tests/libqtest.h

   1 /*
   2  * QTest
   3  *
   4  * Copyright IBM, Corp. 2012
   5  * Copyright Red Hat, Inc. 2012
   6  * Copyright SUSE LINUX Products GmbH 2013
   7  *
   8  * Authors:
   9  *  Anthony Liguori   <aliguori@us.ibm.com>
  10  *  Paolo Bonzini     <pbonzini@redhat.com>
  11  *  Andreas Färber    <afaerber@suse.de>
  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 #ifndef LIBQTEST_H
  18 #define LIBQTEST_H
  19
  20 #include <stddef.h>
  21 #include <stdint.h>
  22 #include <stdbool.h>
  23 #include <stdarg.h>
  24 #include <sys/types.h>
  25 #include "qapi/qmp/qdict.h"
  26 #include "glib-compat.h"
  27
  28 typedef struct QTestState QTestState;
  29
  30 extern QTestState *global_qtest;
  31
  32 /**
  33  * qtest_init:
  34  * @extra_args: other arguments to pass to QEMU.
  35  *
  36  * Returns: #QTestState instance.
  37  */
  38 QTestState *qtest_init(const char *extra_args);
  39
  40 /**
  41  * qtest_quit:
  42  * @s: #QTestState instance to operate on.
  43  *
  44  * Shut down the QEMU process associated to @s.
  45  */
  46 void qtest_quit(QTestState *s);
  47
  48 /**
  49  * qtest_qmp_discard_response:
  50  * @s: #QTestState instance to operate on.
  51  * @fmt...: QMP message to send to qemu
  52  *
  53  * Sends a QMP message to QEMU and consumes the response.
  54  */
  55 void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...);
  56
  57 /**
  58  * qtest_qmp:
  59  * @s: #QTestState instance to operate on.
  60  * @fmt...: QMP message to send to qemu
  61  *
  62  * Sends a QMP message to QEMU and returns the response.
  63  */
  64 QDict *qtest_qmp(QTestState *s, const char *fmt, ...);
  65
  66 /**
  67  * qtest_async_qmp:
  68  * @s: #QTestState instance to operate on.
  69  * @fmt...: QMP message to send to qemu
  70  *
  71  * Sends a QMP message to QEMU and leaves the response in the stream.
  72  */
  73 void qtest_async_qmp(QTestState *s, const char *fmt, ...);
  74
  75 /**
  76  * qtest_qmpv_discard_response:
  77  * @s: #QTestState instance to operate on.
  78  * @fmt: QMP message to send to QEMU
  79  * @ap: QMP message arguments
  80  *
  81  * Sends a QMP message to QEMU and consumes the response.
  82  */
  83 void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap);
  84
  85 /**
  86  * qtest_qmpv:
  87  * @s: #QTestState instance to operate on.
  88  * @fmt: QMP message to send to QEMU
  89  * @ap: QMP message arguments
  90  *
  91  * Sends a QMP message to QEMU and returns the response.
  92  */
  93 QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap);
  94
  95 /**
  96  * qtest_async_qmpv:
  97  * @s: #QTestState instance to operate on.
  98  * @fmt: QMP message to send to QEMU
  99  * @ap: QMP message arguments
 100  *
 101  * Sends a QMP message to QEMU and leaves the response in the stream.
 102  */
 103 void qtest_async_qmpv(QTestState *s, const char *fmt, va_list ap);
 104
 105 /**
 106  * qtest_receive:
 107  * @s: #QTestState instance to operate on.
 108  *
 109  * Reads a QMP message from QEMU and returns the response.
 110  */
 111 QDict *qtest_qmp_receive(QTestState *s);
 112
 113 /**
 114  * qtest_qmp_eventwait:
 115  * @s: #QTestState instance to operate on.
 116  * @s: #event event to wait for.
 117  *
 118  * Continuosly polls for QMP responses until it receives the desired event.
 119  */
 120 void qtest_qmp_eventwait(QTestState *s, const char *event);
 121
 122 /**
 123  * qtest_hmpv:
 124  * @s: #QTestState instance to operate on.
 125  * @fmt...: HMP command to send to QEMU
 126  *
 127  * Send HMP command to QEMU via QMP's human-monitor-command.
 128  *
 129  * Returns: the command's output.  The caller should g_free() it.
 130  */
 131 char *qtest_hmp(QTestState *s, const char *fmt, ...);
 132
 133 /**
 134  * qtest_hmpv:
 135  * @s: #QTestState instance to operate on.
 136  * @fmt: HMP command to send to QEMU
 137  * @ap: HMP command arguments
 138  *
 139  * Send HMP command to QEMU via QMP's human-monitor-command.
 140  *
 141  * Returns: the command's output.  The caller should g_free() it.
 142  */
 143 char *qtest_hmpv(QTestState *s, const char *fmt, va_list ap);
 144
 145 /**
 146  * qtest_get_irq:
 147  * @s: #QTestState instance to operate on.
 148  * @num: Interrupt to observe.
 149  *
 150  * Returns: The level of the @num interrupt.
 151  */
 152 bool qtest_get_irq(QTestState *s, int num);
 153
 154 /**
 155  * qtest_irq_intercept_in:
 156  * @s: #QTestState instance to operate on.
 157  * @string: QOM path of a device.
 158  *
 159  * Associate qtest irqs with the GPIO-in pins of the device
 160  * whose path is specified by @string.
 161  */
 162 void qtest_irq_intercept_in(QTestState *s, const char *string);
 163
 164 /**
 165  * qtest_irq_intercept_out:
 166  * @s: #QTestState instance to operate on.
 167  * @string: QOM path of a device.
 168  *
 169  * Associate qtest irqs with the GPIO-out pins of the device
 170  * whose path is specified by @string.
 171  */
 172 void qtest_irq_intercept_out(QTestState *s, const char *string);
 173
 174 /**
 175  * qtest_outb:
 176  * @s: #QTestState instance to operate on.
 177  * @addr: I/O port to write to.
 178  * @value: Value being written.
 179  *
 180  * Write an 8-bit value to an I/O port.
 181  */
 182 void qtest_outb(QTestState *s, uint16_t addr, uint8_t value);
 183
 184 /**
 185  * qtest_outw:
 186  * @s: #QTestState instance to operate on.
 187  * @addr: I/O port to write to.
 188  * @value: Value being written.
 189  *
 190  * Write a 16-bit value to an I/O port.
 191  */
 192 void qtest_outw(QTestState *s, uint16_t addr, uint16_t value);
 193
 194 /**
 195  * qtest_outl:
 196  * @s: #QTestState instance to operate on.
 197  * @addr: I/O port to write to.
 198  * @value: Value being written.
 199  *
 200  * Write a 32-bit value to an I/O port.
 201  */
 202 void qtest_outl(QTestState *s, uint16_t addr, uint32_t value);
 203
 204 /**
 205  * qtest_inb:
 206  * @s: #QTestState instance to operate on.
 207  * @addr: I/O port to read from.
 208  *
 209  * Returns an 8-bit value from an I/O port.
 210  */
 211 uint8_t qtest_inb(QTestState *s, uint16_t addr);
 212
 213 /**
 214  * qtest_inw:
 215  * @s: #QTestState instance to operate on.
 216  * @addr: I/O port to read from.
 217  *
 218  * Returns a 16-bit value from an I/O port.
 219  */
 220 uint16_t qtest_inw(QTestState *s, uint16_t addr);
 221
 222 /**
 223  * qtest_inl:
 224  * @s: #QTestState instance to operate on.
 225  * @addr: I/O port to read from.
 226  *
 227  * Returns a 32-bit value from an I/O port.
 228  */
 229 uint32_t qtest_inl(QTestState *s, uint16_t addr);
 230
 231 /**
 232  * qtest_writeb:
 233  * @s: #QTestState instance to operate on.
 234  * @addr: Guest address to write to.
 235  * @value: Value being written.
 236  *
 237  * Writes an 8-bit value to memory.
 238  */
 239 void qtest_writeb(QTestState *s, uint64_t addr, uint8_t value);
 240
 241 /**
 242  * qtest_writew:
 243  * @s: #QTestState instance to operate on.
 244  * @addr: Guest address to write to.
 245  * @value: Value being written.
 246  *
 247  * Writes a 16-bit value to memory.
 248  */
 249 void qtest_writew(QTestState *s, uint64_t addr, uint16_t value);
 250
 251 /**
 252  * qtest_writel:
 253  * @s: #QTestState instance to operate on.
 254  * @addr: Guest address to write to.
 255  * @value: Value being written.
 256  *
 257  * Writes a 32-bit value to memory.
 258  */
 259 void qtest_writel(QTestState *s, uint64_t addr, uint32_t value);
 260
 261 /**
 262  * qtest_writeq:
 263  * @s: #QTestState instance to operate on.
 264  * @addr: Guest address to write to.
 265  * @value: Value being written.
 266  *
 267  * Writes a 64-bit value to memory.
 268  */
 269 void qtest_writeq(QTestState *s, uint64_t addr, uint64_t value);
 270
 271 /**
 272  * qtest_readb:
 273  * @s: #QTestState instance to operate on.
 274  * @addr: Guest address to read from.
 275  *
 276  * Reads an 8-bit value from memory.
 277  *
 278  * Returns: Value read.
 279  */
 280 uint8_t qtest_readb(QTestState *s, uint64_t addr);
 281
 282 /**
 283  * qtest_readw:
 284  * @s: #QTestState instance to operate on.
 285  * @addr: Guest address to read from.
 286  *
 287  * Reads a 16-bit value from memory.
 288  *
 289  * Returns: Value read.
 290  */
 291 uint16_t qtest_readw(QTestState *s, uint64_t addr);
 292
 293 /**
 294  * qtest_readl:
 295  * @s: #QTestState instance to operate on.
 296  * @addr: Guest address to read from.
 297  *
 298  * Reads a 32-bit value from memory.
 299  *
 300  * Returns: Value read.
 301  */
 302 uint32_t qtest_readl(QTestState *s, uint64_t addr);
 303
 304 /**
 305  * qtest_readq:
 306  * @s: #QTestState instance to operate on.
 307  * @addr: Guest address to read from.
 308  *
 309  * Reads a 64-bit value from memory.
 310  *
 311  * Returns: Value read.
 312  */
 313 uint64_t qtest_readq(QTestState *s, uint64_t addr);
 314
 315 /**
 316  * qtest_memread:
 317  * @s: #QTestState instance to operate on.
 318  * @addr: Guest address to read from.
 319  * @data: Pointer to where memory contents will be stored.
 320  * @size: Number of bytes to read.
 321  *
 322  * Read guest memory into a buffer.
 323  */
 324 void qtest_memread(QTestState *s, uint64_t addr, void *data, size_t size);
 325
 326 /**
 327  * qtest_bufread:
 328  * @s: #QTestState instance to operate on.
 329  * @addr: Guest address to read from.
 330  * @data: Pointer to where memory contents will be stored.
 331  * @size: Number of bytes to read.
 332  *
 333  * Read guest memory into a buffer and receive using a base64 encoding.
 334  */
 335 void qtest_bufread(QTestState *s, uint64_t addr, void *data, size_t size);
 336
 337 /**
 338  * qtest_memwrite:
 339  * @s: #QTestState instance to operate on.
 340  * @addr: Guest address to write to.
 341  * @data: Pointer to the bytes that will be written to guest memory.
 342  * @size: Number of bytes to write.
 343  *
 344  * Write a buffer to guest memory.
 345  */
 346 void qtest_memwrite(QTestState *s, uint64_t addr, const void *data, size_t size);
 347
 348 /**
 349  * qtest_bufwrite:
 350  * @s: #QTestState instance to operate on.
 351  * @addr: Guest address to write to.
