quorum: Inline quorum_aio_cb()
[qemu.git] / tests / libqtest.c
1 /*
2 * QTest
3 *
4 * Copyright IBM, Corp. 2012
5 * Copyright Red Hat, Inc. 2012
6 * Copyright SUSE LINUX Products GmbH 2013
7 *
8 * Authors:
9 * Anthony Liguori <aliguori@us.ibm.com>
10 * Paolo Bonzini <pbonzini@redhat.com>
11 * Andreas Färber <afaerber@suse.de>
12 *
13 * This work is licensed under the terms of the GNU GPL, version 2 or later.
14 * See the COPYING file in the top-level directory.
15 *
16 */
17 #include "qemu/osdep.h"
18 #include "libqtest.h"
19
20 #include <sys/socket.h>
21 #include <sys/wait.h>
22 #include <sys/un.h>
23
24 #include "qapi/qmp/json-parser.h"
25 #include "qapi/qmp/json-streamer.h"
26 #include "qapi/qmp/qjson.h"
27
28 #define MAX_IRQ 256
29 #define SOCKET_TIMEOUT 50
30
31 QTestState *global_qtest;
32
33 struct QTestState
34 {
35 int fd;
36 int qmp_fd;
37 bool irq_level[MAX_IRQ];
38 GString *rx;
39 pid_t qemu_pid; /* our child QEMU process */
40 bool big_endian;
41 };
42
43 static GHookList abrt_hooks;
44 static GList *qtest_instances;
45 static struct sigaction sigact_old;
46
47 #define g_assert_no_errno(ret) do { \
48 g_assert_cmpint(ret, !=, -1); \
49 } while (0)
50
51 static int qtest_query_target_endianness(QTestState *s);
52
53 static 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_no_errno(sock);
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_no_errno(ret);
70 ret = listen(sock, 1);
71 g_assert_no_errno(ret);
72
73 return sock;
74 }
75
76 static 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
99 static void kill_qemu(QTestState *s)
100 {
101 if (s->qemu_pid != -1) {
102 kill(s->qemu_pid, SIGTERM);
103 waitpid(s->qemu_pid, NULL, 0);
104 }
105 }
106
107 static void kill_qemu_hook_func(void *s)
108 {
109 kill_qemu(s);
110 }
111
112 static void sigabrt_handler(int signo)
113 {
114 g_hook_list_invoke(&abrt_hooks, FALSE);
115 }
116
117 static void setup_sigabrt_handler(void)
118 {
119 struct sigaction sigact;
120
121 /* Catch SIGABRT to clean up on g_assert() failure */
122 sigact = (struct sigaction){
123 .sa_handler = sigabrt_handler,
124 .sa_flags = SA_RESETHAND,
125 };
126 sigemptyset(&sigact.sa_mask);
127 sigaction(SIGABRT, &sigact, &sigact_old);
128 }
129
130 static void cleanup_sigabrt_handler(void)
131 {
132 sigaction(SIGABRT, &sigact_old, NULL);
133 }
134
135 void qtest_add_abrt_handler(GHookFunc fn, const void *data)
136 {
137 GHook *hook;
138
139 /* Only install SIGABRT handler once */
140 if (!abrt_hooks.is_setup) {
141 g_hook_list_init(&abrt_hooks, sizeof(GHook));
142 setup_sigabrt_handler();
143 }
144
145 hook = g_hook_alloc(&abrt_hooks);
146 hook->func = fn;
147 hook->data = (void *)data;
148
149 g_hook_prepend(&abrt_hooks, hook);
150 }
151
152 QTestState *qtest_init(const char *extra_args)
153 {
154 QTestState *s;
155 int sock, qmpsock, i;
156 gchar *socket_path;
157 gchar *qmp_socket_path;
158 gchar *command;
159 const char *qemu_binary;
160
161 qemu_binary = getenv("QTEST_QEMU_BINARY");
162 g_assert(qemu_binary != NULL);
163
164 s = g_malloc(sizeof(*s));
165
166 socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid());
167 qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid());
168
169 sock = init_socket(socket_path);
170 qmpsock = init_socket(qmp_socket_path);
171
172 qtest_add_abrt_handler(kill_qemu_hook_func, s);
173
174 s->qemu_pid = fork();
175 if (s->qemu_pid == 0) {
176 setenv("QEMU_AUDIO_DRV", "none", true);
