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Rev | Author | Line No. | Line |
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1164 | hidnplayr | 1 | ; Zero-config |
2 | ; v 1.4 |
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3 | ; |
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4 | ; DHCP code is based on that by Mike Hibbet (DHCP client for menuetos) |
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5 | ; |
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6 | ; Written by HidnPlayr & Derpenguin |
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7 | |||
8 | use32 |
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9 | org 0x0 |
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10 | |||
11 | db 'MENUET01' ; 8 byte id |
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12 | dd 0x01 ; header version |
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13 | dd START ; start of code |
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14 | dd IM_END ; size of image |
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1192 | hidnplayr | 15 | dd (I_END+0x100) ; memory for app |
16 | dd (I_END+0x100) ; esp |
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17 | dd 0x0 , path ; I_Param , I_Icon |
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1164 | hidnplayr | 18 | |
19 | ; CONFIGURATION |
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20 | |||
21 | |||
22 | TIMEOUT equ 60 ; in seconds |
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23 | BUFFER equ 1024 ; in bytes |
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24 | __DEBUG__ equ 1 ; enable/disable |
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25 | __DEBUG_LEVEL__ equ 1 ; 1 = all, 2 = errors |
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26 | |||
27 | ; CONFIGURATION FOR LINK-LOCAL |
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28 | |||
29 | PROBE_WAIT equ 1 ; second (initial random delay) |
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30 | PROBE_MIN equ 1 ; second (minimum delay till repeated probe) |
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31 | PROBE_MAX equ 2 ; seconds (maximum delay till repeated probe) |
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32 | PROBE_NUM equ 3 ; (number of probe packets) |
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33 | |||
34 | ANNOUNCE_NUM equ 2 ; (number of announcement packets) |
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35 | ANNOUNCE_INTERVAL equ 2 ; seconds (time between announcement packets) |
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36 | ANNOUNCE_WAIT equ 2 ; seconds (delay before announcing) |
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37 | |||
38 | MAX_CONFLICTS equ 10 ; (max conflicts before rate limiting) |
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39 | |||
40 | RATE_LIMIT_INTERVAL equ 60 ; seconds (delay between successive attempts) |
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41 | |||
42 | DEFEND_INTERVAL equ 10 ; seconds (min. wait between defensive ARPs) |
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43 | |||
44 | |||
1170 | hidnplayr | 45 | AF_INET4 equ 2 ;;;;; |
46 | IP_PROTO_UDP equ 17 |
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1164 | hidnplayr | 47 | |
48 | |||
49 | |||
1166 | hidnplayr | 50 | include '../proc32.inc' |
51 | include '../macros.inc' |
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52 | include '../debug-fdo.inc' |
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1164 | hidnplayr | 53 | include 'dhcp.inc' |
54 | include 'dll.inc' |
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55 | |||
56 | |||
57 | Ip2dword: |
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58 | push edx |
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59 | |||
60 | ; This code validates if the query is an IP containing 4 numbers and 3 dots |
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61 | |||
62 | xor al, al ; make al (dot count) zero |
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63 | |||
64 | @@: |
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65 | cmp byte[edx],'0' ; check if this byte is a number, if not jump to no_IP |
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66 | jl no_IP ; |
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67 | cmp byte[edx],'9' ; |
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68 | jg no_IP ; |
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69 | |||
70 | inc edx ; the byte was a number, so lets check the next byte |
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71 | |||
72 | cmp byte[edx],0 ; is this byte zero? (have we reached end of query?) |
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73 | jz @f ; jump to next @@ then |
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74 | cmp byte[edx],':' |
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75 | jz @f |
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76 | |||
77 | cmp byte[edx],'.' ; is this byte a dot? |
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78 | jne @r ; if not, jump to previous @@ |
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79 | |||
80 | inc al ; the byte was a dot so increment al(dot count) |
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81 | inc edx ; next byte |
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82 | jmp @r ; lets check for numbers again (jump to previous @@) |
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83 | |||
84 | @@: ; we reach this when end of query reached |
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85 | cmp al,3 ; check if there where 3 dots |
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86 | jnz no_IP ; if not, jump to no_IP |
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87 | |||
88 | ; The following code will convert this IP into a dword and output it in eax |
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89 | ; If there is also a port number specified, this will be returned in ebx, otherwise ebx is -1 |
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90 | |||
91 | pop esi ; edx (query address) was pushed onto stack and is now popped in esi |
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92 | |||
93 | xor edx, edx ; result |
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94 | xor eax, eax ; current character |
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95 | xor ebx, ebx ; current byte |
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96 | |||
97 | .outer_loop: |
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98 | shl edx, 8 |
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99 | add edx, ebx |
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100 | xor ebx, ebx |
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101 | .inner_loop: |
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102 | lodsb |
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103 | test eax, eax |
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104 | jz .finish |
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105 | cmp al, '.' |
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106 | jz .outer_loop |
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107 | sub eax, '0' |
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108 | imul ebx, 10 |
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109 | add ebx, eax |
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110 | jmp .inner_loop |
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111 | .finish: |
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112 | shl edx, 8 |
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113 | add edx, ebx |
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114 | |||
115 | bswap edx ; we want little endian order |
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116 | |||
117 | ret |
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118 | |||
119 | no_IP: |
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120 | pop edx |
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121 | xor edx, edx |
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122 | |||
123 | ret |
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124 | |||
125 | |||
126 | |||
127 | |||
128 | |||
129 | |||
130 | START: ; start of execution |
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131 | |||
1514 | hidnplayr | 132 | mcall 40, 1 shl 7 ; network event |
1164 | hidnplayr | 133 | |
1514 | hidnplayr | 134 | DEBUGF 1,">Zero-config service:\n" |
1164 | hidnplayr | 135 | |
1514 | hidnplayr | 136 | mcall 75, 1337 shl 16 + 4 |
1164 | hidnplayr | 137 | |
1514 | hidnplayr | 138 | cmp eax, -1 |
139 | je close |
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1164 | hidnplayr | 140 | |
1514 | hidnplayr | 141 | mov word[MAC], bx |
142 | mov dword[MAC+2], eax |
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1164 | hidnplayr | 143 | |
1514 | hidnplayr | 144 | DEBUGF 1,"->MAC: %x-%x-%x-%x-%x-%x\n",[MAC]:2,[MAC+1]:2,[MAC+2]:2,[MAC+3]:2,[MAC+4]:2,[MAC+5]:2 |
1164 | hidnplayr | 145 | |
1514 | hidnplayr | 146 | cld |
147 | mov edi, path ; Calculate the length of zero-terminated string |
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148 | xor al , al |
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149 | mov ecx, 1024 |
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150 | repnz scas byte[es:edi] |
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151 | dec edi |
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1174 | hidnplayr | 152 | |
1514 | hidnplayr | 153 | mov esi, filename |
154 | movsd |
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155 | movsb |
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1174 | hidnplayr | 156 | |
1514 | hidnplayr | 157 | DEBUGF 1,"->path to ini: %s\n", path |
1164 | hidnplayr | 158 | |
1514 | hidnplayr | 159 | mcall 68,11 |
1164 | hidnplayr | 160 | |
1514 | hidnplayr | 161 | stdcall dll.Load,@IMPORT |
162 | or eax,eax |
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163 | jnz skip_ini |
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1164 | hidnplayr | 164 | |
165 | |||
1514 | hidnplayr | 166 | invoke ini.get_str, path, str_ipconfig, str_type, inibuf, 16, 0 |
1164 | hidnplayr | 167 | |
1514 | hidnplayr | 168 | mov eax,dword[inibuf] |
1164 | hidnplayr | 169 | |
1514 | hidnplayr | 170 | cmp eax,'stat' |
171 | jne skip_ini |
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1164 | hidnplayr | 172 | |
1514 | hidnplayr | 173 | invoke ini.get_str, path, str_ipconfig, str_ip, inibuf, 16, 0 |
174 | mov edx, inibuf |
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175 | call Ip2dword |
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176 | mcall 75, 3, edx |
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1164 | hidnplayr | 177 | |
1514 | hidnplayr | 178 | invoke ini.get_str, path, str_ipconfig, str_gateway, inibuf, 16, 0 |
179 | mov edx, inibuf |
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180 | call Ip2dword |
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181 | mcall 75, 9, edx |
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1164 | hidnplayr | 182 | |
1514 | hidnplayr | 183 | invoke ini.get_str, path, str_ipconfig, str_dns, inibuf, 16, 0 |
184 | mov edx, inibuf |
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185 | call Ip2dword |
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186 | mcall 75, 5, edx |
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1164 | hidnplayr | 187 | |
1514 | hidnplayr | 188 | invoke ini.get_str, path, str_ipconfig, str_subnet, inibuf, 16, 0 |
189 | mov edx, inibuf |
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190 | call Ip2dword |
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191 | mcall 75, 7, edx |
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1164 | hidnplayr | 192 | |
193 | |||
1514 | hidnplayr | 194 | mcall -1 |
1164 | hidnplayr | 195 | |
196 | |||
197 | skip_ini: |
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198 | |||
1514 | hidnplayr | 199 | DEBUGF 1,"->Skip ini\n" |
1164 | hidnplayr | 200 | |
1514 | hidnplayr | 201 | mcall 74, 0, AF_INET4, IP_PROTO_UDP, 0 ; open socket (parameters: domain, type, reserved) |
202 | cmp eax, -1 |
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203 | je error |
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204 | mov [socketNum], eax |
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1164 | hidnplayr | 205 | |
1514 | hidnplayr | 206 | DEBUGF 1,"->socket %x opened\n", eax |
1164 | hidnplayr | 207 | |
1514 | hidnplayr | 208 | mcall 74, 2, [socketNum], sockaddr1, 18 ; bind socket to local port 68 |
209 | cmp eax, -1 |
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210 | je error |
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1164 | hidnplayr | 211 | |
1514 | hidnplayr | 212 | DEBUGF 1,"->Socket Bound to local port 68\n" |
1164 | hidnplayr | 213 | |
1514 | hidnplayr | 214 | mcall 74, 4, [socketNum], sockaddr2, 18 ; connect to 255.255.255.255 on port 67 |
215 | cmp eax, -1 |
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216 | je error |
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1164 | hidnplayr | 217 | |
1514 | hidnplayr | 218 | DEBUGF 1,"->Connected to 255.255.255.255 on port 67\n" |
1164 | hidnplayr | 219 | |
1514 | hidnplayr | 220 | mov byte [dhcpMsgType], 0x01 ; DHCP discover |
221 | mov dword [dhcpLease], esi ; esi is still -1 (-1 = forever) |
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1164 | hidnplayr | 222 | |
1514 | hidnplayr | 223 | mcall 26, 9 |
224 | imul eax,100 |
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225 | mov [currTime],eax |
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1164 | hidnplayr | 226 | |
227 | buildRequest: ; Creates a DHCP request packet. |
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228 | |||
1514 | hidnplayr | 229 | DEBUGF 1,"->Building request\n" |
1164 | hidnplayr | 230 | |
1514 | hidnplayr | 231 | stdcall mem.Alloc, BUFFER |
232 | mov [dhcpMsg], eax |
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233 | test eax,eax |
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234 | jz apipa |
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1164 | hidnplayr | 235 | |
1514 | hidnplayr | 236 | ;;; todo: skip this bullcrap |
1164 | hidnplayr | 237 | |
1514 | hidnplayr | 238 | mov edi, eax |
239 | mov ecx, BUFFER |
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240 | xor eax, eax |
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241 | cld |
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242 | rep stosb |
