Rev 485 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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481 | diamond | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ; |
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3 | ; FTPS |
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4 | ; FTP Server |
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5 | ; |
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6 | ; Compile with FASM for Menuet |
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7 | ; |
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8 | |||
9 | ; note: telnet == 23, ftp cmd == 21, data on 20 |
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10 | |||
11 | use32 |
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12 | |||
13 | org 0x0 |
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14 | |||
15 | db 'MENUET01' ; 8 byte id |
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16 | dd 1 ; header version |
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17 | dd START ; program start |
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18 | dd I_END ; program image size |
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19 | dd 0x170000 ; required amount of memory |
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20 | dd 0x7FFF0 ; esp = 0x7FFF0 |
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21 | dd 0, 0 ; no params, no path |
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22 | |||
485 | heavyiron | 23 | include '..\..\..\macros.inc' |
481 | diamond | 24 | ; Various states of client connection |
25 | USER_NONE equ 0 ; Awaiting a connection |
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26 | USER_CONNECTED equ 1 ; User just connected, prompt given |
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27 | USER_USERNAME equ 2 ; User given username |
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28 | USER_LOGGED_IN equ 3 ; User given password |
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29 | |||
30 | |||
31 | |||
32 | |||
33 | |||
34 | START: ; start of execution |
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35 | ; Clear the screen memory |
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36 | mov eax, ' ' |
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37 | mov edi,text |
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38 | mov ecx,80*30 /4 |
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39 | cld |
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40 | rep stosd |
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41 | |||
42 | call draw_window |
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43 | |||
44 | ; init the receive buffer pointer |
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45 | mov [buffptr], buff |
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46 | |||
47 | ; Init FTP server state machine |
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48 | mov [state], USER_NONE |
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49 | |||
50 | ; Open the listening socket |
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51 | call connect |
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52 | |||
53 | still: |
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54 | ; check connection status |
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55 | mov eax,53 |
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56 | mov ebx,6 ; Get socket status |
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57 | mov ecx,[CmdSocket] |
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485 | heavyiron | 58 | mcall |
481 | diamond | 59 | |
60 | mov ebx, [CmdSocketStatus] |
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61 | mov [CmdSocketStatus], eax |
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62 | |||
63 | cmp eax, ebx |
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64 | je waitev |
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65 | |||
66 | ; If the socket closed by remote host, open it again. |
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67 | cmp eax, 7 |
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68 | je con |
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69 | |||
70 | ; If socket closed by Reset, open it again |
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71 | cmp eax, 11 |
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72 | je con |
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73 | |||
74 | ; If a user has just connected, start by outputting welcome msg |
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75 | cmp eax, 4 |
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76 | jne noc |
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77 | |||
78 | mov esi, loginStr0 |
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79 | mov edx, loginStr0_end - loginStr0 |
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80 | call outputStr |
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81 | |||
82 | mov [state], USER_CONNECTED |
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83 | jmp noc |
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84 | |||
85 | |||
86 | con: |
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87 | ; Need to call disconnect, since a remote close does not fully |
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88 | ; close the socket |
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89 | call disconnect |
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90 | call connect |
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91 | jmp noc |
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92 | |||
93 | noc: |
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94 | ; Display the changed connected status |
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95 | call draw_window |
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96 | |||
97 | waitev: |
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98 | mov eax,23 ; wait here for event |
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99 | mov ebx,1 ; Delay for up to 1s |
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485 | heavyiron | 100 | mcall |
481 | diamond | 101 | |
102 | cmp eax,1 ; redraw request ? |
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103 | je red |
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104 | cmp eax,2 ; key in buffer ? |
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105 | je key |
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106 | cmp eax,3 ; button in buffer ? |
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107 | je button |
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108 | |||
109 | ; any data from the socket? |
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110 | |||
111 | mov eax, 53 |
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112 | mov ebx, 2 ; Get # of bytes in input queue |
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113 | mov ecx, [CmdSocket] |
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485 | heavyiron | 114 | mcall |
481 | diamond | 115 | test eax, eax |
116 | jz still |
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117 | |||
118 | read_input: |
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119 | mov eax, 53 |
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120 | mov ebx, 3 ; Get a byte from socket in bl |
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121 | mov ecx, [CmdSocket] |
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485 | heavyiron | 122 | mcall |
481 | diamond | 123 | |
124 | call ftpRxCmdData ; process incoming ftp command |
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125 | |||
126 | ; Keep processing data until there is no more to process |
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127 | mov eax, 53 |
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128 | mov ebx, 2 ; Get # of bytes in input queue |
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129 | mov ecx, [CmdSocket] |
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485 | heavyiron | 130 | mcall |
481 | diamond | 131 | cmp eax, 0 |
132 | jne read_input |
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133 | |||
134 | ; Now redraw the text text field. |
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135 | ; Probably not required, since ftp requires no |
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136 | ; console i/o. |
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137 | ; Leave in for now, for debugging. |
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138 | ; (fall through to "red:") |
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139 | ; call draw_text |
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140 | ; jmp still |
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141 | |||
142 | red: ; REDRAW WINDOW |
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143 | call draw_window |
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144 | jmp still |
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145 | |||
146 | key: ; KEY |
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147 | mov eax,2 ; get but ignore |
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485 | heavyiron | 148 | mcall |
481 | diamond | 149 | jmp still |
150 | |||
151 | button: |
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152 | mov eax,17 |
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485 | heavyiron | 153 | mcall |
481 | diamond | 154 | cmp ah,1 |
155 | jne still |
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156 | |||
157 | ; Exit button pressed, so close socket and quit |
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158 | mov eax,53 |
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159 | mov ebx,8 |
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160 | mov ecx,[CmdSocket] |
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485 | heavyiron | 161 | mcall |
481 | diamond | 162 | |
163 | ; ... terminate program |
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485 | heavyiron | 164 | or eax,-1 |
165 | mcall |
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481 | diamond | 166 | jmp still |
167 | |||
168 | |||
169 | |||
170 | ; ********************************************* |
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171 | ; ******* WINDOW DEFINITIONS AND DRAW ******** |
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172 | ; ********************************************* |
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173 | draw_window: |
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174 | pusha |
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175 | |||
176 | mov eax,12 |
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177 | mov ebx,1 |
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485 | heavyiron | 178 | mcall |
481 | diamond | 179 | |
180 | xor eax,eax ; DRAW WINDOW |
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181 | mov ebx,100*65536+491 + 8 +15 |
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182 | mov ecx,100*65536+270 + 20 ; 20 for status bar |
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183 | mov edx,0x13000000 |
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184 | mov edi,labelt |
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485 | heavyiron | 185 | mcall |
481 | diamond | 186 | |
187 | ; draw status bar |
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188 | mov eax, 13 |
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189 | mov ebx, 4*65536+484 + 8 +15 |
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190 | mov ecx, 270*65536 + 3 |
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191 | mov edx, 0x00557799 |
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485 | heavyiron | 192 | mcall |
481 | diamond | 193 | |
194 | |||
195 | mov esi,contlen-contt ; display connected status |
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196 | mov edx, contt |
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197 | cmp [CmdSocketStatus], 4 ; 4 is connected |
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198 | je pcon |
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199 | mov esi,discontlen-discontt |
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200 | mov edx, discontt |
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201 | pcon: |
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202 | |||
203 | mov eax,4 ; status text |
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204 | mov ebx,380*65536+276 |
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205 | mov ecx,0x00ffffff |
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485 | heavyiron | 206 | mcall |
481 | diamond | 207 | |
208 | ; Draw the text on the screen, clearing it first |
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209 | ; This can go when we loose debuggin info. |
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210 | xor eax,eax |
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211 | mov edi,text+80*30 |
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212 | mov ecx,80*30 /4 |
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213 | cld |
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214 | rep stosd |
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215 | |||
216 | call draw_text |
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217 | |||
218 | mov eax,12 |
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219 | mov ebx,2 |
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485 | heavyiron | 220 | mcall |
481 | diamond | 221 | |
222 | popa |
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223 | |||
224 | ret |
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225 | |||
226 | |||
227 | ;*************************************************************************** |
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228 | ; Function |
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229 | ; draw_text |
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230 | ; |
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231 | ; Description |
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232 | ; Updates the text on the screen. This is part of the debugging code |
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233 | ; |
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234 | ; Inputs |
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235 | ; Character to add in bl |
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236 | ; |
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237 | ;*************************************************************************** |
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238 | draw_text: |
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239 | |||
240 | pusha |
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241 | |||
242 | mov esi,text |
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243 | mov eax,0 |
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244 | mov ebx,0 |
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245 | newletter: |
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246 | mov cl,[esi] |
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247 | cmp cl,[esi+30*80] |
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248 | jz noletter |
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249 | yesletter: |
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250 | mov [esi+30*80],cl |
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251 | |||
252 | ; erase character |
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253 | |||
254 | pusha |
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255 | mov edx, 0 ; bg colour |
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256 | mov ecx, ebx |
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257 | add ecx, 26 |
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258 | shl ecx, 16 |
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259 | mov cx, 9 |
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260 | mov ebx, eax |
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261 | add ebx, 6 |
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262 | shl ebx, 16 |
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263 | mov bx, 6 |
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264 | mov eax, 13 |
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485 | heavyiron | 265 | mcall |
481 | diamond | 266 | popa |
267 | |||
268 | ; draw character |
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269 | |||
270 | pusha |
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271 | mov ecx, 0x00ffffff |
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272 | push bx |
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273 | mov ebx,eax |
