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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 | */ | |
17 | #include "libqtest.h" | |
18 | ||
19 | #include <glib.h> | |
20 | #include <sys/types.h> | |
21 | #include <sys/socket.h> | |
22 | #include <sys/wait.h> | |
23 | #include <sys/un.h> | |
24 | #include <inttypes.h> | |
25 | #include <errno.h> | |
26 | #include <stdio.h> | |
27 | #include <stdlib.h> | |
28 | #include <unistd.h> | |
29 | #include <string.h> | |
30 | ||
1de7afc9 PB |
31 | #include "qemu/compiler.h" |
32 | #include "qemu/osdep.h" | |
0c460dac | 33 | #include "qapi/qmp/json-parser.h" |
563890c7 PB |
34 | #include "qapi/qmp/json-streamer.h" |
35 | #include "qapi/qmp/qjson.h" | |
49ee3590 AL |
36 | |
37 | #define MAX_IRQ 256 | |
f8762027 | 38 | #define SOCKET_TIMEOUT 5 |
49ee3590 AL |
39 | |
40 | QTestState *global_qtest; | |
41 | ||
42 | struct QTestState | |
43 | { | |
44 | int fd; | |
a3ca163c | 45 | int qmp_fd; |
49ee3590 AL |
46 | bool irq_level[MAX_IRQ]; |
47 | GString *rx; | |
cef60c92 | 48 | pid_t qemu_pid; /* our child QEMU process */ |
49ee3590 AL |
49 | }; |
50 | ||
d7668251 SH |
51 | static GList *qtest_instances; |
52 | static struct sigaction sigact_old; | |
53 | ||
49ee3590 AL |
54 | #define g_assert_no_errno(ret) do { \ |
55 | g_assert_cmpint(ret, !=, -1); \ | |
56 | } while (0) | |
57 | ||
a3ca163c KW |
58 | static int init_socket(const char *socket_path) |
59 | { | |
60 | struct sockaddr_un addr; | |
61 | int sock; | |
62 | int ret; | |
63 | ||
64 | sock = socket(PF_UNIX, SOCK_STREAM, 0); | |
65 | g_assert_no_errno(sock); | |
66 | ||
67 | addr.sun_family = AF_UNIX; | |
68 | snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", socket_path); | |
69 | qemu_set_cloexec(sock); | |
70 | ||
71 | do { | |
72 | ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr)); | |
73 | } while (ret == -1 && errno == EINTR); | |
74 | g_assert_no_errno(ret); | |
a7ded163 AF |
75 | ret = listen(sock, 1); |
76 | g_assert_no_errno(ret); | |
a3ca163c KW |
77 | |
78 | return sock; | |
79 | } | |
80 | ||
81 | static int socket_accept(int sock) | |
82 | { | |
83 | struct sockaddr_un addr; | |
84 | socklen_t addrlen; | |
85 | int ret; | |
f8762027 MA |
86 | struct timeval timeout = { .tv_sec = SOCKET_TIMEOUT, |
87 | .tv_usec = 0 }; | |
88 | ||
89 | setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, (void *)&timeout, | |
90 | sizeof(timeout)); | |
a3ca163c KW |
91 | |
92 | do { | |
535b4563 | 93 | addrlen = sizeof(addr); |
a3ca163c KW |
94 | ret = accept(sock, (struct sockaddr *)&addr, &addrlen); |
95 | } while (ret == -1 && errno == EINTR); | |
a7d915f3 AF |
96 | if (ret == -1) { |
97 | fprintf(stderr, "%s failed: %s\n", __func__, strerror(errno)); | |
98 | } | |
a3ca163c KW |
99 | close(sock); |
100 | ||
101 | return ret; | |
102 | } | |
103 | ||
b15d422a SH |
104 | static void kill_qemu(QTestState *s) |
105 | { | |
106 | if (s->qemu_pid != -1) { | |
107 | kill(s->qemu_pid, SIGTERM); | |
108 | waitpid(s->qemu_pid, NULL, 0); | |
109 | } | |
110 | } | |
111 | ||
112 | static void sigabrt_handler(int signo) | |
113 | { | |
d7668251 SH |
114 | GList *elem; |
115 | for (elem = qtest_instances; elem; elem = elem->next) { | |
116 | kill_qemu(elem->data); | |
117 | } | |
118 | } | |
