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17#include "qemu/osdep.h"
18
19#ifndef _WIN32
20#include <sys/socket.h>
21#include <sys/wait.h>
22#include <sys/un.h>
23#endif
24#ifdef __linux__
25#include <sys/prctl.h>
26#endif
27
28#include "libqtest.h"
29#include "libqmp.h"
30#include "qemu/ctype.h"
31#include "qemu/cutils.h"
32#include "qemu/sockets.h"
33#include "qapi/qmp/qdict.h"
34#include "qapi/qmp/qjson.h"
35#include "qapi/qmp/qlist.h"
36#include "qapi/qmp/qstring.h"
37
38#define MAX_IRQ 256
39
40#ifndef _WIN32
41# define SOCKET_TIMEOUT 50
42# define CMD_EXEC "exec "
43# define DEV_STDERR "/dev/fd/2"
44# define DEV_NULL "/dev/null"
45#else
46# define SOCKET_TIMEOUT 50000
47# define CMD_EXEC ""
48# define DEV_STDERR "2"
49# define DEV_NULL "nul"
50#endif
51
52#define WAITPID_TIMEOUT 30
53
54typedef void (*QTestSendFn)(QTestState *s, const char *buf);
55typedef void (*ExternalSendFn)(void *s, const char *buf);
56typedef GString* (*QTestRecvFn)(QTestState *);
57
58typedef struct QTestClientTransportOps {
59 QTestSendFn send;
60
61
62
63
64
65 ExternalSendFn external_send;
66
67 QTestRecvFn recv_line;
68} QTestTransportOps;
69
70struct QTestState
71{
72 int fd;
73 int qmp_fd;
74 pid_t qemu_pid;
75 int wstatus;
76#ifdef _WIN32
77 DWORD exit_code;
78#endif
79 int expected_status;
80 bool big_endian;
81 bool irq_level[MAX_IRQ];
82 GString *rx;
83 QTestTransportOps ops;
84 GList *pending_events;
85 QTestQMPEventCallback eventCB;
86 void *eventData;
87};
88
89static GHookList abrt_hooks;
90static void (*sighandler_old)(int);
91
92static int qtest_query_target_endianness(QTestState *s);
93
94static void qtest_client_socket_send(QTestState*, const char *buf);
95static void socket_send(int fd, const char *buf, size_t size);
96
97static GString *qtest_client_socket_recv_line(QTestState *);
98
99static void qtest_client_set_tx_handler(QTestState *s, QTestSendFn send);
100static void qtest_client_set_rx_handler(QTestState *s, QTestRecvFn recv);
101
102static int init_socket(const char *socket_path)
103{
104 int sock = qtest_socket_server(socket_path);
105 qemu_set_cloexec(sock);
106 return sock;
107}
108
109static int socket_accept(int sock)
110{
111 struct sockaddr_un addr;
112 socklen_t addrlen;
113 int ret;
114
115
116
117
118#ifndef _WIN32
119 struct timeval timeout = { .tv_sec = SOCKET_TIMEOUT,
120 .tv_usec = 0 };
121#else
122 DWORD timeout = SOCKET_TIMEOUT;
123#endif
124
125 if (setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO,
126 (void *)&timeout, sizeof(timeout))) {
127 fprintf(stderr, "%s failed to set SO_RCVTIMEO: %s\n",
128 __func__, strerror(errno));
129 close(sock);
130 return -1;
131 }
132
133 do {
134 addrlen = sizeof(addr);
135 ret = accept(sock, (struct sockaddr *)&addr, &addrlen);
136 } while (ret == -1 && errno == EINTR);
137 if (ret == -1) {
138 fprintf(stderr, "%s failed: %s\n", __func__, strerror(errno));
139 }
140 close(sock);
141
142 return ret;
143}
144
145pid_t qtest_pid(QTestState *s)
146{
147 return s->qemu_pid;
148}
149
150bool qtest_probe_child(QTestState *s)
151{
152 pid_t pid = s->qemu_pid;
153
154 if (pid != -1) {
155#ifndef _WIN32
156 pid = waitpid(pid, &s->wstatus, WNOHANG);
157 if (pid == 0) {
158 return true;
159 }
160#else
161 GetExitCodeProcess((HANDLE)pid, &s->exit_code);
162 if (s->exit_code == STILL_ACTIVE) {
163 return true;
164 }
165 CloseHandle((HANDLE)pid);
166#endif
167 s->qemu_pid = -1;
168 qtest_remove_abrt_handler(s);
169 }
170 return false;
171}
172
173void qtest_set_expected_status(QTestState *s, int status)
174{
175 s->expected_status = status;
176}
177
178static void qtest_check_status(QTestState *s)
179{
180 assert(s->qemu_pid == -1);
181
182
183
184
185
186#ifndef _WIN32
187 int wstatus = s->wstatus;
188 if (WIFEXITED(wstatus) && WEXITSTATUS(wstatus) != s->expected_status) {
189 fprintf(stderr, "%s:%d: kill_qemu() tried to terminate QEMU "
190 "process but encountered exit status %d (expected %d)\n",
191 __FILE__, __LINE__, WEXITSTATUS(wstatus), s->expected_status);
192 abort();
193 } else if (WIFSIGNALED(wstatus)) {
194 int sig = WTERMSIG(wstatus);
195 const char *signame = strsignal(sig) ?: "unknown ???";
196 const char *dump = WCOREDUMP(wstatus) ? " (core dumped)" : "";
197
198 fprintf(stderr, "%s:%d: kill_qemu() detected QEMU death "
199 "from signal %d (%s)%s\n",
200 __FILE__, __LINE__, sig, signame, dump);
201 abort();
202 }
203#else
204 if (s->exit_code != s->expected_status) {
205 fprintf(stderr, "%s:%d: kill_qemu() tried to terminate QEMU "
206 "process but encountered exit status %ld (expected %d)\n",
207 __FILE__, __LINE__, s->exit_code, s->expected_status);
208 abort();
209 }
210#endif
211}
212
213void qtest_wait_qemu(QTestState *s)
214{
215 if (s->qemu_pid != -1) {
216#ifndef _WIN32
217 pid_t pid;
218 uint64_t end;
219
220
221 end = g_get_monotonic_time() + WAITPID_TIMEOUT * G_TIME_SPAN_SECOND;
222
223 do {
224 pid = waitpid(s->qemu_pid, &s->wstatus, WNOHANG);
225 if (pid != 0) {
226 break;
227 }
228 g_usleep(100 * 1000);
229 } while (g_get_monotonic_time() < end);
230
231 if (pid == 0) {
232 kill(s->qemu_pid, SIGKILL);
233 pid = RETRY_ON_EINTR(waitpid(s->qemu_pid, &s->wstatus, 0));
234 }
235
236 assert(pid == s->qemu_pid);
237#else
238 DWORD ret;
239
240 ret = WaitForSingleObject((HANDLE)s->qemu_pid, INFINITE);
241 assert(ret == WAIT_OBJECT_0);
242 GetExitCodeProcess((HANDLE)s->qemu_pid, &s->exit_code);
243 CloseHandle((HANDLE)s->qemu_pid);
244#endif
245
246 s->qemu_pid = -1;
247 qtest_remove_abrt_handler(s);
248 }
249 qtest_check_status(s);
250}
251
252void qtest_kill_qemu(QTestState *s)
253{
254
255 if (s->qemu_pid != -1) {