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274 | add ebx,6 |
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275 | shl ebx,16 |
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276 | pop bx |
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277 | add bx,26 |
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278 | mov eax,4 |
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279 | mov edx,esi |
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280 | mov esi,1 |
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485 | heavyiron | 281 | mcall |
481 | diamond | 282 | popa |
283 | |||
284 | noletter: |
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285 | |||
286 | add esi,1 |
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287 | add eax,6 |
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288 | cmp eax,80*6 |
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289 | jb newletter |
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290 | mov eax,0 |
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291 | add ebx,10 |
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292 | cmp ebx,24*10 |
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293 | jb newletter |
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294 | |||
295 | popa |
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296 | ret |
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297 | |||
298 | |||
299 | |||
300 | ;*************************************************************************** |
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301 | ; Function |
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302 | ; ftpRxCmdData |
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303 | ; |
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304 | ; Description |
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305 | ; Prcoesses incoming command data, calling a handler for each command. |
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306 | ; Commands are built up in buff before being processed. |
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307 | ; |
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308 | ; Inputs |
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309 | ; Character to add in bl |
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310 | ; |
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311 | ;*************************************************************************** |
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312 | ftpRxCmdData: |
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313 | ; Quit if we are not connected |
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314 | ;( This case shouldn't be necessary, but be safe ) |
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315 | mov al, [state] |
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316 | cmp al, USER_NONE |
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317 | je frcd_exit |
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318 | |||
319 | ; Store the incoming character |
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320 | mov esi, [buffptr] |
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321 | mov [esi], bl |
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322 | inc esi |
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323 | mov [buffptr], esi |
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324 | |||
325 | ; For debugging, show the data coming in |
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326 | pusha |
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327 | call printChar |
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328 | popa |
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329 | |||
330 | ; Do we have an end of line? (LF) |
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331 | ; if not, just exit |
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332 | cmp bl, 0x0a |
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333 | jne frcd_exit |
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334 | |||
335 | ; OK we have a complete command. |
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336 | ; Process, and send response |
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337 | |||
338 | ; There are a number of states involved in ftp, |
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339 | ; to do with logging in. |
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340 | |||
341 | mov al, [state] |
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342 | cmp al, USER_CONNECTED |
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343 | jne fs001 |
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344 | |||
345 | ; This should be the username |
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346 | |||
347 | ; TODO validate username |
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348 | |||
349 | ; OK, username accepted - ask for password |
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350 | mov esi, loginStr1 |
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351 | mov edx, loginStr1_end - loginStr1 |
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352 | call outputStr |
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353 | |||
354 | mov [state], USER_USERNAME |
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355 | |||
356 | ; init the receive buffer pointer |
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357 | mov [buffptr], buff |
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358 | |||
359 | jmp frcd_exit |
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360 | |||
361 | fs001: |
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362 | cmp al, USER_USERNAME |
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363 | jne fs002 |
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364 | |||
365 | ; This should be the password |
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366 | |||
367 | ; TODO validate password |
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368 | |||
369 | ; OK, password accepted - show they are logged in |
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370 | mov esi, loginStr2 |
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371 | mov edx, loginStr2_end - loginStr2 |
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372 | call outputStr |
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373 | |||
374 | mov [state], USER_LOGGED_IN |
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375 | |||
376 | ; init the receive buffer pointer |
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377 | mov [buffptr], buff |
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378 | |||
379 | jmp frcd_exit |
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380 | |||
381 | fs002: |
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382 | cmp al, USER_LOGGED_IN |
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383 | jne fs003 |
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384 | |||
385 | ; This should be a cmd |
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386 | call findCmd |
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387 | mov eax, [cmdPtr] |
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388 | cmp eax, 0 |
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389 | |||
390 | je fs002b |
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391 | |||
392 | call [cmdPtr] |
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393 | |||
394 | fs002a: |
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395 | ; init the receive buffer pointer |
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396 | mov [buffptr], buff |
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397 | |||
398 | jmp frcd_exit |
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399 | |||
400 | fs002b: |
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401 | ; an unsupported command was entered. |
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402 | ; Tell user that the command is not supported |
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403 | |||
404 | mov esi, unsupStr |
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405 | mov edx, unsupStr_end - unsupStr |
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406 | call outputStr |
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407 | |||
408 | jmp fs002a |
