Rev 2610 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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2554 | hidnplayr | 1 | ; |
2 | ; Kolibrios FTP Daemon |
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3 | ; |
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4 | ; hidnplayr@gmail.com |
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5 | ; |
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6 | ; GPLv2 |
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7 | ; |
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8 | |||
2571 | hidnplayr | 9 | BUFFERSIZE = 8192 |
2554 | hidnplayr | 10 | |
2598 | hidnplayr | 11 | ; using multiple's of 4 |
12 | STATE_CONNECTED = 4*0 |
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13 | STATE_LOGIN = 4*1 |
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14 | STATE_LOGIN_FAIL = 4*2 ; When an invalid username was given |
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15 | STATE_ACTIVE = 4*3 |
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2554 | hidnplayr | 16 | |
2560 | hidnplayr | 17 | TYPE_UNDEF = 0 |
2557 | hidnplayr | 18 | |
2560 | hidnplayr | 19 | TYPE_ASCII = 00000100b |
20 | TYPE_EBDIC = 00001000b |
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21 | ; subtypes for ascii & ebdic (np = default) |
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22 | TYPE_NP = 00000001b ; non printable |
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23 | TYPE_TELNET = 00000010b |
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24 | TYPE_ASA = 00000011b |
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25 | |||
26 | TYPE_IMAGE = 01000000b ; binary data |
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27 | TYPE_LOCAL = 10000000b ; bits per byte must be specified |
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28 | ; lower 4 bits will hold this value |
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29 | MODE_NOTREADY = 0 |
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30 | MODE_ACTIVE = 1 |
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2562 | hidnplayr | 31 | MODE_PASSIVE_WAIT = 2 |
32 | MODE_PASSIVE_OK = 3 |
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2598 | hidnplayr | 33 | MODE_PASSIVE_FAILED = 4 |
2560 | hidnplayr | 34 | |
2598 | hidnplayr | 35 | PERMISSION_EXEC = 1b ; LIST |
36 | PERMISSION_READ = 10b |
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37 | PERMISSION_WRITE = 100b |
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38 | PERMISSION_DELETE = 1000b |
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39 | PERMISSION_CD = 10000b ; Change Directory |
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40 | |||
41 | ABORT = 1 shl 31 |
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42 | |||
2581 | hidnplayr | 43 | format binary as "" |
44 | |||
2554 | hidnplayr | 45 | use32 |
46 | db 'MENUET01' ; signature |
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47 | dd 1 ; header version |
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48 | dd start ; entry point |
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49 | dd i_end ; initialized size |
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50 | dd mem+0x1000 ; required memory |
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51 | dd mem+0x1000 ; stack pointer |
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2578 | hidnplayr | 52 | dd params ; parameters |
2554 | hidnplayr | 53 | dd path ; path |
54 | |||
55 | include '../macros.inc' |
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56 | purge mov,add,sub |
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57 | include '../proc32.inc' |
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58 | include '../dll.inc' |
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2562 | hidnplayr | 59 | include '../struct.inc' |
60 | include '../libio.inc' |
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2554 | hidnplayr | 61 | |
62 | include '../network.inc' |
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63 | include 'commands.inc' |
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64 | |||
65 | start: |
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2609 | hidnplayr | 66 | mcall 68, 11 ; init heap |
67 | mcall 40, 1 shl 7 ; we only want network events |
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68 | |||
2554 | hidnplayr | 69 | ; load libraries |
70 | stdcall dll.Load, @IMPORT |
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71 | test eax, eax |
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72 | jnz exit |
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73 | |||
2598 | hidnplayr | 74 | ; find path to main settings file (ftpd.ini) |
2578 | hidnplayr | 75 | mov edi, path ; Calculate the length of zero-terminated string |
2585 | hidnplayr | 76 | xor al, al |
2554 | hidnplayr | 77 | mov ecx, 1024 |
78 | repne scasb |
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79 | dec edi |
