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-rw-r--r--package/uboot-lantiq/patches/300-httpd.patch2258
1 files changed, 1129 insertions, 1129 deletions
diff --git a/package/uboot-lantiq/patches/300-httpd.patch b/package/uboot-lantiq/patches/300-httpd.patch
index 25e84cde3e..d244e2d42c 100644
--- a/package/uboot-lantiq/patches/300-httpd.patch
+++ b/package/uboot-lantiq/patches/300-httpd.patch
@@ -19,6 +19,26 @@
int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
return netboot_common (TFTP, cmdtp, argc, argv);
+--- /dev/null
++++ b/include/httpd.h
+@@ -0,0 +1,17 @@
++#ifndef _UIP_HTTPD_H__
++#define _UIP_HTTPD_H__
++
++void HttpdStart (void);
++void HttpdHandler (void);
++
++/* board specific implementation */
++extern int do_http_upgrade(const unsigned char *data, const ulong size);
++
++#define HTTP_PROGRESS_START 0
++#define HTTP_PROGRESS_TIMEOUT 1
++#define HTTP_PROGRESS_UPLOAD_READY 2
++#define HTTP_PROGRESS_UGRADE_READY 3
++#define HTTP_PROGRESS_UGRADE_FAILED 4
++extern int do_http_progress(const int state);
++
++#endif
--- a/include/net.h
+++ b/include/net.h
@@ -383,7 +383,8 @@ extern int NetTimeOffset; /* offset ti
@@ -31,6 +51,29 @@
/* Shutdown adapters and cleanup */
extern void NetStop(void);
+--- a/net/Makefile
++++ b/net/Makefile
+@@ -26,6 +26,10 @@ include $(TOPDIR)/config.mk
+ # CFLAGS += -DDEBUG
+
+ LIB = $(obj)libnet.a
++UIPDIR = uip-0.9
++RSADIR = uip-0.9
++$(shell mkdir -p $(obj)$(UIPDIR))
++$(shell mkdir -p $(obj)$(RSADIR))
+
+ COBJS-$(CONFIG_CMD_NET) += bootp.o
+ COBJS-$(CONFIG_CMD_DNS) += dns.o
+@@ -36,6 +40,9 @@ COBJS-$(CONFIG_CMD_NET) += rarp.o
+ COBJS-$(CONFIG_CMD_SNTP) += sntp.o
+ COBJS-$(CONFIG_CMD_NET) += tftp.o
+
++COBJS-$(CONFIG_CMD_HTTPD) += httpd.o $(UIPDIR)/fs.o $(UIPDIR)/httpd.o $(UIPDIR)/uip_arp.o $(UIPDIR)/uip_arch.o $(UIPDIR)/uip.o
++COBJS-$(CONFIG_CMD_RSA) += $(RSADIR)/bigint.o $(RSADIR)/base64.o $(RSADIR)/rmd160.o $(RSADIR)/rsa.o
++
+ COBJS := $(COBJS-y)
+ SRCS := $(COBJS:.o=.c)
+ OBJS := $(addprefix $(obj),$(COBJS))
--- /dev/null
+++ b/net/httpd.c
@@ -0,0 +1,52 @@
@@ -86,49 +129,6 @@
+}
+
+#endif
---- /dev/null
-+++ b/include/httpd.h
-@@ -0,0 +1,17 @@
-+#ifndef _UIP_HTTPD_H__
-+#define _UIP_HTTPD_H__
-+
-+void HttpdStart (void);
-+void HttpdHandler (void);
-+
-+/* board specific implementation */
-+extern int do_http_upgrade(const unsigned char *data, const ulong size);
-+
-+#define HTTP_PROGRESS_START 0
-+#define HTTP_PROGRESS_TIMEOUT 1
-+#define HTTP_PROGRESS_UPLOAD_READY 2
-+#define HTTP_PROGRESS_UGRADE_READY 3
-+#define HTTP_PROGRESS_UGRADE_FAILED 4
-+extern int do_http_progress(const int state);
-+
-+#endif
---- a/net/Makefile
-+++ b/net/Makefile
-@@ -26,6 +26,10 @@ include $(TOPDIR)/config.mk
- # CFLAGS += -DDEBUG
-
- LIB = $(obj)libnet.a
-+UIPDIR = uip-0.9
-+RSADIR = uip-0.9
-+$(shell mkdir -p $(obj)$(UIPDIR))
-+$(shell mkdir -p $(obj)$(RSADIR))
-
- COBJS-y += bootp.o
- COBJS-$(CONFIG_CMD_DNS) += dns.o
-@@ -36,6 +40,9 @@ COBJS-y += rarp.o
- COBJS-$(CONFIG_CMD_SNTP) += sntp.o
- COBJS-y += tftp.o
-
-+COBJS-$(CONFIG_CMD_HTTPD) += httpd.o $(UIPDIR)/fs.o $(UIPDIR)/httpd.o $(UIPDIR)/uip_arp.o $(UIPDIR)/uip_arch.o $(UIPDIR)/uip.o
-+COBJS-$(CONFIG_CMD_RSA) += $(RSADIR)/bigint.o $(RSADIR)/base64.o $(RSADIR)/rmd160.o $(RSADIR)/rsa.o
-+
- COBJS := $(COBJS-y)
- SRCS := $(COBJS:.o=.c)
- OBJS := $(addprefix $(obj),$(COBJS))
--- a/net/net.c
+++ b/net/net.c
@@ -95,6 +95,19 @@
@@ -149,9 +149,9 @@
+extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
+#endif
- #if defined(CONFIG_CMD_NET)
+ DECLARE_GLOBAL_DATA_PTR;
-@@ -1310,6 +1323,13 @@ NetReceive(volatile uchar * inpkt, int l
+@@ -1308,6 +1321,13 @@ NetReceive(volatile uchar * inpkt, int l
debug("packet received\n");
@@ -165,7 +165,7 @@
NetRxPacket = inpkt;
NetRxPacketLen = len;
et = (Ethernet_t *)inpkt;
-@@ -1952,3 +1972,162 @@ ushort getenv_VLAN(char *var)
+@@ -1922,3 +1942,162 @@ ushort getenv_VLAN(char *var)
{
return (string_to_VLAN(getenv(var)));
}
@@ -329,6 +329,40 @@
+
+#endif
--- /dev/null
++++ b/net/rsa/Makefile
+@@ -0,0 +1,31 @@
++#
++# FONRSA & FONSIGN libraries unit testing
++#
++# This file is part of FONUCS. Copyright (C) 2007 FON Wireless Ltd.
++#
++# Execute in this directory
++#
++# Created: 20070422 Pablo Martin Medrano <pablo@fon.com>
++#
++# $Id: Makefile 389 2007-06-11 08:29:56Z pablo.martin $
++#
++# FIXME: Put this in the main Makefile.am
++#
++all: fonsign dump_key
++
++fonsign:
++ gcc -g sign_openssl.c -D__MAINTEST__ -o fonsign -lssl
++
++dump_key:
++ gcc -o dump_key dump_key.c
++ ./dump_key > public_key.h
++
++foncheckrsa:
++ gcc -g bigint.c fonrsa.c rmd160.c foncheckrsa.c base64.c log.c -o foncheckrsa
++
++#private_fon_rsa_key.pem:
++# openssl genrsa -out private_fon_rsa_key.pem 4096
++# openssl rsa -in private_fon_rsa_key.pem -pubout -out public_fon_rsa_key.pem
++
++clean:
++ rm fonsign dump_key
+--- /dev/null
+++ b/net/rsa/base64.c
@@ -0,0 +1,137 @@
+#include "base64.h"
@@ -2674,40 +2708,6 @@
+#endif
+
--- /dev/null
-+++ b/net/rsa/Makefile
-@@ -0,0 +1,31 @@
-+#
-+# FONRSA & FONSIGN libraries unit testing
-+#
-+# This file is part of FONUCS. Copyright (C) 2007 FON Wireless Ltd.
-+#
-+# Execute in this directory
-+#
-+# Created: 20070422 Pablo Martin Medrano <pablo@fon.com>
-+#
-+# $Id: Makefile 389 2007-06-11 08:29:56Z pablo.martin $
-+#
-+# FIXME: Put this in the main Makefile.am
-+#
-+all: fonsign dump_key
-+
-+fonsign:
-+ gcc -g sign_openssl.c -D__MAINTEST__ -o fonsign -lssl
-+
-+dump_key:
-+ gcc -o dump_key dump_key.c
-+ ./dump_key > public_key.h
-+
-+foncheckrsa:
-+ gcc -g bigint.c fonrsa.c rmd160.c foncheckrsa.c base64.c log.c -o foncheckrsa
-+
-+#private_fon_rsa_key.pem:
-+# openssl genrsa -out private_fon_rsa_key.pem 4096
-+# openssl rsa -in private_fon_rsa_key.pem -pubout -out public_fon_rsa_key.pem
-+
-+clean:
-+ rm fonsign dump_key
---- /dev/null
+++ b/net/rsa/public_key.h
@@ -0,0 +1,52 @@
+unsigned char public_key[] = {
@@ -4040,6 +4040,63 @@
+#endif
+
--- /dev/null
++++ b/net/uip-0.9/Makefile
+@@ -0,0 +1,54 @@
++# Copyright (c) 2001, Adam Dunkels.
++# 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.
