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-rw-r--r--drivers/crypto/ccp/ccp_crypto.c2951
1 files changed, 2951 insertions, 0 deletions
diff --git a/drivers/crypto/ccp/ccp_crypto.c b/drivers/crypto/ccp/ccp_crypto.c
new file mode 100644
index 00000000..19ae9153
--- /dev/null
+++ b/drivers/crypto/ccp/ccp_crypto.c
@@ -0,0 +1,2951 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Advanced Micro Devices, Inc. All rights reserved.
+ */
+
+#include <dirent.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <sys/queue.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <openssl/sha.h>
+#include <openssl/cmac.h> /*sub key apis*/
+#include <openssl/evp.h> /*sub key apis*/
+
+#include <rte_hexdump.h>
+#include <rte_memzone.h>
+#include <rte_malloc.h>
+#include <rte_memory.h>
+#include <rte_spinlock.h>
+#include <rte_string_fns.h>
+#include <rte_cryptodev_pmd.h>
+
+#include "ccp_dev.h"
+#include "ccp_crypto.h"
+#include "ccp_pci.h"
+#include "ccp_pmd_private.h"
+
+#include <openssl/conf.h>
+#include <openssl/err.h>
+#include <openssl/hmac.h>
+
+/* SHA initial context values */
+static uint32_t ccp_sha1_init[SHA_COMMON_DIGEST_SIZE / sizeof(uint32_t)] = {
+ SHA1_H4, SHA1_H3,
+ SHA1_H2, SHA1_H1,
+ SHA1_H0, 0x0U,
+ 0x0U, 0x0U,
+};
+
+uint32_t ccp_sha224_init[SHA256_DIGEST_SIZE / sizeof(uint32_t)] = {
+ SHA224_H7, SHA224_H6,
+ SHA224_H5, SHA224_H4,
+ SHA224_H3, SHA224_H2,
+ SHA224_H1, SHA224_H0,
+};
+
+uint32_t ccp_sha256_init[SHA256_DIGEST_SIZE / sizeof(uint32_t)] = {
+ SHA256_H7, SHA256_H6,
+ SHA256_H5, SHA256_H4,
+ SHA256_H3, SHA256_H2,
+ SHA256_H1, SHA256_H0,
+};
+
+uint64_t ccp_sha384_init[SHA512_DIGEST_SIZE / sizeof(uint64_t)] = {
+ SHA384_H7, SHA384_H6,
+ SHA384_H5, SHA384_H4,
+ SHA384_H3, SHA384_H2,
+ SHA384_H1, SHA384_H0,
+};
+
+uint64_t ccp_sha512_init[SHA512_DIGEST_SIZE / sizeof(uint64_t)] = {
+ SHA512_H7, SHA512_H6,
+ SHA512_H5, SHA512_H4,
+ SHA512_H3, SHA512_H2,
+ SHA512_H1, SHA512_H0,
+};
+
+#if defined(_MSC_VER)
+#define SHA3_CONST(x) x
+#else
+#define SHA3_CONST(x) x##L
+#endif
+
+/** 'Words' here refers to uint64_t */
+#define SHA3_KECCAK_SPONGE_WORDS \
+ (((1600) / 8) / sizeof(uint64_t))
+typedef struct sha3_context_ {
+ uint64_t saved;
+ /**
+ * The portion of the input message that we
+ * didn't consume yet
+ */
+ union {
+ uint64_t s[SHA3_KECCAK_SPONGE_WORDS];
+ /* Keccak's state */
+ uint8_t sb[SHA3_KECCAK_SPONGE_WORDS * 8];
+ /**total 200 ctx size**/
+ };
+ unsigned int byteIndex;
+ /**
+ * 0..7--the next byte after the set one
+ * (starts from 0; 0--none are buffered)
+ */
+ unsigned int wordIndex;
+ /**
+ * 0..24--the next word to integrate input
+ * (starts from 0)
+ */
+ unsigned int capacityWords;
+ /**
+ * the double size of the hash output in
+ * words (e.g. 16 for Keccak 512)
+ */
+} sha3_context;
+
+#ifndef SHA3_ROTL64
+#define SHA3_ROTL64(x, y) \
+ (((x) << (y)) | ((x) >> ((sizeof(uint64_t)*8) - (y))))
+#endif
+
+static const uint64_t keccakf_rndc[24] = {
+ SHA3_CONST(0x0000000000000001UL), SHA3_CONST(0x0000000000008082UL),
+ SHA3_CONST(0x800000000000808aUL), SHA3_CONST(0x8000000080008000UL),
+ SHA3_CONST(0x000000000000808bUL), SHA3_CONST(0x0000000080000001UL),
+ SHA3_CONST(0x8000000080008081UL), SHA3_CONST(0x8000000000008009UL),
+ SHA3_CONST(0x000000000000008aUL), SHA3_CONST(0x0000000000000088UL),
+ SHA3_CONST(0x0000000080008009UL), SHA3_CONST(0x000000008000000aUL),
+ SHA3_CONST(0x000000008000808bUL), SHA3_CONST(0x800000000000008bUL),
+ SHA3_CONST(0x8000000000008089UL), SHA3_CONST(0x8000000000008003UL),
+ SHA3_CONST(0x8000000000008002UL), SHA3_CONST(0x8000000000000080UL),
+ SHA3_CONST(0x000000000000800aUL), SHA3_CONST(0x800000008000000aUL),
+ SHA3_CONST(0x8000000080008081UL), SHA3_CONST(0x8000000000008080UL),
+ SHA3_CONST(0x0000000080000001UL), SHA3_CONST(0x8000000080008008UL)
+};
+
+static const unsigned int keccakf_rotc[24] = {
+ 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 2, 14, 27, 41, 56, 8, 25, 43, 62,
+ 18, 39, 61, 20, 44
+};
+
+static const unsigned int keccakf_piln[24] = {
+ 10, 7, 11, 17, 18, 3, 5, 16, 8, 21, 24, 4, 15, 23, 19, 13, 12, 2, 20,
+ 14, 22, 9, 6, 1
+};
+
+static enum ccp_cmd_order
+ccp_get_cmd_id(const struct rte_crypto_sym_xform *xform)
+{
+ enum ccp_cmd_order res = CCP_CMD_NOT_SUPPORTED;
+
+ if (xform == NULL)
+ return res;
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+ if (xform->next == NULL)
+ return CCP_CMD_AUTH;
+ else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER)
+ return CCP_CMD_HASH_CIPHER;
+ }
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+ if (xform->next == NULL)
+ return CCP_CMD_CIPHER;
+ else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
+ return CCP_CMD_CIPHER_HASH;
+ }
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
+ return CCP_CMD_COMBINED;
+ return res;
+}
+
+/* partial hash using openssl */
+static int partial_hash_sha1(uint8_t *data_in, uint8_t *data_out)
+{
+ SHA_CTX ctx;
+
+ if (!SHA1_Init(&ctx))
+ return -EFAULT;
+ SHA1_Transform(&ctx, data_in);
+ rte_memcpy(data_out, &ctx, SHA_DIGEST_LENGTH);
+ return 0;
+}
+
+static int partial_hash_sha224(uint8_t *data_in, uint8_t *data_out)
+{
+ SHA256_CTX ctx;
+
+ if (!SHA224_Init(&ctx))
+ return -EFAULT;
+ SHA256_Transform(&ctx, data_in);
+ rte_memcpy(data_out, &ctx,
+ SHA256_DIGEST_LENGTH);
+ return 0;
+}
+
+static int partial_hash_sha256(uint8_t *data_in, uint8_t *data_out)
+{
+ SHA256_CTX ctx;
+
+ if (!SHA256_Init(&ctx))
+ return -EFAULT;
+ SHA256_Transform(&ctx, data_in);
+ rte_memcpy(data_out, &ctx,
+ SHA256_DIGEST_LENGTH);
+ return 0;
+}
+
+static int partial_hash_sha384(uint8_t *data_in, uint8_t *data_out)
+{
+ SHA512_CTX ctx;
+
+ if (!SHA384_Init(&ctx))
+ return -EFAULT;
+ SHA512_Transform(&ctx, data_in);
+ rte_memcpy(data_out, &ctx,
+ SHA512_DIGEST_LENGTH);
+ return 0;
+}
+
+static int partial_hash_sha512(uint8_t *data_in, uint8_t *data_out)
+{
+ SHA512_CTX ctx;
+
+ if (!SHA512_Init(&ctx))
+ return -EFAULT;
+ SHA512_Transform(&ctx, data_in);
+ rte_memcpy(data_out, &ctx,
+ SHA512_DIGEST_LENGTH);
+ return 0;
+}
+
+static void
+keccakf(uint64_t s[25])
+{
+ int i, j, round;
+ uint64_t t, bc[5];
+#define KECCAK_ROUNDS 24
+
+ for (round = 0; round < KECCAK_ROUNDS; round++) {
+
+ /* Theta */
+ for (i = 0; i < 5; i++)
+ bc[i] = s[i] ^ s[i + 5] ^ s[i + 10] ^ s[i + 15] ^
+ s[i + 20];
+
+ for (i = 0; i < 5; i++) {
+ t = bc[(i + 4) % 5] ^ SHA3_ROTL64(bc[(i + 1) % 5], 1);
+ for (j = 0; j < 25; j += 5)
+ s[j + i] ^= t;
+ }
+
+ /* Rho Pi */
+ t = s[1];
+ for (i = 0; i < 24; i++) {
+ j = keccakf_piln[i];
+ bc[0] = s[j];
+ s[j] = SHA3_ROTL64(t, keccakf_rotc[i]);
+ t = bc[0];
+ }
+
+ /* Chi */
+ for (j = 0; j < 25; j += 5) {
+ for (i = 0; i < 5; i++)
+ bc[i] = s[j + i];
+ for (i = 0; i < 5; i++)
+ s[j + i] ^= (~bc[(i + 1) % 5]) &
+ bc[(i + 2) % 5];
+ }
+
+ /* Iota */
+ s[0] ^= keccakf_rndc[round];
+ }
+}
+
+static void
+sha3_Init224(void *priv)
+{
+ sha3_context *ctx = (sha3_context *) priv;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->capacityWords = 2 * 224 / (8 * sizeof(uint64_t));
+}
+
+static void
+sha3_Init256(void *priv)
+{
+ sha3_context *ctx = (sha3_context *) priv;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->capacityWords = 2 * 256 / (8 * sizeof(uint64_t));
+}
+
+static void
+sha3_Init384(void *priv)
+{
+ sha3_context *ctx = (sha3_context *) priv;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->capacityWords = 2 * 384 / (8 * sizeof(uint64_t));
+}
+
+static void
+sha3_Init512(void *priv)
+{
+ sha3_context *ctx = (sha3_context *) priv;
+
+ memset(ctx, 0, sizeof(*ctx));
+ ctx->capacityWords = 2 * 512 / (8 * sizeof(uint64_t));
+}
+
+
+/* This is simply the 'update' with the padding block.
