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pi_mem.c File Reference

#include "PI_Basic.h"
#include "PI_Mem.h"
#include "PI_Mach.h"
#include <string.h>

Go to the source code of this file.

Functions

Ptr SmartNewPtr (Size byteCount, OSErr *resultCode)
Ptr SmartNewPtrClear (Size byteCount, OSErr *resultCode)
Ptr DisposeIfPtr (Ptr thePtr)
void LH_mallocInit ()
void * LH_malloc (long a)
void LH_free (void *a)
void SetMem (void *bytePtr, size_t numBytes, unsigned char byteValue)
void BlockMove (const void *srcPtr, void *destPtr, Size byteCount)

Function Documentation

void BlockMove (  const void *  srcPtr,
void *  destPtr,
Size  byteCount
) 
 

Definition at line 337 of file lh_open/pi_mem.c. 

00340 {
00341         memmove(destPtr, srcPtr, byteCount);
00342 }

Ptr DisposeIfPtr (  Ptr  thePtr  ) 
 

Definition at line 99 of file lh_open/pi_mem.c. 

00100 {
00101         if (thePtr)
00102         {
00103                 LH_free(thePtr);
00104         }
00105         return NULL;
00106 }

void LH_free (  void *  a  ) 
 

Definition at line 276 of file lh_open/pi_mem.c. 

00277 {
00278 #ifdef __MWERKS__
00279         DisposePtr((Ptr)a);
00280 #else
00281         free(a);
00282 #endif  
00283 
00284 }

void* LH_malloc (  long  a  ) 
 

Definition at line 254 of file lh_open/pi_mem.c. 

00255 {
00256 #ifdef __MWERKS__
00257         return NewPtr(a);
00258 #else
00259         return malloc(a);
00260 #endif  
00261 
00262 }

void LH_mallocInit (   ) 
 

Definition at line 238 of file lh_open/pi_mem.c. 

00239 {
00240 }

void SetMem (  void *  bytePtr,
size_t  numBytes,
unsigned char  byteValue
) 
 

Ptr SmartNewPtr (  Size  byteCount,
OSErr *  resultCode
) 
 

Definition at line 47 of file lh_open/pi_mem.c. 

00049 {
00050         Ptr aPtr;
00051         aPtr = (Ptr)LH_malloc(byteCount);
00052         if (aPtr == 0)
00053                 *resultCode = notEnoughMemoryErr;
00054         else
00055                 *resultCode = 0;
00056         return aPtr;
00057 }

Ptr SmartNewPtrClear (  Size  byteCount,
OSErr *  resultCode
) 
 

Definition at line 72 of file lh_open/pi_mem.c. 

00074 {
00075         Ptr ptr = NULL;
00076 
00077         ptr = SmartNewPtr(byteCount, resultCode);
00078 
00079         if (ptr != NULL)
00080         {
00081                 memset( ptr, 0, byteCount );
00082         }
00083         return ptr;
00084 
00085 }

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