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Rev | Author | Line No. | Line |
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31 | halyavin | 1 | ; |
2 | ; ARP Status Monitor |
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3 | ; |
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4 | ; Compile with FASM for Menuet |
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5 | ; |
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6 | ; This program displays the ARP table, and it's settings |
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7 | |||
8 | use32 |
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9 | |||
10 | org 0x0 |
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11 | |||
12 | db 'MENUET00' ; 8 byte id |
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13 | dd 38 ; required os |
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14 | dd START ; program start |
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15 | dd I_END ; program image size |
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16 | dd 0x100000 ; required amount of memory |
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17 | dd 0x00000000 ; reserved=no extended header |
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18 | include 'lang.inc' |
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485 | heavyiron | 19 | include '..\..\..\macros.inc' |
625 | diamond | 20 | purge mov ; decrease kpack'ed size |
31 | halyavin | 21 | |
22 | START: ; start of execution |
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23 | call draw_window ; at first, draw the window |
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24 | |||
25 | still: |
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26 | mov eax,23 ; wait here for event |
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27 | mov ebx,200 ; Time out after 2s |
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485 | heavyiron | 28 | mcall |
31 | halyavin | 29 | |
30 | cmp eax,1 ; redraw request ? |
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31 | jz red |
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32 | cmp eax,2 ; key in buffer ? |
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33 | jz key |
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34 | cmp eax,3 ; button in buffer ? |
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35 | jz button |
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36 | |||
37 | ; read the stack status data, and write it to the screen buffer |
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38 | |||
39 | mov eax, 53 |
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40 | mov ebx, 255 |
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41 | mov ecx, 200 |
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485 | heavyiron | 42 | mcall |
31 | halyavin | 43 | |
44 | push eax |
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45 | mov ebx, text + 24 |
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46 | call printhex |
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47 | |||
48 | mov eax, 53 |
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49 | mov ebx, 255 |
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50 | mov ecx, 201 |
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485 | heavyiron | 51 | mcall |
31 | halyavin | 52 | |
53 | mov ebx, text + 64 |
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54 | call printhex |
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55 | |||
56 | |||
57 | ; Fill the table with blanks |
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625 | diamond | 58 | mov edi, text + 160 |
31 | halyavin | 59 | doBlank: |
60 | mov esi, blank |
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61 | mov ecx, 40 |
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62 | rep movsb |
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63 | |||
625 | diamond | 64 | cmp edi, text + 560 |
31 | halyavin | 65 | jne doBlank |
66 | |||
67 | pop ecx ; The number of entries |
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68 | |||
69 | mov ebx, text+ 160 +1 ; the position for the first IP address line |
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70 | |||
71 | xor edx, edx ; edx is index into the ARP table |
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72 | |||
73 | cmp ecx, 10 |
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74 | jle show_entries |
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75 | mov ecx, 10 |
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76 | |||
77 | |||
78 | ; The following code is not very efficient; Sorry about that. |
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79 | ; ARPSTAT is a debugging tool, so I didn't want to put much effort in |
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80 | show_entries: |
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81 | ; Ecx now holds the number of entries to populate. |
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82 | ; Ebx holds the place to put the data |
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83 | ; edx is a counter |
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84 | cmp ecx, 0 |
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85 | je red |
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86 | |||
87 | push ecx |
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88 | push edx |
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89 | push ebx |
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90 | |||
91 | |||
92 | ; select the arp table entry (in edx) |
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93 | mov eax, 53 |
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94 | mov ebx, 255 |
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95 | mov ecx, 202 |
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485 | heavyiron | 96 | mcall |
31 | halyavin | 97 | |
98 | ; Read the IP address |
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99 | mov eax, 53 |
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100 | mov ebx, 255 |
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101 | mov ecx, 203 |
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485 | heavyiron | 102 | mcall |
31 | halyavin | 103 | |
104 | ; IP in eax. Get the address to put it back |
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105 | pop ebx |
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106 | push ebx |
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107 | |||
108 | call writeDecimal ; Extract 1 byte from eax, store it in string |
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109 | add ebx, 4 |
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110 | shr eax, 8 |
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111 | call writeDecimal ; Extract 1 byte from eax, store it in string |
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112 | add ebx, 4 |
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113 | shr eax, 8 |
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114 | call writeDecimal ; Extract 1 byte from eax, store it in string |
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115 | add ebx, 4 |
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116 | shr eax, 8 |
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117 | call writeDecimal ; Extract 1 byte from eax, store it in string |
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118 | |||
119 | add ebx, 4 |
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120 | |||
121 | ; Now display the 6 byte MAC |
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122 | push ebx |
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123 | mov eax, 53 |
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124 | mov ebx, 255 |
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125 | mov ecx, 204 |
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485 | heavyiron | 126 | mcall |
31 | halyavin | 127 | pop ebx |
128 | |||
129 | mov ecx, eax |
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130 | |||
131 | shr eax, 4 |
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132 | and eax, 0x0f |
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133 | mov al, [eax + hextable] |
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134 | mov [ebx], al |
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135 | inc ebx |
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136 | mov eax, ecx |
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137 | and eax, 0x0f |
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138 | mov al, [eax + hextable] |
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139 | mov [ebx], al |
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140 | inc ebx |
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141 | mov eax, ecx |
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142 | shr eax, 12 |
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143 | and eax, 0x0f |
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144 | mov al, [eax + hextable] |
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145 | mov [ebx], al |
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146 | inc ebx |
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147 | mov eax, ecx |
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148 | shr eax, 8 |
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149 | and eax, 0x0f |
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150 | mov al, [eax + hextable] |
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151 | mov [ebx], al |
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152 | inc ebx |
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153 | mov eax, ecx |
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154 | shr eax, 20 |
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155 | and eax, 0x0f |
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156 | mov al, [eax + hextable] |
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157 | mov [ebx], al |
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158 | inc ebx |
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159 | mov eax, ecx |
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160 | shr eax, 16 |
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161 | and eax, 0x0f |
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162 | mov al, [eax + hextable] |
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163 | mov [ebx], al |
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164 | inc ebx |
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165 | mov eax, ecx |
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166 | shr eax, 28 |
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167 | mov al, [eax + hextable] |
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168 | mov [ebx], al |
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169 | inc ebx |
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170 | mov eax, ecx |
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171 | shr eax, 24 |
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172 | and eax, 0x0f |
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173 | mov al, [eax + hextable] |
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174 | mov [ebx], al |
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175 | inc ebx |
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176 | |||
177 | push ebx |
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178 | mov eax, 53 |
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179 | mov ebx, 255 |
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180 | mov ecx, 205 |
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485 | heavyiron | 181 | mcall |
31 | halyavin | 182 | pop ebx |
183 | |||
184 | mov ecx, eax |
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185 | |||
186 | shr eax, 4 |
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187 | and eax, 0x0f |
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188 | mov al, [eax + hextable] |
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189 | mov [ebx], al |
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190 | inc ebx |
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191 | mov eax, ecx |
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192 | and eax, 0x0f |
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193 | mov al, [eax + hextable] |
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194 | mov [ebx], al |
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195 | inc ebx |
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196 | mov eax, ecx |
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197 | shr eax, 12 |
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198 | and eax, 0x0f |
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199 | mov al, [eax + hextable] |
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200 | mov [ebx], al |
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201 | inc ebx |
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202 | mov eax, ecx |
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203 | shr eax, 8 |
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204 | and eax, 0x0f |
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205 | mov al, [eax + hextable] |
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206 | mov [ebx], al |
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207 | |||
208 | ; Now display the stat field |
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209 | inc ebx |
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210 | inc ebx |
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211 | push ebx |
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212 | mov eax, 53 |
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213 | mov ebx, 255 |
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214 | mov ecx, 206 |
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485 | heavyiron | 215 | mcall |
31 | halyavin | 216 | pop ebx |
217 | |||
218 | mov ecx, eax |
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219 | |||
220 | shr eax, 4 |
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221 | and eax, 0x0f |
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222 | mov al, [eax + hextable] |
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223 | mov [ebx], al |
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224 | inc ebx |
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225 | mov eax, ecx |
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226 | and eax, 0x0f |
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227 | mov al, [eax + hextable] |
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228 | mov [ebx], al |
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229 | inc ebx |
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230 | mov eax, ecx |
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231 | shr eax, 12 |
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232 | and eax, 0x0f |
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233 | mov al, [eax + hextable] |
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234 | mov [ebx], al |
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235 | inc ebx |
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236 | mov eax, ecx |
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237 | shr eax, 8 |
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238 | and eax, 0x0f |
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239 | mov al, [eax + hextable] |
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240 | mov [ebx], al |
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241 | |||
242 | ; Now display the TTL field (this is intel word format) |
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243 | inc ebx |
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244 | inc ebx |
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245 | push ebx |
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246 | mov eax, 53 |
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247 | mov ebx, 255 |
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248 | mov ecx, 207 |
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485 | heavyiron | 249 | mcall |
31 | halyavin | 250 | pop ebx |
251 | |||
252 | mov ecx, eax |
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253 | |||
254 | shr eax, 12 |
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255 | and eax, 0x0f |
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256 | mov al, [eax + hextable] |
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257 | mov [ebx], al |
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258 | inc ebx |
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259 | mov eax, ecx |
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260 | shr eax, 8 |
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261 | and eax, 0x0f |
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262 | mov al, [eax + hextable] |
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263 | mov [ebx], al |
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264 | inc ebx |
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265 | mov eax, ecx |
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266 | shr eax, 4 |
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267 | and eax, 0x0f |
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268 | mov al, [eax + hextable] |
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269 | mov [ebx], al |
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270 | inc ebx |
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271 | mov eax, ecx |
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272 | and eax, 0x0f |
