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resolv.rb: remove rangerand

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* lib/resolv.rb (Resolv::DNS.rangerand): rand and random_number
  accept a Range.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62672 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-03-06 03:31:46 +00:00
parent e6c0a8f19e
commit e667897b46
1 changed files with 2 additions and 12 deletions
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14
lib/resolv.rb
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@ -609,16 +609,6 @@ class Resolv
end
end
def self.rangerand(range) # :nodoc:
base = range.begin
len = range.end - range.begin
if !range.exclude_end?
len += 1
end
base + random(len)
end
RequestID = {} # :nodoc:
RequestIDMutex = Thread::Mutex.new # :nodoc:
@ -627,7 +617,7 @@ class Resolv
RequestIDMutex.synchronize {
h = (RequestID[[host, port]] ||= {})
begin
id = rangerand(0x0000..0xffff)
id = random(0x0000..0xffff)
end while h[id]
h[id] = true
}
@ -648,7 +638,7 @@ class Resolv
def self.bind_random_port(udpsock, bind_host="0.0.0.0") # :nodoc:
begin
port = rangerand(1024..65535)
port = random(1024..65535)
udpsock.bind(bind_host, port)
rescue Errno::EADDRINUSE, # POSIX
Errno::EACCES, # SunOS: See PRIV_SYS_NFS in privileges(5)