qemu-common.h revision a6775c752a2af7a51b431367e284f3ac619e48f3
1f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 2f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner/* Common header file that is included by all of QEMU. 3f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * 4f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * This file is supposed to be included only by .c files. No header file should 5f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * depend on qemu-common.h, as this would easily lead to circular header 6f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * dependencies. 7f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * 8f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * If a header file uses a definition from qemu-common.h, that definition 9f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * must be moved to a separate header file, and the header that uses it 10f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner * must include that header. 11f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner */ 128b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef QEMU_COMMON_H 138b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define QEMU_COMMON_H 148b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 15f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#include "qemu/compiler.h" 166a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#include "config-host.h" 176a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner 18f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) || defined(__ia64__) 19f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define WORDS_ALIGNED 206a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#endif 216a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner 22f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR) 23f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 246a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner 256a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnertypedef struct QEMUTimer QEMUTimer; 266a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnertypedef struct QEMUFile QEMUFile; 276a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnertypedef struct QEMUBH QEMUBH; 286a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnertypedef struct DeviceState DeviceState; 295d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerstruct Monitor; 3145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnertypedef struct Monitor Monitor; 325d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 338b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* we put basic includes here to avoid repeating them in device drivers */ 348b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdlib.h> 358b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdio.h> 368b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdarg.h> 376a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#include <stdbool.h> 388b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <string.h> 395d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#include <strings.h> 408b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <inttypes.h> 418b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <limits.h> 428b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <time.h> 438b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <ctype.h> 448b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <errno.h> 458b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <unistd.h> 468b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <fcntl.h> 478b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <sys/stat.h> 4845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#include <sys/time.h> 495d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#include <assert.h> 50f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#include <signal.h> 51aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner#include <glib.h> 52aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner 5345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifdef _WIN32 54057b0f638014d1cb6764aab945b98197329f745eDavid 'Digit' Turner#include "sysemu/os-win32.h" 5545c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 5645c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 5745c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifdef CONFIG_POSIX 58057b0f638014d1cb6764aab945b98197329f745eDavid 'Digit' Turner#include "sysemu/os-posix.h" 5945c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 6045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 618b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef O_LARGEFILE 628b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define O_LARGEFILE 0 638b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 648b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef O_BINARY 658b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define O_BINARY 0 668b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 67d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#ifndef MAP_ANONYMOUS 68d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#define MAP_ANONYMOUS MAP_ANON 69d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 708b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef ENOMEDIUM 718b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define ENOMEDIUM ENODEV 728b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 73d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#if !defined(ENOTSUP) 74d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#define ENOTSUP 4096 75d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 76f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(ECANCELED) 77f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define ECANCELED 4097 78f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 79f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(EMEDIUMTYPE) 80f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define EMEDIUMTYPE 4098 81f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 8245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifndef TIME_MAX 8345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define TIME_MAX LONG_MAX 8445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 858b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 863d66dc7c08acb3802bf803abca68ac5fb36582b4David 'Digit' Turner#ifndef CONFIG_IOVEC 873d66dc7c08acb3802bf803abca68ac5fb36582b4David 'Digit' Turner#define CONFIG_IOVEC 885d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnerstruct iovec { 895d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner void *iov_base; 905d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner size_t iov_len; 915d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner}; 92d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner/* 93d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner * Use the same value as Linux for now. 94d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner */ 95d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#define IOV_MAX 1024 965d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#else 975d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#include <sys/uio.h> 985d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#endif 995d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 10045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnertypedef int (*fprintf_function)(FILE *f, const char *fmt, ...) 