Adding upstream version 6.0.4-dfsg.upstream/6.0.4-dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 210 insertions, 0 deletions

diff --git a/src/VBox/NetworkServices/NAT/winutils.h b/src/VBox/NetworkServices/NAT/winutils.h
new file mode 100644
index 00000000..cc39d463
--- /dev/null
+++ b/src/VBox/NetworkServices/NAT/winutils.h
@@ -0,0 +1,210 @@
+/* $Id: winutils.h $ */
+/** @file
+ * NAT Network - winsock compatibility shim.
+ */
+
+/*
+ * Copyright (C) 2013-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+#ifndef VBOX_INCLUDED_SRC_NAT_winutils_h
+#define VBOX_INCLUDED_SRC_NAT_winutils_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+# include <iprt/cdefs.h>
+
+# ifdef RT_OS_WINDOWS
+#  include <iprt/win/winsock2.h>
+#  include <iprt/win/ws2tcpip.h>
+#  include <mswsock.h>
+#  include <iprt/win/windows.h>
+#  include <iprt/err.h>
+#  include <iprt/net.h>
+#  include <iprt/log.h>
+/**
+ * Inclusion of lwip/def.h was added here to avoid conflict of definitions
+ * of hton-family functions in LWIP and windock's headers.
+ */
+#  include <lwip/def.h>
+
+#  ifndef PF_LOCAL
+#   define PF_LOCAL AF_INET
+#  endif
+
+#  ifdef DEBUG
+#   define err(code,...) do { \
+      AssertMsgFailed((__VA_ARGS__));           \
+    }while(0)
+#else
+#   define err(code,...) do { \
+      DPRINTF0((__VA_ARGS__));    \
+      ExitProcess(code); \
+    }while(0)
+#endif
+#  define errx err
+#  define __func__ __FUNCTION__
+#  define __attribute__(x) /* IGNORE */
+
+#  define SOCKERRNO()          (WSAGetLastError())
+#  define SET_SOCKERRNO(error) do { WSASetLastError(error); } while (0)
+
+/**
+ * "Windows Sockets Error Codes" obtained with WSAGetLastError().
+ * http://msdn.microsoft.com/en-us/library/windows/desktop/ms740668(v=vs.85).aspx
+ *
+ * This block of error codes from <winsock2.h> conflicts with "POSIX
+ * supplement" error codes from <errno.h>, but we don't expect to ever
+ * encounter the latter in the proxy code, so redefine them to their
+ * unixy names.
+ */
+#  undef  EWOULDBLOCK
+#  define EWOULDBLOCK           WSAEWOULDBLOCK
+#  undef  EINPROGRESS
+#  define EINPROGRESS           WSAEINPROGRESS
+#  undef  EALREADY
+#  define EALREADY              WSAEALREADY
+#  undef  ENOTSOCK
+#  define ENOTSOCK              WSAENOTSOCK
+#  undef  EDESTADDRREQ
+#  define EDESTADDRREQ          WSAEDESTADDRREQ
+#  undef  EMSGSIZE
+#  define EMSGSIZE              WSAEMSGSIZE
+#  undef  EPROTOTYPE
+#  define EPROTOTYPE            WSAEPROTOTYPE
+#  undef  ENOPROTOOPT
+#  define ENOPROTOOPT           WSAENOPROTOOPT
+#  undef  EPROTONOSUPPORT
+#  define EPROTONOSUPPORT       WSAEPROTONOSUPPORT
+#  undef  ESOCKTNOSUPPORT
+#  define ESOCKTNOSUPPORT       WSAESOCKTNOSUPPORT
+#  undef  EOPNOTSUPP
+#  define EOPNOTSUPP            WSAEOPNOTSUPP
+#  undef  EPFNOSUPPORT
+#  define EPFNOSUPPORT          WSAEPFNOSUPPORT
+#  undef  EAFNOSUPPORT
+#  define EAFNOSUPPORT          WSAEAFNOSUPPORT
+#  undef  EADDRINUSE
+#  define EADDRINUSE            WSAEADDRINUSE
+#  undef  EADDRNOTAVAIL
+#  define EADDRNOTAVAIL         WSAEADDRNOTAVAIL
+#  undef  ENETDOWN
+#  define ENETDOWN              WSAENETDOWN
+#  undef  ENETUNREACH
