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cc2538: aes: Add support for 192- and 256-bit keys

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Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau.dev@gmail.com>
This commit is contained in:
Benoît Thébaudeau 2015-05-15 19:57:23 +02:00
parent 801315e819
commit e8a268cd15
6 changed files with 451 additions and 37 deletions
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29
cpu/cc2538/dev/aes.c
View file

@ -48,18 +48,35 @@
#include <stdint.h> #include <stdint.h>
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
uint8_t uint8_t
aes_load_keys(const void *keys, uint8_t count, uint8_t start_area) aes_load_keys(const void *keys, uint8_t key_size, uint8_t count,
uint8_t start_area)
{ {
uint32_t aes_key_store_size; uint32_t aes_key_store_size;
uint32_t areas; uint32_t areas;
uint32_t aligned_keys[32]; uint64_t aligned_keys[16];
int i;
if(REG(AES_CTRL_ALG_SEL) != 0x00000000) { if(REG(AES_CTRL_ALG_SEL) != 0x00000000) {
return CRYPTO_RESOURCE_IN_USE; return CRYPTO_RESOURCE_IN_USE;
} }
/* 192-bit keys must be padded to 256 bits */
if(key_size == AES_KEY_STORE_SIZE_KEY_SIZE_192) {
for(i = 0; i < count; i++) {
rom_util_memcpy(&aligned_keys[i << 2], &((uint64_t *)keys)[i * 3], 24);
aligned_keys[(i << 2) + 3] = 0;
}
}
/* Change count to the number of 128-bit key areas */
if(key_size != AES_KEY_STORE_SIZE_KEY_SIZE_128) {
count <<= 1;
}
/* The keys base address needs to be 4-byte aligned */ /* The keys base address needs to be 4-byte aligned */
if(key_size != AES_KEY_STORE_SIZE_KEY_SIZE_192) {
rom_util_memcpy(aligned_keys, keys, count << 4); rom_util_memcpy(aligned_keys, keys, count << 4);
}
/* Workaround for AES registers not retained after PM2 */ /* Workaround for AES registers not retained after PM2 */
REG(AES_CTRL_INT_CFG) = AES_CTRL_INT_CFG_LEVEL; REG(AES_CTRL_INT_CFG) = AES_CTRL_INT_CFG_LEVEL;
@ -73,14 +90,12 @@ aes_load_keys(const void *keys, uint8_t count, uint8_t start_area)
REG(AES_CTRL_INT_CLR) = AES_CTRL_INT_CLR_DMA_IN_DONE | REG(AES_CTRL_INT_CLR) = AES_CTRL_INT_CLR_DMA_IN_DONE |
AES_CTRL_INT_CLR_RESULT_AV; AES_CTRL_INT_CLR_RESULT_AV;
/* Configure key store module (areas, size): 128-bit key size /* Configure key store module (areas, size)
* Note that writing AES_KEY_STORE_SIZE deletes all stored keys */ * Note that writing AES_KEY_STORE_SIZE deletes all stored keys */
aes_key_store_size = REG(AES_KEY_STORE_SIZE); aes_key_store_size = REG(AES_KEY_STORE_SIZE);
if((aes_key_store_size & AES_KEY_STORE_SIZE_KEY_SIZE_M) != if((aes_key_store_size & AES_KEY_STORE_SIZE_KEY_SIZE_M) != key_size) {
AES_KEY_STORE_SIZE_KEY_SIZE_128) {
REG(AES_KEY_STORE_SIZE) = (aes_key_store_size & REG(AES_KEY_STORE_SIZE) = (aes_key_store_size &
~AES_KEY_STORE_SIZE_KEY_SIZE_M) | ~AES_KEY_STORE_SIZE_KEY_SIZE_M) | key_size;
AES_KEY_STORE_SIZE_KEY_SIZE_128;
} }
/* Free possibly already occupied key areas */ /* Free possibly already occupied key areas */

13
cpu/cc2538/dev/aes.h
View file

@ -472,11 +472,18 @@
/** \brief Writes keys into the Key RAM /** \brief Writes keys into the Key RAM
* \param keys Pointer to AES Keys * \param keys Pointer to AES Keys
* \param count Number of keys (1 to 8 - \p start_area) * \param key_size Key size: \c AES_KEY_STORE_SIZE_KEY_SIZE_x
* \param start_area Start area in Key RAM where to store the key (0 to 7) * \param count Number of keys (1 to 8 - \p start_area for 128-bit keys, 1 to
* (8 - \p start_area) / 2 for 192- and 256-bit keys)
* \param start_area Start area in Key RAM where to store the key (0 to 7, must
* be even for 192- and 256-bit keys)
* \return \c CRYPTO_SUCCESS if successful, or CRYPTO/AES error code * \return \c CRYPTO_SUCCESS if successful, or CRYPTO/AES error code
* \note Calling this function with a value of \p key_size different from the
* one passed for the previous calls causes the deletion of all previously
* stored keys.
*/ */
uint8_t aes_load_keys(const void *keys, uint8_t count, uint8_t start_area); uint8_t aes_load_keys(const void *keys, uint8_t key_size, uint8_t count,
uint8_t start_area);
/** @} */ /** @} */

8
cpu/cc2538/dev/ccm.c
View file

@ -99,14 +99,13 @@ ccm_auth_encrypt_start(uint8_t len_len, uint8_t key_area, const void *nonce,
REG(AES_AES_IV_2) = iv[2]; REG(AES_AES_IV_2) = iv[2];
REG(AES_AES_IV_3) = iv[3]; REG(AES_AES_IV_3) = iv[3];
/* Program AES-CCM-128 encryption */ /* Program AES-CCM encryption */
REG(AES_AES_CTRL) = AES_AES_CTRL_SAVE_CONTEXT | /* Save context */ REG(AES_AES_CTRL) = AES_AES_CTRL_SAVE_CONTEXT | /* Save context */
(((MAX(mic_len, 2) - 2) >> 1) << AES_AES_CTRL_CCM_M_S) | /* M */ (((MAX(mic_len, 2) - 2) >> 1) << AES_AES_CTRL_CCM_M_S) | /* M */
((len_len - 1) << AES_AES_CTRL_CCM_L_S) | /* L */ ((len_len - 1) << AES_AES_CTRL_CCM_L_S) | /* L */
AES_AES_CTRL_CCM | /* CCM */ AES_AES_CTRL_CCM | /* CCM */
AES_AES_CTRL_CTR_WIDTH_128 | /* CTR width 128 */ AES_AES_CTRL_CTR_WIDTH_128 | /* CTR width 128 */
AES_AES_CTRL_CTR | /* CTR */ AES_AES_CTRL_CTR | /* CTR */
AES_AES_CTRL_KEY_SIZE_128 | /* Key = 128 */
AES_AES_CTRL_DIRECTION_ENCRYPT; /* Encryption */ AES_AES_CTRL_DIRECTION_ENCRYPT; /* Encryption */
/* Write the length of the crypto block (lo) */ /* Write the length of the crypto block (lo) */
@ -278,14 +277,13 @@ ccm_auth_decrypt_start(uint8_t len_len, uint8_t key_area, const void *nonce,
REG(AES_AES_IV_2) = iv[2]; REG(AES_AES_IV_2) = iv[2];
REG(AES_AES_IV_3) = iv[3]; REG(AES_AES_IV_3) = iv[3];
/* Program AES-CCM-128 decryption */ /* Program AES-CCM decryption */
REG(AES_AES_CTRL) = AES_AES_CTRL_SAVE_CONTEXT | /* Save context */ REG(AES_AES_CTRL) = AES_AES_CTRL_SAVE_CONTEXT | /* Save context */
(((MAX(mic_len, 2) - 2) >> 1) << AES_AES_CTRL_CCM_M_S) | /* M */ (((MAX(mic_len, 2) - 2) >> 1) << AES_AES_CTRL_CCM_M_S) | /* M */
((len_len - 1) << AES_AES_CTRL_CCM_L_S) | /* L */ ((len_len - 1) << AES_AES_CTRL_CCM_L_S) | /* L */
AES_AES_CTRL_CCM | /* CCM */ AES_AES_CTRL_CCM | /* CCM */
AES_AES_CTRL_CTR_WIDTH_128 | /* CTR width 128 */ AES_AES_CTRL_CTR_WIDTH_128 | /* CTR width 128 */
AES_AES_CTRL_CTR | /* CTR */ AES_AES_CTRL_CTR; /* CTR */
AES_AES_CTRL_KEY_SIZE_128; /* Key = 128 */
/* Write the length of the crypto block (lo) */ /* Write the length of the crypto block (lo) */
REG(AES_AES_C_LENGTH_0) = pdata_len; REG(AES_AES_C_LENGTH_0) = pdata_len;

418
examples/cc2538dk/crypto/ccm-test.c
View file

@ -73,28 +73,74 @@ PROCESS_THREAD(ccm_test_process, ev, data)
"keystore write error", "keystore write error",
"authentication failed" "authentication failed"
}; };
static const uint8_t keys[][16] = { static const uint8_t keys128[][16] = {
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
{ 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, { 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf } 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf }
}; };
static const uint8_t keys192[][24] = {
{ 0x26, 0x51, 0x1f, 0xb5, 0x1f, 0xcf, 0xa7, 0x5c,
0xb4, 0xb4, 0x4d, 0xa7, 0x5a, 0x6e, 0x5a, 0x0e,
0xb8, 0xd9, 0xc8, 0xf3, 0xb9, 0x06, 0xf8, 0x86 },
{ 0x08, 0x6e, 0x29, 0x67, 0xcd, 0xe9, 0x9e, 0x90,
0xfa, 0xae, 0xa8, 0xa9, 0x4e, 0x16, 0x8b, 0xf0,
0xe0, 0x66, 0xc5, 0x03, 0xa8, 0x49, 0xa9, 0xf3 },
{ 0xce, 0xb0, 0x09, 0xae, 0xa4, 0x45, 0x44, 0x51,
0xfe, 0xad, 0xf0, 0xe6, 0xb3, 0x6f, 0x45, 0x55,
0x5d, 0xd0, 0x47, 0x23, 0xba, 0xa4, 0x48, 0xe8 },
{ 0x11, 0xfd, 0x45, 0x74, 0x3d, 0x94, 0x6e, 0x6d,
0x37, 0x34, 0x1f, 0xec, 0x49, 0x94, 0x7e, 0x8c,
0x70, 0x48, 0x24, 0x94, 0xa8, 0xf0, 0x7f, 0xcc }
};
static const uint8_t keys256[][32] = {
{ 0x26, 0x51, 0x1f, 0xb5, 0x1f, 0xcf, 0xa7, 0x5c,
0xb4, 0xb4, 0x4d, 0xa7, 0x5a, 0x6e, 0x5a, 0x0e,
0xb8, 0xd9, 0xc8, 0xf3, 0xb9, 0x06, 0xf8, 0x86,
0xdf, 0x3b, 0xa3, 0xe6, 0xda, 0x3a, 0x13, 0x89 },
{ 0xc6, 0xc1, 0x4c, 0x65, 0x5e, 0x52, 0xc8, 0xa4,
0xc7, 0xe8, 0xd5, 0x4e, 0x97, 0x4d, 0x69, 0x8e,
0x1f, 0x21, 0xee, 0x3b, 0xa7, 0x17, 0xa0, 0xad,
0xfa, 0x61, 0x36, 0xd0, 0x26, 0x68, 0xc4, 0x76 },
{ 0x55, 0x35, 0x21, 0xa7, 0x65, 0xab, 0x0c, 0x3f,
0xd2, 0x03, 0x65, 0x4e, 0x99, 0x16, 0x33, 0x0e,
0x18, 0x9b, 0xdf, 0x95, 0x1f, 0xee, 0xe9, 0xb4,
0x4b, 0x10, 0xda, 0x20, 0x8f, 0xee, 0x7a, 0xcf },
{ 0x90, 0x74, 0xb1, 0xae, 0x4c, 0xa3, 0x34, 0x2f,
0xe5, 0xbf, 0x6f, 0x14, 0xbc, 0xf2, 0xf2, 0x79,
0x04, 0xf0, 0xb1, 0x51, 0x79, 0xd9, 0x5a, 0x65,
0x4f, 0x61, 0xe6, 0x99, 0x69, 0x2e, 0x6f, 0x71 }
};
static const struct {
const void *keys;
uint8_t key_size;
uint8_t count;
} keys[] = {
{ keys128, AES_KEY_STORE_SIZE_KEY_SIZE_128,
sizeof(keys128) / sizeof(keys128[0]) },
{ keys192, AES_KEY_STORE_SIZE_KEY_SIZE_192,
sizeof(keys192) / sizeof(keys192[0]) },
{ keys256, AES_KEY_STORE_SIZE_KEY_SIZE_256,
sizeof(keys256) / sizeof(keys256[0]) }
};
static struct { static struct {
bool encrypt; bool encrypt;
uint8_t len_len; uint8_t len_len;
uint8_t key_size_index;
uint8_t key_area; uint8_t key_area;
uint8_t nonce[13]; uint8_t nonce[13];
uint8_t adata[26]; uint8_t adata[32];
uint16_t adata_len; uint16_t adata_len;
uint8_t mdata[24]; uint8_t mdata[40];
uint16_t mdata_len; uint16_t mdata_len;
uint8_t mic[8]; uint8_t mic[16];
uint8_t mic_len; uint8_t mic_len;
uint8_t expected[24]; uint8_t expected[40];
} vectors[] = { } vectors[] = {
{ {
true, /* encrypt */ true, /* encrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
0, /* key_area */ 0, /* key_area */
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, { 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */ 0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
@ -112,6 +158,7 @@ PROCESS_THREAD(ccm_test_process, ev, data)
}, { }, {
true, /* encrypt */ true, /* encrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
1, /* key_area */ 1, /* key_area */
{ 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01, { 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01,
0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */ 0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */
@ -128,6 +175,7 @@ PROCESS_THREAD(ccm_test_process, ev, data)
}, { }, {
true, /* encrypt */ true, /* encrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
0, /* key_area */ 0, /* key_area */
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, { 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */ 0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
@ -146,6 +194,7 @@ PROCESS_THREAD(ccm_test_process, ev, data)
}, { }, {
false, /* decrypt */ false, /* decrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
0, /* key_area */ 0, /* key_area */
