#ifndef QEMU_COMMON_H
#define QEMU_COMMON_H
-#include "qemu/compiler.h"
-#include "config-host.h"
-#include "qemu/typedefs.h"
#include "qemu/fprintf-fn.h"
#if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) || defined(__ia64__)
#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
-/* we put basic includes here to avoid repeating them in device drivers */
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <stdbool.h>
-#include <string.h>
-#include <strings.h>
-#include <inttypes.h>
-#include <limits.h>
-#include <time.h>
-#include <ctype.h>
-#include <errno.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <assert.h>
-#include <signal.h>
-#include "glib-compat.h"
#include "qemu/option.h"
-
-#ifdef _WIN32
-#include "sysemu/os-win32.h"
-#endif
-
-#ifdef CONFIG_POSIX
-#include "sysemu/os-posix.h"
-#endif
-
-#ifndef O_LARGEFILE
-#define O_LARGEFILE 0
-#endif
-#ifndef O_BINARY
-#define O_BINARY 0
-#endif
-#ifndef MAP_ANONYMOUS
-#define MAP_ANONYMOUS MAP_ANON
-#endif
-#ifndef ENOMEDIUM
-#define ENOMEDIUM ENODEV
-#endif
-#if !defined(ENOTSUP)
-#define ENOTSUP 4096
-#endif
-#if !defined(ECANCELED)
-#define ECANCELED 4097
-#endif
-#if !defined(EMEDIUMTYPE)
-#define EMEDIUMTYPE 4098
-#endif
-#ifndef TIME_MAX
-#define TIME_MAX LONG_MAX
-#endif
-
-/* HOST_LONG_BITS is the size of a native pointer in bits. */
-#if UINTPTR_MAX == UINT32_MAX
-# define HOST_LONG_BITS 32
-#elif UINTPTR_MAX == UINT64_MAX
-# define HOST_LONG_BITS 64
-#else
-# error Unknown pointer size
-#endif
-
-#ifdef _WIN32
-#define fsync _commit
-#if !defined(lseek)
-# define lseek _lseeki64
-#endif
-int qemu_ftruncate64(int, int64_t);
-#if !defined(ftruncate)
-# define ftruncate qemu_ftruncate64
-#endif
-
-static inline char *realpath(const char *path, char *resolved_path)
-{
- _fullpath(resolved_path, path, _MAX_PATH);
- return resolved_path;
-}
-#endif
+#include "qemu/host-utils.h"
void cpu_ticks_init(void);
extern int64_t max_advance;
void dump_drift_info(FILE *f, fprintf_function cpu_fprintf);
-#include "qemu/osdep.h"
#include "qemu/bswap.h"
/* FIXME: Remove NEED_CPU_H. */
void qemu_get_timedate(struct tm *tm, int offset);
int qemu_timedate_diff(struct tm *tm);
-/**
- * is_help_option:
- * @s: string to test
- *
- * Check whether @s is one of the standard strings which indicate
- * that the user is asking for a list of the valid values for a
- * command option like -cpu or -M. The current accepted strings
- * are 'help' and '?'. '?' is deprecated (it is a shell wildcard
- * which makes it annoying to use in a reliable way) but provided
- * for backwards compatibility.
- *
- * Returns: true if @s is a request for a list.
- */
-static inline bool is_help_option(const char *s)
-{
- return !strcmp(s, "?") || !strcmp(s, "help");
-}
-
-/* util/cutils.c */
-/**
- * pstrcpy:
- * @buf: buffer to copy string into
- * @buf_size: size of @buf in bytes
- * @str: string to copy
- *
- * Copy @str into @buf, including the trailing NUL, but do not
- * write more than @buf_size bytes. The resulting buffer is
- * always NUL terminated (even if the source string was too long).
- * If @buf_size is zero or negative then no bytes are copied.
