496 lines
11 KiB
C
496 lines
11 KiB
C
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#include "tcpipxp.h"
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#pragma hdrstop
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#include "routeext.h"
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//
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// Exported Functions
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//
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DECLARE_API( rtetable )
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/*++
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Routine Description:
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Print the route table @ tcpip!RouteTable
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Arguments:
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args - Detail of debug information
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[ SUMMARY is the default ]
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Return Value:
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None
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--*/
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{
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Trie trie;
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PVOID pTrie;
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ULONG proxyPtr;
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ULONG bytesRead;
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ULONG printFlags;
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// Get the detail of debug information needed
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printFlags = STRIE_INFO | FTRIE_INFO;
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if (*args)
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{
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sscanf(args, "%lu", &printFlags);
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}
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// Get the address corresponding to symbol
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proxyPtr = GetLocation("tcpip!RouteTable");
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// Get the pointer at this address
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if (!ReadMemory(proxyPtr, &pTrie, sizeof(PVOID), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read pointer\n",
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"tcpip!RouteTable", proxyPtr);
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return;
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}
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proxyPtr = (ULONG) pTrie;
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// Read the trie wrapper structure
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if (ReadTrie(&trie, proxyPtr) == 0)
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{
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// KdPrint the trie wrapper structure
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KdPrintTrie(&trie, proxyPtr, printFlags);
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}
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}
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DECLARE_API( rtes )
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/*++
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Routine Description:
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Print the routes in the table @ tcpip!RouteTable
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Arguments:
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args - Detail of debug information
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[ SUMMARY is the default ]
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Return Value:
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None
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--*/
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{
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Trie trie;
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PVOID pTrie;
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ULONG proxyPtr;
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ULONG bytesRead;
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ULONG printFlags;
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// Get the detail of debug information needed
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printFlags = ROUTE_INFO;
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if (*args)
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{
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sscanf(args, "%lu", &printFlags);
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}
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// Get the address corresponding to symbol
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proxyPtr = GetLocation("tcpip!RouteTable");
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// Get the pointer at this address
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if (!ReadMemory(proxyPtr, &pTrie, sizeof(PVOID), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read pointer\n",
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"tcpip!RouteTable", proxyPtr);
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return;
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}
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proxyPtr = (ULONG) pTrie;
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// Read the trie wrapper structure
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if (ReadTrie(&trie, proxyPtr) == 0)
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{
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// KdPrint the trie wrapper structure
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KdPrintTrie(&trie, proxyPtr, printFlags);
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}
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}
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//
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// Trie Print Routines
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//
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UINT
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ReadTrie(Trie *pTrie, ULONG proxyPtr)
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{
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ULONG bytesRead;
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// Read the trie wrapper structure
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if (!ReadMemory(proxyPtr, pTrie, sizeof(Trie), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"Trie in RouteTable", proxyPtr);
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return -1;
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}
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return 0;
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}
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UINT
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KdPrintTrie(Trie *pTrie, ULONG proxyPtr, ULONG printFlags)
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{
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UINT retval;
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if (printFlags == ROUTE_INFO)
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{
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KdPrintSTrie(NULL, (ULONG) pTrie->sTrie, ROUTE_INFO);
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return 0;
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}
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if (pTrie->flags & TFLAG_FAST_TRIE_ENABLED)
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dprintf("Fast Trie Enabled\n");
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else
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dprintf("Slow Trie Only\n");
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if (printFlags & STRIE_INFO)
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{
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dprintf("STrie:\n");
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retval = KdPrintSTrie(NULL, (ULONG) pTrie->sTrie, printFlags & STRIE_INFO);
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if (retval == -1)
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{
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return -1;
