int get_next_process(struct process_iterator *it, struct process *p)
{
if (it->dip == NULL)
{
//end of processes
return -1;
}
if (it->filter->pid != 0 && !it->filter->include_children)
{
int ret = read_process_info(it->filter->pid, p);
//p->starttime += it->boot_time;
closedir(it->dip);
it->dip = NULL;
if (ret != 0) return -1;
return 0;
}
struct dirent *dit = NULL;
//read in from /proc and seek for process dirs
while ((dit = readdir(it->dip)) != NULL) {
if(strtok(dit->d_name, "0123456789") != NULL)
continue;
p->pid = atoi(dit->d_name);
if (it->filter->pid != 0 && it->filter->pid != p->pid && !is_child_of(p->pid, it->filter->pid)) continue;
read_process_info(p->pid, p);
//p->starttime += it->boot_time;
break;
}
if (dit == NULL)
{
//end of processes
closedir(it->dip);
it->dip = NULL;
return -1;
}
return 0;
}
int show_process()
{
struct dirent *ent;
DIR *dir;
process_nums = 0;
dir = opendir("/proc");
printf("<tr style='background-color:#f60;'><td>进程名</td><td>进程号</td><td>虚拟地址</td><td>RSS</td><td>代码段</td></tr>");
while ((ent = readdir(dir))) {
if(*ent->d_name < '0' || *ent->d_name > '9')
continue;
if (read_process_info(atoi(ent->d_name)))
continue;
if (process_nums%2)
printf("<tr style='background-color:#992796;' ><td>%s</td><td>%d</td><td>%p</td><td>%p</td><td>%p</td></tr>",
p_cmd, p_pid, (void *)p_vsize, (void *)p_rss, (void *)(p_end_code - p_start_code));
else
printf("<tr style='background-color:#999996;'><td>%s</td><td>%d</td><td>%p</td><td>%p</td><td>%p</td></tr>",
p_cmd, p_pid, (void *)p_vsize, (void *)p_rss, (void *)(p_end_code - p_start_code));
process_nums++;
}
closedir(dir);
return 1;
}
