newlib-cygwin/newlib/libc/sys/linux/net/ruserpass.c

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2008-05-22 Jeff Johnston <jjohnstn@redhat.com> * libc/include/sys/reent.h: Add _h_errno field. * libc/sys/linux/libc-symbols.h: Add default stubs for new libc macros now used in net directory. * libc/sys/linux/bits/libc-lock.h: Always define _IO_MTSAFE_IO. * libc/sys/linux/include/hesiod.h: Add needed macros for new code in net directory. * libc/sys/linux/include/netdb.h: Ditto. * libc/sys/linux/include/resolv.h: Ditto. * libc/sys/linux/include/stdint.h: Ditto. * libc/sys/linux/include/arpa/nameser.h: Ditto. * libc/sys/linux/include/net/ethernet.h: Ditto. * libc/sys/linux/include/net/if_ppp.h: Ditto. * libc/sys/linux/include/netinet/if_ether.h: Ditto. * libc/sys/linux/machine/i386/get_clockfreq.c: Remove static memmem. * libc/sys/linux/machine/i386/include/endian.h: Protect macros with flags to avoid duplicate definition. * libc/sys/linux/machine/i386/include/param.h: Ditto. * libc/sys/linux/net/Makefile.am: Modified to account for removed and added files. * libc/sys/linux/net/Makefile.in: Regenerated. * libc/sys/linux/net/base64.c: Replaced with glibc version of code. * libc/sys/linux/net/getaddrinfo.c: Ditto. * libc/sys/linux/net/getnameinfo.c: Ditto. * libc/sys/linux/net/getproto.c: Ditto. * libc/sys/linux/net/getservent.c: Ditto. * libc/sys/linux/net/inet_netof.c: Ditto. * libc/sys/linux/net/inet_lnaof.c: Ditto. * libc/sys/linux/net/ns_name.c: Ditto. * libc/sys/linux/net/ns_netint.c: Ditto. * libc/sys/linux/net/inet_ntoa.c: Ditto. * libc/sys/linux/net/ns_parse.c: Ditto. * libc/sys/linux/net/ns_print.c: Ditto. * libc/sys/linux/net/ns_ttl.c: Ditto. * libc/sys/linux/net/nsap_addr.c: Ditto. * libc/sys/linux/net/rcmd.c: Ditto. * libc/sys/linux/net/res_comp.c: Ditto. * libc/sys/linux/net/res_data.c: Ditto. * libc/sys/linux/net/res_debug.c: Ditto. * libc/sys/linux/net/res_init.c: Ditto. * libc/sys/linux/net/res_mkquery.c: Ditto. * libc/sys/linux/net/res_query.c: Ditto. * libc/sys/linux/net/res_send.c: Ditto. * libc/sys/linux/net/send.c: Ditto. * libc/sys/linux/stdlib/collate.c: Ditto. * libc/sys/linux/sys/ioctl.h: Ditto. * libc/sys/linux/sys/socket.h: Ditto. * libc/sys/linux/sys/unistd.h: Ditto. * libc/sys/linux/iconv/iconvconfig.c: Removed either because no longer used or because licensing includes advertising clause that cannot be ignored. * libc/sys/linux/iconv/strtab.c: Ditto. * libc/sys/linux/include/libc_private.h: Ditto. * libc/sys/linux/include/nsswitch.h: Ditto. * libc/sys/linux/include/net/if_atm.h: Ditto. * libc/sys/linux/include/net/if_media.h: Ditto. * libc/sys/linux/include/net/if_pppvar.h: Ditto. * libc/sys/linux/include/netinet/if_atm.h: Ditto. * libc/sys/linux/include/netinet/ip_flow.h: Ditto. * libc/sys/linux/intl/locale.alias: Ditto. * libc/sys/linux/net/addr2ascii.3: Ditto. * libc/sys/linux/net/bindresvport.c: Ditto. * libc/sys/linux/net/byteorder.3: Ditto. * libc/sys/linux/net/res_config.h: Ditto. * libc/sys/linux/net/ether_addr.c: Ditto. * libc/sys/linux/net/ethers.3: Ditto. * libc/sys/linux/net/getaddrinfo.3: Ditto. * libc/sys/linux/net/gethostbydns.c: Ditto. * libc/sys/linux/net/gethostbyht.c: Ditto. * libc/sys/linux/net/gethostbyname.3: Ditto. * libc/sys/linux/net/gethostbynis.c: Ditto. * libc/sys/linux/net/gethostnamadr.c: Ditto. * libc/sys/linux/net/getifaddrs.3: Ditto. * libc/sys/linux/net/getifaddrs.c: Ditto. * libc/sys/linux/net/getipnodebyname.3: Ditto. * libc/sys/linux/net/getnameinfo.3: Ditto. * libc/sys/linux/net/getnetbydns.c: Ditto. * libc/sys/linux/net/getnetbyht.c: Ditto. * libc/sys/linux/net/getnetbynis.c: Ditto. * libc/sys/linux/net/getnetent.3: Ditto. * libc/sys/linux/net/getnetnamadr.c: Ditto. * libc/sys/linux/net/getprotoent.3: Ditto. * libc/sys/linux/net/getprotoent.c: Ditto. * libc/sys/linux/net/getprotoname.c: Ditto. * libc/sys/linux/net/getservbyname.c: Ditto. * libc/sys/linux/net/getservbyport.c: Ditto. * libc/sys/linux/net/getservent.3: Ditto. * libc/sys/linux/net/herror.c: Ditto. * libc/sys/linux/net/hesiod.3: Ditto. * libc/sys/linux/net/hesiod.c: Ditto. * libc/sys/linux/net/if_indextoname.3: Ditto. * libc/sys/linux/net/inet.3: Ditto. * libc/sys/linux/net/inet6_option_space.3: Ditto. * libc/sys/linux/net/inet6_rthdr_space.3: Ditto. * libc/sys/linux/net/inet_makeaddr.c: Ditto. * libc/sys/linux/net/inet_net.3: Ditto. * libc/sys/linux/net/inet_network.c: Ditto. * libc/sys/linux/net/innetgr-stub.c: Ditto. * libc/sys/linux/net/ip6opt.c: Ditto. * libc/sys/linux/net/iso_addr.3: Ditto. * libc/sys/linux/net/iso_addr.c: Ditto. * libc/sys/linux/net/linkaddr.3: Ditto. * libc/sys/linux/net/linkaddr.c: Ditto. * libc/sys/linux/net/map_v4v6.c: Ditto. * libc/sys/linux/net/name6.c: Ditto. * libc/sys/linux/net/namespace.h: Ditto. * libc/sys/linux/net/ns.3: Ditto. * libc/sys/linux/net/ns_addr.c: Ditto. * libc/sys/linux/net/ns_ntoa.c: Ditto. * libc/sys/linux/net/nsdispatch.3: Ditto. * libc/sys/linux/net/nsdispatch.c: Ditto. * libc/sys/linux/net/nslexer.c: Ditto. * libc/sys/linux/net/nslexer.l: Ditto. * libc/sys/linux/net/nsparser.c: Ditto. * libc/sys/linux/net/nsparser.h: Ditto. * libc/sys/linux/net/nsparser.y: Ditto. * libc/sys/linux/net/rcmd.3: Ditto. * libc/sys/linux/net/rcmdsh.3: Ditto. * libc/sys/linux/net/res_mkupdate.c: Ditto. * libc/sys/linux/net/res_update.c: Ditto. * libc/sys/linux/net/resolver.3: Ditto. * libc/sys/linux/net/rthdr.c: Ditto. * libc/sys/linux/net/vars.c: Ditto. * libc/sys/linux/shlib-compat.h: New file. * libc/sys/linux/machine/i386/atomic.h: Ditto. * libc/sys/linux/net/XXX-lookup.c: Ditto. * libc/sys/linux/net/alias-lookup.c: Ditto. * libc/sys/linux/net/res_libc.c: Ditto. * libc/sys/linux/net/aliases.h: Ditto. * libc/sys/linux/net/check_pf.c: Ditto. * libc/sys/linux/net/databases.def: Ditto. * libc/sys/linux/net/digits_dots.c: Ditto. * libc/sys/linux/net/ether_aton.c: Ditto. * libc/sys/linux/net/ether_aton_r.c: Ditto. * libc/sys/linux/net/ether_hton.c: Ditto. * libc/sys/linux/net/ether_line.c: Ditto. * libc/sys/linux/net/ether_ntoa.c: Ditto. * libc/sys/linux/net/ether_ntoa_r.c: Ditto. * libc/sys/linux/net/ether_ntoh.c: Ditto. * libc/sys/linux/net/etherent.h: Ditto. * libc/sys/linux/net/ethers-lookup.c: Ditto. * libc/sys/linux/net/function.def: Ditto. * libc/sys/linux/net/getXXbyYY.c: Ditto. * libc/sys/linux/net/getXXbyYY_r.c: Ditto. * libc/sys/linux/net/getXXent.c: Ditto. * libc/sys/linux/net/getXXent_r.c: Ditto. * libc/sys/linux/net/getaliasent.c: Ditto. * libc/sys/linux/net/getaliasent_r.c: Ditto. * libc/sys/linux/net/getaliasname.c: Ditto. * libc/sys/linux/net/getaliasname_r.c: Ditto. * libc/sys/linux/net/gethstbyad.c: Ditto. * libc/sys/linux/net/gethstbyad_r.c: Ditto. * libc/sys/linux/net/gethstbynm.c: Ditto. * libc/sys/linux/net/gethstbynm2.c: Ditto. * libc/sys/linux/net/gethstbynm2_r.c: Ditto. * libc/sys/linux/net/gethstbynm_r.c: Ditto. * libc/sys/linux/net/gethstent.c: Ditto. * libc/sys/linux/net/gethstent_r.c: Ditto. * libc/sys/linux/net/getnetbyad.c: Ditto. * libc/sys/linux/net/getnetbyad_r.c: Ditto. * libc/sys/linux/net/getnetbynm.c: Ditto. * libc/sys/linux/net/getnetbynm_r.c: Ditto. * libc/sys/linux/net/getnetent.c: Ditto. * libc/sys/linux/net/getnetent_r.c: Ditto. * libc/sys/linux/net/getnetgrent.c: Ditto. * libc/sys/linux/net/getnetgrent_r.c: Ditto. * libc/sys/linux/net/getnssent.c: Ditto. * libc/sys/linux/net/getnssent_r.c: Ditto. * libc/sys/linux/net/getproto_r.c: Ditto. * libc/sys/linux/net/getprtent.c: Ditto. * libc/sys/linux/net/getprtent_r.c: Ditto. * libc/sys/linux/net/getprtname.c: Ditto. * libc/sys/linux/net/getprtname_r.c: Ditto. * libc/sys/linux/net/getrpcbyname.c: Ditto. * libc/sys/linux/net/getrpcbyname_r.c: Ditto. * libc/sys/linux/net/getrpcbynumber.c: Ditto. * libc/sys/linux/net/getrpcbynumber_r.c: Ditto. * libc/sys/linux/net/getrpcent.c: Ditto. * libc/sys/linux/net/getrpcent_r.c: Ditto. * libc/sys/linux/net/getservent_r.c: Ditto. * libc/sys/linux/net/getsrvbynm.c: Ditto. * libc/sys/linux/net/getsrvbynm_r.c: Ditto. * libc/sys/linux/net/getsrvbypt.c: Ditto. * libc/sys/linux/net/getsrvbypt_r.c: Ditto. * libc/sys/linux/net/grp-lookup.c: Ditto. * libc/sys/linux/net/herrno.c: Ditto. * libc/sys/linux/net/hosts-lookup.c: Ditto. * libc/sys/linux/net/ifaddrs.h: Ditto. * libc/sys/linux/net/ifreq.c: Ditto. * libc/sys/linux/net/ifreq.h: Ditto. * libc/sys/linux/net/in6_addr.c: Ditto. * libc/sys/linux/net/inet6_option.c: Ditto. * libc/sys/linux/net/inet_mkadr.c: Ditto. * libc/sys/linux/net/inet_net.c: Ditto. * libc/sys/linux/net/key-lookup.c: Ditto. * libc/sys/linux/net/local.h: Ditto. * libc/sys/linux/net/netgroup.h: Ditto. * libc/sys/linux/net/netgrp-lookup.c: Ditto. * libc/sys/linux/net/network-lookup.c: Ditto. * libc/sys/linux/net/not-cancel.h: Ditto. * libc/sys/linux/net/ns_samedomain.c: Ditto. * libc/sys/linux/net/nscd-types.h: Ditto. * libc/sys/linux/net/nss.h: Ditto. * libc/sys/linux/net/nsswitch.c: Ditto. * libc/sys/linux/net/nsswitch.h: Ditto. * libc/sys/linux/net/opensock.c: Ditto. * libc/sys/linux/net/proto-lookup.c: Ditto. * libc/sys/linux/net/pwd-lookup.c: Ditto. * libc/sys/linux/net/res_debug.h: Ditto. * libc/sys/linux/net/res_hconf.c: Ditto. * libc/sys/linux/net/res_hconf.h: Ditto. * libc/sys/linux/net/rexec.c: Ditto. * libc/sys/linux/net/rpc-lookup.c: Ditto. * libc/sys/linux/net/ruserpass.c: Ditto. * libc/sys/linux/net/service-lookup.c: Ditto. * libc/sys/linux/net/spwd-lookup.c: Ditto. * libc/sys/linux/net/nscd/nscd-client.h: Ditto. * libc/sys/linux/net/nscd/nscd_proto.h: Ditto.