 352  * @data: Pointer to the bytes that will be written to guest memory.
 353  * @size: Number of bytes to write.
 354  *
 355  * Write a buffer to guest memory and transmit using a base64 encoding.
 356  */
 357 void qtest_bufwrite(QTestState *s, uint64_t addr,
 358                     const void *data, size_t size);
 359
 360 /**
 361  * qtest_memset:
 362  * @s: #QTestState instance to operate on.
 363  * @addr: Guest address to write to.
 364  * @patt: Byte pattern to fill the guest memory region with.
 365  * @size: Number of bytes to write.
 366  *
 367  * Write a pattern to guest memory.
 368  */
 369 void qtest_memset(QTestState *s, uint64_t addr, uint8_t patt, size_t size);
 370
 371 /**
 372  * qtest_clock_step_next:
 373  * @s: #QTestState instance to operate on.
 374  *
 375  * Advance the QEMU_CLOCK_VIRTUAL to the next deadline.
 376  *
 377  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 378  */
 379 int64_t qtest_clock_step_next(QTestState *s);
 380
 381 /**
 382  * qtest_clock_step:
 383  * @s: QTestState instance to operate on.
 384  * @step: Number of nanoseconds to advance the clock by.
 385  *
 386  * Advance the QEMU_CLOCK_VIRTUAL by @step nanoseconds.
 387  *
 388  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 389  */
 390 int64_t qtest_clock_step(QTestState *s, int64_t step);
 391
 392 /**
 393  * qtest_clock_set:
 394  * @s: QTestState instance to operate on.
 395  * @val: Nanoseconds value to advance the clock to.
 396  *
 397  * Advance the QEMU_CLOCK_VIRTUAL to @val nanoseconds since the VM was launched.
 398  *
 399  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 400  */
 401 int64_t qtest_clock_set(QTestState *s, int64_t val);
 402
 403 /**
 404  * qtest_get_arch:
 405  *
 406  * Returns: The architecture for the QEMU executable under test.
 407  */
 408 const char *qtest_get_arch(void);
 409
 410 /**
 411  * qtest_add_func:
 412  * @str: Test case path.
 413  * @fn: Test case function
 414  *
 415  * Add a GTester testcase with the given name and function.
 416  * The path is prefixed with the architecture under test, as
 417  * returned by qtest_get_arch().
 418  */
 419 void qtest_add_func(const char *str, void (*fn));
 420
 421 /**
 422  * qtest_add_data_func:
 423  * @str: Test case path.
 424  * @data: Test case data
 425  * @fn: Test case function
 426  *
 427  * Add a GTester testcase with the given name, data and function.
 428  * The path is prefixed with the architecture under test, as
 429  * returned by qtest_get_arch().
 430  */
 431 void qtest_add_data_func(const char *str, const void *data, void (*fn));
 432
 433 /**
 434  * qtest_add:
 435  * @testpath: Test case path
 436  * @Fixture: Fixture type
 437  * @tdata: Test case data
 438  * @fsetup: Test case setup function
 439  * @ftest: Test case function
 440  * @fteardown: Test case teardown function
 441  *
 442  * Add a GTester testcase with the given name, data and functions.
 443  * The path is prefixed with the architecture under test, as
 444  * returned by qtest_get_arch().
 445  */
 446 #define qtest_add(testpath, Fixture, tdata, fsetup, ftest, fteardown) \
 447     do { \
 448         char *path = g_strdup_printf("/%s/%s", qtest_get_arch(), testpath); \
 449         g_test_add(path, Fixture, tdata, fsetup, ftest, fteardown); \
 450         g_free(path); \
 451     } while (0)
 452
 453 void qtest_add_abrt_handler(void (*fn), const void *data);
 454
 455 /**
 456  * qtest_start:
 457  * @args: other arguments to pass to QEMU
 458  *
 459  * Start QEMU and assign the resulting #QTestState to a global variable.
 460  * The global variable is used by "shortcut" functions documented below.
 461  *
 462  * Returns: #QTestState instance.