119 | ||
120 | static void setup_sigabrt_handler(void) | |
121 | { | |
122 | struct sigaction sigact; | |
123 | ||
124 | /* Catch SIGABRT to clean up on g_assert() failure */ | |
125 | sigact = (struct sigaction){ | |
126 | .sa_handler = sigabrt_handler, | |
127 | .sa_flags = SA_RESETHAND, | |
128 | }; | |
129 | sigemptyset(&sigact.sa_mask); | |
130 | sigaction(SIGABRT, &sigact, &sigact_old); | |
131 | } | |
132 | ||
133 | static void cleanup_sigabrt_handler(void) | |
134 | { | |
135 | sigaction(SIGABRT, &sigact_old, NULL); | |
b15d422a SH |
136 | } |
137 | ||
49ee3590 AL |
138 | QTestState *qtest_init(const char *extra_args) |
139 | { | |
140 | QTestState *s; | |
8a8fd637 | 141 | int sock, qmpsock, i; |
56db2e58 SH |
142 | gchar *socket_path; |
143 | gchar *qmp_socket_path; | |
49ee3590 AL |
144 | gchar *command; |
145 | const char *qemu_binary; | |
49ee3590 AL |
146 | |
147 | qemu_binary = getenv("QTEST_QEMU_BINARY"); | |
148 | g_assert(qemu_binary != NULL); | |
149 | ||
96b8ca47 | 150 | s = g_malloc(sizeof(*s)); |
49ee3590 | 151 | |
56db2e58 SH |
152 | socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid()); |
153 | qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid()); | |
bb494a50 | 154 | |
56db2e58 SH |
155 | sock = init_socket(socket_path); |
156 | qmpsock = init_socket(qmp_socket_path); | |
49ee3590 | 157 | |
d7668251 SH |
158 | /* Only install SIGABRT handler once */ |
159 | if (!qtest_instances) { | |
160 | setup_sigabrt_handler(); | |
161 | } | |
162 | ||
163 | qtest_instances = g_list_prepend(qtest_instances, s); | |
b15d422a | 164 | |
cef60c92 SH |
165 | s->qemu_pid = fork(); |
166 | if (s->qemu_pid == 0) { | |
6b029216 | 167 | setenv("QEMU_AUDIO_DRV", "none", true); |
cef60c92 | 168 | command = g_strdup_printf("exec %s " |
49ee3590 | 169 | "-qtest unix:%s,nowait " |
7c282cb4 | 170 | "-qtest-log %s " |
a3ca163c | 171 | "-qmp unix:%s,nowait " |
49ee3590 | 172 | "-machine accel=qtest " |
2ad645d2 | 173 | "-display none " |
56db2e58 | 174 | "%s", qemu_binary, socket_path, |
7c282cb4 | 175 | getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null", |
cef60c92 | 176 | qmp_socket_path, |
49ee3590 | 177 | extra_args ?: ""); |
8a8fd637 AL |
178 | execlp("/bin/sh", "sh", "-c", command, NULL); |
179 | exit(1); | |
49ee3590 AL |
180 | } |
181 | ||
a3ca163c | 182 | s->fd = socket_accept(sock); |
f8762027 MA |
183 | if (s->fd >= 0) { |
184 | s->qmp_fd = socket_accept(qmpsock); | |
185 | } | |
56db2e58 SH |
186 | unlink(socket_path); |
187 | unlink(qmp_socket_path); | |
188 | g_free(socket_path); | |
189 | g_free(qmp_socket_path); | |
49ee3590 | 190 | |
f8762027 MA |
191 | g_assert(s->fd >= 0 && s->qmp_fd >= 0); |
192 | ||
49ee3590 | 193 | s->rx = g_string_new(""); |
49ee3590 AL |
194 | for (i = 0; i < MAX_IRQ; i++) { |
195 | s->irq_level[i] = false; | |
196 | } | |
197 | ||
a3ca163c | 198 | /* Read the QMP greeting and then do the handshake */ |
0d1aa05e SH |
199 | qtest_qmp_discard_response(s, ""); |
200 | qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }"); | |
49ee3590 | 201 | |
e0fea6b1 | 202 | if (getenv("QTEST_STOP")) { |
1ad3c6ab | 203 | kill(s->qemu_pid, SIGSTOP); |
e0fea6b1 PB |
204 | } |
205 | ||
49ee3590 AL |
206 | return s; |
207 | } | |
208 | ||
209 | void qtest_quit(QTestState *s) | |
