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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/cutils.h"
25#include "qapi/error.h"
26#include "qapi/qmp/json-parser.h"
27#include "qapi/qmp/json-streamer.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
51#define g_assert_no_errno(ret) do { \
52 g_assert_cmpint(ret, !=, -1); \
53} while (0)
54
55static int qtest_query_target_endianness(QTestState *s);
56
57static int init_socket(const char *socket_path)
58{
59 struct sockaddr_un addr;
60 int sock;
61 int ret;
62
63 sock = socket(PF_UNIX, SOCK_STREAM, 0);
64 g_assert_no_errno(sock);
65
66 addr.sun_family = AF_UNIX;
67 snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socket_path);
68 qemu_set_cloexec(sock);
69
70 do {
71 ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr));
72 } while (ret == -1 && errno == EINTR);
73 g_assert_no_errno(ret);
74 ret = listen(sock, 1);
75 g_assert_no_errno(ret);
76
77 return sock;
78}
79
80static int socket_accept(int sock)
81{
82 struct sockaddr_un addr;
83 socklen_t addrlen;
84 int ret;
85 struct timeval timeout = { .tv_sec = SOCKET_TIMEOUT,
86 .tv_usec = 0 };
87
88 setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (void *)&timeout,
89 sizeof(timeout));
90
91 do {
92 addrlen = sizeof(addr);
93 ret = accept(sock, (struct sockaddr *)&addr, &addrlen);
94 } while (ret == -1 && errno == EINTR);
95 if (ret == -1) {
96 fprintf(stderr, "%s failed: %s\n", __func__, strerror(errno));
97 }
98 close(sock);
99
100 return ret;
101}
102
103static void kill_qemu(QTestState *s)
104{
105 if (s->qemu_pid != -1) {
106 kill(s->qemu_pid, SIGTERM);
107 waitpid(s->qemu_pid, NULL, 0);
108 }
109}
110
111static void kill_qemu_hook_func(void *s)
112{
113 kill_qemu(s);
114}
115
116static void sigabrt_handler(int signo)
117{
118 g_hook_list_invoke(&abrt_hooks, FALSE);
119}
120
121static void setup_sigabrt_handler(void)
122{
123 struct sigaction sigact;
124
125
126 sigact = (struct sigaction){
127 .sa_handler = sigabrt_handler,
128 .sa_flags = SA_RESETHAND,
129 };
130 sigemptyset(&sigact.sa_mask);
131 sigaction(SIGABRT, &sigact, &sigact_old);
132}
133
134static void cleanup_sigabrt_handler(void)
135{
136 sigaction(SIGABRT, &sigact_old, NULL);
137}
138
139void qtest_add_abrt_handler(GHookFunc fn, const void *data)
140{
141 GHook *hook;
142
143
144 if (!abrt_hooks.is_setup) {
145 g_hook_list_init(&abrt_hooks, sizeof(GHook));
146 }
147 setup_sigabrt_handler();
148
149 hook = g_hook_alloc(&abrt_hooks);
150 hook->func = fn;
151 hook->data = (void *)data;
152
153 g_hook_prepend(&abrt_hooks, hook);
154}
155
156static const char *qtest_qemu_binary(void)
157{
158 const char *qemu_bin;
159
160 qemu_bin = getenv("QTEST_QEMU_BINARY");
161 if (!qemu_bin) {
162 fprintf(stderr, "Environment variable QTEST_QEMU_BINARY required\n");
163 exit(1);
164 }
165
166 return qemu_bin;
167}
168
169QTestState *qtest_init_without_qmp_handshake(bool use_oob,
170 const char *extra_args)
171{
172 QTestState *s;
173 int sock, qmpsock, i;
174 gchar *socket_path;
175 gchar *qmp_socket_path;
176 gchar *command;
177 const char *qemu_binary = qtest_qemu_binary();
