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 */
766 void *_sess_private_data = NULL;
768 if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
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)
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);
817 l = rte_pktmbuf_data_len(m) - offset;
819 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
825 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
831 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
832 src = rte_pktmbuf_mtod(m, uint8_t *);
833 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
834 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
844 process_openssl_decryption_update(struct rte_mbuf *mbuf_src, int offset,
845 uint8_t **dst, int srclen, EVP_CIPHER_CTX *ctx)
852 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
854 offset -= rte_pktmbuf_data_len(m);
859 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
861 l = rte_pktmbuf_data_len(m) - offset;
863 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
869 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
875 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
876 src = rte_pktmbuf_mtod(m, uint8_t *);
877 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
878 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
887 /** Process standard openssl cipher encryption */
889 process_openssl_cipher_encrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
890 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx)
894 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
895 goto process_cipher_encrypt_err;
897 EVP_CIPHER_CTX_set_padding(ctx, 0);
899 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
901 goto process_cipher_encrypt_err;
903 if (EVP_EncryptFinal_ex(ctx, dst, &totlen) <= 0)
904 goto process_cipher_encrypt_err;
908 process_cipher_encrypt_err:
909 OPENSSL_LOG(ERR, "Process openssl cipher encrypt failed");
913 /** Process standard openssl cipher encryption */
915 process_openssl_cipher_bpi_encrypt(uint8_t *src, uint8_t *dst,
916 uint8_t *iv, int srclen,
920 uint8_t encrypted_iv[DES_BLOCK_SIZE];
923 if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen,
924 iv, DES_BLOCK_SIZE) <= 0)
925 goto process_cipher_encrypt_err;
927 for (i = 0; i < srclen; i++)
928 *(dst + i) = *(src + i) ^ (encrypted_iv[i]);
932 process_cipher_encrypt_err:
933 OPENSSL_LOG(ERR, "Process openssl cipher bpi encrypt failed");
936 /** Process standard openssl cipher decryption */
938 process_openssl_cipher_decrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
939 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx)
943 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
944 goto process_cipher_decrypt_err;
946 EVP_CIPHER_CTX_set_padding(ctx, 0);
948 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
950 goto process_cipher_decrypt_err;
952 if (EVP_DecryptFinal_ex(ctx, dst, &totlen) <= 0)
953 goto process_cipher_decrypt_err;
956 process_cipher_decrypt_err:
957 OPENSSL_LOG(ERR, "Process openssl cipher decrypt failed");
961 /** Process cipher des 3 ctr encryption, decryption algorithm */
963 process_openssl_cipher_des3ctr(struct rte_mbuf *mbuf_src, uint8_t *dst,
964 int offset, uint8_t *iv, uint8_t *key, int srclen,
967 uint8_t ebuf[8], ctr[8];
973 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
975 offset -= rte_pktmbuf_data_len(m);
978 goto process_cipher_des3ctr_err;
980 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
981 l = rte_pktmbuf_data_len(m) - offset;
983 /* We use 3DES encryption also for decryption.