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1164 | hidnplayr | 243 | |
1514 | hidnplayr | 244 | ;; todo: put this in a buffer instead of writing bytes and words! |
1164 | hidnplayr | 245 | |
1514 | hidnplayr | 246 | mov edx,[dhcpMsg] |
1164 | hidnplayr | 247 | |
1514 | hidnplayr | 248 | mov [edx], byte 0x01 ; Boot request |
249 | mov [edx+1], byte 0x01 ; Ethernet |
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250 | mov [edx+2], byte 0x06 ; Ethernet h/w len |
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251 | mov [edx+4], dword 0x11223344 ; xid ;;;;;;; |
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252 | mov eax,[currTime] |
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253 | mov [edx+8], eax ; secs, our uptime |
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254 | mov [edx+10], byte 0x80 ; broadcast flag set |
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255 | mov eax, dword [MAC] ; first 4 bytes of MAC |
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256 | mov [edx+28],dword eax |
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257 | mov ax, word [MAC+4] ; last 2 bytes of MAC |
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258 | mov [edx+32],word ax |
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259 | mov [edx+236], dword 0x63538263 ; magic cookie |
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260 | mov [edx+240], word 0x0135 ; option DHCP msg type |
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261 | mov al, [dhcpMsgType] |
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262 | mov [edx+240+2], al |
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263 | mov [edx+240+3], word 0x0433 ; option Lease time = infinity |
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264 | mov eax, [dhcpLease] |
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265 | mov [edx+240+5], eax |
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266 | mov [edx+240+9], word 0x0432 ; option requested IP address |
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267 | mov eax, [dhcpClientIP] |
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268 | mov [edx+240+11], eax |
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269 | mov [edx+240+15], word 0x0437 ; option request list |
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270 | mov [edx+240+17], dword 0x0f060301 |
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1164 | hidnplayr | 271 | |
1514 | hidnplayr | 272 | cmp [dhcpMsgType], byte 0x01 ; Check which msg we are sending |
273 | jne request_options |
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1164 | hidnplayr | 274 | |
1514 | hidnplayr | 275 | mov [edx+240+21], byte 0xff ; "Discover" options |
1164 | hidnplayr | 276 | |
1514 | hidnplayr | 277 | mov [dhcpMsgLen], dword 262 ; end of options marker |
278 | jmp send_request |
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279 | |||
1164 | hidnplayr | 280 | request_options: |
1514 | hidnplayr | 281 | mov [edx+240+21], word 0x0436 ; server IP |
282 | mov eax, [dhcpServerIP] |
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283 | mov [edx+240+23], eax |
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1164 | hidnplayr | 284 | |
1514 | hidnplayr | 285 | mov [edx+240+27], byte 0xff ; end of options marker |
1164 | hidnplayr | 286 | |
1514 | hidnplayr | 287 | mov [dhcpMsgLen], dword 268 |
1164 | hidnplayr | 288 | |
289 | send_request: |
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1514 | hidnplayr | 290 | mcall 74, 6, [socketNum], [dhcpMsg], [dhcpMsgLen] ; write to socket ( send broadcast request ) |
1164 | hidnplayr | 291 | |
1514 | hidnplayr | 292 | mov eax, [dhcpMsg] ; Setup the DHCP buffer to receive response |
293 | mov [dhcpMsgLen], eax ; Used as a pointer to the data |
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1164 | hidnplayr | 294 | |
1514 | hidnplayr | 295 | mcall 23, TIMEOUT*10 ; wait for data |
1164 | hidnplayr | 296 | |
1514 | hidnplayr | 297 | read_data: ; we have data - this will be the response |
298 | mcall 74, 7, [socketNum], [dhcpMsg], BUFFER ; read data from socket |
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1164 | hidnplayr | 299 | |
1514 | hidnplayr | 300 | DEBUGF 1,"->%d bytes received\n", eax |
1164 | hidnplayr | 301 | |
1514 | hidnplayr | 302 | push eax |
303 | mcall 74, 1, [socketNum] ; close the socket |
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304 | pop eax |
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1164 | hidnplayr | 305 | |
1514 | hidnplayr | 306 | cmp eax, -1 |
307 | je error |
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1164 | hidnplayr | 308 | |
1514 | hidnplayr | 309 | mov [dhcpMsgLen], eax |
1164 | hidnplayr | 310 | |
311 | ; depending on which msg we sent, handle the response |
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312 | ; accordingly. |
