diff options
Diffstat (limited to 'libexec/rbootd')
| -rw-r--r-- | libexec/rbootd/Makefile | 11 | ||||
| -rw-r--r-- | libexec/rbootd/bpf.c | 422 | ||||
| -rw-r--r-- | libexec/rbootd/conf.c | 90 | ||||
| -rw-r--r-- | libexec/rbootd/defs.h | 185 | ||||
| -rw-r--r-- | libexec/rbootd/parseconf.c | 359 | ||||
| -rw-r--r-- | libexec/rbootd/pathnames.h | 51 | ||||
| -rw-r--r-- | libexec/rbootd/rbootd.8 | 156 | ||||
| -rw-r--r-- | libexec/rbootd/rbootd.c | 508 | ||||
| -rw-r--r-- | libexec/rbootd/rmp.h | 95 | ||||
| -rw-r--r-- | libexec/rbootd/rmp_var.h | 244 | ||||
| -rw-r--r-- | libexec/rbootd/rmpproto.c | 593 | ||||
| -rw-r--r-- | libexec/rbootd/utils.c | 557 |
12 files changed, 0 insertions, 3271 deletions
diff --git a/libexec/rbootd/Makefile b/libexec/rbootd/Makefile deleted file mode 100644 index 6e377fc51d8a..000000000000 --- a/libexec/rbootd/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -# @(#)Makefile 8.1 (Berkeley) 6/4/93 - -PROG= rbootd -SRCS= bpf.c conf.c parseconf.c rbootd.c rmpproto.c utils.c -MAN8= rbootd.0 - -afterinstall: - (cd ${.CURDIR}/bootdir && install -c -o ${BINOWN} -g ${BINGRP} \ - -m 444 * ${DESTDIR}/usr/mdec/) - -.include <bsd.prog.mk> diff --git a/libexec/rbootd/bpf.c b/libexec/rbootd/bpf.c deleted file mode 100644 index 7ecd41957a32..000000000000 --- a/libexec/rbootd/bpf.c +++ /dev/null @@ -1,422 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)bpf.c 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: bpf.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char sccsid[] = "@(#)bpf.c 8.1 (Berkeley) 6/4/93"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/ioctl.h> -#include <sys/socket.h> - -#include <net/if.h> -#include <net/bpf.h> - -#include <ctype.h> -#include <errno.h> -#include <fcntl.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <syslog.h> -#include <unistd.h> -#include "defs.h" -#include "pathnames.h" - -static int BpfFd = -1; -static unsigned BpfLen = 0; -static u_char *BpfPkt = NULL; - -/* -** BpfOpen -- Open and initialize a BPF device. -** -** Parameters: -** None. -** -** Returns: -** File descriptor of opened BPF device (for select() etc). -** -** Side Effects: -** If an error is encountered, the program terminates here. -*/ -int -BpfOpen() -{ - struct ifreq ifr; - char bpfdev[32]; - int n = 0; - - /* - * Open the first available BPF device. - */ - do { - (void) sprintf(bpfdev, _PATH_BPF, n++); - BpfFd = open(bpfdev, O_RDWR); - } while (BpfFd < 0 && (errno == EBUSY || errno == EPERM)); - - if (BpfFd < 0) { - syslog(LOG_ERR, "bpf: no available devices: %m"); - Exit(0); - } - - /* - * Set interface name for bpf device, get data link layer - * type and make sure it's type Ethernet. - */ - (void) strncpy(ifr.ifr_name, IntfName, sizeof(ifr.ifr_name)); - if (ioctl(BpfFd, BIOCSETIF, (caddr_t)&ifr) < 0) { - syslog(LOG_ERR, "bpf: ioctl(BIOCSETIF,%s): %m", IntfName); - Exit(0); - } - - /* - * Make sure we are dealing with an Ethernet device. - */ - if (ioctl(BpfFd, BIOCGDLT, (caddr_t)&n) < 0) { - syslog(LOG_ERR, "bpf: ioctl(BIOCGDLT): %m"); - Exit(0); - } - if (n != DLT_EN10MB) { - syslog(LOG_ERR,"bpf: %s: data-link type %d unsupported", - IntfName, n); - Exit(0); - } - - /* - * On read(), return packets immediately (do not buffer them). - */ - n = 1; - if (ioctl(BpfFd, BIOCIMMEDIATE, (caddr_t)&n) < 0) { - syslog(LOG_ERR, "bpf: ioctl(BIOCIMMEDIATE): %m"); - Exit(0); - } - - /* - * Try to enable the chip/driver's multicast address filter to - * grab our RMP address. If this fails, try promiscuous mode. - * If this fails, there's no way we are going to get any RMP - * packets so just exit here. - */ -#ifdef MSG_EOR - ifr.ifr_addr.sa_len = RMP_ADDRLEN + 2; -#endif - ifr.ifr_addr.sa_family = AF_UNSPEC; - bcopy(&RmpMcastAddr[0], (char *)&ifr.ifr_addr.sa_data[0], RMP_ADDRLEN); - if (ioctl(BpfFd, SIOCADDMULTI, (caddr_t)&ifr) < 0) { - syslog(LOG_WARNING, - "bpf: can't add mcast addr (%m), setting promiscuous mode"); - - if (ioctl(BpfFd, BIOCPROMISC, (caddr_t)0) < 0) { - syslog(LOG_ERR, "bpf: can't set promiscuous mode: %m"); - Exit(0); - } - } - - /* - * Ask BPF how much buffer space it requires and allocate one. - */ - if (ioctl(BpfFd, BIOCGBLEN, (caddr_t)&BpfLen) < 0) { - syslog(LOG_ERR, "bpf: ioctl(BIOCGBLEN): %m"); - Exit(0); - } - if (BpfPkt == NULL) - BpfPkt = (u_char *)malloc(BpfLen); - - if (BpfPkt == NULL) { - syslog(LOG_ERR, "bpf: out of memory (%u bytes for bpfpkt)", - BpfLen); - Exit(0); - } - - /* - * Write a little program to snarf RMP Boot packets and stuff - * it down BPF's throat (i.e. set up the packet filter). - */ - { -#define RMP ((struct rmp_packet *)0) - static struct bpf_insn bpf_insn[] = { - { BPF_LD|BPF_B|BPF_ABS, 0, 0, (long)&RMP->hp_llc.dsap }, - { BPF_JMP|BPF_JEQ|BPF_K, 0, 5, IEEE_DSAP_HP }, - { BPF_LD|BPF_H|BPF_ABS, 0, 0, (long)&RMP->hp_llc.cntrl }, - { BPF_JMP|BPF_JEQ|BPF_K, 0, 3, IEEE_CNTL_HP }, - { BPF_LD|BPF_H|BPF_ABS, 0, 0, (long)&RMP->hp_llc.dxsap }, - { BPF_JMP|BPF_JEQ|BPF_K, 0, 1, HPEXT_DXSAP }, - { BPF_RET|BPF_K, 0, 0, RMP_MAX_PACKET }, - { BPF_RET|BPF_K, 0, 0, 0x0 } - }; -#undef RMP - static struct bpf_program bpf_pgm = { - sizeof(bpf_insn)/sizeof(bpf_insn[0]), bpf_insn - }; - - if (ioctl(BpfFd, BIOCSETF, (caddr_t)&bpf_pgm) < 0) { - syslog(LOG_ERR, "bpf: ioctl(BIOCSETF): %m"); - Exit(0); - } - } - - return(BpfFd); -} - -/* -** BPF GetIntfName -- Return the name of a network interface attached to -** the system, or 0 if none can be found. The interface -** must be configured up; the lowest unit number is -** preferred; loopback is ignored. -** -** Parameters: -** errmsg - if no network interface found, *errmsg explains why. -** -** Returns: -** A (static) pointer to interface name, or NULL on error. -** -** Side Effects: -** None. -*/ -char * -BpfGetIntfName(errmsg) - char **errmsg; -{ - struct ifreq ibuf[8], *ifrp, *ifend, *mp; - struct ifconf ifc; - int fd; - int minunit, n; - char *cp; - static char device[sizeof(ifrp->ifr_name)]; - static char errbuf[128] = "No Error!"; - - if (errmsg != NULL) - *errmsg = errbuf; - - if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { - (void) strcpy(errbuf, "bpf: socket: %m"); - return(NULL); - } - ifc.ifc_len = sizeof ibuf; - ifc.ifc_buf = (caddr_t)ibuf; - -#ifdef OSIOCGIFCONF - if (ioctl(fd, OSIOCGIFCONF, (char *)&ifc) < 0 || - ifc.ifc_len < sizeof(struct ifreq)) { - (void) strcpy(errbuf, "bpf: ioctl(OSIOCGIFCONF): %m"); - return(NULL); - } -#else - if (ioctl(fd, SIOCGIFCONF, (char *)&ifc) < 0 || - ifc.ifc_len < sizeof(struct ifreq)) { - (void) strcpy(errbuf, "bpf: ioctl(SIOCGIFCONF): %m"); - return(NULL); - } -#endif - ifrp = ibuf; - ifend = (struct ifreq *)((char *)ibuf + ifc.ifc_len); - - mp = 0; - minunit = 666; - for (; ifrp < ifend; ++ifrp) { - if (ioctl(fd, SIOCGIFFLAGS, (char *)ifrp) < 0) { - (void) strcpy(errbuf, "bpf: ioctl(SIOCGIFFLAGS): %m"); - return(NULL); - } - - /* - * If interface is down or this is the loopback interface, - * ignore it. - */ - if ((ifrp->ifr_flags & IFF_UP) == 0 || -#ifdef IFF_LOOPBACK - (ifrp->ifr_flags & IFF_LOOPBACK)) -#else - (strcmp(ifrp->ifr_name, "lo0") == 0)) -#endif - continue; - - for (cp = ifrp->ifr_name; !isdigit(*cp); ++cp) - ; - n = atoi(cp); - if (n < minunit) { - minunit = n; - mp = ifrp; - } - } - - (void) close(fd); - if (mp == 0) { - (void) strcpy(errbuf, "bpf: no interfaces found"); - return(NULL); - } - - (void) strcpy(device, mp->ifr_name); - return(device); -} - -/* -** BpfRead -- Read packets from a BPF device and fill in `rconn'. -** -** Parameters: -** rconn - filled in with next packet. -** doread - is True if we can issue a read() syscall. -** -** Returns: -** True if `rconn' contains a new packet, False otherwise. -** -** Side Effects: -** None. -*/ -int -BpfRead(rconn, doread) - RMPCONN *rconn; - int doread; -{ - register int datlen, caplen, hdrlen; - static u_char *bp = NULL, *ep = NULL; - int cc; - - /* - * The read() may block, or it may return one or more packets. - * We let the caller decide whether or not we can issue a read(). - */ - if (doread) { - if ((cc = read(BpfFd, (char *)BpfPkt, (int)BpfLen)) < 0) { - syslog(LOG_ERR, "bpf: read: %m"); - return(0); - } else { - bp = BpfPkt; - ep = BpfPkt + cc; - } - } - -#define bhp ((struct bpf_hdr *)bp) - /* - * If there is a new packet in the buffer, stuff it into `rconn' - * and return a success indication. - */ - if (bp < ep) { - datlen = bhp->bh_datalen; - caplen = bhp->bh_caplen; - hdrlen = bhp->bh_hdrlen; - - if (caplen != datlen) - syslog(LOG_ERR, - "bpf: short packet dropped (%d of %d bytes)", - caplen, datlen); - else if (caplen > sizeof(struct rmp_packet)) - syslog(LOG_ERR, "bpf: large packet dropped (%d bytes)", - caplen); - else { - rconn->rmplen = caplen; - bcopy((char *)&bhp->bh_tstamp, (char *)&rconn->tstamp, - sizeof(struct timeval)); - bcopy((char *)bp + hdrlen, (char *)&rconn->rmp, caplen); - } - bp += BPF_WORDALIGN(caplen + hdrlen); - return(1); - } -#undef bhp - - return(0); -} - -/* -** BpfWrite -- Write packet to BPF device. -** -** Parameters: -** rconn - packet to send. -** -** Returns: -** True if write succeeded, False otherwise. -** -** Side Effects: -** None. -*/ -int -BpfWrite(rconn) - RMPCONN *rconn; -{ - if (write(BpfFd, (char *)&rconn->rmp, rconn->rmplen) < 0) { - syslog(LOG_ERR, "write: %s: %m", EnetStr(rconn)); - return(0); - } - - return(1); -} - -/* -** BpfClose -- Close a BPF device. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** None. -*/ -void -BpfClose() -{ - struct ifreq ifr; - - if (BpfPkt != NULL) { - free((char *)BpfPkt); - BpfPkt = NULL; - } - - if (BpfFd == -1) - return; - -#ifdef MSG_EOR - ifr.ifr_addr.sa_len = RMP_ADDRLEN + 2; -#endif - ifr.ifr_addr.sa_family = AF_UNSPEC; - bcopy(&RmpMcastAddr[0], (char *)&ifr.ifr_addr.sa_data[0], RMP_ADDRLEN); - if (ioctl(BpfFd, SIOCDELMULTI, (caddr_t)&ifr) < 0) - (void) ioctl(BpfFd, BIOCPROMISC, (caddr_t)0); - - (void) close(BpfFd); - BpfFd = -1; -} diff --git a/libexec/rbootd/conf.c b/libexec/rbootd/conf.c deleted file mode 100644 index b890eeadae7c..000000000000 --- a/libexec/rbootd/conf.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)conf.c 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: conf.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char sccsid[] = "@(#)conf.c 8.1 (Berkeley) 6/4/93"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/time.h> - -#include <stdio.h> -#include "defs.h" -#include "pathnames.h" - -/* -** Define (and possibly initialize) global variables here. -** -** Caveat: -** The maximum number of bootable files (`char *BootFiles[]') is -** limited to C_MAXFILE (i.e. the maximum number of files that -** can be spec'd in the configuration file). This was done to -** simplify the boot file search code. -*/ - -char *ProgName; /* path-stripped argv[0] */ -char MyHost[MAXHOSTNAMELEN+1]; /* host name */ -int MyPid; /* process id */ -int DebugFlg = 0; /* set true if debugging */ -int BootAny = 0; /* set true if we boot anyone */ - -char *ConfigFile = NULL; /* configuration file */ -char *DfltConfig = _PATH_RBOOTDCONF; /* default configuration file */ -char *PidFile = _PATH_RBOOTDPID; /* file w/pid of server */ -char *BootDir = _PATH_RBOOTDLIB; /* directory w/boot files */ -char *DbgFile = _PATH_RBOOTDDBG; /* debug output file */ - -FILE *DbgFp = NULL; /* debug file pointer */ -char *IntfName = NULL; /* intf we are attached to */ - -u_short SessionID = 0; /* generated session ID */ - -char *BootFiles[C_MAXFILE]; /* list of boot files */ - -CLIENT *Clients = NULL; /* list of addrs we'll accept */ -RMPCONN *RmpConns = NULL; /* list of active connections */ - -char RmpMcastAddr[RMP_ADDRLEN] = RMP_ADDR; /* RMP multicast address */ diff --git a/libexec/rbootd/defs.h b/libexec/rbootd/defs.h deleted file mode 100644 index a2e0cd0616c7..000000000000 --- a/libexec/rbootd/defs.h +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)defs.h 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: defs.h 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#include "rmp.h" -#include "rmp_var.h" - -/* -** Common #define's and external variables. All other files should -** include this. -*/ - -/* - * This may be defined in <sys/param.h>, if not, it's defined here. - */ -#ifndef MAXHOSTNAMELEN -#define MAXHOSTNAMELEN 64 -#endif - -/* - * SIGUSR1 and SIGUSR2 are defined in <signal.h> for 4.3BSD systems. - */ -#ifndef SIGUSR1 -#define SIGUSR1 SIGEMT -#endif -#ifndef SIGUSR2 -#define SIGUSR2 SIGFPE -#endif - -/* - * These can be faster & more efficient than strcmp()/strncmp()... - */ -#define STREQN(s1,s2) ((*s1 == *s2) && (strcmp(s1,s2) == 0)) -#define STRNEQN(s1,s2,n) ((*s1 == *s2) && (strncmp(s1,s2,n) == 0)) - -/* - * Configuration file limitations. - */ -#define C_MAXFILE 10 /* max number of boot-able files */ -#define C_LINELEN 1024 /* max length of line */ - -/* - * Direction of packet (used as argument to DispPkt). - */ -#define DIR_RCVD 0 -#define DIR_SENT 1 -#define DIR_NONE 2 - -/* - * These need not be functions, so... - */ -#define FreeStr(str) free(str) -#define FreeClient(cli) free(cli) -#define GenSessID() (++SessionID ? SessionID: ++SessionID) - -/* - * Converting an Ethernet address to a string is done in many routines. - * Using `rmp.hp_hdr.saddr' works because this field is *never* changed; - * it will *always* contain the source address of the packet. - */ -#define EnetStr(rptr) GetEtherAddr(&(rptr)->rmp.hp_hdr.saddr[0]) - -/* - * Every machine we can boot will have one of these allocated for it - * (unless there are no restrictions on who we can boot). - */ -typedef struct client_s { - u_char addr[RMP_ADDRLEN]; /* addr of machine */ - char *files[C_MAXFILE]; /* boot-able files */ - struct client_s *next; /* ptr to next */ -} CLIENT; - -/* - * Every active connection has one of these allocated for it. - */ -typedef struct rmpconn_s { - struct rmp_packet rmp; /* RMP packet */ - int rmplen; /* length of packet */ - struct timeval tstamp; /* last time active */ - int bootfd; /* open boot file */ - struct rmpconn_s *next; /* ptr to next */ -} RMPCONN; - -/* - * All these variables are defined in "conf.c". - */ -extern char *ProgName; /* path-stripped argv[0] */ -extern char MyHost[]; /* this hosts' name */ -extern int MyPid; /* this processes' ID */ -extern int DebugFlg; /* set true if debugging */ -extern int BootAny; /* set true if we can boot anyone */ - -extern char *ConfigFile; /* configuration file */ -extern char *DfltConfig; /* default configuration file */ -extern char *DbgFile; /* debug output file */ -extern char *PidFile; /* file containing pid of server */ -extern char *BootDir; /* directory w/boot files */ - -extern FILE *DbgFp; /* debug file pointer */ -extern char *IntfName; /* interface we are attached to */ - -extern u_short SessionID; /* generated session ID */ - -extern char *BootFiles[]; /* list of boot files */ - -extern CLIENT *Clients; /* list of addrs we'll accept */ -extern RMPCONN *RmpConns; /* list of active connections */ - -extern char RmpMcastAddr[]; /* RMP multicast address */ - -void AddConn __P((RMPCONN *)); -int BootDone __P((RMPCONN *)); -void BpfClose __P((void)); -char *BpfGetIntfName __P((char **)); -int BpfOpen __P((void)); -int BpfRead __P((RMPCONN *, int)); -int BpfWrite __P((RMPCONN *)); -void DebugOff __P((int)); -void DebugOn __P((int)); -void DispPkt __P((RMPCONN *, int)); -void DoTimeout __P((void)); -void DspFlnm __P((u_int, char *)); -void Exit __P((int)); -CLIENT *FindClient __P((RMPCONN *)); -RMPCONN *FindConn __P((RMPCONN *)); -void FreeClients __P((void)); -void FreeConn __P((RMPCONN *)); -void FreeConns __P((void)); -int GetBootFiles __P((void)); -char *GetEtherAddr __P((u_char *)); -CLIENT *NewClient __P((u_char *)); -RMPCONN *NewConn __P((RMPCONN *)); -char *NewStr __P((char *)); -u_char *ParseAddr __P((char *)); -int ParseConfig __P((void)); -void ProcessPacket __P((RMPCONN *, CLIENT *)); -void ReConfig __P((int)); -void RemoveConn __P((RMPCONN *)); -int SendBootRepl __P((struct rmp_packet *, RMPCONN *, char *[])); -int SendFileNo __P((struct rmp_packet *, RMPCONN *, char *[])); -int SendPacket __P((RMPCONN *)); -int SendReadRepl __P((RMPCONN *)); -int SendServerID __P((RMPCONN *)); diff --git a/libexec/rbootd/parseconf.c b/libexec/rbootd/parseconf.c deleted file mode 100644 index d00436f071c8..000000000000 --- a/libexec/rbootd/parseconf.c +++ /dev/null @@ -1,359 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)parseconf.c 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: parseconf.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char sccsid[] = "@(#)parseconf.c 8.1 (Berkeley) 6/4/93"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/stat.h> - -#include <ctype.h> -#include <dirent.h> -#include <fcntl.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <syslog.h> -#include "defs.h" - -/* -** ParseConfig -- parse the config file into linked list of clients. -** -** Parameters: -** None. -** -** Returns: -** 1 on success, 0 otherwise. -** -** Side Effects: -** - Linked list of clients will be (re)allocated. -** -** Warnings: -** - GetBootFiles() must be called before this routine -** to create a linked list of default boot files. -*/ -int -ParseConfig() -{ - FILE *fp; - CLIENT *client; - u_char *addr; - char line[C_LINELEN]; - register char *cp, *bcp; - register int i, j; - int omask, linecnt = 0; - - if (BootAny) /* ignore config file */ - return(1); - - FreeClients(); /* delete old list of clients */ - - if ((fp = fopen(ConfigFile, "r")) == NULL) { - syslog(LOG_ERR, "ParseConfig: can't open config file (%s)", - ConfigFile); - return(0); - } - - /* - * We've got to block SIGHUP to prevent reconfiguration while - * dealing with the linked list of Clients. This can be done - * when actually linking the new client into the list, but - * this could have unexpected results if the server was HUP'd - * whilst reconfiguring. Hence, it is done here. - */ - omask = sigblock(sigmask(SIGHUP)); - - /* - * GETSTR positions `bcp' at the start of the current token, - * and null terminates it. `cp' is positioned at the start - * of the next token. spaces & commas are separators. - */ -#define GETSTR while (isspace(*cp) || *cp == ',') cp++; \ - bcp = cp; \ - while (*cp && *cp!