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 "rte_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(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(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, 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, 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, (void **)&_sess_private_data))
774 sess = (struct openssl_session *)_sess_private_data;
776 if (unlikely(openssl_set_session_parameters(sess,
777 op->sym->xform) != 0)) {
778 rte_mempool_put(qp->sess_mp, _sess);
779 rte_mempool_put(qp->sess_mp, _sess_private_data);
782 op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
783 set_sym_session_private_data(op->sym->session,
784 cryptodev_driver_id, _sess_private_data);
788 op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
794 *------------------------------------------------------------------------------
796 *------------------------------------------------------------------------------
799 process_openssl_encryption_update(struct rte_mbuf *mbuf_src, int offset,
800 uint8_t **dst, int srclen, EVP_CIPHER_CTX *ctx)
807 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
809 offset -= rte_pktmbuf_data_len(m);
814 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
816 l = rte_pktmbuf_data_len(m) - offset;
818 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
824 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
830 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
831 src = rte_pktmbuf_mtod(m, uint8_t *);
832 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
833 if (EVP_EncryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
843 process_openssl_decryption_update(struct rte_mbuf *mbuf_src, int offset,
844 uint8_t **dst, int srclen, EVP_CIPHER_CTX *ctx)
851 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
853 offset -= rte_pktmbuf_data_len(m);
858 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
860 l = rte_pktmbuf_data_len(m) - offset;
862 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, srclen) <= 0)
868 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
874 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
875 src = rte_pktmbuf_mtod(m, uint8_t *);
876 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
877 if (EVP_DecryptUpdate(ctx, *dst, &dstlen, src, l) <= 0)
886 /** Process standard openssl cipher encryption */
888 process_openssl_cipher_encrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
889 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx)
893 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
894 goto process_cipher_encrypt_err;
896 EVP_CIPHER_CTX_set_padding(ctx, 0);
898 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
900 goto process_cipher_encrypt_err;
902 if (EVP_EncryptFinal_ex(ctx, dst, &totlen) <= 0)
903 goto process_cipher_encrypt_err;
907 process_cipher_encrypt_err:
908 OPENSSL_LOG(ERR, "Process openssl cipher encrypt failed");
912 /** Process standard openssl cipher encryption */
914 process_openssl_cipher_bpi_encrypt(uint8_t *src, uint8_t *dst,
915 uint8_t *iv, int srclen,
919 uint8_t encrypted_iv[DES_BLOCK_SIZE];
922 if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen,
923 iv, DES_BLOCK_SIZE) <= 0)
924 goto process_cipher_encrypt_err;
926 for (i = 0; i < srclen; i++)
927 *(dst + i) = *(src + i) ^ (encrypted_iv[i]);
931 process_cipher_encrypt_err:
932 OPENSSL_LOG(ERR, "Process openssl cipher bpi encrypt failed");
935 /** Process standard openssl cipher decryption */
937 process_openssl_cipher_decrypt(struct rte_mbuf *mbuf_src, uint8_t *dst,
938 int offset, uint8_t *iv, int srclen, EVP_CIPHER_CTX *ctx)
942 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
943 goto process_cipher_decrypt_err;
945 EVP_CIPHER_CTX_set_padding(ctx, 0);
947 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
949 goto process_cipher_decrypt_err;
951 if (EVP_DecryptFinal_ex(ctx, dst, &totlen) <= 0)
952 goto process_cipher_decrypt_err;
955 process_cipher_decrypt_err:
956 OPENSSL_LOG(ERR, "Process openssl cipher decrypt failed");
960 /** Process cipher des 3 ctr encryption, decryption algorithm */
962 process_openssl_cipher_des3ctr(struct rte_mbuf *mbuf_src, uint8_t *dst,
963 int offset, uint8_t *iv, uint8_t *key, int srclen,
966 uint8_t ebuf[8], ctr[8];
972 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
974 offset -= rte_pktmbuf_data_len(m);
977 goto process_cipher_des3ctr_err;
979 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
980 l = rte_pktmbuf_data_len(m) - offset;
982 /* We use 3DES encryption also for decryption.
983 * IV is not important for 3DES ecb
985 if (EVP_EncryptInit_ex(ctx, EVP_des_ede3_ecb(), NULL, key, NULL) <= 0)
986 goto process_cipher_des3ctr_err;
990 for (n = 0; n < srclen; n++) {
992 if (EVP_EncryptUpdate(ctx,
993 (unsigned char *)&ebuf, &unused,
994 (const unsigned char *)&ctr, 8) <= 0)
995 goto process_cipher_des3ctr_err;
998 dst[n] = *(src++) ^ ebuf[n % 8];
1004 src = rte_pktmbuf_mtod(m, uint8_t *);
1005 l = rte_pktmbuf_data_len(m);
1012 process_cipher_des3ctr_err:
1013 OPENSSL_LOG(ERR, "Process openssl cipher des 3 ede ctr failed");
1017 /** Process AES-GCM encrypt algorithm */
1019 process_openssl_auth_encryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1020 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1021 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1023 int len = 0, unused = 0;
1024 uint8_t empty[] = {};
1026 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1027 goto process_auth_encryption_gcm_err;
1030 if (EVP_EncryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1031 goto process_auth_encryption_gcm_err;
1034 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1036 goto process_auth_encryption_gcm_err;
1038 /* Workaround open ssl bug in version less then 1.0.1f */
1039 if (EVP_EncryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1040 goto process_auth_encryption_gcm_err;
1042 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1043 goto process_auth_encryption_gcm_err;
1045 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, 16, tag) <= 0)
1046 goto process_auth_encryption_gcm_err;
1050 process_auth_encryption_gcm_err:
1051 OPENSSL_LOG(ERR, "Process openssl auth encryption gcm failed");
1055 /** Process AES-CCM encrypt algorithm */
1057 process_openssl_auth_encryption_ccm(struct rte_mbuf *mbuf_src, int offset,
1058 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1059 uint8_t *dst, uint8_t *tag, uint8_t taglen, EVP_CIPHER_CTX *ctx)
1063 if (EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1064 goto process_auth_encryption_ccm_err;
1066 if (EVP_EncryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1067 goto process_auth_encryption_ccm_err;
1071 * For AES-CCM, the actual AAD is placed
1072 * 18 bytes after the start of the AAD field,
1073 * according to the API.
1075 if (EVP_EncryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1076 goto process_auth_encryption_ccm_err;
1079 if (process_openssl_encryption_update(mbuf_src, offset, &dst,
1081 goto process_auth_encryption_ccm_err;
1083 if (EVP_EncryptFinal_ex(ctx, dst, &len) <= 0)
1084 goto process_auth_encryption_ccm_err;
1086 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_GET_TAG, taglen, tag) <= 0)
1087 goto process_auth_encryption_ccm_err;
1091 process_auth_encryption_ccm_err:
1092 OPENSSL_LOG(ERR, "Process openssl auth encryption ccm failed");
1096 /** Process AES-GCM decrypt algorithm */
1098 process_openssl_auth_decryption_gcm(struct rte_mbuf *mbuf_src, int offset,
1099 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1100 uint8_t *dst, uint8_t *tag, EVP_CIPHER_CTX *ctx)
1102 int len = 0, unused = 0;
1103 uint8_t empty[] = {};
1105 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, 16, tag) <= 0)
1106 goto process_auth_decryption_gcm_err;
1108 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1109 goto process_auth_decryption_gcm_err;
1112 if (EVP_DecryptUpdate(ctx, NULL, &len, aad, aadlen) <= 0)
1113 goto process_auth_decryption_gcm_err;
1116 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1118 goto process_auth_decryption_gcm_err;
1120 /* Workaround open ssl bug in version less then 1.0.1f */
1121 if (EVP_DecryptUpdate(ctx, empty, &unused, empty, 0) <= 0)
1122 goto process_auth_decryption_gcm_err;
1124 if (EVP_DecryptFinal_ex(ctx, dst, &len) <= 0)
1129 process_auth_decryption_gcm_err:
1130 OPENSSL_LOG(ERR, "Process openssl auth decryption gcm failed");
1134 /** Process AES-CCM decrypt algorithm */
1136 process_openssl_auth_decryption_ccm(struct rte_mbuf *mbuf_src, int offset,
1137 int srclen, uint8_t *aad, int aadlen, uint8_t *iv,
1138 uint8_t *dst, uint8_t *tag, uint8_t tag_len,
1139 EVP_CIPHER_CTX *ctx)
1143 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, tag_len, tag) <= 0)
1144 goto process_auth_decryption_ccm_err;
1146 if (EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, iv) <= 0)
1147 goto process_auth_decryption_ccm_err;
1149 if (EVP_DecryptUpdate(ctx, NULL, &len, NULL, srclen) <= 0)
1150 goto process_auth_decryption_ccm_err;
1154 * For AES-CCM, the actual AAD is placed
1155 * 18 bytes after the start of the AAD field,
1156 * according to the API.