+#  define ENETUNREACH           WSAENETUNREACH
+#  undef  ENETRESET
+#  define ENETRESET             WSAENETRESET
+#  undef  ECONNABORTED
+#  define ECONNABORTED          WSAECONNABORTED
+#  undef  ECONNRESET
+#  define ECONNRESET            WSAECONNRESET
+#  undef  ENOBUFS
+#  define ENOBUFS               WSAENOBUFS
+#  undef  EISCONN
+#  define EISCONN               WSAEISCONN
+#  undef  ENOTCONN
+#  define ENOTCONN              WSAENOTCONN
+#  undef  ESHUTDOWN
+#  define ESHUTDOWN             WSAESHUTDOWN
+#  undef  ETOOMANYREFS
+#  define ETOOMANYREFS          WSAETOOMANYREFS
+#  undef  ETIMEDOUT
+#  define ETIMEDOUT             WSAETIMEDOUT
+#  undef  ECONNREFUSED
+#  define ECONNREFUSED          WSAECONNREFUSED
+#  undef  ELOOP
+#  define ELOOP                 WSAELOOP
+#  undef  ENAMETOOLONG
+#  define ENAMETOOLONG          WSAENAMETOOLONG
+#  undef  EHOSTDOWN
+#  define EHOSTDOWN             WSAEHOSTDOWN
+#  undef  EHOSTUNREACH
+#  define EHOSTUNREACH          WSAEHOSTUNREACH
+
+/**
+ * parameters to shutdown (2) with Winsock2
+ * http://msdn.microsoft.com/en-us/library/windows/desktop/ms740481(v=vs.85).aspx
+ */
+#  define SHUT_RD SD_RECEIVE
+#  define SHUT_WR SD_SEND
+#  define SHUT_RDWR SD_BOTH
+
+typedef ULONG nfds_t;
+
+typedef WSABUF IOVEC;
+
+#  define IOVEC_GET_BASE(iov) ((iov).buf)
+#  define IOVEC_SET_BASE(iov, b) ((iov).buf = (b))
+
+#  define IOVEC_GET_LEN(iov) ((iov).len)
+#  define IOVEC_SET_LEN(iov, l) ((iov).len = (ULONG)(l))
+
+#if _WIN32_WINNT < 0x0600
+/* otherwise defined the other way around in ws2def.h */
+#define cmsghdr _WSACMSGHDR
+
+#undef CMSG_DATA       /* wincrypt.h can byte my shiny metal #undef */
+#define CMSG_DATA WSA_CMSG_DATA
+#define CMSG_LEN WSA_CMSG_LEN
+#define CMSG_SPACE WSA_CMSG_SPACE
+
+#define CMSG_FIRSTHDR WSA_CMSG_FIRSTHDR
+#define CMSG_NXTHDR WSA_CMSG_NXTHDR
+#endif  /* _WIN32_WINNT < 0x0600 - provide unglified CMSG names */
+
+RT_C_DECLS_BEGIN
+int RTWinSocketPair(int domain, int type, int protocol, SOCKET socket_vector[2]);
+RT_C_DECLS_END
+
+# else /* !RT_OS_WINDOWS */
+
+#  include <errno.h>
+#  include <unistd.h>
+
+#  define SOCKET int
+#  define INVALID_SOCKET (-1)
+#  define SOCKET_ERROR (-1)
+
+#  define SOCKERRNO()          (errno)
+#  define SET_SOCKERRNO(error) do { errno = (error); } while (0)
+
+#  define closesocket(s) close(s)
+#  define ioctlsocket(s, req, arg) ioctl((s), (req), (arg))
+
+typedef struct iovec IOVEC;
+
+#  define IOVEC_GET_BASE(iov) ((iov).iov_base)
+#  define IOVEC_SET_BASE(iov, b) ((iov).iov_base = (b))
+
+#  define IOVEC_GET_LEN(iov) ((iov).iov_len)
+#  define IOVEC_SET_LEN(iov, l) ((iov).iov_len = (l))
+# endif
+
+DECLINLINE(int)
+proxy_error_is_transient(int error)
+{
+# if !defined(RT_OS_WINDOWS)
+    return error == EWOULDBLOCK
+#  if EAGAIN != EWOULDBLOCK
+        || error == EAGAIN
+#  endif
+        || error == EINTR
+        || error == ENOBUFS
+        || error == ENOMEM;
+# else
+    return error == WSAEWOULDBLOCK
+        || error == WSAEINTR    /* NB: we don't redefine EINTR above */
+        || error == WSAENOBUFS;
+# endif
+}
+
+#endif /* !VBOX_INCLUDED_SRC_NAT_winutils_h */