[tor-bugs] #28838 [Core Tor/Tor]: Make curve25519_basepoint_spot_check() faster

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#28838: Make curve25519_basepoint_spot_check() faster
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     Reporter:  nickm    |      Owner:  (none)
         Type:  defect   |     Status:  new
     Priority:  Medium   |  Milestone:  Tor: 0.4.0.x-final
    Component:  Core     |    Version:  Tor: 0.3.4.9
  Tor/Tor                |   Keywords:  android startup performance
     Severity:  Normal   |  controller
Actual Points:           |  Parent ID:  #28481
       Points:           |   Reviewer:
      Sponsor:           |
  Sponsor8-can           |
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 This function is currently around 9% of our startup time, and it does a
 bunch of curve25519 operations.  We could make it a bunch faster, since
 our curve25519_basepoint function has not been observed to fail in the
 wild.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/28838>
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