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12e41d03 DL |
1 | /* |
2 | PIM for Quagga | |
3 | Copyright (C) 2008 Everton da Silva Marques | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, but | |
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; see the file COPYING; if not, write to the | |
17 | Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, | |
18 | MA 02110-1301 USA | |
12e41d03 DL |
19 | */ |
20 | ||
7a2fbbf0 DL |
21 | #include <zebra.h> |
22 | ||
12e41d03 DL |
23 | #include <string.h> |
24 | #include <sys/time.h> | |
25 | #include <time.h> | |
26 | ||
12e41d03 DL |
27 | #include "log.h" |
28 | #include "thread.h" | |
29 | ||
30 | #include "pim_time.h" | |
31 | ||
32 | static int gettime_monotonic(struct timeval *tv) | |
33 | { | |
34 | int result; | |
35 | ||
36 | result = gettimeofday(tv, 0); | |
37 | if (result) { | |
38 | zlog_err("%s: gettimeofday() failure: errno=%d: %s", | |
39 | __PRETTY_FUNCTION__, | |
40 | errno, safe_strerror(errno)); | |
41 | } | |
42 | ||
43 | return result; | |
44 | } | |
45 | ||
46 | /* | |
47 | pim_time_monotonic_sec(): | |
48 | number of seconds since some unspecified starting point | |
49 | */ | |
50 | int64_t pim_time_monotonic_sec() | |
51 | { | |
52 | struct timeval now_tv; | |
53 | ||
54 | if (gettime_monotonic(&now_tv)) { | |
55 | zlog_err("%s: gettime_monotonic() failure: errno=%d: %s", | |
56 | __PRETTY_FUNCTION__, | |
57 | errno, safe_strerror(errno)); | |
58 | return -1; | |
59 | } | |
60 | ||
61 | return now_tv.tv_sec; | |
62 | } | |
63 | ||
64 | /* | |
65 | pim_time_monotonic_dsec(): | |
66 | number of deciseconds since some unspecified starting point | |
67 | */ | |
68 | int64_t pim_time_monotonic_dsec() | |
69 | { | |
70 | struct timeval now_tv; | |
71 | int64_t now_dsec; | |
72 | ||
73 | if (gettime_monotonic(&now_tv)) { | |
74 | zlog_err("%s: gettime_monotonic() failure: errno=%d: %s", | |
75 | __PRETTY_FUNCTION__, | |
76 | errno, safe_strerror(errno)); | |
77 | return -1; | |
78 | } | |
79 | ||
80 | now_dsec = ((int64_t) now_tv.tv_sec) * 10 + ((int64_t) now_tv.tv_usec) / 100000; | |
81 | ||
82 | return now_dsec; | |
83 | } | |
84 | ||
8a9bd91c DS |
85 | int64_t |
86 | pim_time_monotonic_usec (void) | |
87 | { | |
88 | struct timeval now_tv; | |
89 | int64_t now_dsec; | |
90 | ||
91 | if (gettime_monotonic(&now_tv)) { | |
92 | zlog_err("%s: gettime_monotonic() failure: errno=%d: %s", | |
93 | __PRETTY_FUNCTION__, | |
94 | errno, safe_strerror(errno)); | |
95 | return -1; | |
96 | } | |
97 | ||
98 | now_dsec = ((int64_t) now_tv.tv_sec) * 1000000 + ((int64_t) now_tv.tv_usec); | |
99 | ||
100 | return now_dsec; | |
101 | ||
102 | } | |
103 | ||
12e41d03 DL |
104 | int pim_time_mmss(char *buf, int buf_size, long sec) |
105 | { | |
106 | long mm; | |
107 | int wr; | |
108 | ||
109 | zassert(buf_size >= 5); | |
110 | ||
111 | mm = sec / 60; | |
112 | sec %= 60; | |
113 | ||
114 | wr = snprintf(buf, buf_size, "%02ld:%02ld", mm, sec); | |
115 | ||
116 | return wr != 8; | |
117 | } | |
118 | ||
119 | static int pim_time_hhmmss(char *buf, int buf_size, long sec) | |
120 | { | |
121 | long hh; | |
122 | long mm; | |
123 | int wr; | |
124 | ||
125 | zassert(buf_size >= 8); | |
126 | ||
127 | hh = sec / 3600; | |
128 | sec %= 3600; | |
129 | mm = sec / 60; | |
130 | sec %= 60; | |
131 | ||
132 | wr = snprintf(buf, buf_size, "%02ld:%02ld:%02ld", hh, mm, sec); | |
133 | ||
134 | return wr != 8; | |
135 | } | |
136 | ||
137 | void pim_time_timer_to_mmss(char *buf, int buf_size, struct thread *t_timer) | |
138 | { | |
139 | if (t_timer) { | |
140 | pim_time_mmss(buf, buf_size, | |
141 | thread_timer_remain_second(t_timer)); | |
142 | } | |
143 | else { | |
144 | snprintf(buf, buf_size, "--:--"); | |
145 | } | |
146 | } | |
147 | ||
148 | void pim_time_timer_to_hhmmss(char *buf, int buf_size, struct thread *t_timer) | |
149 | { | |
150 | if (t_timer) { | |
151 | pim_time_hhmmss(buf, buf_size, | |
152 | thread_timer_remain_second(t_timer)); | |
153 | } | |
154 | else { | |
155 | snprintf(buf, buf_size, "--:--:--"); | |
156 | } | |
157 | } | |
158 | ||
159 | void pim_time_uptime(char *buf, int buf_size, int64_t uptime_sec) | |
160 | { | |
161 | zassert(buf_size >= 8); | |
162 | ||
163 | pim_time_hhmmss(buf, buf_size, uptime_sec); | |
164 | } | |
165 | ||
166 | void pim_time_uptime_begin(char *buf, int buf_size, int64_t now, int64_t begin) | |
167 | { | |
168 | if (begin > 0) | |
169 | pim_time_uptime(buf, buf_size, now - begin); | |
170 | else | |
171 | snprintf(buf, buf_size, "--:--:--"); | |
172 | } | |
173 | ||
174 | long pim_time_timer_remain_msec(struct thread *t_timer) | |
175 | { | |
176 | /* FIXME: Actually fetch msec resolution from thread */ | |
177 | ||
178 | /* no timer thread running means timer has expired: return 0 */ | |
179 | ||
180 | return t_timer ? | |
181 | 1000 * thread_timer_remain_second(t_timer) : | |
182 | 0; | |
183 | } |