| 1 | /* $Id: USBGetDevices.h 44528 2013-02-04 14:27:54Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox Linux host USB device enumeration.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2011 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ___USBGetDevices_h
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| 19 | # define ___USBGetDevices_h
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| 20 |
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| 21 | #include <VBox/usb.h>
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| 22 | #include <iprt/mem.h>
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| 23 | #include <iprt/string.h>
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| 24 |
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| 25 | /**
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| 26 | * Free all the members of a USB device created by the Linux enumeration code.
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| 27 | * @note this duplicates a USBProxyService method which we needed access too
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| 28 | * without pulling in the rest of the proxy service code.
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| 29 | *
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| 30 | * @param pDevice Pointer to the device.
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| 31 | */
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| 32 | static inline void deviceFreeMembers(PUSBDEVICE pDevice)
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| 33 | {
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| 34 | RTStrFree((char *)pDevice->pszManufacturer);
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| 35 | pDevice->pszManufacturer = NULL;
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| 36 | RTStrFree((char *)pDevice->pszProduct);
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| 37 | pDevice->pszProduct = NULL;
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| 38 | RTStrFree((char *)pDevice->pszSerialNumber);
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| 39 | pDevice->pszSerialNumber = NULL;
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| 40 |
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| 41 | RTStrFree((char *)pDevice->pszAddress);
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| 42 | pDevice->pszAddress = NULL;
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| 43 | }
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| 44 |
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| 45 | /**
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| 46 | * Free one USB device created by the Linux enumeration code.
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| 47 | * @note this duplicates a USBProxyService method which we needed access too
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| 48 | * without pulling in the rest of the proxy service code.
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| 49 | *
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| 50 | * @param pDevice Pointer to the device.
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| 51 | */
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| 52 | static inline void deviceFree(PUSBDEVICE pDevice)
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| 53 | {
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| 54 | deviceFreeMembers(pDevice);
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| 55 | RTMemFree(pDevice);
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| 56 | }
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| 57 |
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| 58 | /**
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| 59 | * Free a linked list of USB devices created by the Linux enumeration code.
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| 60 | * @param pHead Pointer to the first device in the linked list
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| 61 | */
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| 62 | static inline void deviceListFree(PUSBDEVICE *ppHead)
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| 63 | {
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| 64 | PUSBDEVICE pHead, pNext;
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| 65 | pHead = *ppHead;
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| 66 | while (pHead)
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| 67 | {
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| 68 | pNext = pHead->pNext;
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| 69 | deviceFree(pHead);
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| 70 | pHead = pNext;
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| 71 | }
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| 72 | *ppHead = NULL;
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| 73 | }
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| 74 |
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| 75 | RT_C_DECLS_BEGIN
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| 76 |
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| 77 | extern bool USBProxyLinuxCheckDeviceRoot(const char *pcszRoot,
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| 78 | bool fIsDeviceNodes);
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| 79 |
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| 80 | #ifdef UNIT_TEST
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| 81 | void TestUSBSetupInit(const char *pcszUsbfsRoot, bool fUsbfsAccessible,
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| 82 | const char *pcszDevicesRoot, bool fDevicesAccessible,
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| 83 | int rcMethodInitResult);
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| 84 | void TestUSBSetEnv(const char *pcszEnvUsb, const char *pcszEnvUsbRoot);
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| 85 | #endif
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| 86 |
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| 87 | extern int USBProxyLinuxChooseMethod(bool *pfUsingUsbfsDevices,
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| 88 | const char **ppcszDevicesRoot);
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| 89 | #ifdef UNIT_TEST
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| 90 | extern void TestUSBSetAvailableUsbfsDevices(const char **pacszDeviceAddresses);
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| 91 | extern void TestUSBSetAccessibleFiles(const char **pacszAccessibleFiles);
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| 92 | #endif
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| 93 |
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| 94 | extern PUSBDEVICE USBProxyLinuxGetDevices(const char *pcszDevicesRoot,
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| 95 | bool fUseSysfs);
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| 96 |
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| 97 | RT_C_DECLS_END
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| 98 |
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| 99 | #endif /* ___USBGetDevices_h */
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