_macos.h

Netscape NSPR库源码

#define PR_PATH_SEPARATOR		':'
#define PR_PATH_SEPARATOR_STR		":"

typedef enum IOOperation {
    READ_ASYNC,
    WRITE_ASYNC
} IOOperation;


#define _MD_INIT_IO()

#define _MD_OPEN 					_MD_Open
#define _MD_OPEN_FILE 				_MD_Open
#define _MD_CLOSE_FILE 				FSClose
#define _MD_READ(fd,buf,amount) 	ReadWriteProc(fd,buf,amount,READ_ASYNC)
#define _MD_WRITE(fd,buf,amount) 	ReadWriteProc(fd,buf,amount,WRITE_ASYNC)
#define _MD_WRITE_SYNC(fd,buf,amount) WriteSyncProc(fd,buf,amount)
#define _MD_GET_FILE_ERROR() 		_PR_MD_CURRENT_THREAD()->md.osErrCode
#define _MD_LSEEK 					_MD_LSeek
#define _MD_FSYNC 					_MD_FSync

/* to be implemented */
#define _MD_LSEEK64(a,b,c)           LL_ZERO
#define _MD_GETOPENFILEINFO64(fd,info)   -1
#define _MD_GETFILEINFO64(fd,info)   -1

#define _MD_IOQ_LOCK()
#define _MD_IOQ_UNLOCK()

/*
** File Manipulation definitions
*/

#define	_MD_RENAME 			_MD_Rename
#define	_MD_ACCESS 			_MD_Access

#define	_MD_GETFILEINFO 	_MD_GetFileInfo
#define	_MD_GETOPENFILEINFO _MD_GetOpenFileInfo

#define	_MD_STAT 			_MD_Stat

#define	_MD_DELETE 			_MD_Delete

extern PRStatus _MD_LockFile(PRInt32 osfd);
#define	_MD_LOCKFILE 		_MD_LockFile
extern PRStatus _MD_TLockFile(PRInt32 osfd);
#define	_MD_TLOCKFILE 		_MD_TLockFile
extern PRStatus _MD_UnlockFile(PRInt32 osfd);
#define	_MD_UNLOCKFILE		_MD_UnlockFile

/* 
** Directory enumeration related definitions 
*/

extern PRStatus _MD_OpenDir(struct _MDDir *md,const char *name);
#define	_MD_OPEN_DIR 		_MD_OpenDir

extern char* _MD_ReadDir(struct _MDDir *md,PRIntn flags);
#define	_MD_READ_DIR 		_MD_ReadDir

#define	_MD_CLOSE_DIR 		_MD_CloseDir

#define	_MD_MKDIR 			_MD_MkDir
#define	_MD_MAKE_DIR		_MD_MkDir
#define	_MD_RMDIR 			_MD_Delete

/*
** Pipe I/O Related definitions (not implemented)
*/

#define _MD_PIPEAVAILABLE(fd) -1

/*
** Socket I/O Related definitions
*/

#if UNIVERSAL_INTERFACES_VERSION >= 0x0330
/* In Universal Interfaces 3.3 and later, these are enums. */
#define IP_TTL IP_TTL
#define IP_TOS IP_TOS
#define IP_ADD_MEMBERSHIP IP_ADD_MEMBERSHIP
#define IP_DROP_MEMBERSHIP IP_DROP_MEMBERSHIP
#define IP_MULTICAST_IF IP_MULTICAST_IF
#define IP_MULTICAST_TTL IP_MULTICAST_TTL
#define IP_MULTICAST_LOOP IP_MULTICAST_LOOP
#define TCP_NODELAY TCP_NODELAY
#define TCP_MAXSEG TCP_MAXSEG
#endif

#define _MD_SOCKET 			_MD_socket
#define _MD_BIND			_MD_bind
#define _MD_LISTEN			_MD_listen
#define _MD_GETSOCKNAME		_MD_getsockname

extern PRStatus _MD_getsockopt(PRFileDesc *fd, PRInt32 level, PRInt32 optname, char* optval, PRInt32* optlen);
#define _MD_GETSOCKOPT		_MD_getsockopt

extern PRStatus _MD_setsockopt(PRFileDesc *fd, PRInt32 level, PRInt32 optname, const char* optval, PRInt32 optlen);
#define _MD_SETSOCKOPT		_MD_setsockopt

#define _MD_SOCKETAVAILABLE	_MD_socketavailable
#define _MD_ACCEPT			_MD_accept
#define _MD_CONNECT			_MD_connect
#define _MD_SEND			_MD_send
#define _MD_RECV			_MD_recv
#define _MD_CLOSE_SOCKET	_MD_closesocket
#define _MD_SENDTO			_MD_sendto
#define _MD_RECVFROM		_MD_recvfrom
#define _MD_PR_POLL			_MD_poll
#define _MD_INIT_FILEDESC	_MD_initfiledesc
#define _MD_FREE_FILEDESC	_MD_freefiledesc
#define _MD_MAKE_NONBLOCK	_MD_makenonblock
#define _MD_INIT_FD_INHERITABLE _MD_initfdinheritable
#define _MD_QUERY_FD_INHERITABLE _MD_queryfdinheritable

