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crypto: move QCryptoCipherAlgorithm/Mode enum definitions into QAPI 

The QCryptoCipherAlgorithm and QCryptoCipherMode enums are
defined in the crypto/cipher.h header. In the future some
QAPI types will want to reference the hash enums, so move
the enum definition into QAPI too.

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
master
Daniel P. Berrange 2015-11-19 17:09:01 +00:00
parent d84b79d358
commit d8c02bcc94
3 changed files with 36 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
crypto/cipher.c
View File

@ -21,21 +21,21 @@
#include "crypto/cipher.h"
static size_t alg_key_len[QCRYPTO_CIPHER_ALG_LAST] = {
static size_t alg_key_len[QCRYPTO_CIPHER_ALG__MAX] = {
[QCRYPTO_CIPHER_ALG_AES_128] = 16,
[QCRYPTO_CIPHER_ALG_AES_192] = 24,
[QCRYPTO_CIPHER_ALG_AES_256] = 32,
[QCRYPTO_CIPHER_ALG_DES_RFB] = 8,
};
static size_t alg_block_len[QCRYPTO_CIPHER_ALG_LAST] = {
static size_t alg_block_len[QCRYPTO_CIPHER_ALG__MAX] = {
[QCRYPTO_CIPHER_ALG_AES_128] = 16,
[QCRYPTO_CIPHER_ALG_AES_192] = 16,
[QCRYPTO_CIPHER_ALG_AES_256] = 16,
[QCRYPTO_CIPHER_ALG_DES_RFB] = 8,
};
static bool mode_need_iv[QCRYPTO_CIPHER_MODE_LAST] = {
static bool mode_need_iv[QCRYPTO_CIPHER_MODE__MAX] = {
[QCRYPTO_CIPHER_MODE_ECB] = false,
[QCRYPTO_CIPHER_MODE_CBC] = true,
};
@ -81,7 +81,7 @@ qcrypto_cipher_validate_key_length(QCryptoCipherAlgorithm alg,
size_t nkey,
Error **errp)
{
if ((unsigned)alg >= QCRYPTO_CIPHER_ALG_LAST) {
if ((unsigned)alg >= QCRYPTO_CIPHER_ALG__MAX) {
error_setg(errp, "Cipher algorithm %d out of range",
alg);
return false;

17
include/crypto/cipher.h
View File

@ -26,21 +26,8 @@
typedef struct QCryptoCipher QCryptoCipher;
typedef enum {
QCRYPTO_CIPHER_ALG_AES_128,
QCRYPTO_CIPHER_ALG_AES_192,
QCRYPTO_CIPHER_ALG_AES_256,
QCRYPTO_CIPHER_ALG_DES_RFB, /* A stupid variant on DES for VNC */
QCRYPTO_CIPHER_ALG_LAST
} QCryptoCipherAlgorithm;
typedef enum {
QCRYPTO_CIPHER_MODE_ECB,
QCRYPTO_CIPHER_MODE_CBC,
QCRYPTO_CIPHER_MODE_LAST
} QCryptoCipherMode;
/* See also "QCryptoCipherAlgorithm" and "QCryptoCipherMode"
* enums defined in qapi/crypto.json */
/**
* QCryptoCipher:

30
qapi/crypto.json
View File

@ -48,3 +48,33 @@
{ 'enum': 'QCryptoHashAlgorithm',
'prefix': 'QCRYPTO_HASH_ALG',
'data': ['md5', 'sha1', 'sha256']}
##
# QCryptoCipherAlgorithm:
#
# The supported algorithms for content encryption ciphers
#
# @aes-128: AES with 128 bit / 16 byte keys
# @aes-192: AES with 192 bit / 24 byte keys
# @aes-256: AES with 256 bit / 32 byte keys
# @des-rfb: RFB specific variant of single DES. Do not use except in VNC.
# Since: 2.6
##
{ 'enum': 'QCryptoCipherAlgorithm',
'prefix': 'QCRYPTO_CIPHER_ALG',
'data': ['aes-128', 'aes-192', 'aes-256', 'des-rfb']}
##
# QCryptoCipherMode:
#
# The supported modes for content encryption ciphers
#
# @ecb: Electronic Code Book
# @cbc: Cipher Block Chaining
# Since: 2.6
##
{ 'enum': 'QCryptoCipherMode',
'prefix': 'QCRYPTO_CIPHER_MODE',
'data': ['ecb', 'cbc']}