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 157891dd35fa2439a70f43ab8572778a398365bf24David 'Digit' Turner#include <inttypes.h> 169b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner#include <setjmp.h> 179b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner 18f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#include "qemu/compiler.h" 196a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#include "config-host.h" 201befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner#include "qemu/typedefs.h" 219b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner#include "qemu/osdep.h" 229b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner#include "qemu/bswap.h" 239b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner 246a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner 25f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) || defined(__ia64__) 26f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define WORDS_ALIGNED 276a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#endif 286a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner 29f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR) 30f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 318b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* we put basic includes here to avoid repeating them in device drivers */ 328b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdlib.h> 338b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdio.h> 348b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <stdarg.h> 356a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turner#include <stdbool.h> 368b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <string.h> 375d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#include <strings.h> 388b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <inttypes.h> 398b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <limits.h> 408b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <time.h> 418b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <ctype.h> 428b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <errno.h> 438b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <unistd.h> 448b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <fcntl.h> 458b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#include <sys/stat.h> 4645c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#include <sys/time.h> 475d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#include <assert.h> 48f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#include <signal.h> 49aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner#include <glib.h> 50aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner 5145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifdef _WIN32 52057b0f638014d1cb6764aab945b98197329f745eDavid 'Digit' Turner#include "sysemu/os-win32.h" 5345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 5445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 5545c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifdef CONFIG_POSIX 56057b0f638014d1cb6764aab945b98197329f745eDavid 'Digit' Turner#include "sysemu/os-posix.h" 5745c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 5845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 598b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef O_LARGEFILE 608b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define O_LARGEFILE 0 618b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 628b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef O_BINARY 638b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define O_BINARY 0 648b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 65d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#ifndef MAP_ANONYMOUS 66d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#define MAP_ANONYMOUS MAP_ANON 67d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 688b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifndef ENOMEDIUM 698b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define ENOMEDIUM ENODEV 708b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 71d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#if !defined(ENOTSUP) 72d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#define ENOTSUP 4096 73d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 74f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(ECANCELED) 75f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define ECANCELED 4097 76f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 77f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(EMEDIUMTYPE) 78f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define EMEDIUMTYPE 4098 79f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 8045c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#ifndef TIME_MAX 8145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define TIME_MAX LONG_MAX 8245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#endif 838b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 8448fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner/* HOST_LONG_BITS is the size of a native pointer in bits. */ 8548fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner#if UINTPTR_MAX == UINT32_MAX 8648fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner# define HOST_LONG_BITS 32 8748fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner#elif UINTPTR_MAX == UINT64_MAX 8848fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner# define HOST_LONG_BITS 64 8948fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner#else 9048fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner# error Unknown pointer size 9148fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner#endif 9248fbbc097293db01bdfb3be6511a8a40451b4db0David 'Digit' Turner 9345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnertypedef int (*fprintf_function)(FILE *f, const char *fmt, ...) 9445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner GCC_FMT_ATTR(2, 3); 9545c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 968b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#ifdef _WIN32 978b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#define fsync _commit 98f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(lseek) 99f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner# define lseek _lseeki64 100f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 10145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint qemu_ftruncate64(int, int64_t); 102f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#if !defined(ftruncate) 103f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner# define ftruncate qemu_ftruncate64 104f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#endif 1058b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1068b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectstatic inline char *realpath(const char *path, char *resolved_path) 1078b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project{ 1088b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project _fullpath(resolved_path, path, _MAX_PATH); 1098b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project return resolved_path; 1108b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project} 1117891dd35fa2439a70f43ab8572778a398365bf24David 'Digit' Turner#endif /* _WIN32 */ 1128b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1138b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* bottom halves */ 1148b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void QEMUBHFunc(void *opaque); 1158b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 116d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid async_context_push(void); 117d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid async_context_pop(void); 118d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint get_async_context_id(void); 119d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 1208b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source ProjectQEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque); 1218b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_schedule(QEMUBH *bh); 1225d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Bottom halfs that are scheduled from a bottom half handler are instantly 1235d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * invoked. This can create an infinite loop if a bottom half handler 1245d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by 1255d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * ensuring that the bottom half isn't executed until the next main loop 1265d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner * iteration. 