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[NTOS:KD]

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- Actually write back the response to the user buffer in KdpPrompt

svn path=/trunk/; revision=69883
This commit is contained in:
Thomas Faber 2015-11-14 08:55:46 +00:00
parent 4a866698e3
commit 4c091ac8d1
1 changed files with 9 additions and 5 deletions
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14
reactos/ntoskrnl/kd64/kdprint.c
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@ -212,7 +212,7 @@ USHORT
NTAPI
KdpPrompt(IN LPSTR PromptString,
IN USHORT PromptLength,
OUT LPSTR ResponseString,
OUT PCHAR ResponseString,
IN USHORT MaximumResponseLength,
IN KPROCESSOR_MODE PreviousMode,
IN PKTRAP_FRAME TrapFrame,
@ -220,7 +220,8 @@ KdpPrompt(IN LPSTR PromptString,
{
STRING PromptBuffer, ResponseBuffer;
BOOLEAN Enable, Resend;
PVOID CapturedPrompt, CapturedResponse;
PVOID CapturedPrompt;
PCHAR SafeResponseString;
/* Normalize the lengths */
PromptLength = min(PromptLength,
@ -250,8 +251,7 @@ KdpPrompt(IN LPSTR PromptString,
ProbeForWrite(ResponseString,
MaximumResponseLength,
1);
CapturedResponse = _alloca(MaximumResponseLength);
ResponseString = CapturedResponse;
SafeResponseString = _alloca(MaximumResponseLength);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
@ -260,11 +260,15 @@ KdpPrompt(IN LPSTR PromptString,
}
_SEH2_END;
}
else
{
SafeResponseString = ResponseString;
}
/* Setup the prompt and response buffers */
PromptBuffer.Buffer = PromptString;
PromptBuffer.Length = PromptLength;
ResponseBuffer.Buffer = ResponseString;
ResponseBuffer.Buffer = SafeResponseString;
ResponseBuffer.Length = 0;
ResponseBuffer.MaximumLength = MaximumResponseLength;