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Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.

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Colin Finck 2017-10-03 07:45:34 +00:00
parent b94e2d8ca0
commit c2c66aff7d
24198 changed files with 0 additions and 37285 deletions
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88
sdk/lib/drivers/ip/network/routines.c Normal file
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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS TCP/IP protocol driver
* FILE: tcpip/routines.c
* PURPOSE: Common routines
* PROGRAMMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
* REVISIONS:
* CSH 01/08-2000 Created
*/
#include "precomp.h"
static UINT RandomNumber = 0x12345678;
UINT Random(
VOID)
/*
* FUNCTION: Returns a pseudo random number
* RETURNS:
* Pseudo random number
*/
{
RandomNumber ^= 0x78563412;
return RandomNumber;
}
#if DBG
static VOID DisplayIPHeader(
PCHAR Header,
UINT Length)
{
/* FIXME: IPv4 only */
PIPv4_HEADER IPHeader = (PIPv4_HEADER)Header;
DbgPrint("IPv4 header:\n");
DbgPrint("VerIHL: 0x%x (version 0x%x, length %d 32-bit words)\n",
IPHeader->VerIHL, (IPHeader->VerIHL & 0xF0) >> 4, IPHeader->VerIHL & 0x0F);
DbgPrint(" Tos: %d\n", IPHeader->Tos);
DbgPrint(" TotalLength: %d\n", WN2H(IPHeader->TotalLength));
DbgPrint(" Id: %d\n", WN2H(IPHeader->Id));
DbgPrint(" FlagsFragOfs: 0x%x (offset 0x%x)\n", WN2H(IPHeader->FlagsFragOfs), WN2H(IPHeader->FlagsFragOfs) & IPv4_FRAGOFS_MASK);
if ((WN2H(IPHeader->FlagsFragOfs) & IPv4_DF_MASK) > 0) DbgPrint(" IPv4_DF - Don't fragment\n");
if ((WN2H(IPHeader->FlagsFragOfs) & IPv4_MF_MASK) > 0) DbgPrint(" IPv4_MF - More fragments\n");
DbgPrint(" Ttl: %d\n", IPHeader->Ttl);
DbgPrint(" Protocol: %d\n", IPHeader->Protocol);
DbgPrint(" Checksum: 0x%x\n", WN2H(IPHeader->Checksum));
DbgPrint(" SrcAddr: %d.%d.%d.%d\n",
((IPHeader->SrcAddr >> 0) & 0xFF), ((IPHeader->SrcAddr >> 8) & 0xFF),
((IPHeader->SrcAddr >> 16) & 0xFF), ((IPHeader->SrcAddr >> 24) & 0xFF));
DbgPrint(" DstAddr: %d.%d.%d.%d\n",
((IPHeader->DstAddr >> 0) & 0xFF), ((IPHeader->DstAddr >> 8) & 0xFF),
((IPHeader->DstAddr >> 16) & 0xFF), ((IPHeader->DstAddr >> 24) & 0xFF));
}
#endif
VOID DisplayIPPacket(
PIP_PACKET IPPacket)
{
#if DBG
UINT Length;
PCHAR CharBuffer;
/* DbgQueryDebugFilterState returns (NTSTATUS)TRUE, (NTSTATUS)FALSE or a failure status code */
if ((DbgQueryDebugFilterState(DPFLTR_TCPIP_ID, DEBUG_PBUFFER | DPFLTR_MASK) != (NTSTATUS)TRUE) ||
(DbgQueryDebugFilterState(DPFLTR_TCPIP_ID, DEBUG_IP | DPFLTR_MASK) != (NTSTATUS)TRUE)) {
return;
}
if (!IPPacket) {
TI_DbgPrint(MIN_TRACE, ("Cannot display null packet.\n"));
return;
}
TI_DbgPrint(MIN_TRACE, ("IPPacket is at (0x%X).\n", IPPacket));
TI_DbgPrint(MIN_TRACE, ("Header buffer is at (0x%X).\n", IPPacket->Header));
TI_DbgPrint(MIN_TRACE, ("Header size is (%d).\n", IPPacket->HeaderSize));
TI_DbgPrint(MIN_TRACE, ("TotalSize (%d).\n", IPPacket->TotalSize));
TI_DbgPrint(MIN_TRACE, ("NdisPacket (0x%X).\n", IPPacket->NdisPacket));
CharBuffer = IPPacket->Header;
Length = IPPacket->HeaderSize;
DisplayIPHeader(CharBuffer, Length);
#endif
}