210 | { | |
d7668251 SH |
211 | /* Uninstall SIGABRT handler on last instance */ |
212 | if (qtest_instances && !qtest_instances->next) { | |
213 | cleanup_sigabrt_handler(); | |
214 | } | |
215 | ||
216 | qtest_instances = g_list_remove(qtest_instances, s); | |
bb494a50 | 217 | |
b15d422a | 218 | kill_qemu(s); |
fdd26fca MA |
219 | close(s->fd); |
220 | close(s->qmp_fd); | |
221 | g_string_free(s->rx, true); | |
fdd26fca | 222 | g_free(s); |
49ee3590 AL |
223 | } |
224 | ||
563890c7 | 225 | static void socket_send(int fd, const char *buf, size_t size) |
49ee3590 | 226 | { |
563890c7 | 227 | size_t offset; |
49ee3590 AL |
228 | |
229 | offset = 0; | |
230 | while (offset < size) { | |
231 | ssize_t len; | |
232 | ||
563890c7 | 233 | len = write(fd, buf + offset, size - offset); |
49ee3590 AL |
234 | if (len == -1 && errno == EINTR) { |
235 | continue; | |
236 | } | |
237 | ||
238 | g_assert_no_errno(len); | |
239 | g_assert_cmpint(len, >, 0); | |
240 | ||
241 | offset += len; | |
242 | } | |
243 | } | |
244 | ||
563890c7 PB |
245 | static void socket_sendf(int fd, const char *fmt, va_list ap) |
246 | { | |
247 | gchar *str = g_strdup_vprintf(fmt, ap); | |
248 | size_t size = strlen(str); | |
249 | ||
250 | socket_send(fd, str, size); | |
251 | g_free(str); | |
252 | } | |
253 | ||
a3ca163c KW |
254 | static void GCC_FMT_ATTR(2, 3) qtest_sendf(QTestState *s, const char *fmt, ...) |
255 | { | |
256 | va_list ap; | |
257 | ||
258 | va_start(ap, fmt); | |
259 | socket_sendf(s->fd, fmt, ap); | |
260 | va_end(ap); | |
261 | } | |
262 | ||
49ee3590 AL |
263 | static GString *qtest_recv_line(QTestState *s) |
264 | { | |
265 | GString *line; | |
266 | size_t offset; | |
267 | char *eol; | |
268 | ||
269 | while ((eol = strchr(s->rx->str, '\n')) == NULL) { | |
270 | ssize_t len; | |
271 | char buffer[1024]; | |
272 | ||
273 | len = read(s->fd, buffer, sizeof(buffer)); | |
274 | if (len == -1 && errno == EINTR) { | |
275 | continue; | |
276 | } | |
277 | ||
278 | if (len == -1 || len == 0) { | |
279 | fprintf(stderr, "Broken pipe\n"); | |
280 | exit(1); | |
281 | } | |
282 | ||
283 | g_string_append_len(s->rx, buffer, len); | |
284 | } | |
285 | ||
286 | offset = eol - s->rx->str; | |
287 | line = g_string_new_len(s->rx->str, offset); | |
288 | g_string_erase(s->rx, 0, offset + 1); | |
289 | ||
290 | return line; | |
291 | } | |
292 | ||
293 | static gchar **qtest_rsp(QTestState *s, int expected_args) | |
294 | { | |
295 | GString *line; | |
296 | gchar **words; | |
297 | int i; | |
298 | ||
299 | redo: | |
300 | line = qtest_recv_line(s); | |
301 | words = g_strsplit(line->str, " ", 0); | |
302 | g_string_free(line, TRUE); | |
303 | ||
304 | if (strcmp(words[0], "IRQ") == 0) { | |
305 | int irq; | |
306 | ||
307 | g_assert(words[1] != NULL); | |
308 | g_assert(words[2] != NULL); | |
309 | ||
310 | irq = strtoul(words[2], NULL, 0); | |
311 | g_assert_cmpint(irq, >=, 0); | |
312 | g_assert_cmpint(irq, <, MAX_IRQ); | |
313 | ||
314 | if (strcmp(words[1], "raise") == 0) { | |
315 | s->irq_level[irq] = true; | |
316 | } else { | |
317 | s->irq_level[irq] = false; | |
318 | } | |
319 | ||
320 | g_strfreev(words); | |
321 | goto redo; | |
322 | } | |
323 | ||
324 | g_assert(words[0] != NULL); | |