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273 | mov al, [eax + hextable] |
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274 | mov [ebx], al |
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275 | |||
276 | |||
277 | pop ebx |
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278 | add ebx, 40 |
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279 | pop edx |
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280 | inc edx |
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281 | pop ecx |
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282 | dec ecx |
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283 | jmp show_entries |
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284 | |||
285 | red: ; redraw |
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286 | call draw_window |
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287 | jmp still |
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288 | |||
289 | key: ; Keys are not valid at this part of the |
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290 | mov eax,2 ; loop. Just read it and ignore |
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485 | heavyiron | 291 | mcall |
31 | halyavin | 292 | jmp still |
293 | |||
294 | button: ; button |
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295 | mov eax,17 ; get id |
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485 | heavyiron | 296 | mcall |
31 | halyavin | 297 | |
298 | cmp ah,1 ; button id=1 ? |
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299 | jnz still |
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300 | |||
301 | mov eax,0xffffffff ; close this program |
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485 | heavyiron | 302 | mcall |
31 | halyavin | 303 | |
304 | |||
305 | writeDecimal: |
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306 | pusha |
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307 | and eax, 0xff |
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308 | mov dl, 100 |
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309 | div dl |
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625 | diamond | 310 | movzx ecx, ah |
31 | halyavin | 311 | add al, '0' |
312 | mov [ebx], al |
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313 | inc ebx |
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314 | mov eax, ecx |
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315 | mov dl, 10 |
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316 | div dl |
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625 | diamond | 317 | add ax, '00' |
318 | mov [ebx], ax |
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31 | halyavin | 319 | popa |
320 | ret |
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321 | |||
322 | |||
323 | ; ********************************************* |
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324 | ; ******* WINDOW DEFINITIONS AND DRAW ******** |
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325 | ; ********************************************* |
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326 | |||
327 | |||
328 | draw_window: |
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329 | |||
330 | mov eax,12 ; function 12:tell os about windowdraw |
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331 | mov ebx,1 ; 1, start of draw |
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485 | heavyiron | 332 | mcall |
31 | halyavin | 333 | |
334 | ; DRAW WINDOW |
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335 | mov eax,0 ; function 0 : define and draw window |
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336 | mov ebx,100*65536+280 ; [x start] *65536 + [x size] |
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337 | mov ecx,100*65536+270 ; [y start] *65536 + [y size] |
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551 | spraid | 338 | mov edx,0x14224466 ; color of work area RRGGBB |
485 | heavyiron | 339 | mov edi,title ; WINDOW LABEL |
340 | mcall |
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31 | halyavin | 341 | |
485 | heavyiron | 342 | |
31 | halyavin | 343 | ; Re-draw the screen text |
344 | cld |
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485 | heavyiron | 345 | mov eax,4 |
31 | halyavin | 346 | mov ebx,25*65536+35 ; draw info text with function 4 |
347 | mov ecx,0xffffff |
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348 | mov edx,text |
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349 | mov esi,40 |
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350 | newline: |
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485 | heavyiron | 351 | mcall |
31 | halyavin | 352 | add ebx,16 |
625 | diamond | 353 | add edx,esi |
31 | halyavin | 354 | cmp [edx],byte 'x' |
355 | jnz newline |
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356 | |||
357 | |||
358 | mov eax,12 ; function 12:tell os about windowdraw |
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359 | mov ebx,2 ; 2, end of draw |
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485 | heavyiron | 360 | mcall |
31 | halyavin | 361 | |
362 | ret |
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363 | |||
364 | ; Taken from PS.ASM |
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365 | printhex: |
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366 | ; number in eax |
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367 | ; print to ebx |
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368 | ; xlat from hextable |
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369 | pusha |
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370 | mov esi, ebx |
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371 | add esi, 8 |
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372 | mov ebx, hextable |
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373 | mov ecx, 8 |
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374 | phex_loop: |
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375 | mov edx, eax |
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376 | and eax, 15 |
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377 | xlatb |
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378 | mov [esi], al |
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379 | mov eax, edx |
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380 | shr eax, 4 |
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381 | dec esi |
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382 | loop phex_loop |
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383 | popa |
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384 | ret |
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385 | |||
386 | |||
387 | ; DATA AREA |
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388 | |||
389 | text: |
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390 | db ' Number of ARP entries: xxxxxxxx ' |
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391 | db ' Maximum # of entries : xxxxxxxx ' |
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392 | db ' ' |
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393 | db ' IP Address MAC Stat TTL ' |
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394 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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395 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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396 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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397 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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398 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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399 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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400 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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401 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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402 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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403 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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625 | diamond | 404 | db 'x' ; <- END MARKER, DONT DELETE |
31 | halyavin | 405 | |
406 | |||
407 | blank: |
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408 | db ' xxx.xxx.xxx.xxx xxxxxxxxxxxx xxxx xxxx ' |
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409 | |||
410 | |||
485 | heavyiron | 411 | title db 'ARP Table ( First 10 Entries )',0 |
31 | halyavin | 412 | |
413 | hextable db '0123456789ABCDEF' |
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414 | |||
415 | |||
416 | I_END:-> |