gears/services/devfile/scripts/syscall_arr.py

   1 import bs4
   2
   3 #http://blog.rchapman.org/post/36801038863/linux-system-call-table-for-x86-64
   4
   5 def fd_arr():
   6         ff = open('syscalltable.txt','r')
   7         soup = bs4.BeautifulSoup(ff.read())
   8         ff.close()
   9         ff = open('sys_fd_arr.h','w')
  10
  11         len_list = len(list(soup.find_all('tr')))
  12         ff.write('int sys_pointer_arr[323] = {\n')
  13         for (i,row) in enumerate(list(soup.find_all('tr'))):
  14                 print str(row.find('td'))[4:len(str(row.find('td')))-5]
  15
  16                 if len(list(row.find_all('td')))>0:
  17                         candidate = -1
  18                         for (j,ele) in enumerate(list(row.find_all('td'))[2::]):
  19                                 inner = str(ele)[4:len(str(ele))-5]
  20                                 inner_split = inner.split()
  21                                 for inn in inner_split:
  22                                         if 'fd' in inn:
  23                                                 print inner
  24                                                 candidate = j
  25                         if i>=len_list-1:
  26                                 ff.write(str(candidate)+'\n')
  27                         else:
  28                                 ff.write(str(candidate)+',\n')
  29         ff.write('};\n')
  30         ff.close()
  31         return
  32
  33 def main():
  34         ff = open('syscalltable.txt','r')
  35         soup = bs4.BeautifulSoup(ff.read())
  36         ff.close()
  37         ff = open('sys_point_arr.h','w')
  38
  39         len_list = len(list(soup.find_all('tr')))
  40         ff.write('int sys_pointer_arr[323] = {\n')
  41         for (i,row) in enumerate(list(soup.find_all('tr'))):
  42                 print str(row.find('td'))[4:len(str(row.find('td')))-5]
  43                 bit_vec = ''
  44                 if len(list(row.find_all('td')))>0:
  45                         for ele in list(row.find_all('td'))[2::]:
  46                                 inner = str(ele)[4:len(str(ele))-5]
  47                                 if '*' in inner:
  48                                         bit_vec+= '1'
  49                                 elif '' == inner:
  50                                         bit_vec+= '0'
  51                                 else:
  52                                         bit_vec+= '0'
  53                         bit_vec+='00'
  54                         print bit_vec[::-1]
  55                         print int(bit_vec[::-1],2)
  56                         if i>=len_list-1:
  57                                 ff.write(str(int(bit_vec[::-1],2))+'\n')
  58                         else:
  59                                 ff.write(str(int(bit_vec[::-1],2))+',\n')
  60         ff.write('};\n')
  61         ff.close()
  62         return
  63
  64
  65 if __name__ == "__main__":
  66     main()