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otPlatCryptoSha256Init() function
Initialise the SHA-256 operation.
Syntax
Implemented in ![]()
crypto_platform.cpp:352
Return value
OT_ERROR_NONE Successfully initialised SHA-256 operation. OT_ERROR_FAILED Failed to initialise SHA-256 operation. OT_ERROR_INVALID_ARGS @p aContext was NULL
Notes
The platform driver shall point the context to the correct object such as psa_hash_operation_t or mbedtls_sha256_context.
Related Functions
Found 17 other functions taking a ![]()
otCryptoContext
argument:
Function
Description
Initialize the HMAC operation.
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.
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
otPlatCryptoSha256Init() is called by 1 function and calls 1 function:
Data Use
otPlatCryptoSha256Init() reads 3 variables: