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Commit | Line | Data |
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49ee3590 AL |
1 | /* |
2 | * QTest | |
3 | * | |
4 | * Copyright IBM, Corp. 2012 | |
5 | * Copyright Red Hat, Inc. 2012 | |
872536bf | 6 | * Copyright SUSE LINUX Products GmbH 2013 |
49ee3590 AL |
7 | * |
8 | * Authors: | |
9 | * Anthony Liguori <aliguori@us.ibm.com> | |
10 | * Paolo Bonzini <pbonzini@redhat.com> | |
872536bf | 11 | * Andreas Färber <afaerber@suse.de> |
49ee3590 AL |
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 | */ | |
681c28a3 | 17 | #include "qemu/osdep.h" |
49ee3590 AL |
18 | #include "libqtest.h" |
19 | ||
49ee3590 AL |
20 | #include <sys/socket.h> |
21 | #include <sys/wait.h> | |
22 | #include <sys/un.h> | |
49ee3590 | 23 | |
53f99152 | 24 | #include "qapi/error.h" |
0c460dac | 25 | #include "qapi/qmp/json-parser.h" |
563890c7 PB |
26 | #include "qapi/qmp/json-streamer.h" |
27 | #include "qapi/qmp/qjson.h" | |
49ee3590 AL |
28 | |
29 | #define MAX_IRQ 256 | |
f5d45791 | 30 | #define SOCKET_TIMEOUT 50 |
49ee3590 AL |
31 | |
32 | QTestState *global_qtest; | |
33 | ||
34 | struct QTestState | |
35 | { | |
36 | int fd; | |
a3ca163c | 37 | int qmp_fd; |
49ee3590 AL |
38 | bool irq_level[MAX_IRQ]; |
39 | GString *rx; | |
cef60c92 | 40 | pid_t qemu_pid; /* our child QEMU process */ |
54ce6f22 | 41 | bool big_endian; |
49ee3590 AL |
42 | }; |
43 | ||
063c23d9 | 44 | static GHookList abrt_hooks; |
d7668251 SH |
45 | static GList *qtest_instances; |
46 | static struct sigaction sigact_old; | |
47 | ||
49ee3590 AL |
48 | #define g_assert_no_errno(ret) do { \ |
49 | g_assert_cmpint(ret, !=, -1); \ | |
50 | } while (0) | |
51 | ||
54ce6f22 LV |
52 | static int qtest_query_target_endianness(QTestState *s); |
53 | ||
a3ca163c KW |
54 | static int init_socket(const char *socket_path) |
55 | { | |
56 | struct sockaddr_un addr; | |
57 | int sock; | |
58 | int ret; | |
59 | ||
60 | sock = socket(PF_UNIX, SOCK_STREAM, 0); | |
61 | g_assert_no_errno(sock); | |
62 | ||
63 | addr.sun_family = AF_UNIX; | |
64 | snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socket_path); | |
65 | qemu_set_cloexec(sock); | |
66 | ||
67 | do { | |
68 | ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr)); | |
69 | } while (ret == -1 && errno == EINTR); | |
70 | g_assert_no_errno(ret); | |
a7ded163 AF |
71 | ret = listen(sock, 1); |
72 | g_assert_no_errno(ret); | |
a3ca163c KW |
73 | |
74 | return sock; | |
75 | } | |
76 | ||
77 | static int socket_accept(int sock) | |
78 | { | |
79 | struct sockaddr_un addr; | |
80 | socklen_t addrlen; | |
81 | int ret; | |
f8762027 MA |
82 | struct timeval timeout = { .tv_sec = SOCKET_TIMEOUT, |
83 | .tv_usec = 0 }; | |
84 | ||
85 | setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (void *)&timeout, | |
86 | sizeof(timeout)); | |
a3ca163c KW |
87 | |
88 | do { | |
535b4563 | 89 | addrlen = sizeof(addr); |
a3ca163c KW |
90 | ret = accept(sock, (struct sockaddr *)&addr, &addrlen); |
91 | } while (ret == -1 && errno == EINTR); | |
a7d915f3 AF |
92 | if (ret == -1) { |
93 | fprintf(stderr, "%s failed: %s\n", __func__, strerror(errno)); | |
94 | } | |
a3ca163c KW |
95 | close(sock); |
96 | ||
97 | return ret; | |
98 | } | |
99 | ||
b15d422a SH |
100 | static void kill_qemu(QTestState *s) |
101 | { | |
102 | if (s->qemu_pid != -1) { | |
103 | kill(s->qemu_pid, SIGTERM); | |
104 | waitpid(s->qemu_pid, NULL, 0); | |
105 | } | |
106 | } | |
107 | ||
041088c7 MA |
108 | static void kill_qemu_hook_func(void *s) |
109 | { | |
110 | kill_qemu(s); | |
111 | } | |
112 | ||
b15d422a SH |
113 | static void sigabrt_handler(int signo) |
114 | { | |
063c23d9 | 115 | g_hook_list_invoke(&abrt_hooks, FALSE); |
d7668251 SH |
116 | } |
117 | ||
118 | static void setup_sigabrt_handler(void) | |
119 | { | |
120 | struct sigaction sigact; | |
121 | ||
