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#ifdef GCC
#include <string.h>
#include <stdlib.h>
#else
extern "C"
{
#include <string.h>
#include <stdlib.h>
}
#endif
#define DYNARRAY__H <amulet/dynarray.h>
#include DYNARRAY__H
#ifdef NEED_MEMMOVE
void memmove (char* dest, const char* src, int length)
{
char *data = MemAllocPtr(data_memory,length,0);
memcpy(data, src, length);
memcpy(dest, data, length);
MemFreePtr(data);
}
#endif
// Set the memory pool for the copies of dynarray_objects to 0
MEM_POOL DynArray::dynarray_objects = 0;
MEM_POOL DynArray::dynarray_4byte_memory = 0;
DynArray::DynArray(unsigned in_elem_size) :
elem_size(in_elem_size),
data_size(1),
length(0)
{
// do we allready have our 4byte pool?
if(dynarray_4byte_memory == 0)
{
dynarray_4byte_memory = MemPoolInitFS(4,200,MEM_POOL_DEFAULT);
dbgMemPoolSetName(dynarray_4byte_memory,"DynArray 4 ByteObjects");
}
// is this a 4 byte object?
if(elem_size == 4)
{
// if so use the existing pool
data_memory = dynarray_4byte_memory;
}
else
{
// else create a pool
data_memory = MemPoolInitFS(elem_size, 10, 0);
dbgMemPoolSetName(data_memory,"DynArray Objects Pool");
}
data = static_cast<char*>(MemAllocFS(data_memory));
}
char* DynArray::Get(unsigned i)
{
if(i < length)
{
return(&data[i*elem_size]);
}
else
{
return(static_cast<char*>(0));
}
}
void DynArray::Set(unsigned i, char *value)
{
if(i < length)
{
memcpy(&data[i*elem_size], value, elem_size);
}
}
void DynArray::Insert(unsigned i, char *value)
{
if(i <= length)
{
if(length == data_size)
{
data_size *= 2;
data = static_cast<char*>(MemReAllocPtr(data, data_size * elem_size, MEM_RESIZEABLE));
}
else
{
#ifdef __SUNPRO_CC
memmove(static_cast<void*>(&data[(i+1)*elem_size]), static_cast<void*>(&data[i*elem_size]),(length-i)*elem_size);
#else
memmove(&data[(i+1)*elem_size], &data[i*elem_size],(length-i)*elem_size);
#endif
}
// copy the value to the array
memcpy(&data[i*elem_size], value, elem_size);
length++;
}
}
void DynArray::Delete(unsigned i)
{
if (i < length)
{
length--;
if(length < (unsigned)(data_size / 3))
{
data_size /= 2;
char* new_data;
new_data = static_cast<char*>(MemAllocPtr(data_memory, data_size * elem_size, 0));
memcpy(new_data, data, i*elem_size);
memcpy(&new_data[i*elem_size], &data[(i+1)*elem_size], (length-i)*elem_size);
MemFreePtr(data);
data = new_data;
}
else
{
#ifdef __SUNPRO_CC
memmove(static_cast<void*>(&data[i*elem_size]), static_cast<void*>(&data[(i+1)*elem_size]),(length-i)*elem_size);
#else
memmove(&data[i*elem_size], &data[(i+1)*elem_size],(length-i)*elem_size);
#endif
}
}
}
void DynArray::Add (char* value)
{
if(length == data_size)
{
data_size *= 2;
data = static_cast<char*>(MemReAllocPtr(data, data_size * elem_size, MEM_RESIZEABLE));
}
// copy the data to the array
memcpy(&data[length*elem_size], value, elem_size);
length++;
}
DynArray* DynArray::Copy()
{
if(dynarray_objects == 0)
{
dynarray_objects = MemPoolInitFS(sizeof(DynArray),10,MEM_POOL_DEFAULT);
dbgMemPoolSetName(data_memory,"DynArray Copy-Objecs");
}
DynArray *new_array = DEBUG_NEW1 (dynarray_objects) DynArray(elem_size);
new_array->length = length;
new_array->data_size = data_size;
new_array->data = static_cast<char*>(MemReAllocPtr(new_array->data, data_size*elem_size, MEM_RESIZEABLE));
memcpy(new_array->data, data, length*elem_size);
return(new_array);
}
void DynArray::Destroy()
{
// only if we have an own pool we can free it
if(elem_size != 4)
{
MemPoolFree(data_memory);
}
else
{
// otherwise only free the memory
MemFreePtr(data);
}
data = static_cast<char*>(0);
}
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