Ramon de C Valle
f124597a56
git-svn-id: file:///home/svn/framework3/trunk@5773 4d416f70-5f16-0410-b530-b9f4589650da
27 lines
846 B
Ruby
27 lines
846 B
Ruby
require 'ole/base'
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module Ole # :nodoc:
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# FIXME
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module Types
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# Parse two 32 bit time values into a DateTime
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# Time is stored as a high and low 32 bit value, comprising the
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# 100's of nanoseconds since 1st january 1601 (Epoch).
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# struct FILETIME. see eg http://msdn2.microsoft.com/en-us/library/ms724284.aspx
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def self.load_time str
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low, high = str.unpack 'L2'
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time = EPOCH + (high * (1 << 32) + low) * 1e-7 / 86400 rescue return
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# extra sanity check...
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unless (1800...2100) === time.year
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Log.warn "ignoring unlikely time value #{time.to_s}"
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return nil
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end
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time
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end
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# turn a binary guid into something displayable.
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# this will probably become a proper class later
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def self.load_guid str
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"{%08x-%04x-%04x-%02x%02x-#{'%02x' * 6}}" % str.unpack('L S S CC C6')
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end
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end
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end |