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login_times.c (22993) login_times.c (25670)
1/*-
2 * Copyright (c) 1996 by
3 * David Nugent <davidn@blaze.net.au>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, is permitted provided that the following conditions
8 * are met:

--- 6 unchanged lines hidden (view full) ---

15 * 3. This work was done expressly for inclusion into FreeBSD. Other use
16 * is permitted provided this notation is included.
17 * 4. Absolutely no warranty of function or purpose is made by the authors.
18 * 5. Modifications may be freely made to this file providing the above
19 * conditions are met.
20 *
21 * Login period parsing and comparison functions.
22 *
1/*-
2 * Copyright (c) 1996 by
3 * David Nugent <davidn@blaze.net.au>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, is permitted provided that the following conditions
8 * are met:

--- 6 unchanged lines hidden (view full) ---

15 * 3. This work was done expressly for inclusion into FreeBSD. Other use
16 * is permitted provided this notation is included.
17 * 4. Absolutely no warranty of function or purpose is made by the authors.
18 * 5. Modifications may be freely made to this file providing the above
19 * conditions are met.
20 *
21 * Login period parsing and comparison functions.
22 *
23 * $Id$
23 * $Id: login_times.c,v 1.4 1997/02/22 15:08:27 peter Exp $
24 */
25
26#include <stdio.h>
27#include <stdlib.h>
28#include <string.h>
29#include <time.h>
30#include <ctype.h>
31
32#include <sys/types.h>
33#include <login_cap.h>
34
35static struct
36{
24 */
25
26#include <stdio.h>
27#include <stdlib.h>
28#include <string.h>
29#include <time.h>
30#include <ctype.h>
31
32#include <sys/types.h>
33#include <login_cap.h>
34
35static struct
36{
37 const char * dw;
38 u_char cn;
39 u_char fl;
37 const char *dw;
38 u_char cn;
39 u_char fl;
40} dws[] =
41{
40} dws[] =
41{
42 { "su", 2, LTM_SUN }, { "mo", 2, LTM_MON }, { "tu", 2, LTM_TUE },
43 { "we", 2, LTM_WED }, { "th", 2, LTM_THU }, { "fr", 2, LTM_FRI },
44 { "sa", 2, LTM_SAT }, { "any",3, LTM_ANY }, { "all",3, LTM_ANY },
45 { "wk", 2, LTM_WK }, { "wd", 2, LTM_WD }, { NULL, 0, 0 }
42 { "su", 2, LTM_SUN }, { "mo", 2, LTM_MON }, { "tu", 2, LTM_TUE },
43 { "we", 2, LTM_WED }, { "th", 2, LTM_THU }, { "fr", 2, LTM_FRI },
44 { "sa", 2, LTM_SAT }, { "any",3, LTM_ANY }, { "all",3, LTM_ANY },
45 { "wk", 2, LTM_WK }, { "wd", 2, LTM_WD }, { NULL, 0, 0 }
46};
47
48static char *
49parse_time(char * ptr, u_short * t)
50{
46};
47
48static char *
49parse_time(char * ptr, u_short * t)
50{
51 u_short val;
51 u_short val;
52
52
53 for (val = 0; *ptr && isdigit(*ptr); ptr++)
54 val = (u_short)(val * 10 + (*ptr - '0'));
53 for (val = 0; *ptr && isdigit(*ptr); ptr++)
54 val = (u_short)(val * 10 + (*ptr - '0'));
55
55
56 *t = (u_short)((val / 100) * 60 + (val % 100));
57 return ptr;
56 *t = (u_short)((val / 100) * 60 + (val % 100));
57
58 return ptr;
58}
59
59}
60
61
60login_time_t
61parse_lt(const char * str)
62{
62login_time_t
63parse_lt(const char * str)
64{
63 login_time_t t;
65 login_time_t t;
64
66
65 memset(&t, 0, sizeof t);
66 t.lt_dow = LTM_NONE;
67 if (str && *str && strcmp(str, "Never") != 0 && strcmp(str, "None") != 0)
68 {
69 int i;
70 login_time_t m = t;
71 char * p;
72 char buf[64];
67 memset(&t, 0, sizeof t);
68 t.lt_dow = LTM_NONE;
69 if (str && *str && strcmp(str, "Never") != 0 && strcmp(str, "None") != 0) {
70 int i;
71 login_time_t m = t;
72 char *p;
73 char buf[64];
73
74
74 /* Make local copy and force lowercase to simplify parsing
75 */
76 p = strncpy(buf, str, sizeof buf);
77 buf[sizeof buf - 1] = '\0';
