576 lines
14 KiB
C
576 lines
14 KiB
C
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/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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Routing\Netsh\wins\winsmon.c
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Abstract:
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WINS Command dispatcher.
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Created by:
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Shubho Bhattacharya(a-sbhatt) on 12/10/98
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--*/
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#include "precomp.h"
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HANDLE g_hModule = NULL;
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BOOL g_bCommit = TRUE;
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BOOL g_hConnect = FALSE;
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DWORD g_dwNumTableEntries = 0;
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//{bf563723-9065-11d2-be87-00c04fc3357a}
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static const GUID g_MyGuid =
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{ 0xbf563723, 0x9065, 0x11d2, { 0xbe, 0x87, 0x00, 0xc0, 0x4f, 0xc3, 0x35, 0x7a } };
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static const GUID g_NetshGuid = NETSH_ROOT_GUID;
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//
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ULONG g_ulInitCount = 0;
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WCHAR wszUnknown[50] = {L'\0'};
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WCHAR wszEnable[50] = {L'\0'};
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WCHAR wszDisable[50] = {L'\0'};
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WCHAR wszRandom[150] = {L'\0'};
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WCHAR wszOwner[150] = {L'\0'};
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WCHAR wszInfinite[100] = {L'\0'};
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WCHAR wszPush[50] = {L'\0'};
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WCHAR wszPull[50] = {L'\0'};
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WCHAR wszPushpull[50] = {L'\0'};
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WCHAR wszHigh[50] = {L'\0'};
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WCHAR wszNormal[50] = {L'\0'};
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WCHAR wszDeleted[150] = {L'\0'};
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WCHAR wszOK[50] = {L'\0'};
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WCHAR wszFailure[50] = {L'\0'};
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WCHAR wszReadwrite[50] = {L'\0'};
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WCHAR wszRead[50] = {L'\0'};
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WCHAR wszNo[50] = {L'\0'};
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WCHAR wszNameVerify[100] = {L'\0'};
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WINSMON_SUBCONTEXT_TABLE_ENTRY g_WinsSubContextTable[] =
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{
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{L"Server", HLP_WINS_CONTEXT_SERVER, HLP_WINS_CONTEXT_SERVER_EX, SrvrMonitor},
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};
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CMD_ENTRY g_WinsCmds[] =
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{
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CREATE_CMD_ENTRY(WINS_DUMP, HandleWinsDump),
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CREATE_CMD_ENTRY(WINS_HELP1, HandleWinsHelp),
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CREATE_CMD_ENTRY(WINS_HELP2, HandleWinsHelp),
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CREATE_CMD_ENTRY(WINS_HELP3, HandleWinsHelp),
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CREATE_CMD_ENTRY(WINS_HELP4, HandleWinsHelp),
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};
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ULONG g_ulNumTopCmds = sizeof(g_WinsCmds)/sizeof(CMD_ENTRY);
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ULONG g_ulNumSubContext = sizeof(g_WinsSubContextTable)/sizeof(WINSMON_SUBCONTEXT_TABLE_ENTRY);
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DWORD
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WINAPI
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WinsCommit(
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IN DWORD dwAction
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)
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{
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BOOL bCommit, bFlush = FALSE;
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switch(dwAction)
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{
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case NETSH_COMMIT:
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{
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if(g_bCommit)
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{
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return NO_ERROR;
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}
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g_bCommit = TRUE;
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break;
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}
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case NETSH_UNCOMMIT:
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{
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g_bCommit = FALSE;
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return NO_ERROR;
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}
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case NETSH_SAVE:
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{
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if(g_bCommit)
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{
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return NO_ERROR;
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}
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break;
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}
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case NETSH_FLUSH:
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{
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//
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// Action is a flush. Dhcp current state is commit, then
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// nothing to be done.
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//
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if(g_bCommit)
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{
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return NO_ERROR;
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}
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bFlush = TRUE;
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break;
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}
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default:
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{
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return NO_ERROR;
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}
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}
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//
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// Switched to commit mode. So set all valid info in the
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// strutures. Free memory and invalidate the info.
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//
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return NO_ERROR;
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}
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BOOL
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WINAPI
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WinsDllEntry(
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HINSTANCE hInstDll,
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DWORD fdwReason,
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LPVOID pReserved
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)
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{
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WORD wVersion = MAKEWORD(1,1); //Winsock version 1.1 will do?
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WSADATA wsaData;
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HINSTANCE hAdmin = NULL;
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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{
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g_hModule = hInstDll;
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DisableThreadLibraryCalls(hInstDll);
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if(WSAStartup(wVersion,&wsaData) isnot NO_ERROR)
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{
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return FALSE;
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}
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//Load certain common string to be used extensively
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{
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//Load the general "UNKNOWN" string
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DWORD dw = 0;
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dw = LoadString(g_hModule,
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WINS_GENERAL_UNKNOWN,
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wszUnknown,
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ARRAY_SIZE(wszUnknown));
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if( dw is 0 )
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wcscpy(wszUnknown, L"Not Set");
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dw = LoadString(g_hModule,
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WINS_GENERAL_ENABLE,
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wszEnable,
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ARRAY_SIZE(wszEnable));
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if( dw is 0 )
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wcscpy(wszEnable, L"Enabled");
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dw = LoadString(g_hModule,
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WINS_GENERAL_DISABLE,
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wszDisable,
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ARRAY_SIZE(wszDisable));
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if( dw is 0 )
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wcscpy(wszDisable, L"Disabled");
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dw = LoadString(g_hModule,
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WINS_GENERAL_RANDOM,
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wszRandom,
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ARRAY_SIZE(wszRandom));
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if( dw is 0 )
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wcscpy(wszRandom, L"Randomly Selected Partner");
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dw = LoadString(g_hModule,
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WINS_GENERAL_OWNER,
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wszOwner,
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ARRAY_SIZE(wszOwner));
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if( dw is 0 )
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wcscpy(wszOwner, L"Owner Server");
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dw = LoadString(g_hModule,
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WINS_GENERAL_INFINITE,
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wszInfinite,
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ARRAY_SIZE(wszInfinite));
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if( dw is 0 )
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wcscpy(wszInfinite, L"Infinite ");
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dw = LoadString(g_hModule,
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WINS_GENERAL_PULL,
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wszPull,
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ARRAY_SIZE(wszPull));
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if( dw is 0 )
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wcscpy(wszPull, L" Pull");
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dw = LoadString(g_hModule,
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WINS_GENERAL_PUSH,
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wszPush,
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ARRAY_SIZE(wszPush));
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if( dw is 0 )
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wcscpy(wszPush, L" Push");
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dw = LoadString(g_hModule,
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WINS_GENERAL_PUSHPULL,
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wszPushpull,
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ARRAY_SIZE(wszPushpull));
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if( dw is 0 )
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wcscpy(wszPushpull, L" Push/Pull");
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dw = LoadString(g_hModule,
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WINS_GENERAL_NORMAL,
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wszNormal,
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ARRAY_SIZE(wszNormal));
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if( dw is 0 )
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wcscpy(wszNormal, L"NORMAL");
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dw = LoadString(g_hModule,
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WINS_GENERAL_HIGH,
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wszHigh,
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ARRAY_SIZE(wszHigh));
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if( dw is 0 )
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wcscpy(wszHigh, L"HIGH");
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dw = LoadString(g_hModule,
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WINS_GENERAL_DELETED,
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wszDeleted,
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ARRAY_SIZE(wszDeleted));
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if( dw is 0 )
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wcscpy(wszDeleted, L"Deleted. Slot will be reused later.");
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dw = LoadString(g_hModule,
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WINS_GENERAL_OK,
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wszOK,
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ARRAY_SIZE(wszOK));
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if( dw is 0 )
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wcscpy(wszOK, L"OK");
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dw = LoadString(g_hModule,
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WINS_GENERAL_FAILURE,
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wszFailure,
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ARRAY_SIZE(wszFailure));
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if( dw is 0 )
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wcscpy(wszFailure, L"FAILED");
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dw = LoadString(g_hModule,
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WINS_GENERAL_NAMENOTVERIFIED,
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wszNameVerify,
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ARRAY_SIZE(wszNameVerify));
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if( dw is 0 )
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wcscpy(wszNameVerify, L"Name can not be verified.");
