qcrypto.h

Updated: April 19, 2023

QNX cryptography library API.

This shim library provides a consistent API to the various cryptographic primitives offered by third-party libraries.

qcrypto_cipher_aad()
Provide cipher additional authenticated data (AAD)
qcrypto_cipher_action_t
Cipher actions
qcrypto_cipher_args_t
Cipher algorithm arguments
qcrypto_cipher_blocksize()
Retrieve the cipher blocksize
qcrypto_cipher_decrypt()
Decrypt a cipher
qcrypto_cipher_encrypt()
Encrypt a cipher
qcrypto_cipher_final()
Finalize a cipher
qcrypto_cipher_get_tag()
Retrieve a cipher tag
qcrypto_cipher_init()
Initialize a cipher
qcrypto_cipher_ivsize()
Retrieve the cipher initialization vector (IV) size
qcrypto_cipher_keysize()
Retrieve the cipher key size
qcrypto_cipher_padding_t
Cipher padding modes
qcrypto_cipher_request()
Request a cipher
qcrypto_cipher_supported()
Query whether a cipher is supported
qcrypto_cipher_tagsize()
Retrieve the cipher tag size
qcrypto_ctx_t
An opaque handle to a cryptographic algorithm
qcrypto_digest()
Initialize, update, and finalize a digest
qcrypto_digest_copy()
Copy a digest state
qcrypto_digest_final()
Finalize a digest
qcrypto_digest_init()
Initialize a digest
qcrypto_digest_request()
Request a digest
qcrypto_digest_supported()
Query whether a digest is supported
qcrypto_digest_update()
Update the digest
qcrypto_digestsize()
Query the digest size
qcrypto_kdf_args_t
KDF arguments
qcrypto_kdf_generate()
Generate a symmetric key via KDF
qcrypto_kdf_request()
Request a KDF algorithm
qcrypto_kdf_supported()
Query whether a KDF is supported
qcrypto_key_t
An opaque handle to a cryptographic key
qcrypto_init()
Initialize a library
qcrypto_mac_final()
Finalize a MAC algorithm
qcrypto_mac_init()
Initialize a MAC algorithm
qcrypto_mac_keysize()
Retrieve the MAC key size
qcrypto_mac_request()
Request a MAC algorithm
qcrypto_mac_supported()
Query whether a MAC is supported
qcrypto_mac_tagsize()
MAC tag size
qcrypto_mac_update()
Update a MAC algorithm
qcrypto_memclear()
Set the cryptography safe memory to zero
qcrypto_memcmp()
Fixed-time memory comparison
qcrypto_padding_iso7816_pad()
Apply ISO 7816 padding
qcrypto_padding_iso7816_size()
Calculate ISO 7816 padding length
qcrypto_padding_iso7816_unpad()
Remove ISO 7816 padding
qcrypto_padding_pkcs7_pad()
Apply PKCS7 padding
qcrypto_padding_pkcs7_size()
Calculate PKCS7 padding length
qcrypto_padding_pkcs7_unpad()
Remove PKCS7 padding
qcrypto_plugin_name()
Retrieve the name of a plugin
qcrypto_print_info()
Print qcrypto library information
qcrypto_release_ctx()
Release an algorithm context handle
qcrypto_rng_args_t
RNG algorithm arguments
qcrypto_rng_bytes()
Retrieve RNG bytes
qcrypto_rng_init()
Initialize an RNG algorithm
qcrypto_rng_request()
Request an RNG algorithm
qcrypto_rng_seed()
Seed an RNG
qcrypto_rng_supported()
Query whether an RNG is supported
qcrypto_rsa_pad_mode_t
RSA signing padding modes
qcrypto_set_config_path()
Set the library configuration path
qcrypto_signature_args_t
Signature arguments
qcrypto_signature_init()
Initialize a signature
qcrypto_signature_mode_t
Signature operation types
qcrypto_signature_request()
Request a signature
qcrypto_signature_sign()
Sign a signature
qcrypto_signature_sign_nodgst()
Sign a signature digest
qcrypto_signature_sign_oneshot()
Sign a signature using a single operation
qcrypto_signature_sigsize()
Retrieve the signature size
qcrypto_signature_supported()
Query whether a signature is supported
qcrypto_signature_update()
Update a signature digest
qcrypto_signature_verify()
Verify a signature
qcrypto_signature_verify_nodgst()
Verify a signature digest
qcrypto_signature_verify_oneshot()
Verify a signature in a single operation
qcrypto_uninit()
Un-initialize a library

Parent topic: QNX cryptography library reference