#define _MD_GET_SOCKET_ERROR() 		_PR_MD_CURRENT_THREAD()->md.osErrCode

#define _PR_MD_MAP_SELECT_ERROR(x) 	(x)
/*
** Netdb Related definitions
*/
extern PRStatus _MD_gethostname(char *name, int namelen);
#define _MD_GETHOSTNAME		_MD_gethostname
#define _PR_GET_HOST_ADDR_AS_NAME

/* 
	XXX _MD_WRITEV, _MD_SHUTDOWN & _MD_GETPEERNAME not done yet!!!
*/
#define _MD_WRITEV			_MD_writev
#define _MD_SHUTDOWN		_MD_shutdown
#define _MD_GETPEERNAME		_MD_getpeername


#ifdef OLD_MACSOCK_LIBRARY
#define _MD_SOCKET 			macsock_socket
#define _MD_LISTEN			macsock_listen
#define _MD_SEND(fd,buf,amount,flags,timeout)	macsock_send(fd->secret->md.osfd,buf,amount,flags)
#define _MD_SENDTO(fd,buf,amount,flags,addr,addrlen,timeout)	macsock_sendto(fd->secret->md.osfd,buf,amount,flags,(struct sockaddr *)addr,addrlen)
#define _MD_RECV(fd,buf,amount,flags,timeout)	macsock_recv(fd->secret->md.osfd,buf,amount,flags)
#define _MD_RECVFROM(fd,buf,amount,flags,addr,addrlen,timeout)	macsock_recvfrom(fd->secret->md.osfd,buf,amount,flags,(struct sockaddr *)addr,addrlen)
#define _MD_CLOSE_SOCKET	macsock_close
#define _MD_SHUTDOWN(a,b)	(0)

#define _MD_ACCEPT(fd,addr,addrlen,timeout)	macsock_accept(fd->secret->md.osfd,(struct sockaddr *)addr,addrlen)
#define _MD_CONNECT(fd,name,namelen,timeout)	macsock_connect(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
#define _MD_BIND(fd,name,namelen)				macsock_bind(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
#define _MD_GETSOCKNAME(fd,name,namelen)		macsock_getsockname(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
#define _MD_GETPEERNAME(fd,name,namelen)		macsock_getpeername(fd->secret->md.osfd,(struct sockaddr *)name,namelen)
#define _MD_GETSOCKOPT(fd,level,optname,optval,optlen)		macsock_getsockopt(fd->secret->md.osfd,level,optname,optval,optlen)
#define _MD_SETSOCKOPT(fd,level,optname,optval,optlen)		macsock_setsockopt(fd->secret->md.osfd,level,optname,optval,optlen)
#define _MD_SOCKETAVAILABLE(fd,bytes)		macsock_socketavailable(fd->secret->md.osfd,bytes)
#endif

/*
** Memory Segements Related definitions
*/

#define _MD_INIT_SEGS()		
#define _MD_ALLOC_SEGMENT	_MD_AllocSegment
#define _MD_FREE_SEGMENT	_MD_FreeSegment

/*
** Time Related definitions
*/

#define _MD_GET_INTERVAL 				_MD_GetInterval
#define _MD_INTERVAL_PER_SEC() 			PR_MSEC_PER_SEC
#define _MD_INTERVAL_INIT()

/*
** Environemnt Related definitions
*/

extern char *_MD_GetEnv(const char *name);
#define _MD_GET_ENV			_MD_GetEnv

extern int _MD_PutEnv(const char *variableCopy);
#define _MD_PUT_ENV			_MD_PutEnv

/*
** Following is old stuff to be looked at.
*/

#define GCPTR
#define CALLBACK
typedef int (*FARPROC)();


#define MAX_NON_PRIMARY_TIME_SLICES 	6

extern long gTimeSlicesOnNonPrimaryThread;
extern struct PRThread *gPrimaryThread;

// Errors not found in the Mac StdCLib
#define EACCES  		13      	// Permission denied
#define ENOENT			-43			// No such file or directory
#define _OS_INVALID_FD_VALUE -1

#define	STDERR_FILENO	2

#if !defined(MAC_NSPR_STANDALONE)
#define PATH_SEPARATOR 					':'
#define PATH_SEPARATOR_STR		        ":"
#define DIRECTORY_SEPARATOR				'/'
#define DIRECTORY_SEPARATOR_STR			"/"
#endif

#define UNIX_THIS_DIRECTORY_STR			"./"
#define UNIX_PARENT_DIRECTORY_STR		"../"


