mirror of
https://github.com/UberGames/EF2GameSource.git
synced 2024-11-10 06:31:42 +00:00
801 lines
13 KiB
C++
801 lines
13 KiB
C++
//-----------------------------------------------------------------------------
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//
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// $Logfile:: /Code/DLLs/game/str.h $
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// $Revision:: 16 $
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// $Author:: Steven $
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// $Date:: 10/13/03 8:54a $
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//
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// Copyright (C) 1997 by Ritual Entertainment, Inc.
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// All rights reserved.
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//
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// This source is may not be distributed and/or modified without
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// expressly written permission by Ritual Entertainment, Inc.
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//
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//
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// DESCRIPTION:
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// Simple, DLL portable string class
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//
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// WARNING: This file is shared between game, cgame and possibly the user interface.
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// It is instanced in each one of these directories because of the way that SourceSafe works.
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//
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#ifndef __STR_H__
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#define __STR_H__
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#include <qcommon/platform.h>
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#include <assert.h>
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#include <string.h>
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#include <stdio.h>
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#ifdef _WIN32
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#pragma warning(disable : 4710) // function 'blah' not inlined
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#endif
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#define STRING_PREALLOC_SIZE 16
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void TestStringClass( void );
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#if 1
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class __declspec( dllexport ) str
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#else
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class str : public Class
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#endif
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{
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protected:
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char *data;
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char buffer[ STRING_PREALLOC_SIZE ];
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int alloced;
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int len;
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void EnsureAlloced ( int, bool keepold = true );
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public:
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~str();
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str();
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str( const char *text );
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str( const str& text );
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str( const str text, int start, int end );
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str( const char ch );
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str( const int num );
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str( const float num );
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str( const unsigned num );
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int length( void ) const;
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inline const char * c_str( void ) const;
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void append( const char *text );
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void append( const str& text );
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char operator[]( int index ) const;
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char& operator[]( int index );
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str& operator=( const str& text );
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str& operator=( const char *text );
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friend str operator+( const str& a, const str& b );
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friend str operator+( const str& a, const char *b );
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friend str operator+( const char *a, const str& b );
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friend str operator+( const str& a, const float b );
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friend str operator+( const str& a, const int b );
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friend str operator+( const str& a, const unsigned b );
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friend str operator+( const str& a, const bool b );
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friend str operator+( const str& a, const char b );
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str& operator+=( const str& a );
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str& operator+=( const char *a );
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str& operator+=( const float a );
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str& operator+=( const char a );
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str& operator+=( const int a );
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str& operator+=( const unsigned a );
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str& operator+=( const bool a );
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friend bool operator==( const str& a, const str& b );
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friend bool operator==( const str& a, const char *b );
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friend bool operator==( const char *a, const str& b );
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friend bool operator!=( const str& a, const str& b );
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friend bool operator!=( const str& a, const char *b );
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friend bool operator!=( const char *a, const str& b );
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operator const char * () const;
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int icmpn( const char *text, int n ) const;
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int icmpn( const str& text, int n ) const;
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int icmp( const char *text ) const;
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int icmp( const str& text ) const;
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int cmpn( const char *text, int n ) const;
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int cmpn( const str& text, int n ) const;
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int cmp( const char *text ) const;
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int cmp( const str& text ) const;
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char *tolower( void );
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char *toupper( void );
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static char *tolower( char *s1 );
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static char *toupper( char *s1 );
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static int icmpn( const char *s1, const char *s2, int n );
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static int icmp( const char *s1, const char *s2 );
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static int cmpn( const char *s1, const char *s2, int n );
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static int cmp( const char *s1, const char *s2 );
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static void snprintf ( char *dst, int size, const char *fmt, ... );
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static bool isNumeric( const char *str );
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bool isNumeric( void ) const;
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void CapLength ( int );
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void BackSlashesToSlashes ();
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};
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inline char str::operator[]( int index ) const
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{
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assert ( data );
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if ( !data )
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return 0;
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// don't include the '/0' in the test, because technically, it's out of bounds
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assert( ( index >= 0 ) && ( index < len ) );
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// In release mode, give them a null character
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// don't include the '/0' in the test, because technically, it's out of bounds
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if ( ( index < 0 ) || ( index >= len ) )
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{
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return 0;
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}
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return data[ index ];
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}
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inline int str::length( void ) const
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{
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return len;
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}
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inline str::~str()
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{
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if ( data != buffer )
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delete [] data;
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}
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inline str::str()
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{
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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data[ 0 ] = 0;
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len = 0;
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}
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inline str::str
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(
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const char *text
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)
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{
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int stringLength;
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assert( text );
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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data[ 0 ] = 0;
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len = 0;
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if ( text )
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{
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stringLength = strlen( text );
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EnsureAlloced ( stringLength + 1 );
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strcpy( data, text );
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len = stringLength;
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}
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}
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inline str::str
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(
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const str& text
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)
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{
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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data[ 0 ] = 0;
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len = 0;
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EnsureAlloced ( text.length() + 1);
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strcpy( data, text.c_str() );
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len = text.length();
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}
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inline str::str
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(
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const str text,
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int start,
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int end
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)
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{
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int i;
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int stringLength;
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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data[ 0 ] = 0;
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len = 0;
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if ( end > text.length() )
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{
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end = text.length();
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}
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if ( start > text.length() )
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{
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start = text.length();
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}
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stringLength = end - start;
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if ( stringLength < 0 )
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{
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stringLength = 0;
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}
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EnsureAlloced ( stringLength + 1 );
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for( i = 0; i < stringLength; i++ )
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{
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data[ i ] = text[ start + i ];
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}
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data[ stringLength ] = 0;
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len = stringLength;
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}
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inline str::str
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(
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const char ch
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)
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{
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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EnsureAlloced ( 2 );
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data[ 0 ] = ch;
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data[ 1 ] = 0;
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len = 1;
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}
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inline str::str
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(
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const float num
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)
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{
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char text[ 32 ];
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int stringLength;
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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sprintf( text, "%.3f", num );
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stringLength = strlen( text );
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EnsureAlloced( stringLength + 1 );
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strcpy( data, text );
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len = stringLength;
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}
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inline str::str
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(
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const int num
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)
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{
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char text[ 32 ];
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int stringLength;
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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sprintf( text, "%d", num );
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stringLength = strlen( text );
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EnsureAlloced( stringLength + 1 );
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strcpy( data, text );
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len = stringLength;
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}
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inline str::str
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(
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const unsigned num
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)
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{
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char text[ 32 ];
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int stringLength;
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data = buffer;
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alloced = STRING_PREALLOC_SIZE;
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sprintf( text, "%u", num );
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stringLength = strlen( text );
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EnsureAlloced( stringLength + 1 );
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strcpy( data, text );
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len = stringLength;
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}
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inline const char *str::c_str( void ) const
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{
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//assert( data );
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return data;
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}
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inline void str::append
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(
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const char *text
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)
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{
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int new_length;
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assert( text );
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if ( text )
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{
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new_length = length();
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new_length += strlen( text );
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EnsureAlloced( new_length + 1 );
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strcat( data, text );
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len = new_length;
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}
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}
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inline void str::append
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(
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const str& text
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)
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{
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int new_length;
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new_length = length();
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new_length += text.length();
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EnsureAlloced ( new_length + 1 );
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strcat ( data, text.c_str () );
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len = new_length;
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}
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inline char& str::operator[]
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(
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int index
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)
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{
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// Used for result for invalid indices
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static char dummy = 0;
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assert ( data );
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if ( !data )
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return dummy;
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// don't include the '/0' in the test, because technically, it's out of bounds
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assert( ( index >= 0 ) && ( index < len ) );
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// In release mode, let them change a safe variable
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// don't include the '/0' in the test, because technically, it's out of bounds
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if ( ( index < 0 ) || ( index >= len ) )
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{
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return dummy;
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}
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return data[ index ];
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}
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inline str& str::operator=
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(
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const str& text
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)
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{
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EnsureAlloced ( text.length() + 1, false );
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strcpy( data, text.c_str() );
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len = text.length();
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return *this;
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}
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inline str& str::operator=
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(
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const char *text
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)
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{
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int stringLength;
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assert( text );
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if ( !text )
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{
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// safe behaviour if NULL
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EnsureAlloced ( 1, false );
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data[0] = 0;
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len = 0;
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return *this;
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}
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if ( text == data )
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return *this; // Copying same thing. Punt.
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// Now we need to check if we're aliasing..
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unsigned int dataStart = reinterpret_cast<unsigned int> (data);
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unsigned int dataEnd = reinterpret_cast<unsigned int> (data) + len;
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unsigned int textStart = reinterpret_cast<unsigned int> (text);
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if ( textStart >= dataStart && textStart <= dataEnd )
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{
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// Great, we're aliasing. We're copying from inside ourselves.
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// This means that I don't have to ensure that anything is alloced,
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// though I'll assert just in case.
