include/crypto/cipher.h

11  * This library is distributed in the hope that it will be useful,
30  * enums defined in qapi/crypto.json */
39  * built-in, libgcrypt or nettle.
42  * encryption and decryption, and can operate in a number
46  *   <title>Encrypting data with AES-128 in CBC mode</title>
91  * Determine if @alg cipher algorithm in @mode is supported by the
103  * Get the required data block size in bytes. When
107  * Returns: the block size in bytes
116  * Get the required key size in bytes.
118  * Returns: the key size in bytes
129  * in bytes, if one is required.
131  * Returns: the IV size in bytes, or 0 if no IV is permitted
146  * data with the algorithm @alg in the usage mode @mode.
150  * specifies the length of @key in bytes. Each algorithm has
178  * @in: buffer holding the plain text input data
180  * @len: the length of @in and @out buffers
183  * Encrypts the plain text stored in @in, filling
185  * @in and @out buffers must have the same size,
191                            const void *in,
200  * @in: buffer holding the cipher text input data
202  * @len: the length of @in and @out buffers
205  * Decrypts the cipher text stored in @in, filling
207  * @in and @out buffers must have the same size,
213                            const void *in,