1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2016-2017 Intel Corporation
5 #include <rte_common.h>
6 #include <rte_hexdump.h>
7 #include <rte_cryptodev.h>
8 #include <rte_cryptodev_pmd.h>
9 #include <rte_bus_vdev.h>
10 #include <rte_malloc.h>
11 #include <rte_cpuflags.h>
13 #include <openssl/hmac.h>
14 #include <openssl/evp.h>
16 #include "openssl_pmd_private.h"
19 #define DES_BLOCK_SIZE 8
21 static uint8_t cryptodev_driver_id;
23 #if (OPENSSL_VERSION_NUMBER < 0x10100000L)
24 static HMAC_CTX *HMAC_CTX_new(void)
26 HMAC_CTX *ctx = OPENSSL_malloc(sizeof(*ctx));
33 static void HMAC_CTX_free(HMAC_CTX *ctx)
36 HMAC_CTX_cleanup(ctx);
42 static int cryptodev_openssl_remove(struct rte_vdev_device *vdev);
44 /*----------------------------------------------------------------------------*/
47 * Increment counter by 1
48 * Counter is 64 bit array, big-endian
53 uint64_t *ctr64 = (uint64_t *)ctr;
55 *ctr64 = __builtin_bswap64(*ctr64);
57 *ctr64 = __builtin_bswap64(*ctr64);
61 *------------------------------------------------------------------------------
63 *------------------------------------------------------------------------------
66 /** Get xform chain order */
67 static enum openssl_chain_order
68 openssl_get_chain_order(const struct rte_crypto_sym_xform *xform)
70 enum openssl_chain_order res = OPENSSL_CHAIN_NOT_SUPPORTED;
73 if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
74 if (xform->next == NULL)
75 res = OPENSSL_CHAIN_ONLY_AUTH;
76 else if (xform->next->type ==
77 RTE_CRYPTO_SYM_XFORM_CIPHER)
78 res = OPENSSL_CHAIN_AUTH_CIPHER;
80 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
81 if (xform->next == NULL)
82 res = OPENSSL_CHAIN_ONLY_CIPHER;
83 else if (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH)
84 res = OPENSSL_CHAIN_CIPHER_AUTH;
86 if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
87 res = OPENSSL_CHAIN_COMBINED;
93 /** Get session cipher key from input cipher key */
95 get_cipher_key(const uint8_t *input_key, int keylen, uint8_t *session_key)
97 memcpy(session_key, input_key, keylen);
100 /** Get key ede 24 bytes standard from input key */
102 get_cipher_key_ede(const uint8_t *key, int keylen, uint8_t *key_ede)
106 /* Initialize keys - 24 bytes: [key1-key2-key3] */
109 memcpy(key_ede, key, 24);
113 memcpy(key_ede, key, 16);
114 memcpy(key_ede + 16, key, 8);
117 /* K1 = K2 = K3 (DES compatibility) */
118 memcpy(key_ede, key, 8);
119 memcpy(key_ede + 8, key, 8);
120 memcpy(key_ede + 16, key, 8);
123 OPENSSL_LOG(ERR, "Unsupported key size");
130 /** Get adequate openssl function for input cipher algorithm */
132 get_cipher_algo(enum rte_crypto_cipher_algorithm sess_algo, size_t keylen,
133 const EVP_CIPHER **algo)
139 case RTE_CRYPTO_CIPHER_3DES_CBC:
142 *algo = EVP_des_cbc();
145 *algo = EVP_des_ede_cbc();
148 *algo = EVP_des_ede3_cbc();
154 case RTE_CRYPTO_CIPHER_3DES_CTR:
156 case RTE_CRYPTO_CIPHER_AES_CBC:
159 *algo = EVP_aes_128_cbc();
162 *algo = EVP_aes_192_cbc();
165 *algo = EVP_aes_256_cbc();
171 case RTE_CRYPTO_CIPHER_AES_CTR:
174 *algo = EVP_aes_128_ctr();