1275d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner */ 1285d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_bh_schedule_idle(QEMUBH *bh); 1298b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_cancel(QEMUBH *bh); 1308b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_bh_delete(QEMUBH *bh); 1318b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint qemu_bh_poll(void); 132d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_bh_update_timeout(int *timeout); 1338b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 1348b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid qemu_get_timedate(struct tm *tm, int offset); 1358b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint qemu_timedate_diff(struct tm *tm); 1368b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 137a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/** 138a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * is_help_option: 139a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * @s: string to test 140a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * 141a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Check whether @s is one of the standard strings which indicate 142a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * that the user is asking for a list of the valid values for a 143a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * command option like -cpu or -M. The current accepted strings 144a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * are 'help' and '?'. '?' is deprecated (it is a shell wildcard 145a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * which makes it annoying to use in a reliable way) but provided 146a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * for backwards compatibility. 147a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * 148a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Returns: true if @s is a request for a list. 149a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 150a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool is_help_option(const char *s) 151a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 152a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return !strcmp(s, "?") || !strcmp(s, "help"); 153a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 154a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 1558b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* cutils.c */ 1568b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid pstrcpy(char *buf, int buf_size, const char *str); 157a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnervoid strpadcpy(char *buf, int buf_size, const char *str, char pad); 1588b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectchar *pstrcat(char *buf, int buf_size, const char *s); 1598b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint strstart(const char *str, const char *val, const char **ptr); 1608b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint stristart(const char *str, const char *val, const char **ptr); 161fd3b1a0e32964436a5259e073857e0c4e2110122David 'Digit' Turnerint qemu_strnlen(const char *s, int max_len); 162a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerchar *qemu_strsep(char **input, const char *delim); 1638b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttime_t mktimegm(struct tm *tm); 1645d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnerint qemu_fls(int i); 165fd3b1a0e32964436a5259e073857e0c4e2110122David 'Digit' Turnerint qemu_fdatasync(int fd); 1666a9ef1773bf874dea493ff3861782a1e577b67ddDavid Turnerint fcntl_setfl(int fd, int flag); 167a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint qemu_parse_fd(const char *param); 168a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 169a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_uint(const char *s, unsigned long long *value, char **endptr, 170a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner int base); 171a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_uint_full(const char *s, unsigned long long *value, int base); 1725d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 17345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner/* 17445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * strtosz() suffixes used to specify the default treatment of an 17545c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * argument passed to strtosz() without an explicit suffix. 17645c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * These should be defined using upper case characters in the range 17745c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * A-Z, as strtosz() will use qemu_toupper() on the given argument 17845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner * prior to comparison. 17945c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner */ 180f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STRTOSZ_DEFSUFFIX_EB 'E' 181f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STRTOSZ_DEFSUFFIX_PB 'P' 18245c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_TB 'T' 18345c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_GB 'G' 18445c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_MB 'M' 18545c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_KB 'K' 18645c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner#define STRTOSZ_DEFSUFFIX_B 'B' 18745c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint64_t strtosz(const char *nptr, char **end); 18845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnerint64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix); 189a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint64_t strtosz_suffix_unit(const char *nptr, char **end, 190a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner const char default_suffix, int64_t unit); 19145c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turner 192f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner/* used to print char* safely */ 193f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define STR_OR_NULL(str) ((str) ? (str) : "null") 194f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 195b91980562344f6a3b719bfe4be007fa9406e585fDavid Turner/* path.c */ 196b91980562344f6a3b719bfe4be007fa9406e585fDavid Turnervoid init_paths(const char *prefix); 197b91980562344f6a3b719bfe4be007fa9406e585fDavid Turnerconst char *path(const char *pathname); 198b91980562344f6a3b719bfe4be007fa9406e585fDavid Turner 1995d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isalnum(c) isalnum((unsigned char)(c)) 2005d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isalpha(c) isalpha((unsigned char)(c)) 2015d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_iscntrl(c) iscntrl((unsigned char)(c)) 2025d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isdigit(c) isdigit((unsigned char)(c)) 2035d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isgraph(c) isgraph((unsigned char)(c)) 2045d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_islower(c) islower((unsigned char)(c)) 2055d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isprint(c) isprint((unsigned char)(c)) 2065d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_ispunct(c) ispunct((unsigned char)(c)) 2075d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isspace(c) isspace((unsigned char)(c)) 2085d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isupper(c) isupper((unsigned char)(c)) 2095d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isxdigit(c) isxdigit((unsigned char)(c)) 2105d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_tolower(c) tolower((unsigned char)(c)) 2115d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_toupper(c) toupper((unsigned char)(c)) 2125d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_isascii(c) isascii((unsigned char)(c)) 2135d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner#define qemu_toascii(c) toascii((unsigned char)(c)) 2148b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 215d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_mutex_lock_iothread(void); 