mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-22 22:27:05 +00:00
1091 lines
24 KiB
C++
1091 lines
24 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// SYS_UTILS.C
|
|
//
|
|
//=====================================================================================//
|
|
#include "vxconsole.h"
|
|
|
|
CHAR g_szRegistryPrefix[256];
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SetRegistryPrefix
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_SetRegistryPrefix( const CHAR *pPrefix )
|
|
{
|
|
_snprintf_s( g_szRegistryPrefix, sizeof( g_szRegistryPrefix ), _TRUNCATE, pPrefix );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SplitRegistryKey
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
static BOOL Sys_SplitRegistryKey( const CHAR *key, CHAR *key0, int key0Len, CHAR *key1, int key1Len )
|
|
{
|
|
if ( !key )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
int len = (int)strlen( key );
|
|
if ( !len )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
int Start = -1;
|
|
for ( int i=len-1; i>=0; i-- )
|
|
{
|
|
if ( key[i] == '\\' )
|
|
break;
|
|
else
|
|
Start=i;
|
|
}
|
|
|
|
if ( Start == -1 )
|
|
return false;
|
|
|
|
_snprintf_s( key0, Start, _TRUNCATE, key );
|
|
_snprintf_s( key1, ( len-Start )+1, _TRUNCATE, key+Start );
|
|
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SetRegistryString
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_SetRegistryString( const CHAR *keyName, const CHAR *value )
|
|
{
|
|
HKEY hKey;
|
|
CHAR key0[256];
|
|
CHAR key1[256];
|
|
CHAR keyBuff[256];
|
|
CHAR *key;
|
|
|
|
strcpy_s( keyBuff, sizeof( keyBuff ), g_szRegistryPrefix );
|
|
strcat_s( keyBuff, sizeof( keyBuff ), keyName );
|
|
key = keyBuff;
|
|
|
|
HKEY hSlot = HKEY_CURRENT_USER;
|
|
if ( !strncmp( key, "HKEY_LOCAL_MACHINE", 18 ) )
|
|
{
|
|
hSlot = HKEY_LOCAL_MACHINE;
|
|
key += 19;
|
|
}
|
|
else if ( !strncmp( key, "HKEY_CURRENT_USER", 17 ) )
|
|
{
|
|
hSlot = HKEY_CURRENT_USER;
|
|
key += 18;
|
|
}
|
|
|
|
if ( !Sys_SplitRegistryKey( key, key0, sizeof( key0 ), key1, sizeof( key1 ) ) )
|
|
return false;
|
|
|
|
if ( RegCreateKeyEx( hSlot,key0,NULL,NULL,REG_OPTION_NON_VOLATILE, value ? KEY_WRITE : KEY_ALL_ACCESS,NULL,&hKey,NULL )!=ERROR_SUCCESS )
|
|
return false;
|
|
|
|
if ( RegSetValueEx( hKey, key1, NULL, REG_SZ, ( UCHAR* )value, (int)strlen( value ) + 1 ) != ERROR_SUCCESS )
|
|
{
|
|
RegCloseKey( hKey );
|
|
return false;
|
|
}
|
|
|
|
// success
|
|
RegCloseKey( hKey );
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_GetRegistryString
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_GetRegistryString( const CHAR *keyName, CHAR *value, const CHAR* defValue, int valueLen )
|
|
{
|
|
HKEY hKey;
|
|
CHAR key0[256];
|
|
CHAR key1[256];
|
|
CHAR keyBuff[256];
|
|
CHAR *key;
|
|
|
|
strcpy_s( keyBuff, sizeof( keyBuff ), g_szRegistryPrefix );
|
|
strcat_s( keyBuff, sizeof( keyBuff ), keyName );
|
|
key = keyBuff;
|
|
|
|
if ( defValue )
|
|
{
|
|
_snprintf_s( value, valueLen, _TRUNCATE, defValue );
|
|
}
|
|
|
|
HKEY hSlot = HKEY_CURRENT_USER;
|
|
if ( !strncmp( key, "HKEY_LOCAL_MACHINE", 18 ) )
|
|
{
|
|
hSlot = HKEY_LOCAL_MACHINE;
