dOPCComn.TdOPCClient.Params

Params contains additional parameters for XML or UA communication.

Delphi

property Params: TStringlist;

C++

__property TStringlist Params;

Remarks

Currently the following parameters are available:

Value	Description
xml-user	username for login if authorization is required for the OPC client
xml-pass	password for login if authorization is required for the OPC client
xml-proxy	specifies the host name for the HTTP Proxy (Format = urn://user:pass@url:port)

Value	Description
ua-usermode	0=Anonymous, 1=UserName, 2=Certificate, 3=IssuedToken, 4=Kerberos (See also: ua.client.TdOPCUAClient.UserLogin)
ua-user	User name if ua-usermode = 1, Path to public key file if ua-usermode = 2 (Certificate)
ua-pass	Password if ua-usermode = 1
ua-data	Path to he private key if ua-usermode = 2 (Certificate)
ua-securitymode	1=None; 2=Sign; 3=SignAndEncrypt (See also: ua.client.TdOPCUAClient.SecurityMode)
ua-securitypolicy	1= None, 2=Basic128Rsa15, 3=Basic256, 4=Basic256Sha256=4 (See also: ua.client.TdOPCUAClient.SecurityPolicy)
ua-proxy	Proxy server. (Format = urn://user:pass@url:port) (See also: ua.client.TdOPCUAClient.Proxy)
ua-cert-file	Path to public key file name if ua-securitymode is not none
ua-pkey-file	Path to private key file name if ua-securitymode is not none
ua-timeout	Timeout in milliseconds for UA service calls (See also: ua.client.TdOPCUAClient.Timeout).
ua-timeoutconnect	Timeout in milliseconds for UA server connections (See also: ua.client.TdOPCUAClient.TimeoutConnect)

Example

set:

Copy Code

Server.Params.Values['xml-user']  := 'testuser';
Server.Params.Values['xml-pass']  := 'mypassword';
Server.Params.Values['xml-proxy'] := 'proxy.domain.com:8080';

Server.Params.Values['ua-securitymode'] := '3'; // SignAndEncrypt

get:

Copy Code

user  := Server.Params.Values['xml-user'];
pass  := Server.Params.Values['xml-pass'];
proxy := Server.Params.Values['xml-proxy'];

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