216d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_mutex_unlock_iothread(void); 217d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 218d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_open(const char *name, int flags, ...); 219d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerssize_t qemu_write_full(int fd, const void *buf, size_t count) 220d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner QEMU_WARN_UNUSED_RESULT; 2216731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnerssize_t qemu_send_full(int fd, const void *buf, size_t count, int flags) 2226731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner QEMU_WARN_UNUSED_RESULT; 2236731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnerssize_t qemu_recv_full(int fd, void *buf, size_t count, int flags) 2246731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner QEMU_WARN_UNUSED_RESULT; 225d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid qemu_set_cloexec(int fd); 226d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 227d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#ifndef _WIN32 2288354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnerint qemu_add_child_watch(pid_t pid); 229d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_eventfd(int pipefd[2]); 230d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerint qemu_pipe(int pipefd[2]); 231d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner#endif 232d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 2336731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#ifdef CONFIG_ANDROID 2346731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnerint qemu_recv(int sock, void* buf, size_t len, int flags); 2356731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner 2366731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnerint qemu_getsockopt(int sockfd, int level, int optname, 2376731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner void* optval, size_t* optlen); 2386731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner 2396731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnerint qemu_setsockopt(int sockfd, int level, int optname, 2406731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner const void* optval, size_t optlen); 2416731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner 2426731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#else // !CONFIG_ANDROID 2436731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#ifdef _WIN32 2446731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner/* MinGW needs type casts for the 'buf' and 'optval' arguments. */ 2456731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_getsockopt(sockfd, level, optname, optval, optlen) \ 246e711ca0dbf7d0a55897aec0a0249f349fee37894David 'Digit' Turner getsockopt(sockfd, level, optname, (void *)optval, optlen) 2476731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_setsockopt(sockfd, level, optname, optval, optlen) \ 2486731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner setsockopt(sockfd, level, optname, (const void *)optval, optlen) 2496731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_recv(sockfd, buf, len, flags) recv(sockfd, (void *)buf, len, flags) 2506731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_sendto(sockfd, buf, len, flags, destaddr, addrlen) \ 2516731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner sendto(sockfd, (const void *)buf, len, flags, destaddr, addrlen) 2526731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#else 2536731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_getsockopt(sockfd, level, optname, optval, optlen) \ 2546731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner getsockopt(sockfd, level, optname, optval, optlen) 2556731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_setsockopt(sockfd, level, optname, optval, optlen) \ 2566731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner setsockopt(sockfd, level, optname, optval, optlen) 2576731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_recv(sockfd, buf, len, flags) recv(sockfd, buf, len, flags) 2586731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#define qemu_sendto(sockfd, buf, len, flags, destaddr, addrlen) \ 2596731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner sendto(sockfd, buf, len, flags, destaddr, addrlen) 2606731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#endif 2616731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner#endif // !CONFIG_ANDROID 2626731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner 2638b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid *get_mmap_addr(unsigned long size); 2648b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2658b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2668b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* Error handling. */ 2678b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 26845c3be00d4c1f85ba8bbf34827c024fbc636725fDavid 'Digit' Turnervoid QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2); 2698b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2708b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* IO callbacks. */ 2718b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); 2724143d8f4c302878923bde0cb2420f4ca27245bcdDavid Turnertypedef int IOCanReadHandler(void *opaque); 2738b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef void IOHandler(void *opaque); 2748b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2758354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnervoid qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set *xfds); 2768354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turnervoid qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int rc); 2778354d2d35fe4463816dcc52a96fa354940fdd38fDavid 'Digit' Turner 2788b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectstruct ParallelIOArg { 2798b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project void *buffer; 2808b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project int count; 2818b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project}; 2828b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 2838b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projecttypedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); 2848b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 285d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef uint64_t pcibus_t; 286d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 287d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnertypedef enum { 288d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_NONE, 289d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN, 290d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner IF_COUNT 291d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} BlockInterfaceType; 292d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 293f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnertypedef enum LostTickPolicy { 294f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_DISCARD, 295f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_DELAY, 296f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_MERGE, 297f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_SLEW, 298f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner LOST_TICK_MAX 299f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner} LostTickPolicy; 300f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 301f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnertypedef struct PCIHostDeviceAddress { 302f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int domain; 303f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int bus; 304f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int slot; 305f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner unsigned int function; 306f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner} PCIHostDeviceAddress; 307f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 308f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 309d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnervoid cpu_exec_init_all(unsigned long tb_size); 3108b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 3118b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project/* CPU save/load. */ 3128b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectvoid cpu_save(QEMUFile *f, void *opaque); 3138b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Projectint cpu_load(QEMUFile *f, void *opaque, int version_id); 3148b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project 3155d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner/* Force QEMU to process pending events */ 3165d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_notify_event(void); 3175d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 318d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner/* work queue */ 319d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstruct qemu_work_item { 320d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner struct qemu_work_item *next; 321d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner void (*func)(void *data); 322d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner void *data; 323d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner int done; 324d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner}; 325d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 3265d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnertypedef struct QEMUIOVector { 3275d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner struct iovec *iov; 3285d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner int niov; 3295d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner int nalloc; 3305d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner size_t size; 3315d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner} QEMUIOVector; 3325d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 3335d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); 3345d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); 3355d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); 3366731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnervoid qemu_iovec_concat(QEMUIOVector *dst, 3376731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner QEMUIOVector *src, size_t soffset, size_t sbytes); 3386731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnervoid qemu_iovec_concat_iov(QEMUIOVector *dst, 3396731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner struct iovec *src_iov, unsigned int src_cnt, 3406731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner size_t soffset, size_t sbytes); 3415d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_destroy(QEMUIOVector *qiov); 3425d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turnervoid qemu_iovec_reset(QEMUIOVector *qiov); 3436731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnersize_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset, 3446731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner void *buf, size_t bytes); 3456731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnersize_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset, 3466731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner const void *buf, size_t bytes); 3476731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turnersize_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset, 3486731cf52901064b55e19bae60ade2ccb5f69829cDavid 'Digit' Turner int fillc, size_t bytes); 3495d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 350a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerbool buffer_is_zero(const void *buf, size_t len); 351a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 352f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define QEMU_FILE_TYPE_BIOS 0 353f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner#define QEMU_FILE_TYPE_KEYMAP 1 354f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turnerchar *qemu_find_file(int type, const char *name); 355f6669d7bf05c4abb8f95862e82322ec4689251f4David 'Digit' Turner 356c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turner/* OS specific functions */ 357c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_setup_early_signal_handling(void); 358c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnerchar *os_find_datadir(const char *argv0); 359c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_parse_cmd_args(int index, const char *optarg); 360c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turnervoid os_pidfile_error(void); 361c1ac40a3f493bebe160a441faf36cc9b28b9f205David 'Digit' Turner 362d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner/* Convert a byte between binary and BCD. */ 363d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstatic inline uint8_t to_bcd(uint8_t val) 364d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner{ 365d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner return ((val / 10) << 4) | (val % 10); 366d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} 367d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 368d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turnerstatic inline uint8_t from_bcd(uint8_t val) 369d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner{ 370d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner return ((val >> 4) * 10) + (val & 0x0f); 371d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner} 372d06599430ac907d1a89bbfda4bf3621f909aac8eDavid Turner 373795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner/* compute with 96 bit intermediate result: (a*b)/c */ 374795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turnerstatic inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) 375795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner{ 376795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner union { 377795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint64_t ll; 378795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner struct { 379795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#ifdef HOST_WORDS_BIGENDIAN 380795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint32_t high, low; 381795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#else 382795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint32_t low, high; 383795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner#endif 384795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner } l; 385795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner } u, res; 386795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner uint64_t rl, rh; 387795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner 388795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner u.ll = a; 389795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rl = (uint64_t)u.l.low * (uint64_t)b; 390795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rh = (uint64_t)u.l.high * (uint64_t)b; 391795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner rh += (rl >> 32); 392795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner res.l.high = rh / c; 393795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; 394795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner return res.ll; 395795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner} 396795bb19daea966401df15bbf23c57b98848eec23David 'Digit' Turner 397a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* Round number down to multiple */ 398a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define QEMU_ALIGN_DOWN(n, m) ((n) / (m) * (m)) 399a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 400a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* Round number up to multiple */ 401a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m)) 402a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 403a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool is_power_of_2(uint64_t value) 404a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 405a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner if (!value) { 406a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return 0; 407a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner } 408a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 409a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return !