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}
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}
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if (printFlags & FTRIE_INFO)
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{
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if (pTrie->flags & TFLAG_FAST_TRIE_ENABLED)
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{
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dprintf("FTrie:\n");
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KdPrintFTrie(NULL, (ULONG) pTrie->fTrie, printFlags & FTRIE_INFO);
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}
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}
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return 0;
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}
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//
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// STrie Print Routines
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//
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UINT
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KdPrintSTrie(STrie *pSTrie, ULONG proxyPtr, ULONG printFlags)
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{
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STrie strie;
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ULONG bytesRead;
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UINT retval;
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if (proxyPtr == 0)
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return -1;
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if (pSTrie == NULL)
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{
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pSTrie = &strie;
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// Read the strie structure at this address
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if (!ReadMemory(proxyPtr, pSTrie, sizeof(STrie), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"STrie in RouteTable", proxyPtr);
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return -1;
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}
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}
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if (printFlags == STRIE_INFO)
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{
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dprintf("\n\n/***Slow-Trie------------------------------------------------");
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dprintf("\n/***---------------------------------------------------------\n");
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dprintf("Available Memory: %10lu\n\n", pSTrie->availMemory);
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dprintf("Statistics:\n\n");
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dprintf("Total Number of Dests : %d\n", pSTrie->numDests);
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dprintf("Total Number of Routes: %d\n", pSTrie->numRoutes);
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dprintf("Total Number of Nodes : %d\n", pSTrie->numNodes);
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}
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if (pSTrie->trieRoot == NULL)
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{
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dprintf("\nEmpty STrie\n");
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}
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else
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{
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retval = KdPrintSTrieNode(NULL, (ULONG) pSTrie->trieRoot, printFlags);
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if (retval == -1)
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{
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return (-1);
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}
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}
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if (printFlags == STRIE_INFO)
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{
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dprintf("\n---------------------------------------------------------***/\n");
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dprintf("---------------------------------------------------------***/\n\n");
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}
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return 0;
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}
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UINT
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KdPrintSTrieNode(STrieNode *pSTrieNode, ULONG proxyPtr, ULONG printFlags)
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{
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ULONG bytesRead;
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STrieNode stNode;
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if (proxyPtr == 0)
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return -1;
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if (pSTrieNode == NULL)
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{
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pSTrieNode = &stNode;
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// Read the trie wrapper structure
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if (!ReadMemory(proxyPtr, pSTrieNode, sizeof(STrieNode), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"STrieNode", proxyPtr);
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return -1;
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}
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}
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if (CheckControlC())
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{
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return (-1);
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}
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if (printFlags == STRIE_INFO)
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{
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dprintf("\n--------------------------------------------------------\n");
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dprintf("Child @ %08x", proxyPtr);
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dprintf("\n--------------------------------------------------------\n");
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dprintf("Key: Num of Bits : %8d, Value of Bits: %08x\n",
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pSTrieNode->numBits,
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pSTrieNode->keyBits);
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}
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KdPrintDest(NULL, (ULONG) pSTrieNode->dest, printFlags);
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if (printFlags == STRIE_INFO)
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{
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dprintf("Children: On the left %08x, On the right %08x\n",
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pSTrieNode->child[0],
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pSTrieNode->child[1]);
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dprintf("\n--------------------------------------------------------\n");
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dprintf("\n\n");
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}
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KdPrintSTrieNode(NULL, (ULONG) pSTrieNode->child[0], printFlags);
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KdPrintSTrieNode(NULL, (ULONG) pSTrieNode->child[1], printFlags);
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return 0;
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}
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//
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// FTrie Print Routines
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//
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UINT
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KdPrintFTrie(FTrie *pFTrie, ULONG proxyPtr, ULONG printFlags)
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{
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FTrieNode *pCurrNode;
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FTrie ftrie;
