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authorWarner Losh <imp@FreeBSD.org>2017-10-12 14:56:28 +0000
committerWarner Losh <imp@FreeBSD.org>2017-10-12 14:56:28 +0000
commit4eb1313ff2ab43011d091b7560cd688c7838e142 (patch)
tree52c1487244ff26dbe95f6afcaac77b591ff84ae4 /lib/libstand/bootparam.c
parent93f4c41f2807d5cbc4050afa47cd72b5ae282a6a (diff)
Notes
Diffstat (limited to 'lib/libstand/bootparam.c')
-rw-r--r--lib/libstand/bootparam.c435
1 files changed, 0 insertions, 435 deletions
diff --git a/lib/libstand/bootparam.c b/lib/libstand/bootparam.c
deleted file mode 100644
index 1de2d53d77fe2..0000000000000
--- a/lib/libstand/bootparam.c
+++ /dev/null
@@ -1,435 +0,0 @@
-/* $NetBSD: bootparam.c,v 1.11 1997/06/26 19:11:32 drochner Exp $ */
-
-/*
- * Copyright (c) 1995 Gordon W. Ross
- * 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.
- * 4. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by Gordon W. Ross
- *
- * 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.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-/*
- * RPC/bootparams
- */
-
-#include <sys/param.h>
-#include <sys/socket.h>
-
-#include <net/if.h>
-
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-
-#include <string.h>
-
-#include "rpcv2.h"
-
-#include "stand.h"
-#include "net.h"
-#include "netif.h"
-#include "rpc.h"
-#include "bootparam.h"
-
-#ifdef DEBUG_RPC
-#define RPC_PRINTF(a) printf a
-#else
-#define RPC_PRINTF(a)
-#endif
-
-struct in_addr bp_server_addr; /* net order */
-n_short bp_server_port; /* net order */
-
-/*
- * RPC definitions for bootparamd
- */
-#define BOOTPARAM_PROG 100026
-#define BOOTPARAM_VERS 1
-#define BOOTPARAM_WHOAMI 1
-#define BOOTPARAM_GETFILE 2
-
-/*
- * Inet address in RPC messages
- * (Note, really four ints, NOT chars. Blech.)
- */
-struct xdr_inaddr {
- u_int32_t atype;
- int32_t addr[4];
-};
-
-int xdr_inaddr_encode(char **p, struct in_addr ia);
-int xdr_inaddr_decode(char **p, struct in_addr *ia);
-
-int xdr_string_encode(char **p, char *str, int len);
-int xdr_string_decode(char **p, char *str, int *len_p);
-
-
-/*
- * RPC: bootparam/whoami
- * Given client IP address, get:
- * client name (hostname)
- * domain name (domainname)
- * gateway address
- *
- * The hostname and domainname are set here for convenience.
- *
- * Note - bpsin is initialized to the broadcast address,
- * and will be replaced with the bootparam server address
- * after this call is complete. Have to use PMAP_PROC_CALL
- * to make sure we get responses only from a servers that
- * know about us (don't want to broadcast a getport call).
- */
-int
-bp_whoami(int sockfd)
-{
- /* RPC structures for PMAPPROC_CALLIT */
- struct args {
- u_int32_t prog;
- u_int32_t vers;
- u_int32_t proc;
- u_int32_t arglen;
- struct xdr_inaddr xina;
- } *args;
- struct repl {
- u_int16_t _pad;
- u_int16_t port;
- u_int32_t encap_len;
- /* encapsulated data here */
- n_long capsule[64];
- } *repl;
- struct {
- n_long h[RPC_HEADER_WORDS];
- struct args d;
- } sdata;
- char *send_tail, *recv_head;
- struct iodesc *d;
- void *pkt;
- int len, x, rc;
-
- RPC_PRINTF(("bp_whoami: myip=%s\n", inet_ntoa(myip)));
-
- rc = -1;
- if (!(d = socktodesc(sockfd))) {
- RPC_PRINTF(("bp_whoami: bad socket. %d\n", sockfd));
- return (rc);
- }
- args = &sdata.d;
-
- /*
- * Build request args for PMAPPROC_CALLIT.