325 | g_assert_cmpstr(words[0], ==, "OK"); | |
326 | ||
327 | if (expected_args) { | |
328 | for (i = 0; i < expected_args; i++) { | |
329 | g_assert(words[i] != NULL); | |
330 | } | |
331 | } else { | |
332 | g_strfreev(words); | |
333 | } | |
334 | ||
335 | return words; | |
336 | } | |
337 | ||
0c460dac SH |
338 | typedef struct { |
339 | JSONMessageParser parser; | |
340 | QDict *response; | |
341 | } QMPResponseParser; | |
342 | ||
343 | static void qmp_response(JSONMessageParser *parser, QList *tokens) | |
a3ca163c | 344 | { |
0c460dac SH |
345 | QMPResponseParser *qmp = container_of(parser, QMPResponseParser, parser); |
346 | QObject *obj; | |
347 | ||
348 | obj = json_parser_parse(tokens, NULL); | |
349 | if (!obj) { | |
350 | fprintf(stderr, "QMP JSON response parsing failed\n"); | |
351 | exit(1); | |
352 | } | |
353 | ||
354 | g_assert(qobject_type(obj) == QTYPE_QDICT); | |
355 | g_assert(!qmp->response); | |
356 | qmp->response = (QDict *)obj; | |
357 | } | |
358 | ||
66e0c7b1 | 359 | QDict *qtest_qmp_receive(QTestState *s) |
0c460dac SH |
360 | { |
361 | QMPResponseParser qmp; | |
7c282cb4 | 362 | bool log = getenv("QTEST_LOG") != NULL; |
a3ca163c | 363 | |
0c460dac SH |
364 | qmp.response = NULL; |
365 | json_message_parser_init(&qmp.parser, qmp_response); | |
366 | while (!qmp.response) { | |
a3ca163c KW |
367 | ssize_t len; |
368 | char c; | |
369 | ||
370 | len = read(s->qmp_fd, &c, 1); | |
371 | if (len == -1 && errno == EINTR) { | |
372 | continue; | |
373 | } | |
374 | ||
039380a8 AL |
375 | if (len == -1 || len == 0) { |
376 | fprintf(stderr, "Broken pipe\n"); | |
377 | exit(1); | |
378 | } | |
379 | ||
7c282cb4 PB |
380 | if (log) { |
381 | len = write(2, &c, 1); | |
382 | } | |
0c460dac | 383 | json_message_parser_feed(&qmp.parser, &c, 1); |
a3ca163c | 384 | } |
0c460dac SH |
385 | json_message_parser_destroy(&qmp.parser); |
386 | ||
387 | return qmp.response; | |
388 | } | |
389 | ||
ba4ed393 JS |
390 | /** |
391 | * Allow users to send a message without waiting for the reply, | |
392 | * in the case that they choose to discard all replies up until | |
393 | * a particular EVENT is received. | |
394 | */ | |
395 | void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap) | |
66e0c7b1 | 396 | { |
563890c7 PB |
397 | va_list ap_copy; |
398 | QObject *qobj; | |
399 | ||
400 | /* Going through qobject ensures we escape strings properly. | |
401 | * This seemingly unnecessary copy is required in case va_list | |
402 | * is an array type. | |
403 | */ | |
404 | va_copy(ap_copy, ap); | |
405 | qobj = qobject_from_jsonv(fmt, &ap_copy); | |
406 | va_end(ap_copy); | |
407 | ||
408 | /* No need to send anything for an empty QObject. */ | |
409 | if (qobj) { | |
ae74f187 | 410 | int log = getenv("QTEST_LOG") != NULL; |
563890c7 PB |
411 | QString *qstr = qobject_to_json(qobj); |
412 | const char *str = qstring_get_str(qstr); | |
413 | size_t size = qstring_get_length(qstr); | |
414 | ||
ae74f187 MM |
415 | if (log) { |
416 | fprintf(stderr, "%s", str); | |
417 | } | |
563890c7 PB |
418 | /* Send QMP request */ |
419 | socket_send(s->qmp_fd, str, size); | |
420 | ||
421 | QDECREF(qstr); | |
422 | qobject_decref(qobj); | |
423 | } | |
ba4ed393 JS |
424 | } |
425 | ||
426 | QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) | |