1158 if (EVP_DecryptUpdate(ctx, NULL, &len, aad + 18, aadlen) <= 0)
1159 goto process_auth_decryption_ccm_err;
1162 if (process_openssl_decryption_update(mbuf_src, offset, &dst,
1168 process_auth_decryption_ccm_err:
1169 OPENSSL_LOG(ERR, "Process openssl auth decryption ccm failed");
1173 /** Process standard openssl auth algorithms */
1175 process_openssl_auth(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1176 __rte_unused uint8_t *iv, __rte_unused EVP_PKEY * pkey,
1177 int srclen, EVP_MD_CTX *ctx, const EVP_MD *algo)
1184 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1186 offset -= rte_pktmbuf_data_len(m);
1189 goto process_auth_err;
1191 if (EVP_DigestInit_ex(ctx, algo, NULL) <= 0)
1192 goto process_auth_err;
1194 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1196 l = rte_pktmbuf_data_len(m) - offset;
1198 if (EVP_DigestUpdate(ctx, (char *)src, srclen) <= 0)
1199 goto process_auth_err;
1200 goto process_auth_final;
1203 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1204 goto process_auth_err;
1208 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1209 src = rte_pktmbuf_mtod(m, uint8_t *);
1210 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1211 if (EVP_DigestUpdate(ctx, (char *)src, l) <= 0)
1212 goto process_auth_err;
1217 if (EVP_DigestFinal_ex(ctx, dst, (unsigned int *)&dstlen) <= 0)
1218 goto process_auth_err;
1222 OPENSSL_LOG(ERR, "Process openssl auth failed");
1226 /** Process standard openssl auth algorithms with hmac */
1228 process_openssl_auth_hmac(struct rte_mbuf *mbuf_src, uint8_t *dst, int offset,
1229 int srclen, HMAC_CTX *ctx)
1231 unsigned int dstlen;
1236 for (m = mbuf_src; m != NULL && offset > rte_pktmbuf_data_len(m);
1238 offset -= rte_pktmbuf_data_len(m);
1241 goto process_auth_err;
1243 src = rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
1245 l = rte_pktmbuf_data_len(m) - offset;
1247 if (HMAC_Update(ctx, (unsigned char *)src, srclen) != 1)
1248 goto process_auth_err;
1249 goto process_auth_final;
1252 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1253 goto process_auth_err;
1257 for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
1258 src = rte_pktmbuf_mtod(m, uint8_t *);
1259 l = rte_pktmbuf_data_len(m) < n ? rte_pktmbuf_data_len(m) : n;
1260 if (HMAC_Update(ctx, (unsigned char *)src, l) != 1)
1261 goto process_auth_err;
1266 if (HMAC_Final(ctx, dst, &dstlen) != 1)
1267 goto process_auth_err;
1269 if (unlikely(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL) != 1))
1270 goto process_auth_err;
1275 OPENSSL_LOG(ERR, "Process openssl auth failed");
1279 /*----------------------------------------------------------------------------*/
1281 /** Process auth/cipher combined operation */
1283 process_openssl_combined_op
1284 (struct rte_crypto_op *op, struct openssl_session *sess,
1285 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1288 uint8_t *dst = NULL, *iv, *tag, *aad;
1289 int srclen, aadlen, status = -1;
1294 * Segmented destination buffer is not supported for
1295 * encryption/decryption
1297 if (!rte_pktmbuf_is_contiguous(mbuf_dst)) {
1298 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1302 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1304 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
1306 offset = op->sym->auth.data.offset;
1307 aadlen = op->sym->auth.data.length;
1308 aad = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1309 op->sym->auth.data.offset);
1310 tag = op->sym->auth.digest.data;
1312 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1315 srclen = op->sym->aead.data.length;
1316 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1317 op->sym->aead.data.offset);
1318 offset = op->sym->aead.data.offset;
1319 aad = op->sym->aead.aad.data;
1320 aadlen = sess->auth.aad_length;
1321 tag = op->sym->aead.digest.data;
1323 tag = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1327 taglen = sess->auth.digest_length;
1329 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1330 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1331 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1332 status = process_openssl_auth_encryption_gcm(
1333 mbuf_src, offset, srclen,
