1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2016-2017 Intel Corporation
5 #define OPENSSL_API_COMPAT 0x10100000L
7 #include <rte_common.h>
8 #include <rte_hexdump.h>
9 #include <rte_cryptodev.h>
10 #include <cryptodev_pmd.h>
11 #include <rte_bus_vdev.h>
12 #include <rte_malloc.h>
13 #include <rte_cpuflags.h>
15 #include <openssl/hmac.h>
16 #include <openssl/evp.h>
18 #include "openssl_pmd_private.h"
21 #define DES_BLOCK_SIZE 8
23 static uint8_t cryptodev_driver_id;
25 #if (OPENSSL_VERSION_NUMBER < 0x10100000L)
26 static HMAC_CTX *HMAC_CTX_new(void)
28 HMAC_CTX *ctx = OPENSSL_malloc(sizeof(*ctx));
35 static void HMAC_CTX_free(HMAC_CTX *ctx)
38 HMAC_CTX_cleanup(ctx);
44 static int cryptodev_openssl_remove(struct rte_vdev_device *vdev);
46 /*----------------------------------------------------------------------------*/
49 * Increment counter by 1
50 * Counter is 64 bit array, big-endian
55 uint64_t *ctr64 = (uint64_t *)ctr;
57 *ctr64 = __builtin_bswap64(*ctr64);
59 *ctr64 = __builtin_bswap64(*ctr64);
63 *------------------------------------------------------------------------------
65 *------------------------------------------------------------------------------
68 /** Get xform chain order */
69 static enum openssl_chain_order
70 openssl_get_chain_order(const struct rte_crypto_sym_xform *xform)
72 enum openssl_chain_order res = OPENSSL_CHAIN_NOT_SUPPORTED;
75 if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
76 if (xform->next == NULL)
77 res = OPENSSL_CHAIN_ONLY_AUTH;
78 else if (xform->next->type ==
79 RTE_CRYPTO_SYM_XFORM_CIPHER)
80 res = OPENSSL_CHAIN_AUTH_CIPHER;
82 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
83 if (xform->next == NULL)
84 res = OPENSSL_CHAIN_ONLY_CIPHER;
85 else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
86 res = OPENSSL_CHAIN_CIPHER_AUTH;
88 if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
89 res = OPENSSL_CHAIN_COMBINED;
95 /** Get session cipher key from input cipher key */
97 get_cipher_key(const uint8_t *input_key, int keylen, uint8_t *session_key)
99 memcpy(session_key, input_key, keylen);
102 /** Get key ede 24 bytes standard from input key */
104 get_cipher_key_ede(const uint8_t *key, int keylen, uint8_t *key_ede)
108 /* Initialize keys - 24 bytes: [key1-key2-key3] */
111 memcpy(key_ede, key, 24);
115 memcpy(key_ede, key, 16);
116 memcpy(key_ede + 16, key, 8);
119 /* K1 = K2 = K3 (DES compatibility) */
120 memcpy(key_ede, key, 8);
121 memcpy(key_ede + 8, key, 8);
122 memcpy(key_ede + 16, key, 8);
125 OPENSSL_LOG(ERR, "Unsupported key size");
132 /** Get adequate openssl function for input cipher algorithm */
134 get_cipher_algo(enum rte_crypto_cipher_algorithm sess_algo, size_t keylen,
135 const EVP_CIPHER **algo)
141 case RTE_CRYPTO_CIPHER_3DES_CBC:
144 *algo = EVP_des_cbc();
147 *algo = EVP_des_ede_cbc();
150 *algo = EVP_des_ede3_cbc();
156 case RTE_CRYPTO_CIPHER_3DES_CTR:
158 case RTE_CRYPTO_CIPHER_AES_CBC:
161 *algo = EVP_aes_128_cbc();
164 *algo = EVP_aes_192_cbc();
167 *algo = EVP_aes_256_cbc();
173 case RTE_CRYPTO_CIPHER_AES_CTR:
176 *algo = EVP_aes_128_ctr();
179 *algo = EVP_aes_192_ctr();
182 *algo = EVP_aes_256_ctr();
199 /** Get adequate openssl function for input auth algorithm */
201 get_auth_algo(enum rte_crypto_auth_algorithm sessalgo,
208 case RTE_CRYPTO_AUTH_MD5:
209 case RTE_CRYPTO_AUTH_MD5_HMAC:
212 case RTE_CRYPTO_AUTH_SHA1:
213 case RTE_CRYPTO_AUTH_SHA1_HMAC:
216 case RTE_CRYPTO_AUTH_SHA224:
217 case RTE_CRYPTO_AUTH_SHA224_HMAC:
218 *algo = EVP_sha224();
220 case RTE_CRYPTO_AUTH_SHA256:
221 case RTE_CRYPTO_AUTH_SHA256_HMAC:
222 *algo = EVP_sha256();
224 case RTE_CRYPTO_AUTH_SHA384:
225 case RTE_CRYPTO_AUTH_SHA384_HMAC:
226 *algo = EVP_sha384();
228 case RTE_CRYPTO_AUTH_SHA512:
229 case RTE_CRYPTO_AUTH_SHA512_HMAC:
230 *algo = EVP_sha512();
243 /** Get adequate openssl function for input cipher algorithm */
245 get_aead_algo(enum rte_crypto_aead_algorithm sess_algo, size_t keylen,
246 const EVP_CIPHER **algo)
252 case RTE_CRYPTO_AEAD_AES_GCM:
255 *algo = EVP_aes_128_gcm();
258 *algo = EVP_aes_192_gcm();
261 *algo = EVP_aes_256_gcm();
267 case RTE_CRYPTO_AEAD_AES_CCM:
270 *algo = EVP_aes_128_ccm();
273 *algo = EVP_aes_192_ccm();
276 *algo = EVP_aes_256_ccm();
293 /* Set session AEAD encryption parameters */
295 openssl_set_sess_aead_enc_param(struct openssl_session *sess,
296 enum rte_crypto_aead_algorithm algo,
297 uint8_t tag_len, const uint8_t *key)
302 sess->cipher.direction = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
303 sess->auth.operation = RTE_CRYPTO_AUTH_OP_GENERATE;
305 /* Select AEAD algo */
307 case RTE_CRYPTO_AEAD_AES_GCM:
308 iv_type = EVP_CTRL_GCM_SET_IVLEN;
313 case RTE_CRYPTO_AEAD_AES_CCM:
314 iv_type = EVP_CTRL_CCM_SET_IVLEN;
315 /* Digest size can be 4, 6, 8, 10, 12, 14 or 16 bytes */
316 if (tag_len < 4 || tag_len > 16 || (tag_len & 1) == 1)
324 sess->cipher.mode = OPENSSL_CIPHER_LIB;
325 sess->cipher.ctx = EVP_CIPHER_CTX_new();
327 if (get_aead_algo(algo, sess->cipher.key.length,
328 &sess->cipher.evp_algo) != 0)
331 get_cipher_key(key, sess->cipher.key.length, sess->cipher.key.data);
333 sess->chain_order = OPENSSL_CHAIN_COMBINED;
335 if (EVP_EncryptInit_ex(sess->cipher.ctx, sess->cipher.evp_algo,
336 NULL, NULL, NULL) <= 0)
339 if (EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, iv_type, sess->iv.length,
344 EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, EVP_CTRL_CCM_SET_TAG,
347 if (EVP_EncryptInit_ex(sess->cipher.ctx, NULL, NULL, key, NULL) <= 0)
353 /* Set session AEAD decryption parameters */
355 openssl_set_sess_aead_dec_param(struct openssl_session *sess,
356 enum rte_crypto_aead_algorithm algo,
357 uint8_t tag_len, const uint8_t *key)
