316378e4d0
As this service is used by the human monitor, make sure that errors get reported to the right channel, and also raise the verbosity. This requires to move Monitor typedef in qemu-common.h to resolve the include dependency. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> CC: Huang Ying <ying.huang@intel.com> CC: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> CC: Jin Dongming <jin.dongming@np.css.fujitsu.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
371 lines
10 KiB
C
371 lines
10 KiB
C
/* Common header file that is included by all of qemu. */
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#ifndef QEMU_COMMON_H
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#define QEMU_COMMON_H
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#include "config-host.h"
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#define QEMU_NORETURN __attribute__ ((__noreturn__))
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#ifdef CONFIG_GCC_ATTRIBUTE_WARN_UNUSED_RESULT
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#define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
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#else
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#define QEMU_WARN_UNUSED_RESULT
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#endif
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#define QEMU_BUILD_BUG_ON(x) typedef char __build_bug_on__##__LINE__[(x)?-1:1];
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typedef struct QEMUTimer QEMUTimer;
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typedef struct QEMUFile QEMUFile;
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typedef struct QEMUBH QEMUBH;
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typedef struct DeviceState DeviceState;
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struct Monitor;
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typedef struct Monitor Monitor;
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/* we put basic includes here to avoid repeating them in device drivers */
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <string.h>
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#include <strings.h>
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#include <inttypes.h>
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#include <limits.h>
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#include <time.h>
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#include <ctype.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <assert.h>
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#ifndef O_LARGEFILE
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#define O_LARGEFILE 0
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#endif
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#ifndef MAP_ANONYMOUS
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#define MAP_ANONYMOUS MAP_ANON
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#endif
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#ifndef ENOMEDIUM
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#define ENOMEDIUM ENODEV
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#endif
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#if !defined(ENOTSUP)
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#define ENOTSUP 4096
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#endif
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#ifndef TIME_MAX
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#define TIME_MAX LONG_MAX
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#endif
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#ifndef CONFIG_IOVEC
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#define CONFIG_IOVEC
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struct iovec {
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void *iov_base;
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size_t iov_len;
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};
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/*
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* Use the same value as Linux for now.
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*/
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#define IOV_MAX 1024
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#else
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#include <sys/uio.h>
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#endif
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#if defined __GNUC__
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# if (__GNUC__ < 4) || \
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defined(__GNUC_MINOR__) && (__GNUC__ == 4) && (__GNUC_MINOR__ < 4)
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/* gcc versions before 4.4.x don't support gnu_printf, so use printf. */
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# define GCC_ATTR __attribute__((__unused__, format(printf, 1, 2)))
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# define GCC_FMT_ATTR(n, m) __attribute__((format(printf, n, m)))
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# else
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/* Use gnu_printf when supported (qemu uses standard format strings). */
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# define GCC_ATTR __attribute__((__unused__, format(gnu_printf, 1, 2)))
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# define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m)))
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# endif
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#else
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#define GCC_ATTR /**/
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#define GCC_FMT_ATTR(n, m)
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#endif
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typedef int (*fprintf_function)(FILE *f, const char *fmt, ...)
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GCC_FMT_ATTR(2, 3);
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#ifdef _WIN32
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#define fsync _commit
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#define lseek _lseeki64
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int qemu_ftruncate64(int, int64_t);
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#define ftruncate qemu_ftruncate64
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static inline char *realpath(const char *path, char *resolved_path)
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{
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_fullpath(resolved_path, path, _MAX_PATH);
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return resolved_path;
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}
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#define PRId64 "I64d"
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#define PRIx64 "I64x"
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#define PRIu64 "I64u"
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#define PRIo64 "I64o"
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#endif
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/* FIXME: Remove NEED_CPU_H. */
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#ifndef NEED_CPU_H
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#include <setjmp.h>
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#include "osdep.h"
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#include "bswap.h"
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#else
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#include "cpu.h"
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#endif /* !defined(NEED_CPU_H) */
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/* bottom halves */
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typedef void QEMUBHFunc(void *opaque);
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void async_context_push(void);
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void async_context_pop(void);
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int get_async_context_id(void);
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QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
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void qemu_bh_schedule(QEMUBH *bh);
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/* Bottom halfs that are scheduled from a bottom half handler are instantly
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* invoked. This can create an infinite loop if a bottom half handler
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* schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
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* ensuring that the bottom half isn't executed until the next main loop
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* iteration.