1335 dst, tag, sess->cipher.ctx);
1337 status = process_openssl_auth_encryption_ccm(
1338 mbuf_src, offset, srclen,
1340 dst, tag, taglen, sess->cipher.ctx);
1343 if (sess->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC ||
1344 sess->aead_algo == RTE_CRYPTO_AEAD_AES_GCM)
1345 status = process_openssl_auth_decryption_gcm(
1346 mbuf_src, offset, srclen,
1348 dst, tag, sess->cipher.ctx);
1350 status = process_openssl_auth_decryption_ccm(
1351 mbuf_src, offset, srclen,
1353 dst, tag, taglen, sess->cipher.ctx);
1357 if (status == (-EFAULT) &&
1358 sess->auth.operation ==
1359 RTE_CRYPTO_AUTH_OP_VERIFY)
1360 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1362 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1366 /** Process cipher operation */
1368 process_openssl_cipher_op
1369 (struct rte_crypto_op *op, struct openssl_session *sess,
1370 struct rte_mbuf *mbuf_src, struct rte_mbuf *mbuf_dst)
1376 * Segmented destination buffer is not supported for
1377 * encryption/decryption
1379 if (!rte_pktmbuf_is_contiguous(mbuf_dst)) {
1380 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1384 srclen = op->sym->cipher.data.length;
1385 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1386 op->sym->cipher.data.offset);
1388 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1391 if (sess->cipher.mode == OPENSSL_CIPHER_LIB)
1392 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1393 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1394 op->sym->cipher.data.offset, iv,
1395 srclen, sess->cipher.ctx);
1397 status = process_openssl_cipher_decrypt(mbuf_src, dst,
1398 op->sym->cipher.data.offset, iv,
1399 srclen, sess->cipher.ctx);
1401 status = process_openssl_cipher_des3ctr(mbuf_src, dst,
1402 op->sym->cipher.data.offset, iv,
1403 sess->cipher.key.data, srclen,
1407 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1410 /** Process cipher operation */
1412 process_openssl_docsis_bpi_op(struct rte_crypto_op *op,
1413 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1414 struct rte_mbuf *mbuf_dst)
1416 uint8_t *src, *dst, *iv;
1417 uint8_t block_size, last_block_len;
1418 int srclen, status = 0;
1420 srclen = op->sym->cipher.data.length;
1421 src = rte_pktmbuf_mtod_offset(mbuf_src, uint8_t *,
1422 op->sym->cipher.data.offset);
1423 dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1424 op->sym->cipher.data.offset);
1426 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1429 block_size = DES_BLOCK_SIZE;
1431 last_block_len = srclen % block_size;
1432 if (sess->cipher.direction == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1433 /* Encrypt only with ECB mode XOR IV */
1434 if (srclen < block_size) {
1435 status = process_openssl_cipher_bpi_encrypt(src, dst,
1437 sess->cipher.bpi_ctx);
1439 srclen -= last_block_len;
1440 /* Encrypt with the block aligned stream with CBC mode */
1441 status = process_openssl_cipher_encrypt(mbuf_src, dst,
1442 op->sym->cipher.data.offset, iv,
1443 srclen, sess->cipher.ctx);
1444 if (last_block_len) {
1445 /* Point at last block */
1448 * IV is the last encrypted block from
1449 * the previous operation
1451 iv = dst - block_size;
1453 srclen = last_block_len;
1454 /* Encrypt the last frame with ECB mode */
1455 status |= process_openssl_cipher_bpi_encrypt(src,
1457 srclen, sess->cipher.bpi_ctx);
1461 /* Decrypt only with ECB mode (encrypt, as it is same operation) */
1462 if (srclen < block_size) {
1463 status = process_openssl_cipher_bpi_encrypt(src, dst,
1466 sess->cipher.bpi_ctx);
1468 if (last_block_len) {
1469 /* Point at last block */
1470 dst += srclen - last_block_len;
1471 src += srclen - last_block_len;
1473 * IV is the last full block
1475 iv = src - block_size;
1477 * Decrypt the last frame with ECB mode
1478 * (encrypt, as it is the same operation)
1480 status = process_openssl_cipher_bpi_encrypt(src,
1482 last_block_len, sess->cipher.bpi_ctx);
1483 /* Prepare parameters for CBC mode op */
1484 iv = rte_crypto_op_ctod_offset(op, uint8_t *,
1486 dst += last_block_len - srclen;
1487 srclen -= last_block_len;
1490 /* Decrypt with CBC mode */
1491 status |= process_openssl_cipher_decrypt(mbuf_src, dst,
1492 op->sym->cipher.data.offset, iv,
