projects / wxWidgets.git / blame
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|---|---|---|
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1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: ole/uuid.h | |
| 3 | // Purpose: encapsulates an UUID with some added helper functions | |
| 4 | // Author: Vadim Zeitlin | |
| 5 | // Modified by: | |
| 6 | // Created: 11.07.97 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
| 9 | // Licence: wxWindows license | |
| 10 | // | |
| 11 | // Notes: you should link your project with RPCRT4.LIB! | |
| 12 | /////////////////////////////////////////////////////////////////////////////// | |
| 13 | ||
| 14 | #ifndef _OLEUUID_H | |
| 15 | #define _OLEUUID_H | |
| 16 | ||
| 17 | #ifdef __GNUG__ | |
| 18 | #pragma interface "uuid.h" | |
| 19 | #endif | |
| 20 | ||
| 21 | // ------------------------------------------------------------------ | |
| 22 | // UUID (Universally Unique IDentifier) definition | |
| 23 | // ------------------------------------------------------------------ | |
| 24 | ||
| 25 | // ----- taken from RPC.H | |
| 26 | #ifndef UUID_DEFINED // in some cases RPC.H will be already | |
| 27 | #ifdef __WIN32__ // included, so avoid redefinition | |
| 28 | typedef struct | |
| 29 | { | |
| 30 | unsigned long Data1; | |
| 31 | unsigned short Data2; | |
| 32 | unsigned short Data3; | |
| 33 | unsigned char Data4[8]; | |
| 34 | } UUID; // UUID = GUID = CLSID = LIBID = IID | |
| 35 | #else // WIN16 | |
| 36 | #error "Don't know about UUIDs on this platform" | |
| 37 | #endif // WIN32 | |
| 38 | #endif // UUID_DEFINED | |
| 39 | ||
| 40 | #ifndef GUID_DEFINED | |
| 41 | typedef UUID GUID; | |
| 42 | #define UUID_DEFINED // prevent redefinition | |
| 43 | #endif // GUID_DEFINED | |
| 44 | ||
| 45 | typedef unsigned char uchar; | |
| 46 | ||
| 47 | // ------------------------------------------------------------------ | |
| 48 | // a class to store UUID and it's string representation | |
| 49 | // ------------------------------------------------------------------ | |
| 50 | ||
| 51 | // uses RPC functions to create/convert Universally Unique Identifiers | |
| 52 | class Uuid | |
| 53 | { | |
| 54 | private: | |
| 55 | UUID m_uuid; | |
| 56 | uchar *m_pszUuid; // this string is alloc'd and freed by RPC | |
| 57 | char *m_pszCForm; // this string is allocated in Set/Create | |
| 58 | ||
| 59 | void UuidToCForm(); | |
| 60 | ||
| 61 | // function used to set initial state by all ctors | |
| 62 | void Init() { m_pszUuid = NULL; m_pszCForm = NULL; } | |
| 63 | ||
| 64 | public: | |
| 65 | // ctors & dtor | |
| 66 | Uuid() { Init(); } | |
| 67 | Uuid(const char *pc) { Init(); Set(pc); } | |
| 68 | Uuid(const UUID &uuid) { Init(); Set(uuid); } | |
| 69 | ~Uuid(); | |
| 70 | ||
| 71 | // copy ctor and assignment operator needed for this class | |
| 72 | Uuid(const Uuid& uuid); | |
| 73 | Uuid& operator=(const Uuid& uuid); | |
| 74 | ||
| 75 | // create a brand new UUID | |
| 76 | void Create(); | |
| 77 | ||
| 78 | // set value of UUID | |
| 79 | bool Set(const char *pc); // from a string, returns true if ok | |
| 80 | void Set(const UUID& uuid); // from another UUID (never fails) | |
| 81 | ||
| 82 | // accessors | |
| 83 | operator const UUID*() const { return &m_uuid; } | |
| 84 | operator const char*() const { return (char *)(m_pszUuid); } | |
| 85 | ||
| 86 | // return string representation of the UUID in the C form | |
| 87 | // (as in DEFINE_GUID macro) | |
| 88 | const char *CForm() const { return m_pszCForm; } | |
| 89 | }; | |
| 90 | ||
| 6a0eb96b | 91 | #endif //_OLEUUID_H |