10145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner GCC_FMT_ATTR(2, 3); 10245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 1038b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifdef _WIN32 1048b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define fsync _commit 105f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(lseek) 106f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner# define lseek _lseeki64 107f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 10845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint qemu_ftruncate64(int, int64_t); 109f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(ftruncate) 110f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner# define ftruncate qemu_ftruncate64 111f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 1128b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1138b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectstatic inline char *realpath(const char *path, char *resolved_path) 1148b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project{ 1158b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project _fullpath(resolved_path, path, _MAX_PATH); 1168b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project return resolved_path; 1178b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project} 1188b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1198b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define PRId64 "I64d" 1208b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define PRIx64 "I64x" 1218b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define PRIu64 "I64u" 1228b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define PRIo64 "I64o" 1238b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 1248b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1258b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* FIXME: Remove NEED_CPU_H. */ 1268b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef NEED_CPU_H 1278b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1288b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <setjmp.h> 129845691383dd6a0ff71acf7aee0736adba350f6a9David 'Digit' Turner#include "qemu/osdep.h" 1306e9d1d4fc96a32fbac14d3e489cce32f5c69ade1David 'Digit' Turner#include "qemu/bswap.h" 1318b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1328b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#else 1338b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1348b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include "cpu.h" 1358b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1368b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif /* !defined(NEED_CPU_H) */ 1378b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1388b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* bottom halves */ 1398b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void QEMUBHFunc(void *opaque); 1408b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 141d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid async_context_push(void); 142d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid async_context_pop(void); 143d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint get_async_context_id(void); 144d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 1458b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source ProjectQEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque); 1468b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_schedule(QEMUBH *bh); 1475d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Bottom halfs that are scheduled from a bottom half handler are instantly 1485d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * invoked. This can create an infinite loop if a bottom half handler 1495d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by 1505d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * ensuring that the bottom half isn't executed until the next main loop 1515d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * iteration. 1525d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner */ 1535d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_bh_schedule_idle(QEMUBH *bh); 1548b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_cancel(QEMUBH *bh); 1558b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_delete(QEMUBH *bh); 1568b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint qemu_bh_poll(void); 157d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_bh_update_timeout(int *timeout); 1588b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1598b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_get_timedate(struct tm *tm, int offset); 1608b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint qemu_timedate_diff(struct tm *tm); 1618b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 162a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/** 163a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * is_help_option: 164a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * @s: string to test 165a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * 166a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Check whether @s is one of the standard strings which indicate 167a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * that the user is asking for a list of the valid values for a 168a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * command option like -cpu or -M. The current accepted strings 169a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * are 'help' and '?'. '?' is deprecated (it is a shell wildcard 170a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * which makes it annoying to use in a reliable way) but provided 171a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * for backwards compatibility. 172a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * 173a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Returns: true if @s is a request for a list. 174a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 175a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool is_help_option(const char *s) 176a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 177a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return !strcmp(s, "?") || !strcmp(s, "help"); 178a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 179a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 1808b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* cutils.c */ 1818b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid pstrcpy(char *buf, int buf_size, const char *str); 182a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnervoid strpadcpy(char *buf, int buf_size, const char *str, char pad); 1838b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectchar *pstrcat(char *buf, int buf_size, const char *s); 1848b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint strstart(const char *str, const char *val, const char **ptr); 1858b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint stristart(const char *str, const char *val, const char **ptr); 186fd3b1a0e32964436a5259e073857e0c4e2110122David 'Digit' Turnerint qemu_strnlen(const char *s, int max_len); 187a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerchar *qemu_strsep(char **input, const char *delim); 1888b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttime_t mktimegm(struct tm *tm); 1895d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnerint qemu_fls(int i); 190fd3b1a0e32964436a5259e073857e0c4e2110122David 'Digit' Turnerint qemu_fdatasync(int fd); 1916a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnerint fcntl_setfl(int fd, int flag); 192a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint qemu_parse_fd(const char *param); 193a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 194a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_uint(const char *s, unsigned long long *value, char **endptr, 195a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner int base); 196a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_uint_full(const char *s, unsigned long long *value, int base); 1975d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 19845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner/* 19945c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * strtosz() suffixes used to specify the default treatment of an 20045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * argument passed to strtosz() without an explicit suffix. 20145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * These should be defined using upper case characters in the range 20245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * A-Z, as strtosz() will use qemu_toupper() on the given argument 20345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * prior to comparison. 