- */
- args->prog = htonl(BOOTPARAM_PROG);
- args->vers = htonl(BOOTPARAM_VERS);
- args->proc = htonl(BOOTPARAM_WHOAMI);
- args->arglen = htonl(sizeof(struct xdr_inaddr));
- send_tail = (char*) &args->xina;
-
- /*
- * append encapsulated data (client IP address)
- */
- if (xdr_inaddr_encode(&send_tail, myip))
- return (rc);
-
- /* RPC: portmap/callit */
- d->myport = htons(--rpc_port);
- d->destip.s_addr = INADDR_BROADCAST; /* XXX: subnet bcast? */
- /* rpc_call will set d->destport */
-
- pkt = NULL;
- len = rpc_call(d, PMAPPROG, PMAPVERS, PMAPPROC_CALLIT,
- args, send_tail - (char*)args, (void **)&repl, &pkt);
- if (len < 8) {
- printf("bootparamd: 'whoami' call failed\n");
- goto done;
- }
-
- /* Save bootparam server address (from IP header). */
- rpc_fromaddr(repl, &bp_server_addr, &bp_server_port);
-
- /*
- * Note that bp_server_port is now 111 due to the
- * indirect call (using PMAPPROC_CALLIT), so get the
- * actual port number from the reply data.
- */
- bp_server_port = repl->port;
-
- RPC_PRINTF(("bp_whoami: server at %s:%d\n",
- inet_ntoa(bp_server_addr), ntohs(bp_server_port)));
-
- /* We have just done a portmap call, so cache the portnum. */
- rpc_pmap_putcache(bp_server_addr,
- BOOTPARAM_PROG,
- BOOTPARAM_VERS,
- (int)ntohs(bp_server_port));
-
- /*
- * Parse the encapsulated results from bootparam/whoami
- */
- x = ntohl(repl->encap_len);
- if (len < x) {
- printf("bp_whoami: short reply, %d < %d\n", len, x);
- goto done;
- }
- recv_head = (char*) repl->capsule;
-
- /* client name */
- hostnamelen = MAXHOSTNAMELEN-1;
- if (xdr_string_decode(&recv_head, hostname, &hostnamelen)) {
- RPC_PRINTF(("bp_whoami: bad hostname\n"));
- goto done;
- }
-
- /* domain name */
- domainnamelen = MAXHOSTNAMELEN-1;
- if (xdr_string_decode(&recv_head, domainname, &domainnamelen)) {
- RPC_PRINTF(("bp_whoami: bad domainname\n"));
- goto done;
- }
-
- /* gateway address */
- if (xdr_inaddr_decode(&recv_head, &gateip)) {
- RPC_PRINTF(("bp_whoami: bad gateway\n"));
- goto done;
- }
-
- /* success */
- rc = 0;
-done:
- free(pkt);
- return (rc);
-}
-
-
-/*
- * RPC: bootparam/getfile
- * Given client name and file "key", get:
- * server name
- * server IP address
- * server pathname
- */
-int
-bp_getfile(int sockfd, char *key, struct in_addr *serv_addr, char *pathname)
-{
- struct {
- n_long h[RPC_HEADER_WORDS];
- n_long d[64];
- } sdata;
- void *pkt;
- char serv_name[FNAME_SIZE];
- char *rdata, *send_tail;
- /* misc... */
- struct iodesc *d;
- int rc = -1, sn_len, path_len, rlen;
-
- if (!(d = socktodesc(sockfd))) {
- RPC_PRINTF(("bp_getfile: bad socket. %d\n", sockfd));
- return (-1);
- }
-
- send_tail = (char*) sdata.d;
-
- /*
- * Build request message.
- */
-
- /* client name (hostname) */
- if (xdr_string_encode(&send_tail, hostname, hostnamelen)) {
- RPC_PRINTF(("bp_getfile: bad client\n"));
- return (-1);
- }
-
- /* key name (root or swap) */
- if (xdr_string_encode(&send_tail, key, strlen(key))) {
- RPC_PRINTF(("bp_getfile: bad key\n"));
- return (-1);
- }
-
- /* RPC: bootparam/getfile */
- d->myport = htons(--rpc_port);
- d->destip = bp_server_addr;
- /* rpc_call will set d->destport */
- pkt = NULL;
- rlen = rpc_call(d,
- BOOTPARAM_PROG, BOOTPARAM_VERS, BOOTPARAM_GETFILE,
- sdata.d, send_tail - (char*)sdata.d,
- (void **)&rdata, &pkt);
- if (rlen < 4) {
- RPC_PRINTF(("bp_getfile: short reply\n"));
- errno = EBADRPC;
- goto done;
- }
-
- /*
- * Parse result message.
