darwin_shim.h   [plain text]

/*
 * Copyright (c) 2005-2006 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

#ifndef _DARWIN_SHIM_H
#define _DARWIN_SHIM_H

#include <stdint.h>
#include <sys/types.h>
#include <sys/time.h> /* In lieu of Solaris <sys/synch.h> */

#undef NULL
#define NULL (0) /* quiets many warnings */

typedef uint8_t		uchar_t;
typedef uint16_t	ushort_t;
typedef uint32_t	uint_t;
typedef uint32_t	ulong_t;
typedef uint64_t	u_longlong_t;
typedef int64_t		longlong_t;
typedef int64_t		off64_t;

typedef struct timespec timestruc_t;	/* definition per SVr4 */

typedef	int32_t		time32_t;
typedef struct timespec32 {
	time32_t	tv_sec;		/* seconds */
	int32_t		tv_nsec;	/* and nanoseconds */
} timespec32_t;
typedef struct timespec32 timestruc32_t;

typedef int64_t hrtime_t;
hrtime_t gethrtime(void);

typedef uint32_t projid_t;
typedef uint32_t taskid_t;
typedef uint32_t zoneid_t;

typedef int processorid_t;

typedef ulong_t Lmid_t; /* link map id. Required in dt_pid.c */

typedef int lwpstatus_t; /* In lieu of Solaris <sys/procfs_isa.h>. Required in dt_proc.c */

#define fork1		fork
#define fseeko64	fseeko
#define ftello64	ftello
#define ftruncate64 ftruncate
#define lseek64		lseek
#define open64		open
#define fstat64		fstat
#define mmap64		mmap
#define open64		open
#define pread64		pread
#define stat64		stat

#define pthread_cond_reltimedwait_np pthread_cond_timedwait_relative_np

#define S_ROUND(x, a)   ((x) + (((a) ? (a) : 1) - 1) & ~(((a) ? (a) : 1) - 1))
#define P2ROUNDUP(x, align)             (-(-(x) & -(align)))

#define SEC			1
#define MILLISEC	1000
#define MICROSEC	1000000
#define NANOSEC		1000000000

#define    P_ONLINE        0x0002  /* processor is online */
#define    P_STATUS        0x0003  /* value passed to p_online to request status */

// Solaris sysconf(3) selectors. Absent from Darwin unistd.h. dt_sysconf() can deal.
#define _SC_CPUID_MAX -1
#define _SC_NPROCESSORS_MAX -2

// Solaris sysinfo selectors. Mapped to Darwin sysctl's in sysinfo().
#define SI_ISALIST 1
#define SI_SYSNAME 2
#define SI_RELEASE 3

#define GLOBAL_ZONEID 0 // Darwin has no notion of zones(5). Always return 0.

extern projid_t getprojid(void); // Darwin has no notion of project. Always return 0.
extern taskid_t gettaskid(void); // Darwin has no notion of task. Always return 0.
extern zoneid_t getzoneid(void); // Darwin has no notion of zones(5). Always return 0.

extern int gmatch(const char *, const char *);
extern int p_online(processorid_t, int);
extern long sysinfo(int, char *, long);

#define    R_AMD64_64              1 /* from elf_amd64.h */

// The following are used only for "assert()"
struct _rwlock;
struct _lwp_mutex;
extern int _rw_read_held(struct _rwlock *);
extern int _rw_write_held(struct _rwlock *);
extern int _mutex_held(struct _lwp_mutex *);

#endif /* _DARWIN_SHIM_H */