20445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner */ 205f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STRTOSZ_DEFSUFFIX_EB 'E' 206f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STRTOSZ_DEFSUFFIX_PB 'P' 20745c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_TB 'T' 20845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_GB 'G' 20945c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_MB 'M' 21045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_KB 'K' 21145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_B 'B' 21245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint64_t strtosz(const char *nptr, char **end); 21345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix); 214a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint64_t strtosz_suffix_unit(const char *nptr, char **end, 215a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner const char default_suffix, int64_t unit); 21645c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 217f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner/* used to print char* safely */ 218f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STR_OR_NULL(str) ((str) ? (str) : "null") 219f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 220b91980562344f6a3b719bfe4be007fa9406e585fDavid Turner/* path.c */ 221b91980562344f6a3b719bfe4be007fa9406e585fDavid Turnervoid init_paths(const char *prefix); 222b91980562344f6a3b719bfe4be007fa9406e585fDavid Turnerconst char *path(const char *pathname); 223b91980562344f6a3b719bfe4be007fa9406e585fDavid Turner 2245d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isalnum(c) isalnum((unsigned char)(c)) 2255d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isalpha(c) isalpha((unsigned char)(c)) 2265d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_iscntrl(c) iscntrl((unsigned char)(c)) 2275d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isdigit(c) isdigit((unsigned char)(c)) 2285d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isgraph(c) isgraph((unsigned char)(c)) 2295d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_islower(c) islower((unsigned char)(c)) 2305d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isprint(c) isprint((unsigned char)(c)) 2315d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_ispunct(c) ispunct((unsigned char)(c)) 2325d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isspace(c) isspace((unsigned char)(c)) 2335d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isupper(c) isupper((unsigned char)(c)) 2345d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isxdigit(c) isxdigit((unsigned char)(c)) 2355d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_tolower(c) tolower((unsigned char)(c)) 2365d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_toupper(c) toupper((unsigned char)(c)) 2375d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isascii(c) isascii((unsigned char)(c)) 2385d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_toascii(c) toascii((unsigned char)(c)) 2398b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 24045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifdef _WIN32 24145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner/* ffs() in oslib-win32.c for WIN32, strings.h for the rest of the world */ 24245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint ffs(int i); 24345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 24445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 245d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_mutex_lock_iothread(void); 246d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_mutex_unlock_iothread(void); 247d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 248d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_open(const char *name, int flags, ...); 249d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerssize_t qemu_write_full(int fd, const void *buf, size_t count) 250d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner QEMU_WARN_UNUSED_RESULT; 251d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_set_cloexec(int fd); 252d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 253d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#ifndef _WIN32 2548354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnerint qemu_add_child_watch(pid_t pid); 255d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_eventfd(int pipefd[2]); 256d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_pipe(int pipefd[2]); 257d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 258d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 2598b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid *get_mmap_addr(unsigned long size); 2608b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2618b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2628b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* Error handling. */ 2638b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 26445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnervoid QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2); 2658b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2668b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* IO callbacks. */ 2678b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); 2684143d8f4c302878923bde0cb2420f4ca27245bcdDavid Turnertypedef int IOCanReadHandler(void *opaque); 2698b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void IOHandler(void *opaque); 2708b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2718354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnervoid qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set *xfds); 2728354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnervoid qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int rc); 2738354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turner 2748b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectstruct ParallelIOArg { 2758b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project void *buffer; 2768b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project int count; 2778b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project}; 2788b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2798b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); 2808b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2818b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* A load of opaque types so that device init declarations don't have to 2828b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project pull in all the real definitions. */ 2838b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct NICInfo NICInfo; 2845d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct HCIInfo HCIInfo; 2858b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct AudioState AudioState; 2868b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct BlockDriverState BlockDriverState; 287d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct DriveInfo DriveInfo; 2888b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct DisplayState DisplayState; 2895d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct DisplayChangeListener DisplayChangeListener; 2905d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct DisplaySurface DisplaySurface; 2915d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct DisplayAllocator DisplayAllocator; 2925d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct PixelFormat PixelFormat; 2938b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct TextConsole TextConsole; 2948b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef TextConsole QEMUConsole; 2958b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct CharDriverState CharDriverState; 296d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct MACAddr MACAddr; 2978b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct VLANState VLANState; 298d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct VLANClientState VLANClientState; 2998b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct i2c_bus i2c_bus; 3008b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct i2c_slave i2c_slave; 3018b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct SMBusDevice SMBusDevice; 302d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct PCIHostState PCIHostState; 303d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct PCIExpressHost PCIExpressHost; 3048b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct PCIBus PCIBus; 3058b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct PCIDevice PCIDevice; 3068b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct SerialState SerialState; 3078b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef struct IRQState *qemu_irq; 3085d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct PCMCIACardState PCMCIACardState; 3095d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct MouseTransformInfo MouseTransformInfo; 3105d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct uWireSlave uWireSlave; 3115d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct I2SCodec I2SCodec; 3125d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct SSIBus SSIBus; 313d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct EventNotifier EventNotifier; 314d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef struct VirtIODevice VirtIODevice; 315d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 316d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef uint64_t pcibus_t; 317d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 318d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef enum { 319d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_NONE, 320d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN, 321d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_COUNT 322d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} BlockInterfaceType; 323d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 