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, { 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */ 0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
@ -163,6 +212,7 @@ PROCESS_THREAD(ccm_test_process, ev, data)
}, { }, {
false, /* decrypt */ false, /* decrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
1, /* key_area */ 1, /* key_area */
{ 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01, { 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01,
0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */ 0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */
@ -179,6 +229,7 @@ PROCESS_THREAD(ccm_test_process, ev, data)
}, { }, {
false, /* decrypt */ false, /* decrypt */
2, /* len_len */ 2, /* len_len */
0, /* key_size_index */
0, /* key_area */ 0, /* key_area */
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, { 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */ 0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
@ -194,10 +245,350 @@ PROCESS_THREAD(ccm_test_process, ev, data)
{ 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03, { 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03,
0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
0x0c, 0x0d, 0x0e, 0x0f } /* expected */ 0x0c, 0x0d, 0x0e, 0x0f } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
1, /* key_size_index */
0, /* key_area */
{ 0x15, 0xb3, 0x69, 0x88, 0x96, 0x99, 0xb6, 0xde,
0x1f, 0xa3, 0xee, 0x73, 0xe5 }, /* nonce */
{}, /* adata */
0, /* adata_len */
{ 0x39, 0xf0, 0x8a, 0x2a, 0xf1, 0xd8, 0xda, 0x62,
0x12, 0x55, 0x06, 0x39, 0xb9, 0x1f, 0xb2, 0x57,
0x3e, 0x39, 0xa8, 0xeb, 0x5d, 0x80, 0x1d, 0xe8 }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x63, 0x42, 0xb8, 0x70, 0x0e, 0xde, 0xc9, 0x7a,
0x96, 0x0e, 0xb1, 0x6e, 0x7c, 0xb1, 0xeb, 0x44,
0x12, 0xfb, 0x4e, 0x26, 0x3d, 0xdd, 0x22, 0x06,
0xb0, 0x90, 0x15, 0x5d, 0x34, 0xa7, 0x6c, 0x83,
0x24, 0xe5, 0x55, 0x0c, 0x3e, 0xf4, 0x26, 0xed } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
1, /* key_size_index */
2, /* key_area */
{ 0x92, 0x95, 0x42, 0xcd, 0x69, 0x0f, 0x1b, 0xab,
0xcf, 0x16, 0x96, 0xcb, 0x03 }, /* nonce */
{ 0x58, 0xf7, 0x0b, 0xab, 0x24, 0xe0, 0xa6, 0x13,
0x7e, 0x5c, 0xd3, 0xeb, 0x18, 0x65, 0x6f, 0x2b,
0x5c, 0xcd, 0xdc, 0x3f, 0x53, 0x8a, 0x00, 0x00,
0xc6, 0x51, 0x90, 0xe4, 0xa3, 0x66, 0x8e, 0x71 }, /* adata */
32, /* adata_len */
{}, /* mdata */
0, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x3b, 0xf9, 0xd9, 0x3a, 0xf6, 0xff, 0xac, 0x9a,
0xc8, 0x4c, 0xd3, 0x20, 0x2d, 0x4e, 0x0c, 0xc8 } /* expected */
}, {
true, /* encrypt */
8, /* len_len */
1, /* key_size_index */
4, /* key_area */
{ 0x76, 0x40, 0x43, 0xc4, 0x94, 0x60, 0xb7 }, /* nonce */
{ 0x6e, 0x80, 0xdd, 0x7f, 0x1b, 0xad, 0xf3, 0xa1,
0xc9, 0xab, 0x25, 0xc7, 0x5f, 0x10, 0xbd, 0xe7,
0x8c, 0x23, 0xfa, 0x0e, 0xb8, 0xf9, 0xaa, 0xa5,
0x3a, 0xde, 0xfb, 0xf4, 0xcb, 0xf7, 0x8f, 0xe4 }, /* adata */
32, /* adata_len */
{ 0xc8, 0xd2, 0x75, 0xf9, 0x19, 0xe1, 0x7d, 0x7f,
0xe6, 0x9c, 0x2a, 0x1f, 0x58, 0x93, 0x9d, 0xfe,
0x4d, 0x40, 0x37, 0x91, 0xb5, 0xdf, 0x13, 0x10 }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x8a, 0x0f, 0x3d, 0x82, 0x29, 0xe4, 0x8e, 0x74,
0x87, 0xfd, 0x95, 0xa2, 0x8a, 0xd3, 0x92, 0xc8,
0x0b, 0x36, 0x81, 0xd4, 0xfb, 0xc7, 0xbb, 0xfd,
0x2d, 0xd6, 0xef, 0x1c, 0x45, 0xd4, 0xcc, 0xb7,
