1 files changed, 356 insertions, 0 deletions
diff --git a/openbsd-compat/openbsd-compat.h b/openbsd-compat/openbsd-compat.h
new file mode 100644
index 0000000..f5c833b
--- /dev/null
+++ b/openbsd-compat/openbsd-compat.h
@@ -0,0 +1,356 @@
+/*
+ * Copyright (c) 1999-2003 Damien Miller.  All rights reserved.
+ * Copyright (c) 2003 Ben Lindstrom. All rights reserved.
+ * Copyright (c) 2002 Tim Rice.  All rights reserved.
+ *
+ * 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.
+ */
+
+#ifndef _OPENBSD_COMPAT_H
+#define _OPENBSD_COMPAT_H
+
+#include "includes.h"
+
+#include <sys/types.h>
+#include <pwd.h>
+
+#include <sys/socket.h>
+
+#include <stddef.h>  /* for wchar_t */
+
+/* OpenBSD function replacements */
+#include "base64.h"
+#include "sigact.h"
+#include "readpassphrase.h"
+#include "vis.h"
+#include "getrrsetbyname.h"
+#include "sha1.h"
+#include "sha2.h"
+#include "rmd160.h"
+#include "md5.h"
+#include "blf.h"
+
+#ifndef HAVE_BASENAME
+char *basename(const char *path);
+#endif
+
+#ifndef HAVE_BINDRESVPORT_SA
+int bindresvport_sa(int sd, struct sockaddr *sa);
+#endif
+
+#ifndef HAVE_CLOSEFROM
+void closefrom(int);
+#endif
+
+#ifndef HAVE_GETLINE
+ssize_t getline(char **, size_t *, FILE *);
+#endif
+
+#ifndef HAVE_GETPAGESIZE
+int getpagesize(void);
+#endif
+
+#ifndef HAVE_GETCWD
+char *getcwd(char *pt, size_t size);
+#endif
+
+#ifndef HAVE_REALLOCARRAY
+void *reallocarray(void *, size_t, size_t);
+#endif
+
+#ifndef HAVE_RECALLOCARRAY
+void *recallocarray(void *, size_t, size_t, size_t);
+#endif
+
+#if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH)
+/*
+ * glibc's FORTIFY_SOURCE can redefine this and prevent us picking up the
+ * compat version.
+ */
+# ifdef BROKEN_REALPATH
+#  define realpath(x, y) _ssh_compat_realpath(x, y)
+# endif
+
+char *realpath(const char *path, char *resolved);
+#endif
+
+#ifndef HAVE_RRESVPORT_AF
+int rresvport_af(int *alport, sa_family_t af);
+#endif
+
+#ifndef HAVE_STRLCPY
+size_t strlcpy(char *dst, const char *src, size_t siz);
+#endif
+
+#ifndef HAVE_STRLCAT
+size_t strlcat(char *dst, const char *src, size_t siz);
+#endif
+
+#ifndef HAVE_STRCASESTR
+char *strcasestr(const char *, const char *);
+#endif
+
+#ifndef HAVE_SETENV
+int setenv(register const char *name, register const char *value, int rewrite);
+#endif
+
+#ifndef HAVE_STRMODE
+void strmode(int mode, char *p);
+#endif
+
+#ifndef HAVE_STRPTIME
+#include  <time.h>
+char *strptime(const char *buf, const char *fmt, struct tm *tm);
+#endif
+
+#if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP)
+int mkstemps(char *path, int slen);
+int mkstemp(char *path);
+char *mkdtemp(char *path);
+#endif
+
+#ifndef HAVE_DAEMON
+int daemon(int nochdir, int noclose);
+#endif
+
+#ifndef HAVE_DIRNAME
+char *dirname(const char *path);
+#endif
+
+#ifndef HAVE_FMT_SCALED
+#define	FMT_SCALED_STRSIZE	7
+int	fmt_scaled(long long number, char *result);
+#endif
+
+#ifndef HAVE_SCAN_SCALED
+int	scan_scaled(char *, long long *);
+#endif
+
+#if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
+char *inet_ntoa(struct in_addr in);
+#endif
+
+#ifndef HAVE_INET_NTOP
+const char *inet_ntop(int af, const void *src, char *dst, socklen_t size);
+#endif
+
+#ifndef HAVE_INET_ATON
+int inet_aton(const char *cp, struct in_addr *addr);
+#endif
+
+#ifndef HAVE_STRSEP
+char *strsep(char **stringp, const char *delim);
+#endif
+
+#ifndef HAVE_SETPROCTITLE
+void setproctitle(const char *fmt, ...);
+void compat_init_setproctitle(int argc, char *argv[]);
+#endif
+
+#ifndef HAVE_GETGROUPLIST
+int getgrouplist(const char *, gid_t, gid_t *, int *);
+#endif
+
+#if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
+int BSDgetopt(int argc, char * const *argv, const char *opts);
+#include "openbsd-compat/getopt.h"
+#endif
+
+#if ((defined(HAVE_DECL_READV) && HAVE_DECL_READV == 0) || \
+    (defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0))
+# include <sys/types.h>
+# include <sys/uio.h>
+
+# if defined(HAVE_DECL_READV) && HAVE_DECL_READV == 0
+int readv(int, struct iovec *, int);
+# endif
+
+# if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0
+int writev(int, struct iovec *, int);
+# endif