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409 | |||
410 | fs003: |
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411 | frcd_exit: |
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412 | ret |
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413 | |||
414 | |||
415 | |||
416 | ;*************************************************************************** |
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417 | ; Function |
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418 | ; outputStr |
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419 | ; |
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420 | ; Description |
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421 | ; Sends a string over the 'Command' socket |
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422 | ; |
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423 | ; Inputs |
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424 | ; String in esi |
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425 | ; Length in edx |
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426 | ; |
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427 | ;*************************************************************************** |
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428 | outputStr: |
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429 | push esi |
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430 | push edx |
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431 | mov eax,53 |
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432 | mov ebx,7 |
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433 | mov ecx,[CmdSocket] |
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485 | heavyiron | 434 | mcall |
481 | diamond | 435 | pop edx |
436 | pop esi |
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437 | |||
438 | cmp eax, 0 |
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439 | je os_exit |
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440 | |||
441 | ; The TCP/IP transmit queue is full; Wait a bit, then retry |
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442 | pusha |
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443 | mov eax,5 |
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444 | mov ebx,1 ; Delay for up 100ms |
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485 | heavyiron | 445 | mcall |
481 | diamond | 446 | popa |
447 | jmp outputStr |
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448 | os_exit: |
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449 | ret |
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450 | |||
451 | |||
452 | |||
453 | ;*************************************************************************** |
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454 | ; Function |
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455 | ; outputDataStr |
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456 | ; |
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457 | ; Description |
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458 | ; Sends a string over the 'Data' socket |
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459 | ; |
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460 | ; Inputs |
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461 | ; String in esi |
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462 | ; Length in edx |
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463 | ; |
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464 | ;*************************************************************************** |
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465 | outputDataStr: |
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466 | push esi |
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467 | push edx |
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468 | mov eax,53 |
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469 | mov ebx,7 |
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470 | mov ecx,[DataSocket] |
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485 | heavyiron | 471 | mcall |
481 | diamond | 472 | pop edx |
473 | pop esi |
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474 | |||
475 | cmp eax, 0 |
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476 | je ods_exit |
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477 | |||
478 | ; The TCP/IP transmit queue is full; Wait a bit, then retry |
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479 | pusha |
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480 | mov eax,5 |
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481 | mov ebx,20 ; Delay for upto 200ms |
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485 | heavyiron | 482 | mcall |
481 | diamond | 483 | popa |
484 | jmp outputDataStr |
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485 | ods_exit: |
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486 | ret |
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487 | |||
488 | |||
489 | |||
490 | ;*************************************************************************** |
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491 | ; Function |
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492 | ; printChar |
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493 | ; |
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494 | ; Description |
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495 | ; Writes a character to the screen; Used to display the data coming |
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496 | ; in from the user. Really only useful for debugging. |
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497 | ; |
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498 | ; Inputs |
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499 | ; Character in bl |
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500 | ; |
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501 | ;*************************************************************************** |
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502 | printChar: |
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503 | cmp bl,13 ; BEGINNING OF LINE |
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504 | jne nobol |
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505 | mov ecx,[pos] |
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506 | add ecx,1 |
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507 | boll1: |
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508 | sub ecx,1 |
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509 | mov eax,ecx |
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510 | xor edx,edx |
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511 | mov ebx,80 |
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512 | div ebx |
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513 | cmp edx,0 |
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514 | jne boll1 |
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515 | mov [pos],ecx |
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516 | jmp newdata |
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517 | nobol: |
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518 | |||
519 | cmp bl,10 ; LINE DOWN |
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520 | jne nolf |
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521 | addx1: |
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522 | add [pos],dword 1 |
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523 | mov eax,[pos] |
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524 | xor edx,edx |
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525 | mov ecx,80 |
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526 | div ecx |
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527 | cmp edx,0 |
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528 | jnz addx1 |
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529 | mov eax,[pos] |
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530 | jmp cm1 |
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531 | nolf: |
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532 | |||
533 | cmp bl,8 ; BACKSPACE |
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534 | jne nobasp |
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535 | mov eax,[pos] |
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536 | dec eax |
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537 | mov [pos],eax |
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538 | mov [eax+text],byte 32 |
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539 | mov [eax+text+60*80],byte 0 |
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540 | jmp newdata |
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541 | nobasp: |
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542 | |||
543 | cmp bl,15 ; CHARACTER |
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544 | jbe newdata |
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545 | putcha: |
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546 | mov eax,[pos] |
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547 | mov [eax+text],bl |
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548 | mov eax,[pos] |
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549 | add eax,1 |
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550 | cm1: |
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551 | mov ebx,[scroll+4] |
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552 | imul ebx,80 |
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553 | cmp eax,ebx |
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554 | jb noeaxz |
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555 | mov esi,text+80 |
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556 | mov edi,text |
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557 | mov ecx,ebx |
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558 | cld |
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559 | rep movsb |
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560 | mov eax,ebx |
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561 | sub eax,80 |
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562 | noeaxz: |
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563 | mov [pos],eax |
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564 | newdata: |
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565 | ret |
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566 | |||
567 | |||
568 | ;*************************************************************************** |
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569 | ; Function |
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570 | ; disconnect |
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571 | ; |
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572 | ; Description |
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573 | ; Closes the command socket |
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574 | ; |
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575 | ; Inputs |
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576 | ; None |
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577 | ; |
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578 | ;*************************************************************************** |
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579 | disconnect: |
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580 | mov eax, 53 ; Stack Interface |
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581 | mov ebx,8 ; Close TCP socket |
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582 | mov ecx,[CmdSocket] |
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485 | heavyiron | 583 | mcall |
481 | diamond | 584 | ret |
585 | |||
586 | |||
587 | |||
588 | ;*************************************************************************** |
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589 | ; Function |
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590 | ; disconnectData |
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591 | ; |
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592 | ; Description |
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593 | ; Closes the data socket |
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594 | ; |
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595 | ; Inputs |
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596 | ; None |
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597 | ; |
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598 | ;*************************************************************************** |
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599 | disconnectData: |
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600 | ; This delay would be better done by allowing the socket code |
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601 | ; to wait for all data to pass through the stack before closing |
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602 | pusha |
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603 | mov eax,5 |
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604 | mov ebx,200 ; Delay for 2s |
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485 | heavyiron | 605 | mcall |
481 | diamond | 606 | popa |
607 | |||
608 | mov eax, 53 ; Stack Interface |
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609 | mov ebx,8 ; Close TCP socket |
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610 | mov ecx,[DataSocket] |
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485 | heavyiron | 611 | mcall |
481 | diamond | 612 | ret |
613 | |||
614 | |||
615 | |||
616 | |||
617 | ;*************************************************************************** |
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618 | ; Function |
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619 | ; connect |
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620 | ; |
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621 | ; Description |
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622 | ; Opens the command socket |
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623 | ; |
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624 | ; Inputs |
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625 | ; None |
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626 | ; |
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627 | ;*************************************************************************** |
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628 | connect: |
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629 | pusha |
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630 | |||
631 | mov eax, 53 ; Stack Interface |
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632 | mov ebx, 5 ; Open TCP socket |
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633 | mov esi, 0 ; No remote IP address |
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634 | mov edx, 0 ; No remote port |
||
635 | mov ecx, 21 ; ftp command port id |
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636 | mov edi, 0 ; passive open |
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485 | heavyiron | 637 | mcall |
481 | diamond | 638 | mov [CmdSocket], eax |
639 | |||
640 | popa |
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641 | |||
642 | ret |
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643 | |||
644 | |||
645 | |||
646 | ;*************************************************************************** |
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647 | ; Function |
||
648 | ; connectData |
||
649 | ; |
||
650 | ; Description |
||
651 | ; Opens the data socket |
||
652 | ; |
||
653 | ; Inputs |
||
654 | ; None |
||
655 | ; |
||
656 | ;*************************************************************************** |
||
657 | connectData: |
||
658 | pusha |
||
659 | |||
660 | mov eax, 53 ; Stack Interface |
||
661 | mov ebx, 5 ; Open TCP socket |
||
662 | mov esi, [DataIP] ; remote IP address |
||
663 | mov edx, [DataPort] ; remote port |
||
664 | mov ecx, 20 ; ftp data port id |
||
665 | mov edi, 1 ; active open |
||
485 | heavyiron | 666 | mcall |
481 | diamond | 667 | mov [DataSocket], eax |
668 | |||
669 | popa |
||
670 | |||
671 | ret |
||
672 | |||
673 | |||
674 | |||
675 | |||
676 | ;*************************************************************************** |
||
677 | ; Function |
||
678 | ; findCmd |
||
679 | ; |
||
680 | ; Description |
||
681 | ; Scans the command string for a valid command. The command string |
||
682 | ; is in the global variable buff. |
||
683 | ; |
||
684 | ; Returns result in cmdPtr. This will be zero if none found |
||
685 | ; |
||
686 | ; Inputs |
||