++# 3. All advertising materials mentioning features or use of this software
++# must display the following acknowledgement:
++# This product includes software developed by Adam Dunkels.
++# 4. The name of the author may not be used to endorse or promote
++# products derived from this software without specific prior
++# written permission.
++#
++# 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.
++#
++# This file is part of the uIP TCP/IP stack.
++#
++# $Id: Makefile,v 1.8.2.2 2003/10/04 22:54:17 adam Exp $
++#
++
++CC=gcc
++CFLAGS=-Wall -fpack-struct -DDUMP=0
++
++all: uip
++
++uip: uip.o uip_arch.o tapdev.o httpd.o main.o fs.o uip_arp.o
++ $(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@
++
++%.o: %.c
++ $(CC) $(CFLAGS) -c $^ -o $@
++
++clean:
++ rm -f *.o *~ *core uip
++
++
++
++
++
++
+--- /dev/null
+++ b/net/uip-0.9/fs.c
@@ -0,0 +1,154 @@
+/**
@@ -4197,6 +4254,89 @@
+#endif /* FS_STATISTICS */
+/*-----------------------------------------------------------------------------------*/
--- /dev/null
++++ b/net/uip-0.9/fs.h
+@@ -0,0 +1,80 @@
++/**
++ * \addtogroup httpd
++ * @{
++ */
++
++/**
++ * \file
++ * HTTP server read-only file system header file.
++ * \author Adam Dunkels <adam@dunkels.com>
++ */
++
++/*
++ * Copyright (c) 2001, Swedish Institute of Computer Science.
++ * 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.
++ * 3. Neither the name of the Institute nor the names of its contributors
++ * may be used to endorse or promote products derived from this software
++ * without specific prior written permission.
++ *
++ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
++ *
++ * This file is part of the lwIP TCP/IP stack.
++ *
++ * Author: Adam Dunkels <adam@sics.se>
++ *
++ * $Id: fs.h,v 1.6.2.3 2003/10/07 13:22:27 adam Exp $
++ */
++#ifndef __FS_H__
++#define __FS_H__
++
++#include "uip.h"
++
++/**
++ * An open file in the read-only file system.
++ */
++struct fs_file {
++ char *data; /**< The actual file data. */
++ int len; /**< The length of the file data. */
++};
++
++/**
++ * Open a file in the read-only file system.
++ *
++ * \param name The name of the file.
++ *
++ * \param file The file pointer, which must be allocated by caller and
++ * will be filled in by the function.
++ */
++int fs_open(const char *name, struct fs_file *file);
++
++#ifdef FS_STATISTICS
++#if FS_STATISTICS == 1
++u16_t fs_count(char *name);
++#endif /* FS_STATISTICS */
++#endif /* FS_STATISTICS */
++
++/**
++ * Initialize the read-only file system.
++ */
++void fs_init(void);
++
++#endif /* __FS_H__ */
+--- /dev/null
+++ b/net/uip-0.9/fsdata.c
@@ -0,0 +1,199 @@
+static const char data_flashing_html[] = {
@@ -4467,89 +4607,6 @@
+
+#endif /* __FSDATA_H__ */
--- /dev/null
-+++ b/net/uip-0.9/fs.h
-@@ -0,0 +1,80 @@
-+/**
-+ * \addtogroup httpd
-+ * @{
-+ */
-+
-+/**
-+ * \file
-+ * HTTP server read-only file system header file.
-+ * \author Adam Dunkels <adam@dunkels.com>
-+ */
-+
-+/*
-+ * Copyright (c) 2001, Swedish Institute of Computer Science.
-+ * 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.
-+ * 3. Neither the name of the Institute nor the names of its contributors
-+ * may be used to endorse or promote products derived from this software
-+ * without specific prior written permission.
-+ *
-+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE OR CONTRIBUTORS 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.
-+ *
-+ * This file is part of the lwIP TCP/IP stack.
-+ *
-+ * Author: Adam Dunkels <adam@sics.se>
-+ *
-+ * $Id: fs.h,v 1.6.2.3 2003/10/07 13:22:27 adam Exp $
-+ */
-+#ifndef __FS_H__
-+#define __FS_H__
-+
-+#include "uip.h"
-+
-+/**
-+ * An open file in the read-only file system.
-+ */
-+struct fs_file {
-+ char *data; /**< The actual file data. */
-+ int len; /**< The length of the file data. */
-+};
-+
-+/**
-+ * Open a file in the read-only file system.
-+ *
-+ * \param name The name of the file.
-+ *
-+ * \param file The file pointer, which must be allocated by caller and
-+ * will be filled in by the function.
-+ */
-+int fs_open(const char *name, struct fs_file *file);
-+
-+#ifdef FS_STATISTICS
-+#if FS_STATISTICS == 1
-+u16_t fs_count(char *name);
-+#endif /* FS_STATISTICS */
-+#endif /* FS_STATISTICS */
-+
-+/**
-+ * Initialize the read-only file system.
-+ */
-+void fs_init(void);
-+
-+#endif /* __FS_H__ */
---- /dev/null
+++ b/net/uip-0.9/httpd.c
@@ -0,0 +1,278 @@
+#include "uip.h"
@@ -5008,63 +5065,6 @@
+ return 0;
+}
--- /dev/null
-+++ b/net/uip-0.9/Makefile
-@@ -0,0 +1,54 @@
-+# Copyright (c) 2001, Adam Dunkels.
-+# 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.
-+# 3. All advertising materials mentioning features or use of this software
-+# must display the following acknowledgement:
-+# This product includes software developed by Adam Dunkels.
-+# 4. The name of the author may not be used to endorse or promote
-+# products derived from this software without specific prior
-+# written permission.
-+#
-+# 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.
-+#
-+# This file is part of the uIP TCP/IP stack.
-+#
-+# $Id: Makefile,v 1.8.2.2 2003/10/04 22:54:17 adam Exp $
-+#
-+
-+CC=gcc
-+CFLAGS=-Wall -fpack-struct -DDUMP=0
-+
-+all: uip
-+
-+uip: uip.o uip_arch.o tapdev.o httpd.o main.o fs.o uip_arp.o
-+ $(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@
-+
-+%.o: %.c
-+ $(CC) $(CFLAGS) -c $^ -o $@
-+
-+clean:
-+ rm -f *.o *~ *core uip
-+
-+
-+
-+
-+
-+
---- /dev/null
+++ b/net/uip-0.9/tapdev.c
@@ -0,0 +1,192 @@
+/*
@@ -5305,915 +5305,6 @@
+
+#endif /* __TAPDEV_H__ */
--- /dev/null
-+++ b/net/uip-0.9/uip_arch.c
-@@ -0,0 +1,145 @@
-+/*
-+ * Copyright (c) 2001, Adam Dunkels.
-+ * 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.
-+ * 3. The name of the author may not be used to endorse or promote
-+ * products derived from this software without specific prior
-+ * written permission.
-+ *
-+ * 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.
-+ *
-+ * This file is part of the uIP TCP/IP stack.
-+ *
-+ * $Id: uip_arch.c,v 1.2.2.1 2003/10/04 22:54:17 adam Exp $
-+ *
-+ */
-+
-+
-+#include "uip.h"
-+#include "uip_arch.h"
-+
-+#define BUF ((uip_tcpip_hdr *)&uip_buf[UIP_LLH_LEN])
-+#define IP_PROTO_TCP 6
-+
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_add32(u8_t *op32, u16_t op16)
-+{
-+
-+ uip_acc32[3] = op32[3] + (op16 & 0xff);
-+ uip_acc32[2] = op32[2] + (op16 >> 8);
-+ uip_acc32[1] = op32[1];
-+ uip_acc32[0] = op32[0];
-+
-+ if(uip_acc32[2] < (op16 >> 8)) {
-+ ++uip_acc32[1];
-+ if(uip_acc32[1] == 0) {
-+ ++uip_acc32[0];
-+ }
-+ }
-+
-+
-+ if(uip_acc32[3] < (op16 & 0xff)) {
-+ ++uip_acc32[2];
-+ if(uip_acc32[2] == 0) {
-+ ++uip_acc32[1];
-+ if(uip_acc32[1] == 0) {
-+ ++uip_acc32[0];
-+ }
-+ }
-+ }
-+}
-+/*-----------------------------------------------------------------------------------*/
-+u16_t
-+uip_chksum(u16_t *sdata, u16_t len)
-+{
-+ u16_t acc;
-+
-+ for(acc = 0; len > 1; len -= 2) {
-+ acc += *sdata;
-+ if(acc < *sdata) {
-+ /* Overflow, so we add the carry to acc (i.e., increase by
-+ one). */
-+ ++acc;
-+ }
-+ ++sdata;
-+ }
-+
-+ /* add up any odd byte */
-+ if(len == 1) {
-+ acc += htons(((u16_t)(*(u8_t *)sdata)) << 8);
-+ if(acc < htons(((u16_t)(*(u8_t *)sdata)) << 8)) {
-+ ++acc;
-+ }
-+ }
-+
-+ return acc;
-+}
-+/*-----------------------------------------------------------------------------------*/
-+u16_t
-+uip_ipchksum(void)
-+{
-+ return uip_chksum((u16_t *)&uip_buf[UIP_LLH_LEN], 20);
-+}
-+/*-----------------------------------------------------------------------------------*/
-+u16_t
-+uip_tcpchksum(void)
-+{
-+ u16_t hsum, sum;
-+
-+
-+ /* Compute the checksum of the TCP header. */
-+ hsum = uip_chksum((u16_t *)&uip_buf[20 + UIP_LLH_LEN], 20);
-+
-+ /* Compute the checksum of the data in the TCP packet and add it to
-+ the TCP header checksum. */
-+ sum = uip_chksum((u16_t *)uip_appdata,
-+ (u16_t)(((((u16_t)(BUF->len[0]) << 8) + BUF->len[1]) - 40)));
-+
-+ if((sum += hsum) < hsum) {
-+ ++sum;
-+ }
-+
-+ if((sum += BUF->srcipaddr[0]) < BUF->srcipaddr[0]) {
-+ ++sum;
-+ }
-+ if((sum += BUF->srcipaddr[1]) < BUF->srcipaddr[1]) {
-+ ++sum;
-+ }
-+ if((sum += BUF->destipaddr[0]) < BUF->destipaddr[0]) {
-+ ++sum;
-+ }
-+ if((sum += BUF->destipaddr[1]) < BUF->destipaddr[1]) {
-+ ++sum;
-+ }
-+ if((sum += (u16_t)htons((u16_t)IP_PROTO_TCP)) < (u16_t)htons((u16_t)IP_PROTO_TCP)) {
-+ ++sum;
-+ }
-+
-+ hsum = (u16_t)htons((((u16_t)(BUF->len[0]) << 8) + BUF->len[1]) - 20);
-+
-+ if((sum += hsum) < hsum) {
-+ ++sum;
-+ }
-+
-+ return sum;
-+}
-+/*-----------------------------------------------------------------------------------*/
---- /dev/null
-+++ b/net/uip-0.9/uip_arch.h
-@@ -0,0 +1,130 @@
-+/**
-+ * \defgroup uiparch Architecture specific uIP functions
-+ * @{
-+ *
-+ * The functions in the architecture specific module implement the IP
-+ * check sum and 32-bit additions.
