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Diffstat (limited to 'doc/functions/gnutls_privkey_sign_hash2')
| -rw-r--r-- | doc/functions/gnutls_privkey_sign_hash2 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/doc/functions/gnutls_privkey_sign_hash2 b/doc/functions/gnutls_privkey_sign_hash2 new file mode 100644 index 0000000..5d4ab6d --- /dev/null +++ b/doc/functions/gnutls_privkey_sign_hash2 @@ -0,0 +1,32 @@ + + + + +@deftypefun {int} {gnutls_privkey_sign_hash2} (gnutls_privkey_t @var{signer}, gnutls_sign_algorithm_t @var{algo}, unsigned int @var{flags}, const gnutls_datum_t * @var{hash_data}, gnutls_datum_t * @var{signature}) +@var{signer}: Holds the signer's key + +@var{algo}: The signature algorithm used + +@var{flags}: Zero or one of @code{gnutls_privkey_flags_t} + +@var{hash_data}: holds the data to be signed + +@var{signature}: will contain newly allocated signature + +This function will sign the given hashed data using the specified signature +algorithm. This function is an enhancement of @code{gnutls_privkey_sign_hash()} , +as it allows utilizing a alternative signature algorithm where possible +(e.g, use an RSA key with RSA-PSS). + +The flags may be @code{GNUTLS_PRIVKEY_SIGN_FLAG_TLS1_RSA} . +In that case this function will ignore @code{hash_algo} and perform a raw PKCS1 signature. +Note that this flag is supported since 3.6.9. + +Note also that, not all algorithm support signing already hashed data. When +signing with Ed25519, @code{gnutls_privkey_sign_data2()} should be used instead. + +@strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise a +negative error value. + +@strong{Since:} 3.6.0 +@end deftypefun |