This message returns a table of contents structure for the currently loaded compact disc.

ulParam1 (ULONG)

This parameter can contain any of the following flags:

MCI_NOTIFY

A notification message will be posted to the window specified in the hwndCallback parameter of the data structure pointed to by the pParam2 parameter. The notification will be posted when the action indicated by this message is completed or when an error occurs.
MCI_WAIT
Control is not to be returned until the action indicated by this message is completed or an error occurs.

pParam2 (PMCI_TOC_PARMS)

A pointer to the MCI_TOC_PARMS data structure.

rc (ULONG)

Return codes indicating success or type of failure:

MCIERR_SUCCESS

If the function succeeds, 0 is returned.
MCIERR_INVALID_DEVICE_ID
The device ID is not valid.
MCIERR_INSTANCE_INACTIVE
The device ID is currently inactive. Issue MCI_ACQUIREDEVICE to make device ID active.
MCIERR_UNSUPPORTED_FLAG
Given flag is unsupported for this device.
MCIERR_INVALID_CALLBACK_HANDLE
Given callback handle is invalid.
MCIERR_UNSUPPORTED_FUNCTION
Unsupported function.
MCIERR_INVALID_FLAG
Flag (ulParam1) is invalid.
MCIERR_FLAGS_NOT_COMPATIBLE
Flags cannot be used together.
MCIERR_INVALID_BUFFER
Invalid return buffer given.
MCIERR_MISSING_PARAMETER
Required parameter missing.
MCIERR_DEVICE_NOT_READY
The device is not ready or is being used by another process.

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