Dogcows Code - chaz/thecheat/blob - CheaterTypes.m

   1
   2 /*
   3  * The Cheat - The legendary universal game trainer for Mac OS X.
   4  * http://www.brokenzipper.com/trac/wiki/TheCheat
   5  *
   6  * Copyright (c) 2003-2011, Charles McGarvey et al.
   7  *
   8  * Distributable under the terms and conditions of the 2-clause BSD
   9  * license; see the file COPYING for the legal text of the license.
  10  */
  11
  12
  13 #import "CheaterTypes.h"
  14
  15
  16 TCArray TCMakeArray( unsigned count, unsigned size )
  17 {
  18         TCArray array = (TCArray)malloc( sizeof(struct _TCArray) );
  19
  20         if ( array ) {
  21                 array->_bytes = malloc( count * size );
  22
  23                 if ( array->_bytes ) {
  24                         array->_count = count;
  25                         array->_size = size;
  26                         array->_ownsBytes = YES;
  27                 }
  28                 else {
  29                         free( array );
  30                         return NULL;
  31                 }
  32         }
  33         return array;
  34 }
  35
  36 TCArray TCMakeArrayWithBytes( unsigned count, unsigned size, void *bytes )
  37 {
  38         TCArray array = TCMakeArray( count, size );
  39
  40         if ( array && bytes ) {
  41                 memcpy( array->_bytes, bytes, count * size );
  42         }
  43         return array;
  44 }
  45
  46 void TCReleaseArray( TCArray array )
  47 {
  48         if ( array && array->_ownsBytes ) {
  49                 free( array->_bytes );
  50                 free( array );
  51         }
  52 }
  53
  54
  55 void TCArrayAppendArray( TCArray array, TCArray other )
  56 {
  57         unsigned oldCount = array->_count;
  58         unsigned count = oldCount + other->_count;
  59
  60         if ( array->_size != other->_size ) {
  61                 return;
  62         }
  63
  64         TCArrayResize( array, count );
  65         if ( array->_count == count ) {
  66                 memcpy( array->_bytes + oldCount * array->_size, other->_bytes, other->_count * other->_size );
  67         }
  68 }
  69
  70
  71 NSString *TCStringFromArray( TCArray array )
  72 {
  73         return [NSString stringWithFormat:@"{%p,%u,%u}", array->_bytes, array->_count, array->_size];
  74 }
  75
  76