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<ul class="simple simple-toc" id="toc-list">
<li>
  <a class="reference reference-toplevel" href="#6" id="56">Imports</a>
  <ul class="simple simple-toc-section">
    
  </ul>
</li>
<li>
  <a class="reference reference-toplevel" href="#7" id="57">Types</a>
  <ul class="simple simple-toc-section">
      <li><a class="reference" href="#EcCurveKind"
    title="EcCurveKind = enum
  Secp256r1 = 23, Secp384r1 = 24, Secp521r1 = 25">EcCurveKind</a></li>
  <li><a class="reference" href="#ECDHEScheme"
    title="ECDHEScheme = EcCurveKind">ECDHEScheme</a></li>
  <li><a class="reference" href="#EcError"
    title="EcError = enum
  EcRngError, EcKeyGenError, EcPublicKeyError, EcKeyIncorrectError,
  EcSignatureError">EcError</a></li>
  <li><a class="reference" href="#EcKeyPair"
    title="EcKeyPair = object
  seckey*: EcPrivateKey
  pubkey*: EcPublicKey">EcKeyPair</a></li>
  <li><a class="reference" href="#EcPKI"
    title="EcPKI = EcPrivateKey | EcPublicKey | EcSignature">EcPKI</a></li>
  <li><a class="reference" href="#EcPrivateKey"
    title="EcPrivateKey = ref object
  buffer*: array[EC_KBUF_PRIV_MAX_SIZE, byte]
  key*: ec.EcPrivateKey">EcPrivateKey</a></li>
  <li><a class="reference" href="#EcPublicKey"
    title="EcPublicKey = ref object
  buffer*: array[EC_KBUF_PUB_MAX_SIZE, byte]
  key*: ec.EcPublicKey">EcPublicKey</a></li>
  <li><a class="reference" href="#EcResult"
    title="EcResult[T] = Result[T, EcError]">EcResult</a></li>
  <li><a class="reference" href="#EcSignature"
    title="EcSignature = ref object
  buffer*: seq[byte]">EcSignature</a></li>

  </ul>
</li>
<li>
  <a class="reference reference-toplevel" href="#10" id="60">Consts</a>
  <ul class="simple simple-toc-section">
      <li><a class="reference" href="#EcSupportedCurvesCint"
    title="EcSupportedCurvesCint = [23, 24, 25]">EcSupportedCurvesCint</a></li>
  <li><a class="reference" href="#PubKey256Length"
    title="PubKey256Length = 65">PubKey256Length</a></li>
  <li><a class="reference" href="#PubKey384Length"
    title="PubKey384Length = 97">PubKey384Length</a></li>
  <li><a class="reference" href="#PubKey521Length"
    title="PubKey521Length = 133">PubKey521Length</a></li>
  <li><a class="reference" href="#SecKey256Length"
    title="SecKey256Length = 32">SecKey256Length</a></li>
  <li><a class="reference" href="#SecKey384Length"
    title="SecKey384Length = 48">SecKey384Length</a></li>
  <li><a class="reference" href="#SecKey521Length"
    title="SecKey521Length = 66">SecKey521Length</a></li>
  <li><a class="reference" href="#Secret256Length"
    title="Secret256Length = 32">Secret256Length</a></li>
  <li><a class="reference" href="#Secret384Length"
    title="Secret384Length = 48">Secret384Length</a></li>
  <li><a class="reference" href="#Secret521Length"
    title="Secret521Length = 66">Secret521Length</a></li>
  <li><a class="reference" href="#Sig256Length"
    title="Sig256Length = 64">Sig256Length</a></li>
  <li><a class="reference" href="#Sig384Length"
    title="Sig384Length = 96">Sig384Length</a></li>
  <li><a class="reference" href="#Sig521Length"
    title="Sig521Length = 132">Sig521Length</a></li>

  </ul>
</li>
<li>
  <a class="reference reference-toplevel" href="#12" id="62">Procs</a>
  <ul class="simple simple-toc-section">
      <ul class="simple nested-toc-section">$
      <li><a class="reference" href="#%24%2CEcPublicKey"
    title="`$`(pubkey: EcPublicKey): string">`$`(pubkey: EcPublicKey): string</a></li>
  <li><a class="reference" href="#%24%2CEcPrivateKey"
    title="`$`(seckey: EcPrivateKey): string">`$`(seckey: EcPrivateKey): string</a></li>
  <li><a class="reference" href="#%24%2CEcSignature"
    title="`$`(sig: EcSignature): string">`$`(sig: EcSignature): string</a></li>

  </ul>
  <ul class="simple nested-toc-section">==
      <li><a class="reference" href="#%3D%3D%2CEcSignature%2CEcSignature"
    title="`==`(a, b: EcSignature): bool">`==`(a, b: EcSignature): bool</a></li>
  <li><a class="reference" href="#%3D%3D%2CEcPublicKey%2CEcPublicKey"
    title="`==`(pubkey1, pubkey2: EcPublicKey): bool">`==`(pubkey1, pubkey2: EcPublicKey): bool</a></li>
  <li><a class="reference" href="#%3D%3D%2CEcPrivateKey%2CEcPrivateKey"
    title="`==`(seckey1, seckey2: EcPrivateKey): bool">`==`(seckey1, seckey2: EcPrivateKey): bool</a></li>

  </ul>
  <ul class="simple nested-toc-section">clear
      <li><a class="reference" href="#clear%2CT"
    title="clear[T: EcPKI | EcKeyPair](pki: var T)">clear[T: EcPKI | EcKeyPair](pki: var T)</a></li>

  </ul>
  <ul class="simple nested-toc-section">copy
      <li><a class="reference" href="#copy%2CT%2CT"
    title="copy[T: EcPKI](dst: var T; src: T): bool">copy[T: EcPKI](dst: var T; src: T): bool</a></li>
  <li><a class="reference" href="#copy%2CT"
    title="copy[T: EcPKI](src: T): T">copy[T: EcPKI](src: T): T</a></li>

