1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
/* This file is part of the Project Athena Zephyr Notification System.
* It contains source for the ZLocateUser function.
*
* Created by: Robert French
*
* $Source$
* $Author$
*
* Copyright (c) 1987 by the Massachusetts Institute of Technology.
* For copying and distribution information, see the file
* "mit-copyright.h".
*/
/* $Header$ */
#ifndef lint
static char rcsid_ZLocateUser_c[] = "$Header$";
#endif lint
#include <zephyr/mit-copyright.h>
#include <zephyr/zephyr_internal.h>
Code_t ZLocateUser(user, nlocs)
char *user;
int *nlocs;
{
int i, retval;
ZNotice_t notice, retnotice;
char *ptr, *end;
retval = ZFlushLocations();
if (retval != ZERR_NONE && retval != ZERR_NOLOCATIONS)
return (retval);
notice.z_kind = ACKED;
notice.z_port = 0;
notice.z_class = LOCATE_CLASS;
notice.z_class_inst = user;
notice.z_opcode = LOCATE_LOCATE;
notice.z_sender = 0;
notice.z_recipient = "";
notice.z_default_format = "";
notice.z_message_len = 0;
if ((retval = ZSendNotice(¬ice, ZAUTH)) != ZERR_NONE)
return (retval);
if ((retval = ZIfNotice(&retnotice, NULL, ZCompareUIDPred,
(char *)¬ice.z_uid)) != ZERR_NONE)
return (retval);
if (retnotice.z_kind == SERVNAK) {
ZFreeNotice(&retnotice);
return (ZERR_SERVNAK);
}
if (retnotice.z_kind != SERVACK) {
ZFreeNotice(&retnotice);
return (ZERR_INTERNAL);
}
end = retnotice.z_message+retnotice.z_message_len;
__locate_num = 0;
for (ptr=retnotice.z_message;ptr<end;ptr++)
if (!*ptr)
__locate_num++;
__locate_num /= 3;
__locate_list = (ZLocations_t *)malloc((unsigned)__locate_num*
sizeof(ZLocations_t));
if (!__locate_list)
return (ENOMEM);
for (ptr=retnotice.z_message, i=0;i<__locate_num;i++) {
__locate_list[i].host = (char *)malloc((unsigned)strlen(ptr)+
1);
if (!__locate_list[i].host)
return (ENOMEM);
(void) strcpy(__locate_list[i].host, ptr);
ptr += strlen(ptr)+1;
__locate_list[i].time = (char *)malloc((unsigned)strlen(ptr)+
1);
if (!__locate_list[i].time)
return (ENOMEM);
(void) strcpy(__locate_list[i].time, ptr);
ptr += strlen(ptr)+1;
__locate_list[i].tty = (char *)malloc((unsigned)strlen(ptr)+
1);
if (!__locate_list[i].tty)
return (ENOMEM);
(void) strcpy(__locate_list[i].tty, ptr);
ptr += strlen(ptr)+1;
}
ZFreeNotice(&retnotice);
__locate_next = 0;
*nlocs = __locate_num;
return (ZERR_NONE);
}
|