324f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnertypedef enum LostTickPolicy { 325f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_DISCARD, 326f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_DELAY, 327f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_MERGE, 328f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_SLEW, 329f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_MAX 330f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner} LostTickPolicy; 331f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 332f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnertypedef struct PCIHostDeviceAddress { 333f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int domain; 334f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int bus; 335f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int slot; 336f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int function; 337f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner} PCIHostDeviceAddress; 338f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 339f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 340d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid cpu_exec_init_all(unsigned long tb_size); 3418b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 3428b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* CPU save/load. */ 3438b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid cpu_save(QEMUFile *f, void *opaque); 3448b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint cpu_load(QEMUFile *f, void *opaque, int version_id); 3458b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 3465d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Force QEMU to stop what it's doing and service IO */ 3475d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_service_io(void); 3485d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3495d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Force QEMU to process pending events */ 3505d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_notify_event(void); 3515d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3525d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Unblock cpu */ 3535d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_cpu_kick(void *env); 3545d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnerint qemu_cpu_self(void *env); 3555d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 356d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner/* work queue */ 357d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstruct qemu_work_item { 358d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner struct qemu_work_item *next; 359d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner void (*func)(void *data); 360d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner void *data; 361d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner int done; 362d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner}; 363d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 3645d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#ifdef CONFIG_USER_ONLY 3655d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_init_vcpu(env) do { } while (0) 3665d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#else 3675d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_init_vcpu(void *env); 3685d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#endif 3695d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3705d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct QEMUIOVector { 3715d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner struct iovec *iov; 3725d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner int niov; 3735d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner int nalloc; 3745d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner size_t size; 3755d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner} QEMUIOVector; 3765d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3775d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); 3785d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); 3795d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); 380795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turnervoid qemu_iovec_copy(QEMUIOVector *dst, QEMUIOVector *src, uint64_t skip, 381795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner size_t size); 382d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size); 3835d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_destroy(QEMUIOVector *qiov); 3845d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_reset(QEMUIOVector *qiov); 3855d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); 3865d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); 387795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turnervoid qemu_iovec_memset(QEMUIOVector *qiov, int c, size_t count); 388795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turnervoid qemu_iovec_memset_skip(QEMUIOVector *qiov, int c, size_t count, 389795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner size_t skip); 3905d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 391a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerbool buffer_is_zero(const void *buf, size_t len); 392a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 393f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define QEMU_FILE_TYPE_BIOS 0 394f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define QEMU_FILE_TYPE_KEYMAP 1 395f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnerchar *qemu_find_file(int type, const char *name); 396f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 397c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turner/* OS specific functions */ 398c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_setup_early_signal_handling(void); 399c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnerchar *os_find_datadir(const char *argv0); 400c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_parse_cmd_args(int index, const char *optarg); 401c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_pidfile_error(void); 402c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turner 403d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner/* Convert a byte between binary and BCD. */ 404d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstatic inline uint8_t to_bcd(uint8_t val) 405d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner{ 406d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner return ((val / 10) << 4) | (val % 10); 407d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} 408d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 409d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstatic inline uint8_t from_bcd(uint8_t val) 410d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner{ 411d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner return ((val >> 4) * 10) + (val & 0x0f); 412d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} 413d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 414795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner/* compute with 96 bit intermediate result: (a*b)/c */ 415795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turnerstatic inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) 416795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner{ 417795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner union { 418795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint64_t ll; 419795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner struct { 420795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#ifdef HOST_WORDS_BIGENDIAN 421795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint32_t high, low; 422795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#else 423795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint32_t low, high; 424795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#endif 425795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner } l; 426795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner } u, res; 427795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint64_t rl, rh; 428795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner 429795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner u.ll = a; 430795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rl = (uint64_t)u.l.low * (uint64_t)b; 431795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rh = (uint64_t)u.l.high * (uint64_t)b; 432795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rh += (rl >> 32); 433795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner res.l.high = rh / c; 434795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; 435795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner return res.ll; 436795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner} 437795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner 438a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* Round number down to multiple */ 439a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define QEMU_ALIGN_DOWN(n, m) ((n) / (m) * (m)) 440a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 441a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* Round number up to multiple */ 442a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m)) 443a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 444a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool is_power_of_2(uint64_t value) 445a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 446a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner if (!value) { 447a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return 0; 448a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner } 449a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 450a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return !