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author | Michael Brown | 2016-06-13 16:29:05 +0200 |
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committer | Michael Brown | 2016-06-13 16:29:05 +0200 |
commit | e6111c151794c4c15a0988e259666ef5be24ffcc (patch) | |
tree | 6e4febac53299a9ecbf4bff3c0a5dd676de75094 /src/core/time.c | |
parent | [tg3] Add missing memory barrier (diff) | |
download | ipxe-e6111c151794c4c15a0988e259666ef5be24ffcc.tar.gz ipxe-e6111c151794c4c15a0988e259666ef5be24ffcc.tar.xz ipxe-e6111c151794c4c15a0988e259666ef5be24ffcc.zip |
[time] Allow system clock to be adjusted at runtime
Provide a mechanism to allow an arbitrary adjustment to be applied to
all subsequent calls to time().
Note that the underlying clock source (e.g. the RTC clock) will not be
changed; only the time as reported within iPXE will be affected.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/core/time.c')
-rw-r--r-- | src/core/time.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/core/time.c b/src/core/time.c index 29a924eb..c353ac5b 100644 --- a/src/core/time.c +++ b/src/core/time.c @@ -43,6 +43,9 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); * 400. */ +/** Current system clock offset */ +signed long time_offset; + /** Days of week (for debugging) */ static const char *weekdays[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" |