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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 | |
56db2e58 SH |
170 | sock = init_socket(socket_path); |
171 | qmpsock = init_socket(qmp_socket_path); | |
49ee3590 | 172 | |
041088c7 | 173 | qtest_add_abrt_handler(kill_qemu_hook_func, s); |
b15d422a | 174 | |
cef60c92 SH |
175 | s->qemu_pid = fork(); |
176 | if (s->qemu_pid == 0) { | |
6b029216 | 177 | setenv("QEMU_AUDIO_DRV", "none", true); |
cef60c92 | 178 | command = g_strdup_printf("exec %s " |
49ee3590 | 179 | "-qtest unix:%s,nowait " |
7c282cb4 | 180 | "-qtest-log %s " |
a3ca163c | 181 | "-qmp unix:%s,nowait " |
49ee3590 | 182 | "-machine accel=qtest " |
2ad645d2 | 183 | "-display none " |
56db2e58 | 184 | "%s", qemu_binary, socket_path, |
7c282cb4 | 185 | getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null", |
cef60c92 | 186 | qmp_socket_path, |
49ee3590 | 187 | extra_args ?: ""); |
8a8fd637 AL |
188 | execlp("/bin/sh", "sh", "-c", command, NULL); |
189 | exit(1); | |
49ee3590 AL |
190 | } |
191 | ||
a3ca163c | 192 | s->fd = socket_accept(sock); |
f8762027 MA |
193 | if (s->fd >= 0) { |
194 | s->qmp_fd = socket_accept(qmpsock); | |
195 | } | |
56db2e58 SH |
196 | unlink(socket_path); |
197 | unlink(qmp_socket_path); | |
198 | g_free(socket_path); | |
199 | g_free(qmp_socket_path); | |
49ee3590 | 200 | |
f8762027 MA |
201 | g_assert(s->fd >= 0 && s->qmp_fd >= 0); |
202 | ||
49ee3590 | 203 | s->rx = g_string_new(""); |
49ee3590 AL |
204 | for (i = 0; i < MAX_IRQ; i++) { |
205 | s->irq_level[i] = false; | |
206 | } | |
207 | ||
e0fea6b1 | 208 | if (getenv("QTEST_STOP")) { |
1ad3c6ab | 209 | kill(s->qemu_pid, SIGSTOP); |
e0fea6b1 PB |
210 | } |
211 | ||
54ce6f22 LV |
212 | /* ask endianness of the target */ |
213 | ||
214 | s->big_endian = qtest_query_target_endianness(s); | |
215 | ||
49ee3590 AL |
216 | return s; |
217 | } | |
218 | ||
f66e7ac8 MA |
219 | QTestState *qtest_init(const char *extra_args) |
220 | { | |
221 | QTestState *s = qtest_init_without_qmp_handshake(extra_args); | |
222 | ||
223 | /* Read the QMP greeting and then do the handshake */ | |
224 | qtest_qmp_discard_response(s, ""); | |
225 | qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }"); | |
226 | ||
227 | return s; | |
228 | } | |
229 | ||
49ee3590 AL |
230 | void qtest_quit(QTestState *s) |
231 | { | |
063c23d9 MAL |
232 | qtest_instances = g_list_remove(qtest_instances, s); |
233 | g_hook_destroy_link(&abrt_hooks, g_hook_find_data(&abrt_hooks, TRUE, s)); | |
234 | ||
d7668251 | 235 | /* Uninstall SIGABRT handler on last instance */ |
063c23d9 | 236 | if (!qtest_instances) { |
d7668251 SH |
237 | cleanup_sigabrt_handler(); |
238 | } | |
239 | ||
b15d422a | 240 | kill_qemu(s); |
fdd26fca MA |
241 | close(s->fd); |
242 | close(s->qmp_fd); | |
243 | g_string_free(s->rx, true); | |
fdd26fca | 244 | g_free(s); |
49ee3590 AL |
245 | } |
246 | ||
563890c7 | 247 | static void socket_send(int fd, const char *buf, size_t size) |
49ee3590 | 248 | { |
563890c7 | 249 | size_t offset; |
49ee3590 AL |
250 | |
251 | offset = 0; | |
252 | while (offset < size) { | |
253 | ssize_t len; | |
254 | ||
563890c7 | 255 | len = write(fd, buf + offset, size - offset); |
49ee3590 AL |
256 | if (len == -1 && errno == EINTR) { |
257 | continue; | |
258 | } | |
259 | ||
260 | g_assert_no_errno(len); | |
261 | g_assert_cmpint(len, >, 0); | |
