev *chr,
{
ChardevHostdev *serial = backend->u.serial.data;
- win_chr_init(chr, serial->device, errp);
+ win_chr_serial_init(chr, serial->device, errp);
}
#elif defined(__linux__) || defined(__sun__) || defined(__FreeBSD__) \
diff --git a/chardev/char-socket.c b/chardev/char-socket.c
index e2fb7f7..ccc499c 100644
--- a/chardev/char-socket.c
+++ b/chardev/char-socket.c
@@ -22,14 +22,14 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "io/channel-socket.h"
#include "io/channel-tls.h"
#include "qemu/error-report.h"
#include "qapi/error.h"
#include "qapi/clone-visitor.h"
-#include "char-io.h"
+#include "chardev/char-io.h"
/***********************************************************/
/* TCP Net console */
diff --git a/chardev/char-stdio.c b/chardev/char-stdio.c
index be4a659..6f5d798 100644
--- a/chardev/char-stdio.c
+++ b/chardev/char-stdio.c
@@ -25,14 +25,14 @@
#include "qemu/sockets.h"
#include "qapi/error.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#ifdef _WIN32
-#include "char-win.h"
-#include "char-win-stdio.h"
+#include "chardev/char-win.h"
+#include "chardev/char-win-stdio.h"
#else
#include <termios.h>
-#include "char-fd.h"
+#include "chardev/char-fd.h"
#endif
#ifndef _WIN32
diff --git a/chardev/char-udp.c b/chardev/char-udp.c
index 6076476..4ee11d3 100644
--- a/chardev/char-udp.c
+++ b/chardev/char-udp.c
@@ -22,11 +22,11 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "io/channel-socket.h"
#include "qapi/error.h"
-#include "char-io.h"
+#include "chardev/char-io.h"
/***********************************************************/
/* UDP Net console */
diff --git a/chardev/char-win-stdio.c b/chardev/char-win-stdio.c
index eb44afc..efcf782 100644
--- a/chardev/char-win-stdio.c
+++ b/chardev/char-win-stdio.c
@@ -23,8 +23,8 @@
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
-#include "char-win.h"
-#include "char-win-stdio.h"
+#include "chardev/char-win.h"
+#include "chardev/char-win-stdio.h"
typedef struct {
Chardev parent;
diff --git a/chardev/char-win.c b/chardev/char-win.c
index e4b6957..05518e0 100644
--- a/chardev/char-win.c
+++ b/chardev/char-win.c
@@ -24,23 +24,30 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
#include "qapi/error.h"
-#include "char-win.h"
+#include "chardev/char-win.h"
-static void win_chr_readfile(Chardev *chr)
+static void win_chr_read(Chardev *chr, DWORD len)
{
WinChardev *s = WIN_CHARDEV(chr);
-
+ int max_size = qemu_chr_be_can_write(chr);
int ret, err;
uint8_t buf[CHR_READ_BUF_LEN];
DWORD size;
+ if (len > max_size) {
+ len = max_size;
+ }
+ if (len == 0) {
+ return;
+ }
+
ZeroMemory(&s->orecv, sizeof(s->orecv));
s->orecv.hEvent = s->hrecv;
- ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
+ ret = ReadFile(s->file, buf, len, &size, &s->orecv);
if (!ret) {
err = GetLastError();
if (err == ERROR_IO_PENDING) {
- ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
+ ret = GetOverlappedResult(s->file, &s->orecv, &size, TRUE);
}
}
@@ -49,46 +56,22 @@ static void win_chr_readfile(Chardev *chr)
}
}
-static void win_chr_read(Chardev *chr)
-{
- WinChardev *s = WIN_CHARDEV(chr);
-
- if (s->len > s->max_size) {
- s->len = s->max_size;
- }
- if (s->len == 0) {
- return;
- }
-
- win_chr_readfile(chr);
-}
-
-static int win_chr_read_poll(Chardev *chr)
-{
- WinChardev *s = WIN_CHARDEV(chr);
-
- s->max_size = qemu_chr_be_can_write(chr);
- return s->max_size;
-}
-
-static int win_chr_poll(void *opaque)
+static int win_chr_serial_poll(void *opaque)
{
Chardev *chr = CHARDEV(opaque);
WinChardev *s = WIN_CHARDEV(opaque);
COMSTAT status;
DWORD comerr;
- ClearCommError(s->hcom, &comerr, &status);
+ ClearCommError(s->file, &comerr, &status);
if (status.cbInQue > 0) {
- s->len = status.cbInQue;
- win_chr_read_poll(chr);
- win_chr_read(chr);
+ win_chr_read(chr, status.cbInQue);
return 1;
}
return 0;
}
-int win_chr_init(Chardev *chr, const char *filename, Error **errp)
+int win_chr_serial_init(Chardev *chr, const char *filename, Error **errp)
{
WinChardev *s = WIN_CHARDEV(chr);
COMMCONFIG comcfg;
@@ -108,15 +91,15 @@ int win_chr_init(Chardev *chr, const char *filename, Error **errp)
goto fail;
}
- s->hcom = CreateFile(filename, GENERIC_READ | GENERIC_WRITE, 0, NULL,
+ s->file = CreateFile(filename, GENERIC_READ | GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
- if (s->hcom == INVALID_HANDLE_VALUE) {
+ if (s->file == INVALID_HANDLE_VALUE) {
error_setg(errp, "Failed CreateFile (%lu)", GetLastError());
- s->hcom = NULL;
+ s->file = NULL;
goto fail;
}
- if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
+ if (!SetupComm(s->file, NRECVBUF, NSENDBUF)) {
error_setg(errp, "Failed SetupComm");
goto fail;
}
@@ -127,27 +110,27 @@ int win_chr_init(Chardev *chr, const char *filename, Error **errp)
comcfg.dcb.DCBlength = sizeof(DCB);
CommConfigDialog(filename, NULL, &comcfg);
- if (!SetCommState(s->hcom, &comcfg.dcb)) {
+ if (!SetCommState(s->file, &comcfg.dcb)) {
error_setg(errp, "Failed SetCommState");
goto fail;
}
- if (!SetCommMask(s->hcom, EV_ERR)) {
+ if (!SetCommMask(s->file, EV_ERR)) {
error_setg(errp, "Failed SetCommMask");
goto fail;
}
cto.ReadIntervalTimeout = MAXDWORD;
- if (!SetCommTimeouts(s->hcom, &cto)) {
+ if (!SetCommTimeouts(s->file, &cto)) {
error_setg(errp, "Failed SetCommTimeouts");
goto fail;
}
- if (!ClearCommError(s->hcom, &err, &comstat)) {
+ if (!ClearCommError(s->file, &err, &comstat)) {
error_setg(errp, "Failed ClearCommError");
goto fail;
}
- qemu_add_polling_cb(win_chr_poll, chr);
+ qemu_add_polling_cb(win_chr_serial_poll, chr);
return 0;
fail:
@@ -160,11 +143,9 @@ int win_chr_pipe_poll(void *opaque)
WinChardev *s = WIN_CHARDEV(opaque);
DWORD size;
- PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
+ PeekNamedPipe(s->file, NULL, 0, NULL, &size, NULL);
if (size > 0) {
- s->len = size;
- win_chr_read_poll(chr);
- win_chr_read(chr);
+ win_chr_read(chr, size);
return 1;
}
return 0;
@@ -181,14 +162,14 @@ static int win_chr_write(Chardev *chr, const uint8_t *buf, int len1)
s->osend.hEvent = s->hsend;
while (len > 0) {
if (s->hsend) {
- ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
+ ret = WriteFile(s->file, buf, len, &size, &s->osend);
} else {
- ret = WriteFile(s->hcom, buf, len, &size, NULL);
+ ret = WriteFile(s->file, buf, len, &size, NULL);
}
if (!ret) {
err = GetLastError();
if (err == ERROR_IO_PENDING) {
- ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
+ ret = GetOverlappedResult(s->file, &s->osend, &size, TRUE);
if (ret) {
buf += size;
len -= size;
@@ -211,34 +192,30 @@ static void char_win_finalize(Object *obj)
Chardev *chr = CHARDEV(obj);
WinChardev *s = WIN_CHARDEV(chr);
- if (s->skip_free) {
- return;
- }
-
if (s->hsend) {
CloseHandle(s->hsend);
}
if (s->hrecv) {
CloseHandle(s->hrecv);
}
- if (s->hcom) {
- CloseHandle(s->hcom);
+ if (!s->keep_open && s->file) {
+ CloseHandle(s->file);
}
if (s->fpipe) {
qemu_del_polling_cb(win_chr_pipe_poll, chr);
} else {
- qemu_del_polling_cb(win_chr_poll, chr);
+ qemu_del_polling_cb(win_chr_serial_poll, chr);
}
qemu_chr_be_event(chr, CHR_EVENT_CLOSED);
}
-void qemu_chr_open_win_file(Chardev *chr, HANDLE fd_out)
+void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open)
{
WinChardev *s = WIN_CHARDEV(chr);
- s->skip_free = true;
- s->hcom = fd_out;
+ s->keep_open = keep_open;
+ s->file = file;
}
static void char_win_class_init(ObjectClass *oc, void *data)
diff --git a/chardev/char.c b/chardev/char.c
index 4e24dc3..7aa0210 100644
--- a/chardev/char.c
+++ b/chardev/char.c
@@ -22,22 +22,18 @@
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
-#include "qemu-common.h"
#include "qemu/cutils.h"
#include "monitor/monitor.h"
#include "sysemu/sysemu.h"
#include "qemu/config-file.h"
#include "qemu/error-report.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qmp-commands.h"
#include "qapi-visit.h"
#include "sysemu/replay.h"
#include "qemu/help_option.h"
-#include "char-mux.h"
-#include "char-io.h"
-#include "char-parallel.h"
-#include "char-serial.h"
+#include "chardev/char-mux.h"
/***********************************************************/
/* character device */
@@ -70,8 +66,7 @@ void qemu_chr_be_event(Chardev *s, int event)
/* Not reporting errors from writing to logfile, as logs are
* defined to be "best effort" only */
-static void qemu_chr_fe_write_log(Chardev *s,
- const uint8_t *buf, size_t len)
+static void qemu_chr_write_log(Chardev *s, const uint8_t *buf, size_t len)
{
size_t done = 0;
ssize_t ret;
@@ -95,8 +90,9 @@ static void qemu_chr_fe_write_log(Chardev *s,
}
}
-static int qemu_chr_fe_write_buffer(Chardev *s,
- const uint8_t *buf, int len, int *offset)
+static int qemu_chr_write_buffer(Chardev *s,
+ const uint8_t *buf, int len,
+ int *offset, bool write_all)
{
ChardevClass *cc = CHARDEV_GET_CLASS(s);
int res = 0;
@@ -106,7 +102,7 @@ static int qemu_chr_fe_write_buffer(Chardev *s,
while (*offset < len) {
retry:
res = cc->chr_write(s, buf + *offset, len - *offset);
- if (res < 0 && errno == EAGAIN) {
+ if (res < 0 && errno == EAGAIN && write_all) {
g_usleep(100);
goto retry;
}
@@ -116,68 +112,31 @@ static int qemu_chr_fe_write_buffer(Chardev *s,
}
*offset += res;
+ if (!write_all) {
+ break;
+ }
}
if (*offset > 0) {
- qemu_chr_fe_write_log(s, buf, *offset);
+ qemu_chr_write_log(s, buf, *offset);
}
qemu_mutex_unlock(&s->chr_write_lock);
return res;
}
-static bool qemu_chr_replay(Chardev *chr)
-{
- return qemu_chr_has_feature(chr, QEMU_CHAR_FEATURE_REPLAY);
-}
-
-int qemu_chr_fe_write(CharBackend *be, const uint8_t *buf, int len)
-{
- Chardev *s = be->chr;
- ChardevClass *cc;
- int ret;
-
- if (!s) {
- return 0;
- }
-
- if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_PLAY) {
- int offset;
- replay_char_write_event_load(&ret, &offset);
- assert(offset <= len);
- qemu_chr_fe_write_buffer(s, buf, offset, &offset);
- return ret;
- }
-
- cc = CHARDEV_GET_CLASS(s);
- qemu_mutex_lock(&s->chr_write_lock);
- ret = cc->chr_write(s, buf, len);
-
- if (ret > 0) {
- qemu_chr_fe_write_log(s, buf, ret);
- }
-
- qemu_mutex_unlock(&s->chr_write_lock);
-
- if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
- replay_char_write_event_save(ret, ret < 0 ? 0 : ret);
- }
-
- return ret;
-}
-
-int qemu_chr_write_all(Chardev *s, const uint8_t *buf, int len)
+int qemu_chr_write(Chardev *s, const uint8_t *buf, int len, bool write_all)
{
- int offset;
+ int offset = 0;
int res;
if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_PLAY) {
replay_char_write_event_load(&res, &offset);
assert(offset <= len);
- qemu_chr_fe_write_buffer(s, buf, offset, &offset);
+ qemu_chr_write_buffer(s, buf, offset, &offset, true);
return res;
}
- res = qemu_chr_fe_write_buffer(s, buf, len, &offset);
+ res = qemu_chr_write_buffer(s, buf, len, &offset, write_all);
if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
replay_char_write_event_save(res, offset);
@@ -189,78 +148,6 @@ int qemu_chr_write_all(Chardev *s, const uint8_t *buf, int len)
return offset;
}
-int qemu_chr_fe_write_all(CharBackend *be, const uint8_t *buf, int len)
-{
- Chardev *s = be->chr;
-
- if (!s) {
- return 0;
- }
-
- return qemu_chr_write_all(s, buf, len);
-}
-
-int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len)
-{
- Chardev *s = be->chr;
- int offset = 0, counter = 10;
- int res;
-
- if (!s || !CHARDEV_GET_CLASS(s)->chr_sync_read) {
- return 0;
- }
-
- if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_PLAY) {
- return replay_char_read_all_load(buf);
- }
-
- while (offset < len) {
- retry:
- res = CHARDEV_GET_CLASS(s)->chr_sync_read(s, buf + offset,
- len - offset);
- if (res == -1 && errno == EAGAIN) {
- g_usleep(100);
- goto retry;
- }
-
- if (res == 0) {
- break;
- }
-
- if (res < 0) {
- if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
- replay_char_read_all_save_error(res);
- }
- return res;
- }
-
- offset += res;
-
- if (!counter--) {
- break;
- }
- }
-
- if (qemu_chr_replay(s) && replay_mode == REPLAY_MODE_RECORD) {
- replay_char_read_all_save_buf(buf, offset);
- }
- return offset;
-}
-
-int qemu_chr_fe_ioctl(CharBackend *be, int cmd, void *arg)
-{
- Chardev *s = be->chr;
- int res;
-
- if (!s || !CHARDEV_GET_CLASS(s)->chr_ioctl || qemu_chr_replay(s)) {
- res = -ENOTSUP;
- } else {
- res = CHARDEV_GET_CLASS(s)->chr_ioctl(s, cmd, arg);
- }
-
- return res;
-}
-
int qemu_chr_be_can_write(Chardev *s)
{
CharBackend *be = s->be;
@@ -293,75 +180,12 @@ void qemu_chr_be_write(Chardev *s, uint8_t *buf, int len)
}
}
-int qemu_chr_fe_get_msgfd(CharBackend *be)
-{
- Chardev *s = be->chr;
- int fd;
- int res = (qemu_chr_fe_get_msgfds(be, &fd, 1) == 1) ? fd : -1;
- if (s && qemu_chr_replay(s)) {
- error_report("Replay: get msgfd is not supported "
- "for serial devices yet");
- exit(1);
- }
- return res;
-}
-
-int qemu_chr_fe_get_msgfds(CharBackend *be, int *fds, int len)
-{
- Chardev *s = be->chr;
-
- if (!s) {
- return -1;
- }
-
- return CHARDEV_GET_CLASS(s)->get_msgfds ?
