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otPlatCryptoHmacSha256Init() function
Initialize the HMAC operation.
Syntax
Implemented in ![]()
crypto_platform.cpp:153
Return value
OT_ERROR_NONE Successfully initialized HMAC operation. OT_ERROR_FAILED Failed to initialize HMAC operation. OT_ERROR_INVALID_ARGS @p aContext was NULL
Notes
The platform driver shall point the context to the correct object such as psa_mac_operation_t or mbedtls_md_context_t.
Related Functions
Found 17 other functions taking a ![]()
otCryptoContext
argument:
Function
Description
Uninitialize the HMAC operation.
Update the HMAC operation with new input.
Complete the HMAC operation.
Initialise the AES operation.
Encrypt the given data.
Free the AES context.
Initialise the HKDF context.
Perform HKDF Expand step.
Uninitialize the HKDF context.
Initialise the SHA-256 operation.
Uninitialize the SHA-256 operation.
Start SHA-256 operation.
Update SHA-256 operation with new input.
Finish SHA-256 operation.
Start HMAC operation.
Set the key for AES operation.
Perform HKDF Extract step.
References
Code
Location
Scope
Referrer
Call Tree
otPlatCryptoHmacSha256Init() is called by 1 function and calls 3 functions:
Data Use
otPlatCryptoHmacSha256Init() reads 6 variables: