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mbedtls: GCM implementation is replaced with CTR-based calculation

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- GCM operation in mbedtls used ECB, which calculated only 16 bytes of data each time.
	- Therefore, when processing a large amount of data, it is necessary to frequently set hardware acceleration calculations,
	- which could not make good use of the AES DMA function to improve efficiency.
	- Hence, GCM implementation is replaced with CTR-based calculation which utilizes AES DMA to improve efficiency.
This commit is contained in:
LiPeng
2022-06-28 11:19:58 +08:00
committed by harshal.patil
parent f9f10c2590
commit 5c93fe47cb
5 changed files with 16 additions and 13 deletions
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4
components/mbedtls/port/include/mbedtls/esp_config.h
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@@ -137,10 +137,8 @@
#undef MBEDTLS_AES_ALT
#endif
#ifdef CONFIG_MBEDTLS_HARDWARE_GCM
#ifdef CONFIG_MBEDTLS_HARDWARE_AES
#define MBEDTLS_GCM_ALT
#else
#undef MBEDTLS_GCM_ALT
#endif
/* MBEDTLS_SHAxx_ALT to enable hardware SHA support