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Cleanup on process termination

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This commit is contained in:
Maurice Heumann
2022-12-27 13:30:20 +01:00
parent 95120b73ab
commit 4cbbaed72f
12 changed files with 155 additions and 111 deletions
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17
src/driver/hypervisor.hpp
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@ -19,11 +19,13 @@ public:
bool is_enabled() const;
bool install_ept_hook(const void* destination, const void* source, size_t length,
const utils::list<vmx::ept_translation_hint>& hints = {});
bool install_ept_hook(const void* destination, const void* source, size_t length, process_id source_pid,
process_id target_pid, const utils::list<vmx::ept_translation_hint>& hints = {});
bool install_ept_code_watch_point(uint64_t physical_page, bool invalidate = true) const;
bool install_ept_code_watch_points(const uint64_t* physical_pages, size_t count) const;
bool install_ept_code_watch_point(uint64_t physical_page, process_id source_pid, process_id target_pid,
bool invalidate = true) const;
bool install_ept_code_watch_points(const uint64_t* physical_pages, size_t count, process_id source_pid,
process_id target_pid) const;
void disable_all_ept_hooks() const;
@ -31,6 +33,8 @@ public:
static hypervisor* get_instance();
void handle_process_termination(process_id process);
private:
uint32_t vm_state_count_{0};
vmx::state** vm_states_{nullptr};
@ -43,10 +47,7 @@ private:
void allocate_vm_states();
void free_vm_states();
bool try_install_ept_hook_on_core(const void* destination, const void* source, size_t length,
const utils::list<vmx::ept_translation_hint>& hints = {});
void install_ept_hook_on_core(const void* destination, const void* source, size_t length,
const utils::list<vmx::ept_translation_hint>& hints = {});
void invalidate_cores() const;
vmx::state* get_current_vm_state() const;
};