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, 205 insertions, 0 deletions

diff --git a/src/VBox/NetworkServices/NAT/lwipopts.h b/src/VBox/NetworkServices/NAT/lwipopts.h
new file mode 100644
index 00000000..51c8b916
--- /dev/null
+++ b/src/VBox/NetworkServices/NAT/lwipopts.h
@@ -0,0 +1,205 @@
+/* $Id: lwipopts.h $ */
+/** @file
+ * NAT Network - lwIP configuration options.
+ */
+
+/*
+ * 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_lwipopts_h
+#define VBOX_INCLUDED_SRC_NAT_lwipopts_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBox/cdefs.h>     /* For VBOX_STRICT. */
+#include <iprt/mem.h>
+#include <iprt/alloca.h>    /* This may include malloc.h (msc), which is something that has
+                             * to be done before redefining any of the functions therein. */
+#include <iprt/rand.h> /* see LWIP_RAND() definition */
+
+/* lwip/sockets.h assumes that if FD_SET is defined (in case of Innotek GCC
+ * its definition is dragged through iprt/types.h) then struct timeval is
+ * defined as well, but it's not the case. So include it manually. */
+#ifdef RT_OS_OS2
+# include <sys/time.h>
+#endif
+
+/** Make lwIP use the libc malloc, or more precisely (see below) the IPRT
+ * memory allocation functions. */
+#define MEM_LIBC_MALLOC 1
+
+/** Set proper memory alignment. */
+#if HC_ARCH_BITS == 64
+# define MEM_ALIGNMENT 8
+#else
+#define MEM_ALIGNMENT 4
+#endif
+
+/* Padding before Ethernet header to make IP header aligned */
+#define ETH_PAD_SIZE 2
+
+/* IP */
+#define IP_REASSEMBLY 1
+#define IP_REASS_MAX_PBUFS      128
+
+
+
+/** Increase maximum TCP window size. */
+#define TCP_WND 32768
+
+/** Increase TCP maximum segment size. */
+#define TCP_MSS 1460
+
+/** Enable queueing of out-of-order segments. */
+#define TCP_QUEUE_OOSEQ 1
+
+/** TCP sender buffer space (bytes). */
+#define TCP_SND_BUF (32 * TCP_MSS)
+
+/* TCP sender buffer space (pbufs). This must be at least = 2 *
+   TCP_SND_BUF/TCP_MSS for things to work. */
+#define TCP_SND_QUEUELEN        128
+
+/* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
+   sends a lot of data out of ROM (or other static memory), this
+   should be set high.
+
+   NB: This is for PBUF_ROM and PBUF_REF pbufs only!
+
+   Number of PBUF_POOL pbufs is controlled by PBUF_POOL_SIZE that,
+   somewhat confusingly, breaks MEMP_NUM_* pattern.
+
+   PBUF_RAM pbufs are allocated with mem_malloc (with MEM_LIBC_MALLOC
+   set to 1 this is just system malloc), not memp_malloc.  */
+#define MEMP_NUM_PBUF (1024 * 4)
+
+
+/* MEMP_NUM_MLD6_GROUP: Maximum number of IPv6 multicast groups that
+   can be joined.
+
+   We need to be able to join solicited node multicast for each
+   address (potentially different) and two groups for DHCP6.  All
+   routers multicast is hardcoded in ip6.c and does not require
+   explicit joining.  Provide also for a few extra groups just in
+   case.  */
+#define MEMP_NUM_MLD6_GROUP     (LWIP_IPV6_NUM_ADDRESSES + /* dhcp6 */ 2 + /* extra */ 8)
+
+
+/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
+   segments. */
+#define MEMP_NUM_TCP_SEG (MEMP_NUM_TCP_PCB * TCP_SND_QUEUELEN / 2)
+
+/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
+   connections. */
+#define MEMP_NUM_TCP_PCB        128
+
+/* MEMP_NUM_TCPIP_MSG_*: the number of struct tcpip_msg, which is used
+   for sequential API communication and incoming packets. Used in
+   src/api/tcpip.c. */
+#define MEMP_NUM_TCPIP_MSG_API   128
+#define MEMP_NUM_TCPIP_MSG_INPKT 1024
+
+/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
+   per active UDP "connection". */
+#define MEMP_NUM_UDP_PCB        32
+
+/* Pbuf options */
+/* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
+   This is only for PBUF_POOL pbufs, primarily used by netif drivers.