256#ifndef _WIN32
257 kill(s->qemu_pid, SIGTERM);
258#else
259 TerminateProcess((HANDLE)s->qemu_pid, s->expected_status);
260#endif
261 qtest_wait_qemu(s);
262 return;
263 }
264
265 qtest_check_status(s);
266}
267
268static void kill_qemu_hook_func(void *s)
269{
270 qtest_kill_qemu(s);
271}
272
273static void sigabrt_handler(int signo)
274{
275 g_hook_list_invoke(&abrt_hooks, FALSE);
276}
277
278static void setup_sigabrt_handler(void)
279{
280 sighandler_old = signal(SIGABRT, sigabrt_handler);
281}
282
283static void cleanup_sigabrt_handler(void)
284{
285 signal(SIGABRT, sighandler_old);
286}
287
288static bool hook_list_is_empty(GHookList *hook_list)
289{
290 GHook *hook = g_hook_first_valid(hook_list, TRUE);
291
292 if (!hook) {
293 return true;
294 }
295
296 g_hook_unref(hook_list, hook);
297 return false;
298}
299
300void qtest_add_abrt_handler(GHookFunc fn, const void *data)
301{
302 GHook *hook;
303
304 if (!abrt_hooks.is_setup) {
305 g_hook_list_init(&abrt_hooks, sizeof(GHook));
306 }
307
308
309 if (hook_list_is_empty(&abrt_hooks)) {
310 setup_sigabrt_handler();
311 }
312
313 hook = g_hook_alloc(&abrt_hooks);
314 hook->func = fn;
315 hook->data = (void *)data;
316
317 g_hook_prepend(&abrt_hooks, hook);
318}
319
320void qtest_remove_abrt_handler(void *data)
321{
322 GHook *hook = g_hook_find_data(&abrt_hooks, TRUE, data);
323
324 if (!hook) {
325 return;
326 }
327
328 g_hook_destroy_link(&abrt_hooks, hook);
329
330
331 if (hook_list_is_empty(&abrt_hooks)) {
332 cleanup_sigabrt_handler();
333 }
334}
335
336static const char *qtest_qemu_binary(void)
337{
338 const char *qemu_bin;
339
340 qemu_bin = getenv("QTEST_QEMU_BINARY");
341 if (!qemu_bin) {
342 fprintf(stderr, "Environment variable QTEST_QEMU_BINARY required\n");
343 exit(1);
344 }
345
346 return qemu_bin;
347}
348
349#ifdef _WIN32
350static pid_t qtest_create_process(char *cmd)
351{
352 STARTUPINFO si;
353 PROCESS_INFORMATION pi;
354 BOOL ret;
355
356 ZeroMemory(&si, sizeof(si));
357 si.cb = sizeof(si);
358 ZeroMemory(&pi, sizeof(pi));
359
360 ret = CreateProcess(NULL,
361 cmd,
362 NULL,
363 NULL,
364 FALSE,
365 0,
366 NULL,
367 NULL,
368 &si,
369 &pi
370 );
371 if (ret == 0) {
372 fprintf(stderr, "%s:%d: unable to create a new process (%s)\n",
373 __FILE__, __LINE__, strerror(GetLastError()));
374 abort();
375 }
376
377 return (pid_t)pi.hProcess;
378}
379#endif
380
381static QTestState *G_GNUC_PRINTF(1, 2) qtest_spawn_qemu(const char *fmt, ...)
382{
383 va_list ap;
384 QTestState *s = g_new0(QTestState, 1);
385 const char *trace = g_getenv("QTEST_TRACE");
386 g_autofree char *tracearg = trace ?
387 g_strdup_printf("-trace %s ", trace) : g_strdup("");
388 g_autoptr(GString) command = g_string_new("");
389
390 va_start(ap, fmt);
391 g_string_append_printf(command, CMD_EXEC "%s %s",
392 qtest_qemu_binary(), tracearg);
393 g_string_append_vprintf(command, fmt, ap);
394 va_end(ap);
395
396 qtest_add_abrt_handler(kill_qemu_hook_func, s);
397
398 g_test_message("starting QEMU: %s", command->str);
399
400#ifndef _WIN32
401 s->qemu_pid = fork();
402 if (s->qemu_pid == 0) {
403#ifdef __linux__
404
405
406
407
408
409
410
411
412
413
414
415 prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
416#endif
417 if (!g_setenv("QEMU_AUDIO_DRV", "none", true)) {
418 exit(1);
419 }
420 execlp("/bin/sh", "sh", "-c", command->str, NULL);
421 exit(1);
422 }
423#else
424 s->qemu_pid = qtest_create_process(command->str);
425#endif
426
427 return s;
428}
429
430QTestState *qtest_init_without_qmp_handshake(const char *extra_args)
431{
432 QTestState *s;
433 int sock, qmpsock, i;
434 gchar *socket_path;
435 gchar *qmp_socket_path;
436
437 socket_path = g_strdup_printf("%s/qtest-%d.sock",
438 g_get_tmp_dir(), getpid());
439 qmp_socket_path = g_strdup_printf("%s/qtest-%d.qmp",
440 g_get_tmp_dir(), getpid());
441
442
443
444
445
446
447
448 unlink(socket_path);
449 unlink(qmp_socket_path);
450
451 socket_init();
452 sock = init_socket(socket_path);
453 qmpsock = init_socket(qmp_socket_path);
454
455 s = qtest_spawn_qemu("-qtest unix:%s "
456 "-qtest-log %s "
457 "-chardev socket,path=%s,id=char0 "
458 "-mon chardev=char0,mode=control "
459 "-display none "
460 "%s"
461 " -accel qtest",
462 socket_path,
463 getenv("QTEST_LOG") ? DEV_STDERR : DEV_NULL,
464 qmp_socket_path,
465 extra_args ?: "");
466
467 qtest_client_set_rx_handler(s, qtest_client_socket_recv_line);
468 qtest_client_set_tx_handler(s, qtest_client_socket_send);
469
470 s->fd = socket_accept(sock);
471 if (s->fd >= 0) {
472 s->qmp_fd = socket_accept(qmpsock);
473 }
474 unlink(socket_path);
475 unlink(qmp_socket_path);
476 g_free(socket_path);
477 g_free(qmp_socket_path);
478
479 g_assert(s->fd >= 0 && s->qmp_fd >= 0);
480
481 s->rx = g_string_new("");
482 for (i = 0; i < MAX_IRQ; i++) {
483 s->irq_level[i] = false;
484 }
485
486
487
488
489
490
491
492
493
494#ifndef _WIN32
495 if (getenv("QTEST_STOP")) {
496 kill(s->qemu_pid, SIGSTOP);
497 }
498#endif
499
500
501
502 s->big_endian = qtest_query_target_endianness(s);
503
504 return s;
505}
506
507QTestState *qtest_init(const char *extra_args)
508{
509 QTestState *s = qtest_init_without_qmp_handshake(extra_args);
510 QDict *greeting;
511
512
513 greeting = qtest_qmp_receive(s);
514 qobject_unref(greeting);
515 qobject_unref(qtest_qmp(s, "{ 'execute': 'qmp_capabilities' }"));
516
517 return s;
518}
519
520QTestState *qtest_vinitf(const char *fmt, va_list ap)
521{
522 char *args = g_strdup_vprintf(fmt, ap);
523 QTestState *s;
524
525 s = qtest_init(args);
526 g_free(args);
527 return s;
528}
529
530QTestState *qtest_initf(const char *fmt, ...)
