/* * $Source: /usr/src/kerberosIV/krb/RCS/kntoln.c,v $ * $Author: bostic $ * * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute * of Technology. * * For copying and distribution information, please see the file * <mit-copyright.h>. */ #ifndef lint static char *rcsid_kntoln_c = "$Header: /usr/src/kerberosIV/krb/RCS/kntoln.c,v 4.10 92/07/19 13:22:26 bostic Exp $"; #endif /* lint */ #include <mit-copyright.h> #include <des.h> #include <krb.h> #include <strings.h> /* * krb_kntoln converts an auth name into a local name by looking up * the auth name in the /etc/aname file. The format of the aname * file is: * * +-----+-----+-----+-----+------+----------+-------+-------+ * | anl | inl | rll | lnl | name | instance | realm | lname | * +-----+-----+-----+-----+------+----------+-------+-------+ * | 1by | 1by | 1by | 1by | name | instance | realm | lname | * +-----+-----+-----+-----+------+----------+-------+-------+ * * If the /etc/aname file can not be opened it will set the * local name to the auth name. Thus, in this case it performs as * the identity function. * * The name instance and realm are passed to krb_kntoln through * the AUTH_DAT structure (ad). * * Now here's what it *really* does: * * Given a Kerberos name in an AUTH_DAT structure, check that the * instance is null, and that the realm is the same as the local * realm, and return the principal's name in "lname". Return * KSUCCESS if all goes well, otherwise KFAILURE. */ krb_kntoln(ad,lname) AUTH_DAT *ad; char *lname; { static char lrealm[REALM_SZ] = ""; if (!(*lrealm) && (krb_get_lrealm(lrealm,0) == KFAILURE)) return(KFAILURE); if (strcmp(ad->pinst,"")) return(KFAILURE); if (strcmp(ad->prealm,lrealm)) return(KFAILURE); (void) strcpy(lname,ad->pname); return(KSUCCESS); }