- *
- * This function is similar to strncpy(), but avoids two of that
- * function's problems:
- * * if @str fits in the buffer, pstrcpy() does not zero-fill the
- * remaining space at the end of @buf
- * * if @str is too long, pstrcpy() will copy the first @buf_size-1
- * bytes and then add a NUL
- */
-void pstrcpy(char *buf, int buf_size, const char *str);
-/**
- * strpadcpy:
- * @buf: buffer to copy string into
- * @buf_size: size of @buf in bytes
- * @str: string to copy
- * @pad: character to pad the remainder of @buf with
- *
- * Copy @str into @buf (but *not* its trailing NUL!), and then pad the
- * rest of the buffer with the @pad character. If @str is too large
- * for the buffer then it is truncated, so that @buf contains the
- * first @buf_size characters of @str, with no terminator.
- */
-void strpadcpy(char *buf, int buf_size, const char *str, char pad);
-/**
- * pstrcat:
- * @buf: buffer containing existing string
- * @buf_size: size of @buf in bytes
- * @s: string to concatenate to @buf
- *
- * Append a copy of @s to the string already in @buf, but do not
- * allow the buffer to overflow. If the existing contents of @buf
- * plus @str would total more than @buf_size bytes, then write
- * as much of @str as will fit followed by a NUL terminator.
- *
- * @buf must already contain a NUL-terminated string, or the
- * behaviour is undefined.
- *
- * Returns: @buf.
- */
-char *pstrcat(char *buf, int buf_size, const char *s);
-/**
- * strstart:
- * @str: string to test
- * @val: prefix string to look for
- * @ptr: NULL, or pointer to be written to indicate start of
- * the remainder of the string
- *
- * Test whether @str starts with the prefix @val.
- * If it does (including the degenerate case where @str and @val
- * are equal) then return true. If @ptr is not NULL then a
- * pointer to the first character following the prefix is written
- * to it. If @val is not a prefix of @str then return false (and
- * @ptr is not written to).
- *
- * Returns: true if @str starts with prefix @val, false otherwise.
- */
-int strstart(const char *str, const char *val, const char **ptr);
-/**
- * stristart:
- * @str: string to test
- * @val: prefix string to look for
- * @ptr: NULL, or pointer to be written to indicate start of
- * the remainder of the string
- *
- * Test whether @str starts with the case-insensitive prefix @val.
- * This function behaves identically to strstart(), except that the
- * comparison is made after calling qemu_toupper() on each pair of
- * characters.
- *
- * Returns: true if @str starts with case-insensitive prefix @val,
- * false otherwise.
- */
-int stristart(const char *str, const char *val, const char **ptr);
-/**
- * qemu_strnlen:
- * @s: string
- * @max_len: maximum number of bytes in @s to scan
- *
- * Return the length of the string @s, like strlen(), but do not
- * examine more than @max_len bytes of the memory pointed to by @s.
- * If no NUL terminator is found within @max_len bytes, then return
- * @max_len instead.
- *
- * This function has the same behaviour as the POSIX strnlen()
- * function.
- *
- * Returns: length of @s in bytes, or @max_len, whichever is smaller.
- */
-int qemu_strnlen(const char *s, int max_len);
-/**
- * qemu_strsep:
- * @input: pointer to string to parse
- * @delim: string containing delimiter characters to search for
- *
- * Locate the first occurrence of any character in @delim within
- * the string referenced by @input, and replace it with a NUL.
- * The location of the next character after the delimiter character
- * is stored into @input.
- * If the end of the string was reached without finding a delimiter
- * character, then NULL is stored into @input.
- * If @input points to a NULL pointer on entry, return NULL.
- * The return value is always the original value of *@input (and
- * so now points to a NUL-terminated string corresponding to the
- * part of the input up to the first delimiter).
- *
- * This function has the same behaviour as the BSD strsep() function.
- *
- * Returns: the pointer originally in @input.
- */
-char *qemu_strsep(char **input, const char *delim);
-time_t mktimegm(struct tm *tm);
-int qemu_fls(int i);
-int qemu_fdatasync(int fd);
-int fcntl_setfl(int fd, int flag);
-int qemu_parse_fd(const char *param);
-
-int parse_uint(const char *s, unsigned long long *value, char **endptr,
- int base);
-int parse_uint_full(const char *s, unsigned long long *value, int base);
-
-/*
- * strtosz() suffixes used to specify the default treatment of an
- * argument passed to strtosz() without an explicit suffix.
- * These should be defined using upper case characters in the range
- * A-Z, as strtosz() will use qemu_toupper() on the given argument
- * prior to comparison.
