This is libstand; a support library for standalone executables (eg. bootstrap

modules).
Obtained from: NetBSD, with some architectural changes and many additions.

1 files changed, 122 insertions, 0 deletions

diff --git a/lib/libstand/net.h b/lib/libstand/net.h
new file mode 100644
index 0000000..6f6d443
--- /dev/null
+++ b/lib/libstand/net.h
@@ -0,0 +1,122 @@
+/*	$NetBSD: net.h,v 1.10 1995/10/20 00:46:30 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1993 Adam Glass 
+ * Copyright (c) 1992 Regents of the University of California.
+ * All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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 the University of
+ *	California, Lawrence Berkeley Laboratory and its contributors.
+ * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
+ */
+
+#define NETIF_DEBUG 1
+
+#ifndef _KERNEL	/* XXX - see <netinet/in.h> */
+#undef __IPADDR
+#define __IPADDR(x)	htonl((u_int32_t)(x))
+#endif
+
+#include "iodesc.h"
+
+#define BA { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
+
+/* Returns true if n_long's on the same net */
+#define	SAMENET(a1, a2, m) ((a1.s_addr & m) == (a2.s_addr & m))
+
+#define MACPY(s, d) bcopy((char *)s, (char *)d, 6)
+
+#define MAXTMO 20	/* seconds */
+#define MINTMO 2	/* seconds */
+
+#define FNAME_SIZE 128
+#define	IFNAME_SIZE 16
+#define RECV_SIZE 1536	/* XXX delete this */
+
+/*
+ * How much room to leave for headers:
+ *  14: struct ether_header
+ *  20: struct ip
+ *   8: struct udphdr
+ * That's 42 but let's pad it out to 48 bytes.
+ */
+#define ETHER_SIZE 14
+#define	HEADER_SIZE 48
+
+extern	u_char bcea[6];
+extern	char rootpath[FNAME_SIZE];
+extern	char bootfile[FNAME_SIZE];
+extern	char hostname[FNAME_SIZE];
+extern	int hostnamelen;
+extern	char domainname[FNAME_SIZE];
+extern	int domainnamelen;
+extern	char ifname[IFNAME_SIZE];
+
+/* All of these are in network order. */
+extern	struct in_addr myip;
+extern	struct in_addr rootip;
+extern	struct in_addr swapip;
+extern	struct in_addr gateip;
+extern	struct in_addr nameip;
+extern	n_long netmask;
+
+extern	int debug;			/* defined in the machdep sources */
+
+extern struct iodesc sockets[SOPEN_MAX];
+
+/* ARP/RevARP functions: */
+u_char	*arpwhohas(struct iodesc *, struct in_addr);
+void	arp_reply(struct iodesc *, void *);
+int	rarp_getipaddress(int);
+
+/* Link functions: */
+ssize_t sendether(struct iodesc *d, void *pkt, size_t len,
+			u_char *dea, int etype);
+ssize_t readether(struct iodesc *d, void *pkt, size_t len,
+			time_t tleft, u_int16_t *etype);
+
+ssize_t	sendudp(struct iodesc *, void *, size_t);
+ssize_t	readudp(struct iodesc *, void *, size_t, time_t);
+ssize_t	sendrecv(struct iodesc *,
+		      ssize_t (*)(struct iodesc *, void *, size_t),
+			void *, size_t,
+		        ssize_t (*)(struct iodesc *, void *, size_t, time_t),
+			void *, size_t);
+
+/* Utilities: */
+char	*ether_sprintf(u_char *);
+int	in_cksum(void *, int);
+char	*inet_ntoa(struct in_addr);
+char	*intoa(n_long);		/* similar to inet_ntoa */
+n_long	inet_addr(char *);
+
+/* Machine-dependent functions: */
+time_t	getsecs(void);