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1.1 root 1: /* tcalou.c
2: Find callout login name and password from Taylor UUCP configuration files.
3:
4: Copyright (C) 1992 Ian Lance Taylor
5:
6: This file is part of the Taylor UUCP uuconf library.
7:
8: This library is free software; you can redistribute it and/or
9: modify it under the terms of the GNU Library General Public License
10: as published by the Free Software Foundation; either version 2 of
11: the License, or (at your option) any later version.
12:
13: This library is distributed in the hope that it will be useful, but
14: WITHOUT ANY WARRANTY; without even the implied warranty of
15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16: Library General Public License for more details.
17:
18: You should have received a copy of the GNU Library General Public
19: License along with this library; if not, write to the Free Software
20: Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21:
22: The author of the program may be contacted at [email protected] or
23: c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
24: */
25:
26: #include "uucnfi.h"
27:
28: #if USE_RCS_ID
29: const char _uuconf_tcalou_rcsid[] = "$Id: tcalou.c,v 1.1 93/07/30 08:07:38 bin Exp Locker: bin $";
30: #endif
31:
32: #include <errno.h>
33:
34: static int icsys P((pointer pglobal, int argc, char **argv, pointer pvar,
35: pointer pinfo));
36:
37: /* Find the callout login name and password for a system from the
38: Taylor UUCP configuration files. */
39:
40: int
41: uuconf_taylor_callout (pglobal, qsys, pzlog, pzpass)
42: pointer pglobal;
43: const struct uuconf_system *qsys;
44: char **pzlog;
45: char **pzpass;
46: {
47: struct sglobal *qglobal = (struct sglobal *) pglobal;
48: boolean flookup;
49: struct uuconf_cmdtab as[2];
50: char **pz;
51: int iret;
52: pointer pinfo;
53:
54: *pzlog = NULL;
55: *pzpass = NULL;
56:
57: flookup = FALSE;
58:
59: if (qsys->uuconf_zcall_login != NULL)
60: {
61: if (strcmp (qsys->uuconf_zcall_login, "*") == 0)
62: flookup = TRUE;
63: else
64: {
65: *pzlog = strdup (qsys->uuconf_zcall_login);
66: if (*pzlog == NULL)
67: {
68: qglobal->ierrno = errno;
69: return UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
70: }
71: }
72: }
73:
74: if (qsys->uuconf_zcall_password != NULL)
75: {
76: if (strcmp (qsys->uuconf_zcall_password, "*") == 0)
77: flookup = TRUE;
78: else
79: {
80: *pzpass = strdup (qsys->uuconf_zcall_password);
81: if (*pzpass == NULL)
82: {
83: qglobal->ierrno = errno;
84: if (*pzlog != NULL)
85: {
86: free ((pointer) *pzlog);
87: *pzlog = NULL;
88: }
89: return UUCONF_MALLOC_FAILED | UUCONF_ERROR_ERRNO;
90: }
91: }
92: }
93:
94: if (! flookup)
95: {
96: if (*pzlog == NULL && *pzpass == NULL)
97: return UUCONF_NOT_FOUND;
98: return UUCONF_SUCCESS;
99: }
100:
101: as[0].uuconf_zcmd = qsys->uuconf_zname;
102: as[0].uuconf_itype = UUCONF_CMDTABTYPE_FN | 3;
103: if (*pzlog == NULL)
104: as[0].uuconf_pvar = (pointer) pzlog;
105: else
106: as[0].uuconf_pvar = NULL;
107: as[0].uuconf_pifn = icsys;
108:
109: as[1].uuconf_zcmd = NULL;
110:
111: if (*pzpass == NULL)
112: pinfo = (pointer) pzpass;
113: else
114: pinfo = NULL;
115:
116: iret = UUCONF_SUCCESS;
117:
118: for (pz = qglobal->qprocess->pzcallfiles; *pz != NULL; pz++)
119: {
120: FILE *e;
121:
122: e = fopen (*pz, "r");
123: if (e == NULL)
124: {
125: if (FNO_SUCH_FILE ())
126: continue;
127: qglobal->ierrno = errno;
128: iret = UUCONF_FOPEN_FAILED | UUCONF_ERROR_ERRNO;
129: break;
130: }
131:
132: iret = uuconf_cmd_file (pglobal, e, as, pinfo,
133: (uuconf_cmdtabfn) NULL, 0,
134: qsys->uuconf_palloc);
135: (void) fclose (e);
136:
137: if (iret != UUCONF_SUCCESS)
138: break;
139: if (*pzlog != NULL)
140: break;
141: }
142:
143: if (iret != UUCONF_SUCCESS)
144: {
145: qglobal->zfilename = *pz;
146: return iret | UUCONF_ERROR_FILENAME;
147: }
148:
149: if (*pzlog == NULL && *pzpass == NULL)
150: return UUCONF_NOT_FOUND;
151:
152: return UUCONF_SUCCESS;
153: }
154:
155: /* Copy the login name and password onto the heap and set the
156: pointers. The pzlog argument is passed in pvar, and the pzpass
157: argument is passed in pinfo. */
158:
159: static int
160: icsys (pglobal, argc, argv, pvar, pinfo)
161: pointer pglobal;
162: int argc;
163: char **argv;
164: pointer pvar;
165: pointer pinfo;
166: {
167: struct sglobal *qglobal = (struct sglobal *) pglobal;
168: char **pzlog = (char **) pvar;
169: char **pzpass = (char **) pinfo;
170:
171: if (pzlog != NULL)
172: {
173: *pzlog = strdup (argv[1]);
174: if (*pzlog == NULL)
175: {
176: qglobal->ierrno = errno;
177: return (UUCONF_MALLOC_FAILED
178: | UUCONF_ERROR_ERRNO
179: | UUCONF_CMDTABRET_EXIT);
180: }
181: }
182:
183: if (pzpass != NULL)
184: {
185: *pzpass = strdup (argv[2]);
186: if (*pzpass == NULL)
187: {
188: qglobal->ierrno = errno;
189: if (pzlog != NULL)
190: {
191: free ((pointer) *pzlog);
192: *pzlog = NULL;
193: }
194: return (UUCONF_MALLOC_FAILED
195: | UUCONF_ERROR_ERRNO
196: | UUCONF_CMDTABRET_EXIT);
197: }
198: }
199:
200: return UUCONF_CMDTABRET_EXIT;
201: }
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