177 *algo = EVP_aes_192_ctr();
180 *algo = EVP_aes_256_ctr();
197 /** Get adequate openssl function for input auth algorithm */
199 get_auth_algo(enum rte_crypto_auth_algorithm sessalgo,
206 case RTE_CRYPTO_AUTH_MD5:
207 case RTE_CRYPTO_AUTH_MD5_HMAC:
210 case RTE_CRYPTO_AUTH_SHA1:
211 case RTE_CRYPTO_AUTH_SHA1_HMAC:
214 case RTE_CRYPTO_AUTH_SHA224:
215 case RTE_CRYPTO_AUTH_SHA224_HMAC:
216 *algo = EVP_sha224();
218 case RTE_CRYPTO_AUTH_SHA256:
219 case RTE_CRYPTO_AUTH_SHA256_HMAC:
220 *algo = EVP_sha256();
222 case RTE_CRYPTO_AUTH_SHA384:
223 case RTE_CRYPTO_AUTH_SHA384_HMAC:
224 *algo = EVP_sha384();
226 case RTE_CRYPTO_AUTH_SHA512:
227 case RTE_CRYPTO_AUTH_SHA512_HMAC:
228 *algo = EVP_sha512();
241 /** Get adequate openssl function for input cipher algorithm */
243 get_aead_algo(enum rte_crypto_aead_algorithm sess_algo, size_t keylen,
244 const EVP_CIPHER **algo)
250 case RTE_CRYPTO_AEAD_AES_GCM:
253 *algo = EVP_aes_128_gcm();
256 *algo = EVP_aes_192_gcm();
259 *algo = EVP_aes_256_gcm();
265 case RTE_CRYPTO_AEAD_AES_CCM:
268 *algo = EVP_aes_128_ccm();
271 *algo = EVP_aes_192_ccm();
274 *algo = EVP_aes_256_ccm();
291 /* Set session AEAD encryption parameters */
293 openssl_set_sess_aead_enc_param(struct openssl_session *sess,
294 enum rte_crypto_aead_algorithm algo,
295 uint8_t tag_len, const uint8_t *key)
300 sess->cipher.direction = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
301 sess->auth.operation = RTE_CRYPTO_AUTH_OP_GENERATE;
303 /* Select AEAD algo */
305 case RTE_CRYPTO_AEAD_AES_GCM:
306 iv_type = EVP_CTRL_GCM_SET_IVLEN;
311 case RTE_CRYPTO_AEAD_AES_CCM:
312 iv_type = EVP_CTRL_CCM_SET_IVLEN;
313 /* Digest size can be 4, 6, 8, 10, 12, 14 or 16 bytes */
314 if (tag_len < 4 || tag_len > 16 || (tag_len & 1) == 1)
322 sess->cipher.mode = OPENSSL_CIPHER_LIB;
323 sess->cipher.ctx = EVP_CIPHER_CTX_new();
325 if (get_aead_algo(algo, sess->cipher.key.length,
326 &sess->cipher.evp_algo) != 0)
329 get_cipher_key(key, sess->cipher.key.length, sess->cipher.key.data);
331 sess->chain_order = OPENSSL_CHAIN_COMBINED;
333 if (EVP_EncryptInit_ex(sess->cipher.ctx, sess->cipher.evp_algo,
334 NULL, NULL, NULL) <= 0)
337 if (EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, iv_type, sess->iv.length,
342 EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, EVP_CTRL_CCM_SET_TAG,
345 if (EVP_EncryptInit_ex(sess->cipher.ctx, NULL, NULL, key, NULL) <= 0)
351 /* Set session AEAD decryption parameters */
353 openssl_set_sess_aead_dec_param(struct openssl_session *sess,
354 enum rte_crypto_aead_algorithm algo,
355 uint8_t tag_len, const uint8_t *key)
358 unsigned int do_ccm = 0;
360 sess->cipher.direction = RTE_CRYPTO_CIPHER_OP_DECRYPT;
361 sess->auth.operation = RTE_CRYPTO_AUTH_OP_VERIFY;
363 /* Select AEAD algo */
365 case RTE_CRYPTO_AEAD_AES_GCM:
366 iv_type = EVP_CTRL_GCM_SET_IVLEN;
370 case RTE_CRYPTO_AEAD_AES_CCM:
371 iv_type = EVP_CTRL_CCM_SET_IVLEN;
372 /* Digest size can be 4, 6, 8, 10, 12, 14 or 16 bytes */
373 if (tag_len < 4 || tag_len > 16 || (tag_len & 1) == 1)
