private Native.LdapSaslDefaults GetSaslDefaults(SafeHandle ld)
{
var defaults = new Native.LdapSaslDefaults {
mech = Native.LdapAuthMechanism.GSSAPI
};
ThrowIfError(ldap_get_option(ld, (int)Native.LdapOption.LDAP_OPT_X_SASL_REALM, ref defaults.realm), nameof(ldap_get_option));
ThrowIfError(ldap_get_option(ld, (int)Native.LdapOption.LDAP_OPT_X_SASL_AUTHCID, ref defaults.authcid), nameof(ldap_get_option));
ThrowIfError(ldap_get_option(ld, (int)Native.LdapOption.LDAP_OPT_X_SASL_AUTHZID, ref defaults.authzid), nameof(ldap_get_option));
return(defaults);
}
private Native.LdapSaslDefaults GetSaslDefaults(SafeHandle ld, string mech)
{
var defaults = new Native.LdapSaslDefaults {mech = mech};
ThrowIfError(ldap_get_option(ld, (int) Native.LdapOption.LDAP_OPT_X_SASL_REALM, ref defaults.realm),
nameof(ldap_get_option));
ThrowIfError(ldap_get_option(ld, (int) Native.LdapOption.LDAP_OPT_X_SASL_AUTHCID, ref defaults.authcid),
nameof(ldap_get_option));
ThrowIfError(ldap_get_option(ld, (int) Native.LdapOption.LDAP_OPT_X_SASL_AUTHZID, ref defaults.authzid),
nameof(ldap_get_option));
return defaults;
}
internal static IntPtr GetSaslCredentials(LdapCredential ldapCredential, Native.LdapSaslDefaults saslDefaults)
{
if (!string.IsNullOrWhiteSpace(ldapCredential?.UserName))
{
saslDefaults.authcid = ldapCredential.UserName;
}
if (!string.IsNullOrWhiteSpace(ldapCredential?.Password))
{
saslDefaults.passwd = ldapCredential.Password;
}
if (!string.IsNullOrWhiteSpace(ldapCredential?.AuthorizationId))
{
saslDefaults.authzid = ldapCredential?.AuthorizationId;
}
var ptr = Marshal.AllocHGlobal(Marshal.SizeOf(saslDefaults));
Marshal.StructureToPtr(saslDefaults, ptr, false);
return(ptr);
}
private static int SaslInteraction(uint flags, Native.SaslInteract interact, Native.LdapSaslDefaults defaults)
{
var noecho = false;
switch (interact.id)
{
case (int)Native.SaslCb.SASL_CB_GETREALM:
if (!defaults.IsEmpty())
{
interact.defresult = defaults.realm;
}
break;
case (int)Native.SaslCb.SASL_CB_AUTHNAME:
if (!defaults.IsEmpty())
{
interact.defresult = defaults.authcid;
}
break;
case (int)Native.SaslCb.SASL_CB_PASS:
if (!defaults.IsEmpty())
{
interact.defresult = defaults.passwd;
}
break;
case (int)Native.SaslCb.SASL_CB_USER:
if (!defaults.IsEmpty())
{
interact.defresult = defaults.authzid;
}
break;
case (int)Native.SaslCb.SASL_CB_NOECHOPROMPT:
noecho = true;
break;
case (int)Native.SaslCb.SASL_CB_ECHOPROMPT:
break;
}
if (flags != (uint)Native.LdapInteractionFlags.LDAP_SASL_INTERACTIVE &&
(interact.id == (int)Native.SaslCb.SASL_CB_USER || !string.IsNullOrEmpty(interact.defresult)))
{
interact.result = Encoder.Instance.StringToPtr(interact.defresult);
interact.len = interact.defresult != null ? (uint)interact.defresult.Length : 0;
return((int)Native.ResultCode.Success);
}
if (flags == (int)Native.LdapInteractionFlags.LDAP_SASL_QUIET)
{
return((int)Native.ResultCode.Other);
}
if (noecho)
{
interact.result = Encoder.Instance.StringToPtr(interact.prompt);
interact.len = (ushort)interact.prompt.Length;
}
else
{
return((int)Native.ResultCode.LDAP_NOT_SUPPORTED);
}
if (interact.len > 0)
{
/*
*
*/
}
else
{
interact.result = Encoder.Instance.StringToPtr(interact.defresult);
interact.len = interact.defresult != null ? (ushort)interact.defresult.Length : (ushort)0;
}
return((int)Native.ResultCode.Success);
}