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mbedtls_ecp_read_key: explain how to set the public key

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Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2023-12-22 21:59:46 +01:00
parent 7ea72026cd
commit ad5e437c8e
1 changed files with 5 additions and 0 deletions
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5
include/mbedtls/ecp.h
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@ -1297,6 +1297,11 @@ int mbedtls_ecp_set_public_key(mbedtls_ecp_group_id grp_id,
* \note This function does not set the public key in the
* key pair object. Without a public key, the key pair object
* cannot be used with operations that require the public key.
* Call mbedtls_ecp_keypair_calc_public() to set the public
* key from the private key. Alternatively, you can call
* mbedtls_ecp_set_public_key() to set the public key part,
* and then optionally mbedtls_ecp_check_pub_priv() to check
* that the private and public parts are consistent.
*
* \note If a public key has already been set in the key pair
* object, this function does not check that it is consistent