178
179 s = g_new(QTestState, 1);
180
181 socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid());
182 qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid());
183
184
185
186
187
188
189 unlink(socket_path);
190 unlink(qmp_socket_path);
191
192 sock = init_socket(socket_path);
193 qmpsock = init_socket(qmp_socket_path);
194
195 qtest_add_abrt_handler(kill_qemu_hook_func, s);
196
197 s->qemu_pid = fork();
198 if (s->qemu_pid == 0) {
199 setenv("QEMU_AUDIO_DRV", "none", true);
200 command = g_strdup_printf("exec %s "
201 "-qtest unix:%s,nowait "
202 "-qtest-log %s "
203 "-chardev socket,path=%s,nowait,id=char0 "
204 "-mon chardev=char0,mode=control%s "
205 "-machine accel=qtest "
206 "-display none "
207 "%s", qemu_binary, socket_path,
208 getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null",
209 qmp_socket_path, use_oob ? ",x-oob=on" : "",
210 extra_args ?: "");
211 execlp("/bin/sh", "sh", "-c", command, NULL);
212 exit(1);
213 }
214
215 s->fd = socket_accept(sock);
216 if (s->fd >= 0) {
217 s->qmp_fd = socket_accept(qmpsock);
218 }
219 unlink(socket_path);
220 unlink(qmp_socket_path);
221 g_free(socket_path);
222 g_free(qmp_socket_path);
223
224 g_assert(s->fd >= 0 && s->qmp_fd >= 0);
225
226 s->rx = g_string_new("");
227 for (i = 0; i < MAX_IRQ; i++) {
228 s->irq_level[i] = false;
229 }
230
231 if (getenv("QTEST_STOP")) {
232 kill(s->qemu_pid, SIGSTOP);
233 }
234
235
236
237 s->big_endian = qtest_query_target_endianness(s);
238
239 return s;
240}
241
242QTestState *qtest_init(const char *extra_args)
243{
244 QTestState *s = qtest_init_without_qmp_handshake(false, extra_args);
245
246
247 qtest_qmp_discard_response(s, "");
248 qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }");
249
250 return s;
251}
252
253QTestState *qtest_vstartf(const char *fmt, va_list ap)
254{
255 char *args = g_strdup_vprintf(fmt, ap);
256 QTestState *s;
257
258 s = qtest_start(args);
259 g_free(args);
260 global_qtest = NULL;
261 return s;
262}
263
264QTestState *qtest_startf(const char *fmt, ...)
265{
266 va_list ap;
267 QTestState *s;
268
269 va_start(ap, fmt);
270 s = qtest_vstartf(fmt, ap);
271 va_end(ap);
272 return s;
273}
274
275void qtest_quit(QTestState *s)
276{
277 g_hook_destroy_link(&abrt_hooks, g_hook_find_data(&abrt_hooks, TRUE, s));
278
279
280 cleanup_sigabrt_handler();
281
282 kill_qemu(s);
283 close(s->fd);
284 close(s->qmp_fd);
285 g_string_free(s->rx, true);
286 g_free(s);
287}
288
289static void socket_send(int fd, const char *buf, size_t size)
290{
291 size_t offset;
292
293 offset = 0;
294 while (offset < size) {
295 ssize_t len;
296
297 len = write(fd, buf + offset, size - offset);
298 if (len == -1 && errno == EINTR) {
299 continue;
300 }
301
302 g_assert_no_errno(len);
303 g_assert_cmpint(len, >, 0);
304
305 offset += len;
306 }
307}
308
309static void socket_sendf(int fd, const char *fmt, va_list ap)
310{
311 gchar *str = g_strdup_vprintf(fmt, ap);
312 size_t size = strlen(str);
313
314 socket_send(fd, str, size);
315 g_free(str);
316}
317
318static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...)