+ * The padding block is 0x01 || 0x00* || 0x80. First 0x01 and last 0x80
+ * bytes are always present, but they can be the same byte.
+ */
+static void
+sha3_Update(void *priv, void const *bufIn, size_t len)
+{
+ sha3_context *ctx = (sha3_context *) priv;
+ unsigned int old_tail = (8 - ctx->byteIndex) & 7;
+ size_t words;
+ unsigned int tail;
+ size_t i;
+ const uint8_t *buf = bufIn;
+
+ if (len < old_tail) {
+ while (len--)
+ ctx->saved |= (uint64_t) (*(buf++)) <<
+ ((ctx->byteIndex++) * 8);
+ return;
+ }
+
+ if (old_tail) {
+ len -= old_tail;
+ while (old_tail--)
+ ctx->saved |= (uint64_t) (*(buf++)) <<
+ ((ctx->byteIndex++) * 8);
+
+ ctx->s[ctx->wordIndex] ^= ctx->saved;
+ ctx->byteIndex = 0;
+ ctx->saved = 0;
+ if (++ctx->wordIndex ==
+ (SHA3_KECCAK_SPONGE_WORDS - ctx->capacityWords)) {
+ keccakf(ctx->s);
+ ctx->wordIndex = 0;
+ }
+ }
+
+ words = len / sizeof(uint64_t);
+ tail = len - words * sizeof(uint64_t);
+
+ for (i = 0; i < words; i++, buf += sizeof(uint64_t)) {
+ const uint64_t t = (uint64_t) (buf[0]) |
+ ((uint64_t) (buf[1]) << 8 * 1) |
+ ((uint64_t) (buf[2]) << 8 * 2) |
+ ((uint64_t) (buf[3]) << 8 * 3) |
+ ((uint64_t) (buf[4]) << 8 * 4) |
+ ((uint64_t) (buf[5]) << 8 * 5) |
+ ((uint64_t) (buf[6]) << 8 * 6) |
+ ((uint64_t) (buf[7]) << 8 * 7);
+ ctx->s[ctx->wordIndex] ^= t;
+ if (++ctx->wordIndex ==
+ (SHA3_KECCAK_SPONGE_WORDS - ctx->capacityWords)) {
+ keccakf(ctx->s);
+ ctx->wordIndex = 0;
+ }
+ }
+
+ while (tail--)
+ ctx->saved |= (uint64_t) (*(buf++)) << ((ctx->byteIndex++) * 8);
+}
+
+int partial_hash_sha3_224(uint8_t *data_in, uint8_t *data_out)
+{
+ sha3_context *ctx;
+ int i;
+
+ ctx = rte_zmalloc("sha3-ctx", sizeof(sha3_context), 0);
+ if (!ctx) {
+ CCP_LOG_ERR("sha3-ctx creation failed");
+ return -ENOMEM;
+ }
+ sha3_Init224(ctx);
+ sha3_Update(ctx, data_in, SHA3_224_BLOCK_SIZE);
+ for (i = 0; i < CCP_SHA3_CTX_SIZE; i++, data_out++)
+ *data_out = ctx->sb[CCP_SHA3_CTX_SIZE - i - 1];
+ rte_free(ctx);
+
+ return 0;
+}
+
+int partial_hash_sha3_256(uint8_t *data_in, uint8_t *data_out)
+{
+ sha3_context *ctx;
+ int i;
+
+ ctx = rte_zmalloc("sha3-ctx", sizeof(sha3_context), 0);
+ if (!ctx) {
+ CCP_LOG_ERR("sha3-ctx creation failed");
+ return -ENOMEM;
+ }
+ sha3_Init256(ctx);
+ sha3_Update(ctx, data_in, SHA3_256_BLOCK_SIZE);
+ for (i = 0; i < CCP_SHA3_CTX_SIZE; i++, data_out++)
+ *data_out = ctx->sb[CCP_SHA3_CTX_SIZE - i - 1];
+ rte_free(ctx);
+
+ return 0;
+}
+
+int partial_hash_sha3_384(uint8_t *data_in, uint8_t *data_out)
+{
+ sha3_context *ctx;
+ int i;
+
+ ctx = rte_zmalloc("sha3-ctx", sizeof(sha3_context), 0);
+ if (!ctx) {
+ CCP_LOG_ERR("sha3-ctx creation failed");
+ return -ENOMEM;
+ }
+ sha3_Init384(ctx);
+ sha3_Update(ctx, data_in, SHA3_384_BLOCK_SIZE);
+ for (i = 0; i < CCP_SHA3_CTX_SIZE; i++, data_out++)
+ *data_out = ctx->sb[CCP_SHA3_CTX_SIZE - i - 1];
+ rte_free(ctx);
+
+ return 0;
+}
+
+int partial_hash_sha3_512(uint8_t *data_in, uint8_t *data_out)
+{
+ sha3_context *ctx;
+ int i;
+
+ ctx = rte_zmalloc("sha3-ctx", sizeof(sha3_context), 0);
+ if (!ctx) {
+ CCP_LOG_ERR("sha3-ctx creation failed");
+ return -ENOMEM;
+ }
+ sha3_Init512(ctx);
+ sha3_Update(ctx, data_in, SHA3_512_BLOCK_SIZE);
+ for (i = 0; i < CCP_SHA3_CTX_SIZE; i++, data_out++)
+ *data_out = ctx->sb[CCP_SHA3_CTX_SIZE - i - 1];
+ rte_free(ctx);
+
+ return 0;
+}
+
+static int generate_partial_hash(struct ccp_session *sess)
+{
+
+ uint8_t ipad[sess->auth.block_size];
+ uint8_t opad[sess->auth.block_size];
+ uint8_t *ipad_t, *opad_t;
+ uint32_t *hash_value_be32, hash_temp32[8];
+ uint64_t *hash_value_be64, hash_temp64[8];
+ int i, count;
+ uint8_t *hash_value_sha3;
+
+ opad_t = ipad_t = (uint8_t *)sess->auth.key;
+
+ hash_value_be32 = (uint32_t *)((uint8_t *)sess->auth.pre_compute);
+ hash_value_be64 = (uint64_t *)((uint8_t *)sess->auth.pre_compute);
+
+ /* considering key size is always equal to block size of algorithm */
+ for (i = 0; i < sess->auth.block_size; i++) {
+ ipad[i] = (ipad_t[i] ^ HMAC_IPAD_VALUE);
+ opad[i] = (opad_t[i] ^ HMAC_OPAD_VALUE);
+ }
+
+ switch (sess->auth.algo) {
+ case CCP_AUTH_ALGO_SHA1_HMAC:
+ count = SHA1_DIGEST_SIZE >> 2;
+
+ if (partial_hash_sha1(ipad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+
+ hash_value_be32 = (uint32_t *)((uint8_t *)sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha1(opad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+ return 0;
+ case CCP_AUTH_ALGO_SHA224_HMAC:
+ count = SHA256_DIGEST_SIZE >> 2;
+
+ if (partial_hash_sha224(ipad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+
+ hash_value_be32 = (uint32_t *)((uint8_t *)sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha224(opad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+ return 0;
+ case CCP_AUTH_ALGO_SHA3_224_HMAC:
+ hash_value_sha3 = sess->auth.pre_compute;
+ if (partial_hash_sha3_224(ipad, hash_value_sha3))
+ return -1;
+
+ hash_value_sha3 = (uint8_t *)(sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha3_224(opad, hash_value_sha3))
+ return -1;
+ return 0;
+ case CCP_AUTH_ALGO_SHA256_HMAC:
+ count = SHA256_DIGEST_SIZE >> 2;
+
+ if (partial_hash_sha256(ipad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+
+ hash_value_be32 = (uint32_t *)((uint8_t *)sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha256(opad, (uint8_t *)hash_temp32))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be32++)
+ *hash_value_be32 = hash_temp32[count - 1 - i];
+ return 0;
+ case CCP_AUTH_ALGO_SHA3_256_HMAC:
+ hash_value_sha3 = sess->auth.pre_compute;
+ if (partial_hash_sha3_256(ipad, hash_value_sha3))
+ return -1;
+
+ hash_value_sha3 = (uint8_t *)(sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha3_256(opad, hash_value_sha3))
+ return -1;
+ return 0;
+ case CCP_AUTH_ALGO_SHA384_HMAC:
+ count = SHA512_DIGEST_SIZE >> 3;
+
+ if (partial_hash_sha384(ipad, (uint8_t *)hash_temp64))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be64++)
+ *hash_value_be64 = hash_temp64[count - 1 - i];
+
+ hash_value_be64 = (uint64_t *)((uint8_t *)sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha384(opad, (uint8_t *)hash_temp64))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be64++)
+ *hash_value_be64 = hash_temp64[count - 1 - i];
+ return 0;
+ case CCP_AUTH_ALGO_SHA3_384_HMAC:
+ hash_value_sha3 = sess->auth.pre_compute;
+ if (partial_hash_sha3_384(ipad, hash_value_sha3))
+ return -1;
+
+ hash_value_sha3 = (uint8_t *)(sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha3_384(opad, hash_value_sha3))
+ return -1;
+ return 0;
+ case CCP_AUTH_ALGO_SHA512_HMAC:
+ count = SHA512_DIGEST_SIZE >> 3;
+
+ if (partial_hash_sha512(ipad, (uint8_t *)hash_temp64))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be64++)
+ *hash_value_be64 = hash_temp64[count - 1 - i];
+
+ hash_value_be64 = (uint64_t *)((uint8_t *)sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha512(opad, (uint8_t *)hash_temp64))
+ return -1;
+ for (i = 0; i < count; i++, hash_value_be64++)
+ *hash_value_be64 = hash_temp64[count - 1 - i];
+ return 0;
+ case CCP_AUTH_ALGO_SHA3_512_HMAC:
+ hash_value_sha3 = sess->auth.pre_compute;
+ if (partial_hash_sha3_512(ipad, hash_value_sha3))
+ return -1;
+
+ hash_value_sha3 = (uint8_t *)(sess->auth.pre_compute
+ + sess->auth.ctx_len);
+ if (partial_hash_sha3_512(opad, hash_value_sha3))
+ return -1;
+ return 0;
+ default:
+ CCP_LOG_ERR("Invalid auth algo");
+ return -1;
+ }
+}
+
+/* prepare temporary keys K1 and K2 */
+static void prepare_key(unsigned char *k, unsigned char *l, int bl)
+{
+ int i;
+ /* Shift block to left, including carry */
+ for (i = 0; i < bl; i++) {
+ k[i] = l[i] << 1;
+ if (i < bl - 1 && l[i + 1] & 0x80)
+ k[i] |= 1;
+ }
+ /* If MSB set fixup with R */
+ if (l[0] & 0x80)
+ k[bl - 1] ^= bl == 16 ? 0x87 : 0x1b;
+}
+
+/* subkeys K1 and K2 generation for CMAC */
+static int
+generate_cmac_subkeys(struct ccp_session *sess)
+{
+ const EVP_CIPHER *algo;
+ EVP_CIPHER_CTX *ctx;
+ unsigned char *ccp_ctx;
+ size_t i;
+ int dstlen, totlen;
+ unsigned char zero_iv[AES_BLOCK_SIZE] = {0};
+ unsigned char dst[2 * AES_BLOCK_SIZE] = {0};
+ unsigned char k1[AES_BLOCK_SIZE] = {0};
+ unsigned char k2[AES_BLOCK_SIZE] = {0};
+
+ if (sess->auth.ut.aes_type == CCP_AES_TYPE_128)
+ algo = EVP_aes_128_cbc();
+ else if (sess->auth.ut.aes_type == CCP_AES_TYPE_192)
+ algo = EVP_aes_192_cbc();
+ else if (sess->auth.ut.aes_type == CCP_AES_TYPE_256)
+ algo = EVP_aes_256_cbc();
+ else {
+ CCP_LOG_ERR("Invalid CMAC type length");
+ return -1;
+ }
+
+ ctx = EVP_CIPHER_CTX_new();
+ if (!ctx) {
+ CCP_LOG_ERR("ctx creation failed");
+ return -1;
+ }
+ if (EVP_EncryptInit(ctx, algo, (unsigned char *)sess->auth.key,
+ (unsigned char *)zero_iv) <= 0)
+ goto key_generate_err;
+ if (EVP_CIPHER_CTX_set_padding(ctx, 0) <= 0)
+ goto key_generate_err;
+ if (EVP_EncryptUpdate(ctx, dst, &dstlen, zero_iv,
+ AES_BLOCK_SIZE) <= 0)
+ goto key_generate_err;
+ if (EVP_EncryptFinal_ex(ctx, dst + dstlen, &totlen) <= 0)
+ goto key_generate_err;
+
+ memset(sess->auth.pre_compute, 0, CCP_SB_BYTES * 2);
+
+ ccp_ctx = (unsigned char *)(sess->auth.pre_compute + CCP_SB_BYTES - 1);
+ prepare_key(k1, dst, AES_BLOCK_SIZE);