1493 srclen, sess->cipher.ctx);
1498 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1501 /** Process auth operation */
1503 process_openssl_auth_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1504 struct openssl_session *sess, struct rte_mbuf *mbuf_src,
1505 struct rte_mbuf *mbuf_dst)
1510 srclen = op->sym->auth.data.length;
1512 dst = qp->temp_digest;
1514 switch (sess->auth.mode) {
1515 case OPENSSL_AUTH_AS_AUTH:
1516 status = process_openssl_auth(mbuf_src, dst,
1517 op->sym->auth.data.offset, NULL, NULL, srclen,
1518 sess->auth.auth.ctx, sess->auth.auth.evp_algo);
1520 case OPENSSL_AUTH_AS_HMAC:
1521 status = process_openssl_auth_hmac(mbuf_src, dst,
1522 op->sym->auth.data.offset, srclen,
1523 sess->auth.hmac.ctx);
1530 if (sess->auth.operation == RTE_CRYPTO_AUTH_OP_VERIFY) {
1531 if (memcmp(dst, op->sym->auth.digest.data,
1532 sess->auth.digest_length) != 0) {
1533 op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
1538 auth_dst = op->sym->auth.digest.data;
1539 if (auth_dst == NULL)
1540 auth_dst = rte_pktmbuf_mtod_offset(mbuf_dst, uint8_t *,
1541 op->sym->auth.data.offset +
1542 op->sym->auth.data.length);
1543 memcpy(auth_dst, dst, sess->auth.digest_length);
1547 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
1550 /* process dsa sign operation */
1552 process_openssl_dsa_sign_op(struct rte_crypto_op *cop,
1553 struct openssl_asym_session *sess)
1555 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1556 DSA *dsa = sess->u.s.dsa;
1557 DSA_SIG *sign = NULL;
1559 sign = DSA_do_sign(op->message.data,
1564 OPENSSL_LOG(ERR, "%s:%d\n", __func__, __LINE__);
1565 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1567 const BIGNUM *r = NULL, *s = NULL;
1568 get_dsa_sign(sign, &r, &s);
1570 op->r.length = BN_bn2bin(r, op->r.data);
1571 op->s.length = BN_bn2bin(s, op->s.data);
1572 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1580 /* process dsa verify operation */
1582 process_openssl_dsa_verify_op(struct rte_crypto_op *cop,
1583 struct openssl_asym_session *sess)
1585 struct rte_crypto_dsa_op_param *op = &cop->asym->dsa;
1586 DSA *dsa = sess->u.s.dsa;
1588 DSA_SIG *sign = DSA_SIG_new();
1589 BIGNUM *r = NULL, *s = NULL;
1590 BIGNUM *pub_key = NULL;
1593 OPENSSL_LOG(ERR, " %s:%d\n", __func__, __LINE__);
1594 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1598 r = BN_bin2bn(op->r.data,
1601 s = BN_bin2bn(op->s.data,
1604 pub_key = BN_bin2bn(op->y.data,
1607 if (!r || !s || !pub_key) {
1612 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1615 set_dsa_sign(sign, r, s);
1616 set_dsa_pub_key(dsa, pub_key);
1618 ret = DSA_do_verify(op->message.data,
1624 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1626 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1633 /* process dh operation */
1635 process_openssl_dh_op(struct rte_crypto_op *cop,
1636 struct openssl_asym_session *sess)
1638 struct rte_crypto_dh_op_param *op = &cop->asym->dh;
1639 DH *dh_key = sess->u.dh.dh_key;
1640 BIGNUM *priv_key = NULL;
1643 if (sess->u.dh.key_op &
1644 (1 << RTE_CRYPTO_ASYM_OP_SHARED_SECRET_COMPUTE)) {
1645 /* compute shared secret using peer public key
1646 * and current private key
1647 * shared secret = peer_key ^ priv_key mod p
1649 BIGNUM *peer_key = NULL;
1651 /* copy private key and peer key and compute shared secret */
1652 peer_key = BN_bin2bn(op->pub_key.data,
1655 if (peer_key == NULL) {
1656 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1659 priv_key = BN_bin2bn(op->priv_key.data,
1660 op->priv_key.length,
1662 if (priv_key == NULL) {
1664 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1667 ret = set_dh_priv_key(dh_key, priv_key);
1669 OPENSSL_LOG(ERR, "Failed to set private key\n");
1670 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1676 ret = DH_compute_key(
1677 op->shared_secret.data,
1680 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1682 /* priv key is already loaded into dh,
1683 * let's not free that directly here.
1684 * DH_free() will auto free it later.
1688 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1689 op->shared_secret.length = ret;
1695 * other options are public and private key generations.
