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feat(mbedtls/aes): Add config to support AES block and DMA modes during runtime

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- Dynamically switch the AES operation modes based on the buffer operating length
- Shorter AES and SHA operations can now run faster and concurrently as well

Closes https://github.com/espressif/esp-idf/issues/15914
This commit is contained in:
harshal.patil
2025-07-27 16:49:09 +05:30
parent ac89a6f896
commit 8992f08bef
13 changed files with 779 additions and 1118 deletions
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4
components/mbedtls/port/sha/core/esp_sha1.c
View File

@@ -34,6 +34,7 @@
#include "esp_sha_internal.h"
#include "sha/sha_core.h"
#include "esp_compiler.h"
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize(void *v, size_t n)
@@ -119,7 +120,8 @@ int mbedtls_internal_sha1_process(mbedtls_sha1_context *ctx, const unsigned char
esp_internal_sha_update_state(ctx);
#if SOC_SHA_SUPPORT_DMA
if (sha_operation_mode(64) == SHA_DMA_MODE) {
// Unlikely to use DMA because data size is 64 bytes which is smaller than the DMA threshold
if (unlikely(sha_operation_mode(64) == SHA_DMA_MODE)) {
int ret = esp_sha_dma(SHA1, data, 64, NULL, 0, ctx->first_block);
if (ret != 0) {
esp_sha_release_hardware();

4
components/mbedtls/port/sha/core/esp_sha256.c
View File

@@ -34,6 +34,7 @@
#include "esp_sha_internal.h"
#include "sha/sha_core.h"
#include "esp_compiler.h"
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize(void *v, size_t n)
@@ -132,7 +133,8 @@ int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx, const unsigned
esp_internal_sha_update_state(ctx);
#if SOC_SHA_SUPPORT_DMA
if (sha_operation_mode(64) == SHA_DMA_MODE) {
// Unlikely to use DMA because data size is 64 bytes which is smaller than the DMA threshold
if (unlikely(sha_operation_mode(64) == SHA_DMA_MODE)) {
int ret = esp_sha_dma(ctx->mode, data, 64, NULL, 0, ctx->first_block);
if (ret != 0) {
esp_sha_release_hardware();

4
components/mbedtls/port/sha/core/esp_sha512.c
View File

@@ -40,6 +40,7 @@
#include "esp_sha_internal.h"
#include "sha/sha_core.h"
#include "esp_compiler.h"
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize(void *v, size_t n)
@@ -169,7 +170,8 @@ int mbedtls_internal_sha512_process(mbedtls_sha512_context *ctx, const unsigned
}
#if SOC_SHA_SUPPORT_DMA
if (sha_operation_mode(128) == SHA_DMA_MODE) {
// Likely to use DMA because data size is 128 bytes which is larger or equal to the DMA threshold
if (likely(sha_operation_mode(128) == SHA_DMA_MODE)) {
ret = esp_sha_dma(ctx->mode, data, 128, NULL, 0, ctx->first_block);
if (ret != 0) {
esp_sha_release_hardware();