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Add a filter command in KDBG, which is a wrapper around NtSetDebugFilterState/NtSetDebugFilterState.

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svn path=/trunk/; revision=24250
This commit is contained in:
Hervé Poussineau 2006-09-24 10:39:43 +00:00
parent 595ffab596
commit 7c4cca9870
1 changed files with 78 additions and 2 deletions
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80
reactos/ntoskrnl/kdbg/kdb_cli.c
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@ -16,8 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id$
*
/*
* PROJECT: ReactOS kernel
* FILE: ntoskrnl/dbg/kdb_cli.c
* PURPOSE: Kernel debugger command line interface
@ -78,6 +77,7 @@ STATIC BOOLEAN KdbpCmdPcr(ULONG Argc, PCHAR Argv[]);
STATIC BOOLEAN KdbpCmdTss(ULONG Argc, PCHAR Argv[]);
STATIC BOOLEAN KdbpCmdBugCheck(ULONG Argc, PCHAR Argv[]);
STATIC BOOLEAN KdbpCmdFilter(ULONG Argc, PCHAR Argv[]);
STATIC BOOLEAN KdbpCmdSet(ULONG Argc, PCHAR Argv[]);
STATIC BOOLEAN KdbpCmdHelp(ULONG Argc, PCHAR Argv[]);
@ -146,6 +146,7 @@ STATIC CONST struct
/* Others */
{ NULL, NULL, "Others", NULL },
{ "bugcheck", "bugcheck", "Bugchecks the system.", KdbpCmdBugCheck },
{ "filter", "filter [componentid] [error|warning|trace|info|level] [on|off]", "Enable/disable debug channels", KdbpCmdFilter },
{ "set", "set [var] [value]", "Sets var to value or displays value of var.", KdbpCmdSet },
{ "help", "help", "Display help screen.", KdbpCmdHelp }
};
@ -244,6 +245,81 @@ KdbpCmdEvalExpression(ULONG Argc, PCHAR Argv[])
return TRUE;
}
/*!\brief Display list of active debug channels
*/
STATIC BOOLEAN
KdbpCmdFilter(ULONG Argc, PCHAR Argv[])
{
ULONG ComponentId, Level;
BOOLEAN State;
PCHAR pend;
if (Argc < 2)
{
KdbpPrint("filter: component id argument required!\n");
return TRUE;
}
ComponentId = strtoul(Argv[1], &pend, 0);
if (Argv[1] == pend)
{
KdbpPrint("filter: '%s' is not a valid component id!\n", Argv[1]);
return TRUE;
}
if (Argc < 3)
{
KdbpPrint("filter: level argument required!\n");
return TRUE;
}
if (_stricmp(Argv[2], "error") == 0)
Level = DPFLTR_ERROR_LEVEL;
else if (_stricmp(Argv[2], "warning") == 0)
Level = DPFLTR_WARNING_LEVEL;
else if (_stricmp(Argv[2], "trace") == 0)
Level = DPFLTR_TRACE_LEVEL;
else if (_stricmp(Argv[2], "info") == 0)
Level = DPFLTR_INFO_LEVEL;
else
{
Level = strtoul(Argv[2], &pend, 0);
if (Argv[2] == pend)
{
KdbpPrint("filter: '%s' is not a valid level!\n", Argv[2]);
return TRUE;
}
}
if (Level < 31)
{
/* Interpret it as a bit shift */
Level = 1 << Level;
}
if (Argc < 4)
{
/* Display the state of the filter */
if (NtQueryDebugFilterState(ComponentId, Level))
KdbpPrint("Debug messages are enabled.\n");
else
KdbpPrint("Debug messages are disabled.\n");
return TRUE;
}
else
{
/* Set the filter state */
if (_stricmp(Argv[3], "on") == 0)
State = TRUE;
else if (_stricmp(Argv[3], "off") == 0)
State = FALSE;
else
{
KdbpPrint("filter: '%s' is not a valid state!\n", Argv[3]);
return TRUE;
}
return NT_SUCCESS(NtSetDebugFilterState(ComponentId, Level, State));
}
}
/*!\brief Disassembles 10 instructions at eip or given address or
* displays 16 dwords from memory at given address.
*/