1697 * if user provides private key,
1698 * then first set DH with user provided private key
1700 if ((sess->u.dh.key_op &
1701 (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) &&
1702 !(sess->u.dh.key_op &
1703 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE))) {
1704 /* generate public key using user-provided private key
1705 * pub_key = g ^ priv_key mod p
1708 /* load private key into DH */
1709 priv_key = BN_bin2bn(op->priv_key.data,
1710 op->priv_key.length,
1712 if (priv_key == NULL) {
1713 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1716 ret = set_dh_priv_key(dh_key, priv_key);
1718 OPENSSL_LOG(ERR, "Failed to set private key\n");
1719 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1725 /* generate public and private key pair.
1727 * if private key already set, generates only public key.
1729 * if private key is not already set, then set it to random value
1730 * and update internal private key.
1732 if (!DH_generate_key(dh_key)) {
1733 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1737 if (sess->u.dh.key_op & (1 << RTE_CRYPTO_ASYM_OP_PUBLIC_KEY_GENERATE)) {
1738 const BIGNUM *pub_key = NULL;
1740 OPENSSL_LOG(DEBUG, "%s:%d update public key\n",
1741 __func__, __LINE__);
1743 /* get the generated keys */
1744 get_dh_pub_key(dh_key, &pub_key);
1746 /* output public key */
1747 op->pub_key.length = BN_bn2bin(pub_key,
1751 if (sess->u.dh.key_op &
1752 (1 << RTE_CRYPTO_ASYM_OP_PRIVATE_KEY_GENERATE)) {
1753 const BIGNUM *priv_key = NULL;
1755 OPENSSL_LOG(DEBUG, "%s:%d updated priv key\n",
1756 __func__, __LINE__);
1758 /* get the generated keys */
1759 get_dh_priv_key(dh_key, &priv_key);
1761 /* provide generated private key back to user */
1762 op->priv_key.length = BN_bn2bin(priv_key,
1766 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1771 /* process modinv operation */
1773 process_openssl_modinv_op(struct rte_crypto_op *cop,
1774 struct openssl_asym_session *sess)
1776 struct rte_crypto_asym_op *op = cop->asym;
1777 BIGNUM *base = BN_CTX_get(sess->u.m.ctx);
1778 BIGNUM *res = BN_CTX_get(sess->u.m.ctx);
1780 if (unlikely(base == NULL || res == NULL)) {
1783 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1787 base = BN_bin2bn((const unsigned char *)op->modinv.base.data,
1788 op->modinv.base.length, base);
1790 if (BN_mod_inverse(res, base, sess->u.m.modulus, sess->u.m.ctx)) {
1791 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1792 op->modinv.base.length = BN_bn2bin(res, op->modinv.base.data);
1794 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1800 /* process modexp operation */
1802 process_openssl_modexp_op(struct rte_crypto_op *cop,
1803 struct openssl_asym_session *sess)
1805 struct rte_crypto_asym_op *op = cop->asym;
1806 BIGNUM *base = BN_CTX_get(sess->u.e.ctx);
1807 BIGNUM *res = BN_CTX_get(sess->u.e.ctx);
1809 if (unlikely(base == NULL || res == NULL)) {
1812 cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1816 base = BN_bin2bn((const unsigned char *)op->modinv.base.data,
1817 op->modinv.base.length, base);
1819 if (BN_mod_exp(res, base, sess->u.e.exp,
1820 sess->u.e.mod, sess->u.e.ctx)) {
1821 op->modinv.base.length = BN_bn2bin(res, op->modinv.base.data);
1822 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1824 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1830 /* process rsa operations */
1832 process_openssl_rsa_op(struct rte_crypto_op *cop,
1833 struct openssl_asym_session *sess)
1836 struct rte_crypto_asym_op *op = cop->asym;
1837 RSA *rsa = sess->u.r.rsa;
1838 uint32_t pad = (op->rsa.pad);
1841 cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
1844 case RTE_CRYPTO_RSA_PKCS1_V1_5_BT0:
1845 case RTE_CRYPTO_RSA_PKCS1_V1_5_BT1:
1846 case RTE_CRYPTO_RSA_PKCS1_V1_5_BT2:
1847 pad = RSA_PKCS1_PADDING;
1849 case RTE_CRYPTO_RSA_PADDING_NONE:
1850 pad = RSA_NO_PADDING;
1853 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1855 "rsa pad type not supported %d\n", pad);
