Sockets, Shellcode, Porting, and Coding: Reverse Engineering Exploits and Tool Coding for Security Professionals

84 Thread.sleep(10);

85 }

86 catch(InterruptedException ie)

87 {

88 }

89 }

90

91

catch (IOException ioe)

92 {

93 System.err.println(“IOException: “

94 + ioe.getMessage());

95 }

96 }

97

98

private static void printByteArray(byte[] array, int len)

99 {

100 String hex = null;

101 byte[] tmp = new byte[16];

102 int x = 0;

103 int y = 0;

104 int z = 0;

105

106

for( ; x < len; ++x)

107 {

108 tmp[y++] = array[x];

109

110

if(y % 16 == 0)

111 {

112 for(z=0; z < y; ++z)

113 {

114 hex = Integer.toHexString(tmp[z] & 0xFF);

115 if(hex.length() == 1)

116 {

117 hex = “0” + hex;

118 }

119 System.out.print(hex + “ “);

120 }

121

122

for(z=0; z < y; ++z)

123 {

124 if(tmp[z] > 0x30 &&

125 tmp[z] < 0x7B)

126 {

127 System.out.print((char)tmp[z]);

128 }

129 else

130 {

131 System.out.print(“.”);

132 }

133 }

134

135 ...