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authorCaleb Garrett <[email protected]>2024-03-12 14:52:34 -0400
committerCaleb Garrett <[email protected]>2024-03-12 14:52:34 -0400
commit1ec9fc58f44987c11ac1e093f117679c56dbe2ed (patch)
treeaba18c0ff6f23c65c305c92505b1b2fca14b08f2 /tests/stm32/src/bin
parent61050a16d5f02a7db718c6e39c811e6e434b032b (diff)
Add async CRYP to test.
Diffstat (limited to 'tests/stm32/src/bin')
-rw-r--r--tests/stm32/src/bin/cryp.rs31
1 files changed, 21 insertions, 10 deletions
diff --git a/tests/stm32/src/bin/cryp.rs b/tests/stm32/src/bin/cryp.rs
index f105abf26..6bca55f55 100644
--- a/tests/stm32/src/bin/cryp.rs
+++ b/tests/stm32/src/bin/cryp.rs
@@ -10,9 +10,17 @@ use aes_gcm::aead::{AeadInPlace, KeyInit};
10use aes_gcm::Aes128Gcm; 10use aes_gcm::Aes128Gcm;
11use common::*; 11use common::*;
12use embassy_executor::Spawner; 12use embassy_executor::Spawner;
13use embassy_stm32::cryp::*; 13use embassy_stm32::{
14 bind_interrupts,
15 cryp::{self, *},
16 peripherals
17};
14use {defmt_rtt as _, panic_probe as _}; 18use {defmt_rtt as _, panic_probe as _};
15 19
20bind_interrupts!(struct Irqs {
21 CRYP => cryp::InterruptHandler<peripherals::CRYP>;
22});
23
16#[embassy_executor::main] 24#[embassy_executor::main]
17async fn main(_spawner: Spawner) { 25async fn main(_spawner: Spawner) {
18 let p: embassy_stm32::Peripherals = embassy_stm32::init(config()); 26 let p: embassy_stm32::Peripherals = embassy_stm32::init(config());
@@ -22,27 +30,30 @@ async fn main(_spawner: Spawner) {
22 const AAD1: &[u8] = b"additional data 1 stdargadrhaethaethjatjatjaetjartjstrjsfkk;'jopofyuisrteytweTASTUIKFUKIXTRDTEREharhaeryhaterjartjarthaethjrtjarthaetrhartjatejatrjsrtjartjyt1"; 30 const AAD1: &[u8] = b"additional data 1 stdargadrhaethaethjatjatjaetjartjstrjsfkk;'jopofyuisrteytweTASTUIKFUKIXTRDTEREharhaeryhaterjartjarthaethjrtjarthaetrhartjatejatrjsrtjartjyt1";
23 const AAD2: &[u8] = b"additional data 2 stdhthsthsthsrthsrthsrtjdykjdukdyuldadfhsdghsdghsdghsadghjk'hioethjrtjarthaetrhartjatecfgjhzdfhgzdfhzdfghzdfhzdfhzfhjatrjsrtjartjytjfytjfyg"; 31 const AAD2: &[u8] = b"additional data 2 stdhthsthsthsrthsrthsrtjdykjdukdyuldadfhsdghsdghsdghsadghjk'hioethjrtjarthaetrhartjatecfgjhzdfhgzdfhzdfghzdfhzdfhzfhjatrjsrtjartjytjfytjfyg";
24 32
25 let hw_cryp = Cryp::new(p.CRYP); 33 let in_dma = peri!(p, CRYP_IN_DMA);
34 let out_dma = peri!(p, CRYP_OUT_DMA);
35
36 let mut hw_cryp = Cryp::new(p.CRYP, in_dma, out_dma, Irqs);
26 let key: [u8; 16] = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]; 37 let key: [u8; 16] = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16];
27 let mut ciphertext: [u8; PAYLOAD1.len() + PAYLOAD2.len()] = [0; PAYLOAD1.len() + PAYLOAD2.len()]; 38 let mut ciphertext: [u8; PAYLOAD1.len() + PAYLOAD2.len()] = [0; PAYLOAD1.len() + PAYLOAD2.len()];
28 let mut plaintext: [u8; PAYLOAD1.len() + PAYLOAD2.len()] = [0; PAYLOAD1.len() + PAYLOAD2.len()]; 39 let mut plaintext: [u8; PAYLOAD1.len() + PAYLOAD2.len()] = [0; PAYLOAD1.len() + PAYLOAD2.len()];
29 let iv: [u8; 12] = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]; 40 let iv: [u8; 12] = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
30 41
31 // Encrypt in hardware using AES-GCM 128-bit 42 // Encrypt in hardware using AES-GCM 128-bit in blocking mode.
32 let aes_gcm = AesGcm::new(&key, &iv); 43 let aes_gcm = AesGcm::new(&key, &iv);
33 let mut gcm_encrypt = hw_cryp.start(&aes_gcm, Direction::Encrypt); 44 let mut gcm_encrypt = hw_cryp.start_blocking(&aes_gcm, Direction::Encrypt);
34 hw_cryp.aad_blocking(&mut gcm_encrypt, AAD1, false); 45 hw_cryp.aad_blocking(&mut gcm_encrypt, AAD1, false);
35 hw_cryp.aad_blocking(&mut gcm_encrypt, AAD2, true); 46 hw_cryp.aad_blocking(&mut gcm_encrypt, AAD2, true);
36 hw_cryp.payload_blocking(&mut gcm_encrypt, PAYLOAD1, &mut ciphertext[..PAYLOAD1.len()], false); 47 hw_cryp.payload_blocking(&mut gcm_encrypt, PAYLOAD1, &mut ciphertext[..PAYLOAD1.len()], false);
37 hw_cryp.payload_blocking(&mut gcm_encrypt, PAYLOAD2, &mut ciphertext[PAYLOAD1.len()..], true); 48 hw_cryp.payload_blocking(&mut gcm_encrypt, PAYLOAD2, &mut ciphertext[PAYLOAD1.len()..], true);
38 let encrypt_tag = hw_cryp.finish_blocking(gcm_encrypt); 49 let encrypt_tag = hw_cryp.finish_blocking(gcm_encrypt);
39 50
40 // Decrypt in hardware using AES-GCM 128-bit 51 // Decrypt in hardware using AES-GCM 128-bit in async (DMA) mode.
41 let mut gcm_decrypt = hw_cryp.start(&aes_gcm, Direction::Decrypt); 52 let mut gcm_decrypt = hw_cryp.start(&aes_gcm, Direction::Decrypt).await;
42 hw_cryp.aad_blocking(&mut gcm_decrypt, AAD1, false); 53 hw_cryp.aad(&mut gcm_decrypt, AAD1, false).await;
43 hw_cryp.aad_blocking(&mut gcm_decrypt, AAD2, true); 54 hw_cryp.aad(&mut gcm_decrypt, AAD2, true).await;
44 hw_cryp.payload_blocking(&mut gcm_decrypt, &ciphertext, &mut plaintext, true); 55 hw_cryp.payload(&mut gcm_decrypt, &ciphertext, &mut plaintext, true).await;
45 let decrypt_tag = hw_cryp.finish_blocking(gcm_decrypt); 56 let decrypt_tag = hw_cryp.finish(gcm_decrypt).await;
46 57
47 info!("AES-GCM Ciphertext: {:?}", ciphertext); 58 info!("AES-GCM Ciphertext: {:?}", ciphertext);
48 info!("AES-GCM Plaintext: {:?}", plaintext); 59 info!("AES-GCM Plaintext: {:?}", plaintext);