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ULONG bytesRead;
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UINT i;
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if (proxyPtr == 0)
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return -1;
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if (pFTrie == NULL)
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{
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pFTrie = &ftrie;
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// Read the ftrie structure at this address
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if (!ReadMemory(proxyPtr, pFTrie, sizeof(FTrie), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"FTrie in RouteTable", proxyPtr);
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return -1;
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}
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}
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dprintf("\n\n/***Fast-Trie------------------------------------------------");
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dprintf("\n/***---------------------------------------------------------\n");
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dprintf("Available Memory: %10lu\n\n", pFTrie->availMemory);
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dprintf("\n---------------------------------------------------------***/\n");
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dprintf("---------------------------------------------------------***/\n\n");
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return 0;
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}
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UINT
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KdPrintFTrieNode(FTrieNode *pFTrieNode, ULONG proxyPtr, ULONG printFlags)
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{
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return 0;
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}
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//
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// Dest Routines
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//
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UINT
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KdPrintDest(Dest *pDest, ULONG proxyPtr, ULONG printFlags)
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{
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ULONG bytesRead;
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ULONG numBytes;
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UINT i;
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Dest dest;
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Route **pRoutes;
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if (proxyPtr == 0)
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return -1;
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if (pDest == NULL)
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{
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pDest = &dest;
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}
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// Read the first RTE - for (dest, mask)
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if (!ReadMemory(proxyPtr, pDest, sizeof(Dest), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"Dest", proxyPtr);
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return -1;
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}
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if (pDest->numBestRoutes > 1)
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{
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dprintf("\nBest Routes: Max = %d, Num = %d\n",
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pDest->maxBestRoutes,
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pDest->numBestRoutes);
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// Read the cache of equal cost routes
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proxyPtr += FIELD_OFFSET(Dest, bestRoutes);
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numBytes = pDest->numBestRoutes * sizeof(Route *);
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pRoutes = (Route **) _alloca(numBytes);
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if (!ReadMemory(proxyPtr, pRoutes, numBytes, &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"Dest", proxyPtr);
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return -1;
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}
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for (i = 0; i < pDest->numBestRoutes; i++)
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{
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dprintf("Best Route %d: %08x\n", i, pRoutes[i]);
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}
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}
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// Get the first route on the destination
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KdPrintRoute(NULL, (ULONG) pDest->firstRoute, printFlags);
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if (pDest->numBestRoutes > 1)
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{
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dprintf("\n");
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}
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return 0;
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}
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//
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// Route Routines
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//
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UINT
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KdPrintRoute(Route *pRoute, ULONG proxyPtr, ULONG printFlags)
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{
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ULONG bytesRead;
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Route route;
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if (proxyPtr == 0)
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return -1;
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if (pRoute == NULL)
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{
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pRoute = &route;
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}
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// Read the first RTE - for (dest, mask)
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if (!ReadMemory(proxyPtr, pRoute, sizeof(Route), &bytesRead))
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{
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dprintf("%s @ %08x: Could not read structure\n",
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"Route", proxyPtr);
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|
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return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
dprintf("(");
|
||
|
|
KdPrintIPAddr(&DEST(pRoute));
|
||
|
|
dprintf(" ");
|
||
|
|
KdPrintIPAddr(&MASK(pRoute));
|
||
|
|
dprintf(")");
|
||
|
|
|
||
|
|
while (proxyPtr != 0)
|
||
|
|
{
|
||
|
|
dprintf(" -> %08x", proxyPtr);
|
||
|
|
|
||
|
|
// Read the Route/RTE structure
|
||
|
|
if (!ReadMemory(proxyPtr, pRoute, sizeof(Route), &bytesRead))
|
||
|
|
{
|
||
|
|
dprintf("%s @ %08x: Could not read structure\n",
|
||
|
|
"Route", proxyPtr);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
proxyPtr = (ULONG) NEXT(pRoute);
|
||
|
|
}
|
||
|
|
|
||
|
|
dprintf("\n");
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Misc Helper Routines
|
||
|
|
//
|
||
|
|
|
||
|
|
ULONG
|
||
|
|
GetLocation (char *String)
|
||
|
|
{
|
||
|
|
ULONG Location;
|
||
|
|
|
||
|
|
Location = GetExpression( String );
|
||
|
|
if (!Location)
|
||
|
|
{
|
||
|
|
dprintf("Unable to get %s\n", String);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
return Location;
|
||
|
|
}
|
||
|
|
|
||
|
|
VOID
|
||
|
|
KdPrintIPAddr (IN ULONG *addr)
|
||
|
|
{
|
||
|
|
UCHAR *addrBytes = (UCHAR *) addr;
|
||
|
|
UINT i;
|
||
|
|
|
||
|
|
if (addrBytes)
|
||
|
|
{
|
||
|
|
dprintf("%3d.", addrBytes[0]);
|
||
|
|
dprintf("%3d.", addrBytes[1]);
|
||
|
|
dprintf("%3d.", addrBytes[2]);
|
||
|
|
dprintf("%3d ", addrBytes[3]);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
dprintf("NULL Addr ");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|