122 | /* Catch SIGABRT to clean up on g_assert() failure */ | |
123 | sigact = (struct sigaction){ | |
124 | .sa_handler = sigabrt_handler, | |
125 | .sa_flags = SA_RESETHAND, | |
126 | }; | |
127 | sigemptyset(&sigact.sa_mask); | |
128 | sigaction(SIGABRT, &sigact, &sigact_old); | |
129 | } | |
130 | ||
131 | static void cleanup_sigabrt_handler(void) | |
132 | { | |
133 | sigaction(SIGABRT, &sigact_old, NULL); | |
b15d422a SH |
134 | } |
135 | ||
041088c7 | 136 | void qtest_add_abrt_handler(GHookFunc fn, const void *data) |
063c23d9 MAL |
137 | { |
138 | GHook *hook; | |
139 | ||
140 | /* Only install SIGABRT handler once */ | |
141 | if (!abrt_hooks.is_setup) { | |
142 | g_hook_list_init(&abrt_hooks, sizeof(GHook)); | |
143 | setup_sigabrt_handler(); | |
144 | } | |
145 | ||
146 | hook = g_hook_alloc(&abrt_hooks); | |
147 | hook->func = fn; | |
148 | hook->data = (void *)data; | |
149 | ||
150 | g_hook_prepend(&abrt_hooks, hook); | |
151 | } | |
152 | ||
f66e7ac8 | 153 | QTestState *qtest_init_without_qmp_handshake(const char *extra_args) |
49ee3590 AL |
154 | { |
155 | QTestState *s; | |
8a8fd637 | 156 | int sock, qmpsock, i; |
56db2e58 SH |
157 | gchar *socket_path; |
158 | gchar *qmp_socket_path; | |
49ee3590 AL |
159 | gchar *command; |
160 | const char *qemu_binary; | |
49ee3590 AL |
161 | |
162 | qemu_binary = getenv("QTEST_QEMU_BINARY"); | |
163 | g_assert(qemu_binary != NULL); | |
164 | ||
96b8ca47 | 165 | s = g_malloc(sizeof(*s)); |
49ee3590 | 166 | |
56db2e58 SH |
167 | socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid()); |
168 | qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid()); | |
bb494a50 | 169 | |
d9123d09 PM |
170 | /* It's possible that if an earlier test run crashed it might |
171 | * have left a stale unix socket lying around. Delete any | |
172 | * stale old socket to avoid spurious test failures with | |
173 | * tests/libqtest.c:70:init_socket: assertion failed (ret != -1): (-1 != -1) | |
174 | */ | |
175 | unlink(socket_path); | |
176 | unlink(qmp_socket_path); | |
177 | ||
56db2e58 SH |
178 | sock = init_socket(socket_path); |
179 | qmpsock = init_socket(qmp_socket_path); | |
49ee3590 | 180 | |
041088c7 | 181 | qtest_add_abrt_handler(kill_qemu_hook_func, s); |
b15d422a | 182 | |
cef60c92 SH |
183 | s->qemu_pid = fork(); |
184 | if (s->qemu_pid == 0) { | |
6b029216 | 185 | setenv("QEMU_AUDIO_DRV", "none", true); |
cef60c92 | 186 | command = g_strdup_printf("exec %s " |
49ee3590 | 187 | "-qtest unix:%s,nowait " |
7c282cb4 | 188 | "-qtest-log %s " |
a3ca163c | 189 | "-qmp unix:%s,nowait " |
49ee3590 | 190 | "-machine accel=qtest " |
2ad645d2 | 191 | "-display none " |
56db2e58 | 192 | "%s", qemu_binary, socket_path, |
7c282cb4 | 193 | getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null", |
cef60c92 | 194 | qmp_socket_path, |
49ee3590 | 195 | extra_args ?: ""); |
8a8fd637 AL |
196 | execlp("/bin/sh", "sh", "-c", command, NULL); |
197 | exit(1); | |
49ee3590 AL |
198 | } |
199 | ||
a3ca163c | 200 | s->fd = socket_accept(sock); |
f8762027 MA |
201 | if (s->fd >= 0) { |
202 | s->qmp_fd = socket_accept(qmpsock); | |
203 | } | |
56db2e58 SH |
204 | unlink(socket_path); |
205 | unlink(qmp_socket_path); | |
206 | g_free(socket_path); | |
207 | g_free(qmp_socket_path); | |
49ee3590 | 208 | |
f8762027 MA |
209 | g_assert(s->fd >= 0 && s->qmp_fd >= 0); |
210 | ||
49ee3590 | 211 | s->rx = g_string_new(""); |
49ee3590 AL |
212 | for (i = 0; i < MAX_IRQ; i++) { |
213 | s->irq_level[i] = false; | |
214 | } | |
215 | ||
e0fea6b1 | 216 | if (getenv("QTEST_STOP")) { |
1ad3c6ab | 217 | kill(s->qemu_pid, SIGSTOP); |
e0fea6b1 PB |
218 | } |
219 | ||
54ce6f22 LV |
220 | /* ask endianness of the target */ |
221 | ||
222 | s->big_endian = qtest_query_target_endianness(s); | |
223 | ||
49ee3590 AL |
224 | return s; |
225 | } | |
226 | ||
f66e7ac8 MA |