0x23, 0xdc, 0x07, 0x44, 0x14, 0xdb, 0x50, 0x6d } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
1, /* key_size_index */
6, /* key_area */
{ 0xc6, 0xae, 0xeb, 0xcb, 0x14, 0x6c, 0xfa, 0xfa,
0xae, 0x66, 0xf7, 0x8a, 0xab }, /* nonce */
{ 0x7d, 0xc8, 0xc5, 0x21, 0x44, 0xa7, 0xcb, 0x65,
0xb3, 0xe5, 0xa8, 0x46, 0xe8, 0xfd, 0x7e, 0xae,
0x37, 0xbf, 0x69, 0x96, 0xc2, 0x99, 0xb5, 0x6e,
0x49, 0x14, 0x4e, 0xbf, 0x43, 0xa1, 0x77, 0x0f }, /* adata */
32, /* adata_len */
{ 0xee, 0x7e, 0x60, 0x75, 0xba, 0x52, 0x84, 0x6d,
0xe5, 0xd6, 0x25, 0x49, 0x59, 0xa1, 0x8a, 0xff,
0xc4, 0xfa, 0xf5, 0x9c, 0x8e, 0xf6, 0x34, 0x89 }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
4, /* mic_len */
{ 0x13, 0x7d, 0x9d, 0xa5, 0x9b, 0xaf, 0x5c, 0xbf,
0xd4, 0x66, 0x20, 0xc5, 0xf2, 0x98, 0xfc, 0x76,
0x6d, 0xe1, 0x0a, 0xc6, 0x8e, 0x77, 0x4e, 0xdf,
0x1f, 0x2c, 0x5b, 0xad } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
1, /* key_size_index */
0, /* key_area */
{ 0x15, 0xb3, 0x69, 0x88, 0x96, 0x99, 0xb6, 0xde,
0x1f, 0xa3, 0xee, 0x73, 0xe5 }, /* nonce */
{}, /* adata */
0, /* adata_len */
{ 0x63, 0x42, 0xb8, 0x70, 0x0e, 0xde, 0xc9, 0x7a,
0x96, 0x0e, 0xb1, 0x6e, 0x7c, 0xb1, 0xeb, 0x44,
0x12, 0xfb, 0x4e, 0x26, 0x3d, 0xdd, 0x22, 0x06,
0xb0, 0x90, 0x15, 0x5d, 0x34, 0xa7, 0x6c, 0x83,
0x24, 0xe5, 0x55, 0x0c, 0x3e, 0xf4, 0x26, 0xed }, /* mdata */
40, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x39, 0xf0, 0x8a, 0x2a, 0xf1, 0xd8, 0xda, 0x62,
0x12, 0x55, 0x06, 0x39, 0xb9, 0x1f, 0xb2, 0x57,
0x3e, 0x39, 0xa8, 0xeb, 0x5d, 0x80, 0x1d, 0xe8 } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
1, /* key_size_index */
2, /* key_area */
{ 0x92, 0x95, 0x42, 0xcd, 0x69, 0x0f, 0x1b, 0xab,
0xcf, 0x16, 0x96, 0xcb, 0x03 }, /* nonce */
{ 0x58, 0xf7, 0x0b, 0xab, 0x24, 0xe0, 0xa6, 0x13,
0x7e, 0x5c, 0xd3, 0xeb, 0x18, 0x65, 0x6f, 0x2b,
0x5c, 0xcd, 0xdc, 0x3f, 0x53, 0x8a, 0x00, 0x00,
0xc6, 0x51, 0x90, 0xe4, 0xa3, 0x66, 0x8e, 0x71 }, /* adata */
32, /* adata_len */
{ 0x3b, 0xf9, 0xd9, 0x3a, 0xf6, 0xff, 0xac, 0x9a,
0xc8, 0x4c, 0xd3, 0x20, 0x2d, 0x4e, 0x0c, 0xc8 }, /* mdata */
16, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{} /* expected */
}, {
false, /* decrypt */
8, /* len_len */
1, /* key_size_index */
4, /* key_area */
{ 0x76, 0x40, 0x43, 0xc4, 0x94, 0x60, 0xb7 }, /* nonce */
{ 0x6e, 0x80, 0xdd, 0x7f, 0x1b, 0xad, 0xf3, 0xa1,
0xc9, 0xab, 0x25, 0xc7, 0x5f, 0x10, 0xbd, 0xe7,
0x8c, 0x23, 0xfa, 0x0e, 0xb8, 0xf9, 0xaa, 0xa5,
0x3a, 0xde, 0xfb, 0xf4, 0xcb, 0xf7, 0x8f, 0xe4 }, /* adata */
32, /* adata_len */
{ 0x8a, 0x0f, 0x3d, 0x82, 0x29, 0xe4, 0x8e, 0x74,
0x87, 0xfd, 0x95, 0xa2, 0x8a, 0xd3, 0x92, 0xc8,
0x0b, 0x36, 0x81, 0xd4, 0xfb, 0xc7, 0xbb, 0xfd,
0x2d, 0xd6, 0xef, 0x1c, 0x45, 0xd4, 0xcc, 0xb7,
0x23, 0xdc, 0x07, 0x44, 0x14, 0xdb, 0x50, 0x6d }, /* mdata */
40, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0xc8, 0xd2, 0x75, 0xf9, 0x19, 0xe1, 0x7d, 0x7f,
0xe6, 0x9c, 0x2a, 0x1f, 0x58, 0x93, 0x9d, 0xfe,
0x4d, 0x40, 0x37, 0x91, 0xb5, 0xdf, 0x13, 0x10 } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
1, /* key_size_index */
6, /* key_area */
{ 0xc6, 0xae, 0xeb, 0xcb, 0x14, 0x6c, 0xfa, 0xfa,
0xae, 0x66, 0xf7, 0x8a, 0xab }, /* nonce */
{ 0x7d, 0xc8, 0xc5, 0x21, 0x44, 0xa7, 0xcb, 0x65,
0xb3, 0xe5, 0xa8, 0x46, 0xe8, 0xfd, 0x7e, 0xae,
