diff options
Diffstat (limited to 'usr/src/lib/libwanbootutil/common/wbio.c')
-rw-r--r-- | usr/src/lib/libwanbootutil/common/wbio.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/usr/src/lib/libwanbootutil/common/wbio.c b/usr/src/lib/libwanbootutil/common/wbio.c deleted file mode 100644 index a03b0a00bb..0000000000 --- a/usr/src/lib/libwanbootutil/common/wbio.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 2003 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ -#pragma ident "%Z%%M% %I% %E% SMI" - -#include <unistd.h> -#include <sys/stat.h> -#include <fcntl.h> - -#include "wbio.h" - -/* - * Write `buflen' bytes from `buffer' to the file represented by `fd'. - * Returns -1 if all `buflen' bytes cannot be written, otherwise returns 0. - */ -int -wbio_nwrite(int fd, const void *buffer, size_t buflen) -{ - size_t nwritten; - ssize_t nbytes; - const char *buf = buffer; - - for (nwritten = 0; nwritten < buflen; nwritten += nbytes) { - nbytes = write(fd, &buf[nwritten], buflen - nwritten); - if (nbytes <= 0) - return (-1); - } - - return (0); -} - -/* - * Read `buflen' bytes into `buffer' from the file represented by `fd'. - * Returns -1 if all `buflen' bytes cannot be read, otherwise returns 0. - */ -int -wbio_nread(int fd, void *buffer, size_t buflen) -{ - size_t nread; - ssize_t nbytes; - char *buf = buffer; - - for (nread = 0; nread < buflen; nread += nbytes) { - nbytes = read(fd, &buf[nread], buflen - nread); - if (nbytes <= 0) - return (-1); - } - - return (0); -} - -/* - * Read a random number of `buflen' bytes into `buffer' from /dev/urandom. - * Returns -1 if all `buflen' bytes cannot be read, otherwise returns 0. - */ -int -wbio_nread_rand(void *buffer, size_t buflen) -{ - int fd; - - if ((fd = open("/dev/urandom", O_RDONLY)) == -1) { - return (-1); - } - - if (wbio_nread(fd, buffer, buflen) != 0) { - (void) close(fd); - return (-1); - } - - (void) close(fd); - return (0); -} |