=',' && !isspace(*cp)) cp++; \ - if (*cp) *cp++ = '\0' - - /* - * For each line, parse it into a new CLIENT struct. - */ - while (fgets(line, C_LINELEN, fp) != NULL) { - linecnt++; /* line counter */ - - if (*line == '\0' || *line == '#') /* ignore comment */ - continue; - - if ((cp = index(line,'#')) != NULL) /* trash comments */ - *cp = '\0'; - - cp = line; /* init `cp' */ - GETSTR; /* get RMP addr */ - if (bcp == cp) /* all delimiters */ - continue; - - /* - * Get an RMP address from a string. Abort on failure. - */ - if ((addr = ParseAddr(bcp)) == NULL) { - syslog(LOG_ERR, - "ParseConfig: line %d: cant parse <%s>", - linecnt, bcp); - continue; - } - - if ((client = NewClient(addr)) == NULL) /* alloc new client */ - continue; - - GETSTR; /* get first file */ - - /* - * If no boot files are spec'd, use the default list. - * Otherwise, validate each file (`bcp') against the - * list of boot-able files. - */ - i = 0; - if (bcp == cp) /* no files spec'd */ - for (; i < C_MAXFILE && BootFiles[i] != NULL; i++) - client->files[i] = BootFiles[i]; - else { - do { - /* - * For each boot file spec'd, make sure it's - * in our list. If so, include a pointer to - * it in the CLIENT's list of boot files. - */ - for (j = 0; ; j++) { - if (j==C_MAXFILE||BootFiles[j]==NULL) { - syslog(LOG_ERR, "ParseConfig: line %d: no boot file (%s)", - linecnt, bcp); - break; - } - if (STREQN(BootFiles[j], bcp)) { - if (i < C_MAXFILE) - client->files[i++] = - BootFiles[j]; - else - syslog(LOG_ERR, "ParseConfig: line %d: too many boot files (%s)", - linecnt, bcp); - break; - } - } - GETSTR; /* get next file */ - } while (bcp != cp); - - /* - * Restricted list of boot files were spec'd, - * however, none of them were found. Since we - * apparently cant let them boot "just anything", - * the entire record is invalidated. - */ - if (i == 0) { - FreeClient(client); - continue; - } - } - - /* - * Link this client into the linked list of clients. - * SIGHUP has already been blocked. - */ - if (Clients) - client->next = Clients; - Clients = client; - } - - (void) fclose(fp); /* close config file */ - - (void) sigsetmask(omask); /* reset signal mask */ - - return(1); /* return success */ -} - -/* -** ParseAddr -- Parse a string containing an RMP address. -** -** This routine is fairly liberal at parsing an RMP address. The -** address must contain 6 octets consisting of between 0 and 2 hex -** chars (upper/lower case) separated by colons. If two colons are -** together (e.g. "::", the octet between them is recorded as being -** zero. Hence, the following addrs are all valid and parse to the -** same thing: -** -** 08:00:09:00:66:ad 8::9:0:66:AD 8::9::66:aD -** -** For clarity, an RMP address is really an Ethernet address, but -** since the HP boot code uses IEEE 802.3, it's really an IEEE -** 802.3 address. Of course, all of these are identical. -** -** Parameters: -** str - string representation of an RMP address. -** -** Returns: -** pointer to a static array of RMP_ADDRLEN bytes. -** -** Side Effects: -** None. -** -** Warnings: -** - The return value points to a static buffer; it must -** be copied if it's to be saved. -** - For speed, we assume a u_char consists of 8 bits. -*/ -u_char * -ParseAddr(str) - char *str; -{ - static u_char addr[RMP_ADDRLEN]; - register char *cp; - register unsigned i; - register int part, subpart; - - bzero((char *)&addr[0], RMP_ADDRLEN); /* zero static buffer */ - - part = subpart = 0; - for (cp = str; *cp; cp++) { - /* - * A colon (`:') must be used to delimit each octet. - */ - if (*cp == ':') { - if (++part == RMP_ADDRLEN) /* too many parts */ - return(NULL); - subpart = 0; - continue; - } - - /* - * Convert hex character to an integer. - */ - if (isdigit(*cp)) - i = *cp - '0'; - else { - i = (isupper(*cp)? tolower(*cp): *cp) - 'a' + 10; - if (i < 10 || i > 15) /* not a hex char */ - return(NULL); - } - - if (subpart++) { - if (subpart > 2) /* too many hex chars */ - return(NULL); - addr[part] <<= 4; - } - addr[part] |= i; - } - - if (part != (RMP_ADDRLEN-1)) /* too few parts */ - return(NULL); - - return(&addr[0]); -} - -/* -** GetBootFiles -- record list of files in current (boot) directory. -** -** Parameters: -** None. -** -** Returns: -** Number of boot files on success, 0 on failure. -** -** Side Effects: -** Strings in `BootFiles' are freed/allocated. -** -** Warnings: -** - After this routine is called, ParseConfig() must be -** called to re-order it's list of boot file pointers. -*/ -int -GetBootFiles() -{ - DIR *dfd; - struct stat statb; - register struct dirent *dp; - register int i; - - /* - * Free the current list of boot files. - */ - for (i = 0; i < C_MAXFILE && BootFiles[i] != NULL; i++) { - FreeStr(BootFiles[i]); - BootFiles[i] = NULL; - } - - /* - * Open current directory to read boot file names. - */ - if ((dfd = opendir(".")) == NULL) { /* open BootDir */ - syslog(LOG_ERR, "GetBootFiles: can't open directory (%s)\n", - BootDir); - return(0); - } - - /* - * Read each boot file name and allocate space for it in the - * list of boot files (BootFiles). All boot files read after - * C_MAXFILE will be ignored. - */ - i = 0; - for (dp = readdir(dfd); dp != NULL; dp = readdir(dfd)) { - if (stat(dp->d_name, &statb) < 0 || - (statb.st_mode & S_IFMT) != S_IFREG) - continue; - if (i == C_MAXFILE) - syslog(LOG_ERR, - "GetBootFiles: too many boot files (%s ignored)", - dp->d_name); - else if ((BootFiles[i] = NewStr(dp->d_name)) != NULL) - i++; - } - - (void) closedir(dfd); /* close BootDir */ - - if (i == 0) /* cant find any boot files */ - syslog(LOG_ERR, "GetBootFiles: no boot files (%s)\n", BootDir); - - return(i); -} diff --git a/libexec/rbootd/pathnames.h b/libexec/rbootd/pathnames.h deleted file mode 100644 index d960dcee96ac..000000000000 --- a/libexec/rbootd/pathnames.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)pathnames.h 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: pathnames.h 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#define _PATH_BPF "/dev/bpf%d" -#define _PATH_RBOOTDCONF "/etc/rbootd.conf" -#define _PATH_RBOOTDDBG "/tmp/rbootd.dbg" -#define _PATH_RBOOTDLIB "/usr/mdec/rbootd" -#define _PATH_RBOOTDPID "/var/run/rbootd.pid" diff --git a/libexec/rbootd/rbootd.8 b/libexec/rbootd/rbootd.8 deleted file mode 100644 index f4eb36477def..000000000000 --- a/libexec/rbootd/rbootd.8 +++ /dev/null @@ -1,156 +0,0 @@ -.\" Copyright (c) 1988, 1992 The University of Utah and the Center -.\" for Software Science (CSS). -.\" Copyright (c) 1992, 1993 -.\" The Regents of the University of California. All rights reserved. -.\" -.\" This code is derived from software contributed to Berkeley by -.\" the Center for Software Science of the University of Utah Computer -.\" Science Department. CSS requests users of this software to return -.\" to css-dist@cs.utah.edu any improvements that they make and grant -.\" CSS redistribution rights. -.\" -.\" 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, Berkeley 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. -.\" -.\" @(#)rbootd.8 8.2 (Berkeley) 12/11/93 -.\" -.\" Utah $Hdr: rbootd.man 3.1 92/07/06$ -.\" Author: Jeff Forys, University of Utah CSS -.\" -.Dd "December 11, 1993" -.Dt RBOOTD 8 -.Os -.Sh NAME -.Nm rbootd -.Nd HP remote boot server -.Sh SYNOPSIS -.Nm rbootd -.Op Fl ad -.Op Fl i Ar interface -.Op config_file -.Sh DESCRIPTION -The -.Nm rbootd -utility services boot requests from Hewlett-Packard workstations over a -local area network. -All boot files must reside in the boot file directory; further, if a -client supplies path information in its boot request, it will be silently -stripped away before processing. -By default, -.Nm rbootd -only responds to requests from machines listed in its configuration file. -.Pp -The options are as follows: -.Bl -tag -width Fl -.It Fl a -Respond to boot requests from any machine. -The configuration file is ignored if this option is specified. -.It Fl d -Run -.Nm rbootd -in debug mode. -Packets sent and received are displayed to the terminal. -.It Fl i Ar interface -Service boot requests on specified interface. -If unspecified, -.Nm rbootd -searches the system interface list for the lowest numbered, configured -``up'' interface (excluding loopback). -Ties are broken by choosing the earliest match. -.El -.Pp -Specifying -.Ar config_file -on the command line causes -.Nm rbootd -to use a different configuration file from the default. -.Pp -The configuration file is a text file where each line describes a particular -machine. -A line must start with a machine's Ethernet address followed by an optional -list of boot file names. -An Ethernet address is specified in hexadecimal with each of its six octets -separated by a colon. -The boot file names come from the boot file directory. -The ethernet address and boot file(s) must be separated by white-space -and/or comma characters. -A pound sign causes the remainder of a line to be ignored. -.Pp -Here is a sample configuration file: -.Bl -column 08:00:09:0:66:ad SYSHPBSD,SYSHPUX "# vandy (anything)" -.It # -.It # ethernet addr boot file(s) comments -.It # -.It 08:00:09:0:66:ad SYSHPBSD # snake (4.3BSD) -.It 08:00:09:0:59:5b # vandy (anything) -.It 8::9:1:C6:75 SYSHPBSD,SYSHPUX # jaguar (either) -.El -.Pp -.Nm Rbootd -logs status and error messages via -.Xr syslog 3 . -A startup message is always logged, and in the case of fatal errors (or -deadly signals) a message is logged announcing the server's termination. -In general, a non-fatal error is handled by ignoring the event that caused -it (e.g. an invalid Ethernet address in the config file causes that line -to be invalidated). -.Pp -The following signals have the specified effect when sent to the server -process using the -.Xr kill 1 -command: -.Bl -tag -width SIGUSR1 -offset -compact -.It SIGHUP -Drop all active connections and reconfigure. -.It SIGUSR1 -Turn on debugging, do nothing if already on. -.It SIGUSR2 -Turn off debugging, do nothing if already off. -.El -.Sh "FILES" -.Bl -tag -width /usr/libexec/rbootd -compact -.It /dev/bpf# -packet-filter device -.It /etc/rbootd.conf -configuration file -.It /tmp/rbootd.dbg -debug output -.It /usr/mdec/rbootd -directory containing boot files -.It /var/run/rbootd.pid -process id -.El -.Sh SEE ALSO -.Xr kill 1 , -.Xr socket 2 , -.Xr signal 3 , -.Xr syslog 3 , -.Xr rmp 4 -.Sh BUGS -If multiple servers are started on the same interface, each will receive -and respond to the same boot packets. diff --git a/libexec/rbootd/rbootd.c b/libexec/rbootd/rbootd.c deleted file mode 100644 index aa01583496f2..000000000000 --- a/libexec/rbootd/rbootd.c +++ /dev/null @@ -1,508 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)rbootd.c 8.2 (Berkeley) 2/22/94 - * - * Utah $Hdr: rbootd.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1992, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)rbootd.c 8.2 (Berkeley) 2/22/94"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/ioctl.h> -#include <sys/time.h> - -#include <ctype.h> -#include <errno.h> -#include <fcntl.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <syslog.h> -#include <unistd.h> -#include "defs.h" - - -/* fd mask macros (backward compatibility with 4.2BSD) */ -#ifndef FD_SET -#ifdef notdef -typedef struct fd_set { /* this should already be in 4.2 */ - int fds_bits[1]; -} fd_set; -#endif -#define FD_ZERO(p) ((p)->fds_bits[0] = 0) -#define FD_SET(n, p) ((p)->fds_bits[0] |= (1 << (n))) -#define FD_CLR(n, p) ((p)->fds_bits[0] &= ~(1 << (n))) -#define FD_ISSET(n, p) ((p)->fds_bits[0] & (1 << (n))) -#endif - -int -main(argc, argv) - int argc; - char *argv[]; -{ - int c, fd, omask, maxfds; - fd_set rset; - - /* - * Find what name we are running under. - */ - ProgName = (ProgName = rindex(argv[0],'/')) ? ++ProgName : *argv; - - /* - * Close any open file descriptors. - * Temporarily leave stdin & stdout open for `-d', - * and stderr open for any pre-syslog error messages. - */ - { - int i, nfds = getdtablesize(); - - for (i = 0; i < nfds; i++) - if (i != fileno(stdin) && i != fileno(stdout) && - i != fileno(stderr)) - (void) close(i); - } - - /* - * Parse any arguments. - */ - while ((c = getopt(argc, argv, "adi:")) != EOF) - switch(c) { - case 'a': - BootAny++; - break; - case 'd': - DebugFlg++; - break; - case 'i': - IntfName = optarg; - break; - } - for (; optind < argc; optind++) { - if (ConfigFile == NULL) - ConfigFile = argv[optind]; - else { - fprintf(stderr, - "%s: too many config files (`%s' ignored)\n", - ProgName, argv[optind]); - } - } - - if (ConfigFile == NULL) /* use default config file */ - ConfigFile = DfltConfig; - - if (DebugFlg) { - DbgFp = stdout; /* output to stdout */ - - (void) signal(SIGUSR1, SIG_IGN); /* dont muck w/DbgFp */ - (void) signal(SIGUSR2, SIG_IGN); - } else { - (void) fclose(stdin); /* dont need these */ - (void) fclose(stdout); - - /* - * Fork off a child to do the work & exit. - */ - switch(fork()) { - case -1: /* fork failed */ - fprintf(stderr, "%s: ", ProgName); - perror("fork"); - Exit(0); - case 0: /* this is the CHILD */ - break; - default: /* this is the PARENT */ - _exit(0); - } - - /* - * Try to disassociate from the current tty. - */ - { - char *devtty = "/dev/tty"; - int i; - - if ((i = open(devtty, O_RDWR)) < 0) { - /* probably already disassociated */ - if (setpgrp(0, 0) < 0) { - fprintf(stderr, "%s: ", ProgName); - perror("setpgrp"); - } - } else { - if (ioctl(i, (u_long)TIOCNOTTY, (char *)0) < 0){ - fprintf(stderr, "%s: ", ProgName); - perror("ioctl"); - } - (void) close(i); - } - } - - (void) signal(SIGUSR1, DebugOn); - (void) signal(SIGUSR2, DebugOff); - } - - (void) fclose(stderr); /* finished with it */ - -#ifdef SYSLOG4_2 - openlog(ProgName, LOG_PID); -#else - openlog(ProgName, LOG_PID, LOG_DAEMON); -#endif - - /* - * If no interface was specified, get one now. - * - * This is convoluted because we want to get the default interface - * name for the syslog("restarted") message. If BpfGetIntfName() - * runs into an error, it will return a syslog-able error message - * (in `errmsg') which will be displayed here. - */ - if (IntfName == NULL) { - char *errmsg; - - if ((IntfName = BpfGetIntfName(&errmsg)) == NULL) { - syslog(LOG_NOTICE, "restarted (??)"); - syslog(LOG_ERR, errmsg); - Exit(0); - } - } - - syslog(LOG_NOTICE, "restarted (%s)", IntfName); - - (void) signal(SIGHUP, ReConfig); - (void) signal(SIGINT, Exit); - (void) signal(SIGTERM, Exit); - - /* - * Grab our host name and pid. - */ - if (gethostname(MyHost, MAXHOSTNAMELEN) < 0) { - syslog(LOG_ERR, "gethostname: %m"); - Exit(0); - } - MyHost[MAXHOSTNAMELEN] = '\0'; - - MyPid = getpid(); - - /* - * Write proc's pid to a file. - */ - { - FILE *fp; - - if ((fp = fopen(PidFile, "w")) != NULL) { - (void) fprintf(fp, "%d\n", MyPid); - (void) fclose(fp); - } else { - syslog(LOG_WARNING, "fopen: failed (%s)", PidFile); - } - } - - /* - * All boot files are relative to the boot directory, we might - * as well chdir() there to make life easier. - */ - if (chdir(BootDir) < 0) { - syslog(LOG_ERR, "chdir: %m (%s)", BootDir); - Exit(0); - } - - /* - * Initial configuration. - */ - omask = sigblock(sigmask(SIGHUP)); /* prevent reconfig's */ - if (GetBootFiles() == 0) /* get list of boot files */ - Exit(0); - if (ParseConfig() == 0) /* parse config file */ - Exit(0); - - /* - * Open and initialize a BPF device for the appropriate interface. - * If an error is encountered, a message is displayed and Exit() - * is called. - */ - fd = BpfOpen(); - - (void) sigsetmask(omask); /* allow reconfig's */ - - /* - * Main loop: receive a packet, determine where it came from, - * and if we service this host, call routine to handle request. - */ - maxfds = fd + 1; - FD_ZERO(&rset); - FD_SET(fd, &rset); - for (;;) { - struct timeval timeout; - fd_set r; - int nsel; - - r = rset; - - if (RmpConns == NULL) { /* timeout isnt necessary */ - nsel = select(maxfds, &r, (fd_set *)0, (fd_set *)0, - (struct timeval *)0); - } else { - timeout.tv_sec = RMP_TIMEOUT; - timeout.tv_usec = 0; - nsel = select(maxfds, &r, (fd_set *)0, (fd_set *)0, - &timeout); - } - - if (nsel < 0) { - if (errno == EINTR) - continue; - syslog(LOG_ERR, "select: %m"); - Exit(0); - } else if (nsel == 0) { /* timeout */ - DoTimeout(); /* clear stale conns */ - continue; - } - - if (FD_ISSET(fd, &r)) { - RMPCONN rconn; - CLIENT *client, *FindClient(); - int doread = 1; - - while (BpfRead(&rconn, doread)) { - doread = 0; - - if (DbgFp != NULL) /* display packet */ - DispPkt(&rconn,DIR_RCVD); - - omask = sigblock(sigmask(SIGHUP)); - - /* - * If we do not restrict service, set the - * client to NULL (ProcessPacket() handles - * this). Otherwise, check that we can - * service this host; if not, log a message - * and ignore the packet. - */ - if (BootAny) { - client = NULL; - } else if ((client=FindClient(&rconn))==NULL) { - syslog(LOG_INFO, - "%s: boot packet ignored", - EnetStr(&rconn)); - (void) sigsetmask(omask); - continue; - } - - ProcessPacket(&rconn,client); - - (void) sigsetmask(omask); - } - } - } -} - -/* -** DoTimeout -- Free any connections that have timed out. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - Timed out connections in `RmpConns' will be freed. -*/ -void -DoTimeout() -{ - register RMPCONN *rtmp; - struct timeval now; - - (void) gettimeofday(&now, (struct timezone *)0); - - /* - * For each active connection, if RMP_TIMEOUT seconds have passed - * since the last packet was sent, delete the connection. - */ - for (rtmp = RmpConns; rtmp != NULL; rtmp = rtmp->next) - if ((rtmp->tstamp.tv_sec + RMP_TIMEOUT) < now.tv_sec) { - syslog(LOG_WARNING, "%s: connection timed out (%u)", - EnetStr(rtmp), rtmp->rmp.r_type); - RemoveConn(rtmp); - } -} - -/* -** FindClient -- Find client associated with a packet. -** -** Parameters: -** rconn - the new packet. -** -** Returns: -** Pointer to client info if found, NULL otherwise. -** -** Side Effects: -** None. -** -** Warnings: -** - This routine must be called with SIGHUP blocked since -** a reconfigure can invalidate the information returned. -*/ - -CLIENT * -FindClient(rconn) - register RMPCONN *rconn; -{ - register CLIENT *ctmp; - - for (ctmp = Clients; ctmp != NULL; ctmp = ctmp->next) - if (bcmp((char *)&rconn->rmp.hp_hdr.saddr[0], - (char *)&ctmp->addr[0], RMP_ADDRLEN) == 0) - break; - - return(ctmp); -} - -/* -** Exit -- Log an error message and exit. -** -** Parameters: -** sig - caught signal (or zero if not dying on a signal). -** -** Returns: -** Does not return. -** -** Side Effects: -** - This process ceases to exist. -*/ -void -Exit(sig) - int sig; -{ - if (sig > 0) - syslog(LOG_ERR, "going down on signal %d", sig); - else - syslog(LOG_ERR, "going down with fatal error"); - BpfClose(); - exit(1); -} - -/* -** ReConfig -- Get new list of boot files and reread config files. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - All active connections are dropped. -** - List of boot-able files is changed. -** - List of clients is changed. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -void -ReConfig(signo) - int signo; -{ - syslog(LOG_NOTICE, "reconfiguring boot server"); - - FreeConns(); - - if (GetBootFiles() == 0) - Exit(0); - - if (ParseConfig() == 0) - Exit(0); -} - -/* -** DebugOff -- Turn off debugging. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - Debug file is closed. -*/ -void -DebugOff(signo) - int signo; -{ - if (DbgFp != NULL) - (void) fclose(DbgFp); - - DbgFp = NULL; -} - -/* -** DebugOn -- Turn on debugging. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - Debug file is opened/truncated if not already opened, -** otherwise do nothing. -*/ -void -DebugOn(signo) - int signo; -{ - if (DbgFp == NULL) { - if ((DbgFp = fopen(DbgFile, "w")) == NULL) - syslog(LOG_ERR, "can't open debug file (%s)", DbgFile); - } -} diff --git a/libexec/rbootd/rmp.h b/libexec/rbootd/rmp.h deleted file mode 100644 index d3b016760d35..000000000000 --- a/libexec/rbootd/rmp.h +++ /dev/null @@ -1,95 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)rmp.h 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: rmp.h 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -/* - * Define MIN/MAX sizes of RMP (ethernet) packet. - * For ease of computation, the 4 octet CRC field is not included. - * - * MCLBYTES is for bpfwrite(); it is adamant about using a cluster. - */ - -#define RMP_MAX_PACKET MIN(1514,MCLBYTES) -#define RMP_MIN_PACKET 60 - -/* - * Define RMP/Ethernet Multicast address (9:0:9:0:0:4) and its length. - */ -#define RMP_ADDR { 0x9, 0x0, 0x9, 0x0, 0x0, 0x4 } -#define RMP_ADDRLEN 6 - -/* - * Define IEEE802.2 (Logical Link Control) information. - */ -#define IEEE_DSAP_HP 0xF8 /* Destination Service Access Point */ -#define IEEE_SSAP_HP 0xF8 /* Source Service Access Point */ -#define IEEE_CNTL_HP 0x0300 /* Type 1 / I format control information */ - -#define HPEXT_DXSAP 0x608 /* HP Destination Service Access Point */ -#define HPEXT_SXSAP 0x609 /* HP Source Service Access Point */ - -/* - * 802.3-style "Ethernet" header. - */ - -struct hp_hdr { - u_char daddr[RMP_ADDRLEN]; - u_char saddr[RMP_ADDRLEN]; - u_short len; -}; - -/* - * HP uses 802.2 LLC with their own local extensions. This struct makes - * sence out of this data (encapsulated in the above 802.3 packet). - */ - -struct hp_llc { - u_char dsap; /* 802.2 DSAP */ - u_char ssap; /* 802.2 SSAP */ - u_short cntrl; /* 802.2 control field */ - u_short filler; /* HP filler (must be zero) */ - u_short dxsap; /* HP extended DSAP */ - u_short sxsap; /* HP extended SSAP */ -}; diff --git a/libexec/rbootd/rmp_var.h b/libexec/rbootd/rmp_var.h deleted file mode 100644 index 7df1e87465fc..000000000000 --- a/libexec/rbootd/rmp_var.h +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)rmp_var.h 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: rmp_var.h 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -/* - * Possible values for "rmp_type" fields. - */ - -#define RMP_BOOT_REQ 1 /* boot request packet */ -#define RMP_BOOT_REPL 129 /* boot reply packet */ -#define RMP_READ_REQ 2 /* read request packet */ -#define RMP_READ_REPL 130 /* read reply packet */ -#define RMP_BOOT_DONE 3 /* boot complete packet */ - -/* - * Useful constants. - */ - -#define RMP_VERSION 2 /* protocol version */ -#define RMP_TIMEOUT 600 /* timeout connection after ten minutes */ -#define RMP_PROBESID 0xffff /* session ID for probes */ -#define RMP_HOSTLEN 13 /* max length of server's name */ -#define RMP_MACHLEN 20 /* length of machine type field */ - -/* - * RMP error codes - */ - -#define RMP_E_OKAY 0 -#define RMP_E_EOF 2 /* read reply: returned end of file */ -#define RMP_E_ABORT 3 /* abort operation */ -#define RMP_E_BUSY 4 /* boot reply: server busy */ -#define RMP_E_TIMEOUT 5 /* lengthen time out (not implemented) */ -#define RMP_E_NOFILE 16 /* boot reply: file does not exist */ -#define RMP_E_OPENFILE 17 /* boot reply: file open failed */ -#define RMP_E_NODFLT 18 /* boot reply: default file does not exist */ -#define RMP_E_OPENDFLT 19 /* boot reply: default file open failed */ -#define RMP_E_BADSID 25 /* read reply: bad session ID */ -#define RMP_E_BADPACKET 27 /* Bad packet detected */ - -/* - * RMPDATALEN is the maximum number of data octets that can be stuffed - * into an RMP packet. This excludes the 802.2 LLC w/HP extensions. - */ -#define RMPDATALEN (RMP_MAX_PACKET - (sizeof(struct hp_hdr) + \ - sizeof(struct hp_llc))) - -/* - * Define sizes of packets we send. Boot and Read replies are variable - * in length depending on the length of `s'. - * - * Also, define how much space `restofpkt' can take up for outgoing - * Boot and Read replies. Boot Request packets are effectively - * limited to 255 bytes due to the preceding 1-byte length field. - */ - -#define RMPBOOTSIZE(s) (sizeof(struct hp_hdr) + sizeof(struct hp_llc) + \ - sizeof(struct rmp_boot_repl) + s - sizeof(restofpkt)) -#define RMPREADSIZE(s) (sizeof(struct hp_hdr) + sizeof(struct hp_llc) + \ - sizeof(struct rmp_read_repl) + s - sizeof(restofpkt) \ - - sizeof(u_char)) -#define RMPDONESIZE (sizeof(struct hp_hdr) + sizeof(struct hp_llc) + \ - sizeof(struct rmp_boot_done)) -#define RMPBOOTDATA 255 -#define RMPREADDATA (RMPDATALEN - \ - (2*sizeof(u_char)+sizeof(u_short)+sizeof(u_word))) - -/* - * This protocol defines some field sizes as "rest of ethernet packet". - * There is no easy way to specify this in C, so we use a one character - * field to denote it, and index past it to the end of the packet. - */ - -typedef char restofpkt; - -/* - * Due to the RMP packet layout, we'll run into alignment problems - * on machines that cant access words on half-word boundaries. If - * you know that your machine does not suffer from this problem, - * add it to the hp300 #define below. - * - * The following macros are used to deal with this problem: - * WORDZE(w) Return True if u_word `w' is zero, False otherwise. - * ZEROWORD(w) Set u_word `w' to zero. - * COPYWORD(w1,w2) Copy u_word `w1' to `w2'. - * GETWORD(w,i) Copy u_word `w' into int `i'. - * PUTWORD(i,w) Copy int `i' into u_word `w'. - * - * N.B. We do not support little endian alignment-challenged machines. - */ -#if defined(vax) || defined(tahoe) || defined(hp300) - -typedef u_int u_word; - -#define WORDZE(w) ((w) == 0) -#define ZEROWORD(w) (w) = 0 -#define COPYWORD(w1,w2) (w2) = (w1) -#define GETWORD(w, i) (i) = (w) -#define PUTWORD(i, w) (w) = (i) - -#else - -#define _WORD_HIGHPART 0 /* XXX: assume Big Endian for now */ -#define _WORD_LOWPART 1 - -typedef struct _uword { u_short val[2]; } u_word; - -#define WORDZE(w) \ - ((w.val[_WORD_HIGHPART] == 0) && (w.val[_WORD_LOWPART] == 0)) -#define ZEROWORD(w) \ - (w).val[_WORD_HIGHPART] = (w).val[_WORD_LOWPART] = 0 -#define COPYWORD(w1, w2) \ - { (w2).val[_WORD_HIGHPART] = (w1).val[_WORD_HIGHPART]; \ - (w2).val[_WORD_LOWPART] = (w1).val[_WORD_LOWPART]; \ - } -#define GETWORD(w, i) \ - (i) = (((u_int)(w).val[_WORD_HIGHPART]) << 16) | (w).val[_WORD_LOWPART] -#define PUTWORD(i, w) \ - { (w).val[_WORD_HIGHPART] = (u_short) (((i) >> 16) & 0xffff); \ - (w).val[_WORD_LOWPART] = (u_short) (i & 0xffff); \ - } - -#endif - -/* - * Packet structures. - */ - -struct rmp_raw { /* generic RMP packet */ - u_char rmp_type; /* packet type */ - u_char rmp_rawdata[RMPDATALEN-1]; -}; - -struct rmp_boot_req { /* boot request */ - u_char rmp_type; /* packet type (RMP_BOOT_REQ) */ - u_char rmp_retcode; /* return code (0) */ - u_word rmp_seqno; /* sequence number (real time clock) */ - u_short rmp_session; /* session id (normally 0) */ - u_short rmp_version; /* protocol version (RMP_VERSION) */ - char rmp_machtype[RMP_MACHLEN]; /* machine type */ - u_char rmp_flnmsize; /* length of rmp_flnm */ - restofpkt rmp_flnm; /* name of file to be read */ -}; - -struct rmp_boot_repl { /* boot reply */ - u_char rmp_type; /* packet type (RMP_BOOT_REPL) */ - u_char rmp_retcode; /* return code (normally 0) */ - u_word rmp_seqno; /* sequence number (from boot req) */ - u_short rmp_session; /* session id (generated) */ - u_short rmp_version; /* protocol version (RMP_VERSION) */ - u_char rmp_flnmsize; /* length of rmp_flnm */ - restofpkt rmp_flnm; /* name of file (from boot req) */ -}; - -struct rmp_read_req { /* read request */ - u_char rmp_type; /* packet type (RMP_READ_REQ) */ - u_char rmp_retcode; /* return code (0) */ - u_word rmp_offset; /* file relative byte offset */ - u_short rmp_session; /* session id (from boot repl) */ - u_short rmp_size; /* max no of bytes to send */ -}; - -struct rmp_read_repl { /* read reply */ - u_char rmp_type; /* packet type (RMP_READ_REPL) */ - u_char rmp_retcode; /* return code (normally 0) */ - u_word rmp_offset; /* byte offset (from read req) */ - u_short rmp_session; /* session id (from read req) */ - restofpkt rmp_data; /* data (max size from read req) */ - u_char rmp_unused; /* padding to 16-bit boundary */ -}; - -struct rmp_boot_done { /* boot complete */ - u_char rmp_type; /* packet type (RMP_BOOT_DONE) */ - u_char rmp_retcode; /* return code (0) */ - u_word rmp_unused; /* not used (0) */ - u_short rmp_session; /* session id (from read repl) */ -}; - -struct rmp_packet { - struct hp_hdr hp_hdr; - struct hp_llc hp_llc; - union { - struct rmp_boot_req rmp_brq; /* boot request */ - struct rmp_boot_repl rmp_brpl; /* boot reply */ - struct rmp_read_req rmp_rrq; /* read request */ - struct rmp_read_repl rmp_rrpl; /* read reply */ - struct rmp_boot_done rmp_done; /* boot complete */ - struct rmp_raw rmp_raw; /* raw data */ - } rmp_proto; -}; - -/* - * Make life easier... - */ - -#define r_type rmp_proto.rmp_raw.rmp_type -#define r_data rmp_proto.rmp_raw.rmp_data -#define r_brq rmp_proto.rmp_brq -#define r_brpl rmp_proto.rmp_brpl -#define r_rrq rmp_proto.rmp_rrq -#define r_rrpl rmp_proto.rmp_rrpl -#define r_done rmp_proto.rmp_done diff --git a/libexec/rbootd/rmpproto.c b/libexec/rbootd/rmpproto.c deleted file mode 100644 index d0a8d4a8086f..000000000000 --- a/libexec/rbootd/rmpproto.c +++ /dev/null @@ -1,593 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)rmpproto.c 8.1 (Berkeley) 6/4/93 - * - * Utah $Hdr: rmpproto.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char sccsid[] = "@(#)rmpproto.c 8.1 (Berkeley) 6/4/93"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/time.h> - -#include <errno.h> -#include <fcntl.h> -#include <stdio.h> -#include <string.h> -#include <syslog.h> -#include <unistd.h> -#include "defs.h" - -/* -** ProcessPacket -- determine packet type and do what's required. -** -** An RMP BOOT packet has been received. Look at the type field -** and process Boot Requests, Read Requests, and Boot Complete -** packets. Any other type will be dropped with a warning msg. -** -** Parameters: -** rconn - the new connection -** client - list of files available to this host -** -** Returns: -** Nothing. -** -** Side Effects: -** - If this is a valid boot request, it will be added to -** the linked list of outstanding requests (RmpConns). -** - If this is a valid boot complete, its associated -** entry in RmpConns will be deleted. -** - Also, unless we run out of memory, a reply will be -** sent to the host that sent the packet. -*/ -void -ProcessPacket(rconn, client) - RMPCONN *rconn; - CLIENT *client; -{ - struct rmp_packet *rmp; - RMPCONN *rconnout; - - rmp = &rconn->rmp; /* cache pointer to RMP packet */ - - switch(rmp->r_type) { /* do what we came here to do */ - case RMP_BOOT_REQ: /* boot request */ - if ((rconnout = NewConn(rconn)) == NULL) - return; - - /* - * If the Session ID is 0xffff, this is a "probe" - * packet and we do not want to add the connection - * to the linked list of active connections. There - * are two types of probe packets, if the Sequence - * Number is 0 they want to know our host name, o/w - * they want the name of the file associated with - * the number spec'd by the Sequence Number. - * - * If this is an actual boot request, open the file - * and send a reply. If SendBootRepl() does not - * return 0, add the connection to the linked list - * of active connections, otherwise delete it since - * an error was encountered. - */ - if (rmp->r_brq.rmp_session == RMP_PROBESID) { - if (WORDZE(rmp->r_brq.rmp_seqno)) - (void) SendServerID(rconnout); - else - (void) SendFileNo(rmp, rconnout, - client? client->files: - BootFiles); - FreeConn(rconnout); - } else { - if (SendBootRepl(rmp, rconnout, - client? client->files: BootFiles)) - AddConn(rconnout); - else - FreeConn(rconnout); - } - break; - - case RMP_BOOT_REPL: /* boot reply (not valid) */ - syslog(LOG_WARNING, "%s: sent a boot reply", - EnetStr(rconn)); - break; - - case RMP_READ_REQ: /* read request */ - /* - * Send a portion of the boot file. - */ - (void) SendReadRepl(rconn); - break; - - case RMP_READ_REPL: /* read reply (not valid) */ - syslog(LOG_WARNING, "%s: sent a read reply", - EnetStr(rconn)); - break; - - case RMP_BOOT_DONE: /* boot complete */ - /* - * Remove the entry from the linked list of active - * connections. - */ - (void) BootDone(rconn); - break; - - default: /* unknown RMP packet type */ - syslog(LOG_WARNING, "%s: unknown packet type (%u)", - EnetStr(rconn), rmp->r_type); - } -} - -/* -** SendServerID -- send our host name to who ever requested it. -** -** Parameters: -** rconn - the reply packet to be formatted. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -SendServerID(rconn) - RMPCONN *rconn; -{ - register struct rmp_packet *rpl; - register char *src, *dst; - register u_char *size; - - rpl = &rconn->rmp; /* cache ptr to RMP packet */ - - /* - * Set up assorted fields in reply packet. - */ - rpl->r_brpl.rmp_type = RMP_BOOT_REPL; - rpl->r_brpl.rmp_retcode = RMP_E_OKAY; - ZEROWORD(rpl->r_brpl.rmp_seqno); - rpl->r_brpl.rmp_session = 0; - rpl->r_brpl.rmp_version = RMP_VERSION; - - size = &rpl->r_brpl.rmp_flnmsize; /* ptr to length of host name */ - - /* - * Copy our host name into the reply packet incrementing the - * length as we go. Stop at RMP_HOSTLEN or the first dot. - */ - src = MyHost; - dst = (char *) &rpl->r_brpl.rmp_flnm; - for (*size = 0; *size < RMP_HOSTLEN; (*size)++) { - if (*src == '.' || *src == '\0') - break; - *dst++ = *src++; - } - - rconn->rmplen = RMPBOOTSIZE(*size); /* set packet length */ - - return(SendPacket(rconn)); /* send packet */ -} - -/* -** SendFileNo -- send the name of a bootable file to the requester. -** -** Parameters: -** req - RMP BOOT packet containing the request. -** rconn - the reply packet to be formatted. -** filelist - list of files available to the requester. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -SendFileNo(req, rconn, filelist) - struct rmp_packet *req; - RMPCONN *rconn; - char *filelist[]; -{ - register struct rmp_packet *rpl; - register char *src, *dst; - register u_char *size, i; - - GETWORD(req->r_brpl.rmp_seqno, i); /* SeqNo is really FileNo */ - rpl = &rconn->rmp; /* cache ptr to RMP packet */ - - /* - * Set up assorted fields in reply packet. - */ - rpl->r_brpl.rmp_type = RMP_BOOT_REPL; - PUTWORD(i, rpl->r_brpl.rmp_seqno); - i--; - rpl->r_brpl.rmp_session = 0; - rpl->r_brpl.rmp_version = RMP_VERSION; - - size = &rpl->r_brpl.rmp_flnmsize; /* ptr to length of filename */ - *size = 0; /* init length to zero */ - - /* - * Copy the file name into the reply packet incrementing the - * length as we go. Stop at end of string or when RMPBOOTDATA - * characters have been copied. Also, set return code to - * indicate success or "no more files". - */ - if (i < C_MAXFILE && filelist[i] != NULL) { - src = filelist[i]; - dst = (char *)&rpl->r_brpl.rmp_flnm; - for (; *src && *size < RMPBOOTDATA; (*size)++) { - if (*src == '\0') - break; - *dst++ = *src++; - } - rpl->r_brpl.rmp_retcode = RMP_E_OKAY; - } else - rpl->r_brpl.rmp_retcode = RMP_E_NODFLT; - - rconn->rmplen = RMPBOOTSIZE(*size); /* set packet length */ - - return(SendPacket(rconn)); /* send packet */ -} - -/* -** SendBootRepl -- open boot file and respond to boot request. -** -** Parameters: -** req - RMP BOOT packet containing the request. -** rconn - the reply packet to be formatted. -** filelist - list of files available to the requester. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -SendBootRepl(req, rconn, filelist) - struct rmp_packet *req; - RMPCONN *rconn; - char *filelist[]; -{ - int retval; - char *filename, filepath[RMPBOOTDATA+1]; - RMPCONN *oldconn; - register struct rmp_packet *rpl; - register char *src, *dst1, *dst2; - register u_char i; - - /* - * If another connection already exists, delete it since we - * are obviously starting again. - */ - if ((oldconn = FindConn(rconn)) != NULL) { - syslog(LOG_WARNING, "%s: dropping existing connection", - EnetStr(oldconn)); - RemoveConn(oldconn); - } - - rpl = &rconn->rmp; /* cache ptr to RMP packet */ - - /* - * Set up assorted fields in reply packet. - */ - rpl->r_brpl.rmp_type = RMP_BOOT_REPL; - COPYWORD(req->r_brq.rmp_seqno, rpl->r_brpl.rmp_seqno); - rpl->r_brpl.rmp_session = GenSessID(); - rpl->r_brpl.rmp_version = RMP_VERSION; - rpl->r_brpl.rmp_flnmsize = req->r_brq.rmp_flnmsize; - - /* - * Copy file name to `filepath' string, and into reply packet. - */ - src = &req->r_brq.rmp_flnm; - dst1 = filepath; - dst2 = &rpl->r_brpl.rmp_flnm; - for (i = 0; i < req->r_brq.rmp_flnmsize; i++) - *dst1++ = *dst2++ = *src++; - *dst1 = '\0'; - - /* - * If we are booting HP-UX machines, their secondary loader will - * ask for files like "/hp-ux". As a security measure, we do not - * allow boot files to lay outside the boot directory (unless they - * are purposely link'd out. So, make `filename' become the path- - * stripped file name and spoof the client into thinking that it - * really got what it wanted. - */ - filename = (filename = rindex(filepath,'/'))? ++filename: filepath; - - /* - * Check that this is a valid boot file name. - */ - for (i = 0; i < C_MAXFILE && filelist[i] != NULL; i++) - if (STREQN(filename, filelist[i])) - goto match; - - /* - * Invalid boot file name, set error and send reply packet. - */ - rpl->r_brpl.rmp_retcode = RMP_E_NOFILE; - retval = 0; - goto sendpkt; - -match: - /* - * This is a valid boot file. Open the file and save the file - * descriptor associated with this connection and set success - * indication. If the file couldnt be opened, set error: - * "no such file or dir" - RMP_E_NOFILE - * "file table overflow" - RMP_E_BUSY - * "too many open files" - RMP_E_BUSY - * anything else - RMP_E_OPENFILE - */ - if ((rconn->bootfd = open(filename, O_RDONLY, 0600)) < 0) { - rpl->r_brpl.rmp_retcode = (errno == ENOENT)? RMP_E_NOFILE: - (errno == EMFILE || errno == ENFILE)? RMP_E_BUSY: - RMP_E_OPENFILE; - retval = 0; - } else { - rpl->r_brpl.rmp_retcode = RMP_E_OKAY; - retval = 1; - } - -sendpkt: - syslog(LOG_INFO, "%s: request to boot %s (%s)", - EnetStr(rconn), filename, retval? "granted": "denied"); - - rconn->rmplen = RMPBOOTSIZE(rpl->r_brpl.rmp_flnmsize); - - return (retval & SendPacket(rconn)); -} - -/* -** SendReadRepl -- send a portion of the boot file to the requester. -** -** Parameters: -** rconn - the reply packet to be formatted. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -SendReadRepl(rconn) - RMPCONN *rconn; -{ - int retval; - RMPCONN *oldconn; - register struct rmp_packet *rpl, *req; - register int size = 0; - int madeconn = 0; - - /* - * Find the old connection. If one doesnt exist, create one only - * to return the error code. - */ - if ((oldconn = FindConn(rconn)) == NULL) { - if ((oldconn = NewConn(rconn)) == NULL) - return(0); - syslog(LOG_ERR, "SendReadRepl: no active connection (%s)", - EnetStr(rconn)); - madeconn++; - } - - req = &rconn->rmp; /* cache ptr to request packet */ - rpl = &oldconn->rmp; /* cache ptr to reply packet */ - - if (madeconn) { /* no active connection above; abort */ - rpl->r_rrpl.rmp_retcode = RMP_E_ABORT; - retval = 1; - goto sendpkt; - } - - /* - * Make sure Session ID's match. - */ - if (req->r_rrq.rmp_session != - ((rpl->r_type == RMP_BOOT_REPL)? rpl->r_brpl.rmp_session: - rpl->r_rrpl.rmp_session)) { - syslog(LOG_ERR, "SendReadRepl: bad session id (%s)", - EnetStr(rconn)); - rpl->r_rrpl.rmp_retcode = RMP_E_BADSID; - retval = 1; - goto sendpkt; - } - - /* - * If the requester asks for more data than we can fit, - * silently clamp the request size down to RMPREADDATA. - * - * N.B. I do not know if this is "legal", however it seems - * to work. This is necessary for bpfwrite() on machines - * with MCLBYTES less than 1514. - */ - if (req->r_rrq.rmp_size > RMPREADDATA) - req->r_rrq.rmp_size = RMPREADDATA; - - /* - * Position read head on file according to info in request packet. - */ - GETWORD(req->r_rrq.rmp_offset, size); - if (lseek(oldconn->bootfd, (off_t)size, L_SET) < 0) { - syslog(LOG_ERR, "SendReadRepl: lseek: %m (%s)", - EnetStr(rconn)); - rpl->r_rrpl.rmp_retcode = RMP_E_ABORT; - retval = 1; - goto sendpkt; - } - - /* - * Read data directly into reply packet. - */ - if ((size = read(oldconn->bootfd, &rpl->r_rrpl.rmp_data, - (int) req->r_rrq.rmp_size)) <= 0) { - if (size < 0) { - syslog(LOG_ERR, "SendReadRepl: read: %m (%s)", - EnetStr(rconn)); - rpl->r_rrpl.rmp_retcode = RMP_E_ABORT; - } else { - rpl->r_rrpl.rmp_retcode = RMP_E_EOF; - } - retval = 1; - goto sendpkt; - } - - /* - * Set success indication. - */ - rpl->r_rrpl.rmp_retcode = RMP_E_OKAY; - -sendpkt: - /* - * Set up assorted fields in reply packet. - */ - rpl->r_rrpl.rmp_type = RMP_READ_REPL; - COPYWORD(req->r_rrq.rmp_offset, rpl->r_rrpl.rmp_offset); - rpl->r_rrpl.rmp_session = req->r_rrq.rmp_session; - - oldconn->rmplen = RMPREADSIZE(size); /* set size of packet */ - - retval &= SendPacket(oldconn); /* send packet */ - - if (madeconn) /* clean up after ourself */ - FreeConn(oldconn); - - return (retval); -} - -/* -** BootDone -- free up memory allocated for a connection. -** -** Parameters: -** rconn - incoming boot complete packet. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -BootDone(rconn) - RMPCONN *rconn; -{ - RMPCONN *oldconn; - struct rmp_packet *rpl; - - /* - * If we cant find the connection, ignore the request. - */ - if ((oldconn = FindConn(rconn)) == NULL) { - syslog(LOG_ERR, "BootDone: no existing connection (%s)", - EnetStr(rconn)); - return(0); - } - - rpl = &oldconn->rmp; /* cache ptr to RMP packet */ - - /* - * Make sure Session ID's match. - */ - if (rconn->rmp.r_rrq.rmp_session != - ((rpl->r_type == RMP_BOOT_REPL)? rpl->r_brpl.rmp_session: - rpl->r_rrpl.rmp_session)) { - syslog(LOG_ERR, "BootDone: bad session id (%s)", - EnetStr(rconn)); - return(0); - } - - RemoveConn(oldconn); /* remove connection */ - - syslog(LOG_INFO, "%s: boot complete", EnetStr(rconn)); - - return(1); -} - -/* -** SendPacket -- send an RMP packet to a remote host. -** -** Parameters: -** rconn - packet to be sent. -** -** Returns: -** 1 on success, 0 on failure. -** -** Side Effects: -** none. -*/ -int -SendPacket(rconn) - register RMPCONN *rconn; -{ - /* - * Set Ethernet Destination address to Source (BPF and the enet - * driver will take care of getting our source address set). - */ - bcopy((char *)&rconn->rmp.hp_hdr.saddr[0], - (char *)&rconn->rmp.hp_hdr.daddr[0], RMP_ADDRLEN); - rconn->rmp.hp_hdr.len = rconn->rmplen - sizeof(struct hp_hdr); - - /* - * Reverse 802.2/HP Extended Source & Destination Access Pts. - */ - rconn->rmp.hp_llc.dxsap = HPEXT_SXSAP; - rconn->rmp.hp_llc.sxsap = HPEXT_DXSAP; - - /* - * Last time this connection was active. - */ - (void) gettimeofday(&rconn->tstamp, (struct timezone *)0); - - if (DbgFp != NULL) /* display packet */ - DispPkt(rconn,DIR_SENT); - - /* - * Send RMP packet to remote host. - */ - return(BpfWrite(rconn)); -} diff --git a/libexec/rbootd/utils.c b/libexec/rbootd/utils.c deleted file mode 100644 index 58ead7c7144b..000000000000 --- a/libexec/rbootd/utils.c +++ /dev/null @@ -1,557 +0,0 @@ -/* - * Copyright (c) 1988, 1992 The University of Utah and the Center - * for Software Science (CSS). - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * the Center for Software Science of the University of Utah Computer - * Science Department. CSS requests users of this software to return - * to css-dist@cs.utah.edu any improvements that they make and grant - * CSS redistribution rights. - * - * 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, Berkeley 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. - * - * @(#)utils.c 8.2 (Berkeley) 2/22/94 - * - * Utah $Hdr: utils.c 3.1 92/07/06$ - * Author: Jeff Forys, University of Utah CSS - */ - -#ifndef lint -static char sccsid[] = "@(#)utils.c 8.2 (Berkeley) 2/22/94"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/time.h> - -#include <fcntl.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <syslog.h> -#include <time.h> -#include <unistd.h> -#include "defs.h" - -/* -** DispPkt -- Display the contents of an RMPCONN packet. -** -** Parameters: -** rconn - packet to be displayed. -** direct - direction packet is going (DIR_*). -** -** Returns: -** Nothing. -** -** Side Effects: -** None. -*/ -void -DispPkt(rconn, direct) - RMPCONN *rconn; - int direct; -{ - static char BootFmt[] = "\t\tRetCode:%u SeqNo:%lx SessID:%x Vers:%u"; - static char ReadFmt[] = "\t\tRetCode:%u Offset:%lx SessID:%x\n"; - - struct tm *tmp; - register struct rmp_packet *rmp; - int i, omask; - u_int t; - - /* - * Since we will be working with RmpConns as well as DbgFp, we - * must block signals that can affect either. - */ - omask = sigblock(sigmask(SIGHUP)|sigmask(SIGUSR1)|sigmask(SIGUSR2)); - - if (DbgFp == NULL) { /* sanity */ - (void) sigsetmask(omask); - return; - } - - /* display direction packet is going using '>>>' or '<<<' */ - fputs((direct==DIR_RCVD)?"<<< ":(direct==DIR_SENT)?">>> ":"", DbgFp); - - /* display packet timestamp */ - tmp = localtime((time_t *)&rconn->tstamp.tv_sec); - fprintf(DbgFp, "%02d:%02d:%02d.