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more optimizations

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This commit is contained in:
blackhedd 2006-09-02 14:11:31 +00:00
parent 6a371b988d
commit 9ece3ff393
1 changed files with 4 additions and 3 deletions
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lib/net/ber.rb
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@ -82,9 +82,10 @@ module Net
# this can throw TypeErrors and other nasties. # this can throw TypeErrors and other nasties.
# #
def read_ber syntax=nil def read_ber syntax=nil
return nil if eof? # don't bother with this line, since IO#getc by definition returns nil on eof.
#return nil if eof?
id = getc # don't trash this value, we'll use it later id = getc or return nil # don't trash this value, we'll use it later
tag = id & 31 tag = id & 31
tag < 31 or raise BerError.new( "unsupported tag encoding: #{id}" ) tag < 31 or raise BerError.new( "unsupported tag encoding: #{id}" )
tagclass = TagClasses[ id >> 6 ] tagclass = TagClasses[ id >> 6 ]
@ -97,7 +98,7 @@ module Net
# Replaced the inject because it profiles hot. # Replaced the inject because it profiles hot.
#j = (0...(n & 127)).inject(0) {|mem,x| mem = (mem << 8) + getc} #j = (0...(n & 127)).inject(0) {|mem,x| mem = (mem << 8) + getc}
j = 0 j = 0
(n & 127).times {j = (j << 8) + getc} read( n & 127 ).each_byte {|n1| j = (j << 8) + n1}
[1 + (n & 127), j] [1 + (n & 127), j]
end end