|
|
key += 19;
|
|
}
|
|
else if ( !strncmp( key, "HKEY_CURRENT_USER", 17 ) )
|
|
{
|
|
hSlot = HKEY_CURRENT_USER;
|
|
key += 18;
|
|
}
|
|
|
|
if ( !Sys_SplitRegistryKey( key,key0,256,key1,256 ) )
|
|
return false;
|
|
|
|
if ( RegOpenKeyEx( hSlot,key0,NULL,KEY_READ,&hKey )!=ERROR_SUCCESS )
|
|
return false;
|
|
|
|
unsigned long len=valueLen;
|
|
if ( RegQueryValueEx( hKey,key1,NULL,NULL,( UCHAR* )value,&len )!=ERROR_SUCCESS )
|
|
{
|
|
RegCloseKey( hKey );
|
|
return false;
|
|
}
|
|
|
|
// success
|
|
RegCloseKey( hKey );
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SetRegistryInteger
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_SetRegistryInteger( const CHAR *keyName, int value )
|
|
{
|
|
HKEY hKey;
|
|
CHAR key0[256];
|
|
CHAR key1[256];
|
|
CHAR keyBuff[256];
|
|
CHAR *key;
|
|
|
|
strcpy_s( keyBuff, sizeof( keyBuff ), g_szRegistryPrefix );
|
|
strcat_s( keyBuff, sizeof( keyBuff ), keyName );
|
|
key = keyBuff;
|
|
|
|
HKEY hSlot = HKEY_CURRENT_USER;
|
|
if ( !strncmp( key, "HKEY_LOCAL_MACHINE", 18 ) )
|
|
{
|
|
hSlot = HKEY_LOCAL_MACHINE;
|
|
key += 19;
|
|
}
|
|
else if ( !strncmp( key, "HKEY_CURRENT_USER", 17 ) )
|
|
{
|
|
hSlot = HKEY_CURRENT_USER;
|
|
key += 18;
|
|
}
|
|
|
|
if ( !Sys_SplitRegistryKey( key,key0,256,key1,256 ) )
|
|
return false;
|
|
|
|
if ( RegCreateKeyEx( hSlot, key0, NULL, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL )!=ERROR_SUCCESS )
|
|
return false;
|
|
|
|
if ( RegSetValueEx( hKey, key1, NULL, REG_DWORD, ( UCHAR* )&value, 4 )!=ERROR_SUCCESS )
|
|
{
|
|
RegCloseKey( hKey );
|
|
return false;
|
|
}
|
|
|
|
// success
|
|
RegCloseKey( hKey );
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_GetRegistryInteger
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_GetRegistryInteger( const CHAR *keyName, int defValue, int &value )
|
|
{
|
|
HKEY hKey;
|
|
CHAR key0[256];
|
|
CHAR key1[256];
|
|
CHAR keyBuff[256];
|
|
CHAR *key;
|
|
|
|
strcpy_s( keyBuff, sizeof( keyBuff ), g_szRegistryPrefix );
|
|
strcat_s( keyBuff, sizeof( keyBuff ), keyName );
|
|
key = keyBuff;
|
|
|
|
value = defValue;
|
|
|
|
HKEY hSlot = HKEY_CURRENT_USER;
|
|
if ( !strncmp( key, "HKEY_LOCAL_MACHINE", 18 ) )
|
|
{
|
|
hSlot = HKEY_LOCAL_MACHINE;
|
|
key += 19;
|
|
}
|
|
else if ( !strncmp( key, "HKEY_CURRENT_USER", 17 ) )
|
|
{
|
|
hSlot = HKEY_CURRENT_USER;
|
|
key += 18;
|
|
}
|
|
|
|
if ( !Sys_SplitRegistryKey( key, key0, 256, key1, 256 ) )
|
|
return false;
|
|
|
|
if ( RegOpenKeyEx( hSlot, key0, NULL, KEY_READ, &hKey ) != ERROR_SUCCESS )
|
|
return false;
|
|
|
|
unsigned long len=4;
|
|
if ( RegQueryValueEx( hKey, key1, NULL, NULL, ( UCHAR* )&value, &len ) != ERROR_SUCCESS )
|
|
{
|
|
RegCloseKey( hKey );
|
|
return false;
|
|
}
|
|
|
|
// success
|
|
RegCloseKey( hKey );
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_MessageBox
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_MessageBox( const CHAR* title, const CHAR* format, ... )
|
|
{
|
|
CHAR msg[2048];
|
|
va_list argptr;
|
|
|
|
va_start( argptr, format );
|
|
vsprintf_s( msg, sizeof( msg ), format, argptr );
|
|
va_end( argptr );
|
|
|
|
