#include "sysemu/kvm.h"
#include "qemu/acl.h"
#include "sysemu/tpm.h"
+#include "qapi/qmp/qerror.h"
#include "qapi/qmp/qint.h"
#include "qapi/qmp/qfloat.h"
#include "qapi/qmp/qlist.h"
#endif
#include "hw/lm32/lm32_pic.h"
-//#define DEBUG
-//#define DEBUG_COMPLETION
-
/*
* Supported types:
*
*
*/
-typedef struct MonitorCompletionData MonitorCompletionData;
-struct MonitorCompletionData {
- Monitor *mon;
- void (*user_print)(Monitor *mon, const QObject *data);
-};
-
typedef struct mon_cmd_t {
const char *name;
const char *args_type;
const char *params;
const char *help;
- void (*user_print)(Monitor *mon, const QObject *data);
union {
void (*cmd)(Monitor *mon, const QDict *qdict);
- int (*cmd_new)(Monitor *mon, const QDict *params, QObject **ret_data);
- int (*cmd_async)(Monitor *mon, const QDict *params,
- MonitorCompletion *cb, void *opaque);
+ void (*cmd_new)(QDict *params, QObject **ret_data, Error **errp);
} mhandler;
- int flags;
/* @sub_table is a list of 2nd level of commands. If it do not exist,
* mhandler should be used. If it exist, sub_table[?].mhandler should be
* used, and mhandler of 1st level plays the role of help function.
QLIST_ENTRY(MonFdset) next;
};
-typedef struct MonitorControl {
+typedef struct {
QObject *id;
JSONMessageParser parser;
- int command_mode;
-} MonitorControl;
+ /*
+ * When a client connects, we're in capabilities negotiation mode.
+ * When command qmp_capabilities succeeds, we go into command
+ * mode.
+ */
+ bool in_command_mode; /* are we in command mode? */
+} MonitorQMP;
/*
* To prevent flooding clients, events can be throttled. The
int mux_out;
ReadLineState *rs;
- MonitorControl *mc;
+ MonitorQMP qmp;
CPUState *mon_cpu;
BlockCompletionFunc *password_completion_cb;
void *password_opaque;
mon_cmd_t *cmd_table;
- QError *error;
QLIST_HEAD(,mon_fd_t) fds;
QLIST_ENTRY(Monitor) entry;
};
static const mon_cmd_t qmp_cmds[];
Monitor *cur_mon;
-Monitor *default_mon;
static void monitor_command_cb(void *opaque, const char *cmdline,
void *readline_opaque);
-static inline int qmp_cmd_mode(const Monitor *mon)
-{
- return (mon->mc ? mon->mc->command_mode : 0);
-}
-
-/* Return true if in control mode, false otherwise */
-static inline int monitor_ctrl_mode(const Monitor *mon)
+/**
+ * Is @mon a QMP monitor?
+ */
+static inline bool monitor_is_qmp(const Monitor *mon)
{
return (mon->flags & MONITOR_USE_CONTROL);
}
-/* Return non-zero iff we have a current monitor, and it is in QMP mode. */
-int monitor_cur_is_qmp(void)
+/**
+ * Is the current monitor, if any, a QMP monitor?
+ */
+bool monitor_cur_is_qmp(void)
{
- return cur_mon && monitor_ctrl_mode(cur_mon);
+ return cur_mon && monitor_is_qmp(cur_mon);
}
void monitor_read_command(Monitor *mon, int show_prompt)
if (!mon)
return;
- if (monitor_ctrl_mode(mon)) {
+ if (monitor_is_qmp(mon)) {
return;
}
return 0;
}
-static void monitor_user_noop(Monitor *mon, const QObject *data) { }
-
-static inline int handler_is_qobject(const mon_cmd_t *cmd)
-{
- return cmd->user_print != NULL;
-}
-
-static inline bool handler_is_async(const mon_cmd_t *cmd)
-{
- return cmd->flags & MONITOR_CMD_ASYNC;
-}
-
-static inline int monitor_has_error(const Monitor *mon)
-{
- return mon->error != NULL;
-}
-
static void monitor_json_emitter(Monitor *mon, const QObject *data)
{
QString *json;
QDECREF(json);
}
-static QDict *build_qmp_error_dict(const QError *err)
+static QDict *build_qmp_error_dict(Error *err)
{
QObject *obj;
- obj = qobject_from_jsonf("{ 'error': { 'class': %s, 'desc': %p } }",
- ErrorClass_lookup[err->err_class],
- qerror_human(err));
+ obj = qobject_from_jsonf("{ 'error': { 'class': %s, 'desc': %s } }",
+ ErrorClass_lookup[error_get_class(err)],
+ error_get_pretty(err));
return qobject_to_qdict(obj);
}
-static void monitor_protocol_emitter(Monitor *mon, QObject *data)
+static void monitor_protocol_emitter(Monitor *mon, QObject *data,
+ Error *err)
{
QDict *qmp;
trace_monitor_protocol_emitter(mon);
