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1 | /* |
2 | * Copyright (c) 1988 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
6 | * provided that the above copyright notice and this paragraph are | |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
16 | */ | |
17 | ||
18 | #ifndef lint | |
435e8dff | 19 | static char sccsid[] = "@(#)util.c 5.10 (Berkeley) %G%"; |
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20 | #endif /* not lint */ |
21 | ||
22 | #include <sys/types.h> | |
23 | #include <sys/time.h> | |
24 | #include <tzfile.h> | |
cac8e61f | 25 | #include <pwd.h> |
0c82d36d | 26 | #include <stdio.h> |
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27 | #include <strings.h> |
28 | #include <ctype.h> | |
435e8dff | 29 | #include "chpass.h" |
cac8e61f | 30 | #include "pathnames.h" |
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31 | |
32 | static int dmsize[] = | |
33 | { -1, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }; | |
34 | static char *months[] = | |
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35 | { "January", "February", "March", "April", "May", "June", |
36 | "July", "August", "September", "October", "November", | |
37 | "December", NULL }; | |
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38 | char * |
39 | ttoa(tval) | |
40 | time_t tval; | |
41 | { | |
42 | struct tm *tp; | |
db763e95 | 43 | static char tbuf[50]; |
0c82d36d | 44 | |
ef97d022 | 45 | if (tval) { |
0c82d36d | 46 | tp = localtime(&tval); |
d264b2a3 KB |
47 | (void)sprintf(tbuf, "%s %d, 19%d", months[tp->tm_mon], |
48 | tp->tm_mday, tp->tm_year); | |
0c82d36d | 49 | } |
ef97d022 KB |
50 | else |
51 | *tbuf = '\0'; | |
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52 | return(tbuf); |
53 | } | |
54 | ||
55 | atot(p, store) | |
56 | char *p; | |
57 | time_t *store; | |
58 | { | |
59 | register char *t, **mp; | |
60 | static struct tm *lt; | |
61 | time_t tval, time(); | |
62 | int day, month, year; | |
63 | ||
ef97d022 | 64 | if (!*p) { |
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65 | *store = 0; |
66 | return(0); | |
67 | } | |
68 | if (!lt) { | |
69 | unsetenv("TZ"); | |
70 | (void)time(&tval); | |
71 | lt = localtime(&tval); | |
72 | } | |
d264b2a3 | 73 | if (!(t = strtok(p, " \t"))) |
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74 | goto bad; |
75 | for (mp = months;; ++mp) { | |
76 | if (!*mp) | |
77 | goto bad; | |
78 | if (!strncasecmp(*mp, t, 3)) { | |
79 | month = mp - months + 1; | |
80 | break; | |
81 | } | |
82 | } | |
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83 | if (!(t = strtok((char *)NULL, " \t,")) || !isdigit(*t)) |
84 | goto bad; | |
85 | day = atoi(t); | |
86 | if (!(t = strtok((char *)NULL, " \t,")) || !isdigit(*t)) | |
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87 | goto bad; |
88 | year = atoi(t); | |
89 | if (day < 1 || day > 31 || month < 1 || month > 12 || !year) | |
90 | goto bad; | |
91 | if (year < 100) | |
92 | year += TM_YEAR_BASE; | |
93 | if (year <= EPOCH_YEAR) | |
94 | bad: return(1); | |
95 | tval = isleap(year) && month > 2; | |
96 | for (--year; year >= EPOCH_YEAR; --year) | |
97 | tval += isleap(year) ? | |
791ff54b | 98 | DAYSPERLYEAR : DAYSPERNYEAR; |
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99 | while (--month) |
100 | tval += dmsize[month]; | |
db763e95 | 101 | tval += day; |
791ff54b | 102 | tval = tval * HOURSPERDAY * MINSPERHOUR * SECSPERMIN; |
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103 | tval -= lt->tm_gmtoff; |
104 | *store = tval; | |
105 | return(0); | |
106 | } | |
107 | ||
108 | print(fp, pw) | |
109 | FILE *fp; | |
110 | struct passwd *pw; | |
111 | { | |
112 | register char *p; | |
113 | char *getusershell(), *ttoa(); | |
114 | ||
7df40547 | 115 | fprintf(fp, "#Changing user database information for %s.\n", |
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116 | pw->pw_name); |
117 | if (!uid) { | |
118 | fprintf(fp, "Login: %s\n", pw->pw_name); | |
8557219a | 119 | fprintf(fp, "Password: %s\n", pw->pw_passwd); |
0c82d36d KB |
120 | fprintf(fp, "Uid [#]: %d\n", pw->pw_uid); |
121 | fprintf(fp, "Gid [# or name]: %d\n", pw->pw_gid); | |
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122 | fprintf(fp, "Change [month day year]: %s\n", ttoa(pw->pw_change)); |
123 | fprintf(fp, "Expire [month day year]: %s\n", ttoa(pw->pw_expire)); | |
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124 | fprintf(fp, "Class: %s\n", pw->pw_class); |
125 | fprintf(fp, "Home directory: %s\n", pw->pw_dir); | |
126 | fprintf(fp, "Shell: %s\n", | |
cac8e61f | 127 | *pw->pw_shell ? pw->pw_shell : _PATH_BSHELL); |
0c82d36d KB |
128 | } |
129 | else { | |
130 | /* only admin can change "restricted" shells */ | |
131 | setusershell(); | |
132 | for (;;) | |
133 | if (!(p = getusershell())) | |
134 | break; | |
135 | else if (!strcmp(pw->pw_shell, p)) { | |
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136 | fprintf(fp, "Shell: %s\n", *pw->pw_shell ? |
137 | pw->pw_shell : _PATH_BSHELL); | |
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138 | break; |
139 | } | |
140 | } | |
141 | p = strsep(pw->pw_gecos, ","); | |
142 | fprintf(fp, "Full Name: %s\n", p ? p : ""); | |
143 | p = strsep((char *)NULL, ","); | |
144 | fprintf(fp, "Location: %s\n", p ? p : ""); | |
145 | p = strsep((char *)NULL, ","); | |
0c82d36d | 146 | fprintf(fp, "Office Phone: %s\n", p ? p : ""); |
de29b759 KB |
147 | p = strsep((char *)NULL, ","); |
148 | fprintf(fp, "Home Phone: %s\n", p ? p : ""); | |
0c82d36d | 149 | } |