2187 lines
57 KiB
C
2187 lines
57 KiB
C
/*
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* QEMU monitor
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*
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* Copyright (c) 2003-2004 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "monitor-internal.h"
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#include "cpu.h"
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#include "monitor/qdev.h"
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#include "hw/usb.h"
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#include "hw/pci/pci.h"
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#include "sysemu/watchdog.h"
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#include "hw/loader.h"
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#include "exec/gdbstub.h"
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#include "net/net.h"
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#include "net/slirp.h"
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#include "ui/qemu-spice.h"
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#include "qemu/config-file.h"
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#include "qemu/ctype.h"
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#include "ui/console.h"
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#include "ui/input.h"
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#include "audio/audio.h"
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#include "disas/disas.h"
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#include "sysemu/balloon.h"
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#include "qemu/timer.h"
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#include "sysemu/hw_accel.h"
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#include "sysemu/runstate.h"
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#include "authz/list.h"
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#include "qapi/util.h"
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#include "sysemu/blockdev.h"
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#include "sysemu/sysemu.h"
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#include "sysemu/tcg.h"
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#include "sysemu/tpm.h"
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#include "qapi/qmp/qdict.h"
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#include "qapi/qmp/qerror.h"
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#include "qapi/qmp/qstring.h"
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#include "qom/object_interfaces.h"
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#include "trace/control.h"
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#include "monitor/hmp-target.h"
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#include "monitor/hmp.h"
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#ifdef CONFIG_TRACE_SIMPLE
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#include "trace/simple.h"
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#endif
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#include "exec/memory.h"
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#include "exec/exec-all.h"
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#include "qemu/option.h"
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#include "qemu/thread.h"
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#include "block/qapi.h"
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#include "block/block-hmp-cmds.h"
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#include "qapi/qapi-commands-char.h"
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#include "qapi/qapi-commands-control.h"
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#include "qapi/qapi-commands-migration.h"
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#include "qapi/qapi-commands-misc.h"
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#include "qapi/qapi-commands-qom.h"
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#include "qapi/qapi-commands-trace.h"
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#include "qapi/qapi-init-commands.h"
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#include "qapi/error.h"
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#include "qapi/qmp-event.h"
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#include "sysemu/cpus.h"
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#include "qemu/cutils.h"
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#if defined(TARGET_S390X)
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#include "hw/s390x/storage-keys.h"
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#include "hw/s390x/storage-attributes.h"
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#endif
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/* file descriptors passed via SCM_RIGHTS */
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typedef struct mon_fd_t mon_fd_t;
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struct mon_fd_t {
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char *name;
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int fd;
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QLIST_ENTRY(mon_fd_t) next;
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};
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/* file descriptor associated with a file descriptor set */
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typedef struct MonFdsetFd MonFdsetFd;
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struct MonFdsetFd {
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int fd;
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bool removed;
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char *opaque;
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QLIST_ENTRY(MonFdsetFd) next;
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};
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/* file descriptor set containing fds passed via SCM_RIGHTS */
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typedef struct MonFdset MonFdset;
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struct MonFdset {
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int64_t id;
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QLIST_HEAD(, MonFdsetFd) fds;
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QLIST_HEAD(, MonFdsetFd) dup_fds;
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QLIST_ENTRY(MonFdset) next;
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};
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/* Protects mon_fdsets */
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static QemuMutex mon_fdsets_lock;
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static QLIST_HEAD(, MonFdset) mon_fdsets;
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static HMPCommand hmp_info_cmds[];
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char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index,
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int64_t cpu_index, Error **errp)
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{
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char *output = NULL;
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MonitorHMP hmp = {};
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monitor_data_init(&hmp.common, false, true, false);
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if (has_cpu_index) {
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int ret = monitor_set_cpu(&hmp.common, cpu_index);
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if (ret < 0) {
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error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
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"a CPU number");
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goto out;
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}
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}
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handle_hmp_command(&hmp, command_line);
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WITH_QEMU_LOCK_GUARD(&hmp.common.mon_lock) {
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output = g_strdup(hmp.common.outbuf->str);
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}
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out:
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monitor_data_destroy(&hmp.common);
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return output;
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}
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/**
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* Is @name in the '|' separated list of names @list?
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*/
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int hmp_compare_cmd(const char *name, const char *list)
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{
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const char *p, *pstart;
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int len;
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len = strlen(name);
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p = list;
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for (;;) {