531{
532 va_list ap;
533 QTestState *s;
534
535 va_start(ap, fmt);
536 s = qtest_vinitf(fmt, ap);
537 va_end(ap);
538 return s;
539}
540
541QTestState *qtest_init_with_serial(const char *extra_args, int *sock_fd)
542{
543 int sock_fd_init;
544 g_autofree char *sock_dir = NULL;
545 char *sock_path;
546 QTestState *qts;
547
548 sock_dir = g_dir_make_tmp("qtest-serial-XXXXXX", NULL);
549 g_assert_true(sock_dir != NULL);
550 sock_path = g_strdup_printf("%s/sock", sock_dir);
551
552 socket_init();
553 sock_fd_init = init_socket(sock_path);
554
555 qts = qtest_initf("-chardev socket,id=s0,path=%s -serial chardev:s0 %s",
556 sock_path, extra_args);
557
558 *sock_fd = socket_accept(sock_fd_init);
559
560 unlink(sock_path);
561 g_free(sock_path);
562 rmdir(sock_dir);
563
564 g_assert_true(*sock_fd >= 0);
565
566 return qts;
567}
568
569void qtest_quit(QTestState *s)
570{
571 qtest_remove_abrt_handler(s);
572
573 qtest_kill_qemu(s);
574 close(s->fd);
575 close(s->qmp_fd);
576 g_string_free(s->rx, true);
577
578 for (GList *it = s->pending_events; it != NULL; it = it->next) {
579 qobject_unref((QDict *)it->data);
580 }
581
582 g_list_free(s->pending_events);
583
584 g_free(s);
585}
586
587static void socket_send(int fd, const char *buf, size_t size)
588{
589 ssize_t res = qemu_send_full(fd, buf, size);
590
591 assert(res == size);
592}
593
594static void qtest_client_socket_send(QTestState *s, const char *buf)
595{
596 socket_send(s->fd, buf, strlen(buf));
597}
598
599static void G_GNUC_PRINTF(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...)
600{
601 va_list ap;
602
603 va_start(ap, fmt);
604 gchar *str = g_strdup_vprintf(fmt, ap);
605 va_end(ap);
606
607 s->ops.send(s, str);
608 g_free(str);
609}
610
611static GString *qtest_client_socket_recv_line(QTestState *s)
612{
613 GString *line;
614 size_t offset;
615 char *eol;
616
617 while ((eol = strchr(s->rx->str, '\n')) == NULL) {
618 ssize_t len;
619 char buffer[1024];
620
621 len = recv(s->fd, buffer, sizeof(buffer), 0);
622 if (len == -1 && errno == EINTR) {
623 continue;
624 }
625
626 if (len == -1 || len == 0) {
627 fprintf(stderr, "Broken pipe\n");
628 abort();
629 }
630
631 g_string_append_len(s->rx, buffer, len);
632 }
633
634 offset = eol - s->rx->str;
635 line = g_string_new_len(s->rx->str, offset);
636 g_string_erase(s->rx, 0, offset + 1);
637
638 return line;
639}
640
641static gchar **qtest_rsp_args(QTestState *s, int expected_args)
642{
643 GString *line;
644 gchar **words;
645 int i;
646
647redo:
648 line = s->ops.recv_line(s);
649 words = g_strsplit(line->str, " ", 0);
650 g_string_free(line, TRUE);
651
652 if (strcmp(words[0], "IRQ") == 0) {
653 long irq;
654 int ret;
655
656 g_assert(words[1] != NULL);
657 g_assert(words[2] != NULL);
658
659 ret = qemu_strtol(words[2], NULL, 0, &irq);
660 g_assert(!ret);
661 g_assert_cmpint(irq, >=, 0);
662 g_assert_cmpint(irq, <, MAX_IRQ);
663
664 if (strcmp(words[1], "raise") == 0) {
665 s->irq_level[irq] = true;
666 } else {
667 s->irq_level[irq] = false;
668 }
669
670 g_strfreev(words);
671 goto redo;
672 }
673
674 g_assert(words[0] != NULL);
675 g_assert_cmpstr(words[0], ==, "OK");
676
677 for (i = 0; i < expected_args; i++) {
678 g_assert(words[i] != NULL);
679 }
680
681 return words;
682}
683
684static void qtest_rsp(QTestState *s)
685{
686 gchar **words = qtest_rsp_args(s, 0);
687
688 g_strfreev(words);
689}
690
691static int qtest_query_target_endianness(QTestState *s)
692{
693 gchar **args;
694 int big_endian;
695
696 qtest_sendf(s, "endianness\n");
697 args = qtest_rsp_args(s, 1);
698 g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0);
699 big_endian = strcmp(args[1], "big") == 0;
700 g_strfreev(args);
701
702 return big_endian;
703}
704
705QDict *qtest_qmp_receive(QTestState *s)
706{
707 while (true) {
708 QDict *response = qtest_qmp_receive_dict(s);
709
710 if (!qdict_get_try_str(response, "event")) {
711 return response;
712 }
713
714 if (!s->eventCB ||
