yodalee

//先解釋一下助教寫的login流程
 
//csiebox_server.c:login()
info->conn_fd = conn_fd;
server->client[conn_fd] = info;        //有關這個client的資料都存在這裡，例如家目錄
header.res.status = CSIEBOX_PROTOCOL_STATUS_OK;     
header.res.client_id = info->conn_fd;  //把client_id送給client
//........
send_message(conn_fd, &header, sizeof(header)); //送出，反正送用send_message,等資料用recv_message
 

yodalee

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>

int main(int argc, const char *argv[])
{
    int i;
    pid_t pid;
    if (argc != 2) {
        fprintf(stderr, "Usage: zombie num\n");

yodalee

uint32_t working_thread = 0; 
working_thread = htonl(check_working(global_server->pool)); //get working thread num
fd = open(global_server->arg.fifofile, O_WRONLY | O_NONBLOCK);
if (fd == -1) {
  fprintf(stderr, "open fifo file fail\n");
  return;
}
write(fd, &working_thread, sizeof(uint32_t));
close(fd);

yodalee

fn serialize(mut self, stream: &[u8]) -> &[u8] {
        match self.encoding.name() {
            "utf-8" | "utf-16be" | "utf-16le" if (!self.ignoreBOM && !self.BOMseen) => {
                match stream.get(0) {
                    Some(token) => {
                        self.BOMseen = true;
                        if *token == 0xFEFF {
                            stream.slice_from(1)
                        } else {
                            stream

yodalee

#include <stdio.h>
#include <stddef.h>

typedef struct _List {
  struct _List *next;
  int val;
} List;

enum {
  SWAPSUCCESS,

yodalee

#include <stdio.h>
int main(int argc, const char *argv[])
{
  int n = 1;
  // little endian if true
  if(*(char *)&n == 1)
    printf("Litt\n");
  else
    printf("Big\n");
  signed int lval = 0xFEDCBA98 << 32;

yodalee

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/syscalls.h>
#include <uapi/linux/errno.h>
#include <asm/uaccess.h>
#include <linux/string.h>
#include <linux/list.h>
#include <linux/sched.h>

yodalee

#include <stdio.h>
#include <linux/kernel.h>
#include <sys/syscall.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/wait.h>

#include "dummysyscall.h"

yodalee

#include <iostream>
#include <vector>

using namespace std;

void peak(vector<vector<int>> &table, int row, int col) {
  for (int i = 0; i < row; ++i) {
    for (int j = 0; j < col; ++j) {
      cout << table[i][j] << " ";

yodalee

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