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Diffstat (limited to 'include/asm-cris/arch-v32/cryptocop.h')
-rw-r--r--include/asm-cris/arch-v32/cryptocop.h272
1 files changed, 0 insertions, 272 deletions
diff --git a/include/asm-cris/arch-v32/cryptocop.h b/include/asm-cris/arch-v32/cryptocop.h
deleted file mode 100644
index dfa1f66fb987..000000000000
--- a/include/asm-cris/arch-v32/cryptocop.h
+++ /dev/null
@@ -1,272 +0,0 @@
-/*
- * The device /dev/cryptocop is accessible using this driver using
- * CRYPTOCOP_MAJOR (254) and minor number 0.
- */
-
-#ifndef CRYPTOCOP_H
-#define CRYPTOCOP_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];
-};
-
-
-
-#ifdef __KERNEL__
-
-/********** The API to use from inside the kernel. ************/
-
-#include <asm/arch/hwregs/dma.h>
-
-typedef enum {
- cryptocop_alg_csum = 0,
- cryptocop_alg_mem2mem,
- cryptocop_alg_md5,
- cryptocop_alg_sha1,
- cryptocop_alg_des,
- cryptocop_alg_3des,
- cryptocop_alg_aes,
- cryptocop_no_alg,
-} cryptocop_algorithm;
-
-typedef u8 cryptocop_tfrm_id;
-
-
-struct cryptocop_operation;
-
-typedef void (cryptocop_callback)(struct cryptocop_operation*, void*);
-
-struct cryptocop_transform_init {
- cryptocop_algorithm alg;
- /* Keydata for ciphers. */
- unsigned char key[CRYPTOCOP_MAX_KEY_LENGTH];
- unsigned int keylen;
- cryptocop_cipher_mode cipher_mode;
- cryptocop_3des_mode tdes_mode;
- cryptocop_csum_type csum_mode; /* cryptocop_csum_none is not allowed when alg==cryptocop_alg_csum */
-
- cryptocop_tfrm_id tid; /* Locally unique in session; assigned by user, checked by driver. */
- struct cryptocop_transform_init *next;
-};
-
-
-typedef enum {
- cryptocop_source_dma = 0,
- cryptocop_source_des,
- cryptocop_source_3des,
- cryptocop_source_aes,
- cryptocop_source_md5,
- cryptocop_source_sha1,
- cryptocop_source_csum,
- cryptocop_source_none,
-} cryptocop_source;
-
-
-struct cryptocop_desc_cfg {
- cryptocop_tfrm_id tid;
- cryptocop_source src;
- unsigned int last:1; /* Last use of this transform in the operation. Will push outdata when encountered. */
- struct cryptocop_desc_cfg *next;
-};
-
-struct cryptocop_desc {
- size_t length;
- struct cryptocop_desc_cfg *cfg;
- struct cryptocop_desc *next;
-};
-
-
-/* Flags for cryptocop_tfrm_cfg */
-#define CRYPTOCOP_NO_FLAG (0x00)
-#define CRYPTOCOP_ENCRYPT (0x01)
-#define CRYPTOCOP_DECRYPT (0x02)
-#define CRYPTOCOP_EXPLICIT_IV (0x04)
-
-struct cryptocop_tfrm_cfg {
- cryptocop_tfrm_id tid;
-
- unsigned int flags; /* DECRYPT, ENCRYPT, EXPLICIT_IV */
-
- /* CBC initialisation vector for cihers. */
- u8 iv[CRYPTOCOP_MAX_IV_LENGTH];
-
- /* The position in output where to write the transform output. The order
- in which the driver writes the output is unspecified, hence if several
- transforms write on the same positions in the output the result is
- unspecified. */
- size_t inject_ix;
-
- struct cryptocop_tfrm_cfg *next;
-};
-
-
-
-struct cryptocop_dma_list_operation{
- /* The consumer can provide DMA lists to send to the co-processor. 'use_dmalists' in
- struct cryptocop_operation must be set for the driver to use them. outlist,
- out_data_buf, inlist and in_data_buf must all be physical addresses since they will
- be loaded to DMA . */
- dma_descr_data *outlist; /* Out from memory to the co-processor. */
- char *out_data_buf;
- dma_descr_data *inlist; /* In from the co-processor to memory. */
- char *in_data_buf;
-
- cryptocop_3des_mode tdes_mode;
- cryptocop_csum_type csum_mode;
-};
-
-
-struct cryptocop_tfrm_operation{
- /* Operation configuration, if not 'use_dmalists' is set. */
- struct cryptocop_tfrm_cfg *tfrm_cfg;
- struct cryptocop_desc *desc;
-
- struct iovec *indata;
- size_t incount;
- size_t inlen; /* Total inlength. */
-
- struct iovec *outdata;
- size_t outcount;
- size_t outlen; /* Total outlength. */
-};
-
-
-struct cryptocop_operation {
- cryptocop_callback *cb;
- void *cb_data;
-
- cryptocop_session_id sid;
-
- /* The status of the operation when returned to consumer. */
- int operation_status; /* 0, -EAGAIN */
-
- /* Flags */
- unsigned int use_dmalists:1; /* Use outlist and inlist instead of the desc/tfrm_cfg configuration. */
- unsigned int in_interrupt:1; /* Set if inserting job from interrupt context. */
- unsigned int fast_callback:1; /* Set if fast callback wanted, i.e. from interrupt context. */
-
- union{
- struct cryptocop_dma_list_operation list_op;
- struct cryptocop_tfrm_operation tfrm_op;
- };
-};
-
-
-int cryptocop_new_session(cryptocop_session_id *sid, struct cryptocop_transform_init *tinit, int alloc_flag);
-int cryptocop_free_session(cryptocop_session_id sid);
-
-int cryptocop_job_queue_insert_csum(struct cryptocop_operation *operation);
-
-int cryptocop_job_queue_insert_crypto(struct cryptocop_operation *operation);
-
-int cryptocop_job_queue_insert_user_job(struct cryptocop_operation *operation);
-
-#endif /* __KERNEL__ */
-
-#endif /* CRYPTOCOP_H */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.