360 unsigned int do_ccm = 0;
362 sess->cipher.direction = RTE_CRYPTO_CIPHER_OP_DECRYPT;
363 sess->auth.operation = RTE_CRYPTO_AUTH_OP_VERIFY;
365 /* Select AEAD algo */
367 case RTE_CRYPTO_AEAD_AES_GCM:
368 iv_type = EVP_CTRL_GCM_SET_IVLEN;
372 case RTE_CRYPTO_AEAD_AES_CCM:
373 iv_type = EVP_CTRL_CCM_SET_IVLEN;
374 /* Digest size can be 4, 6, 8, 10, 12, 14 or 16 bytes */
375 if (tag_len < 4 || tag_len > 16 || (tag_len & 1) == 1)
383 sess->cipher.mode = OPENSSL_CIPHER_LIB;
384 sess->cipher.ctx = EVP_CIPHER_CTX_new();
386 if (get_aead_algo(algo, sess->cipher.key.length,
387 &sess->cipher.evp_algo) != 0)
390 get_cipher_key(key, sess->cipher.key.length, sess->cipher.key.data);
392 sess->chain_order = OPENSSL_CHAIN_COMBINED;
394 if (EVP_DecryptInit_ex(sess->cipher.ctx, sess->cipher.evp_algo,
395 NULL, NULL, NULL) <= 0)
398 if (EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, iv_type,
399 sess->iv.length, NULL) <= 0)
403 EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, EVP_CTRL_CCM_SET_TAG,
406 if (EVP_DecryptInit_ex(sess->cipher.ctx, NULL, NULL, key, NULL) <= 0)
412 /** Set session cipher parameters */
414 openssl_set_session_cipher_parameters(struct openssl_session *sess,
415 const struct rte_crypto_sym_xform *xform)
417 /* Select cipher direction */
418 sess->cipher.direction = xform->cipher.op;
419 /* Select cipher key */
420 sess->cipher.key.length = xform->cipher.key.length;
422 /* Set IV parameters */
423 sess->iv.offset = xform->cipher.iv.offset;
424 sess->iv.length = xform->cipher.iv.length;
426 /* Select cipher algo */
427 switch (xform->cipher.algo) {
428 case RTE_CRYPTO_CIPHER_3DES_CBC:
429 case RTE_CRYPTO_CIPHER_AES_CBC:
430 case RTE_CRYPTO_CIPHER_AES_CTR:
431 sess->cipher.mode = OPENSSL_CIPHER_LIB;
432 sess->cipher.algo = xform->cipher.algo;
433 sess->cipher.ctx = EVP_CIPHER_CTX_new();
435 if (get_cipher_algo(sess->cipher.algo, sess->cipher.key.length,
436 &sess->cipher.evp_algo) != 0)
439 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
440 sess->cipher.key.data);
441 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
442 if (EVP_EncryptInit_ex(sess->cipher.ctx,
443 sess->cipher.evp_algo,
444 NULL, xform->cipher.key.data,
448 } else if (sess->cipher.direction ==
449 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
450 if (EVP_DecryptInit_ex(sess->cipher.ctx,
451 sess->cipher.evp_algo,
452 NULL, xform->cipher.key.data,
460 case RTE_CRYPTO_CIPHER_3DES_CTR:
461 sess->cipher.mode = OPENSSL_CIPHER_DES3CTR;
462 sess->cipher.ctx = EVP_CIPHER_CTX_new();
464 if (get_cipher_key_ede(xform->cipher.key.data,
465 sess->cipher.key.length,
466 sess->cipher.key.data) != 0)
470 case RTE_CRYPTO_CIPHER_DES_CBC:
471 sess->cipher.algo = xform->cipher.algo;
472 sess->cipher.ctx = EVP_CIPHER_CTX_new();
473 sess->cipher.evp_algo = EVP_des_cbc();
475 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
476 sess->cipher.key.data);
477 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
478 if (EVP_EncryptInit_ex(sess->cipher.ctx,
479 sess->cipher.evp_algo,
480 NULL, xform->cipher.key.data,
484 } else if (sess->cipher.direction ==
485 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
486 if (EVP_DecryptInit_ex(sess->cipher.ctx,
487 sess->cipher.evp_algo,
488 NULL, xform->cipher.key.data,
496 case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
497 sess->cipher.algo = xform->cipher.algo;
498 sess->chain_order = OPENSSL_CHAIN_CIPHER_BPI;
499 sess->cipher.ctx = EVP_CIPHER_CTX_new();
500 sess->cipher.evp_algo = EVP_des_cbc();
502 sess->cipher.bpi_ctx = EVP_CIPHER_CTX_new();
503 /* IV will be ECB encrypted whether direction is encrypt or decrypt */
504 if (EVP_EncryptInit_ex(sess->cipher.bpi_ctx, EVP_des_ecb(),
505 NULL, xform->cipher.key.data, 0) != 1)
508 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
509 sess->cipher.key.data);
510 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
511 if (EVP_EncryptInit_ex(sess->cipher.ctx,
512 sess->cipher.evp_algo,
513 NULL, xform->cipher.key.data,
517 } else if (sess->cipher.direction ==
518 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
519 if (EVP_DecryptInit_ex(sess->cipher.ctx,
520 sess->cipher.evp_algo,
521 NULL, xform->cipher.key.data,
529 sess->cipher.algo = RTE_CRYPTO_CIPHER_NULL;
536 /* Set session auth parameters */
538 openssl_set_session_auth_parameters(struct openssl_session *sess,
539 const struct rte_crypto_sym_xform *xform)
541 /* Select auth generate/verify */
542 sess->auth.operation = xform->auth.op;
543 sess->auth.algo = xform->auth.algo;
545 sess->auth.digest_length = xform->auth.digest_length;
547 /* Select auth algo */
548 switch (xform->auth.algo) {
549 case RTE_CRYPTO_AUTH_AES_GMAC:
551 * OpenSSL requires GMAC to be a GCM operation
552 * with no cipher data length
554 sess->cipher.key.length = xform->auth.key.length;
556 /* Set IV parameters */
557 sess->iv.offset = xform->auth.iv.offset;
558 sess->iv.length = xform->auth.iv.length;
560 if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_GENERATE)
561 return openssl_set_sess_aead_enc_param(sess,
562 RTE_CRYPTO_AEAD_AES_GCM,
563 xform->auth.digest_length,
564 xform->auth.key.data);
566 return openssl_set_sess_aead_dec_param(sess,
567 RTE_CRYPTO_AEAD_AES_GCM,
568 xform->auth.digest_length,
569 xform->auth.key.data);
572 case RTE_CRYPTO_AUTH_MD5:
573 case RTE_CRYPTO_AUTH_SHA1:
574 case RTE_CRYPTO_AUTH_SHA224:
575 case RTE_CRYPTO_AUTH_SHA256:
576 case RTE_CRYPTO_AUTH_SHA384:
577 case RTE_CRYPTO_AUTH_SHA512:
578 sess->auth.mode = OPENSSL_AUTH_AS_AUTH;
579 if (get_auth_algo(xform->auth.algo,
580 &sess->auth.auth.evp_algo) != 0)
582 sess->auth.auth.ctx = EVP_MD_CTX_create();
585 case RTE_CRYPTO_AUTH_MD5_HMAC:
