blob: f818ce03a8bf20bd2ba458f286917e5775f1d490 [file] [log] [blame]
#ifndef QEMU_OSDEP_H
#define QEMU_OSDEP_H
#include <stdarg.h>
int qemu_vsnprintf(char *buf, int buflen, const char *fmt, va_list args);
void qemu_vprintf(const char *fmt, va_list ap);
void qemu_printf(const char *fmt, ...);
void *qemu_malloc(size_t size);
void *qemu_mallocz(size_t size);
void qemu_free(void *ptr);
char *qemu_strdup(const char *str);
void *qemu_vmalloc(size_t size);
void qemu_vfree(void *ptr);
void *get_mmap_addr(unsigned long size);
/* specific kludges for OS compatibility (should be moved elsewhere) */
#if defined(__i386__) && !defined(CONFIG_SOFTMMU) && !defined(CONFIG_USER_ONLY)
/* disabled pthread version of longjmp which prevent us from using an
alternative signal stack */
extern void __longjmp(jmp_buf env, int val);
#define longjmp __longjmp
#include <signal.h>
/* NOTE: it works only because the glibc sigset_t is >= kernel sigset_t */
struct qemu_sigaction {
union {
void (*_sa_handler)(int);
void (*_sa_sigaction)(int, struct siginfo *, void *);
} _u;
unsigned long sa_flags;
void (*sa_restorer)(void);
sigset_t sa_mask; /* mask last for extensibility */
};
int qemu_sigaction(int signum, const struct qemu_sigaction *act,
struct qemu_sigaction *oldact);
#undef sigaction
#undef sa_handler
#undef sa_sigaction
#define sigaction qemu_sigaction
#define sa_handler _u._sa_handler
#define sa_sigaction _u._sa_sigaction
#endif
#endif