b7d904140e
git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1319 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
#ifndef __OVP_MEMORY_HPP__
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#define __OVP_MEMORY_HPP__
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#include "../Memory.hpp"
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namespace fail {
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/**
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* \class OVPMemoryManager
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* Represents a concrete implemenation of the abstract
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* MemoryManager to provide access to OVP's memory pool.
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*/
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class OVPMemoryManager : public MemoryManager
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{
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public:
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/**
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* Constructs a new MemoryManager object and initializes
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* it's attributes appropriately.
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*/
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OVPMemoryManager() : MemoryManager() { }
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/**
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* Retrieves the size of the available simulated memory.
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* @return the size of the memory pool in bytes
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*/
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size_t getPoolSize() const
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{
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return 0;
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}
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/**
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* Retrieves the starting address of the host memory. This is the
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* first valid address in memory.
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* @return the starting address
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*/
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host_address_t getStartAddr() const
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{
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return (0);
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}
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/**
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* Retrieves the byte at address \a addr in the memory.
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* @param addr The guest address where the byte is located.
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* The address is expected to be valid.
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* @return the byte at \a addr
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*/
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byte_t getByte(guest_address_t addr)
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{
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return (0);
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}
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/**
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* Retrieves \a cnt bytes at address \a addr in the memory.
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* @param addr The guest address where the bytes are located.
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* The address is expected to be valid.
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* @param cnt the number of bytes to be retrieved. \a addr + \a cnt
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* is expected to not exceed the memory limit.
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* @param dest Pointer to destination buffer to copy the data to.
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*/
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void getBytes(guest_address_t addr, size_t cnt, void *dest)
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{
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}
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/**
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* Writes the byte \a data to memory.
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* @param addr The guest address to write.
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* The address is expected to be valid.
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* @param data The new byte to write
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*/
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void setByte(guest_address_t addr, byte_t data)
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{
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}
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/**
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* Copies data to memory.
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* @param addr The guest address to write.
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* The address is expected to be valid.
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* @param cnt The number of bytes to be retrieved. \a addr + \a cnt
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* is expected to not exceed the memory limit.
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* @param src Pointer to data to be copied.
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*/
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void setBytes(guest_address_t addr, size_t cnt, void const *src)
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{
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}
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/**
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* Transforms the guest address \a addr to a host address.
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* @param addr The (logical) guest address to be transformed
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* @return the transformed (host) address or \c ADDR_INV on errors
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*/
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host_address_t guestToHost(guest_address_t addr)
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{
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return (0);
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}
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};
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}
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#endif // __OVP_MEMORY_HPP__
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