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2598 | hidnplayr | 80 | mov esi, str_ini ; append it with '.ini', 0 |
2554 | hidnplayr | 81 | movsd |
82 | movsb |
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83 | |||
2598 | hidnplayr | 84 | ; now create the second path (users.ini) |
85 | std |
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86 | mov al, '/' |
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87 | repne scasb |
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88 | lea ecx, [edi - path + 2] |
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89 | cld |
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90 | mov esi, path |
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91 | mov edi, path2 |
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92 | rep movsb |
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93 | mov esi, str_users |
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94 | movsd |
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95 | movsd |
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96 | movsw |
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97 | |||
2554 | hidnplayr | 98 | ; initialize console |
2602 | hidnplayr | 99 | invoke con_start, 1 |
100 | invoke con_init, -1, -1, -1, -1, title |
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2560 | hidnplayr | 101 | |
2598 | hidnplayr | 102 | invoke ini.get_str, path, str_ftpd, str_ip, ini_buf, 16, 0 |
103 | mov esi, ini_buf |
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2610 | hidnplayr | 104 | mov cl, '.' |
2598 | hidnplayr | 105 | call ip_to_dword |
106 | mov [serverip], ebx |
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107 | |||
2560 | hidnplayr | 108 | invoke ini.get_int, path, str_ftpd, str_port, 21 |
109 | mov [sockaddr1.port], ax |
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110 | |||
2602 | hidnplayr | 111 | invoke con_printf, str1, eax |
2624 | hidnplayr | 112 | add esp, 8 |
2554 | hidnplayr | 113 | |
114 | mcall socket, AF_INET4, SOCK_STREAM, 0 |
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115 | cmp eax, -1 |
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116 | je sock_err |
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117 | mov [socketnum], eax |
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118 | |||
2602 | hidnplayr | 119 | invoke con_write_asciiz, str2 |
2560 | hidnplayr | 120 | |
2585 | hidnplayr | 121 | ; mcall setsockopt, [socketnum], SOL_SOCKET, SO_REUSEADDR, &yes, |
122 | ; cmp eax, -1 |
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123 | ; je opt_err |
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2554 | hidnplayr | 124 | |
125 | mcall bind, [socketnum], sockaddr1, sockaddr1.length |
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126 | cmp eax, -1 |
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127 | je bind_err |
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128 | |||
2602 | hidnplayr | 129 | invoke con_write_asciiz, str2 |
2560 | hidnplayr | 130 | |
2554 | hidnplayr | 131 | invoke ini.get_int, path, str_ftpd, str_conn, 1 ; Backlog (max connections) |
132 | mov edx, eax |
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2560 | hidnplayr | 133 | |
2602 | hidnplayr | 134 | invoke con_write_asciiz, str2 |
2560 | hidnplayr | 135 | |
2554 | hidnplayr | 136 | mcall listen, [socketnum] |
137 | cmp eax, -1 |
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138 | je listen_err |
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139 | |||
2602 | hidnplayr | 140 | invoke con_write_asciiz, str2b |
2554 | hidnplayr | 141 | |
2610 | hidnplayr | 142 | invoke ini.get_int, path, str_pasv, str_start, 2000 |
143 | mov [pasv_start], ax |
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144 | invoke ini.get_int, path, str_pasv, str_end, 5000 |
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145 | mov [pasv_end], ax |
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2609 | hidnplayr | 146 | |
2578 | hidnplayr | 147 | mainloop: |
2624 | hidnplayr | 148 | mcall 23, 100 ; Wait here for incoming connections on the base socket (socketnum) |
149 | ; One second timeout, we sill use this to check if console is still working |
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2554 | hidnplayr | 150 | |
2624 | hidnplayr | 151 | test eax, 1 shl 7 ; network event? |
152 | jz .checkconsole |
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153 | |||
2578 | hidnplayr | 154 | mcall 51, 1, threadstart, 0 ; Start a new thread for every incoming connection |
155 | ; NOTE: upon initialisation of the thread, stack will not be available! |
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156 | jmp mainloop |
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157 | |||
2624 | hidnplayr | 158 | .checkconsole: |
159 | |||
160 | invoke con_get_flags ; Is console still running? |
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161 | test eax, 0x0200 |
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162 | jz mainloop |
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163 | mcall close, [socketnum] ; kill the listening socket |