+ for (i = 0; i < AES_BLOCK_SIZE; i++, ccp_ctx--)
+ *ccp_ctx = k1[i];
+
+ ccp_ctx = (unsigned char *)(sess->auth.pre_compute +
+ (2 * CCP_SB_BYTES) - 1);
+ prepare_key(k2, k1, AES_BLOCK_SIZE);
+ for (i = 0; i < AES_BLOCK_SIZE; i++, ccp_ctx--)
+ *ccp_ctx = k2[i];
+
+ EVP_CIPHER_CTX_free(ctx);
+
+ return 0;
+
+key_generate_err:
+ CCP_LOG_ERR("CMAC Init failed");
+ return -1;
+}
+
+/* configure session */
+static int
+ccp_configure_session_cipher(struct ccp_session *sess,
+ const struct rte_crypto_sym_xform *xform)
+{
+ const struct rte_crypto_cipher_xform *cipher_xform = NULL;
+ size_t i, j, x;
+
+ cipher_xform = &xform->cipher;
+
+ /* set cipher direction */
+ if (cipher_xform->op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
+ sess->cipher.dir = CCP_CIPHER_DIR_ENCRYPT;
+ else
+ sess->cipher.dir = CCP_CIPHER_DIR_DECRYPT;
+
+ /* set cipher key */
+ sess->cipher.key_length = cipher_xform->key.length;
+ rte_memcpy(sess->cipher.key, cipher_xform->key.data,
+ cipher_xform->key.length);
+
+ /* set iv parameters */
+ sess->iv.offset = cipher_xform->iv.offset;
+ sess->iv.length = cipher_xform->iv.length;
+
+ switch (cipher_xform->algo) {
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ sess->cipher.algo = CCP_CIPHER_ALGO_AES_CTR;
+ sess->cipher.um.aes_mode = CCP_AES_MODE_CTR;
+ sess->cipher.engine = CCP_ENGINE_AES;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_ECB:
+ sess->cipher.algo = CCP_CIPHER_ALGO_AES_CBC;
+ sess->cipher.um.aes_mode = CCP_AES_MODE_ECB;
+ sess->cipher.engine = CCP_ENGINE_AES;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ sess->cipher.algo = CCP_CIPHER_ALGO_AES_CBC;
+ sess->cipher.um.aes_mode = CCP_AES_MODE_CBC;
+ sess->cipher.engine = CCP_ENGINE_AES;
+ break;
+ case RTE_CRYPTO_CIPHER_3DES_CBC:
+ sess->cipher.algo = CCP_CIPHER_ALGO_3DES_CBC;
+ sess->cipher.um.des_mode = CCP_DES_MODE_CBC;
+ sess->cipher.engine = CCP_ENGINE_3DES;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cipher algo");
+ return -1;
+ }
+
+
+ switch (sess->cipher.engine) {
+ case CCP_ENGINE_AES:
+ if (sess->cipher.key_length == 16)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_128;
+ else if (sess->cipher.key_length == 24)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_192;
+ else if (sess->cipher.key_length == 32)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_256;
+ else {
+ CCP_LOG_ERR("Invalid cipher key length");
+ return -1;
+ }
+ for (i = 0; i < sess->cipher.key_length ; i++)
+ sess->cipher.key_ccp[sess->cipher.key_length - i - 1] =
+ sess->cipher.key[i];
+ break;
+ case CCP_ENGINE_3DES:
+ if (sess->cipher.key_length == 16)
+ sess->cipher.ut.des_type = CCP_DES_TYPE_128;
+ else if (sess->cipher.key_length == 24)
+ sess->cipher.ut.des_type = CCP_DES_TYPE_192;
+ else {
+ CCP_LOG_ERR("Invalid cipher key length");
+ return -1;
+ }
+ for (j = 0, x = 0; j < sess->cipher.key_length/8; j++, x += 8)
+ for (i = 0; i < 8; i++)
+ sess->cipher.key_ccp[(8 + x) - i - 1] =
+ sess->cipher.key[i + x];
+ break;
+ default:
+ CCP_LOG_ERR("Invalid CCP Engine");
+ return -ENOTSUP;
+ }
+ sess->cipher.nonce_phys = rte_mem_virt2phy(sess->cipher.nonce);
+ sess->cipher.key_phys = rte_mem_virt2phy(sess->cipher.key_ccp);
+ return 0;
+}
+
+static int
+ccp_configure_session_auth(struct ccp_session *sess,
+ const struct rte_crypto_sym_xform *xform)
+{
+ const struct rte_crypto_auth_xform *auth_xform = NULL;
+ size_t i;
+
+ auth_xform = &xform->auth;
+
+ sess->auth.digest_length = auth_xform->digest_length;
+ if (auth_xform->op == RTE_CRYPTO_AUTH_OP_GENERATE)
+ sess->auth.op = CCP_AUTH_OP_GENERATE;
+ else
+ sess->auth.op = CCP_AUTH_OP_VERIFY;
+ switch (auth_xform->algo) {
+ case RTE_CRYPTO_AUTH_MD5_HMAC:
+ if (sess->auth_opt) {
+ sess->auth.algo = CCP_AUTH_ALGO_MD5_HMAC;
+ sess->auth.offset = ((CCP_SB_BYTES << 1) -
+ MD5_DIGEST_SIZE);
+ sess->auth.key_length = auth_xform->key.length;
+ sess->auth.block_size = MD5_BLOCK_SIZE;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else
+ return -1; /* HMAC MD5 not supported on CCP */
+ break;
+ case RTE_CRYPTO_AUTH_SHA1:
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA1;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_1;
+ sess->auth.ctx = (void *)ccp_sha1_init;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA1_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ if (sess->auth_opt) {
+ if (auth_xform->key.length > SHA1_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA1_HMAC;
+ sess->auth.offset = CCP_SB_BYTES - SHA1_DIGEST_SIZE;
+ sess->auth.block_size = SHA1_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else {
+ if (auth_xform->key.length > SHA1_BLOCK_SIZE)
+ return -1;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA1_HMAC;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_1;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA1_DIGEST_SIZE;
+ sess->auth.block_size = SHA1_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0,
+ sess->auth.ctx_len << 1);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA224:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA224;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_224;
+ sess->auth.ctx = (void *)ccp_sha224_init;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA224_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA224_HMAC:
+ if (sess->auth_opt) {
+ if (auth_xform->key.length > SHA224_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA224_HMAC;
+ sess->auth.offset = CCP_SB_BYTES - SHA224_DIGEST_SIZE;
+ sess->auth.block_size = SHA224_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else {
+ if (auth_xform->key.length > SHA224_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA224_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_224;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA224_DIGEST_SIZE;
+ sess->auth.block_size = SHA224_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0,
+ sess->auth.ctx_len << 1);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_224:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_224;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_224;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA224_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_224_HMAC:
+ if (auth_xform->key.length > SHA3_224_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_224_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_224;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA224_DIGEST_SIZE;
+ sess->auth.block_size = SHA3_224_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0, 2 * sess->auth.ctx_len);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ break;
+ case RTE_CRYPTO_AUTH_SHA256:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA256;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_256;
+ sess->auth.ctx = (void *)ccp_sha256_init;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA256_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ if (sess->auth_opt) {
+ if (auth_xform->key.length > SHA256_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA256_HMAC;
+ sess->auth.offset = CCP_SB_BYTES - SHA256_DIGEST_SIZE;
+ sess->auth.block_size = SHA256_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else {
+ if (auth_xform->key.length > SHA256_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA256_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_256;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = CCP_SB_BYTES - SHA256_DIGEST_SIZE;
+ sess->auth.block_size = SHA256_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0,
+ sess->auth.ctx_len << 1);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_256:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_256;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_256;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA256_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_256_HMAC:
+ if (auth_xform->key.length > SHA3_256_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_256_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_256;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA256_DIGEST_SIZE;
+ sess->auth.block_size = SHA3_256_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0, 2 * sess->auth.ctx_len);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ break;
+ case RTE_CRYPTO_AUTH_SHA384:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA384;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_384;
+ sess->auth.ctx = (void *)ccp_sha384_init;
+ sess->auth.ctx_len = CCP_SB_BYTES << 1;
+ sess->auth.offset = (CCP_SB_BYTES << 1) - SHA384_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA384_HMAC:
+ if (sess->auth_opt) {
+ if (auth_xform->key.length > SHA384_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA384_HMAC;
+ sess->auth.offset = ((CCP_SB_BYTES << 1) -
+ SHA384_DIGEST_SIZE);
+ sess->auth.block_size = SHA384_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else {
+ if (auth_xform->key.length > SHA384_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA384_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_384;
+ sess->auth.ctx_len = CCP_SB_BYTES << 1;
+ sess->auth.offset = ((CCP_SB_BYTES << 1) -
+ SHA384_DIGEST_SIZE);
