208 lines
4.7 KiB
C
208 lines
4.7 KiB
C
/* tcalou.c
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Find callout login name and password from Taylor UUCP configuration files.
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Copyright (C) 1992, 1993 Ian Lance Taylor
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This file is part of the Taylor UUCP uuconf library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License
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as published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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The author of the program may be contacted at ian@airs.com or
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c/o Cygnus Support, 48 Grove Street, Somerville, MA 02144.
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*/
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#include "uucnfi.h"
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#if USE_RCS_ID
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const char _uuconf_tcalou_rcsid[] = "$Id$";
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#endif
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#include <errno.h>
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static int icsys P((pointer pglobal, int argc, char **argv, pointer pvar,
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pointer pinfo));
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/* Find the callout login name and password for a system from the
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Taylor UUCP configuration files. */
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int
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uuconf_taylor_callout (pglobal, qsys, pzlog, pzpass)
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pointer pglobal;
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const struct uuconf_system *qsys;
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char **pzlog;
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char **pzpass;
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{
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struct sglobal *qglobal = (struct sglobal *) pglobal;
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boolean flookup;
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struct uuconf_cmdtab as[2];
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char **pz;
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int iret;
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pointer pinfo;
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*pzlog = NULL;
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*pzpass = NULL;
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flookup = FALSE;
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if (qsys->uuconf_zcall_login != NULL)
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{
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if (strcmp (qsys->uuconf_zcall_login, "*") == 0)
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flookup = TRUE;
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else
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{
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*pzlog = strdup (qsys->uuconf_zcall_login);
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if (*pzlog == NULL)
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{
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qglobal->ierrno = errno;
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return UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
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}
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}
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}
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if (qsys->uuconf_zcall_password != NULL)
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{
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if (strcmp (qsys->uuconf_zcall_password, "*") == 0)
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flookup = TRUE;
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else
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{
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*pzpass = strdup (qsys->uuconf_zcall_password);
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if (*pzpass == NULL)
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{
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qglobal->ierrno = errno;
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if (*pzlog != NULL)
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{
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free ((pointer) *pzlog);
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*pzlog = NULL;
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}
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return UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
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}
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}
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}
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if (! flookup)
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{
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if (*pzlog == NULL && *pzpass == NULL)
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return UUCONF_NOT_FOUND;
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return UUCONF_SUCCESS;
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}
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as[0].uuconf_zcmd = qsys->uuconf_zname;
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as[0].uuconf_itype = UUCONF_CMDTABTYPE_FN | 0;
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if (*pzlog == NULL)
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as[0].uuconf_pvar = (pointer) pzlog;
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else
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as[0].uuconf_pvar = NULL;
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as[0].uuconf_pifn = icsys;
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as[1].uuconf_zcmd = NULL;
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if (*pzpass == NULL)
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pinfo = (pointer) pzpass;
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else
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pinfo = NULL;
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iret = UUCONF_SUCCESS;
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for (pz = qglobal->qprocess->pzcallfiles; *pz != NULL; pz++)
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{
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FILE *e;
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e = fopen (*pz, "r");
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if (e == NULL)
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{
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if (FNO_SUCH_FILE ())
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continue;
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qglobal->ierrno = errno;
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iret = UUCONF_FOPEN_FAILED | UUCONF_ERROR_ERRNO;
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break;
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}
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iret = uuconf_cmd_file (pglobal, e, as, pinfo,
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(uuconf_cmdtabfn) NULL, 0,
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qsys->uuconf_palloc);
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(void) fclose (e);
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if (iret != UUCONF_SUCCESS)
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break;
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if (*pzlog != NULL)
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break;
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}
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if (iret != UUCONF_SUCCESS)
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{
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qglobal->zfilename = *pz;
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return iret | UUCONF_ERROR_FILENAME;
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}
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if (*pzlog == NULL && *pzpass == NULL)
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return UUCONF_NOT_FOUND;
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return UUCONF_SUCCESS;
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}
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/* Copy the login name and password onto the heap and set the
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pointers. The pzlog argument is passed in pvar, and the pzpass
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argument is passed in pinfo. */
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static int
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icsys (pglobal, argc, argv, pvar, pinfo)
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pointer pglobal;
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int argc;
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char **argv;
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pointer pvar;
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pointer pinfo;
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{
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struct sglobal *qglobal = (struct sglobal *) pglobal;
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char **pzlog = (char **) pvar;
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char **pzpass = (char **) pinfo;
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if (argc < 2 || argc > 3)
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return UUCONF_SYNTAX_ERROR | UUCONF_CMDTABRET_EXIT;
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if (pzlog != NULL)
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{
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*pzlog = strdup (argv[1]);
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if (*pzlog == NULL)
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{
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qglobal->ierrno = errno;
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return (UUCONF_MALLOC_FAILED
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| UUCONF_ERROR_ERRNO
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| UUCONF_CMDTABRET_EXIT);
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}
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}
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if (pzpass != NULL)
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{
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if (argc < 3)
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*pzpass = strdup ("");
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else
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*pzpass = strdup (argv[2]);
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if (*pzpass == NULL)
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{
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qglobal->ierrno = errno;
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if (pzlog != NULL)
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{
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free ((pointer) *pzlog);
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*pzlog = NULL;
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}
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return (UUCONF_MALLOC_FAILED
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| UUCONF_ERROR_ERRNO
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| UUCONF_CMDTABRET_EXIT);
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}
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}
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return UUCONF_CMDTABRET_EXIT;
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}
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