17c478bd9Sstevel@tonic-gate /*
2*505d05c7Sgtb  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
3*505d05c7Sgtb  * Use is subject to license terms.
47c478bd9Sstevel@tonic-gate  */
57c478bd9Sstevel@tonic-gate 
67c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
77c478bd9Sstevel@tonic-gate 
87c478bd9Sstevel@tonic-gate 
97c478bd9Sstevel@tonic-gate #include "k5-int.h"
107c478bd9Sstevel@tonic-gate #include <sys/file.h>
117c478bd9Sstevel@tonic-gate #include <fcntl.h>
127c478bd9Sstevel@tonic-gate 
137c478bd9Sstevel@tonic-gate #ifndef O_BINARY
147c478bd9Sstevel@tonic-gate #define	O_BINARY	0
157c478bd9Sstevel@tonic-gate #endif
167c478bd9Sstevel@tonic-gate 
177c478bd9Sstevel@tonic-gate krb5_error_code
18*505d05c7Sgtb krb5_create_secure_file(krb5_context context, const char *pathname)
197c478bd9Sstevel@tonic-gate 
207c478bd9Sstevel@tonic-gate {
217c478bd9Sstevel@tonic-gate 	int 	fd;
227c478bd9Sstevel@tonic-gate 	int 	open_flag;
237c478bd9Sstevel@tonic-gate 
247c478bd9Sstevel@tonic-gate 	open_flag = O_CREAT|O_EXCL|O_TRUNC|O_RDWR;
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate 	/*
277c478bd9Sstevel@tonic-gate 	 * Make sure file name is reserved.
287c478bd9Sstevel@tonic-gate 	 * The O_BINARY flag is not a supported flag in the Solaris
297c478bd9Sstevel@tonic-gate 	 * open(2) system call, but it is included here to be consistent
307c478bd9Sstevel@tonic-gate 	 * with other open calls in the Kerberos library code.
317c478bd9Sstevel@tonic-gate 	 */
327c478bd9Sstevel@tonic-gate 
337c478bd9Sstevel@tonic-gate 	fd = open(pathname, open_flag | O_BINARY, 0600);
347c478bd9Sstevel@tonic-gate 	if (fd == -1) {
357c478bd9Sstevel@tonic-gate 		return (errno);
367c478bd9Sstevel@tonic-gate 	} else {
377c478bd9Sstevel@tonic-gate 		close(fd);
387c478bd9Sstevel@tonic-gate 		return (0);
397c478bd9Sstevel@tonic-gate 	}
407c478bd9Sstevel@tonic-gate }
417c478bd9Sstevel@tonic-gate 
427c478bd9Sstevel@tonic-gate krb5_error_code
43*505d05c7Sgtb krb5_sync_disk_file(krb5_context context, FILE *fp)
447c478bd9Sstevel@tonic-gate {
457c478bd9Sstevel@tonic-gate 	if (fp == NULL) {
467c478bd9Sstevel@tonic-gate 		(void) fclose(fp);
477c478bd9Sstevel@tonic-gate 		return (errno);
487c478bd9Sstevel@tonic-gate 	}
497c478bd9Sstevel@tonic-gate 	if ((fflush(fp) == EOF) || ferror(fp) || (fsync(fileno(fp)) == -1)) {
507c478bd9Sstevel@tonic-gate 		return (errno);
517c478bd9Sstevel@tonic-gate 	}
527c478bd9Sstevel@tonic-gate 	return (0);
537c478bd9Sstevel@tonic-gate }
54