diff options
Diffstat (limited to 'lib/libipx')
| -rw-r--r-- | lib/libipx/Makefile | 9 | ||||
| -rw-r--r-- | lib/libipx/ipx.3 | 125 | ||||
| -rw-r--r-- | lib/libipx/ipx_addr.c | 227 | ||||
| -rw-r--r-- | lib/libipx/ipx_ntoa.c | 99 |
4 files changed, 460 insertions, 0 deletions
diff --git a/lib/libipx/Makefile b/lib/libipx/Makefile new file mode 100644 index 0000000..66f566a --- /dev/null +++ b/lib/libipx/Makefile @@ -0,0 +1,9 @@ +# $FreeBSD$ + +LIB= ipx +SHLIBDIR?= /lib +SRCS= ipx_addr.c ipx_ntoa.c +MAN= ipx.3 +MLINKS+=ipx.3 ipx_addr.3 ipx.3 ipx_ntoa.3 + +.include <bsd.lib.mk> diff --git a/lib/libipx/ipx.3 b/lib/libipx/ipx.3 new file mode 100644 index 0000000..b38683d --- /dev/null +++ b/lib/libipx/ipx.3 @@ -0,0 +1,125 @@ +.\" Copyright (c) 1986, 1991, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 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. +.\" +.\" $FreeBSD$ +.\" +.Dd June 4, 1993 +.Dt IPX 3 +.Os +.Sh NAME +.Nm ipx_addr , +.Nm ipx_ntoa +.Nd IPX address conversion routines +.Sh LIBRARY +.Lb libipx +.Sh SYNOPSIS +.In sys/types.h +.In netipx/ipx.h +.Ft struct ipx_addr +.Fn ipx_addr "const char *cp" +.Ft char * +.Fn ipx_ntoa "struct ipx_addr ipx" +.Sh DESCRIPTION +The routine +.Fn ipx_addr +interprets character strings representing +.Tn IPX +addresses, returning binary information suitable +for use in system calls. +The routine +.Fn ipx_ntoa +takes +.Tn IPX +addresses and returns +.Tn ASCII +strings representing the address in a +notation in common use: +.Bd -ragged -offset indent +<network number>.<host number>.<port number> +.Ed +.Pp +Trailing zero fields are suppressed, and each number is printed in hexadecimal, +in a format suitable for input to +.Fn ipx_addr . +Any fields lacking super-decimal digits will have a +trailing +.Ql H +appended. +.Pp +An effort has been made to insure that +.Fn ipx_addr +be compatible with most formats in common use. +It will first separate an address into 1 to 3 fields using a single delimiter +chosen from +period +.Ql \&. , +colon +.Ql \&: +or pound-sign +.Ql \&# . +Each field is then examined for byte separators (colon or period). +If there are byte separators, each subfield separated is taken to be +a small hexadecimal number, and the entirety is taken as a network-byte-ordered +quantity to be zero extended in the high-network-order bytes. +Next, the field is inspected for hyphens, in which case +the field is assumed to be a number in decimal notation +with hyphens separating the millennia. +Next, the field is assumed to be a number: +It is interpreted +as hexadecimal if there is a leading +.Ql 0x +(as in C), +a trailing +.Ql H +(as in Mesa), or there are any super-decimal digits present. +It is interpreted as octal if there is a leading +.Ql 0 +and there are no super-octal digits. +Otherwise, it is converted as a decimal number. +.Sh RETURN VALUES +None. +(See +.Sx BUGS . ) +.Sh SEE ALSO +.\" .Xr ns 4 , +.Xr hosts 5 , +.Xr networks 5 +.Sh HISTORY +The precursor +.Fn ns_addr +and +.Fn ns_toa +functions appeared in +.Bx 4.3 . +.Sh BUGS +The string returned by +.Fn ipx_ntoa +resides in a static memory area. +The function +.Fn ipx_addr +should diagnose improperly formed input, and there should be an unambiguous +way to recognize this. diff --git a/lib/libipx/ipx_addr.c b/lib/libipx/ipx_addr.c new file mode 100644 index 0000000..6d48b59 --- /dev/null +++ b/lib/libipx/ipx_addr.c @@ -0,0 +1,227 @@ +/* + * Copyright (c) 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * J.Q. Johnson. + * + * 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. + * 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)ipx_addr.c"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/param.h> +#include <arpa/inet.h> +#include <netipx/ipx.h> +#include <stdio.h> +#include <string.h> + +static struct ipx_addr addr, zero_addr; + +static void Field(), cvtbase(); + +struct ipx_addr +ipx_addr(name) + const char *name; +{ + char separator; + char *hostname, *socketname, *cp; + char buf[50]; + + (void)strncpy(buf, name, sizeof(buf) - 1); + buf[sizeof(buf) - 1] = '\0'; + + /* + * First, figure out what he intends as a field separator. + * Despite the way this routine is written, the preferred + * form 2-272.AA001234H.01777, i.e. XDE standard. + * Great efforts are made to ensure backwards compatibility. + */ + if ( (hostname = strchr(buf, '#')) ) + separator = '#'; + else { + hostname = strchr(buf, '.'); + if ((cp = strchr(buf, ':')) && + ((hostname && cp < hostname) || (hostname == 0))) { + hostname = cp; + separator = ':'; + } else + separator = '.'; + } + if (hostname) + *hostname++ = 0; + + addr = zero_addr; + Field(buf, addr.x_net.c_net, 4); + if (hostname == 0) + return (addr); /* No separator means net only */ + + socketname = strchr(hostname, separator); + if (socketname) { + *socketname++ = 0; + Field(socketname, (u_char *)&addr.x_port, 2); + } + + Field(hostname, addr.x_host.c_host, 6); + + return (addr); +} + +static void +Field(buf, out, len) + char *buf; + u_char *out; + int len; +{ + char *bp = buf; + int i, ibase, base16 = 0, base10 = 0, clen = 0; + int hb[6], *hp; + char *fmt; + + /* + * first try 2-273#2-852-151-014#socket + */ + if ((*buf != '-') && + (1 < (i = sscanf(buf, "%d-%d-%d-%d-%d", + &hb[0], &hb[1], &hb[2], &hb[3], &hb[4])))) { + cvtbase(1000L, 256, hb, i, out, len); + return; + } + /* + * try form 8E1#0.0.AA.0.5E.E6#socket + */ + if (1 < (i = sscanf(buf,"%x.%x.%x.%x.%x.%x", + &hb[0], &hb[1], &hb[2], &hb[3], &hb[4], &hb[5]))) { + cvtbase(256L, 256, hb, i, out, len); + return; + } + /* + * try form 8E1#0:0:AA:0:5E:E6#socket + */ + if (1 < (i = sscanf(buf,"%x:%x:%x:%x:%x:%x", + &hb[0], &hb[1], &hb[2], &hb[3], &hb[4], &hb[5]))) { + cvtbase(256L, 256, hb, i, out, len); + return; + } + /* + * This is REALLY stretching it but there was a + * comma notation separating shorts -- definitely non-standard + */ + if (1 < (i = sscanf(buf,"%x,%x,%x", + &hb[0], &hb[1], &hb[2]))) { + hb[0] = htons(hb[0]); hb[1] = htons(hb[1]); + hb[2] = htons(hb[2]); + cvtbase(65536L, 256, hb, i, out, len); + return; + } + + /* Need to decide if base 10, 16 or 8 */ + while (*bp) switch (*bp++) { + + case '0': case '1': case '2': case '3': case '4': case '5': + case '6': case '7': case '-': + break; + + case '8': case '9': + base10 = 1; + break; + + case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': + base16 = 1; + break; + + case 'x': case 'X': + *--bp = '0'; + base16 = 1; + break; + + case 'h': case 'H': + base16 = 1; + /* FALLTHROUGH */ + + default: + *--bp = 0; /* Ends Loop */ + } + if (base16) { + fmt = "%3x"; + ibase = 4096; + } else if (base10 == 0 && *buf == '0') { + fmt = "%3o"; + ibase = 512; + } else { + fmt = "%3d"; + ibase = 1000; + } + + for (bp = buf; *bp++; ) clen++; + if (clen == 0) clen++; + if (clen > 18) clen = 18; + i = ((clen - 1) / 3) + 1; + bp = clen + buf - 3; + hp = hb + i - 1; + + while (hp > hb) { + (void)sscanf(bp, fmt, hp); + bp[0] = 0; + hp--; + bp -= 3; + } + (void)sscanf(buf, fmt, hp); + cvtbase((long)ibase, 256, hb, i, out, len); +} + +static void +cvtbase(oldbase,newbase,input,inlen,result,reslen) + long oldbase; + int newbase; + int input[]; + int inlen; + unsigned char result[]; + int reslen; +{ + int d, e; + long sum; + + e = 1; + while (e > 0 && reslen > 0) { + d = 0; e = 0; sum = 0; + /* long division: input=input/newbase */ + while (d < inlen) { + sum = sum*oldbase + (long) input[d]; + e += (sum > 0); + input[d++] = sum / newbase; + sum %= newbase; + } + result[--reslen] = sum; /* accumulate remainder */ + } + for (d=0; d < reslen; d++) + result[d] = 0; +} diff --git a/lib/libipx/ipx_ntoa.c b/lib/libipx/ipx_ntoa.c new file mode 100644 index 0000000..a33b807 --- /dev/null +++ b/lib/libipx/ipx_ntoa.c @@ -0,0 +1,99 @@ +/* + * Copyright (c) 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)ipx_ntoa.c"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/param.h> +#include <arpa/inet.h> +#include <netipx/ipx.h> +#include <stdio.h> + +static char *spectHex(char *); + +char * +ipx_ntoa(addr) + struct ipx_addr addr; +{ + static char obuf[40]; + union { union ipx_net net_e; u_long long_e; } net; + u_short port = htons(addr.x_port); + char *cp; + char *cp2; + u_char *up = addr.x_host.c_host; + u_char *uplim = up + 6; + + net.net_e = addr.x_net; + sprintf(obuf, "%lx", (u_long)ntohl(net.long_e)); + cp = spectHex(obuf); + cp2 = cp + 1; + while (*up==0 && up < uplim) up++; + if (up == uplim) { + if (port) { + sprintf(cp, ".0"); + cp += 2; + } + } else { + sprintf(cp, ".%x", *up++); + while (up < uplim) { + while (*cp) cp++; + sprintf(cp, "%02x", *up++); + } + cp = spectHex(cp2); + } + if (port) { + sprintf(cp, ".%x", port); + spectHex(cp + 1); + } + return (obuf); +} + +static char * +spectHex(p0) + char *p0; +{ + int ok = 0; + int nonzero = 0; + char *p = p0; + for (; *p; p++) switch (*p) { + + case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': + case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': + ok = 1; + case '1': case '2': case '3': case '4': case '5': + case '6': case '7': case '8': case '9': + nonzero = 1; + } + if (nonzero && !ok) { *p++ = 'H'; *p = 0; } + return (p); +} |
