include/crypto/cipher.h

2  * QEMU Crypto cipher algorithms
48  * QCryptoCipher *cipher;
54  *    error_report(errp, "Feature <blah> requires AES cipher support");
58  * cipher = qcrypto_cipher_new(QCRYPTO_CIPHER_ALGO_AES_128,
62  * if (!cipher) {
66  * if (qcrypto_cipher_set_iv(cipher, iv, keylen, errp) < 0) {
70  * if (qcrypto_cipher_encrypt(cipher, rawdata, encdata, datalen, errp) < 0) {
74  * qcrypto_cipher_free(cipher);
88  * @alg: the cipher algorithm
89  * @mode: the cipher mode
91  * Determine if @alg cipher algorithm in @mode is supported by the
101  * @alg: the cipher algorithm
114  * @alg: the cipher algorithm
125  * @alg: the cipher algorithm
126  * @mode: the cipher mode
139  * @alg: the cipher algorithm
140  * @mode: the cipher usage mode
145  * Creates a new cipher object for encrypting/decrypting
154  * The returned cipher object must be released with
157  * Returns: a new cipher object, or NULL on error
166  * @cipher: the cipher object
168  * Release the memory associated with @cipher that
171 void qcrypto_cipher_free(QCryptoCipher *cipher);
177  * @cipher: the cipher object
179  * @out: buffer to fill with the cipher text output data
190 int qcrypto_cipher_encrypt(QCryptoCipher *cipher,
199  * @cipher: the cipher object
200  * @in: buffer holding the cipher text input data
205  * Decrypts the cipher text stored in @in, filling
212 int qcrypto_cipher_decrypt(QCryptoCipher *cipher,
220  * @cipher: the cipher object
225  * If the @cipher object is setup to use a mode that requires
228  * cipher key used when originally constructing the cipher
230  * or counter if the cipher mode does not require one.
234 int qcrypto_cipher_setiv(QCryptoCipher *cipher,