diff options
120 files changed, 1126 insertions, 1158 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 7df088259b..120788d8fb 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 2100845ce2..0575802440 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 0e0f1567b2..0400799efd 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 380b19a0a1..e7ce2cac80 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 8c3289a3f9..e69de29bb2 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 1feda0f0ed..52a8127606 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 2eddcae119..302dd9666c 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 c824937fe6..535ed65136 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 0b182c552c..1584a3de20 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 0000000000..3f90f0567c --- /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 8bae25350d..a57b88aaf2 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 b5708eef45..f81052481a 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 37d42c65c6..08570b915e 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 dc0d68ab2d..90bafe76f4 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 3fa22ce29d..bce89f8c36 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 54240c863d..3a95e4c1b2 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 35a175d796..e5d20a0e6a 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 d130069e88..df52b04d22 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 094e08dca5..2f8f83821d 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 e2fb7f7cd5..ccc499cfa1 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 be4a65962c..6f5d798d7b 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 607647642a..4ee11d3ebf 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 eb44afc17a..efcf7827eb 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 e4b6957ded..05518e0958 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 4e24dc39af..7aa0210765 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 d2c3162f1e..0ffd137ce8 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 4d1c76e8a4..a312078812 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 7df9248a13..031e9a23e8 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 0000000000..822dde668b --- /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 a4d3ae098a..6c13c2c58a 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" @@ -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; @@ -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 369ef1e3bd..502f04c02a 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 9056f27bf8..40666b68a3 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 d7e2d832b2..c30130667e 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 6969e734ad..27773c9c47 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 8afb854c74..91f573338c 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 eea551dc16..629e6c64e6 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 3311cc38a4..7683edc9e5 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 3c193848fc..d13192b9b5 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 4dcee571c0..4a2c124104 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 80dce07e7f..762e3d8ada 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 029f5bbf5e..34306e11ff 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 9228091cec..3f787632c7 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 54383878e0..c1fba9f50f 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 bff706ab3a..b51d44a321 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 db686e6a6f..32d98edf49 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 52e67f8dc9..af250305be 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 93929c2880..337a3e566a 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 f8c1e0d076..3948dcd332 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 7f3597c4b0..cff8c38f90 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 e69672f4e9..fe12ad5ccb 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 ae8e2f3554..e19d0f6520 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 31ebb1592c..6fd1b9cf6b 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 c71a4a0f4f..75a1a2f55e 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 24ea9738b6..33802f00c8 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 07d6ebd112..1b15046690 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 b78f240a73..4a107a268d 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 03d890ca24..e1f12507bf 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 303eb0a678..ca9816d045 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 e30c8da57c..8f02f3a612 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 b2dda01baa..7b10a04f18 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 798d9b69fd..0cb1668c8a 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 c01f41090e..f9af8cadf4 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 37d313b429..71ed2fc1be 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 79c2014135..3bef41914d 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 fa3617db2d..9f1a497322 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 7a8727aa21..e76c0d805c 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 919f09b694..1acd4de405 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 e8e3d250b6..329b03e17f 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 c707d24db4..5ce9f0a062 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 53d1e0ce45..a4677f7da4 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 e636c3abaa..dbe2805acb 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 7814c39654..95cdabb2dd 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 475e36a4c7..6367d041f0 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 46b1aa17fa..0843bf185c 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 73e2a1884f..57acd85a87 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 128d993d04..b666a4c15c 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 6e16478413..f415997649 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 99627860a3..e646eb243b 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 a41b0d6ec5..ac1725eeae 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 76ceca1f5c..bfbf7cdce7 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 ad5ef783a6..aa22d69216 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 7a9bb1d406..958ee09bcb 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 a9055e9eba..0bed5770c9 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 3570f37e56..c46cbb0759 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 4636f8e934..d5ac080d4a 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 d8327982fb..55ae5b47b0 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 0000000000..2cbb262f66 --- /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 55973a7671..9638da5100 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 3f41dfcfd2..8928977897 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 26742f9d5c..3284a1b96b 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 64a27f63b1..cb2e59e82a 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 d7314f734d..d7314f734d 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 d78a7d7972..fa59e9e423 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 0000000000..8a9ade4931 --- /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 6865f154bc..cdbf7e3e37 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 c836db4b74..118e3f10de 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 340c8e1111..de9a3e3551 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 4cc3fbc395..baeec3183f 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 daebb076c2..c4daf11a14 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 3267523270..9d03a7527c 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 fffc0f40d4..0000000000 --- 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 @@ -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 2639c7f0a2..6d500e1dc4 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 8b1b06977d..52d978fce2 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 c705a60b62..6a6d727999 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 00a0c1cbc5..a042ec6a34 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); @@ -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" @@ -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 aa65955942..cbf7c04a9f 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 2f2ec2c1b3..e79345bdfc 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 e86f87656a..8142f2ab90 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 124d0c5439..dfe856cb85 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 9095af267e..b3cc045765 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 433865fa97..d7a4d94168 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 ac66b3c910..d914cced53 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" @@ -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 acdbe3b483..73c4046b58 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 @@ -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" |