984 * IV is not important for 3DES ecb
986 if (EVP_EncryptInit_ex(ctx, EVP_des_ede3_ecb(), NULL, key, NULL) <= 0)
987 goto process_cipher_des3ctr_err;
991 for (n = 0; n < srclen; n++) {
993 if (EVP_EncryptUpdate(ctx,
994 (unsigned char *)&ebuf, &unused,
995 (const unsigned char *)&ctr, 8) <= 0)
996 goto process_cipher_des3ctr_err;
999 dst[n] = *(src++) ^ ebuf[n % 8];
1005 src = rte_pktmbuf_mtod(m, uint8_t *);
1006 l = rte_pktmbuf_data_len(m);
1013 process_cipher_des3ctr_err:
1014 OPENSSL_LOG(ERR, "Process openssl cipher des 3 ede ctr failed");
1018 /** Process AES-GCM encrypt algorithm */
1020 process_openssl_auth_encryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1021 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1022 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1024 int len = 0, unused = 0;
1025 uint8_t empty[] = {};
1027 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1028 goto process_auth_encryption_gcm_err;
1031 if (EVP_EncryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1032 goto process_auth_encryption_gcm_err;
1035 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1037 goto process_auth_encryption_gcm_err;
1039 /* Workaround open ssl bug in version less then 1.0.1f */
1040 if (EVP_EncryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1041 goto process_auth_encryption_gcm_err;
1043 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1044 goto process_auth_encryption_gcm_err;
1046 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, 16, tag) <= 0)
1047 goto process_auth_encryption_gcm_err;
1051 process_auth_encryption_gcm_err:
1052 OPENSSL_LOG(ERR, "Process openssl auth encryption gcm failed");
1056 /** Process AES-CCM encrypt algorithm */
1058 process_openssl_auth_encryption_ccm(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, uint8_t taglen, EVP_CIPHER_CTX *ctx)
1064 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1065 goto process_auth_encryption_ccm_err;
1067 if (EVP_EncryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1068 goto process_auth_encryption_ccm_err;
1072 * For AES-CCM, the actual AAD is placed
1073 * 18 bytes after the start of the AAD field,
1074 * according to the API.
1076 if (EVP_EncryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1077 goto process_auth_encryption_ccm_err;
1080 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1082 goto process_auth_encryption_ccm_err;
1084 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1085 goto process_auth_encryption_ccm_err;
1087 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_GET_TAG, taglen, tag) <= 0)
1088 goto process_auth_encryption_ccm_err;
1092 process_auth_encryption_ccm_err:
1093 OPENSSL_LOG(ERR, "Process openssl auth encryption ccm failed");
1097 /** Process AES-GCM decrypt algorithm */
1099 process_openssl_auth_decryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1100 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1101 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1103 int len = 0, unused = 0;
1104 uint8_t empty[] = {};
1106 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, 16, tag) <= 0)
1107 goto process_auth_decryption_gcm_err;
1109 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1110 goto process_auth_decryption_gcm_err;
1113 if (EVP_DecryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1114 goto process_auth_decryption_gcm_err;
1117 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1119 goto process_auth_decryption_gcm_err;
1121 /* Workaround open ssl bug in version less then 1.0.1f */
1122 if (EVP_DecryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1123 goto process_auth_decryption_gcm_err;
1125 if (EVP_DecryptFinal_ex(ctx, dst, &len) <= 0)
1130 process_auth_decryption_gcm_err:
1131 OPENSSL_LOG(ERR, "Process openssl auth decryption gcm failed");
1135 /** Process AES-CCM decrypt algorithm */
1137 process_openssl_auth_decryption_ccm(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, uint8_t tag_len,
1140 EVP_CIPHER_CTX *ctx)
1144 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tag_len, tag) <= 0)
1145 goto process_auth_decryption_ccm_err;
1147 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1148 goto process_auth_decryption_ccm_err;
1150 if (EVP_DecryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1151 goto process_auth_decryption_ccm_err;
1155 * For AES-CCM, the actual AAD is placed
1156 * 18 bytes after the start of the AAD field,
1157 * according to the API.