715 !s->eventCB(s, qdict_get_str(response, "event"),
716 response, s->eventData)) {
717
718 s->pending_events = g_list_append(s->pending_events, response);
719 }
720 }
721}
722
723QDict *qtest_qmp_receive_dict(QTestState *s)
724{
725 return qmp_fd_receive(s->qmp_fd);
726}
727
728int qtest_socket_server(const char *socket_path)
729{
730 struct sockaddr_un addr;
731 int sock;
732 int ret;
733
734 sock = socket(PF_UNIX, SOCK_STREAM, 0);
735 g_assert_cmpint(sock, !=, -1);
736
737 addr.sun_family = AF_UNIX;
738 snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socket_path);
739
740 ret = RETRY_ON_EINTR(bind(sock, (struct sockaddr *)&addr, sizeof(addr)));
741 g_assert_cmpint(ret, !=, -1);
742 ret = listen(sock, 1);
743 g_assert_cmpint(ret, !=, -1);
744
745 return sock;
746}
747
748#ifndef _WIN32
749void qtest_qmp_vsend_fds(QTestState *s, int *fds, size_t fds_num,
750 const char *fmt, va_list ap)
751{
752 qmp_fd_vsend_fds(s->qmp_fd, fds, fds_num, fmt, ap);
753}
754#endif
755
756void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap)
757{
758 qmp_fd_vsend(s->qmp_fd, fmt, ap);
759}
760
761#ifndef _WIN32
762QDict *qtest_vqmp_fds(QTestState *s, int *fds, size_t fds_num,
763 const char *fmt, va_list ap)
764{
765 qtest_qmp_vsend_fds(s, fds, fds_num, fmt, ap);
766
767
768 return qtest_qmp_receive(s);
769}
770#endif
771
772QDict *qtest_vqmp(QTestState *s, const char *fmt, va_list ap)
773{
774 qtest_qmp_vsend(s, fmt, ap);
775
776
777 return qtest_qmp_receive(s);
778}
779
780#ifndef _WIN32
781QDict *qtest_qmp_fds(QTestState *s, int *fds, size_t fds_num,
782 const char *fmt, ...)
783{
784 va_list ap;
785 QDict *response;
786
787 va_start(ap, fmt);
788 response = qtest_vqmp_fds(s, fds, fds_num, fmt, ap);
789 va_end(ap);
790 return response;
791}
792#endif
793
794QDict *qtest_qmp(QTestState *s, const char *fmt, ...)
795{
796 va_list ap;
797 QDict *response;
798
799 va_start(ap, fmt);
800 response = qtest_vqmp(s, fmt, ap);
801 va_end(ap);
802 return response;
803}
804
805void qtest_qmp_send(QTestState *s, const char *fmt, ...)
806{
807 va_list ap;
808
809 va_start(ap, fmt);
810 qtest_qmp_vsend(s, fmt, ap);
811 va_end(ap);
812}
813
814void qtest_qmp_send_raw(QTestState *s, const char *fmt, ...)
815{
816 va_list ap;
817
818 va_start(ap, fmt);
819 qmp_fd_vsend_raw(s->qmp_fd, fmt, ap);
820 va_end(ap);
821}
822
823void qtest_qmp_set_event_callback(QTestState *s,
824 QTestQMPEventCallback cb, void *opaque)
825{
826 s->eventCB = cb;
827 s->eventData = opaque;
828}
829
830QDict *qtest_qmp_event_ref(QTestState *s, const char *event)
831{
832 while (s->pending_events) {
833
834 GList *first = s->pending_events;
835 QDict *response = (QDict *)first->data;
836
837 s->pending_events = g_list_delete_link(s->pending_events, first);
838
839 if (!strcmp(qdict_get_str(response, "event"), event)) {
840 return response;
841 }
842 qobject_unref(response);
843 }
844 return NULL;
845}
846
847QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event)
848{
849 QDict *response = qtest_qmp_event_ref(s, event);
850
851 if (response) {
852 return response;
853 }
854
855 for (;;) {
856 response = qtest_qmp_receive_dict(s);
857 if ((qdict_haskey(response, "event")) &&
858 (strcmp(qdict_get_str(response, "event"), event) == 0)) {
859 return response;
860 }
861 qobject_unref(response);
862 }
863}
864
865void qtest_qmp_eventwait(QTestState *s, const char *event)
866{
867 QDict *response;
868
869 response = qtest_qmp_eventwait_ref(s, event);
870 qobject_unref(response);
871}
872
873char *qtest_vhmp(QTestState *s, const char *fmt, va_list ap)
874{
875 char *cmd;
876 QDict *resp;
877 char *ret;
878
879 cmd = g_strdup_vprintf(fmt, ap);
880 resp = qtest_qmp(s, "{'execute': 'human-monitor-command',"
881 " 'arguments': {'command-line': %s}}",
882 cmd);
883 ret = g_strdup(qdict_get_try_str(resp, "return"));
884 g_assert(ret);
885 qobject_unref(resp);
886 g_free(cmd);
887 return ret;
888}
889
890char *qtest_hmp(QTestState *s, const char *fmt, ...)