- CHARDEV_GET_CLASS(s)->get_msgfds(s, fds, len) : -1;
-}
-
-int qemu_chr_fe_set_msgfds(CharBackend *be, int *fds, int num)
-{
- Chardev *s = be->chr;
-
- if (!s) {
- return -1;
- }
-
- return CHARDEV_GET_CLASS(s)->set_msgfds ?
- CHARDEV_GET_CLASS(s)->set_msgfds(s, fds, num) : -1;
-}
-
int qemu_chr_add_client(Chardev *s, int fd)
{
return CHARDEV_GET_CLASS(s)->chr_add_client ?
CHARDEV_GET_CLASS(s)->chr_add_client(s, fd) : -1;
}
-void qemu_chr_fe_accept_input(CharBackend *be)
-{
- Chardev *s = be->chr;
-
- if (!s) {
- return;
- }
-
- if (CHARDEV_GET_CLASS(s)->chr_accept_input) {
- CHARDEV_GET_CLASS(s)->chr_accept_input(s);
- }
- qemu_notify_event();
-}
-
-void qemu_chr_fe_printf(CharBackend *be, const char *fmt, ...)
-{
- char buf[CHR_READ_BUF_LEN];
- va_list ap;
- va_start(ap, fmt);
- vsnprintf(buf, sizeof(buf), fmt, ap);
- /* XXX this blocks entire thread. Rewrite to use
- * qemu_chr_fe_write and background I/O callbacks */
- qemu_chr_fe_write_all(be, (uint8_t *)buf, strlen(buf));
- va_end(ap);
-}
-
static void qemu_char_open(Chardev *chr, ChardevBackend *backend,
bool *be_opened, Error **errp)
{
@@ -473,40 +297,6 @@ static Notifier muxes_realize_notify = {
.notify = muxes_realize_done,
};
-Chardev *qemu_chr_fe_get_driver(CharBackend *be)
-{
- return be->chr;
-}
-
-bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp)
-{
- int tag = 0;
-
- if (CHARDEV_IS_MUX(s)) {
- MuxChardev *d = MUX_CHARDEV(s);
-
- if (d->mux_cnt >= MAX_MUX) {
- goto unavailable;
- }
-
- d->backends[d->mux_cnt] = b;
- tag = d->mux_cnt++;
- } else if (s->be) {
- goto unavailable;
- } else {
- s->be = b;
- }
-
- b->fe_open = false;
- b->tag = tag;
- b->chr = s;
- return true;
-
-unavailable:
- error_setg(errp, QERR_DEVICE_IN_USE, s->label);
- return false;
-}
-
static bool qemu_chr_is_busy(Chardev *s)
{
if (CHARDEV_IS_MUX(s)) {
@@ -517,84 +307,6 @@ static bool qemu_chr_is_busy(Chardev *s)
}
}
-void qemu_chr_fe_deinit(CharBackend *b)
-{
- assert(b);
-
- if (b->chr) {
- qemu_chr_fe_set_handlers(b, NULL, NULL, NULL, NULL, NULL, true);
- if (b->chr->be == b) {
- b->chr->be = NULL;
- }
- if (CHARDEV_IS_MUX(b->chr)) {
- MuxChardev *d = MUX_CHARDEV(b->chr);
- d->backends[b->tag] = NULL;
- }
- b->chr = NULL;
- }
-}
-
-void qemu_chr_fe_set_handlers(CharBackend *b,
- IOCanReadHandler *fd_can_read,
- IOReadHandler *fd_read,
- IOEventHandler *fd_event,
- void *opaque,
- GMainContext *context,
- bool set_open)
-{
- Chardev *s;
- ChardevClass *cc;
- int fe_open;
-
- s = b->chr;
- if (!s) {
- return;
- }
-
- cc = CHARDEV_GET_CLASS(s);
- if (!opaque && !fd_can_read && !fd_read && !fd_event) {
- fe_open = 0;
- remove_fd_in_watch(s);
- } else {
- fe_open = 1;
- }
- b->chr_can_read = fd_can_read;
- b->chr_read = fd_read;
- b->chr_event = fd_event;
- b->opaque = opaque;
- if (cc->chr_update_read_handler) {
- cc->chr_update_read_handler(s, context);
- }
-
- if (set_open) {
- qemu_chr_fe_set_open(b, fe_open);
- }
-
- if (fe_open) {
- qemu_chr_fe_take_focus(b);
- /* We're connecting to an already opened device, so let's make sure we
- also get the open event */
- if (s->be_open) {
- qemu_chr_be_event(s, CHR_EVENT_OPENED);
- }
- }
-
- if (CHARDEV_IS_MUX(s)) {
- mux_chr_set_handlers(s, context);
- }
-}
-
-void qemu_chr_fe_take_focus(CharBackend *b)
-{
- if (!b->chr) {
- return;
- }
-
- if (CHARDEV_IS_MUX(b->chr)) {
- mux_set_focus(b->chr, b->tag);
- }
-}
-
int qemu_chr_wait_connected(Chardev *chr, Error **errp)
{
ChardevClass *cc = CHARDEV_GET_CLASS(chr);
@@ -606,16 +318,6 @@ int qemu_chr_wait_connected(Chardev *chr, Error **errp)
return 0;
}
-int qemu_chr_fe_wait_connected(CharBackend *be, Error **errp)
-{
- if (!be->chr) {
- error_setg(errp, "missing associated backend");
- return -1;
- }
-
- return qemu_chr_wait_connected(be->chr, errp);
-}
-
QemuOpts *qemu_chr_parse_compat(const char *label, const char *filename)
{
char host[65], port[33], width[8], height[8];
@@ -841,7 +543,7 @@ chardev_name_foreach(void (*fn)(const char *name, void *opaque), void *opaque)
object_class_foreach(chardev_class_foreach, TYPE_CHARDEV, false, &fe);
- for (i = 0; i < ARRAY_SIZE(chardev_alias_table); i++) {
+ for (i = 0; i < (int)ARRAY_SIZE(chardev_alias_table); i++) {
fn(chardev_alias_table[i].alias, opaque);
}
}
@@ -887,7 +589,7 @@ Chardev *qemu_chr_new_from_opts(QemuOpts *opts,
return NULL;
}
- for (i = 0; i < ARRAY_SIZE(chardev_alias_table); i++) {
+ for (i = 0; i < (int)ARRAY_SIZE(chardev_alias_table); i++) {
if (g_strcmp0(chardev_alias_table[i].alias, name) == 0) {
name = chardev_alias_table[i].typename;
break;
@@ -992,64 +694,6 @@ Chardev *qemu_chr_new(const char *label, const char *filename)
return chr;
}
-void qemu_chr_fe_set_echo(CharBackend *be, bool echo)
-{
- Chardev *chr = be->chr;
-
- if (chr && CHARDEV_GET_CLASS(chr)->chr_set_echo) {
- CHARDEV_GET_CLASS(chr)->chr_set_echo(chr, echo);
- }
-}
-
-void qemu_chr_fe_set_open(CharBackend *be, int fe_open)
-{
- Chardev *chr = be->chr;
-
- if (!chr) {
- return;
- }
-
- if (be->fe_open == fe_open) {
- return;
- }
- be->fe_open = fe_open;
- if (CHARDEV_GET_CLASS(chr)->chr_set_fe_open) {
- CHARDEV_GET_CLASS(chr)->chr_set_fe_open(chr, fe_open);
- }
-}
-
-guint qemu_chr_fe_add_watch(CharBackend *be, GIOCondition cond,
- GIOFunc func, void *user_data)
-{
- Chardev *s = be->chr;
- GSource *src;
- guint tag;
-
- if (!s || CHARDEV_GET_CLASS(s)->chr_add_watch == NULL) {
- return 0;
- }
-
- src = CHARDEV_GET_CLASS(s)->chr_add_watch(s, cond);
- if (!src) {
- return 0;
- }
-
- g_source_set_callback(src, (GSourceFunc)func, user_data, NULL);
- tag = g_source_attach(src, NULL);
- g_source_unref(src);
-
- return tag;
-}
-
-void qemu_chr_fe_disconnect(CharBackend *be)
-{
- Chardev *chr = be->chr;
-
- if (chr && CHARDEV_GET_CLASS(chr)->chr_disconnect) {
- CHARDEV_GET_CLASS(chr)->chr_disconnect(chr);
- }
-}
-
static int qmp_query_chardev_foreach(Object *obj, void *data)
{
Chardev *chr = CHARDEV(obj);
diff --git a/backends/msmouse.c b/chardev/msmouse.c
index d2c3162..0ffd137 100644
--- a/backends/msmouse.c
+++ b/chardev/msmouse.c
@@ -23,7 +23,7 @@
*/
#include "qemu/osdep.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "ui/console.h"
#include "ui/input.h"
diff --git a/spice-qemu-char.c b/chardev/spice.c
index 4d1c76e..a312078 100644
--- a/spice-qemu-char.c
+++ b/chardev/spice.c
@@ -1,7 +1,7 @@
#include "qemu/osdep.h"
-#include "trace-root.h"
+#include "trace.h"
#include "ui/qemu-spice.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qemu/error-report.h"
#include <spice.h>
#include <spice/protocol.h>
diff --git a/backends/testdev.c b/chardev/testdev.c
index 7df9248..031e9a2 100644
--- a/backends/testdev.c
+++ b/chardev/testdev.c
@@ -25,7 +25,7 @@
*/
#include "qemu/osdep.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#define BUF_SIZE 32
diff --git a/chardev/trace-events b/chardev/trace-events
new file mode 100644
index 0000000..822dde6
--- /dev/null
+++ b/chardev/trace-events
@@ -0,0 +1,18 @@
+# See docs/tracing.txt for syntax documentation.