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*/
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void qemu_bh_schedule_idle(QEMUBH *bh);
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void qemu_bh_cancel(QEMUBH *bh);
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void qemu_bh_delete(QEMUBH *bh);
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int qemu_bh_poll(void);
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void qemu_bh_update_timeout(int *timeout);
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void qemu_get_timedate(struct tm *tm, int offset);
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int qemu_timedate_diff(struct tm *tm);
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/* cutils.c */
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void pstrcpy(char *buf, int buf_size, const char *str);
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char *pstrcat(char *buf, int buf_size, const char *s);
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int strstart(const char *str, const char *val, const char **ptr);
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int stristart(const char *str, const char *val, const char **ptr);
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int qemu_strnlen(const char *s, int max_len);
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time_t mktimegm(struct tm *tm);
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int qemu_fls(int i);
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int qemu_fdatasync(int fd);
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int fcntl_setfl(int fd, int flag);
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/*
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* strtosz() suffixes used to specify the default treatment of an
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* argument passed to strtosz() without an explicit suffix.
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* These should be defined using upper case characters in the range
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* A-Z, as strtosz() will use qemu_toupper() on the given argument
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* prior to comparison.
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*/
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#define STRTOSZ_DEFSUFFIX_TB 'T'
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#define STRTOSZ_DEFSUFFIX_GB 'G'
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#define STRTOSZ_DEFSUFFIX_MB 'M'
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#define STRTOSZ_DEFSUFFIX_KB 'K'
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#define STRTOSZ_DEFSUFFIX_B 'B'
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int64_t strtosz(const char *nptr, char **end);
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int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix);
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/* path.c */
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void init_paths(const char *prefix);
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const char *path(const char *pathname);
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#define qemu_isalnum(c) isalnum((unsigned char)(c))
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#define qemu_isalpha(c) isalpha((unsigned char)(c))
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#define qemu_iscntrl(c) iscntrl((unsigned char)(c))
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#define qemu_isdigit(c) isdigit((unsigned char)(c))
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#define qemu_isgraph(c) isgraph((unsigned char)(c))
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#define qemu_islower(c) islower((unsigned char)(c))
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#define qemu_isprint(c) isprint((unsigned char)(c))
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#define qemu_ispunct(c) ispunct((unsigned char)(c))
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#define qemu_isspace(c) isspace((unsigned char)(c))
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#define qemu_isupper(c) isupper((unsigned char)(c))
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#define qemu_isxdigit(c) isxdigit((unsigned char)(c))
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#define qemu_tolower(c) tolower((unsigned char)(c))
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#define qemu_toupper(c) toupper((unsigned char)(c))
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#define qemu_isascii(c) isascii((unsigned char)(c))
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#define qemu_toascii(c) toascii((unsigned char)(c))
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#ifdef _WIN32
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/* ffs() in oslib-win32.c for WIN32, strings.h for the rest of the world */
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int ffs(int i);
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#endif
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void *qemu_oom_check(void *ptr);
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void *qemu_malloc(size_t size);
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void *qemu_realloc(void *ptr, size_t size);
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void *qemu_mallocz(size_t size);
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void qemu_free(void *ptr);
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char *qemu_strdup(const char *str);
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char *qemu_strndup(const char *str, size_t size);
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void qemu_mutex_lock_iothread(void);
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void qemu_mutex_unlock_iothread(void);
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int qemu_open(const char *name, int flags, ...);
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ssize_t qemu_write_full(int fd, const void *buf, size_t count)
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QEMU_WARN_UNUSED_RESULT;
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void qemu_set_cloexec(int fd);
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#ifndef _WIN32
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int qemu_eventfd(int pipefd[2]);
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int qemu_pipe(int pipefd[2]);
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#endif
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/* Error handling. */
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void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
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/* IO callbacks. */
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typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
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typedef int IOCanReadHandler(void *opaque);
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typedef void IOHandler(void *opaque);
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struct ParallelIOArg {
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void *buffer;
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int count;
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};
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typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size);
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/* A load of opaque types so that device init declarations don't have to
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pull in all the real definitions. */
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typedef struct NICInfo NICInfo;
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typedef struct HCIInfo HCIInfo;
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typedef struct AudioState AudioState;
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typedef struct BlockDriverState BlockDriverState;
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typedef struct DriveInfo DriveInfo;
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typedef struct DisplayState DisplayState;
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typedef struct DisplayChangeListener DisplayChangeListener;
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typedef struct DisplaySurface DisplaySurface;
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typedef struct DisplayAllocator DisplayAllocator;
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typedef struct PixelFormat PixelFormat;
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typedef struct TextConsole TextConsole;
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typedef TextConsole QEMUConsole;
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typedef struct CharDriverState CharDriverState;
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typedef struct MACAddr MACAddr;
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typedef struct VLANState VLANState;
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typedef struct VLANClientState VLANClientState;
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typedef struct i2c_bus i2c_bus;
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typedef struct i2c_slave i2c_slave;
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typedef struct SMBusDevice SMBusDevice;
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typedef struct PCIHostState PCIHostState;
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typedef struct PCIExpressHost PCIExpressHost;
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typedef struct PCIBus PCIBus;
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typedef struct PCIDevice PCIDevice;
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typedef struct PCIExpressDevice PCIExpressDevice;
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typedef struct PCIBridge PCIBridge;
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typedef struct PCIEAERMsg PCIEAERMsg;
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typedef struct PCIEAERLog PCIEAERLog;
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typedef struct PCIEAERErr PCIEAERErr;
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typedef struct PCIEPort PCIEPort;
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typedef struct PCIESlot PCIESlot;
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typedef struct SerialState SerialState;
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typedef struct IRQState *qemu_irq;
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typedef struct PCMCIACardState PCMCIACardState;
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typedef struct MouseTransformInfo MouseTransformInfo;
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typedef struct uWireSlave uWireSlave;
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typedef struct I2SCodec I2SCodec;
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typedef struct SSIBus SSIBus;
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typedef struct EventNotifier EventNotifier;
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typedef struct VirtIODevice VirtIODevice;
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typedef uint64_t pcibus_t;
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void cpu_exec_init_all(unsigned long tb_size);
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/* CPU save/load. */
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void cpu_save(QEMUFile *f, void *opaque);
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int cpu_load(QEMUFile *f, void *opaque, int version_id);
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/* Force QEMU to stop what it's doing and service IO */
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void qemu_service_io(void);
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/* Force QEMU to process pending events */
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void qemu_notify_event(void);
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/* Unblock cpu */
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void qemu_cpu_kick(void *env);
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void qemu_cpu_kick_self(void);
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int qemu_cpu_is_self(void *env);
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/* work queue */
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struct qemu_work_item {
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struct qemu_work_item *next;
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void (*func)(void *data);
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void *data;
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int done;
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};
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#ifdef CONFIG_USER_ONLY
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#define qemu_init_vcpu(env) do { } while (0)
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#else
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void qemu_init_vcpu(void *env);
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#endif
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typedef struct QEMUIOVector {
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struct iovec *iov;
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int niov;
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int nalloc;
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size_t size;
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} QEMUIOVector;
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void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint);
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void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
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void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
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void qemu_iovec_copy(QEMUIOVector *dst, QEMUIOVector *src, uint64_t skip,
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size_t size);
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void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size);
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void qemu_iovec_destroy(QEMUIOVector *qiov);
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void qemu_iovec_reset(QEMUIOVector *qiov);
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void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf);
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void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count);
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void qemu_iovec_memset(QEMUIOVector *qiov, int c, size_t count);
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void qemu_iovec_memset_skip(QEMUIOVector *qiov, int c, size_t count,
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size_t skip);
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/* Convert a byte between binary and BCD. */
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static inline uint8_t to_bcd(uint8_t val)
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{
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return ((val / 10) << 4) | (val % 10);
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}
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static inline uint8_t from_bcd(uint8_t val)
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{
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return ((val >> 4) * 10) + (val & 0x0f);
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}
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/* compute with 96 bit intermediate result: (a*b)/c */
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static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
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{
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union {
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uint64_t ll;
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struct {
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#ifdef HOST_WORDS_BIGENDIAN
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uint32_t high, low;
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#else
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uint32_t low, high;
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#endif
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} l;
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} u, res;
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uint64_t rl, rh;
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u.ll = a;
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rl = (uint64_t)u.l.low * (uint64_t)b;
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rh = (uint64_t)u.l.high * (uint64_t)b;
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rh += (rl >> 32);
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res.l.high = rh / c;
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res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
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return res.ll;
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}
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#include "module.h"
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#endif
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