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313 | ; If the response is to a dhcp discover, then: |
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314 | ; 1) If response is DHCP OFFER then |
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315 | ; 1.1) record server IP, lease time & IP address. |
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316 | ; 1.2) send a request packet |
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317 | ; If the response is to a dhcp request, then: |
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318 | ; 1) If the response is DHCP ACK then |
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319 | ; 1.1) extract the DNS & subnet fields. Set them in the stack |
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320 | |||
321 | cmp [dhcpMsgType], byte 0x01 ; did we send a discover? |
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322 | je discover |
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323 | cmp [dhcpMsgType], byte 0x03 ; did we send a request? |
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324 | je request |
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325 | |||
1514 | hidnplayr | 326 | jmp close ; really unknown, what we did |
1164 | hidnplayr | 327 | |
328 | discover: |
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1514 | hidnplayr | 329 | call parseResponse |
1164 | hidnplayr | 330 | |
1514 | hidnplayr | 331 | cmp [dhcpMsgType], byte 0x02 ; Was the response an offer? |
332 | jne apipa ; NO - so we do zeroconf |
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333 | mov [dhcpMsgType], byte 0x03 ; DHCP request |
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334 | jmp buildRequest |
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1164 | hidnplayr | 335 | |
336 | request: |
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1514 | hidnplayr | 337 | call parseResponse |
1164 | hidnplayr | 338 | |
1514 | hidnplayr | 339 | cmp [dhcpMsgType], byte 0x05 ; Was the response an ACK? It should be |
340 | jne apipa ; NO - so we do zeroconf |
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1164 | hidnplayr | 341 | |
1514 | hidnplayr | 342 | jmp close |
1164 | hidnplayr | 343 | |
344 | ;*************************************************************************** |
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345 | ; Function |
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346 | ; parseResponse |
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347 | ; |
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348 | ; Description |
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349 | ; extracts the fields ( client IP address and options ) from |
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350 | ; a DHCP response |
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351 | ; The values go into |
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352 | ; dhcpMsgType,dhcpLease,dhcpClientIP,dhcpServerIP, |
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353 | ; dhcpDNSIP, dhcpSubnet |
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354 | ; The message is stored in dhcpMsg |
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355 | ; |
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356 | ;*************************************************************************** |
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357 | parseResponse: |
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358 | DEBUGF 1,"Data received, parsing response\n" |
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359 | mov edx, [dhcpMsg] |
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360 | |||
361 | pusha |
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1170 | hidnplayr | 362 | mcall 75, 3, [edx+16] |
1164 | hidnplayr | 363 | mov eax,[edx] |
364 | mov [dhcpClientIP],eax |
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365 | DEBUGF 1,"Client: %u.%u.%u.%u\n",[edx+16]:1,[edx+17]:1,[edx+18]:1,[edx+19]:1 |
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366 | popa |
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367 | |||
368 | add edx, 240 ; Point to first option |
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369 | xor ecx, ecx |
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370 | |||
371 | next_option: |
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372 | add edx, ecx |
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373 | pr001: |
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374 | mov al, [edx] |
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375 | cmp al, 0xff ; End of options? |
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376 | je pr_exit |
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377 | |||
378 | cmp al, dhcp_msg_type ; Msg type is a single byte option |
