diff options
Diffstat (limited to 'tf2/strings.hpp')
| -rw-r--r-- | tf2/strings.hpp | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/tf2/strings.hpp b/tf2/strings.hpp deleted file mode 100644 index dfdeb8b..0000000 --- a/tf2/strings.hpp +++ /dev/null @@ -1,162 +0,0 @@ -//--------------------------------------------------------------------------------
-//-- XorCompileTime.hpp
-//
-// Author: frk
-// Date: 12.12.2015
-//
-//--------------------------------------------------------------------------------
-
-#pragma once
-#include <string>
-#include <array>
-#include <cstdarg>
-
-#define BEGIN_NAMESPACE( x ) namespace x {
-#define END_NAMESPACE }
-
-BEGIN_NAMESPACE( strenc )
-
-constexpr auto time = __TIME__;
-constexpr auto seed = static_cast< int >( time[ 7 ] ) + static_cast< int >( time[ 6 ] ) * 10 + static_cast< int >( time[ 4 ] ) * 60 + static_cast< int >( time[ 3 ] ) * 600 + static_cast< int >( time[ 1 ] ) * 3600 + static_cast< int >( time[ 0 ] ) * 36000;
-
-// 1988, Stephen Park and Keith Miller
-// "Random Number Generators: Good Ones Are Hard To Find", considered as "minimal standard"
-// Park-Miller 31 bit pseudo-random number generator, implemented with G. Carta's optimisation:
-// with 32-bit math and without division
-
-template < int N >
-struct RandomGenerator {
-private:
- static constexpr unsigned a = 16807; // 7^5
- static constexpr unsigned m = 2147483647; // 2^31 - 1
-
- static constexpr unsigned s = RandomGenerator< N - 1 >::value;
- static constexpr unsigned lo = a * ( s & 0xFFFF ); // Multiply lower 16 bits by 16807
- static constexpr unsigned hi = a * ( s >> 16 ); // Multiply higher 16 bits by 16807
- static constexpr unsigned lo2 = lo + ( ( hi & 0x7FFF ) << 16 ); // Combine lower 15 bits of hi with lo's upper bits
- static constexpr unsigned hi2 = hi >> 15; // Discard lower 15 bits of hi
- static constexpr unsigned lo3 = lo2 + hi;
-
-public:
- static constexpr unsigned max = m;
- static constexpr unsigned value = lo3 > m ? lo3 - m : lo3;
-};
-
-template <>
-struct RandomGenerator< 0 > {
- static constexpr unsigned value = seed;
-};
-
-template < int N, int M >
-struct RandomInt {
- static constexpr auto value = RandomGenerator< N + 1 >::value % M;
-};
-
-template < int N >
-struct RandomChar {
- static const char value = static_cast< char >( 1 + RandomInt< N, 0x7F - 1 >::value );
-};
-
-template < size_t N, int K >
-struct XorString {
-private:
- const char _key;
- std::array< char, N + 1 > _encrypted;
- bool decrypted = false;
-
- constexpr char enc( char c ) const {
- return c ^ _key;
- }
-
- char dec( char c ) const {
- return c ^ _key;
- }
-
-public:
- template < size_t... Is >
- constexpr __forceinline XorString( const char* const str, std::index_sequence< Is... > ) : _key( RandomChar< K >::value ), _encrypted{ enc( str[ Is ] )... } {
- }
-
- __forceinline const char* decrypt( void ) {
- if( !decrypted ) {
- for( size_t i = 0; i < N; ++i ) {
- _encrypted[ i ] = dec( _encrypted[ i ] );
- }
- _encrypted[ N ] = '\0';
- decrypted = true;
- }
- printf( "N: %u K: %d str: %s address: %08x\n", N, K, _encrypted.data( ), _encrypted.data( ) );
-
- return _encrypted.data( );
- }
-};
-
-//--------------------------------------------------------------------------------
-//-- Note: XorStr will __NOT__ work directly with functions like printf.
-// To work with them you need a wrapper function that takes a const char*
-// as parameter and passes it to printf and alike.
-//
-// The Microsoft Compiler/Linker is not working correctly with variadic
-// templates!
-//
-// Use the functions below or use std::cout (and similar)!
-//--------------------------------------------------------------------------------
-
-static auto w_printf = [ ]( const char* fmt, ... ) {
- va_list args;
- va_start( args, fmt );
- vprintf_s( fmt, args );
- va_end( args );
-};
-
-static auto w_printf_s = [ ]( const char* fmt, ... ) {
- va_list args;
- va_start( args, fmt );
- vprintf_s( fmt, args );
- va_end( args );
-};
-
-static auto w_sprintf = [ ]( char* buf, const char* fmt, ... ) {
- va_list args;
- va_start( args, fmt );
- vsprintf( buf, fmt, args );
- va_end( args );
-};
-
-static auto w_sprintf_s = [ ]( char* buf, size_t buf_size, const char* fmt, ... ) {
- va_list args;
- va_start( args, fmt );
- vsprintf_s( buf, buf_size, fmt, args );
- va_end( args );
-};
-
-//for compatibility with debug mode
-struct debug_ret {
-private:
- const char* ret;
-
-public:
- debug_ret( const char* str ) : ret( str ) { };
-
- auto decrypt( ) {
- return ret;
- }
-};
-
-constexpr size_t strlen_ct( const char* const str ) {
- size_t out = 1;
-
- for( ; str[ out ] != '\0'; ++out );
-
- return out;
-}
-
-#if 0
-#define xors_raw( s ) ( strenc::XorString< strenc::strlen_ct( s ), __COUNTER__ >( s, std::make_index_sequence< sizeof( s ) - 1>() ) )
-#define xors( s ) ( strenc::XorString< strenc::strlen_ct( s ), __COUNTER__ >( s, std::make_index_sequence< sizeof( s ) - 1>() ).decrypt() )
-#else
-#define xors_raw( s ) ( [ ]{ strenc::debug_ret ret{ s }; return ret; }( ) )
-#define xors( s ) ( s )
-#endif
-
-END_NAMESPACE
\ No newline at end of file |