177 command = g_strdup_printf("exec %s "
178 "-qtest unix:%s,nowait "
179 "-qtest-log %s "
180 "-qmp unix:%s,nowait "
181 "-machine accel=qtest "
182 "-display none "
183 "%s", qemu_binary, socket_path,
184 getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null",
185 qmp_socket_path,
186 extra_args ?: "");
187 execlp("/bin/sh", "sh", "-c", command, NULL);
188 exit(1);
189 }
190
191 s->fd = socket_accept(sock);
192 if (s->fd >= 0) {
193 s->qmp_fd = socket_accept(qmpsock);
194 }
195 unlink(socket_path);
196 unlink(qmp_socket_path);
197 g_free(socket_path);
198 g_free(qmp_socket_path);
199
200 g_assert(s->fd >= 0 && s->qmp_fd >= 0);
201
202 s->rx = g_string_new("");
203 for (i = 0; i < MAX_IRQ; i++) {
204 s->irq_level[i] = false;
205 }
206
207 /* Read the QMP greeting and then do the handshake */
208 qtest_qmp_discard_response(s, "");
209 qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }");
210
211 if (getenv("QTEST_STOP")) {
212 kill(s->qemu_pid, SIGSTOP);
213 }
214
215 /* ask endianness of the target */
216
217 s->big_endian = qtest_query_target_endianness(s);
218
219 return s;
220 }
221
222 void qtest_quit(QTestState *s)
223 {
224 qtest_instances = g_list_remove(qtest_instances, s);
225 g_hook_destroy_link(&abrt_hooks, g_hook_find_data(&abrt_hooks, TRUE, s));
226
227 /* Uninstall SIGABRT handler on last instance */
228 if (!qtest_instances) {
229 cleanup_sigabrt_handler();
230 }
231
232 kill_qemu(s);
233 close(s->fd);
234 close(s->qmp_fd);
235 g_string_free(s->rx, true);
236 g_free(s);
237 }
238
239 static void socket_send(int fd, const char *buf, size_t size)
240 {
241 size_t offset;
242
243 offset = 0;
244 while (offset < size) {
245 ssize_t len;
246
247 len = write(fd, buf + offset, size - offset);
248 if (len == -1 && errno == EINTR) {
249 continue;
250 }
251
252 g_assert_no_errno(len);
253 g_assert_cmpint(len, >, 0);
254
255 offset += len;
256 }
257 }
258
259 static void socket_sendf(int fd, const char *fmt, va_list ap)
260 {
261 gchar *str = g_strdup_vprintf(fmt, ap);
262 size_t size = strlen(str);
263
264 socket_send(fd, str, size);
265 g_free(str);
266 }
267
268 static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...)
269 {
270 va_list ap;
271
272 va_start(ap, fmt);
273 socket_sendf(s->fd, fmt, ap);
274 va_end(ap);
275 }
276
277 static GString *qtest_recv_line(QTestState *s)
278 {
279 GString *line;
280 size_t offset;
281 char *eol;
282
283 while ((eol = strchr(s->rx->str, '\n')) == NULL) {
284 ssize_t len;
285 char buffer[1024];
286
287 len = read(s->fd, buffer, sizeof(buffer));
288 if (len == -1 && errno == EINTR) {
289 continue;
290 }
291
292 if (len == -1 || len == 0) {
293 fprintf(stderr, "Broken pipe\n");
294 exit(1);
295 }
296
297 g_string_append_len(s->rx, buffer, len);
298 }
299
300 offset = eol - s->rx->str;
301 line = g_string_new_len(s->rx->str, offset);
302 g_string_erase(s->rx, 0, offset + 1);
303
304 return line;
305 }
306
307 static gchar **qtest_rsp(QTestState *s, int expected_args)
308 {
309 GString *line;
310 gchar **words;
311 int i;
312
313 redo:
314 line = qtest_recv_line(s);
315 words = g_strsplit(line->str, " ", 0);
316 g_string_free(line, TRUE);
317
318 if (strcmp(words[0], "IRQ") == 0) {
319 int irq;
320
321 g_assert(words[1] != NULL);
322 g_assert(words[2] != NULL);
323
324 irq = strtoul(words[2], NULL, 0);
325 g_assert_cmpint(irq, >=, 0);
326 g_assert_cmpint(irq, <, MAX_IRQ);
327
328 if (strcmp(words[1], "raise") == 0) {