319{
320 va_list ap;
321
322 va_start(ap, fmt);
323 socket_sendf(s->fd, fmt, ap);
324 va_end(ap);
325}
326
327static GString *qtest_recv_line(QTestState *s)
328{
329 GString *line;
330 size_t offset;
331 char *eol;
332
333 while ((eol = strchr(s->rx->str, '\n')) == NULL) {
334 ssize_t len;
335 char buffer[1024];
336
337 len = read(s->fd, buffer, sizeof(buffer));
338 if (len == -1 && errno == EINTR) {
339 continue;
340 }
341
342 if (len == -1 || len == 0) {
343 fprintf(stderr, "Broken pipe\n");
344 exit(1);
345 }
346
347 g_string_append_len(s->rx, buffer, len);
348 }
349
350 offset = eol - s->rx->str;
351 line = g_string_new_len(s->rx->str, offset);
352 g_string_erase(s->rx, 0, offset + 1);
353
354 return line;
355}
356
357static gchar **qtest_rsp(QTestState *s, int expected_args)
358{
359 GString *line;
360 gchar **words;
361 int i;
362
363redo:
364 line = qtest_recv_line(s);
365 words = g_strsplit(line->str, " ", 0);
366 g_string_free(line, TRUE);
367
368 if (strcmp(words[0], "IRQ") == 0) {
369 long irq;
370 int ret;
371
372 g_assert(words[1] != NULL);
373 g_assert(words[2] != NULL);
374
375 ret = qemu_strtol(words[2], NULL, 0, &irq);
376 g_assert(!ret);
377 g_assert_cmpint(irq, >=, 0);
378 g_assert_cmpint(irq, <, MAX_IRQ);
379
380 if (strcmp(words[1], "raise") == 0) {
381 s->irq_level[irq] = true;
382 } else {
383 s->irq_level[irq] = false;
384 }
385
386 g_strfreev(words);
387 goto redo;
388 }
389
390 g_assert(words[0] != NULL);
391 g_assert_cmpstr(words[0], ==, "OK");
392
393 if (expected_args) {
394 for (i = 0; i < expected_args; i++) {
395 g_assert(words[i] != NULL);
396 }
397 } else {
398 g_strfreev(words);
399 }
400
401 return words;
402}
403
404static int qtest_query_target_endianness(QTestState *s)
405{
406 gchar **args;
407 int big_endian;
408
409 qtest_sendf(s, "endianness\n");
410 args = qtest_rsp(s, 1);
411 g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0);
412 big_endian = strcmp(args[1], "big") == 0;
413 g_strfreev(args);
414
415 return big_endian;
416}
417
418typedef struct {
419 JSONMessageParser parser;
420 QDict *response;
421} QMPResponseParser;
422
423static void qmp_response(JSONMessageParser *parser, GQueue *tokens)
424{
425 QMPResponseParser *qmp = container_of(parser, QMPResponseParser, parser);
426 QObject *obj;
427
428 obj = json_parser_parse(tokens, NULL);
429 if (!obj) {
430 fprintf(stderr, "QMP JSON response parsing failed\n");
431 exit(1);
432 }
433
434 g_assert(!qmp->response);
435 qmp->response = qobject_to(QDict, obj);
436 g_assert(qmp->response);
437}
438
439QDict *qmp_fd_receive(int fd)
440{
441 QMPResponseParser qmp;
442 bool log = getenv("QTEST_LOG") != NULL;
443
444 qmp.response = NULL;
445 json_message_parser_init(&qmp.parser, qmp_response);
446 while (!qmp.response) {
447 ssize_t len;
448 char c;
449
450 len = read(fd, &c, 1);
451 if (len == -1 && errno == EINTR) {
452 continue;
453 }
454
455 if (len == -1 || len == 0) {
456 fprintf(stderr, "Broken pipe\n");
457 exit(1);
458 }
459
460 if (log) {
461 len = write(2, &c, 1);
462 }
463 json_message_parser_feed(&qmp.parser, &c, 1);
464 }
465 json_message_parser_destroy(&qmp.parser);
466
467 return qmp.response;
468}
469
470QDict *qtest_qmp_receive(QTestState *s)
471{
472 return qmp_fd_receive(s->qmp_fd);
473}
474
475
476
477
478
479
480void qmp_fd_sendv(int fd, const char *fmt, va_list ap)
