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authorFelix Fietkau <nbd@nbd.name>2016-05-12 18:35:04 +0200
committerFelix Fietkau <nbd@nbd.name>2016-05-12 19:35:32 +0200
commit3d6d5ccf593a1e2c537756002f82e96760daf4ac (patch)
tree20382ca1839a4ea2b704e6fe72f8bce6ac357002 /package/libs/openssl/include
parentf816472f78e40dbfc33d59964140808cb29baed7 (diff)
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openssl: replace ocf-crypto-headers with a header file from cryptodev-linux
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/libs/openssl/include')
-rw-r--r--package/libs/openssl/include/crypto/cryptodev.h292
1 files changed, 292 insertions, 0 deletions
diff --git a/package/libs/openssl/include/crypto/cryptodev.h b/package/libs/openssl/include/crypto/cryptodev.h
new file mode 100644
index 0000000000..7fb9c7dcda
--- /dev/null
+++ b/package/libs/openssl/include/crypto/cryptodev.h
@@ -0,0 +1,292 @@
+/* This is a source compatible implementation with the original API of
+ * cryptodev by Angelos D. Keromytis, found at openbsd cryptodev.h.
+ * Placed under public domain */
+
+#ifndef L_CRYPTODEV_H
+#define L_CRYPTODEV_H
+
+#include <linux/types.h>
+#ifndef __KERNEL__
+#define __user
+#endif
+
+/* API extensions for linux */
+#define CRYPTO_HMAC_MAX_KEY_LEN 512
+#define CRYPTO_CIPHER_MAX_KEY_LEN 64
+
+/* All the supported algorithms
+ */
+enum cryptodev_crypto_op_t {
+ CRYPTO_DES_CBC = 1,
+ CRYPTO_3DES_CBC = 2,
+ CRYPTO_BLF_CBC = 3,
+ CRYPTO_CAST_CBC = 4,
+ CRYPTO_SKIPJACK_CBC = 5,
+ CRYPTO_MD5_HMAC = 6,
+ CRYPTO_SHA1_HMAC = 7,
+ CRYPTO_RIPEMD160_HMAC = 8,
+ CRYPTO_MD5_KPDK = 9,
+ CRYPTO_SHA1_KPDK = 10,
+ CRYPTO_RIJNDAEL128_CBC = 11,
+ CRYPTO_AES_CBC = CRYPTO_RIJNDAEL128_CBC,
+ CRYPTO_ARC4 = 12,
+ CRYPTO_MD5 = 13,
+ CRYPTO_SHA1 = 14,
+ CRYPTO_DEFLATE_COMP = 15,
+ CRYPTO_NULL = 16,
+ CRYPTO_LZS_COMP = 17,
+ CRYPTO_SHA2_256_HMAC = 18,
+ CRYPTO_SHA2_384_HMAC = 19,
+ CRYPTO_SHA2_512_HMAC = 20,
+ CRYPTO_AES_CTR = 21,
+ CRYPTO_AES_XTS = 22,
+ CRYPTO_AES_ECB = 23,
+ CRYPTO_AES_GCM = 50,
+
+ CRYPTO_CAMELLIA_CBC = 101,
+ CRYPTO_RIPEMD160,
+ CRYPTO_SHA2_224,
+ CRYPTO_SHA2_256,
+ CRYPTO_SHA2_384,
+ CRYPTO_SHA2_512,
+ CRYPTO_SHA2_224_HMAC,
+ CRYPTO_ALGORITHM_ALL, /* Keep updated - see below */
+};
+
+#define CRYPTO_ALGORITHM_MAX (CRYPTO_ALGORITHM_ALL - 1)
+
+/* Values for ciphers */
+#define DES_BLOCK_LEN 8
+#define DES3_BLOCK_LEN 8
+#define RIJNDAEL128_BLOCK_LEN 16
+#define AES_BLOCK_LEN RIJNDAEL128_BLOCK_LEN
+#define CAMELLIA_BLOCK_LEN 16
+#define BLOWFISH_BLOCK_LEN 8
+#define SKIPJACK_BLOCK_LEN 8
+#define CAST128_BLOCK_LEN 8
+
+/* the maximum of the above */
+#define EALG_MAX_BLOCK_LEN 16
+
+/* Values for hashes/MAC */
+#define AALG_MAX_RESULT_LEN 64
+
+/* maximum length of verbose alg names (depends on CRYPTO_MAX_ALG_NAME) */
+#define CRYPTODEV_MAX_ALG_NAME 64
+
+#define HASH_MAX_LEN 64
+
+/* input of CIOCGSESSION */
+struct session_op {
+ /* Specify either cipher or mac
+ */
+ __u32 cipher; /* cryptodev_crypto_op_t */
+ __u32 mac; /* cryptodev_crypto_op_t */
+
+ __u32 keylen;
+ __u8 __user *key;
+ __u32 mackeylen;
+ __u8 __user *mackey;
+
+ __u32 ses; /* session identifier */
+};
+
+struct session_info_op {
+ __u32 ses; /* session identifier */
+
+ /* verbose names for the requested ciphers */
+ struct alg_info {
+ char cra_name[CRYPTODEV_MAX_ALG_NAME];
+ char cra_driver_name[CRYPTODEV_MAX_ALG_NAME];
+ } cipher_info, hash_info;
+
+ __u16 alignmask; /* alignment constraints */
+ __u32 flags; /* SIOP_FLAGS_* */
+};
+
+/* If this flag is set then this algorithm uses
+ * a driver only available in kernel (software drivers,
+ * or drivers based on instruction sets do not set this flag).