%06ld ", tmp->tm_hour, tmp->tm_min, - tmp->tm_sec, rconn->tstamp.tv_usec); - - /* display src or dst addr and information about network interface */ - fprintf(DbgFp, "Addr: %s Intf: %s\n", EnetStr(rconn), IntfName); - - rmp = &rconn->rmp; - - /* display IEEE 802.2 Logical Link Control header */ - (void) fprintf(DbgFp, "\t802.2 LLC: DSAP:%x SSAP:%x CTRL:%x\n", - rmp->hp_llc.dsap, rmp->hp_llc.ssap, rmp->hp_llc.cntrl); - - /* display HP extensions to 802.2 Logical Link Control header */ - (void) fprintf(DbgFp, "\tHP Ext: DXSAP:%x SXSAP:%x\n", - rmp->hp_llc.dxsap, rmp->hp_llc.sxsap); - - /* - * Display information about RMP packet using type field to - * determine what kind of packet this is. - */ - switch(rmp->r_type) { - case RMP_BOOT_REQ: /* boot request */ - (void) fprintf(DbgFp, "\tBoot Request:"); - GETWORD(rmp->r_brq.rmp_seqno, t); - if (rmp->r_brq.rmp_session == RMP_PROBESID) { - if (WORDZE(rmp->r_brq.rmp_seqno)) - fputs(" (Send Server ID)", DbgFp); - else - fprintf(DbgFp," (Send Filename #%u)",t); - } - (void) fputc('\n', DbgFp); - (void) fprintf(DbgFp, BootFmt, rmp->r_brq.rmp_retcode, - t, rmp->r_brq.rmp_session, - rmp->r_brq.rmp_version); - (void) fprintf(DbgFp, "\n\t\tMachine Type: "); - for (i = 0; i < RMP_MACHLEN; i++) - (void) fputc(rmp->r_brq.rmp_machtype[i], DbgFp); - DspFlnm(rmp->r_brq.rmp_flnmsize, &rmp->r_brq.rmp_flnm); - break; - case RMP_BOOT_REPL: /* boot reply */ - fprintf(DbgFp, "\tBoot Reply:\n"); - GETWORD(rmp->r_brpl.rmp_seqno, t); - (void) fprintf(DbgFp, BootFmt, rmp->r_brpl.rmp_retcode, - t, rmp->r_brpl.rmp_session, - rmp->r_brpl.rmp_version); - DspFlnm(rmp->r_brpl.rmp_flnmsize,&rmp->r_brpl.rmp_flnm); - break; - case RMP_READ_REQ: /* read request */ - (void) fprintf(DbgFp, "\tRead Request:\n"); - GETWORD(rmp->r_rrq.rmp_offset, t); - (void) fprintf(DbgFp, ReadFmt, rmp->r_rrq.rmp_retcode, - t, rmp->r_rrq.rmp_session); - (void) fprintf(DbgFp, "\t\tNoOfBytes: %u\n", - rmp->r_rrq.rmp_size); - break; - case RMP_READ_REPL: /* read reply */ - (void) fprintf(DbgFp, "\tRead Reply:\n"); - GETWORD(rmp->r_rrpl.rmp_offset, t); - (void) fprintf(DbgFp, ReadFmt, rmp->r_rrpl.rmp_retcode, - t, rmp->r_rrpl.rmp_session); - (void) fprintf(DbgFp, "\t\tNoOfBytesSent: %d\n", - rconn->rmplen - RMPREADSIZE(0)); - break; - case RMP_BOOT_DONE: /* boot complete */ - (void) fprintf(DbgFp, "\tBoot Complete:\n"); - (void) fprintf(DbgFp, "\t\tRetCode:%u SessID:%x\n", - rmp->r_done.rmp_retcode, - rmp->r_done.rmp_session); - break; - default: /* ??? */ - (void) fprintf(DbgFp, "\tUnknown Type:(%d)\n", - rmp->r_type); - } - (void) fputc('\n', DbgFp); - (void) fflush(DbgFp); - - (void) sigsetmask(omask); /* reset old signal mask */ -} - - -/* -** GetEtherAddr -- convert an RMP (Ethernet) address into a string. -** -** An RMP BOOT packet has been received. Look at the type field -** and process Boot Requests, Read Requests, and Boot Complete -** packets. Any other type will be dropped with a warning msg. -** -** Parameters: -** addr - array of RMP_ADDRLEN bytes. -** -** Returns: -** Pointer to static string representation of `addr'. -** -** Side Effects: -** None. -** -** Warnings: -** - The return value points to a static buffer; it must -** be copied if it's to be saved. -** - For speed, we assume a u_char consists of 8 bits. -*/ -char * -GetEtherAddr(addr) - u_char *addr; -{ - static char Hex[] = "0123456789abcdef"; - static char etherstr[RMP_ADDRLEN*3]; - register int i; - register char *cp1, *cp2; - - /* - * For each byte in `addr', convert it to "<hexchar><hexchar>:". - * The last byte does not get a trailing `:' appended. - */ - i = 0; - cp1 = (char *)addr; - cp2 = etherstr; - for(;;) { - *cp2++ = Hex[*cp1 >> 4 & 0xf]; - *cp2++ = Hex[*cp1++ & 0xf]; - if (++i == RMP_ADDRLEN) - break; - *cp2++ = ':'; - } - *cp2 = '\0'; - - return(etherstr); -} - - -/* -** DispFlnm -- Print a string of bytes to DbgFp (often, a file name). -** -** Parameters: -** size - number of bytes to print. -** flnm - address of first byte. -** -** Returns: -** Nothing. -** -** Side Effects: -** - Characters are sent to `DbgFp'. -*/ -void -DspFlnm(size, flnm) - register u_int size; - register char *flnm; -{ - register int i; - - (void) fprintf(DbgFp, "\n\t\tFile Name (%d): <", size); - for (i = 0; i < size; i++) - (void) fputc(*flnm++, DbgFp); - (void) fputs(">\n", DbgFp); -} - - -/* -** NewClient -- allocate memory for a new CLIENT. -** -** Parameters: -** addr - RMP (Ethernet) address of new client. -** -** Returns: -** Ptr to new CLIENT or NULL if we ran out of memory. -** -** Side Effects: -** - Memory will be malloc'd for the new CLIENT. -** - If malloc() fails, a log message will be generated. -*/ -CLIENT * -NewClient(addr) - u_char *addr; -{ - CLIENT *ctmp; - - if ((ctmp = (CLIENT *) malloc(sizeof(CLIENT))) == NULL) { - syslog(LOG_ERR, "NewClient: out of memory (%s)", - GetEtherAddr(addr)); - return(NULL); - } - - bzero(ctmp, sizeof(CLIENT)); - bcopy(addr, &ctmp->addr[0], RMP_ADDRLEN); - return(ctmp); -} - -/* -** FreeClient -- free linked list of Clients. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - All malloc'd memory associated with the linked list of -** CLIENTS will be free'd; `Clients' will be set to NULL. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -void -FreeClients() -{ - register CLIENT *ctmp; - - while (Clients != NULL) { - ctmp = Clients; - Clients = Clients->next; - FreeClient(ctmp); - } -} - -/* -** NewStr -- allocate memory for a character array. -** -** Parameters: -** str - null terminated character array. -** -** Returns: -** Ptr to new character array or NULL if we ran out of memory. -** -** Side Effects: -** - Memory will be malloc'd for the new character array. -** - If malloc() fails, a log message will be generated. -*/ -char * -NewStr(str) - char *str; -{ - char *stmp; - - if ((stmp = (char *)malloc((unsigned) (strlen(str)+1))) == NULL) { - syslog(LOG_ERR, "NewStr: out of memory (%s)", str); - return(NULL); - } - - (void) strcpy(stmp, str); - return(stmp); -} - -/* -** To save time, NewConn and FreeConn maintain a cache of one RMPCONN -** in `LastFree' (defined below). -*/ - -static RMPCONN *LastFree = NULL; - -/* -** NewConn -- allocate memory for a new RMPCONN connection. -** -** Parameters: -** rconn - initialization template for new connection. -** -** Returns: -** Ptr to new RMPCONN or NULL if we ran out of memory. -** -** Side Effects: -** - Memory may be malloc'd for the new RMPCONN (if not cached). -** - If malloc() fails, a log message will be generated. -*/ -RMPCONN * -NewConn(rconn) - RMPCONN *rconn; -{ - RMPCONN *rtmp; - - if (LastFree == NULL) { /* nothing cached; make a new one */ - if ((rtmp = (RMPCONN *) malloc(sizeof(RMPCONN))) == NULL) { - syslog(LOG_ERR, "NewConn: out of memory (%s)", - EnetStr(rconn)); - return(NULL); - } - } else { /* use the cached RMPCONN */ - rtmp = LastFree; - LastFree = NULL; - } - - /* - * Copy template into `rtmp', init file descriptor to `-1' and - * set ptr to next elem NULL. - */ - bcopy((char *)rconn, (char *)rtmp, sizeof(RMPCONN)); - rtmp->bootfd = -1; - rtmp->next = NULL; - - return(rtmp); -} - -/* -** FreeConn -- Free memory associated with an RMPCONN connection. -** -** Parameters: -** rtmp - ptr to RMPCONN to be free'd. -** -** Returns: -** Nothing. -** -** Side Effects: -** - Memory associated with `rtmp' may be free'd (or cached). -** - File desc associated with `rtmp->bootfd' will be closed. -*/ -void -FreeConn(rtmp) - register RMPCONN *rtmp; -{ - /* - * If the file descriptor is in use, close the file. - */ - if (rtmp->bootfd >= 0) { - (void) close(rtmp->bootfd); - rtmp->bootfd = -1; - } - - if (LastFree == NULL) /* cache for next time */ - rtmp = LastFree; - else /* already one cached; free this one */ - free((char *)rtmp); -} - -/* -** FreeConns -- free linked list of RMPCONN connections. -** -** Parameters: -** None. -** -** Returns: -** Nothing. -** -** Side Effects: -** - All malloc'd memory associated with the linked list of -** connections will be free'd; `RmpConns' will be set to NULL. -** - If LastFree is != NULL, it too will be free'd & NULL'd. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -void -FreeConns() -{ - register RMPCONN *rtmp; - - while (RmpConns != NULL) { - rtmp = RmpConns; - RmpConns = RmpConns->next; - FreeConn(rtmp); - } - - if (LastFree != NULL) { - free((char *)LastFree); - LastFree = NULL; - } -} - -/* -** AddConn -- Add a connection to the linked list of connections. -** -** Parameters: -** rconn - connection to be added. -** -** Returns: -** Nothing. -** -** Side Effects: -** - RmpConn will point to new connection. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -void -AddConn(rconn) - register RMPCONN *rconn; -{ - if (RmpConns != NULL) - rconn->next = RmpConns; - RmpConns = rconn; -} - -/* -** FindConn -- Find a connection in the linked list of connections. -** -** We use the RMP (Ethernet) address as the basis for determining -** if this is the same connection. According to the Remote Maint -** Protocol, we can only have one connection with any machine. -** -** Parameters: -** rconn - connection to be found. -** -** Returns: -** Matching connection from linked list or NULL if not found. -** -** Side Effects: -** None. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -RMPCONN * -FindConn(rconn) - register RMPCONN *rconn; -{ - register RMPCONN *rtmp; - - for (rtmp = RmpConns; rtmp != NULL; rtmp = rtmp->next) - if (bcmp((char *)&rconn->rmp.hp_hdr.saddr[0], - (char *)&rtmp->rmp.hp_hdr.saddr[0], RMP_ADDRLEN) == 0) - break; - - return(rtmp); -} - -/* -** RemoveConn -- Remove a connection from the linked list of connections. -** -** Parameters: -** rconn - connection to be removed. -** -** Returns: -** Nothing. -** -** Side Effects: -** - If found, an RMPCONN will cease to exist and it will -** be removed from the linked list. -** -** Warnings: -** - This routine must be called with SIGHUP blocked. -*/ -void -RemoveConn(rconn) - register RMPCONN *rconn; -{ - register RMPCONN *thisrconn, *lastrconn; - - if (RmpConns == rconn) { /* easy case */ - RmpConns = RmpConns->next; - FreeConn(rconn); - } else { /* must traverse linked list */ - lastrconn = RmpConns; /* set back ptr */ - thisrconn = lastrconn->next; /* set current ptr */ - while (thisrconn != NULL) { - if (rconn == thisrconn) { /* found it */ - lastrconn->next = thisrconn->next; - FreeConn(thisrconn); - break; - } - lastrconn = thisrconn; - thisrconn = thisrconn->next; - } - } -} |