481{
482 va_list ap_copy;
483 QObject *qobj;
484
485
486
487
488 if (*fmt == '\377') {
489 socket_send(fd, fmt, 1);
490 fmt++;
491 }
492
493
494
495
496
497 va_copy(ap_copy, ap);
498 qobj = qobject_from_jsonv(fmt, &ap_copy, &error_abort);
499 va_end(ap_copy);
500
501
502 if (qobj) {
503 int log = getenv("QTEST_LOG") != NULL;
504 QString *qstr = qobject_to_json(qobj);
505 const char *str;
506
507
508
509
510
511 qstring_append_chr(qstr, '\n');
512 str = qstring_get_str(qstr);
513
514 if (log) {
515 fprintf(stderr, "%s", str);
516 }
517
518 socket_send(fd, str, qstring_get_length(qstr));
519
520 QDECREF(qstr);
521 qobject_decref(qobj);
522 }
523}
524
525void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap)
526{
527 qmp_fd_sendv(s->qmp_fd, fmt, ap);
528}
529
530QDict *qmp_fdv(int fd, const char *fmt, va_list ap)
531{
532 qmp_fd_sendv(fd, fmt, ap);
533
534 return qmp_fd_receive(fd);
535}
536
537QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap)
538{
539 qtest_async_qmpv(s, fmt, ap);
540
541
542 return qtest_qmp_receive(s);
543}
544
545QDict *qmp_fd(int fd, const char *fmt, ...)
546{
547 va_list ap;
548 QDict *response;
549
550 va_start(ap, fmt);
551 response = qmp_fdv(fd, fmt, ap);
552 va_end(ap);
553 return response;
554}
555
556void qmp_fd_send(int fd, const char *fmt, ...)
557{
558 va_list ap;
559
560 va_start(ap, fmt);
561 qmp_fd_sendv(fd, fmt, ap);
562 va_end(ap);
563}
564
565QDict *qtest_qmp(QTestState *s, const char *fmt, ...)
566{
567 va_list ap;
568 QDict *response;
569
570 va_start(ap, fmt);
571 response = qtest_qmpv(s, fmt, ap);
572 va_end(ap);
573 return response;
574}
575
576void qtest_async_qmp(QTestState *s, const char *fmt, ...)
577{
578 va_list ap;
579
580 va_start(ap, fmt);
581 qtest_async_qmpv(s, fmt, ap);
582 va_end(ap);
583}
584
585void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap)
586{
587 QDict *response = qtest_qmpv(s, fmt, ap);
588 QDECREF(response);
589}
590
591void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...)
592{
593 va_list ap;
594 QDict *response;
595
596 va_start(ap, fmt);
597 response = qtest_qmpv(s, fmt, ap);
598 va_end(ap);
599 QDECREF(response);
600}
601
602QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event)
603{
604 QDict *response;
605
606 for (;;) {
607 response = qtest_qmp_receive(s);
608 if ((qdict_haskey(response, "event")) &&
609 (strcmp(qdict_get_str(response, "event"), event) == 0)) {
610 return response;
611 }
612 QDECREF(response);
613 }
614}
615
616void qtest_qmp_eventwait(QTestState *s, const char *event)
617{
618 QDict *response;
619
620 response = qtest_qmp_eventwait_ref(s, event);
621 QDECREF(response);
622}
623
624char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap)
625{
626 char *cmd;
627 QDict *resp;
628 char *ret;
629
630 cmd = g_strdup_vprintf(fmt, ap);
631 resp = qtest_qmp(s, "{'execute': 'human-monitor-command',"
632 " 'arguments': {'command-line': %s}}",
633 cmd);
634 ret = g_strdup(qdict_get_try_str(resp, "return"));
635 while (ret == NULL && qdict_get_try_str(resp, "event")) {
636
637 QDECREF(resp);
638 resp = qtest_qmp_receive(s);
639 ret = g_strdup(qdict_get_try_str(resp, "return"));
640 }
641 g_assert(ret);
642 QDECREF(resp);
643 g_free(cmd);
644 return ret;
645}
646
647char *qtest_hmp(QTestState *s, const char *fmt, ...)