381 sess->cipher.mode = OPENSSL_CIPHER_LIB;
382 sess->cipher.ctx = EVP_CIPHER_CTX_new();
384 if (get_aead_algo(algo, sess->cipher.key.length,
385 &sess->cipher.evp_algo) != 0)
388 get_cipher_key(key, sess->cipher.key.length, sess->cipher.key.data);
390 sess->chain_order = OPENSSL_CHAIN_COMBINED;
392 if (EVP_DecryptInit_ex(sess->cipher.ctx, sess->cipher.evp_algo,
393 NULL, NULL, NULL) <= 0)
396 if (EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, iv_type,
397 sess->iv.length, NULL) <= 0)
401 EVP_CIPHER_CTX_ctrl(sess->cipher.ctx, EVP_CTRL_CCM_SET_TAG,
404 if (EVP_DecryptInit_ex(sess->cipher.ctx, NULL, NULL, key, NULL) <= 0)
410 /** Set session cipher parameters */
412 openssl_set_session_cipher_parameters(struct openssl_session *sess,
413 const struct rte_crypto_sym_xform *xform)
415 /* Select cipher direction */
416 sess->cipher.direction = xform->cipher.op;
417 /* Select cipher key */
418 sess->cipher.key.length = xform->cipher.key.length;
420 /* Set IV parameters */
421 sess->iv.offset = xform->cipher.iv.offset;
422 sess->iv.length = xform->cipher.iv.length;
424 /* Select cipher algo */
425 switch (xform->cipher.algo) {
426 case RTE_CRYPTO_CIPHER_3DES_CBC:
427 case RTE_CRYPTO_CIPHER_AES_CBC:
428 case RTE_CRYPTO_CIPHER_AES_CTR:
429 sess->cipher.mode = OPENSSL_CIPHER_LIB;
430 sess->cipher.algo = xform->cipher.algo;
431 sess->cipher.ctx = EVP_CIPHER_CTX_new();
433 if (get_cipher_algo(sess->cipher.algo, sess->cipher.key.length,
434 &sess->cipher.evp_algo) != 0)
437 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
438 sess->cipher.key.data);
439 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
440 if (EVP_EncryptInit_ex(sess->cipher.ctx,
441 sess->cipher.evp_algo,
442 NULL, xform->cipher.key.data,
446 } else if (sess->cipher.direction ==
447 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
448 if (EVP_DecryptInit_ex(sess->cipher.ctx,
449 sess->cipher.evp_algo,
450 NULL, xform->cipher.key.data,
458 case RTE_CRYPTO_CIPHER_3DES_CTR:
459 sess->cipher.mode = OPENSSL_CIPHER_DES3CTR;
460 sess->cipher.ctx = EVP_CIPHER_CTX_new();
462 if (get_cipher_key_ede(xform->cipher.key.data,
463 sess->cipher.key.length,
464 sess->cipher.key.data) != 0)
468 case RTE_CRYPTO_CIPHER_DES_CBC:
469 sess->cipher.algo = xform->cipher.algo;
470 sess->cipher.ctx = EVP_CIPHER_CTX_new();
471 sess->cipher.evp_algo = EVP_des_cbc();
473 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
474 sess->cipher.key.data);
475 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
476 if (EVP_EncryptInit_ex(sess->cipher.ctx,
477 sess->cipher.evp_algo,
478 NULL, xform->cipher.key.data,
482 } else if (sess->cipher.direction ==
483 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
484 if (EVP_DecryptInit_ex(sess->cipher.ctx,
485 sess->cipher.evp_algo,
486 NULL, xform->cipher.key.data,
494 case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
495 sess->cipher.algo = xform->cipher.algo;
496 sess->chain_order = OPENSSL_CHAIN_CIPHER_BPI;
497 sess->cipher.ctx = EVP_CIPHER_CTX_new();
498 sess->cipher.evp_algo = EVP_des_cbc();