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pstart = p;
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p = qemu_strchrnul(p, '|');
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if ((p - pstart) == len && !memcmp(pstart, name, len)) {
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return 1;
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}
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if (*p == '\0') {
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break;
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}
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p++;
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}
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return 0;
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}
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static void do_help_cmd(Monitor *mon, const QDict *qdict)
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{
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help_cmd(mon, qdict_get_try_str(qdict, "name"));
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}
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static void hmp_trace_event(Monitor *mon, const QDict *qdict)
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{
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const char *tp_name = qdict_get_str(qdict, "name");
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bool new_state = qdict_get_bool(qdict, "option");
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bool has_vcpu = qdict_haskey(qdict, "vcpu");
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int vcpu = qdict_get_try_int(qdict, "vcpu", 0);
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Error *local_err = NULL;
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if (vcpu < 0) {
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monitor_printf(mon, "argument vcpu must be positive");
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return;
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}
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qmp_trace_event_set_state(tp_name, new_state, true, true, has_vcpu, vcpu, &local_err);
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if (local_err) {
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error_report_err(local_err);
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}
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}
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#ifdef CONFIG_TRACE_SIMPLE
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static void hmp_trace_file(Monitor *mon, const QDict *qdict)
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{
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const char *op = qdict_get_try_str(qdict, "op");
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const char *arg = qdict_get_try_str(qdict, "arg");
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if (!op) {
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st_print_trace_file_status();
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} else if (!strcmp(op, "on")) {
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st_set_trace_file_enabled(true);
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} else if (!strcmp(op, "off")) {
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st_set_trace_file_enabled(false);
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} else if (!strcmp(op, "flush")) {
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st_flush_trace_buffer();
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} else if (!strcmp(op, "set")) {
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if (arg) {
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st_set_trace_file(arg);
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}
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} else {
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monitor_printf(mon, "unexpected argument \"%s\"\n", op);
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help_cmd(mon, "trace-file");
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}
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}
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#endif
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static void hmp_info_help(Monitor *mon, const QDict *qdict)
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{
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help_cmd(mon, "info");
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}
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static void monitor_init_qmp_commands(void)
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{
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/*
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* Two command lists:
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* - qmp_commands contains all QMP commands
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* - qmp_cap_negotiation_commands contains just
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* "qmp_capabilities", to enforce capability negotiation
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*/
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qmp_init_marshal(&qmp_commands);
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qmp_register_command(&qmp_commands, "query-qmp-schema",
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qmp_query_qmp_schema, QCO_ALLOW_PRECONFIG);
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qmp_register_command(&qmp_commands, "device_add", qmp_device_add,
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QCO_NO_OPTIONS);
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qmp_register_command(&qmp_commands, "object-add", qmp_object_add,
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QCO_NO_OPTIONS);
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QTAILQ_INIT(&qmp_cap_negotiation_commands);
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qmp_register_command(&qmp_cap_negotiation_commands, "qmp_capabilities",
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qmp_marshal_qmp_capabilities, QCO_ALLOW_PRECONFIG);
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}
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/* Set the current CPU defined by the user. Callers must hold BQL. */
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int monitor_set_cpu(Monitor *mon, int cpu_index)
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{
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CPUState *cpu;
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cpu = qemu_get_cpu(cpu_index);
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if (cpu == NULL) {
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return -1;
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}
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g_free(mon->mon_cpu_path);
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mon->mon_cpu_path = object_get_canonical_path(OBJECT(cpu));
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return 0;
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}
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/* Callers must hold BQL. */
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static CPUState *mon_get_cpu_sync(Monitor *mon, bool synchronize)
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{
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CPUState *cpu = NULL;
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if (mon->mon_cpu_path) {
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cpu = (CPUState *) object_resolve_path_type(mon->mon_cpu_path,
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TYPE_CPU, NULL);
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if (!cpu) {
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g_free(mon->mon_cpu_path);
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mon->mon_cpu_path = NULL;
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}
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}
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if (!mon->mon_cpu_path) {
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if (!first_cpu) {
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return NULL;
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}
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monitor_set_cpu(mon, first_cpu->cpu_index);
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cpu = first_cpu;
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}
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assert(cpu != NULL);
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if (synchronize) {
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cpu_synchronize_state(cpu);
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}
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return cpu;
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}
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CPUState *mon_get_cpu(Monitor *mon)
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{
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return mon_get_cpu_sync(mon, true);
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}
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CPUArchState *mon_get_cpu_env(Monitor *mon)
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{