+ sess->auth.block_size = SHA384_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0,
+ sess->auth.ctx_len << 1);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_384:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_384;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_384;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA384_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_384_HMAC:
+ if (auth_xform->key.length > SHA3_384_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_384_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_384;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA384_DIGEST_SIZE;
+ sess->auth.block_size = SHA3_384_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0, 2 * sess->auth.ctx_len);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ break;
+ case RTE_CRYPTO_AUTH_SHA512:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA512;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_512;
+ sess->auth.ctx = (void *)ccp_sha512_init;
+ sess->auth.ctx_len = CCP_SB_BYTES << 1;
+ sess->auth.offset = (CCP_SB_BYTES << 1) - SHA512_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA512_HMAC:
+ if (sess->auth_opt) {
+ if (auth_xform->key.length > SHA512_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA512_HMAC;
+ sess->auth.offset = ((CCP_SB_BYTES << 1) -
+ SHA512_DIGEST_SIZE);
+ sess->auth.block_size = SHA512_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ } else {
+ if (auth_xform->key.length > SHA512_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA512_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA_TYPE_512;
+ sess->auth.ctx_len = CCP_SB_BYTES << 1;
+ sess->auth.offset = ((CCP_SB_BYTES << 1) -
+ SHA512_DIGEST_SIZE);
+ sess->auth.block_size = SHA512_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0,
+ sess->auth.ctx_len << 1);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ }
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_512:
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_512;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_512;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA512_DIGEST_SIZE;
+ break;
+ case RTE_CRYPTO_AUTH_SHA3_512_HMAC:
+ if (auth_xform->key.length > SHA3_512_BLOCK_SIZE)
+ return -1;
+ sess->auth.algo = CCP_AUTH_ALGO_SHA3_512_HMAC;
+ sess->auth.engine = CCP_ENGINE_SHA;
+ sess->auth.ut.sha_type = CCP_SHA3_TYPE_512;
+ sess->auth.ctx_len = CCP_SHA3_CTX_SIZE;
+ sess->auth.offset = CCP_SHA3_CTX_SIZE - SHA512_DIGEST_SIZE;
+ sess->auth.block_size = SHA3_512_BLOCK_SIZE;
+ sess->auth.key_length = auth_xform->key.length;
+ memset(sess->auth.key, 0, sess->auth.block_size);
+ memset(sess->auth.pre_compute, 0, 2 * sess->auth.ctx_len);
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ auth_xform->key.length);
+ if (generate_partial_hash(sess))
+ return -1;
+ break;
+ case RTE_CRYPTO_AUTH_AES_CMAC:
+ sess->auth.algo = CCP_AUTH_ALGO_AES_CMAC;
+ sess->auth.engine = CCP_ENGINE_AES;
+ sess->auth.um.aes_mode = CCP_AES_MODE_CMAC;
+ sess->auth.key_length = auth_xform->key.length;
+ /* padding and hash result */
+ sess->auth.ctx_len = CCP_SB_BYTES << 1;
+ sess->auth.offset = AES_BLOCK_SIZE;
+ sess->auth.block_size = AES_BLOCK_SIZE;
+ if (sess->auth.key_length == 16)
+ sess->auth.ut.aes_type = CCP_AES_TYPE_128;
+ else if (sess->auth.key_length == 24)
+ sess->auth.ut.aes_type = CCP_AES_TYPE_192;
+ else if (sess->auth.key_length == 32)
+ sess->auth.ut.aes_type = CCP_AES_TYPE_256;
+ else {
+ CCP_LOG_ERR("Invalid CMAC key length");
+ return -1;
+ }
+ rte_memcpy(sess->auth.key, auth_xform->key.data,
+ sess->auth.key_length);
+ for (i = 0; i < sess->auth.key_length; i++)
+ sess->auth.key_ccp[sess->auth.key_length - i - 1] =
+ sess->auth.key[i];
+ if (generate_cmac_subkeys(sess))
+ return -1;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported hash algo");
+ return -ENOTSUP;
+ }
+ return 0;
+}
+
+static int
+ccp_configure_session_aead(struct ccp_session *sess,
+ const struct rte_crypto_sym_xform *xform)
+{
+ const struct rte_crypto_aead_xform *aead_xform = NULL;
+ size_t i;
+
+ aead_xform = &xform->aead;
+
+ sess->cipher.key_length = aead_xform->key.length;
+ rte_memcpy(sess->cipher.key, aead_xform->key.data,
+ aead_xform->key.length);
+
+ if (aead_xform->op == RTE_CRYPTO_AEAD_OP_ENCRYPT) {
+ sess->cipher.dir = CCP_CIPHER_DIR_ENCRYPT;
+ sess->auth.op = CCP_AUTH_OP_GENERATE;
+ } else {
+ sess->cipher.dir = CCP_CIPHER_DIR_DECRYPT;
+ sess->auth.op = CCP_AUTH_OP_VERIFY;
+ }
+ sess->aead_algo = aead_xform->algo;
+ sess->auth.aad_length = aead_xform->aad_length;
+ sess->auth.digest_length = aead_xform->digest_length;
+
+ /* set iv parameters */
+ sess->iv.offset = aead_xform->iv.offset;
+ sess->iv.length = aead_xform->iv.length;
+
+ switch (aead_xform->algo) {
+ case RTE_CRYPTO_AEAD_AES_GCM:
+ sess->cipher.algo = CCP_CIPHER_ALGO_AES_GCM;
+ sess->cipher.um.aes_mode = CCP_AES_MODE_GCTR;
+ sess->cipher.engine = CCP_ENGINE_AES;
+ if (sess->cipher.key_length == 16)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_128;
+ else if (sess->cipher.key_length == 24)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_192;
+ else if (sess->cipher.key_length == 32)
+ sess->cipher.ut.aes_type = CCP_AES_TYPE_256;
+ else {
+ CCP_LOG_ERR("Invalid aead key length");
+ return -1;
+ }
+ for (i = 0; i < sess->cipher.key_length; i++)
+ sess->cipher.key_ccp[sess->cipher.key_length - i - 1] =
+ sess->cipher.key[i];
+ sess->auth.algo = CCP_AUTH_ALGO_AES_GCM;
+ sess->auth.engine = CCP_ENGINE_AES;
+ sess->auth.um.aes_mode = CCP_AES_MODE_GHASH;
+ sess->auth.ctx_len = CCP_SB_BYTES;
+ sess->auth.offset = 0;
+ sess->auth.block_size = AES_BLOCK_SIZE;
+ sess->cmd_id = CCP_CMD_COMBINED;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported aead algo");
+ return -ENOTSUP;
+ }
+ sess->cipher.nonce_phys = rte_mem_virt2phy(sess->cipher.nonce);
+ sess->cipher.key_phys = rte_mem_virt2phy(sess->cipher.key_ccp);
+ return 0;
+}
+
+int
+ccp_set_session_parameters(struct ccp_session *sess,
+ const struct rte_crypto_sym_xform *xform,
+ struct ccp_private *internals)
+{
+ const struct rte_crypto_sym_xform *cipher_xform = NULL;
+ const struct rte_crypto_sym_xform *auth_xform = NULL;
+ const struct rte_crypto_sym_xform *aead_xform = NULL;
+ int ret = 0;
+
+ sess->auth_opt = internals->auth_opt;
+ sess->cmd_id = ccp_get_cmd_id(xform);
+
+ switch (sess->cmd_id) {
+ case CCP_CMD_CIPHER:
+ cipher_xform = xform;
+ break;
+ case CCP_CMD_AUTH:
+ auth_xform = xform;
+ break;
+ case CCP_CMD_CIPHER_HASH:
+ cipher_xform = xform;
+ auth_xform = xform->next;
+ break;
+ case CCP_CMD_HASH_CIPHER:
+ auth_xform = xform;
+ cipher_xform = xform->next;
+ break;
+ case CCP_CMD_COMBINED:
+ aead_xform = xform;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cmd_id");
+ return -1;
+ }
+
+ /* Default IV length = 0 */
+ sess->iv.length = 0;
+ if (cipher_xform) {
+ ret = ccp_configure_session_cipher(sess, cipher_xform);
+ if (ret != 0) {
+ CCP_LOG_ERR("Invalid/unsupported cipher parameters");
+ return ret;
+ }
+ }
+ if (auth_xform) {
+ ret = ccp_configure_session_auth(sess, auth_xform);
+ if (ret != 0) {
+ CCP_LOG_ERR("Invalid/unsupported auth parameters");
+ return ret;
+ }
+ }
+ if (aead_xform) {
+ ret = ccp_configure_session_aead(sess, aead_xform);
+ if (ret != 0) {
+ CCP_LOG_ERR("Invalid/unsupported aead parameters");
+ return ret;
+ }
+ }
+ return ret;
+}
+
+/* calculate CCP descriptors requirement */
+static inline int
+ccp_cipher_slot(struct ccp_session *session)
+{
+ int count = 0;
+
+ switch (session->cipher.algo) {
+ case CCP_CIPHER_ALGO_AES_CBC:
+ count = 2;
+ /**< op + passthrough for iv */
+ break;
+ case CCP_CIPHER_ALGO_AES_ECB:
+ count = 1;
+ /**<only op*/
+ break;
+ case CCP_CIPHER_ALGO_AES_CTR:
+ count = 2;
+ /**< op + passthrough for iv */
+ break;
+ case CCP_CIPHER_ALGO_3DES_CBC:
+ count = 2;
+ /**< op + passthrough for iv */
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cipher algo %d",
+ session->cipher.algo);
+ }
+ return count;
+}
+
+static inline int
+ccp_auth_slot(struct ccp_session *session)
+{
+ int count = 0;
+
+ switch (session->auth.algo) {
+ case CCP_AUTH_ALGO_SHA1:
+ case CCP_AUTH_ALGO_SHA224:
+ case CCP_AUTH_ALGO_SHA256:
+ case CCP_AUTH_ALGO_SHA384:
+ case CCP_AUTH_ALGO_SHA512:
+ count = 3;
+ /**< op + lsb passthrough cpy to/from*/
+ break;
+ case CCP_AUTH_ALGO_MD5_HMAC:
+ break;
+ case CCP_AUTH_ALGO_SHA1_HMAC:
+ case CCP_AUTH_ALGO_SHA224_HMAC:
+ case CCP_AUTH_ALGO_SHA256_HMAC:
+ if (session->auth_opt == 0)
+ count = 6;
+ break;
+ case CCP_AUTH_ALGO_SHA384_HMAC:
+ case CCP_AUTH_ALGO_SHA512_HMAC:
+ /**
+ * 1. Load PHash1 = H(k ^ ipad); to LSB
+ * 2. generate IHash = H(hash on meassage with PHash1
+ * as init values);
+ * 3. Retrieve IHash 2 slots for 384/512
+ * 4. Load Phash2 = H(k ^ opad); to LSB
+ * 5. generate FHash = H(hash on Ihash with Phash2
+ * as init value);
+ * 6. Retrieve HMAC output from LSB to host memory
+ */
+ if (session->auth_opt == 0)
+ count = 7;
+ break;
+ case CCP_AUTH_ALGO_SHA3_224:
+ case CCP_AUTH_ALGO_SHA3_256:
+ case CCP_AUTH_ALGO_SHA3_384:
+ case CCP_AUTH_ALGO_SHA3_512:
+ count = 1;
+ /**< only op ctx and dst in host memory*/
+ break;
+ case CCP_AUTH_ALGO_SHA3_224_HMAC:
+ case CCP_AUTH_ALGO_SHA3_256_HMAC:
+ count = 3;
+ break;
+ case CCP_AUTH_ALGO_SHA3_384_HMAC:
+ case CCP_AUTH_ALGO_SHA3_512_HMAC:
+ count = 4;
+ /**
+ * 1. Op to Perform Ihash
+ * 2. Retrieve result from LSB to host memory
+ * 3. Perform final hash
+ */
+ break;
+ case CCP_AUTH_ALGO_AES_CMAC:
+ count = 4;
+ /**
+ * op
+ * extra descriptor in padding case
+ * (k1/k2(255:128) with iv(127:0))
+ * Retrieve result
+ */
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported auth algo %d",
+ session->auth.algo);
+ }
+
+ return count;
+}
+
+static int
+ccp_aead_slot(struct ccp_session *session)
+{
+ int count = 0;
+
+ switch (session->aead_algo) {
+ case RTE_CRYPTO_AEAD_AES_GCM:
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported aead algo %d",
+ session->aead_algo);
+ }
+ switch (session->auth.algo) {
+ case CCP_AUTH_ALGO_AES_GCM:
+ count = 5;
+ /**
+ * 1. Passthru iv
+ * 2. Hash AAD
+ * 3. GCTR
+ * 4. Reload passthru
+ * 5. Hash Final tag
+ */
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported combined auth ALGO %d",
+ session->auth.algo);
+ }
+ return count;
+}
+
+int
+ccp_compute_slot_count(struct ccp_session *session)
+{
+ int count = 0;
+
+ switch (session->cmd_id) {
+ case CCP_CMD_CIPHER:
+ count = ccp_cipher_slot(session);
+ break;
+ case CCP_CMD_AUTH:
+ count = ccp_auth_slot(session);
+ break;
+ case CCP_CMD_CIPHER_HASH:
+ case CCP_CMD_HASH_CIPHER:
+ count = ccp_cipher_slot(session);
+ count += ccp_auth_slot(session);
+ break;
+ case CCP_CMD_COMBINED:
+ count = ccp_aead_slot(session);
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cmd_id");
+
+ }
+
+ return count;
+}
+
+static uint8_t
+algo_select(int sessalgo,
+ const EVP_MD **algo)
+{
+ int res = 0;
+
+ switch (sessalgo) {
+ case CCP_AUTH_ALGO_MD5_HMAC:
+ *algo = EVP_md5();
+ break;
+ case CCP_AUTH_ALGO_SHA1_HMAC:
+ *algo = EVP_sha1();
+ break;
+ case CCP_AUTH_ALGO_SHA224_HMAC:
+ *algo = EVP_sha224();
+ break;
+ case CCP_AUTH_ALGO_SHA256_HMAC:
+ *algo = EVP_sha256();
+ break;
+ case CCP_AUTH_ALGO_SHA384_HMAC:
+ *algo = EVP_sha384();
+ break;
+ case CCP_AUTH_ALGO_SHA512_HMAC:
+ *algo = EVP_sha512();
+ break;
+ default:
+ res = -EINVAL;
+ break;
+ }
+ return res;
+}
+
+static int
+process_cpu_auth_hmac(uint8_t *src, uint8_t *dst,
+ __rte_unused uint8_t *iv,
+ EVP_PKEY *pkey,
+ int srclen,
+ EVP_MD_CTX *ctx,
+ const EVP_MD *algo,
+ uint16_t d_len)
+{
+ size_t dstlen;
+ unsigned char temp_dst[64];
+
+ if (EVP_DigestSignInit(ctx, NULL, algo, NULL, pkey) <= 0)
+ goto process_auth_err;
+
+ if (EVP_DigestSignUpdate(ctx, (char *)src, srclen) <= 0)
+ goto process_auth_err;
+
+ if (EVP_DigestSignFinal(ctx, temp_dst, &dstlen) <= 0)
+ goto process_auth_err;
+
+ memcpy(dst, temp_dst, d_len);
+ return 0;
+process_auth_err:
+ CCP_LOG_ERR("Process cpu auth failed");
+ return -EINVAL;
+}
+
+static int cpu_crypto_auth(struct ccp_qp *qp,
+ struct rte_crypto_op *op,
+ struct ccp_session *sess,
+ EVP_MD_CTX *ctx)
+{
+ uint8_t *src, *dst;
+ int srclen, status;
+ struct rte_mbuf *mbuf_src, *mbuf_dst;
+ const EVP_MD *algo = NULL;
+ EVP_PKEY *pkey;
+
+ algo_select(sess->auth.algo, &algo);
+ pkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, NULL, sess->auth.key,
+ sess->auth.key_length);
+ mbuf_src = op->sym->m_src;
+ mbuf_dst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
+ srclen = op->sym->auth.data.length;
+ src = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
+ op->sym->auth.data.offset);
+
+ if (sess->auth.op == CCP_AUTH_OP_VERIFY) {
+ dst = qp->temp_digest;
+ } else {
+ dst = op->sym->auth.digest.data;
+ if (dst == NULL) {
+ dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
+ op->sym->auth.data.offset +
+ sess->auth.digest_length);
+ }
+ }
+ status = process_cpu_auth_hmac(src, dst, NULL,
+ pkey, srclen,
+ ctx,
+ algo,
+ sess->auth.digest_length);
+ if (status) {
+ op->status = RTE_CRYPTO_OP_STATUS_ERROR;
+ return status;
+ }
+
+ if (sess->auth.op == CCP_AUTH_OP_VERIFY) {
+ if (memcmp(dst, op->sym->auth.digest.data,
+ sess->auth.digest_length) != 0) {
+ op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+ } else {
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ }
+ } else {
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ }
+ EVP_PKEY_free(pkey);
+ return 0;
+}
+
+static void
+ccp_perform_passthru(struct ccp_passthru *pst,
+ struct ccp_queue *cmd_q)
+{
+ struct ccp_desc *desc;
+ union ccp_function function;
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_PASSTHRU;
+
+ CCP_CMD_SOC(desc) = 0;
+ CCP_CMD_IOC(desc) = 0;
+ CCP_CMD_INIT(desc) = 0;
+ CCP_CMD_EOM(desc) = 0;
+ CCP_CMD_PROT(desc) = 0;
+
+ function.raw = 0;
+ CCP_PT_BYTESWAP(&function) = pst->byte_swap;
+ CCP_PT_BITWISE(&function) = pst->bit_mod;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = pst->len;
+
+ if (pst->dir) {
+ CCP_CMD_SRC_LO(desc) = (uint32_t)(pst->src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(pst->src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = (uint32_t)(pst->dest_addr);
+ CCP_CMD_DST_HI(desc) = 0;
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SB;
+
+ if (pst->bit_mod != CCP_PASSTHRU_BITWISE_NOOP)
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_key;
+ } else {
+
+ CCP_CMD_SRC_LO(desc) = (uint32_t)(pst->src_addr);
+ CCP_CMD_SRC_HI(desc) = 0;
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SB;
+
+ CCP_CMD_DST_LO(desc) = (uint32_t)(pst->dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(pst->dest_addr);
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+ }
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+}
+
+static int
+ccp_perform_hmac(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q)
+{
+
+ struct ccp_session *session;
+ union ccp_function function;
+ struct ccp_desc *desc;
+ uint32_t tail;
+ phys_addr_t src_addr, dest_addr, dest_addr_t;
+ struct ccp_passthru pst;
+ uint64_t auth_msg_bits;
+ void *append_ptr;
+ uint8_t *addr;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+ addr = session->auth.pre_compute;
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->auth.data.offset);
+ append_ptr = (void *)rte_pktmbuf_append(op->sym->m_src,
+ session->auth.ctx_len);
+ dest_addr = (phys_addr_t)rte_mem_virt2phy(append_ptr);
+ dest_addr_t = dest_addr;
+
+ /** Load PHash1 to LSB*/
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *)addr);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.len = session->auth.ctx_len;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ /**sha engine command descriptor for IntermediateHash*/
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+
+ CCP_CMD_SOC(desc) = 0;
+ CCP_CMD_IOC(desc) = 0;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_PROT(desc) = 0;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->auth.data.length;
+ auth_msg_bits = (op->sym->auth.data.length +
+ session->auth.block_size) * 8;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_sha;
+ CCP_CMD_SHA_LO(desc) = ((uint32_t)auth_msg_bits);
+ CCP_CMD_SHA_HI(desc) = high32_value(auth_msg_bits);
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* Intermediate Hash value retrieve */
+ if ((session->auth.ut.sha_type == CCP_SHA_TYPE_384) ||
+ (session->auth.ut.sha_type == CCP_SHA_TYPE_512)) {
+
+ pst.src_addr =
+ (phys_addr_t)((cmd_q->sb_sha + 1) * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t;
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t + CCP_SB_BYTES;
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ } else {
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t;
+ pst.len = session->auth.ctx_len;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ }
+
+ /** Load PHash2 to LSB*/
+ addr += session->auth.ctx_len;
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *)addr);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.len = session->auth.ctx_len;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ /**sha engine command descriptor for FinalHash*/
+ dest_addr_t += session->auth.offset;
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+
+ CCP_CMD_SOC(desc) = 0;
+ CCP_CMD_IOC(desc) = 0;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_PROT(desc) = 0;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = (session->auth.ctx_len -
+ session->auth.offset);
+ auth_msg_bits = (session->auth.block_size +
+ session->auth.ctx_len -
+ session->auth.offset) * 8;
+
+ CCP_CMD_SRC_LO(desc) = (uint32_t)(dest_addr_t);
+ CCP_CMD_SRC_HI(desc) = high32_value(dest_addr_t);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_sha;
+ CCP_CMD_SHA_LO(desc) = ((uint32_t)auth_msg_bits);
+ CCP_CMD_SHA_HI(desc) = high32_value(auth_msg_bits);
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* Retrieve hmac output */
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr;
+ pst.len = session->auth.ctx_len;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ if ((session->auth.ut.sha_type == CCP_SHA_TYPE_384) ||
+ (session->auth.ut.sha_type == CCP_SHA_TYPE_512))
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ else
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+
+}
+
+static int