MessageBox( NULL, msg, title, MB_OK|MB_TASKMODAL|MB_TOPMOST );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_CopyString
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
CHAR* Sys_CopyString( const CHAR* str )
|
|
{
|
|
int len = (int)strlen( str );
|
|
CHAR *ptr = ( CHAR* )Sys_Alloc( len+1 );
|
|
memcpy( ptr,str,len+1 );
|
|
|
|
return ( ptr );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_Alloc
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void* Sys_Alloc( int size )
|
|
{
|
|
int* ptr;
|
|
|
|
if ( !size )
|
|
{
|
|
Sys_Error( "Sys_Alloc(): zero size" );
|
|
}
|
|
|
|
size = AlignValue( size, 4 );
|
|
|
|
// allocate fixed zero init block
|
|
ptr = ( int* )malloc( size );
|
|
if ( !ptr )
|
|
{
|
|
Sys_Error( "Sys_Alloc(): %d bytes not available",size );
|
|
}
|
|
|
|
V_memset( ptr, 0, size );
|
|
|
|
return ptr;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_Free
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_Free( void* ptr )
|
|
{
|
|
if ( !ptr )
|
|
{
|
|
// already freed - easier for me, not really an error
|
|
return;
|
|
}
|
|
|
|
free( ptr );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_Error
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_Error( const CHAR* format, ... )
|
|
{
|
|
va_list argptr;
|
|
CHAR msg[MAX_SYSPRINTMSG];
|
|
|
|
va_start( argptr, format );
|
|
vsprintf_s( msg, sizeof( msg ), format, argptr );
|
|
va_end( argptr );
|
|
|
|
MessageBox( NULL, msg, "FATAL ERROR", MB_OK|MB_ICONHAND );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_LoadFile
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
int Sys_LoadFile( const CHAR* filename, void** bufferptr, bool bText )
|
|
{
|
|
int handle;
|
|
long length;
|
|
CHAR* buffer;
|
|
|
|
*bufferptr = NULL;
|
|
|
|
if ( !Sys_Exists( filename ) )
|
|
{
|
|
return ( -1 );
|
|
}
|
|
|
|
int openFlags = bText ? _O_TEXT : _O_BINARY;
|
|
_sopen_s( &handle, filename, _O_RDONLY|openFlags, _SH_DENYWR, _S_IREAD );
|
|
if ( handle == -1 )
|
|
{
|
|
char szError[MAX_PATH];
|
|
strerror_s( szError, sizeof( szError ), errno );
|
|
Sys_Error( "Sys_LoadFile(): Error opening %s: %s", filename, szError );
|
|
}
|
|
|
|
// allocate a buffer with an auto null terminator
|
|
length = Sys_FileLength( handle );
|
|
buffer = ( CHAR* )Sys_Alloc( length+1 );
|
|
|
|
int numBytesRead = _read( handle, buffer, length );
|
|
_close( handle );
|
|
|
|
if ( bText )
|
|
{
|
|
length = numBytesRead;
|
|
}
|
|
else if ( length != numBytesRead )
|
|
{
|
|
Sys_Error( "Sys_LoadFile(): read failure" );
|
|
}
|
|
|
|
// for parsing
|
|
buffer[length] = '\0';
|
|
|
|
*bufferptr = ( void* )buffer;
|
|
|
|
return ( length );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SaveFile
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
bool Sys_SaveFile( const CHAR* filename, void* buffer, long count, bool bText )
|
|
{
|
|
int handle;
|
|
int status;
|
|
|
|
int openFlags = bText ? _O_TEXT : _O_BINARY;
|
|
_sopen_s( &handle, filename, _O_RDWR|_O_CREAT|_O_TRUNC|openFlags, _SH_DENYNO, _S_IREAD|_S_IWRITE );
|
|
if ( handle == -1 )
|
|
{
|
|
char szError[MAX_PATH];
|
|
strerror_s( szError, sizeof( szError ), errno );
|
