From d60fa1fc01e600c4a163bbe82fab3f1986cb1476 Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Mon, 29 Apr 2024 15:50:32 +0200
Subject: Kernel/TCP: Increment seq number after sending SYN|ACK

---
 kernel/queue.c | 85 ----------------------------------------------------------
 1 file changed, 85 deletions(-)
 delete mode 100644 kernel/queue.c

(limited to 'kernel/queue.c')

diff --git a/kernel/queue.c b/kernel/queue.c
deleted file mode 100644
index 43b2400..0000000
--- a/kernel/queue.c
+++ /dev/null
@@ -1,85 +0,0 @@
-#include <assert.h>
-#include <kmalloc.h>
-#include <queue.h>
-#include <sched/scheduler.h>
-#include <socket.h>
-#include <stdio.h>
-
-int queue_create(u32 *id, process_t *p) {
-  struct event_queue *q = kcalloc(1, sizeof(struct event_queue));
-  q->wait = 0;
-  q->p = p;
-  list_init(&q->events);
-
-  struct list *list = &current_task->event_queue;
-  list_add(list, q, id);
-  return 1;
-}
-
-struct event_queue *get_event_queue(u32 id) {
-  const struct list *list = &current_task->event_queue;
-  struct event_queue *q;
-  if (!list_get(list, id, (void **)&q)) {
-    return NULL;
-  }
-  return q;
-}
-
-int queue_add(u32 queue_id, struct event *ev, u32 size) {
-  struct event_queue *q = get_event_queue(queue_id);
-  if (!q) {
-    return 0;
-  }
-  for (u32 i = 0; i < size; i++) {
-    // TODO: Should it be a copy or could it be kept in userland to
-    // improve performance?
-    struct event *new_ev = kmalloc(sizeof(struct event));
-    memcpy(new_ev, ev, sizeof(struct event));
-    list_add(&q->events, new_ev, NULL);
-  }
-  return 1;
-}
-
-int queue_should_block(struct event_queue *q, int *is_empty) {
-  if (!q->wait) {
-    return 0;
-  }
-  *is_empty = 1;
-  for (int i = 0;; i++) {
-    struct event *ev;
-    if (!list_get(&q->events, i, (void **)&ev)) {
-      break;
-    }
-    *is_empty = 0;
-    if (EVENT_TYPE_FD == ev->type) {
-      vfs_fd_t *fd = get_vfs_fd(ev->internal_id, q->p);
-      if (!fd) {
-        kprintf("queue: Invalid fd given\n");
-        continue;
-      }
-      if (fd->inode->_has_data) {
-        if (fd->inode->_has_data(fd->inode)) {
-          return 0;
-        }
-      }
-    } else if (EVENT_TYPE_TCP_SOCKET == ev->type) {
-      struct TcpConnection *con = tcp_get_connection(ev->internal_id, q->p);
-      assert(con);
-      if (!ringbuffer_isempty(&con->buffer)) {
-        return 0;
-      }
-    }
-  }
-  return 1;
-}
-
-int queue_wait(u32 queue_id) {
-  struct event_queue *q = get_event_queue(queue_id);
-  if (!q) {
-    return 0;
-  }
-  q->wait = 1;
-  switch_task();
-  q->wait = 0;
-  return 1;
-}
-- 
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