proc randombytes*(size: int): string
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proc randombytes_stir*() {.sodium_import.}-
Reseeds the pseudorandom number generator - if supported.
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proc memcmp*(a, b: string): bool
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Constant-time test for equality
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proc is_zero*(data: string): bool
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Returns true if a byte string contains only zeros. Time constant for a given length.
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proc bin2hex*(data: string): string
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proc hex2bin*(data: string; ignore = ""): string
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proc crypto_secretbox_easy*(key: string; msg: string): string
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Encrypt + sign a variable len string with a preshared key A random nonce is generated from /dev/urandom and prepended to the output
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proc crypto_secretbox_open_easy*(key: string; bulk: string): string
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Decrypt + sign a variable len string with a preshared key A nonce is expected at the beginning of the input string
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proc crypto_auth*(message, key: string): string
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proc crypto_auth_verify*(mac, message, key: string): bool
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proc verify_message*(key: string; msg: string; signature: string)
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verify a message signed using ed25519 if the signature is not provided, it is assumed that it is found at the beginning of the message
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proc sign_message*(key, message: string): string
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sign a message using ed25519
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proc crypto_box_keypair*(): (CryptoBoxPublicKey, CryptoBoxSecretKey)
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proc crypto_box_easy*(message, nonce: string; public_key: CryptoBoxPublicKey;
secret_key: CryptoBoxSecretKey): string-
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proc crypto_box_open_easy*(ciphertext, nonce: string;
public_key: CryptoBoxPublicKey;
secret_key: CryptoBoxSecretKey): string-
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proc crypto_sign_keypair*(): (PublicKey, SecretKey)
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Generate a random public and secret key
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proc crypto_sign_seed_keypair*(seed: string): (PublicKey, SecretKey)
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Deterministically generate a public and secret key from a seed
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proc crypto_sign_detached*(secret_key: SecretKey; message: string): string
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proc crypto_sign_verify_detached*(public_key: PublicKey; message, signature: string)
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proc crypto_sign_ed25519_sk_to_seed*(secret_key: SecretKey): string
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Extract the seed from a secret key
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proc crypto_sign_ed25519_sk_to_pk*(secret_key: SecretKey): PublicKey
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Extract the public key from a secret key
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proc crypto_box_seal*(message: string; public_key: PublicKey): string
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Encrypt a message using the receiver public key
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proc crypto_box_seal_open*(ciphertext: string; public_key: PublicKey;
secret_key: SecretKey): string-
Decrypt a ciphertext using a public and secret key
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proc crypto_generichash*(data: string;
hashlen: int = crypto_generichash_BYTES().int;
key: string = nil): string-
Generate a hash of "data" of len "hashlen" using an optional key hashlen defaults to crypto_generichash_BYTES
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proc new_generic_hash*(key: string; out_len: int = crypto_generichash_BYTES().int): GenericHash
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Create a new multipart hash, returns a GenericHash. The GenericHash is to be updated with .update() Upon calling .finalize() on it it will return a hash value of length "out_len"
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proc update*(self: GenericHash; data: string)
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Update the multipart hash with more data
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proc finalize*(self: GenericHash): string
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Finish the multipart hash and return the hash value as a string
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proc crypto_shorthash*(data: string; key: ShortHashKey): string
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Hash optimized for short inputs
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proc generate_key_for_short_hash*(): ShortHashKey
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proc crypto_scalarmult_base*(secret_key: string): string
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proc crypto_scalarmult*(secret_key, public_key: string): string
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Compute a shared secret given a secret key and another user's public key. The Sodium library recommends not using the shared secred directly, rather a hash of the shared secred concatenated with the public keys from both users
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proc crypto_onetimeauth*(message, key: string): string
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One-time authentication using Poly1305 Warning: Use unpredictable, secret, unique keys
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proc crypto_onetimeauth_verify*(tok, message, key: string): bool
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Verify onetimeauth
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