-+ *
-+ * The IP checksum calculation is the most computationally expensive
-+ * operation in the TCP/IP stack and it therefore pays off to
-+ * implement this in efficient assembler. The purpose of the uip-arch
-+ * module is to let the checksum functions to be implemented in
-+ * architecture specific assembler.
-+ *
-+ */
-+
-+/**
-+ * \file
-+ * Declarations of architecture specific functions.
-+ * \author Adam Dunkels <adam@dunkels.com>
-+ */
-+
-+/*
-+ * Copyright (c) 2001, Adam Dunkels.
-+ * 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.
-+ * 3. The name of the author may not be used to endorse or promote
-+ * products derived from this software without specific prior
-+ * written permission.
-+ *
-+ * 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.
-+ *
-+ * This file is part of the uIP TCP/IP stack.
-+ *
-+ * $Id: uip_arch.h,v 1.1.2.2 2003/10/06 15:10:22 adam Exp $
-+ *
-+ */
-+
-+#ifndef __UIP_ARCH_H__
-+#define __UIP_ARCH_H__
-+
-+#include "uip.h"
-+
-+/**
-+ * Carry out a 32-bit addition.
-+ *
-+ * Because not all architectures for which uIP is intended has native
-+ * 32-bit arithmetic, uIP uses an external C function for doing the
-+ * required 32-bit additions in the TCP protocol processing. This
-+ * function should add the two arguments and place the result in the
-+ * global variable uip_acc32.
-+ *
-+ * \note The 32-bit integer pointed to by the op32 parameter and the
-+ * result in the uip_acc32 variable are in network byte order (big
-+ * endian).
-+ *
-+ * \param op32 A pointer to a 4-byte array representing a 32-bit
-+ * integer in network byte order (big endian).
-+ *
-+ * \param op16 A 16-bit integer in host byte order.
-+ */
-+void uip_add32(u8_t *op32, u16_t op16);
-+
-+/**
-+ * Calculate the Internet checksum over a buffer.
-+ *
-+ * The Internet checksum is the one's complement of the one's
-+ * complement sum of all 16-bit words in the buffer.
-+ *
-+ * See RFC1071.
-+ *
-+ * \note This function is not called in the current version of uIP,
-+ * but future versions might make use of it.
-+ *
-+ * \param buf A pointer to the buffer over which the checksum is to be
-+ * computed.
-+ *
-+ * \param len The length of the buffer over which the checksum is to
-+ * be computed.
-+ *
-+ * \return The Internet checksum of the buffer.
-+ */
-+u16_t uip_chksum(u16_t *buf, u16_t len);
-+
-+/**
-+ * Calculate the IP header checksum of the packet header in uip_buf.
-+ *
-+ * The IP header checksum is the Internet checksum of the 20 bytes of
-+ * the IP header.
-+ *
-+ * \return The IP header checksum of the IP header in the uip_buf
-+ * buffer.
-+ */
-+u16_t uip_ipchksum(void);
-+
-+/**
-+ * Calculate the TCP checksum of the packet in uip_buf and uip_appdata.
-+ *
-+ * The TCP checksum is the Internet checksum of data contents of the
-+ * TCP segment, and a pseudo-header as defined in RFC793.
-+ *
-+ * \note The uip_appdata pointer that points to the packet data may
-+ * point anywhere in memory, so it is not possible to simply calculate
-+ * the Internet checksum of the contents of the uip_buf buffer.
-+ *
-+ * \return The TCP checksum of the TCP segment in uip_buf and pointed
-+ * to by uip_appdata.
-+ */
-+u16_t uip_tcpchksum(void);
-+
-+/** @} */
-+
-+#endif /* __UIP_ARCH_H__ */
---- /dev/null
-+++ b/net/uip-0.9/uip_arp.c
-@@ -0,0 +1,421 @@
-+/**
-+ * \addtogroup uip
-+ * @{
-+ */
-+
-+/**
-+ * \defgroup uiparp uIP Address Resolution Protocol
-+ * @{
-+ *
-+ * The Address Resolution Protocol ARP is used for mapping between IP
-+ * addresses and link level addresses such as the Ethernet MAC
-+ * addresses. ARP uses broadcast queries to ask for the link level
-+ * address of a known IP address and the host which is configured with
-+ * the IP address for which the query was meant, will respond with its
-+ * link level address.
-+ *
-+ * \note This ARP implementation only supports Ethernet.
-+ */
-+
-+/**
-+ * \file
-+ * Implementation of the ARP Address Resolution Protocol.
-+ * \author Adam Dunkels <adam@dunkels.com>
-+ *
-+ */
-+
-+/*
-+ * Copyright (c) 2001-2003, Adam Dunkels.
-+ * 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.
-+ * 3. The name of the author may not be used to endorse or promote
-+ * products derived from this software without specific prior
-+ * written permission.
-+ *
-+ * 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.
-+ *
-+ * This file is part of the uIP TCP/IP stack.
-+ *
-+ * $Id: uip_arp.c,v 1.7.2.3 2003/10/06 22:42:30 adam Exp $
-+ *
-+ */
-+
-+
-+#include "uip_arp.h"
-+
-+struct arp_hdr {
-+ struct uip_eth_hdr ethhdr;
-+ u16_t hwtype;
-+ u16_t protocol;
-+ u8_t hwlen;
-+ u8_t protolen;
-+ u16_t opcode;
-+ struct uip_eth_addr shwaddr;
-+ u16_t sipaddr[2];
-+ struct uip_eth_addr dhwaddr;
-+ u16_t dipaddr[2];
-+};
-+
-+struct ethip_hdr {
-+ struct uip_eth_hdr ethhdr;
-+ /* IP header. */
-+ u8_t vhl,
-+ tos,
-+ len[2],
-+ ipid[2],
-+ ipoffset[2],
-+ ttl,
-+ proto;
-+ u16_t ipchksum;
-+ u16_t srcipaddr[2],
-+ destipaddr[2];
-+};
-+
-+#define ARP_REQUEST 1
-+#define ARP_REPLY 2
-+
-+#define ARP_HWTYPE_ETH 1
-+
-+struct arp_entry {
-+ u16_t ipaddr[2];
-+ struct uip_eth_addr ethaddr;
-+ u8_t time;
-+};
-+
-+struct uip_eth_addr uip_ethaddr = {{UIP_ETHADDR0,
-+ UIP_ETHADDR1,
-+ UIP_ETHADDR2,
-+ UIP_ETHADDR3,
-+ UIP_ETHADDR4,
-+ UIP_ETHADDR5}};
-+
-+static struct arp_entry arp_table[UIP_ARPTAB_SIZE];
-+static u16_t ipaddr[2];
-+static u8_t i, c;
-+
-+static u8_t arptime;
-+static u8_t tmpage;
-+
-+#define BUF ((struct arp_hdr *)&uip_buf[0])
-+#define IPBUF ((struct ethip_hdr *)&uip_buf[0])
-+/*-----------------------------------------------------------------------------------*/
-+/**
-+ * Initialize the ARP module.
-+ *
-+ */
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_arp_init(void)
-+{
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+ memset(arp_table[i].ipaddr, 0, 4);
-+ }
-+}
-+/*-----------------------------------------------------------------------------------*/
-+/**
-+ * Periodic ARP processing function.
-+ *
-+ * This function performs periodic timer processing in the ARP module
-+ * and should be called at regular intervals. The recommended interval
-+ * is 10 seconds between the calls.