227 | QTestState *qtest_init(const char *extra_args) |
228 | { | |
229 | QTestState *s = qtest_init_without_qmp_handshake(extra_args); | |
230 | ||
231 | /* Read the QMP greeting and then do the handshake */ | |
232 | qtest_qmp_discard_response(s, ""); | |
233 | qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }"); | |
234 | ||
235 | return s; | |
236 | } | |
237 | ||
49ee3590 AL |
238 | void qtest_quit(QTestState *s) |
239 | { | |
063c23d9 MAL |
240 | qtest_instances = g_list_remove(qtest_instances, s); |
241 | g_hook_destroy_link(&abrt_hooks, g_hook_find_data(&abrt_hooks, TRUE, s)); | |
242 | ||
d7668251 | 243 | /* Uninstall SIGABRT handler on last instance */ |
063c23d9 | 244 | if (!qtest_instances) { |
d7668251 SH |
245 | cleanup_sigabrt_handler(); |
246 | } | |
247 | ||
b15d422a | 248 | kill_qemu(s); |
fdd26fca MA |
249 | close(s->fd); |
250 | close(s->qmp_fd); | |
251 | g_string_free(s->rx, true); | |
fdd26fca | 252 | g_free(s); |
49ee3590 AL |
253 | } |
254 | ||
563890c7 | 255 | static void socket_send(int fd, const char *buf, size_t size) |
49ee3590 | 256 | { |
563890c7 | 257 | size_t offset; |
49ee3590 AL |
258 | |
259 | offset = 0; | |
260 | while (offset < size) { | |
261 | ssize_t len; | |
262 | ||
563890c7 | 263 | len = write(fd, buf + offset, size - offset); |
49ee3590 AL |
264 | if (len == -1 && errno == EINTR) { |
265 | continue; | |
266 | } | |
267 | ||
268 | g_assert_no_errno(len); | |
269 | g_assert_cmpint(len, >, 0); | |
270 | ||
271 | offset += len; | |
272 | } | |
273 | } | |
274 | ||
563890c7 PB |
275 | static void socket_sendf(int fd, const char *fmt, va_list ap) |
276 | { | |
277 | gchar *str = g_strdup_vprintf(fmt, ap); | |
278 | size_t size = strlen(str); | |
279 | ||
280 | socket_send(fd, str, size); | |
281 | g_free(str); | |
282 | } | |
283 | ||
a3ca163c KW |
284 | static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...) |
285 | { | |
286 | va_list ap; | |
287 | ||
288 | va_start(ap, fmt); | |
289 | socket_sendf(s->fd, fmt, ap); | |
290 | va_end(ap); | |
291 | } | |
292 | ||
49ee3590 AL |
293 | static GString *qtest_recv_line(QTestState *s) |
294 | { | |
295 | GString *line; | |
296 | size_t offset; | |
297 | char *eol; | |
298 | ||
299 | while ((eol = strchr(s->rx->str, '\n')) == NULL) { | |
300 | ssize_t len; | |
301 | char buffer[1024]; | |
302 | ||
303 | len = read(s->fd, buffer, sizeof(buffer)); | |
304 | if (len == -1 && errno == EINTR) { | |
305 | continue; | |
306 | } | |
307 | ||
308 | if (len == -1 || len == 0) { | |
309 | fprintf(stderr, "Broken pipe\n"); | |
310 | exit(1); | |
311 | } | |
312 | ||
313 | g_string_append_len(s->rx, buffer, len); | |
314 | } | |
315 | ||
316 | offset = eol - s->rx->str; | |
317 | line = g_string_new_len(s->rx->str, offset); | |
318 | g_string_erase(s->rx, 0, offset + 1); | |
319 | ||
320 | return line; | |
321 | } | |
322 | ||
323 | static gchar **qtest_rsp(QTestState *s, int expected_args) | |
324 | { | |
325 | GString *line; | |
326 | gchar **words; | |
327 | int i; | |
328 | ||
329 | redo: | |
330 | line = qtest_recv_line(s); | |
331 | words = g_strsplit(line->str, " ", 0); | |
332 | g_string_free(line, TRUE); | |
333 | ||
334 | if (strcmp(words[0], "IRQ") == 0) { | |
335 | int irq; | |
336 | ||
337 | g_assert(words[1] != NULL); | |
338 | g_assert(words[2] != NULL); | |
339 | ||
340 | irq = strtoul(words[2], NULL, 0); | |
341 | g_assert_cmpint(irq, >=, 0); | |
342 | g_assert_cmpint(irq, <, MAX_IRQ); | |
343 | ||
344 | if (strcmp(words[1], "raise") == 0) { | |
345 | s->irq_level[irq] = true; | |
346 | } else { | |
347 | s->irq_level[irq] = false; | |
348 | } | |
349 | ||
350 | g_strfreev(words); | |
351 | goto redo; | |
352 | } | |
353 | ||
354 | g_assert(words[0] != NULL); | |
355 | g_assert_cmpstr(words[0], ==, "OK"); | |
356 | ||
357 | if (expected_args) { | |
358 | for (i = 0; i < expected_args; i++) { | |
359 | g_assert(words[i] != NULL); | |
