[tor-bugs] #28913 [Core Tor/Tor]: Base32_decode should return the length of its result.

[Tor Bug Tracker & Wiki]

#28913: Base32_decode should return the length of its result.
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     Reporter:  nickm    |      Owner:  nickm
         Type:  defect   |     Status:  assigned
     Priority:  Low      |  Milestone:  Tor: 0.4.0.x-final
    Component:  Core     |    Version:
  Tor/Tor                |   Keywords:  util tor-client base32  cleanup
     Severity:  Normal   |  technical-debt
Actual Points:           |  Parent ID:  #19531
       Points:  .1       |   Reviewer:
      Sponsor:           |
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 The base32_decode() API, for consistency with base64_decode, should return
 the number of bytes written.

 This would also enable us to fuzz it with fuzz_strops.c

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/28913>
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