+
+# chardev/wctablet.c
+wct_init(void) ""
+wct_cmd_re(void) ""
+wct_cmd_st(void) ""
+wct_cmd_sp(void) ""
+wct_cmd_ts(int input) "0x%02x"
+wct_cmd_other(const char *cmd) "%s"
+wct_speed(int speed) "%d"
+
+# chardev/spice.c
+spice_vmc_write(ssize_t out, int len) "spice wrote %zd of requested %d"
+spice_vmc_read(int bytes, int len) "spice read %d of requested %d"
+spice_vmc_register_interface(void *scd) "spice vmc registered interface %p"
+spice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p"
+spice_vmc_event(int event) "spice vmc event %d"
+
diff --git a/backends/wctablet.c b/chardev/wctablet.c
index a4d3ae0..6c13c2c 100644
--- a/backends/wctablet.c
+++ b/chardev/wctablet.c
@@ -32,7 +32,7 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char-serial.h"
#include "ui/console.h"
#include "ui/input.h"
#include "trace.h"
diff --git a/gdbstub.c b/gdbstub.c
index 86eed4f..ec4e4b2 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -25,7 +25,8 @@
#include "qemu.h"
#else
#include "monitor/monitor.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/sysemu.h"
#include "exec/gdbstub.h"
#endif
@@ -1677,9 +1678,6 @@ void gdb_exit(CPUArchState *env, int code)
{
GDBState *s;
char buf[4];
-#ifndef CONFIG_USER_ONLY
- Chardev *chr;
-#endif
s = gdbserver_state;
if (!s) {
@@ -1689,19 +1687,13 @@ void gdb_exit(CPUArchState *env, int code)
if (gdbserver_fd < 0 || s->fd < 0) {
return;
}
-#else
- chr = qemu_chr_fe_get_driver(&s->chr);
- if (!chr) {
- return;
- }
#endif
snprintf(buf, sizeof(buf), "W%02x", (uint8_t)code);
put_packet(s, buf);
#ifndef CONFIG_USER_ONLY
- qemu_chr_fe_deinit(&s->chr);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&s->chr, true);
#endif
}
@@ -2001,9 +1993,7 @@ int gdbserver_start(const char *device)
NULL, &error_abort);
monitor_init(mon_chr, 0);
} else {
- if (qemu_chr_fe_get_driver(&s->chr)) {
- object_unparent(OBJECT(qemu_chr_fe_get_driver(&s->chr)));
- }
+ qemu_chr_fe_deinit(&s->chr, true);
mon_chr = s->mon_chr;
memset(s, 0, sizeof(GDBState));
s->mon_chr = mon_chr;
diff --git a/hmp.c b/hmp.c
index ad72390..8c72c58 100644
--- a/hmp.c
+++ b/hmp.c
@@ -17,7 +17,7 @@
#include "hmp.h"
#include "net/net.h"
#include "net/eth.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/block-backend.h"
#include "sysemu/sysemu.h"
#include "qemu/config-file.h"
diff --git a/hw/arm/bcm2835_peripherals.c b/hw/arm/bcm2835_peripherals.c
index 369ef1e..502f04c 100644
--- a/hw/arm/bcm2835_peripherals.c
+++ b/hw/arm/bcm2835_peripherals.c
@@ -13,7 +13,6 @@
#include "hw/arm/bcm2835_peripherals.h"
#include "hw/misc/bcm2835_mbox_defs.h"
#include "hw/arm/raspi_platform.h"
-#include "sysemu/char.h"
#include "sysemu/sysemu.h"
/* Peripheral base address on the VC (GPU) system bus */
diff --git a/hw/arm/fsl-imx25.c b/hw/arm/fsl-imx25.c
index 9056f27..40666b6 100644
--- a/hw/arm/fsl-imx25.c
+++ b/hw/arm/fsl-imx25.c
@@ -30,7 +30,7 @@
#include "sysemu/sysemu.h"
#include "exec/address-spaces.h"
#include "hw/boards.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
static void fsl_imx25_init(Object *obj)
{
diff --git a/hw/arm/fsl-imx31.c b/hw/arm/fsl-imx31.c
index d7e2d83..c301306 100644
--- a/hw/arm/fsl-imx31.c
+++ b/hw/arm/fsl-imx31.c
@@ -27,7 +27,7 @@
#include "sysemu/sysemu.h"
#include "exec/address-spaces.h"
#include "hw/boards.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
static void fsl_imx31_init(Object *obj)
{
diff --git a/hw/arm/fsl-imx6.c b/hw/arm/fsl-imx6.c
index 6969e73..27773c9 100644
--- a/hw/arm/fsl-imx6.c
+++ b/hw/arm/fsl-imx6.c
@@ -24,7 +24,7 @@
#include "qemu-common.h"
#include "hw/arm/fsl-imx6.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qemu/error-report.h"
#define NAME_SIZE 20
diff --git a/hw/arm/omap2.c b/hw/arm/omap2.c
index 8afb854..91f5733 100644
--- a/hw/arm/omap2.c
+++ b/hw/arm/omap2.c
@@ -30,7 +30,7 @@
#include "hw/arm/omap.h"
#include "sysemu/sysemu.h"
#include "qemu/timer.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/block/flash.h"
#include "hw/arm/soc_dma.h"
#include "hw/sysbus.h"
diff --git a/hw/arm/pxa2xx.c b/hw/arm/pxa2xx.c
index eea551d..629e6c6 100644
--- a/hw/arm/pxa2xx.c
+++ b/hw/arm/pxa2xx.c
@@ -17,7 +17,7 @@
#include "hw/char/serial.h"
#include "hw/i2c/i2c.h"
#include "hw/ssi/ssi.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "qemu/cutils.h"
diff --git a/hw/arm/strongarm.c b/hw/arm/strongarm.c
index 3311cc3..7683edc 100644
--- a/hw/arm/strongarm.c
+++ b/hw/arm/strongarm.c
@@ -34,7 +34,8 @@
#include "strongarm.h"
#include "qemu/error-report.h"
#include "hw/arm/arm.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
+#include "chardev/char-serial.h"
#include "sysemu/sysemu.h"
#include "hw/ssi/ssi.h"
#include "qemu/cutils.h"
diff --git a/hw/bt/hci-csr.c b/hw/bt/hci-csr.c
index 3c19384..d13192b 100644
--- a/hw/bt/hci-csr.c
+++ b/hw/bt/hci-csr.c
@@ -20,7 +20,7 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
-#include "sysemu/char.h"
+#include "chardev/char-serial.h"
#include "qemu/timer.h"
#include "qemu/bswap.h"
#include "hw/irq.h"
@@ -82,17 +82,14 @@ enum {
static inline void csrhci_fifo_wake(struct csrhci_s *s)
{
- Chardev *chr = (Chardev *)s;
- CharBackend *be = chr->be;
+ Chardev *chr = CHARDEV(s);
if (!s->enable || !s->out_len)
return;
/* XXX: Should wait for s->modem_state & CHR_TIOCM_RTS? */
- if (be && be->chr_can_read && be->chr_can_read(be->opaque) &&
- be->chr_read) {
- be->chr_read(be->opaque,
- s->outfifo + s->out_start++, 1);
+ if (qemu_chr_be_can_write(chr)) {
+ qemu_chr_be_write(chr, s->outfifo + s->out_start++, 1);
s->out_len--;
if (s->out_start >= s->out_size) {
s->out_start = 0;
diff --git a/hw/char/cadence_uart.c b/hw/char/cadence_uart.c
index 4dcee57..4a2c124 100644
--- a/hw/char/cadence_uart.c
+++ b/hw/char/cadence_uart.c
@@ -23,7 +23,8 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
+#include "chardev/char-serial.h"
#include "qemu/timer.h"
#include "qemu/log.h"
#include "hw/char/cadence_uart.h"
diff --git a/hw/char/debugcon.c b/hw/char/debugcon.c
index 80dce07..762e3d8 100644
--- a/hw/char/debugcon.c
+++ b/hw/char/debugcon.c
@@ -27,7 +27,7 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "hw/hw.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/isa/isa.h"
#include "hw/i386/pc.h"
diff --git a/hw/char/digic-uart.c b/hw/char/digic-uart.c
index 029f5bb..34306e1 100644
--- a/hw/char/digic-uart.c
+++ b/hw/char/digic-uart.c
@@ -29,7 +29,7 @@
#include "qemu/osdep.h"
#include "hw/hw.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/log.h"
#include "hw/char/digic-uart.h"
diff --git a/hw/char/escc.c b/hw/char/escc.c
index 9228091..3f78763 100644
--- a/hw/char/escc.c
+++ b/hw/char/escc.c
@@ -26,7 +26,8 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "hw/char/escc.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
+#include "chardev/char-serial.h"
#include "ui/console.h"
#include "ui/input.h"
#include "trace.h"
diff --git a/hw/char/etraxfs_ser.c b/hw/char/etraxfs_ser.c
index 5438387..c1fba9f 100644
--- a/hw/char/etraxfs_ser.c
+++ b/hw/char/etraxfs_ser.c
@@ -24,7 +24,7 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/log.h"
#define D(x)
diff --git a/hw/char/exynos4210_uart.c b/hw/char/exynos4210_uart.c
index bff706a..b51d44a 100644
--- a/hw/char/exynos4210_uart.c
+++ b/hw/char/exynos4210_uart.c
@@ -23,7 +23,8 @@
#include "hw/sysbus.h"
#include "qemu/error-report.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
+#include "chardev/char-serial.h"
#include "hw/arm/exynos4210.h"
diff --git a/hw/char/grlib_apbuart.c b/hw/char/grlib_apbuart.c
index db686e6..32d98ed 100644
--- a/hw/char/grlib_apbuart.c
+++ b/hw/char/grlib_apbuart.c
@@ -24,7 +24,7 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "trace.h"
diff --git a/hw/char/imx_serial.c b/hw/char/imx_serial.c
index 52e67f8..af25030 100644
--- a/hw/char/imx_serial.c
+++ b/hw/char/imx_serial.c
@@ -21,7 +21,6 @@
#include "qemu/osdep.h"
#include "hw/char/imx_serial.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
#include "qemu/log.h"
#ifndef DEBUG_IMX_UART
diff --git a/hw/char/ipoctal232.c b/hw/char/ipoctal232.c
index 93929c2..337a3e56 100644
--- a/hw/char/ipoctal232.c
+++ b/hw/char/ipoctal232.c
@@ -11,7 +11,7 @@
#include "qemu/osdep.h"
#include "hw/ipack/ipack.h"
#include "qemu/bitops.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
/* #define DEBUG_IPOCTAL */
diff --git a/hw/char/lm32_juart.c b/hw/char/lm32_juart.c
index f8c1e0d..3948dcd 100644
--- a/hw/char/lm32_juart.c
+++ b/hw/char/lm32_juart.c
@@ -21,7 +21,7 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "trace.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/char/lm32_juart.h"
diff --git a/hw/char/lm32_uart.c b/hw/char/lm32_uart.c
index 7f3597c..cff8c38 100644
--- a/hw/char/lm32_uart.c
+++ b/hw/char/lm32_uart.c
@@ -26,7 +26,7 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "trace.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/error-report.h"
enum {
diff --git a/hw/char/mcf_uart.c b/hw/char/mcf_uart.c
index e69672f..fe12ad5 100644
--- a/hw/char/mcf_uart.c
+++ b/hw/char/mcf_uart.c
@@ -9,7 +9,7 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "hw/m68k/mcf.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "exec/address-spaces.h"
#include "qapi/error.h"
diff --git a/hw/char/milkymist-uart.c b/hw/char/milkymist-uart.c
index ae8e2f3..e19d0f6 100644
--- a/hw/char/milkymist-uart.c
+++ b/hw/char/milkymist-uart.c
@@ -25,7 +25,7 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "trace.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/error-report.h"
enum {
diff --git a/hw/char/omap_uart.c b/hw/char/omap_uart.c
index 31ebb15..6fd1b9c 100644
--- a/hw/char/omap_uart.c
+++ b/hw/char/omap_uart.c
@@ -18,7 +18,7 @@
* with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "hw/hw.h"
#include "hw/arm/omap.h"
#include "hw/char/serial.h"
diff --git a/hw/char/parallel.c b/hw/char/parallel.c
index c71a4a0..75a1a2f 100644
--- a/hw/char/parallel.c
+++ b/hw/char/parallel.c
@@ -25,7 +25,8 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "hw/hw.h"
-#include "sysemu/char.h"
+#include "chardev/char-parallel.h"
+#include "chardev/char-fe.h"
#include "hw/isa/isa.h"
#include "hw/i386/pc.h"
#include "sysemu/sysemu.h"
diff --git a/hw/char/pl011.c b/hw/char/pl011.c
index 24ea973..33802f0 100644
--- a/hw/char/pl011.c
+++ b/hw/char/pl011.c
@@ -9,7 +9,7 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/log.h"
#include "trace.h"
diff --git a/hw/char/sclpconsole-lm.c b/hw/char/sclpconsole-lm.c
index 07d6ebd..1b15046 100644
--- a/hw/char/sclpconsole-lm.c
+++ b/hw/char/sclpconsole-lm.c
@@ -17,7 +17,7 @@
#include "hw/qdev.h"
#include "qemu/thread.h"
#include "qemu/error-report.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/s390x/sclp.h"
#include "hw/s390x/event-facility.h"
diff --git a/hw/char/sclpconsole.c b/hw/char/sclpconsole.c
index b78f240..4a107a2 100644
--- a/hw/char/sclpconsole.c
+++ b/hw/char/sclpconsole.c
@@ -19,7 +19,7 @@
#include "hw/s390x/sclp.h"
#include "hw/s390x/event-facility.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
typedef struct ASCIIConsoleData {
EventBufferHeader ebh;
diff --git a/hw/char/serial.c b/hw/char/serial.c
index 03d890c..e1f1250 100644
--- a/hw/char/serial.c
+++ b/hw/char/serial.c
@@ -25,7 +25,7 @@
#include "qemu/osdep.h"
#include "hw/char/serial.h"
-#include "sysemu/char.h"
+#include "chardev/char-serial.h"
#include "qapi/error.h"
#include "qemu/timer.h"
#include "exec/address-spaces.h"
@@ -905,7 +905,7 @@ void serial_realize_core(SerialState *s, Error **errp)
void serial_exit_core(SerialState *s)
{
- qemu_chr_fe_deinit(&s->chr);
