factor/vm/byte_arrays.hpp

30 lines
710 B
C++
Executable File

namespace factor
{
struct growable_byte_array {
cell count;
gc_root<byte_array> elements;
explicit growable_byte_array(factor_vm *parent,cell capacity = 40) : count(0), elements(parent->allot_byte_array(capacity),parent) { }
void append_bytes(void *elts, cell len);
void append_byte_array(cell elts);
void trim();
};
template<typename Type> byte_array *factor_vm::byte_array_from_value(Type *value)
{
return byte_array_from_values(value,1);
}
template<typename Type> byte_array *factor_vm::byte_array_from_values(Type *values, cell len)
{
cell size = sizeof(Type) * len;
byte_array *data = allot_uninitialized_array<byte_array>(size);
memcpy(data->data<char>(),values,size);
return data;
}
}