  </ul>
  <ul class="simple nested-toc-section">ephemeral
      <li><a class="reference" href="#ephemeral%2CEcCurveKind%2CHmacDrbgContext"
    title="ephemeral(scheme: ECDHEScheme; rng: var HmacDrbgContext): EcResult[EcKeyPair]">ephemeral(scheme: ECDHEScheme; rng: var HmacDrbgContext): EcResult[EcKeyPair]</a></li>
  <li><a class="reference" href="#ephemeral%2Cstring%2CHmacDrbgContext"
    title="ephemeral(scheme: string; rng: var HmacDrbgContext): EcResult[EcKeyPair]">ephemeral(scheme: string; rng: var HmacDrbgContext): EcResult[EcKeyPair]</a></li>

  </ul>
  <ul class="simple nested-toc-section">getBytes
      <li><a class="reference" href="#getBytes%2CEcPublicKey"
    title="getBytes(pubkey: EcPublicKey): EcResult[seq[byte]]">getBytes(pubkey: EcPublicKey): EcResult[seq[byte]]</a></li>
  <li><a class="reference" href="#getBytes%2CEcPrivateKey"
    title="getBytes(seckey: EcPrivateKey): EcResult[seq[byte]]">getBytes(seckey: EcPrivateKey): EcResult[seq[byte]]</a></li>
  <li><a class="reference" href="#getBytes%2CEcSignature"
    title="getBytes(sig: EcSignature): EcResult[seq[byte]]">getBytes(sig: EcSignature): EcResult[seq[byte]]</a></li>

  </ul>
  <ul class="simple nested-toc-section">getPublicKey
      <li><a class="reference" href="#getPublicKey%2CEcPrivateKey"
    title="getPublicKey(seckey: EcPrivateKey): EcResult[EcPublicKey]">getPublicKey(seckey: EcPrivateKey): EcResult[EcPublicKey]</a></li>

  </ul>
  <ul class="simple nested-toc-section">getRawBytes
      <li><a class="reference" href="#getRawBytes%2CEcPublicKey"
    title="getRawBytes(pubkey: EcPublicKey): EcResult[seq[byte]]">getRawBytes(pubkey: EcPublicKey): EcResult[seq[byte]]</a></li>
  <li><a class="reference" href="#getRawBytes%2CEcPrivateKey"
    title="getRawBytes(seckey: EcPrivateKey): EcResult[seq[byte]]">getRawBytes(seckey: EcPrivateKey): EcResult[seq[byte]]</a></li>
  <li><a class="reference" href="#getRawBytes%2CEcSignature"
    title="getRawBytes(sig: EcSignature): EcResult[seq[byte]]">getRawBytes(sig: EcSignature): EcResult[seq[byte]]</a></li>

  </ul>
  <ul class="simple nested-toc-section">getSecret
      <li><a class="reference" href="#getSecret%2CEcPublicKey%2CEcPrivateKey"
    title="getSecret(pubkey: EcPublicKey; seckey: EcPrivateKey): seq[byte]">getSecret(pubkey: EcPublicKey; seckey: EcPrivateKey): seq[byte]</a></li>

  </ul>
  <ul class="simple nested-toc-section">init
      <li><a class="reference" href="#init%2CEcPrivateKey%2CopenArray%5Bbyte%5D"
    title="init(key: var EcPrivateKey; data: openArray[byte]): Result[void, Asn1Error]">init(key: var EcPrivateKey; data: openArray[byte]): Result[void, Asn1Error]</a></li>
  <li><a class="reference" href="#init%2CEcPublicKey%2CopenArray%5Bbyte%5D"
    title="init(pubkey: var EcPublicKey; data: openArray[byte]): Result[void, Asn1Error]">init(pubkey: var EcPublicKey; data: openArray[byte]): Result[void, Asn1Error]</a></li>
  <li><a class="reference" href="#init%2CEcSignature%2CopenArray%5Bbyte%5D"
    title="init(sig: var EcSignature; data: openArray[byte]): Result[void, Asn1Error]">init(sig: var EcSignature; data: openArray[byte]): Result[void, Asn1Error]</a></li>
  <li><a class="reference" href="#init%2Ctypedesc%5BEcPrivateKey%5D%2CopenArray%5Bbyte%5D"
    title="init(t: typedesc[EcPrivateKey]; data: openArray[byte]): EcResult[EcPrivateKey]">init(t: typedesc[EcPrivateKey]; data: openArray[byte]): EcResult[EcPrivateKey]</a></li>
  <li><a class="reference" href="#init%2Ctypedesc%5BEcPublicKey%5D%2CopenArray%5Bbyte%5D"
    title="init(t: typedesc[EcPublicKey]; data: openArray[byte]): EcResult[EcPublicKey]">init(t: typedesc[EcPublicKey]; data: openArray[byte]): EcResult[EcPublicKey]</a></li>
  <li><a class="reference" href="#init%2Ctypedesc%5BEcSignature%5D%2CopenArray%5Bbyte%5D"
    title="init(t: typedesc[EcSignature]; data: openArray[byte]): EcResult[EcSignature]">init(t: typedesc[EcSignature]; data: openArray[byte]): EcResult[EcSignature]</a></li>
  <li><a class="reference" href="#init%2CT%2Cstring"
    title="init[T: EcPKI](sospk: var T; data: string): Result[void, Asn1Error]">init[T: EcPKI](sospk: var T; data: string): Result[void, Asn1Error]</a></li>
  <li><a class="reference" href="#init%2Ctypedesc%5BT%5D%2Cstring"
    title="init[T: EcPKI](t: typedesc[T]; data: string): EcResult[T]">init[T: EcPKI](t: typedesc[T]; data: string): EcResult[T]</a></li>

