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Bip32-ext-priv-key

Bip32-ext-priv-key-p

Recognizer for bip32-ext-priv-key structures.

Signature
(bip32-ext-priv-key-p x) → *

Definitions and Theorems

Function: bip32-ext-priv-key-p

(defun bip32-ext-priv-key-p (x)
  (declare (xargs :guard t))
  (let ((__function__ 'bip32-ext-priv-key-p))
    (declare (ignorable __function__))
    (and (true-listp x)
         (eql (len x) 2)
         (b* ((key (std::da-nth 0 x))
              (chain-code (std::da-nth 1 x)))
           (and (secp256k1-priv-key-p key)
                (bip32-chain-code-p chain-code))))))

Theorem: consp-when-bip32-ext-priv-key-p

(defthm consp-when-bip32-ext-priv-key-p
  (implies (bip32-ext-priv-key-p x)
           (consp x))
  :rule-classes :compound-recognizer)