+ qemu_chr_fe_deinit(&s->chr, false);
timer_del(s->modem_status_poll);
timer_free(s->modem_status_poll);
diff --git a/hw/char/sh_serial.c b/hw/char/sh_serial.c
index 303eb0a..ca9816d 100644
--- a/hw/char/sh_serial.c
+++ b/hw/char/sh_serial.c
@@ -27,7 +27,7 @@
#include "qemu/osdep.h"
#include "hw/hw.h"
#include "hw/sh4/sh.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "exec/address-spaces.h"
#include "qapi/error.h"
diff --git a/hw/char/spapr_vty.c b/hw/char/spapr_vty.c
index e30c8da..8f02f3a 100644
--- a/hw/char/spapr_vty.c
+++ b/hw/char/spapr_vty.c
@@ -4,7 +4,7 @@
#include "qemu-common.h"
#include "cpu.h"
#include "hw/qdev.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/ppc/spapr.h"
#include "hw/ppc/spapr_vio.h"
diff --git a/hw/char/terminal3270.c b/hw/char/terminal3270.c
index b2dda01..7b10a04 100644
--- a/hw/char/terminal3270.c
+++ b/hw/char/terminal3270.c
@@ -13,7 +13,7 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/s390x/3270-ccw.h"
/* Enough spaces for different window sizes. */
diff --git a/hw/char/virtio-console.c b/hw/char/virtio-console.c
index 798d9b6..0cb1668 100644
--- a/hw/char/virtio-console.c
+++ b/hw/char/virtio-console.c
@@ -11,7 +11,7 @@
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/error-report.h"
#include "trace.h"
#include "hw/virtio/virtio-serial.h"
diff --git a/hw/char/xen_console.c b/hw/char/xen_console.c
index c01f410..f9af8ca 100644
--- a/hw/char/xen_console.c
+++ b/hw/char/xen_console.c
@@ -25,7 +25,7 @@
#include "qapi/error.h"
#include "hw/hw.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/xen/xen_backend.h"
#include "qapi/error.h"
@@ -261,7 +261,7 @@ static void con_disconnect(struct XenDevice *xendev)
{
struct XenConsole *con = container_of(xendev, struct XenConsole, xendev);
- qemu_chr_fe_deinit(&con->chr);
+ qemu_chr_fe_deinit(&con->chr, false);
xen_pv_unbind_evtchn(&con->xendev);
if (con->sring) {
diff --git a/hw/char/xilinx_uartlite.c b/hw/char/xilinx_uartlite.c
index 37d313b..71ed2fc 100644
--- a/hw/char/xilinx_uartlite.c
+++ b/hw/char/xilinx_uartlite.c
@@ -24,7 +24,7 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#define DUART(x)
diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c
index 79c2014..3bef419 100644
--- a/hw/core/qdev-properties-system.c
+++ b/hw/core/qdev-properties-system.c
@@ -20,7 +20,7 @@
#include "hw/block/block.h"
#include "net/hub.h"
#include "qapi/visitor.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/iothread.h"
static void get_pointer(Object *obj, Visitor *v, Property *prop,
@@ -225,7 +225,7 @@ static void release_chr(Object *obj, const char *name, void *opaque)
Property *prop = opaque;
CharBackend *be = qdev_get_prop_ptr(dev, prop);
- qemu_chr_fe_deinit(be);
+ qemu_chr_fe_deinit(be, false);
}
PropertyInfo qdev_prop_chr = {
diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
index fa3617d..9f1a497 100644
--- a/hw/core/qdev-properties.c
+++ b/hw/core/qdev-properties.c
@@ -9,7 +9,7 @@
#include "hw/block/block.h"
#include "net/hub.h"
#include "qapi/visitor.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
void qdev_prop_set_after_realize(DeviceState *dev, const char *name,
Error **errp)
diff --git a/hw/display/xenfb.c b/hw/display/xenfb.c
index 7a8727a..e76c0d8 100644
--- a/hw/display/xenfb.c
+++ b/hw/display/xenfb.c
@@ -28,7 +28,6 @@
#include "hw/hw.h"
#include "ui/console.h"
-#include "sysemu/char.h"
#include "hw/xen/xen_backend.h"
#include <xen/event_channel.h>
diff --git a/hw/i386/xen/xen-hvm.c b/hw/i386/xen/xen-hvm.c
index 919f09b..1acd4de 100644
--- a/hw/i386/xen/xen-hvm.c
+++ b/hw/i386/xen/xen-hvm.c
@@ -18,7 +18,6 @@
#include "hw/xen/xen_backend.h"
#include "qmp-commands.h"
-#include "sysemu/char.h"
#include "qemu/error-report.h"
#include "qemu/range.h"
#include "sysemu/xen-mapcache.h"
diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c
index e8e3d25..329b03e 100644
--- a/hw/ipmi/ipmi_bmc_extern.c
+++ b/hw/ipmi/ipmi_bmc_extern.c
@@ -30,7 +30,7 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu/timer.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/sysemu.h"
#include "hw/ipmi/ipmi.h"
diff --git a/hw/isa/pc87312.c b/hw/isa/pc87312.c
index c707d24..5ce9f0a 100644
--- a/hw/isa/pc87312.c
+++ b/hw/isa/pc87312.c
@@ -30,7 +30,7 @@
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "trace.h"
diff --git a/hw/mips/boston.c b/hw/mips/boston.c
index 53d1e0c..a4677f7 100644
--- a/hw/mips/boston.c
+++ b/hw/mips/boston.c
@@ -35,7 +35,7 @@
#include "qemu/cutils.h"
#include "qemu/error-report.h"
#include "qemu/log.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/device_tree.h"
#include "sysemu/sysemu.h"
#include "sysemu/qtest.h"
diff --git a/hw/mips/mips_fulong2e.c b/hw/mips/mips_fulong2e.c
index e636c3a..dbe2805 100644
--- a/hw/mips/mips_fulong2e.c
+++ b/hw/mips/mips_fulong2e.c
@@ -32,7 +32,6 @@
#include "hw/mips/mips.h"
#include "hw/mips/cpudevs.h"
#include "hw/pci/pci.h"
-#include "sysemu/char.h"
#include "sysemu/sysemu.h"
#include "audio/audio.h"
#include "qemu/log.h"
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index 7814c39..95cdabb 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -37,7 +37,6 @@
#include "hw/mips/mips.h"
#include "hw/mips/cpudevs.h"
#include "hw/pci/pci.h"
-#include "sysemu/char.h"
#include "sysemu/sysemu.h"
#include "sysemu/arch_init.h"
#include "qemu/log.h"
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index 475e36a..6367d04 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -29,7 +29,7 @@
#include "qemu/error-report.h"
#include "qemu/event_notifier.h"
#include "qom/object_interfaces.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/hostmem.h"
#include "sysemu/qtest.h"
#include "qapi/visitor.h"
diff --git a/hw/net/xgmac.c b/hw/net/xgmac.c
index 46b1aa1..0843bf1 100644
--- a/hw/net/xgmac.c
+++ b/hw/net/xgmac.c
@@ -26,7 +26,6 @@
#include "qemu/osdep.h"
#include "hw/sysbus.h"
-#include "sysemu/char.h"
#include "qemu/log.h"
#include "net/net.h"
#include "net/checksum.h"
diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c
index 73e2a18..57acd85 100644
--- a/hw/ppc/spapr_events.c
+++ b/hw/ppc/spapr_events.c
@@ -28,7 +28,6 @@
#include "qapi/error.h"
#include "cpu.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
#include "hw/qdev.h"
#include "sysemu/device_tree.h"
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c
index 128d993..b666a4c 100644
--- a/hw/ppc/spapr_rtas.c
+++ b/hw/ppc/spapr_rtas.c
@@ -29,7 +29,6 @@
#include "qemu/log.h"
#include "qemu/error-report.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
#include "hw/qdev.h"
#include "sysemu/device_tree.h"
#include "sysemu/cpus.h"
diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c
index 6e16478..f415997 100644
--- a/hw/sparc/leon3.c
+++ b/hw/sparc/leon3.c
@@ -28,7 +28,6 @@
#include "hw/hw.h"
#include "qemu/timer.h"
#include "hw/ptimer.h"
-#include "sysemu/char.h"
#include "sysemu/sysemu.h"
#include "sysemu/qtest.h"
#include "hw/boards.h"
diff --git a/hw/usb/ccid-card-emulated.c b/hw/usb/ccid-card-emulated.c
index 9962786..e646eb2 100644
--- a/hw/usb/ccid-card-emulated.c
+++ b/hw/usb/ccid-card-emulated.c
@@ -33,7 +33,7 @@
#include <vcard_emul.h>
#include "qemu/thread.h"
-#include "sysemu/char.h"
+#include "qemu/main-loop.h"
#include "ccid.h"
#define DPRINTF(card, lvl, fmt, ...) \
diff --git a/hw/usb/ccid-card-passthru.c b/hw/usb/ccid-card-passthru.c
index a41b0d6..ac1725e 100644
--- a/hw/usb/ccid-card-passthru.c
+++ b/hw/usb/ccid-card-passthru.c
@@ -9,7 +9,7 @@
*/
#include "qemu/osdep.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/error-report.h"
#include "qemu/sockets.h"
#include "ccid.h"
@@ -264,10 +264,7 @@ static void ccid_card_vscard_handle_message(PassthruState *card,
static void ccid_card_vscard_drop_connection(PassthruState *card)
{
- Chardev *chr = qemu_chr_fe_get_driver(&card->cs);
-
- qemu_chr_fe_deinit(&card->cs);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&card->cs, true);
card->vscard_in_pos = card->vscard_in_hdr = 0;
}
diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c
index 76ceca1..bfbf7cd 100644
--- a/hw/usb/dev-serial.c
+++ b/hw/usb/dev-serial.c
@@ -15,7 +15,8 @@
#include "qemu/error-report.h"
#include "hw/usb.h"
#include "hw/usb/desc.h"
-#include "sysemu/char.h"
+#include "chardev/char-serial.h"
+#include "chardev/char-fe.h"
//#define DEBUG_Serial
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index ad5ef78..aa22d69 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -33,7 +33,7 @@
#include "qapi/qmp/qerror.h"
#include "qemu/error-report.h"
#include "qemu/iov.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include <usbredirparser.h>
#include <usbredirfilter.h>
@@ -1419,10 +1419,8 @@ static void usbredir_cleanup_device_queues(USBRedirDevice *dev)
static void usbredir_unrealize(USBDevice *udev, Error **errp)
{
USBRedirDevice *dev = USB_REDIRECT(udev);
- Chardev *chr = qemu_chr_fe_get_driver(&dev->cs);
- qemu_chr_fe_deinit(&dev->cs);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&dev->cs, true);
/* Note must be done after qemu_chr_close, as that causes a close event */
qemu_bh_delete(dev->chardev_close_bh);
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index 7a9bb1d..958ee09 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -13,7 +13,7 @@
#include "hw/virtio/vhost.h"
#include "hw/virtio/vhost-backend.h"
#include "hw/virtio/virtio-net.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/kvm.h"
#include "qemu/error-report.h"
#include "qemu/sockets.h"
diff --git a/hw/xen/xen-common.c b/hw/xen/xen-common.c
index a9055e9..0bed577 100644
--- a/hw/xen/xen-common.c
+++ b/hw/xen/xen-common.c
@@ -11,7 +11,7 @@
#include "qemu/osdep.h"
#include "hw/xen/xen_backend.h"
#include "qmp-commands.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/accel.h"
#include "migration/migration.h"
diff --git a/hw/xen/xen_backend.c b/hw/xen/xen_backend.c
index 3570f37..c46cbb0 100644
--- a/hw/xen/xen_backend.c
+++ b/hw/xen/xen_backend.c
@@ -28,7 +28,6 @@
#include "hw/hw.h"
#include "hw/sysbus.h"
#include "hw/boards.h"
-#include "sysemu/char.h"
#include "qemu/log.h"
#include "qapi/error.h"
#include "hw/xen/xen_backend.h"
diff --git a/hw/xtensa/xtfpga.c b/hw/xtensa/xtfpga.c
index 4636f8e9..d5ac080 100644
--- a/hw/xtensa/xtfpga.c
+++ b/hw/xtensa/xtfpga.c
@@ -40,7 +40,7 @@
#include "hw/sysbus.h"
#include "hw/block/flash.h"
#include "sysemu/block-backend.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/device_tree.h"
#include "qemu/error-report.h"
#include "bootparam.h"
diff --git a/chardev/char-fd.h b/include/chardev/char-fd.h
index d832798..55ae5b4 100644
--- a/chardev/char-fd.h
+++ b/include/chardev/char-fd.h
@@ -25,7 +25,7 @@
#define CHAR_FD_H
#include "io/channel.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
typedef struct FDChardev {
Chardev parent;
diff --git a/include/chardev/char-fe.h b/include/chardev/char-fe.h
new file mode 100644
index 0000000..2cbb262
--- /dev/null
+++ b/include/chardev/char-fe.h
@@ -0,0 +1,251 @@
+#ifndef QEMU_CHAR_FE_H
+#define QEMU_CHAR_FE_H
+
+#include "chardev/char.h"
+
+typedef void IOEventHandler(void *opaque, int event);
+
+/* This is the backend as seen by frontend, the actual backend is
+ * Chardev */
+struct CharBackend {
+ Chardev *chr;
+ IOEventHandler *chr_event;
+ IOCanReadHandler *chr_can_read;
+ IOReadHandler *chr_read;
+ void *opaque;
+ int tag;
+ int fe_open;
+};
+
+/**
+ * @qemu_chr_fe_init:
+ *
+ * Initializes a front end for the given CharBackend and
+ * Chardev. Call qemu_chr_fe_deinit() to remove the association and
+ * release the driver.