586 case RTE_CRYPTO_AUTH_SHA1_HMAC:
587 case RTE_CRYPTO_AUTH_SHA224_HMAC:
588 case RTE_CRYPTO_AUTH_SHA256_HMAC:
589 case RTE_CRYPTO_AUTH_SHA384_HMAC:
590 case RTE_CRYPTO_AUTH_SHA512_HMAC:
591 sess->auth.mode = OPENSSL_AUTH_AS_HMAC;
592 sess->auth.hmac.ctx = HMAC_CTX_new();
593 if (get_auth_algo(xform->auth.algo,
594 &sess->auth.hmac.evp_algo) != 0)
597 if (HMAC_Init_ex(sess->auth.hmac.ctx,
598 xform->auth.key.data,
599 xform->auth.key.length,
600 sess->auth.hmac.evp_algo, NULL) != 1)
611 /* Set session AEAD parameters */
613 openssl_set_session_aead_parameters(struct openssl_session *sess,
614 const struct rte_crypto_sym_xform *xform)
616 /* Select cipher key */
617 sess->cipher.key.length = xform->aead.key.length;
619 /* Set IV parameters */
620 if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
622 * For AES-CCM, the actual IV is placed
623 * one byte after the start of the IV field,
624 * according to the API.
626 sess->iv.offset = xform->aead.iv.offset + 1;
628 sess->iv.offset = xform->aead.iv.offset;
630 sess->iv.length = xform->aead.iv.length;
632 sess->auth.aad_length = xform->aead.aad_length;
633 sess->auth.digest_length = xform->aead.digest_length;
635 sess->aead_algo = xform->aead.algo;
636 /* Select cipher direction */
637 if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
638 return openssl_set_sess_aead_enc_param(sess, xform->aead.algo,
639 xform->aead.digest_length, xform->aead.key.data);
641 return openssl_set_sess_aead_dec_param(sess, xform->aead.algo,
642 xform->aead.digest_length, xform->aead.key.data);
645 /** Parse crypto xform chain and set private session parameters */
647 openssl_set_session_parameters(struct openssl_session *sess,
648 const struct rte_crypto_sym_xform *xform)
650 const struct rte_crypto_sym_xform *cipher_xform = NULL;
651 const struct rte_crypto_sym_xform *auth_xform = NULL;
652 const struct rte_crypto_sym_xform *aead_xform = NULL;
655 sess->chain_order = openssl_get_chain_order(xform);
656 switch (sess->chain_order) {
657 case OPENSSL_CHAIN_ONLY_CIPHER:
658 cipher_xform = xform;
660 case OPENSSL_CHAIN_ONLY_AUTH:
663 case OPENSSL_CHAIN_CIPHER_AUTH:
664 cipher_xform = xform;
665 auth_xform = xform->next;
667 case OPENSSL_CHAIN_AUTH_CIPHER:
669 cipher_xform = xform->next;
671 case OPENSSL_CHAIN_COMBINED:
678 /* Default IV length = 0 */
681 /* cipher_xform must be check before auth_xform */
683 ret = openssl_set_session_cipher_parameters(
687 "Invalid/unsupported cipher parameters");
693 ret = openssl_set_session_auth_parameters(sess, auth_xform);
696 "Invalid/unsupported auth parameters");
702 ret = openssl_set_session_aead_parameters(sess, aead_xform);
705 "Invalid/unsupported AEAD parameters");
713 /** Reset private session parameters */
715 openssl_reset_session(struct openssl_session *sess)
717 EVP_CIPHER_CTX_free(sess->cipher.ctx);
719 if (sess->chain_order == OPENSSL_CHAIN_CIPHER_BPI)
720 EVP_CIPHER_CTX_free(sess->cipher.bpi_ctx);
722 switch (sess->auth.mode) {
723 case OPENSSL_AUTH_AS_AUTH:
724 EVP_MD_CTX_destroy(sess->auth.auth.ctx);
726 case OPENSSL_AUTH_AS_HMAC:
727 EVP_PKEY_free(sess->auth.hmac.pkey);
728 HMAC_CTX_free(sess->auth.hmac.ctx);
735 /** Provide session for operation */
737 get_session(struct openssl_qp *qp, struct rte_crypto_op *op)
739 struct openssl_session *sess = NULL;
740 struct openssl_asym_session *asym_sess = NULL;
742 if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
743 if (op->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
744 /* get existing session */
745 if (likely(op->sym->session != NULL))
746 sess = (struct openssl_session *)
747 get_sym_session_private_data(
749 cryptodev_driver_id);
751 if (likely(op->asym->session != NULL))
752 asym_sess = (struct openssl_asym_session *)
753 op->asym->session->sess_private_data;
754 if (asym_sess == NULL)
756 RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
760 /* sessionless asymmetric not supported */
761 if (op->type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC)
764 /* provide internal session */
765 void *_sess = rte_cryptodev_sym_session_create(qp->sess_mp);
766 void *_sess_private_data = NULL;
771 if (rte_mempool_get(qp->sess_mp_priv,
772 (void **)&_sess_private_data))
775 sess = (struct openssl_session *)_sess_private_data;
777 if (unlikely(openssl_set_session_parameters(sess,
778 op->sym->xform) != 0)) {
779 rte_mempool_put(qp->sess_mp, _sess);
780 rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
783 op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
784 set_sym_session_private_data(op->sym->session,
785 cryptodev_driver_id, _sess_private_data);
789 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
795 *------------------------------------------------------------------------------
797 *------------------------------------------------------------------------------
800 process_openssl_encryption_update(struct rte_mbuf *mbuf_src, int offset,
801 uint8_t **dst, int srclen, EVP_CIPHER_CTX *ctx, uint8_t inplace)
806 uint8_t *src, temp[EVP_CIPHER_CTX_block_size(ctx)];
808 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
810 offset -= rte_pktmbuf_data_len(m);
815 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
819 l = rte_pktmbuf_data_len(m) - offset;
821 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
827 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
833 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
834 uint8_t diff = l - dstlen, rem;
836 src = rte_pktmbuf_mtod(m, uint8_t *);
837 l = RTE_MIN(rte_pktmbuf_data_len(m), n);
838 if (diff && inplace) {
840 (EVP_CIPHER_CTX_block_size(ctx) - diff));
841 if (EVP_EncryptUpdate(ctx, temp,
842 &dstlen, src, rem) <= 0)
845 rte_memcpy(*dst, temp, diff);
