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esp_ds: remove requirement of aligned and DMA capable buffer

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API `esp_ds_encrypt_params` do not require aligned and DMA capable
output buffer for C3/S3/H2/C6. Implementation in ROM code has been
updated to remove usage of DMA mode.

This commit updates the API documentation.
This commit is contained in:
Mahavir Jain 2022-11-09 15:22:14 +05:30
parent b544fae3b5
commit b168ba98ae
No known key found for this signature in database
GPG Key ID: 99324EF4A00734E0
4 changed files with 0 additions and 8 deletions
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2
components/esp_hw_support/include/soc/esp32c3/esp_ds.h
View File

@ -191,8 +191,6 @@ esp_err_t esp_ds_finish_sign(void *signature, esp_ds_context_t *esp_ds_ctx);
* device. * device.
* *
* @param data Output buffer to store encrypted data, suitable for later use generating signatures. * @param data Output buffer to store encrypted data, suitable for later use generating signatures.
* The allocated memory must be in internal memory and word aligned since it's filled by DMA. Both is asserted
* at run time.
* @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time. * @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time.
* @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process * @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process
* is done and 'data' is stored. * is done and 'data' is stored.

2
components/esp_hw_support/include/soc/esp32c6/esp_ds.h
View File

@ -191,8 +191,6 @@ esp_err_t esp_ds_finish_sign(void *signature, esp_ds_context_t *esp_ds_ctx);
* device. * device.
* *
* @param data Output buffer to store encrypted data, suitable for later use generating signatures. * @param data Output buffer to store encrypted data, suitable for later use generating signatures.
* The allocated memory must be in internal memory and word aligned since it's filled by DMA. Both is asserted
* at run time.
* @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time. * @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time.
* @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process * @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process
* is done and 'data' is stored. * is done and 'data' is stored.

2
components/esp_hw_support/include/soc/esp32h2/esp_ds.h
View File

@ -193,8 +193,6 @@ esp_err_t esp_ds_finish_sign(void *signature, esp_ds_context_t *esp_ds_ctx);
* device. * device.
* *
* @param data Output buffer to store encrypted data, suitable for later use generating signatures. * @param data Output buffer to store encrypted data, suitable for later use generating signatures.
* The allocated memory must be in internal memory and word aligned since it's filled by DMA. Both is asserted
* at run time.
* @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time. * @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time.
* @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process * @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process
* is done and 'data' is stored. * is done and 'data' is stored.

2
components/esp_hw_support/include/soc/esp32s3/esp_ds.h
View File

@ -175,8 +175,6 @@ esp_err_t esp_ds_finish_sign(void *signature, esp_ds_context_t *esp_ds_ctx);
* Encrypt the private key parameters. * Encrypt the private key parameters.
* *
* @param data Output buffer to store encrypted data, suitable for later use generating signatures. * @param data Output buffer to store encrypted data, suitable for later use generating signatures.
* The allocated memory must be in internal memory and word aligned since it's filled by DMA. Both is asserted
* at run time.
* @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time. * @param iv Pointer to 16 byte IV buffer, will be copied into 'data'. Should be randomly generated bytes each time.
* @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process * @param p_data Pointer to input plaintext key data. The expectation is this data will be deleted after this process
* is done and 'data' is stored. * is done and 'data' is stored.