17c478bd9Sstevel@tonic-gate /*
2*159d09a2SMark Phalan  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
3505d05c7Sgtb  * Use is subject to license terms.
47c478bd9Sstevel@tonic-gate  */
57c478bd9Sstevel@tonic-gate 
67c478bd9Sstevel@tonic-gate 
77c478bd9Sstevel@tonic-gate 
87c478bd9Sstevel@tonic-gate #include "k5-int.h"
97c478bd9Sstevel@tonic-gate #include <sys/file.h>
107c478bd9Sstevel@tonic-gate #include <fcntl.h>
117c478bd9Sstevel@tonic-gate 
127c478bd9Sstevel@tonic-gate #ifndef O_BINARY
13*159d09a2SMark Phalan #define O_BINARY 0
147c478bd9Sstevel@tonic-gate #endif
157c478bd9Sstevel@tonic-gate 
167c478bd9Sstevel@tonic-gate krb5_error_code
krb5_create_secure_file(krb5_context context,const char * pathname)17505d05c7Sgtb krb5_create_secure_file(krb5_context context, const char *pathname)
187c478bd9Sstevel@tonic-gate {
197c478bd9Sstevel@tonic-gate 	int 	fd;
207c478bd9Sstevel@tonic-gate 	int 	open_flag;
217c478bd9Sstevel@tonic-gate 
227c478bd9Sstevel@tonic-gate 	open_flag = O_CREAT|O_EXCL|O_TRUNC|O_RDWR;
237c478bd9Sstevel@tonic-gate 
247c478bd9Sstevel@tonic-gate 	/*
257c478bd9Sstevel@tonic-gate 	 * Make sure file name is reserved.
267c478bd9Sstevel@tonic-gate 	 * The O_BINARY flag is not a supported flag in the Solaris
277c478bd9Sstevel@tonic-gate 	 * open(2) system call, but it is included here to be consistent
287c478bd9Sstevel@tonic-gate 	 * with other open calls in the Kerberos library code.
297c478bd9Sstevel@tonic-gate 	 */
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate 	fd = open(pathname, open_flag | O_BINARY, 0600);
327c478bd9Sstevel@tonic-gate 	if (fd == -1) {
337c478bd9Sstevel@tonic-gate 		return (errno);
347c478bd9Sstevel@tonic-gate 	} else {
357c478bd9Sstevel@tonic-gate 		close(fd);
367c478bd9Sstevel@tonic-gate 		return (0);
377c478bd9Sstevel@tonic-gate 	}
387c478bd9Sstevel@tonic-gate }
397c478bd9Sstevel@tonic-gate 
407c478bd9Sstevel@tonic-gate krb5_error_code
krb5_sync_disk_file(krb5_context context,FILE * fp)41505d05c7Sgtb krb5_sync_disk_file(krb5_context context, FILE *fp)
427c478bd9Sstevel@tonic-gate {
437c478bd9Sstevel@tonic-gate 	if (fp == NULL) {
447c478bd9Sstevel@tonic-gate 		(void) fclose(fp);
457c478bd9Sstevel@tonic-gate 		return (errno);
467c478bd9Sstevel@tonic-gate 	}
477c478bd9Sstevel@tonic-gate 	if ((fflush(fp) == EOF) || ferror(fp) || (fsync(fileno(fp)) == -1)) {
487c478bd9Sstevel@tonic-gate 		return (errno);
497c478bd9Sstevel@tonic-gate 	}
507c478bd9Sstevel@tonic-gate 	return (0);
517c478bd9Sstevel@tonic-gate }
52