+ *
+ * Returns: false on error.
+ */
+bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp);
+
+/**
+ * @qemu_chr_fe_deinit:
+ * @b: a CharBackend
+ * @del: if true, delete the chardev backend
+*
+ * Dissociate the CharBackend from the Chardev.
+ *
+ * Safe to call without associated Chardev.
+ */
+void qemu_chr_fe_deinit(CharBackend *b, bool del);
+
+/**
+ * @qemu_chr_fe_get_driver:
+ *
+ * Returns the driver associated with a CharBackend or NULL if no
+ * associated Chardev.
+ */
+Chardev *qemu_chr_fe_get_driver(CharBackend *be);
+
+/**
+ * @qemu_chr_fe_set_handlers:
+ * @b: a CharBackend
+ * @fd_can_read: callback to get the amount of data the frontend may
+ * receive
+ * @fd_read: callback to receive data from char
+ * @fd_event: event callback
+ * @opaque: an opaque pointer for the callbacks
+ * @context: a main loop context or NULL for the default
+ * @set_open: whether to call qemu_chr_fe_set_open() implicitely when
+ * any of the handler is non-NULL
+ *
+ * Set the front end char handlers. The front end takes the focus if
+ * any of the handler is non-NULL.
+ *
+ * Without associated Chardev, nothing is changed.
+ */
+void qemu_chr_fe_set_handlers(CharBackend *b,
+ IOCanReadHandler *fd_can_read,
+ IOReadHandler *fd_read,
+ IOEventHandler *fd_event,
+ void *opaque,
+ GMainContext *context,
+ bool set_open);
+
+/**
+ * @qemu_chr_fe_take_focus:
+ *
+ * Take the focus (if the front end is muxed).
+ *
+ * Without associated Chardev, nothing is changed.
+ */
+void qemu_chr_fe_take_focus(CharBackend *b);
+
+/**
+ * @qemu_chr_fe_accept_input:
+ *
+ * Notify that the frontend is ready to receive data
+ */
+void qemu_chr_fe_accept_input(CharBackend *be);
+
+/**
+ * @qemu_chr_fe_disconnect:
+ *
+ * Close a fd accpeted by character backend.
+ * Without associated Chardev, do nothing.
+ */
+void qemu_chr_fe_disconnect(CharBackend *be);
+
+/**
+ * @qemu_chr_fe_wait_connected:
+ *
+ * Wait for characted backend to be connected, return < 0 on error or
+ * if no assicated Chardev.
+ */
+int qemu_chr_fe_wait_connected(CharBackend *be, Error **errp);
+
+/**
+ * @qemu_chr_fe_set_echo:
+ *
+ * Ask the backend to override its normal echo setting. This only really
+ * applies to the stdio backend and is used by the QMP server such that you
+ * can see what you type if you try to type QMP commands.
+ * Without associated Chardev, do nothing.
+ *
+ * @echo true to enable echo, false to disable echo
+ */
+void qemu_chr_fe_set_echo(CharBackend *be, bool echo);
+
+/**
+ * @qemu_chr_fe_set_open:
+ *
+ * Set character frontend open status. This is an indication that the
+ * front end is ready (or not) to begin doing I/O.
+ * Without associated Chardev, do nothing.
+ */
+void qemu_chr_fe_set_open(CharBackend *be, int fe_open);
+
+/**
+ * @qemu_chr_fe_printf:
+ *
+ * Write to a character backend using a printf style interface. This
+ * function is thread-safe. It does nothing without associated
+ * Chardev.
+ *
+ * @fmt see #printf
+ */
+void qemu_chr_fe_printf(CharBackend *be, const char *fmt, ...)
+ GCC_FMT_ATTR(2, 3);
+
+/**
+ * @qemu_chr_fe_add_watch:
+ *
+ * If the backend is connected, create and add a #GSource that fires
+ * when the given condition (typically G_IO_OUT|G_IO_HUP or G_IO_HUP)
+ * is active; return the #GSource's tag. If it is disconnected,
+ * or without associated Chardev, return 0.
+ *
+ * @cond the condition to poll for
+ * @func the function to call when the condition happens
+ * @user_data the opaque pointer to pass to @func
+ *
+ * Returns: the source tag
+ */
+guint qemu_chr_fe_add_watch(CharBackend *be, GIOCondition cond,
+ GIOFunc func, void *user_data);
+
+/**
+ * @qemu_chr_fe_write:
+ *
+ * Write data to a character backend from the front end. This function
+ * will send data from the front end to the back end. This function
+ * is thread-safe.
+ *
+ * @buf the data
+ * @len the number of bytes to send
+ *
+ * Returns: the number of bytes consumed (0 if no assicated Chardev)
+ */
+int qemu_chr_fe_write(CharBackend *be, const uint8_t *buf, int len);
+
+/**
+ * @qemu_chr_fe_write_all:
+ *
+ * Write data to a character backend from the front end. This function will
+ * send data from the front end to the back end. Unlike @qemu_chr_fe_write,
+ * this function will block if the back end cannot consume all of the data
+ * attempted to be written. This function is thread-safe.
+ *
+ * @buf the data
+ * @len the number of bytes to send
+ *
+ * Returns: the number of bytes consumed (0 if no assicated Chardev)
+ */
+int qemu_chr_fe_write_all(CharBackend *be, const uint8_t *buf, int len);
+
+/**
+ * @qemu_chr_fe_read_all:
+ *
+ * Read data to a buffer from the back end.
+ *
+ * @buf the data buffer
+ * @len the number of bytes to read
+ *
+ * Returns: the number of bytes read (0 if no assicated Chardev)
+ */
+int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len);
+
+/**
+ * @qemu_chr_fe_ioctl:
+ *
+ * Issue a device specific ioctl to a backend. This function is thread-safe.
+ *
+ * @cmd see CHR_IOCTL_*
+ * @arg the data associated with @cmd
+ *
+ * Returns: if @cmd is not supported by the backend or there is no
+ * associated Chardev, -ENOTSUP, otherwise the return
+ * value depends on the semantics of @cmd
+ */
+int qemu_chr_fe_ioctl(CharBackend *be, int cmd, void *arg);
+
+/**
+ * @qemu_chr_fe_get_msgfd:
+ *
+ * For backends capable of fd passing, return the latest file descriptor passed
+ * by a client.
+ *
+ * Returns: -1 if fd passing isn't supported or there is no pending file
+ * descriptor. If a file descriptor is returned, subsequent calls to
+ * this function will return -1 until a client sends a new file
+ * descriptor.
+ */
+int qemu_chr_fe_get_msgfd(CharBackend *be);
+
+/**
+ * @qemu_chr_fe_get_msgfds:
+ *
+ * For backends capable of fd passing, return the number of file received
+ * descriptors and fills the fds array up to num elements
+ *
+ * Returns: -1 if fd passing isn't supported or there are no pending file
+ * descriptors. If file descriptors are returned, subsequent calls to
+ * this function will return -1 until a client sends a new set of file
+ * descriptors.
+ */
+int qemu_chr_fe_get_msgfds(CharBackend *be, int *fds, int num);
+
+/**
+ * @qemu_chr_fe_set_msgfds:
+ *
+ * For backends capable of fd passing, set an array of fds to be passed with
+ * the next send operation.
+ * A subsequent call to this function before calling a write function will
+ * result in overwriting the fd array with the new value without being send.
+ * Upon writing the message the fd array is freed.
+ *
+ * Returns: -1 if fd passing isn't supported or no associated Chardev.
+ */
+int qemu_chr_fe_set_msgfds(CharBackend *be, int *fds, int num);
+
+#endif /* QEMU_CHAR_FE_H */
diff --git a/chardev/char-io.h b/include/chardev/char-io.h
index 55973a7..9638da5 100644
--- a/chardev/char-io.h
+++ b/include/chardev/char-io.h
@@ -26,7 +26,7 @@
#include "qemu-common.h"
#include "io/channel.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
/* Can only be used for read */
GSource *io_add_watch_poll(Chardev *chr,
diff --git a/chardev/char-mux.h b/include/chardev/char-mux.h
index 3f41dfc..8928977 100644
--- a/chardev/char-mux.h
+++ b/include/chardev/char-mux.h
@@ -24,7 +24,8 @@
#ifndef CHAR_MUX_H
#define CHAR_MUX_H
-#include "sysemu/char.h"
+#include "chardev/char.h"
+#include "chardev/char-fe.h"
extern bool muxes_realized;
diff --git a/chardev/char-parallel.h b/include/chardev/char-parallel.h
index 26742f9..3284a1b 100644
--- a/chardev/char-parallel.h
+++ b/include/chardev/char-parallel.h
@@ -24,9 +24,27 @@
#ifndef CHAR_PARALLEL_H
#define CHAR_PARALLEL_H
-#if defined(__linux__) || defined(__FreeBSD__) || \
+#include "chardev/char.h"
+
+#if defined(__linux__) || defined(__FreeBSD__) || \
defined(__FreeBSD_kernel__) || defined(__DragonFly__)
#define HAVE_CHARDEV_PARPORT 1
#endif
+#define CHR_IOCTL_PP_READ_DATA 3
+#define CHR_IOCTL_PP_WRITE_DATA 4
+#define CHR_IOCTL_PP_READ_CONTROL 5
+#define CHR_IOCTL_PP_WRITE_CONTROL 6
+#define CHR_IOCTL_PP_READ_STATUS 7
+#define CHR_IOCTL_PP_EPP_READ_ADDR 8
+#define CHR_IOCTL_PP_EPP_READ 9
+#define CHR_IOCTL_PP_EPP_WRITE_ADDR 10
+#define CHR_IOCTL_PP_EPP_WRITE 11
+#define CHR_IOCTL_PP_DATA_DIR 12
+
+struct ParallelIOArg {
+ void *buffer;
+ int count;
+};
+
#endif /* CHAR_PARALLEL_H */
diff --git a/chardev/char-serial.h b/include/chardev/char-serial.h
index 64a27f6..cb2e59e 100644
--- a/chardev/char-serial.h
+++ b/include/chardev/char-serial.h
@@ -24,6 +24,8 @@
#ifndef CHAR_SERIAL_H
#define CHAR_SERIAL_H
+#include "chardev/char.h"
+
#ifdef _WIN32
#define HAVE_CHARDEV_SERIAL 1
#elif defined(__linux__) || defined(__sun__) || defined(__FreeBSD__) \
@@ -32,4 +34,24 @@
#define HAVE_CHARDEV_SERIAL 1
#endif
+#define CHR_IOCTL_SERIAL_SET_PARAMS 1
+typedef struct {
+ int speed;
+ int parity;
+ int data_bits;
+ int stop_bits;
+} QEMUSerialSetParams;
+
+#define CHR_IOCTL_SERIAL_SET_BREAK 2
+
+#define CHR_IOCTL_SERIAL_SET_TIOCM 13
+#define CHR_IOCTL_SERIAL_GET_TIOCM 14
+
+#define CHR_TIOCM_CTS 0x020
+#define CHR_TIOCM_CAR 0x040
+#define CHR_TIOCM_DSR 0x100
+#define CHR_TIOCM_RI 0x080
+#define CHR_TIOCM_DTR 0x002
+#define CHR_TIOCM_RTS 0x004
+
#endif
diff --git a/chardev/char-win-stdio.h b/include/chardev/char-win-stdio.h
index d7314f7..d7314f7 100644
--- a/chardev/char-win-stdio.h
+++ b/include/chardev/char-win-stdio.h
diff --git a/chardev/char-win.h b/include/chardev/char-win.h
index d78a7d7..fa59e9e 100644
--- a/chardev/char-win.h
+++ b/include/chardev/char-win.h
@@ -24,20 +24,18 @@
#ifndef CHAR_WIN_H
#define CHAR_WIN_H
-#include "sysemu/char.h"
+#include "chardev/char.h"
typedef struct {
Chardev parent;
- int max_size;
- HANDLE hcom, hrecv, hsend;
+
+ bool keep_open; /* console do not close file */
+ HANDLE file, hrecv, hsend;
OVERLAPPED orecv;
BOOL fpipe;
- DWORD len;
/* Protected by the Chardev chr_write_lock. */
OVERLAPPED osend;
- /* FIXME: file/console do not finalize */
- bool skip_free;
} WinChardev;
#define NSENDBUF 2048
@@ -46,8 +44,8 @@ typedef struct {
#define TYPE_CHARDEV_WIN "chardev-win"
#define WIN_CHARDEV(obj) OBJECT_CHECK(WinChardev, (obj), TYPE_CHARDEV_WIN)
-void qemu_chr_open_win_file(Chardev *chr, HANDLE fd_out);
-int win_chr_init(Chardev *chr, const char *filename, Error **errp);
+void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open);
+int win_chr_serial_init(Chardev *chr, const char *filename, Error **errp);
int win_chr_pipe_poll(void *opaque);
#endif /* CHAR_WIN_H */
diff --git a/include/chardev/char.h b/include/chardev/char.h
new file mode 100644
index 0000000..8a9ade4
--- /dev/null
+++ b/include/chardev/char.h
@@ -0,0 +1,229 @@
+#ifndef QEMU_CHAR_H
+#define QEMU_CHAR_H
+
+#include "qemu-common.h"
+#include "qemu/option.h"
+#include "qemu/main-loop.h"
+#include "qemu/bitmap.h"
+#include "qom/object.h"
+
+#define IAC_EOR 239
+#define IAC_SE 240
+#define IAC_NOP 241
+#define IAC_BREAK 243
+#define IAC_IP 244
+#define IAC_SB 250
+#define IAC 255
+
+/* character device */
+typedef struct CharBackend CharBackend;
+
+typedef enum {
+ CHR_EVENT_BREAK, /* serial break char */
+ 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 */
+} QEMUChrEvent;
+
+#define CHR_READ_BUF_LEN 4096
+
+typedef enum {
+ /* Whether the chardev peer is able to close and
+ * reopen the data channel, thus requiring support
+ * for qemu_chr_wait_connected() to wait for a
+ * valid connection */
+ QEMU_CHAR_FEATURE_RECONNECTABLE,
+ /* Whether it is possible to send/recv file descriptors
+ * over the data channel */
+ QEMU_CHAR_FEATURE_FD_PASS,
+ /* Whether replay or record mode is enabled */
+ QEMU_CHAR_FEATURE_REPLAY,
+
+ QEMU_CHAR_FEATURE_LAST,
+} ChardevFeature;
+
+#define qemu_chr_replay(chr) qemu_chr_has_feature(chr, QEMU_CHAR_FEATURE_REPLAY)
+
+struct Chardev {
+ Object parent_obj;
+
+ QemuMutex chr_write_lock;
+ CharBackend *be;
+ char *label;
+ char *filename;
+ int logfd;
+ int be_open;
+ GSource *gsource;
+ DECLARE_BITMAP(features, QEMU_CHAR_FEATURE_LAST);
+};
+
+/**
+ * @qemu_chr_new_from_opts:
+ *
+ * Create a new character backend from a QemuOpts list.