891{
892 va_list ap;
893 char *ret;
894
895 va_start(ap, fmt);
896 ret = qtest_vhmp(s, fmt, ap);
897 va_end(ap);
898 return ret;
899}
900
901const char *qtest_get_arch(void)
902{
903 const char *qemu = qtest_qemu_binary();
904 const char *end = strrchr(qemu, '-');
905
906 if (!end) {
907 fprintf(stderr, "Can't determine architecture from binary name.\n");
908 exit(1);
909 }
910
911 if (!strstr(qemu, "-system-")) {
912 fprintf(stderr, "QTEST_QEMU_BINARY must end with *-system-<arch> "
913 "where 'arch' is the target\narchitecture (x86_64, aarch64, "
914 "etc).\n");
915 exit(1);
916 }
917
918 return end + 1;
919}
920
921bool qtest_has_accel(const char *accel_name)
922{
923 if (g_str_equal(accel_name, "tcg")) {
924#if defined(CONFIG_TCG)
925 return true;
926#else
927 return false;
928#endif
929 } else if (g_str_equal(accel_name, "kvm")) {
930 int i;
931 const char *arch = qtest_get_arch();
932 const char *targets[] = { CONFIG_KVM_TARGETS };
933
934 for (i = 0; i < ARRAY_SIZE(targets); i++) {
935 if (!strncmp(targets[i], arch, strlen(arch))) {
936 if (!access("/dev/kvm", R_OK | W_OK)) {
937 return true;
938 }
939 }
940 }
941 } else {
942
943 g_assert_not_reached();
944 }
945 return false;
946}
947
948bool qtest_get_irq(QTestState *s, int num)
949{
950
951 qtest_inb(s, 0);
952
953 return s->irq_level[num];
954}
955
956void qtest_module_load(QTestState *s, const char *prefix, const char *libname)
957{
958 qtest_sendf(s, "module_load %s %s\n", prefix, libname);
959 qtest_rsp(s);
960}
961
962static int64_t qtest_clock_rsp(QTestState *s)
963{
964 gchar **words;
965 int64_t clock;
966 words = qtest_rsp_args(s, 2);
967 clock = g_ascii_strtoll(words[1], NULL, 0);
968 g_strfreev(words);
969 return clock;
970}
971
972int64_t qtest_clock_step_next(QTestState *s)
973{
974 qtest_sendf(s, "clock_step\n");
975 return qtest_clock_rsp(s);
976}
977
978int64_t qtest_clock_step(QTestState *s, int64_t step)
979{
980 qtest_sendf(s, "clock_step %"PRIi64"\n", step);
981 return qtest_clock_rsp(s);
982}
983
984int64_t qtest_clock_set(QTestState *s, int64_t val)
985{
986 qtest_sendf(s, "clock_set %"PRIi64"\n", val);
987 return qtest_clock_rsp(s);
988}
989
990void qtest_irq_intercept_out(QTestState *s, const char *qom_path)
991{
992 qtest_sendf(s, "irq_intercept_out %s\n", qom_path);
993 qtest_rsp(s);
994}
995
996void qtest_irq_intercept_in(QTestState *s, const char *qom_path)
997{
998 qtest_sendf(s, "irq_intercept_in %s\n", qom_path);
999 qtest_rsp(s);
1000}
1001
1002void qtest_set_irq_in(QTestState *s, const char *qom_path, const char *name,
1003 int num, int level)
1004{
1005 if (!name) {
1006 name = "unnamed-gpio-in";
1007 }
1008 qtest_sendf(s, "set_irq_in %s %s %d %d\n", qom_path, name, num, level);
1009 qtest_rsp(s);
1010}
1011
1012static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value)
1013{
1014 qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value);
1015 qtest_rsp(s);
1016}
1017
1018void qtest_outb(QTestState *s, uint16_t addr, uint8_t value)
1019{
1020 qtest_out(s, "outb", addr, value);
1021}
1022
1023void qtest_outw(QTestState *s, uint16_t addr, uint16_t value)
1024{
1025 qtest_out(s, "outw", addr, value);
1026}
1027
1028void qtest_outl(QTestState *s, uint16_t addr, uint32_t value)
1029{
1030 qtest_out(s, "outl", addr, value);
1031}
1032
1033static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr)
1034{
1035 gchar **args;
1036 int ret;
1037 unsigned long value;
1038
1039 qtest_sendf(s, "%s 0x%x\n", cmd, addr);
1040 args = qtest_rsp_args(s, 2);
1041 ret = qemu_strtoul(args[1], NULL, 0, &value);
1042 g_assert(!ret && value <= UINT32_MAX);
1043 g_strfreev(args);
1044
1045 return value;
1046}
1047
1048uint8_t qtest_inb(QTestState *s, uint16_t addr)
1049{
1050 return qtest_in(s, "inb", addr);
1051}
1052
1053uint16_t qtest_inw(QTestState *s, uint16_t addr)
1054{
1055 return qtest_in(s, "inw", addr);
1056}
1057
1058uint32_t qtest_inl(QTestState *s, uint16_t addr)
1059{
1060 return qtest_in(s, "inl", addr);
1061}
1062
1063static void qtest_write(QTestState *s, const char *cmd, uint64_t addr,
1064 uint64_t value)
1065{
1066 qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value);
1067 qtest_rsp(s);
1068}
1069
1070void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value)
1071{
1072 qtest_write(s, "writeb", addr, value);
1073}
1074
1075void qtest_writew(QTestState *s, uint64_t addr, uint16_t value)
1076{
1077 qtest_write(s, "writew", addr, value);
1078}
1079
1080void qtest_writel(QTestState *s, uint64_t addr, uint32_t value)
1081{
1082 qtest_write(s, "writel", addr, value);
1083}
1084
1085void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value)
1086{
1087 qtest_write(s, "writeq", addr, value);
1088}
1089
1090static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr)
1091{
1092 gchar **args;
1093 int ret;
1094 uint64_t value;
1095
1096 qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr);
1097 args = qtest_rsp_args(s, 2);
1098 ret = qemu_strtou64(args[1], NULL, 0, &value);
1099 g_assert(!ret);
1100 g_strfreev(args);
1101
1102 return value;
1103}
1104
1105uint8_t qtest_readb(QTestState *s, uint64_t addr)
1106{
1107 return qtest_read(s, "readb", addr);
1108}
1109
1110uint16_t qtest_readw(QTestState *s, uint64_t addr)
1111{
1112 return qtest_read(s, "readw", addr);
1113}
1114
1115uint32_t qtest_readl(QTestState *s, uint64_t addr)
1116{
1117 return qtest_read(s, "readl", addr);
1118}
1119
1120uint64_t qtest_readq(QTestState *s, uint64_t addr)
1121{
1122 return qtest_read(s, "readq", addr);
1123}
1124
1125static int hex2nib(char ch)
1126{
1127 if (ch >= '0' && ch <= '9') {
1128 return ch - '0';
