Rev 2960 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 2960 | Rev 2961 | ||
|---|---|---|---|
| Line 13... | Line 13... | ||
| 13 | ;; Version 2, June 1991 ;; |
13 | ;; Version 2, June 1991 ;; |
| 14 | ;; ;; |
14 | ;; ;; |
| 15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 16... | Line 16... | ||
| 16 | 16 | ||
| 17 | struct PPPoE_frame |
- | |
| 18 | 17 | struct PPPoE_frame |
|
| 19 | VersionAndType db ? |
18 | VersionAndType db ? |
| 20 | Code db ? |
19 | Code db ? |
| 21 | SessionID dw ? |
20 | SessionID dw ? |
| 22 | Length dw ? ; Length of payload, does NOT include the length PPPoE header. |
21 | Length dw ? ; Length of payload, does NOT include the length PPPoE header. |
| 23 | Payload rb 0 |
- | |
| 24 | 22 | Payload rb 0 |
|
| Line -... | Line 23... | ||
| - | 23 | ends |
|
| - | 24 | ||
| - | 25 | struct LCP_frame |
|
| - | 26 | Code db ? |
|
| - | 27 | Identifier db ? |
|
| - | 28 | Length dw ? |
|
| Line 25... | Line 29... | ||
| 25 | ends |
29 | Data rb 0 |
| 26 | - | ||
| 27 | 30 | ends |
|
| 28 | uglobal |
31 | |
| 29 | - | ||
| 30 | PPPoE_SID dw ? |
32 | uglobal |
| Line -... | Line 33... | ||
| - | 33 | PPPoE_SID dw ? |
|
| - | 34 | PPPoE_MAC dp ? |
|
| - | 35 | endg |
|
| - | 36 | ||
| - | 37 | LCP_config_request = 1 |
|
| - | 38 | LCP_config_ack = 2 |
|
| - | 39 | LCP_config_nak = 3 |
|
| - | 40 | LCP_config_reject = 4 |
|
| - | 41 | LCP_terminate_request = 5 |
|
| - | 42 | LCP_terminate_ack = 6 |
|
| - | 43 | LCP_code_reject = 7 |
|
| - | 44 | LCP_protocol_reject = 8 |
|
| Line 31... | Line 45... | ||
| 31 | PPPoE_MAC dp ? |
45 | LCP_echo_request = 9 |
| 32 | 46 | LCP_echo_reply = 10 |
|
| 33 | endg |
47 | LCP_discard_request = 11 |
| 34 | 48 | ||
| Line 204... | Line 218... | ||
| 204 | add edx, PPPoE_frame.Payload + 2 |
218 | add edx, PPPoE_frame.Payload + 2 |
| Line 205... | Line 219... | ||
| 205 | 219 | ||
| 206 | cmp ax, PPP_IPv4 |
220 | cmp ax, PPP_IPv4 |
| Line -... | Line 221... | ||
| - | 221 | je IPv4_input |
|
| - | 222 | ||
| - | 223 | cmp ax, PPP_LCP |
|
| 207 | je IPv4_input |
224 | je LCP_input |
| Line 208... | Line 225... | ||
| 208 | 225 | ||
| 209 | DEBUGF 2,"PPPoE_input: Unknown protocol=%x\n", ax |
226 | DEBUGF 2,"PPPoE_input: Unknown protocol=%x\n", ax |
| 210 | 227 | ||
| Line 272... | Line 289... | ||
| 272 | 289 | ||
| Line -... | Line 290... | ||
| - | 290 | ret |
|
| - | 291 | ||
| - | 292 | ||
| - | 293 | ||
| - | 294 | ||
| - | 295 | ;----------------------------------------------------------------- |
|
| - | 296 | ; |
|
| - | 297 | ; LCP_input: |
|
| - | 298 | ; |
|
| - | 299 | ; IN: Pointer to buffer in [esp] |
|
| - | 300 | ; size of buffer in [esp+4] |
|
| - | 301 | ; pointer to device struct in ebx |
|
| - | 302 | ; pointer to LCP header in edx |
|
| - | 303 | ; size of LCP packet in ecx |
|
| - | 304 | ; OUT: / |
|
| - | 305 | ; |
|
| - | 306 | ;----------------------------------------------------------------- |
|
| - | 307 | align 4 |
|
| - | 308 | LCP_input: |
|
| - | 309 | ||
| - | 310 | DEBUGF 1,"LCP_input\n" |
|
| - | 311 | ||
| - | 312 | cmp [edx + LCP_frame.Code], LCP_echo_request |
|
| - | 313 | je .echo |
|
| - | 314 | ||
| - | 315 | jmp .dump |
|
| - | 316 | ||
| - | 317 | .echo: |
|
| - | 318 | mov [edx + LCP_frame.Code], LCP_echo_reply |
|
| - | 319 | mov esi, [esp] |
|
| - | 320 | ||
| - | 321 | push dword [esi + ETH_header.DstMAC] |
|
| - | 322 | push dword [esi + ETH_header.SrcMAC] |
|
| - | 323 | pop dword [esi + ETH_header.DstMAC] |
|
| - | 324 | pop dword [esi + ETH_header.SrcMAC] |
|
| - | 325 | push word [esi + ETH_header.DstMAC + 4] |
|
| - | 326 | push word [esi + ETH_header.SrcMAC + 4] |
|
| - | 327 | pop word [esi + ETH_header.DstMAC + 4] |
|
| - | 328 | pop word [esi + ETH_header.SrcMAC + 4] |
|
| - | 329 | ||
| - | 330 | call [ebx + NET_DEVICE.transmit] |
|
| - | 331 | ret |
|
| - | 332 | ||
| - | 333 | .dump: |
|
| - | 334 | DEBUGF 2,"LCP_input: dumping\n" |
|
| - | 335 | call kernel_free |
|
| - | 336 | add esp, 4 |
|
| - | 337 | ret |
|
| 273 | ret |
338 | |
| 274 | 339 | ||
| Line -... | Line 340... | ||
| - | 340 | ||
| - | 341 | ||
| 275 | 342 | align 4 |
|
| 276 | 343 | PPPoE_start_connection: |
|
| Line 277... | Line 344... | ||
| 277 | align 4 |
344 | |
| 278 | PPPoE_start_connection: |
345 | DEBUGF 2,"PPPoE_start_connection: %x\n", cx |
| Line 293... | Line 360... | ||
| 293 | 360 | ||
| 294 | 361 | ||
| Line -... | Line 362... | ||
| - | 362 | align 4 |
|
| - | 363 | PPPoE_stop_connection: |
|
| 295 | align 4 |
364 | |
| 296 | PPPoE_stop_connection: |
365 | DEBUGF 2,"PPPoE_stop_connection\n" |
| 297 | 366 | ||
| 298 | xor eax, eax |
367 | xor eax, eax |