146 lines
3.5 KiB
C
146 lines
3.5 KiB
C
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//============================================================================
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// Copyright (C) Microsoft Corporation, 1996 - 1999
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//
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// File: ipcontrol.h
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//
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// History:
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// ??/??/?? Tony Romano Created.
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// 05/16/96 Abolade Gbadegesin Revised.
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//============================================================================
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#ifndef _IPCTRL_H
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#define _IPCTRL_H
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//----------------------------------------------------------------------------
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// Class: IPControl
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//
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// Controls an IP-address edit-control.
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//----------------------------------------------------------------------------
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class IPControl {
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public:
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IPControl( );
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~IPControl( );
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BOOL
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Create(
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HWND hParent,
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UINT nID );
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operator
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HWND( ) { ASSERT(m_hIPaddr); return m_hIPaddr; }
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BOOL
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IsBlank( );
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VOID
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SetFocusField(
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DWORD dwField );
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VOID
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SetFieldRange(
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DWORD dwField,
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DWORD dwMin,
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DWORD dwMax );
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VOID
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ClearAddress( );
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VOID
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SetAddress(
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DWORD ardwAddress[4] );
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VOID
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SetAddress(
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DWORD a1,
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DWORD a2,
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DWORD a3,
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DWORD a4 );
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VOID
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SetAddress(
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LPCTSTR lpszString );
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INT
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GetAddress(
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DWORD ardwAddress[4] );
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INT
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GetAddress(
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DWORD* a1,
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DWORD* a2,
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DWORD* a3,
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DWORD* a4 );
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INT
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GetAddress(
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CString& address );
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LRESULT
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SendMessage(
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam );
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protected:
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HWND m_hIPaddr;
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};
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//----------------------------------------------------------------------------
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// Macro: MAKEADDR
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//
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// Given an a, b, c, and d, constructs a network-order DWORD corresponding
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// to the IP-address a.b.c.d
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//----------------------------------------------------------------------------
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#define MAKEADDR(a, b, c, d) \
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(((a) & 0xff) | (((b) & 0xff) << 8) | (((c) & 0xff) << 16) | (((d) & 0xff) << 24))
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//----------------------------------------------------------------------------
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// Macros: INET_NTOA
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// INET_ADDR
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//
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// Generic-text macros for IP-address conversion.
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//----------------------------------------------------------------------------
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#ifndef UNICODE
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#define INET_NTOA(a) inet_ntoa(*(struct in_addr *)&(a))
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#define INET_ADDR inet_addr
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#else
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#define INET_NTOA(a) inet_ntoaw(*(struct in_addr *)&(a))
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#define INET_ADDR inet_addrw
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#endif
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//----------------------------------------------------------------------------
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// Macro: INET_CMP
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//
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// Comparison macro for IP addresses.
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//
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// This macro compares two IP addresses in network order by
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// masking off each pair of octets and doing a subtraction;
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// the result of the final subtraction is stored in the third argument
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//----------------------------------------------------------------------------
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inline int INET_CMP(DWORD a, DWORD b)
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{
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DWORD t;
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return ((t = ((a & 0x000000ff) - (b & 0x000000ff))) ? t :
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((t = ((a & 0x0000ff00) - (b & 0x0000ff00))) ? t :
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((t = ((a & 0x00ff0000) - (b & 0x00ff0000))) ? t :
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((t = (((a>>8) & 0x00ff0000) - ((b>>8) & 0x00ff0000)))))));
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}
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#endif
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