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379 | jne @f |
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380 | |||
381 | mov al, [edx+2] |
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382 | mov [dhcpMsgType], al |
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383 | add edx, 3 |
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384 | jmp pr001 ; Get next option |
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385 | |||
386 | @@: |
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387 | inc edx |
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388 | movzx ecx, byte [edx] |
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389 | inc edx ; point to data |
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390 | |||
391 | cmp al, dhcp_dhcp_server_id ; server ip |
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392 | jne @f |
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393 | mov eax, [edx] |
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394 | mov [dhcpServerIP], eax |
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395 | DEBUGF 1,"Server: %u.%u.%u.%u\n",[edx]:1,[edx+1]:1,[edx+2]:1,[edx+3]:1 |
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396 | jmp next_option |
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397 | |||
398 | @@: |
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399 | cmp al, dhcp_address_time |
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400 | jne @f |
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401 | |||
402 | pusha |
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403 | mov eax,[edx] |
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404 | bswap eax |
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405 | mov [dhcpLease],eax |
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406 | DEBUGF 1,"lease: %d\n",eax |
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407 | popa |
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408 | |||
409 | jmp next_option |
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410 | |||
411 | @@: |
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412 | cmp al, dhcp_subnet_mask |
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413 | jne @f |
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414 | |||
415 | pusha |
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1170 | hidnplayr | 416 | mcall 75, 7, [edx] |
1164 | hidnplayr | 417 | DEBUGF 1,"Subnet: %u.%u.%u.%u\n",[edx]:1,[edx+1]:1,[edx+2]:1,[edx+3]:1 |
418 | popa |
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419 | |||
420 | jmp next_option |
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421 | |||
422 | @@: |
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423 | cmp al, dhcp_router |
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424 | jne @f |
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425 | |||
426 | pusha |
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1170 | hidnplayr | 427 | mcall 75, 9, [edx] |
1164 | hidnplayr | 428 | DEBUGF 1,"Gateway: %u.%u.%u.%u\n",[edx]:1,[edx+1]:1,[edx+2]:1,[edx+3]:1 |
429 | popa |
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430 | |||
431 | jmp next_option |
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432 | |||
433 | |||
434 | @@: |
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435 | cmp al, dhcp_domain_server |
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436 | jne next_option |
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437 | |||
438 | pusha |
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1170 | hidnplayr | 439 | mcall 75, 5, [edx] |
1164 | hidnplayr | 440 | DEBUGF 1,"DNS: %u.%u.%u.%u\n",[edx]:1,[edx+1]:1,[edx+2]:1,[edx+3]:1 |
441 | popa |
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442 | |||
443 | jmp next_option |
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444 | |||
445 | pr_exit: |
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446 | |||
447 | ; DEBUGF 1,"Sending ARP announce\n" |
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1514 | hidnplayr | 448 | ;;; |
1164 | hidnplayr | 449 | |
450 | jmp close |
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451 | |||
452 | apipa: |
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453 | stdcall mem.Free, [dhcpMsg] |
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454 | |||
455 | link_local: |
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456 | call random |
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457 | mov ecx,0xfea9 ; IP 169.254.0.0 link local net, see RFC3927 |
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458 | mov cx,ax |
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1196 | hidnplayr | 459 | mcall 75, 3, ecx ; mask is 255.255.0.0 |
1164 | hidnplayr | 460 | DEBUGF 1,"Link Local IP assinged: 169.254.%u.%u\n",[generator+2]:1,[generator+3]:1 |
