From 6259ec0d78fd301572fcb616fdfa0500b828a824 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 11 Dec 1996 01:40:39 +0000 Subject: update from main arcive 961210 Wed Dec 11 01:04:30 1996 Ulrich Drepper Add NIS NSS implementation. * shlib-versions: Add versions for NIS libraries. * sysdeps/unix/inet/Subdirs: Add nis. * nis/Banner: New file. * nis/Makefile: New file. * nis/nss-nis.h: New file. * nis/yp_xdr.h: New file. * nis/ypclnt.h: New file. * nis/ypupdate_xdr.c: New file. * nis/nss_compat/compat-grp.c: New file. * nis/nss_compat/compat-pwd.c: New file. * nis/nss_compat/compat-spwd.c: New file. * nis/nss_nis/nis-alias.c: New file. * nis/nss_nis/nis-ethers.c: New file. * nis/nss_nis/nis-grp.c: New file. * nis/nss_nis/nis-hosts.c: New file. * nis/nss_nis/nis-netgrp.c: New file. * nis/nss_nis/nis-network.c: New file. * nis/nss_nis/nis-proto.c: New file. * nis/nss_nis/nis-publickey.c: New file. * nis/nss_nis/nis-pwd.c: New file. * nis/nss_nis/nis-rpc.c: New file. * nis/nss_nis/nis-service.c: New file. * nis/nss_nis/nis-spwd.c: New file. * nis/rpcsvc/yp.h: New file. * nis/rpcsvc/yp.x: New file. * nis/rpcsvc/yp_prot.h: New file. * nis/rpcsvc/ypclnt.h: New file. * nis/rpcsvc/ypupd.h: New file. * libio/_G_config.h: Define _G_HAVE_SYS_WAIT and _G_HAVE_PRINTF_FP. * locale/C-numeric.c: Update copyright. * locale/Makefile: Add rules to build libBrokenLocale. * locale/broken_cur_max.c: New file. * locale/mb_cur_max.c: Update copyright. (__ctype_get_mb_cur_max): Make function weak. * new-malloc/malloc.c: Correct copyright. * new-malloc/thread-m.h: Correct key handling. * shadow/lckpwdf.c: Update copyright. (PWD_LOCKFILE): Change to /etc/.pwd.lock. * stdlib/strtod.c: Add another assertion. * stdlib/tst-strtod.c: Add another test case. * sysdeps/generic/paths.h: Add _PATH_PRESERVE. Needed by nvi. * sysdeps/unix/sysv/linux/paths.h: Likewise. * sysdeps/gnu/utmpbits.h: Rename ut_addr field to ut_addr_v6. ut_addr names a single element in ut_addr_v6. * sysdeps/mach/hurd/xmknod.c: Remove alias from __mknod to mknod. Patch by Thomas Bushnell, n/BSG. Tue Dec 10 11:35:28 1996 Richard Henderson * sysdeps/alpha/strncmp.S: Fix aligned short truncated compare corner condition. * sysdeps/alpha/memchr.S: Don't read ahead, even if the load did fit nicely into that delay slot (patch from David Mosberger-Tang). Mon Dec 9 23:53:43 1996 Thomas Bushnell, n/BSG * sysdeps/mach/hurd/ttyname_r.c (__ttyname_r): Renamed from `ttyname_r'. (ttyname_r): New alias. * stdio-common/printf_fp.c (__guess_grouping): Fix off by one --- nis/nss_nis/nis-publickey.c | 220 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 220 insertions(+) create mode 100644 nis/nss_nis/nis-publickey.c (limited to 'nis/nss_nis/nis-publickey.c') diff --git a/nis/nss_nis/nis-publickey.c b/nis/nss_nis/nis-publickey.c new file mode 100644 index 0000000000..b9eda6a742 --- /dev/null +++ b/nis/nss_nis/nis-publickey.c @@ -0,0 +1,220 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Thorsten Kukuk , 1996. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "nss-nis.h" + +extern int xdecrypt (char *, char *); + +/* If we found the entry, we give a SUCCESS and an empty key back. */ +enum nss_status +_nss_nis_getpublickey (const char *netname, char *pkey) +{ + enum nss_status retval; + char *domain, *result; + int len; + + pkey[0] = 0; + + if (netname == NULL) + { + __set_errno (EINVAL); + return NSS_STATUS_UNAVAIL; + } + + domain = strchr (netname, '@'); + if (!domain) + return NSS_STATUS_UNAVAIL; + domain++; + + retval = yperr2nss (yp_match (domain, "publickey.byname", netname, + strlen (netname), &result, &len)); + + if (retval != NSS_STATUS_SUCCESS) + { + if (retval == NSS_STATUS_TRYAGAIN) + __set_errno (EAGAIN); + return retval; + } + + if (result != NULL) + { + char *p = strchr (result, ':'); + if (p != NULL) + *p = 0; + strcpy (pkey, result); + } + return NSS_STATUS_SUCCESS; +} + +enum nss_status +_nss_nis_getsecretkey (const char *netname, char *skey, char *passwd) +{ + enum nss_status retval; + char buf[1024]; + char *domain, *result; + int len; + + skey[0] = 0; + + if (netname == NULL || passwd == NULL) + { + __set_errno (EINVAL); + return NSS_STATUS_UNAVAIL; + } + + domain = strchr (netname, '@'); + if (!domain) + return NSS_STATUS_UNAVAIL; + domain++; + + retval = yperr2nss (yp_match (domain, "publickey.byname", netname, + strlen (netname), &result, &len)); + + if (retval != NSS_STATUS_SUCCESS) + { + if (retval == NSS_STATUS_TRYAGAIN) + __set_errno (EAGAIN); + return retval; + } + + if (result != NULL) + { + char *p = strchr (result, ':'); + if (p == NULL) + return NSS_STATUS_SUCCESS; + + p++; + strcpy (buf, p); + if (!xdecrypt (buf, passwd)) + return NSS_STATUS_SUCCESS; + + if (memcmp (buf, &(buf[HEXKEYBYTES]), KEYCHECKSUMSIZE) != 0) + return NSS_STATUS_SUCCESS; + + buf[HEXKEYBYTES] = 0; + strcpy (skey, buf); + } + return NSS_STATUS_SUCCESS; +} + +/* Parse uid and group information from the passed string. + The format of the string passed is uid:gid,grp,grp, ... */ +static enum nss_status +parse_netid_str (const char *s, uid_t *uidp, gid_t *gidp, int *gidlenp, + gid_t *gidlist) +{ + char *p; + + if (!s || !isdigit (*s)) + { + syslog (LOG_ERR, "netname2user: expecting uid '%s'", s); + return NSS_STATUS_NOTFOUND; /* XXX need a better error */ + } + + /* Fetch the uid */ + *uidp = (atoi (s)); + + if (*uidp == 0) + { + syslog (LOG_ERR, "netname2user: should not have uid 0"); + return NSS_STATUS_NOTFOUND; + } + + /* Now get the group list */ + p = strchr (s, ':'); + if (!p) + { + syslog (LOG_ERR, "netname2user: missing group id list in '%s'", s); + return NSS_STATUS_NOTFOUND; + } + ++p; /* skip ':' */ + if (!p || (!isdigit (*p))) + { + syslog (LOG_ERR, "netname2user: missing group id list in '%s'.", p); + return NSS_STATUS_NOTFOUND; + } + + *gidp = (atoi (p)); + + *gidlenp = 0; +#if 0 + while ((p = strchr (p, ',')) != NULL) + { + p++; + gidlist[*gidlenp++] = atoi (p); + } +#endif + + return NSS_STATUS_SUCCESS; +} + + +enum nss_status +_nss_nis_netname2user (char netname[MAXNETNAMELEN + 1], uid_t *uidp, + gid_t *gidp, int *gidlenp, gid_t *gidlist) +{ + char *domain; + int yperr; + char *lookup; + int len; + + domain = strchr (netname, '@'); + if (!domain) + return NSS_STATUS_UNAVAIL; + + /* Point past the '@' character */ + domain++; + lookup = NULL; + yperr = yp_match (domain, "netid.byname", netname, strlen (netname), + &lookup, &len); + switch (yperr) + { + case YPERR_SUCCESS: + break; /* the successful case */ + case YPERR_DOMAIN: + case YPERR_KEY: + return NSS_STATUS_NOTFOUND; + case YPERR_MAP: + default: + return NSS_STATUS_UNAVAIL; + } + if (lookup) + { + enum nss_status err; + + lookup[len] = '\0'; + err = parse_netid_str (lookup, uidp, gidp, gidlenp, gidlist); + free (lookup); + return err; + } + else + return NSS_STATUS_NOTFOUND; + + return NSS_STATUS_SUCCESS; +} -- cgit v1.2.3