4 * Copyright (c) 2003-2004 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
29 //#define DEBUG_COMPLETION
32 #define offsetof(type, field) ((size_t) &((type *)0)->field)
39 * 'B' block device name
40 * 's' string (accept optional quote)
42 * '/' optional gdb-like print format (like "/10x")
44 * '?' optional type (for 'F', 's' and 'i')
48 typedef struct term_cmd_t {
50 const char *args_type;
56 static CharDriverState *monitor_hd;
58 static term_cmd_t term_cmds[];
59 static term_cmd_t info_cmds[];
61 static char term_outbuf[1024];
62 static int term_outbuf_index;
64 static void monitor_start_input(void);
68 if (term_outbuf_index > 0) {
69 qemu_chr_write(monitor_hd, term_outbuf, term_outbuf_index);
70 term_outbuf_index = 0;
74 /* flush at every end of line or if the buffer is full */
75 void term_puts(const char *str)
82 term_outbuf[term_outbuf_index++] = c;
83 if (term_outbuf_index >= sizeof(term_outbuf) ||
89 void term_vprintf(const char *fmt, va_list ap)
92 vsnprintf(buf, sizeof(buf), fmt, ap);
96 void term_printf(const char *fmt, ...)
100 term_vprintf(fmt, ap);
104 static int compare_cmd(const char *name, const char *list)
106 const char *p, *pstart;
114 p = pstart + strlen(pstart);
115 if ((p - pstart) == len && !memcmp(pstart, name, len))
124 static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name)
128 for(cmd = cmds; cmd->name != NULL; cmd++) {
129 if (!name || !strcmp(name, cmd->name))
130 term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help);
134 static void help_cmd(const char *name)
136 if (name && !strcmp(name, "info")) {
137 help_cmd1(info_cmds, "info ", NULL);
139 help_cmd1(term_cmds, "", name);
140 if (name && !strcmp(name, "log")) {
142 term_printf("Log items (comma separated):\n");
143 term_printf("%-10s %s\n", "none", "remove all logs");
144 for(item = cpu_log_items; item->mask != 0; item++) {
145 term_printf("%-10s %s\n", item->name, item->help);
151 static void do_help(const char *name)
156 static void do_commit(void)
160 for (i = 0; i < MAX_DISKS; i++) {
162 bdrv_commit(bs_table[i]);
167 static void do_info(const char *item)
173 for(cmd = info_cmds; cmd->name != NULL; cmd++) {
174 if (compare_cmd(item, cmd->name))
184 static void do_info_network(void)
189 for(i = 0; i < nb_nics; i++) {
191 term_printf("%d: ifname=%s macaddr=", i, nd->ifname);
192 for(j = 0; j < 6; j++) {
195 term_printf("%02x", nd->macaddr[j]);
201 static void do_info_block(void)
206 static void do_info_registers(void)
209 cpu_dump_state(cpu_single_env, stdout, X86_DUMP_FPU | X86_DUMP_CCOP);
211 cpu_dump_state(cpu_single_env, stdout, 0);
215 static void do_info_history (void)
222 str = readline_get_history(i);
225 term_printf("%d: '%s'\n", i, str);
229 static void do_quit(void)
234 static int eject_device(BlockDriverState *bs, int force)
236 if (bdrv_is_inserted(bs)) {
238 if (!bdrv_is_removable(bs)) {
239 term_printf("device is not removable\n");
242 if (bdrv_is_locked(bs)) {
243 term_printf("device is locked\n");
252 static void do_eject(int force, const char *filename)
254 BlockDriverState *bs;
256 bs = bdrv_find(filename);
258 term_printf("device not found\n");
261 eject_device(bs, force);
264 static void do_change(const char *device, const char *filename)
266 BlockDriverState *bs;
270 bs = bdrv_find(device);
272 term_printf("device not found\n");
275 if (eject_device(bs, 0) < 0)
277 bdrv_open(bs, filename, 0);
278 if (bdrv_is_encrypted(bs)) {
279 term_printf("%s is encrypted.\n", device);
280 for(i = 0; i < 3; i++) {
281 monitor_readline("Password: ", 1, password, sizeof(password));
282 if (bdrv_set_key(bs, password) == 0)
284 term_printf("invalid password\n");
289 static void do_screen_dump(const char *filename)
291 vga_screen_dump(filename);
294 static void do_log(const char *items)
298 if (!strcmp(items, "none")) {
301 mask = cpu_str_to_log_mask(items);
310 static void do_savevm(const char *filename)
312 if (qemu_savevm(filename) < 0)
313 term_printf("I/O error when saving VM to '%s'\n", filename);
316 static void do_loadvm(const char *filename)
318 if (qemu_loadvm(filename) < 0)
319 term_printf("I/O error when loading VM from '%s'\n", filename);
322 static void do_stop(void)
324 vm_stop(EXCP_INTERRUPT);
327 static void do_cont(void)
332 #ifdef CONFIG_GDBSTUB
333 static void do_gdbserver(int has_port, int port)
336 port = DEFAULT_GDBSTUB_PORT;
337 if (gdbserver_start(port) < 0) {
338 qemu_printf("Could not open gdbserver socket on port %d\n", port);
340 qemu_printf("Waiting gdb connection on port %d\n", port);
345 static void term_printc(int c)
362 if (c >= 32 && c <= 126) {
363 term_printf("%c", c);
365 term_printf("\\x%02x", c);
372 static void memory_dump(int count, int format, int wsize,
373 target_ulong addr, int is_physical)
375 int nb_per_line, l, line_size, i, max_digits, len;
385 } else if (wsize == 4) {
388 /* as default we use the current CS size */
390 if (!(cpu_single_env->segs[R_CS].flags & DESC_B_MASK))
394 monitor_disas(addr, count, is_physical, flags);
403 nb_per_line = line_size / wsize;
408 max_digits = (wsize * 8 + 2) / 3;
412 max_digits = (wsize * 8) / 4;
416 max_digits = (wsize * 8 * 10 + 32) / 33;
424 term_printf("0x%08x:", addr);
429 cpu_physical_memory_rw(addr, buf, l, 0);
431 cpu_memory_rw_debug(cpu_single_env, addr, buf, l, 0);
438 v = ldub_raw(buf + i);
441 v = lduw_raw(buf + i);
444 v = ldl_raw(buf + i);
447 v = ldq_raw(buf + i);
453 term_printf("%#*llo", max_digits, v);
456 term_printf("0x%0*llx", max_digits, v);
459 term_printf("%*llu", max_digits, v);
462 term_printf("%*lld", max_digits, v);
476 static void do_memory_dump(int count, int format, int size, int addr)
478 memory_dump(count, format, size, addr, 0);
481 static void do_physical_memory_dump(int count, int format, int size, int addr)
483 memory_dump(count, format, size, addr, 1);
486 static void do_print(int count, int format, int size, int val)
490 term_printf("%#o", val);
493 term_printf("%#x", val);
496 term_printf("%u", val);
500 term_printf("%d", val);
514 static const KeyDef key_defs[] = {
537 { 0x0e, "backspace" },
572 { 0x3a, "caps_lock" },
583 { 0x45, "num_lock" },
584 { 0x46, "scroll_lock" },
608 static int get_keycode(const char *key)
612 for(p = key_defs; p->name != NULL; p++) {
613 if (!strcmp(key, p->name))
619 static void do_send_key(const char *string)
622 uint8_t keycodes[16];
624 int nb_keycodes, keycode, i;
630 while (*p != '\0' && *p != '-') {
631 if ((q - keybuf) < sizeof(keybuf) - 1) {
637 keycode = get_keycode(keybuf);
639 term_printf("unknown key: '%s'\n", keybuf);
642 keycodes[nb_keycodes++] = keycode;
647 /* key down events */
648 for(i = 0; i < nb_keycodes; i++) {
649 keycode = keycodes[i];
651 kbd_put_keycode(0xe0);
652 kbd_put_keycode(keycode & 0x7f);
655 for(i = nb_keycodes - 1; i >= 0; i--) {
656 keycode = keycodes[i];
658 kbd_put_keycode(0xe0);
659 kbd_put_keycode(keycode | 0x80);
663 static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index)
669 cpu_outb(NULL, addr & 0xffff, index & 0xff);
677 val = cpu_inb(NULL, addr);
681 val = cpu_inw(NULL, addr);
685 val = cpu_inl(NULL, addr);
689 term_printf("port%c[0x%04x] = %#0*x\n",
690 suffix, addr, size * 2, val);
693 static void do_system_reset(void)
695 qemu_system_reset_request();
698 static term_cmd_t term_cmds[] = {
699 { "help|?", "s?", do_help,
700 "[cmd]", "show the help" },
701 { "commit", "", do_commit,
702 "", "commit changes to the disk images (if -snapshot is used)" },
703 { "info", "s?", do_info,
704 "subcommand", "show various information about the system state" },
705 { "q|quit", "", do_quit,
706 "", "quit the emulator" },
707 { "eject", "-fB", do_eject,
708 "[-f] device", "eject a removable media (use -f to force it)" },
709 { "change", "BF", do_change,
710 "device filename", "change a removable media" },
711 { "screendump", "F", do_screen_dump,
712 "filename", "save screen into PPM image 'filename'" },
713 { "log", "s", do_log,
714 "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
715 { "savevm", "F", do_savevm,
716 "filename", "save the whole virtual machine state to 'filename'" },
717 { "loadvm", "F", do_loadvm,
718 "filename", "restore the whole virtual machine state from 'filename'" },
719 { "stop", "", do_stop,
720 "", "stop emulation", },
721 { "c|cont", "", do_cont,
722 "", "resume emulation", },
723 #ifdef CONFIG_GDBSTUB
724 { "gdbserver", "i?", do_gdbserver,
725 "[port]", "start gdbserver session (default port=1234)", },
727 { "x", "/i", do_memory_dump,
728 "/fmt addr", "virtual memory dump starting at 'addr'", },
729 { "xp", "/i", do_physical_memory_dump,
730 "/fmt addr", "physical memory dump starting at 'addr'", },
731 { "p|print", "/i", do_print,
732 "/fmt expr", "print expression value (use $reg for CPU register access)", },
733 { "i", "/ii.", do_ioport_read,
734 "/fmt addr", "I/O port read" },
736 { "sendkey", "s", do_send_key,
737 "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" },
738 { "system_reset", "", do_system_reset,
739 "", "reset the system" },
743 static term_cmd_t info_cmds[] = {
744 { "network", "", do_info_network,
745 "", "show the network state" },
746 { "block", "", do_info_block,
747 "", "show the block devices" },
748 { "registers", "", do_info_registers,
749 "", "show the cpu registers" },
750 { "history", "", do_info_history,
751 "", "show the command line history", },
752 { "irq", "", irq_info,
753 "", "show the interrupts statistics (if available)", },
754 { "pic", "", pic_info,
755 "", "show i8259 (PIC) state", },
756 { "pci", "", pci_info,
757 "", "show PCI info", },
761 /*******************************************************************/
763 static const char *pch;
764 static jmp_buf expr_env;
766 typedef struct MonitorDef {
769 int (*get_value)(struct MonitorDef *md);
772 #if defined(TARGET_I386)
773 static int monitor_get_pc (struct MonitorDef *md)
775 return cpu_single_env->eip + (long)cpu_single_env->segs[R_CS].base;
779 #if defined(TARGET_PPC)
780 static int monitor_get_ccr (struct MonitorDef *md)
786 for (i = 0; i < 8; i++)
787 u |= cpu_single_env->crf[i] << (32 - (4 * i));
792 static int monitor_get_msr (struct MonitorDef *md)
794 return (cpu_single_env->msr[MSR_POW] << MSR_POW) |
795 (cpu_single_env->msr[MSR_ILE] << MSR_ILE) |
796 (cpu_single_env->msr[MSR_EE] << MSR_EE) |
797 (cpu_single_env->msr[MSR_PR] << MSR_PR) |
798 (cpu_single_env->msr[MSR_FP] << MSR_FP) |
799 (cpu_single_env->msr[MSR_ME] << MSR_ME) |
800 (cpu_single_env->msr[MSR_FE0] << MSR_FE0) |
801 (cpu_single_env->msr[MSR_SE] << MSR_SE) |
802 (cpu_single_env->msr[MSR_BE] << MSR_BE) |
803 (cpu_single_env->msr[MSR_FE1] << MSR_FE1) |
804 (cpu_single_env->msr[MSR_IP] << MSR_IP) |
805 (cpu_single_env->msr[MSR_IR] << MSR_IR) |
806 (cpu_single_env->msr[MSR_DR] << MSR_DR) |
807 (cpu_single_env->msr[MSR_RI] << MSR_RI) |
808 (cpu_single_env->msr[MSR_LE] << MSR_LE);
811 static int monitor_get_xer (struct MonitorDef *md)
813 return (cpu_single_env->xer[XER_SO] << XER_SO) |
814 (cpu_single_env->xer[XER_OV] << XER_OV) |
815 (cpu_single_env->xer[XER_CA] << XER_CA) |
816 (cpu_single_env->xer[XER_BC] << XER_BC);
819 uint32_t cpu_ppc_load_decr (CPUState *env);
820 static int monitor_get_decr (struct MonitorDef *md)
822 return cpu_ppc_load_decr(cpu_single_env);
825 uint32_t cpu_ppc_load_tbu (CPUState *env);
826 static int monitor_get_tbu (struct MonitorDef *md)
828 return cpu_ppc_load_tbu(cpu_single_env);
831 uint32_t cpu_ppc_load_tbl (CPUState *env);
832 static int monitor_get_tbl (struct MonitorDef *md)
834 return cpu_ppc_load_tbl(cpu_single_env);
838 static MonitorDef monitor_defs[] = {
841 #define SEG(name, seg) \
842 { name, offsetof(CPUState, segs[seg].selector) },\
843 { name ".base", offsetof(CPUState, segs[seg].base) },\
844 { name ".limit", offsetof(CPUState, segs[seg].limit) },
846 { "eax", offsetof(CPUState, regs[0]) },
847 { "ecx", offsetof(CPUState, regs[1]) },
848 { "edx", offsetof(CPUState, regs[2]) },
849 { "ebx", offsetof(CPUState, regs[3]) },
850 { "esp|sp", offsetof(CPUState, regs[4]) },
851 { "ebp|fp", offsetof(CPUState, regs[5]) },
852 { "esi", offsetof(CPUState, regs[6]) },
853 { "edi", offsetof(CPUState, regs[7]) },
854 { "eflags", offsetof(CPUState, eflags) },
855 { "eip", offsetof(CPUState, eip) },
862 { "pc", 0, monitor_get_pc, },
863 #elif defined(TARGET_PPC)
864 { "r0", offsetof(CPUState, gpr[0]) },
865 { "r1", offsetof(CPUState, gpr[1]) },
866 { "r2", offsetof(CPUState, gpr[2]) },
867 { "r3", offsetof(CPUState, gpr[3]) },
868 { "r4", offsetof(CPUState, gpr[4]) },
869 { "r5", offsetof(CPUState, gpr[5]) },
870 { "r6", offsetof(CPUState, gpr[6]) },
871 { "r7", offsetof(CPUState, gpr[7]) },
872 { "r8", offsetof(CPUState, gpr[8]) },
873 { "r9", offsetof(CPUState, gpr[9]) },
874 { "r10", offsetof(CPUState, gpr[10]) },
875 { "r11", offsetof(CPUState, gpr[11]) },
876 { "r12", offsetof(CPUState, gpr[12]) },
877 { "r13", offsetof(CPUState, gpr[13]) },
878 { "r14", offsetof(CPUState, gpr[14]) },
879 { "r15", offsetof(CPUState, gpr[15]) },
880 { "r16", offsetof(CPUState, gpr[16]) },
881 { "r17", offsetof(CPUState, gpr[17]) },
882 { "r18", offsetof(CPUState, gpr[18]) },
883 { "r19", offsetof(CPUState, gpr[19]) },
884 { "r20", offsetof(CPUState, gpr[20]) },
885 { "r21", offsetof(CPUState, gpr[21]) },
886 { "r22", offsetof(CPUState, gpr[22]) },
887 { "r23", offsetof(CPUState, gpr[23]) },
888 { "r24", offsetof(CPUState, gpr[24]) },
889 { "r25", offsetof(CPUState, gpr[25]) },
890 { "r26", offsetof(CPUState, gpr[26]) },
891 { "r27", offsetof(CPUState, gpr[27]) },
892 { "r28", offsetof(CPUState, gpr[28]) },
893 { "r29", offsetof(CPUState, gpr[29]) },
894 { "r30", offsetof(CPUState, gpr[30]) },
895 { "r31", offsetof(CPUState, gpr[31]) },
896 { "nip|pc", offsetof(CPUState, nip) },
897 { "lr", offsetof(CPUState, lr) },
898 { "ctr", offsetof(CPUState, ctr) },
899 { "decr", 0, &monitor_get_decr, },
900 { "ccr", 0, &monitor_get_ccr, },
901 { "msr", 0, &monitor_get_msr, },
902 { "xer", 0, &monitor_get_xer, },
903 { "tbu", 0, &monitor_get_tbu, },
904 { "tbl", 0, &monitor_get_tbl, },
905 { "sdr1", offsetof(CPUState, sdr1) },
906 { "sr0", offsetof(CPUState, sr[0]) },
907 { "sr1", offsetof(CPUState, sr[1]) },
908 { "sr2", offsetof(CPUState, sr[2]) },
909 { "sr3", offsetof(CPUState, sr[3]) },
910 { "sr4", offsetof(CPUState, sr[4]) },
911 { "sr5", offsetof(CPUState, sr[5]) },
912 { "sr6", offsetof(CPUState, sr[6]) },
913 { "sr7", offsetof(CPUState, sr[7]) },
914 { "sr8", offsetof(CPUState, sr[8]) },
915 { "sr9", offsetof(CPUState, sr[9]) },
916 { "sr10", offsetof(CPUState, sr[10]) },
917 { "sr11", offsetof(CPUState, sr[11]) },
918 { "sr12", offsetof(CPUState, sr[12]) },
919 { "sr13", offsetof(CPUState, sr[13]) },
920 { "sr14", offsetof(CPUState, sr[14]) },
921 { "sr15", offsetof(CPUState, sr[15]) },
922 /* Too lazy to put BATs and SPRs ... */
927 static void expr_error(const char *fmt)
931 longjmp(expr_env, 1);
934 static int get_monitor_def(int *pval, const char *name)
937 for(md = monitor_defs; md->name != NULL; md++) {
938 if (compare_cmd(name, md->name)) {
940 *pval = md->get_value(md);
942 *pval = *(uint32_t *)((uint8_t *)cpu_single_env + md->offset);
950 static void next(void)
954 while (isspace(*pch))
959 static int expr_sum(void);
961 static int expr_unary(void)
983 expr_error("')' expected");
990 expr_error("character constant expected");
994 expr_error("missing terminating \' character");
1003 while ((*pch >= 'a' && *pch <= 'z') ||
1004 (*pch >= 'A' && *pch <= 'Z') ||
1005 (*pch >= '0' && *pch <= '9') ||
1006 *pch == '_' || *pch == '.') {
1007 if ((q - buf) < sizeof(buf) - 1)
1011 while (isspace(*pch))
1014 if (get_monitor_def(&n, buf))
1015 expr_error("unknown register");
1019 expr_error("unexpected end of expression");
1023 n = strtoul(pch, &p, 0);
1025 expr_error("invalid char in expression");
1028 while (isspace(*pch))
1036 static int expr_prod(void)
1043 if (op != '*' && op != '/' && op != '%')
1046 val2 = expr_unary();
1055 expr_error("division by zero");
1066 static int expr_logic(void)
1073 if (op != '&' && op != '|' && op != '^')
1093 static int expr_sum(void)
1100 if (op != '+' && op != '-')
1103 val2 = expr_logic();
1112 static int get_expr(int *pval, const char **pp)
1115 if (setjmp(expr_env)) {
1119 while (isspace(*pch))
1126 static int get_str(char *buf, int buf_size, const char **pp)
1144 while (*p != '\0' && *p != '\"') {
1160 qemu_printf("unsupported escape code: '\\%c'\n", c);
1163 if ((q - buf) < buf_size - 1) {
1167 if ((q - buf) < buf_size - 1) {
1174 qemu_printf("unterminated string\n");
1179 while (*p != '\0' && !isspace(*p)) {
1180 if ((q - buf) < buf_size - 1) {
1191 static int default_fmt_format = 'x';
1192 static int default_fmt_size = 4;
1196 static void monitor_handle_command(const char *cmdline)
1198 const char *p, *pstart, *typestr;
1200 int c, nb_args, len, i, has_arg;
1204 void *str_allocated[MAX_ARGS];
1205 void *args[MAX_ARGS];
1208 term_printf("command='%s'\n", cmdline);
1211 /* extract the command name */
1219 while (*p != '\0' && *p != '/' && !isspace(*p))
1222 if (len > sizeof(cmdname) - 1)
1223 len = sizeof(cmdname) - 1;
1224 memcpy(cmdname, pstart, len);
1225 cmdname[len] = '\0';
1227 /* find the command */
1228 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
1229 if (compare_cmd(cmdname, cmd->name))
1232 term_printf("unknown command: '%s'\n", cmdname);
1236 for(i = 0; i < MAX_ARGS; i++)
1237 str_allocated[i] = NULL;
1239 /* parse the parameters */
1240 typestr = cmd->args_type;
1257 if (*typestr == '?') {
1260 /* no optional string: NULL argument */
1265 ret = get_str(buf, sizeof(buf), &p);
1269 term_printf("%s: filename expected\n", cmdname);
1272 term_printf("%s: block device name expected\n", cmdname);
1275 term_printf("%s: string expected\n", cmdname);
1280 str = qemu_malloc(strlen(buf) + 1);
1282 str_allocated[nb_args] = str;
1284 if (nb_args >= MAX_ARGS) {
1286 term_printf("%s: too many arguments\n", cmdname);
1289 args[nb_args++] = str;
1294 int count, format, size;
1304 while (isdigit(*p)) {
1305 count = count * 10 + (*p - '0');
1343 if (*p != '\0' && !isspace(*p)) {
1344 term_printf("invalid char in format: '%c'\n", *p);
1348 format = default_fmt_format;
1349 if (format != 'i') {
1350 /* for 'i', not specifying a size gives -1 as size */
1352 size = default_fmt_size;
1354 default_fmt_size = size;
1355 default_fmt_format = format;
1358 format = default_fmt_format;
1359 if (format != 'i') {
1360 size = default_fmt_size;
1365 if (nb_args + 3 > MAX_ARGS)
1367 args[nb_args++] = (void*)count;
1368 args[nb_args++] = (void*)format;
1369 args[nb_args++] = (void*)size;
1377 if (*typestr == '?' || *typestr == '.') {
1379 if (*typestr == '?') {
1394 if (nb_args >= MAX_ARGS)
1396 args[nb_args++] = (void *)has_arg;
1398 if (nb_args >= MAX_ARGS)
1404 if (get_expr(&val, &p))
1407 if (nb_args >= MAX_ARGS)
1409 args[nb_args++] = (void *)val;
1426 term_printf("%s: unsupported option -%c\n",
1433 if (nb_args >= MAX_ARGS)
1435 args[nb_args++] = (void *)has_option;
1440 term_printf("%s: unknown type '%c'\n", cmdname, c);
1444 /* check that all arguments were parsed */
1448 term_printf("%s: extraneous characters at the end of line\n",
1458 cmd->handler(args[0]);
1461 cmd->handler(args[0], args[1]);
1464 cmd->handler(args[0], args[1], args[2]);
1467 cmd->handler(args[0], args[1], args[2], args[3]);
1470 cmd->handler(args[0], args[1], args[2], args[3], args[4]);
1473 cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]);
1476 term_printf("unsupported number of arguments: %d\n", nb_args);
1480 for(i = 0; i < MAX_ARGS; i++)
1481 qemu_free(str_allocated[i]);
1485 static void cmd_completion(const char *name, const char *list)
1487 const char *p, *pstart;
1496 p = pstart + strlen(pstart);
1498 if (len > sizeof(cmd) - 2)
1499 len = sizeof(cmd) - 2;
1500 memcpy(cmd, pstart, len);
1502 if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) {
1503 add_completion(cmd);
1511 static void file_completion(const char *input)
1516 char file[1024], file_prefix[1024];
1520 p = strrchr(input, '/');
1523 pstrcpy(file_prefix, sizeof(file_prefix), input);
1526 input_path_len = p - input + 1;
1527 memcpy(path, input, input_path_len);
1528 if (input_path_len > sizeof(path) - 1)
1529 input_path_len = sizeof(path) - 1;
1530 path[input_path_len] = '\0';
1531 pstrcpy(file_prefix, sizeof(file_prefix), p + 1);
1533 #ifdef DEBUG_COMPLETION
1534 term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix);
1536 ffs = opendir(path);
1544 if (strstart(d->d_name, file_prefix, NULL)) {
1545 memcpy(file, input, input_path_len);
1546 strcpy(file + input_path_len, d->d_name);
1547 /* stat the file to find out if it's a directory.
1548 * In that case add a slash to speed up typing long paths
1551 if(S_ISDIR(sb.st_mode))
1553 add_completion(file);
1559 static void block_completion_it(void *opaque, const char *name)
1561 const char *input = opaque;
1563 if (input[0] == '\0' ||
1564 !strncmp(name, (char *)input, strlen(input))) {
1565 add_completion(name);
1569 /* NOTE: this parser is an approximate form of the real command parser */
1570 static void parse_cmdline(const char *cmdline,
1571 int *pnb_args, char **args)
1584 if (nb_args >= MAX_ARGS)
1586 ret = get_str(buf, sizeof(buf), &p);
1587 args[nb_args] = qemu_strdup(buf);
1592 *pnb_args = nb_args;
1595 void readline_find_completion(const char *cmdline)
1597 const char *cmdname;
1598 char *args[MAX_ARGS];
1599 int nb_args, i, len;
1600 const char *ptype, *str;
1603 parse_cmdline(cmdline, &nb_args, args);
1604 #ifdef DEBUG_COMPLETION
1605 for(i = 0; i < nb_args; i++) {
1606 term_printf("arg%d = '%s'\n", i, (char *)args[i]);
1610 /* if the line ends with a space, it means we want to complete the
1612 len = strlen(cmdline);
1613 if (len > 0 && isspace(cmdline[len - 1])) {
1614 if (nb_args >= MAX_ARGS)
1616 args[nb_args++] = qemu_strdup("");
1619 /* command completion */
1624 completion_index = strlen(cmdname);
1625 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
1626 cmd_completion(cmdname, cmd->name);
1629 /* find the command */
1630 for(cmd = term_cmds; cmd->name != NULL; cmd++) {
1631 if (compare_cmd(args[0], cmd->name))
1636 ptype = cmd->args_type;
1637 for(i = 0; i < nb_args - 2; i++) {
1638 if (*ptype != '\0') {
1640 while (*ptype == '?')
1644 str = args[nb_args - 1];
1647 /* file completion */
1648 completion_index = strlen(str);
1649 file_completion(str);
1652 /* block device name completion */
1653 completion_index = strlen(str);
1654 bdrv_iterate(block_completion_it, (void *)str);
1660 for(i = 0; i < nb_args; i++)
1664 static int term_can_read(void *opaque)
1669 static void term_read(void *opaque, const uint8_t *buf, int size)
1672 for(i = 0; i < size; i++)
1673 readline_handle_byte(buf[i]);
1676 static void monitor_start_input(void);
1678 static void monitor_handle_command1(void *opaque, const char *cmdline)
1680 monitor_handle_command(cmdline);
1681 monitor_start_input();
1684 static void monitor_start_input(void)
1686 readline_start("(qemu) ", 0, monitor_handle_command1, NULL);
1689 void monitor_init(CharDriverState *hd, int show_banner)
1693 term_printf("QEMU %s monitor - type 'help' for more information\n",
1696 qemu_chr_add_read_handler(hd, term_can_read, term_read, NULL);
1697 monitor_start_input();
1700 /* XXX: use threads ? */
1701 /* modal monitor readline */
1702 static int monitor_readline_started;
1703 static char *monitor_readline_buf;
1704 static int monitor_readline_buf_size;
1706 static void monitor_readline_cb(void *opaque, const char *input)
1708 pstrcpy(monitor_readline_buf, monitor_readline_buf_size, input);
1709 monitor_readline_started = 0;
1712 void monitor_readline(const char *prompt, int is_password,
1713 char *buf, int buf_size)
1716 qemu_chr_send_event(monitor_hd, CHR_EVENT_FOCUS);
1718 readline_start(prompt, is_password, monitor_readline_cb, NULL);
1719 monitor_readline_buf = buf;
1720 monitor_readline_buf_size = buf_size;
1721 monitor_readline_started = 1;
1722 while (monitor_readline_started) {