+ *
+ * If multiple algorithms are involved (as in AEAD case), then
+ * if one of them is kernel-driver-only this flag will be set.
+ */
+#define SIOP_FLAG_KERNEL_DRIVER_ONLY 1
+
+#define COP_ENCRYPT 0
+#define COP_DECRYPT 1
+
+/* input of CIOCCRYPT */
+struct crypt_op {
+ __u32 ses; /* session identifier */
+ __u16 op; /* COP_ENCRYPT or COP_DECRYPT */
+ __u16 flags; /* see COP_FLAG_* */
+ __u32 len; /* length of source data */
+ __u8 __user *src; /* source data */
+ __u8 __user *dst; /* pointer to output data */
+ /* pointer to output data for hash/MAC operations */
+ __u8 __user *mac;
+ /* initialization vector for encryption operations */
+ __u8 __user *iv;
+};
+
+/* input of CIOCAUTHCRYPT */
+struct crypt_auth_op {
+ __u32 ses; /* session identifier */
+ __u16 op; /* COP_ENCRYPT or COP_DECRYPT */
+ __u16 flags; /* see COP_FLAG_AEAD_* */
+ __u32 len; /* length of source data */
+ __u32 auth_len; /* length of auth data */
+ __u8 __user *auth_src; /* authenticated-only data */
+
+ /* The current implementation is more efficient if data are
+ * encrypted in-place (src==dst). */
+ __u8 __user *src; /* data to be encrypted and authenticated */
+ __u8 __user *dst; /* pointer to output data. Must have
+ * space for tag. For TLS this should be at least
+ * len + tag_size + block_size for padding */
+
+ __u8 __user *tag; /* where the tag will be copied to. TLS mode
+ * doesn't use that as tag is copied to dst.
+ * SRTP mode copies tag there. */
+ __u32 tag_len; /* the length of the tag. Use zero for digest size or max tag. */
+
+ /* initialization vector for encryption operations */
+ __u8 __user *iv;
+ __u32 iv_len;
+};
+
+/* In plain AEAD mode the following are required:
+ * flags : 0
+ * iv : the initialization vector (12 bytes)
+ * auth_len: the length of the data to be authenticated
+ * auth_src: the data to be authenticated
+ * len : length of data to be encrypted
+ * src : the data to be encrypted
+ * dst : space to hold encrypted data. It must have
+ * at least a size of len + tag_size.
+ * tag_size: the size of the desired authentication tag or zero to use
+ * the maximum tag output.
+ *
+ * Note tag isn't being used because the Linux AEAD interface
+ * copies the tag just after data.
+ */
+
+/* In TLS mode (used for CBC ciphers that required padding)
+ * the following are required:
+ * flags : COP_FLAG_AEAD_TLS_TYPE
+ * iv : the initialization vector
+ * auth_len: the length of the data to be authenticated only
+ * len : length of data to be encrypted
+ * auth_src: the data to be authenticated
+ * src : the data to be encrypted
+ * dst : space to hold encrypted data (preferably in-place). It must have
+ * at least a size of len + tag_size + blocksize.
+ * tag_size: the size of the desired authentication tag or zero to use
+ * the default mac output.
+ *
+ * Note that the padding used is the minimum padding.