262 | ||
263 | offset += len; | |
264 | } | |
265 | } | |
266 | ||
563890c7 PB |
267 | static void socket_sendf(int fd, const char *fmt, va_list ap) |
268 | { | |
269 | gchar *str = g_strdup_vprintf(fmt, ap); | |
270 | size_t size = strlen(str); | |
271 | ||
272 | socket_send(fd, str, size); | |
273 | g_free(str); | |
274 | } | |
275 | ||
a3ca163c KW |
276 | static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...) |
277 | { | |
278 | va_list ap; | |
279 | ||
280 | va_start(ap, fmt); | |
281 | socket_sendf(s->fd, fmt, ap); | |
282 | va_end(ap); | |
283 | } | |
284 | ||
49ee3590 AL |
285 | static GString *qtest_recv_line(QTestState *s) |
286 | { | |
287 | GString *line; | |
288 | size_t offset; | |
289 | char *eol; | |
290 | ||
291 | while ((eol = strchr(s->rx->str, '\n')) == NULL) { | |
292 | ssize_t len; | |
293 | char buffer[1024]; | |
294 | ||
295 | len = read(s->fd, buffer, sizeof(buffer)); | |
296 | if (len == -1 && errno == EINTR) { | |
297 | continue; | |
298 | } | |
299 | ||
300 | if (len == -1 || len == 0) { | |
301 | fprintf(stderr, "Broken pipe\n"); | |
302 | exit(1); | |
303 | } | |
304 | ||
305 | g_string_append_len(s->rx, buffer, len); | |
306 | } | |
307 | ||
308 | offset = eol - s->rx->str; | |
309 | line = g_string_new_len(s->rx->str, offset); | |
310 | g_string_erase(s->rx, 0, offset + 1); | |
311 | ||
312 | return line; | |
313 | } | |
314 | ||
315 | static gchar **qtest_rsp(QTestState *s, int expected_args) | |
316 | { | |
317 | GString *line; | |
318 | gchar **words; | |
319 | int i; | |
320 | ||
321 | redo: | |
322 | line = qtest_recv_line(s); | |
323 | words = g_strsplit(line->str, " ", 0); | |
324 | g_string_free(line, TRUE); | |
325 | ||
326 | if (strcmp(words[0], "IRQ") == 0) { | |
327 | int irq; | |
328 | ||
329 | g_assert(words[1] != NULL); | |
330 | g_assert(words[2] != NULL); | |
331 | ||
332 | irq = strtoul(words[2], NULL, 0); | |
333 | g_assert_cmpint(irq, >=, 0); | |
334 | g_assert_cmpint(irq, <, MAX_IRQ); | |
335 | ||
336 | if (strcmp(words[1], "raise") == 0) { | |
337 | s->irq_level[irq] = true; | |
338 | } else { | |
339 | s->irq_level[irq] = false; | |
340 | } | |
341 | ||
342 | g_strfreev(words); | |
343 | goto redo; | |
344 | } | |
345 | ||
346 | g_assert(words[0] != NULL); | |
347 | g_assert_cmpstr(words[0], ==, "OK"); | |
348 | ||
349 | if (expected_args) { | |
350 | for (i = 0; i < expected_args; i++) { | |
351 | g_assert(words[i] != NULL); | |
352 | } | |
353 | } else { | |
354 | g_strfreev(words); | |
355 | } | |
356 | ||
357 | return words; | |
358 | } | |
359 | ||
54ce6f22 LV |
360 | static int qtest_query_target_endianness(QTestState *s) |
361 | { | |
362 | gchar **args; | |
363 | int big_endian; | |
364 | ||
365 | qtest_sendf(s, "endianness\n"); | |
366 | args = qtest_rsp(s, 1); | |
367 | g_assert(strcmp(args[1], "big") == 0 || strcmp(args[1], "little") == 0); | |
368 | big_endian = strcmp(args[1], "big") == 0; | |
369 | g_strfreev(args); | |
370 | ||
371 | return big_endian; | |
372 | } | |
373 | ||
0c460dac SH |
374 | typedef struct { |
375 | JSONMessageParser parser; | |
376 | QDict *response; | |
377 | } QMPResponseParser; | |
378 | ||
95385fe9 | 379 | static void qmp_response(JSONMessageParser *parser, GQueue *tokens) |
a3ca163c | 380 | { |
0c460dac SH |
381 | QMPResponseParser *qmp = container_of(parser, QMPResponseParser, parser); |
382 | QObject *obj; | |