2008-05-23 05:30:28 +08:00
/*
* Copyright (c) 1985, 1993, 1994
* 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)ruserpass.c 8.3 (Berkeley) 4/2/94";
#endif /* not lint */
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <netdb.h>
#include <stdio.h>
#include <stdio_ext.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libintl.h>
#include "local.h"
/* #include "ftp_var.h" */
static int token (void);
static FILE *cfile;
#define DEFAULT 1
#define LOGIN 2
#define PASSWD 3
#define ACCOUNT 4
#define MACDEF 5
#define ID 10
#define MACHINE 11
static char tokval[100];
static const char tokstr[] =
{
#define TOK_DEFAULT_IDX 0
"default\0"
#define TOK_LOGIN_IDX (TOK_DEFAULT_IDX + sizeof "default")
"login\0"
#define TOK_PASSWORD_IDX (TOK_LOGIN_IDX + sizeof "login")
"password\0"
#define TOK_PASSWD_IDX (TOK_PASSWORD_IDX + sizeof "password")
"passwd\0"
#define TOK_ACCOUNT_IDX (TOK_PASSWD_IDX + sizeof "passwd")
"account\0"
#define TOK_MACHINE_IDX (TOK_ACCOUNT_IDX + sizeof "account")
"machine\0"
#define TOK_MACDEF_IDX (TOK_MACHINE_IDX + sizeof "machine")
"macdef"
};
static const struct toktab {
int tokstr_off;
int tval;
} toktab[]= {
{ TOK_DEFAULT_IDX, DEFAULT },
{ TOK_LOGIN_IDX, LOGIN },
{ TOK_PASSWORD_IDX, PASSWD },
{ TOK_PASSWD_IDX, PASSWD },
{ TOK_ACCOUNT_IDX, ACCOUNT },
{ TOK_MACHINE_IDX, MACHINE },
{ TOK_MACDEF_IDX, MACDEF }
};
#define warnx(x) fprintf(stderr, x)
#define warnx2(x, y) fprintf(stderr, x, y)
int
ruserpass(host, aname, apass)
const char *host, **aname, **apass;
{
char *hdir, *buf, *tmp;
char myname[1024], *mydomain;
int t, usedefault = 0;
struct stat64 stb;
hdir = getenv("HOME");
if (hdir == NULL) {
/* If we can't get HOME, fail instead of trying ".",
which is no improvement. This really should call
getpwuid(getuid()). */
/*hdir = ".";*/
return -1;
}
buf = alloca (strlen (hdir) + 8);
stpcpy (stpcpy (buf, hdir), "/.netrc");
cfile = fopen(buf, "rc");
if (cfile == NULL) {
if (errno != ENOENT) {
char *t = asprintf("%s", buf);
perror(t);
}
return (0);
}
/* No threads use this stream. */
__fsetlocking (cfile, FSETLOCKING_BYCALLER);
if (__gethostname(myname, sizeof(myname)) < 0)
myname[0] = '\0';
tmp = strchr(myname, '.');
if (tmp == NULL)
tmp = myname + strlen(myname);
mydomain = tmp;
next:
while ((t = token())) switch(t) {
case DEFAULT:
usedefault = 1;
/* FALL THROUGH */
case MACHINE:
if (!usedefault) {
if (token() != ID)
continue;
/*
* Allow match either for user's input host name
* or official hostname. Also allow match of
* incompletely-specified host in local domain.