|
Sys_Error( "Sys_SaveFile(): Error opening %s: %s", filename, szError );
|
|
return false;
|
|
}
|
|
|
|
status = _write( handle, buffer, count );
|
|
if ( status != count )
|
|
{
|
|
Sys_Error( "Sys_SaveFile(): write failure %d, errno=%d", status, errno );
|
|
return false;
|
|
}
|
|
|
|
_close( handle );
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_FileLength
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
long Sys_FileLength( const CHAR* filename, bool bText )
|
|
{
|
|
long length;
|
|
|
|
if ( filename )
|
|
{
|
|
int handle;
|
|
int openFlags = bText ? _O_TEXT : _O_BINARY;
|
|
_sopen_s( &handle, filename, _O_RDONLY|openFlags, _SH_DENYWR, _S_IREAD );
|
|
if ( handle == -1 )
|
|
{
|
|
// file does not exist
|
|
return -1;
|
|
}
|
|
|
|
length = _lseek( handle, 0, SEEK_END );
|
|
_close( handle );
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
return length;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_FileLength
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
long Sys_FileLength( int handle )
|
|
{
|
|
long pos;
|
|
long length;
|
|
|
|
if ( handle != -1 )
|
|
{
|
|
pos = _lseek( handle, 0, SEEK_CUR );
|
|
length = _lseek( handle, 0, SEEK_END );
|
|
_lseek( handle, pos, SEEK_SET );
|
|
}
|
|
else
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
return length;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_NormalizePath
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_NormalizePath( CHAR* path, bool forceToLower )
|
|
{
|
|
int i;
|
|
int srclen;
|
|
|
|
srclen = (int)strlen( path );
|
|
for ( i=0; i<srclen; i++ )
|
|
{
|
|
if ( path[i] == '/' )
|
|
path[i] = '\\';
|
|
else if ( forceToLower && ( path[i] >= 'A' && path[i] <= 'Z' ) )
|
|
path[i] = path[i] - 'A' + 'a';
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_AddFileSeperator
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_AddFileSeperator( CHAR* path, int pathLen )
|
|
{
|
|
int srclen;
|
|
|
|
if ( !path[0] )
|
|
{
|
|
strcpy_s( path, pathLen, ".\\" );
|
|
return;
|
|
}
|
|
|
|
srclen = (int)strlen( path );
|
|
if ( path[srclen-1] == '\\' )
|
|
{
|
|
return;
|
|
}
|
|
|
|
strcat_s( path, pathLen, "\\" );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_StripFilename
|
|
//
|
|
// Removes filename from path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_StripFilename( const CHAR* inpath, CHAR* outpath, int outPathLen )
|
|
{
|
|
int length;
|
|
|
|
strcpy_s( outpath, outPathLen, inpath );
|
|
|
|
length = (int)strlen( outpath )-1;
|
|
while ( ( length > 0 ) && ( outpath[length] != '\\' ) && ( outpath[length] != '/' ) && ( outpath[length] != ':' ) )
|
|
length--;
|
|
|
|
// leave possible seperator
|
|
if ( !length )
|
|
outpath[0] = '\0';
|
|
else
|
|
outpath[length+1] = '\0';
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_StripExtension
|
|
//
|
|
// Removes extension from path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_StripExtension( const CHAR* inpath, CHAR* outpath, int outPathLen )
|
|
{
|
|
int length;
|
|
|
|
strcpy_s( outpath, outPathLen, inpath );
|
|
|
|
length = (int)strlen( outpath )-1;
|
|
while ( length > 0 && outpath[length] != '.' )