427 | { | |
428 | qtest_async_qmpv(s, fmt, ap); | |
66e0c7b1 AF |
429 | |
430 | /* Receive reply */ | |
431 | return qtest_qmp_receive(s); | |
432 | } | |
433 | ||
0c460dac SH |
434 | QDict *qtest_qmp(QTestState *s, const char *fmt, ...) |
435 | { | |
436 | va_list ap; | |
437 | QDict *response; | |
438 | ||
439 | va_start(ap, fmt); | |
440 | response = qtest_qmpv(s, fmt, ap); | |
441 | va_end(ap); | |
442 | return response; | |
443 | } | |
444 | ||
ba4ed393 JS |
445 | void qtest_async_qmp(QTestState *s, const char *fmt, ...) |
446 | { | |
447 | va_list ap; | |
448 | ||
449 | va_start(ap, fmt); | |
450 | qtest_async_qmpv(s, fmt, ap); | |
451 | va_end(ap); | |
452 | } | |
453 | ||
0c460dac SH |
454 | void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) |
455 | { | |
456 | QDict *response = qtest_qmpv(s, fmt, ap); | |
457 | QDECREF(response); | |
a3ca163c KW |
458 | } |
459 | ||
0d1aa05e | 460 | void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) |
b73cf9e9 AF |
461 | { |
462 | va_list ap; | |
0c460dac | 463 | QDict *response; |
b73cf9e9 AF |
464 | |
465 | va_start(ap, fmt); | |
0c460dac | 466 | response = qtest_qmpv(s, fmt, ap); |
b73cf9e9 | 467 | va_end(ap); |
0c460dac | 468 | QDECREF(response); |
b73cf9e9 AF |
469 | } |
470 | ||
8fe941f7 JS |
471 | void qtest_qmp_eventwait(QTestState *s, const char *event) |
472 | { | |
473 | QDict *response; | |
474 | ||
475 | for (;;) { | |
476 | response = qtest_qmp_receive(s); | |
477 | if ((qdict_haskey(response, "event")) && | |
478 | (strcmp(qdict_get_str(response, "event"), event) == 0)) { | |
479 | QDECREF(response); | |
480 | break; | |
481 | } | |
482 | QDECREF(response); | |
483 | } | |
484 | } | |
485 | ||
5fb48d96 MA |
486 | char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap) |
487 | { | |
488 | char *cmd; | |
489 | QDict *resp; | |
490 | char *ret; | |
491 | ||
492 | cmd = g_strdup_vprintf(fmt, ap); | |
493 | resp = qtest_qmp(s, "{'execute': 'human-monitor-command'," | |
494 | " 'arguments': {'command-line': %s}}", | |
495 | cmd); | |
496 | ret = g_strdup(qdict_get_try_str(resp, "return")); | |
497 | g_assert(ret); | |
498 | QDECREF(resp); | |
499 | g_free(cmd); | |
500 | return ret; | |
501 | } | |
502 | ||
503 | char *qtest_hmp(QTestState *s, const char *fmt, ...) | |
504 | { | |
505 | va_list ap; | |
506 | char *ret; | |
507 | ||
508 | va_start(ap, fmt); | |
509 | ret = qtest_hmpv(s, fmt, ap); | |
510 | va_end(ap); | |
511 | return ret; | |
512 | } | |
8fe941f7 | 513 | |
49ee3590 AL |
514 | const char *qtest_get_arch(void) |
515 | { | |
516 | const char *qemu = getenv("QTEST_QEMU_BINARY"); | |
c8368674 | 517 | g_assert(qemu != NULL); |
49ee3590 AL |
518 | const char *end = strrchr(qemu, '/'); |
519 | ||
520 | return end + strlen("/qemu-system-"); | |
521 | } | |
522 | ||
523 | bool qtest_get_irq(QTestState *s, int num) | |
524 | { | |
525 | /* dummy operation in order to make sure irq is up to date */ | |
526 | qtest_inb(s, 0); | |
527 | ||
528 | return s->irq_level[num]; | |
529 | } | |
530 | ||
531 | static int64_t qtest_clock_rsp(QTestState *s) | |
532 | { | |
533 | gchar **words; | |
534 | int64_t clock; | |
535 | words = qtest_rsp(s, 2); | |
536 | clock = g_ascii_strtoll(words[1], NULL, 0); | |
537 | g_strfreev(words); | |
538 | return clock; | |
539 | } | |
540 | ||
541 | int64_t qtest_clock_step_next(QTestState *s) | |
542 | { | |
543 | qtest_sendf(s, "clock_step\n"); | |
544 | return qtest_clock_rsp(s); | |
545 | } | |
546 | ||
547 | int64_t qtest_clock_step(QTestState *s, int64_t step) | |
548 | { | |
549 | qtest_sendf(s, "clock_step %"PRIi64"\n", step); | |
550 | return qtest_clock_rsp(s); | |
551 | } | |
552 | ||
553 | int64_t qtest_clock_set(QTestState *s, int64_t val) | |
554 | { | |
555 | qtest_sendf(s, "clock_set %"PRIi64"\n", val); | |
556 | return qtest_clock_rsp(s); | |
557 | } | |
558 | ||
559 | void qtest_irq_intercept_out(QTestState *s, const char *qom_path) | |
560 | { | |
561 | qtest_sendf(s, "irq_intercept_out %s\n", qom_path); | |
562 | qtest_rsp(s, 0); | |
563 | } | |
564 | ||
565 | void qtest_irq_intercept_in(QTestState *s, const char *qom_path) | |
566 | { | |
567 | qtest_sendf(s, "irq_intercept_in %s\n", qom_path); | |
568 | qtest_rsp(s, 0); | |
569 | } | |
570 | ||
571 | static void qtest_out(QTestState *s, const char *cmd, uint16_t addr, uint32_t value) | |
572 | { | |
573 | qtest_sendf(s, "%s 0x%x 0x%x\n", cmd, addr, value); | |
574 | qtest_rsp(s, 0); | |
575 | } | |
576 | ||
577 | void qtest_outb(QTestState *s, uint16_t addr, uint8_t value) | |
578 | { | |
579 | qtest_out(s, "outb", addr, value); | |
580 | } | |
581 | ||
582 | void qtest_outw(QTestState *s, uint16_t addr, uint16_t value) | |
583 | { | |
584 | qtest_out(s, "outw", addr, value); | |
585 | } | |
586 | ||
587 | void qtest_outl(QTestState *s, uint16_t addr, uint32_t value) | |
588 | { | |
589 | qtest_out(s, "outl", addr, value); | |
590 | } | |
591 | ||
592 | static uint32_t qtest_in(QTestState *s, const char *cmd, uint16_t addr) | |
593 | { | |
594 | gchar **args; | |
595 | uint32_t value; | |
596 | ||
597 | qtest_sendf(s, "%s 0x%x\n", cmd, addr); | |
598 | args = qtest_rsp(s, 2); | |
599 | value = strtoul(args[1], NULL, 0); | |
600 | g_strfreev(args); | |
601 | ||
602 | return value; | |
603 | } | |
604 | ||
605 | uint8_t qtest_inb(QTestState *s, uint16_t addr) | |
606 | { | |
607 | return qtest_in(s, "inb", addr); | |
608 | } | |
609 | ||
610 | uint16_t qtest_inw(QTestState *s, uint16_t addr) | |
611 | { | |
612 | return qtest_in(s, "inw", addr); | |
613 | } | |
614 | ||
615 | uint32_t qtest_inl(QTestState *s, uint16_t addr) | |
616 | { | |
617 | return qtest_in(s, "inl", addr); | |
618 | } | |
619 | ||
872536bf AF |
620 | static void qtest_write(QTestState *s, const char *cmd, uint64_t addr, |
621 | uint64_t value) | |
622 | { | |
623 | qtest_sendf(s, "%s 0x%" PRIx64 " 0x%" PRIx64 "\n", cmd, addr, value); | |
624 | qtest_rsp(s, 0); | |
625 | } | |
626 | ||
627 | void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value) | |
628 | { | |
629 | qtest_write(s, "writeb", addr, value); | |
630 | } | |
631 | ||
632 | void qtest_writew(QTestState *s, uint64_t addr, uint16_t value) | |
633 | { | |
634 | qtest_write(s, "writew", addr, value); | |
635 | } | |
636 | ||
637 | void qtest_writel(QTestState *s, uint64_t addr, uint32_t value) | |
638 | { | |
639 | qtest_write(s, "writel", addr, value); | |
640 | } | |
641 | ||
642 | void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value) | |
643 | { | |