  </ul>
  <ul class="simple nested-toc-section">initRaw
      <li><a class="reference" href="#initRaw%2CEcPrivateKey%2CopenArray%5Bbyte%5D"
    title="initRaw(key: var EcPrivateKey; data: openArray[byte]): bool">initRaw(key: var EcPrivateKey; data: openArray[byte]): bool</a></li>
  <li><a class="reference" href="#initRaw%2CEcPublicKey%2CopenArray%5Bbyte%5D"
    title="initRaw(pubkey: var EcPublicKey; data: openArray[byte]): bool">initRaw(pubkey: var EcPublicKey; data: openArray[byte]): bool</a></li>
  <li><a class="reference" href="#initRaw%2CEcSignature%2CopenArray%5Bbyte%5D"
    title="initRaw(sig: var EcSignature; data: openArray[byte]): bool">initRaw(sig: var EcSignature; data: openArray[byte]): bool</a></li>
  <li><a class="reference" href="#initRaw%2Ctypedesc%5BEcPrivateKey%5D%2CopenArray%5Bbyte%5D"
    title="initRaw(t: typedesc[EcPrivateKey]; data: openArray[byte]): EcResult[EcPrivateKey]">initRaw(t: typedesc[EcPrivateKey]; data: openArray[byte]): EcResult[EcPrivateKey]</a></li>
  <li><a class="reference" href="#initRaw%2Ctypedesc%5BEcPublicKey%5D%2CopenArray%5Bbyte%5D"
    title="initRaw(t: typedesc[EcPublicKey]; data: openArray[byte]): EcResult[EcPublicKey]">initRaw(t: typedesc[EcPublicKey]; data: openArray[byte]): EcResult[EcPublicKey]</a></li>
  <li><a class="reference" href="#initRaw%2Ctypedesc%5BEcSignature%5D%2CopenArray%5Bbyte%5D"
    title="initRaw(t: typedesc[EcSignature]; data: openArray[byte]): EcResult[EcSignature]">initRaw(t: typedesc[EcSignature]; data: openArray[byte]): EcResult[EcSignature]</a></li>
  <li><a class="reference" href="#initRaw%2CT%2Cstring"
    title="initRaw[T: EcPKI](sospk: var T; data: string): bool">initRaw[T: EcPKI](sospk: var T; data: string): bool</a></li>
  <li><a class="reference" href="#initRaw%2Ctypedesc%5BT%5D%2Cstring"
    title="initRaw[T: EcPKI](t: typedesc[T]; data: string): T">initRaw[T: EcPKI](t: typedesc[T]; data: string): T</a></li>

  </ul>
  <ul class="simple nested-toc-section">random
      <li><a class="reference" href="#random%2Ctypedesc%5BEcKeyPair%5D%2CEcCurveKind%2CHmacDrbgContext"
    title="random(T: typedesc[EcKeyPair]; kind: EcCurveKind; rng: var HmacDrbgContext): EcResult[
    T]">random(T: typedesc[EcKeyPair]; kind: EcCurveKind; rng: var HmacDrbgContext): EcResult[
    T]</a></li>
  <li><a class="reference" href="#random%2Ctypedesc%5BEcPrivateKey%5D%2CEcCurveKind%2CHmacDrbgContext"
    title="random(T: typedesc[EcPrivateKey]; kind: EcCurveKind; rng: var HmacDrbgContext): EcResult[
    EcPrivateKey]">random(T: typedesc[EcPrivateKey]; kind: EcCurveKind; rng: var HmacDrbgContext): EcResult[
    EcPrivateKey]</a></li>

  </ul>
  <ul class="simple nested-toc-section">scalarMul
      <li><a class="reference" href="#scalarMul%2CEcPublicKey%2CEcPrivateKey"
    title="scalarMul(pub: EcPublicKey; sec: EcPrivateKey): EcPublicKey">scalarMul(pub: EcPublicKey; sec: EcPrivateKey): EcPublicKey</a></li>

  </ul>
  <ul class="simple nested-toc-section">sign
      <li><a class="reference" href="#sign%2CEcPrivateKey%2CopenArray%5BT%5D"
    title="sign[T: byte | char](seckey: EcPrivateKey; message: openArray[T]): EcResult[
    EcSignature]">sign[T: byte | char](seckey: EcPrivateKey; message: openArray[T]): EcResult[
    EcSignature]</a></li>

  </ul>
  <ul class="simple nested-toc-section">toBytes
      <li><a class="reference" href="#toBytes%2CEcPublicKey%2CopenArray%5Bbyte%5D"
    title="toBytes(pubkey: EcPublicKey; data: var openArray[byte]): EcResult[int]">toBytes(pubkey: EcPublicKey; data: var openArray[byte]): EcResult[int]</a></li>
  <li><a class="reference" href="#toBytes%2CEcPrivateKey%2CopenArray%5Bbyte%5D"
    title="toBytes(seckey: EcPrivateKey; data: var openArray[byte]): EcResult[int]">toBytes(seckey: EcPrivateKey; data: var openArray[byte]): EcResult[int]</a></li>
  <li><a class="reference" href="#toBytes%2CEcSignature%2CopenArray%5Bbyte%5D"
    title="toBytes(sig: EcSignature; data: var openArray[byte]): EcResult[int]">toBytes(sig: EcSignature; data: var openArray[byte]): EcResult[int]</a></li>

  </ul>
  <ul class="simple nested-toc-section">toRawBytes
      <li><a class="reference" href="#toRawBytes%2CEcPublicKey%2CopenArray%5Bbyte%5D"
    title="toRawBytes(pubkey: EcPublicKey; data: var openArray[byte]): EcResult[int]">toRawBytes(pubkey: EcPublicKey; data: var openArray[byte]): EcResult[int]</a></li>
  <li><a class="reference" href="#toRawBytes%2CEcPrivateKey%2CopenArray%5Bbyte%5D"
    title="toRawBytes(seckey: EcPrivateKey; data: var openArray[byte]): EcResult[int]">toRawBytes(seckey: EcPrivateKey; data: var openArray[byte]): EcResult[int]</a></li>
  <li><a class="reference" href="#toRawBytes%2CEcSignature%2CopenArray%5Bbyte%5D"
    title="toRawBytes(sig: EcSignature; data: var openArray[byte]): int">toRawBytes(sig: EcSignature; data: var openArray[byte]): int</a></li>

  </ul>
  <ul class="simple nested-toc-section">toSecret
      <li><a class="reference" href="#toSecret%2CEcPublicKey%2CEcPrivateKey%2CopenArray%5Bbyte%5D"
    title="toSecret(pubkey: EcPublicKey; seckey: EcPrivateKey; data: var openArray[byte]): int">toSecret(pubkey: EcPublicKey; seckey: EcPrivateKey; data: var openArray[byte]): int</a></li>

  </ul>
  <ul class="simple nested-toc-section">verify
      <li><a class="reference" href="#verify%2CEcSignature%2CopenArray%5BT%5D%2CEcPublicKey"
    title="verify[T: byte | char](sig: EcSignature; message: openArray[T];
                       pubkey: EcPublicKey): bool">verify[T: byte | char](sig: EcSignature; message: openArray[T];
                       pubkey: EcPublicKey): bool</a></li>