|
|
{
|
|
length--;
|
|
}
|
|
|
|
if ( length && outpath[length] == '.' )
|
|
{
|
|
outpath[length] = '\0';
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_StripPath
|
|
//
|
|
// Removes path from full path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_StripPath( const CHAR* inpath, CHAR* outpath, int outPathLen )
|
|
{
|
|
const CHAR* src;
|
|
|
|
src = inpath + strlen( inpath );
|
|
while ( ( src != inpath ) && ( *( src-1 ) != '\\' ) && ( *( src-1 ) != '/' ) && ( *( src-1 ) != ':' ) )
|
|
{
|
|
src--;
|
|
}
|
|
|
|
strcpy_s( outpath, outPathLen, src );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_GetExtension
|
|
//
|
|
// Gets any extension from the full path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_GetExtension( const CHAR* inpath, CHAR* outpath, int outPathLen )
|
|
{
|
|
const CHAR* src;
|
|
|
|
src = inpath + strlen( inpath ) - 1;
|
|
|
|
// back up until a . or the start
|
|
while ( src != inpath && *( src-1 ) != '.' )
|
|
{
|
|
src--;
|
|
}
|
|
|
|
if ( src == inpath )
|
|
{
|
|
*outpath = '\0'; // no extension
|
|
return;
|
|
}
|
|
|
|
strcpy_s( outpath, outPathLen, src );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_AddExtension
|
|
//
|
|
// Adds extension to end of path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_AddExtension( const CHAR* extension, CHAR* outpath, int outPathLen )
|
|
{
|
|
CHAR* src;
|
|
|
|
if ( outpath[0] )
|
|
{
|
|
src = outpath + strlen( outpath ) - 1;
|
|
while ( ( src != outpath ) && ( *src != '\\' ) && ( *src != '/' ) )
|
|
{
|
|
if ( *src == '.' )
|
|
return;
|
|
src--;
|
|
}
|
|
}
|
|
|
|
strcat_s( outpath, outPathLen, extension );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_TempFilename
|
|
//
|
|
// Make a temporary filename at specified path.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_TempFilename( CHAR* temppath, int tempPathLen )
|
|
{
|
|
CHAR* ptr;
|
|
|
|
ptr = _tempnam( "c:\\", "tmp" );
|
|
strcpy_s( temppath, tempPathLen, ptr );
|
|
free( ptr );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_Exists
|
|
//
|
|
// Returns TRUE if file exists.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_Exists( const CHAR* filename )
|
|
{
|
|
FILE* test;
|
|
|
|
fopen_s( &test, filename, "rb" );
|
|
if ( test == NULL )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
fclose( test );
|
|
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SkipWhitespace
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
CHAR* Sys_SkipWhitespace( CHAR *data, BOOL *hasNewLines, int* numlines )
|
|
{
|
|
int c;
|
|
|
|
while( ( c = *data ) <= ' ' )
|
|
{
|
|
if ( c == '\n' )
|
|
{
|
|
if ( numlines )
|
|
( *numlines )++;
|
|
|
|
if ( hasNewLines )
|
|
*hasNewLines = true;
|
|
}
|
|
else if ( !c )
|
|
return ( NULL );
|
|
|
|
data++;
|
|
}
|
|
|
|
return ( data );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_GetToken
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
CHAR* Sys_GetToken( CHAR** dataptr, BOOL allowLineBreaks, int* numlines )
|
|
{
|
|
CHAR c;
|
|
int len;
|
|
BOOL hasNewLines;
|
|
CHAR* data;
|
|
static CHAR token[MAX_SYSTOKENCHARS];
|
|
|
|
if ( numlines )
|
|
*numlines = 0;
|
|
|
|
c = 0;
|
|
data = *dataptr;
|
|
len = 0;
|
|
token[0] = 0;
|
|
hasNewLines = false;
|
|
|
|
// make sure incoming data is valid
|
|
if ( !data )
|
|
{
|
|
*dataptr = NULL;
|
|
return ( token );
|
|
}
|
|
|
|
for ( ;; )
|
|
{
|
|
// skip whitespace
|
|
data = Sys_SkipWhitespace( data,&hasNewLines,numlines );
|
|
if ( !data )
|
|
{
|
|
*dataptr = NULL;
|
|
return ( token );
|
|
}
|
|
|
|
if ( hasNewLines && !allowLineBreaks )
|
|
{
|
|
*dataptr = data;
|
|
return ( token );
|
|
}
|
|
|
|
c = *data;
|
|
|
|
// skip double slash comments
|
|
if ( c == '/' && data[1] == '/' )
|
|
{
|
|
data += 2;
|
|
while ( *data && *data != '\n' )
|
|
data++;
|
|
}
|
|
// skip /* */ comments
|
|
else if ( c =='/' && data[1] == '*' )
|
|
{
|
|
data += 2;
|
|
while ( *data && ( *data != '*' || data[1] != '/' ) )
|
|
data++;
|
|
|
|
if ( *data )
|
|
data += 2;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
// handle quoted strings
|
|
if ( c == '\"' )
|
|
{
|
|
data++;
|
|
for ( ;; )
|
|
{
|
|
c = *data++;
|
|
if ( c == '\"' || !c )
|
|
{
|
|
token[len] = 0;
|
|
*dataptr = ( CHAR* )data;
|
|
return ( token );
|
|
}
|
|
if ( len < MAX_SYSTOKENCHARS )
|
|
token[len++] = c;
|
|
}
|
|
}
|
|
|
|
// parse a regular word
|
|
do
|
|
{
|
|
if ( len < MAX_SYSTOKENCHARS )
|
|
token[len++] = c;
|
|
|
|
data++;
|
|
c = *data;
|
|
if ( c == '\n' && numlines )
|
|
( *numlines )++;
|
|
} while ( c > ' ' );
|
|
|
|
if ( len >= MAX_SYSTOKENCHARS )
|
|
len = 0;
|
|
|
|
token[len] = '\0';
|
|
*dataptr = ( CHAR* ) data;
|
|
|
|
return ( token );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SkipBracedSection
|
|
//
|
|
// The next token should be an open brace.
|
|
// Skips until a matching close brace is found.
|
|
// Internal brace depths are properly skipped.
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_SkipBracedSection( CHAR** dataptr, int* numlines )
|
|
{
|
|
CHAR* token;
|
|
int depth;
|
|
|
|
depth = 0;
|
|
do
|
|
{
|
|
token = Sys_GetToken( dataptr, true, numlines );
|
|
if ( token[1] == '\0' )
|
|
{
|
|
if ( token[0] == '{' )
|
|
depth++;
|
|
else if ( token[0] == '}' )
|
|
depth--;
|
|
}
|
|
}
|
|
while( depth && *dataptr );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_SkipRestOfLine
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_SkipRestOfLine( CHAR** dataptr, int* numlines )
|
|
{
|
|
CHAR* p;
|
|
int c;
|
|
|
|
p = *dataptr;
|
|
while ( ( c = *p++ ) != '\0' )
|
|
{
|
|
if ( c == '\n' )
|
|
{
|
|
if ( numlines )
|
|
( *numlines )++;
|
|
break;
|
|
}
|
|
}
|
|
*dataptr = p;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_FileTime
|
|
//
|
|
// Returns a file's last write time
|
|
//-----------------------------------------------------------------------------
|
|
BOOL Sys_FileTime( CHAR* filename, FILETIME* time )
|
|
{
|
|
HANDLE hFile;
|
|
|
|
hFile = CreateFile(
|
|
filename,
|
|
GENERIC_READ,
|
|
FILE_SHARE_READ,
|
|
NULL,
|
|
OPEN_EXISTING,
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
NULL );
|
|
|
|
if ( hFile == INVALID_HANDLE_VALUE )
|
|
return ( false );
|
|
|
|
// Retrieve the file times for the file.
