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/* /////////////////////////////////////////////////////////////////////////
* File: comstl/shims/access/string/guid.hpp
*
* Purpose: Contains classes and functions for dealing with OLE/COM strings.
*
* Created: 24th May 2002
* Updated: 12th May 2010
*
* Home: http://stlsoft.org/
*
* Copyright (c) 2002-2010, Matthew Wilson and Synesis Software
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of
* any contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ////////////////////////////////////////////////////////////////////// */
/** \file comstl/shims/access/string/guid.hpp
*
* \brief [C++] Definition of the string access shims for
* <code>GUID</code>
* (\ref group__concept__shim__string_access "String Access Shims" Concept).
*/
#ifndef COMSTL_INCL_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID
#define COMSTL_INCL_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
# define COMSTL_VER_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID_MAJOR 5
# define COMSTL_VER_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID_MINOR 1
# define COMSTL_VER_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID_REVISION 1
# define COMSTL_VER_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID_EDIT 114
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/* /////////////////////////////////////////////////////////////////////////
* Includes
*/
#ifndef COMSTL_INCL_COMSTL_H_COMSTL
# include <comstl/comstl.h>
#endif /* !COMSTL_INCL_COMSTL_H_COMSTL */
#ifndef COMSTL_INCL_COMSTL_STRING_H_BSTR_FUNCTIONS
# include <comstl/string/BSTR_functions.h>
#endif /* !COMSTL_INCL_COMSTL_STRING_H_BSTR_FUNCTIONS */
#ifndef STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING
# include <stlsoft/shims/access/string.hpp>
#endif /* !STLSOFT_INCL_STLSOFT_SHIMS_ACCESS_HPP_STRING */
#ifndef STLSOFT_INCL_H_WCHAR
# define STLSOFT_INCL_H_WCHAR
# include <wchar.h>
#endif /* !STLSOFT_INCL_H_WCHAR */
/* /////////////////////////////////////////////////////////////////////////
* Namespace
*/
#ifndef _COMSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
/* There is no stlsoft namespace, so must define ::comstl */
namespace comstl
{
# else
/* Define stlsoft::comstl_project */
namespace stlsoft
{
namespace comstl_project
{
# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_COMSTL_NO_NAMESPACE */
/* /////////////////////////////////////////////////////////////////////////
* Functions
*/
inline cs_size_t guid2string_w(GUID const& guid, cs_char_w_t buff[1 + COMSTL_CCH_GUID])
{
return static_cast<cs_size_t>(StringFromGUID2(guid, buff, 1 + COMSTL_CCH_GUID));
}
inline cs_size_t guid2string_a(GUID const& guid, cs_char_a_t buff[1 + COMSTL_CCH_GUID])
{
const cs_size_t COMSTL_CCH_GUID_AND_NULL = COMSTL_CCH_GUID + 1;
/* Don't ask! */
#ifdef STLSOFT_COMPILER_IS_BORLAND
int buff__[COMSTL_CCH_GUID_AND_NULL];
cs_char_w_t *buff_ = (wchar_t *)buff__;
#else /* ? compiler */
cs_char_w_t buff_[COMSTL_CCH_GUID_AND_NULL];
#endif /* compiler */
cs_size_t cch = guid2string_w(guid, buff_);
::WideCharToMultiByte(0, 0, buff_, COMSTL_CCH_GUID_AND_NULL, buff, COMSTL_CCH_GUID_AND_NULL, 0, 0);
return cch;
}
/* /////////////////////////////////////////////////////////////////////////
* Classes
*/
/* GUID */
/** \brief This class provides an intermediary object that may be returned by the
* c_str_ptr_null() function, such that the text of a given GUID
* may be accessed as a null-terminated string.