 463  */
 464 static inline QTestState *qtest_start(const char *args)
 465 {
 466     global_qtest = qtest_init(args);
 467     return global_qtest;
 468 }
 469
 470 /**
 471  * qtest_end:
 472  *
 473  * Shut down the QEMU process started by qtest_start().
 474  */
 475 static inline void qtest_end(void)
 476 {
 477     qtest_quit(global_qtest);
 478     global_qtest = NULL;
 479 }
 480
 481 /**
 482  * qmp:
 483  * @fmt...: QMP message to send to qemu
 484  *
 485  * Sends a QMP message to QEMU and returns the response.
 486  */
 487 QDict *qmp(const char *fmt, ...);
 488
 489 /**
 490  * qmp_async:
 491  * @fmt...: QMP message to send to qemu
 492  *
 493  * Sends a QMP message to QEMU and leaves the response in the stream.
 494  */
 495 void qmp_async(const char *fmt, ...);
 496
 497 /**
 498  * qmp_discard_response:
 499  * @fmt...: QMP message to send to qemu
 500  *
 501  * Sends a QMP message to QEMU and consumes the response.
 502  */
 503 void qmp_discard_response(const char *fmt, ...);
 504
 505 /**
 506  * qmp_receive:
 507  *
 508  * Reads a QMP message from QEMU and returns the response.
 509  */
 510 static inline QDict *qmp_receive(void)
 511 {
 512     return qtest_qmp_receive(global_qtest);
 513 }
 514
 515 /**
 516  * qmp_eventwait:
 517  * @s: #event event to wait for.
 518  *
 519  * Continuosly polls for QMP responses until it receives the desired event.
 520  */
 521 static inline void qmp_eventwait(const char *event)
 522 {
 523     return qtest_qmp_eventwait(global_qtest, event);
 524 }
 525
 526 /**
 527  * hmp:
 528  * @fmt...: HMP command to send to QEMU
 529  *
 530  * Send HMP command to QEMU via QMP's human-monitor-command.
 531  *
 532  * Returns: the command's output.  The caller should g_free() it.
 533  */
 534 char *hmp(const char *fmt, ...);
 535
 536 /**
 537  * get_irq:
 538  * @num: Interrupt to observe.
 539  *
 540  * Returns: The level of the @num interrupt.
 541  */
 542 static inline bool get_irq(int num)
 543 {
 544     return qtest_get_irq(global_qtest, num);
 545 }
 546
 547 /**
 548  * irq_intercept_in:
 549  * @string: QOM path of a device.
 550  *
 551  * Associate qtest irqs with the GPIO-in pins of the device
 552  * whose path is specified by @string.
 553  */
 554 static inline void irq_intercept_in(const char *string)
 555 {
 556     qtest_irq_intercept_in(global_qtest, string);
 557 }
 558
 559 /**
 560  * qtest_irq_intercept_out:
 561  * @string: QOM path of a device.
 562  *
 563  * Associate qtest irqs with the GPIO-out pins of the device
 564  * whose path is specified by @string.
 565  */
 566 static inline void irq_intercept_out(const char *string)
 567 {
 568     qtest_irq_intercept_out(global_qtest, string);
 569 }
 570
 571 /**
 572  * outb:
 573  * @addr: I/O port to write to.
 574  * @value: Value being written.
 575  *
 576  * Write an 8-bit value to an I/O port.
 577  */
 578 static inline void outb(uint16_t addr, uint8_t value)
 579 {
 580     qtest_outb(global_qtest, addr, value);
 581 }
 582
 583 /**
 584  * outw:
 585  * @addr: I/O port to write to.
 586  * @value: Value being written.
 587  *
 588  * Write a 16-bit value to an I/O port.
 589  */
 590 static inline void outw(uint16_t addr, uint16_t value)
 591 {
 592     qtest_outw(global_qtest, addr, value);
 593 }
 594
 595 /**
 596  * outl:
 597  * @addr: I/O port to write to.
 598  * @value: Value being written.
 599  *
 600  * Write a 32-bit value to an I/O port.