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164 | mcall -1 ; and exit |
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165 | |||
2585 | hidnplayr | 166 | diff16 "threadstart", 0, $ |
2624 | hidnplayr | 167 | |
2578 | hidnplayr | 168 | threadstart: |
2609 | hidnplayr | 169 | ;;; mcall 68, 11 ; init heap |
2578 | hidnplayr | 170 | mcall 68, 12, sizeof.thread_data ; allocate the thread data struct |
2609 | hidnplayr | 171 | test eax, eax |
2578 | hidnplayr | 172 | je exit |
2554 | hidnplayr | 173 | |
2578 | hidnplayr | 174 | lea esp, [eax + thread_data.stack] ; init stack |
2609 | hidnplayr | 175 | mov ebp, eax |
2554 | hidnplayr | 176 | |
2578 | hidnplayr | 177 | mcall 40, 1 shl 7 ; we only want network events for this thread |
2554 | hidnplayr | 178 | |
2624 | hidnplayr | 179 | lea ebx, [ebp + thread_data.buffer] ; get information about the current process |
180 | or ecx, -1 |
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181 | mcall 9 |
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182 | mov eax, dword [ebp + thread_data.buffer + 30] ; PID is at offset 30 |
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183 | mov [ebp + thread_data.pid], eax |
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184 | |||
2602 | hidnplayr | 185 | invoke con_set_flags, 0x03 |
2624 | hidnplayr | 186 | invoke con_printf, str8, [ebp + thread_data.pid] ; print on the console that we have created the new thread successfully |
187 | add esp, 8 ; balance stack |
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2602 | hidnplayr | 188 | invoke con_set_flags, 0x07 |
2578 | hidnplayr | 189 | |
2610 | hidnplayr | 190 | mcall accept, [socketnum], sockaddr1, sockaddr1.length ; time to accept the awaiting connection.. |
2578 | hidnplayr | 191 | cmp eax, -1 |
192 | je thread_exit |
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2609 | hidnplayr | 193 | mov [ebp + thread_data.socketnum], eax |
2578 | hidnplayr | 194 | |
2609 | hidnplayr | 195 | mov [ebp + thread_data.state], STATE_CONNECTED |
196 | mov [ebp + thread_data.permissions], 0 |
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197 | mov [ebp + thread_data.mode], MODE_NOTREADY |
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198 | lea eax, [ebp + thread_data.buffer] |
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199 | mov [ebp + thread_data.buffer_ptr], eax |
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2610 | hidnplayr | 200 | mov [ebp + thread_data.passivesocknum], -1 |
2578 | hidnplayr | 201 | |
2598 | hidnplayr | 202 | sendFTP "220 Welcome to KolibriOS FTP daemon" |
203 | |||
2624 | hidnplayr | 204 | diff16 "threadloop", 0, $ |
2578 | hidnplayr | 205 | threadloop: |
2624 | hidnplayr | 206 | ; Check if our socket is still connected |
207 | mcall send, [ebp + thread_data.socketnum], 0, 0 ; Try to send zero bytes, if socket is closed, this will return -1 |
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208 | cmp eax, -1 |
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209 | je thread_exit |
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2578 | hidnplayr | 210 | |
2624 | hidnplayr | 211 | mcall 10 ; Wait for network event |
212 | |||
2609 | hidnplayr | 213 | cmp [ebp + thread_data.mode], MODE_PASSIVE_WAIT |
2598 | hidnplayr | 214 | jne .not_passive |
2609 | hidnplayr | 215 | mov ecx, [ebp + thread_data.passivesocknum] |
216 | lea edx, [ebp + thread_data.datasock] |
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2578 | hidnplayr | 217 | mov esi, sizeof.thread_data.datasock |
218 | mcall accept |
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2562 | hidnplayr | 219 | cmp eax, -1 |
2598 | hidnplayr | 220 | je .not_passive |
2609 | hidnplayr | 221 | mov [ebp + thread_data.datasocketnum], eax |
222 | mov [ebp + thread_data.mode], MODE_PASSIVE_OK |
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2610 | hidnplayr | 223 | mcall close ; [ebp + thread_data.passivesocknum] |
224 | mov [ebp + thread_data.passivesocknum], -1 |
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2562 | hidnplayr | 225 | |
2602 | hidnplayr | 226 | invoke con_write_asciiz, str_datasock |
2598 | hidnplayr | 227 | .not_passive: |
2562 | hidnplayr | 228 | |
2609 | hidnplayr | 229 | mov ecx, [ebp + thread_data.socketnum] |
230 | mov edx, [ebp + thread_data.buffer_ptr] |
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2598 | hidnplayr | 231 | mov esi, sizeof.thread_data.buffer ;;; FIXME |
2578 | hidnplayr | 232 | mcall recv |
2610 | hidnplayr | 233 | inc eax ; error? (-1) |
2578 | hidnplayr | 234 | jz threadloop |
2610 | hidnplayr | 235 | dec eax ; 0 bytes read? |
2598 | hidnplayr | 236 | jz threadloop |
2554 | hidnplayr | 237 | |
2609 | hidnplayr | 238 | mov edi, [ebp + thread_data.buffer_ptr] |
239 | add [ebp + thread_data.buffer_ptr], eax |
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2560 | hidnplayr | 240 | |
2598 | hidnplayr | 241 | ; Check if we received a newline character, if not, wait for more data |
242 | mov ecx, eax |