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CPUState *cs = mon_get_cpu(mon);
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return cs ? cs->env_ptr : NULL;
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}
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int monitor_get_cpu_index(Monitor *mon)
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{
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CPUState *cs = mon_get_cpu_sync(mon, false);
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return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX;
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}
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static void hmp_info_registers(Monitor *mon, const QDict *qdict)
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{
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bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false);
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CPUState *cs;
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if (all_cpus) {
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CPU_FOREACH(cs) {
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monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index);
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cpu_dump_state(cs, NULL, CPU_DUMP_FPU);
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}
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} else {
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cs = mon_get_cpu(mon);
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if (!cs) {
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monitor_printf(mon, "No CPU available\n");
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return;
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}
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cpu_dump_state(cs, NULL, CPU_DUMP_FPU);
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}
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}
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#ifdef CONFIG_TCG
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static void hmp_info_jit(Monitor *mon, const QDict *qdict)
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{
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if (!tcg_enabled()) {
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error_report("JIT information is only available with accel=tcg");
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return;
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}
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dump_exec_info();
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dump_drift_info();
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}
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static void hmp_info_opcount(Monitor *mon, const QDict *qdict)
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{
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dump_opcount_info();
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}
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#endif
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static void hmp_info_sync_profile(Monitor *mon, const QDict *qdict)
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{
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int64_t max = qdict_get_try_int(qdict, "max", 10);
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bool mean = qdict_get_try_bool(qdict, "mean", false);
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bool coalesce = !qdict_get_try_bool(qdict, "no_coalesce", false);
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enum QSPSortBy sort_by;
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sort_by = mean ? QSP_SORT_BY_AVG_WAIT_TIME : QSP_SORT_BY_TOTAL_WAIT_TIME;
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qsp_report(max, sort_by, coalesce);
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}
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static void hmp_info_history(Monitor *mon, const QDict *qdict)
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{
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MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common);
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int i;
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const char *str;
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if (!hmp_mon->rs) {
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return;
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}
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i = 0;
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for(;;) {
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str = readline_get_history(hmp_mon->rs, i);
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if (!str) {
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break;
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}
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monitor_printf(mon, "%d: '%s'\n", i, str);
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i++;
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}
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}
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static void hmp_info_cpustats(Monitor *mon, const QDict *qdict)
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{
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CPUState *cs = mon_get_cpu(mon);
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if (!cs) {
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monitor_printf(mon, "No CPU available\n");
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return;
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}
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cpu_dump_statistics(cs, 0);
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}
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static void hmp_info_trace_events(Monitor *mon, const QDict *qdict)
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{
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const char *name = qdict_get_try_str(qdict, "name");
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bool has_vcpu = qdict_haskey(qdict, "vcpu");
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int vcpu = qdict_get_try_int(qdict, "vcpu", 0);
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TraceEventInfoList *events;
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TraceEventInfoList *elem;
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Error *local_err = NULL;
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if (name == NULL) {
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name = "*";
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}
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if (vcpu < 0) {
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monitor_printf(mon, "argument vcpu must be positive");
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return;
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}
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events = qmp_trace_event_get_state(name, has_vcpu, vcpu, &local_err);
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if (local_err) {
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error_report_err(local_err);
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return;
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}
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for (elem = events; elem != NULL; elem = elem->next) {
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monitor_printf(mon, "%s : state %u\n",
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elem->value->name,
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elem->value->state == TRACE_EVENT_STATE_ENABLED ? 1 : 0);
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}
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qapi_free_TraceEventInfoList(events);
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}
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void qmp_client_migrate_info(const char *protocol, const char *hostname,
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bool has_port, int64_t port,
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bool has_tls_port, int64_t tls_port,
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bool has_cert_subject, const char *cert_subject,
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Error **errp)
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{
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if (strcmp(protocol, "spice") == 0) {
|
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if (!qemu_using_spice(errp)) {
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return;
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}
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if (!has_port && !has_tls_port) {
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error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port");
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return;
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}
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if (qemu_spice.migrate_info(hostname,
|
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has_port ? port : -1,
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has_tls_port ? tls_port : -1,
|