1129 } else if (ch >= 'a' && ch <= 'f') {
1130 return 10 + (ch - 'a');
1131 } else if (ch >= 'A' && ch <= 'F') {
1132 return 10 + (ch - 'a');
1133 } else {
1134 return -1;
1135 }
1136}
1137
1138void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size)
1139{
1140 uint8_t *ptr = data;
1141 gchar **args;
1142 size_t i;
1143
1144 if (!size) {
1145 return;
1146 }
1147
1148 qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size);
1149 args = qtest_rsp_args(s, 2);
1150
1151 for (i = 0; i < size; i++) {
1152 ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4;
1153 ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]);
1154 }
1155
1156 g_strfreev(args);
1157}
1158
1159uint64_t qtest_rtas_call(QTestState *s, const char *name,
1160 uint32_t nargs, uint64_t args,
1161 uint32_t nret, uint64_t ret)
1162{
1163 qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n",
1164 name, nargs, args, nret, ret);
1165 qtest_rsp(s);
1166 return 0;
1167}
1168
1169void qtest_add_func(const char *str, void (*fn)(void))
1170{
1171 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
1172 g_test_add_func(path, fn);
1173 g_free(path);
1174}
1175
1176void qtest_add_data_func_full(const char *str, void *data,
1177 void (*fn)(const void *),
1178 GDestroyNotify data_free_func)
1179{
1180 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
1181 g_test_add_data_func_full(path, data, fn, data_free_func);
1182 g_free(path);
1183}
1184
1185void qtest_add_data_func(const char *str, const void *data,
1186 void (*fn)(const void *))
1187{
1188 gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str);
1189 g_test_add_data_func(path, data, fn);
1190 g_free(path);
1191}
1192
1193void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
1194{
1195 gchar *bdata;
1196
1197 bdata = g_base64_encode(data, size);
1198 qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size);
1199 s->ops.send(s, bdata);
1200 s->ops.send(s, "\n");
1201 qtest_rsp(s);
1202 g_free(bdata);
1203}
1204
1205void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size)
1206{
1207 gchar **args;
1208 size_t len;
1209
1210 qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size);
1211 args = qtest_rsp_args(s, 2);
1212
1213 g_base64_decode_inplace(args[1], &len);
1214 if (size != len) {
1215 fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n",
1216 size, len);
1217 len = MIN(len, size);
1218 }
1219
1220 memcpy(data, args[1], len);
1221 g_strfreev(args);
1222}
1223
1224void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size)
1225{
1226 const uint8_t *ptr = data;
1227 size_t i;
1228 char *enc;
1229
1230 if (!size) {
1231 return;
1232 }
1233
1234 enc = g_malloc(2 * size + 1);
1235
1236 for (i = 0; i < size; i++) {
1237 sprintf(&enc[i * 2], "%02x", ptr[i]);
1238 }
1239
1240 qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc);
1241 qtest_rsp(s);
1242 g_free(enc);
1243}
1244
1245void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size)
1246{
1247 qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern);
1248 qtest_rsp(s);
1249}
1250
1251QDict *qtest_vqmp_assert_success_ref(QTestState *qts,
1252 const char *fmt, va_list args)
1253{
1254 QDict *response;
1255 QDict *ret;
1256
1257 response = qtest_vqmp(qts, fmt, args);
1258
1259 g_assert(response);
1260 if (!qdict_haskey(response, "return")) {
1261 g_autoptr(GString) s = qobject_to_json_pretty(QOBJECT(response), true);
1262 g_test_message("%s", s->str);
1263 }
1264 g_assert(qdict_haskey(response, "return"));
1265 ret = qdict_get_qdict(response, "return");
1266 qobject_ref(ret);
1267 qobject_unref(response);
1268
1269 return ret;
1270}
1271
1272void qtest_vqmp_assert_success(QTestState *qts,
1273 const char *fmt, va_list args)
1274{
1275 QDict *response;
1276
1277 response = qtest_vqmp_assert_success_ref(qts, fmt, args);
1278
1279 qobject_unref(response);
1280}
1281
1282#ifndef _WIN32
1283QDict *qtest_vqmp_fds_assert_success_ref(QTestState *qts, int *fds, size_t nfds,
1284 const char *fmt, va_list args)
1285{
1286 QDict *response;
1287 QDict *ret;
1288
1289 response = qtest_vqmp_fds(qts, fds, nfds, fmt, args);
1290
1291 g_assert(response);
1292 if (!qdict_haskey(response, "return")) {
1293 g_autoptr(GString) s = qobject_to_json_pretty(QOBJECT(response), true);
1294 g_test_message("%s", s->str);
1295 }
1296 g_assert(qdict_haskey(response, "return"));
1297 ret = qdict_get_qdict(response, "return");
1298 qobject_ref(ret);
1299 qobject_unref(response);
1300
1301 return ret;
1302}
1303
1304void qtest_vqmp_fds_assert_success(QTestState *qts, int *fds, size_t nfds,
1305 const char *fmt, va_list args)
1306{
1307 QDict *response;
1308 response = qtest_vqmp_fds_assert_success_ref(qts, fds, nfds, fmt, args);
1309 qobject_unref(response);
1310}
1311#endif
1312
1313QDict *qtest_qmp_assert_success_ref(QTestState *qts, const char *fmt, ...)
1314{
1315 QDict *response;
1316 va_list ap;
1317 va_start(ap, fmt);
1318 response = qtest_vqmp_assert_success_ref(qts, fmt, ap);
1319 va_end(ap);
1320 return response;
1321}
1322
1323void qtest_qmp_assert_success(QTestState *qts, const char *fmt, ...)
1324{
1325 va_list ap;
1326 va_start(ap, fmt);
1327 qtest_vqmp_assert_success(qts, fmt, ap);
1328 va_end(ap);
1329}
1330
1331#ifndef _WIN32
1332QDict *qtest_qmp_fds_assert_success_ref(QTestState *qts, int *fds, size_t nfds,
1333 const char *fmt, ...)
1334{
1335 QDict *response;
1336 va_list ap;
1337 va_start(ap, fmt);
1338 response = qtest_vqmp_fds_assert_success_ref(qts, fds, nfds, fmt, ap);
1339 va_end(ap);
1340 return response;
1341}
1342
1343void qtest_qmp_fds_assert_success(QTestState *qts, int *fds, size_t nfds,
1344 const char *fmt, ...)