648{
649 va_list ap;
650 char *ret;
651
652 va_start(ap, fmt);
653 ret = qtest_hmpv(s, fmt, ap);
654 va_end(ap);
655 return ret;
656}
657
658const char *qtest_get_arch(void)
659{
660 const char *qemu = qtest_qemu_binary();
661 const char *end = strrchr(qemu, '/');
662
663 return end + strlen("/qemu-system-");
664}
665
666bool qtest_get_irq(QTestState *s, int num)
667{
668
669 qtest_inb(s, 0);
670
671 return s->irq_level[num];
672}
673
674static int64_t qtest_clock_rsp(QTestState *s)
675{
676 gchar **words;
677 int64_t clock;
678 words = qtest_rsp(s, 2);
679 clock = g_ascii_strtoll(words[1], NULL, 0);
680 g_strfreev(words);
681 return clock;
682}
683
684int64_t qtest_clock_step_next(QTestState *s)
685{
686 qtest_sendf(s, "clock_step\n");
687 return qtest_clock_rsp(s);
688}
689
690int64_t qtest_clock_step(QTestState *s, int64_t step)
691{
692 qtest_sendf(s, "clock_step %"PRIi64"\n", step);
693 return qtest_clock_rsp(s);
694}
695
696int64_t qtest_clock_set(QTestState *s, int64_t val)
697{
698 qtest_sendf(s, "clock_set %"PRIi64"\n", val);
699 return qtest_clock_rsp(s);
700}
701
702void qtest_irq_intercept_out(QTestState *s, const char *qom_path)
703{
704 qtest_sendf(s, "irq_intercept_out %s\n", qom_path);
705 qtest_rsp(s, 0);
706}
707
708void qtest_irq_intercept_in(QTestState *s, const char *qom_path)
709{
710 qtest_sendf(s, "irq_intercept_in %s\n", qom_path);
711 qtest_rsp(s, 0);
712}
713
714static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value)
715{
716 qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value);
717 qtest_rsp(s, 0);
718}
719
720void qtest_outb(QTestState *s, uint16_t addr, uint8_t value)
721{
722 qtest_out(s, "outb", addr, value);
723}
724
725void qtest_outw(QTestState *s, uint16_t addr, uint16_t value)
726{
727 qtest_out(s, "outw", addr, value);
728}
729
730void qtest_outl(QTestState *s, uint16_t addr, uint32_t value)
731{
732 qtest_out(s, "outl", addr, value);
733}
734
735static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr)
736{
737 gchar **args;
738 int ret;
739 unsigned long value;
740
741 qtest_sendf(s, "%s 0x%x\n", cmd, addr);
742 args = qtest_rsp(s, 2);
743 ret = qemu_strtoul(args[1], NULL, 0, &value);
744 g_assert(!ret && value <= UINT32_MAX);
745 g_strfreev(args);
746
747 return value;
748}
749
750uint8_t qtest_inb(QTestState *s, uint16_t addr)
751{
752 return qtest_in(s, "inb", addr);
753}
754
755uint16_t qtest_inw(QTestState *s, uint16_t addr)
756{
757 return qtest_in(s, "inw", addr);
758}
759
760uint32_t qtest_inl(QTestState *s, uint16_t addr)
761{
762 return qtest_in(s, "inl", addr);
763}
764
765static void qtest_write(QTestState *s, const char *cmd, uint64_t addr,
766 uint64_t value)
767{
768 qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value);
769 qtest_rsp(s, 0);
770}
771
772void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value)
773{
774 qtest_write(s, "writeb", addr, value);
775}
776
777void qtest_writew(QTestState *s, uint64_t addr, uint16_t value)
778{
779 qtest_write(s, "writew", addr, value);
780}
781
782void qtest_writel(QTestState *s, uint64_t addr, uint32_t value)
783{
784 qtest_write(s, "writel", addr, value);
785}
786
787void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value)
788{
789 qtest_write(s, "writeq", addr, value);
790}
791
792static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr)
793{
794 gchar **args;
795 int ret;
796 uint64_t value;
797
798 qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr);
799 args = qtest_rsp(s, 2);
800 ret = qemu_strtou64(args[1], NULL, 0, &value);
801 g_assert(!ret);