  </ul>

  </ul>
</li>
<li>
  <a class="reference reference-toplevel" href="#18" id="68">Templates</a>
  <ul class="simple simple-toc-section">
      <ul class="simple nested-toc-section">getPrivateKeyLength
      <li><a class="reference" href="#getPrivateKeyLength.t%2CEcCurveKind"
    title="getPrivateKeyLength(curve: EcCurveKind): int">getPrivateKeyLength(curve: EcCurveKind): int</a></li>

  </ul>
  <ul class="simple nested-toc-section">getPublicKeyLength
      <li><a class="reference" href="#getPublicKeyLength.t%2CEcCurveKind"
    title="getPublicKeyLength(curve: EcCurveKind): int">getPublicKeyLength(curve: EcCurveKind): int</a></li>

  </ul>

  </ul>
</li>
<li>
  <a class="reference reference-toplevel" href="#19" id="69">Exports</a>
  <ul class="simple simple-toc-section">
    
  </ul>
</li>

</ul>

  </div>
  &nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L1"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L1" class="link-seesrc" target="_blank" >Edit</a>

  <div class="nine columns" id="content">
  <div id="tocRoot"></div>
  
  <p class="module-desc"><p>This module implements constant-time ECDSA and ECDHE for NIST elliptic curves secp256r1, secp384r1 and secp521r1.</p>
<p>This module uses unmodified parts of code from BearSSL library &lt;<a class="reference external" href="https://bearssl.org/">https://bearssl.org/</a>&gt; Copyright(C) 2018 Thomas Pornin &lt;pornin@bolet.org&gt;.</p>
</p>
  <div class="section" id="6">
<h1><a class="toc-backref" href="#6">Imports</a></h1>
<dl class="item">
<a class="reference external" href="minasn1.html">minasn1</a>, <a class="reference external" href="../utility.html">../utility</a>
</dl></div>
<div class="section" id="7">
<h1><a class="toc-backref" href="#7">Types</a></h1>
<dl class="item">
<div id="EcCurveKind" class="tohide">
<dt><pre><a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a> <span class="Other">=</span> <span class="Keyword">enum</span>
  <span class="Identifier">Secp256r1</span> <span class="Other">=</span> <span class="DecNumber">23</span><span class="Other">,</span> <span class="Identifier">Secp384r1</span> <span class="Other">=</span> <span class="DecNumber">24</span><span class="Other">,</span> <span class="Identifier">Secp521r1</span> <span class="Other">=</span> <span class="DecNumber">25</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L60"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L60" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="ECDHEScheme" class="tohide">
<dt><pre><a href="ecnist.html#ECDHEScheme"><span class="Identifier">ECDHEScheme</span></a> <span class="Other">=</span> <a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L998"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L998" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcError" class="tohide">
<dt><pre><a href="ecnist.html#EcError"><span class="Identifier">EcError</span></a> <span class="Other">=</span> <span class="Keyword">enum</span>
  <span class="Identifier">EcRngError</span><span class="Other">,</span> <span class="Identifier">EcKeyGenError</span><span class="Other">,</span> <span class="Identifier">EcPublicKeyError</span><span class="Other">,</span> <span class="Identifier">EcKeyIncorrectError</span><span class="Other">,</span>
  <span class="Identifier">EcSignatureError</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L67"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L67" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcKeyPair" class="tohide">
<dt><pre><a href="ecnist.html#EcKeyPair"><span class="Identifier">EcKeyPair</span></a> <span class="Other">=</span> <span class="Keyword">object</span>
  <span class="Identifier">seckey</span><span class="Operator">*</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a>
  <span class="Identifier">pubkey</span><span class="Operator">*</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a>
</pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L53"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L53" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcPKI" class="tohide">
<dt><pre><a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a> <span class="Other">=</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a> <span class="Operator">|</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a> <span class="Operator">|</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L65"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L65" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcPrivateKey" class="tohide">
<dt><pre><a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a> <span class="Other">=</span> <span class="Keyword">ref</span> <span class="Keyword">object</span>
  <span class="Identifier">buffer</span><span class="Operator">*</span><span class="Other">:</span> <span class="Identifier">array</span><span class="Other">[</span><span class="Identifier">EC_KBUF_PRIV_MAX_SIZE</span><span class="Other">,</span> <span class="Identifier">byte</span><span class="Other">]</span>
  <span class="Identifier">key</span><span class="Operator">*</span><span class="Other">:</span> <span class="Identifier">ec</span><span class="Other">.</span><span class="Identifier">EcPrivateKey</span>
</pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L45"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L45" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcPublicKey" class="tohide">
<dt><pre><a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a> <span class="Other">=</span> <span class="Keyword">ref</span> <span class="Keyword">object</span>
  <span class="Identifier">buffer</span><span class="Operator">*</span><span class="Other">:</span> <span class="Identifier">array</span><span class="Other">[</span><span class="Identifier">EC_KBUF_PUB_MAX_SIZE</span><span class="Other">,</span> <span class="Identifier">byte</span><span class="Other">]</span>
  <span class="Identifier">key</span><span class="Operator">*</span><span class="Other">:</span> <span class="Identifier">ec</span><span class="Other">.</span><span class="Identifier">EcPublicKey</span>
</pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L49"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L49" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcResult" class="tohide">
<dt><pre><a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span> <span class="Other">=</span> <span class="Identifier">Result</span><span class="Other">[</span><span class="Identifier">T</span><span class="Other">,</span> <a href="ecnist.html#EcError"><span class="Identifier">EcError</span></a><span class="Other">]</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L74"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L74" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="EcSignature" class="tohide">
<dt><pre><a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a> <span class="Other">=</span> <span class="Keyword">ref</span> <span class="Keyword">object</span>
  <span class="Identifier">buffer</span><span class="Operator">*</span><span class="Other">:</span> <span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span>
</pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L57"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L57" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>