+ *
+ * @opts see qemu-config.c for a list of valid options
+ *
+ * Returns: a new character backend
+ */
+Chardev *qemu_chr_new_from_opts(QemuOpts *opts,
+ Error **errp);
+
+/**
+ * @qemu_chr_parse_common:
+ *
+ * Parse the common options available to all character backends.
+ *
+ * @opts the options that still need parsing
+ * @backend a new backend
+ */
+void qemu_chr_parse_common(QemuOpts *opts, ChardevCommon *backend);
+
+/**
+ * @qemu_chr_new:
+ *
+ * Create a new character backend from a URI.
+ *
+ * @label the name of the backend
+ * @filename the URI
+ *
+ * Returns: a new character backend
+ */
+Chardev *qemu_chr_new(const char *label, const char *filename);
+
+/**
+ * @qemu_chr_cleanup:
+ *
+ * Delete all chardevs (when leaving qemu)
+ */
+void qemu_chr_cleanup(void);
+
+/**
+ * @qemu_chr_new_noreplay:
+ *
+ * Create a new character backend from a URI.
+ * Character device communications are not written
+ * into the replay log.
+ *
+ * @label the name of the backend
+ * @filename the URI
+ *
+ * Returns: a new character backend
+ */
+Chardev *qemu_chr_new_noreplay(const char *label, const char *filename);
+
+/**
+ * @qemu_chr_be_can_write:
+ *
+ * Determine how much data the front end can currently accept. This function
+ * returns the number of bytes the front end can accept. If it returns 0, the
+ * front end cannot receive data at the moment. The function must be polled
+ * to determine when data can be received.
+ *
+ * Returns: the number of bytes the front end can receive via @qemu_chr_be_write
+ */
+int qemu_chr_be_can_write(Chardev *s);
+
+/**
+ * @qemu_chr_be_write:
+ *
+ * Write data from the back end to the front end. Before issuing this call,
+ * the caller should call @qemu_chr_be_can_write to determine how much data
+ * the front end can currently accept.
+ *
+ * @buf a buffer to receive data from the front end
+ * @len the number of bytes to receive from the front end
+ */
+void qemu_chr_be_write(Chardev *s, uint8_t *buf, int len);
+
+/**
+ * @qemu_chr_be_write_impl:
+ *
+ * Implementation of back end writing. Used by replay module.
+ *
+ * @buf a buffer to receive data from the front end
+ * @len the number of bytes to receive from the front end
+ */
+void qemu_chr_be_write_impl(Chardev *s, uint8_t *buf, int len);
+
+/**
+ * @qemu_chr_be_event:
+ *
+ * Send an event from the back end to the front end.
+ *
+ * @event the event to send
+ */
+void qemu_chr_be_event(Chardev *s, int event);
+
+int qemu_chr_add_client(Chardev *s, int fd);
+Chardev *qemu_chr_find(const char *name);
+
+bool qemu_chr_has_feature(Chardev *chr,
+ ChardevFeature feature);
+void qemu_chr_set_feature(Chardev *chr,
+ ChardevFeature feature);
+QemuOpts *qemu_chr_parse_compat(const char *label, const char *filename);
+int qemu_chr_write(Chardev *s, const uint8_t *buf, int len, bool write_all);
+#define qemu_chr_write_all(s, buf, len) qemu_chr_write(s, buf, len, true)
+int qemu_chr_wait_connected(Chardev *chr, Error **errp);
+
+#define TYPE_CHARDEV "chardev"
+#define CHARDEV(obj) OBJECT_CHECK(Chardev, (obj), TYPE_CHARDEV)
+#define CHARDEV_CLASS(klass) \
+ OBJECT_CLASS_CHECK(ChardevClass, (klass), TYPE_CHARDEV)
+#define CHARDEV_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(ChardevClass, (obj), TYPE_CHARDEV)
+
+#define TYPE_CHARDEV_NULL "chardev-null"
+#define TYPE_CHARDEV_MUX "chardev-mux"
+#define TYPE_CHARDEV_RINGBUF "chardev-ringbuf"
+#define TYPE_CHARDEV_PTY "chardev-pty"
+#define TYPE_CHARDEV_CONSOLE "chardev-console"
+#define TYPE_CHARDEV_STDIO "chardev-stdio"
+#define TYPE_CHARDEV_PIPE "chardev-pipe"
+#define TYPE_CHARDEV_MEMORY "chardev-memory"
+#define TYPE_CHARDEV_PARALLEL "chardev-parallel"
+#define TYPE_CHARDEV_FILE "chardev-file"
+#define TYPE_CHARDEV_SERIAL "chardev-serial"
+#define TYPE_CHARDEV_SOCKET "chardev-socket"
+#define TYPE_CHARDEV_UDP "chardev-udp"
+
+#define CHARDEV_IS_RINGBUF(chr) \
+ object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_RINGBUF)
+#define CHARDEV_IS_PTY(chr) \
+ object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_PTY)
+
+typedef struct ChardevClass {
+ ObjectClass parent_class;
+
+ bool internal; /* TODO: eventually use TYPE_USER_CREATABLE */
+ void (*parse)(QemuOpts *opts, ChardevBackend *backend, Error **errp);
+
+ void (*open)(Chardev *chr, ChardevBackend *backend,
+ bool *be_opened, Error **errp);
+
+ int (*chr_write)(Chardev *s, const uint8_t *buf, int len);
+ int (*chr_sync_read)(Chardev *s, const uint8_t *buf, int len);
+ GSource *(*chr_add_watch)(Chardev *s, GIOCondition cond);
+ void (*chr_update_read_handler)(Chardev *s, GMainContext *context);
+ int (*chr_ioctl)(Chardev *s, int cmd, void *arg);
+ int (*get_msgfds)(Chardev *s, int* fds, int num);
+ int (*set_msgfds)(Chardev *s, int *fds, int num);
+ int (*chr_add_client)(Chardev *chr, int fd);
+ int (*chr_wait_connected)(Chardev *chr, Error **errp);
+ void (*chr_disconnect)(Chardev *chr);
+ void (*chr_accept_input)(Chardev *chr);
+ void (*chr_set_echo)(Chardev *chr, bool echo);
+ void (*chr_set_fe_open)(Chardev *chr, int fe_open);
+} ChardevClass;
+
+Chardev *qemu_chardev_new(const char *id, const char *typename,
+ ChardevBackend *backend, Error **errp);
+
+extern int term_escape_char;
+
+/* console.c */
+void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp);
+
+#endif
diff --git a/include/hw/char/bcm2835_aux.h b/include/hw/char/bcm2835_aux.h
index 6865f15..cdbf7e3 100644
--- a/include/hw/char/bcm2835_aux.h
+++ b/include/hw/char/bcm2835_aux.h
@@ -9,7 +9,7 @@
#define BCM2835_AUX_H
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#define TYPE_BCM2835_AUX "bcm2835-aux"
#define BCM2835_AUX(obj) OBJECT_CHECK(BCM2835AuxState, (obj), TYPE_BCM2835_AUX)
diff --git a/include/hw/char/cadence_uart.h b/include/hw/char/cadence_uart.h
index c836db4..118e3f1 100644
--- a/include/hw/char/cadence_uart.h
+++ b/include/hw/char/cadence_uart.h
@@ -19,7 +19,7 @@
#ifndef CADENCE_UART_H
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/timer.h"
#define CADENCE_UART_RX_FIFO_SIZE 16
diff --git a/include/hw/char/digic-uart.h b/include/hw/char/digic-uart.h
index 340c8e1..de9a3e3 100644
--- a/include/hw/char/digic-uart.h
+++ b/include/hw/char/digic-uart.h
@@ -19,7 +19,7 @@
#define HW_CHAR_DIGIC_UART_H
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#define TYPE_DIGIC_UART "digic-uart"
#define DIGIC_UART(obj) \
diff --git a/include/hw/char/imx_serial.h b/include/hw/char/imx_serial.h
index 4cc3fbc..baeec31 100644
--- a/include/hw/char/imx_serial.h
+++ b/include/hw/char/imx_serial.h
@@ -19,7 +19,7 @@
#define IMX_SERIAL_H
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#define TYPE_IMX_SERIAL "imx.serial"
#define IMX_SERIAL(obj) OBJECT_CHECK(IMXSerialState, (obj), TYPE_IMX_SERIAL)
diff --git a/include/hw/char/serial.h b/include/hw/char/serial.h
index daebb07..c4daf11 100644
--- a/include/hw/char/serial.h
+++ b/include/hw/char/serial.h
@@ -28,10 +28,10 @@
#include "hw/hw.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "exec/memory.h"
#include "qemu/fifo8.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#define UART_FIFO_LENGTH 16 /* 16550A Fifo Length */
diff --git a/include/hw/char/stm32f2xx_usart.h b/include/hw/char/stm32f2xx_usart.h
index 3267523..9d03a75 100644
--- a/include/hw/char/stm32f2xx_usart.h
+++ b/include/hw/char/stm32f2xx_usart.h
@@ -26,7 +26,7 @@
#define HW_STM32F2XX_USART_H
#include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "hw/hw.h"
#define USART_SR 0x00
diff --git a/include/sysemu/char.h b/include/sysemu/char.h
deleted file mode 100644
index fffc0f4..0000000
--- a/include/sysemu/char.h
+++ /dev/null
@@ -1,499 +0,0 @@
-#ifndef QEMU_CHAR_H
-#define QEMU_CHAR_H
-
-#include "qemu-common.h"
-#include "qemu/option.h"
-#include "qemu/main-loop.h"
-#include "qemu/bitmap.h"
-#include "qom/object.h"
-
-#define IAC_EOR 239
-#define IAC_SE 240
-#define IAC_NOP 241
-#define IAC_BREAK 243
-#define IAC_IP 244
-#define IAC_SB 250
-#define IAC 255
-
-/* character device */
-
-typedef enum {
- CHR_EVENT_BREAK, /* serial break char */
- 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 */
-} QEMUChrEvent;
-
-#define CHR_READ_BUF_LEN 4096
-
-#define CHR_IOCTL_SERIAL_SET_PARAMS 1
-typedef struct {
- int speed;
- int parity;
- int data_bits;
- int stop_bits;
-} QEMUSerialSetParams;
-
-#define CHR_IOCTL_SERIAL_SET_BREAK 2
-
-#define CHR_IOCTL_PP_READ_DATA 3
-#define CHR_IOCTL_PP_WRITE_DATA 4
-#define CHR_IOCTL_PP_READ_CONTROL 5
-#define CHR_IOCTL_PP_WRITE_CONTROL 6
-#define CHR_IOCTL_PP_READ_STATUS 7
-#define CHR_IOCTL_PP_EPP_READ_ADDR 8
-#define CHR_IOCTL_PP_EPP_READ 9
-#define CHR_IOCTL_PP_EPP_WRITE_ADDR 10
-#define CHR_IOCTL_PP_EPP_WRITE 11
-#define CHR_IOCTL_PP_DATA_DIR 12
-
-struct ParallelIOArg {
- void *buffer;
- int count;
-};
-
-#define CHR_IOCTL_SERIAL_SET_TIOCM 13
-#define CHR_IOCTL_SERIAL_GET_TIOCM 14
-
-#define CHR_TIOCM_CTS 0x020
-#define CHR_TIOCM_CAR 0x040
-#define CHR_TIOCM_DSR 0x100
-#define CHR_TIOCM_RI 0x080
-#define CHR_TIOCM_DTR 0x002
-#define CHR_TIOCM_RTS 0x004
-
-typedef void IOEventHandler(void *opaque, int event);
-
-typedef enum {
- /* Whether the chardev peer is able to close and
- * reopen the data channel, thus requiring support
- * for qemu_chr_wait_connected() to wait for a
- * valid connection */
- QEMU_CHAR_FEATURE_RECONNECTABLE,
- /* Whether it is possible to send/recv file descriptors
- * over the data channel */
- QEMU_CHAR_FEATURE_FD_PASS,
- /* Whether replay or record mode is enabled */
- QEMU_CHAR_FEATURE_REPLAY,
-
- QEMU_CHAR_FEATURE_LAST,
-} ChardevFeature;
-
-/* This is the backend as seen by frontend, the actual backend is
- * Chardev */
-typedef struct CharBackend {
- Chardev *chr;
- IOEventHandler *chr_event;
- IOCanReadHandler *chr_can_read;
- IOReadHandler *chr_read;
- void *opaque;
- int tag;
- int fe_open;
-} CharBackend;
-
-struct Chardev {
- Object parent_obj;
-
- QemuMutex chr_write_lock;
- CharBackend *be;
- char *label;
- char *filename;
- int logfd;
- int be_open;
- GSource *gsource;
- DECLARE_BITMAP(features, QEMU_CHAR_FEATURE_LAST);
-};
-
-/**
- * @qemu_chr_new_from_opts:
- *
- * Create a new character backend from a QemuOpts list.
