#include <sys/cdefs.h>
#include <libkern/c++/OSNumber.h>
#include <libkern/c++/OSString.h>
#include <libkern/c++/OSSerialize.h>
#include <libkern/c++/OSLib.h>
#define sizeMask (~0ULL >> (64 - size))
#define super OSObject
OSDefineMetaClassAndStructors(OSNumber, OSObject)
OSMetaClassDefineReservedUnused(OSNumber, 0);
OSMetaClassDefineReservedUnused(OSNumber, 1);
OSMetaClassDefineReservedUnused(OSNumber, 2);
OSMetaClassDefineReservedUnused(OSNumber, 3);
OSMetaClassDefineReservedUnused(OSNumber, 4);
OSMetaClassDefineReservedUnused(OSNumber, 5);
OSMetaClassDefineReservedUnused(OSNumber, 6);
OSMetaClassDefineReservedUnused(OSNumber, 7);
bool OSNumber::init(unsigned long long inValue, unsigned int newNumberOfBits)
{
if (!super::init())
return false;
if (newNumberOfBits > 64)
return false;
size = newNumberOfBits;
value = (inValue & sizeMask);
return true;
}
bool OSNumber::init(const char *newValue, unsigned int newNumberOfBits)
{
return init((unsigned long long)strtoul(newValue, NULL, 0), newNumberOfBits);
}
void OSNumber::free() { super::free(); }
OSNumber *OSNumber::withNumber(unsigned long long value,
unsigned int newNumberOfBits)
{
OSNumber *me = new OSNumber;
if (me && !me->init(value, newNumberOfBits)) {
me->release();
return 0;
}
return me;
}
OSNumber *OSNumber::withNumber(const char *value, unsigned int newNumberOfBits)
{
OSNumber *me = new OSNumber;
if (me && !me->init(value, newNumberOfBits)) {
me->release();
return 0;
}
return me;
}
unsigned int OSNumber::numberOfBits() const { return size; }
unsigned int OSNumber::numberOfBytes() const { return (size + 7) / 8; }
unsigned char OSNumber::unsigned8BitValue() const
{
return (unsigned char) value;
}
unsigned short OSNumber::unsigned16BitValue() const
{
return (unsigned short) value;
}
unsigned int OSNumber::unsigned32BitValue() const
{
return (unsigned int) value;
}
unsigned long long OSNumber::unsigned64BitValue() const
{
return value;
}
void OSNumber::addValue(signed long long inValue)
{
value = ((value + inValue) & sizeMask);
}
void OSNumber::setValue(unsigned long long inValue)
{
value = (inValue & sizeMask);
}
bool OSNumber::isEqualTo(const OSNumber *integer) const
{
return((value == integer->value));
}
bool OSNumber::isEqualTo(const OSMetaClassBase *obj) const
{
OSNumber * offset;
if ((offset = OSDynamicCast(OSNumber, obj)))
return isEqualTo(offset);
else
return false;
}
bool OSNumber::serialize(OSSerialize *s) const
{
char temp[32];
if (s->previouslySerialized(this)) return true;
snprintf(temp, sizeof(temp), "integer size=\"%d\"", size);
if (!s->addXMLStartTag(this, temp)) return false;
if ((value >> 32)) {
snprintf(temp, sizeof(temp), "0x%lx%08lx", (unsigned long)(value >> 32),
(unsigned long)(value & 0xFFFFFFFF));
} else {
snprintf(temp, sizeof(temp), "0x%lx", (unsigned long)value);
}
if (!s->addString(temp)) return false;
return s->addXMLEndTag("integer");
}