Retrieves additional meta data in the GSB file.
Syntax
intl pipObjectHandleFileQueryEx ( pipObjectFile h, pipObjectFileExtraInfoStruct
*headerData );
Arguments
h The handle returned by pipInit for the current instance of Spatial+. Input.
*headerData The pointer to a structure to be filled with the header information.
Output.
Return Value
PIP_OK PIP_ERROR
Prerequisites
pipObjectFileOpen
Alternates
None.
Notes
The pipObjectHandle FileQueryEx function uses pipObjectFileExtraInfoStruct as a data structure to hold extended information about a file.
Example
The pipImportInitEx function adds the file information listed below and the pipObjectFileExtraInfoStruct is populated as shown below after calling this function:
| Field | Description |
| char source[256] | User-defined source of this data. |
| char version[32] | User-defined version of this data. |
| char dateCreated[32] | Date string when the GSB was created. |
| intl gsbVersion | Current GSB version. |
| intl datum | Datum of user data; either DATUM_NAD27 or DATUM NAD83. |