1 files changed, 122 insertions, 0 deletions
diff --git a/arch/cris/include/uapi/arch-v32/arch/cryptocop.h b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h
new file mode 100644
index 00000000000..694fd13ce1c
--- /dev/null
+++ b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h
@@ -0,0 +1,122 @@
+/*
+ * The device /dev/cryptocop is accessible using this driver using
+ * CRYPTOCOP_MAJOR (254) and minor number 0.
+ */
+
+#ifndef _UAPICRYPTOCOP_H
+#define _UAPICRYPTOCOP_H
+
+#include <linux/uio.h>
+
+
+#define CRYPTOCOP_SESSION_ID_NONE (0)
+
+typedef unsigned long long int cryptocop_session_id;
+
+/* cryptocop ioctls */
+#define ETRAXCRYPTOCOP_IOCTYPE         (250)
+
+#define CRYPTOCOP_IO_CREATE_SESSION    _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 1, struct strcop_session_op)
+#define CRYPTOCOP_IO_CLOSE_SESSION     _IOW(ETRAXCRYPTOCOP_IOCTYPE, 2, struct strcop_session_op)
+#define CRYPTOCOP_IO_PROCESS_OP        _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 3, struct strcop_crypto_op)
+#define CRYPTOCOP_IO_MAXNR             (3)
+
+typedef enum {
+	cryptocop_cipher_des = 0,
+	cryptocop_cipher_3des = 1,
+	cryptocop_cipher_aes = 2,
+	cryptocop_cipher_m2m = 3, /* mem2mem is essentially a NULL cipher with blocklength=1 */
+	cryptocop_cipher_none
+} cryptocop_cipher_type;
+
+typedef enum {
+	cryptocop_digest_sha1 = 0,
+	cryptocop_digest_md5 = 1,
+	cryptocop_digest_none
+} cryptocop_digest_type;
+
+typedef enum {
+	cryptocop_csum_le = 0,
+	cryptocop_csum_be = 1,
+	cryptocop_csum_none
+} cryptocop_csum_type;
+
+typedef enum {
+	cryptocop_cipher_mode_ecb = 0,
+	cryptocop_cipher_mode_cbc,
+	cryptocop_cipher_mode_none
+} cryptocop_cipher_mode;
+
+typedef enum {
+	cryptocop_3des_eee = 0,
+	cryptocop_3des_eed = 1,
+	cryptocop_3des_ede = 2,
+	cryptocop_3des_edd = 3,
+	cryptocop_3des_dee = 4,
+	cryptocop_3des_ded = 5,
+	cryptocop_3des_dde = 6,
+	cryptocop_3des_ddd = 7
+} cryptocop_3des_mode;
+
+/* Usermode accessible (ioctl) operations. */
+struct strcop_session_op{
+	cryptocop_session_id    ses_id;
+
+	cryptocop_cipher_type   cipher; /* AES, DES, 3DES, m2m, none */
+
+	cryptocop_cipher_mode   cmode; /* ECB, CBC, none */
+	cryptocop_3des_mode     des3_mode;
+
+	cryptocop_digest_type   digest; /* MD5, SHA1, none */
+
+	cryptocop_csum_type     csum;   /* BE, LE, none */
+
+	unsigned char           *key;
+	size_t                  keylen;
+};
+
+#define CRYPTOCOP_CSUM_LENGTH         (2)
+#define CRYPTOCOP_MAX_DIGEST_LENGTH   (20)  /* SHA-1 20, MD5 16 */
+#define CRYPTOCOP_MAX_IV_LENGTH       (16)  /* (3)DES==8, AES == 16 */
+#define CRYPTOCOP_MAX_KEY_LENGTH      (32)
+
+struct strcop_crypto_op{
+	cryptocop_session_id ses_id;
+
+	/* Indata. */
+	unsigned char            *indata;
+	size_t                   inlen; /* Total indata length. */
+
+	/* Cipher configuration. */
+	unsigned char            do_cipher:1;
+	unsigned char            decrypt:1; /* 1 == decrypt, 0 == encrypt */
+	unsigned char            cipher_explicit:1;
+	size_t                   cipher_start;
+	size_t                   cipher_len;
+	/* cipher_iv is used if do_cipher and cipher_explicit and the cipher
+	   mode is CBC.  The length is controlled by the type of cipher,
+	   e.g. DES/3DES 8 octets and AES 16 octets. */
+	unsigned char            cipher_iv[CRYPTOCOP_MAX_IV_LENGTH];
+	/* Outdata. */
+	unsigned char            *cipher_outdata;
+	size_t                   cipher_outlen;
+
+	/* digest configuration. */
+	unsigned char            do_digest:1;
+	size_t                   digest_start;
+	size_t                   digest_len;
+	/* Outdata.  The actual length is determined by the type of the digest. */
+	unsigned char            digest[CRYPTOCOP_MAX_DIGEST_LENGTH];
+
+	/* Checksum configuration. */
+	unsigned char            do_csum:1;
+	size_t                   csum_start;
+	size_t                   csum_len;
+	/* Outdata. */
+	unsigned char            csum[CRYPTOCOP_CSUM_LENGTH];
+};
+
+
+
+
+#endif /* _UAPICRYPTOCOP_H */