- */
-
- /* server name */
- sn_len = FNAME_SIZE-1;
- if (xdr_string_decode(&rdata, serv_name, &sn_len)) {
- RPC_PRINTF(("bp_getfile: bad server name\n"));
- goto done;
- }
-
- /* server IP address (mountd/NFS) */
- if (xdr_inaddr_decode(&rdata, serv_addr)) {
- RPC_PRINTF(("bp_getfile: bad server addr\n"));
- goto done;
- }
-
- /* server pathname */
- path_len = MAXPATHLEN-1;
- if (xdr_string_decode(&rdata, pathname, &path_len)) {
- RPC_PRINTF(("bp_getfile: bad server path\n"));
- goto done;
- }
-
- /* success */
- rc = 0;
-done:
- free(pkt);
- return (rc);
-}
-
-
-/*
- * eXternal Data Representation routines.
- * (but with non-standard args...)
- */
-
-
-int
-xdr_string_encode(char **pkt, char *str, int len)
-{
- uint32_t *lenp;
- char *datap;
- int padlen = (len + 3) & ~3; /* padded length */
-
- /* The data will be int aligned. */
- lenp = (uint32_t *) *pkt;
- *pkt += sizeof(*lenp);
- *lenp = htonl(len);
-
- datap = *pkt;
- *pkt += padlen;
- bcopy(str, datap, len);
-
- return (0);
-}
-
-int
-xdr_string_decode(char **pkt, char *str, int *len_p)
-{
- uint32_t *lenp;
- char *datap;
- int slen; /* string length */
- int plen; /* padded length */
-
- /* The data will be int aligned. */
- lenp = (uint32_t *) *pkt;
- *pkt += sizeof(*lenp);
- slen = ntohl(*lenp);
- plen = (slen + 3) & ~3;
-
- if (slen > *len_p)
- slen = *len_p;
- datap = *pkt;
- *pkt += plen;
- bcopy(datap, str, slen);
-
- str[slen] = '\0';
- *len_p = slen;
-
- return (0);
-}
-
-
-int
-xdr_inaddr_encode(char **pkt, struct in_addr ia)
-{
- struct xdr_inaddr *xi;
- u_char *cp;
- int32_t *ip;
- union {
- n_long l; /* network order */
- u_char c[4];
- } uia;
-
- /* The data will be int aligned. */
- xi = (struct xdr_inaddr *) *pkt;
- *pkt += sizeof(*xi);
- xi->atype = htonl(1);
- uia.l = ia.s_addr;
- cp = uia.c;
- ip = xi->addr;
- /*
- * Note: the htonl() calls below DO NOT
- * imply that uia.l is in host order.
- * In fact this needs it in net order.
- */
- *ip++ = htonl((unsigned int)*cp++);
- *ip++ = htonl((unsigned int)*cp++);
- *ip++ = htonl((unsigned int)*cp++);
- *ip++ = htonl((unsigned int)*cp++);
-
- return (0);
-}
-
-int
-xdr_inaddr_decode(char **pkt, struct in_addr *ia)
-{
- struct xdr_inaddr *xi;
- u_char *cp;
- int32_t *ip;
- union {
- n_long l; /* network order */
- u_char c[4];
- } uia;
-
- /* The data will be int aligned. */
- xi = (struct xdr_inaddr *) *pkt;
- *pkt += sizeof(*xi);
- if (xi->atype != htonl(1)) {
- RPC_PRINTF(("xdr_inaddr_decode: bad addrtype=%d\n",
- ntohl(xi->atype)));
- return(-1);
- }
-
- cp = uia.c;
- ip = xi->addr;
- /*
- * Note: the ntohl() calls below DO NOT
- * imply that uia.l is in host order.
- * In fact this needs it in net order.
- */
- *cp++ = ntohl(*ip++);
- *cp++ = ntohl(*ip++);
- *cp++ = ntohl(*ip++);
- *cp++ = ntohl(*ip++);
- ia->s_addr = uia.l;
-
- return (0);
-}