Standard MAPI data structures are often passed between methods. MAPI provides several API functions to check the validity of these structures. The following table describes the common functions used by clients and service providers to validate MAPI data structures.
| Validation function | Purpose |
|---|---|
| FBadColumnSet | Validates an array of property tags. |
| FBadEntryList | Validates a list of entry identifiers. |
| FBadProp | Validates a single property value. |
| FBadPropTag | Validates a single property tag. |
| FBadRestriction | Validates a restriction. |
| FBadRglpNameID | Validates an array of name identifiers. |
| FBadRglpszW | Validates an array of Unicode strings. |
| FBadRow | Validates a single row in a table. |
| FBadRowSet | Validates a set of rows in a table. |
| FBadSortOrderSet | Validates a sort order for a table. |