500 sess->cipher.bpi_ctx = EVP_CIPHER_CTX_new();
501 /* IV will be ECB encrypted whether direction is encrypt or decrypt */
502 if (EVP_EncryptInit_ex(sess->cipher.bpi_ctx, EVP_des_ecb(),
503 NULL, xform->cipher.key.data, 0) != 1)
506 get_cipher_key(xform->cipher.key.data, sess->cipher.key.length,
507 sess->cipher.key.data);
508 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
509 if (EVP_EncryptInit_ex(sess->cipher.ctx,
510 sess->cipher.evp_algo,
511 NULL, xform->cipher.key.data,
515 } else if (sess->cipher.direction ==
516 RTE_CRYPTO_CIPHER_OP_DECRYPT) {
517 if (EVP_DecryptInit_ex(sess->cipher.ctx,
518 sess->cipher.evp_algo,
519 NULL, xform->cipher.key.data,
527 sess->cipher.algo = RTE_CRYPTO_CIPHER_NULL;
534 /* Set session auth parameters */
536 openssl_set_session_auth_parameters(struct openssl_session *sess,
537 const struct rte_crypto_sym_xform *xform)
539 /* Select auth generate/verify */
540 sess->auth.operation = xform->auth.op;
541 sess->auth.algo = xform->auth.algo;
543 sess->auth.digest_length = xform->auth.digest_length;
545 /* Select auth algo */
546 switch (xform->auth.algo) {
547 case RTE_CRYPTO_AUTH_AES_GMAC:
549 * OpenSSL requires GMAC to be a GCM operation
550 * with no cipher data length
552 sess->cipher.key.length = xform->auth.key.length;
554 /* Set IV parameters */
555 sess->iv.offset = xform->auth.iv.offset;
556 sess->iv.length = xform->auth.iv.length;
558 if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_GENERATE)
559 return openssl_set_sess_aead_enc_param(sess,
560 RTE_CRYPTO_AEAD_AES_GCM,
561 xform->auth.digest_length,
562 xform->auth.key.data);
564 return openssl_set_sess_aead_dec_param(sess,
565 RTE_CRYPTO_AEAD_AES_GCM,
566 xform->auth.digest_length,
567 xform->auth.key.data);
570 case RTE_CRYPTO_AUTH_MD5:
571 case RTE_CRYPTO_AUTH_SHA1:
572 case RTE_CRYPTO_AUTH_SHA224:
573 case RTE_CRYPTO_AUTH_SHA256:
574 case RTE_CRYPTO_AUTH_SHA384:
575 case RTE_CRYPTO_AUTH_SHA512:
576 sess->auth.mode = OPENSSL_AUTH_AS_AUTH;
577 if (get_auth_algo(xform->auth.algo,
578 &sess->auth.auth.evp_algo) != 0)
580 sess->auth.auth.ctx = EVP_MD_CTX_create();
583 case RTE_CRYPTO_AUTH_MD5_HMAC:
584 case RTE_CRYPTO_AUTH_SHA1_HMAC:
585 case RTE_CRYPTO_AUTH_SHA224_HMAC:
586 case RTE_CRYPTO_AUTH_SHA256_HMAC:
587 case RTE_CRYPTO_AUTH_SHA384_HMAC:
588 case RTE_CRYPTO_AUTH_SHA512_HMAC:
589 sess->auth.mode = OPENSSL_AUTH_AS_HMAC;
590 sess->auth.hmac.ctx = HMAC_CTX_new();
591 if (get_auth_algo(xform->auth.algo,
592 &sess->auth.hmac.evp_algo) != 0)
595 if (HMAC_Init_ex(sess->auth.hmac.ctx,
596 xform->auth.key.data,
597 xform->auth.key.length,
598 sess->auth.hmac.evp_algo, NULL) != 1)
609 /* Set session AEAD parameters */
611 openssl_set_session_aead_parameters(struct openssl_session *sess,
612 const struct rte_crypto_sym_xform *xform)
614 /* Select cipher key */
615 sess->cipher.key.length = xform->aead.key.length;
617 /* Set IV parameters */
618 if (xform->aead.algo == RTE_CRYPTO_AEAD_AES_CCM)
620 * For AES-CCM, the actual IV is placed
621 * one byte after the start of the IV field,
622 * according to the API.
624 sess->iv.offset = xform->aead.iv.offset + 1;
626 sess->iv.offset = xform->aead.iv.offset;
628 sess->iv.length = xform->aead.iv.length;
630 sess->auth.aad_length = xform->aead.aad_length;
631 sess->auth.digest_length = xform->aead.digest_length;
633 sess->aead_algo = xform->aead.algo;
634 /* Select cipher direction */
635 if (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
636 return openssl_set_sess_aead_enc_param(sess, xform->aead.algo,
637 xform->aead.digest_length, xform->aead.key.data);
639 return openssl_set_sess_aead_dec_param(sess, xform->aead.algo,
640 xform->aead.digest_length, xform->aead.key.data);
643 /** Parse crypto xform chain and set private session parameters */
645 openssl_set_session_parameters(struct openssl_session *sess,
646 const struct rte_crypto_sym_xform *xform)
648 const struct rte_crypto_sym_xform *cipher_xform = NULL;
649 const struct rte_crypto_sym_xform *auth_xform = NULL;
650 const struct rte_crypto_sym_xform *aead_xform = NULL;
653 sess->chain_order = openssl_get_chain_order(xform);
654 switch (sess->chain_order) {
655 case OPENSSL_CHAIN_ONLY_CIPHER:
656 cipher_xform = xform;
658 case OPENSSL_CHAIN_ONLY_AUTH:
661 case OPENSSL_CHAIN_CIPHER_AUTH:
662 cipher_xform = xform;
663 auth_xform = xform->next;
665 case OPENSSL_CHAIN_AUTH_CIPHER:
667 cipher_xform = xform->next;
669 case OPENSSL_CHAIN_COMBINED:
676 /* Default IV length = 0 */
679 /* cipher_xform must be check before auth_xform */
681 ret = openssl_set_session_cipher_parameters(
685 "Invalid/unsupported cipher parameters");
691 ret = openssl_set_session_auth_parameters(sess, auth_xform);
694 "Invalid/unsupported auth parameters");
700 ret = openssl_set_session_aead_parameters(sess, aead_xform);
703 "Invalid/unsupported AEAD parameters");
711 /** Reset private session parameters */
713 openssl_reset_session(struct openssl_session *sess)
715 EVP_CIPHER_CTX_free(sess->cipher.ctx);
717 if (sess->chain_order == OPENSSL_CHAIN_CIPHER_BPI)
718 EVP_CIPHER_CTX_free(sess->cipher.bpi_ctx);
720 switch (sess->auth.mode) {
721 case OPENSSL_AUTH_AS_AUTH:
722 EVP_MD_CTX_destroy(sess->auth.auth.ctx);
724 case OPENSSL_AUTH_AS_HMAC:
725 EVP_PKEY_free(sess->auth.hmac.pkey);
726 HMAC_CTX_free(sess->auth.hmac.ctx);
733 /** Provide session for operation */
735 get_session(struct openssl_qp *qp, struct rte_crypto_op *op)
737 struct openssl_session *sess = NULL;
738 struct openssl_asym_session *asym_sess = NULL;
740 if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
741 if (op->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) {
742 /* get existing session */
743 if (likely(op->sym->session != NULL))
744 sess = (struct openssl_session *)
745 get_sym_session_private_data(
747 cryptodev_driver_id);
749 if (likely(op->asym->session != NULL))
750 asym_sess = (struct openssl_asym_session *)
751 get_asym_session_private_data(
753 cryptodev_driver_id);
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 DH *dh_key = sess->u.dh.dh_key;
1698 BIGNUM *priv_key = NULL;
1701 if (sess->u.dh.key_op &
1702 (1 << RTE_CRYPTO_ASYM_OP_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 ((sess->u.dh.key_op &
1759 (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) &&
1760 !(sess->u.dh.key_op &
1761 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE))) {
1762 /* generate public key using user-provided private key
1763 * pub_key = g ^ priv_key mod p
1766 /* load private key into DH */
1767 priv_key = BN_bin2bn(op->priv_key.data,
1768 op->priv_key.length,
1770 if (priv_key == NULL) {
1771 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1774 ret = set_dh_priv_key(dh_key, priv_key);
1776 OPENSSL_LOG(ERR, "Failed to set private key\n");
1777 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1783 /* generate public and private key pair.
1785 * if private key already set, generates only public key.
1787 * if private key is not already set, then set it to random value
1788 * and update internal private key.