+ccp_perform_sha(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ struct ccp_desc *desc;
+ uint32_t tail;
+ phys_addr_t src_addr, dest_addr;
+ struct ccp_passthru pst;
+ void *append_ptr;
+ uint64_t auth_msg_bits;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->auth.data.offset);
+
+ append_ptr = (void *)rte_pktmbuf_append(op->sym->m_src,
+ session->auth.ctx_len);
+ dest_addr = (phys_addr_t)rte_mem_virt2phy(append_ptr);
+
+ /** Passthru sha context*/
+
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *)
+ session->auth.ctx);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.len = session->auth.ctx_len;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ /**prepare sha command descriptor*/
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+
+ CCP_CMD_SOC(desc) = 0;
+ CCP_CMD_IOC(desc) = 0;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_PROT(desc) = 0;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->auth.data.length;
+ auth_msg_bits = op->sym->auth.data.length * 8;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_sha;
+ CCP_CMD_SHA_LO(desc) = ((uint32_t)auth_msg_bits);
+ CCP_CMD_SHA_HI(desc) = high32_value(auth_msg_bits);
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* Hash value retrieve */
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr;
+ pst.len = session->auth.ctx_len;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ if ((session->auth.ut.sha_type == CCP_SHA_TYPE_384) ||
+ (session->auth.ut.sha_type == CCP_SHA_TYPE_512))
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ else
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+
+}
+
+static int
+ccp_perform_sha3_hmac(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q)
+{
+ struct ccp_session *session;
+ struct ccp_passthru pst;
+ union ccp_function function;
+ struct ccp_desc *desc;
+ uint8_t *append_ptr;
+ uint32_t tail;
+ phys_addr_t src_addr, dest_addr, ctx_paddr, dest_addr_t;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->auth.data.offset);
+ append_ptr = (uint8_t *)rte_pktmbuf_append(op->sym->m_src,
+ session->auth.ctx_len);
+ if (!append_ptr) {
+ CCP_LOG_ERR("CCP MBUF append failed\n");
+ return -1;
+ }
+ dest_addr = (phys_addr_t)rte_mem_virt2phy((void *)append_ptr);
+ dest_addr_t = dest_addr + (session->auth.ctx_len / 2);
+ ctx_paddr = (phys_addr_t)rte_mem_virt2phy((void
+ *)session->auth.pre_compute);
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ /*desc1 for SHA3-Ihash operation */
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+ CCP_CMD_LEN(desc) = op->sym->auth.data.length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = (cmd_q->sb_sha * CCP_SB_BYTES);
+ CCP_CMD_DST_HI(desc) = 0;
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SB;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)ctx_paddr);
+ CCP_CMD_KEY_HI(desc) = high32_value(ctx_paddr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* Intermediate Hash value retrieve */
+ if ((session->auth.ut.sha_type == CCP_SHA3_TYPE_384) ||
+ (session->auth.ut.sha_type == CCP_SHA3_TYPE_512)) {
+
+ pst.src_addr =
+ (phys_addr_t)((cmd_q->sb_sha + 1) * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t;
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t + CCP_SB_BYTES;
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ } else {
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_sha * CCP_SB_BYTES);
+ pst.dest_addr = dest_addr_t;
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+ }
+
+ /**sha engine command descriptor for FinalHash*/
+ ctx_paddr += CCP_SHA3_CTX_SIZE;
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ if (session->auth.ut.sha_type == CCP_SHA3_TYPE_224) {
+ dest_addr_t += (CCP_SB_BYTES - SHA224_DIGEST_SIZE);
+ CCP_CMD_LEN(desc) = SHA224_DIGEST_SIZE;
+ } else if (session->auth.ut.sha_type == CCP_SHA3_TYPE_256) {
+ CCP_CMD_LEN(desc) = SHA256_DIGEST_SIZE;
+ } else if (session->auth.ut.sha_type == CCP_SHA3_TYPE_384) {
+ dest_addr_t += (2 * CCP_SB_BYTES - SHA384_DIGEST_SIZE);
+ CCP_CMD_LEN(desc) = SHA384_DIGEST_SIZE;
+ } else {
+ CCP_CMD_LEN(desc) = SHA512_DIGEST_SIZE;
+ }
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)dest_addr_t);
+ CCP_CMD_SRC_HI(desc) = high32_value(dest_addr_t);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = (uint32_t)dest_addr;
+ CCP_CMD_DST_HI(desc) = high32_value(dest_addr);
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)ctx_paddr);
+ CCP_CMD_KEY_HI(desc) = high32_value(ctx_paddr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static int
+ccp_perform_sha3(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ struct ccp_desc *desc;
+ uint8_t *ctx_addr, *append_ptr;
+ uint32_t tail;
+ phys_addr_t src_addr, dest_addr, ctx_paddr;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->auth.data.offset);
+ append_ptr = (uint8_t *)rte_pktmbuf_append(op->sym->m_src,
+ session->auth.ctx_len);
+ if (!append_ptr) {
+ CCP_LOG_ERR("CCP MBUF append failed\n");
+ return -1;
+ }
+ dest_addr = (phys_addr_t)rte_mem_virt2phy((void *)append_ptr);
+ ctx_addr = session->auth.sha3_ctx;
+ ctx_paddr = (phys_addr_t)rte_mem_virt2phy((void *)ctx_addr);
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ /* prepare desc for SHA3 operation */
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_SHA;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+
+ function.raw = 0;
+ CCP_SHA_TYPE(&function) = session->auth.ut.sha_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->auth.data.length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = ((uint32_t)dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(dest_addr);
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)ctx_paddr);
+ CCP_CMD_KEY_HI(desc) = high32_value(ctx_paddr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static int
+ccp_perform_aes_cmac(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ struct ccp_passthru pst;
+ struct ccp_desc *desc;
+ uint32_t tail;
+ uint8_t *src_tb, *append_ptr, *ctx_addr;
+ phys_addr_t src_addr, dest_addr, key_addr;
+ int length, non_align_len;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+ key_addr = rte_mem_virt2phy(session->auth.key_ccp);
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->auth.data.offset);
+ append_ptr = (uint8_t *)rte_pktmbuf_append(op->sym->m_src,
+ session->auth.ctx_len);
+ dest_addr = (phys_addr_t)rte_mem_virt2phy((void *)append_ptr);
+
+ function.raw = 0;
+ CCP_AES_ENCRYPT(&function) = CCP_CIPHER_DIR_ENCRYPT;
+ CCP_AES_MODE(&function) = session->auth.um.aes_mode;
+ CCP_AES_TYPE(&function) = session->auth.ut.aes_type;
+
+ if (op->sym->auth.data.length % session->auth.block_size == 0) {
+
+ ctx_addr = session->auth.pre_compute;
+ memset(ctx_addr, 0, AES_BLOCK_SIZE);
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *)ctx_addr);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ /* prepare desc for aes-cmac command */
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->auth.data.length;
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ tail =
+ (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+ } else {
+ ctx_addr = session->auth.pre_compute + CCP_SB_BYTES;
+ memset(ctx_addr, 0, AES_BLOCK_SIZE);
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *)ctx_addr);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ length = (op->sym->auth.data.length / AES_BLOCK_SIZE);
+ length *= AES_BLOCK_SIZE;
+ non_align_len = op->sym->auth.data.length - length;
+ /* prepare desc for aes-cmac command */
+ /*Command 1*/
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = length;
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ /*Command 2*/
+ append_ptr = append_ptr + CCP_SB_BYTES;
+ memset(append_ptr, 0, AES_BLOCK_SIZE);
+ src_tb = rte_pktmbuf_mtod_offset(op->sym->m_src,
+ uint8_t *,
+ op->sym->auth.data.offset +
+ length);
+ rte_memcpy(append_ptr, src_tb, non_align_len);
+ append_ptr[non_align_len] = CMAC_PAD_VALUE;
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+ CCP_CMD_LEN(desc) = AES_BLOCK_SIZE;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)(dest_addr + CCP_SB_BYTES));
+ CCP_CMD_SRC_HI(desc) = high32_value(dest_addr + CCP_SB_BYTES);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+ tail =
+ (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+ }
+ /* Retrieve result */
+ pst.dest_addr = dest_addr;
+ pst.src_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 0;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static int
+ccp_perform_aes(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q,
+ struct ccp_batch_info *b_info)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ uint8_t *lsb_buf;
+ struct ccp_passthru pst = {0};
+ struct ccp_desc *desc;
+ phys_addr_t src_addr, dest_addr, key_addr;
+ uint8_t *iv;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+ function.raw = 0;
+
+ iv = rte_crypto_op_ctod_offset(op, uint8_t *, session->iv.offset);
+ if (session->cipher.um.aes_mode != CCP_AES_MODE_ECB) {
+ if (session->cipher.um.aes_mode == CCP_AES_MODE_CTR) {
+ rte_memcpy(session->cipher.nonce + AES_BLOCK_SIZE,
+ iv, session->iv.length);
+ pst.src_addr = (phys_addr_t)session->cipher.nonce_phys;
+ CCP_AES_SIZE(&function) = 0x1F;