687 | ; None |
||
688 | ; |
||
689 | ;*************************************************************************** |
||
690 | findCmd: |
||
691 | ; Setup to return 'none' in cmdPtr, if we find no cmd |
||
692 | mov eax, 0 |
||
693 | mov [cmdPtr], eax |
||
694 | cld |
||
695 | mov esi, buff |
||
696 | mov edi, CMDList |
||
697 | |||
698 | fc000: |
||
699 | cmp [edi], byte 0 ; Are we at the end of the CMDList? |
||
700 | je fc_exit |
||
701 | |||
702 | fc000a: |
||
703 | cmpsb |
||
704 | |||
705 | je fc_nextbyte |
||
706 | |||
707 | ; Command is different - move to the next entry in cmd table |
||
708 | mov esi, buff |
||
709 | |||
710 | fc001: |
||
711 | ; skip to the next command in the list |
||
712 | cmp [edi], byte 0 |
||
713 | je fc002 |
||
714 | inc edi |
||
715 | jmp fc001 |
||
716 | fc002: |
||
717 | add edi, 5 |
||
718 | jmp fc000 |
||
719 | |||
720 | fc_nextbyte: |
||
721 | ; Have we reached the end of the CMD text? |
||
722 | cmp [edi], byte 0 |
||
723 | je fc_got ; Yes - so we have a match |
||
724 | jmp fc000a ; No - loop back |
||
725 | |||
726 | fc_got: |
||
727 | ; Copy the function pointer for the selected command |
||
728 | inc edi |
||
729 | mov eax, [edi] |
||
730 | mov [cmdPtr], eax |
||
731 | |||
732 | fc_exit: |
||
733 | ret |
||
734 | |||
735 | |||
736 | |||
737 | ;*************************************************************************** |
||
738 | ; Function |
||
739 | ; decStr2Byte |
||
740 | ; |
||
741 | ; Description |
||
742 | ; Converts the decimal string pointed to by esi to a byte |
||
743 | ; |
||
744 | ; Inputs |
||
745 | ; string ptr in esi |
||
746 | ; |
||
747 | ; Outputs |
||
748 | ; esi points to next character not in string |
||
749 | ; eax holds result ( 0..255) |
||
750 | ; |
||
751 | ;*************************************************************************** |
||
752 | decStr2Byte: |
||
753 | xor eax, eax |
||
754 | xor ebx, ebx |
||
755 | mov ecx, 3 |
||
756 | |||
757 | dsb001: |
||
758 | mov bl, [esi] |
||
759 | |||
760 | cmp bl, '0' |
||
761 | jb dsb_exit |
||
762 | cmp bl, '9' |
||
763 | ja dsb_exit |
||
764 | |||
765 | imul eax, 10 |
||
766 | add eax, ebx |
||
767 | sub eax, '0' |
||
768 | inc esi |
||
769 | loop dsb001 |
||
770 | |||
771 | dsb_exit: |
||
772 | ret |
||
773 | |||
774 | |||
775 | |||
776 | ;*************************************************************************** |
||
777 | ; Function |
||
778 | ; parsePortStr |
||
779 | ; |
||
780 | ; Description |
||
781 | ; Converts the parameters of the PORT command, and stores them in the |
||
782 | ; appropriate variables. |
||
783 | ; |
||
784 | ; Inputs |
||
785 | ; None ( string in global variable buff ) |
||
786 | ; |
||
787 | ; Outputs |
||
788 | ; None |
||
789 | ; |
||
790 | ;*************************************************************************** |
||
791 | parsePortStr: |
||
792 | ; skip past the PORT text to get the the parameters. The command format |
||
793 | ; is |
||
794 | ; PORT i,i,i,i,p,p,0x0d,0x0a |
||
795 | ; where i and p are decimal byte values, high byte first. |
||
796 | xor eax, eax |
||
797 | mov [DataIP], eax |
||
798 | mov [DataPort], eax |
||
799 | mov esi, buff + 4 ; Start at first space character |
||
800 | |||
801 | pps001: |
||
802 | cmp [esi], byte ' ' ; Look for first non space character |
||
803 | jne pps002 |
||
804 | inc esi |
||
805 | jmp pps001 |
||
806 | |||
807 | pps002: |
||
808 | call decStr2Byte |
||
809 | add [DataIP], eax |
||
810 | ror dword [DataIP], 8 |
||
811 | inc esi |
||
812 | call decStr2Byte |
||
813 | add [DataIP], eax |
||
814 | ror dword [DataIP], 8 |
||
815 | inc esi |
||
816 | call decStr2Byte |
||
817 | add [DataIP], eax |
||
818 | ror dword [DataIP], 8 |
||
819 | inc esi |
||
820 | call decStr2Byte |
||
821 | add [DataIP], eax |
||
822 | ror dword [DataIP], 8 |
||
823 | inc esi |
||
824 | call decStr2Byte |
||
825 | add [DataPort], eax |
||
826 | shl [DataPort], 8 |
||
827 | inc esi |
||
828 | call decStr2Byte |
||
829 | add [DataPort], eax |
||
830 | |||
831 | ret |
||
832 | |||
833 | |||
834 | |||
835 | ;*************************************************************************** |
||
836 | ; Function |
||
837 | ; sendDir |
||
838 | ; |
||
839 | ; Description |
||
840 | ; Transmits the directory listing over the data connection. |
||
841 | ; The data connection is already open. |
||
842 | ; |
||
843 | ; Inputs |
||
844 | ; None |
||
845 | ; |
||
846 | ; Outputs |
||
847 | ; None |
||
848 | ; |
||
849 | ;*************************************************************************** |
||
850 | sendDir: |
||
851 | mov ebx, dirinfoblock |
||
852 | and dword [ebx+4], 0 ; start from zero block |
||
853 | sd001: |
||
854 | ; Read the next DirBlocksPerCall (=16) blocks |
||
855 | mov eax, 70 |
||
485 | heavyiron | 856 | mcall |
481 | diamond | 857 | ; Did we read anything? |
858 | test eax, eax |
||
859 | jz @f |
||
860 | cmp eax, 6 |
||
861 | jnz sd_exit |
||
862 | @@: |
||
863 | test ebx, ebx |
||
864 | jz sd_exit |
||
865 | ; Parse these blocks. There could be up to 16 files specified |
||
866 | mov esi, text + 0x1300 + 0x20 |
||
867 | sd002: |
||
868 | dec ebx |
||
869 | js sd004 |
||
870 | push ebx |
||
871 | ; OK, lets parse the entry. Ignore volume entries |
||
872 | test byte [esi], 8 |
||
873 | jnz sd003 |
||
874 | ; Valid file or directory. Start to compose the string we will send |
||
875 | mov edi, dirStr |
||
876 | ; If we have been called as a result of an NLST command, we only display |
||
877 | ; the filename |
||
878 | cmp [buff], byte 'N' |
||
879 | jz sd006 |
||
880 | |||
881 | mov [edi], byte '-' |
||
882 | test byte [esi], 10h |
||
883 | jz @f |
||
884 | mov [edi], byte 'd' |
||
885 | @@: |
||
886 | ; Ok, now copy across the directory listing text that will be constant |
||
887 | ; ( I dont bother looking at the read only or archive bits ) |
||
888 | |||
889 | mov ebx, tmplStr |
||
890 | @@: |
||
891 | inc edi |
||
892 | mov al, [ebx] |
||
893 | test al, al |
||
894 | jz @f |
||
895 | mov [edi], al |
||
896 | inc ebx |
||
897 | jmp @b |
||
898 | @@: |
||
899 | ; point to the last character of the string; |
||
900 | ; We will write the file size here, backwards |
||
901 | push edi ; Remember where the string ends |
||
902 | |||
903 | dec edi |
||
904 | ; eax holds the number |
||
905 | mov eax, [esi+32] |
||
906 | mov ebx, 10 |
||
907 | @@: |
||
908 | xor edx, edx |
||
909 | div ebx |
||
910 | add dl, '0' |
||
911 | mov [edi], dl |
||
912 | dec edi |
||
913 | test eax, eax |
||
914 | jnz @b |
||
915 | |||
916 | pop edi |
||
917 | ; now create the time & date fields |
||
918 | ;timeStr: db ' Jan 1 2000 ',0 |
||
919 | mov al, ' ' |
||
920 | stosb |
||
921 | movzx eax, byte [esi+28+1] |
||
922 | mov eax, dword [months + (eax-1)*4] |
||
923 | stosd |
||
924 | mov al, byte [esi+28] |
||
925 | aam |
||
926 | test ah, ah |
||
927 | jz sd005a |
||
928 | xchg al, ah |
||
929 | add ax, '00' |
||
930 | jmp sd005b |
||
931 | sd005a: |
||
932 | add al, '0' |
||
933 | mov ah, ' ' |
||
934 | sd005b: |
||
935 | stosw |
||
936 | mov al, ' ' |
||
937 | mov ecx, 6 |
||
938 | rep stosb |
||
939 | push edi |
||
940 | movzx eax, word [esi+28+2] |
||
941 | @@: |
||
942 | xor edx, edx |
||
943 | div ebx |
||
944 | add dl, '0' |
||
945 | mov [edi], dl |
||
946 | dec edi |
||
947 | test eax, eax |
||
948 | jnz @b |
||
949 | pop edi |
||
950 | inc edi |
||
951 | mov al, ' ' |
||
952 | stosb |
||
953 | sd006: |
||
954 | ; ** End of copying |
||
955 | |||
956 | ; now copy the filename across |
||
957 | lea ebx, [esi+40] |
||
958 | @@: |
||
959 | mov al, [ebx] |
||
960 | inc ebx |
||
961 | test al, al |
||
962 | jz @f |
||
963 | stosb |
||
964 | jmp @b |
||
965 | @@: |
||
966 | terminate: |
||
967 | ; Now terminate the line by putting CRLF sequence in |
||
968 | mov al, 0x0D |
||
969 | stosb |
||
970 | mov al, 0x0A |
||
971 | stosb |
||
972 | ; Send the completed line to the user over data socket |
||
973 | push esi |
||
974 | mov esi, dirStr |
||
975 | mov edx, edi |
||
976 | sub edx, esi |
||
977 | call outputDataStr |
||
978 | pop esi |
||
979 | |||
980 | sd003: ; Move to next entry in the block |
||
981 | pop ebx |
||
982 | add esi, 304 |
||
983 | jmp sd002 |
||
984 | sd004: |
||
985 | mov ebx, dirinfoblock |
||
986 | add dword [ebx+4], DirBlocksPerCall |
||
987 | jmp sd001 |
||
988 | |||
989 | sd_exit: |
||
990 | ret |
||
991 | |||
992 | |||
993 | |||
994 | |||
995 | |||
996 | ;*************************************************************************** |
||
997 | ; Function |
||
998 | ; setupFilePath |