1345{
1346 va_list ap;
1347 va_start(ap, fmt);
1348 qtest_vqmp_fds_assert_success(qts, fds, nfds, fmt, ap);
1349 va_end(ap);
1350}
1351#endif
1352
1353bool qtest_big_endian(QTestState *s)
1354{
1355 return s->big_endian;
1356}
1357
1358static bool qtest_check_machine_version(const char *mname, const char *basename,
1359 int major, int minor)
1360{
1361 char *newname;
1362 bool is_equal;
1363
1364 newname = g_strdup_printf("%s-%i.%i", basename, major, minor);
1365 is_equal = g_str_equal(mname, newname);
1366 g_free(newname);
1367
1368 return is_equal;
1369}
1370
1371static bool qtest_is_old_versioned_machine(const char *mname)
1372{
1373 const char *dash = strrchr(mname, '-');
1374 const char *dot = strrchr(mname, '.');
1375 const char *chr;
1376 char *bname;
1377 const int major = QEMU_VERSION_MAJOR;
1378 const int minor = QEMU_VERSION_MINOR;
1379 bool res = false;
1380
1381 if (dash && dot && dot > dash) {
1382 for (chr = dash + 1; *chr; chr++) {
1383 if (!qemu_isdigit(*chr) && *chr != '.') {
1384 return false;
1385 }
1386 }
1387
1388
1389
1390
1391
1392 bname = g_strdup(mname);
1393 bname[dash - mname] = 0;
1394 res = !qtest_check_machine_version(mname, bname, major + 1, 0) &&
1395 !qtest_check_machine_version(mname, bname, major, minor + 1) &&
1396 !qtest_check_machine_version(mname, bname, major, minor);
1397 g_free(bname);
1398 }
1399
1400 return res;
1401}
1402
1403struct MachInfo {
1404 char *name;
1405 char *alias;
1406};
1407
1408
1409
1410
1411
1412static struct MachInfo *qtest_get_machines(void)
1413{
1414 static struct MachInfo *machines;
1415 QDict *response, *minfo;
1416 QList *list;
1417 const QListEntry *p;
1418 QObject *qobj;
1419 QString *qstr;
1420 QTestState *qts;
1421 int idx;
1422
1423 if (machines) {
1424 return machines;
1425 }
1426
1427 qts = qtest_init("-machine none");
1428 response = qtest_qmp(qts, "{ 'execute': 'query-machines' }");
1429 g_assert(response);
1430 list = qdict_get_qlist(response, "return");
1431 g_assert(list);
1432
1433 machines = g_new(struct MachInfo, qlist_size(list) + 1);
1434
1435 for (p = qlist_first(list), idx = 0; p; p = qlist_next(p), idx++) {
1436 minfo = qobject_to(QDict, qlist_entry_obj(p));
1437 g_assert(minfo);
1438
1439 qobj = qdict_get(minfo, "name");
1440 g_assert(qobj);
1441 qstr = qobject_to(QString, qobj);
1442 g_assert(qstr);
1443 machines[idx].name = g_strdup(qstring_get_str(qstr));
1444
1445 qobj = qdict_get(minfo, "alias");
1446 if (qobj) {
1447 qstr = qobject_to(QString, qobj);
1448 g_assert(qstr);
1449 machines[idx].alias = g_strdup(qstring_get_str(qstr));
1450 } else {
1451 machines[idx].alias = NULL;
1452 }
1453 }
1454
1455 qtest_quit(qts);
1456 qobject_unref(response);
1457
1458 memset(&machines[idx], 0, sizeof(struct MachInfo));
1459 return machines;
1460}
1461
1462void qtest_cb_for_every_machine(void (*cb)(const char *machine),
1463 bool skip_old_versioned)
1464{
1465 struct MachInfo *machines;
1466 int i;
1467
1468 machines = qtest_get_machines();
1469
1470 for (i = 0; machines[i].name != NULL; i++) {
1471
1472 if (!strncmp("xenfv", machines[i].name, 5) ||
1473 g_str_equal("xenpv", machines[i].name) ||
1474 g_str_equal("xenpvh", machines[i].name)) {
1475 continue;
1476 }
1477 if (!skip_old_versioned ||
1478 !qtest_is_old_versioned_machine(machines[i].name)) {
1479 cb(machines[i].name);
1480 }
1481 }
1482}
1483
1484bool qtest_has_machine(const char *machine)
1485{
1486 struct MachInfo *machines;
1487 int i;
1488
1489 machines = qtest_get_machines();
1490
1491 for (i = 0; machines[i].name != NULL; i++) {
1492 if (g_str_equal(machine, machines[i].name) ||
1493 (machines[i].alias && g_str_equal(machine, machines[i].alias))) {
1494 return true;
1495 }
1496 }
1497
1498 return false;
1499}
1500
1501bool qtest_has_device(const char *device)
1502{
1503 static QList *list;
1504 const QListEntry *p;
1505 QObject *qobj;
1506 QString *qstr;
1507 QDict *devinfo;
1508 int idx;
1509
1510 if (!list) {
1511 QDict *resp;
1512 QDict *args;
1513 QTestState *qts = qtest_init("-machine none");
1514
1515 args = qdict_new();
1516 qdict_put_bool(args, "abstract", false);
1517 qdict_put_str(args, "implements", "device");
1518
1519 resp = qtest_qmp(qts, "{'execute': 'qom-list-types', 'arguments': %p }",
1520 args);
1521 g_assert(qdict_haskey(resp, "return"));
1522 list = qdict_get_qlist(resp, "return");
1523 qobject_ref(list);
1524 qobject_unref(resp);
1525
1526 qtest_quit(qts);
1527 }
1528
1529 for (p = qlist_first(list), idx = 0; p; p = qlist_next(p), idx++) {
1530 devinfo = qobject_to(QDict, qlist_entry_obj(p));
1531 g_assert(devinfo);
1532
1533 qobj = qdict_get(devinfo, "name");
1534 g_assert(qobj);
1535 qstr = qobject_to(QString, qobj);
1536 g_assert(qstr);
1537 if (g_str_equal(qstring_get_str(qstr), device)) {
1538 return true;
1539 }
1540 }
1541
1542 return false;
1543}
1544
1545
1546
1547
1548void qtest_qmp_device_add_qdict(QTestState *qts, const char *drv,
1549 const QDict *arguments)
1550{
1551 QDict *resp;
1552 QDict *args = arguments ? qdict_clone_shallow(arguments) : qdict_new();
1553
1554 g_assert(!qdict_haskey(args, "driver"));
1555 qdict_put_str(args, "driver", drv);
1556 resp = qtest_qmp(qts, "{'execute': 'device_add', 'arguments': %p}", args);
1557 g_assert(resp);
1558 g_assert(!qdict_haskey(resp, "event"));
1559 if (qdict_haskey(resp, "error")) {
1560 fprintf(stderr, "error: %s\n",
1561 qdict_get_str(qdict_get_qdict(resp, "error"), "desc"));
1562 }
1563 g_assert(!qdict_haskey(resp, "error"));
1564 qobject_unref(resp);
1565}
1566
1567void qtest_qmp_device_add(QTestState *qts, const char *driver, const char *id,
1568 const char *fmt, ...)