329 s->irq_level[irq] = true;
330 } else {
331 s->irq_level[irq] = false;
332 }
333
334 g_strfreev(words);
335 goto redo;
336 }
337
338 g_assert(words[0] != NULL);
339 g_assert_cmpstr(words[0], ==, "OK");
340
341 if (expected_args) {
342 for (i = 0; i < expected_args; i++) {
343 g_assert(words[i] != NULL);
344 }
345 } else {
346 g_strfreev(words);
347 }
348
349 return words;
350 }
351
352 static int qtest_query_target_endianness(QTestState *s)
353 {
354 gchar **args;
355 int big_endian;
356
357 qtest_sendf(s, "endianness\n");
358 args = qtest_rsp(s, 1);
359 g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0);
360 big_endian = strcmp(args[1], "big") == 0;
361 g_strfreev(args);
362
363 return big_endian;
364 }
365
366 typedef struct {
367 JSONMessageParser parser;
368 QDict *response;
369 } QMPResponseParser;
370
371 static void qmp_response(JSONMessageParser *parser, GQueue *tokens)
372 {
373 QMPResponseParser *qmp = container_of(parser, QMPResponseParser, parser);
374 QObject *obj;
375
376 obj = json_parser_parse(tokens, NULL);
377 if (!obj) {
378 fprintf(stderr, "QMP JSON response parsing failed\n");
379 exit(1);
380 }
381
382 g_assert(qobject_type(obj) == QTYPE_QDICT);
383 g_assert(!qmp->response);
384 qmp->response = (QDict *)obj;
385 }
386
387 QDict *qmp_fd_receive(int fd)
388 {
389 QMPResponseParser qmp;
390 bool log = getenv("QTEST_LOG") != NULL;
391
392 qmp.response = NULL;
393 json_message_parser_init(&qmp.parser, qmp_response);
394 while (!qmp.response) {
395 ssize_t len;
396 char c;
397
398 len = read(fd, &c, 1);
399 if (len == -1 && errno == EINTR) {
400 continue;
401 }
402
403 if (len == -1 || len == 0) {
404 fprintf(stderr, "Broken pipe\n");
405 exit(1);
406 }
407
408 if (log) {
409 len = write(2, &c, 1);
410 }
411 json_message_parser_feed(&qmp.parser, &c, 1);
412 }
413 json_message_parser_destroy(&qmp.parser);
414
415 return qmp.response;
416 }
417
418 QDict *qtest_qmp_receive(QTestState *s)
419 {
420 return qmp_fd_receive(s->qmp_fd);
421 }
422
423 /**
424 * Allow users to send a message without waiting for the reply,
425 * in the case that they choose to discard all replies up until
426 * a particular EVENT is received.
427 */
428 void qmp_fd_sendv(int fd, const char *fmt, va_list ap)
429 {
430 va_list ap_copy;
431 QObject *qobj;
432
433 /* Going through qobject ensures we escape strings properly.
434 * This seemingly unnecessary copy is required in case va_list
435 * is an array type.
436 */
437 va_copy(ap_copy, ap);
438 qobj = qobject_from_jsonv(fmt, &ap_copy);
439 va_end(ap_copy);
440
441 /* No need to send anything for an empty QObject. */
442 if (qobj) {
443 int log = getenv("QTEST_LOG") != NULL;
444 QString *qstr = qobject_to_json(qobj);
445 const char *str = qstring_get_str(qstr);
446 size_t size = qstring_get_length(qstr);
447
448 if (log) {
449 fprintf(stderr, "%s", str);
450 }
451 /* Send QMP request */
452 socket_send(fd, str, size);
453
454 QDECREF(qstr);
455 qobject_decref(qobj);
456 }
457 }
458
459 void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap)
460 {
461 qmp_fd_sendv(s->qmp_fd, fmt, ap);
462 }
463
464 QDict *qmp_fdv(int fd, const char *fmt, va_list ap)
465 {
466 qmp_fd_sendv(fd, fmt, ap);
467
468 return qmp_fd_receive(fd);
469 }
470
471 QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap)
472 {
473 qtest_async_qmpv(s, fmt, ap);
474
475 /* Receive reply */
476 return qtest_qmp_receive(s);