- *
- * @opts see qemu-config.c for a list of valid options
- *
- * Returns: a new character backend
- */
-Chardev *qemu_chr_new_from_opts(QemuOpts *opts,
- Error **errp);
-
-/**
- * @qemu_chr_parse_common:
- *
- * Parse the common options available to all character backends.
- *
- * @opts the options that still need parsing
- * @backend a new backend
- */
-void qemu_chr_parse_common(QemuOpts *opts, ChardevCommon *backend);
-
-/**
- * @qemu_chr_new:
- *
- * Create a new character backend from a URI.
- *
- * @label the name of the backend
- * @filename the URI
- *
- * Returns: a new character backend
- */
-Chardev *qemu_chr_new(const char *label, const char *filename);
-
-
-/**
- * @qemu_chr_fe_disconnect:
- *
- * Close a fd accpeted by character backend.
- * Without associated Chardev, do nothing.
- */
-void qemu_chr_fe_disconnect(CharBackend *be);
-
-/**
- * @qemu_chr_cleanup:
- *
- * Delete all chardevs (when leaving qemu)
- */
-void qemu_chr_cleanup(void);
-
-/**
- * @qemu_chr_fe_wait_connected:
- *
- * Wait for characted backend to be connected, return < 0 on error or
- * if no assicated Chardev.
- */
-int qemu_chr_fe_wait_connected(CharBackend *be, Error **errp);
-
-/**
- * @qemu_chr_new_noreplay:
- *
- * Create a new character backend from a URI.
- * Character device communications are not written
- * into the replay log.
- *
- * @label the name of the backend
- * @filename the URI
- *
- * Returns: a new character backend
- */
-Chardev *qemu_chr_new_noreplay(const char *label, const char *filename);
-
-/**
- * @qemu_chr_fe_set_echo:
- *
- * Ask the backend to override its normal echo setting. This only really
- * applies to the stdio backend and is used by the QMP server such that you
- * can see what you type if you try to type QMP commands.
- * Without associated Chardev, do nothing.
- *
- * @echo true to enable echo, false to disable echo
- */
-void qemu_chr_fe_set_echo(CharBackend *be, bool echo);
-
-/**
- * @qemu_chr_fe_set_open:
- *
- * Set character frontend open status. This is an indication that the
- * front end is ready (or not) to begin doing I/O.
- * Without associated Chardev, do nothing.
- */
-void qemu_chr_fe_set_open(CharBackend *be, int fe_open);
-
-/**
- * @qemu_chr_fe_printf:
- *
- * Write to a character backend using a printf style interface. This
- * function is thread-safe. It does nothing without associated
- * Chardev.
- *
- * @fmt see #printf
- */
-void qemu_chr_fe_printf(CharBackend *be, const char *fmt, ...)
- GCC_FMT_ATTR(2, 3);
-
-/**
- * @qemu_chr_fe_add_watch:
- *
- * If the backend is connected, create and add a #GSource that fires
- * when the given condition (typically G_IO_OUT|G_IO_HUP or G_IO_HUP)
- * is active; return the #GSource's tag. If it is disconnected,
- * or without associated Chardev, return 0.
- *
- * @cond the condition to poll for
- * @func the function to call when the condition happens
- * @user_data the opaque pointer to pass to @func
- *
- * Returns: the source tag
- */
-guint qemu_chr_fe_add_watch(CharBackend *be, GIOCondition cond,
- GIOFunc func, void *user_data);
-
-/**
- * @qemu_chr_fe_write:
- *
- * Write data to a character backend from the front end. This function
- * will send data from the front end to the back end. This function
- * is thread-safe.
- *
- * @buf the data
- * @len the number of bytes to send
- *
- * Returns: the number of bytes consumed (0 if no assicated Chardev)
- */
-int qemu_chr_fe_write(CharBackend *be, const uint8_t *buf, int len);
-
-/**
- * @qemu_chr_fe_write_all:
- *
- * Write data to a character backend from the front end. This function will
- * send data from the front end to the back end. Unlike @qemu_chr_fe_write,
- * this function will block if the back end cannot consume all of the data
- * attempted to be written. This function is thread-safe.
- *
- * @buf the data
- * @len the number of bytes to send
- *
- * Returns: the number of bytes consumed (0 if no assicated Chardev)
- */
-int qemu_chr_fe_write_all(CharBackend *be, const uint8_t *buf, int len);
-
-/**
- * @qemu_chr_fe_read_all:
- *
- * Read data to a buffer from the back end.
- *
- * @buf the data buffer
- * @len the number of bytes to read
- *
- * Returns: the number of bytes read (0 if no assicated Chardev)
- */
-int qemu_chr_fe_read_all(CharBackend *be, uint8_t *buf, int len);
-
-/**
- * @qemu_chr_fe_ioctl:
- *
- * Issue a device specific ioctl to a backend. This function is thread-safe.
- *
- * @cmd see CHR_IOCTL_*
- * @arg the data associated with @cmd
- *
- * Returns: if @cmd is not supported by the backend or there is no
- * associated Chardev, -ENOTSUP, otherwise the return
- * value depends on the semantics of @cmd
- */
-int qemu_chr_fe_ioctl(CharBackend *be, int cmd, void *arg);
-
-/**
- * @qemu_chr_fe_get_msgfd:
- *
- * For backends capable of fd passing, return the latest file descriptor passed
- * by a client.
- *
- * Returns: -1 if fd passing isn't supported or there is no pending file
- * descriptor. If a file descriptor is returned, subsequent calls to
- * this function will return -1 until a client sends a new file
- * descriptor.
- */
-int qemu_chr_fe_get_msgfd(CharBackend *be);
-
-/**
- * @qemu_chr_fe_get_msgfds:
- *
- * For backends capable of fd passing, return the number of file received
- * descriptors and fills the fds array up to num elements
- *
- * Returns: -1 if fd passing isn't supported or there are no pending file
- * descriptors. If file descriptors are returned, subsequent calls to
- * this function will return -1 until a client sends a new set of file
- * descriptors.
- */
-int qemu_chr_fe_get_msgfds(CharBackend *be, int *fds, int num);
-
-/**
- * @qemu_chr_fe_set_msgfds:
- *
- * For backends capable of fd passing, set an array of fds to be passed with
- * the next send operation.
- * A subsequent call to this function before calling a write function will
- * result in overwriting the fd array with the new value without being send.
- * Upon writing the message the fd array is freed.
- *
- * Returns: -1 if fd passing isn't supported or no associated Chardev.
- */
-int qemu_chr_fe_set_msgfds(CharBackend *be, int *fds, int num);
-
-/**
- * @qemu_chr_be_can_write:
- *
- * Determine how much data the front end can currently accept. This function
- * returns the number of bytes the front end can accept. If it returns 0, the
- * front end cannot receive data at the moment. The function must be polled
- * to determine when data can be received.
- *
- * Returns: the number of bytes the front end can receive via @qemu_chr_be_write
- */
-int qemu_chr_be_can_write(Chardev *s);
-
-/**
- * @qemu_chr_be_write:
- *
- * Write data from the back end to the front end. Before issuing this call,
- * the caller should call @qemu_chr_be_can_write to determine how much data
- * the front end can currently accept.
- *
- * @buf a buffer to receive data from the front end
- * @len the number of bytes to receive from the front end
- */
-void qemu_chr_be_write(Chardev *s, uint8_t *buf, int len);
-
-/**
- * @qemu_chr_be_write_impl:
- *
- * Implementation of back end writing. Used by replay module.
- *
- * @buf a buffer to receive data from the front end
- * @len the number of bytes to receive from the front end
- */
-void qemu_chr_be_write_impl(Chardev *s, uint8_t *buf, int len);
-
-/**
- * @qemu_chr_be_event:
- *
- * Send an event from the back end to the front end.
- *
- * @event the event to send
- */
-void qemu_chr_be_event(Chardev *s, int event);
-
-/**
- * @qemu_chr_fe_init:
- *
- * Initializes a front end for the given CharBackend and
- * Chardev. Call qemu_chr_fe_deinit() to remove the association and
- * release the driver.
- *
- * Returns: false on error.
- */
-bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp);
-
-/**
- * @qemu_chr_fe_get_driver:
- *
- * Returns the driver associated with a CharBackend or NULL if no
- * associated Chardev.
- */
-Chardev *qemu_chr_fe_get_driver(CharBackend *be);
-
-/**
- * @qemu_chr_fe_deinit:
- *
- * Dissociate the CharBackend from the Chardev.
- *
- * Safe to call without associated Chardev.
- */
-void qemu_chr_fe_deinit(CharBackend *b);
-
-/**
- * @qemu_chr_fe_set_handlers:
- * @b: a CharBackend
- * @fd_can_read: callback to get the amount of data the frontend may
- * receive
- * @fd_read: callback to receive data from char
- * @fd_event: event callback
- * @opaque: an opaque pointer for the callbacks
- * @context: a main loop context or NULL for the default
- * @set_open: whether to call qemu_chr_fe_set_open() implicitely when
- * any of the handler is non-NULL
- *
- * Set the front end char handlers. The front end takes the focus if
- * any of the handler is non-NULL.
- *
- * Without associated Chardev, nothing is changed.
- */
-void qemu_chr_fe_set_handlers(CharBackend *b,
- IOCanReadHandler *fd_can_read,
- IOReadHandler *fd_read,
- IOEventHandler *fd_event,
- void *opaque,
- GMainContext *context,
- bool set_open);
-
-/**
- * @qemu_chr_fe_take_focus:
- *
- * Take the focus (if the front end is muxed).
- *
- * Without associated Chardev, nothing is changed.