+ } else {
+ lsb_buf =
+ &(b_info->lsb_buf[b_info->lsb_buf_idx*CCP_SB_BYTES]);
+ rte_memcpy(lsb_buf +
+ (CCP_SB_BYTES - session->iv.length),
+ iv, session->iv.length);
+ pst.src_addr = b_info->lsb_buf_phys +
+ (b_info->lsb_buf_idx * CCP_SB_BYTES);
+ b_info->lsb_buf_idx++;
+ }
+
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+ }
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->cipher.data.offset);
+ if (likely(op->sym->m_dst != NULL))
+ dest_addr = rte_pktmbuf_mtophys_offset(op->sym->m_dst,
+ op->sym->cipher.data.offset);
+ else
+ dest_addr = src_addr;
+ key_addr = session->cipher.key_phys;
+
+ /* prepare desc for aes command */
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+
+ CCP_AES_ENCRYPT(&function) = session->cipher.dir;
+ CCP_AES_MODE(&function) = session->cipher.um.aes_mode;
+ CCP_AES_TYPE(&function) = session->cipher.ut.aes_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->cipher.data.length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = ((uint32_t)dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(dest_addr);
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ if (session->cipher.um.aes_mode != CCP_AES_MODE_ECB)
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static int
+ccp_perform_3des(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q,
+ struct ccp_batch_info *b_info)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ unsigned char *lsb_buf;
+ struct ccp_passthru pst;
+ struct ccp_desc *desc;
+ uint32_t tail;
+ uint8_t *iv;
+ phys_addr_t src_addr, dest_addr, key_addr;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ iv = rte_crypto_op_ctod_offset(op, uint8_t *, session->iv.offset);
+ switch (session->cipher.um.des_mode) {
+ case CCP_DES_MODE_CBC:
+ lsb_buf = &(b_info->lsb_buf[b_info->lsb_buf_idx*CCP_SB_BYTES]);
+ b_info->lsb_buf_idx++;
+
+ rte_memcpy(lsb_buf + (CCP_SB_BYTES - session->iv.length),
+ iv, session->iv.length);
+
+ pst.src_addr = (phys_addr_t)rte_mem_virt2phy((void *) lsb_buf);
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_256BIT;
+ ccp_perform_passthru(&pst, cmd_q);
+ break;
+ case CCP_DES_MODE_CFB:
+ case CCP_DES_MODE_ECB:
+ CCP_LOG_ERR("Unsupported DES cipher mode");
+ return -ENOTSUP;
+ }
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->cipher.data.offset);
+ if (unlikely(op->sym->m_dst != NULL))
+ dest_addr =
+ rte_pktmbuf_mtophys_offset(op->sym->m_dst,
+ op->sym->cipher.data.offset);
+ else
+ dest_addr = src_addr;
+
+ key_addr = rte_mem_virt2phy(session->cipher.key_ccp);
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+
+ memset(desc, 0, Q_DESC_SIZE);
+
+ /* prepare desc for des command */
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_3DES;
+
+ CCP_CMD_SOC(desc) = 0;
+ CCP_CMD_IOC(desc) = 0;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_PROT(desc) = 0;
+
+ function.raw = 0;
+ CCP_DES_ENCRYPT(&function) = session->cipher.dir;
+ CCP_DES_MODE(&function) = session->cipher.um.des_mode;
+ CCP_DES_TYPE(&function) = session->cipher.ut.des_type;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = op->sym->cipher.data.length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = ((uint32_t)dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(dest_addr);
+ CCP_CMD_DST_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ if (session->cipher.um.des_mode)
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+
+ rte_wmb();
+
+ /* Write the new tail address back to the queue register */
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ /* Turn the queue back on using our cached control register */
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static int
+ccp_perform_aes_gcm(struct rte_crypto_op *op, struct ccp_queue *cmd_q)
+{
+ struct ccp_session *session;
+ union ccp_function function;
+ uint8_t *iv;
+ struct ccp_passthru pst;
+ struct ccp_desc *desc;
+ uint32_t tail;
+ uint64_t *temp;
+ phys_addr_t src_addr, dest_addr, key_addr, aad_addr;
+ phys_addr_t digest_dest_addr;
+ int length, non_align_len;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+ iv = rte_crypto_op_ctod_offset(op, uint8_t *, session->iv.offset);
+ key_addr = session->cipher.key_phys;
+
+ src_addr = rte_pktmbuf_mtophys_offset(op->sym->m_src,
+ op->sym->aead.data.offset);
+ if (unlikely(op->sym->m_dst != NULL))
+ dest_addr = rte_pktmbuf_mtophys_offset(op->sym->m_dst,
+ op->sym->aead.data.offset);
+ else
+ dest_addr = src_addr;
+ rte_pktmbuf_append(op->sym->m_src, session->auth.ctx_len);
+ digest_dest_addr = op->sym->aead.digest.phys_addr;
+ temp = (uint64_t *)(op->sym->aead.digest.data + AES_BLOCK_SIZE);
+ *temp++ = rte_bswap64(session->auth.aad_length << 3);
+ *temp = rte_bswap64(op->sym->aead.data.length << 3);
+
+ non_align_len = op->sym->aead.data.length % AES_BLOCK_SIZE;
+ length = CCP_ALIGN(op->sym->aead.data.length, AES_BLOCK_SIZE);
+
+ aad_addr = op->sym->aead.aad.phys_addr;
+
+ /* CMD1 IV Passthru */
+ rte_memcpy(session->cipher.nonce + AES_BLOCK_SIZE, iv,
+ session->iv.length);
+ pst.src_addr = session->cipher.nonce_phys;
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = CCP_SB_BYTES;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ /* CMD2 GHASH-AAD */
+ function.raw = 0;
+ CCP_AES_ENCRYPT(&function) = CCP_AES_MODE_GHASH_AAD;
+ CCP_AES_MODE(&function) = CCP_AES_MODE_GHASH;
+ CCP_AES_TYPE(&function) = session->cipher.ut.aes_type;
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_INIT(desc) = 1;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = session->auth.aad_length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)aad_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(aad_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* CMD3 : GCTR Plain text */
+ function.raw = 0;
+ CCP_AES_ENCRYPT(&function) = session->cipher.dir;
+ CCP_AES_MODE(&function) = CCP_AES_MODE_GCTR;
+ CCP_AES_TYPE(&function) = session->cipher.ut.aes_type;
+ if (non_align_len == 0)
+ CCP_AES_SIZE(&function) = (AES_BLOCK_SIZE << 3) - 1;
+ else
+ CCP_AES_SIZE(&function) = (non_align_len << 3) - 1;
+
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_EOM(desc) = 1;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+
+ CCP_CMD_LEN(desc) = length;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)src_addr);
+ CCP_CMD_SRC_HI(desc) = high32_value(src_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = ((uint32_t)dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(dest_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ /* CMD4 : PT to copy IV */
+ pst.src_addr = session->cipher.nonce_phys;
+ pst.dest_addr = (phys_addr_t)(cmd_q->sb_iv * CCP_SB_BYTES);
+ pst.len = AES_BLOCK_SIZE;
+ pst.dir = 1;
+ pst.bit_mod = CCP_PASSTHRU_BITWISE_NOOP;
+ pst.byte_swap = CCP_PASSTHRU_BYTESWAP_NOOP;
+ ccp_perform_passthru(&pst, cmd_q);
+
+ /* CMD5 : GHASH-Final */
+ function.raw = 0;
+ CCP_AES_ENCRYPT(&function) = CCP_AES_MODE_GHASH_FINAL;
+ CCP_AES_MODE(&function) = CCP_AES_MODE_GHASH;
+ CCP_AES_TYPE(&function) = session->cipher.ut.aes_type;
+
+ desc = &cmd_q->qbase_desc[cmd_q->qidx];
+ memset(desc, 0, Q_DESC_SIZE);
+
+ CCP_CMD_ENGINE(desc) = CCP_ENGINE_AES;
+ CCP_CMD_FUNCTION(desc) = function.raw;
+ /* Last block (AAD_len || PT_len)*/
+ CCP_CMD_LEN(desc) = AES_BLOCK_SIZE;
+
+ CCP_CMD_SRC_LO(desc) = ((uint32_t)digest_dest_addr + AES_BLOCK_SIZE);
+ CCP_CMD_SRC_HI(desc) = high32_value(digest_dest_addr + AES_BLOCK_SIZE);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_DST_LO(desc) = ((uint32_t)digest_dest_addr);
+ CCP_CMD_DST_HI(desc) = high32_value(digest_dest_addr);
+ CCP_CMD_SRC_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_KEY_LO(desc) = ((uint32_t)key_addr);
+ CCP_CMD_KEY_HI(desc) = high32_value(key_addr);
+ CCP_CMD_KEY_MEM(desc) = CCP_MEMTYPE_SYSTEM;
+
+ CCP_CMD_LSB_ID(desc) = cmd_q->sb_iv;
+
+ cmd_q->qidx = (cmd_q->qidx + 1) % COMMANDS_PER_QUEUE;
+ rte_wmb();
+
+ tail = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx * Q_DESC_SIZE);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE, tail);
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ return 0;
+}
+
+static inline int
+ccp_crypto_cipher(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q,
+ struct ccp_batch_info *b_info)
+{
+ int result = 0;
+ struct ccp_session *session;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ switch (session->cipher.algo) {
+ case CCP_CIPHER_ALGO_AES_CBC:
+ result = ccp_perform_aes(op, cmd_q, b_info);
+ b_info->desccnt += 2;
+ break;
+ case CCP_CIPHER_ALGO_AES_CTR:
+ result = ccp_perform_aes(op, cmd_q, b_info);
+ b_info->desccnt += 2;
+ break;
+ case CCP_CIPHER_ALGO_AES_ECB:
+ result = ccp_perform_aes(op, cmd_q, b_info);
+ b_info->desccnt += 1;
+ break;
+ case CCP_CIPHER_ALGO_3DES_CBC:
+ result = ccp_perform_3des(op, cmd_q, b_info);
+ b_info->desccnt += 2;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cipher algo %d",
+ session->cipher.algo);
+ return -ENOTSUP;
+ }
+ return result;
+}
+
+static inline int
+ccp_crypto_auth(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q,
+ struct ccp_batch_info *b_info)
+{
+
+ int result = 0;
+ struct ccp_session *session;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ switch (session->auth.algo) {
