first and last commit

include/lib/net/arp.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __ARP_H__
+#define __ARP_H__
+
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+#define ARP_OFFSET_HTYPE 0
+#define ARP_OFFSET_PTYPE 2
+#define ARP_OFFSET_HLEN  4
+#define ARP_OFFSET_PLEN  5
+#define ARP_OFFSET_OPER  6
+#define ARP_OFFSET_SHA   8
+
+int arp_layer(bool on);
+int arp_get_macaddr(uint32_t ip,char *mac);
+int arp_fill(uint32_t ip, utime_t timeout); /* send arp requests until it is satisfied or timeout */
+void arp_dump_table(void);
+
+#define ARP_CACHE_SIZE 32
+
+typedef struct arp_cache_entry {
+	uint32_t ip;
+	char mac[6];
+	struct arp_cache_entry *next;
+} arp_cache_entry_t;
+
+typedef struct arp_cache {
+	arp_cache_entry_t cache[ARP_CACHE_SIZE];
+} arp_cache_t;
+
+__END_DECLS
+
+#endif

include/lib/net/callbacks.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __CALLBACKS_H__
+#define __CALLBACKS_H__
+
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+typedef int (*callback_handler)(char *data,int offset,int len,void *prevlayerdata);
+
+struct listentry;
+
+typedef struct listentry {
+	int cb_id;
+	int port; //port/service/etc
+	callback_handler callback;
+	struct listentry *next;
+} listentry_t;
+
+typedef struct callbacks {
+	listentry_t *first;
+}callbacks_t;
+
+
+int registerCallback(callbacks_t *,int port,callback_handler cb);
+int unregisterCallback(callbacks_t *cbs,int cb_id);
+callback_handler find_callback(callbacks_t *cbs,int port);
+
+__END_DECLS
+
+#endif
+

include/lib/net/ethernet.h

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __ETHERNET_H__
+#define __ETHERNET_H__
+
+#include <sys/types.h>
+#include <sys/callout.h>
+
+#include "callbacks.h"
+#include "xp.h"
+
+__BEGIN_DECLS
+
+#define ETHERTYPE_ARP 0x806
+#define ETHERTYPE_IPV4 0x800
+
+#define ETHERNET_OFFSET 14
+
+int registerEtherTypeHandler(int type,callback_handler cb);
+int unregisterEtherTypeHandler(int id);
+
+int add_eth_and_transmit(mymbuf_t *,char *dstmac,int ethertype);
+
+void ethernet_init(void);
+void ethernet_uninit(void);
+void ethernet_workloop(struct callout *c, void *param);
+void ethernet_input(mymbuf_t *inputbuf);
+
+__END_DECLS
+
+#endif

include/lib/net/icmp.h

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __ICMP_H___
+#define __ICMP_H__
+
+#include <sys/types.h>
+#include "callbacks.h"
+
+__BEGIN_DECLS
+
+#define ICMP_ECHO 8
+#define ICMP_ECHOREPLY 0
+
+int registerICMPHandler(int messagetype,callback_handler cb);
+int unregisterICMPHandler(int id);
+
+int icmp_layer(bool on);
+
+__END_DECLS
+
+#endif

include/lib/net/ipv4.h

@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __IPV4_H__
+#define __IPV4_H__
+
+#include <sys/types.h>
+#include "callbacks.h"
+#include "xp.h"
+
+__BEGIN_DECLS
+
+#define IPV4_ICMP 1
+#define IPV4_TCP 6
+#define IPV4_UDP 17
+
+int ipv4_layer(bool on);
+int registerIPV4Handler(int protocol,callback_handler handler);
+int unregisterIPV4Handler(int id);
+
+uint32_t ipv4_get_ip();
+void ipv4_set_ip(uint32_t ip);
+
+int transmit_and_add_ipv4(mymbuf_t *mbuf,uint32_t dest,int protocol);
+
+__END_DECLS
+
+#endif

include/lib/net/mbuf.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __LIB_NET_MBUF_H
+#define __LIB_NET_MBUF_H
+
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+#define USE_BUILTIN_MBUF 1
+#if defined(USE_BUILTIN_MBUF) && USE_BUILTIN_MBUF
+struct mbufentry;
+
+typedef struct mbufentry {
+	int flag;
+	int len;
+	char *data;
+	struct mbufentry *next;
+} mbufentry_t;
+
+typedef struct mymbuf {
+	mbufentry_t *first;	
+	int allocated_length;
+	int current_length;
+	char *primarydata;
+	int offset;
+}mymbuf_t;
+#else
+#error "Unsupported platform"
+#endif
+
+mymbuf_t *	mbuf_initialize(int packetsize,int header,int trailer);
+void 		mbuf_destroy(mymbuf_t *data);
+char* 		mbuf_head(mymbuf_t *buffer, int len);
+char* 		mbuf_tail(mymbuf_t *buffer, int len);
+int 		mbuf_getlength(mymbuf_t *buffer);
+char *		mbuf_getlinear(mymbuf_t *buffer);
+void		mbuf_setlength(mymbuf_t *buffer,int len);
+void		mbuf_setoffset(mymbuf_t *buffer,int offset);
+int			mbuf_getallocatedlength(mymbuf_t *buffer);
+int			mbuf_copy(mymbuf_t *dest, const mymbuf_t *src);
+
+__END_DECLS
+
+#endif
+

include/lib/net/udp.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __UDP_H__
+#define __UDP_H__
+
+#include <sys/types.h>
+
+__BEGIN_DECLS
+
+int transmit_udp(mymbuf_t *data, uint32_t toip,int toport, int fromport);
+int unregisterUDPHandler(int id);
+int registerUDPHandler(int port,callback_handler cb); 
+int udp_layer(bool on);
+
+
+typedef struct udpinfo {
+	uint32_t srcip;
+	uint16_t srcport;
+	uint16_t length;
+} udpinfo_t;
+
+__END_DECLS
+
+#endif

include/lib/net/xp.h

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
+ *
+ * This document is the property of Apple Computer, Inc.
+ * It is considered confidential and proprietary.
+ *
+ * This document may not be reproduced or transmitted in any form,
+ * in whole or in part, without the express written permission of
+ * Apple Computer, Inc.
+ */
+#ifndef __XP_H__
+#define __XP_H__
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <lib/net/mbuf.h>
+
+__BEGIN_DECLS
+
+//Card specific instructions.
+
+int xp_initialize(void);
+int xp_getmac(uint8_t *addr);
+void xp_packet_input(void *ethptr, mymbuf_t *inputbuf);
+//mymbuf_t * xp_get_packet(mymbuf_t *);
+int xp_transmit_packet(mymbuf_t *buffer);
+#define htons(A) ( (((A) & 0xff00) >> 8) | \
+                    ((A) & 0x00ff) << 8)
+#define htonl(A) ( (((A) & 0xff000000) >> 24) | \
+                   (((A) & 0x00ff0000) >> 8) | \
+                   (((A) & 0x0000ff00) << 8) | \
+		   (((A) & 0x000000ff) << 24)) 
+#define ntohs     htons
+#define ntohl     htonl
+
+__END_DECLS
+
+#endif