1159 if (EVP_DecryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1160 goto process_auth_decryption_ccm_err;
1163 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1169 process_auth_decryption_ccm_err:
1170 OPENSSL_LOG(ERR, "Process openssl auth decryption ccm failed");
1174 /** Process standard openssl auth algorithms */
1176 process_openssl_auth(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1177 __rte_unused uint8_t *iv, __rte_unused EVP_PKEY * pkey,
1178 int srclen, EVP_MD_CTX *ctx, const EVP_MD *algo)
1185 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1187 offset -= rte_pktmbuf_data_len(m);
1190 goto process_auth_err;
1192 if (EVP_DigestInit_ex(ctx, algo, NULL) <= 0)
1193 goto process_auth_err;
1195 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1197 l = rte_pktmbuf_data_len(m) - offset;
1199 if (EVP_DigestUpdate(ctx, (char *)src, srclen) <= 0)
1200 goto process_auth_err;
1201 goto process_auth_final;
1204 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1205 goto process_auth_err;
1209 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1210 src = rte_pktmbuf_mtod(m, uint8_t *);
1211 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1212 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1213 goto process_auth_err;
1218 if (EVP_DigestFinal_ex(ctx, dst, (unsigned int *)&dstlen) <= 0)
1219 goto process_auth_err;
1223 OPENSSL_LOG(ERR, "Process openssl auth failed");
1227 /** Process standard openssl auth algorithms with hmac */
1229 process_openssl_auth_hmac(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1230 int srclen, HMAC_CTX *ctx)
1232 unsigned int dstlen;
1237 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1239 offset -= rte_pktmbuf_data_len(m);
1242 goto process_auth_err;
1244 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1246 l = rte_pktmbuf_data_len(m) - offset;
1248 if (HMAC_Update(ctx, (unsigned char *)src, srclen) != 1)
1249 goto process_auth_err;
1250 goto process_auth_final;
1253 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1254 goto process_auth_err;
1258 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1259 src = rte_pktmbuf_mtod(m, uint8_t *);
1260 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1261 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1262 goto process_auth_err;
1267 if (HMAC_Final(ctx, dst, &dstlen) != 1)
1268 goto process_auth_err;
1270 if (unlikely(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL) != 1))
1271 goto process_auth_err;
1276 OPENSSL_LOG(ERR, "Process openssl auth failed");
1280 /*----------------------------------------------------------------------------*/
1282 /** Process auth/cipher combined operation */
1284 process_openssl_combined_op
1285 (struct rte_crypto_op *op, struct openssl_session *sess,
1286 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1289 uint8_t *dst = NULL, *iv, *tag, *aad;
1290 int srclen, aadlen, status = -1;
1293 EVP_CIPHER_CTX *ctx_copy;
1296 * Segmented destination buffer is not supported for
1297 * encryption/decryption
1299 if (!rte_pktmbuf_is_contiguous(mbuf_dst)) {
1300 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1304 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1306 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
1308 offset = op->sym->auth.data.offset;
1309 aadlen = op->sym->auth.data.length;
1310 aad = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1311 op->sym->auth.data.offset);
1312 tag = op->sym->auth.digest.data;
1314 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1317 srclen = op->sym->aead.data.length;
1318 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1319 op->sym->aead.data.offset);
1320 offset = op->sym->aead.data.offset;
1321 aad = op->sym->aead.aad.data;
1322 aadlen = sess->auth.aad_length;
1323 tag = op->sym->aead.digest.data;
1325 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1329 taglen = sess->auth.digest_length;
1330 ctx_copy = EVP_CIPHER_CTX_new();
1331 EVP_CIPHER_CTX_copy(ctx_copy, sess->cipher.ctx);
1333 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1334 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1335 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1336 status = process_openssl_auth_encryption_gcm(
1337 mbuf_src, offset, srclen,
1339 dst, tag, ctx_copy);
1341 status = process_openssl_auth_encryption_ccm(
1342 mbuf_src, offset, srclen,
1344 dst, tag, taglen, ctx_copy);
1347 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1348 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1349 status = process_openssl_auth_decryption_gcm(