1790 if (!DH_generate_key(dh_key)) {
1791 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1795 if (sess->u.dh.key_op & (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) {
1796 const BIGNUM *pub_key = NULL;
1798 OPENSSL_LOG(DEBUG, "%s:%d update public key\n",
1799 __func__, __LINE__);
1801 /* get the generated keys */
1802 get_dh_pub_key(dh_key, &pub_key);
1804 /* output public key */
1805 op->pub_key.length = BN_bn2bin(pub_key,
1809 if (sess->u.dh.key_op &
1810 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE)) {
1811 const BIGNUM *priv_key = NULL;
1813 OPENSSL_LOG(DEBUG, "%s:%d updated priv key\n",
1814 __func__, __LINE__);
1816 /* get the generated keys */
1817 get_dh_priv_key(dh_key, &priv_key);
1819 /* provide generated private key back to user */
1820 op->priv_key.length = BN_bn2bin(priv_key,
1824 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1829 /* process modinv operation */
1831 process_openssl_modinv_op(struct rte_crypto_op *cop,
1832 struct openssl_asym_session *sess)
1834 struct rte_crypto_asym_op *op = cop->asym;
1835 BIGNUM *base = BN_CTX_get(sess->u.m.ctx);
1836 BIGNUM *res = BN_CTX_get(sess->u.m.ctx);
1838 if (unlikely(base == NULL || res == NULL)) {
1841 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1845 base = BN_bin2bn((const unsigned char *)op->modinv.base.data,
1846 op->modinv.base.length, base);
1848 if (BN_mod_inverse(res, base, sess->u.m.modulus, sess->u.m.ctx)) {
1849 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1850 op->modinv.result.length = BN_bn2bin(res, op->modinv.result.data);
1852 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1861 /* process modexp operation */
1863 process_openssl_modexp_op(struct rte_crypto_op *cop,
1864 struct openssl_asym_session *sess)
1866 struct rte_crypto_asym_op *op = cop->asym;
1867 BIGNUM *base = BN_CTX_get(sess->u.e.ctx);
1868 BIGNUM *res = BN_CTX_get(sess->u.e.ctx);
1870 if (unlikely(base == NULL || res == NULL)) {
1873 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1877 base = BN_bin2bn((const unsigned char *)op->modex.base.data,
1878 op->modex.base.length, base);
1880 if (BN_mod_exp(res, base, sess->u.e.exp,
1881 sess->u.e.mod, sess->u.e.ctx)) {
1882 op->modex.result.length = BN_bn2bin(res, op->modex.result.data);
1883 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1885 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1894 /* process rsa operations */
1896 process_openssl_rsa_op(struct rte_crypto_op *cop,
1897 struct openssl_asym_session *sess)
1900 struct rte_crypto_asym_op *op = cop->asym;
1901 RSA *rsa = sess->u.r.rsa;
1902 uint32_t pad = (op->rsa.pad);
1905 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1908 case RTE_CRYPTO_RSA_PADDING_PKCS1_5:
1909 pad = RSA_PKCS1_PADDING;
1911 case RTE_CRYPTO_RSA_PADDING_NONE:
1912 pad = RSA_NO_PADDING;
1915 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1917 "rsa pad type not supported %d\n", pad);
1921 switch (op->rsa.op_type) {
1922 case RTE_CRYPTO_ASYM_OP_ENCRYPT:
1923 ret = RSA_public_encrypt(op->rsa.message.length,
1924 op->rsa.message.data,
1925 op->rsa.cipher.data,
1930 op->rsa.cipher.length = ret;
1932 "length of encrypted text %d\n", ret);
1935 case RTE_CRYPTO_ASYM_OP_DECRYPT:
1936 ret = RSA_private_decrypt(op->rsa.cipher.length,
1937 op->rsa.cipher.data,
1938 op->rsa.message.data,
1942 op->rsa.message.length = ret;
1945 case RTE_CRYPTO_ASYM_OP_SIGN:
1946 ret = RSA_private_encrypt(op->rsa.message.length,
1947 op->rsa.message.data,
1952 op->rsa.sign.length = ret;
1955 case RTE_CRYPTO_ASYM_OP_VERIFY:
1956 tmp = rte_malloc(NULL, op->rsa.sign.length, 0);
1958 OPENSSL_LOG(ERR, "Memory allocation failed");
1959 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1962 ret = RSA_public_decrypt(op->rsa.sign.length,
1969 "Length of public_decrypt %d "
1970 "length of message %zd\n",
