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| Rev 2891 | Rev 2914 | ||
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| 14 | ;; GNU GENERAL PUBLIC LICENSE ;; |
14 | ;; GNU GENERAL PUBLIC LICENSE ;; |
| 15 | ;; Version 2, June 1991 ;; |
15 | ;; Version 2, June 1991 ;; |
| 16 | ;; ;; |
16 | ;; ;; |
| 17 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
17 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| Line 18... | Line 18... | ||
| 18 | 18 | ||
| Line 19... | Line 19... | ||
| 19 | $Revision: 2891 $ |
19 | $Revision: 2914 $ |
| 20 | 20 | ||
| 21 | MAX_FRAGMENTS = 64 |
21 | MAX_FRAGMENTS = 64 |
| Line 576... | Line 576... | ||
| 576 | cmp ecx, 65500 ; Max IPv4 packet size |
576 | cmp ecx, 65500 ; Max IPv4 packet size |
| 577 | ja .too_large |
577 | ja .too_large |
| Line 578... | Line 578... | ||
| 578 | 578 | ||
| Line -... | Line 579... | ||
| - | 579 | push ecx eax edx di |
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| - | 580 | ||
| - | 581 | cmp eax, 1 shl 24 + 127 |
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| 579 | push ecx eax edx di |
582 | je .loopback |
| 580 | 583 | ||
| 581 | call IPv4_dest_to_dev ; outputs device number in edi, dest ip in eax |
584 | call IPv4_dest_to_dev ; outputs device number in edi, dest ip in eax |
| 582 | call ARP_IP_to_MAC |
585 | call ARP_IP_to_MAC |
| 583 | test eax, 0xffff0000 ; error bits |
586 | test eax, 0xffff0000 ; error bits |
| Line 595... | Line 598... | ||
| 595 | mov di, ETHER_IPv4 |
598 | mov di, ETHER_IPv4 |
| 596 | call ETH_output |
599 | call ETH_output |
| 597 | jz .eth_error |
600 | jz .eth_error |
| 598 | add esp, 6 ; pop the mac out of the stack |
601 | add esp, 6 ; pop the mac out of the stack |
| Line -... | Line 602... | ||
| - | 602 | ||
| 599 | 603 | .continue: |
|
| 600 | xchg cl, ch ; internet byte order |
604 | xchg cl, ch ; internet byte order |
| 601 | mov [edi + IPv4_header.VersionAndIHL], 0x45 ; IPv4, normal length (no Optional header) |
605 | mov [edi + IPv4_header.VersionAndIHL], 0x45 ; IPv4, normal length (no Optional header) |
| 602 | mov [edi + IPv4_header.TypeOfService], 0 ; nothing special, just plain ip packet |
606 | mov [edi + IPv4_header.TypeOfService], 0 ; nothing special, just plain ip packet |
| 603 | mov [edi + IPv4_header.TotalLength], cx |
607 | mov [edi + IPv4_header.TotalLength], cx |
| Line 631... | Line 635... | ||
| 631 | .too_large: |
635 | .too_large: |
| 632 | DEBUGF 1,"IPv4_output: Packet too large!\n" |
636 | DEBUGF 1,"IPv4_output: Packet too large!\n" |
| 633 | xor edi, edi |
637 | xor edi, edi |
| 634 | ret |
638 | ret |
| Line -... | Line 639... | ||
| - | 639 | ||
| - | 640 | .loopback: |
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| - | 641 | mov dword [esp + 2], eax |
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| - | 642 | add ecx, sizeof.IPv4_header |
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| - | 643 | mov di, ETHER_IPv4 |
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| - | 644 | call LOOP_output |
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| Line 635... | Line 645... | ||
| 635 | 645 | jmp .continue |
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