Module: FuncList

Defined in:
lib/codeobscure/funclist.rb

Constant Summary collapse

@@func_regex = 
/\s*(\w+)\s*:\s*\(\s*\w*\s*\s*\w+\s*\*?\s*\)\s*\w+\s*/
@@func_simple_regex = 
/\s*[-\+]\s*\(\s*\w+\s*\*?\)\s*(\w+)\s*;*/
@@hcls_regex = 
/@interface\s+(\w+)\s*/
@@mcls_regex = 
/@implementation\s+(\w+)\s*/
@@property_regex = 
/\s*@property\s*\(.*?getter=(\w+).*?\)\s*\w+\s*\*?\s*\w+\s*.*;/
@@property_regex2 = 
/\s*@property\s*\(.*?\)\s*\w+\s*\*?\s*(\w+)\s*.*;/
@@property_regex3 = 
/\s*@property\s*\(.*?\)\s*\w+\s*<.*>\s*\*?\s*(\w+)\s*.*;/
@@value_for_key_filte_regex =

—————filter regex—————-

/\[\w*\s+setValue\s*:\s*.*\s* forKey\s*:\s*@\"(.*)\"\]/
@@class_from_str_regex = 
/NSClassFromString\(\s*@"(\w+)"\s*\)/

Class Method Summary collapse

Class Method Details

.capture(content_str, type = "m", fetch_types = ["p","f","c"]) ⇒ Object 



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# File 'lib/codeobscure/funclist.rb', line 22

def self.capture(content_str,type = "m",fetch_types=["p","f","c"]) 
  results = []
  str = to_utf8 content_str
  if fetch_types.include? "f"
    str.scan @@func_regex do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "f:#{capture}"
        #p [whole_match, capture]
        p "f:[#{capture}]"
      end
    end
    #no arguments function
    str.scan @@func_simple_regex do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "f:#{capture}"
        #p [whole_match, capture]
        p "f:[#{capture}]"
      end
    end
  end
  cls_regex = ""
  if type == "h"
    cls_regex = @@hcls_regex
  else
    cls_regex = @@mcls_regex
  end
  if fetch_types.include? "c"
    str.scan cls_regex do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "c:#{capture}"
        #p [whole_match, capture]
        p "c:[#{capture}]"
      end
    end
  end
  if fetch_types.include? "p"
    str.scan @@property_regex do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "p:#{capture}"
        #p [whole_match, capture]
        p "p:[#{capture}]"
      end
    end
    str.scan @@property_regex2 do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "p:#{capture}"
        #p [whole_match, capture]
        p "p:[#{capture}]"
      end
    end
    str.scan @@property_regex3 do |curr_match|
      md = Regexp.last_match
      whole_match = md[0]
      captures = md.captures

      captures.each do |capture|
        results << "p:#{capture}"
        #p [whole_match, capture]
        p "p:[#{capture}]"
      end
    end
  end

  #---------------记录可能引起崩溃的字段----------------
  str.scan @@value_for_key_filte_regex do |curr_match|
    md = Regexp.last_match
    whole_match = md[0]
    captures = md.captures

    captures.each do |capture|
      FiltSymbols.insertValue capture
      p "过滤的[setValue forkey]数据：#{capture}"
    end
  end


  str.scan @@class_from_str_regex do |curr_match|
    md = Regexp.last_match
    whole_match = md[0]
    captures = md.captures

    captures.each do |capture|
      FiltSymbols.insertValue capture
      p "过滤的[NSClassFromString]数据：#{capture}"
    end
  end
 
  results
end

.genFuncList(path, type = "m", need_filt = true, fetch_types = ["p","f","c"]) ⇒ Object 



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# File 'lib/codeobscure/funclist.rb', line 132

def self.genFuncList(path,type = "m",need_filt=true,fetch_types=["p","f","c"])
  capture_methods = []
  p_methods = []
  funclist_path = "#{path}/func.list"  
  file = File.open(funclist_path, "w")
  file_pathes = []
  if type == "h" || type == "m"
    file_pathes = `find #{path} -name "*.#{type}" -d`.split "\n"
  elsif type == "all"
    file_pathes += `find #{path} -name "*.h" -d`.split "\n"
    file_pathes += `find #{path} -name "*.m" -d`.split "\n"
  end
  file_pathes.each do |file_path|
    content = File.read file_path
    captures = capture content , type , fetch_types
    captures.each do |capture_method| 
      method_type = capture_method.split(":").first
      method_content = capture_method.split(":").last
      if !(method_content.start_with?("init") || method_content.start_with?("set") || method_content.start_with?("_") || method_content.length < 4) || !need_filt
        if method_type == "c" || method_type == "f"
          if !capture_methods.include? capture_method 
            capture_methods << capture_method 
          end
        elsif method_type == "p"
          if !p_methods.include? capture_method 
            p_methods << capture_method 
          end
        end
      end
    end
  end
  
  p_methods.each do |capture_method|
    method_type = capture_method.split(":").first
    method_content = capture_method.split(":").last
    c_method = "c:#{method_content}"
    f_method = "f:#{method_content}"
    if capture_methods.include? c_method
      capture_methods.delete c_method
    end
    if capture_methods.include? f_method
      capture_methods.delete f_method
    end
  end

  capture_methods += p_methods

  if capture_methods.length > 0 
    file.write(capture_methods.join "\n") 
  end
  file.close
  funclist_path
end

.to_utf8(str) ⇒ Object 



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# File 'lib/codeobscure/funclist.rb', line 16

def self.to_utf8(str)
  str = str.force_encoding('UTF-8')
  return str if str.valid_encoding?
  str.encode("UTF-8", 'binary', invalid: :replace, undef: :replace, replace: '')
end