| 676,13 → 676,13 |
|---|
| mov eax, 0x01000100 |
| stosd |
| ; 7. Get DNS server address. |
| mcall 75, 0x00000004 ; protocol IP=0, device number=0, function=get DNS address |
| mcall 76, 0x00000004 ; protocol IP=0, device number=0, function=get DNS address |
| cmp eax, -1 |
| je .ret.dnserr |
| mov esi, eax ; put server address to esi |
| ; 8. Open UDP socketnum to DNS server, port 53. |
| ; 8a. Create new socketnum. |
| mcall 74, 0, AF_INET4, SOCK_DGRAM |
| mcall 75, 0, AF_INET4, SOCK_DGRAM |
| cmp eax, -1 ; error? |
| jz .ret.dnserr |
| mov ecx, eax ; put socketnum handle to ecx |
| 693,7 → 693,7 |
|---|
| push AF_INET4 + (53 shl 16) |
| ; sin_family and sin_port in network byte order |
| ; 8c. Connect. |
| mcall 74, 4, , esp, sizeof.sockaddr_in |
| mcall 75, 4, , esp, sizeof.sockaddr_in |
| ; 8d. Restore the stack, undo 8b. |
| add esp, esi |
| ; 8e. Check result. |
| 703,7 → 703,7 |
|---|
| sub edi, esp ; get packet length |
| mov esi, edi |
| xor edi, edi |
| mcall 74, 6, , esp |
| mcall 75, 6, , esp |
| cmp eax, -1 |
| jz .ret.close |
| mov eax, [.reqdata] |
| 712,7 → 712,7 |
|---|
| pop eax ; return status: more processing required |
| jmp .ret.dns |
| .ret.close: |
| mcall 74, 1 |
| mcall 75, 1 |
| .ret.dnserr: |
| push EAI_AGAIN |
| pop eax |
| 762,7 → 762,7 |
|---|
| ; 2. Read UDP datagram. |
| mov ecx, [edi+__gai_reqdata.socketnum] |
| push edi |
| mcall 74, 7, , , 512, 0 |
| mcall 75, 7, , , 512, 0 |
| pop edi |
| ; 3. Ignore events for other socketnums (return if no data read) |
| test eax, eax |
| 923,7 → 923,7 |
|---|
| push eax |
| mov ecx, [.reqdata] |
| mov ecx, [ecx+__gai_reqdata.socketnum] |
| mcall 74, 1 |
| mcall 75, 1 |
| pop eax |
| ; 16. Restore used registers, destroy stack frame and return. |
| .ret: |
| 1223,7 → 1223,7 |
|---|
| ; 1. Allocated resources: only socketnum, so close it and return. |
| mov eax, [esp+8] |
| mov ecx, [eax+__gai_reqdata.socketnum] |
| mcall 74, 1 |
| mcall 75, 1 |
| ; 2. Restore used registers and return. |
| pop ebx |
| ret 4 |