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cert_subject)) {
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error_setg(errp, "Could not set up display for migration");
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return;
|
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}
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return;
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}
|
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|
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error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "'spice'");
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}
|
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static void hmp_logfile(Monitor *mon, const QDict *qdict)
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{
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Error *err = NULL;
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qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err);
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if (err) {
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error_report_err(err);
|
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}
|
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}
|
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|
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static void hmp_log(Monitor *mon, const QDict *qdict)
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{
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int mask;
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const char *items = qdict_get_str(qdict, "items");
|
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|
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if (!strcmp(items, "none")) {
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mask = 0;
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} else {
|
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mask = qemu_str_to_log_mask(items);
|
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if (!mask) {
|
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help_cmd(mon, "log");
|
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return;
|
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}
|
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}
|
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qemu_set_log(mask);
|
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}
|
|
|
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static void hmp_singlestep(Monitor *mon, const QDict *qdict)
|
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{
|
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const char *option = qdict_get_try_str(qdict, "option");
|
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if (!option || !strcmp(option, "on")) {
|
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singlestep = 1;
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} else if (!strcmp(option, "off")) {
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singlestep = 0;
|
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} else {
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monitor_printf(mon, "unexpected option %s\n", option);
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}
|
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}
|
|
|
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static void hmp_gdbserver(Monitor *mon, const QDict *qdict)
|
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{
|
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const char *device = qdict_get_try_str(qdict, "device");
|
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if (!device) {
|
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device = "tcp::" DEFAULT_GDBSTUB_PORT;
|
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}
|
|
|
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if (gdbserver_start(device) < 0) {
|
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monitor_printf(mon, "Could not open gdbserver on device '%s'\n",
|
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device);
|
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} else if (strcmp(device, "none") == 0) {
|
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monitor_printf(mon, "Disabled gdbserver\n");
|
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} else {
|
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monitor_printf(mon, "Waiting for gdb connection on device '%s'\n",
|
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device);
|
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}
|
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}
|
|
|
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static void hmp_watchdog_action(Monitor *mon, const QDict *qdict)
|
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{
|
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const char *action = qdict_get_str(qdict, "action");
|
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if (select_watchdog_action(action) == -1) {
|
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monitor_printf(mon, "Unknown watchdog action '%s'\n", action);
|
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}
|
|
}
|
|
|
|
static void monitor_printc(Monitor *mon, int c)
|
|
{
|
|
monitor_printf(mon, "'");
|
|
switch(c) {
|
|
case '\'':
|
|
monitor_printf(mon, "\\'");
|
|
break;
|
|
case '\\':
|
|
monitor_printf(mon, "\\\\");
|
|
break;
|
|
case '\n':
|
|
monitor_printf(mon, "\\n");
|
|
break;
|
|
case '\r':
|
|
monitor_printf(mon, "\\r");
|
|
break;
|
|
default:
|
|
if (c >= 32 && c <= 126) {
|
|
monitor_printf(mon, "%c", c);
|
|
} else {
|
|
monitor_printf(mon, "\\x%02x", c);
|
|
}
|
|
break;
|
|
}
|
|
monitor_printf(mon, "'");
|
|
}
|
|
|
|
static void memory_dump(Monitor *mon, int count, int format, int wsize,
|
|
hwaddr addr, int is_physical)
|
|
{
|
|
int l, line_size, i, max_digits, len;
|
|
uint8_t buf[16];
|
|
uint64_t v;
|
|
CPUState *cs = mon_get_cpu(mon);
|
|
|
|
if (!cs && (format == 'i' || !is_physical)) {
|
|
monitor_printf(mon, "Can not dump without CPU\n");
|
|
return;
|
|
}
|
|
|
|
if (format == 'i') {
|
|
monitor_disas(mon, cs, addr, count, is_physical);
|
|
return;
|
|
}
|
|
|
|
len = wsize * count;
|
|
if (wsize == 1) {
|
|
line_size = 8;
|
|
} else {
|
|
line_size = 16;
|
|
}
|
|
max_digits = 0;
|
|
|
|
switch(format) {
|
|
case 'o':
|
|
max_digits = DIV_ROUND_UP(wsize * 8, 3);
|
|
break;
|
|
default:
|
|
case 'x':
|
|
max_digits = (wsize * 8) / 4;
|
|
break;
|
|
case 'u':
|
|
case 'd':
|
|
max_digits = DIV_ROUND_UP(wsize * 8 * 10, 33);
|
|
break;
|
|
case 'c':
|
|
wsize = 1;
|
|
break;
|
|
}
|
|
|
|
while (len > 0) {
|
|
if (is_physical) {
|
|
monitor_printf(mon, TARGET_FMT_plx ":", addr);
|
|
} else {
|
|
monitor_printf(mon, TARGET_FMT_lx ":", (target_ulong)addr);
|
|
}
|
|
l = len;
|
|
if (l > line_size)
|
|
l = line_size;
|
|
if (is_physical) {
|
|
AddressSpace *as = cs ? cs->as : &address_space_memory;
|
|
MemTxResult r = address_space_read(as, addr,
|
|
MEMTXATTRS_UNSPECIFIED, buf, l);
|
|
if (r != MEMTX_OK) {
|
|
monitor_printf(mon, " Cannot access memory\n");
|
|
break;
|
|
}
|
|
} else {
|
|
if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) {
|
|
monitor_printf(mon, " Cannot access memory\n");
|
|
break;
|
|
}
|
|
}
|
|
i = 0;
|
|
while (i < l) {
|
|
switch(wsize) {
|
|
default:
|
|
case 1:
|
|
v = ldub_p(buf + i);
|
|
break;
|
|
case 2:
|
|
v = lduw_p(buf + i);
|
|
break;
|
|
case 4:
|
|
v = (uint32_t)ldl_p(buf + i);
|
|
break;
|
|
case 8:
|
|
v = ldq_p(buf + i);
|
|
break;
|
|
}
|
|
monitor_printf(mon, " ");
|
|
switch(format) {
|
|
case 'o':
|
|
monitor_printf(mon, "%#*" PRIo64, max_digits, v);
|
|
break;
|
|
case 'x':
|
|
monitor_printf(mon, "0x%0*" PRIx64, max_digits, v);
|
|
break;
|
|
case 'u':
|
|
monitor_printf(mon, "%*" PRIu64, max_digits, v);
|
|
break;
|
|
case 'd':
|
|
monitor_printf(mon, "%*" PRId64, max_digits, v);
|
|
break;
|
|
case 'c':
|
|
monitor_printc(mon, v);
|
|
break;
|
|
}
|
|
i += wsize;
|
|
}
|
|
monitor_printf(mon, "\n");
|
|
addr += l;
|
|
len -= l;
|
|
}
|
|
}
|
|
|
|
static void hmp_memory_dump(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int count = qdict_get_int(qdict, "count");
|
|
int format = qdict_get_int(qdict, "format");
|
|
int size = qdict_get_int(qdict, "size");
|
|
target_long addr = qdict_get_int(qdict, "addr");
|
|
|
|
memory_dump(mon, count, format, size, addr, 0);
|
|
}
|
|
|
|
static void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int count = qdict_get_int(qdict, "count");
|
|
int format = qdict_get_int(qdict, "format");
|
|
int size = qdict_get_int(qdict, "size");
|
|
hwaddr addr = qdict_get_int(qdict, "addr");
|
|
|
|
memory_dump(mon, count, format, size, addr, 1);
|
|
}
|
|
|
|
void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, uint64_t size, Error **errp)
|
|
{
|
|
Int128 gpa_region_size;
|
|
MemoryRegionSection mrs = memory_region_find(get_system_memory(),
|
|
addr, size);
|
|
|
|
if (!mrs.mr) {
|
|
error_setg(errp, "No memory is mapped at address 0x%" HWADDR_PRIx, addr);
|
|
return NULL;
|
|
}
|
|
|
|
if (!memory_region_is_ram(mrs.mr) && !memory_region_is_romd(mrs.mr)) {
|
|
error_setg(errp, "Memory at address 0x%" HWADDR_PRIx "is not RAM", addr);
|
|
memory_region_unref(mrs.mr);
|
|
return NULL;
|
|
}
|
|
|
|
gpa_region_size = int128_make64(size);
|
|
if (int128_lt(mrs.size, gpa_region_size)) {
|
|
