USBFS_Open
Reads the header into the HSM memory.
Synopsis
int USBFS_Open(
    void *handle, 
    dev_properties_t *dp, 
    capacity_t *cap, 
    uint8_t **header
);
                                                Input Parameters
| Parameter | Description | 
|---|---|
cap
                                                             | 
                                                            Capacity | 
dp
                                                             | 
                                                            Structure | 
handle
                                                             | 
                                                            Device handle | 
header
                                                             | 
                                                            Pointer to file system block 0 | 
Input Requirements
Refer to the FM sample usbdemo for the call sequence requirements.
Return Value
The function returns CKR_USB_OK if successful, or one of the error codes in USB API Vendor-Defined Error Codes.