0x37, 0xbf, 0x69, 0x96, 0xc2, 0x99, 0xb5, 0x6e,
0x49, 0x14, 0x4e, 0xbf, 0x43, 0xa1, 0x77, 0x0f }, /* adata */
32, /* adata_len */
{ 0x13, 0x7d, 0x9d, 0xa5, 0x9b, 0xaf, 0x5c, 0xbf,
0xd4, 0x66, 0x20, 0xc5, 0xf2, 0x98, 0xfc, 0x76,
0x6d, 0xe1, 0x0a, 0xc6, 0x8e, 0x77, 0x4e, 0xdf,
0x1f, 0x2c, 0x5b, 0xad }, /* mdata */
28, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
4, /* mic_len */
{ 0xee, 0x7e, 0x60, 0x75, 0xba, 0x52, 0x84, 0x6d,
0xe5, 0xd6, 0x25, 0x49, 0x59, 0xa1, 0x8a, 0xff,
0xc4, 0xfa, 0xf5, 0x9c, 0x8e, 0xf6, 0x34, 0x89 } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
2, /* key_size_index */
0, /* key_area */
{ 0x72, 0xa6, 0x0f, 0x34, 0x5a, 0x19, 0x78, 0xfb,
0x40, 0xf2, 0x8a, 0x2f, 0xa4 }, /* nonce */
{}, /* adata */
0, /* adata_len */
{ 0x30, 0xd5, 0x6f, 0xf2, 0xa2, 0x5b, 0x83, 0xfe,
0xe7, 0x91, 0x11, 0x0f, 0xca, 0xea, 0x48, 0xe4,
0x1d, 0xb7, 0xc7, 0xf0, 0x98, 0xa8, 0x10, 0x00 }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x55, 0xf0, 0x68, 0xc0, 0xbb, 0xba, 0x8b, 0x59,
0x80, 0x13, 0xdd, 0x18, 0x41, 0xfd, 0x74, 0x0f,
0xda, 0x29, 0x02, 0x32, 0x21, 0x48, 0xab, 0x5e,
0x93, 0x57, 0x53, 0xe6, 0x01, 0xb7, 0x9d, 0xb4,
0xae, 0x73, 0x0b, 0x6a, 0xe3, 0x50, 0x07, 0x31 } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
2, /* key_size_index */
2, /* key_area */
{ 0x29, 0x1e, 0x91, 0xb1, 0x9d, 0xe5, 0x18, 0xcd,
0x78, 0x06, 0xde, 0x44, 0xf6 }, /* nonce */
{ 0xb4, 0xf8, 0x32, 0x69, 0x44, 0xa4, 0x5d, 0x95,
0xf9, 0x18, 0x87, 0xc2, 0xa6, 0xac, 0x36, 0xb6,
0x0e, 0xea, 0x5e, 0xde, 0xf8, 0x4c, 0x1c, 0x35,
0x81, 0x46, 0xa6, 0x66, 0xb6, 0x87, 0x83, 0x35 }, /* adata */
32, /* adata_len */
{}, /* mdata */
0, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0xca, 0x48, 0x2c, 0x67, 0x4b, 0x59, 0x90, 0x46,
0xcc, 0x7d, 0x7e, 0xe0, 0xd0, 0x0e, 0xec, 0x1e } /* expected */
}, {
true, /* encrypt */
8, /* len_len */
2, /* key_size_index */
4, /* key_area */
{ 0xaa, 0xa2, 0x3f, 0x10, 0x16, 0x47, 0xd8 }, /* nonce */
{ 0xa3, 0x55, 0xd4, 0xc6, 0x11, 0x81, 0x2e, 0x5f,
0x92, 0x58, 0xd7, 0x18, 0x8b, 0x3d, 0xf8, 0x85,
0x14, 0x77, 0x09, 0x4f, 0xfc, 0x2a, 0xf2, 0xcf,
0x0c, 0x86, 0x70, 0xdb, 0x90, 0x3f, 0xbb, 0xe0 }, /* adata */
32, /* adata_len */
{ 0x64, 0x4e, 0xb3, 0x4b, 0x9a, 0x12, 0x6e, 0x43,
0x7b, 0x5e, 0x01, 0x5e, 0xea, 0x14, 0x1c, 0xa1,
0xa8, 0x80, 0x20, 0xf2, 0xd5, 0xd6, 0xcc, 0x2c }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x27, 0xed, 0x90, 0x66, 0x81, 0x74, 0xeb, 0xf8,
0x24, 0x1a, 0x3c, 0x74, 0xb3, 0x5e, 0x12, 0x46,
0xb6, 0x61, 0x7e, 0x41, 0x23, 0x57, 0x8f, 0x15,
0x3b, 0xdb, 0x67, 0x06, 0x2a, 0x13, 0xef, 0x4e,
0x98, 0x6f, 0x5b, 0xb3, 0xd0, 0xbb, 0x43, 0x07 } /* expected */
}, {
true, /* encrypt */
2, /* len_len */
2, /* key_size_index */
6, /* key_area */
{ 0x2e, 0x1e, 0x01, 0x32, 0x46, 0x85, 0x00, 0xd4,
0xbd, 0x47, 0x86, 0x25, 0x63 }, /* nonce */
{ 0x3c, 0x5f, 0x54, 0x04, 0x37, 0x0a, 0xbd, 0xcb,
0x1e, 0xdd, 0xe9, 0x9d, 0xe6, 0x0d, 0x06, 0x82,
0xc6, 0x00, 0xb0, 0x34, 0xe0, 0x63, 0xb7, 0xd3,
0x23, 0x77, 0x23, 0xda, 0x70, 0xab, 0x75, 0x52 }, /* adata */
32, /* adata_len */
{ 0x23, 0x90, 0x29, 0xf1, 0x50, 0xbc, 0xcb, 0xd6,
0x7e, 0xdb, 0xb6, 0x7f, 0x8a, 0xe4, 0x56, 0xb4,
0xea, 0x06, 0x6a, 0x4b, 0xee, 0xe0, 0x65, 0xf9 }, /* mdata */
24, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