*
* \ingroup group__concept__shim__string_access
*
*/
template <ss_typename_param_k C>
class c_str_ptr_GUID_proxy
{
public:
typedef C char_type;
typedef c_str_ptr_GUID_proxy<C> class_type;
// Construction
public:
/// Constructs an instance of the proxy from the given GUID instance
///
/// \param guid The GUID instance from which the text will be retrieved
ss_explicit_k c_str_ptr_GUID_proxy(GUID const& guid);
/// Copy constructor
c_str_ptr_GUID_proxy(class_type const& rhs)
: m_(m_buffer)
{
for(cs_size_t i = 0; i < STLSOFT_NUM_ELEMENTS(m_buffer); ++i)
{
m_buffer[i] = rhs.m_buffer[i];
}
}
// Accessors
public:
/// Returns a null-terminated string representing the GUID contents
operator char_type const* () const
{
return m_buffer;
}
// Members
private:
char_type const* const m_;
char_type m_buffer[1 + COMSTL_CCH_GUID];
// Not to be implemented
private:
void operator =(class_type const& rhs);
};
STLSOFT_TEMPLATE_SPECIALISATION
inline c_str_ptr_GUID_proxy<cs_char_a_t>::c_str_ptr_GUID_proxy(GUID const& guid)
: m_(m_buffer)
{
#ifndef STLSOFT_COMPILER_IS_BORLAND
COMSTL_STATIC_ASSERT(STLSOFT_NUM_ELEMENTS(m_buffer) > COMSTL_CCH_GUID);
#endif /* compiler */
guid2string_a(guid, m_buffer);
}
STLSOFT_TEMPLATE_SPECIALISATION
inline c_str_ptr_GUID_proxy<cs_char_w_t>::c_str_ptr_GUID_proxy(GUID const& guid)
: m_(m_buffer)
{
#ifndef STLSOFT_COMPILER_IS_BORLAND
COMSTL_STATIC_ASSERT(STLSOFT_NUM_ELEMENTS(m_buffer) > COMSTL_CCH_GUID);
#endif /* compiler */
guid2string_w(guid, m_buffer);
}
/* /////////////////////////////////////////////////////////////////////////
* Equivalence testing
*/
// c_str_ptr_GUID_proxy
template <ss_typename_param_k C>
inline cs_bool_t operator ==(C const* lhs, c_str_ptr_GUID_proxy<C> const& rhs)
{
return lhs == static_cast<C const*>(rhs);
}
template <ss_typename_param_k C>
inline cs_bool_t operator ==(c_str_ptr_GUID_proxy<C> const& lhs, C const* rhs)
{
return static_cast<C const*>(lhs) == rhs;
}
template <ss_typename_param_k C>
inline cs_bool_t operator !=(C const* lhs, c_str_ptr_GUID_proxy<C> const& rhs)
{
return lhs != static_cast<C const*>(rhs);
}
template <ss_typename_param_k C>
inline cs_bool_t operator !=(c_str_ptr_GUID_proxy<C> const& lhs, C const* rhs)
{
return static_cast<C const*>(lhs) != rhs;
}
/* /////////////////////////////////////////////////////////////////////////
* IOStream compatibility
*/
template< ss_typename_param_k C
, ss_typename_param_k S
>
inline S& operator <<(S& s, c_str_ptr_GUID_proxy<C> const& shim)
{
s << static_cast<C const*>(shim);
return s;
}
/* /////////////////////////////////////////////////////////////////////////
* c_str_data
*
* This can be applied to an expression, and the return value is either a
* pointer to the character string or to an empty string.
*/
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_data_a(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_a_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_data_w(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_w_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_data_o(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_o_t>(guid);
}
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/** \brief Returns the corresponding possibly unterminated C-string pointer of the GUID \c guid
*
* \ingroup group__concept__shim__string_access
*
*/
inline c_str_ptr_GUID_proxy<TCHAR> c_str_data(GUID const& guid)
{
#ifdef UNICODE
return c_str_data_w(guid);
#else /* ? UNICODE */
return c_str_data_a(guid);
#endif /* UNICODE */
}
/* /////////////////////////////////////////////////////////////////////////
* c_str_len
*
* This can be applied to an expression, and the return value is the number of
* characters in the character string in the expression.
*/
/* GUID */
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
inline cs_size_t c_str_len_a(GUID const& /* guid */)
{
return COMSTL_CCH_GUID;
}
inline cs_size_t c_str_len_w(GUID const& /* guid */)
{
return COMSTL_CCH_GUID;
}
inline cs_size_t c_str_len_o(GUID const& /* guid */)
{
return COMSTL_CCH_GUID;
}
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/** \brief Returns the length (in characters) of the GUID \c guid, <b><i>not</i></b> including the null-terminating character
*
* \ingroup group__concept__shim__string_access
*
*/
inline cs_size_t c_str_len(GUID const& /* guid */)
{
return COMSTL_CCH_GUID;
}
/* /////////////////////////////////////////////////////////////////////////
* c_str_ptr
*
* This can be applied to an expression, and the return value is either a
* pointer to the character string or to an empty string.
