Services API

Registers an AIRMail SDK library with a specified registration key. Without a registration, AIRMail SDK library works in a limited mode and can process only the first 100 mail objects.


Delphi syntax:

procedure SetRegisterKey(Key: LPSTR);

++ syntax:

void WINAPI SetRegisterKey (LPSTR Key);

C# syntax:

public static extern void SetRegisterKey([MarshalAs(UnmanagedType.LPStr)] String key);




AIRMail SDK library registration key, zero-terminated string.



         Not registered copy of AIRMail SDK return special error code OMS_MAILBOXSDKNOTREGISTER when processing first 100 mail objects.

         To register your need simply put registration key as parameter to SetRegisterKey API before make any operation with mailbox objects.


Please contact as to get YOUR OWNED AIRMail SDK library register key:


AIRMail SDK by Anti Crisis Software


Headquarters location:

Anti-Crisis Software Inc.

42 Glushkova Av.

Kiev, 03187, Ukraine

Phone: +380 44 492 23 42, +380 44 452 25 42

Fax: +380 44 456 55 42


Marketing & PR Department:

+380 44 492 23 42


HR Department:

+380 44 452 25 42


General inquiries:






AIRMail SDK Team 2005-2008, please contact as