4, /* mic_len */
{ 0x9c, 0x8d, 0x5d, 0xd2, 0x27, 0xfd, 0x9f, 0x81,
0x23, 0x76, 0x01, 0x83, 0x0a, 0xfe, 0xe4, 0xf0,
0x11, 0x56, 0x36, 0xc8, 0xe5, 0xd5, 0xfd, 0x74,
0x3c, 0xb9, 0xaf, 0xed } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
2, /* key_size_index */
0, /* key_area */
{ 0x72, 0xa6, 0x0f, 0x34, 0x5a, 0x19, 0x78, 0xfb,
0x40, 0xf2, 0x8a, 0x2f, 0xa4 }, /* nonce */
{}, /* adata */
0, /* adata_len */
{ 0x55, 0xf0, 0x68, 0xc0, 0xbb, 0xba, 0x8b, 0x59,
0x80, 0x13, 0xdd, 0x18, 0x41, 0xfd, 0x74, 0x0f,
0xda, 0x29, 0x02, 0x32, 0x21, 0x48, 0xab, 0x5e,
0x93, 0x57, 0x53, 0xe6, 0x01, 0xb7, 0x9d, 0xb4,
0xae, 0x73, 0x0b, 0x6a, 0xe3, 0x50, 0x07, 0x31 }, /* mdata */
40, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x30, 0xd5, 0x6f, 0xf2, 0xa2, 0x5b, 0x83, 0xfe,
0xe7, 0x91, 0x11, 0x0f, 0xca, 0xea, 0x48, 0xe4,
0x1d, 0xb7, 0xc7, 0xf0, 0x98, 0xa8, 0x10, 0x00 } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
2, /* key_size_index */
2, /* key_area */
{ 0x29, 0x1e, 0x91, 0xb1, 0x9d, 0xe5, 0x18, 0xcd,
0x78, 0x06, 0xde, 0x44, 0xf6 }, /* nonce */
{ 0xb4, 0xf8, 0x32, 0x69, 0x44, 0xa4, 0x5d, 0x95,
0xf9, 0x18, 0x87, 0xc2, 0xa6, 0xac, 0x36, 0xb6,
0x0e, 0xea, 0x5e, 0xde, 0xf8, 0x4c, 0x1c, 0x35,
0x81, 0x46, 0xa6, 0x66, 0xb6, 0x87, 0x83, 0x35 }, /* adata */
32, /* adata_len */
{ 0xca, 0x48, 0x2c, 0x67, 0x4b, 0x59, 0x90, 0x46,
0xcc, 0x7d, 0x7e, 0xe0, 0xd0, 0x0e, 0xec, 0x1e }, /* mdata */
16, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{} /* expected */
}, {
false, /* decrypt */
8, /* len_len */
2, /* key_size_index */
4, /* key_area */
{ 0xaa, 0xa2, 0x3f, 0x10, 0x16, 0x47, 0xd8 }, /* nonce */
{ 0xa3, 0x55, 0xd4, 0xc6, 0x11, 0x81, 0x2e, 0x5f,
0x92, 0x58, 0xd7, 0x18, 0x8b, 0x3d, 0xf8, 0x85,
0x14, 0x77, 0x09, 0x4f, 0xfc, 0x2a, 0xf2, 0xcf,
0x0c, 0x86, 0x70, 0xdb, 0x90, 0x3f, 0xbb, 0xe0 }, /* adata */
32, /* adata_len */
{ 0x27, 0xed, 0x90, 0x66, 0x81, 0x74, 0xeb, 0xf8,
0x24, 0x1a, 0x3c, 0x74, 0xb3, 0x5e, 0x12, 0x46,
0xb6, 0x61, 0x7e, 0x41, 0x23, 0x57, 0x8f, 0x15,
0x3b, 0xdb, 0x67, 0x06, 0x2a, 0x13, 0xef, 0x4e,
0x98, 0x6f, 0x5b, 0xb3, 0xd0, 0xbb, 0x43, 0x07 }, /* mdata */
40, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
16, /* mic_len */
{ 0x64, 0x4e, 0xb3, 0x4b, 0x9a, 0x12, 0x6e, 0x43,
0x7b, 0x5e, 0x01, 0x5e, 0xea, 0x14, 0x1c, 0xa1,
0xa8, 0x80, 0x20, 0xf2, 0xd5, 0xd6, 0xcc, 0x2c } /* expected */
}, {
false, /* decrypt */
2, /* len_len */
2, /* key_size_index */
6, /* key_area */
{ 0x2e, 0x1e, 0x01, 0x32, 0x46, 0x85, 0x00, 0xd4,
0xbd, 0x47, 0x86, 0x25, 0x63 }, /* nonce */
{ 0x3c, 0x5f, 0x54, 0x04, 0x37, 0x0a, 0xbd, 0xcb,
0x1e, 0xdd, 0xe9, 0x9d, 0xe6, 0x0d, 0x06, 0x82,
0xc6, 0x00, 0xb0, 0x34, 0xe0, 0x63, 0xb7, 0xd3,
0x23, 0x77, 0x23, 0xda, 0x70, 0xab, 0x75, 0x52 }, /* adata */
32, /* adata_len */
{ 0x9c, 0x8d, 0x5d, 0xd2, 0x27, 0xfd, 0x9f, 0x81,
0x23, 0x76, 0x01, 0x83, 0x0a, 0xfe, 0xe4, 0xf0,
0x11, 0x56, 0x36, 0xc8, 0xe5, 0xd5, 0xfd, 0x74,
0x3c, 0xb9, 0xaf, 0xed }, /* mdata */
28, /* mdata_len */
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
4, /* mic_len */
{ 0x23, 0x90, 0x29, 0xf1, 0x50, 0xbc, 0xcb, 0xd6,
0x7e, 0xdb, 0xb6, 0x7f, 0x8a, 0xe4, 0x56, 0xb4,
0xea, 0x06, 0x6a, 0x4b, 0xee, 0xe0, 0x65, 0xf9 } /* expected */
} }
}; };
static int i; static int i;
