diff options
Diffstat (limited to 'crypto/openssh/openbsd-compat/xmmap.c')
| -rw-r--r-- | crypto/openssh/openbsd-compat/xmmap.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/crypto/openssh/openbsd-compat/xmmap.c b/crypto/openssh/openbsd-compat/xmmap.c deleted file mode 100644 index 0fb2326..0000000 --- a/crypto/openssh/openbsd-compat/xmmap.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (c) 2002 Tim Rice. All rights reserved. - * MAP_FAILED code by Solar Designer. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* $Id: xmmap.c,v 1.12 2006/08/24 09:58:36 dtucker Exp $ */ - -#include "includes.h" - -#include <sys/types.h> -#ifdef HAVE_SYS_MMAN_H -#include <sys/mman.h> -#endif -#include <sys/stat.h> - -#ifdef HAVE_FCNTL_H -# include <fcntl.h> -#endif -#include <errno.h> -#include <stdarg.h> -#include <string.h> -#include <unistd.h> - -#include "log.h" - -void *xmmap(size_t size) -{ -#ifdef HAVE_MMAP - void *address; - -# ifdef MAP_ANON - address = mmap(NULL, size, PROT_WRITE|PROT_READ, MAP_ANON|MAP_SHARED, - -1, (off_t)0); -# else - address = mmap(NULL, size, PROT_WRITE|PROT_READ, MAP_SHARED, - open("/dev/zero", O_RDWR), (off_t)0); -# endif - -#define MM_SWAP_TEMPLATE "/var/run/sshd.mm.XXXXXXXX" - if (address == (void *)MAP_FAILED) { - char tmpname[sizeof(MM_SWAP_TEMPLATE)] = MM_SWAP_TEMPLATE; - int tmpfd; - mode_t old_umask; - - old_umask = umask(0177); - tmpfd = mkstemp(tmpname); - umask(old_umask); - if (tmpfd == -1) - fatal("mkstemp(\"%s\"): %s", - MM_SWAP_TEMPLATE, strerror(errno)); - unlink(tmpname); - ftruncate(tmpfd, size); - address = mmap(NULL, size, PROT_WRITE|PROT_READ, MAP_SHARED, - tmpfd, (off_t)0); - close(tmpfd); - } - - return (address); -#else - fatal("%s: UsePrivilegeSeparation=yes and Compression=yes not supported", - __func__); -#endif /* HAVE_MMAP */ - -} - |