1569{
1570 QDict *args;
1571 va_list ap;
1572
1573 va_start(ap, fmt);
1574 args = qdict_from_vjsonf_nofail(fmt, ap);
1575 va_end(ap);
1576
1577 g_assert(!qdict_haskey(args, "id"));
1578 qdict_put_str(args, "id", id);
1579
1580 qtest_qmp_device_add_qdict(qts, driver, args);
1581 qobject_unref(args);
1582}
1583
1584void qtest_qmp_add_client(QTestState *qts, const char *protocol, int fd)
1585{
1586 QDict *resp;
1587
1588#ifdef WIN32
1589 WSAPROTOCOL_INFOW info;
1590 g_autofree char *info64 = NULL;
1591 SOCKET s;
1592
1593 assert(fd_is_socket(fd));
1594 s = _get_osfhandle(fd);
1595 if (WSADuplicateSocketW(s, GetProcessId((HANDLE)qts->qemu_pid), &info) == SOCKET_ERROR) {
1596 g_autofree char *emsg = g_win32_error_message(WSAGetLastError());
1597 g_error("WSADuplicateSocketW failed: %s", emsg);
1598 }
1599 info64 = g_base64_encode((guchar *)&info, sizeof(info));
1600 resp = qtest_qmp(qts, "{'execute': 'get-win32-socket',"
1601 "'arguments': {'fdname': 'fdname', 'info': %s}}", info64);
1602#else
1603 resp = qtest_qmp_fds(qts, &fd, 1, "{'execute': 'getfd',"
1604 "'arguments': {'fdname': 'fdname'}}");
1605#endif
1606 g_assert(resp);
1607 g_assert(!qdict_haskey(resp, "event"));
1608 g_assert(!qdict_haskey(resp, "error"));
1609 qobject_unref(resp);
1610
1611 resp = qtest_qmp(
1612 qts, "{'execute': 'add_client',"
1613 "'arguments': {'protocol': %s, 'fdname': 'fdname'}}", protocol);
1614 g_assert(resp);
1615 g_assert(!qdict_haskey(resp, "event"));
1616 g_assert(!qdict_haskey(resp, "error"));
1617 qobject_unref(resp);
1618}
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636void qtest_qmp_device_del_send(QTestState *qts, const char *id)
1637{
1638 QDict *rsp = qtest_qmp(qts, "{'execute': 'device_del', "
1639 "'arguments': {'id': %s}}", id);
1640 g_assert(rsp);
1641 g_assert(qdict_haskey(rsp, "return"));
1642 g_assert(!qdict_haskey(rsp, "error"));
1643 qobject_unref(rsp);
1644}
1645
1646void qtest_qmp_device_del(QTestState *qts, const char *id)
1647{
1648 qtest_qmp_device_del_send(qts, id);
1649 qtest_qmp_eventwait(qts, "DEVICE_DELETED");
1650}
1651
1652static void qtest_client_set_tx_handler(QTestState *s,
1653 QTestSendFn send)
1654{
1655 s->ops.send = send;
1656}
1657static void qtest_client_set_rx_handler(QTestState *s, QTestRecvFn recv)
1658{
1659 s->ops.recv_line = recv;
1660}
1661
1662static void send_wrapper(QTestState *s, const char *buf)
1663{
1664 s->ops.external_send(s, buf);
1665}
1666
1667static GString *qtest_client_inproc_recv_line(QTestState *s)
1668{
1669 GString *line;
1670 size_t offset;
1671 char *eol;
1672
1673 eol = strchr(s->rx->str, '\n');
1674 offset = eol - s->rx->str;
1675 line = g_string_new_len(s->rx->str, offset);
1676 g_string_erase(s->rx, 0, offset + 1);
1677 return line;
1678}
1679
1680QTestState *qtest_inproc_init(QTestState **s, bool log, const char* arch,
1681 void (*send)(void*, const char*))
1682{
1683 QTestState *qts;
1684 qts = g_new0(QTestState, 1);
1685 qts->pending_events = NULL;
1686 *s = qts;
1687 qts->wstatus = 0;
1688 for (int i = 0; i < MAX_IRQ; i++) {
1689 qts->irq_level[i] = false;
1690 }
1691
1692 qtest_client_set_rx_handler(qts, qtest_client_inproc_recv_line);
1693
1694
1695 qts->ops.external_send = send;
1696 qtest_client_set_tx_handler(qts, send_wrapper);
1697
1698 qts->big_endian = qtest_query_target_endianness(qts);
1699
1700
1701
1702
1703
1704 gchar *bin_path = g_strconcat("/qemu-system-", arch, NULL);
1705 g_setenv("QTEST_QEMU_BINARY", bin_path, 0);
1706 g_free(bin_path);
1707
1708 return qts;
1709}
1710
1711void qtest_client_inproc_recv(void *opaque, const char *str)
1712{
1713 QTestState *qts = *(QTestState **)opaque;
1714
1715 if (!qts->rx) {
1716 qts->rx = g_string_new(NULL);
1717 }
1718 g_string_append(qts->rx, str);
1719 return;
1720}
1721
1722void qtest_qom_set_bool(QTestState *s, const char *path, const char *property,
1723 bool value)
1724{
1725 QDict *r;
1726
1727 r = qtest_qmp(s, "{ 'execute': 'qom-set', 'arguments': "
1728 "{ 'path': %s, 'property': %s, 'value': %i } }",
1729 path, property, value);
1730 qobject_unref(r);
1731}
1732
1733bool qtest_qom_get_bool(QTestState *s, const char *path, const char *property)
1734{
1735 QDict *r;
1736 bool b;
1737
1738 r = qtest_qmp(s, "{ 'execute': 'qom-get', 'arguments': "
1739 "{ 'path': %s, 'property': %s } }", path, property);
1740 b = qdict_get_bool(r, "return");
1741 qobject_unref(r);
1742
1743 return b;
1744}
1745
1746bool have_qemu_img(void)
1747{
1748 char *rpath;
1749 const char *path = getenv("QTEST_QEMU_IMG");
1750 if (!path) {
1751 return false;
1752 }
1753
1754 rpath = realpath(path, NULL);
1755 if (!rpath) {
1756 return false;
1757 } else {
1758 free(rpath);
1759 return true;
1760 }
1761}
1762
1763bool mkimg(const char *file, const char *fmt, unsigned size_mb)
1764{
1765 gchar *cli;
1766 bool ret;
1767 int rc;
1768 GError *err = NULL;
1769 char *qemu_img_path;
1770 gchar *out, *out2;
1771 char *qemu_img_abs_path;
1772
1773 qemu_img_path = getenv("QTEST_QEMU_IMG");
1774 if (!qemu_img_path) {
1775 return false;
1776 }
1777 qemu_img_abs_path = realpath(qemu_img_path, NULL);
1778 if (!qemu_img_abs_path) {
1779 return false;
1780 }
1781
1782 cli = g_strdup_printf("%s create -f %s %s %uM", qemu_img_abs_path,
1783 fmt, file, size_mb);
1784 ret = g_spawn_command_line_sync(cli, &out, &out2, &rc, &err);
1785 if (err || !g_spawn_check_exit_status(rc, &err)) {
1786 fprintf(stderr, "%s\n", err->message);
1787 g_error_free(err);
1788 }
1789
1790 g_free(out);
1791 g_free(out2);
1792 g_free(cli);
1793 free(qemu_img_abs_path);
1794
1795 return ret && !err;
1796}
1797