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

   1 //
   2 //  CheaterTypes.m
   3 //  The Cheat
   4 //
   5 //  Created by Chaz McGarvey on 12/29/04.
   6 //  Copyright 2004 Chaz McGarvey. All rights reserved.
   7 //
   8
   9 #import "CheaterTypes.h"
  10
  11
  12 TCArray TCMakeArray( unsigned count, unsigned size )
  13 {
  14         TCArray array = (TCArray)malloc( sizeof(struct _TCArray) );
  15
  16         if ( array ) {
  17                 array->_bytes = malloc( count * size );
  18
  19                 if ( array->_bytes ) {
  20                         array->_count = count;
  21                         array->_size = size;
  22                         array->_ownsBytes = YES;
  23                 }
  24                 else {
  25                         free( array );
  26                         return NULL;
  27                 }
  28         }
  29         return array;
  30 }
  31
  32 TCArray TCMakeArrayWithBytes( unsigned count, unsigned size, void *bytes )
  33 {
  34         TCArray array = TCMakeArray( count, size );
  35
  36         if ( array && bytes ) {
  37                 memcpy( array->_bytes, bytes, count * size );
  38         }
  39         return array;
  40 }
  41
  42 void TCReleaseArray( TCArray array )
  43 {
  44         if ( array && array->_ownsBytes ) {
  45                 free( array->_bytes );
  46                 free( array );
  47         }
  48 }
  49
  50
  51 void TCArrayAppendArray( TCArray array, TCArray other )
  52 {
  53         unsigned oldCount = array->_count;
  54         unsigned count = oldCount + other->_count;
  55
  56         if ( array->_size != other->_size ) {
  57                 return;
  58         }
  59
  60         TCArrayResize( array, count );
  61         if ( array->_count == count ) {
  62                 memcpy( array->_bytes + oldCount * array->_size, other->_bytes, other->_count * other->_size );
  63         }
  64 }
  65
  66
  67 NSString *TCStringFromArray( TCArray array )
  68 {
  69         return [NSString stringWithFormat:@"{%p,%u,%u}", array->_bytes, array->_count, array->_size];
  70 }
  71
  72