5566a3e358
Replace the BSD license header with the SPDX tag for files with only an Intel copyright on them. Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2016-2017 Intel Corporation
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*/
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#ifndef _AESNI_GCM_OPS_H_
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#define _AESNI_GCM_OPS_H_
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#ifndef LINUX
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#define LINUX
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#endif
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#include <gcm_defines.h>
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#include <aux_funcs.h>
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/** Supported vector modes */
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enum aesni_gcm_vector_mode {
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RTE_AESNI_GCM_NOT_SUPPORTED = 0,
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RTE_AESNI_GCM_SSE,
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RTE_AESNI_GCM_AVX,
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RTE_AESNI_GCM_AVX2,
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RTE_AESNI_GCM_VECTOR_NUM
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};
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enum aesni_gcm_key {
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AESNI_GCM_KEY_128,
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AESNI_GCM_KEY_192,
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AESNI_GCM_KEY_256,
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AESNI_GCM_KEY_NUM
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};
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typedef void (*aesni_gcm_t)(const struct gcm_key_data *gcm_key_data,
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struct gcm_context_data *gcm_ctx_data, uint8_t *out,
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const uint8_t *in, uint64_t plaintext_len, const uint8_t *iv,
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const uint8_t *aad, uint64_t aad_len,
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uint8_t *auth_tag, uint64_t auth_tag_len);
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typedef void (*aesni_gcm_precomp_t)(const void *key, struct gcm_key_data *gcm_data);
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typedef void (*aesni_gcm_init_t)(const struct gcm_key_data *gcm_key_data,
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struct gcm_context_data *gcm_ctx_data,
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const uint8_t *iv,
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uint8_t const *aad,
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uint64_t aad_len);
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typedef void (*aesni_gcm_update_t)(const struct gcm_key_data *gcm_key_data,
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struct gcm_context_data *gcm_ctx_data,
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uint8_t *out,
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const uint8_t *in,
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uint64_t plaintext_len);
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typedef void (*aesni_gcm_finalize_t)(const struct gcm_key_data *gcm_key_data,
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struct gcm_context_data *gcm_ctx_data,
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uint8_t *auth_tag,
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uint64_t auth_tag_len);
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/** GCM library function pointer table */
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struct aesni_gcm_ops {
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aesni_gcm_t enc; /**< GCM encode function pointer */
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aesni_gcm_t dec; /**< GCM decode function pointer */
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aesni_gcm_precomp_t precomp; /**< GCM pre-compute */
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aesni_gcm_init_t init;
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aesni_gcm_update_t update_enc;
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aesni_gcm_update_t update_dec;
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aesni_gcm_finalize_t finalize;
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};
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#define AES_GCM_FN(keylen, arch) \
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aes_gcm_enc_##keylen##_##arch,\
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aes_gcm_dec_##keylen##_##arch,\
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aes_gcm_pre_##keylen##_##arch,\
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aes_gcm_init_##keylen##_##arch,\
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aes_gcm_enc_##keylen##_update_##arch,\
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aes_gcm_dec_##keylen##_update_##arch,\
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aes_gcm_enc_##keylen##_finalize_##arch,
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static const struct aesni_gcm_ops gcm_ops[RTE_AESNI_GCM_VECTOR_NUM][AESNI_GCM_KEY_NUM] = {
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[RTE_AESNI_GCM_NOT_SUPPORTED] = {
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[AESNI_GCM_KEY_128] = {NULL},
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[AESNI_GCM_KEY_192] = {NULL},
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[AESNI_GCM_KEY_256] = {NULL}
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},
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[RTE_AESNI_GCM_SSE] = {
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[AESNI_GCM_KEY_128] = {
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AES_GCM_FN(128, sse)
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},
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[AESNI_GCM_KEY_192] = {
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AES_GCM_FN(192, sse)
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},
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[AESNI_GCM_KEY_256] = {
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AES_GCM_FN(256, sse)
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}
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},
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[RTE_AESNI_GCM_AVX] = {
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[AESNI_GCM_KEY_128] = {
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AES_GCM_FN(128, avx_gen2)
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},
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[AESNI_GCM_KEY_192] = {
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AES_GCM_FN(192, avx_gen2)
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},
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[AESNI_GCM_KEY_256] = {
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AES_GCM_FN(256, avx_gen2)
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}
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},
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[RTE_AESNI_GCM_AVX2] = {
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[AESNI_GCM_KEY_128] = {
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AES_GCM_FN(128, avx_gen4)
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},
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[AESNI_GCM_KEY_192] = {
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AES_GCM_FN(192, avx_gen4)
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},
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[AESNI_GCM_KEY_256] = {
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AES_GCM_FN(256, avx_gen4)
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}
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}
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};
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#endif /* _AESNI_GCM_OPS_H_ */
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