drew/acadia
1
0
Fork 0
Code Issues 6 Pull requests Projects Releases Packages Wiki Activity Actions

Endpoint syscalls implemented

Browse source
This commit is contained in:
Drew Galbraith 2023-06-21 23:14:42 -07:00
parent 69501bfe01
commit c064af5fa7
27 changed files with 391 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

39
zion/lib/message_queue.h
View file

@ -2,6 +2,7 @@
#include <glacier/memory/ref_ptr.h>
#include <glacier/memory/shared_ptr.h>
#include <glacier/status/error.h>
#include "capability/capability.h"
#include "include/ztypes.h"
@ -11,10 +12,10 @@ class MessageQueue {
public:
virtual ~MessageQueue() {}
virtual z_err_t PushBack(uint64_t num_bytes, const void* bytes,
uint64_t num_caps, const z_cap_t* caps) = 0;
virtual z_err_t PopFront(uint64_t* num_bytes, void* bytes, uint64_t* num_caps,
z_cap_t* caps) = 0;
virtual glcr::ErrorCode PushBack(uint64_t num_bytes, const void* bytes,
uint64_t num_caps, const z_cap_t* caps) = 0;
virtual glcr::ErrorCode PopFront(uint64_t* num_bytes, void* bytes,
uint64_t* num_caps, z_cap_t* caps) = 0;
};
class UnboundedMessageQueue : public MessageQueue {
@ -24,10 +25,10 @@ class UnboundedMessageQueue : public MessageQueue {
UnboundedMessageQueue& operator=(const UnboundedMessageQueue&) = delete;
virtual ~UnboundedMessageQueue() override {}
z_err_t PushBack(uint64_t num_bytes, const void* bytes, uint64_t num_caps,
const z_cap_t* caps) override;
z_err_t PopFront(uint64_t* num_bytes, void* bytes, uint64_t* num_caps,
z_cap_t* caps) override;
glcr::ErrorCode PushBack(uint64_t num_bytes, const void* bytes,
uint64_t num_caps, const z_cap_t* caps) override;
glcr::ErrorCode PopFront(uint64_t* num_bytes, void* bytes, uint64_t* num_caps,
z_cap_t* caps) override;
void WriteKernel(uint64_t init, glcr::RefPtr<Capability> cap);
@ -44,3 +45,25 @@ class UnboundedMessageQueue : public MessageQueue {
LinkedList<glcr::SharedPtr<Message>> pending_messages_;
};
class SingleMessageQueue : public MessageQueue {
public:
SingleMessageQueue() {}
SingleMessageQueue(const SingleMessageQueue&) = delete;
SingleMessageQueue(SingleMessageQueue&&) = delete;
virtual ~SingleMessageQueue() override {}
glcr::ErrorCode PushBack(uint64_t num_bytes, const void* bytes,
uint64_t num_caps, const z_cap_t* caps) override;
glcr::ErrorCode PopFront(uint64_t* num_bytes, void* bytes, uint64_t* num_caps,
z_cap_t* caps) override;
bool empty() { return has_written_ == false; };
private:
bool has_written_ = false;
bool has_read_ = false;
uint64_t num_bytes_;
uint8_t* bytes_;
LinkedList<glcr::RefPtr<Capability>> caps_;
};