383 | ||
384 | obj = json_parser_parse(tokens, NULL); | |
385 | if (!obj) { | |
386 | fprintf(stderr, "QMP JSON response parsing failed\n"); | |
387 | exit(1); | |
388 | } | |
389 | ||
0c460dac | 390 | g_assert(!qmp->response); |
4d96f329 MA |
391 | qmp->response = qobject_to_qdict(obj); |
392 | g_assert(qmp->response); | |
0c460dac SH |
393 | } |
394 | ||
dc47995e | 395 | QDict *qmp_fd_receive(int fd) |
0c460dac SH |
396 | { |
397 | QMPResponseParser qmp; | |
7c282cb4 | 398 | bool log = getenv("QTEST_LOG") != NULL; |
a3ca163c | 399 | |
0c460dac SH |
400 | qmp.response = NULL; |
401 | json_message_parser_init(&qmp.parser, qmp_response); | |
402 | while (!qmp.response) { | |
a3ca163c KW |
403 | ssize_t len; |
404 | char c; | |
405 | ||
dc47995e | 406 | len = read(fd, &c, 1); |
a3ca163c KW |
407 | if (len == -1 && errno == EINTR) { |
408 | continue; | |
409 | } | |
410 | ||
039380a8 AL |
411 | if (len == -1 || len == 0) { |
412 | fprintf(stderr, "Broken pipe\n"); | |
413 | exit(1); | |
414 | } | |
415 | ||
7c282cb4 PB |
416 | if (log) { |
417 | len = write(2, &c, 1); | |
418 | } | |
0c460dac | 419 | json_message_parser_feed(&qmp.parser, &c, 1); |
a3ca163c | 420 | } |
0c460dac SH |
421 | json_message_parser_destroy(&qmp.parser); |
422 | ||
423 | return qmp.response; | |
424 | } | |
425 | ||
dc47995e MAL |
426 | QDict *qtest_qmp_receive(QTestState *s) |
427 | { | |
428 | return qmp_fd_receive(s->qmp_fd); | |
429 | } | |
430 | ||
ba4ed393 JS |
431 | /** |
432 | * Allow users to send a message without waiting for the reply, | |
433 | * in the case that they choose to discard all replies up until | |
434 | * a particular EVENT is received. | |
435 | */ | |
dc47995e | 436 | void qmp_fd_sendv(int fd, const char *fmt, va_list ap) |
66e0c7b1 | 437 | { |
563890c7 PB |
438 | va_list ap_copy; |
439 | QObject *qobj; | |
440 | ||
441 | /* Going through qobject ensures we escape strings properly. | |
442 | * This seemingly unnecessary copy is required in case va_list | |
443 | * is an array type. | |
444 | */ | |
445 | va_copy(ap_copy, ap); | |
53f99152 | 446 | qobj = qobject_from_jsonv(fmt, &ap_copy, &error_abort); |
563890c7 PB |
447 | va_end(ap_copy); |
448 | ||
449 | /* No need to send anything for an empty QObject. */ | |
450 | if (qobj) { | |
ae74f187 | 451 | int log = getenv("QTEST_LOG") != NULL; |
563890c7 | 452 | QString *qstr = qobject_to_json(qobj); |
13420ef8 MA |
453 | const char *str; |
454 | ||
455 | /* | |
456 | * BUG: QMP doesn't react to input until it sees a newline, an | |
457 | * object, or an array. Work-around: give it a newline. | |
458 | */ | |
459 | qstring_append_chr(qstr, '\n'); | |
460 | str = qstring_get_str(qstr); | |
563890c7 | 461 | |
ae74f187 MM |
462 | if (log) { |
463 | fprintf(stderr, "%s", str); | |
464 | } | |
563890c7 | 465 | /* Send QMP request */ |
13420ef8 | 466 | socket_send(fd, str, qstring_get_length(qstr)); |
563890c7 PB |
467 | |
468 | QDECREF(qstr); | |
469 | qobject_decref(qobj); | |
470 | } | |
ba4ed393 JS |
471 | } |
472 | ||
dc47995e MAL |
473 | void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap) |
474 | { | |
475 | qmp_fd_sendv(s->qmp_fd, fmt, ap); | |
476 | } | |
477 | ||
478 | QDict *qmp_fdv(int fd, const char *fmt, va_list ap) | |
479 | { | |
480 | qmp_fd_sendv(fd, fmt, ap); | |
481 | ||
482 | return qmp_fd_receive(fd); | |
483 | } | |
484 | ||
ba4ed393 JS |
