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Diffstat (limited to 'doc/functions/gnutls_dh_get_prime_bits')
| -rw-r--r-- | doc/functions/gnutls_dh_get_prime_bits | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/doc/functions/gnutls_dh_get_prime_bits b/doc/functions/gnutls_dh_get_prime_bits new file mode 100644 index 0000000..83c6272 --- /dev/null +++ b/doc/functions/gnutls_dh_get_prime_bits @@ -0,0 +1,17 @@ + + + + +@deftypefun {int} {gnutls_dh_get_prime_bits} (gnutls_session_t @var{session}) +@var{session}: is a gnutls session + +This function will return the bits of the prime used in the last +Diffie-Hellman key exchange with the peer. Should be used for both +anonymous and ephemeral Diffie-Hellman. Note that some ciphers, +like RSA and DSA without DHE, do not use a Diffie-Hellman key +exchange, and then this function will return 0. + +@strong{Returns:} The Diffie-Hellman bit strength is returned, or 0 if no +Diffie-Hellman key exchange was done, or a negative error code on +failure. +@end deftypefun |