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dw = LoadString(g_hModule,
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WINS_GENERAL_READWRITE,
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wszReadwrite,
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ARRAY_SIZE(wszReadwrite));
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if( dw is 0 )
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wcscpy(wszReadwrite, L"Read and Write");
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dw = LoadString(g_hModule,
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WINS_GENERAL_READ,
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wszRead,
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ARRAY_SIZE(wszRead));
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if( dw is 0 )
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wcscpy(wszRead, L"Read Only");
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dw = LoadString(g_hModule,
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WINS_GENERAL_NOREAD,
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wszNo,
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ARRAY_SIZE(wszNo));
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if( dw is 0 )
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wcscpy(wszNo, L"No");
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}
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break;
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}
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case DLL_PROCESS_DETACH:
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{
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if( g_ServerNameAnsi )
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{
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WinsFreeMemory(g_ServerNameAnsi);
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g_ServerNameAnsi = NULL;
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}
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if( g_ServerNameUnicode )
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{
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WinsFreeMemory(g_ServerNameUnicode);
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g_ServerNameUnicode = NULL;
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}
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break;
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}
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default:
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{
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break;
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}
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}
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return TRUE;
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}
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DWORD
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WINAPI
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WinsStartHelper(
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IN CONST GUID *pguidParent,
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IN DWORD dwVersion
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)
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{
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DWORD dwErr;
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NS_CONTEXT_ATTRIBUTES attMyAttributes;
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PNS_PRIV_CONTEXT_ATTRIBUTES pNsPrivContextAttributes;
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pNsPrivContextAttributes = HeapAlloc(GetProcessHeap(), 0, sizeof(PNS_PRIV_CONTEXT_ATTRIBUTES));
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if (!pNsPrivContextAttributes)
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{
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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ZeroMemory( &attMyAttributes, sizeof(attMyAttributes) );
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ZeroMemory(pNsPrivContextAttributes, sizeof(PNS_PRIV_CONTEXT_ATTRIBUTES));
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attMyAttributes.pwszContext = L"wins";
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attMyAttributes.guidHelper = g_MyGuid;
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attMyAttributes.dwVersion = 1;
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attMyAttributes.dwFlags = CMD_FLAG_ONLINE;
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attMyAttributes.pfnCommitFn = WinsCommit;
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attMyAttributes.pfnDumpFn = WinsDump;
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pNsPrivContextAttributes->pfnEntryFn = WinsMonitor;
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attMyAttributes.pReserved = pNsPrivContextAttributes;
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dwErr = RegisterContext( &attMyAttributes );
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return dwErr;
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}
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DWORD WINAPI
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InitHelperDll(
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IN DWORD dwNetshVersion,
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OUT PVOID pReserved )
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{
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DWORD dwErr;
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NS_HELPER_ATTRIBUTES attMyAttributes;
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//
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// See if this is the first time we are being called
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//
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if(InterlockedIncrement(&g_ulInitCount) != 1)
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{
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return NO_ERROR;
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}
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g_bCommit = TRUE;
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// Register helpers
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ZeroMemory( &attMyAttributes, sizeof(attMyAttributes) );
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attMyAttributes.guidHelper = g_MyGuid;
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attMyAttributes.dwVersion = WINS_HELPER_VERSION;
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attMyAttributes.pfnStart = WinsStartHelper;
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attMyAttributes.pfnStop = NULL;
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RegisterHelper( &g_NetshGuid, &attMyAttributes );
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return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
WINAPI
|
||
|
|
WinsMonitor(
|
||
|
|
IN LPCWSTR pwszMachine,
|
||
|
|
IN OUT LPWSTR *ppwcArguments,
|
||
|
|
IN DWORD dwArgCount,
|
||
|
|
IN DWORD dwFlags,
|
||
|
|
IN LPCVOID pvData,
|
||
|
|
OUT LPWSTR pwcNewContext
|
||
|
|
)
|
||
|
|
{
|
||
|
|
DWORD dwError = NO_ERROR;
|
||
|
|
DWORD dwIndex, i, j;
|
||
|
|
BOOL bFound = FALSE;
|
||
|
|
PFN_HANDLE_CMD pfnHandler = NULL;
|
||
|
|
DWORD dwNumMatched;
|
||
|
|
DWORD dwCmdHelpToken = 0;
|
||
|
|
DWORD ThreadOptions = 0;
|
||
|
|
PNS_CONTEXT_ENTRY_FN pfnHelperEntryPt;
|
||
|
|
PNS_CONTEXT_DUMP_FN pfnHelperDumpPt;
|
||
|
|
|
||
|
|
//if dwArgCount is 1 then it must be a context switch fn. or looking for help
|
||
|
|
|
||
|
|
if(dwArgCount is 1)
|
||
|
|
{
|
||
|
|
return ERROR_CONTEXT_SWITCH;
|
||
|
|
}
|
||
|
|
|
||
|
|
dwIndex = 1;
|
||
|
|
|
||
|
|
//Is it a top level(non Group command)?