477 }
478
479 QDict *qmp_fd(int fd, const char *fmt, ...)
480 {
481 va_list ap;
482 QDict *response;
483
484 va_start(ap, fmt);
485 response = qmp_fdv(fd, fmt, ap);
486 va_end(ap);
487 return response;
488 }
489
490 void qmp_fd_send(int fd, const char *fmt, ...)
491 {
492 va_list ap;
493
494 va_start(ap, fmt);
495 qmp_fd_sendv(fd, fmt, ap);
496 va_end(ap);
497 }
498
499 QDict *qtest_qmp(QTestState *s, const char *fmt, ...)
500 {
501 va_list ap;
502 QDict *response;
503
504 va_start(ap, fmt);
505 response = qtest_qmpv(s, fmt, ap);
506 va_end(ap);
507 return response;
508 }
509
510 void qtest_async_qmp(QTestState *s, const char *fmt, ...)
511 {
512 va_list ap;
513
514 va_start(ap, fmt);
515 qtest_async_qmpv(s, fmt, ap);
516 va_end(ap);
517 }
518
519 void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap)
520 {
521 QDict *response = qtest_qmpv(s, fmt, ap);
522 QDECREF(response);
523 }
524
525 void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...)
526 {
527 va_list ap;
528 QDict *response;
529
530 va_start(ap, fmt);
531 response = qtest_qmpv(s, fmt, ap);
532 va_end(ap);
533 QDECREF(response);
534 }
535
536 QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event)
537 {
538 QDict *response;
539
540 for (;;) {
541 response = qtest_qmp_receive(s);
542 if ((qdict_haskey(response, "event")) &&
543 (strcmp(qdict_get_str(response, "event"), event) == 0)) {
544 return response;
545 }
546 QDECREF(response);
547 }
548 }
549
550 void qtest_qmp_eventwait(QTestState *s, const char *event)
551 {
552 QDict *response;
553
554 response = qtest_qmp_eventwait_ref(s, event);
555 QDECREF(response);
556 }
557
558 char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap)
559 {
560 char *cmd;
561 QDict *resp;
562 char *ret;
563
564 cmd = g_strdup_vprintf(fmt, ap);
565 resp = qtest_qmp(s, "{'execute': 'human-monitor-command',"
566 " 'arguments': {'command-line': %s}}",
567 cmd);
568 ret = g_strdup(qdict_get_try_str(resp, "return"));
569 g_assert(ret);
570 QDECREF(resp);
571 g_free(cmd);
572 return ret;
573 }
574
575 char *qtest_hmp(QTestState *s, const char *fmt, ...)