846 rte_memcpy(src, temp + diff, rem);
852 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
862 process_openssl_decryption_update(struct rte_mbuf *mbuf_src, int offset,
863 uint8_t **dst, int srclen, EVP_CIPHER_CTX *ctx, uint8_t inplace)
868 uint8_t *src, temp[EVP_CIPHER_CTX_block_size(ctx)];
870 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
872 offset -= rte_pktmbuf_data_len(m);
877 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
881 l = rte_pktmbuf_data_len(m) - offset;
883 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
889 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
895 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
896 uint8_t diff = l - dstlen, rem;
898 src = rte_pktmbuf_mtod(m, uint8_t *);
899 l = RTE_MIN(rte_pktmbuf_data_len(m), n);
900 if (diff && inplace) {
902 (EVP_CIPHER_CTX_block_size(ctx) - diff));
903 if (EVP_DecryptUpdate(ctx, temp,
904 &dstlen, src, rem) <= 0)
907 rte_memcpy(*dst, temp, diff);
908 rte_memcpy(src, temp + diff, rem);
914 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
923 /** Process standard openssl cipher encryption */
925 process_openssl_cipher_encrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
926 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx,
931 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
932 goto process_cipher_encrypt_err;
934 EVP_CIPHER_CTX_set_padding(ctx, 0);
936 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
937 srclen, ctx, inplace))
938 goto process_cipher_encrypt_err;
940 if (EVP_EncryptFinal_ex(ctx, dst, &totlen) <= 0)
941 goto process_cipher_encrypt_err;
945 process_cipher_encrypt_err:
946 OPENSSL_LOG(ERR, "Process openssl cipher encrypt failed");
950 /** Process standard openssl cipher encryption */
952 process_openssl_cipher_bpi_encrypt(uint8_t *src, uint8_t *dst,
953 uint8_t *iv, int srclen,
957 uint8_t encrypted_iv[DES_BLOCK_SIZE];
960 if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen,
961 iv, DES_BLOCK_SIZE) <= 0)
962 goto process_cipher_encrypt_err;
964 for (i = 0; i < srclen; i++)
965 *(dst + i) = *(src + i) ^ (encrypted_iv[i]);
969 process_cipher_encrypt_err:
970 OPENSSL_LOG(ERR, "Process openssl cipher bpi encrypt failed");
973 /** Process standard openssl cipher decryption */
975 process_openssl_cipher_decrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
976 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx,
981 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
982 goto process_cipher_decrypt_err;
984 EVP_CIPHER_CTX_set_padding(ctx, 0);
986 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
987 srclen, ctx, inplace))
988 goto process_cipher_decrypt_err;
990 if (EVP_DecryptFinal_ex(ctx, dst, &totlen) <= 0)
991 goto process_cipher_decrypt_err;
994 process_cipher_decrypt_err:
995 OPENSSL_LOG(ERR, "Process openssl cipher decrypt failed");
999 /** Process cipher des 3 ctr encryption, decryption algorithm */
1001 process_openssl_cipher_des3ctr(struct rte_mbuf *mbuf_src, uint8_t *dst,
1002 int offset, uint8_t *iv, uint8_t *key, int srclen,
1003 EVP_CIPHER_CTX *ctx)
1005 uint8_t ebuf[8], ctr[8];
1011 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1013 offset -= rte_pktmbuf_data_len(m);
1016 goto process_cipher_des3ctr_err;
1018 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1019 l = rte_pktmbuf_data_len(m) - offset;
1021 /* We use 3DES encryption also for decryption.
1022 * IV is not important for 3DES ecb
1024 if (EVP_EncryptInit_ex(ctx, EVP_des_ede3_ecb(), NULL, key, NULL) <= 0)
1025 goto process_cipher_des3ctr_err;
1029 for (n = 0; n < srclen; n++) {
1031 if (EVP_EncryptUpdate(ctx,
1032 (unsigned char *)&ebuf, &unused,
1033 (const unsigned char *)&ctr, 8) <= 0)
1034 goto process_cipher_des3ctr_err;
1037 dst[n] = *(src++) ^ ebuf[n % 8];
1043 src = rte_pktmbuf_mtod(m, uint8_t *);
1044 l = rte_pktmbuf_data_len(m);
1051 process_cipher_des3ctr_err:
1052 OPENSSL_LOG(ERR, "Process openssl cipher des 3 ede ctr failed");
1056 /** Process AES-GCM encrypt algorithm */
1058 process_openssl_auth_encryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1059 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1060 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1062 int len = 0, unused = 0;
1063 uint8_t empty[] = {};
1065 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1066 goto process_auth_encryption_gcm_err;
1069 if (EVP_EncryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1070 goto process_auth_encryption_gcm_err;
1073 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1075 goto process_auth_encryption_gcm_err;
1077 /* Workaround open ssl bug in version less then 1.0.1f */
1078 if (EVP_EncryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1079 goto process_auth_encryption_gcm_err;
1081 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1082 goto process_auth_encryption_gcm_err;
1084 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, 16, tag) <= 0)
1085 goto process_auth_encryption_gcm_err;
1089 process_auth_encryption_gcm_err:
1090 OPENSSL_LOG(ERR, "Process openssl auth encryption gcm failed");
1094 /** Process AES-CCM encrypt algorithm */
1096 process_openssl_auth_encryption_ccm(struct rte_mbuf *mbuf_src, int offset,
1097 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1098 uint8_t *dst, uint8_t *tag, uint8_t taglen, EVP_CIPHER_CTX *ctx)
1102 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1103 goto process_auth_encryption_ccm_err;
1105 if (EVP_EncryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1106 goto process_auth_encryption_ccm_err;
1110 * For AES-CCM, the actual AAD is placed
1111 * 18 bytes after the start of the AAD field,
1112 * according to the API.