- if (!monitor_has_error(mon)) {
+ if (!err) {
/* success response */
qmp = qdict_new();
if (data) {
}
} else {
/* error response */
- qmp = build_qmp_error_dict(mon->error);
- QDECREF(mon->error);
- mon->error = NULL;
+ qmp = build_qmp_error_dict(err);
}
- if (mon->mc->id) {
- qdict_put_obj(qmp, "id", mon->mc->id);
- mon->mc->id = NULL;
+ if (mon->qmp.id) {
+ qdict_put_obj(qmp, "id", mon->qmp.id);
+ mon->qmp.id = NULL;
}
monitor_json_emitter(mon, QOBJECT(qmp));
trace_monitor_protocol_event_emit(event, data);
QLIST_FOREACH(mon, &mon_list, entry) {
- if (monitor_ctrl_mode(mon) && qmp_cmd_mode(mon)) {
+ if (monitor_is_qmp(mon) && mon->qmp.in_command_mode) {
monitor_json_emitter(mon, data);
}
}
qmp_event_set_func_emit(monitor_qapi_event_queue);
}
-static int do_qmp_capabilities(Monitor *mon, const QDict *params,
- QObject **ret_data)
+static void qmp_capabilities(QDict *params, QObject **ret_data, Error **errp)
{
- /* Will setup QMP capabilities in the future */
- if (monitor_ctrl_mode(mon)) {
- mon->mc->command_mode = 1;
- }
-
- return 0;
+ cur_mon->qmp.in_command_mode = true;
}
-static void handle_user_command(Monitor *mon, const char *cmdline);
+static void handle_hmp_command(Monitor *mon, const char *cmdline);
static void monitor_data_init(Monitor *mon)
{
int ret = monitor_set_cpu(cpu_index);
if (ret < 0) {
cur_mon = old_mon;
- error_set(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
- "a CPU number");
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index",
+ "a CPU number");
goto out;
}
}
- handle_user_command(&hmp, command_line);
+ handle_hmp_command(&hmp, command_line);
cur_mon = old_mon;
qemu_mutex_lock(&hmp.out_lock);
}
#endif
-static void user_monitor_complete(void *opaque, QObject *ret_data)
-{
- MonitorCompletionData *data = (MonitorCompletionData *)opaque;
-
- if (ret_data) {
- data->user_print(data->mon, ret_data);
- }
- monitor_resume(data->mon);
- g_free(data);
-}
-
-static void qmp_monitor_complete(void *opaque, QObject *ret_data)
-{
- monitor_protocol_emitter(opaque, ret_data);
-}
-
-static int qmp_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
- const QDict *params)
-{
- return cmd->mhandler.cmd_async(mon, params, qmp_monitor_complete, mon);
-}
-
-static void user_async_cmd_handler(Monitor *mon, const mon_cmd_t *cmd,
- const QDict *params)
-{
- int ret;
-
- MonitorCompletionData *cb_data = g_malloc(sizeof(*cb_data));
- cb_data->mon = mon;
- cb_data->user_print = cmd->user_print;
- monitor_suspend(mon);
- ret = cmd->mhandler.cmd_async(mon, params,
- user_monitor_complete, cb_data);
- if (ret < 0) {
- monitor_resume(mon);
- g_free(cb_data);
- }
-}
-
static void hmp_info_help(Monitor *mon, const QDict *qdict)
{
help_cmd(mon, "info");
return 0;
}
-static CPUArchState *mon_get_cpu(void)
+static CPUState *mon_get_cpu(void)
{
if (!cur_mon->mon_cpu) {
monitor_set_cpu(0);
}
cpu_synchronize_state(cur_mon->mon_cpu);
- return cur_mon->mon_cpu->env_ptr;
+ return cur_mon->mon_cpu;
+}
+
+static CPUArchState *mon_get_cpu_env(void)
+{
+ return mon_get_cpu()->env_ptr;
}
int monitor_get_cpu_index(void)
{
- CPUState *cpu = ENV_GET_CPU(mon_get_cpu());
- return cpu->cpu_index;
+ return mon_get_cpu()->cpu_index;
}
static void hmp_info_registers(Monitor *mon, const QDict *qdict)
{
- CPUState *cpu;
- CPUArchState *env;
- env = mon_get_cpu();
- cpu = ENV_GET_CPU(env);
- cpu_dump_state(cpu, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
+ cpu_dump_state(mon_get_cpu(), (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
}
static void hmp_info_jit(Monitor *mon, const QDict *qdict)
static void hmp_info_cpustats(Monitor *mon, const QDict *qdict)
{
- CPUState *cpu;
- CPUArchState *env;
-
- env = mon_get_cpu();
- cpu = ENV_GET_CPU(env);
- cpu_dump_statistics(cpu, (FILE *)mon, &monitor_fprintf, 0);
+ cpu_dump_statistics(mon_get_cpu(), (FILE *)mon, &monitor_fprintf, 0);
}
static void hmp_info_trace_events(Monitor *mon, const QDict *qdict)
qapi_free_TraceEventInfoList(events);
}
-static int client_migrate_info(Monitor *mon, const QDict *qdict,
- QObject **ret_data)
+void qmp_client_migrate_info(const char *protocol, const char *hostname,
+ bool has_port, int64_t port,
+ bool has_tls_port, int64_t tls_port,
+ bool has_cert_subject, const char *cert_subject,
+ Error **errp)
{
- const char *protocol = qdict_get_str(qdict, "protocol");
- const char *hostname = qdict_get_str(qdict, "hostname");
- const char *subject = qdict_get_try_str(qdict, "cert-subject");
- int port = qdict_get_try_int(qdict, "port", -1);
- int tls_port = qdict_get_try_int(qdict, "tls-port", -1);
- Error *err = NULL;
- int ret;
-
if (strcmp(protocol, "spice") == 0) {
- if (!qemu_using_spice(&err)) {
- qerror_report_err(err);
- error_free(err);
- return -1;
+ if (!qemu_using_spice(errp)) {
+ return;
}
- if (port == -1 && tls_port == -1) {
- qerror_report(QERR_MISSING_PARAMETER, "port/tls-port");
- return -1;
+ if (!has_port && !has_tls_port) {
+ error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port");
+ return;
}
- ret = qemu_spice_migrate_info(hostname, port, tls_port, subject);
- if (ret != 0) {
- qerror_report(QERR_UNDEFINED_ERROR);
- return -1;
+ if (qemu_spice_migrate_info(hostname,
+ has_port ? port : -1,
+ has_tls_port ? tls_port : -1,
+ cert_subject)) {
+ error_setg(errp, QERR_UNDEFINED_ERROR);
+ return;
}
- return 0;
+ return;
}
- qerror_report(QERR_INVALID_PARAMETER, "protocol");
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "spice");
}
static void hmp_logfile(Monitor *mon, const QDict *qdict)
static void memory_dump(Monitor *mon, int count, int format, int wsize,
hwaddr addr, int is_physical)
{
- CPUArchState *env;
int l, line_size, i, max_digits, len;
uint8_t buf[16];
uint64_t v;
if (format == 'i') {
- int flags;
- flags = 0;
- env = mon_get_cpu();
+ int flags = 0;
#ifdef TARGET_I386
+ CPUArchState *env = mon_get_cpu_env();
if (wsize == 2) {
flags = 1;
} else if (wsize == 4) {
}
#endif
#ifdef TARGET_PPC
+ CPUArchState *env = mon_get_cpu_env();
flags = msr_le << 16;
flags |= env->bfd_mach;
#endif
- monitor_disas(mon, env, addr, count, is_physical, flags);
+ monitor_disas(mon, mon_get_cpu(), addr, count, is_physical, flags);
return;
}
if (is_physical) {
cpu_physical_memory_read(addr, buf, l);
} else {
- env = mon_get_cpu();
- if (cpu_memory_rw_debug(ENV_GET_CPU(env), addr, buf, l, 0) < 0) {
+ if (cpu_memory_rw_debug(mon_get_cpu(), addr, buf, l, 0) < 0) {
monitor_printf(mon, " Cannot access memory\n");
break;
}
{
CPUArchState *env;
- env = mon_get_cpu();
+ env = mon_get_cpu_env();
if (!(env->cr[0] & CR0_PG_MASK)) {
monitor_printf(mon, "PG disabled\n");
{
CPUArchState *env;
- env = mon_get_cpu();
+ env = mon_get_cpu_env();
if (!(env->cr[0] & CR0_PG_MASK)) {
monitor_printf(mon, "PG disabled\n");
static void hmp_info_tlb(Monitor *mon, const QDict *qdict)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
int i;
monitor_printf (mon, "ITLB:\n");
#if defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_XTENSA)
static void hmp_info_tlb(Monitor *mon, const QDict *qdict)
{
- CPUArchState *env1 = mon_get_cpu();
+ CPUArchState *env1 = mon_get_cpu_env();
dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
}
uint64_t misc = qdict_get_int(qdict, "misc");
int flags = MCE_INJECT_UNCOND_AO;
- if (qdict_get_try_bool(qdict, "broadcast", 0)) {
+ if (qdict_get_try_bool(qdict, "broadcast", false)) {
flags |= MCE_INJECT_BROADCAST;
}
cs = qemu_get_cpu(cpu_index);
fd = qemu_chr_fe_get_msgfd(cur_mon->chr);
if (fd == -1) {
- error_set(errp, QERR_FD_NOT_SUPPLIED);
+ error_setg(errp, QERR_FD_NOT_SUPPLIED);
return;
}
if (qemu_isdigit(fdname[0])) {
close(fd);
- error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
- "a name not starting with a digit");
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdname",
+ "a name not starting with a digit");
return;
}
return;
}
- error_set(errp, QERR_FD_NOT_FOUND, fdname);
+ error_setg(errp, QERR_FD_NOT_FOUND, fdname);
}
static void hmp_loadvm(Monitor *mon, const QDict *qdict)
fd = qemu_chr_fe_get_msgfd(mon->chr);
if (fd == -1) {
- error_set(errp, QERR_FD_NOT_SUPPLIED);
+ error_setg(errp, QERR_FD_NOT_SUPPLIED);
goto error;
}
} else {
snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id);
}
- error_set(errp, QERR_FD_NOT_FOUND, fd_str);
+ error_setg(errp, QERR_FD_NOT_FOUND, fd_str);
}
FdsetInfoList *qmp_query_fdsets(Error **errp)
if (has_fdset_id) {
if (fdset_id < 0) {
- error_set(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
- "a non-negative value");
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "fdset-id",
+ "a non-negative value");
return NULL;
}
/* Use specified fdset ID */
.help = "show memory devices",
.mhandler.cmd = hmp_info_memory_devices,
},
+ {
+ .name = "rocker",
+ .args_type = "name:s",
+ .params = "name",
+ .help = "Show rocker switch",
+ .mhandler.cmd = hmp_rocker,
+ },
+ {
+ .name = "rocker-ports",
+ .args_type = "name:s",
+ .params = "name",
+ .help = "Show rocker ports",
+ .mhandler.cmd = hmp_rocker_ports,
+ },
+ {
+ .name = "rocker-of-dpa-flows",
+ .args_type = "name:s,tbl_id:i?",
+ .params = "name [tbl_id]",
+ .help = "Show rocker OF-DPA flow tables",
+ .mhandler.cmd = hmp_rocker_of_dpa_flows,
+ },
+ {
+ .name = "rocker-of-dpa-groups",
+ .args_type = "name:s,type:i?",
+ .params = "name [type]",
+ .help = "Show rocker OF-DPA groups",
+ .mhandler.cmd = hmp_rocker_of_dpa_groups,
+ },
{
.name = NULL,
},
#if defined(TARGET_I386)
static target_long monitor_get_pc (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return env->eip + env->segs[R_CS].base;
}
#endif
#if defined(TARGET_PPC)
static target_long monitor_get_ccr (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
unsigned int u;
int i;
static target_long monitor_get_msr (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return env->msr;
}
static target_long monitor_get_xer (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return env->xer;
}
static target_long monitor_get_decr (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return cpu_ppc_load_decr(env);
}
static target_long monitor_get_tbu (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return cpu_ppc_load_tbu(env);
}
static target_long monitor_get_tbl (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return cpu_ppc_load_tbl(env);
}
#endif
#ifndef TARGET_SPARC64
static target_long monitor_get_psr (const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return cpu_get_psr(env);
}
static target_long monitor_get_reg(const struct MonitorDef *md, int val)
{
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
return env->regwptr[val];
}
#endif
if (md->get_value) {
*pval = md->get_value(md, md->offset);
} else {
- CPUArchState *env = mon_get_cpu();
+ CPUArchState *env = mon_get_cpu_env();
ptr = (uint8_t *)env + md->offset;
switch(md->type) {
case MD_I32:
}
/*
- * Parse @cmdline according to command table @table.
- * If @cmdline is blank, return NULL.
- * If it can't be parsed, report to @mon, and return NULL.
- * Else, insert command arguments into @qdict, and return the command.
- * If a sub-command table exists, and if @cmdline contains an additional string
- * for a sub-command, this function will try to search the sub-command table.
- * If no additional string for a sub-command is present, this function will
- * return the command found in @table.
- * Do not assume the returned command points into @table! It doesn't
- * when the command is a sub-command.
+ * Parse command name from @cmdp according to command table @table.
+ * If blank, return NULL.
+ * Else, if no valid command can be found, report to @mon, and return
+ * NULL.
+ * Else, change @cmdp to point right behind the name, and return its
+ * command table entry.
+ * Do not assume the return value points into @table! It doesn't when
+ * the command is found in a sub-command table.
*/
static const mon_cmd_t *monitor_parse_command(Monitor *mon,
- const char *cmdline,
- int start,
- mon_cmd_t *table,
- QDict *qdict)
+ const char **cmdp,
+ mon_cmd_t *table)
{
- const char *p, *typestr;
- int c;
+ const char *p;
const mon_cmd_t *cmd;
char cmdname[256];
- char buf[1024];
- char *key;
-
-#ifdef DEBUG
- monitor_printf(mon, "command='%s', start='%d'\n", cmdline, start);
-#endif
/* extract the command name */
- p = get_command_name(cmdline + start, cmdname, sizeof(cmdname));
+ p = get_command_name(*cmdp, cmdname, sizeof(cmdname));
if (!p)
return NULL;
cmd = search_dispatch_table(table, cmdname);
if (!cmd) {
monitor_printf(mon, "unknown command: '%.*s'\n",
- (int)(p - cmdline), cmdline);
+ (int)(p - *cmdp), *cmdp);
return NULL;
}
while (qemu_isspace(*p)) {
p++;
}
+
+ *cmdp = p;
/* search sub command */
- if (cmd->sub_table != NULL) {
- /* check if user set additional command */
- if (*p == '\0') {
- return cmd;
- }
- return monitor_parse_command(mon, cmdline, p - cmdline,
- cmd->sub_table, qdict);
+ if (cmd->sub_table != NULL && *p != '\0') {
+ return monitor_parse_command(mon, cmdp, cmd->sub_table);
}
+ return cmd;
+}
+
+/*
+ * Parse arguments for @cmd.
+ * If it can't be parsed, report to @mon, and return NULL.
+ * Else, insert command arguments into a QDict, and return it.
+ * Note: On success, caller has to free the QDict structure.
+ */
+
+static QDict *monitor_parse_arguments(Monitor *mon,
+ const char **endp,
+ const mon_cmd_t *cmd)
+{
+ const char *typestr;
+ char *key;
+ int c;
+ const char *p = *endp;
+ char buf[1024];
+ QDict *qdict = qdict_new();
+
/* parse the parameters */
typestr = cmd->args_type;
for(;;) {
switch(c) {
case 'F':
monitor_printf(mon, "%s: filename expected\n",
- cmdname);
+ cmd->name);
break;
case 'B':
monitor_printf(mon, "%s: block device name expected\n",
- cmdname);
+ cmd->name);
break;
default:
- monitor_printf(mon, "%s: string expected\n", cmdname);
+ monitor_printf(mon, "%s: string expected\n", cmd->name);
break;
}
goto fail;
if (get_str(buf, sizeof(buf), &p) < 0) {
goto fail;
}
- opts = qemu_opts_parse(opts_list, buf, 1);
+ opts = qemu_opts_parse_noisily(opts_list, buf, true);
if (!opts) {
goto fail;
}
goto fail;
/* Check if 'i' is greater than 32-bit */
if ((c == 'i') && ((val >> 32) & 0xffffffff)) {
- monitor_printf(mon, "\'%s\' has failed: ", cmdname);
+ monitor_printf(mon, "\'%s\' has failed: ", cmd->name);
monitor_printf(mon, "integer is for 32-bit values\n");
goto fail;
} else if (c == 'M') {
case 'b':
{
const char *beg;
- int val;
+ bool val;
while (qemu_isspace(*p)) {
p++;
p++;
}
if (p - beg == 2 && !memcmp(beg, "on", p - beg)) {
- val = 1;
+ val = true;
} else if (p - beg == 3 && !memcmp(beg, "off", p - beg)) {
- val = 0;
+ val = false;
} else {
monitor_printf(mon, "Expected 'on' or 'off'\n");
goto fail;
}
- qdict_put(qdict, key, qbool_from_int(val));
+ qdict_put(qdict, key, qbool_from_bool(val));
}
break;
case '-':
if(!is_valid_option(p, typestr)) {
monitor_printf(mon, "%s: unsupported option -%c\n",
- cmdname, *p);
+ cmd->name, *p);
goto fail;
} else {
skip_key = 1;
} else {
/* has option */
p++;
- qdict_put(qdict, key, qbool_from_int(1));
+ qdict_put(qdict, key, qbool_from_bool(true));
}
}
}
len = strlen(p);
if (len <= 0) {
monitor_printf(mon, "%s: string expected\n",
- cmdname);
- break;
+ cmd->name);
+ goto fail;
}
qdict_put(qdict, key, qstring_from_str(p));
p += len;
break;
default:
bad_type:
- monitor_printf(mon, "%s: unknown type '%c'\n", cmdname, c);
+ monitor_printf(mon, "%s: unknown type '%c'\n", cmd->name, c);
goto fail;
}
g_free(key);
p++;
if (*p != '\0') {
monitor_printf(mon, "%s: extraneous characters at the end of line\n",
- cmdname);
+ cmd->name);
goto fail;
}
- return cmd;
+ return qdict;
fail:
+ QDECREF(qdict);
g_free(key);
return NULL;
}
-void monitor_set_error(Monitor *mon, QError *qerror)
-{
- /* report only the first error */
- if (!mon->error) {
- mon->error = qerror;
- } else {
- QDECREF(qerror);
- }
-}
-
-static void handler_audit(Monitor *mon, const mon_cmd_t *cmd, int ret)
-{
- if (ret && !monitor_has_error(mon)) {
- /*
- * If it returns failure, it must have passed on error.
- *
- * Action: Report an internal error to the client if in QMP.
- */
- qerror_report(QERR_UNDEFINED_ERROR);
- }
-}
-
-static void handle_user_command(Monitor *mon, const char *cmdline)
+static void handle_hmp_command(Monitor *mon, const char *cmdline)
{
QDict *qdict;
const mon_cmd_t *cmd;
- qdict = qdict_new();
-
- cmd = monitor_parse_command(mon, cmdline, 0, mon->cmd_table, qdict);
- if (!cmd)
- goto out;
-
- if (handler_is_async(cmd)) {
- user_async_cmd_handler(mon, cmd, qdict);
- } else if (handler_is_qobject(cmd)) {
- QObject *data = NULL;
+ cmd = monitor_parse_command(mon, &cmdline, mon->cmd_table);
+ if (!cmd) {
+ return;
+ }
- /* XXX: ignores the error code */
- cmd->mhandler.cmd_new(mon, qdict, &data);
- assert(!monitor_has_error(mon));
- if (data) {
- cmd->user_print(mon, data);
- qobject_decref(data);
- }
- } else {
- cmd->mhandler.cmd(mon, qdict);
+ qdict = monitor_parse_arguments(mon, &cmdline, cmd);
+ if (!qdict) {
+ monitor_printf(mon, "Try \"help %s\" for more information\n",
+ cmd->name);
+ return;
}
-out:
+ cmd->mhandler.cmd(mon, qdict);
QDECREF(qdict);
}
path[input_path_len] = '\0';
pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
}
-#ifdef DEBUG_COMPLETION
- monitor_printf(mon, "input='%s' path='%s' prefix='%s'\n",
- input, path, file_prefix);
-#endif
+
ffs = opendir(path);
if (!ffs)
return;
if (parse_cmdline(cmdline, &nb_args, args) < 0) {
return;
}
-#ifdef DEBUG_COMPLETION
- {
- int i;
- for (i = 0; i < nb_args; i++) {
- monitor_printf(mon, "arg%d = '%s'\n", i, args[i]);
- }
- }
-#endif
/* if the line ends with a space, it means we want to complete the
next arg */
return (mon->suspend_cnt == 0) ? 1 : 0;
}
-static bool invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd)
+static bool invalid_qmp_mode(const Monitor *mon, const mon_cmd_t *cmd,
+ Error **errp)
{
- bool is_cap = cmd->mhandler.cmd_new == do_qmp_capabilities;
- if (is_cap && qmp_cmd_mode(mon)) {
- qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
- "Capabilities negotiation is already complete, command "
- "'%s' ignored", cmd->name);
+ bool is_cap = cmd->mhandler.cmd_new == qmp_capabilities;
+
+ if (is_cap && mon->qmp.in_command_mode) {
+ error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND,
+ "Capabilities negotiation is already complete, command "
+ "'%s' ignored", cmd->name);
return true;
}
- if (!is_cap && !qmp_cmd_mode(mon)) {
- qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
- "Expecting capabilities negotiation with "
- "'qmp_capabilities' before command '%s'", cmd->name);
+ if (!is_cap && !mon->qmp.in_command_mode) {
+ error_set(errp, ERROR_CLASS_COMMAND_NOT_FOUND,
+ "Expecting capabilities negotiation with "
+ "'qmp_capabilities' before command '%s'", cmd->name);
return true;
}
return false;
* the QMP_ACCEPT_UNKNOWNS flag is set, then the
* checking is skipped for it.
*/
-static int check_client_args_type(const QDict *client_args,
- const QDict *cmd_args, int flags)
+static void check_client_args_type(const QDict *client_args,
+ const QDict *cmd_args, int flags,
+ Error **errp)
{
const QDictEntry *ent;
continue;
}
/* client arg doesn't exist */
- qerror_report(QERR_INVALID_PARAMETER, client_arg_name);
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER, client_arg_name);
+ return;
}
arg_type = qobject_to_qstring(obj);
case 'B':
case 's':
if (qobject_type(client_arg) != QTYPE_QSTRING) {
- qerror_report(QERR_INVALID_PARAMETER_TYPE, client_arg_name,
- "string");
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
+ client_arg_name, "string");
+ return;
}
break;
case 'i':
case 'M':
case 'o':
if (qobject_type(client_arg) != QTYPE_QINT) {
- qerror_report(QERR_INVALID_PARAMETER_TYPE, client_arg_name,
- "int");
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
+ client_arg_name, "int");
+ return;
}
break;
case 'T':
if (qobject_type(client_arg) != QTYPE_QINT &&
qobject_type(client_arg) != QTYPE_QFLOAT) {
- qerror_report(QERR_INVALID_PARAMETER_TYPE, client_arg_name,
- "number");
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
+ client_arg_name, "number");
+ return;
}
break;
case 'b':
case '-':
if (qobject_type(client_arg) != QTYPE_QBOOL) {
- qerror_report(QERR_INVALID_PARAMETER_TYPE, client_arg_name,
- "bool");
- return -1;
+ error_setg(errp, QERR_INVALID_PARAMETER_TYPE,
+ client_arg_name, "bool");
+ return;
}
break;
case 'O':
abort();
}
}
-
- return 0;
}
/*
* - Check if the client has passed all mandatory args
* - Set special flags for argument validation
*/
-static int check_mandatory_args(const QDict *cmd_args,
- const QDict *client_args, int *flags)
+static void check_mandatory_args(const QDict *cmd_args,
+ const QDict *client_args, int *flags,
+ Error **errp)
{
const QDictEntry *ent;
} else if (qstring_get_str(type)[0] != '-' &&
qstring_get_str(type)[1] != '?' &&
!qdict_haskey(client_args, cmd_arg_name)) {
- qerror_report(QERR_MISSING_PARAMETER, cmd_arg_name);
- return -1;
+ error_setg(errp, QERR_MISSING_PARAMETER, cmd_arg_name);
+ return;
}
}
-
- return 0;
}
static QDict *qdict_from_args_type(const char *args_type)
* 3. Each argument provided by the client must have the type expected
* by the command
*/
-static int qmp_check_client_args(const mon_cmd_t *cmd, QDict *client_args)
+static void qmp_check_client_args(const mon_cmd_t *cmd, QDict *client_args,
+ Error **errp)
{
- int flags, err;
+ Error *err = NULL;
+ int flags;
QDict *cmd_args;
cmd_args = qdict_from_args_type(cmd->args_type);
flags = 0;
- err = check_mandatory_args(cmd_args, client_args, &flags);
+ check_mandatory_args(cmd_args, client_args, &flags, &err);
if (err) {
goto out;
}
- err = check_client_args_type(client_args, cmd_args, flags);
+ check_client_args_type(client_args, cmd_args, flags, &err);
out:
+ error_propagate(errp, err);
QDECREF(cmd_args);
- return err;
}
/*
* 5. If the "id" key exists, it can be anything (ie. json-value)
* 6. Any argument not listed above is considered invalid
*/
-static QDict *qmp_check_input_obj(QObject *input_obj)
+static QDict *qmp_check_input_obj(QObject *input_obj, Error **errp)
{
const QDictEntry *ent;
int has_exec_key = 0;
QDict *input_dict;
if (qobject_type(input_obj) != QTYPE_QDICT) {
- qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "object");
+ error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "object");
return NULL;
}
if (!strcmp(arg_name, "execute")) {
if (qobject_type(arg_obj) != QTYPE_QSTRING) {
- qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "execute",
- "string");
+ error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
+ "execute", "string");
return NULL;
}
has_exec_key = 1;
} else if (!strcmp(arg_name, "arguments")) {
if (qobject_type(arg_obj) != QTYPE_QDICT) {
- qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "arguments",
- "object");
+ error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
+ "arguments", "object");
return NULL;
}
} else if (!strcmp(arg_name, "id")) {
- /* FIXME: check duplicated IDs for async commands */
+ /* Any string is acceptable as "id", so nothing to check */
} else {
- qerror_report(QERR_QMP_EXTRA_MEMBER, arg_name);
+ error_setg(errp, QERR_QMP_EXTRA_MEMBER, arg_name);
return NULL;
}
}
if (!has_exec_key) {
- qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "execute");
+ error_setg(errp, QERR_QMP_BAD_INPUT_OBJECT, "execute");
return NULL;
}
return input_dict;
}
-static void qmp_call_cmd(Monitor *mon, const mon_cmd_t *cmd,
- const QDict *params)
-{
- int ret;
- QObject *data = NULL;
-
- ret = cmd->mhandler.cmd_new(mon, params, &data);
- handler_audit(mon, cmd, ret);
- monitor_protocol_emitter(mon, data);
- qobject_decref(data);
-}
-
static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
{
- int err;
- QObject *obj;
+ Error *local_err = NULL;
+ QObject *obj, *data;
QDict *input, *args;
const mon_cmd_t *cmd;
const char *cmd_name;
Monitor *mon = cur_mon;
args = input = NULL;
+ data = NULL;
obj = json_parser_parse(tokens, NULL);
if (!obj) {
// FIXME: should be triggered in json_parser_parse()
- qerror_report(QERR_JSON_PARSING);
+ error_setg(&local_err, QERR_JSON_PARSING);
goto err_out;
}
- input = qmp_check_input_obj(obj);
+ input = qmp_check_input_obj(obj, &local_err);
if (!input) {
qobject_decref(obj);
goto err_out;
}
- mon->mc->id = qdict_get(input, "id");
- qobject_incref(mon->mc->id);
+ mon->qmp.id = qdict_get(input, "id");
+ qobject_incref(mon->qmp.id);
cmd_name = qdict_get_str(input, "execute");
trace_handle_qmp_command(mon, cmd_name);
cmd = qmp_find_cmd(cmd_name);
if (!cmd) {
- qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
- "The command %s has not been found", cmd_name);
+ error_set(&local_err, ERROR_CLASS_COMMAND_NOT_FOUND,
+ "The command %s has not been found", cmd_name);
goto err_out;
}
- if (invalid_qmp_mode(mon, cmd)) {
+ if (invalid_qmp_mode(mon, cmd, &local_err)) {
goto err_out;
}
QINCREF(args);
}
- err = qmp_check_client_args(cmd, args);
- if (err < 0) {
+ qmp_check_client_args(cmd, args, &local_err);
+ if (local_err) {
goto err_out;
}
- if (handler_is_async(cmd)) {
- err = qmp_async_cmd_handler(mon, cmd, args);
- if (err) {
- /* emit the error response */
- goto err_out;
- }
- } else {
- qmp_call_cmd(mon, cmd, args);
- }
-
- goto out;
+ cmd->mhandler.cmd_new(args, &data, &local_err);
err_out:
- monitor_protocol_emitter(mon, NULL);
-out:
+ monitor_protocol_emitter(mon, data, local_err);
+ qobject_decref(data);
QDECREF(input);
QDECREF(args);
}
-/**
- * monitor_control_read(): Read and handle QMP input
- */
-static void monitor_control_read(void *opaque, const uint8_t *buf, int size)
+static void monitor_qmp_read(void *opaque, const uint8_t *buf, int size)
{
Monitor *old_mon = cur_mon;
cur_mon = opaque;
- json_message_parser_feed(&cur_mon->mc->parser, (const char *) buf, size);
+ json_message_parser_feed(&cur_mon->qmp.parser, (const char *) buf, size);
cur_mon = old_mon;
}
if (size == 0 || buf[size - 1] != 0)
monitor_printf(cur_mon, "corrupted command\n");
else
- handle_user_command(cur_mon, (char *)buf);
+ handle_hmp_command(cur_mon, (char *)buf);
}
cur_mon = old_mon;
Monitor *mon = opaque;
monitor_suspend(mon);
- handle_user_command(mon, cmdline);
+ handle_hmp_command(mon, cmdline);
monitor_resume(mon);
}
{
QObject *ver = NULL;
- qmp_marshal_input_query_version(NULL, NULL, &ver);
+ qmp_marshal_input_query_version(NULL, &ver, NULL);
return qobject_from_jsonf("{'QMP':{'version': %p,'capabilities': []}}",ver);
}
-/**
- * monitor_control_event(): Print QMP gretting
- */
-static void monitor_control_event(void *opaque, int event)
+static void monitor_qmp_event(void *opaque, int event)
{
QObject *data;
Monitor *mon = opaque;
switch (event) {
case CHR_EVENT_OPENED:
- mon->mc->command_mode = 0;
+ mon->qmp.in_command_mode = false;
data = get_qmp_greeting();
monitor_json_emitter(mon, data);
qobject_decref(data);
mon_refcount++;
break;
case CHR_EVENT_CLOSED:
- json_message_parser_destroy(&mon->mc->parser);
- json_message_parser_init(&mon->mc->parser, handle_qmp_command);
+ json_message_parser_destroy(&mon->qmp.parser);
+ json_message_parser_init(&mon->qmp.parser, handle_qmp_command);
mon_refcount--;
monitor_fdsets_cleanup();
break;
monitor_read_command(mon, 0);
}
- if (monitor_ctrl_mode(mon)) {
- mon->mc = g_malloc0(sizeof(MonitorControl));
- /* Control mode requires special handlers */
- qemu_chr_add_handlers(chr, monitor_can_read, monitor_control_read,
- monitor_control_event, mon);
+ if (monitor_is_qmp(mon)) {
+ qemu_chr_add_handlers(chr, monitor_can_read, monitor_qmp_read,
+ monitor_qmp_event, mon);
qemu_chr_fe_set_echo(chr, true);
-
- json_message_parser_init(&mon->mc->parser, handle_qmp_command);
+ json_message_parser_init(&mon->qmp.parser, handle_qmp_command);
} else {
qemu_chr_add_handlers(chr, monitor_can_read, monitor_read,
monitor_event, mon);
qemu_mutex_lock(&monitor_lock);
QLIST_INSERT_HEAD(&mon_list, mon, entry);
qemu_mutex_unlock(&monitor_lock);
-
- if (!default_mon || (flags & MONITOR_IS_DEFAULT))
- default_mon = mon;
}
static void bdrv_password_cb(void *opaque, const char *password,
#ifndef TARGET_I386
void qmp_rtc_reset_reinjection(Error **errp)
{
- error_set(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection");
+ error_setg(errp, QERR_FEATURE_DISABLED, "rtc-reset-reinjection");
}
#endif
projects / thirdparty / qemu.git / blobdiff