485 | QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) |
486 | { | |
487 | qtest_async_qmpv(s, fmt, ap); | |
66e0c7b1 AF |
488 | |
489 | /* Receive reply */ | |
490 | return qtest_qmp_receive(s); | |
491 | } | |
492 | ||
dc47995e MAL |
493 | QDict *qmp_fd(int fd, const char *fmt, ...) |
494 | { | |
495 | va_list ap; | |
496 | QDict *response; | |
497 | ||
498 | va_start(ap, fmt); | |
499 | response = qmp_fdv(fd, fmt, ap); | |
500 | va_end(ap); | |
501 | return response; | |
502 | } | |
503 | ||
504 | void qmp_fd_send(int fd, const char *fmt, ...) | |
505 | { | |
506 | va_list ap; | |
507 | ||
508 | va_start(ap, fmt); | |
509 | qmp_fd_sendv(fd, fmt, ap); | |
510 | va_end(ap); | |
511 | } | |
512 | ||
0c460dac SH |
513 | QDict *qtest_qmp(QTestState *s, const char *fmt, ...) |
514 | { | |
515 | va_list ap; | |
516 | QDict *response; | |
517 | ||
518 | va_start(ap, fmt); | |
519 | response = qtest_qmpv(s, fmt, ap); | |
520 | va_end(ap); | |
521 | return response; | |
522 | } | |
523 | ||
ba4ed393 JS |
524 | void qtest_async_qmp(QTestState *s, const char *fmt, ...) |
525 | { | |
526 | va_list ap; | |
527 | ||
528 | va_start(ap, fmt); | |
529 | qtest_async_qmpv(s, fmt, ap); | |
530 | va_end(ap); | |
531 | } | |
532 | ||
0c460dac SH |
533 | void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) |
534 | { | |
535 | QDict *response = qtest_qmpv(s, fmt, ap); | |
536 | QDECREF(response); | |
a3ca163c KW |
537 | } |
538 | ||
0d1aa05e | 539 | void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) |
b73cf9e9 AF |
540 | { |
541 | va_list ap; | |
0c460dac | 542 | QDict *response; |
b73cf9e9 AF |
543 | |
544 | va_start(ap, fmt); | |
0c460dac | 545 | response = qtest_qmpv(s, fmt, ap); |
b73cf9e9 | 546 | va_end(ap); |
0c460dac | 547 | QDECREF(response); |
b73cf9e9 AF |
548 | } |
549 | ||
7ffe3124 | 550 | QDict *qtest_qmp_eventwait_ref(QTestState *s, const char *event) |
8fe941f7 JS |
551 | { |
552 | QDict *response; | |
553 | ||
554 | for (;;) { | |
555 | response = qtest_qmp_receive(s); | |
556 | if ((qdict_haskey(response, "event")) && | |
557 | (strcmp(qdict_get_str(response, "event"), event) == 0)) { | |
7ffe3124 | 558 | return response; |
8fe941f7 JS |
559 | } |
560 | QDECREF(response); | |
561 | } | |
562 | } | |
563 | ||
7ffe3124 JS |
564 | void qtest_qmp_eventwait(QTestState *s, const char *event) |
565 | { | |
566 | QDict *response; | |
567 | ||
568 | response = qtest_qmp_eventwait_ref(s, event); | |
569 | QDECREF(response); | |
570 | } | |
571 | ||
5fb48d96 MA |
572 | char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap) |
573 | { | |
574 | char *cmd; | |
575 | QDict *resp; | |
576 | char *ret; | |
577 | ||
578 | cmd = g_strdup_vprintf(fmt, ap); | |
579 | resp = qtest_qmp(s, "{'execute': 'human-monitor-command'," | |
580 | " 'arguments': {'command-line': %s}}", | |
581 | cmd); | |
582 | ret = g_strdup(qdict_get_try_str(resp, "return")); | |
583 | g_assert(ret); | |
584 | QDECREF(resp); | |
585 | g_free(cmd); | |
586 | return ret; | |
587 | } | |
588 | ||
589 | char *qtest_hmp(QTestState *s, const char *fmt, ...) | |
590 | { | |
591 | va_list ap; | |
592 | char *ret; | |
593 | ||
594 | va_start(ap, fmt); | |
595 | ret = qtest_hmpv(s, fmt, ap); | |
596 | va_end(ap); | |
597 | return ret; | |
598 | } | |
8fe941f7 | 599 | |
49ee3590 AL |
600 | const char *qtest_get_arch(void) |
601 | { | |
