Add support for AES plain encryption + with all additional needed changes#586

Draft

de-nordic wants to merge 18 commits intonrfconnect:mainfrom

de-nordic:aes-plain

Commits on Dec 17, 2025

[nrf fromtree] imgtool: support producing images in test mode

danieldegrasse
authored and
de-nordic
committed
[nrf fromtree] bootutil: Refactor boot_read_enc_key
de-nordic
committed
[nrf fromtree] bootutil: In boot_swap_image add return check from boot_read_enc_key
de-nordic
committed
[nrf fromtree] boot: zephyr: Allow disabling default multiple RAM region file

nordicjm
authored and
de-nordic
committed
[nrf fromtree] boot: zephyr: Remove weird custom key directory handling

thedjnK
authored and
de-nordic
committed
[nrf fromtree] boot: zephyr: kconfig: Only show signature file when needed

thedjnK
authored and
de-nordic
committed
[nrf fromtree] bootutil: Split header with encryption functions
de-nordic
committed
[nrf fromtree] bootutil: Allow using psa_key_id_t in AES crypto context
de-nordic
committed
[nrf fromtree] bootutil: Add boot_loader_state_init
de-nordic
committed
[nrf fromtree] boot_serial: Initialize state with boot_state_init
de-nordic
committed
[nrf fromtree] bootutil: Use boot_state_init instead of boot_state_clear
de-nordic
committed
[nrf fromtree] bootutil: Remove NULL state logic from boot_state_clear
de-nordic
committed
[nrf fromtree] bootutil: Fix encryption context de initialization in boot_state_clear
de-nordic
committed
[nrf fromtree] bootutil: Temporarly drop mem cleanup from boot_state_clear
de-nordic
committed