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int diff = text - data;
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int i;
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assert ( strlen ( text ) < (unsigned) len );
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for ( i = 0; text[i]; i++ )
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{
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data[i] = text[i];
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}
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data[i] = 0;
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len -= diff;
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return *this;
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}
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stringLength = strlen( text );
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EnsureAlloced ( stringLength + 1, false );
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strcpy( data, text );
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len = stringLength;
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return *this;
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}
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inline str operator+
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(
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const str& a,
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const str& b
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)
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{
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str result( a );
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result.append( b );
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return result;
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}
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inline str operator+
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(
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const str& a,
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const char *b
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)
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{
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str result( a );
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result.append( b );
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return result;
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}
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inline str operator+
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(
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const char *a,
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const str& b
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)
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{
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str result( a );
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result.append( b );
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return result;
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}
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inline str operator+
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(
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const str& a,
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const bool b
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)
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{
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str result( a );
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result.append( b ? "true" : "false" );
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return result;
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}
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inline str operator+
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(
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const str& a,
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const char b
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)
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{
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char text[ 2 ];
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text[ 0 ] = b;
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text[ 1 ] = 0;
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return a + text;
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}
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inline str& str::operator+=
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(
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const str& a
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)
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{
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append( a );
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return *this;
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}
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inline str& str::operator+=
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(
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const char *a
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)
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{
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append( a );
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return *this;
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}
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inline str& str::operator+=
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(
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const char a
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)
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{
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char text[ 2 ];
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text[ 0 ] = a;
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text[ 1 ] = 0;
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append( text );
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return *this;
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}
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inline str& str::operator+=
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(
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const bool a
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)
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{
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append( a ? "true" : "false" );
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return *this;
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}
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inline bool operator==
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(
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const str& a,
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const str& b
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)
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{
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/// Check if lengths are equal
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if( a.length() != b.length() )
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return( false );
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return ( !strcmp( a.c_str(), b.c_str() ) );
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}
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|
|
inline bool operator==
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(
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const str& a,
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const char *b
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)
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{
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assert( b );
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if ( !b )
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{
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return false;
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}
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return ( !strcmp( a.c_str(), b ) );
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}
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|
|
inline bool operator==
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(
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const char *a,
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const str& b
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)
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{
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assert( a );
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if ( !a )
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{
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return false;
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}
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return ( !strcmp( a, b.c_str() ) );
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}
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inline bool operator!=
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(
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const str& a,
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const str& b
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)
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{
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return !( a == b );
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}
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|
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inline bool operator!=
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(
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const str& a,
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const char *b
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)
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{
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return !( a == b );
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}
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|
|
inline bool operator!=
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(
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const char *a,
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const str& b
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)
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{
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return !( a == b );
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}
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|
|
inline int str::icmpn
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|
(
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const char *text,
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int n
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) const
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|
{
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assert( data );
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assert( text );
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return str::icmpn( data, text, n );
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}
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inline int str::icmpn
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(
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const str& text,
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int n
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) const
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|
{
|
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assert( data );
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assert( text.data );
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return str::icmpn( data, text.data, n );
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}
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|
|
inline int str::icmp
|
|
(
|
|
const char *text
|
|
) const
|
|
|
|
{
|
|
assert( data );
|
|
assert( text );
|
|
|
|
return str::icmp( data, text );
|
|
}
|
|
|
|
inline int str::icmp
|
|
(
|
|
const str& text
|
|
) const
|
|
|
|
{
|
|
assert( c_str () );
|
|
assert( text.c_str () );
|
|
|
|
return str::icmp( c_str () , text.c_str () );
|
|
}
|
|
|
|
inline int str::cmp
|
|
(
|
|
const char *text
|
|
) const
|
|
|
|
{
|
|
assert( data );
|
|
assert( text );
|
|
|
|
return str::cmp( data, text );
|
|
}
|
|
|
|
inline int str::cmp
|
|
(
|
|
const str& text
|
|
) const
|
|
|
|
{
|
|
assert( c_str () );
|
|
assert( text.c_str () );
|
|
|
|
return str::cmp( c_str () , text.c_str () );
|
|
}
|
|
|
|
inline int str::cmpn
|
|
(
|
|
const char *text,
|
|
int n
|
|
) const
|
|
|
|
{
|
|
assert( c_str () );
|
|
assert( text );
|
|
|
|
return str::cmpn( c_str () , text, n );
|
|
}
|
|
|
|
inline int str::cmpn
|
|
(
|
|
const str& text,
|
|
int n
|
|
) const
|
|
|
|
{
|
|
assert( c_str () );
|
|
assert( text.c_str () );
|
|
|
|
return str::cmpn( c_str () , text.c_str () , n );
|
|
}
|
|
|
|
inline char *str::tolower
|
|
(
|
|
void
|
|
)
|
|
|
|
{
|
|
assert( data );
|
|
|
|
return str::tolower( data );
|
|
}
|
|
|
|
inline char *str::toupper
|
|
(
|
|
void
|
|
)
|
|
|
|
{
|
|
assert( data );
|
|
|
|
return str::toupper( data );
|
|
}
|
|
|
|
inline bool str::isNumeric
|
|
(
|
|
void
|
|
) const
|
|
|
|
{
|
|
assert( data );
|
|
return str::isNumeric( data );
|
|
}
|
|
|
|
inline str::operator const char *
|
|
(
|
|
void
|
|
) const
|
|
|
|
{
|
|
return c_str ();
|
|
}
|
|
|
|
#endif
|