1196 | hidnplayr | 461 | mcall 75, 5, 0xffff |
462 | mcall 75, 9, 0x0 |
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463 | mcall 75, 7, 0x0 |
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1164 | hidnplayr | 464 | |
465 | mcall 5, PROBE_WAIT*100 |
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466 | |||
467 | xor esi,esi |
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468 | probe_loop: |
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469 | call random ; create a pseudo random number in eax (seeded by MAC) |
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470 | |||
471 | cmp al,PROBE_MIN*100 ; check if al is bigger then PROBE_MIN |
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472 | jge @f ; all ok |
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473 | add al,(PROBE_MAX-PROBE_MIN)*100 ; al is too small |
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474 | @@: |
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475 | |||
476 | cmp al,PROBE_MAX*100 |
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477 | jle @f |
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478 | sub al,(PROBE_MAX-PROBE_MIN)*100 |
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479 | @@: |
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480 | |||
481 | movzx ebx,al |
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482 | DEBUGF 1,"Waiting %u0ms\n",ebx |
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483 | mcall 5 |
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484 | |||
485 | DEBUGF 1,"Sending Probe\n" |
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486 | ; eth.ARP_PROBE MAC |
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487 | inc esi |
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488 | |||
489 | cmp esi,PROBE_NUM |
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490 | jl probe_loop |
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491 | |||
492 | ; now we wait further ANNOUNCE_WAIT seconds and send ANNOUNCE_NUM ARP announces. If any other host has assingned |
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493 | ; IP within this time, we should create another adress, that have to be done later |
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494 | |||
495 | DEBUGF 1,"Waiting %us\n",ANNOUNCE_WAIT |
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496 | mcall 5, ANNOUNCE_WAIT*100 |
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497 | xor esi,esi |
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498 | announce_loop: |
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499 | |||
500 | DEBUGF 1,"Sending Announce\n" |
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501 | ; eth.ARP_ANNOUNCE MAC |
||
502 | |||
503 | inc esi |
||
504 | cmp esi,ANNOUNCE_NUM |
||
505 | je @f |
||
506 | |||
507 | DEBUGF 1,"Waiting %us\n",ANNOUNCE_INTERVAL |
||
508 | mcall 5, ANNOUNCE_INTERVAL*100 |
||
509 | jmp announce_loop |
||
510 | @@: |
||
511 | ; we should, instead of closing, detect ARP conflicts and detect if cable keeps connected ;) |
||
512 | |||
513 | error: |
||
514 | close: |
||
515 | mcall -1 |
||
516 | |||
517 | |||
518 | random: ; Pseudo random actually |
||
519 | |||
520 | mov eax,[generator] |
||
521 | add eax,-43ab45b5h |
||
522 | ror eax,1 |
||
523 | bswap eax |
||
524 | xor eax,dword[MAC] |
||
525 | ror eax,1 |
||
526 | xor eax,dword[MAC+2] |
||
527 | mov [generator],eax |
||
528 | |||
529 | ret |
||
530 | |||
531 | ; DATA AREA |
||
532 | |||
533 | align 16 |
||
534 | @IMPORT: |
||
535 | |||
536 | library \ |
||
537 | libini,'libini.obj' |
||
538 | |||
539 | import libini, \ |
||
1196 | hidnplayr | 540 | ini.get_str,'ini_get_str' |
1164 | hidnplayr | 541 | |
542 | include_debug_strings |
||
543 | |||
544 | filename db '.ini',0 |
||
545 | str_ip db 'ip',0 |
||
546 | str_subnet db 'subnet',0 |
||
547 | str_gateway db 'gateway',0 |
||
548 | str_dns db 'dns',0 |
||
549 | str_ipconfig db 'ipconfig',0 |
||
550 | str_type db 'type',0 |
||
551 | |||
552 | |||
553 | sockaddr1: |
||
554 | |||
555 | dw AF_INET4 |
||
1514 | hidnplayr | 556 | dw 68 ; local port |
1164 | hidnplayr | 557 | dd 0 ; local IP |
558 | |||
559 | rb 10 |
||
560 | |||
561 | |||
562 | sockaddr2: |
||
563 | |||
564 | dw AF_INET4 |
||
1514 | hidnplayr | 565 | dw 67 ; destination port |
1164 | hidnplayr | 566 | dd -1 ; destination IP |
567 | |||
568 | rb 10 |
||
569 | |||
570 | |||
571 | IM_END: |
||
572 | |||
573 | inibuf rb 16 |
||
574 | |||
575 | dhcpClientIP dd ? |
||
576 | dhcpMsgType db ? |
||
577 | dhcpLease dd ? |
||
578 | dhcpServerIP dd ? |
||
579 | |||
580 | dhcpMsgLen dd ? |
||
581 | socketNum dd ? |
||
582 | |||
583 | MAC dp ? |
||
584 | |||
585 | currTime dd ? |
||
586 | renewTime dd ? |
||
587 | generator dd ? |
||
588 | |||
589 | dhcpMsg dd ? |
||
590 | |||
591 | I_END_2: |
||
592 | |||
593 | path rb 1024+5 |
||
594 | |||
595 | I_END: |