576 {
577 va_list ap;
578 char *ret;
579
580 va_start(ap, fmt);
581 ret = qtest_hmpv(s, fmt, ap);
582 va_end(ap);
583 return ret;
584 }
585
586 const char *qtest_get_arch(void)
587 {
588 const char *qemu = getenv("QTEST_QEMU_BINARY");
589 g_assert(qemu != NULL);
590 const char *end = strrchr(qemu, '/');
591
592 return end + strlen("/qemu-system-");
593 }
594
595 bool qtest_get_irq(QTestState *s, int num)
596 {
597 /* dummy operation in order to make sure irq is up to date */
598 qtest_inb(s, 0);
599
600 return s->irq_level[num];
601 }
602
603 static int64_t qtest_clock_rsp(QTestState *s)
604 {
605 gchar **words;
606 int64_t clock;
607 words = qtest_rsp(s, 2);
608 clock = g_ascii_strtoll(words[1], NULL, 0);
609 g_strfreev(words);
610 return clock;
611 }
612
613 int64_t qtest_clock_step_next(QTestState *s)
614 {
615 qtest_sendf(s, "clock_step\n");
616 return qtest_clock_rsp(s);
617 }
618
619 int64_t qtest_clock_step(QTestState *s, int64_t step)
620 {
621 qtest_sendf(s, "clock_step %"PRIi64"\n", step);
622 return qtest_clock_rsp(s);
623 }
624
625 int64_t qtest_clock_set(QTestState *s, int64_t val)
626 {
627 qtest_sendf(s, "clock_set %"PRIi64"\n", val);
628 return qtest_clock_rsp(s);
629 }
630
631 void qtest_irq_intercept_out(QTestState *s, const char *qom_path)
632 {
633 qtest_sendf(s, "irq_intercept_out %s\n", qom_path);
634 qtest_rsp(s, 0);
635 }
636
637 void qtest_irq_intercept_in(QTestState *s, const char *qom_path)
638 {
639 qtest_sendf(s, "irq_intercept_in %s\n", qom_path);
640 qtest_rsp(s, 0);
641 }
642
643 static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value)
644 {
645 qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value);
646 qtest_rsp(s, 0);
647 }
648
649 void qtest_outb(QTestState *s, uint16_t addr, uint8_t value)
650 {
651 qtest_out(s, "outb", addr, value);
652 }
653
654 void qtest_outw(QTestState *s, uint16_t addr, uint16_t value)
655 {
656 qtest_out(s, "outw", addr, value);
657 }
658
659 void qtest_outl(QTestState *s, uint16_t addr, uint32_t value)
660 {
661 qtest_out(s, "outl", addr, value);
662 }
663
664 static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr)
665 {
666 gchar **args;
667 uint32_t value;
668
669 qtest_sendf(s, "%s 0x%x\n", cmd, addr);
670 args = qtest_rsp(s, 2);
671 value = strtoul(args[1], NULL, 0);
672 g_strfreev(args);
673
674 return value;
675 }
676
677 uint8_t qtest_inb(QTestState *s, uint16_t addr)
678 {
679 return qtest_in(s, "inb", addr);
680 }
681
682 uint16_t qtest_inw(QTestState *s, uint16_t addr)
683 {
684 return qtest_in(s, "inw", addr);
685 }
686
687 uint32_t qtest_inl(QTestState *s, uint16_t addr)
688 {
689 return qtest_in(s, "inl", addr);
690 }
691
692 static void qtest_write(QTestState *s, const char *cmd, uint64_t addr,
693 uint64_t value)
694 {
695 qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value);
696 qtest_rsp(s, 0);
697 }
698
699 void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value)
700 {
701 qtest_write(s, "writeb", addr, value);
702 }
703
704 void qtest_writew(QTestState *s, uint64_t addr, uint16_t value)
705 {
706 qtest_write(s, "writew", addr, value);
707 }
708
709 void qtest_writel(QTestState *s, uint64_t addr, uint32_t value)
710 {
711 qtest_write(s, "writel", addr, value);
712 }
713
714 void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value)
715 {
716 qtest_write(s, "writeq", addr, value);
717 }
718
719 static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr)
720 {
721 gchar **args;
722 uint64_t value;
723
724 qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr);
725 args = qtest_rsp(s, 2);
726 value = strtoull(args[1], NULL, 0);
727 g_strfreev(args);
728
729 return value;
730 }
731
732 uint8_t qtest_readb(QTestState *s, uint64_t addr)
733 {
734 return qtest_read(s, "readb", addr);
735 }
736
737 uint16_t qtest_readw(QTestState *s, uint64_t addr)
738 {
739 return qtest_read(s, "readw", addr);
740 }
741
742 uint32_t qtest_readl(QTestState *s, uint64_t addr)
743 {
744 return qtest_read(s, "readl", addr);
745 }
746
747 uint64_t qtest_readq(QTestState *s, uint64_t addr)
748 {
749 return qtest_read(s, "readq", addr);
750 }
751
752 static int hex2nib(char ch)
753 {
754 if (ch >= '0' && ch <= '9') {