+ */
+
+/* In SRTP mode the following are required:
+ * flags : COP_FLAG_AEAD_SRTP_TYPE
+ * iv : the initialization vector
+ * auth_len: the length of the data to be authenticated. This must
+ * include the SRTP header + SRTP payload (data to be encrypted) + rest
+ *
+ * len : length of data to be encrypted
+ * auth_src: pointer the data to be authenticated. Should point at the same buffer as src.
+ * src : pointer to the data to be encrypted.
+ * dst : This is mandatory to be the same as src (in-place only).
+ * tag_size: the size of the desired authentication tag or zero to use
+ * the default mac output.
+ * tag : Pointer to an address where the authentication tag will be copied.
+ */
+
+
+/* struct crypt_op flags */
+
+#define COP_FLAG_NONE (0 << 0) /* totally no flag */
+#define COP_FLAG_UPDATE (1 << 0) /* multi-update hash mode */
+#define COP_FLAG_FINAL (1 << 1) /* multi-update final hash mode */
+#define COP_FLAG_WRITE_IV (1 << 2) /* update the IV during operation */
+#define COP_FLAG_NO_ZC (1 << 3) /* do not zero-copy */
+#define COP_FLAG_AEAD_TLS_TYPE (1 << 4) /* authenticate and encrypt using the
+ * TLS protocol rules */
+#define COP_FLAG_AEAD_SRTP_TYPE (1 << 5) /* authenticate and encrypt using the
+ * SRTP protocol rules */
+#define COP_FLAG_RESET (1 << 6) /* multi-update reset the state.
+ * should be used in combination
+ * with COP_FLAG_UPDATE */
+
+
+/* Stuff for bignum arithmetic and public key
+ * cryptography - not supported yet by linux
+ * cryptodev.
+ */
+
+#define CRYPTO_ALG_FLAG_SUPPORTED 1
+#define CRYPTO_ALG_FLAG_RNG_ENABLE 2
+#define CRYPTO_ALG_FLAG_DSA_SHA 4
+
+struct crparam {
+ __u8 *crp_p;
+ __u32 crp_nbits;
+};
+
+#define CRK_MAXPARAM 8
+
+/* input of CIOCKEY */
+struct crypt_kop {
+ __u32 crk_op; /* cryptodev_crk_op_t */
+ __u32 crk_status;
+ __u16 crk_iparams;
+ __u16 crk_oparams;
+ __u32 crk_pad1;
+ struct crparam crk_param[CRK_MAXPARAM];
+};
+
+enum cryptodev_crk_op_t {
+ CRK_MOD_EXP = 0,
+ CRK_MOD_EXP_CRT = 1,
+ CRK_DSA_SIGN = 2,
+ CRK_DSA_VERIFY = 3,
+ CRK_DH_COMPUTE_KEY = 4,
+ CRK_ALGORITHM_ALL
+};
+
+#define CRK_ALGORITHM_MAX (CRK_ALGORITHM_ALL-1)
+
+/* features to be queried with CIOCASYMFEAT ioctl
+ */
+#define CRF_MOD_EXP (1 << CRK_MOD_EXP)
+#define CRF_MOD_EXP_CRT (1 << CRK_MOD_EXP_CRT)
+#define CRF_DSA_SIGN (1 << CRK_DSA_SIGN)
+#define CRF_DSA_VERIFY (1 << CRK_DSA_VERIFY)
+#define CRF_DH_COMPUTE_KEY (1 << CRK_DH_COMPUTE_KEY)
+
+
+/* ioctl's. Compatible with old linux cryptodev.h
+ */
+#define CRIOGET _IOWR('c', 101, __u32)
+#define CIOCGSESSION _IOWR('c', 102, struct session_op)
+#define CIOCFSESSION _IOW('c', 103, __u32)
+#define CIOCCRYPT _IOWR('c', 104, struct crypt_op)
+#define CIOCKEY _IOWR('c', 105, struct crypt_kop)
+#define CIOCASYMFEAT _IOR('c', 106, __u32)
+#define CIOCGSESSINFO _IOWR('c', 107, struct session_info_op)
+
+/* to indicate that CRIOGET is not required in linux
+ */
+#define CRIOGET_NOT_NEEDED 1
+
+/* additional ioctls for AEAD */
+#define CIOCAUTHCRYPT _IOWR('c', 109, struct crypt_auth_op)
+
+/* additional ioctls for asynchronous operation.
+ * These are conditionally enabled since version 1.6.
+ */
+#define CIOCASYNCCRYPT _IOW('c', 110, struct crypt_op)
+#define CIOCASYNCFETCH _IOR('c', 111, struct crypt_op)
+
+#endif /* L_CRYPTODEV_H */