644 | qtest_write(s, "writeq", addr, value); | |
645 | } | |
646 | ||
647 | static uint64_t qtest_read(QTestState *s, const char *cmd, uint64_t addr) | |
648 | { | |
649 | gchar **args; | |
650 | uint64_t value; | |
651 | ||
652 | qtest_sendf(s, "%s 0x%" PRIx64 "\n", cmd, addr); | |
653 | args = qtest_rsp(s, 2); | |
654 | value = strtoull(args[1], NULL, 0); | |
655 | g_strfreev(args); | |
656 | ||
657 | return value; | |
658 | } | |
659 | ||
660 | uint8_t qtest_readb(QTestState *s, uint64_t addr) | |
661 | { | |
662 | return qtest_read(s, "readb", addr); | |
663 | } | |
664 | ||
665 | uint16_t qtest_readw(QTestState *s, uint64_t addr) | |
666 | { | |
667 | return qtest_read(s, "readw", addr); | |
668 | } | |
669 | ||
670 | uint32_t qtest_readl(QTestState *s, uint64_t addr) | |
671 | { | |
672 | return qtest_read(s, "readl", addr); | |
673 | } | |
674 | ||
675 | uint64_t qtest_readq(QTestState *s, uint64_t addr) | |
676 | { | |
677 | return qtest_read(s, "readq", addr); | |
678 | } | |
679 | ||
49ee3590 AL |
680 | static int hex2nib(char ch) |
681 | { | |
682 | if (ch >= '0' && ch <= '9') { | |
683 | return ch - '0'; | |
684 | } else if (ch >= 'a' && ch <= 'f') { | |
685 | return 10 + (ch - 'a'); | |
686 | } else if (ch >= 'A' && ch <= 'F') { | |
687 | return 10 + (ch - 'a'); | |
688 | } else { | |
689 | return -1; | |
690 | } | |
691 | } | |
692 | ||
693 | void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size) | |
694 | { | |
695 | uint8_t *ptr = data; | |
696 | gchar **args; | |
697 | size_t i; | |
698 | ||
ea7697fc | 699 | qtest_sendf(s, "read 0x%" PRIx64 " 0x%zx\n", addr, size); |
49ee3590 AL |
700 | args = qtest_rsp(s, 2); |
701 | ||
702 | for (i = 0; i < size; i++) { | |
703 | ptr[i] = hex2nib(args[1][2 + (i * 2)]) << 4; | |
704 | ptr[i] |= hex2nib(args[1][2 + (i * 2) + 1]); | |
705 | } | |
706 | ||
707 | g_strfreev(args); | |
708 | } | |
709 | ||
710 | void qtest_add_func(const char *str, void (*fn)) | |
711 | { | |
712 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
713 | g_test_add_func(path, fn); | |
a7afc6b8 | 714 | g_free(path); |
49ee3590 AL |
715 | } |
716 | ||
7949c0e3 AF |
717 | void qtest_add_data_func(const char *str, const void *data, void (*fn)) |
718 | { | |
719 | gchar *path = g_strdup_printf("/%s/%s", qtest_get_arch(), str); | |
720 | g_test_add_data_func(path, data, fn); | |
721 | g_free(path); | |
722 | } | |
723 | ||
7a6a740d JS |
724 | void qtest_bufwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
725 | { | |
726 | gchar *bdata; | |
727 | ||
728 | bdata = g_base64_encode(data, size); | |
729 | qtest_sendf(s, "b64write 0x%" PRIx64 " 0x%zx ", addr, size); | |
730 | socket_send(s->fd, bdata, strlen(bdata)); | |
731 | socket_send(s->fd, "\n", 1); | |
732 | qtest_rsp(s, 0); | |
733 | g_free(bdata); | |
734 | } | |
735 | ||
736 | void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size) | |
737 | { | |
738 | gchar **args; | |
739 | size_t len; | |
740 | ||
741 | qtest_sendf(s, "b64read 0x%" PRIx64 " 0x%zx\n", addr, size); | |
742 | args = qtest_rsp(s, 2); | |
743 | ||
744 | g_base64_decode_inplace(args[1], &len); | |
745 | if (size != len) { | |
746 | fprintf(stderr, "bufread: asked for %zu bytes but decoded %zu\n", | |
747 | size, len); | |
748 | len = MIN(len, size); | |