1114 if (EVP_EncryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1115 goto process_auth_encryption_ccm_err;
1118 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1120 goto process_auth_encryption_ccm_err;
1122 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1123 goto process_auth_encryption_ccm_err;
1125 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_GET_TAG, taglen, tag) <= 0)
1126 goto process_auth_encryption_ccm_err;
1130 process_auth_encryption_ccm_err:
1131 OPENSSL_LOG(ERR, "Process openssl auth encryption ccm failed");
1135 /** Process AES-GCM decrypt algorithm */
1137 process_openssl_auth_decryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1138 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1139 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1141 int len = 0, unused = 0;
1142 uint8_t empty[] = {};
1144 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, 16, tag) <= 0)
1145 goto process_auth_decryption_gcm_err;
1147 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1148 goto process_auth_decryption_gcm_err;
1151 if (EVP_DecryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1152 goto process_auth_decryption_gcm_err;
1155 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1157 goto process_auth_decryption_gcm_err;
1159 /* Workaround open ssl bug in version less then 1.0.1f */
1160 if (EVP_DecryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1161 goto process_auth_decryption_gcm_err;
1163 if (EVP_DecryptFinal_ex(ctx, dst, &len) <= 0)
1168 process_auth_decryption_gcm_err:
1169 OPENSSL_LOG(ERR, "Process openssl auth decryption gcm failed");
1173 /** Process AES-CCM decrypt algorithm */
1175 process_openssl_auth_decryption_ccm(struct rte_mbuf *mbuf_src, int offset,
1176 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1177 uint8_t *dst, uint8_t *tag, uint8_t tag_len,
1178 EVP_CIPHER_CTX *ctx)
1182 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tag_len, tag) <= 0)
1183 goto process_auth_decryption_ccm_err;
1185 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1186 goto process_auth_decryption_ccm_err;
1188 if (EVP_DecryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1189 goto process_auth_decryption_ccm_err;
1193 * For AES-CCM, the actual AAD is placed
1194 * 18 bytes after the start of the AAD field,
1195 * according to the API.
1197 if (EVP_DecryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1198 goto process_auth_decryption_ccm_err;
1201 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1207 process_auth_decryption_ccm_err:
1208 OPENSSL_LOG(ERR, "Process openssl auth decryption ccm failed");
1212 /** Process standard openssl auth algorithms */
1214 process_openssl_auth(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1215 __rte_unused uint8_t *iv, __rte_unused EVP_PKEY * pkey,
1216 int srclen, EVP_MD_CTX *ctx, const EVP_MD *algo)
1223 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1225 offset -= rte_pktmbuf_data_len(m);
1228 goto process_auth_err;
1230 if (EVP_DigestInit_ex(ctx, algo, NULL) <= 0)
1231 goto process_auth_err;
1233 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1235 l = rte_pktmbuf_data_len(m) - offset;
1237 if (EVP_DigestUpdate(ctx, (char *)src, srclen) <= 0)
1238 goto process_auth_err;
1239 goto process_auth_final;
1242 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1243 goto process_auth_err;
1247 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1248 src = rte_pktmbuf_mtod(m, uint8_t *);
1249 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1250 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1251 goto process_auth_err;
1256 if (EVP_DigestFinal_ex(ctx, dst, (unsigned int *)&dstlen) <= 0)
1257 goto process_auth_err;
1261 OPENSSL_LOG(ERR, "Process openssl auth failed");
1265 /** Process standard openssl auth algorithms with hmac */
1267 process_openssl_auth_hmac(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1268 int srclen, HMAC_CTX *ctx)
1270 unsigned int dstlen;
1275 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1277 offset -= rte_pktmbuf_data_len(m);
1280 goto process_auth_err;
1282 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1284 l = rte_pktmbuf_data_len(m) - offset;
1286 if (HMAC_Update(ctx, (unsigned char *)src, srclen) != 1)
1287 goto process_auth_err;
1288 goto process_auth_final;
1291 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1292 goto process_auth_err;
1296 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1297 src = rte_pktmbuf_mtod(m, uint8_t *);
1298 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1299 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1300 goto process_auth_err;
1305 if (HMAC_Final(ctx, dst, &dstlen) != 1)
1306 goto process_auth_err;
1308 if (unlikely(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL) != 1))
1309 goto process_auth_err;
1314 OPENSSL_LOG(ERR, "Process openssl auth failed");
1318 /*----------------------------------------------------------------------------*/
1320 /** Process auth/cipher combined operation */
1322 process_openssl_combined_op
1323 (struct rte_crypto_op *op, struct openssl_session *sess,
1324 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1327 uint8_t *dst = NULL, *iv, *tag, *aad;
1328 int srclen, aadlen, status = -1;
1331 EVP_CIPHER_CTX *ctx_copy;
1334 * Segmented destination buffer is not supported for
1335 * encryption/decryption
1337 if (!rte_pktmbuf_is_contiguous(mbuf_dst)) {
1338 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1342 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1344 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
1346 offset = op->sym->auth.data.offset;
1347 aadlen = op->sym->auth.data.length;
1348 aad = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1349 op->sym->auth.data.offset);
1350 tag = op->sym->auth.digest.data;
1352 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1355 srclen = op->sym->aead.data.length;
1356 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1357 op->sym->aead.data.offset);
1358 offset = op->sym->aead.data.offset;
1359 aad = op->sym->aead.aad.data;
1360 aadlen = sess->auth.aad_length;
1361 tag = op->sym->aead.digest.data;
1363 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1367 taglen = sess->auth.digest_length;
1368 ctx_copy = EVP_CIPHER_CTX_new();
1369 EVP_CIPHER_CTX_copy(ctx_copy, sess->cipher.ctx);
1371 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1372 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1373 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1374 status = process_openssl_auth_encryption_gcm(
1375 mbuf_src, offset, srclen,
1377 dst, tag, ctx_copy);
1379 status = process_openssl_auth_encryption_ccm(
1380 mbuf_src, offset, srclen,
1382 dst, tag, taglen, ctx_copy);
1385 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1386 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1387 status = process_openssl_auth_decryption_gcm(
1388 mbuf_src, offset, srclen,
1390 dst, tag, ctx_copy);
1392 status = process_openssl_auth_decryption_ccm(
1393 mbuf_src, offset, srclen,
1395 dst, tag, taglen, ctx_copy);
1398 EVP_CIPHER_CTX_free(ctx_copy);
1400 if (status == (-EFAULT) &&
1401 sess->auth.operation ==
1402 RTE_CRYPTO_AUTH_OP_VERIFY)
1403 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1405 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1409 /** Process cipher operation */
1411 process_openssl_cipher_op
1412 (struct rte_crypto_op *op, struct openssl_session *sess,
1413 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1417 uint8_t inplace = (mbuf_src == mbuf_dst) ? 1 : 0;
1418 EVP_CIPHER_CTX *ctx_copy;
1421 * Segmented OOP destination buffer is not supported for encryption/