- */
-#define STRTOSZ_DEFSUFFIX_EB 'E'
-#define STRTOSZ_DEFSUFFIX_PB 'P'
-#define STRTOSZ_DEFSUFFIX_TB 'T'
-#define STRTOSZ_DEFSUFFIX_GB 'G'
-#define STRTOSZ_DEFSUFFIX_MB 'M'
-#define STRTOSZ_DEFSUFFIX_KB 'K'
-#define STRTOSZ_DEFSUFFIX_B 'B'
-int64_t strtosz(const char *nptr, char **end);
-int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
-int64_t strtosz_suffix_unit(const char *nptr, char **end,
- const char default_suffix, int64_t unit);
-#define K_BYTE (1ULL << 10)
-#define M_BYTE (1ULL << 20)
-#define G_BYTE (1ULL << 30)
-#define T_BYTE (1ULL << 40)
-#define P_BYTE (1ULL << 50)
-#define E_BYTE (1ULL << 60)
-
-/* used to print char* safely */
-#define STR_OR_NULL(str) ((str) ? (str) : "null")
-
-/* id.c */
-bool id_wellformed(const char *id);
-
-/* path.c */
-void init_paths(const char *prefix);
-const char *path(const char *pathname);
-
#define qemu_isalnum(c) isalnum((unsigned char)(c))
#define qemu_isalpha(c) isalpha((unsigned char)(c))
#define qemu_iscntrl(c) iscntrl((unsigned char)(c))
sendto(sockfd, buf, len, flags, destaddr, addrlen)
#endif
-/* Error handling. */
-
-void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
-
-struct ParallelIOArg {
- void *buffer;
- int count;
-};
-
-typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size);
-
-typedef uint64_t pcibus_t;
-
-typedef struct PCIHostDeviceAddress {
- unsigned int domain;
- unsigned int bus;
- unsigned int slot;
- unsigned int function;
-} PCIHostDeviceAddress;
-
void tcg_exec_init(unsigned long tb_size);
bool tcg_enabled(void);
void cpu_exec_init_all(void);
-/* CPU save/load. */
-#ifdef CPU_SAVE_VERSION
-void cpu_save(QEMUFile *f, void *opaque);
-int cpu_load(QEMUFile *f, void *opaque, int version_id);
-#endif
-
/* Unblock cpu */
void qemu_cpu_kick_self(void);
#define qemu_co_send(sockfd, buf, bytes) \
qemu_co_send_recv(sockfd, buf, bytes, true)
-typedef struct QEMUIOVector {
- struct iovec *iov;
- int niov;
- int nalloc;
- size_t size;
-} QEMUIOVector;
-
-void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint);
-void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
-void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
-void qemu_iovec_concat(QEMUIOVector *dst,
- QEMUIOVector *src, size_t soffset, size_t sbytes);
-size_t qemu_iovec_concat_iov(QEMUIOVector *dst,
- struct iovec *src_iov, unsigned int src_cnt,
- size_t soffset, size_t sbytes);
-bool qemu_iovec_is_zero(QEMUIOVector *qiov);
-void qemu_iovec_destroy(QEMUIOVector *qiov);
-void qemu_iovec_reset(QEMUIOVector *qiov);
-size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset,
- void *buf, size_t bytes);
-size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset,
- const void *buf, size_t bytes);
-size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset,
- int fillc, size_t bytes);
-ssize_t qemu_iovec_compare(QEMUIOVector *a, QEMUIOVector *b);
-void qemu_iovec_clone(QEMUIOVector *dest, const QEMUIOVector *src, void *buf);
-void qemu_iovec_discard_back(QEMUIOVector *qiov, size_t bytes);
-
-bool buffer_is_zero(const void *buf, size_t len);
-
void qemu_progress_init(int enabled, float min_skip);
void qemu_progress_end(void);
void qemu_progress_print(float delta, int max);
char *os_find_datadir(void);
void os_parse_cmd_args(int index, const char *optarg);
-/* Convert a byte between binary and BCD. */
-static inline uint8_t to_bcd(uint8_t val)
-{
- return ((val / 10) << 4) | (val % 10);