755 return ch - '0';
756 } else if (ch >= 'a' && ch <= 'f') {
757 return 10 + (ch - 'a');
758 } else if (ch >= 'A' && ch <= 'F') {
759 return 10 + (ch - 'a');
760 } else {
761 return -1;
762 }
763 }
764
765 void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size)
766 {
767 uint8_t *ptr = data;
768 gchar **args;
769 size_t i;
770
771 qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size);
772 args = qtest_rsp(s, 2);
773
774 for (i = 0; i < size; i++) {
775 ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4;
776 ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]);
777 }
778
779 g_strfreev(args);
780 }
781
782 uint64_t qtest_rtas_call(QTestState *s, const char *name,
783 uint32_t nargs, uint64_t args,
784 uint32_t nret, uint64_t ret)
785 {
786 qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n",
787 name, nargs, args, nret, ret);
788 qtest_rsp(s, 0);
789 return 0;
790 }
791
792 void qtest_add_func(const char *str, void (*fn)(void))
793 {
794 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
795 g_test_add_func(path, fn);
796 g_free(path);
797 }
798
799 void qtest_add_data_func_full(const char *str, void *data,
800 void (*fn)(const void *),
801 GDestroyNotify data_free_func)
802 {
803 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
804 #if GLIB_CHECK_VERSION(2, 34, 0)
805 g_test_add_data_func_full(path, data, fn, data_free_func);
806 #elif GLIB_CHECK_VERSION(2, 26, 0)
807 /* back-compat casts, remove this once we can require new-enough glib */
808 g_test_add_vtable(path, 0, data, NULL,
809 (GTestFixtureFunc)fn, (GTestFixtureFunc) data_free_func);
810 #else
811 /* back-compat casts, remove this once we can require new-enough glib */
812 g_test_add_vtable(path, 0, data, NULL,
813 (void (*)(void)) fn, (void (*)(void)) data_free_func);
814 #endif
815 g_free(path);
816 }
817
818 void qtest_add_data_func(const char *str, const void *data,
819 void (*fn)(const void *))
820 {
821 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
822 g_test_add_data_func(path, data, fn);
823 g_free(path);
824 }
825
826 void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
827 {
828 gchar *bdata;
829
830 bdata = g_base64_encode(data, size);
831 qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size);
832 socket_send(s->fd, bdata, strlen(bdata));
833 socket_send(s->fd, "\n", 1);
834 qtest_rsp(s, 0);
835 g_free(bdata);
836 }
837
838 void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size)
839 {
840 gchar **args;
841 size_t len;
842
843 qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size);
844 args = qtest_rsp(s, 2);
845
846 g_base64_decode_inplace(args[1], &len);
847 if (size != len) {
848 fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n",
849 size, len);
850 len = MIN(len, size);
851 }
852
853 memcpy(data, args[1], len);
854 g_strfreev(args);
855 }
856
857 void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
858 {
859 const uint8_t *ptr = data;
860 size_t i;
861 char *enc = g_malloc(2 * size + 1);
862
863 for (i = 0; i < size; i++) {
864 sprintf(&enc[i * 2], "%02x", ptr[i]);
865 }
866
867 qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc);
868 qtest_rsp(s, 0);
869 g_free(enc);
870 }
871
872 void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size)
873 {
874 qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern);
875 qtest_rsp(s, 0);
876 }
877
878 QDict *qmp(const char *fmt, ...)
879 {
880 va_list ap;
881 QDict *response;
882
883 va_start(ap, fmt);
884 response = qtest_qmpv(global_qtest, fmt, ap);
885 va_end(ap);
886 return response;
887 }
888
889 void qmp_async(const char *fmt, ...)
890 {
891 va_list ap;
892
893 va_start(ap, fmt);
894 qtest_async_qmpv(global_qtest, fmt, ap);
895 va_end(ap);
896 }
897
898 void qmp_discard_response(const char *fmt, ...)
899 {
900 va_list ap;
901
902 va_start(ap, fmt);
903 qtest_qmpv_discard_response(global_qtest, fmt, ap);
904 va_end(ap);
905 }
906 char *hmp(const char *fmt, ...)
907 {
908 va_list ap;
909 char *ret;
910
911 va_start(ap, fmt);
912 ret = qtest_hmpv(global_qtest, fmt, ap);
913 va_end(ap);
914 return ret;
915 }
916
917 bool qtest_big_endian(QTestState *s)
918 {
919 return s->big_endian;
920 }