/// file, or on a remote machine.
class MemoryObject {
public:
- /// Constructor - Override as necessary.
- MemoryObject() {
+ /// Destructor - Override as necessary.
+ ~MemoryObject() {
}
/// getBase - Returns the lowest valid address in the region.
///
/// @result - The lowest valid address.
- virtual uint64_t getBase() const = 0;
+ virtual uintptr_t getBase() const = 0;
/// getExtent - Returns the size of the region in bytes. (The region is
/// contiguous, so the highest valid address of the region
/// is getBase() + getExtent() - 1).
///
/// @result - The size of the region.
- virtual uint64_t getExtent() const = 0;
+ virtual uintptr_t getExtent() const = 0;
/// readByte - Tries to read a single byte from the region.
///
/// @param ptr - A pointer to a byte to be filled in. Must be non-NULL.
/// @result - 0 if successful; -1 if not. Failure may be due to a
/// bounds violation or an implementation-specific error.
- virtual int readByte(uint64_t address, uint8_t* ptr) const = 0;
+ virtual int readByte(uintptr_t address, uint8_t* ptr) const = 0;
/// readByte - Tries to read a contiguous range of bytes from the
/// region, up to the end of the region.
/// @param size - The maximum number of bytes to copy.
/// @param buf - A pointer to a buffer to be filled in. Must be non-NULL
/// and large enough to hold size bytes.
- /// @result - The number of bytes copied if successful; (uint64_t)-1
+ /// @result - The number of bytes copied if successful; (uintptr_t)-1
/// if not.
/// Failure may be due to a bounds violation or an
/// implementation-specific error.
- virtual uint64_t readBytes(uint64_t address,
- uint64_t size,
- uint8_t* buf) const {
- uint64_t current = address;
- uint64_t limit = getBase() + getExtent();
- uint64_t ret = 0;
+ virtual uintptr_t readBytes(uintptr_t address,
+ uintptr_t size,
+ uint8_t* buf) const {
+ uintptr_t current = address;
+ uintptr_t limit = getBase() + getExtent();
while(current - address < size && current < limit) {
if(readByte(current, &buf[(current - address)]))
- return (uint64_t)-1;
+ return (uintptr_t)-1;
- ret++;
+ current++;
}
- return ret;
+ return current - address;
}
};