78 for (i = 0; buf[i]; i++)
79 buf[i] = (char)tolower(buf[i]);
75 /* Make local copy and force lowercase to simplify parsing */
76 p = strncpy(buf, str, sizeof buf);
77 buf[sizeof buf - 1] = '\0';
78 for (i = 0; buf[i]; i++)
79 buf[i] = (char)tolower(buf[i]);
80
80
81 while (isalpha(*p))
82 {
83 for (i = 0; dws[i].dw && strncmp(p, dws[i].dw, dws[i].cn) != 0 ; i++)
84 ;
85 if (dws[i].dw == NULL)
86 break;
87 m.lt_dow |= dws[i].fl;
88 p += dws[i].cn;
89 }
81 while (isalpha(*p)) {
90
82
91 if (m.lt_dow == LTM_NONE) /* No (valid) prefix, assume any */
92 m.lt_dow |= LTM_ANY;
83 i = 0;
84 while (dws[i].dw && strncmp(p, dws[i].dw, dws[i].cn) != 0)
85 i++;
86 if (dws[i].dw == NULL)
87 break;
88 m.lt_dow |= dws[i].fl;
89 p += dws[i].cn;
90 }
93
91
94 if (isdigit(*p))
95 p = parse_time(p, &m.lt_start);
96 else
97 m.lt_start = 0;
98 if (*p == '-')
99 p = parse_time(++p, &m.lt_end);
100 else
101 m.lt_end = 1440;
92 if (m.lt_dow == LTM_NONE) /* No (valid) prefix, assume any */
93 m.lt_dow |= LTM_ANY;
102
94
103 t = m;
104 }
105 return t;
95 if (isdigit(*p))
96 p = parse_time(p, &m.lt_start);
97 else
98 m.lt_start = 0;
99 if (*p == '-')
100 p = parse_time(++p, &m.lt_end);
101 else
102 m.lt_end = 1440;
103
104 t = m;
105 }
106 return t;
106}
107
108
109int
110in_ltm(const login_time_t * ltm, struct tm * tt, time_t * ends)
111{
107}
108
109
110int
111in_ltm(const login_time_t * ltm, struct tm * tt, time_t * ends)
112{
112 int rc = 0;
113 int rc = 0;
113
114
114 if (tt != NULL)
115 {
116 /* First, examine the day of the week
117 */
118 if ((u_char)(0x01 << tt->tm_wday) & ltm->lt_dow)
119 {
120 /* Convert `current' time to minute of the day
121 */
122 u_short now = (u_short)((tt->tm_hour * 60) + tt->tm_min);
123 if (tt->tm_sec > 30)
124 ++now;
125 if (now >= ltm->lt_start && now < ltm->lt_end)
126 {
127 rc = 2;
128 if (ends != NULL)
129 {
130 /* If requested, return ending time for this period
131 */
132 tt->tm_hour = (int)(ltm->lt_end / 60);
133 tt->tm_min = (int)(ltm->lt_end % 60);
134 *ends = mktime(tt);
115 if (tt != NULL) {
116 /* First, examine the day of the week */
117 if ((u_char)(0x01 << tt->tm_wday) & ltm->lt_dow) {
118 /* Convert `current' time to minute of the day */
119 u_short now = (u_short)((tt->tm_hour * 60) + tt->tm_min);
120
121 if (tt->tm_sec > 30)
122 ++now;
123 if (now >= ltm->lt_start && now < ltm->lt_end) {
124 rc = 2;
125 if (ends != NULL) {
126 /* If requested, return ending time for this period */
127 tt->tm_hour = (int)(ltm->lt_end / 60);
128 tt->tm_min = (int)(ltm->lt_end % 60);
129 *ends = mktime(tt);
130 }
131 }
135 }
132 }
136 }
137 }
133 }
138 }
139 return rc;
134 return rc;
140}
141
135}
136
137
142int
143in_lt(const login_time_t * ltm, time_t * t)
144{
138int
139in_lt(const login_time_t * ltm, time_t * t)
140{
145 return in_ltm(ltm, localtime(t), t);
141 return in_ltm(ltm, localtime(t), t);
146}
147
148int
149in_ltms(const login_time_t * ltm, struct tm * tm, time_t * t)
150{
142}
143
144int
145in_ltms(const login_time_t * ltm, struct tm * tm, time_t * t)
146{
151 int i = 0;
147 int i = 0;
152
148
153 while (i < LC_MAXTIMES && ltm[i].lt_dow != LTM_NONE)
154 {
155 if (in_ltm(ltm + i, tm, t))
156 return i;
157 i++;
158 }
159 return -1;
149 while (i < LC_MAXTIMES && ltm[i].lt_dow != LTM_NONE) {
150 if (in_ltm(ltm + i, tm, t))
151 return i;
152 i++;
153 }
154 return -1;
160}
161
162int
163in_lts(const login_time_t * ltm, time_t * t)
164{
155}
156
157int
158in_lts(const login_time_t * ltm, time_t * t)
159{
165 return in_ltms(ltm, localtime(t), t);
160 return in_ltms(ltm, localtime(t), t);
166}
167
161}
162