error_setg(errp, "Size of memory region at 0x%" HWADDR_PRIx
|
|
" exceeded.", addr);
|
|
memory_region_unref(mrs.mr);
|
|
return NULL;
|
|
}
|
|
|
|
*p_mr = mrs.mr;
|
|
return qemu_map_ram_ptr(mrs.mr->ram_block, mrs.offset_within_region);
|
|
}
|
|
|
|
static void hmp_gpa2hva(Monitor *mon, const QDict *qdict)
|
|
{
|
|
hwaddr addr = qdict_get_int(qdict, "addr");
|
|
Error *local_err = NULL;
|
|
MemoryRegion *mr = NULL;
|
|
void *ptr;
|
|
|
|
ptr = gpa2hva(&mr, addr, 1, &local_err);
|
|
if (local_err) {
|
|
error_report_err(local_err);
|
|
return;
|
|
}
|
|
|
|
monitor_printf(mon, "Host virtual address for 0x%" HWADDR_PRIx
|
|
" (%s) is %p\n",
|
|
addr, mr->name, ptr);
|
|
|
|
memory_region_unref(mr);
|
|
}
|
|
|
|
static void hmp_gva2gpa(Monitor *mon, const QDict *qdict)
|
|
{
|
|
target_ulong addr = qdict_get_int(qdict, "addr");
|
|
MemTxAttrs attrs;
|
|
CPUState *cs = mon_get_cpu(mon);
|
|
hwaddr gpa;
|
|
|
|
if (!cs) {
|
|
monitor_printf(mon, "No cpu\n");
|
|
return;
|
|
}
|
|
|
|
gpa = cpu_get_phys_page_attrs_debug(cs, addr & TARGET_PAGE_MASK, &attrs);
|
|
if (gpa == -1) {
|
|
monitor_printf(mon, "Unmapped\n");
|
|
} else {
|
|
monitor_printf(mon, "gpa: %#" HWADDR_PRIx "\n",
|
|
gpa + (addr & ~TARGET_PAGE_MASK));
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_LINUX
|
|
static uint64_t vtop(void *ptr, Error **errp)
|
|
{
|
|
uint64_t pinfo;
|
|
uint64_t ret = -1;
|
|
uintptr_t addr = (uintptr_t) ptr;
|
|
uintptr_t pagesize = qemu_real_host_page_size;
|
|
off_t offset = addr / pagesize * sizeof(pinfo);
|
|
int fd;
|
|
|
|
fd = open("/proc/self/pagemap", O_RDONLY);
|
|
if (fd == -1) {
|
|
error_setg_errno(errp, errno, "Cannot open /proc/self/pagemap");
|
|
return -1;
|
|
}
|
|
|
|
/* Force copy-on-write if necessary. */
|
|
qatomic_add((uint8_t *)ptr, 0);
|
|
|
|
if (pread(fd, &pinfo, sizeof(pinfo), offset) != sizeof(pinfo)) {
|
|
error_setg_errno(errp, errno, "Cannot read pagemap");
|
|
goto out;
|
|
}
|
|
if ((pinfo & (1ull << 63)) == 0) {
|
|
error_setg(errp, "Page not present");
|
|
goto out;
|
|
}
|
|
ret = ((pinfo & 0x007fffffffffffffull) * pagesize) | (addr & (pagesize - 1));
|
|
|
|
out:
|
|
close(fd);
|
|
return ret;
|
|
}
|
|
|
|
static void hmp_gpa2hpa(Monitor *mon, const QDict *qdict)
|
|
{
|
|
hwaddr addr = qdict_get_int(qdict, "addr");
|
|
Error *local_err = NULL;
|
|
MemoryRegion *mr = NULL;
|
|
void *ptr;
|
|
uint64_t physaddr;
|
|
|
|
ptr = gpa2hva(&mr, addr, 1, &local_err);
|
|
if (local_err) {
|
|
error_report_err(local_err);
|
|
return;
|
|
}
|
|
|
|
physaddr = vtop(ptr, &local_err);
|
|
if (local_err) {
|
|
error_report_err(local_err);
|
|
} else {
|
|
monitor_printf(mon, "Host physical address for 0x%" HWADDR_PRIx
|
|
" (%s) is 0x%" PRIx64 "\n",
|
|
addr, mr->name, (uint64_t) physaddr);
|
|
}
|
|
|
|
memory_region_unref(mr);
|
|
}
|
|
#endif
|
|
|
|
static void do_print(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int format = qdict_get_int(qdict, "format");
|
|
hwaddr val = qdict_get_int(qdict, "val");
|
|
|
|
switch(format) {
|
|
case 'o':
|
|
monitor_printf(mon, "%#" HWADDR_PRIo, val);
|
|
break;
|
|
case 'x':
|
|
monitor_printf(mon, "%#" HWADDR_PRIx, val);
|
|
break;
|
|
case 'u':
|
|
monitor_printf(mon, "%" HWADDR_PRIu, val);
|
|
break;
|
|
default:
|
|
case 'd':
|
|
monitor_printf(mon, "%" HWADDR_PRId, val);
|
|
break;
|
|
case 'c':
|
|
monitor_printc(mon, val);
|
|
break;
|
|
}
|
|
monitor_printf(mon, "\n");
|
|
}
|
|
|
|
static void hmp_sum(Monitor *mon, const QDict *qdict)
|
|
{
|
|
uint32_t addr;
|
|
uint16_t sum;
|
|
uint32_t start = qdict_get_int(qdict, "start");
|
|
uint32_t size = qdict_get_int(qdict, "size");
|
|
|
|
sum = 0;
|
|
for(addr = start; addr < (start + size); addr++) {
|
|
uint8_t val = address_space_ldub(&address_space_memory, addr,
|
|
MEMTXATTRS_UNSPECIFIED, NULL);
|
|
/* BSD sum algorithm ('sum' Unix command) */
|
|
sum = (sum >> 1) | (sum << 15);
|
|
sum += val;
|
|
}
|
|
monitor_printf(mon, "%05d\n", sum);
|
|
}
|
|
|
|
static int mouse_button_state;
|
|
|
|
static void hmp_mouse_move(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int dx, dy, dz, button;
|
|
const char *dx_str = qdict_get_str(qdict, "dx_str");
|
|
const char *dy_str = qdict_get_str(qdict, "dy_str");
|
|
const char *dz_str = qdict_get_try_str(qdict, "dz_str");
|
|
|
|
dx = strtol(dx_str, NULL, 0);
|
|
dy = strtol(dy_str, NULL, 0);
|
|
qemu_input_queue_rel(NULL, INPUT_AXIS_X, dx);
|
|
qemu_input_queue_rel(NULL, INPUT_AXIS_Y, dy);
|
|
|
|
if (dz_str) {
|
|
dz = strtol(dz_str, NULL, 0);
|
|
if (dz != 0) {
|
|
button = (dz > 0) ? INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
|
|
qemu_input_queue_btn(NULL, button, true);
|
|
qemu_input_event_sync();
|
|
qemu_input_queue_btn(NULL, button, false);
|
|
}
|
|
}
|
|
qemu_input_event_sync();
|
|
}
|
|
|
|
static void hmp_mouse_button(Monitor *mon, const QDict *qdict)
|
|
{
|
|
static uint32_t bmap[INPUT_BUTTON__MAX] = {
|
|
[INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON,
|
|
[INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON,
|
|
[INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON,
|
|
};
|
|
int button_state = qdict_get_int(qdict, "button_state");
|
|
|
|
if (mouse_button_state == button_state) {
|
|
return;
|
|
}
|
|
qemu_input_update_buttons(NULL, bmap, mouse_button_state, button_state);
|
|
qemu_input_event_sync();
|
|
mouse_button_state = button_state;
|
|
}
|
|
|
|
static void hmp_ioport_read(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int size = qdict_get_int(qdict, "size");
|
|
int addr = qdict_get_int(qdict, "addr");
|
|
int has_index = qdict_haskey(qdict, "index");
|
|
uint32_t val;
|
|
int suffix;
|
|
|
|
if (has_index) {
|
|
int index = qdict_get_int(qdict, "index");
|
|
cpu_outb(addr & IOPORTS_MASK, index & 0xff);
|
|
addr++;
|
|
}
|
|
addr &= 0xffff;
|
|
|
|
switch(size) {
|
|
default:
|
|
case 1:
|
|
val = cpu_inb(addr);
|
|
suffix = 'b';
|
|
break;
|
|
case 2:
|
|
val = cpu_inw(addr);
|
|
suffix = 'w';
|
|
break;
|
|
case 4:
|
|
val = cpu_inl(addr);
|
|
suffix = 'l';
|
|
break;
|
|
}
|
|
monitor_printf(mon, "port%c[0x%04x] = 0x%0*x\n",
|
|
suffix, addr, size * 2, val);
|
|
}
|
|
|
|
static void hmp_ioport_write(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int size = qdict_get_int(qdict, "size");
|
|
int addr = qdict_get_int(qdict, "addr");
|
|
int val = qdict_get_int(qdict, "val");
|
|
|
|
addr &= IOPORTS_MASK;
|
|
|
|
switch (size) {
|
|
default:
|
|
case 1:
|
|
cpu_outb(addr, val);
|
|
break;
|
|
case 2:
|
|
cpu_outw(addr, val);
|
|
break;
|
|
case 4:
|
|
cpu_outl(addr, val);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void hmp_boot_set(Monitor *mon, const QDict *qdict)
|
|
{
|
|
Error *local_err = NULL;
|
|
const char *bootdevice = qdict_get_str(qdict, "bootdevice");
|
|
|
|
qemu_boot_set(bootdevice, &local_err);
|
|
if (local_err) {
|
|
error_report_err(local_err);
|
|
} else {
|
|
monitor_printf(mon, "boot device list now set to %s\n", bootdevice);
|
|
}
|
|
}
|
|
|
|
static void hmp_info_mtree(Monitor *mon, const QDict *qdict)
|
|
{
|
|
bool flatview = qdict_get_try_bool(qdict, "flatview", false);
|
|
bool dispatch_tree = qdict_get_try_bool(qdict, "dispatch_tree", false);
|
|
bool owner = qdict_get_try_bool(qdict, "owner", false);
|
|
bool disabled = qdict_get_try_bool(qdict, "disabled", false);
|
|
|
|
mtree_info(flatview, dispatch_tree, owner, disabled);
|
|
}
|
|
|
|
#ifdef CONFIG_PROFILER
|
|
|
|
int64_t dev_time;
|
|
|
|
static void hmp_info_profile(Monitor *mon, const QDict *qdict)
|
|
{
|
|
static int64_t last_cpu_exec_time;
|
|
int64_t cpu_exec_time;
|
|
int64_t delta;
|
|
|
|
cpu_exec_time = tcg_cpu_exec_time();
|
|
delta = cpu_exec_time - last_cpu_exec_time;
|
|
|
|
monitor_printf(mon, "async time %" PRId64 " (%0.3f)\n",
|
|
dev_time, dev_time / (double)NANOSECONDS_PER_SECOND);
|
|
monitor_printf(mon, "qemu time %" PRId64 " (%0.3f)\n",
|
|
delta, delta / (double)NANOSECONDS_PER_SECOND);
|
|
last_cpu_exec_time = cpu_exec_time;
|
|
dev_time = 0;
|
|
}
|
|
#else
|
|
static void hmp_info_profile(Monitor *mon, const QDict *qdict)
|
|
{
|
|
monitor_printf(mon, "Internal profiler not compiled\n");
|
|
}
|
|
#endif
|
|
|
|
/* Capture support */
|
|
static QLIST_HEAD (capture_list_head, CaptureState) capture_head;
|
|
|
|
static void hmp_info_capture(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int i;
|
|
CaptureState *s;
|
|
|
|
for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
|
|
monitor_printf(mon, "[%d]: ", i);
|
|
s->ops.info (s->opaque);
|
|
}
|
|
}
|
|
|
|
static void hmp_stopcapture(Monitor *mon, const QDict *qdict)
|
|
{
|
|
int i;
|
|
int n = qdict_get_int(qdict, "n");
|
|
CaptureState *s;
|
|
|
|
for (s = capture_head.lh_first, i = 0; s; s = s->entries.le_next, ++i) {
|
|
if (i == n) {
|
|
s->ops.destroy (s->opaque);
|
|
QLIST_REMOVE (s, entries);
|
|
g_free (s);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void hmp_wavcapture(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *path = qdict_get_str(qdict, "path");
|
|
int freq = qdict_get_try_int(qdict, "freq", 44100);
|
|
int bits = qdict_get_try_int(qdict, "bits", 16);
|
|
int nchannels = qdict_get_try_int(qdict, "nchannels", 2);
|
|
const char *audiodev = qdict_get_str(qdict, "audiodev");
|
|
CaptureState *s;
|
|
AudioState *as = audio_state_by_name(audiodev);
|
|
|
|
if (!as) {
|
|
monitor_printf(mon, "Audiodev '%s' not found\n", audiodev);
|
|
return;
|
|
}
|
|
|
|
s = g_malloc0 (sizeof (*s));
|
|
|
|
if (wav_start_capture(as, s, path, freq, bits, nchannels)) {
|
|
monitor_printf(mon, "Failed to add wave capture\n");
|
|
g_free (s);
|
|
return;
|
|
}
|
|
QLIST_INSERT_HEAD (&capture_head, s, entries);
|
|
}
|
|
|
|
static QAuthZList *find_auth(Monitor *mon, const char *name)
|
|
{
|
|
Object *obj;
|
|
Object *container;
|
|
|
|
container = object_get_objects_root();
|
|
obj = object_resolve_path_component(container, name);
|
|
if (!obj) {
|
|
monitor_printf(mon, "acl: unknown list '%s'\n", name);
|
|
return NULL;
|
|
}
|
|
|
|
return QAUTHZ_LIST(obj);
|
|
}
|
|
|
|
static bool warn_acl;
|
|
static void hmp_warn_acl(void)
|
|
{
|
|
if (warn_acl) {
|
|
return;
|
|
}
|
|
error_report("The acl_show, acl_reset, acl_policy, acl_add, acl_remove "
|
|
"commands are deprecated with no replacement. Authorization "
|
|
"for VNC should be performed using the pluggable QAuthZ "
|
|
"objects");
|
|
warn_acl = true;
|
|
}
|
|
|
|
static void hmp_acl_show(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *aclname = qdict_get_str(qdict, "aclname");
|
|
QAuthZList *auth = find_auth(mon, aclname);
|
|
QAuthZListRuleList *rules;
|
|
size_t i = 0;
|
|
|
|
hmp_warn_acl();
|
|
|
|
if (!auth) {
|
|
return;
|
|
}
|
|
|
|
monitor_printf(mon, "policy: %s\n",
|
|
QAuthZListPolicy_str(auth->policy));
|
|
|
|
rules = auth->rules;
|
|
while (rules) {
|
|
QAuthZListRule *rule = rules->value;
|
|
i++;
|
|
monitor_printf(mon, "%zu: %s %s\n", i,
|
|
QAuthZListPolicy_str(rule->policy),
|
|
rule->match);
|
|
rules = rules->next;
|
|
}
|
|
}
|
|
|
|
static void hmp_acl_reset(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *aclname = qdict_get_str(qdict, "aclname");
|
|
QAuthZList *auth = find_auth(mon, aclname);
|
|
|
|
hmp_warn_acl();
|
|
|
|
if (!auth) {
|
|
return;
|
|
}
|
|
|
|
auth->policy = QAUTHZ_LIST_POLICY_DENY;
|
|
qapi_free_QAuthZListRuleList(auth->rules);
|
|
auth->rules = NULL;
|
|
monitor_printf(mon, "acl: removed all rules\n");
|
|
}
|
|
|
|
static void hmp_acl_policy(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *aclname = qdict_get_str(qdict, "aclname");
|
|
const char *policy = qdict_get_str(qdict, "policy");
|
|
QAuthZList *auth = find_auth(mon, aclname);
|
|
int val;
|
|
Error *err = NULL;
|
|
|
|
hmp_warn_acl();
|
|
|
|
if (!auth) {
|
|
return;
|
|
}
|
|
|
|
val = qapi_enum_parse(&QAuthZListPolicy_lookup,
|
|
policy,
|
|
QAUTHZ_LIST_POLICY_DENY,
|
|
&err);
|
|
if (err) {
|
|
error_free(err);
|
|
monitor_printf(mon, "acl: unknown policy '%s', "
|
|
"expected 'deny' or 'allow'\n", policy);
|
|
} else {
|
|
auth->policy = val;
|
|
if (auth->policy == QAUTHZ_LIST_POLICY_ALLOW) {
|
|
monitor_printf(mon, "acl: policy set to 'allow'\n");
|
|
} else {
|
|
monitor_printf(mon, "acl: policy set to 'deny'\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
static QAuthZListFormat hmp_acl_get_format(const char *match)
|
|
{
|
|
if (strchr(match, '*')) {
|
|
return QAUTHZ_LIST_FORMAT_GLOB;
|
|
} else {
|
|
return QAUTHZ_LIST_FORMAT_EXACT;
|
|
}
|
|
}
|
|
|
|
static void hmp_acl_add(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *aclname = qdict_get_str(qdict, "aclname");
|
|
const char *match = qdict_get_str(qdict, "match");
|
|
const char *policystr = qdict_get_str(qdict, "policy");
|
|
int has_index = qdict_haskey(qdict, "index");
|
|
int index = qdict_get_try_int(qdict, "index", -1);
|
|
QAuthZList *auth = find_auth(mon, aclname);
|
|
Error *err = NULL;
|
|
QAuthZListPolicy policy;
|
|
QAuthZListFormat format;
|
|
size_t i = 0;
|
|
|
|
hmp_warn_acl();
|
|
|
|
if (!auth) {
|
|
return;
|
|
}
|
|
|
|
policy = qapi_enum_parse(&QAuthZListPolicy_lookup,
|
|
policystr,
|
|
QAUTHZ_LIST_POLICY_DENY,
|
|
&err);
|
|
if (err) {
|
|
error_free(err);
|
|
monitor_printf(mon, "acl: unknown policy '%s', "
|
|
"expected 'deny' or 'allow'\n", policystr);
|
|
return;
|
|
}
|
|
|
|
format = hmp_acl_get_format(match);
|
|
|
|
if (has_index && index == 0) {
|
|
monitor_printf(mon, "acl: unable to add acl entry\n");
|
|
return;
|
|
}
|
|
|
|
if (has_index) {
|
|
i = qauthz_list_insert_rule(auth, match, policy,
|
|
format, index - 1, &err);
|
|
} else {
|
|
i = qauthz_list_append_rule(auth, match, policy,
|
|
format, &err);
|
|
}
|
|
if (err) {
|
|
monitor_printf(mon, "acl: unable to add rule: %s",
|
|
error_get_pretty(err));
|
|
error_free(err);
|
|
} else {
|
|
monitor_printf(mon, "acl: added rule at position %zu\n", i + 1);
|
|
}
|
|
}
|
|
|
|
static void hmp_acl_remove(Monitor *mon, const QDict *qdict)
|
|
{
|
|
const char *aclname = qdict_get_str(qdict, "aclname");
|
|
const char *match = qdict_get_str(qdict, "match");
|
|
QAuthZList *auth = find_auth(mon, aclname);
|
|
ssize_t i = 0;
|
|
|
|
hmp_warn_acl();
|
|
|
|
if (!auth) {
|
|
return;
|
|
}
|
|
|
|
i = qauthz_list_delete_rule(auth, match);
|
|
if (i >= 0) {
|
|
monitor_printf(mon, "acl: removed rule at position %zu\n", i + 1);
|
|
} else {
|
|
monitor_printf(mon, "acl: no matching acl entry\n");
|
|
}
|
|
}
|
|
|
|
void qmp_getfd(const char *fdname, Error **errp)
|
|
{
|
|
Monitor *cur_mon = monitor_cur();
|
|
mon_fd_t *monfd;
|
|
int fd, tmp_fd;
|
|
|
|
fd = qemu_chr_fe_get_msgfd(&cur_mon->chr);
|
|
if (fd == -1) {
|
|
error_setg(errp, "No file descriptor supplied via SCM_RIGHTS");
|
|
return;
|
|
}
|
|
|
|
if (qemu_isdigit(fdname[0])) {
|
|
close(fd);
|
|
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
|
|
"a name not starting with a digit");
|
|
return;
|
|
}
|
|
|
|
QEMU_LOCK_GUARD(&cur_mon->mon_lock);
|
|
QLIST_FOREACH(monfd, &cur_mon->fds, next) {
|
|
if (strcmp(monfd->name, fdname) != 0) {
|
|
continue;
|
|
}
|
|
|
|
tmp_fd = monfd->fd;
|
|
monfd->fd = fd;
|
|
/* Make sure close() is outside critical section */
|
|
close(tmp_fd);
|
|
return;
|
|
}
|
|
|
|
monfd = g_malloc0(sizeof(mon_fd_t));
|
|
monfd->name = g_strdup(fdname);
|
|
monfd->fd = fd;
|
|
|
|
QLIST_INSERT_HEAD(&cur_mon->fds, monfd, next);
|
|
}
|
|
|
|
void qmp_closefd(const char *fdname, Error **errp)
|
|
{
|
|
Monitor *cur_mon = monitor_cur();
|
|
mon_fd_t *monfd;
|
|
int tmp_fd;
|
|
|
|
qemu_mutex_lock(&cur_mon->mon_lock);
|
|
QLIST_FOREACH(monfd, &cur_mon->fds, next) {
|
|
if (strcmp(monfd->name, fdname) != 0) {
|
|
continue;
|
|
}
|
|
|
|
QLIST_REMOVE(monfd, next);
|
|
tmp_fd = monfd->fd;
|
|
g_free(monfd->name);
|
|
g_free(monfd);
|
|
qemu_mutex_unlock(&cur_mon->mon_lock);
|
|
/* Make sure close() is outside critical section */
|
|
close(tmp_fd);
|
|
return;
|
|
}
|
|
|
|
qemu_mutex_unlock(&cur_mon->mon_lock);
|
|
error_setg(errp, "File descriptor named '%s' not found", fdname);
|
|
}
|
|
|
|
int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
|
|
{
|
|
mon_fd_t *monfd;
|
|
|
|
QEMU_LOCK_GUARD(&mon->mon_lock);
|
|
QLIST_FOREACH(monfd, &mon->fds, next) {
|
|
int fd;
|
|
|
|
if (strcmp(monfd->name, fdname) != 0) {
|
|
continue;
|
|
}
|
|
|
|
fd = monfd->fd;
|
|
|
|
/* caller takes ownership of fd */
|
|
QLIST_REMOVE(monfd, next);
|
|
g_free(monfd->name);
|
|
g_free(monfd);
|
|
|
|
return fd;
|
|
}
|
|
|
|
error_setg(errp, "File descriptor named '%s' has not been found", fdname);
|
|
return -1;
|
|
}
|
|
|
|
static void monitor_fdset_cleanup(MonFdset *mon_fdset)
|
|
{
|
|
MonFdsetFd *mon_fdset_fd;
|
|
MonFdsetFd *mon_fdset_fd_next;
|
|
|
|
QLIST_FOREACH_SAFE(mon_fdset_fd, &mon_fdset->fds, next, mon_fdset_fd_next) {
|
|
if ((mon_fdset_fd->removed ||
|
|
(QLIST_EMPTY(&mon_fdset->dup_fds) && mon_refcount == 0)) &&
|
|
runstate_is_running()) {
|
|
close(mon_fdset_fd->fd);
|
|
g_free(mon_fdset_fd->opaque);
|
|
QLIST_REMOVE(mon_fdset_fd, next);
|
|
g_free(mon_fdset_fd);
|
|
}
|
|
}
|
|
|
|
if (QLIST_EMPTY(&mon_fdset->fds) && QLIST_EMPTY(&mon_fdset->dup_fds)) {
|
|
QLIST_REMOVE(mon_fdset, next);
|
|
g_free(mon_fdset);
|
|
}
|
|
}
|
|
|
|
void monitor_fdsets_cleanup(void)
|
|
{
|
|
MonFdset *mon_fdset;
|
|
MonFdset *mon_fdset_next;
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
QLIST_FOREACH_SAFE(mon_fdset, &mon_fdsets, next, mon_fdset_next) {
|
|
monitor_fdset_cleanup(mon_fdset);
|
|
}
|
|
}
|
|
|
|
AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque,
|
|
const char *opaque, Error **errp)
|
|
{
|
|
int fd;
|
|
Monitor *mon = monitor_cur();
|
|
AddfdInfo *fdinfo;
|
|
|
|
fd = qemu_chr_fe_get_msgfd(&mon->chr);
|
|
if (fd == -1) {
|
|
error_setg(errp, "No file descriptor supplied via SCM_RIGHTS");
|
|
goto error;
|
|
}
|
|
|
|
fdinfo = monitor_fdset_add_fd(fd, has_fdset_id, fdset_id,
|
|
has_opaque, opaque, errp);
|
|
if (fdinfo) {
|
|
return fdinfo;
|
|
}
|
|
|
|
error:
|
|
if (fd != -1) {
|
|
close(fd);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void qmp_remove_fd(int64_t fdset_id, bool has_fd, int64_t fd, Error **errp)
|
|
{
|
|
MonFdset *mon_fdset;
|
|
MonFdsetFd *mon_fdset_fd;
|
|
char fd_str[60];
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
if (mon_fdset->id != fdset_id) {
|
|
continue;
|
|
}
|
|
QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
|
|
if (has_fd) {
|
|
if (mon_fdset_fd->fd != fd) {
|
|
continue;
|
|
}
|
|
mon_fdset_fd->removed = true;
|
|
break;
|
|
} else {
|
|
mon_fdset_fd->removed = true;
|
|
}
|
|
}
|
|
if (has_fd && !mon_fdset_fd) {
|
|
goto error;
|
|
}
|
|
monitor_fdset_cleanup(mon_fdset);
|
|
return;
|
|
}
|
|
|
|
error:
|
|
if (has_fd) {
|
|
snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64 ", fd:%" PRId64,
|
|
fdset_id, fd);
|
|
} else {
|
|
snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id);
|
|
}
|
|
error_setg(errp, "File descriptor named '%s' not found", fd_str);
|
|
}
|
|
|
|
FdsetInfoList *qmp_query_fdsets(Error **errp)
|
|
{
|
|
MonFdset *mon_fdset;
|
|
MonFdsetFd *mon_fdset_fd;
|
|
FdsetInfoList *fdset_list = NULL;
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
FdsetInfo *fdset_info = g_malloc0(sizeof(*fdset_info));
|
|
|
|
fdset_info->fdset_id = mon_fdset->id;
|
|
|
|
QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
|
|
FdsetFdInfo *fdsetfd_info;
|
|
|
|
fdsetfd_info = g_malloc0(sizeof(*fdsetfd_info));
|
|
fdsetfd_info->fd = mon_fdset_fd->fd;
|
|
if (mon_fdset_fd->opaque) {
|
|
fdsetfd_info->has_opaque = true;
|
|
fdsetfd_info->opaque = g_strdup(mon_fdset_fd->opaque);
|
|
} else {
|
|
fdsetfd_info->has_opaque = false;
|
|
}
|
|
|
|
QAPI_LIST_PREPEND(fdset_info->fds, fdsetfd_info);
|
|
}
|
|
|
|
QAPI_LIST_PREPEND(fdset_list, fdset_info);
|
|
}
|
|
|
|
return fdset_list;
|
|
}
|
|
|
|
AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id,
|
|
bool has_opaque, const char *opaque,
|
|
Error **errp)
|
|
{
|
|
MonFdset *mon_fdset = NULL;
|
|
MonFdsetFd *mon_fdset_fd;
|
|
AddfdInfo *fdinfo;
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
if (has_fdset_id) {
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
/* Break if match found or match impossible due to ordering by ID */
|
|
if (fdset_id <= mon_fdset->id) {
|
|
if (fdset_id < mon_fdset->id) {
|
|
mon_fdset = NULL;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (mon_fdset == NULL) {
|
|
int64_t fdset_id_prev = -1;
|
|
MonFdset *mon_fdset_cur = QLIST_FIRST(&mon_fdsets);
|
|
|
|
if (has_fdset_id) {
|
|
if (fdset_id < 0) {
|
|
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
|
|
"a non-negative value");
|
|
return NULL;
|
|
}
|
|
/* Use specified fdset ID */
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
mon_fdset_cur = mon_fdset;
|
|
if (fdset_id < mon_fdset_cur->id) {
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
/* Use first available fdset ID */
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
mon_fdset_cur = mon_fdset;
|
|
if (fdset_id_prev == mon_fdset_cur->id - 1) {
|
|
fdset_id_prev = mon_fdset_cur->id;
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
mon_fdset = g_malloc0(sizeof(*mon_fdset));
|
|
if (has_fdset_id) {
|
|
mon_fdset->id = fdset_id;
|
|
} else {
|
|
mon_fdset->id = fdset_id_prev + 1;
|
|
}
|
|
|
|
/* The fdset list is ordered by fdset ID */
|
|
if (!mon_fdset_cur) {
|
|
QLIST_INSERT_HEAD(&mon_fdsets, mon_fdset, next);
|
|
} else if (mon_fdset->id < mon_fdset_cur->id) {
|
|
QLIST_INSERT_BEFORE(mon_fdset_cur, mon_fdset, next);
|
|
} else {
|
|
QLIST_INSERT_AFTER(mon_fdset_cur, mon_fdset, next);
|
|
}
|
|
}
|
|
|
|
mon_fdset_fd = g_malloc0(sizeof(*mon_fdset_fd));
|
|
mon_fdset_fd->fd = fd;
|
|
mon_fdset_fd->removed = false;
|
|
if (has_opaque) {
|
|
mon_fdset_fd->opaque = g_strdup(opaque);
|
|
}
|
|
QLIST_INSERT_HEAD(&mon_fdset->fds, mon_fdset_fd, next);
|
|
|
|
fdinfo = g_malloc0(sizeof(*fdinfo));
|
|
fdinfo->fdset_id = mon_fdset->id;
|
|
fdinfo->fd = mon_fdset_fd->fd;
|
|
|
|
return fdinfo;
|
|
}
|
|
|
|
int monitor_fdset_dup_fd_add(int64_t fdset_id, int flags)
|
|
{
|
|
#ifdef _WIN32
|
|
return -ENOENT;
|
|
#else
|
|
MonFdset *mon_fdset;
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
MonFdsetFd *mon_fdset_fd;
|
|
MonFdsetFd *mon_fdset_fd_dup;
|
|
int fd = -1;
|
|
int dup_fd;
|
|
int mon_fd_flags;
|
|
|
|
if (mon_fdset->id != fdset_id) {
|
|
continue;
|
|
}
|
|
|
|
QLIST_FOREACH(mon_fdset_fd, &mon_fdset->fds, next) {
|
|
mon_fd_flags = fcntl(mon_fdset_fd->fd, F_GETFL);
|
|
if (mon_fd_flags == -1) {
|
|
return -1;
|
|
}
|
|
|
|
if ((flags & O_ACCMODE) == (mon_fd_flags & O_ACCMODE)) {
|
|
fd = mon_fdset_fd->fd;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (fd == -1) {
|
|
errno = EACCES;
|
|
return -1;
|
|
}
|
|
|
|
dup_fd = qemu_dup_flags(fd, flags);
|
|
if (dup_fd == -1) {
|
|
return -1;
|
|
}
|
|
|
|
mon_fdset_fd_dup = g_malloc0(sizeof(*mon_fdset_fd_dup));
|
|
mon_fdset_fd_dup->fd = dup_fd;
|
|
QLIST_INSERT_HEAD(&mon_fdset->dup_fds, mon_fdset_fd_dup, next);
|
|
return dup_fd;
|
|
}
|
|
|
|
errno = ENOENT;
|
|
return -1;
|
|
#endif
|
|
}
|
|
|
|
static int64_t monitor_fdset_dup_fd_find_remove(int dup_fd, bool remove)
|
|
{
|
|
MonFdset *mon_fdset;
|
|
MonFdsetFd *mon_fdset_fd_dup;
|
|
|
|
QEMU_LOCK_GUARD(&mon_fdsets_lock);
|
|
QLIST_FOREACH(mon_fdset, &mon_fdsets, next) {
|
|
QLIST_FOREACH(mon_fdset_fd_dup, &mon_fdset->dup_fds, next) {
|
|
if (mon_fdset_fd_dup->fd == dup_fd) {
|
|
if (remove) {
|
|
QLIST_REMOVE(mon_fdset_fd_dup, next);
|
|
g_free(mon_fdset_fd_dup);
|
|
if (QLIST_EMPTY(&mon_fdset->dup_fds)) {
|
|
monitor_fdset_cleanup(mon_fdset);
|
|
}
|
|
return -1;
|
|
} else {
|
|
return mon_fdset->id;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int64_t monitor_fdset_dup_fd_find(int dup_fd)
|
|
{
|
|
return monitor_fdset_dup_fd_find_remove(dup_fd, false);
|
|
}
|
|
|
|
void monitor_fdset_dup_fd_remove(int dup_fd)
|
|
{
|
|
monitor_fdset_dup_fd_find_remove(dup_fd, true);
|
|
}
|
|
|
|
int monitor_fd_param(Monitor *mon, const char *fdname, Error **errp)
|
|
{
|
|
int fd;
|
|
Error *local_err = NULL;
|
|
|
|
if (!qemu_isdigit(fdname[0]) && mon) {
|
|
fd = monitor_get_fd(mon, fdname, &local_err);
|
|
} else {
|
|
fd = qemu_parse_fd(fdname);
|
|
if (fd == -1) {
|
|
error_setg(&local_err, "Invalid file descriptor number '%s'",
|
|
fdname);
|
|
}
|
|
}
|
|
if (local_err) {
|
|
error_propagate(errp, local_err);
|
|
assert(fd == -1);
|
|
} else {
|
|
assert(fd != -1);
|
|
}
|
|
|
|
return fd;
|
|
}
|
|
|
|
/* Please update hmp-commands.hx when adding or changing commands */
|
|
static HMPCommand hmp_info_cmds[] = {
|
|
#include "hmp-commands-info.h"
|
|
{ NULL, NULL, },
|
|
};
|
|
|
|
/* hmp_cmds and hmp_info_cmds would be sorted at runtime */
|
|
HMPCommand hmp_cmds[] = {
|
|
#include "hmp-commands.h"
|
|
{ NULL, NULL, },
|
|
};
|
|
|
|
/*
|
|
* Set @pval to the value in the register identified by @name.
|
|
* return 0 if OK, -1 if not found
|
|
*/
|
|
int get_monitor_def(Monitor *mon, int64_t *pval, const char *name)
|
|
{
|
|
const MonitorDef *md = target_monitor_defs();
|
|
CPUState *cs = mon_get_cpu(mon);
|
|
void *ptr;
|
|
uint64_t tmp = 0;
|
|
int ret;
|
|
|
|
if (cs == NULL || md == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
for(; md->name != NULL; md++) {
|
|
if (hmp_compare_cmd(name, md->name)) {
|
|
if (md->get_value) {
|
|
*pval = md->get_value(mon, md, md->offset);
|
|
} else {
|
|
CPUArchState *env = mon_get_cpu_env(mon);
|
|
ptr = (uint8_t *)env + md->offset;
|
|
switch(md->type) {
|
|
case MD_I32:
|
|
*pval = *(int32_t *)ptr;
|
|
break;
|
|
case MD_TLONG:
|
|
*pval = *(target_long *)ptr;
|
|
break;
|
|
default:
|
|
*pval = 0;
|
|
break;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
ret = target_get_monitor_def(cs, name, &tmp);
|
|
if (!ret) {
|
|
*pval = (target_long) tmp;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void add_completion_option(ReadLineState *rs, const char *str,
|
|
const char *option)
|
|
{
|
|
if (!str || !option) {
|
|
return;
|
|
}
|
|
if (!strncmp(option, str, strlen(str))) {
|
|
readline_add_completion(rs, option);
|
|
}
|
|
}
|
|
|
|
void chardev_add_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
ChardevBackendInfoList *list, *start;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
|
|
start = list = qmp_query_chardev_backends(NULL);
|
|
while (list) {
|
|
const char *chr_name = list->value->name;
|
|
|
|
if (!strncmp(chr_name, str, len)) {
|
|
readline_add_completion(rs, chr_name);
|
|
}
|
|
list = list->next;
|
|
}
|
|
qapi_free_ChardevBackendInfoList(start);
|
|
}
|
|
|
|
void netdev_add_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
int i;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
for (i = 0; i < NET_CLIENT_DRIVER__MAX; i++) {
|
|
add_completion_option(rs, str, NetClientDriver_str(i));
|
|
}
|
|
}
|
|
|
|
void device_add_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
GSList *list, *elt;
|
|
size_t len;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
list = elt = object_class_get_list(TYPE_DEVICE, false);
|
|
while (elt) {
|
|
const char *name;
|
|
DeviceClass *dc = OBJECT_CLASS_CHECK(DeviceClass, elt->data,
|
|
TYPE_DEVICE);
|
|
name = object_class_get_name(OBJECT_CLASS(dc));
|
|
|
|
if (dc->user_creatable
|
|
&& !strncmp(name, str, len)) {
|
|
readline_add_completion(rs, name);
|
|
}
|
|
elt = elt->next;
|
|
}
|
|
g_slist_free(list);
|
|
}
|
|
|
|
void object_add_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
GSList *list, *elt;
|
|
size_t len;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
list = elt = object_class_get_list(TYPE_USER_CREATABLE, false);
|
|
while (elt) {
|
|
const char *name;
|
|
|
|
name = object_class_get_name(OBJECT_CLASS(elt->data));
|
|
if (!strncmp(name, str, len) && strcmp(name, TYPE_USER_CREATABLE)) {
|
|
readline_add_completion(rs, name);
|
|
}
|
|
elt = elt->next;
|
|
}
|
|
g_slist_free(list);
|
|
}
|
|
|
|
static int qdev_add_hotpluggable_device(Object *obj, void *opaque)
|
|
{
|
|
GSList **list = opaque;
|
|
DeviceState *dev = (DeviceState *)object_dynamic_cast(obj, TYPE_DEVICE);
|
|
|
|
if (dev == NULL) {
|
|
return 0;
|
|
}
|
|
|
|
if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) {
|
|
*list = g_slist_append(*list, dev);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static GSList *qdev_build_hotpluggable_device_list(Object *peripheral)
|
|
{
|
|
GSList *list = NULL;
|
|
|
|
object_child_foreach(peripheral, qdev_add_hotpluggable_device, &list);
|
|
|
|
return list;
|
|
}
|
|
|
|
static void peripheral_device_del_completion(ReadLineState *rs,
|
|