1971 ret, op->rsa.message.length);
1972 if ((ret <= 0) || (CRYPTO_memcmp(tmp, op->rsa.message.data,
1973 op->rsa.message.length))) {
1974 OPENSSL_LOG(ERR, "RSA sign Verification failed");
1975 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1981 /* allow ops with invalid args to be pushed to
1984 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1989 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1995 process_asym_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1996 struct openssl_asym_session *sess)
2000 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
2002 switch (sess->xfrm_type) {
2003 case RTE_CRYPTO_ASYM_XFORM_RSA:
2004 retval = process_openssl_rsa_op(op, sess);
2006 case RTE_CRYPTO_ASYM_XFORM_MODEX:
2007 retval = process_openssl_modexp_op(op, sess);
2009 case RTE_CRYPTO_ASYM_XFORM_MODINV:
2010 retval = process_openssl_modinv_op(op, sess);
2012 case RTE_CRYPTO_ASYM_XFORM_DH:
2013 retval = process_openssl_dh_op(op, sess);
2015 case RTE_CRYPTO_ASYM_XFORM_DSA:
2016 if (op->asym->dsa.op_type == RTE_CRYPTO_ASYM_OP_SIGN)
2017 retval = process_openssl_dsa_sign_op(op, sess);
2018 else if (op->asym->dsa.op_type ==
2019 RTE_CRYPTO_ASYM_OP_VERIFY)
2021 process_openssl_dsa_verify_op(op, sess);
2023 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
2026 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
2030 /* op processed so push to completion queue as processed */
2031 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2033 /* return error if failed to put in completion queue */
2041 copy_plaintext(struct rte_mbuf *m_src, struct rte_mbuf *m_dst,
2042 struct rte_crypto_op *op)
2044 uint8_t *p_src, *p_dst;
2046 p_src = rte_pktmbuf_mtod(m_src, uint8_t *);
2047 p_dst = rte_pktmbuf_mtod(m_dst, uint8_t *);
2050 * Copy the content between cipher offset and auth offset
2051 * for generating correct digest.
2053 if (op->sym->cipher.data.offset > op->sym->auth.data.offset)
2054 memcpy(p_dst + op->sym->auth.data.offset,
2055 p_src + op->sym->auth.data.offset,
2056 op->sym->cipher.data.offset -
2057 op->sym->auth.data.offset);
2060 /** Process crypto operation for mbuf */
2062 process_op(struct openssl_qp *qp, struct rte_crypto_op *op,
2063 struct openssl_session *sess)
2065 struct rte_mbuf *msrc, *mdst;
2068 msrc = op->sym->m_src;
2069 mdst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
2071 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
2073 switch (sess->chain_order) {
2074 case OPENSSL_CHAIN_ONLY_CIPHER:
2075 process_openssl_cipher_op(op, sess, msrc, mdst);
2077 case OPENSSL_CHAIN_ONLY_AUTH:
2078 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2080 case OPENSSL_CHAIN_CIPHER_AUTH:
2081 process_openssl_cipher_op(op, sess, msrc, mdst);
2084 copy_plaintext(msrc, mdst, op);
2085 process_openssl_auth_op(qp, op, sess, mdst, mdst);
2087 case OPENSSL_CHAIN_AUTH_CIPHER:
2088 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2089 process_openssl_cipher_op(op, sess, msrc, mdst);
2091 case OPENSSL_CHAIN_COMBINED:
2092 process_openssl_combined_op(op, sess, msrc, mdst);
2094 case OPENSSL_CHAIN_CIPHER_BPI:
2095 process_openssl_docsis_bpi_op(op, sess, msrc, mdst);
2098 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
2102 /* Free session if a session-less crypto op */
2103 if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
2104 openssl_reset_session(sess);
2105 memset(sess, 0, sizeof(struct openssl_session));
2106 memset(op->sym->session, 0,
2107 rte_cryptodev_sym_get_existing_header_session_size(
2109 rte_mempool_put(qp->sess_mp_priv, sess);
2110 rte_mempool_put(qp->sess_mp, op->sym->session);
2111 op->sym->session = NULL;
2114 if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
2115 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
2117 if (op->status != RTE_CRYPTO_OP_STATUS_ERROR)