+ case CCP_AUTH_ALGO_SHA1:
+ case CCP_AUTH_ALGO_SHA224:
+ case CCP_AUTH_ALGO_SHA256:
+ case CCP_AUTH_ALGO_SHA384:
+ case CCP_AUTH_ALGO_SHA512:
+ result = ccp_perform_sha(op, cmd_q);
+ b_info->desccnt += 3;
+ break;
+ case CCP_AUTH_ALGO_MD5_HMAC:
+ if (session->auth_opt == 0)
+ result = -1;
+ break;
+ case CCP_AUTH_ALGO_SHA1_HMAC:
+ case CCP_AUTH_ALGO_SHA224_HMAC:
+ case CCP_AUTH_ALGO_SHA256_HMAC:
+ if (session->auth_opt == 0) {
+ result = ccp_perform_hmac(op, cmd_q);
+ b_info->desccnt += 6;
+ }
+ break;
+ case CCP_AUTH_ALGO_SHA384_HMAC:
+ case CCP_AUTH_ALGO_SHA512_HMAC:
+ if (session->auth_opt == 0) {
+ result = ccp_perform_hmac(op, cmd_q);
+ b_info->desccnt += 7;
+ }
+ break;
+ case CCP_AUTH_ALGO_SHA3_224:
+ case CCP_AUTH_ALGO_SHA3_256:
+ case CCP_AUTH_ALGO_SHA3_384:
+ case CCP_AUTH_ALGO_SHA3_512:
+ result = ccp_perform_sha3(op, cmd_q);
+ b_info->desccnt += 1;
+ break;
+ case CCP_AUTH_ALGO_SHA3_224_HMAC:
+ case CCP_AUTH_ALGO_SHA3_256_HMAC:
+ result = ccp_perform_sha3_hmac(op, cmd_q);
+ b_info->desccnt += 3;
+ break;
+ case CCP_AUTH_ALGO_SHA3_384_HMAC:
+ case CCP_AUTH_ALGO_SHA3_512_HMAC:
+ result = ccp_perform_sha3_hmac(op, cmd_q);
+ b_info->desccnt += 4;
+ break;
+ case CCP_AUTH_ALGO_AES_CMAC:
+ result = ccp_perform_aes_cmac(op, cmd_q);
+ b_info->desccnt += 4;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported auth algo %d",
+ session->auth.algo);
+ return -ENOTSUP;
+ }
+
+ return result;
+}
+
+static inline int
+ccp_crypto_aead(struct rte_crypto_op *op,
+ struct ccp_queue *cmd_q,
+ struct ccp_batch_info *b_info)
+{
+ int result = 0;
+ struct ccp_session *session;
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ switch (session->auth.algo) {
+ case CCP_AUTH_ALGO_AES_GCM:
+ if (session->cipher.algo != CCP_CIPHER_ALGO_AES_GCM) {
+ CCP_LOG_ERR("Incorrect chain order");
+ return -1;
+ }
+ result = ccp_perform_aes_gcm(op, cmd_q);
+ b_info->desccnt += 5;
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported aead algo %d",
+ session->aead_algo);
+ return -ENOTSUP;
+ }
+ return result;
+}
+
+int
+process_ops_to_enqueue(struct ccp_qp *qp,
+ struct rte_crypto_op **op,
+ struct ccp_queue *cmd_q,
+ uint16_t nb_ops,
+ int slots_req)
+{
+ int i, result = 0;
+ struct ccp_batch_info *b_info;
+ struct ccp_session *session;
+ EVP_MD_CTX *auth_ctx = NULL;
+
+ if (rte_mempool_get(qp->batch_mp, (void **)&b_info)) {
+ CCP_LOG_ERR("batch info allocation failed");
+ return 0;
+ }
+
+ auth_ctx = EVP_MD_CTX_create();
+ if (unlikely(!auth_ctx)) {
+ CCP_LOG_ERR("Unable to create auth ctx");
+ return 0;
+ }
+ b_info->auth_ctr = 0;
+
+ /* populate batch info necessary for dequeue */
+ b_info->op_idx = 0;
+ b_info->lsb_buf_idx = 0;
+ b_info->desccnt = 0;
+ b_info->cmd_q = cmd_q;
+ b_info->lsb_buf_phys =
+ (phys_addr_t)rte_mem_virt2phy((void *)b_info->lsb_buf);
+ rte_atomic64_sub(&b_info->cmd_q->free_slots, slots_req);
+
+ b_info->head_offset = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx *
+ Q_DESC_SIZE);
+ for (i = 0; i < nb_ops; i++) {
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op[i]->sym->session,
+ ccp_cryptodev_driver_id);
+ switch (session->cmd_id) {
+ case CCP_CMD_CIPHER:
+ result = ccp_crypto_cipher(op[i], cmd_q, b_info);
+ break;
+ case CCP_CMD_AUTH:
+ if (session->auth_opt) {
+ b_info->auth_ctr++;
+ result = cpu_crypto_auth(qp, op[i],
+ session, auth_ctx);
+ } else
+ result = ccp_crypto_auth(op[i], cmd_q, b_info);
+ break;
+ case CCP_CMD_CIPHER_HASH:
+ result = ccp_crypto_cipher(op[i], cmd_q, b_info);
+ if (result)
+ break;
+ result = ccp_crypto_auth(op[i], cmd_q, b_info);
+ break;
+ case CCP_CMD_HASH_CIPHER:
+ if (session->auth_opt) {
+ result = cpu_crypto_auth(qp, op[i],
+ session, auth_ctx);
+ if (op[i]->status !=
+ RTE_CRYPTO_OP_STATUS_SUCCESS)
+ continue;
+ } else
+ result = ccp_crypto_auth(op[i], cmd_q, b_info);
+
+ if (result)
+ break;
+ result = ccp_crypto_cipher(op[i], cmd_q, b_info);
+ break;
+ case CCP_CMD_COMBINED:
+ result = ccp_crypto_aead(op[i], cmd_q, b_info);
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cmd_id");
+ result = -1;
+ }
+ if (unlikely(result < 0)) {
+ rte_atomic64_add(&b_info->cmd_q->free_slots,
+ (slots_req - b_info->desccnt));
+ break;
+ }
+ b_info->op[i] = op[i];
+ }
+
+ b_info->opcnt = i;
+ b_info->tail_offset = (uint32_t)(cmd_q->qbase_phys_addr + cmd_q->qidx *
+ Q_DESC_SIZE);
+
+ rte_wmb();
+ /* Write the new tail address back to the queue register */
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_TAIL_LO_BASE,
+ b_info->tail_offset);
+ /* Turn the queue back on using our cached control register */
+ CCP_WRITE_REG(cmd_q->reg_base, CMD_Q_CONTROL_BASE,
+ cmd_q->qcontrol | CMD_Q_RUN);
+
+ rte_ring_enqueue(qp->processed_pkts, (void *)b_info);
+
+ EVP_MD_CTX_destroy(auth_ctx);
+ return i;
+}
+
+static inline void ccp_auth_dq_prepare(struct rte_crypto_op *op)
+{
+ struct ccp_session *session;
+ uint8_t *digest_data, *addr;
+ struct rte_mbuf *m_last;
+ int offset, digest_offset;
+ uint8_t digest_le[64];
+
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op->sym->session,
+ ccp_cryptodev_driver_id);
+
+ if (session->cmd_id == CCP_CMD_COMBINED) {
+ digest_data = op->sym->aead.digest.data;
+ digest_offset = op->sym->aead.data.offset +
+ op->sym->aead.data.length;
+ } else {
+ digest_data = op->sym->auth.digest.data;
+ digest_offset = op->sym->auth.data.offset +
+ op->sym->auth.data.length;
+ }
+ m_last = rte_pktmbuf_lastseg(op->sym->m_src);
+ addr = (uint8_t *)((char *)m_last->buf_addr + m_last->data_off +
+ m_last->data_len - session->auth.ctx_len);
+
+ rte_mb();
+ offset = session->auth.offset;
+
+ if (session->auth.engine == CCP_ENGINE_SHA)
+ if ((session->auth.ut.sha_type != CCP_SHA_TYPE_1) &&
+ (session->auth.ut.sha_type != CCP_SHA_TYPE_224) &&
+ (session->auth.ut.sha_type != CCP_SHA_TYPE_256)) {
+ /* All other algorithms require byte
+ * swap done by host
+ */
+ unsigned int i;
+
+ offset = session->auth.ctx_len -
+ session->auth.offset - 1;
+ for (i = 0; i < session->auth.digest_length; i++)
+ digest_le[i] = addr[offset - i];
+ offset = 0;
+ addr = digest_le;
+ }
+
+ op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ if (session->auth.op == CCP_AUTH_OP_VERIFY) {
+ if (memcmp(addr + offset, digest_data,
+ session->auth.digest_length) != 0)
+ op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
+
+ } else {
+ if (unlikely(digest_data == 0))
+ digest_data = rte_pktmbuf_mtod_offset(
+ op->sym->m_dst, uint8_t *,
+ digest_offset);
+ rte_memcpy(digest_data, addr + offset,
+ session->auth.digest_length);
+ }
+ /* Trim area used for digest from mbuf. */
+ rte_pktmbuf_trim(op->sym->m_src,
+ session->auth.ctx_len);
+}
+
+static int
+ccp_prepare_ops(struct ccp_qp *qp,
+ struct rte_crypto_op **op_d,
+ struct ccp_batch_info *b_info,
+ uint16_t nb_ops)
+{
+ int i, min_ops;
+ struct ccp_session *session;
+
+ EVP_MD_CTX *auth_ctx = NULL;
+
+ auth_ctx = EVP_MD_CTX_create();
+ if (unlikely(!auth_ctx)) {
+ CCP_LOG_ERR("Unable to create auth ctx");
+ return 0;
+ }
+ min_ops = RTE_MIN(nb_ops, b_info->opcnt);
+
+ for (i = 0; i < min_ops; i++) {
+ op_d[i] = b_info->op[b_info->op_idx++];
+ session = (struct ccp_session *)get_sym_session_private_data(
+ op_d[i]->sym->session,
+ ccp_cryptodev_driver_id);
+ switch (session->cmd_id) {
+ case CCP_CMD_CIPHER:
+ op_d[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ break;
+ case CCP_CMD_AUTH:
+ if (session->auth_opt == 0)
+ ccp_auth_dq_prepare(op_d[i]);
+ break;
+ case CCP_CMD_CIPHER_HASH:
+ if (session->auth_opt)
+ cpu_crypto_auth(qp, op_d[i],
+ session, auth_ctx);
+ else
+ ccp_auth_dq_prepare(op_d[i]);
+ break;
+ case CCP_CMD_HASH_CIPHER:
+ if (session->auth_opt)
+ op_d[i]->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ else
+ ccp_auth_dq_prepare(op_d[i]);
+ break;
+ case CCP_CMD_COMBINED:
+ ccp_auth_dq_prepare(op_d[i]);
+ break;
+ default:
+ CCP_LOG_ERR("Unsupported cmd_id");
+ }
+ }
+
+ EVP_MD_CTX_destroy(auth_ctx);
+ b_info->opcnt -= min_ops;
+ return min_ops;
+}
+
+int
+process_ops_to_dequeue(struct ccp_qp *qp,
+ struct rte_crypto_op **op,
+ uint16_t nb_ops)
+{
+ struct ccp_batch_info *b_info;
+ uint32_t cur_head_offset;
+
+ if (qp->b_info != NULL) {
+ b_info = qp->b_info;
+ if (unlikely(b_info->op_idx > 0))
+ goto success;
+ } else if (rte_ring_dequeue(qp->processed_pkts,
+ (void **)&b_info))
+ return 0;
+
+ if (b_info->auth_ctr == b_info->opcnt)
+ goto success;
+ cur_head_offset = CCP_READ_REG(b_info->cmd_q->reg_base,
+ CMD_Q_HEAD_LO_BASE);
+
+ if (b_info->head_offset < b_info->tail_offset) {
+ if ((cur_head_offset >= b_info->head_offset) &&
+ (cur_head_offset < b_info->tail_offset)) {
+ qp->b_info = b_info;
+ return 0;
+ }
+ } else {
+ if ((cur_head_offset >= b_info->head_offset) ||
+ (cur_head_offset < b_info->tail_offset)) {
+ qp->b_info = b_info;
+ return 0;
+ }
+ }
+
+
+success:
+ nb_ops = ccp_prepare_ops(qp, op, b_info, nb_ops);
+ rte_atomic64_add(&b_info->cmd_q->free_slots, b_info->desccnt);
+ b_info->desccnt = 0;
+ if (b_info->opcnt > 0) {
+ qp->b_info = b_info;
+ } else {
+ rte_mempool_put(qp->batch_mp, (void *)b_info);
+ qp->b_info = NULL;
+ }
+
+ return nb_ops;
+}