602 | const char *qemu = getenv("QTEST_QEMU_BINARY"); | |
c8368674 | 603 | g_assert(qemu != NULL); |
49ee3590 AL |
604 | const char *end = strrchr(qemu, '/'); |
605 | ||
606 | return end + strlen("/qemu-system-"); | |
607 | } | |
608 | ||
609 | bool qtest_get_irq(QTestState *s, int num) | |
610 | { | |
611 | /* dummy operation in order to make sure irq is up to date */ | |
612 | qtest_inb(s, 0); | |
613 | ||
614 | return s->irq_level[num]; | |
615 | } | |
616 | ||
617 | static int64_t qtest_clock_rsp(QTestState *s) | |
618 | { | |
619 | gchar **words; | |
620 | int64_t clock; | |
621 | words = qtest_rsp(s, 2); | |
622 | clock = g_ascii_strtoll(words[1], NULL, 0); | |
623 | g_strfreev(words); | |
624 | return clock; | |
625 | } | |
626 | ||
627 | int64_t qtest_clock_step_next(QTestState *s) | |
628 | { | |
629 | qtest_sendf(s, "clock_step\n"); | |
630 | return qtest_clock_rsp(s); | |
631 | } | |
632 | ||
633 | int64_t qtest_clock_step(QTestState *s, int64_t step) | |
634 | { | |
635 | qtest_sendf(s, "clock_step %"PRIi64"\n", step); | |
636 | return qtest_clock_rsp(s); | |
637 | } | |
638 | ||
639 | int64_t qtest_clock_set(QTestState *s, int64_t val) | |
640 | { | |
641 | qtest_sendf(s, "clock_set %"PRIi64"\n", val); | |
642 | return qtest_clock_rsp(s); | |
643 | } | |
644 | ||
645 | void qtest_irq_intercept_out(QTestState *s, const char *qom_path) | |
646 | { | |
647 | qtest_sendf(s, "irq_intercept_out %s\n", qom_path); | |
648 | qtest_rsp(s, 0); | |
649 | } | |
650 | ||
651 | void qtest_irq_intercept_in(QTestState *s, const char *qom_path) | |
652 | { | |
653 | qtest_sendf(s, "irq_intercept_in %s\n", qom_path); | |
654 | qtest_rsp(s, 0); | |
655 | } | |
656 | ||
657 | static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value) | |
658 | { | |
659 | qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value); | |
660 | qtest_rsp(s, 0); | |
661 | } | |
662 | ||
663 | void qtest_outb(QTestState *s, uint16_t addr, uint8_t value) | |
664 | { | |
665 | qtest_out(s, "outb", addr, value); | |
666 | } | |
667 | ||
668 | void qtest_outw(QTestState *s, uint16_t addr, uint16_t value) | |
669 | { | |
670 | qtest_out(s, "outw", addr, value); | |
671 | } | |
672 | ||
673 | void qtest_outl(QTestState *s, uint16_t addr, uint32_t value) | |
674 | { | |
675 | qtest_out(s, "outl", addr, value); | |
676 | } | |
677 | ||
678 | static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr) | |
679 | { | |
680 | gchar **args; | |
681 | uint32_t value; | |
682 | ||
683 | qtest_sendf(s, "%s 0x%x\n", cmd, addr); | |
684 | args = qtest_rsp(s, 2); | |
685 | value = strtoul(args[1], NULL, 0); | |
686 | g_strfreev(args); | |
687 | ||
688 | return value; | |
689 | } | |
690 | ||
691 | uint8_t qtest_inb(QTestState *s, uint16_t addr) | |
692 | { | |
693 | return qtest_in(s, "inb", addr); | |
694 | } | |
695 | ||
696 | uint16_t qtest_inw(QTestState *s, uint16_t addr) | |
697 | { | |
698 | return qtest_in(s, "inw", addr); | |
699 | } | |
700 | ||
701 | uint32_t qtest_inl(QTestState *s, uint16_t addr) | |
702 | { | |
703 | return qtest_in(s, "inl", addr); | |
704 | } | |
705 | ||
872536bf AF |
706 | static void qtest_write(QTestState *s, const char *cmd, uint64_t addr, |
707 | uint64_t value) | |
708 | { | |
709 | qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value); | |
710 | qtest_rsp(s, 0); | |
711 | } | |
712 | ||
713 | void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value) | |