-+ *
-+ */
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_arp_timer(void)
-+{
-+ struct arp_entry *tabptr;
-+
-+ ++arptime;
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+ tabptr = &arp_table[i];
-+ if((tabptr->ipaddr[0] | tabptr->ipaddr[1]) != 0 &&
-+ arptime - tabptr->time >= UIP_ARP_MAXAGE) {
-+ memset(tabptr->ipaddr, 0, 4);
-+ }
-+ }
-+
-+}
-+/*-----------------------------------------------------------------------------------*/
-+static void
-+uip_arp_update(u16_t *ipaddr, struct uip_eth_addr *ethaddr)
-+{
-+ register struct arp_entry *tabptr;
-+ /* Walk through the ARP mapping table and try to find an entry to
-+ update. If none is found, the IP -> MAC address mapping is
-+ inserted in the ARP table. */
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+
-+ tabptr = &arp_table[i];
-+ /* Only check those entries that are actually in use. */
-+ if(tabptr->ipaddr[0] != 0 &&
-+ tabptr->ipaddr[1] != 0) {
-+
-+ /* Check if the source IP address of the incoming packet matches
-+ the IP address in this ARP table entry. */
-+ if(ipaddr[0] == tabptr->ipaddr[0] &&
-+ ipaddr[1] == tabptr->ipaddr[1]) {
-+
-+ /* An old entry found, update this and return. */
-+ memcpy(tabptr->ethaddr.addr, ethaddr->addr, 6);
-+ tabptr->time = arptime;
-+
-+ return;
-+ }
-+ }
-+ }
-+
-+ /* If we get here, no existing ARP table entry was found, so we
-+ create one. */
-+
-+ /* First, we try to find an unused entry in the ARP table. */
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+ tabptr = &arp_table[i];
-+ if(tabptr->ipaddr[0] == 0 &&
-+ tabptr->ipaddr[1] == 0) {
-+ break;
-+ }
-+ }
-+
-+ /* If no unused entry is found, we try to find the oldest entry and
-+ throw it away. */
-+ if(i == UIP_ARPTAB_SIZE) {
-+ tmpage = 0;
-+ c = 0;
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+ tabptr = &arp_table[i];
-+ if(arptime - tabptr->time > tmpage) {
-+ tmpage = arptime - tabptr->time;
-+ c = i;
-+ }
-+ }
-+ i = c;
-+ }
-+
-+ /* Now, i is the ARP table entry which we will fill with the new
-+ information. */
-+ memcpy(tabptr->ipaddr, ipaddr, 4);
-+ memcpy(tabptr->ethaddr.addr, ethaddr->addr, 6);
-+ tabptr->time = arptime;
-+}
-+/*-----------------------------------------------------------------------------------*/
-+/**
-+ * ARP processing for incoming IP packets
-+ *
-+ * This function should be called by the device driver when an IP
-+ * packet has been received. The function will check if the address is
-+ * in the ARP cache, and if so the ARP cache entry will be
-+ * refreshed. If no ARP cache entry was found, a new one is created.
-+ *
-+ * This function expects an IP packet with a prepended Ethernet header
-+ * in the uip_buf[] buffer, and the length of the packet in the global
-+ * variable uip_len.
-+ */
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_arp_ipin(void)
-+{
-+ uip_len -= sizeof(struct uip_eth_hdr);
-+
-+ /* Only insert/update an entry if the source IP address of the
-+ incoming IP packet comes from a host on the local network. */
-+ if((IPBUF->srcipaddr[0] & uip_arp_netmask[0]) !=
-+ (uip_hostaddr[0] & uip_arp_netmask[0])) {
-+ return;
-+ }
-+ if((IPBUF->srcipaddr[1] & uip_arp_netmask[1]) !=
-+ (uip_hostaddr[1] & uip_arp_netmask[1])) {
-+ return;
-+ }
-+ uip_arp_update(IPBUF->srcipaddr, &(IPBUF->ethhdr.src));
-+
-+ return;
-+}
-+/*-----------------------------------------------------------------------------------*/
-+/**
-+ * ARP processing for incoming ARP packets.
-+ *
-+ * This function should be called by the device driver when an ARP
-+ * packet has been received. The function will act differently
-+ * depending on the ARP packet type: if it is a reply for a request
-+ * that we previously sent out, the ARP cache will be filled in with
-+ * the values from the ARP reply. If the incoming ARP packet is an ARP
-+ * request for our IP address, an ARP reply packet is created and put
-+ * into the uip_buf[] buffer.
-+ *
-+ * When the function returns, the value of the global variable uip_len
-+ * indicates whether the device driver should send out a packet or
-+ * not. If uip_len is zero, no packet should be sent. If uip_len is
-+ * non-zero, it contains the length of the outbound packet that is
-+ * present in the uip_buf[] buffer.
-+ *
-+ * This function expects an ARP packet with a prepended Ethernet
-+ * header in the uip_buf[] buffer, and the length of the packet in the
-+ * global variable uip_len.
-+ */
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_arp_arpin(void)
-+{
-+
-+ if(uip_len < sizeof(struct arp_hdr)) {
-+ uip_len = 0;
-+ return;
-+ }
-+
-+ uip_len = 0;
-+
-+ switch(BUF->opcode) {
-+ case HTONS(ARP_REQUEST):
-+ /* ARP request. If it asked for our address, we send out a
-+ reply. */
-+ if(BUF->dipaddr[0] == uip_hostaddr[0] &&
-+ BUF->dipaddr[1] == uip_hostaddr[1]) {
-+ /* The reply opcode is 2. */
-+ BUF->opcode = HTONS(2);
-+
-+ memcpy(BUF->dhwaddr.addr, BUF->shwaddr.addr, 6);
-+ memcpy(BUF->shwaddr.addr, uip_ethaddr.addr, 6);
-+ memcpy(BUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
-+ memcpy(BUF->ethhdr.dest.addr, BUF->dhwaddr.addr, 6);
-+
-+ BUF->dipaddr[0] = BUF->sipaddr[0];
-+ BUF->dipaddr[1] = BUF->sipaddr[1];
-+ BUF->sipaddr[0] = uip_hostaddr[0];
-+ BUF->sipaddr[1] = uip_hostaddr[1];
-+
-+ BUF->ethhdr.type = HTONS(UIP_ETHTYPE_ARP);
-+ uip_len = sizeof(struct arp_hdr);
-+ }
-+ break;
-+ case HTONS(ARP_REPLY):
-+ /* ARP reply. We insert or update the ARP table if it was meant
-+ for us. */
-+ if(BUF->dipaddr[0] == uip_hostaddr[0] &&
-+ BUF->dipaddr[1] == uip_hostaddr[1]) {
-+
-+ uip_arp_update(BUF->sipaddr, &BUF->shwaddr);
-+ }
-+ break;
-+ }
-+
-+ return;
-+}
-+/*-----------------------------------------------------------------------------------*/
-+/**
-+ * Prepend Ethernet header to an outbound IP packet and see if we need
-+ * to send out an ARP request.
-+ *
-+ * This function should be called before sending out an IP packet. The
-+ * function checks the destination IP address of the IP packet to see
-+ * what Ethernet MAC address that should be used as a destination MAC
-+ * address on the Ethernet.
-+ *
-+ * If the destination IP address is in the local network (determined
-+ * by logical ANDing of netmask and our IP address), the function
-+ * checks the ARP cache to see if an entry for the destination IP
-+ * address is found. If so, an Ethernet header is prepended and the
-+ * function returns. If no ARP cache entry is found for the
-+ * destination IP address, the packet in the uip_buf[] is replaced by
-+ * an ARP request packet for the IP address. The IP packet is dropped
-+ * and it is assumed that they higher level protocols (e.g., TCP)
-+ * eventually will retransmit the dropped packet.
-+ *
-+ * If the destination IP address is not on the local network, the IP
-+ * address of the default router is used instead.
-+ *
-+ * When the function returns, a packet is present in the uip_buf[]
-+ * buffer, and the length of the packet is in the global variable
-+ * uip_len.
-+ */
-+/*-----------------------------------------------------------------------------------*/
-+void
-+uip_arp_out(void)
-+{
-+ struct arp_entry *tabptr;
-+ /* Find the destination IP address in the ARP table and construct
-+ the Ethernet header. If the destination IP addres isn't on the
-+ local network, we use the default router's IP address instead.
