| Platform SDK: SMTP Server Events |
[This is preliminary documentation and subject to change.]
Instances of the MailMsg COM class are used by the SMTP and NNTP services to house a message's content and transport envelope properties. Instances of the MailMsg COM class expose the following interfaces:
| Interface | Description |
|---|---|
| IMailMsgRecipientsBase | Used to access information about message recipients. |
| IMailMsgRecipients | Used to access information about message recipients. Extends the IMailMsgRecipientsBase interface. |
| IMailMsgProperties | Used to access properties and content within a MailMsg object. |
| IMailMsgPropertyManagement | Used to request or enumerate an allocated range of property identifiers. |
| IMailMsgBind | Used to bind the MailMsg object to a particular store driver. |
| IMailMsgQueueMgmt | Used to manage external reference counts for a MailMsg object. |