1350 mbuf_src, offset, srclen,
1352 dst, tag, ctx_copy);
1354 status = process_openssl_auth_decryption_ccm(
1355 mbuf_src, offset, srclen,
1357 dst, tag, taglen, ctx_copy);
1360 EVP_CIPHER_CTX_free(ctx_copy);
1362 if (status == (-EFAULT) &&
1363 sess->auth.operation ==
1364 RTE_CRYPTO_AUTH_OP_VERIFY)
1365 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1367 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1371 /** Process cipher operation */
1373 process_openssl_cipher_op
1374 (struct rte_crypto_op *op, struct openssl_session *sess,
1375 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1379 EVP_CIPHER_CTX *ctx_copy;
1382 * Segmented destination buffer is not supported for
1383 * encryption/decryption
1385 if (!rte_pktmbuf_is_contiguous(mbuf_dst)) {
1386 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1390 srclen = op->sym->cipher.data.length;
1391 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1392 op->sym->cipher.data.offset);
1394 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1396 ctx_copy = EVP_CIPHER_CTX_new();
1397 EVP_CIPHER_CTX_copy(ctx_copy, sess->cipher.ctx);
1399 if (sess->cipher.mode == OPENSSL_CIPHER_LIB)
1400 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1401 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1402 op->sym->cipher.data.offset, iv,
1405 status = process_openssl_cipher_decrypt(mbuf_src, dst,
1406 op->sym->cipher.data.offset, iv,
1409 status = process_openssl_cipher_des3ctr(mbuf_src, dst,
1410 op->sym->cipher.data.offset, iv,
1411 sess->cipher.key.data, srclen,
1414 EVP_CIPHER_CTX_free(ctx_copy);
1416 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1419 /** Process cipher operation */
1421 process_openssl_docsis_bpi_op(struct rte_crypto_op *op,
1422 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1423 struct rte_mbuf *mbuf_dst)
1425 uint8_t *src, *dst, *iv;
1426 uint8_t block_size, last_block_len;
1427 int srclen, status = 0;
1429 srclen = op->sym->cipher.data.length;
1430 src = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1431 op->sym->cipher.data.offset);
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 *,
1438 block_size = DES_BLOCK_SIZE;
1440 last_block_len = srclen % block_size;
1441 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1442 /* Encrypt only with ECB mode XOR IV */
1443 if (srclen < block_size) {
1444 status = process_openssl_cipher_bpi_encrypt(src, dst,
1446 sess->cipher.bpi_ctx);
1448 srclen -= last_block_len;
1449 /* Encrypt with the block aligned stream with CBC mode */
1450 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1451 op->sym->cipher.data.offset, iv,
1452 srclen, sess->cipher.ctx);
1453 if (last_block_len) {
1454 /* Point at last block */
1457 * IV is the last encrypted block from
1458 * the previous operation
1460 iv = dst - block_size;
1462 srclen = last_block_len;
1463 /* Encrypt the last frame with ECB mode */
1464 status |= process_openssl_cipher_bpi_encrypt(src,
1466 srclen, sess->cipher.bpi_ctx);
1470 /* Decrypt only with ECB mode (encrypt, as it is same operation) */
1471 if (srclen < block_size) {
1472 status = process_openssl_cipher_bpi_encrypt(src, dst,
1475 sess->cipher.bpi_ctx);
1477 if (last_block_len) {
1478 /* Point at last block */
1479 dst += srclen - last_block_len;
1480 src += srclen - last_block_len;
1482 * IV is the last full block
1484 iv = src - block_size;
1486 * Decrypt the last frame with ECB mode
1487 * (encrypt, as it is the same operation)
1489 status = process_openssl_cipher_bpi_encrypt(src,
1491 last_block_len, sess->cipher.bpi_ctx);
1492 /* Prepare parameters for CBC mode op */
1493 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1495 dst += last_block_len - srclen;
1496 srclen -= last_block_len;
1499 /* Decrypt with CBC mode */
1500 status |= process_openssl_cipher_decrypt(mbuf_src, dst,
1501 op->sym->cipher.data.offset, iv,
1502 srclen, sess->cipher.ctx);
1507 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1510 /** Process auth operation */
1512 process_openssl_auth_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1513 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1514 struct rte_mbuf *mbuf_dst)
1521 srclen = op->sym->auth.data.length;
1523 dst = qp->temp_digest;
1525 switch (sess->auth.mode) {
1526 case OPENSSL_AUTH_AS_AUTH:
1527 ctx_a = EVP_MD_CTX_create();
1528 EVP_MD_CTX_copy_ex(ctx_a, sess->auth.auth.ctx);
1529 status = process_openssl_auth(mbuf_src, dst,
1530 op->sym->auth.data.offset, NULL, NULL, srclen,
1531 ctx_a, sess->auth.auth.evp_algo);
1532 EVP_MD_CTX_destroy(ctx_a);
1534 case OPENSSL_AUTH_AS_HMAC:
1535 ctx_h = HMAC_CTX_new();
1536 HMAC_CTX_copy(ctx_h, sess->auth.hmac.ctx);
1537 status = process_openssl_auth_hmac(mbuf_src, dst,
1538 op->sym->auth.data.offset, srclen,
1540 HMAC_CTX_free(ctx_h);
1547 if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1548 if (CRYPTO_memcmp(dst, op->sym->auth.digest.data,
1549 sess->auth.digest_length) != 0) {
1550 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1555 auth_dst = op->sym->auth.digest.data;
1556 if (auth_dst == NULL)
1557 auth_dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1558 op->sym->auth.data.offset +
1559 op->sym->auth.data.length);
1560 memcpy(auth_dst, dst, sess->auth.digest_length);
1564 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1567 /* process dsa sign operation */
1569 process_openssl_dsa_sign_op(struct rte_crypto_op *cop,
1570 struct openssl_asym_session *sess)
1572 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1573 DSA *dsa = sess->u.s.dsa;
1574 DSA_SIG *sign = NULL;
1576 sign = DSA_do_sign(op->message.data,
1581 OPENSSL_LOG(ERR, "%s:%d\n", __func__, __LINE__);
1582 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1584 const BIGNUM *r = NULL, *s = NULL;
1585 get_dsa_sign(sign, &r, &s);
1587 op->r.length = BN_bn2bin(r, op->r.data);
1588 op->s.length = BN_bn2bin(s, op->s.data);
1589 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1597 /* process dsa verify operation */
1599 process_openssl_dsa_verify_op(struct rte_crypto_op *cop,
1600 struct openssl_asym_session *sess)
1602 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1603 DSA *dsa = sess->u.s.dsa;
1605 DSA_SIG *sign = DSA_SIG_new();
1606 BIGNUM *r = NULL, *s = NULL;
1607 BIGNUM *pub_key = NULL;
1610 OPENSSL_LOG(ERR, " %s:%d\n", __func__, __LINE__);
1611 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1615 r = BN_bin2bn(op->r.data,
1618 s = BN_bin2bn(op->s.data,
1621 pub_key = BN_bin2bn(op->y.data,
1624 if (!r || !s || !pub_key) {
1629 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1632 set_dsa_sign(sign, r, s);
1633 set_dsa_pub_key(dsa, pub_key);
1635 ret = DSA_do_verify(op->message.data,
1641 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1643 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1650 /* process dh operation */
1652 process_openssl_dh_op(struct rte_crypto_op *cop,
1653 struct openssl_asym_session *sess)
1655 struct rte_crypto_dh_op_param *op = &cop->asym->dh;
1656 DH *dh_key = sess->u.dh.dh_key;
1657 BIGNUM *priv_key = NULL;
1660 if (sess->u.dh.key_op &
1661 (1 << RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE)) {
1662 /* compute shared secret using peer public key
1663 * and current private key
1664 * shared secret = peer_key ^ priv_key mod p
1666 BIGNUM *peer_key = NULL;
1668 /* copy private key and peer key and compute shared secret */
1669 peer_key = BN_bin2bn(op->pub_key.data,
1672 if (peer_key == NULL) {
1673 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1676 priv_key = BN_bin2bn(op->priv_key.data,
1677 op->priv_key.length,
1679 if (priv_key == NULL) {
1681 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1684 ret = set_dh_priv_key(dh_key, priv_key);
1686 OPENSSL_LOG(ERR, "Failed to set private key\n");
1687 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1693 ret = DH_compute_key(
1694 op->shared_secret.data,
1697 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1699 /* priv key is already loaded into dh,
1700 * let's not free that directly here.
1701 * DH_free() will auto free it later.
1705 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1706 op->shared_secret.length = ret;
1712 * other options are public and private key generations.
1714 * if user provides private key,
1715 * then first set DH with user provided private key
1717 if ((sess->u.dh.key_op &
1718 (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) &&
1719 !(sess->u.dh.key_op &
1720 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE))) {
1721 /* generate public key using user-provided private key
1722 * pub_key = g ^ priv_key mod p
1725 /* load private key into DH */
1726 priv_key = BN_bin2bn(op->priv_key.data,
1727 op->priv_key.length,
1729 if (priv_key == NULL) {
1730 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1733 ret = set_dh_priv_key(dh_key, priv_key);
1735 OPENSSL_LOG(ERR, "Failed to set private key\n");
1736 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1742 /* generate public and private key pair.