-+
-+ If not ARP table entry is found, we overwrite the original IP
-+ packet with an ARP request for the IP address. */
-+
-+ /* Check if the destination address is on the local network. */
-+ if((IPBUF->destipaddr[0] & uip_arp_netmask[0]) !=
-+ (uip_hostaddr[0] & uip_arp_netmask[0]) ||
-+ (IPBUF->destipaddr[1] & uip_arp_netmask[1]) !=
-+ (uip_hostaddr[1] & uip_arp_netmask[1])) {
-+ /* Destination address was not on the local network, so we need to
-+ use the default router's IP address instead of the destination
-+ address when determining the MAC address. */
-+ ipaddr[0] = uip_arp_draddr[0];
-+ ipaddr[1] = uip_arp_draddr[1];
-+ } else {
-+ /* Else, we use the destination IP address. */
-+ ipaddr[0] = IPBUF->destipaddr[0];
-+ ipaddr[1] = IPBUF->destipaddr[1];
-+ }
-+
-+ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
-+ tabptr = &arp_table[i];
-+ if(ipaddr[0] == tabptr->ipaddr[0] &&
-+ ipaddr[1] == tabptr->ipaddr[1])
-+ break;
-+ }
-+
-+ if(i == UIP_ARPTAB_SIZE) {
-+ /* The destination address was not in our ARP table, so we
-+ overwrite the IP packet with an ARP request. */
-+
-+ memset(BUF->ethhdr.dest.addr, 0xff, 6);
-+ memset(BUF->dhwaddr.addr, 0x00, 6);
-+ memcpy(BUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
-+ memcpy(BUF->shwaddr.addr, uip_ethaddr.addr, 6);
-+
-+ BUF->dipaddr[0] = ipaddr[0];
-+ BUF->dipaddr[1] = ipaddr[1];
-+ BUF->sipaddr[0] = uip_hostaddr[0];
-+ BUF->sipaddr[1] = uip_hostaddr[1];
-+ BUF->opcode = HTONS(ARP_REQUEST); /* ARP request. */
-+ BUF->hwtype = HTONS(ARP_HWTYPE_ETH);
-+ BUF->protocol = HTONS(UIP_ETHTYPE_IP);
-+ BUF->hwlen = 6;
-+ BUF->protolen = 4;
-+ BUF->ethhdr.type = HTONS(UIP_ETHTYPE_ARP);
-+
-+ uip_appdata = &uip_buf[40 + UIP_LLH_LEN];
-+
-+ uip_len = sizeof(struct arp_hdr);
-+ return;
-+ }
-+
-+ /* Build an ethernet header. */
-+ memcpy(IPBUF->ethhdr.dest.addr, tabptr->ethaddr.addr, 6);
-+ memcpy(IPBUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
-+
-+ IPBUF->ethhdr.type = HTONS(UIP_ETHTYPE_IP);
-+
-+ uip_len += sizeof(struct uip_eth_hdr);
-+}
-+/*-----------------------------------------------------------------------------------*/
-+
-+/** @} */
-+/** @} */
---- /dev/null
-+++ b/net/uip-0.9/uip_arp.h
-@@ -0,0 +1,201 @@
-+/**
-+ * \addtogroup uip
-+ * @{
-+ */
-+
-+/**
-+ * \addtogroup uiparp
-+ * @{
-+ */
-+
-+/**
-+ * \file
-+ * Macros and definitions for the ARP module.
-+ * \author Adam Dunkels <adam@dunkels.com>
-+ */
-+
-+
-+/*
-+ * Copyright (c) 2001-2003, Adam Dunkels.
-+ * 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.
-+ * 3. The name of the author may not be used to endorse or promote
-+ * products derived from this software without specific prior
-+ * written permission.
-+ *
-+ * 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.
-+ *
-+ * This file is part of the uIP TCP/IP stack.
-+ *
-+ * $Id: uip_arp.h,v 1.3.2.2 2003/10/06 15:10:22 adam Exp $
-+ *
-+ */
-+
-+#ifndef __UIP_ARP_H__
-+#define __UIP_ARP_H__
-+
-+#include "uip.h"
-+
-+
-+/**
-+ * Representation of a 48-bit Ethernet address.
-+ */
-+struct uip_eth_addr {
-+ u8_t addr[6];
-+};
-+
-+extern struct uip_eth_addr uip_ethaddr;
-+
-+/**
-+ * The Ethernet header.
-+ */
-+struct uip_eth_hdr {
-+ struct uip_eth_addr dest;
-+ struct uip_eth_addr src;
-+ u16_t type;
-+};
-+
-+#define UIP_ETHTYPE_ARP 0x0806
-+#define UIP_ETHTYPE_IP 0x0800
-+#define UIP_ETHTYPE_IP6 0x86dd
-+
-+
-+/* The uip_arp_init() function must be called before any of the other
-+ ARP functions. */
-+void uip_arp_init(void);
-+
-+/* The uip_arp_ipin() function should be called whenever an IP packet
-+ arrives from the Ethernet. This function refreshes the ARP table or
-+ inserts a new mapping if none exists. The function assumes that an
-+ IP packet with an Ethernet header is present in the uip_buf buffer
-+ and that the length of the packet is in the uip_len variable. */
-+void uip_arp_ipin(void);
-+
-+/* The uip_arp_arpin() should be called when an ARP packet is received
-+ by the Ethernet driver. This function also assumes that the
-+ Ethernet frame is present in the uip_buf buffer. When the
-+ uip_arp_arpin() function returns, the contents of the uip_buf
-+ buffer should be sent out on the Ethernet if the uip_len variable
-+ is > 0. */
-+void uip_arp_arpin(void);
-+
-+/* The uip_arp_out() function should be called when an IP packet
-+ should be sent out on the Ethernet. This function creates an
-+ Ethernet header before the IP header in the uip_buf buffer. The
-+ Ethernet header will have the correct Ethernet MAC destination
-+ address filled in if an ARP table entry for the destination IP
-+ address (or the IP address of the default router) is present. If no
-+ such table entry is found, the IP packet is overwritten with an ARP
-+ request and we rely on TCP to retransmit the packet that was
-+ overwritten. In any case, the uip_len variable holds the length of
-+ the Ethernet frame that should be transmitted. */
-+void uip_arp_out(void);
-+
-+/* The uip_arp_timer() function should be called every ten seconds. It
-+ is responsible for flushing old entries in the ARP table. */
-+void uip_arp_timer(void);
-+
-+/** @} */
-+
-+/**
-+ * \addtogroup uipconffunc
-+ * @{
-+ */
-+
-+/**
-+ * Set the default router's IP address.
-+ *
-+ * \param addr A pointer to a 4-byte array containing the IP address
-+ * of the default router.
-+ *
-+ * \hideinitializer
-+ */
-+#define uip_setdraddr(addr) do { uip_arp_draddr[0] = addr[0]; \
-+ uip_arp_draddr[1] = addr[1]; } while(0)
-+
-+/**
-+ * Set the netmask.
-+ *
-+ * \param addr A pointer to a 4-byte array containing the IP address
-+ * of the netmask.
-+ *
-+ * \hideinitializer
-+ */
-+#define uip_setnetmask(addr) do { uip_arp_netmask[0] = addr[0]; \
-+ uip_arp_netmask[1] = addr[1]; } while(0)
-+
-+
-+/**
-+ * Get the default router's IP address.
-+ *
-+ * \param addr A pointer to a 4-byte array that will be filled in with
-+ * the IP address of the default router.
-+ *
-+ * \hideinitializer
-+ */
-+#define uip_getdraddr(addr) do { addr[0] = uip_arp_draddr[0]; \
-+ addr[1] = uip_arp_draddr[1]; } while(0)
-+
-+/**
-+ * Get the netmask.
-+ *
-+ * \param addr A pointer to a 4-byte array that will be filled in with
-+ * the value of the netmask.
-+ *
-+ * \hideinitializer
-+ */
-+#define uip_getnetmask(addr) do { addr[0] = uip_arp_netmask[0]; \
-+ addr[1] = uip_arp_netmask[1]; } while(0)
-+
-+
-+/**
-+ * Specifiy the Ethernet MAC address.
-+ *
-+ * The ARP code needs to know the MAC address of the Ethernet card in
-+ * order to be able to respond to ARP queries and to generate working
-+ * Ethernet headers.
-+ *
-+ * \note This macro only specifies the Ethernet MAC address to the ARP
-+ * code. It cannot be used to change the MAC address of the Ethernet
-+ * card.
-+ *
-+ * \param eaddr A pointer to a struct uip_eth_addr containing the
-+ * Ethernet MAC address of the Ethernet card.
-+ *
-+ * \hideinitializer
-+ */
-+#define uip_setethaddr(eaddr) do {uip_ethaddr.addr[0] = eaddr.addr[0]; \
-+ uip_ethaddr.addr[1] = eaddr.addr[1];\
-+ uip_ethaddr.addr[2] = eaddr.addr[2];\
-+ uip_ethaddr.addr[3] = eaddr.addr[3];\
-+ uip_ethaddr.addr[4] = eaddr.addr[4];\
-+ uip_ethaddr.addr[5] = eaddr.addr[5];} while(0)
-+
-+/** @} */
-+
-+/**
-+ * \internal Internal variables that are set using the macros
-+ * uip_setdraddr and uip_setnetmask.
-+ */
-+extern u16_t uip_arp_draddr[2], uip_arp_netmask[2];
-+#endif /* __UIP_ARP_H__ */
-+
-+
---- /dev/null
+++ b/net/uip-0.9/uip.c
@@ -0,0 +1,1503 @@
+/**
@@ -8789,6 +7880,915 @@
+/** @} */
+
--- /dev/null
++++ b/net/uip-0.9/uip_arch.c
+@@ -0,0 +1,145 @@
++/*
++ * Copyright (c) 2001, Adam Dunkels.
++ * 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.
++ * 3. The name of the author may not be used to endorse or promote
++ * products derived from this software without specific prior
++ * written permission.
++ *
++ * 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.
++ *
++ * This file is part of the uIP TCP/IP stack.