2118 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2126 *------------------------------------------------------------------------------
2128 *------------------------------------------------------------------------------
2131 /** Enqueue burst */
2133 openssl_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
2137 struct openssl_qp *qp = queue_pair;
2140 for (i = 0; i < nb_ops; i++) {
2141 sess = get_session(qp, ops[i]);
2142 if (unlikely(sess == NULL))
2145 if (ops[i]->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2146 retval = process_op(qp, ops[i],
2147 (struct openssl_session *) sess);
2149 retval = process_asym_op(qp, ops[i],
2150 (struct openssl_asym_session *) sess);
2151 if (unlikely(retval < 0))
2155 qp->stats.enqueued_count += i;
2159 qp->stats.enqueue_err_count++;
2163 /** Dequeue burst */
2165 openssl_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
2168 struct openssl_qp *qp = queue_pair;
2170 unsigned int nb_dequeued = 0;
2172 nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
2173 (void **)ops, nb_ops, NULL);
2174 qp->stats.dequeued_count += nb_dequeued;
2179 /** Create OPENSSL crypto device */
2181 cryptodev_openssl_create(const char *name,
2182 struct rte_vdev_device *vdev,
2183 struct rte_cryptodev_pmd_init_params *init_params)
2185 struct rte_cryptodev *dev;
2186 struct openssl_private *internals;
2188 dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
2190 OPENSSL_LOG(ERR, "failed to create cryptodev vdev");
2194 dev->driver_id = cryptodev_driver_id;
2195 dev->dev_ops = rte_openssl_pmd_ops;
2197 /* register rx/tx burst functions for data path */
2198 dev->dequeue_burst = openssl_pmd_dequeue_burst;
2199 dev->enqueue_burst = openssl_pmd_enqueue_burst;
2201 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
2202 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
2203 RTE_CRYPTODEV_FF_CPU_AESNI |
2204 RTE_CRYPTODEV_FF_IN_PLACE_SGL |
2205 RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
2206 RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
2207 RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO |
2208 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP |
2209 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT |
2210 RTE_CRYPTODEV_FF_SYM_SESSIONLESS;
2212 internals = dev->data->dev_private;
2214 internals->max_nb_qpairs = init_params->max_nb_queue_pairs;
2219 OPENSSL_LOG(ERR, "driver %s: create failed",
2222 cryptodev_openssl_remove(vdev);
2226 /** Initialise OPENSSL crypto device */
2228 cryptodev_openssl_probe(struct rte_vdev_device *vdev)
2230 struct rte_cryptodev_pmd_init_params init_params = {
2232 sizeof(struct openssl_private),
2234 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
2237 const char *input_args;
2239 name = rte_vdev_device_name(vdev);
2242 input_args = rte_vdev_device_args(vdev);
2244 rte_cryptodev_pmd_parse_input_args(&init_params, input_args);
2246 return cryptodev_openssl_create(name, vdev, &init_params);
2249 /** Uninitialise OPENSSL crypto device */
2251 cryptodev_openssl_remove(struct rte_vdev_device *vdev)
2253 struct rte_cryptodev *cryptodev;
2256 name = rte_vdev_device_name(vdev);
2260 cryptodev = rte_cryptodev_pmd_get_named_dev(name);
2261 if (cryptodev == NULL)
2264 return rte_cryptodev_pmd_destroy(cryptodev);
2267 static struct rte_vdev_driver cryptodev_openssl_pmd_drv = {
2268 .probe = cryptodev_openssl_probe,
2269 .remove = cryptodev_openssl_remove
2272 static struct cryptodev_driver openssl_crypto_drv;
2274 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_OPENSSL_PMD,
2275 cryptodev_openssl_pmd_drv);
2276 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_OPENSSL_PMD,
2277 "max_nb_queue_pairs=<int> "
2279 RTE_PMD_REGISTER_CRYPTO_DRIVER(openssl_crypto_drv,
2280 cryptodev_openssl_pmd_drv.driver, cryptodev_driver_id);
2281 RTE_LOG_REGISTER_DEFAULT(openssl_logtype_driver, INFO);