360 | } | |
361 | } else { | |
362 | g_strfreev(words); | |
363 | } | |
364 | ||
365 | return words; | |
366 | } | |
367 | ||
54ce6f22 LV |
368 | static int qtest_query_target_endianness(QTestState *s) |
369 | { | |
370 | gchar **args; | |
371 | int big_endian; | |
372 | ||
373 | qtest_sendf(s, "endianness\n"); | |
374 | args = qtest_rsp(s, 1); | |
375 | g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0); | |
376 | big_endian = strcmp(args[1], "big") == 0; | |
377 | g_strfreev(args); | |
378 | ||
379 | return big_endian; | |
380 | } | |
381 | ||
0c460dac SH |
382 | typedef struct { |
383 | JSONMessageParser parser; | |
384 | QDict *response; | |
385 | } QMPResponseParser; | |
386 | ||
95385fe9 | 387 | static void qmp_response(JSONMessageParser *parser, GQueue *tokens) |
a3ca163c | 388 | { |
0c460dac SH |
389 | QMPResponseParser *qmp = container_of(parser, QMPResponseParser, parser); |
390 | QObject *obj; | |
391 | ||
392 | obj = json_parser_parse(tokens, NULL); | |
393 | if (!obj) { | |
394 | fprintf(stderr, "QMP JSON response parsing failed\n"); | |
395 | exit(1); | |
396 | } | |
397 | ||
0c460dac | 398 | g_assert(!qmp->response); |
4d96f329 MA |
399 | qmp->response = qobject_to_qdict(obj); |
400 | g_assert(qmp->response); | |
0c460dac SH |
401 | } |
402 | ||
dc47995e | 403 | QDict *qmp_fd_receive(int fd) |
0c460dac SH |
404 | { |
405 | QMPResponseParser qmp; | |
7c282cb4 | 406 | bool log = getenv("QTEST_LOG") != NULL; |
a3ca163c | 407 | |
0c460dac SH |
408 | qmp.response = NULL; |
409 | json_message_parser_init(&qmp.parser, qmp_response); | |
410 | while (!qmp.response) { | |
a3ca163c KW |
411 | ssize_t len; |
412 | char c; | |
413 | ||
dc47995e | 414 | len = read(fd, &c, 1); |
a3ca163c KW |
415 | if (len == -1 && errno == EINTR) { |
416 | continue; | |
417 | } | |
418 | ||
039380a8 AL |
419 | if (len == -1 || len == 0) { |
420 | fprintf(stderr, "Broken pipe\n"); | |
421 | exit(1); | |
422 | } | |
423 | ||
7c282cb4 PB |
424 | if (log) { |
425 | len = write(2, &c, 1); | |
426 | } | |
0c460dac | 427 | json_message_parser_feed(&qmp.parser, &c, 1); |
a3ca163c | 428 | } |
0c460dac SH |
429 | json_message_parser_destroy(&qmp.parser); |
430 | ||
431 | return qmp.response; | |
432 | } | |
433 | ||
dc47995e MAL |
434 | QDict *qtest_qmp_receive(QTestState *s) |
435 | { | |
436 | return qmp_fd_receive(s->qmp_fd); | |
437 | } | |
438 | ||
ba4ed393 JS |
439 | /** |
440 | * Allow users to send a message without waiting for the reply, | |
441 | * in the case that they choose to discard all replies up until | |
442 | * a particular EVENT is received. | |
443 | */ | |
dc47995e | 444 | void qmp_fd_sendv(int fd, const char *fmt, va_list ap) |
66e0c7b1 | 445 | { |
563890c7 PB |
446 | va_list ap_copy; |
447 | QObject *qobj; | |
448 | ||
5229564b EB |
449 | /* qobject_from_jsonv() silently eats leading 0xff as invalid |
450 | * JSON, but we want to test sending them over the wire to force | |
451 | * resyncs */ | |
452 | if (*fmt == '\377') { | |
453 | socket_send(fd, fmt, 1); | |
454 | fmt++; | |
455 | } | |
456 | ||
563890c7 PB |
457 | /* Going through qobject ensures we escape strings properly. |
458 | * This seemingly unnecessary copy is required in case va_list | |
459 | * is an array type. | |
460 | */ | |
461 | va_copy(ap_copy, ap); | |
53f99152 | 462 | qobj = qobject_from_jsonv(fmt, &ap_copy, &error_abort); |
563890c7 PB |
463 | va_end(ap_copy); |
464 | ||
465 | /* No need to send anything for an empty QObject. */ | |
466 | if (qobj) { | |
ae74f187 | 467 | int log = getenv("QTEST_LOG") != NULL; |
563890c7 | 468 | QString *qstr = qobject_to_json(qobj); |
13420ef8 MA |
469 | const char *str; |
470 | ||
471 | /* | |
472 | * BUG: QMP doesn't react to input until it sees a newline, an | |
473 | * object, or an array. Work-around: give it a newline. | |
474 | */ | |
475 | qstring_append_chr(qstr, '\n'); | |