++ *
++ * $Id: uip_arch.c,v 1.2.2.1 2003/10/04 22:54:17 adam Exp $
++ *
++ */
++
++
++#include "uip.h"
++#include "uip_arch.h"
++
++#define BUF ((uip_tcpip_hdr *)&uip_buf[UIP_LLH_LEN])
++#define IP_PROTO_TCP 6
++
++/*-----------------------------------------------------------------------------------*/
++void
++uip_add32(u8_t *op32, u16_t op16)
++{
++
++ uip_acc32[3] = op32[3] + (op16 & 0xff);
++ uip_acc32[2] = op32[2] + (op16 >> 8);
++ uip_acc32[1] = op32[1];
++ uip_acc32[0] = op32[0];
++
++ if(uip_acc32[2] < (op16 >> 8)) {
++ ++uip_acc32[1];
++ if(uip_acc32[1] == 0) {
++ ++uip_acc32[0];
++ }
++ }
++
++
++ if(uip_acc32[3] < (op16 & 0xff)) {
++ ++uip_acc32[2];
++ if(uip_acc32[2] == 0) {
++ ++uip_acc32[1];
++ if(uip_acc32[1] == 0) {
++ ++uip_acc32[0];
++ }
++ }
++ }
++}
++/*-----------------------------------------------------------------------------------*/
++u16_t
++uip_chksum(u16_t *sdata, u16_t len)
++{
++ u16_t acc;
++
++ for(acc = 0; len > 1; len -= 2) {
++ acc += *sdata;
++ if(acc < *sdata) {
++ /* Overflow, so we add the carry to acc (i.e., increase by
++ one). */
++ ++acc;
++ }
++ ++sdata;
++ }
++
++ /* add up any odd byte */
++ if(len == 1) {
++ acc += htons(((u16_t)(*(u8_t *)sdata)) << 8);
++ if(acc < htons(((u16_t)(*(u8_t *)sdata)) << 8)) {
++ ++acc;
++ }
++ }
++
++ return acc;
++}
++/*-----------------------------------------------------------------------------------*/
++u16_t
++uip_ipchksum(void)
++{
++ return uip_chksum((u16_t *)&uip_buf[UIP_LLH_LEN], 20);
++}
++/*-----------------------------------------------------------------------------------*/
++u16_t
++uip_tcpchksum(void)
++{
++ u16_t hsum, sum;
++
++
++ /* Compute the checksum of the TCP header. */
++ hsum = uip_chksum((u16_t *)&uip_buf[20 + UIP_LLH_LEN], 20);
++
++ /* Compute the checksum of the data in the TCP packet and add it to
++ the TCP header checksum. */
++ sum = uip_chksum((u16_t *)uip_appdata,
++ (u16_t)(((((u16_t)(BUF->len[0]) << 8) + BUF->len[1]) - 40)));
++
++ if((sum += hsum) < hsum) {
++ ++sum;
++ }
++
++ if((sum += BUF->srcipaddr[0]) < BUF->srcipaddr[0]) {
++ ++sum;
++ }
++ if((sum += BUF->srcipaddr[1]) < BUF->srcipaddr[1]) {
++ ++sum;
++ }
++ if((sum += BUF->destipaddr[0]) < BUF->destipaddr[0]) {
++ ++sum;
++ }
++ if((sum += BUF->destipaddr[1]) < BUF->destipaddr[1]) {
++ ++sum;
++ }
++ if((sum += (u16_t)htons((u16_t)IP_PROTO_TCP)) < (u16_t)htons((u16_t)IP_PROTO_TCP)) {
++ ++sum;
++ }
++
++ hsum = (u16_t)htons((((u16_t)(BUF->len[0]) << 8) + BUF->len[1]) - 20);
++
++ if((sum += hsum) < hsum) {
++ ++sum;
++ }
++
++ return sum;
++}
++/*-----------------------------------------------------------------------------------*/
+--- /dev/null
++++ b/net/uip-0.9/uip_arch.h
+@@ -0,0 +1,130 @@
++/**
++ * \defgroup uiparch Architecture specific uIP functions
++ * @{
++ *
++ * The functions in the architecture specific module implement the IP
++ * check sum and 32-bit additions.
++ *
++ * The IP checksum calculation is the most computationally expensive
++ * operation in the TCP/IP stack and it therefore pays off to
++ * implement this in efficient assembler. The purpose of the uip-arch
++ * module is to let the checksum functions to be implemented in
++ * architecture specific assembler.
++ *
++ */
++
++/**
++ * \file
++ * Declarations of architecture specific functions.
++ * \author Adam Dunkels <adam@dunkels.com>
++ */
++
++/*
++ * Copyright (c) 2001, Adam Dunkels.
++ * 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.
++ * 3. The name of the author may not be used to endorse or promote
++ * products derived from this software without specific prior
++ * written permission.
++ *
++ * 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.
++ *
++ * This file is part of the uIP TCP/IP stack.
++ *
++ * $Id: uip_arch.h,v 1.1.2.2 2003/10/06 15:10:22 adam Exp $
++ *
++ */
++
++#ifndef __UIP_ARCH_H__
++#define __UIP_ARCH_H__
++
++#include "uip.h"
++
++/**
++ * Carry out a 32-bit addition.
++ *
++ * Because not all architectures for which uIP is intended has native
++ * 32-bit arithmetic, uIP uses an external C function for doing the
++ * required 32-bit additions in the TCP protocol processing. This
++ * function should add the two arguments and place the result in the
++ * global variable uip_acc32.
++ *
++ * \note The 32-bit integer pointed to by the op32 parameter and the
++ * result in the uip_acc32 variable are in network byte order (big
++ * endian).
++ *
++ * \param op32 A pointer to a 4-byte array representing a 32-bit
++ * integer in network byte order (big endian).
++ *
++ * \param op16 A 16-bit integer in host byte order.
++ */
++void uip_add32(u8_t *op32, u16_t op16);
++
++/**
++ * Calculate the Internet checksum over a buffer.
++ *
++ * The Internet checksum is the one's complement of the one's
++ * complement sum of all 16-bit words in the buffer.
++ *
++ * See RFC1071.
++ *
++ * \note This function is not called in the current version of uIP,
++ * but future versions might make use of it.
++ *
++ * \param buf A pointer to the buffer over which the checksum is to be
++ * computed.
++ *
++ * \param len The length of the buffer over which the checksum is to
++ * be computed.
++ *
++ * \return The Internet checksum of the buffer.
++ */
++u16_t uip_chksum(u16_t *buf, u16_t len);
++
++/**
++ * Calculate the IP header checksum of the packet header in uip_buf.
++ *
++ * The IP header checksum is the Internet checksum of the 20 bytes of
++ * the IP header.
++ *
++ * \return The IP header checksum of the IP header in the uip_buf
++ * buffer.
++ */
++u16_t uip_ipchksum(void);
++
++/**
++ * Calculate the TCP checksum of the packet in uip_buf and uip_appdata.
++ *
++ * The TCP checksum is the Internet checksum of data contents of the
++ * TCP segment, and a pseudo-header as defined in RFC793.
++ *
++ * \note The uip_appdata pointer that points to the packet data may
++ * point anywhere in memory, so it is not possible to simply calculate
++ * the Internet checksum of the contents of the uip_buf buffer.
++ *
++ * \return The TCP checksum of the TCP segment in uip_buf and pointed
++ * to by uip_appdata.
++ */
++u16_t uip_tcpchksum(void);
++
++/** @} */
++
++#endif /* __UIP_ARCH_H__ */
+--- /dev/null
++++ b/net/uip-0.9/uip_arp.c
+@@ -0,0 +1,421 @@
++/**
++ * \addtogroup uip
++ * @{
++ */
++
++/**
++ * \defgroup uiparp uIP Address Resolution Protocol
++ * @{
++ *
++ * The Address Resolution Protocol ARP is used for mapping between IP
++ * addresses and link level addresses such as the Ethernet MAC
++ * addresses. ARP uses broadcast queries to ask for the link level
++ * address of a known IP address and the host which is configured with
++ * the IP address for which the query was meant, will respond with its
++ * link level address.
++ *
++ * \note This ARP implementation only supports Ethernet.
++ */
++
++/**
++ * \file
++ * Implementation of the ARP Address Resolution Protocol.
++ * \author Adam Dunkels <adam@dunkels.com>
++ *
++ */
++
++/*
++ * Copyright (c) 2001-2003, Adam Dunkels.
++ * 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.
++ * 3. The name of the author may not be used to endorse or promote
++ * products derived from this software without specific prior
++ * written permission.
++ *
++ * 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.
++ *
++ * This file is part of the uIP TCP/IP stack.
