76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
#include "object/process.h"
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#include "debug/debug.h"
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#include "include/zcall.h"
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#include "memory/paging_util.h"
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#include "memory/physical_memory.h"
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#include "object/thread.h"
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#include "scheduler/scheduler.h"
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namespace {
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static uint64_t gNextId = 1;
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}
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glcr::RefPtr<Process> Process::RootProcess() {
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glcr::RefPtr<Process> proc = glcr::MakeRefCounted<Process>(0);
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proc->threads_.PushBack(Thread::RootThread(*proc));
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proc->next_thread_id_ = 1;
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return proc;
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}
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glcr::RefPtr<Process> Process::Create() {
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return glcr::MakeRefCounted<Process>();
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}
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Process::Process()
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: id_(gNextId++),
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vmas_(glcr::MakeRefCounted<AddressSpace>()),
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state_(RUNNING) {}
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glcr::RefPtr<Thread> Process::CreateThread() {
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MutexHolder lock(mutex_);
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glcr::RefPtr<Thread> thread =
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glcr::MakeRefCounted<Thread>(*this, next_thread_id_++);
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threads_.PushBack(thread);
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return thread;
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}
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glcr::RefPtr<Thread> Process::GetThread(uint64_t tid) {
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MutexHolder lock(mutex_);
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auto iter = threads_.begin();
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while (iter != threads_.end()) {
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if ((*iter)->tid() == tid) {
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return *iter;
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}
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++iter;
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}
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panic("Bad thread access.");
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return nullptr;
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}
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void Process::CheckState() {
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MutexHolder lock(mutex_);
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auto iter = threads_.begin();
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while (iter != threads_.end()) {
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if ((*iter)->GetState() != Thread::FINISHED) {
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return;
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}
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++iter;
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}
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state_ = FINISHED;
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}
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glcr::RefPtr<Capability> Process::ReleaseCapability(uint64_t cid) {
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return caps_.ReleaseCapability(cid);
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}
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glcr::RefPtr<Capability> Process::GetCapability(uint64_t cid) {
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return caps_.GetCapability(cid);
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}
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uint64_t Process::AddExistingCapability(const glcr::RefPtr<Capability>& cap) {
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return caps_.AddExistingCapability(cap);
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}
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