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[Mammoth] Add the ability to duplicate an owned memory region.

This commit is contained in:
Drew Galbraith 2024-01-11 18:29:45 -08:00
parent be392252a4
commit e7cc98a20c
2 changed files with 5 additions and 0 deletions
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4
lib/mammoth/util/memory_region.cpp
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@ -71,4 +71,8 @@ z_cap_t OwnedMemoryRegion::DuplicateCap() {
return cap; return cap;
} }
OwnedMemoryRegion OwnedMemoryRegion::Duplicate() {
return OwnedMemoryRegion::FromCapability(DuplicateCap());
}
} // namespace mmth } // namespace mmth

1
lib/mammoth/util/memory_region.h
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@ -30,6 +30,7 @@ class OwnedMemoryRegion {
z_cap_t cap() const { return vmmo_cap_; } z_cap_t cap() const { return vmmo_cap_; }
z_cap_t DuplicateCap(); z_cap_t DuplicateCap();
OwnedMemoryRegion Duplicate();
bool empty() const { return vmmo_cap_ == 0; } bool empty() const { return vmmo_cap_ == 0; }
explicit operator bool() const { return vmmo_cap_ != 0; } explicit operator bool() const { return vmmo_cap_ != 0; }