714 | { | |
715 | qtest_write(s, "writeb", addr, value); | |
716 | } | |
717 | ||
718 | void qtest_writew(QTestState *s, uint64_t addr, uint16_t value) | |
719 | { | |
720 | qtest_write(s, "writew", addr, value); | |
721 | } | |
722 | ||
723 | void qtest_writel(QTestState *s, uint64_t addr, uint32_t value) | |
724 | { | |
725 | qtest_write(s, "writel", addr, value); | |
726 | } | |
727 | ||
728 | void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value) | |
729 | { | |
730 | qtest_write(s, "writeq", addr, value); | |
731 | } | |
732 | ||
733 | static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr) | |
734 | { | |
735 | gchar **args; | |
736 | uint64_t value; | |
737 | ||
738 | qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr); | |
739 | args = qtest_rsp(s, 2); | |
740 | value = strtoull(args[1], NULL, 0); | |
741 | g_strfreev(args); | |
742 | ||
743 | return value; | |
744 | } | |
745 | ||
746 | uint8_t qtest_readb(QTestState *s, uint64_t addr) | |
747 | { | |
748 | return qtest_read(s, "readb", addr); | |
749 | } | |
750 | ||
751 | uint16_t qtest_readw(QTestState *s, uint64_t addr) | |
752 | { | |
753 | return qtest_read(s, "readw", addr); | |
754 | } | |
755 | ||
756 | uint32_t qtest_readl(QTestState *s, uint64_t addr) | |
757 | { | |
758 | return qtest_read(s, "readl", addr); | |
759 | } | |
760 | ||
761 | uint64_t qtest_readq(QTestState *s, uint64_t addr) | |
762 | { | |
763 | return qtest_read(s, "readq", addr); | |
764 | } | |
765 | ||
49ee3590 AL |
766 | static int hex2nib(char ch) |
767 | { | |
768 | if (ch >= '0' && ch <= '9') { | |
769 | return ch - '0'; | |
770 | } else if (ch >= 'a' && ch <= 'f') { | |
771 | return 10 + (ch - 'a'); | |
772 | } else if (ch >= 'A' && ch <= 'F') { | |
773 | return 10 + (ch - 'a'); | |
774 | } else { | |
775 | return -1; | |
776 | } | |
777 | } | |
778 | ||
779 | void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size) | |
780 | { | |
781 | uint8_t *ptr = data; | |
782 | gchar **args; | |
783 | size_t i; | |
784 | ||
204febd1 GK |
785 | if (!size) { |
786 | return; | |
787 | } | |
788 | ||
ea7697fc | 789 | qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size); |
49ee3590 AL |
790 | args = qtest_rsp(s, 2); |
791 | ||
792 | for (i = 0; i < size; i++) { | |
793 | ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4; | |
794 | ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]); | |
795 | } | |
796 | ||
797 | g_strfreev(args); | |
798 | } | |
799 | ||
eeddd59f LV |
800 | uint64_t qtest_rtas_call(QTestState *s, const char *name, |
801 | uint32_t nargs, uint64_t args, | |
802 | uint32_t nret, uint64_t ret) | |
803 | { | |
804 | qtest_sendf(s, "rtas %s %u 0x%"PRIx64" %u 0x%"PRIx64"\n", | |
805 | name, nargs, args, nret, ret); | |
806 | qtest_rsp(s, 0); | |
807 | return 0; | |
808 | } | |
809 | ||
041088c7 | 810 | void qtest_add_func(const char *str, void (*fn)(void)) |
49ee3590 AL |
811 | { |
812 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
813 | g_test_add_func(path, fn); | |
a7afc6b8 | 814 | g_free(path); |
49ee3590 AL |
815 | } |
816 | ||
822e36ca MAL |
817 | void qtest_add_data_func_full(const char *str, void *data, |
818 | void (*fn)(const void *), | |
819 | GDestroyNotify data_free_func) | |
820 | { | |
821 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
822e36ca | 822 | g_test_add_data_func_full(path, data, fn, data_free_func); |
