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otPlatCryptoEcdsaVerify() function
Use the key from the input context to verify the ECDSA signature of a hashed message.
Syntax
otError otPlatCryptoEcdsaVerify(const otPlatCryptoEcdsaPublicKey *aPublicKey,
const otPlatCryptoSha256Hash *aHash,
const otPlatCryptoEcdsaSignature *aSignature);
Return value
OT_ERROR_NONE The signature was verified successfully. OT_ERROR_SECURITY The signature is invalid. OT_ERROR_INVALID_ARGS The key or hash is invalid. OT_ERROR_NO_BUFS Failed to allocate buffer for signature verification.
Related Functions
Found 2 other functions taking a ![]()
otPlatCryptoEcdsaPublicKey
argument:
Function
Description
Get the associated public key from the input context.
Get the associated public key from the key reference passed. The public key is stored differently depending on the crypto backend library being used (OPENTHREAD_CONFIG_CRYPTO_LIB). This API must make sure to return the public key as a byte sequence representation of an uncompressed curve point (RFC 6605 - sec 4)
References
Code
Location
Call Tree
otPlatCryptoEcdsaVerify() calls 9 functions:
Data Use
otPlatCryptoEcdsaVerify() reads 9 variables: