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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
struct MemoryRegion
{
private:
uint32_t m_permissions;
uint64_t m_startAddress;
uint64_t m_endAddress;
uint64_t m_offset;
// The name used for NT_FILE output
char* m_fileName;
public:
MemoryRegion(uint64_t start, uint64_t end) :
m_permissions(PF_R | PF_W | PF_X),
m_startAddress(start),
m_endAddress(end),
m_offset(0),
m_fileName(nullptr)
{
assert((start & ~PAGE_MASK) == 0);
assert((end & ~PAGE_MASK) == 0);
}
MemoryRegion(uint32_t permissions, uint64_t start, uint64_t end, uint64_t offset, char* filename) :
m_permissions(permissions),
m_startAddress(start),
m_endAddress(end),
m_offset(offset),
m_fileName(filename)
{
assert((start & ~PAGE_MASK) == 0);
assert((end & ~PAGE_MASK) == 0);
}
const uint32_t Permissions() const { return m_permissions; }
const uint64_t StartAddress() const { return m_startAddress; }
const uint64_t EndAddress() const { return m_endAddress; }
const uint64_t Size() const { return m_endAddress - m_startAddress; }
const uint64_t Offset() const { return m_offset; }
const char* FileName() const { return m_fileName; }
bool operator<(const MemoryRegion& rhs) const
{
return (m_startAddress < rhs.m_startAddress) && (m_endAddress <= rhs.m_startAddress);
}
bool Contains(const MemoryRegion& rhs) const
{
return (m_startAddress <= rhs.m_startAddress) && (m_endAddress >= rhs.m_endAddress);
}
void Cleanup()
{
if (m_fileName != nullptr)
{
free(m_fileName);
m_fileName = nullptr;
}
}
void Print() const
{
if (m_fileName != nullptr) {
TRACE("%016lx - %016lx (%06ld) %016lx %x %s\n", m_startAddress, m_endAddress, (Size() >> PAGE_SHIFT), m_offset, m_permissions, m_fileName);
}
else {
TRACE("%016lx - %016lx (%06ld) %x\n", m_startAddress, m_endAddress, (Size() >> PAGE_SHIFT), m_permissions);
}
}
};
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