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243 | mov al, 13 |
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244 | repne scasb |
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245 | jne threadloop |
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246 | |||
247 | ; We got a command! |
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2610 | hidnplayr | 248 | mov byte [edi + 1], 0 ; append string with zero byte |
2609 | hidnplayr | 249 | lea esi, [ebp + thread_data.buffer] |
250 | mov ecx, [ebp + thread_data.buffer_ptr] |
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2602 | hidnplayr | 251 | sub ecx, esi |
2610 | hidnplayr | 252 | mov [ebp + thread_data.buffer_ptr], esi ; reset buffer ptr |
2598 | hidnplayr | 253 | |
2610 | hidnplayr | 254 | invoke con_set_flags, 0x02 ; print received data to console (in green color) |
2602 | hidnplayr | 255 | invoke con_write_asciiz, str_newline |
256 | invoke con_write_asciiz, esi |
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257 | invoke con_set_flags, 0x07 |
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2560 | hidnplayr | 258 | |
2602 | hidnplayr | 259 | push threadloop |
260 | jmp parse_cmd |
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2554 | hidnplayr | 261 | |
262 | listen_err: |
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2610 | hidnplayr | 263 | invoke con_set_flags, 0x0c ; print errors in red |
2602 | hidnplayr | 264 | invoke con_write_asciiz, str3 |
2554 | hidnplayr | 265 | jmp done |
266 | |||
267 | bind_err: |
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2610 | hidnplayr | 268 | invoke con_set_flags, 0x0c ; print errors in red |
2602 | hidnplayr | 269 | invoke con_write_asciiz, str4 |
2554 | hidnplayr | 270 | jmp done |
271 | |||
272 | sock_err: |
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2610 | hidnplayr | 273 | invoke con_set_flags, 0x0c ; print errors in red |
2602 | hidnplayr | 274 | invoke con_write_asciiz, str6 |
2554 | hidnplayr | 275 | jmp done |
276 | |||
277 | done: |
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2624 | hidnplayr | 278 | invoke con_exit, 0 |
2554 | hidnplayr | 279 | exit: |
280 | mcall -1 |
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281 | |||
282 | |||
2578 | hidnplayr | 283 | thread_exit: |
2624 | hidnplayr | 284 | invoke con_set_flags, 0x03 ; print thread info in blue |
285 | invoke con_printf, str_bye, [ebp + thread_data.pid] ; print on the console that we are about to kill the thread |
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286 | add esp, 8 ; balance stack |
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287 | mcall 68, 13, ebp ; free the memory |
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288 | mcall -1 ; and kill the thread |
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2554 | hidnplayr | 289 | |
290 | |||
2578 | hidnplayr | 291 | ; initialized data |
292 | |||
293 | title db 'KolibriOS FTP daemon 0.1', 0 |
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2624 | hidnplayr | 294 | str1 db 'Starting FTP daemon on port %u.', 0 |
2578 | hidnplayr | 295 | str2 db '.', 0 |
2585 | hidnplayr | 296 | str2b db ' OK!',10,0 |
297 | str3 db 'Listen error',10,0 |
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2624 | hidnplayr | 298 | str4 db 10,'ERROR: local port is already in use.',10,0 |
2578 | hidnplayr | 299 | ;str5 db 'Setsockopt error.',10,10,0 |
2624 | hidnplayr | 300 | str6 db 'ERROR: Could not open socket.',10,0 |
2578 | hidnplayr | 301 | str7 db 'Got data!',10,10,0 |
2624 | hidnplayr | 302 | str8 db 10,'Thread %d created',10,0 |
303 | str_bye db 10,'Thread %d killed',10,0 |
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2578 | hidnplayr | 304 | |
2585 | hidnplayr | 305 | str_logged_in db 'Login ok',10,0 |
2602 | hidnplayr | 306 | str_pass_ok db 'Password ok',10,0 |
2610 | hidnplayr | 307 | str_pass_err db 'Password/Username incorrect',10,0 |
2562 | hidnplayr | 308 | str_pwd db 'Current directory is "%s"\n',0 |
2624 | hidnplayr | 309 | str_err2 db 'ERROR: cannot open the directory.',10,0 |
310 | str_datasock db 'Passive data socket connected.',10,0 |
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311 | str_notfound db 'ERROR: file not found.',10,0 |
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312 | str_sockerr db 'ERROR: socket error.',10,0 |
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2560 | hidnplayr | 313 | |
2578 | hidnplayr | 314 | str_newline db 10, 0 |
2562 | hidnplayr | 315 | str_mask db '*', 0 |
2602 | hidnplayr | 316 | str_infinity db 0xff, 0xff, 0xff, 0xff, 0 |
2562 | hidnplayr | 317 | |
2578 | hidnplayr | 318 | months dd 'Jan ' |
319 | dd 'Feb ' |
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320 | dd 'Mar ' |
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321 | dd 'Apr ' |
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322 | dd 'May ' |
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323 | dd 'Jun ' |
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324 | dd 'Jul ' |
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325 | dd 'Aug ' |