++ *
++ * $Id: uip_arp.c,v 1.7.2.3 2003/10/06 22:42:30 adam Exp $
++ *
++ */
++
++
++#include "uip_arp.h"
++
++struct arp_hdr {
++ struct uip_eth_hdr ethhdr;
++ u16_t hwtype;
++ u16_t protocol;
++ u8_t hwlen;
++ u8_t protolen;
++ u16_t opcode;
++ struct uip_eth_addr shwaddr;
++ u16_t sipaddr[2];
++ struct uip_eth_addr dhwaddr;
++ u16_t dipaddr[2];
++};
++
++struct ethip_hdr {
++ struct uip_eth_hdr ethhdr;
++ /* IP header. */
++ u8_t vhl,
++ tos,
++ len[2],
++ ipid[2],
++ ipoffset[2],
++ ttl,
++ proto;
++ u16_t ipchksum;
++ u16_t srcipaddr[2],
++ destipaddr[2];
++};
++
++#define ARP_REQUEST 1
++#define ARP_REPLY 2
++
++#define ARP_HWTYPE_ETH 1
++
++struct arp_entry {
++ u16_t ipaddr[2];
++ struct uip_eth_addr ethaddr;
++ u8_t time;
++};
++
++struct uip_eth_addr uip_ethaddr = {{UIP_ETHADDR0,
++ UIP_ETHADDR1,
++ UIP_ETHADDR2,
++ UIP_ETHADDR3,
++ UIP_ETHADDR4,
++ UIP_ETHADDR5}};
++
++static struct arp_entry arp_table[UIP_ARPTAB_SIZE];
++static u16_t ipaddr[2];
++static u8_t i, c;
++
++static u8_t arptime;
++static u8_t tmpage;
++
++#define BUF ((struct arp_hdr *)&uip_buf[0])
++#define IPBUF ((struct ethip_hdr *)&uip_buf[0])
++/*-----------------------------------------------------------------------------------*/
++/**
++ * Initialize the ARP module.
++ *
++ */
++/*-----------------------------------------------------------------------------------*/
++void
++uip_arp_init(void)
++{
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++ memset(arp_table[i].ipaddr, 0, 4);
++ }
++}
++/*-----------------------------------------------------------------------------------*/
++/**
++ * Periodic ARP processing function.
++ *
++ * This function performs periodic timer processing in the ARP module
++ * and should be called at regular intervals. The recommended interval
++ * is 10 seconds between the calls.
++ *
++ */
++/*-----------------------------------------------------------------------------------*/
++void
++uip_arp_timer(void)
++{
++ struct arp_entry *tabptr;
++
++ ++arptime;
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++ tabptr = &arp_table[i];
++ if((tabptr->ipaddr[0] | tabptr->ipaddr[1]) != 0 &&
++ arptime - tabptr->time >= UIP_ARP_MAXAGE) {
++ memset(tabptr->ipaddr, 0, 4);
++ }
++ }
++
++}
++/*-----------------------------------------------------------------------------------*/
++static void
++uip_arp_update(u16_t *ipaddr, struct uip_eth_addr *ethaddr)
++{
++ register struct arp_entry *tabptr;
++ /* Walk through the ARP mapping table and try to find an entry to
++ update. If none is found, the IP -> MAC address mapping is
++ inserted in the ARP table. */
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++
++ tabptr = &arp_table[i];
++ /* Only check those entries that are actually in use. */
++ if(tabptr->ipaddr[0] != 0 &&
++ tabptr->ipaddr[1] != 0) {
++
++ /* Check if the source IP address of the incoming packet matches
++ the IP address in this ARP table entry. */
++ if(ipaddr[0] == tabptr->ipaddr[0] &&
++ ipaddr[1] == tabptr->ipaddr[1]) {
++
++ /* An old entry found, update this and return. */
++ memcpy(tabptr->ethaddr.addr, ethaddr->addr, 6);
++ tabptr->time = arptime;
++
++ return;
++ }
++ }
++ }
++
++ /* If we get here, no existing ARP table entry was found, so we
++ create one. */
++
++ /* First, we try to find an unused entry in the ARP table. */
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++ tabptr = &arp_table[i];
++ if(tabptr->ipaddr[0] == 0 &&
++ tabptr->ipaddr[1] == 0) {
++ break;
++ }
++ }
++
++ /* If no unused entry is found, we try to find the oldest entry and
++ throw it away. */
++ if(i == UIP_ARPTAB_SIZE) {
++ tmpage = 0;
++ c = 0;
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++ tabptr = &arp_table[i];
++ if(arptime - tabptr->time > tmpage) {
++ tmpage = arptime - tabptr->time;
++ c = i;
++ }
++ }
++ i = c;
++ }
++
++ /* Now, i is the ARP table entry which we will fill with the new
++ information. */
++ memcpy(tabptr->ipaddr, ipaddr, 4);
++ memcpy(tabptr->ethaddr.addr, ethaddr->addr, 6);
++ tabptr->time = arptime;
++}
++/*-----------------------------------------------------------------------------------*/
++/**
++ * ARP processing for incoming IP packets
++ *
++ * This function should be called by the device driver when an IP
++ * packet has been received. The function will check if the address is
++ * in the ARP cache, and if so the ARP cache entry will be
++ * refreshed. If no ARP cache entry was found, a new one is created.
++ *
++ * This function expects an IP packet with a prepended Ethernet header
++ * in the uip_buf[] buffer, and the length of the packet in the global
++ * variable uip_len.
++ */
++/*-----------------------------------------------------------------------------------*/
++void
++uip_arp_ipin(void)
++{
++ uip_len -= sizeof(struct uip_eth_hdr);
++
++ /* Only insert/update an entry if the source IP address of the
++ incoming IP packet comes from a host on the local network. */
++ if((IPBUF->srcipaddr[0] & uip_arp_netmask[0]) !=
++ (uip_hostaddr[0] & uip_arp_netmask[0])) {
++ return;
++ }
++ if((IPBUF->srcipaddr[1] & uip_arp_netmask[1]) !=
++ (uip_hostaddr[1] & uip_arp_netmask[1])) {
++ return;
++ }
++ uip_arp_update(IPBUF->srcipaddr, &(IPBUF->ethhdr.src));
++
++ return;
++}
++/*-----------------------------------------------------------------------------------*/
++/**
++ * ARP processing for incoming ARP packets.
++ *
++ * This function should be called by the device driver when an ARP
++ * packet has been received. The function will act differently
++ * depending on the ARP packet type: if it is a reply for a request
++ * that we previously sent out, the ARP cache will be filled in with
++ * the values from the ARP reply. If the incoming ARP packet is an ARP
++ * request for our IP address, an ARP reply packet is created and put
++ * into the uip_buf[] buffer.
++ *
++ * When the function returns, the value of the global variable uip_len
++ * indicates whether the device driver should send out a packet or
++ * not. If uip_len is zero, no packet should be sent. If uip_len is
++ * non-zero, it contains the length of the outbound packet that is
++ * present in the uip_buf[] buffer.
++ *
++ * This function expects an ARP packet with a prepended Ethernet
++ * header in the uip_buf[] buffer, and the length of the packet in the
++ * global variable uip_len.
++ */
++/*-----------------------------------------------------------------------------------*/
++void
++uip_arp_arpin(void)
++{
++
++ if(uip_len < sizeof(struct arp_hdr)) {
++ uip_len = 0;
++ return;
++ }
++
++ uip_len = 0;
++
++ switch(BUF->opcode) {
++ case HTONS(ARP_REQUEST):
++ /* ARP request. If it asked for our address, we send out a
++ reply. */
++ if(BUF->dipaddr[0] == uip_hostaddr[0] &&
++ BUF->dipaddr[1] == uip_hostaddr[1]) {
++ /* The reply opcode is 2. */
++ BUF->opcode = HTONS(2);
++
++ memcpy(BUF->dhwaddr.addr, BUF->shwaddr.addr, 6);
++ memcpy(BUF->shwaddr.addr, uip_ethaddr.addr, 6);
++ memcpy(BUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
++ memcpy(BUF->ethhdr.dest.addr, BUF->dhwaddr.addr, 6);
++
++ BUF->dipaddr[0] = BUF->sipaddr[0];
++ BUF->dipaddr[1] = BUF->sipaddr[1];
++ BUF->sipaddr[0] = uip_hostaddr[0];
++ BUF->sipaddr[1] = uip_hostaddr[1];
++
++ BUF->ethhdr.type = HTONS(UIP_ETHTYPE_ARP);
++ uip_len = sizeof(struct arp_hdr);
++ }
++ break;
++ case HTONS(ARP_REPLY):
++ /* ARP reply. We insert or update the ARP table if it was meant
++ for us. */
++ if(BUF->dipaddr[0] == uip_hostaddr[0] &&
++ BUF->dipaddr[1] == uip_hostaddr[1]) {
++
++ uip_arp_update(BUF->sipaddr, &BUF->shwaddr);
++ }
++ break;
++ }
++
++ return;
++}
++/*-----------------------------------------------------------------------------------*/
++/**
++ * Prepend Ethernet header to an outbound IP packet and see if we need
++ * to send out an ARP request.
++ *
++ * This function should be called before sending out an IP packet. The
++ * function checks the destination IP address of the IP packet to see
++ * what Ethernet MAC address that should be used as a destination MAC
++ * address on the Ethernet.
++ *
++ * If the destination IP address is in the local network (determined
++ * by logical ANDing of netmask and our IP address), the function
++ * checks the ARP cache to see if an entry for the destination IP
++ * address is found. If so, an Ethernet header is prepended and the
++ * function returns. If no ARP cache entry is found for the
++ * destination IP address, the packet in the uip_buf[] is replaced by
++ * an ARP request packet for the IP address. The IP packet is dropped
++ * and it is assumed that they higher level protocols (e.g., TCP)
++ * eventually will retransmit the dropped packet.
++ *
++ * If the destination IP address is not on the local network, the IP
++ * address of the default router is used instead.
++ *
++ * When the function returns, a packet is present in the uip_buf[]
++ * buffer, and the length of the packet is in the global variable
++ * uip_len.