802 g_strfreev(args);
803
804 return value;
805}
806
807uint8_t qtest_readb(QTestState *s, uint64_t addr)
808{
809 return qtest_read(s, "readb", addr);
810}
811
812uint16_t qtest_readw(QTestState *s, uint64_t addr)
813{
814 return qtest_read(s, "readw", addr);
815}
816
817uint32_t qtest_readl(QTestState *s, uint64_t addr)
818{
819 return qtest_read(s, "readl", addr);
820}
821
822uint64_t qtest_readq(QTestState *s, uint64_t addr)
823{
824 return qtest_read(s, "readq", addr);
825}
826
827static int hex2nib(char ch)
828{
829 if (ch >= '0' && ch <= '9') {
830 return ch - '0';
831 } else if (ch >= 'a' && ch <= 'f') {
832 return 10 + (ch - 'a');
833 } else if (ch >= 'A' && ch <= 'F') {
834 return 10 + (ch - 'a');
835 } else {
836 return -1;
837 }
838}
839
840void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size)
841{
842 uint8_t *ptr = data;
843 gchar **args;
844 size_t i;
845
846 if (!size) {
847 return;
848 }
849
850 qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size);
851 args = qtest_rsp(s, 2);
852
853 for (i = 0; i < size; i++) {
854 ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4;
855 ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]);
856 }
857
858 g_strfreev(args);
859}
860
861uint64_t qtest_rtas_call(QTestState *s, const char *name,
862 uint32_t nargs, uint64_t args,
863 uint32_t nret, uint64_t ret)
864{
865 qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n",
866 name, nargs, args, nret, ret);
867 qtest_rsp(s, 0);
868 return 0;
869}
870
871void qtest_add_func(const char *str, void (*fn)(void))
872{
873 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
874 g_test_add_func(path, fn);
875 g_free(path);
876}
877
878void qtest_add_data_func_full(const char *str, void *data,
879 void (*fn)(const void *),
880 GDestroyNotify data_free_func)
881{
882 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
883 g_test_add_data_func_full(path, data, fn, data_free_func);
884 g_free(path);
885}
886
887void qtest_add_data_func(const char *str, const void *data,
888 void (*fn)(const void *))
889{
890 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
891 g_test_add_data_func(path, data, fn);
892 g_free(path);
893}
894
895void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
896{
897 gchar *bdata;
898
899 bdata = g_base64_encode(data, size);
900 qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size);
901 socket_send(s->fd, bdata, strlen(bdata));
902 socket_send(s->fd, "\n", 1);
903 qtest_rsp(s, 0);
904 g_free(bdata);
905}
906
907void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size)
908{
909 gchar **args;
910 size_t len;
911
912 qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size);
913 args = qtest_rsp(s, 2);
914
915 g_base64_decode_inplace(args[1], &len);
916 if (size != len) {
917 fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n",
918 size, len);
919 len = MIN(len, size);
920 }
921
922 memcpy(data, args[1], len);
923 g_strfreev(args);
924}
925
926void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
927{
928 const uint8_t *ptr = data;
929 size_t i;
930 char *enc;
931
932 if (!size) {
933 return;
934 }
935
936 enc = g_malloc(2 * size + 1);
937
938 for (i = 0; i < size; i++) {
939 sprintf(&enc[i * 2], "%02x", ptr[i]);
940 }
941
942 qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc);
943 qtest_rsp(s, 0);
944 g_free(enc);
945}
946
947void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size)
948{
949 qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern);
950 qtest_rsp(s, 0);
951}
952
953QDict *qmp(const char *fmt, ...)