1859 switch (op->rsa.op_type) {
1860 case RTE_CRYPTO_ASYM_OP_ENCRYPT:
1861 ret = RSA_public_encrypt(op->rsa.message.length,
1862 op->rsa.message.data,
1863 op->rsa.message.data,
1868 op->rsa.message.length = ret;
1870 "length of encrypted text %d\n", ret);
1873 case RTE_CRYPTO_ASYM_OP_DECRYPT:
1874 ret = RSA_private_decrypt(op->rsa.message.length,
1875 op->rsa.message.data,
1876 op->rsa.message.data,
1880 op->rsa.message.length = ret;
1883 case RTE_CRYPTO_ASYM_OP_SIGN:
1884 ret = RSA_private_encrypt(op->rsa.message.length,
1885 op->rsa.message.data,
1890 op->rsa.sign.length = ret;
1893 case RTE_CRYPTO_ASYM_OP_VERIFY:
1894 tmp = rte_malloc(NULL, op->rsa.sign.length, 0);
1896 OPENSSL_LOG(ERR, "Memory allocation failed");
1897 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1900 ret = RSA_public_decrypt(op->rsa.sign.length,
1907 "Length of public_decrypt %d "
1908 "length of message %zd\n",
1909 ret, op->rsa.message.length);
1910 if ((ret <= 0) || (memcmp(tmp, op->rsa.message.data,
1911 op->rsa.message.length))) {
1912 OPENSSL_LOG(ERR, "RSA sign Verification failed");
1913 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1919 /* allow ops with invalid args to be pushed to
1922 cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1927 cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
1933 process_asym_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1934 struct openssl_asym_session *sess)
1938 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1940 switch (sess->xfrm_type) {
1941 case RTE_CRYPTO_ASYM_XFORM_RSA:
1942 retval = process_openssl_rsa_op(op, sess);
1944 case RTE_CRYPTO_ASYM_XFORM_MODEX:
1945 retval = process_openssl_modexp_op(op, sess);
1947 case RTE_CRYPTO_ASYM_XFORM_MODINV:
1948 retval = process_openssl_modinv_op(op, sess);
1950 case RTE_CRYPTO_ASYM_XFORM_DH:
1951 retval = process_openssl_dh_op(op, sess);
1953 case RTE_CRYPTO_ASYM_XFORM_DSA:
1954 if (op->asym->dsa.op_type == RTE_CRYPTO_ASYM_OP_SIGN)
1955 retval = process_openssl_dsa_sign_op(op, sess);
1956 else if (op->asym->dsa.op_type ==
1957 RTE_CRYPTO_ASYM_OP_VERIFY)
1959 process_openssl_dsa_verify_op(op, sess);
1961 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1964 op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
1968 /* op processed so push to completion queue as processed */
1969 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
1971 /* return error if failed to put in completion queue */
1978 /** Process crypto operation for mbuf */
1980 process_op(struct openssl_qp *qp, struct rte_crypto_op *op,
1981 struct openssl_session *sess)
1983 struct rte_mbuf *msrc, *mdst;
1986 msrc = op->sym->m_src;
1987 mdst = op->sym->m_dst ? op->sym->m_dst : op->sym->m_src;
1989 op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1991 switch (sess->chain_order) {
1992 case OPENSSL_CHAIN_ONLY_CIPHER:
1993 process_openssl_cipher_op(op, sess, msrc, mdst);
1995 case OPENSSL_CHAIN_ONLY_AUTH:
1996 process_openssl_auth_op(qp, op, sess, msrc, mdst);
1998 case OPENSSL_CHAIN_CIPHER_AUTH:
1999 process_openssl_cipher_op(op, sess, msrc, mdst);
2000 process_openssl_auth_op(qp, op, sess, mdst, mdst);
2002 case OPENSSL_CHAIN_AUTH_CIPHER:
2003 process_openssl_auth_op(qp, op, sess, msrc, mdst);
2004 process_openssl_cipher_op(op, sess, msrc, mdst);
2006 case OPENSSL_CHAIN_COMBINED:
2007 process_openssl_combined_op(op, sess, msrc, mdst);
2009 case OPENSSL_CHAIN_CIPHER_BPI:
2010 process_openssl_docsis_bpi_op(op, sess, msrc, mdst);
2013 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
2017 /* Free session if a session-less crypto op */
2018 if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
2019 openssl_reset_session(sess);
2020 memset(sess, 0, sizeof(struct openssl_session));
2021 memset(op->sym->session, 0,
2022 rte_cryptodev_sym_get_header_session_size());
2023 rte_mempool_put(qp->sess_mp, sess);
2024 rte_mempool_put(qp->sess_mp, op->sym->session);
2025 op->sym->session = NULL;