||
999 | ; |
||
1000 | ; Description |
||
1001 | ; Copies the file name from the input request string into the |
||
1002 | ; file descriptor |
||
1003 | ; |
||
1004 | ; Inputs |
||
1005 | ; None |
||
1006 | ; |
||
1007 | ; Outputs |
||
1008 | ; None |
||
1009 | ; |
||
1010 | ;*************************************************************************** |
||
1011 | setupFilePath: |
||
1012 | mov esi, buff + 4 ; Point to (1 before) first character of file |
||
1013 | |||
1014 | ; Skip any trailing spaces or / character |
||
1015 | sfp001: |
||
1016 | inc esi |
||
1017 | cmp [esi], byte ' ' |
||
1018 | je sfp001 |
||
1019 | cmp [esi], byte '/' |
||
1020 | je sfp001 |
||
1021 | |||
1022 | ; esi points to start of filename. |
||
1023 | |||
1024 | |||
1025 | ; Copy across the directory path '/' |
||
1026 | ; into the fileinfoblock |
||
1027 | mov edi, filename |
||
1028 | mov dword [edi], '/RD/' |
||
1029 | mov word [edi+4], '1/' |
||
1030 | add edi, 6 |
||
1031 | |||
1032 | ; Copy across the filename |
||
1033 | sfp002: |
||
1034 | cld |
||
1035 | movsb |
||
1036 | cmp [esi], byte 0x0d |
||
1037 | jne sfp002 |
||
1038 | mov [edi], byte 0 |
||
1039 | ret |
||
1040 | |||
1041 | |||
1042 | |||
1043 | |||
1044 | ;*************************************************************************** |
||
1045 | ; Function |
||
1046 | ; sendFile |
||
1047 | ; |
||
1048 | ; Description |
||
1049 | ; Transmits the requested file over the open data socket |
||
1050 | ; The file to send is named in the buff string |
||
1051 | ; |
||
1052 | ; Inputs |
||
1053 | ; None |
||
1054 | ; |
||
1055 | ; Outputs |
||
1056 | ; None |
||
1057 | ; |
||
1058 | ;*************************************************************************** |
||
1059 | sendFile: |
||
1060 | call setupFilePath |
||
1061 | |||
1062 | ; init fileblock descriptor, for file read |
||
1063 | mov ebx, fileinfoblock |
||
1064 | and dword [ebx], 0 ; read cmd |
||
1065 | and dword [ebx+4], 0 ; first block |
||
1066 | |||
1067 | sf002a: |
||
1068 | ; now read the file.. |
||
1069 | mov eax,70 |
||
485 | heavyiron | 1070 | mcall |
481 | diamond | 1071 | test eax, eax |
1072 | jz @f |
||
1073 | cmp eax, 6 |
||
1074 | jnz sf_exit |
||
1075 | @@: |
||
1076 | push eax |
||
1077 | mov esi, text + 0x1300 |
||
1078 | mov edx, ebx |
||
1079 | call outputDataStr |
||
1080 | pop eax |
||
1081 | test eax, eax |
||
1082 | jnz sf_exit |
||
1083 | ; wait a bit |
||
1084 | mov eax, 5 |
||
1085 | mov ebx, 10 |
||
485 | heavyiron | 1086 | mcall |
481 | diamond | 1087 | mov ebx, fileinfoblock |
1088 | add dword [ebx+4], edx |
||
1089 | jmp sf002a |
||
1090 | |||
1091 | sf_exit: |
||
1092 | ret |
||
1093 | |||
1094 | |||
1095 | ;*************************************************************************** |
||
1096 | ; Function |
||
1097 | ; getFile |
||
1098 | ; |
||
1099 | ; Description |
||
1100 | ; Receives the specified file over the open data socket |
||
1101 | ; The file to receive is named in the buff string |
||
1102 | ; |
||
1103 | ; Inputs |
||
1104 | ; None |
||
1105 | ; |
||
1106 | ; Outputs |
||
1107 | ; None |
||
1108 | ; |
||
1109 | ;*************************************************************************** |
||
1110 | getFile: |
||
1111 | call setupFilePath |
||
1112 | |||
1113 | ; init fileblock descriptor, for file write |
||
1114 | xor eax, eax |
||
1115 | mov [fsize], eax ; Start filelength at 0 |
||
1116 | mov [fileinfoblock+4], eax ; set to 0 |
||
1117 | inc eax |
||
1118 | inc eax |
||
1119 | mov [fileinfoblock], eax ; write cmd |
||
1120 | |||
1121 | ; Read data from the socket until the socket closes |
||
1122 | ; loop |
||
1123 | ; loop |
||
1124 | ; read byte from socket |
||
1125 | ; write byte to file buffer |
||
1126 | ; until no more bytes in socket |
||
1127 | ; sleep 100ms |
||
1128 | ; until socket no longer connected |
||
1129 | ; write file to ram |
||
1130 | |||
1131 | gf000: |
||
1132 | mov eax, 53 |
||
1133 | mov ebx, 2 ; Get # of bytes in input queue |
||
1134 | mov ecx, [DataSocket] |
||
485 | heavyiron | 1135 | mcall |
481 | diamond | 1136 | test eax, eax |
1137 | je gf_sleep |
||
1138 | |||
1139 | mov eax, 53 |
||
1140 | mov ebx, 3 ; Get a byte from socket in bl |
||
1141 | mov ecx, [DataSocket] |
||
485 | heavyiron | 1142 | mcall ; returned data in bl |
481 | diamond | 1143 | |
1144 | mov esi, text + 0x1300 |
||
1145 | add esi, dword [fsize] |
||
1146 | mov [esi], bl |
||
1147 | inc dword [fsize] |
||
1148 | |||
1149 | ; dummy, write to screen |
||
1150 | ;call printChar |
||
1151 | |||
1152 | jmp gf000 |
||
1153 | |||
1154 | gf_sleep: |
||
1155 | ; Check to see if socket closed... |
||
1156 | mov eax,53 |
||
1157 | mov ebx,6 ; Get socket status |
||
1158 | mov ecx,[DataSocket] |
||
485 | heavyiron | 1159 | mcall |
481 | diamond | 1160 | |
1161 | cmp eax, 7 |
||
1162 | jne gf001 ; still open, so just sleep a bit |
||
1163 | |||
1164 | ; Finished, so write the file |
||
1165 | mov eax, [fsize] |
||
1166 | mov [fileinfoblock+12], eax |
||
1167 | mov eax,70 |
||
1168 | mov ebx,fileinfoblock |
||
485 | heavyiron | 1169 | mcall |
481 | diamond | 1170 | |
1171 | ret ; Finished |
||
1172 | |||
1173 | gf001: |
||
1174 | ; wait a bit |
||
1175 | mov eax,5 |
||
1176 | mov ebx,10 ; Delay for up 100ms |
||
485 | heavyiron | 1177 | mcall |
481 | diamond | 1178 | jmp gf000 ; try for more data |
1179 | |||
1180 | |||
1181 | |||
1182 | |||
1183 | |||
1184 | ;*************************************************************************** |
||
1185 | ; COMMAND HANDLERS FOLLOW |
||
1186 | ; |
||
1187 | ; These handlers implement the functionality of each supported FTP Command |
||
1188 | ; |
||
1189 | ;*************************************************************************** |
||
1190 | |||
1191 | cmdPWD: |
||
1192 | ; OK, show the directory name text |
||
1193 | mov esi, ramdir |
||
1194 | mov edx, ramdir_end - ramdir |
||
1195 | call outputStr |
||
1196 | |||
1197 | ; TODO give real directory |
||
1198 | |||
1199 | ret |
||
1200 | |||
1201 | |||
1202 | cmdCWD: |
||
1203 | ; Only / is valid for the ramdisk |
||
1204 | cmp [buff+5], byte 0x0d |
||
1205 | jne ccwd_000 |
||
1206 | |||
1207 | ; OK, show the directory name text |
||
1208 | mov esi, chdir |
||
1209 | mov edx, chdir_end - chdir |
||
1210 | jmp ccwd_001 |
||
1211 | |||
1212 | ccwd_000: |
||
1213 | ; Tell user there is no such directory |
||
1214 | mov esi, noFileStr |
||
1215 | mov edx, noFileStr_end - noFileStr |
||
1216 | |||
1217 | ccwd_001: |
||
1218 | call outputStr |
||
1219 | |||
1220 | ret |
||
1221 | |||
1222 | |||
1223 | cmdQUIT: |
||
1224 | ; The remote end will do the close; We just |
||
1225 | ; say goodbye. |
||
1226 | mov esi, byeStr |
||
1227 | mov edx, byeStr_end - byeStr |
||
1228 | call outputStr |
||
1229 | ret |
||
1230 | |||
1231 | |||
1232 | cmdABOR: |
||
1233 | |||
1234 | ; Close port |
||
1235 | call disconnectData |
||
1236 | |||
1237 | mov esi, abortStr |
||
1238 | mov edx, abortStr_end - abortStr |
||
1239 | call outputStr |
||
1240 | |||
1241 | ret |
||
1242 | |||
1243 | cmdPORT: |
||
1244 | ; TODO |
||
1245 | ; Copy the IP and port values to DataIP and DataPort |
||
1246 | |||
1247 | call parsePortStr |
||
1248 | |||
1249 | ; Indicate the command was accepted |
||
1250 | mov esi, cmdOKStr |
||
1251 | mov edx, cmdOKStr_end - cmdOKStr |
||
1252 | call outputStr |
||
1253 | ret |
||
1254 | |||
1255 | cmdnoop: |
||
1256 | ; Indicate the command was accepted |
||
1257 | mov esi, cmdOKStr |
||
1258 | mov edx, cmdOKStr_end - cmdOKStr |
||
1259 | call outputStr |
||
1260 | ret |
||
1261 | |||
1262 | |||
1263 | cmdTYPE: |
||
1264 | ; TODO |
||
1265 | ; Note the type field selected - reject if needed. |
||
1266 | |||
1267 | ; Indicate the command was accepted |
||
1268 | mov esi, cmdOKStr |
||
1269 | mov edx, cmdOKStr_end - cmdOKStr |
||
1270 | call outputStr |
||
1271 | ret |
||
1272 | |||
1273 | cmdsyst: |
||
1274 | ; Indicate the system type |
||
1275 | mov esi, systStr |
||
1276 | mov edx, systStr_end - systStr |
||
1277 | call outputStr |
||
1278 | ret |
||
1279 | |||
1280 | |||
1281 | cmdDELE: |
||
1282 | call setupFilePath |
||
1283 | |||
1284 | mov ebx, fileinfoblock |
||
1285 | mov dword [ebx], 8 |
||
1286 | and dword [ebx+4], 0 |
||
1287 | push dword [ebx+12] |
||
1288 | push dword [ebx+16] |
||
1289 | and dword [ebx+12], 0 |
||
1290 | and dword [ebx+16], 0 |
||
1291 | mov eax, 70 |
||
485 | heavyiron | 1292 | mcall |
481 | diamond | 1293 | pop dword [ebx+16] |
1294 | pop dword [ebx+12] |
||
1295 | |||
1296 | test eax, eax |
||