1422 * decryption. In case of des3ctr, even inplace segmented buffers are
1425 if (!rte_pktmbuf_is_contiguous(mbuf_dst) &&
1426 (!inplace || sess->cipher.mode != OPENSSL_CIPHER_LIB)) {
1427 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1431 srclen = op->sym->cipher.data.length;
1432 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1433 op->sym->cipher.data.offset);
1435 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1437 ctx_copy = EVP_CIPHER_CTX_new();
1438 EVP_CIPHER_CTX_copy(ctx_copy, sess->cipher.ctx);
1440 if (sess->cipher.mode == OPENSSL_CIPHER_LIB)
1441 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1442 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1443 op->sym->cipher.data.offset, iv,
1444 srclen, ctx_copy, inplace);
1446 status = process_openssl_cipher_decrypt(mbuf_src, dst,
1447 op->sym->cipher.data.offset, iv,
1448 srclen, ctx_copy, inplace);
1450 status = process_openssl_cipher_des3ctr(mbuf_src, dst,
1451 op->sym->cipher.data.offset, iv,
1452 sess->cipher.key.data, srclen,
1455 EVP_CIPHER_CTX_free(ctx_copy);
1457 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1460 /** Process cipher operation */
1462 process_openssl_docsis_bpi_op(struct rte_crypto_op *op,
1463 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1464 struct rte_mbuf *mbuf_dst)
1466 uint8_t *src, *dst, *iv;
1467 uint8_t block_size, last_block_len;
1468 int srclen, status = 0;
1470 srclen = op->sym->cipher.data.length;
1471 src = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1472 op->sym->cipher.data.offset);
1473 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1474 op->sym->cipher.data.offset);
1476 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1479 block_size = DES_BLOCK_SIZE;
1481 last_block_len = srclen % block_size;
1482 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1483 /* Encrypt only with ECB mode XOR IV */
1484 if (srclen < block_size) {
1485 status = process_openssl_cipher_bpi_encrypt(src, dst,
1487 sess->cipher.bpi_ctx);
1489 srclen -= last_block_len;
1490 /* Encrypt with the block aligned stream with CBC mode */
1491 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1492 op->sym->cipher.data.offset, iv,
1493 srclen, sess->cipher.ctx, 0);
1494 if (last_block_len) {
1495 /* Point at last block */
1498 * IV is the last encrypted block from
1499 * the previous operation
1501 iv = dst - block_size;
1503 srclen = last_block_len;
1504 /* Encrypt the last frame with ECB mode */
1505 status |= process_openssl_cipher_bpi_encrypt(src,
1507 srclen, sess->cipher.bpi_ctx);
1511 /* Decrypt only with ECB mode (encrypt, as it is same operation) */
1512 if (srclen < block_size) {
1513 status = process_openssl_cipher_bpi_encrypt(src, dst,
1516 sess->cipher.bpi_ctx);
1518 if (last_block_len) {
1519 /* Point at last block */
1520 dst += srclen - last_block_len;
1521 src += srclen - last_block_len;
1523 * IV is the last full block
1525 iv = src - block_size;
1527 * Decrypt the last frame with ECB mode
1528 * (encrypt, as it is the same operation)
1530 status = process_openssl_cipher_bpi_encrypt(src,
1532 last_block_len, sess->cipher.bpi_ctx);
1533 /* Prepare parameters for CBC mode op */
1534 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1536 dst += last_block_len - srclen;
1537 srclen -= last_block_len;
1540 /* Decrypt with CBC mode */
1541 status |= process_openssl_cipher_decrypt(mbuf_src, dst,
1542 op->sym->cipher.data.offset, iv,
1543 srclen, sess->cipher.ctx, 0);
1548 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1551 /** Process auth operation */
1553 process_openssl_auth_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1554 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1555 struct rte_mbuf *mbuf_dst)
1562 srclen = op->sym->auth.data.length;
1564 dst = qp->temp_digest;
1566 switch (sess->auth.mode) {
1567 case OPENSSL_AUTH_AS_AUTH:
1568 ctx_a = EVP_MD_CTX_create();
1569 EVP_MD_CTX_copy_ex(ctx_a, sess->auth.auth.ctx);
1570 status = process_openssl_auth(mbuf_src, dst,
1571 op->sym->auth.data.offset, NULL, NULL, srclen,
1572 ctx_a, sess->auth.auth.evp_algo);
1573 EVP_MD_CTX_destroy(ctx_a);
1575 case OPENSSL_AUTH_AS_HMAC:
1576 ctx_h = HMAC_CTX_new();
1577 HMAC_CTX_copy(ctx_h, sess->auth.hmac.ctx);
1578 status = process_openssl_auth_hmac(mbuf_src, dst,
1579 op->sym->auth.data.offset, srclen,
1581 HMAC_CTX_free(ctx_h);
1588 if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1589 if (CRYPTO_memcmp(dst, op->sym->auth.digest.data,
1590 sess->auth.digest_length) != 0) {
1591 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1596 auth_dst = op->sym->auth.digest.data;
1597 if (auth_dst == NULL)
1598 auth_dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1599 op->sym->auth.data.offset +
1600 op->sym->auth.data.length);
1601 memcpy(auth_dst, dst, sess->auth.digest_length);
1605 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1608 /* process dsa sign operation */
1610 process_openssl_dsa_sign_op(struct rte_crypto_op *cop,
1611 struct openssl_asym_session *sess)
1613 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1614 DSA *dsa = sess->u.s.dsa;
1615 DSA_SIG *sign = NULL;
1617 sign = DSA_do_sign(op->message.data,
1622 OPENSSL_LOG(ERR, "%s:%d\n", __func__, __LINE__);
1623 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1625 const BIGNUM *r = NULL, *s = NULL;
1626 get_dsa_sign(sign, &r, &s);
1628 op->r.length = BN_bn2bin(r, op->r.data);
1629 op->s.length = BN_bn2bin(s, op->s.data);
1630 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1638 /* process dsa verify operation */
1640 process_openssl_dsa_verify_op(struct rte_crypto_op *cop,
1641 struct openssl_asym_session *sess)
1643 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1644 DSA *dsa = sess->u.s.dsa;
1646 DSA_SIG *sign = DSA_SIG_new();
1647 BIGNUM *r = NULL, *s = NULL;
1648 BIGNUM *pub_key = NULL;
1651 OPENSSL_LOG(ERR, " %s:%d\n", __func__, __LINE__);
1652 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1656 r = BN_bin2bn(op->r.data,
1659 s = BN_bin2bn(op->s.data,
1662 pub_key = BN_bin2bn(op->y.data,
1665 if (!r || !s || !pub_key) {
1670 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1673 set_dsa_sign(sign, r, s);
1674 set_dsa_pub_key(dsa, pub_key);
1676 ret = DSA_do_verify(op->message.data,
1682 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1684 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1691 /* process dh operation */
1693 process_openssl_dh_op(struct rte_crypto_op *cop,
1694 struct openssl_asym_session *sess)
1696 struct rte_crypto_dh_op_param *op = &cop->asym->dh;
1697 struct rte_crypto_asym_op *asym_op = cop->asym;
1698 DH *dh_key = sess->u.dh.dh_key;
1699 BIGNUM *priv_key = NULL;
1702 if (asym_op->dh.ke_type == RTE_CRYPTO_ASYM_KE_SHARED_SECRET_COMPUTE) {
1703 /* compute shared secret using peer public key
1704 * and current private key
1705 * shared secret = peer_key ^ priv_key mod p
1707 BIGNUM *peer_key = NULL;
1709 /* copy private key and peer key and compute shared secret */
1710 peer_key = BN_bin2bn(op->pub_key.data,
1713 if (peer_key == NULL) {
1714 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1717 priv_key = BN_bin2bn(op->priv_key.data,
1718 op->priv_key.length,
1720 if (priv_key == NULL) {
1722 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1725 ret = set_dh_priv_key(dh_key, priv_key);
1727 OPENSSL_LOG(ERR, "Failed to set private key\n");
1728 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1734 ret = DH_compute_key(
1735 op->shared_secret.data,
1738 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1740 /* priv key is already loaded into dh,
1741 * let's not free that directly here.
