86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
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#include "plstring.h"
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#include "api__playlist.h"
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#include <shlwapi.h>
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#include <stdint.h>
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static wchar_t *_plstring_wcsdup( const wchar_t *str )
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{
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if ( !str )
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return 0;
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size_t len = wcslen( str );
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size_t *self = (size_t *)calloc( ( len + 1 ) * sizeof( wchar_t ), sizeof( size_t ) );
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*self = 1;
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wchar_t *new_str = (wchar_t *)( ( (int8_t *)self ) + sizeof( size_t ) );
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memcpy( new_str, str, ( len + 1 ) * sizeof( wchar_t ) );
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return new_str;
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}
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static wchar_t *_plstring_malloc( size_t str_size )
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{
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size_t *self = (size_t *)calloc( ( str_size ), sizeof( size_t ) );
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*self = 1;
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wchar_t *new_str = (wchar_t *)( ( (int8_t *)self ) + sizeof( size_t ) );
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return new_str;
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}
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static void _plstring_release( wchar_t *str )
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{
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if ( str )
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{
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size_t *self = (size_t *)( ( (int8_t *)str ) - sizeof( size_t ) );
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( *self )--;
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if ( *self == 0 )
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free( self );
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}
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}
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static void _plstring_retain( wchar_t *str )
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{
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if ( str )
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{
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size_t *self = (size_t *)( ( (int8_t *)str ) - sizeof( size_t ) );
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( *self )++;
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}
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}
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wchar_t *( *plstring_wcsdup )( const wchar_t *str ) = _plstring_wcsdup;
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wchar_t *( *plstring_malloc )( size_t str_size ) = _plstring_malloc;
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void ( *plstring_release )( wchar_t *str ) = _plstring_release;
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void ( *plstring_retain )( wchar_t *str ) = _plstring_retain;
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static bool ndestring_tried_load = false;
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void plstring_init()
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{
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if ( !ndestring_tried_load )
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{
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wchar_t path[ MAX_PATH ] = { 0 };
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const wchar_t *PROGDIR = WASABI_API_APP->path_getAppPath();
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PathCombineW( path, PROGDIR, L"winamp.exe" );
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HMODULE ndelib = LoadLibraryW( path );
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if ( ndelib )
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{
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FARPROC ndestring_wcsdup = GetProcAddress( ndelib, "plstring_wcsdup" );
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FARPROC ndestring_malloc = GetProcAddress( ndelib, "plstring_malloc" );
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FARPROC ndestring_release = GetProcAddress( ndelib, "plstring_release" );
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FARPROC ndestring_retain = GetProcAddress( ndelib, "plstring_retain" );
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if ( ndestring_wcsdup && ndestring_malloc && ndestring_release && ndestring_retain )
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{
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*(FARPROC *)&plstring_wcsdup = *(FARPROC *)ndestring_wcsdup;
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*(FARPROC *)&plstring_malloc = *(FARPROC *)ndestring_malloc;
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*(FARPROC *)&plstring_release = *(FARPROC *)ndestring_release;
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*(FARPROC *)&plstring_retain = *(FARPROC *)ndestring_retain;
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}
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}
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ndestring_tried_load = true;
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}
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}
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