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326 | dd 'Sep ' |
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327 | dd 'Oct ' |
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328 | dd 'Nov ' |
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329 | dd 'Dec ' |
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2562 | hidnplayr | 330 | |
2598 | hidnplayr | 331 | str_users db 'users' |
332 | str_ini db '.ini', 0 |
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2578 | hidnplayr | 333 | str_port db 'port', 0 |
334 | str_ftpd db 'ftpd', 0 |
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335 | str_conn db 'conn', 0 |
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2598 | hidnplayr | 336 | str_ip db 'ip', 0 |
337 | str_pass db 'pass', 0 |
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338 | str_home db 'home', 0 |
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339 | str_mode db 'mode', 0 |
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2610 | hidnplayr | 340 | str_pasv db 'pasv', 0 |
341 | str_start db 'start', 0 |
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342 | str_end db 'end', 0 |
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2562 | hidnplayr | 343 | |
2598 | hidnplayr | 344 | |
2554 | hidnplayr | 345 | sockaddr1: |
2578 | hidnplayr | 346 | dw AF_INET4 |
347 | .port dw 21 |
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348 | .ip dd 0 |
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349 | rb 10 |
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350 | .length = $ - sockaddr1 |
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2554 | hidnplayr | 351 | |
352 | ; import |
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2578 | hidnplayr | 353 | |
2554 | hidnplayr | 354 | align 4 |
355 | @IMPORT: |
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356 | |||
2609 | hidnplayr | 357 | diff16 "import", 0, $ |
358 | |||
2578 | hidnplayr | 359 | library console, 'console.obj',\ |
360 | libini, 'libini.obj', \ |
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361 | libio, 'libio.obj' |
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2554 | hidnplayr | 362 | |
2578 | hidnplayr | 363 | import console,\ |
364 | con_start, 'START',\ |
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365 | con_init, 'con_init',\ |
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366 | con_write_asciiz, 'con_write_asciiz',\ |
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367 | con_exit, 'con_exit',\ |
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368 | con_gets, 'con_gets',\ |
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369 | con_cls, 'con_cls',\ |
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370 | con_printf, 'con_printf',\ |
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371 | con_getch2, 'con_getch2',\ |
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372 | con_set_cursor_pos, 'con_set_cursor_pos',\ |
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2624 | hidnplayr | 373 | con_set_flags, 'con_set_flags',\ |
374 | con_get_flags, 'con_get_flags' |
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2554 | hidnplayr | 375 | |
2578 | hidnplayr | 376 | import libini,\ |
377 | ini.get_str, 'ini_get_str',\ |
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378 | ini.get_int, 'ini_get_int' |
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2554 | hidnplayr | 379 | |
2578 | hidnplayr | 380 | import libio,\ |
381 | libio.init, 'lib_init',\ |
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382 | file.size, 'file_size',\ |
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383 | file.open, 'file_open',\ |
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384 | file.read, 'file_read',\ |
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385 | file.close, 'file_close',\ |
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386 | file.find.first, 'file_find_first',\ |
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387 | file.find.next, 'file_find_next',\ |
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388 | file.find.close, 'file_find_close' |
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2554 | hidnplayr | 389 | |
390 | |||
391 | i_end: |
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392 | |||
2609 | hidnplayr | 393 | diff16 "i_end", 0, $ |
394 | |||
2578 | hidnplayr | 395 | ; uninitialised data |
2557 | hidnplayr | 396 | |
2578 | hidnplayr | 397 | socketnum dd ? |
398 | path rb 1024 |
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2598 | hidnplayr | 399 | path2 rb 1024 |
2578 | hidnplayr | 400 | params rb 1024 |
2598 | hidnplayr | 401 | serverip dd ? |
2610 | hidnplayr | 402 | pasv_start dw ? |
403 | pasv_end dw ? |
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404 | pasv_port dw ? |
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2557 | hidnplayr | 405 | |
2598 | hidnplayr | 406 | ini_buf rb 3*4+3+1 |
407 | |||
2578 | hidnplayr | 408 | mem: |
2563 | hidnplayr | 409 |