+
+   This should have been named with the MEMP_NUM_ prefix (cf.
+   MEMP_NUM_PBUF for PBUF_ROM and PBUF_REF) as it controls the size of
+   yet another memp_malloc() pool.  */
+#define PBUF_POOL_SIZE          (1024 * 4)
+
+/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool.
+   Use default that is based on TCP_MSS and PBUF_LINK_HLEN.  */
+#undef PBUF_POOL_BUFSIZE
+
+/** Turn on support for lightweight critical region protection. Leaving this
+ * off uses synchronization code in pbuf.c which is totally polluted with
+ * races. All the other lwip source files would fall back to semaphore-based
+ * synchronization, but pbuf.c is just broken, leading to incorrect allocation
+ * and as a result to assertions due to buffers being double freed. */
+#define SYS_LIGHTWEIGHT_PROT 1
+
+/** Attempt to get rid of htons etc. macro issues. */
+#undef LWIP_PREFIX_BYTEORDER_FUNCS
+
+#define LWIP_TCPIP_CORE_LOCKING_INPUT 0
+#define LWIP_TCPIP_CORE_LOCKING 0
+#define LWIP_TCP 1
+#define LWIP_SOCKET 0
+#define LWIP_ARP 1
+#define ARP_PROXY 1
+#define LWIP_ETHERNET 1
+#define LWIP_COMPAT_SOCKETS 0
+#define LWIP_COMPAT_MUTEX 1
+
+#define LWIP_IPV6 1
+#define LWIP_IPV6_FORWARD 1
+#define LWIP_ND6_PROXY 1
+
+#define LWIP_ND6_ALLOW_RA_UPDATES       (!LWIP_IPV6_FORWARD)
+#define LWIP_IPV6_SEND_ROUTER_SOLICIT   (!LWIP_IPV6_FORWARD)
+/* IPv6 autoconfig we don't need in proxy, but it required for very seldom cases
+ * iSCSI over intnet with IPv6
+ */
+#define LWIP_IPV6_AUTOCONFIG            1
+#if LWIP_IPV6_FORWARD /* otherwise use the default from lwip/opt.h */
+#define LWIP_IPV6_DUP_DETECT_ATTEMPTS   0
+#endif
+
+#define LWIP_IPV6_FRAG                  1
+
+/**
+ * aka Slirp mode.
+ */
+#define LWIP_CONNECTION_PROXY 1
+#define IP_FORWARD            1
+
+/* MEMP_NUM_SYS_TIMEOUT: the number of simultaneously active
+   timeouts. */
+#define MEMP_NUM_SYS_TIMEOUT    256
+
+
+/* this is required for IPv6 and IGMP needs */
+#define LWIP_RAND() RTRandU32()
+
+/* Debugging stuff. */
+#ifdef DEBUG
+# define LWIP_DEBUG
+# include "lwip-log.h"
+
+# define LWIP_PROXY_DEBUG LWIP_DBG_OFF
+#endif /* DEBUG */
+
+/* printf formatter definitions */
+#define U16_F "hu"
+#define S16_F "hd"
+#define X16_F "hx"
+#define U32_F "u"
+#define S32_F "d"
+#define X32_F "x"
+
+/* Redirect libc memory alloc functions to IPRT. */
+#define malloc(x) RTMemAlloc(x)
+#define realloc(x,y) RTMemRealloc((x), (y))
+#define free(x) RTMemFree(x)
+
+/* Align VBOX_STRICT and LWIP_NOASSERT. */
+#ifndef VBOX_STRICT
+# define LWIP_NOASSERT 1
+#endif
+
+#endif /* !VBOX_INCLUDED_SRC_NAT_lwipopts_h */