static uint8_t ret; static uint8_t key_size_index = -1, ret;
static rtimer_clock_t time, time2, total_time; static rtimer_clock_t time, time2, total_time;
PROCESS_BEGIN(); PROCESS_BEGIN();
@ -206,19 +597,23 @@ PROCESS_THREAD(ccm_test_process, ev, data)
"Initializing cryptoprocessor..."); "Initializing cryptoprocessor...");
crypto_init(); crypto_init();
puts("-----------------------------------------\n" for(i = 0; i < sizeof(vectors) / sizeof(vectors[0]); i++) {
"Filling key store..."); if(key_size_index != vectors[i].key_size_index) {
key_size_index = vectors[i].key_size_index;
printf("-----------------------------------------\n"
"Filling %d-bit key store...\n", 128 + (key_size_index << 6));
time = RTIMER_NOW(); time = RTIMER_NOW();
ret = aes_load_keys(keys, sizeof(keys) / sizeof(keys[0]), 0); ret = aes_load_keys(keys[key_size_index].keys,
keys[key_size_index].key_size, keys[key_size_index].count, 0);
time = RTIMER_NOW() - time; time = RTIMER_NOW() - time;
printf("aes_load_keys(): %s, %lu us\n", str_res[ret], printf("aes_load_keys(): %s, %lu us\n", str_res[ret],
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND)); (uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
PROCESS_PAUSE(); PROCESS_PAUSE();
if(ret != CRYPTO_SUCCESS) { if(ret != CRYPTO_SUCCESS) {
goto fatal; break;
}
} }
for(i = 0; i < sizeof(vectors) / sizeof(vectors[0]); i++) {
printf("-----------------------------------------\n" printf("-----------------------------------------\n"
"Test vector #%d: %s\n" "Test vector #%d: %s\n"
"len_len=%d key_area=%d\n" "len_len=%d key_area=%d\n"
@ -323,7 +718,6 @@ PROCESS_THREAD(ccm_test_process, ev, data)
(uint32_t)((uint64_t)total_time * 1000000 / RTIMER_SECOND)); (uint32_t)((uint64_t)total_time * 1000000 / RTIMER_SECOND));
} }
fatal:
puts("-----------------------------------------\n" puts("-----------------------------------------\n"
"Disabling cryptoprocessor..."); "Disabling cryptoprocessor...");
crypto_disable(); crypto_disable();

2
platform/cc2538dk/README.md
View file

@ -29,7 +29,7 @@ In terms of hardware support, the following drivers have been implemented:
* Low Power Modes * Low Power Modes
* General-Purpose Timers. NB: GPT0 is in use by the platform code, the remaining GPTs are available for application development. * General-Purpose Timers. NB: GPT0 is in use by the platform code, the remaining GPTs are available for application development.
* ADC * ADC
* Cryptoprocessor (AES-CCM-128, SHA-256) * Cryptoprocessor (AES-CCM-256, SHA-256)
* SmartRF06 EB and BB peripherals * SmartRF06 EB and BB peripherals
* LEDs * LEDs
* Buttons * Buttons

2
platform/remote/README.md
View file

@ -44,7 +44,7 @@ In terms of hardware support, the following drivers have been implemented:
* Low Power Modes * Low Power Modes
* General-Purpose Timers. NB: GPT0 is in use by the platform code, the remaining GPTs are available for application development. * General-Purpose Timers. NB: GPT0 is in use by the platform code, the remaining GPTs are available for application development.
* ADC * ADC
* Cryptoprocessor (AES-CCM-128, SHA-256) * Cryptoprocessor (AES-CCM-256, SHA-256)
* LEDs * LEDs
* Buttons * Buttons
* Internal/external 2.4GHz antenna switch controllable by SW. * Internal/external 2.4GHz antenna switch controllable by SW.