bcrypt v1.2.2

View Source bcrypt (bcrypt v1.2.2)

The OpenBSD Blowfish password hashing algorithm wrapper module.

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Types

mechanism/0
pwerr/0
rounds/0

Functions

gen_salt()
Returns a random string data.
gen_salt(Rounds)
Generate a random string data.
hashpw(Password, Salt)
Make hash string based on Password and Salt.
is_worker_available()
Is at least one bcrypt worker currently available for work?
mechanism()
Get environment setting of hash generation.
start()
Starts Applicationbcrypt. See also:application:start/1.
stop()
Stops Applicationbcrypt. See also:application:stop/1.

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mechanism/0

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-type mechanism() :: nif | port.
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pwerr/0

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-type pwerr() :: invalid_salt | invalid_salt_length | invalid_rounds.
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rounds/0

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-type rounds() :: 4..31.

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gen_salt()

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-spec gen_salt() -> Result when Result :: {ok, Salt}, Salt :: [byte()].
Returns a random string data.
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gen_salt(Rounds)

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-spec gen_salt(Rounds) -> Result when Rounds :: rounds(), Result :: {ok, Salt}, Salt :: [byte()].
Generate a random string data.
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hashpw(Password, Salt)

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-spec hashpw(Password, Salt) -> Result
          when
              Password :: [byte()] | binary(),
              Salt :: [byte()] | binary(),
              Result :: {ok, Hash} | {error, ErrorDescription},
              Hash :: [byte()],
              ErrorDescription :: pwerr().
Make hash string based on Password and Salt.
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is_worker_available()

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-spec is_worker_available() -> Result when Result :: boolean().
Is at least one bcrypt worker currently available for work?
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mechanism()

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-spec mechanism() -> mechanism().
Get environment setting of hash generation.
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start()

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Starts Applicationbcrypt. See also:application:start/1.
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stop()

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Stops Applicationbcrypt. See also:application:stop/1.