</dl></div>
<div class="section" id="10">
<h1><a class="toc-backref" href="#10">Consts</a></h1>
<dl class="item">
<div id="EcSupportedCurvesCint" class="tohide">
<dt><pre><a href="ecnist.html#EcSupportedCurvesCint"><span class="Identifier">EcSupportedCurvesCint</span></a> <span class="Other">=</span> <span class="Other">[</span><span class="DecNumber">23</span><span class="Other">,</span> <span class="DecNumber">24</span><span class="Other">,</span> <span class="DecNumber">25</span><span class="Other">]</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L77"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L77" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="PubKey256Length" class="tohide">
<dt><pre><a href="ecnist.html#PubKey256Length"><span class="Identifier">PubKey256Length</span></a> <span class="Other">=</span> <span class="DecNumber">65</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L31"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L31" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="PubKey384Length" class="tohide">
<dt><pre><a href="ecnist.html#PubKey384Length"><span class="Identifier">PubKey384Length</span></a> <span class="Other">=</span> <span class="DecNumber">97</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L32"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L32" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="PubKey521Length" class="tohide">
<dt><pre><a href="ecnist.html#PubKey521Length"><span class="Identifier">PubKey521Length</span></a> <span class="Other">=</span> <span class="DecNumber">133</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L33"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L33" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="SecKey256Length" class="tohide">
<dt><pre><a href="ecnist.html#SecKey256Length"><span class="Identifier">SecKey256Length</span></a> <span class="Other">=</span> <span class="DecNumber">32</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L34"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L34" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="SecKey384Length" class="tohide">
<dt><pre><a href="ecnist.html#SecKey384Length"><span class="Identifier">SecKey384Length</span></a> <span class="Other">=</span> <span class="DecNumber">48</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L35"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L35" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="SecKey521Length" class="tohide">
<dt><pre><a href="ecnist.html#SecKey521Length"><span class="Identifier">SecKey521Length</span></a> <span class="Other">=</span> <span class="DecNumber">66</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L36"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L36" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Secret256Length" class="tohide">
<dt><pre><a href="ecnist.html#Secret256Length"><span class="Identifier">Secret256Length</span></a> <span class="Other">=</span> <span class="DecNumber">32</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L40"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L40" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Secret384Length" class="tohide">
<dt><pre><a href="ecnist.html#Secret384Length"><span class="Identifier">Secret384Length</span></a> <span class="Other">=</span> <span class="DecNumber">48</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L41"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L41" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Secret521Length" class="tohide">
<dt><pre><a href="ecnist.html#Secret521Length"><span class="Identifier">Secret521Length</span></a> <span class="Other">=</span> <span class="DecNumber">66</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L42"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L42" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Sig256Length" class="tohide">
<dt><pre><a href="ecnist.html#Sig256Length"><span class="Identifier">Sig256Length</span></a> <span class="Other">=</span> <span class="DecNumber">64</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L37"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L37" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Sig384Length" class="tohide">
<dt><pre><a href="ecnist.html#Sig384Length"><span class="Identifier">Sig384Length</span></a> <span class="Other">=</span> <span class="DecNumber">96</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L38"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L38" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="Sig521Length" class="tohide">
<dt><pre><a href="ecnist.html#Sig521Length"><span class="Identifier">Sig521Length</span></a> <span class="Other">=</span> <span class="DecNumber">132</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L39"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L39" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>

