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#import <stdlib.h>
#import <libc.h>
#import <errno.h>
#import <assert.h>
#import <sys/types.h>
#import <sys/stat.h>
#import <mach/mach.h>
#import <mach/mach_error.h>
#import <objc/Object.h>
//H+
//
// MappedFile - simple memory-mapped file object.
//
//H-
/* $Id: MappedFile.h,v 1.1 94/08/22 22:32:18 ediger Exp Locker: ediger $ */
/* $Log: MappedFile.h,v $
* Revision 1.1 94/08/22 22:32:18 ediger
* Initial revision
*
* Revision 1.2 94/02/10 22:19:52 ediger
* added - (char *)errorString method to assist in error handling
*
* Revision 1.1 94/02/07 21:35:26 ediger
* Initial revision
* */
@interface MappedFile: Object
{
// info that has to be here to map the file.
char *FileName;
// info that has to be kept around to unmap the file.
int fd;
char *mappedAddress;
struct stat statBuf;
// auxilliary info to find out what the last error was.
int lastErrno; // Unix syscall errno
kern_return_t lastKernReturn; // Mach kernel call error
}
- init; // do a bit of initializing.
- free; // clean up and ditch memory consumption.
- filename:(char *)fileName; // set the name of the file to be mapped.
- (BOOL)map; // map the file after it's name is set.
- (BOOL)unmap; // unmap a mapped file.
- (char *)address; // find out at what address file is mapped.
- (char *)filename; // find out the name of the mapped file.
- (int)size; // find out what size of file is mapped.
- (int)lastUnixError; // find out what last UNIX syscall error was.
- (kern_return_t)lastMachError; // find out what last Mach syscall error was.
- (char *)errorString; // get error system error string related to
// last Mach or Unix error.
@end
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.