1742 * DH_free() will auto free it later.
1746 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1747 op->shared_secret.length = ret;
1753 * other options are public and private key generations.
1755 * if user provides private key,
1756 * then first set DH with user provided private key
1758 if (asym_op->dh.ke_type == RTE_CRYPTO_ASYM_KE_PUB_KEY_GENERATE &&
1759 op->priv_key.length) {
1760 /* generate public key using user-provided private key
1761 * pub_key = g ^ priv_key mod p
1764 /* load private key into DH */
1765 priv_key = BN_bin2bn(op->priv_key.data,
1766 op->priv_key.length,
1768 if (priv_key == NULL) {
1769 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1772 ret = set_dh_priv_key(dh_key, priv_key);
1774 OPENSSL_LOG(ERR, "Failed to set private key\n");
1775 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1781 /* generate public and private key pair.
1783 * if private key already set, generates only public key.
1785 * if private key is not already set, then set it to random value
1786 * and update internal private key.
1788 if (!DH_generate_key(dh_key)) {
1789 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1793 if (asym_op->dh.ke_type == RTE_CRYPTO_ASYM_KE_PUB_KEY_GENERATE) {
1794 const BIGNUM *pub_key = NULL;
1796 OPENSSL_LOG(DEBUG, "%s:%d update public key\n",
1797 __func__, __LINE__);
1799 /* get the generated keys */
1800 get_dh_pub_key(dh_key, &pub_key);
1802 /* output public key */
1803 op->pub_key.length = BN_bn2bin(pub_key,
1807 if (asym_op->dh.ke_type == RTE_CRYPTO_ASYM_KE_PRIV_KEY_GENERATE) {
1808 const BIGNUM *priv_key = NULL;
1810 OPENSSL_LOG(DEBUG, "%s:%d updated priv key\n",
1811 __func__, __LINE__);
1813 /* get the generated keys */
1814 get_dh_priv_key(dh_key, &priv_key);
1816 /* provide generated private key back to user */
1817 op->priv_key.length = BN_bn2bin(priv_key,
1821 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1826 /* process modinv operation */
1828 process_openssl_modinv_op(struct rte_crypto_op *cop,
1829 struct openssl_asym_session *sess)
1831 struct rte_crypto_asym_op *op = cop->asym;
1832 BIGNUM *base = BN_CTX_get(sess->u.m.ctx);
1833 BIGNUM *res = BN_CTX_get(sess->u.m.ctx);
1835 if (unlikely(base == NULL || res == NULL)) {
1838 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1842 base = BN_bin2bn((const unsigned char *)op->modinv.base.data,
1843 op->modinv.base.length, base);
1845 if (BN_mod_inverse(res, base, sess->u.m.modulus, sess->u.m.ctx)) {
1846 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1847 op->modinv.result.length = BN_bn2bin(res, op->modinv.result.data);
1849 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1858 /* process modexp operation */
1860 process_openssl_modexp_op(struct rte_crypto_op *cop,
1861 struct openssl_asym_session *sess)
1863 struct rte_crypto_asym_op *op = cop->asym;
1864 BIGNUM *base = BN_CTX_get(sess->u.e.ctx);
1865 BIGNUM *res = BN_CTX_get(sess->u.e.ctx);
1867 if (unlikely(base == NULL || res == NULL)) {
1870 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1874 base = BN_bin2bn((const unsigned char *)op->modex.base.data,
1875 op->modex.base.length, base);
1877 if (BN_mod_exp(res, base, sess->u.e.exp,
1878 sess->u.e.mod, sess->u.e.ctx)) {
1879 op->modex.result.length = BN_bn2bin(res, op->modex.result.data);
1880 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1882 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1891 /* process rsa operations */
1893 process_openssl_rsa_op(struct rte_crypto_op *cop,
1894 struct openssl_asym_session *sess)
1897 struct rte_crypto_asym_op *op = cop->asym;
1898 RSA *rsa = sess->u.r.rsa;
1899 uint32_t pad = (op->rsa.pad);
1902 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1905 case RTE_CRYPTO_RSA_PADDING_PKCS1_5:
1906 pad = RSA_PKCS1_PADDING;
1908 case RTE_CRYPTO_RSA_PADDING_NONE:
1909 pad = RSA_NO_PADDING;
1912 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1914 "rsa pad type not supported %d\n", pad);
1918 switch (op->rsa.op_type) {
1919 case RTE_CRYPTO_ASYM_OP_ENCRYPT:
1920 ret = RSA_public_encrypt(op->rsa.message.length,
1921 op->rsa.message.data,
1922 op->rsa.cipher.data,
1927 op->rsa.cipher.length = ret;
1929 "length of encrypted text %d\n", ret);
1932 case RTE_CRYPTO_ASYM_OP_DECRYPT:
1933 ret = RSA_private_decrypt(op->rsa.cipher.length,
1934 op->rsa.cipher.data,
1935 op->rsa.message.data,
1939 op->rsa.message.length = ret;
1942 case RTE_CRYPTO_ASYM_OP_SIGN:
1943 ret = RSA_private_encrypt(op->rsa.message.length,
1944 op->rsa.message.data,
1949 op->rsa.sign.length = ret;
1952 case RTE_CRYPTO_ASYM_OP_VERIFY:
1953 tmp = rte_malloc(NULL, op->rsa.sign.length, 0);
1955 OPENSSL_LOG(ERR, "Memory allocation failed");
1956 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1959 ret = RSA_public_decrypt(op->rsa.sign.length,
1966 "Length of public_decrypt %d "
1967 "length of message %zd\n",
1968 ret, op->rsa.message.length);
1969 if ((ret <= 0) || (CRYPTO_memcmp(tmp, op->rsa.message.data,
1970 op->rsa.message.length))) {
1971 OPENSSL_LOG(ERR, "RSA sign Verification failed");
1972 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1978 /* allow ops with invalid args to be pushed to
1981 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1986 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1992 process_asym_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1993 struct openssl_asym_session *sess)
1997 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1999 switch (sess->xfrm_type) {
2000 case RTE_CRYPTO_ASYM_XFORM_RSA:
2001 retval = process_openssl_rsa_op(op, sess);
2003 case RTE_CRYPTO_ASYM_XFORM_MODEX:
2004 retval = process_openssl_modexp_op(op, sess);
2006 case RTE_CRYPTO_ASYM_XFORM_MODINV:
2007 retval = process_openssl_modinv_op(op, sess);
2009 case RTE_CRYPTO_ASYM_XFORM_DH:
2010 retval = process_openssl_dh_op(op, sess);
2012 case RTE_CRYPTO_ASYM_XFORM_DSA:
2013 if (op->asym->dsa.op_type == RTE_CRYPTO_ASYM_OP_SIGN)
2014 retval = process_openssl_dsa_sign_op(op, sess);
2015 else if (op->asym->dsa.op_type ==
2016 RTE_CRYPTO_ASYM_OP_VERIFY)
2018 process_openssl_dsa_verify_op(op, sess);
2020 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
2023 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
2027 /* op processed so push to completion queue as processed */
2028 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2030 /* return error if failed to put in completion queue */
2038 copy_plaintext(struct rte_mbuf *m_src, struct rte_mbuf *m_dst,
2039 struct rte_crypto_op *op)
2041 uint8_t *p_src, *p_dst;
2043 p_src = rte_pktmbuf_mtod(m_src, uint8_t *);
2044 p_dst = rte_pktmbuf_mtod(m_dst, uint8_t *);
2047 * Copy the content between cipher offset and auth offset
2048 * for generating correct digest.
