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168 lines
4.6 KiB
168 lines
4.6 KiB
// Uuid.h -- Universally Unique IDentifier functor wrapper implementation to
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// create and manage UUIDs
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// (c) Copyright Schlumberger Technology Corp., unpublished work, created
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// 1999. This computer program includes Confidential, Proprietary
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// Information and is a Trade Secret of Schlumberger Technology Corp. All
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// use, disclosure, and/or reproduction is prohibited unless authorized
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// in writing. All Rights Reserved.
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#if defined(_UNICODE)
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#if !defined(UNICODE)
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#define UNICODE
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#endif //!UNICODE
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#endif //_UNICODE
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#if defined(UNICODE)
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#if !defined(_UNICODE)
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#define _UNICODE
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#endif //!_UNICODE
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#endif //UNICODE
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#include <scuOsExc.h>
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#include "Uuid.h"
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#include <tchar.h>
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using namespace std;
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/////////////////////////// HELPER /////////////////////////////////
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typedef LPTSTR *SLB_PLPTSTR;
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struct RpcString // to help manage deallocation
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{
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public:
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RpcString()
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: m_psz(0)
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{};
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~RpcString()
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{
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if (m_psz)
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#if defined(UNICODE)
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RpcStringFree((SLB_PLPTSTR)&m_psz);
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#else
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RpcStringFree(&m_psz);
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#endif
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};
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unsigned char *m_psz;
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};
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/////////////////////////// PUBLIC /////////////////////////////////
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// Types
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// C'tors/D'tors
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Uuid::Uuid(bool fNilValued)
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{
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RPC_STATUS rpcstatus;
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if (fNilValued)
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rpcstatus = UuidCreateNil(&m_uuid);
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else
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{
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rpcstatus = UuidCreate(&m_uuid);
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if (RPC_S_UUID_LOCAL_ONLY == rpcstatus)
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rpcstatus = RPC_S_OK;
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}
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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}
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Uuid::Uuid(basic_string<unsigned char> const &rusUuid)
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{
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RPC_STATUS rpcstatus =
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#if defined(UNICODE)
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UuidFromString((LPTSTR)rusUuid.c_str(), &m_uuid);
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#else
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UuidFromString(const_cast<unsigned char *>(rusUuid.c_str()), &m_uuid);
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#endif
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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}
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Uuid::Uuid(UUID const *puuid)
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{
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m_uuid = *puuid;
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}
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// Operators
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Uuid::operator==(Uuid &ruuid)
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{
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RPC_STATUS rpcstatus;
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int fResult = UuidEqual(&m_uuid, &ruuid.m_uuid, &rpcstatus);
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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return fResult;
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}
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// Operations
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// Access
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basic_string<unsigned char>
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Uuid::AsUString()
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{
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RpcString rpcsUuid;
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#if defined(UNICODE)
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RPC_STATUS rpcstatus = UuidToString(&m_uuid, (SLB_PLPTSTR)&rpcsUuid.m_psz);
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#else
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RPC_STATUS rpcstatus = UuidToString(&m_uuid, &rpcsUuid.m_psz);
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#endif
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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#if defined(UNICODE)
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LPCTSTR szSource = (LPCTSTR)rpcsUuid.m_psz;
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int nChars = _tcslen(szSource);
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basic_string<unsigned char> sAscii;
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sAscii.resize(nChars);
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for(int i =0; i<nChars; i++)
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sAscii[i] = static_cast<unsigned char>(*(szSource+i));
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return sAscii;
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#else
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return basic_string<unsigned char>(rpcsUuid.m_psz);
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#endif
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}
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unsigned short
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Uuid::HashValue()
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{
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RPC_STATUS rpcstatus;
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unsigned short usValue = UuidHash(&m_uuid, &rpcstatus);
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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return usValue;
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}
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// Predicates
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bool
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Uuid::IsNil()
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{
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RPC_STATUS rpcstatus;
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int fResult = UuidIsNil(&m_uuid, &rpcstatus);
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if (RPC_S_OK != rpcstatus)
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throw scu::OsException(rpcstatus);
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return fResult == TRUE;
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}
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/////////////////////////// PROTECTED /////////////////////////////////
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// C'tors/D'tors
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// Operators
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// Operations
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// Access
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// Predicates
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// Static Variables
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/////////////////////////// PRIVATE /////////////////////////////////
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// C'tors/D'tors
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// Operators
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// Operations
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// Access
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// Predicates
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// Static Variables
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