954{
955 va_list ap;
956 QDict *response;
957
958 va_start(ap, fmt);
959 response = qtest_qmpv(global_qtest, fmt, ap);
960 va_end(ap);
961 return response;
962}
963
964void qmp_async(const char *fmt, ...)
965{
966 va_list ap;
967
968 va_start(ap, fmt);
969 qtest_async_qmpv(global_qtest, fmt, ap);
970 va_end(ap);
971}
972
973void qmp_discard_response(const char *fmt, ...)
974{
975 va_list ap;
976
977 va_start(ap, fmt);
978 qtest_qmpv_discard_response(global_qtest, fmt, ap);
979 va_end(ap);
980}
981char *hmp(const char *fmt, ...)
982{
983 va_list ap;
984 char *ret;
985
986 va_start(ap, fmt);
987 ret = qtest_hmpv(global_qtest, fmt, ap);
988 va_end(ap);
989 return ret;
990}
991
992bool qtest_big_endian(QTestState *s)
993{
994 return s->big_endian;
995}
996
997void qtest_cb_for_every_machine(void (*cb)(const char *machine))
998{
999 QDict *response, *minfo;
1000 QList *list;
1001 const QListEntry *p;
1002 QObject *qobj;
1003 QString *qstr;
1004 const char *mname;
1005
1006 qtest_start("-machine none");
1007 response = qmp("{ 'execute': 'query-machines' }");
1008 g_assert(response);
1009 list = qdict_get_qlist(response, "return");
1010 g_assert(list);
1011
1012 for (p = qlist_first(list); p; p = qlist_next(p)) {
1013 minfo = qobject_to(QDict, qlist_entry_obj(p));
1014 g_assert(minfo);
1015 qobj = qdict_get(minfo, "name");
1016 g_assert(qobj);
1017 qstr = qobject_to(QString, qobj);
1018 g_assert(qstr);
1019 mname = qstring_get_str(qstr);
1020 cb(mname);
1021 }
1022
1023 qtest_end();
1024 QDECREF(response);
1025}
1026
1027
1028
1029
1030void qtest_qmp_device_add(const char *driver, const char *id, const char *fmt,
1031 ...)
1032{
1033 QDict *response;
1034 char *cmd, *opts = NULL;
1035 va_list va;
1036
1037 if (fmt) {
1038 va_start(va, fmt);
1039 opts = g_strdup_vprintf(fmt, va);
1040 va_end(va);
1041 }
1042
1043 cmd = g_strdup_printf("{'execute': 'device_add',"
1044 " 'arguments': { 'driver': '%s', 'id': '%s'%s%s }}",
1045 driver, id, opts ? ", " : "", opts ? opts : "");
1046 g_free(opts);
1047
1048 response = qmp(cmd);
1049 g_free(cmd);
1050 g_assert(response);
1051 g_assert(!qdict_haskey(response, "event"));
1052 g_assert(!qdict_haskey(response, "error"));
1053 QDECREF(response);
1054}
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074void qtest_qmp_device_del(const char *id)
1075{
1076 QDict *response1, *response2, *event = NULL;
1077 char *cmd;
1078
1079 cmd = g_strdup_printf("{'execute': 'device_del',"
1080 " 'arguments': { 'id': '%s' }}", id);
1081 response1 = qmp(cmd);
1082 g_free(cmd);
1083 g_assert(response1);
1084 g_assert(!qdict_haskey(response1, "error"));
1085
1086 response2 = qmp("");
1087 g_assert(response2);
1088 g_assert(!qdict_haskey(response2, "error"));
1089
1090 if (qdict_haskey(response1, "event")) {
1091 event = response1;
1092 } else if (qdict_haskey(response2, "event")) {
1093 event = response2;
1094 }
1095 g_assert(event);
1096 g_assert_cmpstr(qdict_get_str(event, "event"), ==, "DEVICE_DELETED");
1097
1098 QDECREF(response1);
1099 QDECREF(response2);
1100}
1101