822e36ca MAL |
823 | g_free(path); |
824 | } | |
825 | ||
041088c7 MA |
826 | void qtest_add_data_func(const char *str, const void *data, |
827 | void (*fn)(const void *)) | |
7949c0e3 AF |
828 | { |
829 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
830 | g_test_add_data_func(path, data, fn); | |
831 | g_free(path); | |
832 | } | |
833 | ||
7a6a740d JS |
834 | void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
835 | { | |
836 | gchar *bdata; | |
837 | ||
838 | bdata = g_base64_encode(data, size); | |
839 | qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size); | |
840 | socket_send(s->fd, bdata, strlen(bdata)); | |
841 | socket_send(s->fd, "\n", 1); | |
842 | qtest_rsp(s, 0); | |
843 | g_free(bdata); | |
844 | } | |
845 | ||
846 | void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size) | |
847 | { | |
848 | gchar **args; | |
849 | size_t len; | |
850 | ||
851 | qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size); | |
852 | args = qtest_rsp(s, 2); | |
853 | ||
854 | g_base64_decode_inplace(args[1], &len); | |
855 | if (size != len) { | |
856 | fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n", | |
857 | size, len); | |
858 | len = MIN(len, size); | |
859 | } | |
860 | ||
861 | memcpy(data, args[1], len); | |
862 | g_strfreev(args); | |
863 | } | |
864 | ||
49ee3590 AL |
865 | void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
866 | { | |
867 | const uint8_t *ptr = data; | |
868 | size_t i; | |
204febd1 GK |
869 | char *enc; |
870 | ||
871 | if (!size) { | |
872 | return; | |
873 | } | |
874 | ||
875 | enc = g_malloc(2 * size + 1); | |
49ee3590 | 876 | |
49ee3590 | 877 | for (i = 0; i < size; i++) { |
5560b85a | 878 | sprintf(&enc[i * 2], "%02x", ptr[i]); |
49ee3590 | 879 | } |
5560b85a JS |
880 | |
881 | qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc); | |
49ee3590 | 882 | qtest_rsp(s, 0); |
5560b85a | 883 | g_free(enc); |
49ee3590 | 884 | } |
0100f425 | 885 | |
86298845 JS |
886 | void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size) |
887 | { | |
4d007963 | 888 | qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern); |
86298845 JS |
889 | qtest_rsp(s, 0); |
890 | } | |
891 | ||
0100f425 PM |
892 | QDict *qmp(const char *fmt, ...) |
893 | { | |
894 | va_list ap; | |
895 | QDict *response; | |
896 | ||
897 | va_start(ap, fmt); | |
898 | response = qtest_qmpv(global_qtest, fmt, ap); | |
899 | va_end(ap); | |
900 | return response; | |
901 | } | |
902 | ||
ba4ed393 JS |
903 | void qmp_async(const char *fmt, ...) |
904 | { | |
905 | va_list ap; | |
906 | ||
907 | va_start(ap, fmt); | |
908 | qtest_async_qmpv(global_qtest, fmt, ap); | |
909 | va_end(ap); | |
910 | } | |
911 | ||
0100f425 PM |
912 | void qmp_discard_response(const char *fmt, ...) |
913 | { | |
914 | va_list ap; | |
915 | ||
916 | va_start(ap, fmt); | |
917 | qtest_qmpv_discard_response(global_qtest, fmt, ap); | |
918 | va_end(ap); | |
919 | } | |
5fb48d96 MA |
920 | char *hmp(const char *fmt, ...) |
921 | { | |
922 | va_list ap; | |
923 | char *ret; | |
924 | ||
925 | va_start(ap, fmt); | |
926 | ret = qtest_hmpv(global_qtest, fmt, ap); | |
927 | va_end(ap); | |
928 | return ret; | |
929 | } | |
46e0cf76 | 930 | |
54ce6f22 | 931 | bool qtest_big_endian(QTestState *s) |
46e0cf76 | 932 | { |
54ce6f22 | 933 | return s->big_endian; |
46e0cf76 | 934 | } |