 601  */
 602 static inline void outl(uint16_t addr, uint32_t value)
 603 {
 604     qtest_outl(global_qtest, addr, value);
 605 }
 606
 607 /**
 608  * inb:
 609  * @addr: I/O port to read from.
 610  *
 611  * Reads an 8-bit value from an I/O port.
 612  *
 613  * Returns: Value read.
 614  */
 615 static inline uint8_t inb(uint16_t addr)
 616 {
 617     return qtest_inb(global_qtest, addr);
 618 }
 619
 620 /**
 621  * inw:
 622  * @addr: I/O port to read from.
 623  *
 624  * Reads a 16-bit value from an I/O port.
 625  *
 626  * Returns: Value read.
 627  */
 628 static inline uint16_t inw(uint16_t addr)
 629 {
 630     return qtest_inw(global_qtest, addr);
 631 }
 632
 633 /**
 634  * inl:
 635  * @addr: I/O port to read from.
 636  *
 637  * Reads a 32-bit value from an I/O port.
 638  *
 639  * Returns: Value read.
 640  */
 641 static inline uint32_t inl(uint16_t addr)
 642 {
 643     return qtest_inl(global_qtest, addr);
 644 }
 645
 646 /**
 647  * writeb:
 648  * @addr: Guest address to write to.
 649  * @value: Value being written.
 650  *
 651  * Writes an 8-bit value to guest memory.
 652  */
 653 static inline void writeb(uint64_t addr, uint8_t value)
 654 {
 655     qtest_writeb(global_qtest, addr, value);
 656 }
 657
 658 /**
 659  * writew:
 660  * @addr: Guest address to write to.
 661  * @value: Value being written.
 662  *
 663  * Writes a 16-bit value to guest memory.
 664  */
 665 static inline void writew(uint64_t addr, uint16_t value)
 666 {
 667     qtest_writew(global_qtest, addr, value);
 668 }
 669
 670 /**
 671  * writel:
 672  * @addr: Guest address to write to.
 673  * @value: Value being written.
 674  *
 675  * Writes a 32-bit value to guest memory.
 676  */
 677 static inline void writel(uint64_t addr, uint32_t value)
 678 {
 679     qtest_writel(global_qtest, addr, value);
 680 }
 681
 682 /**
 683  * writeq:
 684  * @addr: Guest address to write to.
 685  * @value: Value being written.
 686  *
 687  * Writes a 64-bit value to guest memory.
 688  */
 689 static inline void writeq(uint64_t addr, uint64_t value)
 690 {
 691     qtest_writeq(global_qtest, addr, value);
 692 }
 693
 694 /**
 695  * readb:
 696  * @addr: Guest address to read from.
 697  *
 698  * Reads an 8-bit value from guest memory.
 699  *
 700  * Returns: Value read.
 701  */
 702 static inline uint8_t readb(uint64_t addr)
 703 {
 704     return qtest_readb(global_qtest, addr);
 705 }
 706
 707 /**
 708  * readw:
 709  * @addr: Guest address to read from.
 710  *
 711  * Reads a 16-bit value from guest memory.
 712  *
 713  * Returns: Value read.
 714  */
 715 static inline uint16_t readw(uint64_t addr)
 716 {
 717     return qtest_readw(global_qtest, addr);
 718 }
 719
 720 /**
 721  * readl:
 722  * @addr: Guest address to read from.
 723  *
 724  * Reads a 32-bit value from guest memory.
 725  *
 726  * Returns: Value read.
 727  */
 728 static inline uint32_t readl(uint64_t addr)
 729 {
 730     return qtest_readl(global_qtest, addr);
 731 }
 732
 733 /**
 734  * readq:
 735  * @addr: Guest address to read from.
 736  *
 737  * Reads a 64-bit value from guest memory.
 738  *
 739  * Returns: Value read.
 740  */
 741 static inline uint64_t readq(uint64_t addr)
 742 {
 743     return qtest_readq(global_qtest, addr);
 744 }
 745
 746 /**
 747  * memread:
 748  * @addr: Guest address to read from.