*/
/* GUID */
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_ptr_a(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_a_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_ptr_w(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_w_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_ptr_o(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_o_t>(guid);
}
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/** \brief Returns the corresponding C-string pointer of the GUID \c guid
*
* \ingroup group__concept__shim__string_access
*
*/
inline c_str_ptr_GUID_proxy<TCHAR> c_str_ptr(GUID const& guid)
{
#ifdef UNICODE
return c_str_ptr_w(guid);
#else /* ? UNICODE */
return c_str_ptr_a(guid);
#endif /* UNICODE */
}
/* /////////////////////////////////////////////////////////////////////////
* c_str_ptr_null
*
* This can be applied to an expression, and the return value is either a
* pointer to the character string or NULL.
*/
/* GUID */
#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
inline c_str_ptr_GUID_proxy<cs_char_a_t> c_str_ptr_null_a(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_a_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_w_t> c_str_ptr_null_w(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_w_t>(guid);
}
inline c_str_ptr_GUID_proxy<cs_char_o_t> c_str_ptr_null_o(GUID const& guid)
{
return c_str_ptr_GUID_proxy<cs_char_o_t>(guid);
}
#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
/** \brief Returns the corresponding C-string pointer of the GUID \c guid
*
* \ingroup group__concept__shim__string_access
*
*/
inline c_str_ptr_GUID_proxy<TCHAR> c_str_ptr_null(GUID const& guid)
{
#ifdef UNICODE
return c_str_ptr_null_w(guid);
#else /* ? UNICODE */
return c_str_ptr_null_a(guid);
#endif /* UNICODE */
}
////////////////////////////////////////////////////////////////////////////
// Unit-testing
#ifdef STLSOFT_UNITTEST
# include "./unittest/guid_unittest_.h"
#endif /* STLSOFT_UNITTEST */
/* ////////////////////////////////////////////////////////////////////// */
#ifndef _COMSTL_NO_NAMESPACE
# if defined(_STLSOFT_NO_NAMESPACE) || \
defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
} // namespace comstl
# else
} // namespace stlsoft::comstl_project
} // namespace stlsoft
# endif /* _STLSOFT_NO_NAMESPACE */
#endif /* !_COMSTL_NO_NAMESPACE */
/* /////////////////////////////////////////////////////////////////////////
* Namespace
*
* The string access shims exist either in the stlsoft namespace, or in the
* global namespace. This is required by the lookup rules.
*
*/
#ifndef _COMSTL_NO_NAMESPACE
# if !defined(_STLSOFT_NO_NAMESPACE) && \
!defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
namespace stlsoft
{
# else /* ? _STLSOFT_NO_NAMESPACE */
/* There is no stlsoft namespace, so must define in the global namespace */
# endif /* !_STLSOFT_NO_NAMESPACE */
using ::comstl::c_str_data_a;
using ::comstl::c_str_data_w;
using ::comstl::c_str_data_o;
using ::comstl::c_str_data;
using ::comstl::c_str_len_a;
using ::comstl::c_str_len_w;
using ::comstl::c_str_len_o;
using ::comstl::c_str_len;
using ::comstl::c_str_ptr_a;
using ::comstl::c_str_ptr_w;
using ::comstl::c_str_ptr_o;
using ::comstl::c_str_ptr;
using ::comstl::c_str_ptr_null_a;
using ::comstl::c_str_ptr_null_w;
using ::comstl::c_str_ptr_null_o;
using ::comstl::c_str_ptr_null;
# if !defined(_STLSOFT_NO_NAMESPACE) && \
!defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
} // namespace stlsoft
# else /* ? _STLSOFT_NO_NAMESPACE */
/* There is no stlsoft namespace, so must define in the global namespace */
# endif /* !_STLSOFT_NO_NAMESPACE */
#endif /* !_COMSTL_NO_NAMESPACE */
/* ////////////////////////////////////////////////////////////////////// */
#endif /* !COMSTL_INCL_COMSTL_SHIMS_ACCESS_STRING_HPP_GUID */
/* ///////////////////////////// end of file //////////////////////////// */