*/
if (strcasecmp(host, tokval) == 0)
goto match;
/* if (strcasecmp(hostname, tokval) == 0)
goto match;
if ((tmp = strchr(hostname, '.')) != NULL &&
strcasecmp(tmp, mydomain) == 0 &&
strncasecmp(hostname, tokval, tmp-hostname) == 0 &&
tokval[tmp - hostname] == '\0')
goto match; */
if ((tmp = strchr(host, '.')) != NULL &&
strcasecmp(tmp, mydomain) == 0 &&
strncasecmp(host, tokval, tmp - host) == 0 &&
tokval[tmp - host] == '\0')
goto match;
continue;
}
match:
while ((t = token()) && t != MACHINE && t != DEFAULT) switch(t) {
case LOGIN:
if (token()) {
if (*aname == 0) {
char *newp;
newp = malloc((unsigned) strlen(tokval) + 1);
if (newp == NULL)
{
warnx(_("out of memory"));
goto bad;
}
*aname = strcpy(newp, tokval);
} else {
if (strcmp(*aname, tokval))
goto next;
}
}
break;
case PASSWD:
if (strcmp(*aname, "anonymous") &&
fstat64(fileno(cfile), &stb) >= 0 &&
(stb.st_mode & 077) != 0) {
warnx(_("Error: .netrc file is readable by others."));
warnx(_("Remove password or make file unreadable by others."));
goto bad;
}
if (token() && *apass == 0) {
char *newp;
newp = malloc((unsigned) strlen(tokval) + 1);
if (newp == NULL)
{
warnx(_("out of memory"));
goto bad;
}
*apass = strcpy(newp, tokval);
}
break;
case ACCOUNT:
#if 0
if (fstat64(fileno(cfile), &stb) >= 0
&& (stb.st_mode & 077) != 0) {
warnx("Error: .netrc file is readable by others.");
warnx("Remove account or make file unreadable by others.");
goto bad;
}
if (token() && *aacct == 0) {
*aacct = malloc((unsigned) strlen(tokval) + 1);
(void) strcpy(*aacct, tokval);
}
#endif
break;
case MACDEF:
#if 0
if (proxy) {
(void) fclose(cfile);
return (0);
}
while ((c=getc_unlocked(cfile)) != EOF && c == ' '
|| c == '\t');
if (c == EOF || c == '\n') {
printf("Missing macdef name argument.\n");
goto bad;
}
if (macnum == 16) {
printf("Limit of 16 macros have already been defined\n");
goto bad;
}
tmp = macros[macnum].mac_name;
*tmp++ = c;
for (i=0; i < 8 && (c=getc_unlocked(cfile)) != EOF &&
!isspace(c); ++i) {
*tmp++ = c;
}
if (c == EOF) {
printf("Macro definition missing null line terminator.\n");
goto bad;
}
*tmp = '\0';
if (c != '\n') {
while ((c=getc_unlocked(cfile)) != EOF
&& c != '\n');
}
if (c == EOF) {
printf("Macro definition missing null line terminator.\n");
goto bad;
}
if (macnum == 0) {
macros[macnum].mac_start = macbuf;
}
else {
macros[macnum].mac_start = macros[macnum-1].mac_end + 1;
}
tmp = macros[macnum].mac_start;
while (tmp != macbuf + 4096) {
if ((c=getc_unlocked(cfile)) == EOF) {
printf("Macro definition missing null line terminator.\n");
goto bad;
}
*tmp = c;
if (*tmp == '\n') {
if (*(tmp-1) == '\0') {
macros[macnum++].mac_end = tmp - 1;
break;
}
*tmp = '\0';
}
tmp++;
}
if (tmp == macbuf + 4096) {
printf("4K macro buffer exceeded\n");
goto bad;
}
#endif
break;
default:
warnx2(_("Unknown .netrc keyword %s"), tokval);
break;
}
goto done;
}
done:
(void) fclose(cfile);
return (0);
bad:
(void) fclose(cfile);
return (-1);
}
libc_hidden_def (ruserpass)
static int
token()
{
char *cp;
int c;
int i;
if (feof(cfile) || ferror(cfile))
return (0);
while ((c = getc_unlocked(cfile)) != EOF &&
(c == '\n' || c == '\t' || c == ' ' || c == ','))
continue;
if (c == EOF)
return (0);
cp = tokval;
if (c == '"') {
while ((c = getc_unlocked(cfile)) != EOF && c != '"') {
if (c == '\\')
c = getc_unlocked(cfile);
*cp++ = c;
}
} else {
*cp++ = c;
while ((c = getc_unlocked(cfile)) != EOF
&& c != '\n' && c != '\t' && c != ' ' && c != ',') {
if (c == '\\')
c = getc_unlocked(cfile);
*cp++ = c;
}
}
*cp = 0;
if (tokval[0] == 0)
return (0);
for (i = 0; i < (int) (sizeof (toktab) / sizeof (toktab[0])); ++i)
if (!strcmp(&tokstr[toktab[i].tokstr_off], tokval))
return toktab[i].tval;
return (ID);
}