1744 * if private key already set, generates only public key.
1746 * if private key is not already set, then set it to random value
1747 * and update internal private key.
1749 if (!DH_generate_key(dh_key)) {
1750 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1754 if (sess->u.dh.key_op & (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) {
1755 const BIGNUM *pub_key = NULL;
1757 OPENSSL_LOG(DEBUG, "%s:%d update public key\n",
1758 __func__, __LINE__);
1760 /* get the generated keys */
1761 get_dh_pub_key(dh_key, &pub_key);
1763 /* output public key */
1764 op->pub_key.length = BN_bn2bin(pub_key,
1768 if (sess->u.dh.key_op &
1769 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE)) {
1770 const BIGNUM *priv_key = NULL;
1772 OPENSSL_LOG(DEBUG, "%s:%d updated priv key\n",
1773 __func__, __LINE__);
1775 /* get the generated keys */
1776 get_dh_priv_key(dh_key, &priv_key);
1778 /* provide generated private key back to user */
1779 op->priv_key.length = BN_bn2bin(priv_key,
1783 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1788 /* process modinv operation */
1790 process_openssl_modinv_op(struct rte_crypto_op *cop,
1791 struct openssl_asym_session *sess)
1793 struct rte_crypto_asym_op *op = cop->asym;
1794 BIGNUM *base = BN_CTX_get(sess->u.m.ctx);
1795 BIGNUM *res = BN_CTX_get(sess->u.m.ctx);
1797 if (unlikely(base == NULL || res == NULL)) {
1800 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1804 base = BN_bin2bn((const unsigned char *)op->modinv.base.data,
1805 op->modinv.base.length, base);
1807 if (BN_mod_inverse(res, base, sess->u.m.modulus, sess->u.m.ctx)) {
1808 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1809 op->modinv.result.length = BN_bn2bin(res, op->modinv.result.data);
1811 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1820 /* process modexp operation */
1822 process_openssl_modexp_op(struct rte_crypto_op *cop,
1823 struct openssl_asym_session *sess)
1825 struct rte_crypto_asym_op *op = cop->asym;
1826 BIGNUM *base = BN_CTX_get(sess->u.e.ctx);
1827 BIGNUM *res = BN_CTX_get(sess->u.e.ctx);
1829 if (unlikely(base == NULL || res == NULL)) {
1832 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1836 base = BN_bin2bn((const unsigned char *)op->modex.base.data,
1837 op->modex.base.length, base);
1839 if (BN_mod_exp(res, base, sess->u.e.exp,
1840 sess->u.e.mod, sess->u.e.ctx)) {
1841 op->modex.result.length = BN_bn2bin(res, op->modex.result.data);
1842 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1844 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1853 /* process rsa operations */
1855 process_openssl_rsa_op(struct rte_crypto_op *cop,
1856 struct openssl_asym_session *sess)
1859 struct rte_crypto_asym_op *op = cop->asym;
1860 RSA *rsa = sess->u.r.rsa;
1861 uint32_t pad = (op->rsa.pad);
1864 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1867 case RTE_CRYPTO_RSA_PADDING_PKCS1_5:
1868 pad = RSA_PKCS1_PADDING;
1870 case RTE_CRYPTO_RSA_PADDING_NONE:
1871 pad = RSA_NO_PADDING;
1874 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1876 "rsa pad type not supported %d\n", pad);
1880 switch (op->rsa.op_type) {
1881 case RTE_CRYPTO_ASYM_OP_ENCRYPT:
1882 ret = RSA_public_encrypt(op->rsa.message.length,
1883 op->rsa.message.data,
1884 op->rsa.cipher.data,
1889 op->rsa.cipher.length = ret;
1891 "length of encrypted text %d\n", ret);
1894 case RTE_CRYPTO_ASYM_OP_DECRYPT:
1895 ret = RSA_private_decrypt(op->rsa.cipher.length,
1896 op->rsa.cipher.data,
1897 op->rsa.message.data,
1901 op->rsa.message.length = ret;
1904 case RTE_CRYPTO_ASYM_OP_SIGN:
1905 ret = RSA_private_encrypt(op->rsa.message.length,
1906 op->rsa.message.data,
1911 op->rsa.sign.length = ret;