// Alias a few names
#define getenv	PR_GetEnv
#define putenv	_MD_PutEnv

#if defined(MAC_NSPR_STANDALONE)
typedef unsigned char (*MemoryCacheFlusherProc)(size_t size);
typedef void (*PreAllocationHookProc)(void);

extern char *strdup(const char *source);

extern void InstallPreAllocationHook(PreAllocationHookProc newHook);
extern void InstallMemoryCacheFlusher(MemoryCacheFlusherProc newFlusher);
#endif

extern char *PR_GetDLLSearchPath(void);

#if defined(MAC_NSPR_STANDALONE)
extern int strcmp(const char *str1, const char *str2);
extern int strcasecmp(const char *str1, const char *str2);
#endif

extern void MapFullToPartialMacFile(char *);
extern char *MapPartialToFullMacFile(const char *);

extern void ResetTimer(void);
extern void PR_PeriodicIdle(void);
extern void ActivateTimer(void);
extern void DeactivateTimer(void);
extern void PR_InitMemory(void);

extern struct hostent *gethostbyaddr(const void *addr, int addrlen, int type);

extern short GetVolumeRefNumFromName(const char *);

#include <stdio.h>			// Needed to get FILE typedef
extern FILE *_OS_FOPEN(const char *filename, const char *mode);
//
//	Macintosh only private parts.
//

#define	dprintTrace			";dprintf;doTrace"
#define	dprintNoTrace		";dprintf"
extern void dprintf(const char *format, ...);


// Entry into the memory system's cache flushing
#if defined(MAC_NSPR_STANDALONE)
extern PRUint8 CallCacheFlushers(size_t blockSize);
#endif

#if defined(MAC_NSPR_STANDALONE)
extern void* reallocSmaller(void* block, size_t newSize);
#endif


/*
** PR_GetSystemInfo related definitions
*/
#define _PR_SI_SYSNAME          "MacOS"
#define _PR_SI_ARCHITECTURE     "PowerPC"

/*
 * Memory-mapped files
 */

struct _MDFileMap {
    PRInt8 unused;
};

extern PRStatus _MD_CreateFileMap(struct PRFileMap *fmap, PRInt64 size);
#define _MD_CREATE_FILE_MAP _MD_CreateFileMap

extern PRInt32 _MD_GetMemMapAlignment(void);
#define _MD_GET_MEM_MAP_ALIGNMENT _MD_GetMemMapAlignment

extern void * _MD_MemMap(struct PRFileMap *fmap, PRInt64 offset,
        PRUint32 len);
#define _MD_MEM_MAP _MD_MemMap

extern PRStatus _MD_MemUnmap(void *addr, PRUint32 size);
#define _MD_MEM_UNMAP _MD_MemUnmap

extern PRStatus _MD_CloseFileMap(struct PRFileMap *fmap);
#define _MD_CLOSE_FILE_MAP _MD_CloseFileMap

extern void SetLogFileTypeCreator(const char *logFile);
extern int _MD_mac_get_nonblocking_connect_error(PRFileDesc* fd);


/*
 * Critical section support
 */

#define MAC_CRITICAL_REGIONS  TARGET_CARBON

#if MAC_CRITICAL_REGIONS

extern void InitCriticalRegion();
extern void TermCriticalRegion();

extern void EnterCritialRegion();
extern void LeaveCritialRegion();

#define INIT_CRITICAL_REGION()     InitCriticalRegion()
#define TERM_CRITICAL_REGION()     TermCriticalRegion()

#define ENTER_CRITICAL_REGION()     EnterCritialRegion()
#define LEAVE_CRITICAL_REGION()     LeaveCritialRegion()

#else

#define INIT_CRITICAL_REGION()
#define TERM_CRITICAL_REGION()

#define ENTER_CRITICAL_REGION()
#define LEAVE_CRITICAL_REGION()

#endif



/*
 * CPU Idle support
 */

extern void InitIdleSemaphore();
extern void TermIdleSemaphore();

extern void WaitOnIdleSemaphore();
extern void SignalIdleSemaphore();


/*
 * Atomic operations
 */
#ifdef _PR_HAVE_ATOMIC_OPS

extern PRInt32 _MD_AtomicSet(PRInt32 *val, PRInt32 newval);

#define _MD_INIT_ATOMIC()
#define _MD_ATOMIC_INCREMENT(val)   OTAtomicAdd32(1, (SInt32 *)val)
#define _MD_ATOMIC_ADD(ptr, val)    OTAtomicAdd32(val, (SInt32 *)ptr)
#define _MD_ATOMIC_DECREMENT(val)   OTAtomicAdd32(-1, (SInt32 *)val)
#define _MD_ATOMIC_SET(val, newval) _MD_AtomicSet(val, newval)

#endif /* _PR_HAVE_ATOMIC_OPS */


#endif /* prmacos_h___ */