SshAesGcmCtx Struct Reference

AES-256-GCM context for one SSH direction (HW AES on ESP32). More...

#include <ssh_aesgcm.h>

Public Attributes
mbedtls_aes_context	mbed
	mbedtls context (HW-accelerated on ESP32), encrypt key schedule.
uint8_t	h [16]
	GHASH subkey H = E(K, 0^128).
GhashKey	ghk
	4-bit GHASH table built from H (once at init).
uint8_t	iv [SSH_AESGCM_IV_LEN]
	current nonce; low 8 bytes (invocation counter) ++ per packet.
bool	ready
	true once a key/IV is installed.

Detailed Description

AES-256-GCM context for one SSH direction (HW AES on ESP32).

Definition at line 49 of file ssh_aesgcm.h.

Member Data Documentation

mbed

mbedtls_aes_context SshAesGcmCtx::mbed

mbedtls context (HW-accelerated on ESP32), encrypt key schedule.

Definition at line 51 of file ssh_aesgcm.h.

h

uint8_t SshAesGcmCtx::h[16]

GHASH subkey H = E(K, 0^128).

Definition at line 52 of file ssh_aesgcm.h.

Referenced by ssh_aesgcm_init().

ghk

GhashKey SshAesGcmCtx::ghk

4-bit GHASH table built from H (once at init).

Definition at line 53 of file ssh_aesgcm.h.

Referenced by ssh_aesgcm_init().

iv

uint8_t SshAesGcmCtx::iv[SSH_AESGCM_IV_LEN]

current nonce; low 8 bytes (invocation counter) ++ per packet.

Definition at line 54 of file ssh_aesgcm.h.

Referenced by ssh_aesgcm_init(), ssh_aesgcm_open(), and ssh_aesgcm_seal().

ready

bool SshAesGcmCtx::ready

true once a key/IV is installed.

Definition at line 55 of file ssh_aesgcm.h.

Referenced by ssh_aesgcm_init().

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The documentation for this struct was generated from the following file:

• src/network_drivers/presentation/ssh/crypto/ssh_aesgcm.h