diff options
Diffstat (limited to 'monitor/misc.c')
| -rw-r--r-- | monitor/misc.c | 1906 |
1 files changed, 0 insertions, 1906 deletions
diff --git a/monitor/misc.c b/monitor/misc.c deleted file mode 100644 index 053af40..0000000 --- a/monitor/misc.c +++ /dev/null @@ -1,1906 +0,0 @@ -/* - * QEMU monitor - * - * Copyright (c) 2003-2004 Fabrice Bellard - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "monitor-internal.h" -#include "monitor/qdev.h" -#include "hw/pci/pci.h" -#include "sysemu/watchdog.h" -#include "exec/gdbstub.h" -#include "net/net.h" -#include "net/slirp.h" -#include "ui/qemu-spice.h" -#include "qemu/config-file.h" -#include "qemu/ctype.h" -#include "audio/audio.h" -#include "disas/disas.h" -#include "qemu/timer.h" -#include "qemu/log.h" -#include "sysemu/hw_accel.h" -#include "sysemu/runstate.h" -#include "authz/list.h" -#include "qapi/util.h" -#include "sysemu/sysemu.h" -#include "sysemu/device_tree.h" -#include "qapi/qmp/qdict.h" -#include "qapi/qmp/qerror.h" -#include "qapi/qmp/qstring.h" -#include "qom/object_interfaces.h" -#include "trace/control.h" -#include "monitor/hmp-target.h" -#include "monitor/hmp.h" -#ifdef CONFIG_TRACE_SIMPLE -#include "trace/simple.h" -#endif -#include "exec/memory.h" -#include "exec/exec-all.h" -#include "qemu/option.h" -#include "qemu/thread.h" -#include "block/qapi.h" -#include "block/block-hmp-cmds.h" -#include "qapi/qapi-commands-char.h" -#include "qapi/qapi-commands-control.h" -#include "qapi/qapi-commands-migration.h" -#include "qapi/qapi-commands-misc.h" -#include "qapi/qapi-commands-qom.h" -#include "qapi/qapi-commands-run-state.h" -#include "qapi/qapi-commands-trace.h" -#include "qapi/qapi-commands-machine.h" -#include "qapi/qapi-init-commands.h" -#include "qapi/error.h" -#include "qapi/qmp-event.h" -#include "qemu/cutils.h" - -#if defined(TARGET_S390X) -#include "hw/s390x/storage-keys.h" -#include "hw/s390x/storage-attributes.h" -#endif - -/* Make devices configuration available for use in hmp-commands*.hx templates */ -#include CONFIG_DEVICES - -/* file descriptors passed via SCM_RIGHTS */ -typedef struct mon_fd_t mon_fd_t; -struct mon_fd_t { - char *name; - int fd; - QLIST_ENTRY(mon_fd_t) next; -}; - -/* file descriptor associated with a file descriptor set */ -typedef struct MonFdsetFd MonFdsetFd; -struct MonFdsetFd { - int fd; - bool removed; - char *opaque; - QLIST_ENTRY(MonFdsetFd) next; -}; - -/* file descriptor set containing fds passed via SCM_RIGHTS */ -typedef struct MonFdset MonFdset; -struct MonFdset { - int64_t id; - QLIST_HEAD(, MonFdsetFd) fds; - QLIST_HEAD(, MonFdsetFd) dup_fds; - QLIST_ENTRY(MonFdset) next; -}; - -/* Protects mon_fdsets */ -static QemuMutex mon_fdsets_lock; -static QLIST_HEAD(, MonFdset) mon_fdsets; - -static HMPCommand hmp_info_cmds[]; - -char *qmp_human_monitor_command(const char *command_line, bool has_cpu_index, - int64_t cpu_index, Error **errp) -{ - char *output = NULL; - MonitorHMP hmp = {}; - - monitor_data_init(&hmp.common, false, true, false); - - if (has_cpu_index) { - int ret = monitor_set_cpu(&hmp.common, cpu_index); - if (ret < 0) { - error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "cpu-index", - "a CPU number"); - goto out; - } - } - - handle_hmp_command(&hmp, command_line); - - WITH_QEMU_LOCK_GUARD(&hmp.common.mon_lock) { - output = g_strdup(hmp.common.outbuf->str); - } - -out: - monitor_data_destroy(&hmp.common); - return output; -} - -/** - * Is @name in the '|' separated list of names @list? - */ -int hmp_compare_cmd(const char *name, const char *list) -{ - const char *p, *pstart; - int len; - len = strlen(name); - p = list; - for (;;) { - pstart = p; - p = qemu_strchrnul(p, '|'); - if ((p - pstart) == len && !memcmp(pstart, name, len)) { - return 1; - } - if (*p == '\0') { - break; - } - p++; - } - return 0; -} - -static void do_help_cmd(Monitor *mon, const QDict *qdict) -{ - help_cmd(mon, qdict_get_try_str(qdict, "name")); -} - -static void hmp_trace_event(Monitor *mon, const QDict *qdict) -{ - const char *tp_name = qdict_get_str(qdict, "name"); - bool new_state = qdict_get_bool(qdict, "option"); - bool has_vcpu = qdict_haskey(qdict, "vcpu"); - int vcpu = qdict_get_try_int(qdict, "vcpu", 0); - Error *local_err = NULL; - - if (vcpu < 0) { - monitor_printf(mon, "argument vcpu must be positive"); - return; - } - - qmp_trace_event_set_state(tp_name, new_state, true, true, has_vcpu, vcpu, &local_err); - if (local_err) { - error_report_err(local_err); - } -} - -#ifdef CONFIG_TRACE_SIMPLE -static void hmp_trace_file(Monitor *mon, const QDict *qdict) -{ - const char *op = qdict_get_try_str(qdict, "op"); - const char *arg = qdict_get_try_str(qdict, "arg"); - - if (!op) { - st_print_trace_file_status(); - } else if (!strcmp(op, "on")) { - st_set_trace_file_enabled(true); - } else if (!strcmp(op, "off")) { - st_set_trace_file_enabled(false); - } else if (!strcmp(op, "flush")) { - st_flush_trace_buffer(); - } else if (!strcmp(op, "set")) { - if (arg) { - st_set_trace_file(arg); - } - } else { - monitor_printf(mon, "unexpected argument \"%s\"\n", op); - help_cmd(mon, "trace-file"); - } -} -#endif - -static void hmp_info_help(Monitor *mon, const QDict *qdict) -{ - help_cmd(mon, "info"); -} - -static void monitor_init_qmp_commands(void) -{ - /* - * Two command lists: - * - qmp_commands contains all QMP commands - * - qmp_cap_negotiation_commands contains just - * "qmp_capabilities", to enforce capability negotiation - */ - - qmp_init_marshal(&qmp_commands); - - qmp_register_command(&qmp_commands, "device_add", - qmp_device_add, 0, 0); - - QTAILQ_INIT(&qmp_cap_negotiation_commands); - qmp_register_command(&qmp_cap_negotiation_commands, "qmp_capabilities", - qmp_marshal_qmp_capabilities, - QCO_ALLOW_PRECONFIG, 0); -} - -/* Set the current CPU defined by the user. Callers must hold BQL. */ -int monitor_set_cpu(Monitor *mon, int cpu_index) -{ - CPUState *cpu; - - cpu = qemu_get_cpu(cpu_index); - if (cpu == NULL) { - return -1; - } - g_free(mon->mon_cpu_path); - mon->mon_cpu_path = object_get_canonical_path(OBJECT(cpu)); - return 0; -} - -/* Callers must hold BQL. */ -static CPUState *mon_get_cpu_sync(Monitor *mon, bool synchronize) -{ - CPUState *cpu = NULL; - - if (mon->mon_cpu_path) { - cpu = (CPUState *) object_resolve_path_type(mon->mon_cpu_path, - TYPE_CPU, NULL); - if (!cpu) { - g_free(mon->mon_cpu_path); - mon->mon_cpu_path = NULL; - } - } - if (!mon->mon_cpu_path) { - if (!first_cpu) { - return NULL; - } - monitor_set_cpu(mon, first_cpu->cpu_index); - cpu = first_cpu; - } - assert(cpu != NULL); - if (synchronize) { - cpu_synchronize_state(cpu); - } - return cpu; -} - -CPUState *mon_get_cpu(Monitor *mon) -{ - return mon_get_cpu_sync(mon, true); -} - -CPUArchState *mon_get_cpu_env(Monitor *mon) -{ - CPUState *cs = mon_get_cpu(mon); - - return cs ? cs->env_ptr : NULL; -} - -int monitor_get_cpu_index(Monitor *mon) -{ - CPUState *cs = mon_get_cpu_sync(mon, false); - - return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX; -} - -static void hmp_info_registers(Monitor *mon, const QDict *qdict) -{ - bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false); - int vcpu = qdict_get_try_int(qdict, "vcpu", -1); - CPUState *cs; - - if (all_cpus) { - CPU_FOREACH(cs) { - monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); - cpu_dump_state(cs, NULL, CPU_DUMP_FPU); - } - } else { - cs = vcpu >= 0 ? qemu_get_cpu(vcpu) : mon_get_cpu(mon); - - if (!cs) { - if (vcpu >= 0) { - monitor_printf(mon, "CPU#%d not available\n", vcpu); - } else { - monitor_printf(mon, "No CPU available\n"); - } - return; - } - - monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); - cpu_dump_state(cs, NULL, CPU_DUMP_FPU); - } -} - -static void hmp_info_sync_profile(Monitor *mon, const QDict *qdict) -{ - int64_t max = qdict_get_try_int(qdict, "max", 10); - bool mean = qdict_get_try_bool(qdict, "mean", false); - bool coalesce = !qdict_get_try_bool(qdict, "no_coalesce", false); - enum QSPSortBy sort_by; - - sort_by = mean ? QSP_SORT_BY_AVG_WAIT_TIME : QSP_SORT_BY_TOTAL_WAIT_TIME; - qsp_report(max, sort_by, coalesce); -} - -static void hmp_info_history(Monitor *mon, const QDict *qdict) -{ - MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common); - int i; - const char *str; - - if (!hmp_mon->rs) { - return; - } - i = 0; - for(;;) { - str = readline_get_history(hmp_mon->rs, i); - if (!str) { - break; - } - monitor_printf(mon, "%d: '%s'\n", i, str); - i++; - } -} - -static void hmp_info_trace_events(Monitor *mon, const QDict *qdict) -{ - const char *name = qdict_get_try_str(qdict, "name"); - bool has_vcpu = qdict_haskey(qdict, "vcpu"); - int vcpu = qdict_get_try_int(qdict, "vcpu", 0); - TraceEventInfoList *events; - TraceEventInfoList *elem; - Error *local_err = NULL; - - if (name == NULL) { - name = "*"; - } - if (vcpu < 0) { - monitor_printf(mon, "argument vcpu must be positive"); - return; - } - - events = qmp_trace_event_get_state(name, has_vcpu, vcpu, &local_err); - if (local_err) { - error_report_err(local_err); - return; - } - - for (elem = events; elem != NULL; elem = elem->next) { - monitor_printf(mon, "%s : state %u\n", - elem->value->name, - elem->value->state == TRACE_EVENT_STATE_ENABLED ? 1 : 0); - } - qapi_free_TraceEventInfoList(events); -} - -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, - const char *cert_subject, - Error **errp) -{ - if (strcmp(protocol, "spice") == 0) { - if (!qemu_using_spice(errp)) { - return; - } - - if (!has_port && !has_tls_port) { - error_setg(errp, QERR_MISSING_PARAMETER, "port/tls-port"); - return; - } - - if (qemu_spice.migrate_info(hostname, - has_port ? port : -1, - has_tls_port ? tls_port : -1, - cert_subject)) { - error_setg(errp, "Could not set up display for migration"); - return; - } - return; - } - - error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "'spice'"); -} - -static void hmp_logfile(Monitor *mon, const QDict *qdict) -{ - Error *err = NULL; - - if (!qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err)) { - error_report_err(err); - } -} - -static void hmp_log(Monitor *mon, const QDict *qdict) -{ - int mask; - const char *items = qdict_get_str(qdict, "items"); - Error *err = NULL; - - if (!strcmp(items, "none")) { - mask = 0; - } else { - mask = qemu_str_to_log_mask(items); - if (!mask) { - help_cmd(mon, "log"); - return; - } - } - - if (!qemu_set_log(mask, &err)) { - error_report_err(err); - } -} - -static void hmp_singlestep(Monitor *mon, const QDict *qdict) -{ - const char *option = qdict_get_try_str(qdict, "option"); - if (!option || !strcmp(option, "on")) { - singlestep = 1; - } else if (!strcmp(option, "off")) { - singlestep = 0; - } else { - monitor_printf(mon, "unexpected option %s\n", option); - } -} - -static void hmp_gdbserver(Monitor *mon, const QDict *qdict) -{ - const char *device = qdict_get_try_str(qdict, "device"); - if (!device) { - device = "tcp::" DEFAULT_GDBSTUB_PORT; - } - - if (gdbserver_start(device) < 0) { - monitor_printf(mon, "Could not open gdbserver on device '%s'\n", - device); - } else if (strcmp(device, "none") == 0) { - monitor_printf(mon, "Disabled gdbserver\n"); - } else { - monitor_printf(mon, "Waiting for gdb connection on device '%s'\n", - device); - } -} - -static void hmp_watchdog_action(Monitor *mon, const QDict *qdict) -{ - Error *err = NULL; - WatchdogAction action; - char *qapi_value; - - qapi_value = g_ascii_strdown(qdict_get_str(qdict, "action"), -1); - action = qapi_enum_parse(&WatchdogAction_lookup, qapi_value, -1, &err); - g_free(qapi_value); - if (err) { - hmp_handle_error(mon, err); - return; - } - qmp_watchdog_set_action(action, &error_abort); -} - -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, HWADDR_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 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); -} - -/* 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); -} - -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_new0(mon_fd_t, 1); - 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; - assert(fd >= 0); - - /* 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, - 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, 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; - fdsetfd_info->opaque = g_strdup(mon_fdset_fd->opaque); - - 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, - 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; - 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; - - if (!qemu_isdigit(fdname[0]) && mon) { - fd = monitor_get_fd(mon, fdname, errp); - } else { - fd = qemu_parse_fd(fdname); - if (fd < 0) { - error_setg(errp, "Invalid file descriptor number '%s'", - fdname); - } - } - - 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 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_pattern(&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_pattern(&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) -{ - size_t len; - - len = strlen(str); - readline_set_completion_index(rs, len); - if (nb_args == 2) { - int i; - for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) { - const char *name = MigrationParameter_str(i); - if (!strncmp(str, name, len)) { - readline_add_completion(rs, name); - } - } - } -} - -static void vm_completion(ReadLineState *rs, const char *str) -{ - size_t len; - BlockDriverState *bs; - BdrvNextIterator it; - - len = strlen(str); - readline_set_completion_index(rs, len); - - for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) { - SnapshotInfoList *snapshots, *snapshot; - AioContext *ctx = bdrv_get_aio_context(bs); - bool ok = false; - - aio_context_acquire(ctx); - if (bdrv_can_snapshot(bs)) { - ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0; - } - aio_context_release(ctx); - 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_register_hmp(const char *name, bool info, - void (*cmd)(Monitor *mon, const QDict *qdict)) -{ - HMPCommand *table = info ? hmp_info_cmds : hmp_cmds; - - while (table->name != NULL) { - if (strcmp(table->name, name) == 0) { - g_assert(table->cmd == NULL && table->cmd_info_hrt == NULL); - table->cmd = cmd; - return; - } - table++; - } - g_assert_not_reached(); -} - -void monitor_register_hmp_info_hrt(const char *name, - HumanReadableText *(*handler)(Error **errp)) -{ - HMPCommand *table = hmp_info_cmds; - - while (table->name != NULL) { - if (strcmp(table->name, name) == 0) { - g_assert(table->cmd == NULL && table->cmd_info_hrt == NULL); - table->cmd_info_hrt = handler; - return; - } - table++; - } - g_assert_not_reached(); -} - -void monitor_init_globals(void) -{ - monitor_init_globals_core(); - monitor_init_qmp_commands(); - sortcmdlist(); - qemu_mutex_init(&mon_fdsets_lock); -} |