const char *str, size_t len)
|
|
{
|
|
Object *peripheral = container_get(qdev_get_machine(), "/peripheral");
|
|
GSList *list, *item;
|
|
|
|
list = qdev_build_hotpluggable_device_list(peripheral);
|
|
if (!list) {
|
|
return;
|
|
}
|
|
|
|
for (item = list; item; item = g_slist_next(item)) {
|
|
DeviceState *dev = item->data;
|
|
|
|
if (dev->id && !strncmp(str, dev->id, len)) {
|
|
readline_add_completion(rs, dev->id);
|
|
}
|
|
}
|
|
|
|
g_slist_free(list);
|
|
}
|
|
|
|
void chardev_remove_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
ChardevInfoList *list, *start;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
|
|
start = list = qmp_query_chardev(NULL);
|
|
while (list) {
|
|
ChardevInfo *chr = list->value;
|
|
|
|
if (!strncmp(chr->label, str, len)) {
|
|
readline_add_completion(rs, chr->label);
|
|
}
|
|
list = list->next;
|
|
}
|
|
qapi_free_ChardevInfoList(start);
|
|
}
|
|
|
|
static void ringbuf_completion(ReadLineState *rs, const char *str)
|
|
{
|
|
size_t len;
|
|
ChardevInfoList *list, *start;
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
|
|
start = list = qmp_query_chardev(NULL);
|
|
while (list) {
|
|
ChardevInfo *chr_info = list->value;
|
|
|
|
if (!strncmp(chr_info->label, str, len)) {
|
|
Chardev *chr = qemu_chr_find(chr_info->label);
|
|
if (chr && CHARDEV_IS_RINGBUF(chr)) {
|
|
readline_add_completion(rs, chr_info->label);
|
|
}
|
|
}
|
|
list = list->next;
|
|
}
|
|
qapi_free_ChardevInfoList(start);
|
|
}
|
|
|
|
void ringbuf_write_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
ringbuf_completion(rs, str);
|
|
}
|
|
|
|
void device_del_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
peripheral_device_del_completion(rs, str, len);
|
|
}
|
|
|
|
void object_del_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
ObjectPropertyInfoList *list, *start;
|
|
size_t len;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
|
|
start = list = qmp_qom_list("/objects", NULL);
|
|
while (list) {
|
|
ObjectPropertyInfo *info = list->value;
|
|
|
|
if (!strncmp(info->type, "child<", 5)
|
|
&& !strncmp(info->name, str, len)) {
|
|
readline_add_completion(rs, info->name);
|
|
}
|
|
list = list->next;
|
|
}
|
|
qapi_free_ObjectPropertyInfoList(start);
|
|
}
|
|
|
|
void sendkey_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
int i;
|
|
char *sep;
|
|
size_t len;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
sep = strrchr(str, '-');
|
|
if (sep) {
|
|
str = sep + 1;
|
|
}
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
for (i = 0; i < Q_KEY_CODE__MAX; i++) {
|
|
if (!strncmp(str, QKeyCode_str(i), len)) {
|
|
readline_add_completion(rs, QKeyCode_str(i));
|
|
}
|
|
}
|
|
}
|
|
|
|
void set_link_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
if (nb_args == 2) {
|
|
NetClientState *ncs[MAX_QUEUE_NUM];
|
|
int count, i;
|
|
count = qemu_find_net_clients_except(NULL, ncs,
|
|
NET_CLIENT_DRIVER_NONE,
|
|
MAX_QUEUE_NUM);
|
|
for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
|
|
const char *name = ncs[i]->name;
|
|
if (!strncmp(str, name, len)) {
|
|
readline_add_completion(rs, name);
|
|
}
|
|
}
|
|
} else if (nb_args == 3) {
|
|
add_completion_option(rs, str, "on");
|
|
add_completion_option(rs, str, "off");
|
|
}
|
|
}
|
|
|
|
void netdev_del_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
int len, count, i;
|
|
NetClientState *ncs[MAX_QUEUE_NUM];
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
count = qemu_find_net_clients_except(NULL, ncs, NET_CLIENT_DRIVER_NIC,
|
|
MAX_QUEUE_NUM);
|
|
for (i = 0; i < MIN(count, MAX_QUEUE_NUM); i++) {
|
|
const char *name = ncs[i]->name;
|
|
if (strncmp(str, name, len)) {
|
|
continue;
|
|
}
|
|
if (ncs[i]->is_netdev) {
|
|
readline_add_completion(rs, name);
|
|
}
|
|
}
|
|
}
|
|
|
|
void info_trace_events_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
if (nb_args == 2) {
|
|
TraceEventIter iter;
|
|
TraceEvent *ev;
|
|
char *pattern = g_strdup_printf("%s*", str);
|
|
trace_event_iter_init(&iter, pattern);
|
|
while ((ev = trace_event_iter_next(&iter)) != NULL) {
|
|
readline_add_completion(rs, trace_event_get_name(ev));
|
|
}
|
|
g_free(pattern);
|
|
}
|
|
}
|
|
|
|
void trace_event_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
size_t len;
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
if (nb_args == 2) {
|
|
TraceEventIter iter;
|
|
TraceEvent *ev;
|
|
char *pattern = g_strdup_printf("%s*", str);
|
|
trace_event_iter_init(&iter, pattern);
|
|
while ((ev = trace_event_iter_next(&iter)) != NULL) {
|
|
readline_add_completion(rs, trace_event_get_name(ev));
|
|
}
|
|
g_free(pattern);
|
|
} else if (nb_args == 3) {
|
|
add_completion_option(rs, str, "on");
|
|
add_completion_option(rs, str, "off");
|
|
}
|
|
}
|
|
|
|
void watchdog_action_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
int i;
|
|
|
|
if (nb_args != 2) {
|
|
return;
|
|
}
|
|
readline_set_completion_index(rs, strlen(str));
|
|
for (i = 0; i < WATCHDOG_ACTION__MAX; i++) {
|
|
add_completion_option(rs, str, WatchdogAction_str(i));
|
|
}
|
|
}
|
|
|
|
void migrate_set_capability_completion(ReadLineState *rs, int nb_args,
|
|
const char *str)
|
|
{
|
|
size_t len;
|
|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
|
|
if (nb_args == 2) {
|
|
int i;
|
|
for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) {
|
|
const char *name = MigrationCapability_str(i);
|
|
if (!strncmp(str, name, len)) {
|
|
readline_add_completion(rs, name);
|
|
}
|
|
}
|
|
} else if (nb_args == 3) {
|
|
add_completion_option(rs, str, "on");
|
|
add_completion_option(rs, str, "off");
|
|
}
|
|
}
|
|
|
|
void migrate_set_parameter_completion(ReadLineState *rs, int nb_args,
|
|
const char *str)
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|
{
|
|
size_t len;
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|
|
|
len = strlen(str);
|
|
readline_set_completion_index(rs, len);
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|
if (nb_args == 2) {
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|
int i;
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|
for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) {
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|
const char *name = MigrationParameter_str(i);
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|
if (!strncmp(str, name, len)) {
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|
readline_add_completion(rs, name);
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|
}
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|
}
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|
}
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|
}
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|
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|
static void vm_completion(ReadLineState *rs, const char *str)
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|
{
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|
size_t len;
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|
BlockDriverState *bs;
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|
BdrvNextIterator it;
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|
|
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len = strlen(str);
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|
readline_set_completion_index(rs, len);
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|
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for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
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|
SnapshotInfoList *snapshots, *snapshot;
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|
AioContext *ctx = bdrv_get_aio_context(bs);
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|
bool ok = false;
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|
|
|
aio_context_acquire(ctx);
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|
if (bdrv_can_snapshot(bs)) {
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|
ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0;
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|
}
|
|
aio_context_release(ctx);
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|
if (!ok) {
|
|
continue;
|
|
}
|
|
|
|
snapshot = snapshots;
|
|
while (snapshot) {
|
|
char *completion = snapshot->value->name;
|
|
if (!strncmp(str, completion, len)) {
|
|
readline_add_completion(rs, completion);
|
|
}
|
|
completion = snapshot->value->id;
|
|
if (!strncmp(str, completion, len)) {
|
|
readline_add_completion(rs, completion);
|
|
}
|
|
snapshot = snapshot->next;
|
|
}
|
|
qapi_free_SnapshotInfoList(snapshots);
|
|
}
|
|
|
|
}
|
|
|
|
void delvm_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
if (nb_args == 2) {
|
|
vm_completion(rs, str);
|
|
}
|
|
}
|
|
|
|
void loadvm_completion(ReadLineState *rs, int nb_args, const char *str)
|
|
{
|
|
if (nb_args == 2) {
|
|
vm_completion(rs, str);
|
|
}
|
|
}
|
|
|
|
static int
|
|
compare_mon_cmd(const void *a, const void *b)
|
|
{
|
|
return strcmp(((const HMPCommand *)a)->name,
|
|
((const HMPCommand *)b)->name);
|
|
}
|
|
|
|
static void sortcmdlist(void)
|
|
{
|
|
qsort(hmp_cmds, ARRAY_SIZE(hmp_cmds) - 1,
|
|
sizeof(*hmp_cmds),
|
|
compare_mon_cmd);
|
|
qsort(hmp_info_cmds, ARRAY_SIZE(hmp_info_cmds) - 1,
|
|
sizeof(*hmp_info_cmds),
|
|
compare_mon_cmd);
|
|
}
|
|
|
|
void monitor_init_globals(void)
|
|
{
|
|
monitor_init_globals_core();
|
|
monitor_init_qmp_commands();
|
|
sortcmdlist();
|
|
qemu_mutex_init(&mon_fdsets_lock);
|
|
}
|