</dl></div>
<div class="section" id="12">
<h1><a class="toc-backref" href="#12">Procs</a></h1>
<dl class="item">
<div id="$,EcPublicKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%24%2CEcPublicKey"><span class="Identifier">`$`</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">string</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Return string representation of EC public key.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L298"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L298" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="$,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%24%2CEcPrivateKey"><span class="Identifier">`$`</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">string</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Return string representation of EC private key.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L282"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L282" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="$,EcSignature" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%24%2CEcSignature"><span class="Identifier">`$`</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">string</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Return hexadecimal string representation of EC signature.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L314"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L314" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="==,EcSignature,EcSignature" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%3D%3D%2CEcSignature%2CEcSignature"><span class="Identifier">`==`</span></a><span class="Other">(</span><span class="Identifier">a</span><span class="Other">,</span> <span class="Identifier">b</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Return <tt class="docutils literal"><span class="pre">true</span></tt> if both signatures <tt class="docutils literal"><span class="pre">sig1</span></tt> and <tt class="docutils literal"><span class="pre">sig2</span></tt> are equal.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L576"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L576" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="==,EcPublicKey,EcPublicKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%3D%3D%2CEcPublicKey%2CEcPublicKey"><span class="Identifier">`==`</span></a><span class="Other">(</span><span class="Identifier">pubkey1</span><span class="Other">,</span> <span class="Identifier">pubkey2</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Returns <tt class="docutils literal"><span class="pre">true</span></tt> if both keys <tt class="docutils literal"><span class="pre">pubkey1</span></tt> and <tt class="docutils literal"><span class="pre">pubkey2</span></tt> are equal.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L536"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L536" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="==,EcPrivateKey,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#%3D%3D%2CEcPrivateKey%2CEcPrivateKey"><span class="Identifier">`==`</span></a><span class="Other">(</span><span class="Identifier">seckey1</span><span class="Other">,</span> <span class="Identifier">seckey2</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Returns <tt class="docutils literal"><span class="pre">true</span></tt> if both keys <tt class="docutils literal"><span class="pre">seckey1</span></tt> and <tt class="docutils literal"><span class="pre">seckey2</span></tt> are equal.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L556"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L556" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="clear,T" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#clear%2CT"><span class="Identifier">clear</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a> <span class="Operator">|</span> <a href="ecnist.html#EcKeyPair"><span class="Identifier">EcKeyPair</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">pki</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">T</span><span class="Other">)</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Wipe and clear EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L204"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L204" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="copy,T,T" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#copy%2CT%2CT"><span class="Identifier">copy</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">dst</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">T</span><span class="Other">;</span> <span class="Identifier">src</span><span class="Other">:</span> <span class="Identifier">T</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Copy EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> <tt class="docutils literal"><span class="pre">src</span></tt> to <tt class="docutils literal"><span class="pre">dst</span></tt>.</p>
<p>Returns <tt class="docutils literal"><span class="pre">true</span></tt> on success, <tt class="docutils literal"><span class="pre">false</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L164"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L164" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="copy,T" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#copy%2CT"><span class="Identifier">copy</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">src</span><span class="Other">:</span> <span class="Identifier">T</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">T</span> {.<span class="Identifier">inline</span><span class="Other">,</span> <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Returns copy of EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> object <tt class="docutils literal"><span class="pre">src</span></tt>.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L198"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L198" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="ephemeral,EcCurveKind,HmacDrbgContext" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#ephemeral%2CEcCurveKind%2CHmacDrbgContext"><span class="Identifier">ephemeral</span></a><span class="Other">(</span><span class="Identifier">scheme</span><span class="Other">:</span> <a href="ecnist.html#ECDHEScheme"><span class="Identifier">ECDHEScheme</span></a><span class="Other">;</span> <span class="Identifier">rng</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">HmacDrbgContext</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcKeyPair"><span class="Identifier">EcKeyPair</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Generate ephemeral keys used to perform ECDHE.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L1000"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L1000" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="ephemeral,string,HmacDrbgContext" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#ephemeral%2Cstring%2CHmacDrbgContext"><span class="Identifier">ephemeral</span></a><span class="Other">(</span><span class="Identifier">scheme</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">;</span> <span class="Identifier">rng</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">HmacDrbgContext</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><a href="ecnist.html#EcKeyPair"><span class="Identifier">EcKeyPair</span></a><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Generate ephemeral keys used to perform ECDHE using string encoding.</p>
<p>Currently supported encoding strings are P-256, P-384, P-521, if encoding string is not supported P-521 key will be generated.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L1013"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L1013" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getBytes,EcPublicKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getBytes%2CEcPublicKey"><span class="Identifier">getBytes</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> to ASN.1 DER binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L477"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L477" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getBytes,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getBytes%2CEcPrivateKey"><span class="Identifier">getBytes</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC private key <tt class="docutils literal"><span class="pre">seckey</span></tt> to ASN.1 DER binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L464"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L464" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getBytes,EcSignature" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getBytes%2CEcSignature"><span class="Identifier">getBytes</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> to ASN.1 DER binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L490"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L490" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getPublicKey,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getPublicKey%2CEcPrivateKey"><span class="Identifier">getPublicKey</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Calculate and return EC public key from private key <tt class="docutils literal"><span class="pre">seckey</span></tt>.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L251"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L251" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getRawBytes,EcPublicKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getRawBytes%2CEcPublicKey"><span class="Identifier">getRawBytes</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> to raw binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L513"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L513" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getRawBytes,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getRawBytes%2CEcPrivateKey"><span class="Identifier">getRawBytes</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC private key <tt class="docutils literal"><span class="pre">seckey</span></tt> to raw binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L500"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L500" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getRawBytes,EcSignature" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getRawBytes%2CEcSignature"><span class="Identifier">getRawBytes</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Serialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> to raw binary form and return it.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L526"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L526" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getSecret,EcPublicKey,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#getSecret%2CEcPublicKey%2CEcPrivateKey"><span class="Identifier">getSecret</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">seq</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Calculate ECDHE shared secret using Go's elliptic curve approach, using remote public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> and local private key <tt class="docutils literal"><span class="pre">seckey</span></tt> and return shared secret.</p>
<p>If error happens length of result array will be <tt class="docutils literal"><span class="pre">0</span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L929"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L929" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,EcPrivateKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2CEcPrivateKey%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">key</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">Result</span><span class="Other">[</span><span class="Identifier">void</span><span class="Other">,</span> <a href="minasn1.html#Asn1Error"><span class="Identifier">Asn1Error</span></a><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> <tt class="docutils literal"><span class="pre">key</span></tt> from ASN.1 DER binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">Result[void, Asn1Error]</span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L598"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L598" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,EcPublicKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2CEcPublicKey%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">Result</span><span class="Other">[</span><span class="Identifier">void</span><span class="Other">,</span>
    <a href="minasn1.html#Asn1Error"><span class="Identifier">Asn1Error</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> from ASN.1 DER binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">Result[void, Asn1Error]</span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L651"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L651" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,EcSignature,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2CEcSignature%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">Result</span><span class="Other">[</span><span class="Identifier">void</span><span class="Other">,</span> <a href="minasn1.html#Asn1Error"><span class="Identifier">Asn1Error</span></a><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">Result[void, Asn1Error]</span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L710"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L710" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,typedesc[EcPrivateKey],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2Ctypedesc%5BEcPrivateKey%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC private key from ASN.1 DER binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L729"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L729" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,typedesc[EcPublicKey],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2Ctypedesc%5BEcPublicKey%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC public key from ASN.1 DER binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L740"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L740" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,typedesc[EcSignature],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2Ctypedesc%5BEcSignature%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">init</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC signature from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L751"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L751" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,T,string" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2CT%2Cstring"><span class="Identifier">init</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">sospk</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">T</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">Result</span><span class="Other">[</span><span class="Identifier">void</span><span class="Other">,</span> <a href="minasn1.html#Asn1Error"><span class="Identifier">Asn1Error</span></a><span class="Other">]</span> {.
    <span class="Identifier">inline</span><span class="Other">,</span> <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> <tt class="docutils literal"><span class="pre">sospk</span></tt> from ASN.1 DER hexadecimal string representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">Asn1Status</span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L721"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L721" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="init,typedesc[T],string" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#init%2Ctypedesc%5BT%5D%2Cstring"><span class="Identifier">init</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> from hexadecimal string representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L762"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L762" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,EcPrivateKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2CEcPrivateKey%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">key</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">scalar</span></span></tt> <tt class="docutils literal"><span class="pre">key</span></tt> from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Length of <tt class="docutils literal"><span class="pre">data</span></tt> array must be <tt class="docutils literal"><span class="pre">SecKey256Length</span></tt>, <tt class="docutils literal"><span class="pre">SecKey384Length</span></tt> or <tt class="docutils literal"><span class="pre">SecKey521Length</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">true</span></tt> on success, <tt class="docutils literal"><span class="pre">false</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L767"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L767" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,EcPublicKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2CEcPublicKey%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Length of <tt class="docutils literal"><span class="pre">data</span></tt> array must be <tt class="docutils literal"><span class="pre">PubKey256Length</span></tt>, <tt class="docutils literal"><span class="pre">PubKey384Length</span></tt> or <tt class="docutils literal"><span class="pre">PubKey521Length</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">true</span></tt> on success, <tt class="docutils literal"><span class="pre">false</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L796"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L796" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,EcSignature,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2CEcSignature%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <span class="Keyword">var</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Length of <tt class="docutils literal"><span class="pre">data</span></tt> array must be <tt class="docutils literal"><span class="pre">Sig256Length</span></tt>, <tt class="docutils literal"><span class="pre">Sig384Length</span></tt> or <tt class="docutils literal"><span class="pre">Sig521Length</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">true</span></tt> on success, <tt class="docutils literal"><span class="pre">false</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L827"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L827" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,typedesc[EcPrivateKey],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2Ctypedesc%5BEcPrivateKey%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC private key from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L849"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L849" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,typedesc[EcPublicKey],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2Ctypedesc%5BEcPublicKey%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC public key from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L859"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L859" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,typedesc[EcSignature],openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2Ctypedesc%5BEcSignature%5D%2CopenArray%5Bbyte%5D"><span class="Identifier">initRaw</span></a><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC signature from raw binary representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L869"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L869" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,T,string" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2CT%2Cstring"><span class="Identifier">initRaw</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">sospk</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">T</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span class="Identifier">inline</span><span class="Other">,</span> <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> <tt class="docutils literal"><span class="pre">sospk</span></tt> from raw hexadecimal string representation <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns <tt class="docutils literal"><span class="pre">true</span></tt> on success, <tt class="docutils literal"><span class="pre">false</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L842"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L842" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="initRaw,typedesc[T],string" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#initRaw%2Ctypedesc%5BT%5D%2Cstring"><span class="Identifier">initRaw</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <a href="ecnist.html#EcPKI"><span class="Identifier">EcPKI</span></a><span class="Other">]</span><span class="Other">(</span><span class="Identifier">t</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Identifier">string</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">T</span> {.<span class="Identifier">inline</span><span class="Other">,</span> <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Initialize EC <tt class="docutils literal"><span class="pre"><span class="Identifier">private</span> <span class="Identifier">key</span></span></tt>, <tt class="docutils literal"><span class="pre"><span class="Identifier">public</span> <span class="Identifier">key</span></span></tt> or <tt class="docutils literal"><span class="pre"><span class="Identifier">signature</span></span></tt> from raw hexadecimal string representation <tt class="docutils literal"><span class="pre">data</span></tt> and return constructed object.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L879"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L879" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="random,typedesc[EcKeyPair],EcCurveKind,HmacDrbgContext" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#random%2Ctypedesc%5BEcKeyPair%5D%2CEcCurveKind%2CHmacDrbgContext"><span class="Identifier">random</span></a><span class="Other">(</span><span class="Identifier">T</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcKeyPair"><span class="Identifier">EcKeyPair</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">kind</span><span class="Other">:</span> <a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a><span class="Other">;</span> <span class="Identifier">rng</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">HmacDrbgContext</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <span class="Identifier">T</span><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Generate new random EC private and public keypair using BearSSL's HMAC-SHA256-DRBG algorithm.</p>
<p><tt class="docutils literal"><span class="pre">kind</span></tt> elliptic curve kind of your choice (secp256r1, secp384r1 or secp521r1).</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L268"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L268" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="random,typedesc[EcPrivateKey],EcCurveKind,HmacDrbgContext" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#random%2Ctypedesc%5BEcPrivateKey%5D%2CEcCurveKind%2CHmacDrbgContext"><span class="Identifier">random</span></a><span class="Other">(</span><span class="Identifier">T</span><span class="Other">:</span> <span class="Identifier">typedesc</span><span class="Other">[</span><a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span><span class="Other">;</span> <span class="Identifier">kind</span><span class="Other">:</span> <a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a><span class="Other">;</span>
            <span class="Identifier">rng</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">HmacDrbgContext</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Generate new random EC private key using BearSSL's HMAC-SHA256-DRBG algorithm.</p>
<p><tt class="docutils literal"><span class="pre">kind</span></tt> elliptic curve kind of your choice (secp256r1, secp384r1 or secp521r1).</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L234"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L234" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="scalarMul,EcPublicKey,EcPrivateKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#scalarMul%2CEcPublicKey%2CEcPrivateKey"><span class="Identifier">scalarMul</span></a><span class="Other">(</span><span class="Identifier">pub</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">sec</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Return scalar multiplication of <tt class="docutils literal"><span class="pre">pub</span></tt> and <tt class="docutils literal"><span class="pre">sec</span></tt>.</p>
<p>Returns point in curve as <tt class="docutils literal"><span class="pre">pub * sec</span></tt> or <tt class="docutils literal"><span class="pre">nil</span></tt> otherwise.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L884"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L884" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="sign,EcPrivateKey,openArray[T]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#sign%2CEcPrivateKey%2CopenArray%5BT%5D"><span class="Identifier">sign</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <span class="Identifier">byte</span> <span class="Operator">|</span> <span class="Identifier">char</span><span class="Other">]</span><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span> <span class="Identifier">message</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span>
    <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">]</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">gcsafe</span><span class="Other">,</span> <span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