1914 case RTE_CRYPTO_ASYM_OP_VERIFY:
1915 tmp = rte_malloc(NULL, op->rsa.sign.length, 0);
1917 OPENSSL_LOG(ERR, "Memory allocation failed");
1918 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1921 ret = RSA_public_decrypt(op->rsa.sign.length,
1928 "Length of public_decrypt %d "
1929 "length of message %zd\n",
1930 ret, op->rsa.message.length);
1931 if ((ret <= 0) || (CRYPTO_memcmp(tmp, op->rsa.message.data,
1932 op->rsa.message.length))) {
1933 OPENSSL_LOG(ERR, "RSA sign Verification failed");
1934 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1940 /* allow ops with invalid args to be pushed to
1943 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1948 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1954 process_asym_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1955 struct openssl_asym_session *sess)
1959 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1961 switch (sess->xfrm_type) {
1962 case RTE_CRYPTO_ASYM_XFORM_RSA:
1963 retval = process_openssl_rsa_op(op, sess);
1965 case RTE_CRYPTO_ASYM_XFORM_MODEX:
1966 retval = process_openssl_modexp_op(op, sess);
1968 case RTE_CRYPTO_ASYM_XFORM_MODINV:
1969 retval = process_openssl_modinv_op(op, sess);
1971 case RTE_CRYPTO_ASYM_XFORM_DH:
1972 retval = process_openssl_dh_op(op, sess);
1974 case RTE_CRYPTO_ASYM_XFORM_DSA:
1975 if (op->asym->dsa.op_type == RTE_CRYPTO_ASYM_OP_SIGN)
1976 retval = process_openssl_dsa_sign_op(op, sess);
1977 else if (op->asym->dsa.op_type ==
1978 RTE_CRYPTO_ASYM_OP_VERIFY)
1980 process_openssl_dsa_verify_op(op, sess);
1982 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1985 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1989 /* op processed so push to completion queue as processed */
1990 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
1992 /* return error if failed to put in completion queue */
1999 /** Process crypto operation for mbuf */
2001 process_op(struct openssl_qp *qp, struct rte_crypto_op *op,
2002 struct openssl_session *sess)
2004 struct rte_mbuf *msrc, *mdst;
2007 msrc = op->sym->m_src;
2008 mdst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
2010 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
2012 switch (sess->chain_order) {
2013 case OPENSSL_CHAIN_ONLY_CIPHER:
2014 process_openssl_cipher_op(op, sess, msrc, mdst);
2016 case OPENSSL_CHAIN_ONLY_AUTH:
2017 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2019 case OPENSSL_CHAIN_CIPHER_AUTH:
2020 process_openssl_cipher_op(op, sess, msrc, mdst);
2021 process_openssl_auth_op(qp, op, sess, mdst, mdst);
2023 case OPENSSL_CHAIN_AUTH_CIPHER:
2024 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2025 process_openssl_cipher_op(op, sess, msrc, mdst);
2027 case OPENSSL_CHAIN_COMBINED:
2028 process_openssl_combined_op(op, sess, msrc, mdst);
2030 case OPENSSL_CHAIN_CIPHER_BPI:
2031 process_openssl_docsis_bpi_op(op, sess, msrc, mdst);
2034 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
2038 /* Free session if a session-less crypto op */
2039 if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
2040 openssl_reset_session(sess);
2041 memset(sess, 0, sizeof(struct openssl_session));
2042 memset(op->sym->session, 0,
2043 rte_cryptodev_sym_get_existing_header_session_size(
2045 rte_mempool_put(qp->sess_mp_priv, sess);
2046 rte_mempool_put(qp->sess_mp, op->sym->session);
2047 op->sym->session = NULL;
2050 if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
2051 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
2053 if (op->status != RTE_CRYPTO_OP_STATUS_ERROR)
2054 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2062 *------------------------------------------------------------------------------