(value & (value - 1)); 410a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 411a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 412a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* round down to the nearest power of 2*/ 413a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint64_t pow2floor(int64_t value); 414a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 415e90d665cd63a0bc5c3306e1ee3e98ad362546b16David 'Digit' Turner#include "qemu/module.h" 4165d8f37ad78fc66901af50c762029a501561f3b23David 'Digit' Turner 41710bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine/* 418a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Implementation of ULEB128 (http://en.wikipedia.org/wiki/LEB128) 419a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Input is limited to 14-bit numbers 420a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 421a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 422a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint uleb128_encode_small(uint8_t *out, uint32_t n); 423a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint uleb128_decode_small(const uint8_t *in, uint32_t *n); 424a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 4251befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner/* unicode.c */ 4261befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turnerint mod_utf8_codepoint(const char *s, size_t n, char **end); 4271befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner 4281befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner/* 4291befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner * Hexdump a buffer to a file. An optional string prefix is added to every line 4301befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner */ 4311befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turner 4321befd3440439e8181a31140674e847f2d3e1481eDavid 'Digit' Turnervoid qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size); 433a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 434a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* 43510bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * A fixer for timeout value passed to select() on Mac. The issue is that Mac's 43610bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * version of select() will return EINVAL on timeouts larger than 100000000 43710bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * seconds, even though it should have just clamped it. So, for Mac we should 43810bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * make sure that timeout value is bound to 100000000 seconds before passing it 43910bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine * to select(). 44010bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine */ 44110bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#if _DARWIN_C_SOURCE 44210bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#define CLAMP_MAC_TIMEOUT(to) do { if (to > 100000000000LL) to = 100000000000LL; } while (0) 44310bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#else 44410bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#define CLAMP_MAC_TIMEOUT(to) ((void)0) 44510bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine#endif // _DARWIN_C_SOURCE 44610bc04fd968d7f80258bf1eec665babf28e9e47dVladimir Chtchetkine 4470b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#if defined(__clang__) || defined(__llvm__) 4480b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh/* Clang and llvm-gcc don't support global register variable (GRV). 4490b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh Clang issues compile-time error for GRV. llvm-gcc accepts GRV (because 4500b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh its front-end is gcc) but ignores it in the llvm-based back-end. 4510b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh Undefining GRV decl to allow external/qemu and the rest of Android 4520b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh to compile. But emulator built w/o GRV support will not function 4530b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh correctly. User will be greeted with an error message (issued 4540b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh in tcg/tcg.c) when emulator built this way is launched. 4550b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh */ 4560b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define SUPPORT_GLOBAL_REGISTER_VARIABLE 0 4570b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define GLOBAL_REGISTER_VARIABLE_DECL 4580b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#else 4590b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define SUPPORT_GLOBAL_REGISTER_VARIABLE 1 4600b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#define GLOBAL_REGISTER_VARIABLE_DECL register 4610b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh#endif /* __clang__ || __llvm__ */ 4620b3979707c09e058442c22d046b326ce244edda1Andrew Hsieh 463a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* vector definitions */ 464a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#ifdef __ALTIVEC__ 465a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#include <altivec.h> 466a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* The altivec.h header says we're allowed to undef these for 467a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * C++ compatibility. Here we don't care about C++, but we 468a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * undef them anyway to avoid namespace pollution. 469a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 470a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef vector 471a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef pixel 472a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#undef bool 473a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE __vector unsigned char 474a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) vec_splat(vec_ld(0, p), 0) 475a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) vec_all_eq(v1, v2) 476a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* altivec.h may redefine the bool macro as vector type. 477a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * Reset it to POSIX semantics. */ 478a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define bool _Bool 479a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#elif defined __SSE2__ 480a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#include <emmintrin.h> 481a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE __m128i 482a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) _mm_set1_epi8(*(p)) 483a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF) 484a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#else 485a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define VECTYPE unsigned long 486a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define SPLAT(p) (*(p) * (~0UL / 255)) 487a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define ALL_EQ(v1, v2) ((v1) == (v2)) 488a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#endif 489a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 490a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner#define BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR 8 491a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerstatic inline bool 492a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnercan_use_buffer_find_nonzero_offset(const void *buf, size_t len) 493a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner{ 494a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner return (len % (BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR 495a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * sizeof(VECTYPE)) == 0 496a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner && ((uintptr_t) buf) % sizeof(VECTYPE) == 0); 497a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner} 498a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnersize_t buffer_find_nonzero_offset(const void *buf, size_t len); 499a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 500a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner/* 501a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner * helper to parse debug environment variables 502a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner */ 503a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turnerint parse_debug_env(const char *name, int max, int initial); 504a6775c752a2af7a51b431367e284f3ac619e48f3David 'Digit' Turner 5059b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turnerextern int use_icount; 5069b3a4b03315af9bcdf282243059e8fd1ce1c5c70David 'Digit' Turner 5078b23a6c7e1aee255004dd19098d4c2462b61b849The Android Open Source Project#endif 508