42 lines
861 B
OCaml
42 lines
861 B
OCaml
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module By = Digestif_by
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module Bi = Digestif_bi
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module type S = sig
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type ctx
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type kind = [ `SHA224 ]
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val init : unit -> ctx
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val unsafe_feed_bytes : ctx -> By.t -> int -> int -> unit
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val unsafe_feed_bigstring : ctx -> Bi.t -> int -> int -> unit
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val unsafe_get : ctx -> By.t
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val dup : ctx -> ctx
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end
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module Unsafe : S = struct
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type kind = [ `SHA224 ]
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open Baijiu_sha256.Unsafe
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type nonrec ctx = ctx
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let init () =
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let b = By.make 128 '\x00' in
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{
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size = 0L;
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b;
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h =
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[|
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0xc1059ed8l; 0x367cd507l; 0x3070dd17l; 0xf70e5939l; 0xffc00b31l;
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0x68581511l; 0x64f98fa7l; 0xbefa4fa4l;
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|];
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}
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let unsafe_get ctx =
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let res = unsafe_get ctx in
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By.sub res 0 28
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let dup = dup
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let unsafe_feed_bytes = unsafe_feed_bytes
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let unsafe_feed_bigstring = unsafe_feed_bigstring
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end
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