1297 | jne cmdDele_err |
||
1298 | |||
1299 | mov esi, delokStr |
||
1300 | mov edx, delokStr_end - delokStr |
||
1301 | call outputStr |
||
1302 | |||
1303 | jmp cmdDele_exit |
||
1304 | |||
1305 | cmdDele_err: |
||
1306 | mov esi, noFileStr |
||
1307 | mov edx, noFileStr_end - noFileStr |
||
1308 | call outputStr |
||
1309 | |||
1310 | |||
1311 | cmdDele_exit: |
||
1312 | ret |
||
1313 | |||
1314 | |||
1315 | cmdNLST: |
||
1316 | cmdLIST: |
||
1317 | ; Indicate the command was accepted |
||
1318 | mov esi, startStr |
||
1319 | mov edx, startStr_end - startStr |
||
1320 | call outputStr |
||
1321 | |||
1322 | call connectData |
||
1323 | |||
1324 | ; Wait for socket to establish |
||
1325 | |||
1326 | cl001: |
||
1327 | ; wait a bit |
||
1328 | mov eax,5 |
||
1329 | mov ebx,10 ; Delay for up 100ms |
||
485 | heavyiron | 1330 | mcall |
481 | diamond | 1331 | |
1332 | ; check connection status |
||
1333 | mov eax,53 |
||
1334 | mov ebx,6 ; Get socket status |
||
1335 | mov ecx,[DataSocket] |
||
485 | heavyiron | 1336 | mcall |
481 | diamond | 1337 | |
1338 | cmp eax, 4 |
||
1339 | jne cl001 |
||
1340 | |||
1341 | ; send directory listing |
||
1342 | call sendDir |
||
1343 | |||
1344 | ; Close port |
||
1345 | call disconnectData |
||
1346 | |||
1347 | mov esi, endStr |
||
1348 | mov edx, endStr_end - endStr |
||
1349 | call outputStr |
||
1350 | ret |
||
1351 | |||
1352 | cmdRETR: |
||
1353 | ; Indicate the command was accepted |
||
1354 | mov esi, startStr |
||
1355 | mov edx, startStr_end - startStr |
||
1356 | call outputStr |
||
1357 | |||
1358 | call connectData |
||
1359 | |||
1360 | ; Wait for socket to establish |
||
1361 | |||
1362 | cr001: |
||
1363 | ; wait a bit |
||
1364 | mov eax,5 |
||
1365 | mov ebx,10 ; Delay for up 100ms |
||
485 | heavyiron | 1366 | mcall |
481 | diamond | 1367 | |
1368 | ; check connection status |
||
1369 | mov eax,53 |
||
1370 | mov ebx,6 ; Get socket status |
||
1371 | mov ecx,[DataSocket] |
||
485 | heavyiron | 1372 | mcall |
481 | diamond | 1373 | |
1374 | cmp eax, 4 |
||
1375 | jne cr001 |
||
1376 | |||
1377 | ; send data to remote user |
||
1378 | call sendFile |
||
1379 | |||
1380 | ; Close port |
||
1381 | call disconnectData |
||
1382 | |||
1383 | mov esi, endStr |
||
1384 | mov edx, endStr_end - endStr |
||
1385 | call outputStr |
||
1386 | |||
1387 | |||
1388 | ret |
||
1389 | |||
1390 | |||
1391 | cmdSTOR: |
||
1392 | ; Indicate the command was accepted |
||
1393 | mov esi, storStr |
||
1394 | mov edx, storStr_end - storStr |
||
1395 | call outputStr |
||
1396 | |||
1397 | call connectData |
||
1398 | |||
1399 | ; Wait for socket to establish |
||
1400 | |||
1401 | cs001: |
||
1402 | ; wait a bit |
||
1403 | mov eax,5 |
||
1404 | mov ebx,10 ; Delay for up 100ms |
||
485 | heavyiron | 1405 | mcall |
481 | diamond | 1406 | |
1407 | ; check connection status |
||
1408 | mov eax,53 |
||
1409 | mov ebx,6 ; Get socket status |
||
1410 | mov ecx,[DataSocket] |
||
485 | heavyiron | 1411 | mcall |
481 | diamond | 1412 | |
1413 | cmp eax, 4 |
||
1414 | je @f |
||
1415 | cmp eax, 7 |
||
1416 | jne cs001 |
||
1417 | @@: |
||
1418 | |||
1419 | ; get data file from remote user |
||
1420 | call getFile |
||
1421 | |||
1422 | mov esi, endStr |
||
1423 | mov edx, endStr_end - endStr |
||
1424 | call outputStr |
||
1425 | |||
1426 | ; Close port |
||
1427 | call disconnectData |
||
1428 | |||
1429 | ret |
||
1430 | |||
1431 | |||
1432 | |||
1433 | ; DATA AREA |
||
1434 | |||
1435 | ; This is the list of supported commands, and the function to call |
||
1436 | ; The list end with a NULL. |
||
1437 | CMDList: |
||
1438 | db 'pwd',0 |
||
1439 | dd cmdPWD |
||
1440 | |||
1441 | db 'PWD',0 |
||
1442 | dd cmdPWD |
||
1443 | |||
1444 | db 'XPWD',0 |
||
1445 | dd cmdPWD |
||
1446 | |||
1447 | db 'xpwd',0 |
||
1448 | dd cmdPWD |
||
1449 | |||
1450 | db 'QUIT',0 |
||
1451 | dd cmdQUIT |
||
1452 | |||
1453 | db 'quit',0 |
||
1454 | dd cmdQUIT |
||
1455 | |||
1456 | db 'PORT',0 |
||
1457 | dd cmdPORT |
||
1458 | |||
1459 | db 'port',0 |
||
1460 | dd cmdPORT |
||
1461 | |||
1462 | db 'LIST',0 |
||
1463 | dd cmdLIST |
||
1464 | |||
1465 | db 'list',0 |
||
1466 | dd cmdLIST |
||
1467 | |||
1468 | db 'NLST',0 |
||
1469 | dd cmdNLST |
||
1470 | |||
1471 | db 'nlst',0 |
||
1472 | dd cmdNLST |
||
1473 | |||
1474 | db 'TYPE',0 |
||
1475 | dd cmdTYPE |
||
1476 | |||
1477 | db 'type',0 |
||
1478 | dd cmdTYPE |
||
1479 | |||
1480 | db 'syst',0 |
||
1481 | dd cmdsyst |
||
1482 | |||
1483 | db 'noop',0 |
||
1484 | dd cmdnoop |
||
1485 | |||
1486 | db 'CWD',0 |
||
1487 | dd cmdCWD |
||
1488 | |||
1489 | db 'cwd',0 |
||
1490 | dd cmdCWD |
||
1491 | |||
1492 | db 'RETR',0 |
||
1493 | dd cmdRETR |
||
1494 | |||
1495 | db 'retr',0 |
||
1496 | dd cmdRETR |
||
1497 | |||
1498 | db 'DELE',0 |
||
1499 | dd cmdDELE |
||
1500 | |||
1501 | db 'dele',0 |
||
1502 | dd cmdDELE |
||
1503 | |||
1504 | db 'stor',0 |
||
1505 | dd cmdSTOR |
||
1506 | |||
1507 | db 'STOR',0 |
||
1508 | dd cmdSTOR |
||
1509 | |||
1510 | db 'ABOR',0 |
||
1511 | dd cmdABOR |
||
1512 | |||
1513 | db 'abor',0 |
||
1514 | dd cmdABOR |
||
1515 | |||
1516 | db 0xff,0xf4,0xff,0xf2,'ABOR',0 |
||
1517 | dd cmdABOR |
||
1518 | |||
1519 | db 0 |
||
1520 | |||
1521 | |||
1522 | cmdPtr dd 0 |
||
1523 | CmdSocket dd 0x0 |
||
1524 | CmdSocketStatus dd 0x0 |
||
1525 | DataSocket dd 0x0 |
||
1526 | DataSocketStatus dd 0x0 |
||
1527 | DataPort dd 0x00 |
||
1528 | DataIP dd 0x00 |
||
1529 | pos dd 80 * 1 |
||
1530 | scroll dd 1 |
||
1531 | dd 24 |
||
1532 | |||
1533 | labelt db 'FTP Server v0.1',0 |
||
1534 | contt db 'Connected' |
||
1535 | contlen: |
||
1536 | discontt db 'Disconnected' |
||
1537 | discontlen: |
||
1538 | |||
1539 | cmdOKStr: db '200 Command OK',0x0d,0x0a |
||
1540 | cmdOKStr_end: |
||
1541 | |||
1542 | loginStr0: db '220- Menuet FTP Server v0.1',0x0d,0x0a |
||
1543 | db '220 Username and Password required',0x0d,0x0a |
||
1544 | loginStr0_end: |
||
1545 | |||
1546 | loginStr1: db '331 Password now required',0x0d,0x0a |
||
1547 | loginStr1_end: |
||
1548 | |||
1549 | loginStr2: db '230 You are now logged in.',0x0d,0x0a |
||
1550 | loginStr2_end: |
||
1551 | |||
1552 | byeStr: db '221 Bye bye!',0x0d,0x0a |
||
1553 | byeStr_end: |
||
1554 | |||
1555 | systStr: db '215 UNIX system type',0x0d,0x0a |
||
1556 | systStr_end: |
||
1557 | |||
1558 | ramdir: db '257 "/"',0x0d,0x0a |
||
1559 | ramdir_end: |
||
1560 | |||
1561 | chdir: db '200 directory changed to /',0x0d,0x0a |
||
1562 | chdir_end: |
||
1563 | |||
1564 | unsupStr: db '500 Unsupported command',0x0d,0x0a |
||
1565 | unsupStr_end: |
||
1566 | |||
1567 | noFileStr: db '550 No such file',0x0d,0x0a |
||
1568 | noFileStr_end: |
||
1569 | |||
1570 | delokStr: db '250 DELE command successful',0x0d,0x0a |
||
1571 | delokStr_end: |
||
1572 | |||
1573 | startStr: db '150 Here it comes...',0x0d,0x0a |
||
1574 | startStr_end: |
||
1575 | |||
1576 | storStr: db '150 Connecting for STOR',0x0d,0x0a |
||
1577 | storStr_end: |
||
1578 | |||
1579 | endStr: db '226 Transfer OK, Closing connection',0x0d,0x0a |
||
1580 | endStr_end: |
||
1581 | |||
1582 | abortStr: db '225 Abort successful',0x0d,0x0a |
||
1583 | abortStr_end: |
||
1584 | |||
1585 | ; This is the buffer used for building up a directory listing line |
||
1586 | dirStr: times 128 db 0 |
||
1587 | |||
1588 | ; This is template string used in building up a directory listing line |
||
1589 | tmplStr: db 'rw-rw-rw- 1 0 0 ',0 |
||
1590 | |||
1591 | months: |
||
1592 | dd 'Jan ','Feb ','Mar ','Apr ','May ','Jun ' |
||
1593 | dd 'Jul ','Aug ','Sep ','Oct ','Nov ','Dec ' |
||
1594 | |||
1595 | fileinfoblock: |
||
1596 | dd 0x00 |
||
1597 | dd 0x00 |
||
1598 | dd 0x00 |
||
1599 | dd 0x200 ; bytes to read |
||
1600 | dd text + 0x1300 ; data area |
||
1601 | filename: times 256 db 0 |
||
1602 | |||
1603 | ; The following lines define data for reading a directory block |
||
1604 | DirBlocksPerCall = 16 |
||
1605 | dirinfoblock: |
||
1606 | dd 1 |
||
1607 | dd 0x00 |
||
1608 | dd 0x00 |
||
1609 | dd DirBlocksPerCall |
||
1610 | dd text + 0x1300 ; data area |
||
1611 | ; The 'filename' for a directory listing |
||
539 | spraid | 1612 | dirpath db '/sys',0 |
481 | diamond | 1613 | |
1614 | fsize: dd 0 |
||
1615 | |||
1616 | state db 0 |
||
1617 | buffptr dd 0 |
||
1618 | buff: times 256 db 0 ; Could put this after iend |
||
1619 | |||
1620 | ; Ram use at the end of the application: |
||
1621 | ; text : 2400 bytes for screen memory |
||
1622 | ; text + 0x1300 : file data area |
||
1623 | text: |
||
1624 | I_END: |