Get ECDSA signature of data <tt class="docutils literal"><span class="pre">message</span></tt> using private key <tt class="docutils literal"><span class="pre">seckey</span></tt>.
&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L942"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L942" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toBytes,EcPublicKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toBytes%2CEcPublicKey%2CopenArray%5Bbyte%5D"><span class="Identifier">toBytes</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">int</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> to ASN.1 DER binary form and store it to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns number of bytes (octets) needed to store EC public key, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if public key is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L414"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L414" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toBytes,EcPrivateKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toBytes%2CEcPrivateKey%2CopenArray%5Bbyte%5D"><span class="Identifier">toBytes</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">int</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC private key <tt class="docutils literal"><span class="pre">seckey</span></tt> to ASN.1 DER binary form and store it to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns number of bytes (octets) needed to store EC private key, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if private key is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L364"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L364" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toBytes,EcSignature,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toBytes%2CEcSignature%2CopenArray%5Bbyte%5D"><span class="Identifier">toBytes</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">int</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> to ASN.1 DER binary form and store it to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Procedure returns number of bytes (octets) needed to store EC signature, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if signature is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L451"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L451" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toRawBytes,EcPublicKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toRawBytes%2CEcPublicKey%2CopenArray%5Bbyte%5D"><span class="Identifier">toRawBytes</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">int</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> to uncompressed form specified in section 4.3.6 of ANSI X9.62.</p>
<p>Returns number of bytes (octets) needed to store EC public key, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if public key is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L337"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L337" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toRawBytes,EcPrivateKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toRawBytes%2CEcPrivateKey%2CopenArray%5Bbyte%5D"><span class="Identifier">toRawBytes</span></a><span class="Other">(</span><span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <a href="ecnist.html#EcResult"><span class="Identifier">EcResult</span></a><span class="Other">[</span><span class="Identifier">int</span><span class="Other">]</span> {.
    <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC private key <tt class="docutils literal"><span class="pre">seckey</span></tt> to raw binary form and store it to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Returns number of bytes (octets) needed to store EC private key, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if private key is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L321"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L321" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toRawBytes,EcSignature,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toRawBytes%2CEcSignature%2CopenArray%5Bbyte%5D"><span class="Identifier">toRawBytes</span></a><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">;</span> <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">int</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span>
    <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Serialize EC signature <tt class="docutils literal"><span class="pre">sig</span></tt> to raw binary form and store it to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Returns number of bytes (octets) needed to store EC signature, or <tt class="docutils literal"><span class="pre"><span class="DecNumber">0</span></span></tt> if signature is not in supported curve.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L353"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L353" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="toSecret,EcPublicKey,EcPrivateKey,openArray[byte]" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#toSecret%2CEcPublicKey%2CEcPrivateKey%2CopenArray%5Bbyte%5D"><span class="Identifier">toSecret</span></a><span class="Other">(</span><span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">;</span> <span class="Identifier">seckey</span><span class="Other">:</span> <a href="ecnist.html#EcPrivateKey"><span class="Identifier">EcPrivateKey</span></a><span class="Other">;</span>
              <span class="Identifier">data</span><span class="Other">:</span> <span class="Keyword">var</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">byte</span><span class="Other">]</span><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">int</span> {.<span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span><span class="Other">,</span> <span class="Identifier">tags</span><span class="Other">:</span> <span class="Other">[</span><span class="Identifier">RootEffect</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Calculate ECDHE shared secret using Go's elliptic/curve approach, using remote public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> and local private key <tt class="docutils literal"><span class="pre">seckey</span></tt> and store shared secret to <tt class="docutils literal"><span class="pre">data</span></tt>.</p>
<p>Returns number of bytes (octets) needed to store shared secret, or <tt class="docutils literal"><span class="pre">0</span></tt> on error.</p>
<p><tt class="docutils literal"><span class="pre">data</span></tt> array length must be at least 32 bytes for <tt class="docutils literal"><span class="pre"><span class="Identifier">secp256r1</span></span></tt>, 48 bytes for <tt class="docutils literal"><span class="pre"><span class="Identifier">secp384r1</span></span></tt> and 66 bytes for <tt class="docutils literal"><span class="pre"><span class="Identifier">secp521r1</span></span></tt>.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L905"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L905" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="verify,EcSignature,openArray[T],EcPublicKey" class="tohide">
<dt><pre><span class="Keyword">proc</span> <a href="#verify%2CEcSignature%2CopenArray%5BT%5D%2CEcPublicKey"><span class="Identifier">verify</span></a><span class="Other">[</span><span class="Identifier">T</span><span class="Other">:</span> <span class="Identifier">byte</span> <span class="Operator">|</span> <span class="Identifier">char</span><span class="Other">]</span><span class="Other">(</span><span class="Identifier">sig</span><span class="Other">:</span> <a href="ecnist.html#EcSignature"><span class="Identifier">EcSignature</span></a><span class="Other">;</span> <span class="Identifier">message</span><span class="Other">:</span> <span class="Identifier">openArray</span><span class="Other">[</span><span class="Identifier">T</span><span class="Other">]</span><span class="Other">;</span>
                            <span class="Identifier">pubkey</span><span class="Other">:</span> <a href="ecnist.html#EcPublicKey"><span class="Identifier">EcPublicKey</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">bool</span> {.<span class="Identifier">inline</span><span class="Other">,</span> <span><span class="Other pragmadots">...</span></span><span class="pragmawrap"><span class="Identifier">raises</span><span class="Other">:</span> <span class="Other">[</span><span class="Other">]</span></span>.}</pre></dt>
<dd>