-}
-
-static inline uint8_t from_bcd(uint8_t val)
-{
- return ((val >> 4) * 10) + (val & 0x0f);
-}
-
-/* compute with 96 bit intermediate result: (a*b)/c */
-#ifdef CONFIG_INT128
-static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
-{
- return (__int128_t)a * b / c;
-}
-#else
-static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
-{
- union {
- uint64_t ll;
- struct {
-#ifdef HOST_WORDS_BIGENDIAN
- uint32_t high, low;
-#else
- uint32_t low, high;
-#endif
- } l;
- } u, res;
- uint64_t rl, rh;
-
- u.ll = a;
- rl = (uint64_t)u.l.low * (uint64_t)b;
- rh = (uint64_t)u.l.high * (uint64_t)b;
- rh += (rl >> 32);
- res.l.high = rh / c;
- res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
- return res.ll;
-}
-#endif
-
-/* Round number down to multiple */
-#define QEMU_ALIGN_DOWN(n, m) ((n) / (m) * (m))
-
-/* Round number up to multiple */
-#define QEMU_ALIGN_UP(n, m) QEMU_ALIGN_DOWN((n) + (m) - 1, (m))
-
-static inline bool is_power_of_2(uint64_t value)
-{
- if (!value) {
- return 0;
- }
-
- return !(value & (value - 1));
-}
-
-/* round down to the nearest power of 2*/
-int64_t pow2floor(int64_t value);
-
-/* round up to the nearest power of 2 (0 if overflow) */
-uint64_t pow2ceil(uint64_t value);
-
#include "qemu/module.h"
-/*
- * Implementation of ULEB128 (http://en.wikipedia.org/wiki/LEB128)
- * Input is limited to 14-bit numbers
- */
-
-int uleb128_encode_small(uint8_t *out, uint32_t n);
-int uleb128_decode_small(const uint8_t *in, uint32_t *n);
-
-/* unicode.c */
-int mod_utf8_codepoint(const char *s, size_t n, char **end);
-
/*
* Hexdump a buffer to a file. An optional string prefix is added to every line
*/
void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size);
-/* vector definitions */
-#ifdef __ALTIVEC__
-#include <altivec.h>
-/* The altivec.h header says we're allowed to undef these for
- * C++ compatibility. Here we don't care about C++, but we
- * undef them anyway to avoid namespace pollution.
- */
-#undef vector
-#undef pixel
-#undef bool
-#define VECTYPE __vector unsigned char
-#define SPLAT(p) vec_splat(vec_ld(0, p), 0)
-#define ALL_EQ(v1, v2) vec_all_eq(v1, v2)
-#define VEC_OR(v1, v2) ((v1) | (v2))
-/* altivec.h may redefine the bool macro as vector type.
- * Reset it to POSIX semantics. */
-#define bool _Bool
-#elif defined __SSE2__
-#include <emmintrin.h>
-#define VECTYPE __m128i
-#define SPLAT(p) _mm_set1_epi8(*(p))
-#define ALL_EQ(v1, v2) (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) == 0xFFFF)
-#define VEC_OR(v1, v2) (_mm_or_si128(v1, v2))
-#else
-#define VECTYPE unsigned long
-#define SPLAT(p) (*(p) * (~0UL / 255))
-#define ALL_EQ(v1, v2) ((v1) == (v2))
-#define VEC_OR(v1, v2) ((v1) | (v2))
-#endif
-
-#define BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR 8
-static inline bool
-can_use_buffer_find_nonzero_offset(const void *buf, size_t len)
-{
- return (len % (BUFFER_FIND_NONZERO_OFFSET_UNROLL_FACTOR
- * sizeof(VECTYPE)) == 0
- && ((uintptr_t) buf) % sizeof(VECTYPE) == 0);
-}
-size_t buffer_find_nonzero_offset(const void *buf, size_t len);
-
/*
* helper to parse debug environment variables
*/
int parse_debug_env(const char *name, int max, int initial);
const char *qemu_ether_ntoa(const MACAddr *mac);
+void page_size_init(void);
+
+/* returns non-zero if dump is in progress, otherwise zero is
+ * returned. */
+bool dump_in_progress(void);
#endif
Code Review / kvmfornfv.git / blobdiff