2064 *------------------------------------------------------------------------------
2067 /** Enqueue burst */
2069 openssl_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
2073 struct openssl_qp *qp = queue_pair;
2076 for (i = 0; i < nb_ops; i++) {
2077 sess = get_session(qp, ops[i]);
2078 if (unlikely(sess == NULL))
2081 if (ops[i]->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2082 retval = process_op(qp, ops[i],
2083 (struct openssl_session *) sess);
2085 retval = process_asym_op(qp, ops[i],
2086 (struct openssl_asym_session *) sess);
2087 if (unlikely(retval < 0))
2091 qp->stats.enqueued_count += i;
2095 qp->stats.enqueue_err_count++;
2099 /** Dequeue burst */
2101 openssl_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
2104 struct openssl_qp *qp = queue_pair;
2106 unsigned int nb_dequeued = 0;
2108 nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
2109 (void **)ops, nb_ops, NULL);
2110 qp->stats.dequeued_count += nb_dequeued;
2115 /** Create OPENSSL crypto device */
2117 cryptodev_openssl_create(const char *name,
2118 struct rte_vdev_device *vdev,
2119 struct rte_cryptodev_pmd_init_params *init_params)
2121 struct rte_cryptodev *dev;
2122 struct openssl_private *internals;
2124 dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
2126 OPENSSL_LOG(ERR, "failed to create cryptodev vdev");
2130 dev->driver_id = cryptodev_driver_id;
2131 dev->dev_ops = rte_openssl_pmd_ops;
2133 /* register rx/tx burst functions for data path */
2134 dev->dequeue_burst = openssl_pmd_dequeue_burst;
2135 dev->enqueue_burst = openssl_pmd_enqueue_burst;
2137 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
2138 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
2139 RTE_CRYPTODEV_FF_CPU_AESNI |
2140 RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
2141 RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
2142 RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO |
2143 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP |
2144 RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT;
2146 internals = dev->data->dev_private;
2148 internals->max_nb_qpairs = init_params->max_nb_queue_pairs;
2153 OPENSSL_LOG(ERR, "driver %s: create failed",
2156 cryptodev_openssl_remove(vdev);
2160 /** Initialise OPENSSL crypto device */
2162 cryptodev_openssl_probe(struct rte_vdev_device *vdev)
2164 struct rte_cryptodev_pmd_init_params init_params = {
2166 sizeof(struct openssl_private),
2168 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
2171 const char *input_args;
2173 name = rte_vdev_device_name(vdev);
2176 input_args = rte_vdev_device_args(vdev);
2178 rte_cryptodev_pmd_parse_input_args(&init_params, input_args);
2180 return cryptodev_openssl_create(name, vdev, &init_params);
2183 /** Uninitialise OPENSSL crypto device */
2185 cryptodev_openssl_remove(struct rte_vdev_device *vdev)
2187 struct rte_cryptodev *cryptodev;
2190 name = rte_vdev_device_name(vdev);
2194 cryptodev = rte_cryptodev_pmd_get_named_dev(name);
2195 if (cryptodev == NULL)
2198 return rte_cryptodev_pmd_destroy(cryptodev);
2201 static struct rte_vdev_driver cryptodev_openssl_pmd_drv = {
2202 .probe = cryptodev_openssl_probe,
2203 .remove = cryptodev_openssl_remove
2206 static struct cryptodev_driver openssl_crypto_drv;
2208 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_OPENSSL_PMD,
2209 cryptodev_openssl_pmd_drv);
2210 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_OPENSSL_PMD,
2211 "max_nb_queue_pairs=<int> "
2213 RTE_PMD_REGISTER_CRYPTO_DRIVER(openssl_crypto_drv,
2214 cryptodev_openssl_pmd_drv.driver, cryptodev_driver_id);
2216 RTE_INIT(openssl_init_log)
2218 openssl_logtype_driver = rte_log_register("pmd.crypto.openssl");