(value & (value - 1)); 451a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 452a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 453a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* round down to the nearest power of 2*/ 454a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint64_t pow2floor(int64_t value); 455a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 456e90d665cd63a0bc5c3306e1ee3e98ad362546b16David 'Digit' Turner#include "qemu/module.h" 4575d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 45810bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine/* 459a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Implementation of ULEB128 (http://en.wikipedia.org/wiki/LEB128) 460a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Input is limited to 14-bit numbers 461a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 462a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 463a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint uleb128_encode_small(uint8_t *out, uint32_t n); 464a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint uleb128_decode_small(const uint8_t *in, uint32_t *n); 465a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 466a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 467a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* 46810bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * A fixer for timeout value passed to select() on Mac. The issue is that Mac's 46910bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * version of select() will return EINVAL on timeouts larger than 100000000 47010bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * seconds, even though it should have just clamped it. So, for Mac we should 47110bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * make sure that timeout value is bound to 100000000 seconds before passing it 47210bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * to select(). 47310bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine */ 47410bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#if _DARWIN_C_SOURCE 47510bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#define CLAMP_MAC_TIMEOUT(to) do { if (to > 100000000000LL) to = 100000000000LL; } while (0) 47610bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#else 47710bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#define CLAMP_MAC_TIMEOUT(to) ((void)0) 47810bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#endif // _DARWIN_C_SOURCE 47910bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine 4800b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#if defined(__clang__) || defined(__llvm__) 4810b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh/* Clang and llvm-gcc don't support global register variable (GRV). 4820b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh Clang issues compile-time error for GRV. llvm-gcc accepts GRV (because 4830b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh its front-end is gcc) but ignores it in the llvm-based back-end. 4840b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh Undefining GRV decl to allow external/qemu and the rest of Android 4850b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh to compile. But emulator built w/o GRV support will not function 4860b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh correctly. User will be greeted with an error message (issued 4870b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh in tcg/tcg.c) when emulator built this way is launched. 4880b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh */ 4890b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define SUPPORT_GLOBAL_REGISTER_VARIABLE 0 4900b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define GLOBAL_REGISTER_VARIABLE_DECL 4910b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#else 4920b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define SUPPORT_GLOBAL_REGISTER_VARIABLE 1 4930b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define GLOBAL_REGISTER_VARIABLE_DECL register 4940b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#endif /* __clang__ || __llvm__ */ 4950b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh 496a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* vector definitions */ 497a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#ifdef __ALTIVEC__ 498a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#include <altivec.h> 499a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* The altivec.h header says we're allowed to undef these for 500a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * C++ compatibility. Here we don't care about C++, but we 501a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * undef them anyway to avoid namespace pollution. 502a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 503a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef vector 504a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef pixel 505a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef bool 506a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE __vector unsigned char 507a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) vec_splat(vec_ld(0, p), 0) 508a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) vec_all_eq(v1, v2) 509a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* altivec.h may redefine the bool macro as vector type. 510a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Reset it to POSIX semantics. */ 511a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define bool _Bool 512a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#elif defined __SSE2__ 513a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#include <emmintrin.h> 514a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE __m128i 515a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) _mm_set1_epi8(*(p)) 516a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF) 517a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#else 518a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE unsigned long 519a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) (*(p) * (~0UL / 255)) 520a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) ((v1) == (v2)) 521a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#endif 522a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 523a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR 8 524a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool 525a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnercan_use_buffer_find_nonzero_offset(const void *buf, size_t len) 526a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 527a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return (len % (BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR 528a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * sizeof(VECTYPE)) == 0 529a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner && ((uintptr_t) buf) % sizeof(VECTYPE) == 0); 530a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 531a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnersize_t buffer_find_nonzero_offset(const void *buf, size_t len); 532a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 533a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* 534a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * helper to parse debug environment variables 535a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 536a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_debug_env(const char *name, int max, int initial); 537a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 5388b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 539