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SourceVuESP-IDF Framework and ExamplesESP-IDFcmac_cb

cmac_cb variable

Syntax

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Summary

Declaration

from smp_cmac.c:42

tCMAC_CB cmac_cb;

References

Code

Location

Referrer

tCMAC_CB cmac_cb;

if (cmac_cb.text != NULL) {

cmac_aes_cleanup()

osi_free(cmac_cb.text);

cmac_aes_cleanup()

memset(&cmac_cb, 0, sizeof(tCMAC_CB));

cmac_aes_cleanup()

while (i <= cmac_cb.round) {

cmac_aes_k_calculate()

smp_xor_128(&cmac_cb.text[(cmac_cb.round - i)*BT_OCTET16_LEN], x); /* Mi' := Mi (+) X */

cmac_aes_k_calculate()

if (!SMP_Encrypt(key, BT_OCTET16_LEN, &cmac_cb.text[(cmac_cb.round - i)*BT_OCTET16_LEN], BT_OCTET16_LEN, &output)) {

cmac_aes_k_calculate()

flag = ((cmac_cb.len % BT_OCTET16_LEN) == 0 && cmac_cb.len != 0) ? TRUE : FALSE;

cmac_prepare_last_block()

SMP_TRACE_DEBUG("flag = %d round = %d", flag, cmac_cb.round);

cmac_prepare_last_block()

smp_xor_128(&cmac_cb.text[0], k1);

cmac_prepare_last_block()

padding(&cmac_cb.text[0], (UINT8)(cmac_cb.len % 16));

cmac_prepare_last_block()

smp_xor_128(&cmac_cb.text[0], k2);

cmac_prepare_last_block()

if ((cmac_cb.text = (UINT8 *)osi_malloc(len)) != NULL) {

aes_cipher_msg_auth_code()

cmac_cb.round = n;

aes_cipher_msg_auth_code()

memset(cmac_cb.text, 0, len);

aes_cipher_msg_auth_code()

memcpy(&cmac_cb.text[diff] , input, (int)length);

aes_cipher_msg_auth_code()

cmac_cb.len = length;

aes_cipher_msg_auth_code()

cmac_cb.len = 0;

aes_cipher_msg_auth_code()

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Data Use

cmac_cb is read by 4 functions:

cmac_cb

cmac_aes_cleanup()

cmac_aes_k_calculate()

cmac_prepare_last_block()

aes_cipher_msg_auth_code()

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