476 | str = qstring_get_str(qstr); | |
563890c7 | 477 | |
ae74f187 MM |
478 | if (log) { |
479 | fprintf(stderr, "%s", str); | |
480 | } | |
563890c7 | 481 | /* Send QMP request */ |
13420ef8 | 482 | socket_send(fd, str, qstring_get_length(qstr)); |
563890c7 PB |
483 | |
484 | QDECREF(qstr); | |
485 | qobject_decref(qobj); | |
486 | } | |
ba4ed393 JS |
487 | } |
488 | ||
dc47995e MAL |
489 | void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap) |
490 | { | |
491 | qmp_fd_sendv(s->qmp_fd, fmt, ap); | |
492 | } | |
493 | ||
494 | QDict *qmp_fdv(int fd, const char *fmt, va_list ap) | |
495 | { | |
496 | qmp_fd_sendv(fd, fmt, ap); | |
497 | ||
498 | return qmp_fd_receive(fd); | |
499 | } | |
500 | ||
ba4ed393 JS |
501 | QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) |
502 | { | |
503 | qtest_async_qmpv(s, fmt, ap); | |
66e0c7b1 AF |
504 | |
505 | /* Receive reply */ | |
506 | return qtest_qmp_receive(s); | |
507 | } | |
508 | ||
dc47995e MAL |
509 | QDict *qmp_fd(int fd, const char *fmt, ...) |
510 | { | |
511 | va_list ap; | |
512 | QDict *response; | |
513 | ||
514 | va_start(ap, fmt); | |
515 | response = qmp_fdv(fd, fmt, ap); | |
516 | va_end(ap); | |
517 | return response; | |
518 | } | |
519 | ||
520 | void qmp_fd_send(int fd, const char *fmt, ...) | |
521 | { | |
522 | va_list ap; | |
523 | ||
524 | va_start(ap, fmt); | |
525 | qmp_fd_sendv(fd, fmt, ap); | |
526 | va_end(ap); | |
527 | } | |
528 | ||
0c460dac SH |
529 | QDict *qtest_qmp(QTestState *s, const char *fmt, ...) |
530 | { | |
531 | va_list ap; | |
532 | QDict *response; | |
533 | ||
534 | va_start(ap, fmt); | |
535 | response = qtest_qmpv(s, fmt, ap); | |
536 | va_end(ap); | |
537 | return response; | |
538 | } | |
539 | ||
ba4ed393 JS |
540 | void qtest_async_qmp(QTestState *s, const char *fmt, ...) |
541 | { | |
542 | va_list ap; | |
543 | ||
544 | va_start(ap, fmt); | |
545 | qtest_async_qmpv(s, fmt, ap); | |
546 | va_end(ap); | |
547 | } | |
548 | ||
0c460dac SH |
549 | void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) |
550 | { | |
551 | QDict *response = qtest_qmpv(s, fmt, ap); | |
552 | QDECREF(response); | |
a3ca163c KW |
553 | } |
554 | ||
0d1aa05e | 555 | void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) |
b73cf9e9 AF |
556 | { |
557 | va_list ap; | |
0c460dac | 558 | QDict *response; |
b73cf9e9 AF |
559 | |
560 | va_start(ap, fmt); | |
0c460dac | 561 | response = qtest_qmpv(s, fmt, ap); |
b73cf9e9 | 562 | va_end(ap); |
0c460dac | 563 | QDECREF(response); |
b73cf9e9 AF |
564 | } |
565 | ||
7ffe3124 | 566 | QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event) |
8fe941f7 JS |
567 | { |
568 | QDict *response; | |
569 | ||
570 | for (;;) { | |
571 | response = qtest_qmp_receive(s); | |
572 | if ((qdict_haskey(response, "event")) && | |
573 | (strcmp(qdict_get_str(response, "event"), event) == 0)) { | |
7ffe3124 | 574 | return response; |
8fe941f7 JS |
575 | } |
576 | QDECREF(response); | |
577 | } | |
578 | } | |
579 | ||
7ffe3124 JS |
580 | void qtest_qmp_eventwait(QTestState *s, const char *event) |
581 | { | |
582 | QDict *response; | |
583 | ||
584 | response = qtest_qmp_eventwait_ref(s, event); | |
585 | QDECREF(response); | |
586 | } | |
587 | ||
5fb48d96 MA |
588 | char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap) |
589 | { | |
590 | char *cmd; | |
591 | QDict *resp; | |
592 | char *ret; | |
593 | ||
594 | cmd = g_strdup_vprintf(fmt, ap); | |
595 | resp = qtest_qmp(s, "{'execute': 'human-monitor-command'," | |
596 | " 'arguments': {'command-line': %s}}", | |
597 | cmd); | |
598 | ret = g_strdup(qdict_get_try_str(resp, "return")); | |
6bb87be8 TH |
599 | while (ret == NULL && qdict_get_try_str(resp, "event")) { |
600 | /* Ignore asynchronous QMP events */ | |
601 | QDECREF(resp); | |
602 | resp = qtest_qmp_receive(s); | |
603 | ret = g_strdup(qdict_get_try_str(resp, "return")); | |