2028 if (op->status == RTE_CRYPTO_OP_STATUS_NOT_PROCESSED)
2029 op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
2031 if (op->status != RTE_CRYPTO_OP_STATUS_ERROR)
2032 retval = rte_ring_enqueue(qp->processed_ops, (void *)op);
2040 *------------------------------------------------------------------------------
2042 *------------------------------------------------------------------------------
2045 /** Enqueue burst */
2047 openssl_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
2051 struct openssl_qp *qp = queue_pair;
2054 for (i = 0; i < nb_ops; i++) {
2055 sess = get_session(qp, ops[i]);
2056 if (unlikely(sess == NULL))
2059 if (ops[i]->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2060 retval = process_op(qp, ops[i],
2061 (struct openssl_session *) sess);
2063 retval = process_asym_op(qp, ops[i],
2064 (struct openssl_asym_session *) sess);
2065 if (unlikely(retval < 0))
2069 qp->stats.enqueued_count += i;
2073 qp->stats.enqueue_err_count++;
2077 /** Dequeue burst */
2079 openssl_pmd_dequeue_burst(void *queue_pair, struct rte_crypto_op **ops,
2082 struct openssl_qp *qp = queue_pair;
2084 unsigned int nb_dequeued = 0;
2086 nb_dequeued = rte_ring_dequeue_burst(qp->processed_ops,
2087 (void **)ops, nb_ops, NULL);
2088 qp->stats.dequeued_count += nb_dequeued;
2093 /** Create OPENSSL crypto device */
2095 cryptodev_openssl_create(const char *name,
2096 struct rte_vdev_device *vdev,
2097 struct rte_cryptodev_pmd_init_params *init_params)
2099 struct rte_cryptodev *dev;
2100 struct openssl_private *internals;
2102 dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
2104 OPENSSL_LOG(ERR, "failed to create cryptodev vdev");
2108 dev->driver_id = cryptodev_driver_id;
2109 dev->dev_ops = rte_openssl_pmd_ops;
2111 /* register rx/tx burst functions for data path */
2112 dev->dequeue_burst = openssl_pmd_dequeue_burst;
2113 dev->enqueue_burst = openssl_pmd_enqueue_burst;
2115 dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
2116 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
2117 RTE_CRYPTODEV_FF_CPU_AESNI |
2118 RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT |
2119 RTE_CRYPTODEV_FF_OOP_LB_IN_LB_OUT |
2120 RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO;
2122 /* Set vector instructions mode supported */
2123 internals = dev->data->dev_private;
2125 internals->max_nb_qpairs = init_params->max_nb_queue_pairs;
2130 OPENSSL_LOG(ERR, "driver %s: create failed",
2133 cryptodev_openssl_remove(vdev);
2137 /** Initialise OPENSSL crypto device */
2139 cryptodev_openssl_probe(struct rte_vdev_device *vdev)
2141 struct rte_cryptodev_pmd_init_params init_params = {
2143 sizeof(struct openssl_private),
2145 RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
2148 const char *input_args;
2150 name = rte_vdev_device_name(vdev);
2153 input_args = rte_vdev_device_args(vdev);
2155 rte_cryptodev_pmd_parse_input_args(&init_params, input_args);
2157 return cryptodev_openssl_create(name, vdev, &init_params);
2160 /** Uninitialise OPENSSL crypto device */
2162 cryptodev_openssl_remove(struct rte_vdev_device *vdev)
2164 struct rte_cryptodev *cryptodev;
2167 name = rte_vdev_device_name(vdev);
2171 cryptodev = rte_cryptodev_pmd_get_named_dev(name);
2172 if (cryptodev == NULL)
2175 return rte_cryptodev_pmd_destroy(cryptodev);
2178 static struct rte_vdev_driver cryptodev_openssl_pmd_drv = {
2179 .probe = cryptodev_openssl_probe,
2180 .remove = cryptodev_openssl_remove
2183 static struct cryptodev_driver openssl_crypto_drv;
2185 RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_OPENSSL_PMD,
2186 cryptodev_openssl_pmd_drv);
2187 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_OPENSSL_PMD,
2188 "max_nb_queue_pairs=<int> "
2190 RTE_PMD_REGISTER_CRYPTO_DRIVER(openssl_crypto_drv,
2191 cryptodev_openssl_pmd_drv.driver, cryptodev_driver_id);
2193 RTE_INIT(openssl_init_log)
2195 openssl_logtype_driver = rte_log_register("pmd.crypto.openssl");