mirror of
https://github.com/waku-org/nwaku.git
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66 lines
2.3 KiB
Nim
66 lines
2.3 KiB
Nim
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import
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"."/[bearssl_hash, bearssl_hmac, csources]
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{.pragma: importcFunc, cdecl, gcsafe, noSideEffect, raises: [].}
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{.used.}
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const
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bearKdfPath = bearSrcPath & "kdf/"
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{.compile: bearKdfPath & "hkdf.c".}
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{.compile: bearKdfPath & "shake.c".}
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type
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INNER_C_UNION_bearssl_kdf_1* {.importc: "br_hkdf_context::no_name",
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header: "bearssl_kdf.h", bycopy, union.} = object
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hmacCtx* {.importc: "hmac_ctx".}: HmacContext
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prkCtx* {.importc: "prk_ctx".}: HmacKeyContext
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HkdfContext* {.importc: "br_hkdf_context", header: "bearssl_kdf.h", bycopy.} = object
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u* {.importc: "u".}: INNER_C_UNION_bearssl_kdf_1
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buf* {.importc: "buf".}: array[64, byte]
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`ptr`* {.importc: "ptr".}: uint
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digLen* {.importc: "dig_len".}: uint
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chunkNum* {.importc: "chunk_num".}: cuint
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proc hkdfInit*(hc: var HkdfContext; digestVtable: ptr HashClass; salt: pointer;
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saltLen: uint) {.importcFunc, importc: "br_hkdf_init",
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header: "bearssl_kdf.h".}
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var hkdfNoSalt* {.importc: "br_hkdf_no_salt", header: "bearssl_kdf.h".}: byte
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proc hkdfInject*(hc: var HkdfContext; ikm: pointer; ikmLen: uint) {.importcFunc,
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importc: "br_hkdf_inject", header: "bearssl_kdf.h".}
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proc hkdfFlip*(hc: var HkdfContext) {.importcFunc, importc: "br_hkdf_flip",
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header: "bearssl_kdf.h".}
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proc hkdfProduce*(hc: var HkdfContext; info: pointer; infoLen: uint; `out`: pointer;
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outLen: uint): uint {.importcFunc, importc: "br_hkdf_produce",
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header: "bearssl_kdf.h".}
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type
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ShakeContext* {.importc: "br_shake_context", header: "bearssl_kdf.h", bycopy.} = object
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dbuf* {.importc: "dbuf".}: array[200, byte]
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dptr* {.importc: "dptr".}: uint
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rate* {.importc: "rate".}: uint
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a* {.importc: "A".}: array[25, uint64]
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proc shakeInit*(sc: var ShakeContext; securityLevel: cint) {.importcFunc,
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importc: "br_shake_init", header: "bearssl_kdf.h".}
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proc shakeInject*(sc: var ShakeContext; data: pointer; len: uint) {.importcFunc,
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importc: "br_shake_inject", header: "bearssl_kdf.h".}
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proc shakeFlip*(hc: var ShakeContext) {.importcFunc, importc: "br_shake_flip",
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header: "bearssl_kdf.h".}
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proc shakeProduce*(sc: var ShakeContext; `out`: pointer; len: uint) {.importcFunc,
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importc: "br_shake_produce", header: "bearssl_kdf.h".}
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