++ */
++/*-----------------------------------------------------------------------------------*/
++void
++uip_arp_out(void)
++{
++ struct arp_entry *tabptr;
++ /* Find the destination IP address in the ARP table and construct
++ the Ethernet header. If the destination IP addres isn't on the
++ local network, we use the default router's IP address instead.
++
++ If not ARP table entry is found, we overwrite the original IP
++ packet with an ARP request for the IP address. */
++
++ /* Check if the destination address is on the local network. */
++ if((IPBUF->destipaddr[0] & uip_arp_netmask[0]) !=
++ (uip_hostaddr[0] & uip_arp_netmask[0]) ||
++ (IPBUF->destipaddr[1] & uip_arp_netmask[1]) !=
++ (uip_hostaddr[1] & uip_arp_netmask[1])) {
++ /* Destination address was not on the local network, so we need to
++ use the default router's IP address instead of the destination
++ address when determining the MAC address. */
++ ipaddr[0] = uip_arp_draddr[0];
++ ipaddr[1] = uip_arp_draddr[1];
++ } else {
++ /* Else, we use the destination IP address. */
++ ipaddr[0] = IPBUF->destipaddr[0];
++ ipaddr[1] = IPBUF->destipaddr[1];
++ }
++
++ for(i = 0; i < UIP_ARPTAB_SIZE; ++i) {
++ tabptr = &arp_table[i];
++ if(ipaddr[0] == tabptr->ipaddr[0] &&
++ ipaddr[1] == tabptr->ipaddr[1])
++ break;
++ }
++
++ if(i == UIP_ARPTAB_SIZE) {
++ /* The destination address was not in our ARP table, so we
++ overwrite the IP packet with an ARP request. */
++
++ memset(BUF->ethhdr.dest.addr, 0xff, 6);
++ memset(BUF->dhwaddr.addr, 0x00, 6);
++ memcpy(BUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
++ memcpy(BUF->shwaddr.addr, uip_ethaddr.addr, 6);
++
++ BUF->dipaddr[0] = ipaddr[0];
++ BUF->dipaddr[1] = ipaddr[1];
++ BUF->sipaddr[0] = uip_hostaddr[0];
++ BUF->sipaddr[1] = uip_hostaddr[1];
++ BUF->opcode = HTONS(ARP_REQUEST); /* ARP request. */
++ BUF->hwtype = HTONS(ARP_HWTYPE_ETH);
++ BUF->protocol = HTONS(UIP_ETHTYPE_IP);
++ BUF->hwlen = 6;
++ BUF->protolen = 4;
++ BUF->ethhdr.type = HTONS(UIP_ETHTYPE_ARP);
++
++ uip_appdata = &uip_buf[40 + UIP_LLH_LEN];
++
++ uip_len = sizeof(struct arp_hdr);
++ return;
++ }
++
++ /* Build an ethernet header. */
++ memcpy(IPBUF->ethhdr.dest.addr, tabptr->ethaddr.addr, 6);
++ memcpy(IPBUF->ethhdr.src.addr, uip_ethaddr.addr, 6);
++
++ IPBUF->ethhdr.type = HTONS(UIP_ETHTYPE_IP);
++
++ uip_len += sizeof(struct uip_eth_hdr);
++}
++/*-----------------------------------------------------------------------------------*/
++
++/** @} */
++/** @} */
+--- /dev/null
++++ b/net/uip-0.9/uip_arp.h
+@@ -0,0 +1,201 @@
++/**
++ * \addtogroup uip
++ * @{
++ */
++
++/**
++ * \addtogroup uiparp
++ * @{
++ */
++
++/**
++ * \file
++ * Macros and definitions for the ARP module.
++ * \author Adam Dunkels <adam@dunkels.com>
++ */
++
++
++/*
++ * Copyright (c) 2001-2003, Adam Dunkels.
++ * 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.
++ * 3. The name of the author may not be used to endorse or promote
++ * products derived from this software without specific prior
++ * written permission.
++ *
++ * 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.
++ *
++ * This file is part of the uIP TCP/IP stack.
++ *
++ * $Id: uip_arp.h,v 1.3.2.2 2003/10/06 15:10:22 adam Exp $
++ *
++ */
++
++#ifndef __UIP_ARP_H__
++#define __UIP_ARP_H__
++
++#include "uip.h"
++
++
++/**
++ * Representation of a 48-bit Ethernet address.
++ */
++struct uip_eth_addr {
++ u8_t addr[6];
++};
++
++extern struct uip_eth_addr uip_ethaddr;
++
++/**
++ * The Ethernet header.
++ */
++struct uip_eth_hdr {
++ struct uip_eth_addr dest;
++ struct uip_eth_addr src;
++ u16_t type;
++};
++
++#define UIP_ETHTYPE_ARP 0x0806
++#define UIP_ETHTYPE_IP 0x0800
++#define UIP_ETHTYPE_IP6 0x86dd
++
++
++/* The uip_arp_init() function must be called before any of the other
++ ARP functions. */
++void uip_arp_init(void);
++
++/* The uip_arp_ipin() function should be called whenever an IP packet
++ arrives from the Ethernet. This function refreshes the ARP table or
++ inserts a new mapping if none exists. The function assumes that an
++ IP packet with an Ethernet header is present in the uip_buf buffer
++ and that the length of the packet is in the uip_len variable. */
++void uip_arp_ipin(void);
++
++/* The uip_arp_arpin() should be called when an ARP packet is received
++ by the Ethernet driver. This function also assumes that the
++ Ethernet frame is present in the uip_buf buffer. When the
++ uip_arp_arpin() function returns, the contents of the uip_buf
++ buffer should be sent out on the Ethernet if the uip_len variable
++ is > 0. */
++void uip_arp_arpin(void);
++
++/* The uip_arp_out() function should be called when an IP packet
++ should be sent out on the Ethernet. This function creates an
++ Ethernet header before the IP header in the uip_buf buffer. The
++ Ethernet header will have the correct Ethernet MAC destination
++ address filled in if an ARP table entry for the destination IP
++ address (or the IP address of the default router) is present. If no
++ such table entry is found, the IP packet is overwritten with an ARP
++ request and we rely on TCP to retransmit the packet that was
++ overwritten. In any case, the uip_len variable holds the length of
++ the Ethernet frame that should be transmitted. */
++void uip_arp_out(void);
++
++/* The uip_arp_timer() function should be called every ten seconds. It
++ is responsible for flushing old entries in the ARP table. */
++void uip_arp_timer(void);
++
++/** @} */
++
++/**
++ * \addtogroup uipconffunc
++ * @{
++ */
++
++/**
++ * Set the default router's IP address.
++ *
++ * \param addr A pointer to a 4-byte array containing the IP address
++ * of the default router.
++ *
++ * \hideinitializer
++ */
++#define uip_setdraddr(addr) do { uip_arp_draddr[0] = addr[0]; \
++ uip_arp_draddr[1] = addr[1]; } while(0)
++
++/**
++ * Set the netmask.
++ *
++ * \param addr A pointer to a 4-byte array containing the IP address
++ * of the netmask.
++ *
++ * \hideinitializer
++ */
++#define uip_setnetmask(addr) do { uip_arp_netmask[0] = addr[0]; \
++ uip_arp_netmask[1] = addr[1]; } while(0)
++
++
++/**
++ * Get the default router's IP address.
++ *
++ * \param addr A pointer to a 4-byte array that will be filled in with
++ * the IP address of the default router.
++ *
++ * \hideinitializer
++ */
++#define uip_getdraddr(addr) do { addr[0] = uip_arp_draddr[0]; \
++ addr[1] = uip_arp_draddr[1]; } while(0)
++
++/**
++ * Get the netmask.
++ *
++ * \param addr A pointer to a 4-byte array that will be filled in with
++ * the value of the netmask.
++ *
++ * \hideinitializer
++ */
++#define uip_getnetmask(addr) do { addr[0] = uip_arp_netmask[0]; \
++ addr[1] = uip_arp_netmask[1]; } while(0)
++
++
++/**
++ * Specifiy the Ethernet MAC address.
++ *
++ * The ARP code needs to know the MAC address of the Ethernet card in
++ * order to be able to respond to ARP queries and to generate working
++ * Ethernet headers.
++ *
++ * \note This macro only specifies the Ethernet MAC address to the ARP
++ * code. It cannot be used to change the MAC address of the Ethernet
++ * card.
++ *
++ * \param eaddr A pointer to a struct uip_eth_addr containing the
++ * Ethernet MAC address of the Ethernet card.
++ *
++ * \hideinitializer
++ */
++#define uip_setethaddr(eaddr) do {uip_ethaddr.addr[0] = eaddr.addr[0]; \
++ uip_ethaddr.addr[1] = eaddr.addr[1];\
++ uip_ethaddr.addr[2] = eaddr.addr[2];\
++ uip_ethaddr.addr[3] = eaddr.addr[3];\
++ uip_ethaddr.addr[4] = eaddr.addr[4];\
++ uip_ethaddr.addr[5] = eaddr.addr[5];} while(0)
++
++/** @} */
++
++/**
++ * \internal Internal variables that are set using the macros
++ * uip_setdraddr and uip_setnetmask.
++ */
++extern u16_t uip_arp_draddr[2], uip_arp_netmask[2];
++#endif /* __UIP_ARP_H__ */
++
++
+--- /dev/null
+++ b/net/uip-0.9/uipopt.h
@@ -0,0 +1,557 @@
+/**