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[in] Activation key (for example, 9EFJK-TVJM0-MCDET-EZKXJ).
szHostid
[in] An optional A client-side HostID, in the format HostID_type=value (for example, HOSTNAME=my_hostname). To provide more than one HostID, use a comma-separated HostID list (HostID_type1=value1, HostID_type2=value2, etc.), from which LAC will select the first appropriate value. This value should be NULL if not relevant. See your license manager documentation (for example, for valid HostID types. (For LM-X License Manager, see the LM-X Developers Manual) for valid HostID types. You may also use a comma-separated list of multiple HostIDs, in which case LAC will select the first appropriate value..)
szUrl
[in] SOAP API endpoint URL. This value should be set to http://license.x-formation.com/soap/type/enduser/version/2.
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[in] An optional client-side proxy host to be used with a request. This value should be NULL if not relevant.
Note: This function will attempt to contact LAC directly if no proxy is specified, so if you have a firewall or router that redirects traffic, ensure your configuration handles this correctly.
nProxyPort
[in] An optional client-side proxy port number to be used with a request. This value should be 0 if not relevant.
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On failure, this function returns an error code in the format described in Return SOAP API return codes.