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- Implement KdpQueryMemory (KdQueryMemoryApi).

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- Setting and clearing breakpoints now works! (At least the simple ones with F9/bp/bc). And they actually get hit properly.

svn path=/trunk/; revision=26007
This commit is contained in:
Alex Ionescu 2007-03-05 20:10:26 +00:00
parent 4b3c677fe7
commit 2742ba22e8
2 changed files with 74 additions and 5 deletions
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16
reactos/include/reactos/windbgkd.h
View file

@ -125,6 +125,22 @@
#define DBGKD_64BIT_PROTOCOL_VERSION1 5
#define DBGKD_64BIT_PROTOCOL_VERSION2 6
//
// Query Memory Address Spaces
//
#define DBGKD_QUERY_MEMORY_VIRTUAL 0
#define DBGKD_QUERY_MEMORY_PROCESS 0
#define DBGKD_QUERY_MEMORY_SESSION 1
#define DBGKD_QUERY_MEMORY_KERNEL 2
//
// Query Memory Flags
//
#define DBGKD_QUERY_MEMORY_READ 0x01
#define DBGKD_QUERY_MEMORY_WRITE 0x02
#define DBGKD_QUERY_MEMORY_EXECUTE 0x04
#define DBGKD_QUERY_MEMORY_FIXED 0x08
//
// KD Packet Structure
//

63
reactos/ntoskrnl/kd64/kdapi.c
View file

@ -14,6 +14,56 @@
/* PRIVATE FUNCTIONS *********************************************************/
VOID
NTAPI
KdpQueryMemory(IN PDBGKD_MANIPULATE_STATE64 State,
IN PCONTEXT Context)
{
PDBGKD_QUERY_MEMORY Memory = &State->u.QueryMemory;
STRING Header;
NTSTATUS Status = STATUS_SUCCESS;
/* Validate the address space */
if (Memory->AddressSpace == DBGKD_QUERY_MEMORY_VIRTUAL)
{
/* Check if this is process memory */
if ((PVOID)(LONG_PTR)Memory->Address < MmHighestUserAddress)
{
/* It is */
Memory->AddressSpace = DBGKD_QUERY_MEMORY_PROCESS;
}
else
{
/* FIXME: Check if it's session space */
Memory->AddressSpace = DBGKD_QUERY_MEMORY_KERNEL;
}
/* Set flags */
Memory->Flags = DBGKD_QUERY_MEMORY_READ |
DBGKD_QUERY_MEMORY_WRITE |
DBGKD_QUERY_MEMORY_EXECUTE;
}
else
{
/* Invalid */
Status = STATUS_INVALID_PARAMETER;
}
/* Return structure */
State->ReturnStatus = Status;
Memory->Reserved = 0;
/* Build header */
Header.Length = sizeof(DBGKD_MANIPULATE_STATE64);
Header.Buffer = (PCHAR)State;
/* Send the packet */
KdSendPacket(PACKET_TYPE_KD_STATE_MANIPULATE,
&Header,
NULL,
&KdpContext);
}
VOID
NTAPI
KdpWriteBreakpoint(IN PDBGKD_MANIPULATE_STATE64 State,
@ -22,7 +72,6 @@ KdpWriteBreakpoint(IN PDBGKD_MANIPULATE_STATE64 State,
{
PDBGKD_WRITE_BREAKPOINT64 Breakpoint = &State->u.WriteBreakPoint;
STRING Header;
NTSTATUS Status;
/* Build header */
Header.Length = sizeof(DBGKD_MANIPULATE_STATE64);
@ -35,7 +84,12 @@ KdpWriteBreakpoint(IN PDBGKD_MANIPULATE_STATE64 State,
if (!Breakpoint->BreakPointHandle)
{
/* We failed */
Status = STATUS_UNSUCCESSFUL;
State->ReturnStatus = STATUS_UNSUCCESSFUL;
}
else
{
/* Success! */
State->ReturnStatus = STATUS_SUCCESS;
}
/* Send the packet */
@ -816,9 +870,8 @@ SendPacket:
case DbgKdQueryMemoryApi:
/* FIXME: TODO */
Ke386SetCr2(DbgKdQueryMemoryApi);
while (TRUE);
/* Query memory */
KdpQueryMemory(&ManipulateState, Context);
break;
case DbgKdSwitchPartition: