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17#include "qemu/osdep.h"
18
19#include <sys/socket.h>
20#include <sys/wait.h>
21#include <sys/un.h>
22
23#include "libqtest.h"
24#include "qemu-common.h"
25#include "qemu/cutils.h"
26#include "qapi/error.h"
27#include "qapi/qmp/json-parser.h"
28#include "qapi/qmp/qdict.h"
29#include "qapi/qmp/qjson.h"
30#include "qapi/qmp/qlist.h"
31#include "qapi/qmp/qstring.h"
32
33#define MAX_IRQ 256
34#define SOCKET_TIMEOUT 50
35
36QTestState *global_qtest;
37
38struct QTestState
39{
40 int fd;
41 int qmp_fd;
42 bool irq_level[MAX_IRQ];
43 GString *rx;
44 pid_t qemu_pid;
45 bool big_endian;
46};
47
48static GHookList abrt_hooks;
49static struct sigaction sigact_old;
50
51static int qtest_query_target_endianness(QTestState *s);
52
53static int init_socket(const char *socket_path)
54{
55 struct sockaddr_un addr;
56 int sock;
57 int ret;
58
59 sock = socket(PF_UNIX, SOCK_STREAM, 0);
60 g_assert_cmpint(sock, !=, -1);
61
62 addr.sun_family = AF_UNIX;
63 snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socket_path);
64 qemu_set_cloexec(sock);
65
66 do {
67 ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr));
68 } while (ret == -1 && errno == EINTR);
69 g_assert_cmpint(ret, !=, -1);
70 ret = listen(sock, 1);
71 g_assert_cmpint(ret, !=, -1);
72
73 return sock;
74}
75
76static int socket_accept(int sock)
77{
78 struct sockaddr_un addr;
79 socklen_t addrlen;
80 int ret;
81 struct timeval timeout = { .tv_sec = SOCKET_TIMEOUT,
82 .tv_usec = 0 };
83
84 setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (void *)&timeout,
85 sizeof(timeout));
86
87 do {
88 addrlen = sizeof(addr);
89 ret = accept(sock, (struct sockaddr *)&addr, &addrlen);
90 } while (ret == -1 && errno == EINTR);
91 if (ret == -1) {
92 fprintf(stderr, "%s failed: %s\n", __func__, strerror(errno));
93 }
94 close(sock);
95
96 return ret;
97}
98
99static void kill_qemu(QTestState *s)
100{
101 if (s->qemu_pid != -1) {
102 int wstatus = 0;
103 pid_t pid;
104
105 kill(s->qemu_pid, SIGTERM);
106 TFR(pid = waitpid(s->qemu_pid, &wstatus, 0));
107
108 assert(pid == s->qemu_pid);
109
110
111
112
113 if (wstatus) {
114 if (WIFEXITED(wstatus)) {
115 fprintf(stderr, "%s:%d: kill_qemu() tried to terminate QEMU "
116 "process but encountered exit status %d\n",
117 __FILE__, __LINE__, WEXITSTATUS(wstatus));
118 } else if (WIFSIGNALED(wstatus)) {
119 int sig = WTERMSIG(wstatus);
120 const char *signame = strsignal(sig) ?: "unknown ???";
121 const char *dump = WCOREDUMP(wstatus) ? " (core dumped)" : "";
122
123 fprintf(stderr, "%s:%d: kill_qemu() detected QEMU death "
124 "from signal %d (%s)%s\n",
125 __FILE__, __LINE__, sig, signame, dump);
126 }
127 abort();
128 }
129 }
130}
131
132static void kill_qemu_hook_func(void *s)
133{
134 kill_qemu(s);
135}
136
137static void sigabrt_handler(int signo)
138{
139 g_hook_list_invoke(&abrt_hooks, FALSE);
140}
141
142static void setup_sigabrt_handler(void)
143{
144 struct sigaction sigact;
145
146
147 sigact = (struct sigaction){
148 .sa_handler = sigabrt_handler,
149 .sa_flags = SA_RESETHAND,
150 };
151 sigemptyset(&sigact.sa_mask);
152 sigaction(SIGABRT, &sigact, &sigact_old);
153}
154
155static void cleanup_sigabrt_handler(void)
156{
157 sigaction(SIGABRT, &sigact_old, NULL);
158}
159
160void qtest_add_abrt_handler(GHookFunc fn, const void *data)
161{
162 GHook *hook;
163
164
165 if (!abrt_hooks.is_setup) {
166 g_hook_list_init(&abrt_hooks, sizeof(GHook));
167 }
168 setup_sigabrt_handler();
169
170 hook = g_hook_alloc(&abrt_hooks);
171 hook->func = fn;
172 hook->data = (void *)data;
173
174 g_hook_prepend(&abrt_hooks, hook);
175}
176
177static const char *qtest_qemu_binary(void)
178{
179 const char *qemu_bin;
180
181 qemu_bin = getenv("QTEST_QEMU_BINARY");
182 if (!qemu_bin) {
183 fprintf(stderr, "Environment variable QTEST_QEMU_BINARY required\n");
184 exit(1);
185 }
186
187 return qemu_bin;
188}
189
190QTestState *qtest_init_without_qmp_handshake(bool use_oob,
191 const char *extra_args)
192{
193 QTestState *s;
194 int sock, qmpsock, i;
195 gchar *socket_path;
196 gchar *qmp_socket_path;
197 gchar *command;
198 const char *qemu_binary = qtest_qemu_binary();
199
200 s = g_new(QTestState, 1);
201
202 socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid());
203 qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid());
204
205
206
207
208
209
210 unlink(socket_path);
211 unlink(qmp_socket_path);
212
213 sock = init_socket(socket_path);
214 qmpsock = init_socket(qmp_socket_path);
215
216 qtest_add_abrt_handler(kill_qemu_hook_func, s);
217
218 command = g_strdup_printf("exec %s "
219 "-qtest unix:%s,nowait "
220 "-qtest-log %s "
221 "-chardev socket,path=%s,nowait,id=char0 "
222 "-mon chardev=char0,mode=control%s "
223 "-machine accel=qtest "
224 "-display none "
225 "%s", qemu_binary, socket_path,
226 getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null",
227 qmp_socket_path, use_oob ? ",x-oob=on" : "",
228 extra_args ?: "");
229
230 g_test_message("starting QEMU: %s", command);
231
232 s->qemu_pid = fork();
233 if (s->qemu_pid == 0) {
234 setenv("QEMU_AUDIO_DRV", "none", true);
235 execlp("/bin/sh", "sh", "-c", command, NULL);
236 exit(1);
237 }
238
239 g_free(command);
240 s->fd = socket_accept(sock);
241 if (s->fd >= 0) {
242 s->qmp_fd = socket_accept(qmpsock);
243 }
244 unlink(socket_path);
245 unlink(qmp_socket_path);
246 g_free(socket_path);
247 g_free(qmp_socket_path);
248
249 g_assert(s->fd >= 0 && s->qmp_fd >= 0);
250
251 s->rx = g_string_new("");
252 for (i = 0; i < MAX_IRQ; i++) {
253 s->irq_level[i] = false;
254 }
255
256 if (getenv("QTEST_STOP")) {
257 kill(s->qemu_pid, SIGSTOP);
258 }
259
260
261
262 s->big_endian = qtest_query_target_endianness(s);
263
264 return s;
265}
266
267QTestState *qtest_init(const char *extra_args)
268{
269 QTestState *s = qtest_init_without_qmp_handshake(false, extra_args);
270 QDict *greeting;
271
272
273 greeting = qtest_qmp_receive(s);
274 qobject_unref(greeting);
275 qobject_unref(qtest_qmp(s, "{ 'execute': 'qmp_capabilities' }"));
276
277 return s;
278}
279
280QTestState *qtest_vinitf(const char *fmt, va_list ap)
281{
282 char *args = g_strdup_vprintf(fmt, ap);
283 QTestState *s;
284
285 s = qtest_init(args);
286 g_free(args);
287 return s;
288}
289
290QTestState *qtest_initf(const char *fmt, ...)
291{
292 va_list ap;
293 QTestState *s;
294
295 va_start(ap, fmt);
296 s = qtest_vinitf(fmt, ap);
297 va_end(ap);
298 return s;
299}
300
301void qtest_quit(QTestState *s)
302{
303 g_hook_destroy_link(&abrt_hooks, g_hook_find_data(&abrt_hooks, TRUE, s));
304
305
306 cleanup_sigabrt_handler();
307
308 kill_qemu(s);
309 close(s->fd);
310 close(s->qmp_fd);
311 g_string_free(s->rx, true);
312 g_free(s);
313}
314
315static void socket_send(int fd, const char *buf, size_t size)
316{
317 size_t offset;
318
319 offset = 0;
320 while (offset < size) {
321 ssize_t len;
322
323 len = write(fd, buf + offset, size - offset);
324 if (len == -1 && errno == EINTR) {
325 continue;
326 }
327
328 g_assert_cmpint(len, >, 0);
329
330 offset += len;
331 }
332}
333
334static void socket_sendf(int fd, const char *fmt, va_list ap)
335{
336 gchar *str = g_strdup_vprintf(fmt, ap);
337 size_t size = strlen(str);
338
339 socket_send(fd, str, size);
340 g_free(str);
341}
342
343static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...)
344{
345 va_list ap;
346
347 va_start(ap, fmt);
348 socket_sendf(s->fd, fmt, ap);
349 va_end(ap);
350}
351
352static GString *qtest_recv_line(QTestState *s)
353{
354 GString *line;
355 size_t offset;
356 char *eol;
357
358 while ((eol = strchr(s->rx->str, '\n')) == NULL) {
359 ssize_t len;
360 char buffer[1024];
361
362 len = read(s->fd, buffer, sizeof(buffer));
363 if (len == -1 && errno == EINTR) {
364 continue;
365 }
366
367 if (len == -1 || len == 0) {
368 fprintf(stderr, "Broken pipe\n");
369 abort();
370 }
371
372 g_string_append_len(s->rx, buffer, len);
373 }
374
375 offset = eol - s->rx->str;
376 line = g_string_new_len(s->rx->str, offset);
377 g_string_erase(s->rx, 0, offset + 1);
378
379 return line;
380}
381
382static gchar **qtest_rsp(QTestState *s, int expected_args)
383{
384 GString *line;
385 gchar **words;
386 int i;
387
388redo:
389 line = qtest_recv_line(s);
390 words = g_strsplit(line->str, " ", 0);
391 g_string_free(line, TRUE);
392
393 if (strcmp(words[0], "IRQ") == 0) {
394 long irq;
395 int ret;
396
397 g_assert(words[1] != NULL);
398 g_assert(words[2] != NULL);
399
400 ret = qemu_strtol(words[2], NULL, 0, &irq);
401 g_assert(!ret);
402 g_assert_cmpint(irq, >=, 0);
403 g_assert_cmpint(irq, <, MAX_IRQ);
404
405 if (strcmp(words[1], "raise") == 0) {
406 s->irq_level[irq] = true;
407 } else {
408 s->irq_level[irq] = false;
409 }
410
411 g_strfreev(words);
412 goto redo;
413 }
414
415 g_assert(words[0] != NULL);
416 g_assert_cmpstr(words[0], ==, "OK");
417
418 if (expected_args) {
419 for (i = 0; i < expected_args; i++) {
420 g_assert(words[i] != NULL);
421 }
422 } else {
423 g_strfreev(words);
424 }
425
426 return words;
427}
428
429static int qtest_query_target_endianness(QTestState *s)
430{
431 gchar **args;
432 int big_endian;
433
434 qtest_sendf(s, "endianness\n");
435 args = qtest_rsp(s, 1);
436 g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0);
437 big_endian = strcmp(args[1], "big") == 0;
438 g_strfreev(args);
439
440 return big_endian;
441}
442
443typedef struct {
444 JSONMessageParser parser;
445 QDict *response;
446} QMPResponseParser;
447
448static void qmp_response(void *opaque, QObject *obj, Error *err)
449{
450 QMPResponseParser *qmp = opaque;
451
452 assert(!obj != !err);
453
454 if (err) {
455 error_prepend(&err, "QMP JSON response parsing failed: ");
456 error_report_err(err);
457 abort();
458 }
459
460 g_assert(!qmp->response);
461 qmp->response = qobject_to(QDict, obj);
462 g_assert(qmp->response);
463}
464
465QDict *qmp_fd_receive(int fd)
466{
467 QMPResponseParser qmp;
468 bool log = getenv("QTEST_LOG") != NULL;
469
470 qmp.response = NULL;
471 json_message_parser_init(&qmp.parser, qmp_response, &qmp, NULL);
472 while (!qmp.response) {
473 ssize_t len;
474 char c;
475
476 len = read(fd, &c, 1);
477 if (len == -1 && errno == EINTR) {
478 continue;
479 }
480
481 if (len == -1 || len == 0) {
482 fprintf(stderr, "Broken pipe\n");
483 abort();
484 }
485
486 if (log) {
487 len = write(2, &c, 1);
488 }
489 json_message_parser_feed(&qmp.parser, &c, 1);
490 }
491 json_message_parser_destroy(&qmp.parser);
492
493 return qmp.response;
494}
495
496QDict *qtest_qmp_receive(QTestState *s)
497{
498 return qmp_fd_receive(s->qmp_fd);
499}
500
501
502
503
504
505
506void qmp_fd_vsend(int fd, const char *fmt, va_list ap)
507{
508 QObject *qobj;
509
510
511 qobj = qobject_from_vjsonf_nofail(fmt, ap);
512
513
514 if (qobj) {
515 int log = getenv("QTEST_LOG") != NULL;
516 QString *qstr = qobject_to_json(qobj);
517 const char *str;
518
519
520
521
522
523 qstring_append_chr(qstr, '\n');
524 str = qstring_get_str(qstr);
525
526 if (log) {
527 fprintf(stderr, "%s", str);
528 }
529
530 socket_send(fd, str, qstring_get_length(qstr));
531
532 qobject_unref(qstr);
533 qobject_unref(qobj);
534 }
535}
536
537void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap)
538{
539 qmp_fd_vsend(s->qmp_fd, fmt, ap);
540}
541
542QDict *qmp_fdv(int fd, const char *fmt, va_list ap)
543{
544 qmp_fd_vsend(fd, fmt, ap);
545
546 return qmp_fd_receive(fd);
547}
548
549QDict *qtest_vqmp(QTestState *s, const char *fmt, va_list ap)
550{
551 qtest_qmp_vsend(s, fmt, ap);
552
553
554 return qtest_qmp_receive(s);
555}
556
557QDict *qmp_fd(int fd, const char *fmt, ...)
558{
559 va_list ap;
560 QDict *response;
561
562 va_start(ap, fmt);
563 response = qmp_fdv(fd, fmt, ap);
564 va_end(ap);
565 return response;
566}
567
568void qmp_fd_send(int fd, const char *fmt, ...)
569{
570 va_list ap;
571
572 va_start(ap, fmt);
573 qmp_fd_vsend(fd, fmt, ap);
574 va_end(ap);
575}
576
577QDict *qtest_qmp(QTestState *s, const char *fmt, ...)
578{
579 va_list ap;
580 QDict *response;
581
582 va_start(ap, fmt);
583 response = qtest_vqmp(s, fmt, ap);
584 va_end(ap);
585 return response;
586}
587
588void qtest_qmp_send(QTestState *s, const char *fmt, ...)
589{
590 va_list ap;
591
592 va_start(ap, fmt);
593 qtest_qmp_vsend(s, fmt, ap);
594 va_end(ap);
595}
596
597void qmp_fd_vsend_raw(int fd, const char *fmt, va_list ap)
598{
599 bool log = getenv("QTEST_LOG") != NULL;
600 char *str = g_strdup_vprintf(fmt, ap);
601
602 if (log) {
603 fprintf(stderr, "%s", str);
604 }
605 socket_send(fd, str, strlen(str));
606 g_free(str);
607}
608
609void qmp_fd_send_raw(int fd, const char *fmt, ...)
610{
611 va_list ap;
612
613 va_start(ap, fmt);
614 qmp_fd_vsend_raw(fd, fmt, ap);
615 va_end(ap);
616}
617
618void qtest_qmp_send_raw(QTestState *s, const char *fmt, ...)
619{
620 va_list ap;
621
622 va_start(ap, fmt);
623 qmp_fd_vsend_raw(s->qmp_fd, fmt, ap);
624 va_end(ap);
625}
626
627QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event)
628{
629 QDict *response;
630
631 for (;;) {
632 response = qtest_qmp_receive(s);
633 if ((qdict_haskey(response, "event")) &&
634 (strcmp(qdict_get_str(response, "event"), event) == 0)) {
635 return response;
636 }
637 qobject_unref(response);
638 }
639}
640
641void qtest_qmp_eventwait(QTestState *s, const char *event)
642{
643 QDict *response;
644
645 response = qtest_qmp_eventwait_ref(s, event);
646 qobject_unref(response);
647}
648
649char *qtest_vhmp(QTestState *s, const char *fmt, va_list ap)
650{
651 char *cmd;
652 QDict *resp;
653 char *ret;
654
655 cmd = g_strdup_vprintf(fmt, ap);
656 resp = qtest_qmp(s, "{'execute': 'human-monitor-command',"
657 " 'arguments': {'command-line': %s}}",
658 cmd);
659 ret = g_strdup(qdict_get_try_str(resp, "return"));
660 while (ret == NULL && qdict_get_try_str(resp, "event")) {
661
662 qobject_unref(resp);
663 resp = qtest_qmp_receive(s);
664 ret = g_strdup(qdict_get_try_str(resp, "return"));
665 }
666 g_assert(ret);
667 qobject_unref(resp);
668 g_free(cmd);
669 return ret;
670}
671
672char *qtest_hmp(QTestState *s, const char *fmt, ...)
673{
674 va_list ap;
675 char *ret;
676
677 va_start(ap, fmt);
678 ret = qtest_vhmp(s, fmt, ap);
679 va_end(ap);
680 return ret;
681}
682
683const char *qtest_get_arch(void)
684{
685 const char *qemu = qtest_qemu_binary();
686 const char *end = strrchr(qemu, '/');
687
688 return end + strlen("/qemu-system-");
689}
690
691bool qtest_get_irq(QTestState *s, int num)
692{
693
694 qtest_inb(s, 0);
695
696 return s->irq_level[num];
697}
698
699static int64_t qtest_clock_rsp(QTestState *s)
700{
701 gchar **words;
702 int64_t clock;
703 words = qtest_rsp(s, 2);
704 clock = g_ascii_strtoll(words[1], NULL, 0);
705 g_strfreev(words);
706 return clock;
707}
708
709int64_t qtest_clock_step_next(QTestState *s)
710{
711 qtest_sendf(s, "clock_step\n");
712 return qtest_clock_rsp(s);
713}
714
715int64_t qtest_clock_step(QTestState *s, int64_t step)
716{
717 qtest_sendf(s, "clock_step %"PRIi64"\n", step);
718 return qtest_clock_rsp(s);
719}
720
721int64_t qtest_clock_set(QTestState *s, int64_t val)
722{
723 qtest_sendf(s, "clock_set %"PRIi64"\n", val);
724 return qtest_clock_rsp(s);
725}
726
727void qtest_irq_intercept_out(QTestState *s, const char *qom_path)
728{
729 qtest_sendf(s, "irq_intercept_out %s\n", qom_path);
730 qtest_rsp(s, 0);
731}
732
733void qtest_irq_intercept_in(QTestState *s, const char *qom_path)
734{
735 qtest_sendf(s, "irq_intercept_in %s\n", qom_path);
736 qtest_rsp(s, 0);
737}
738
739static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value)
740{
741 qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value);
742 qtest_rsp(s, 0);
743}
744
745void qtest_outb(QTestState *s, uint16_t addr, uint8_t value)
746{
747 qtest_out(s, "outb", addr, value);
748}
749
750void qtest_outw(QTestState *s, uint16_t addr, uint16_t value)
751{
752 qtest_out(s, "outw", addr, value);
753}
754
755void qtest_outl(QTestState *s, uint16_t addr, uint32_t value)
756{
757 qtest_out(s, "outl", addr, value);
758}
759
760static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr)
761{
762 gchar **args;
763 int ret;
764 unsigned long value;
765
766 qtest_sendf(s, "%s 0x%x\n", cmd, addr);
767 args = qtest_rsp(s, 2);
768 ret = qemu_strtoul(args[1], NULL, 0, &value);
769 g_assert(!ret && value <= UINT32_MAX);
770 g_strfreev(args);
771
772 return value;
773}
774
775uint8_t qtest_inb(QTestState *s, uint16_t addr)
776{
777 return qtest_in(s, "inb", addr);
778}
779
780uint16_t qtest_inw(QTestState *s, uint16_t addr)
781{
782 return qtest_in(s, "inw", addr);
783}
784
785uint32_t qtest_inl(QTestState *s, uint16_t addr)
786{
787 return qtest_in(s, "inl", addr);
788}
789
790static void qtest_write(QTestState *s, const char *cmd, uint64_t addr,
791 uint64_t value)
792{
793 qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value);
794 qtest_rsp(s, 0);
795}
796
797void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value)
798{
799 qtest_write(s, "writeb", addr, value);
800}
801
802void qtest_writew(QTestState *s, uint64_t addr, uint16_t value)
803{
804 qtest_write(s, "writew", addr, value);
805}
806
807void qtest_writel(QTestState *s, uint64_t addr, uint32_t value)
808{
809 qtest_write(s, "writel", addr, value);
810}
811
812void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value)
813{
814 qtest_write(s, "writeq", addr, value);
815}
816
817static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr)
818{
819 gchar **args;
820 int ret;
821 uint64_t value;
822
823 qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr);
824 args = qtest_rsp(s, 2);
825 ret = qemu_strtou64(args[1], NULL, 0, &value);
826 g_assert(!ret);
827 g_strfreev(args);
828
829 return value;
830}
831
832uint8_t qtest_readb(QTestState *s, uint64_t addr)
833{
834 return qtest_read(s, "readb", addr);
835}
836
837uint16_t qtest_readw(QTestState *s, uint64_t addr)
838{
839 return qtest_read(s, "readw", addr);
840}
841
842uint32_t qtest_readl(QTestState *s, uint64_t addr)
843{
844 return qtest_read(s, "readl", addr);
845}
846
847uint64_t qtest_readq(QTestState *s, uint64_t addr)
848{
849 return qtest_read(s, "readq", addr);
850}
851
852static int hex2nib(char ch)
853{
854 if (ch >= '0' && ch <= '9') {
855 return ch - '0';
856 } else if (ch >= 'a' && ch <= 'f') {
857 return 10 + (ch - 'a');
858 } else if (ch >= 'A' && ch <= 'F') {
859 return 10 + (ch - 'a');
860 } else {
861 return -1;
862 }
863}
864
865void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size)
866{
867 uint8_t *ptr = data;
868 gchar **args;
869 size_t i;
870
871 if (!size) {
872 return;
873 }
874
875 qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size);
876 args = qtest_rsp(s, 2);
877
878 for (i = 0; i < size; i++) {
879 ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4;
880 ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]);
881 }
882
883 g_strfreev(args);
884}
885
886uint64_t qtest_rtas_call(QTestState *s, const char *name,
887 uint32_t nargs, uint64_t args,
888 uint32_t nret, uint64_t ret)
889{
890 qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n",
891 name, nargs, args, nret, ret);
892 qtest_rsp(s, 0);
893 return 0;
894}
895
896void qtest_add_func(const char *str, void (*fn)(void))
897{
898 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
899 g_test_add_func(path, fn);
900 g_free(path);
901}
902
903void qtest_add_data_func_full(const char *str, void *data,
904 void (*fn)(const void *),
905 GDestroyNotify data_free_func)
906{
907 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
908 g_test_add_data_func_full(path, data, fn, data_free_func);
909 g_free(path);
910}
911
912void qtest_add_data_func(const char *str, const void *data,
913 void (*fn)(const void *))
914{
915 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
916 g_test_add_data_func(path, data, fn);
917 g_free(path);
918}
919
920void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
921{
922 gchar *bdata;
923
924 bdata = g_base64_encode(data, size);
925 qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size);
926 socket_send(s->fd, bdata, strlen(bdata));
927 socket_send(s->fd, "\n", 1);
928 qtest_rsp(s, 0);
929 g_free(bdata);
930}
931
932void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size)
933{
934 gchar **args;
935 size_t len;
936
937 qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size);
938 args = qtest_rsp(s, 2);
939
940 g_base64_decode_inplace(args[1], &len);
941 if (size != len) {
942 fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n",
943 size, len);
944 len = MIN(len, size);
945 }
946
947 memcpy(data, args[1], len);
948 g_strfreev(args);
949}
950
951void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
952{
953 const uint8_t *ptr = data;
954 size_t i;
955 char *enc;
956
957 if (!size) {
958 return;
959 }
960
961 enc = g_malloc(2 * size + 1);
962
963 for (i = 0; i < size; i++) {
964 sprintf(&enc[i * 2], "%02x", ptr[i]);
965 }
966
967 qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc);
968 qtest_rsp(s, 0);
969 g_free(enc);
970}
971
972void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size)
973{
974 qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern);
975 qtest_rsp(s, 0);
976}
977
978QDict *qmp(const char *fmt, ...)
979{
980 va_list ap;
981 QDict *response;
982
983 va_start(ap, fmt);
984 response = qtest_vqmp(global_qtest, fmt, ap);
985 va_end(ap);
986 return response;
987}
988
989void qmp_send(const char *fmt, ...)
990{
991 va_list ap;
992
993 va_start(ap, fmt);
994 qtest_qmp_vsend(global_qtest, fmt, ap);
995 va_end(ap);
996}
997
998char *hmp(const char *fmt, ...)
999{
1000 va_list ap;
1001 char *ret;
1002
1003 va_start(ap, fmt);
1004 ret = qtest_vhmp(global_qtest, fmt, ap);
1005 va_end(ap);
1006 return ret;
1007}
1008
1009bool qtest_big_endian(QTestState *s)
1010{
1011 return s->big_endian;
1012}
1013
1014static bool qtest_check_machine_version(const char *mname, const char *basename,
1015 int major, int minor)
1016{
1017 char *newname;
1018 bool is_equal;
1019
1020 newname = g_strdup_printf("%s-%i.%i", basename, major, minor);
1021 is_equal = g_str_equal(mname, newname);
1022 g_free(newname);
1023
1024 return is_equal;
1025}
1026
1027static bool qtest_is_old_versioned_machine(const char *mname)
1028{
1029 const char *dash = strrchr(mname, '-');
1030 const char *dot = strrchr(mname, '.');
1031 const char *chr;
1032 char *bname;
1033 const int major = QEMU_VERSION_MAJOR;
1034 const int minor = QEMU_VERSION_MINOR;
1035 bool res = false;
1036
1037 if (dash && dot && dot > dash) {
1038 for (chr = dash + 1; *chr; chr++) {
1039 if (!qemu_isdigit(*chr) && *chr != '.') {
1040 return false;
1041 }
1042 }
1043
1044
1045
1046
1047
1048 bname = g_strdup(mname);
1049 bname[dash - mname] = 0;
1050 res = !qtest_check_machine_version(mname, bname, major + 1, 0) &&
1051 !qtest_check_machine_version(mname, bname, major, minor + 1) &&
1052 !qtest_check_machine_version(mname, bname, major, minor);
1053 g_free(bname);
1054 }
1055
1056 return res;
1057}
1058
1059void qtest_cb_for_every_machine(void (*cb)(const char *machine),
1060 bool skip_old_versioned)
1061{
1062 QDict *response, *minfo;
1063 QList *list;
1064 const QListEntry *p;
1065 QObject *qobj;
1066 QString *qstr;
1067 const char *mname;
1068
1069 qtest_start("-machine none");
1070 response = qmp("{ 'execute': 'query-machines' }");
1071 g_assert(response);
1072 list = qdict_get_qlist(response, "return");
1073 g_assert(list);
1074
1075 for (p = qlist_first(list); p; p = qlist_next(p)) {
1076 minfo = qobject_to(QDict, qlist_entry_obj(p));
1077 g_assert(minfo);
1078 qobj = qdict_get(minfo, "name");
1079 g_assert(qobj);
1080 qstr = qobject_to(QString, qobj);
1081 g_assert(qstr);
1082 mname = qstring_get_str(qstr);
1083 if (!skip_old_versioned || !qtest_is_old_versioned_machine(mname)) {
1084 cb(mname);
1085 }
1086 }
1087
1088 qtest_end();
1089 qobject_unref(response);
1090}
1091
1092QDict *qtest_qmp_receive_success(QTestState *s,
1093 void (*event_cb)(void *opaque,
1094 const char *event,
1095 QDict *data),
1096 void *opaque)
1097{
1098 QDict *response, *ret, *data;
1099 const char *event;
1100
1101 for (;;) {
1102 response = qtest_qmp_receive(s);
1103 g_assert(!qdict_haskey(response, "error"));
1104 ret = qdict_get_qdict(response, "return");
1105 if (ret) {
1106 break;
1107 }
1108 event = qdict_get_str(response, "event");
1109 data = qdict_get_qdict(response, "data");
1110 if (event_cb) {
1111 event_cb(opaque, event, data);
1112 }
1113 qobject_unref(response);
1114 }
1115
1116 qobject_ref(ret);
1117 qobject_unref(response);
1118 return ret;
1119}
1120
1121
1122
1123
1124void qtest_qmp_device_add(const char *driver, const char *id,
1125 const char *fmt, ...)
1126{
1127 QDict *args, *response;
1128 va_list ap;
1129
1130 va_start(ap, fmt);
1131 args = qdict_from_vjsonf_nofail(fmt, ap);
1132 va_end(ap);
1133
1134 g_assert(!qdict_haskey(args, "driver") && !qdict_haskey(args, "id"));
1135 qdict_put_str(args, "driver", driver);
1136 qdict_put_str(args, "id", id);
1137
1138 response = qmp("{'execute': 'device_add', 'arguments': %p}", args);
1139 g_assert(response);
1140 g_assert(!qdict_haskey(response, "event"));
1141 g_assert(!qdict_haskey(response, "error"));
1142 qobject_unref(response);
1143}
1144
1145static void device_deleted_cb(void *opaque, const char *name, QDict *data)
1146{
1147 bool *got_event = opaque;
1148
1149 g_assert_cmpstr(name, ==, "DEVICE_DELETED");
1150 *got_event = true;
1151}
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171void qtest_qmp_device_del(const char *id)
1172{
1173 bool got_event = false;
1174 QDict *rsp;
1175
1176 qtest_qmp_send(global_qtest,
1177 "{'execute': 'device_del', 'arguments': {'id': %s}}",
1178 id);
1179 rsp = qtest_qmp_receive_success(global_qtest, device_deleted_cb,
1180 &got_event);
1181 qobject_unref(rsp);
1182 if (!got_event) {
1183 rsp = qmp_receive();
1184 g_assert_cmpstr(qdict_get_try_str(rsp, "event"),
1185 ==, "DEVICE_DELETED");
1186 qobject_unref(rsp);
1187 }
1188}
1189
1190bool qmp_rsp_is_err(QDict *rsp)
1191{
1192 QDict *error = qdict_get_qdict(rsp, "error");
1193 qobject_unref(rsp);
1194 return !!error;
1195}
1196
1197void qmp_assert_error_class(QDict *rsp, const char *class)
1198{
1199 QDict *error = qdict_get_qdict(rsp, "error");
1200
1201 g_assert_cmpstr(qdict_get_try_str(error, "class"), ==, class);
1202 g_assert_nonnull(qdict_get_try_str(error, "desc"));
1203 g_assert(!qdict_haskey(rsp, "return"));
1204
1205 qobject_unref(rsp);
1206}
1207