2050 if (op->sym->cipher.data.offset > op->sym->auth.data.offset)
2051 memcpy(p_dst + op->sym->auth.data.offset,
2052 p_src + op->sym->auth.data.offset,
2053 op->sym->cipher.data.offset -
2054 op->sym->auth.data.offset);
2057 /** Process crypto operation for mbuf */
2059 process_op(struct openssl_qp *qp, struct rte_crypto_op *op,
2060 struct openssl_session *sess)
2062 struct rte_mbuf *msrc, *mdst;
2065 msrc = op->sym->m_src;
2066 mdst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
2068 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
2070 switch (sess->chain_order) {
2071 case OPENSSL_CHAIN_ONLY_CIPHER:
2072 process_openssl_cipher_op(op, sess, msrc, mdst);
2074 case OPENSSL_CHAIN_ONLY_AUTH:
2075 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2077 case OPENSSL_CHAIN_CIPHER_AUTH:
2078 process_openssl_cipher_op(op, sess, msrc, mdst);
2081 copy_plaintext(msrc, mdst, op);
2082 process_openssl_auth_op(qp, op, sess, mdst, mdst);
2084 case OPENSSL_CHAIN_AUTH_CIPHER:
2085 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2086 process_openssl_cipher_op(op, sess, msrc, mdst);
2088 case OPENSSL_CHAIN_COMBINED:
2089 process_openssl_combined_op(op, sess, msrc, mdst);
2091 case OPENSSL_CHAIN_CIPHER_BPI:
2092 process_openssl_docsis_bpi_op(op, sess, msrc, mdst);
2095 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
2099 /* Free session if a session-less crypto op */
2100 if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
2101 openssl_reset_session(sess);
2102 memset(sess, 0, sizeof(struct openssl_session));
2103 memset(op->sym->session, 0,
2104 rte_cryptodev_sym_get_existing_header_session_size(
2106 rte_mempool_put(qp->sess_mp_priv, sess);
2107 rte_mempool_put(qp->sess_mp, op->sym->session);
2108 op->sym->session = NULL;
2111 if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
2112 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
2114 if (op->status != RTE_CRYPTO_OP_STATUS_ERROR)
2115 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2123 *------------------------------------------------------------------------------
2125 *------------------------------------------------------------------------------
2128 /** Enqueue burst */
2130 openssl_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
2134 struct openssl_qp *qp = queue_pair;
2137 for (i = 0; i < nb_ops; i++) {
2138 sess = get_session(qp, ops[i]);
2139 if (unlikely(sess == NULL))
2142 if (ops[i]->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2143 retval = process_op(qp, ops[i],
2144 (struct openssl_session *) sess);
2146 retval = process_asym_op(qp, ops[i],
2147 (struct openssl_asym_session *) sess);
2148 if (unlikely(retval < 0))
2152 qp->stats.enqueued_count += i;
2156 qp->stats.enqueue_err_count++;
2160 /** Dequeue burst */
2162 openssl_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
2165 struct openssl_qp *qp = queue_pair;
2167 unsigned int nb_dequeued = 0;
2169 nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
2170 (void **)ops, nb_ops, NULL);
2171 qp->stats.dequeued_count += nb_dequeued;
2176 /** Create OPENSSL crypto device */
2178 cryptodev_openssl_create(const char *name,
2179 struct rte_vdev_device *vdev,
2180 struct rte_cryptodev_pmd_init_params *init_params)
2182 struct rte_cryptodev *dev;
2183 struct openssl_private *internals;
2185 dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
2187 OPENSSL_LOG(ERR, "failed to create cryptodev vdev");
2191 dev->driver_id = cryptodev_driver_id;
2192 dev->dev_ops = rte_openssl_pmd_ops;
2194 /* register rx/tx burst functions for data path */
2195 dev->dequeue_burst = openssl_pmd_dequeue_burst;
2196 dev->enqueue_burst = openssl_pmd_enqueue_burst;
2198 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
2199 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
2200 RTE_CRYPTODEV_FF_CPU_AESNI |
2201 RTE_CRYPTODEV_FF_IN_PLACE_SGL |
2202 RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
2203 RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
2204 RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO |
2205 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP |
2206 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT |
2207 RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
2209 internals = dev->data->dev_private;
2211 internals->max_nb_qpairs = init_params->max_nb_queue_pairs;
2213 rte_cryptodev_pmd_probing_finish(dev);
2218 OPENSSL_LOG(ERR, "driver %s: create failed",
2221 cryptodev_openssl_remove(vdev);
2225 /** Initialise OPENSSL crypto device */
2227 cryptodev_openssl_probe(struct rte_vdev_device *vdev)
2229 struct rte_cryptodev_pmd_init_params init_params = {
2231 sizeof(struct openssl_private),
2233 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
2236 const char *input_args;
2238 name = rte_vdev_device_name(vdev);
2241 input_args = rte_vdev_device_args(vdev);
2243 rte_cryptodev_pmd_parse_input_args(&init_params, input_args);
2245 return cryptodev_openssl_create(name, vdev, &init_params);
2248 /** Uninitialise OPENSSL crypto device */
2250 cryptodev_openssl_remove(struct rte_vdev_device *vdev)
2252 struct rte_cryptodev *cryptodev;
2255 name = rte_vdev_device_name(vdev);
2259 cryptodev = rte_cryptodev_pmd_get_named_dev(name);
2260 if (cryptodev == NULL)
2263 return rte_cryptodev_pmd_destroy(cryptodev);
2266 static struct rte_vdev_driver cryptodev_openssl_pmd_drv = {
2267 .probe = cryptodev_openssl_probe,
2268 .remove = cryptodev_openssl_remove
2271 static struct cryptodev_driver openssl_crypto_drv;
2273 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_OPENSSL_PMD,
2274 cryptodev_openssl_pmd_drv);
2275 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_OPENSSL_PMD,
2276 "max_nb_queue_pairs=<int> "
2278 RTE_PMD_REGISTER_CRYPTO_DRIVER(openssl_crypto_drv,
2279 cryptodev_openssl_pmd_drv.driver, cryptodev_driver_id);
2280 RTE_LOG_REGISTER_DEFAULT(openssl_logtype_driver, INFO);