<p>Verify ECDSA signature <tt class="docutils literal"><span class="pre">sig</span></tt> using public key <tt class="docutils literal"><span class="pre">pubkey</span></tt> and data <tt class="docutils literal"><span class="pre">message</span></tt>.</p>
<p>Return <tt class="docutils literal"><span class="pre">true</span></tt> if message verification succeeded, <tt class="docutils literal"><span class="pre">false</span></tt> if verification failed.</p>

&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L972"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L972" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>

</dl></div>
<div class="section" id="18">
<h1><a class="toc-backref" href="#18">Templates</a></h1>
<dl class="item">
<div id="getPrivateKeyLength.t,EcCurveKind" class="tohide">
<dt><pre><span class="Keyword">template</span> <a href="#getPrivateKeyLength.t%2CEcCurveKind"><span class="Identifier">getPrivateKeyLength</span></a><span class="Other">(</span><span class="Identifier">curve</span><span class="Other">:</span> <a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">int</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L155"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L155" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>
<div id="getPublicKeyLength.t,EcCurveKind" class="tohide">
<dt><pre><span class="Keyword">template</span> <a href="#getPublicKeyLength.t%2CEcCurveKind"><span class="Identifier">getPublicKeyLength</span></a><span class="Other">(</span><span class="Identifier">curve</span><span class="Other">:</span> <a href="ecnist.html#EcCurveKind"><span class="Identifier">EcCurveKind</span></a><span class="Other">)</span><span class="Other">:</span> <span class="Identifier">int</span></pre></dt>
<dd>


&nbsp;&nbsp;<a
href="https://github.com/status-im/nim-libp2p/tree/dcutr-fix/libp2p/crypto/ecnist.nim#L146"
class="link-seesrc" target="_blank">Source</a>
&nbsp;&nbsp;<a href="https://github.com/status-im/nim-libp2p/edit/devel/libp2p/crypto/ecnist.nim#L146" class="link-seesrc" target="_blank" >Edit</a>

</dd>
</div>

</dl></div>
<div class="section" id="19">
<h1><a class="toc-backref" href="#19">Exports</a></h1>
<dl class="item">
<a href="minasn1.html#Asn1Error"><span class="Identifier">Asn1Error</span></a>
</dl></div>

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