604 | } | |
5fb48d96 MA |
605 | g_assert(ret); |
606 | QDECREF(resp); | |
607 | g_free(cmd); | |
608 | return ret; | |
609 | } | |
610 | ||
611 | char *qtest_hmp(QTestState *s, const char *fmt, ...) | |
612 | { | |
613 | va_list ap; | |
614 | char *ret; | |
615 | ||
616 | va_start(ap, fmt); | |
617 | ret = qtest_hmpv(s, fmt, ap); | |
618 | va_end(ap); | |
619 | return ret; | |
620 | } | |
8fe941f7 | 621 | |
49ee3590 AL |
622 | const char *qtest_get_arch(void) |
623 | { | |
624 | const char *qemu = getenv("QTEST_QEMU_BINARY"); | |
c8368674 | 625 | g_assert(qemu != NULL); |
49ee3590 AL |
626 | const char *end = strrchr(qemu, '/'); |
627 | ||
628 | return end + strlen("/qemu-system-"); | |
629 | } | |
630 | ||
631 | bool qtest_get_irq(QTestState *s, int num) | |
632 | { | |
633 | /* dummy operation in order to make sure irq is up to date */ | |
634 | qtest_inb(s, 0); | |
635 | ||
636 | return s->irq_level[num]; | |
637 | } | |
638 | ||
639 | static int64_t qtest_clock_rsp(QTestState *s) | |
640 | { | |
641 | gchar **words; | |
642 | int64_t clock; | |
643 | words = qtest_rsp(s, 2); | |
644 | clock = g_ascii_strtoll(words[1], NULL, 0); | |
645 | g_strfreev(words); | |
646 | return clock; | |
647 | } | |
648 | ||
649 | int64_t qtest_clock_step_next(QTestState *s) | |
650 | { | |
651 | qtest_sendf(s, "clock_step\n"); | |
652 | return qtest_clock_rsp(s); | |
653 | } | |
654 | ||
655 | int64_t qtest_clock_step(QTestState *s, int64_t step) | |
656 | { | |
657 | qtest_sendf(s, "clock_step %"PRIi64"\n", step); | |
658 | return qtest_clock_rsp(s); | |
659 | } | |
660 | ||
661 | int64_t qtest_clock_set(QTestState *s, int64_t val) | |
662 | { | |
663 | qtest_sendf(s, "clock_set %"PRIi64"\n", val); | |
664 | return qtest_clock_rsp(s); | |
665 | } | |
666 | ||
667 | void qtest_irq_intercept_out(QTestState *s, const char *qom_path) | |
668 | { | |
669 | qtest_sendf(s, "irq_intercept_out %s\n", qom_path); | |
670 | qtest_rsp(s, 0); | |
671 | } | |
672 | ||
673 | void qtest_irq_intercept_in(QTestState *s, const char *qom_path) | |
674 | { | |
675 | qtest_sendf(s, "irq_intercept_in %s\n", qom_path); | |
676 | qtest_rsp(s, 0); | |
677 | } | |
678 | ||
679 | static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value) | |
680 | { | |
681 | qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value); | |
682 | qtest_rsp(s, 0); | |
683 | } | |
684 | ||
685 | void qtest_outb(QTestState *s, uint16_t addr, uint8_t value) | |
686 | { | |
687 | qtest_out(s, "outb", addr, value); | |
688 | } | |
689 | ||
690 | void qtest_outw(QTestState *s, uint16_t addr, uint16_t value) | |
691 | { | |
692 | qtest_out(s, "outw", addr, value); | |
693 | } | |
694 | ||
695 | void qtest_outl(QTestState *s, uint16_t addr, uint32_t value) | |
696 | { | |
697 | qtest_out(s, "outl", addr, value); | |
698 | } | |
699 | ||
700 | static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr) | |
701 | { | |
702 | gchar **args; | |
703 | uint32_t value; | |
704 | ||
705 | qtest_sendf(s, "%s 0x%x\n", cmd, addr); | |
706 | args = qtest_rsp(s, 2); | |
707 | value = strtoul(args[1], NULL, 0); | |
708 | g_strfreev(args); | |
709 | ||
710 | return value; | |
711 | } | |
712 | ||
713 | uint8_t qtest_inb(QTestState *s, uint16_t addr) | |
714 | { | |
715 | return qtest_in(s, "inb", addr); | |
716 | } | |
717 | ||
718 | uint16_t qtest_inw(QTestState *s, uint16_t addr) | |
719 | { | |
720 | return qtest_in(s, "inw", addr); | |
721 | } | |
722 | ||
723 | uint32_t qtest_inl(QTestState *s, uint16_t addr) | |
724 | { | |
725 | return qtest_in(s, "inl", addr); | |
726 | } | |
727 | ||
872536bf AF |
728 | static void qtest_write(QTestState *s, const char *cmd, uint64_t addr, |
729 | uint64_t value) | |
730 | { | |
731 | qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value); | |
732 | qtest_rsp(s, 0); | |
733 | } | |
734 | ||
735 | void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value) | |
736 | { | |
737 | qtest_write(s, "writeb", addr, value); | |
738 | } | |
739 | ||
740 | void qtest_writew(QTestState *s, uint64_t addr, uint16_t value) | |
741 | { | |
742 | qtest_write(s, "writew", addr, value); | |
743 | } | |
744 | ||
745 | void qtest_writel(QTestState *s, uint64_t addr, uint32_t value) | |
746 | { | |
747 | qtest_write(s, "writel", addr, value); | |
748 | } | |
749 | ||
750 | void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value) | |
751 | { | |
752 | qtest_write(s, "writeq", addr, value); | |
753 | } | |
754 | ||
755 | static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr) | |
756 | { | |
757 | gchar **args; | |
758 | uint64_t value; | |
759 | ||
760 | qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr); | |
761 | args = qtest_rsp(s, 2); | |
762 | value = strtoull(args[1], NULL, 0); | |
763 | g_strfreev(args); | |
764 | ||
765 | return value; | |
766 | } | |
767 | ||
768 | uint8_t qtest_readb(QTestState *s, uint64_t addr) | |
769 | { | |
770 | return qtest_read(s, "readb", addr); | |
771 | } | |
772 | ||
773 | uint16_t qtest_readw(QTestState *s, uint64_t addr) | |
774 | { | |
775 | return qtest_read(s, "readw", addr); | |
776 | } | |
777 | ||
778 | uint32_t qtest_readl(QTestState *s, uint64_t addr) | |
779 | { | |
780 | return qtest_read(s, "readl", addr); | |
781 | } | |
782 | ||
783 | uint64_t qtest_readq(QTestState *s, uint64_t addr) | |
784 | { | |
785 | return qtest_read(s, "readq", addr); | |
786 | } | |
787 | ||
49ee3590 AL |
788 | static int hex2nib(char ch) |
789 | { | |
790 | if (ch >= '0' && ch <= '9') { | |
791 | return ch - '0'; | |
792 | } else if (ch >= 'a' && ch <= 'f') { | |
793 | return 10 + (ch - 'a'); | |
794 | } else if (ch >= 'A' && ch <= 'F') { | |
795 | return 10 + (ch - 'a'); | |
796 | } else { | |
797 | return -1; | |
798 | } | |
799 | } | |
800 | ||
801 | void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size) | |
802 | { | |
803 | uint8_t *ptr = data; | |
804 | gchar **args; | |
805 | size_t i; | |
806 | ||
204febd1 GK |
807 | if (!size) { |
808 | return; | |
809 | } | |
810 | ||
ea7697fc | 811 | qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size); |
49ee3590 AL |
812 | args = qtest_rsp(s, 2); |
813 | ||
814 | for (i = 0; i < size; i++) { | |
815 | ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4; | |
816 | ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]); | |
817 | } | |
818 | ||
819 | g_strfreev(args); | |
820 | } | |
821 | ||
eeddd59f LV |
822 | uint64_t qtest_rtas_call(QTestState *s, const char *name, |
823 | uint32_t nargs, uint64_t args, | |
824 | uint32_t nret, uint64_t ret) | |
825 | { | |
826 | qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n", | |
827 | name, nargs, args, nret, ret); | |
828 | qtest_rsp(s, 0); | |
829 | return 0; | |
830 | } | |
831 | ||
041088c7 | 832 | void qtest_add_func(const char *str, void (*fn)(void)) |
49ee3590 AL |
833 | { |
834 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
835 | g_test_add_func(path, fn); | |
a7afc6b8 | 836 | g_free(path); |
49ee3590 AL |
837 | } |
838 | ||
822e36ca MAL |
839 | void qtest_add_data_func_full(const char *str, void *data, |
840 | void (*fn)(const void *), | |
841 | GDestroyNotify data_free_func) | |
842 | { | |
843 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
822e36ca | 844 | g_test_add_data_func_full(path, data, fn, data_free_func); |
822e36ca MAL |
845 | g_free(path); |
846 | } | |
847 | ||
041088c7 MA |
848 | void qtest_add_data_func(const char *str, const void *data, |
849 | void (*fn)(const void *)) | |
7949c0e3 AF |
850 | { |
851 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
852 | g_test_add_data_func(path, data, fn); | |
853 | g_free(path); | |
854 | } | |
855 | ||
7a6a740d JS |
856 | void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
857 | { | |
858 | gchar *bdata; | |
859 | ||
860 | bdata = g_base64_encode(data, size); | |
861 | qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size); | |
862 | socket_send(s->fd, bdata, strlen(bdata)); | |
863 | socket_send(s->fd, "\n", 1); | |
864 | qtest_rsp(s, 0); | |
865 | g_free(bdata); | |
866 | } | |
867 | ||
868 | void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size) | |
869 | { | |
870 | gchar **args; | |
871 | size_t len; | |
872 | ||
873 | qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size); | |
874 | args = qtest_rsp(s, 2); | |
875 | ||
876 | g_base64_decode_inplace(args[1], &len); | |
877 | if (size != len) { | |
878 | fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n", | |
879 | size, len); | |
880 | len = MIN(len, size); | |
881 | } | |
882 | ||
883 | memcpy(data, args[1], len); | |
884 | g_strfreev(args); | |
885 | } | |
886 | ||
49ee3590 AL |
887 | void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
888 | { | |
889 | const uint8_t *ptr = data; | |
890 | size_t i; | |
204febd1 GK |
891 | char *enc; |
892 | ||
893 | if (!size) { | |
894 | return; | |
895 | } | |
896 | ||
897 | enc = g_malloc(2 * size + 1); | |
49ee3590 | 898 | |
49ee3590 | 899 | for (i = 0; i < size; i++) { |
5560b85a | 900 | sprintf(&enc[i * 2], "%02x", ptr[i]); |
49ee3590 | 901 | } |
5560b85a JS |
902 | |
903 | qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc); | |
49ee3590 | 904 | qtest_rsp(s, 0); |
5560b85a | 905 | g_free(enc); |
49ee3590 | 906 | } |
0100f425 | 907 | |
86298845 JS |
908 | void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size) |
909 | { | |
4d007963 | 910 | qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern); |
86298845 JS |
911 | qtest_rsp(s, 0); |
912 | } | |
913 | ||
0100f425 PM |
914 | QDict *qmp(const char *fmt, ...) |
915 | { | |
916 | va_list ap; | |
917 | QDict *response; | |
918 | ||
919 | va_start(ap, fmt); | |
920 | response = qtest_qmpv(global_qtest, fmt, ap); | |
921 | va_end(ap); | |
922 | return response; | |
923 | } | |
924 | ||
ba4ed393 JS |
925 | void qmp_async(const char *fmt, ...) |
926 | { | |
927 | va_list ap; | |
928 | ||
929 | va_start(ap, fmt); | |
930 | qtest_async_qmpv(global_qtest, fmt, ap); | |
931 | va_end(ap); | |
932 | } | |
933 | ||
0100f425 PM |
934 | void qmp_discard_response(const char *fmt, ...) |
935 | { | |
936 | va_list ap; | |
937 | ||
938 | va_start(ap, fmt); | |
939 | qtest_qmpv_discard_response(global_qtest, fmt, ap); | |
940 | va_end(ap); | |
941 | } | |
5fb48d96 MA |
942 | char *hmp(const char *fmt, ...) |
943 | { | |
944 | va_list ap; | |
945 | char *ret; | |
946 | ||
947 | va_start(ap, fmt); | |
948 | ret = qtest_hmpv(global_qtest, fmt, ap); | |
949 | va_end(ap); | |
950 | return ret; | |
951 | } | |
46e0cf76 | 952 | |
54ce6f22 | 953 | bool qtest_big_endian(QTestState *s) |
46e0cf76 | 954 | { |
54ce6f22 | 955 | return s->big_endian; |
46e0cf76 | 956 | } |
02ef6e87 TH |
957 | |
958 | void qtest_cb_for_every_machine(void (*cb)(const char *machine)) | |
959 | { | |
960 | QDict *response, *minfo; | |
961 | QList *list; | |
962 | const QListEntry *p; | |
963 | QObject *qobj; | |
964 | QString *qstr; | |
965 | const char *mname; | |
966 | ||
967 | qtest_start("-machine none"); | |
968 | response = qmp("{ 'execute': 'query-machines' }"); | |
969 | g_assert(response); | |
970 | list = qdict_get_qlist(response, "return"); | |
971 | g_assert(list); | |
972 | ||
973 | for (p = qlist_first(list); p; p = qlist_next(p)) { | |
974 | minfo = qobject_to_qdict(qlist_entry_obj(p)); | |
975 | g_assert(minfo); | |
976 | qobj = qdict_get(minfo, "name"); | |
977 | g_assert(qobj); | |
978 | qstr = qobject_to_qstring(qobj); | |
979 | g_assert(qstr); | |
980 | mname = qstring_get_str(qstr); | |
981 | cb(mname); | |
982 | } | |
983 | ||
984 | qtest_end(); | |
985 | QDECREF(response); | |
986 | } |