|
|
if ( !GetFileTime( hFile, NULL, NULL, time ) )
|
|
{
|
|
CloseHandle( hFile );
|
|
return ( false );
|
|
}
|
|
|
|
CloseHandle( hFile );
|
|
return ( true );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_GetSystemTime
|
|
//
|
|
// Current time marker in milliseconds
|
|
//-----------------------------------------------------------------------------
|
|
DWORD Sys_GetSystemTime( void )
|
|
{
|
|
LARGE_INTEGER qwTime;
|
|
LARGE_INTEGER qwTicksPerSec;
|
|
float msecsPerTick;
|
|
|
|
// Get the frequency of the timer
|
|
QueryPerformanceFrequency( &qwTicksPerSec );
|
|
msecsPerTick = 1000.0f/( FLOAT )qwTicksPerSec.QuadPart;
|
|
|
|
QueryPerformanceCounter( &qwTime );
|
|
return ( ( DWORD )( msecsPerTick * ( FLOAT )qwTime.QuadPart ) );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_ColorScale
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
COLORREF Sys_ColorScale( COLORREF color, float scale )
|
|
{
|
|
int r;
|
|
int g;
|
|
int b;
|
|
|
|
r = color & 0xFF;
|
|
g = ( color >> 8 ) & 0xFF;
|
|
b = ( color >> 16 ) & 0xFF;
|
|
|
|
r = ( int )( ( float )r * scale );
|
|
g = ( int )( ( float )g * scale );
|
|
b = ( int )( ( float )b * scale );
|
|
|
|
if ( r > 255 )
|
|
r = 255;
|
|
if ( g > 255 )
|
|
g = 255;
|
|
if ( b > 255 )
|
|
b = 255;
|
|
|
|
color = RGB( r, g, b );
|
|
return ( color );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_IsWildcardMatch
|
|
//
|
|
// See if a string matches a wildcard specification that uses * or ?
|
|
//-----------------------------------------------------------------------------
|
|
bool Sys_IsWildcardMatch( const CHAR *wildcardString, const CHAR *stringToCheck, bool caseSensitive )
|
|
{
|
|
CHAR wcChar;
|
|
CHAR strChar;
|
|
|
|
if ( !_stricmp( wildcardString, "*.*" ) || !_stricmp( wildcardString, "*" ) )
|
|
{
|
|
// matches everything
|
|
return true;
|
|
}
|
|
|
|
// use the starMatchesZero variable to determine whether an asterisk
|
|
// matches zero or more characters ( TRUE ) or one or more characters
|
|
// ( FALSE )
|
|
bool starMatchesZero = true;
|
|
|
|
for ( ;; )
|
|
{
|
|
strChar = *stringToCheck;
|
|
if ( !strChar )
|
|
{
|
|
break;
|
|
}
|
|
|
|
wcChar = *wildcardString;
|
|
if ( !wcChar )
|
|
{
|
|
break;
|
|
}
|
|
|
|
// we only want to advance the pointers if we successfully assigned
|
|
// both of our char variables, so we'll do it here rather than in the
|
|
// loop condition itself
|
|
*stringToCheck++;
|
|
*wildcardString++;
|
|
|
|
// if this isn't a case-sensitive match, make both chars uppercase
|
|
// ( thanks to David John Fielder ( Konan ) at http://innuendo.ev.ca
|
|
// for pointing out an error here in the original code )
|
|
if ( !caseSensitive )
|
|
{
|
|
wcChar = (CHAR)toupper( wcChar );
|
|
strChar = (CHAR)toupper( strChar );
|
|
}
|
|
|
|
// check the wcChar against our wildcard list
|
|
switch ( wcChar )
|
|