749 | } | |
750 | ||
751 | memcpy(data, args[1], len); | |
752 | g_strfreev(args); | |
753 | } | |
754 | ||
49ee3590 AL |
755 | void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size) |
756 | { | |
757 | const uint8_t *ptr = data; | |
758 | size_t i; | |
5560b85a | 759 | char *enc = g_malloc(2 * size + 1); |
49ee3590 | 760 | |
49ee3590 | 761 | for (i = 0; i < size; i++) { |
5560b85a | 762 | sprintf(&enc[i * 2], "%02x", ptr[i]); |
49ee3590 | 763 | } |
5560b85a JS |
764 | |
765 | qtest_sendf(s, "write 0x%" PRIx64 " 0x%zx 0x%s\n", addr, size, enc); | |
49ee3590 | 766 | qtest_rsp(s, 0); |
5560b85a | 767 | g_free(enc); |
49ee3590 | 768 | } |
0100f425 | 769 | |
86298845 JS |
770 | void qtest_memset(QTestState *s, uint64_t addr, uint8_t pattern, size_t size) |
771 | { | |
4d007963 | 772 | qtest_sendf(s, "memset 0x%" PRIx64 " 0x%zx 0x%02x\n", addr, size, pattern); |
86298845 JS |
773 | qtest_rsp(s, 0); |
774 | } | |
775 | ||
0100f425 PM |
776 | QDict *qmp(const char *fmt, ...) |
777 | { | |
778 | va_list ap; | |
779 | QDict *response; | |
780 | ||
781 | va_start(ap, fmt); | |
782 | response = qtest_qmpv(global_qtest, fmt, ap); | |
783 | va_end(ap); | |
784 | return response; | |
785 | } | |
786 | ||
ba4ed393 JS |
787 | void qmp_async(const char *fmt, ...) |
788 | { | |
789 | va_list ap; | |
790 | ||
791 | va_start(ap, fmt); | |
792 | qtest_async_qmpv(global_qtest, fmt, ap); | |
793 | va_end(ap); | |
794 | } | |
795 | ||
0100f425 PM |
796 | void qmp_discard_response(const char *fmt, ...) |
797 | { | |
798 | va_list ap; | |
799 | ||
800 | va_start(ap, fmt); | |
801 | qtest_qmpv_discard_response(global_qtest, fmt, ap); | |
802 | va_end(ap); | |
803 | } | |
5fb48d96 MA |
804 | char *hmp(const char *fmt, ...) |
805 | { | |
806 | va_list ap; | |
807 | char *ret; | |
808 | ||
809 | va_start(ap, fmt); | |
810 | ret = qtest_hmpv(global_qtest, fmt, ap); | |
811 | va_end(ap); | |
812 | return ret; | |
813 | } | |
46e0cf76 MM |
814 | |
815 | bool qtest_big_endian(void) | |
816 | { | |
817 | const char *arch = qtest_get_arch(); | |
818 | int i; | |
819 | ||
820 | static const struct { | |
821 | const char *arch; | |
822 | bool big_endian; | |
823 | } endianness[] = { | |
824 | { "aarch64", false }, | |
825 | { "alpha", false }, | |
826 | { "arm", false }, | |
827 | { "cris", false }, | |
828 | { "i386", false }, | |
829 | { "lm32", true }, | |
830 | { "m68k", true }, | |
831 | { "microblaze", true }, | |
832 | { "microblazeel", false }, | |
833 | { "mips", true }, | |
834 | { "mips64", true }, | |
835 | { "mips64el", false }, | |
836 | { "mipsel", false }, | |
837 | { "moxie", true }, | |
838 | { "or32", true }, | |
839 | { "ppc", true }, | |
840 | { "ppc64", true }, | |
841 | { "ppcemb", true }, | |
842 | { "s390x", true }, | |
843 | { "sh4", false }, | |
844 | { "sh4eb", true }, | |
845 | { "sparc", true }, | |
846 | { "sparc64", true }, | |
847 | { "unicore32", false }, | |
848 | { "x86_64", false }, | |
849 | { "xtensa", false }, | |
850 | { "xtensaeb", true }, | |
851 | {}, | |
852 | }; | |
853 | ||
854 | for (i = 0; endianness[i].arch; i++) { | |
855 | if (strcmp(endianness[i].arch, arch) == 0) { | |
856 | return endianness[i].big_endian; | |
857 | } | |
858 | } | |
859 | ||
860 | return false; | |
861 | } |