+#endif
+
+/* Home grown routines */
+#include "bsd-misc.h"
+#include "bsd-setres_id.h"
+#include "bsd-signal.h"
+#include "bsd-statvfs.h"
+#include "bsd-waitpid.h"
+#include "bsd-poll.h"
+
+#ifndef HAVE_GETPEEREID
+int getpeereid(int , uid_t *, gid_t *);
+#endif
+
+#ifdef HAVE_ARC4RANDOM
+# ifndef HAVE_ARC4RANDOM_STIR
+#  define arc4random_stir()
+# endif
+#else
+unsigned int arc4random(void);
+void arc4random_stir(void);
+#endif /* !HAVE_ARC4RANDOM */
+
+#ifndef HAVE_ARC4RANDOM_BUF
+void arc4random_buf(void *, size_t);
+#endif
+
+#ifndef HAVE_ARC4RANDOM_UNIFORM
+u_int32_t arc4random_uniform(u_int32_t);
+#endif
+
+#ifndef HAVE_ASPRINTF
+int asprintf(char **, const char *, ...);
+#endif
+
+#ifndef HAVE_OPENPTY
+# include <sys/ioctl.h>	/* for struct winsize */
+int openpty(int *, int *, char *, struct termios *, struct winsize *);
+#endif /* HAVE_OPENPTY */
+
+#ifndef HAVE_SNPRINTF
+int snprintf(char *, size_t, SNPRINTF_CONST char *, ...);
+#endif
+
+#ifndef HAVE_STRTOLL
+long long strtoll(const char *, char **, int);
+#endif
+
+#ifndef HAVE_STRTOUL
+unsigned long strtoul(const char *, char **, int);
+#endif
+
+#ifndef HAVE_STRTOULL
+unsigned long long strtoull(const char *, char **, int);
+#endif
+
+#ifndef HAVE_STRTONUM
+long long strtonum(const char *, long long, long long, const char **);
+#endif
+
+/* multibyte character support */
+#ifndef HAVE_MBLEN
+# define mblen(x, y)	(1)
+#endif
+
+#ifndef HAVE_WCWIDTH
+# define wcwidth(x)	(((x) >= 0x20 && (x) <= 0x7e) ? 1 : -1)
+/* force our no-op nl_langinfo and mbtowc */
+# undef HAVE_NL_LANGINFO
+# undef HAVE_MBTOWC
+# undef HAVE_LANGINFO_H
+#endif
+
+#ifndef HAVE_NL_LANGINFO
+# define nl_langinfo(x)	""
+#endif
+
+#ifndef HAVE_MBTOWC
+int mbtowc(wchar_t *, const char*, size_t);
+#endif
+
+#if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF)
+# include <stdarg.h>
+#endif
+
+/*
+ * Some platforms unconditionally undefine va_copy() so we define VA_COPY()
+ * instead.  This is known to be the case on at least some configurations of
+ * AIX with the xlc compiler.
+ */
+#ifndef VA_COPY
+# ifdef HAVE_VA_COPY
+#  define VA_COPY(dest, src) va_copy(dest, src)
+# else
+#  ifdef HAVE___VA_COPY
+#   define VA_COPY(dest, src) __va_copy(dest, src)
+#  else
+#   define VA_COPY(dest, src) (dest) = (src)
+#  endif
+# endif
+#endif
+
+#ifndef HAVE_VASPRINTF
+int vasprintf(char **, const char *, va_list);
+#endif
+
+#ifndef HAVE_VSNPRINTF
+int vsnprintf(char *, size_t, const char *, va_list);
+#endif
+
+#ifndef HAVE_USER_FROM_UID
+char *user_from_uid(uid_t, int);
+#endif
+
+#ifndef HAVE_GROUP_FROM_GID
+char *group_from_gid(gid_t, int);
+#endif
+
+#ifndef HAVE_TIMINGSAFE_BCMP
+int timingsafe_bcmp(const void *, const void *, size_t);
+#endif
+
+#ifndef HAVE_BCRYPT_PBKDF
+int	bcrypt_pbkdf(const char *, size_t, const u_int8_t *, size_t,
+    u_int8_t *, size_t, unsigned int);
+#endif
+
+#ifndef HAVE_EXPLICIT_BZERO
+void explicit_bzero(void *p, size_t n);
+#endif
+
+#ifndef HAVE_FREEZERO
+void freezero(void *, size_t);
+#endif
+
+char *xcrypt(const char *password, const char *salt);
+char *shadow_pw(struct passwd *pw);
+
+/* rfc2553 socket API replacements */
+#include "fake-rfc2553.h"
+
+/* Routines for a single OS platform */
+#include "bsd-cygwin_util.h"
+
+#include "port-aix.h"
+#include "port-irix.h"
+#include "port-linux.h"
+#include "port-solaris.h"
+#include "port-net.h"
+#include "port-uw.h"
+
+/* _FORTIFY_SOURCE breaks FD_ISSET(n)/FD_SET(n) for n > FD_SETSIZE. Avoid. */
+#if defined(HAVE_FEATURES_H) && defined(_FORTIFY_SOURCE)
+# include <features.h>
+# if defined(__GNU_LIBRARY__) && defined(__GLIBC_PREREQ)
+#  if __GLIBC_PREREQ(2, 15) && (_FORTIFY_SOURCE > 0)
+#   include <sys/socket.h>  /* Ensure include guard is defined */
+#   undef FD_SET
+#   undef FD_ISSET
+#   define FD_SET(n, set)	kludge_FD_SET(n, set)
+#   define FD_ISSET(n, set)	kludge_FD_ISSET(n, set)
+void kludge_FD_SET(int, fd_set *);
+int kludge_FD_ISSET(int, fd_set *);
+#  endif /* __GLIBC_PREREQ(2, 15) && (_FORTIFY_SOURCE > 0) */
+# endif /* __GNU_LIBRARY__ && __GLIBC_PREREQ */
+#endif /* HAVE_FEATURES_H && _FORTIFY_SOURCE */
+
+#endif /* _OPENBSD_COMPAT_H */