{
|
|
// an asterisk matches zero or more characters
|
|
case '*' :
|
|
// do a recursive call against the rest of the string,
|
|
// until we've either found a match or the string has
|
|
// ended
|
|
if ( starMatchesZero )
|
|
*stringToCheck--;
|
|
|
|
while ( *stringToCheck )
|
|
{
|
|
if ( Sys_IsWildcardMatch( wildcardString, stringToCheck++, caseSensitive ) )
|
|
return true;
|
|
}
|
|
|
|
break;
|
|
|
|
// a question mark matches any single character
|
|
case '?' :
|
|
break;
|
|
|
|
// if we fell through, we want an exact match
|
|
default :
|
|
if ( wcChar != strChar )
|
|
return false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// if we have any asterisks left at the end of the wildcard string, we can
|
|
// advance past them if starMatchesZero is TRUE ( so "blah*" will match "blah" )
|
|
while ( ( *wildcardString ) && ( starMatchesZero ) )
|
|
{
|
|
if ( *wildcardString == '*' )
|
|
wildcardString++;
|
|
else
|
|
break;
|
|
}
|
|
|
|
// if we got to the end but there's still stuff left in either of our strings,
|
|
// return false; otherwise, we have a match
|
|
if ( ( *stringToCheck ) || ( *wildcardString ) )
|
|
return false;
|
|
else
|
|
return true;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_NumberToCommaString
|
|
//
|
|
// Add commas to number
|
|
//-----------------------------------------------------------------------------
|
|
char *Sys_NumberToCommaString( __int64 number, char *buffer, int bufferSize )
|
|
{
|
|
char temp[256];
|
|
char temp2[256];
|
|
int inLen;
|
|
char *inPtr;
|
|
char *outPtr;
|
|
int i;
|
|
|
|
sprintf_s( temp, sizeof( temp ), "%I64d", number );
|
|
|
|
// build string backwards
|
|
inLen = (int)strlen( temp );
|
|
inPtr = temp+inLen-1;
|
|
outPtr = temp2;
|
|
while ( inLen > 0 )
|
|
{
|
|
for ( i=0; i<3 && inLen > 0; i++, inLen-- )
|
|
{
|
|
*outPtr++ = *inPtr--;
|
|
}
|
|
if ( inLen > 0 )
|
|
*outPtr++ = ',';
|
|
}
|
|
*outPtr++ = '\0';
|
|
|
|
// reverse string
|
|
inLen = (int)strlen( temp2 );
|
|
inPtr = temp2;
|
|
outPtr = temp;
|
|
for ( i=inLen-1; i>=0; i-- )
|
|
{
|
|
*outPtr++ = inPtr[i];
|
|
}
|
|
*outPtr++ = '\0';
|
|
|
|
_snprintf_s( buffer, bufferSize, _TRUNCATE, temp );
|
|
|
|
return buffer;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Sys_CreatePath
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
void Sys_CreatePath( const char* pInPath )
|
|
{
|
|
char* ptr;
|
|
char dirPath[MAX_PATH];
|
|
|
|
// prime and skip to first seperator
|
|
strcpy_s( dirPath, sizeof( dirPath ), pInPath );
|
|
|
|
if ( dirPath[0] == '\\' && dirPath[1] == '\\' )
|
|
{
|
|
ptr = strchr( dirPath+1, '\\' );
|
|
}
|
|
else
|
|
{
|
|
ptr = strchr( dirPath, '\\' );
|
|
}
|
|
|
|
while ( ptr )
|
|
{
|
|
ptr = strchr( ptr+1, '\\' );
|
|
if ( ptr )
|
|
{
|
|
*ptr = '\0';
|
|
CreateDirectory( dirPath, NULL );
|
|
*ptr = '\\';
|
|
}
|
|
}
|
|
}
|
|
|