 749  * @data: Pointer to where memory contents will be stored.
 750  * @size: Number of bytes to read.
 751  *
 752  * Read guest memory into a buffer.
 753  */
 754 static inline void memread(uint64_t addr, void *data, size_t size)
 755 {
 756     qtest_memread(global_qtest, addr, data, size);
 757 }
 758
 759 /**
 760  * bufread:
 761  * @addr: Guest address to read from.
 762  * @data: Pointer to where memory contents will be stored.
 763  * @size: Number of bytes to read.
 764  *
 765  * Read guest memory into a buffer, receive using a base64 encoding.
 766  */
 767 static inline void bufread(uint64_t addr, void *data, size_t size)
 768 {
 769     qtest_bufread(global_qtest, addr, data, size);
 770 }
 771
 772 /**
 773  * memwrite:
 774  * @addr: Guest address to write to.
 775  * @data: Pointer to the bytes that will be written to guest memory.
 776  * @size: Number of bytes to write.
 777  *
 778  * Write a buffer to guest memory.
 779  */
 780 static inline void memwrite(uint64_t addr, const void *data, size_t size)
 781 {
 782     qtest_memwrite(global_qtest, addr, data, size);
 783 }
 784
 785 /**
 786  * bufwrite:
 787  * @addr: Guest address to write to.
 788  * @data: Pointer to the bytes that will be written to guest memory.
 789  * @size: Number of bytes to write.
 790  *
 791  * Write a buffer to guest memory, transmit using a base64 encoding.
 792  */
 793 static inline void bufwrite(uint64_t addr, const void *data, size_t size)
 794 {
 795     qtest_bufwrite(global_qtest, addr, data, size);
 796 }
 797
 798 /**
 799  * qmemset:
 800  * @addr: Guest address to write to.
 801  * @patt: Byte pattern to fill the guest memory region with.
 802  * @size: Number of bytes to write.
 803  *
 804  * Write a pattern to guest memory.
 805  */
 806 static inline void qmemset(uint64_t addr, uint8_t patt, size_t size)
 807 {
 808     qtest_memset(global_qtest, addr, patt, size);
 809 }
 810
 811 /**
 812  * clock_step_next:
 813  *
 814  * Advance the QEMU_CLOCK_VIRTUAL to the next deadline.
 815  *
 816  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 817  */
 818 static inline int64_t clock_step_next(void)
 819 {
 820     return qtest_clock_step_next(global_qtest);
 821 }
 822
 823 /**
 824  * clock_step:
 825  * @step: Number of nanoseconds to advance the clock by.
 826  *
 827  * Advance the QEMU_CLOCK_VIRTUAL by @step nanoseconds.
 828  *
 829  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 830  */
 831 static inline int64_t clock_step(int64_t step)
 832 {
 833     return qtest_clock_step(global_qtest, step);
 834 }
 835
 836 /**
 837  * clock_set:
 838  * @val: Nanoseconds value to advance the clock to.
 839  *
 840  * Advance the QEMU_CLOCK_VIRTUAL to @val nanoseconds since the VM was launched.
 841  *
 842  * Returns: The current value of the QEMU_CLOCK_VIRTUAL in nanoseconds.
 843  */
 844 static inline int64_t clock_set(int64_t val)
 845 {
 846     return qtest_clock_set(global_qtest, val);
 847 }
 848
 849 /**
 850  * qtest_big_endian:
 851  *
 852  * Returns: True if the architecture under test has a big endian configuration.
 853  */
 854 bool qtest_big_endian(void);
 855
 856
 857 QDict *qmp_fd_receive(int fd);
 858 void qmp_fd_sendv(int fd, const char *fmt, va_list ap);
 859 void qmp_fd_send(int fd, const char *fmt, ...);
 860 QDict *qmp_fdv(int fd, const char *fmt, va_list ap);
 861 QDict *qmp_fd(int fd, const char *fmt, ...);
 862
 863 #endif