- */
-void qemu_chr_fe_take_focus(CharBackend *b);
-
-void qemu_chr_fe_accept_input(CharBackend *be);
-int qemu_chr_add_client(Chardev *s, int fd);
-Chardev *qemu_chr_find(const char *name);
-
-bool qemu_chr_has_feature(Chardev *chr,
- ChardevFeature feature);
-void qemu_chr_set_feature(Chardev *chr,
- ChardevFeature feature);
-QemuOpts *qemu_chr_parse_compat(const char *label, const char *filename);
-int qemu_chr_write_all(Chardev *s, const uint8_t *buf, int len);
-int qemu_chr_wait_connected(Chardev *chr, Error **errp);
-
-#define TYPE_CHARDEV "chardev"
-#define CHARDEV(obj) OBJECT_CHECK(Chardev, (obj), TYPE_CHARDEV)
-#define CHARDEV_CLASS(klass) \
- OBJECT_CLASS_CHECK(ChardevClass, (klass), TYPE_CHARDEV)
-#define CHARDEV_GET_CLASS(obj) \
- OBJECT_GET_CLASS(ChardevClass, (obj), TYPE_CHARDEV)
-
-#define TYPE_CHARDEV_NULL "chardev-null"
-#define TYPE_CHARDEV_MUX "chardev-mux"
-#define TYPE_CHARDEV_RINGBUF "chardev-ringbuf"
-#define TYPE_CHARDEV_PTY "chardev-pty"
-#define TYPE_CHARDEV_CONSOLE "chardev-console"
-#define TYPE_CHARDEV_STDIO "chardev-stdio"
-#define TYPE_CHARDEV_PIPE "chardev-pipe"
-#define TYPE_CHARDEV_MEMORY "chardev-memory"
-#define TYPE_CHARDEV_PARALLEL "chardev-parallel"
-#define TYPE_CHARDEV_FILE "chardev-file"
-#define TYPE_CHARDEV_SERIAL "chardev-serial"
-#define TYPE_CHARDEV_SOCKET "chardev-socket"
-#define TYPE_CHARDEV_UDP "chardev-udp"
-
-#define CHARDEV_IS_RINGBUF(chr) \
- object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_RINGBUF)
-#define CHARDEV_IS_PTY(chr) \
- object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_PTY)
-
-typedef struct ChardevClass {
- ObjectClass parent_class;
-
- bool internal; /* TODO: eventually use TYPE_USER_CREATABLE */
- void (*parse)(QemuOpts *opts, ChardevBackend *backend, Error **errp);
-
- void (*open)(Chardev *chr, ChardevBackend *backend,
- bool *be_opened, Error **errp);
-
- int (*chr_write)(Chardev *s, const uint8_t *buf, int len);
- int (*chr_sync_read)(Chardev *s, const uint8_t *buf, int len);
- GSource *(*chr_add_watch)(Chardev *s, GIOCondition cond);
- void (*chr_update_read_handler)(Chardev *s, GMainContext *context);
- int (*chr_ioctl)(Chardev *s, int cmd, void *arg);
- int (*get_msgfds)(Chardev *s, int* fds, int num);
- int (*set_msgfds)(Chardev *s, int *fds, int num);
- int (*chr_add_client)(Chardev *chr, int fd);
- int (*chr_wait_connected)(Chardev *chr, Error **errp);
- void (*chr_disconnect)(Chardev *chr);
- void (*chr_accept_input)(Chardev *chr);
- void (*chr_set_echo)(Chardev *chr, bool echo);
- void (*chr_set_fe_open)(Chardev *chr, int fe_open);
-} ChardevClass;
-
-Chardev *qemu_chardev_new(const char *id, const char *typename,
- ChardevBackend *backend, Error **errp);
-
-extern int term_escape_char;
-
-/* console.c */
-void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp);
-
-#endif
diff --git a/monitor.c b/monitor.c
index baa73c9..75e7cd2 100644
--- a/monitor.c
+++ b/monitor.c
@@ -35,7 +35,7 @@
#include "exec/gdbstub.h"
#include "net/net.h"
#include "net/slirp.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "ui/qemu-spice.h"
#include "sysemu/numa.h"
#include "monitor/monitor.h"
@@ -578,7 +578,7 @@ static void monitor_data_init(Monitor *mon)
static void monitor_data_destroy(Monitor *mon)
{
- qemu_chr_fe_deinit(&mon->chr);
+ qemu_chr_fe_deinit(&mon->chr, false);
if (monitor_is_qmp(mon)) {
json_message_parser_destroy(&mon->qmp.parser);
}
diff --git a/net/colo-compare.c b/net/colo-compare.c
index 2639c7f..6d500e1 100644
--- a/net/colo-compare.c
+++ b/net/colo-compare.c
@@ -25,7 +25,7 @@
#include "qom/object.h"
#include "qemu/typedefs.h"
#include "net/queue.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/sockets.h"
#include "qapi-visit.h"
#include "net/colo.h"
@@ -801,11 +801,9 @@ static void colo_compare_finalize(Object *obj)
{
CompareState *s = COLO_COMPARE(obj);
- qemu_chr_fe_set_handlers(&s->chr_pri_in, NULL, NULL, NULL, NULL,
- s->worker_context, true);
- qemu_chr_fe_set_handlers(&s->chr_sec_in, NULL, NULL, NULL, NULL,
- s->worker_context, true);
- qemu_chr_fe_deinit(&s->chr_out);
+ qemu_chr_fe_deinit(&s->chr_pri_in, false);
+ qemu_chr_fe_deinit(&s->chr_sec_in, false);
+ qemu_chr_fe_deinit(&s->chr_out, false);
g_main_loop_quit(s->compare_loop);
qemu_thread_join(&s->thread);
diff --git a/net/filter-mirror.c b/net/filter-mirror.c
index 8b1b069..52d978f 100644
--- a/net/filter-mirror.c
+++ b/net/filter-mirror.c
@@ -20,7 +20,7 @@
#include "qemu/main-loop.h"
#include "qemu/error-report.h"
#include "trace.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/iov.h"
#include "qemu/sockets.h"
@@ -178,15 +178,15 @@ static void filter_mirror_cleanup(NetFilterState *nf)
{
MirrorState *s = FILTER_MIRROR(nf);
- qemu_chr_fe_deinit(&s->chr_out);
+ qemu_chr_fe_deinit(&s->chr_out, false);
}
static void filter_redirector_cleanup(NetFilterState *nf)
{
MirrorState *s = FILTER_REDIRECTOR(nf);
- qemu_chr_fe_deinit(&s->chr_in);
- qemu_chr_fe_deinit(&s->chr_out);
+ qemu_chr_fe_deinit(&s->chr_in, false);
+ qemu_chr_fe_deinit(&s->chr_out, false);
}
static void filter_mirror_setup(NetFilterState *nf, Error **errp)
diff --git a/net/slirp.c b/net/slirp.c
index c705a60..6a6d727 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -37,7 +37,7 @@
#include "qemu/sockets.h"
#include "slirp/libslirp.h"
#include "slirp/ip6.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/sysemu.h"
#include "qemu/cutils.h"
#include "qapi/error.h"
diff --git a/net/vhost-user.c b/net/vhost-user.c
index 00a0c1c..a042ec6 100644
--- a/net/vhost-user.c
+++ b/net/vhost-user.c
@@ -12,7 +12,7 @@
#include "clients.h"
#include "net/vhost_net.h"
#include "net/vhost-user.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "qemu/config-file.h"
#include "qemu/error-report.h"
#include "qmp-commands.h"
@@ -151,10 +151,7 @@ static void vhost_user_cleanup(NetClientState *nc)
s->vhost_net = NULL;
}
if (nc->queue_index == 0) {
- Chardev *chr = qemu_chr_fe_get_driver(&s->chr);
-
- qemu_chr_fe_deinit(&s->chr);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&s->chr, true);
}
qemu_purge_queued_packets(nc);
diff --git a/qmp.c b/qmp.c
index 84638e2..7ee9bcf 100644
--- a/qmp.c
+++ b/qmp.c
@@ -21,7 +21,7 @@
#include "qemu/config-file.h"
#include "qemu/uuid.h"
#include "qmp-commands.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "ui/qemu-spice.h"
#include "ui/vnc.h"
#include "sysemu/kvm.h"
diff --git a/qtest.c b/qtest.c
index 5aa6636..9a5d1dc 100644
--- a/qtest.c
+++ b/qtest.c
@@ -17,7 +17,7 @@
#include "cpu.h"
#include "sysemu/qtest.h"
#include "hw/qdev.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "exec/ioport.h"
#include "exec/memory.h"
#include "hw/irq.h"
diff --git a/replay/replay-char.c b/replay/replay-char.c
index aa65955..cbf7c04 100755
--- a/replay/replay-char.c
+++ b/replay/replay-char.c
@@ -14,7 +14,7 @@
#include "sysemu/replay.h"
#include "replay-internal.h"
#include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
/* Char drivers that generate qemu_chr_be_write events
that should be saved into the log. */
diff --git a/slirp/slirp.c b/slirp/slirp.c
index 2f2ec2c..e79345b 100644
--- a/slirp/slirp.c
+++ b/slirp/slirp.c
@@ -25,7 +25,7 @@
#include "qemu-common.h"
#include "qemu/timer.h"
#include "qemu/error-report.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "slirp.h"
#include "hw/hw.h"
#include "qemu/cutils.h"
diff --git a/tests/postcopy-test.c b/tests/postcopy-test.c
index e86f876..8142f2a 100644
--- a/tests/postcopy-test.c
+++ b/tests/postcopy-test.c
@@ -16,7 +16,7 @@
#include "qemu/option.h"
#include "qemu/range.h"
#include "qemu/sockets.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "sysemu/sysemu.h"
#include "hw/nvram/chrp_nvram.h"
diff --git a/tests/test-char.c b/tests/test-char.c
index 124d0c5..dfe856c 100644
--- a/tests/test-char.c
+++ b/tests/test-char.c
@@ -4,7 +4,7 @@
#include "qemu-common.h"
#include "qemu/config-file.h"
#include "qemu/sockets.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/sysemu.h"
#include "qapi/error.h"
#include "qom/qom-qobject.h"
@@ -97,8 +97,7 @@ static void char_stdio_test_subprocess(void)
ret = qemu_chr_fe_write(&be, (void *)"buf", 4);
g_assert_cmpint(ret, ==, 4);
- qemu_chr_fe_deinit(&be);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&be, true);
}
static void char_stdio_test(void)
@@ -146,8 +145,7 @@ static void char_ringbuf_test(void)
g_assert_cmpstr(data, ==, "");
g_free(data);
- qemu_chr_fe_deinit(&be);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&be, true);
/* check alias */
opts = qemu_opts_create(qemu_find_opts("chardev"), "memory-label",
@@ -231,9 +229,8 @@ static void char_mux_test(void)
g_assert_cmpint(strlen(data), !=, 0);
g_free(data);
- qemu_chr_fe_deinit(&chr_be1);
- qemu_chr_fe_deinit(&chr_be2);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&chr_be1, false);
+ qemu_chr_fe_deinit(&chr_be2, true);
}
typedef struct SocketIdleData {
@@ -396,8 +393,7 @@ static void char_pipe_test(void)
g_assert_cmpint(fe.read_count, ==, 8);
g_assert_cmpstr(fe.read_buf, ==, "pipe-in");
- qemu_chr_fe_deinit(&be);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&be, true);
g_assert(g_unlink(in) == 0);
g_assert(g_unlink(out) == 0);
@@ -511,8 +507,7 @@ static void char_file_test(void)
g_assert_cmpint(fe.read_count, ==, 8);
g_assert_cmpstr(fe.read_buf, ==, "fifo-in");
- qemu_chr_fe_deinit(&be);
- object_unref(OBJECT(chr));
+ qemu_chr_fe_deinit(&be, true);
g_unlink(fifo);
g_free(fifo);
}
@@ -549,7 +544,7 @@ static void char_null_test(void)
error_free_or_abort(&err);
/* deinit & reinit */
- qemu_chr_fe_deinit(&be);
+ qemu_chr_fe_deinit(&be, false);
qemu_chr_fe_init(&be, chr, &error_abort);
qemu_chr_fe_set_open(&be, true);
@@ -563,8 +558,7 @@ static void char_null_test(void)
ret = qemu_chr_fe_write(&be, (void *)"buf", 4);
g_assert_cmpint(ret, ==, 4);
- qemu_chr_fe_deinit(&be);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&be, true);
}
static void char_invalid_test(void)
diff --git a/tests/vhost-user-test.c b/tests/vhost-user-test.c
index 9095af2..b3cc045 100644
--- a/tests/vhost-user-test.c
+++ b/tests/vhost-user-test.c
@@ -16,7 +16,7 @@
#include "qemu/option.h"
#include "qemu/range.h"
#include "qemu/sockets.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "sysemu/sysemu.h"
#include "libqos/libqos.h"
#include "libqos/pci-pc.h"
@@ -488,10 +488,8 @@ static inline void test_server_connect(TestServer *server)
static gboolean _test_server_free(TestServer *server)
{
int i;
- Chardev *chr = qemu_chr_fe_get_driver(&server->chr);
- qemu_chr_fe_deinit(&server->chr);
- object_unparent(OBJECT(chr));
+ qemu_chr_fe_deinit(&server->chr, true);
for (i = 0; i < server->fds_num; i++) {
close(server->fds[i]);
diff --git a/trace-events b/trace-events
index 433865f..d7a4d94 100644
--- a/trace-events
+++ b/trace-events
@@ -41,13 +41,6 @@ system_wakeup_request(int reason) "reason=%d"
qemu_system_shutdown_request(int reason) "reason=%d"
qemu_system_powerdown_request(void) ""
-# spice-qemu-char.c
-spice_vmc_write(ssize_t out, int len) "spice wrote %zd of requested %d"
-spice_vmc_read(int bytes, int len) "spice read %d of requested %d"
-spice_vmc_register_interface(void *scd) "spice vmc registered interface %p"
-spice_vmc_unregister_interface(void *scd) "spice vmc unregistered interface %p"
-spice_vmc_event(int event) "spice vmc event %d"
-
# monitor.c
monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p"
monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p"
diff --git a/ui/console.c b/ui/console.c
index ac66b3c..d914cce 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -27,7 +27,7 @@
#include "hw/qdev-core.h"
#include "qemu/timer.h"
#include "qmp-commands.h"
-#include "sysemu/char.h"
+#include "chardev/char-fe.h"
#include "trace.h"
#include "exec/memory.h"
diff --git a/ui/gtk.c b/ui/gtk.c
index 0213ad0..5bd87c2 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -54,7 +54,7 @@
#include "qmp-commands.h"
#include "x_keymap.h"
#include "keymaps.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qom/object.h"
#define MAX_VCS 10
diff --git a/util/event_notifier-posix.c b/util/event_notifier-posix.c
index acdbe3b..73c4046 100644
--- a/util/event_notifier-posix.c
+++ b/util/event_notifier-posix.c
@@ -14,7 +14,6 @@
#include "qemu-common.h"
#include "qemu/cutils.h"
#include "qemu/event_notifier.h"
-#include "sysemu/char.h"
#include "qemu/main-loop.h"
#ifdef CONFIG_EVENTFD
diff --git a/vl.c b/vl.c
index 80b86c0..be4dcf2 100644
--- a/vl.c
+++ b/vl.c
@@ -81,7 +81,7 @@ int main(int argc, char **argv)
#include "sysemu/numa.h"
#include "exec/gdbstub.h"
#include "qemu/timer.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
#include "qemu/bitmap.h"
#include "qemu/log.h"
#include "sysemu/blockdev.h"