|
||
|
|
for(i=0; i<g_ulNumTopCmds; i++)
|
||
|
|
{
|
||
|
|
if(MatchToken(ppwcArguments[dwIndex],
|
||
|
|
g_WinsCmds[i].pwszCmdToken))
|
||
|
|
{
|
||
|
|
bFound = TRUE;
|
||
|
|
dwIndex++;
|
||
|
|
dwArgCount--;
|
||
|
|
pfnHandler = g_WinsCmds[i].pfnCmdHandler;
|
||
|
|
|
||
|
|
dwCmdHelpToken = g_WinsCmds[i].dwCmdHlpToken;
|
||
|
|
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if(bFound)
|
||
|
|
{
|
||
|
|
if(dwArgCount > dwIndex && IsHelpToken(ppwcArguments[dwIndex]))
|
||
|
|
{
|
||
|
|
DisplayMessage(g_hModule, dwCmdHelpToken);
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
dwError = (*pfnHandler)(pwszMachine, ppwcArguments, dwIndex, dwArgCount,
|
||
|
|
dwFlags, pvData, &bFound);
|
||
|
|
|
||
|
|
return dwError;
|
||
|
|
}
|
||
|
|
|
||
|
|
bFound = FALSE;
|
||
|
|
|
||
|
|
//Is it meant for subcontext?
|
||
|
|
for(i = 0; i<g_ulNumSubContext; i++)
|
||
|
|
{
|
||
|
|
if( MatchToken(ppwcArguments[dwIndex], g_WinsSubContextTable[i].pwszContext) )
|
||
|
|
{
|
||
|
|
bFound = TRUE;
|
||
|
|
dwIndex++;
|
||
|
|
dwArgCount--;
|
||
|
|
pfnHelperEntryPt = g_WinsSubContextTable[i].pfnEntryFn;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( bFound ) //Subcontext
|
||
|
|
{
|
||
|
|
dwError = (pfnHelperEntryPt)(pwszMachine,
|
||
|
|
ppwcArguments+1,
|
||
|
|
dwArgCount,
|
||
|
|
dwFlags,
|
||
|
|
pvData,
|
||
|
|
pwcNewContext);
|
||
|
|
return dwError;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!bFound)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// Command not found.
|
||
|
|
//
|
||
|
|
return ERROR_CMD_NOT_FOUND;
|
||
|
|
}
|
||
|
|
return dwError;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
DWORD
|
||
|
|
WINAPI
|
||
|
|
WinsUnInit(
|
||
|
|
IN DWORD dwReserved
|
||
|
|
)
|
||
|
|
{
|
||
|
|
if(InterlockedDecrement(&g_ulInitCount) isnot 0)
|
||
|
|
{
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
return NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL
|
||
|
|
IsHelpToken(
|
||
|
|
PWCHAR pwszToken
|
||
|
|
)
|
||
|
|
{
|
||
|
|
if(MatchToken(pwszToken, CMD_WINS_HELP1))
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
if(MatchToken(pwszToken, CMD_WINS_HELP2))
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
if(MatchToken(pwszToken, CMD_WINS_HELP3))
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
if(MatchToken(pwszToken, CMD_WINS_HELP4))
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
PVOID
|
||
|
|
WinsAllocateMemory(
|
||
|
|
DWORD dwSize
|
||
|
|
)
|
||
|
|
{
|
||
|
|
LPVOID pvOut = NULL;
|
||
|
|
pvOut = malloc(dwSize);
|
||
|
|
if( pvOut )
|
||
|
|
{
|
||
|
|
memset(pvOut, 0x00, dwSize);
|
||
|
|
}
|
||
|
|
return pvOut;
|
||
|
|
}
|
||
|
|
|
||
|
|
VOID
|
||
|
|
WinsFreeMemory(
|
||
|
|
PVOID Memory
|
||
|
|
)
|
||
|
|
{
|
||
|
|
|
||
|
|
free( Memory );
|
||
|
|
}
|