51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
//
|
|
|
|
#include "singx86.h"
|
|
|
|
struct ByteVector {
|
|
ULONG64 ulDataOffset;
|
|
ULONG64 ulDataLength;
|
|
};
|
|
|
|
EXT_DECL(bytev) // Defines: PDEBUG_CLIENT Client, PCSTR args
|
|
{
|
|
EXT_ENTER(); // Defines: HRESULT status = S_OK;
|
|
|
|
if (!isalpha(args[0])) {
|
|
ExtOut("Usage:\n !bytev <var>\n");
|
|
goto Exit;
|
|
}
|
|
|
|
ULONG64 indirect = 0;
|
|
EXT_CHECK(g_ExtSymbols->GetOffsetByName(args, &indirect));
|
|
|
|
ULONG64 offset = 0;
|
|
EXT_CHECK(g_ExtData->ReadPointersVirtual(1, indirect, &offset));
|
|
|
|
// Add type check here.
|
|
ULONG typeId;
|
|
ULONG64 module;
|
|
EXT_CHECK(g_ExtSymbols->GetSymbolTypeId(args, &typeId, &module));
|
|
|
|
CHAR szTypeName[255];
|
|
const SIZE_T cbTypeName = sizeof(szTypeName) / sizeof(szTypeName[0]);
|
|
EXT_CHECK(g_ExtSymbols->GetTypeName(module, typeId,
|
|
szTypeName, cbTypeName, NULL));
|
|
|
|
const CHAR szExpected[] = "unsigned char**";
|
|
const SIZE_T cbExpected = sizeof(szExpected) / sizeof(szExpected[0]);
|
|
if (strncmp(szTypeName, szExpected, cbExpected)) {
|
|
ExtOut("%s is not a byte vector.\n", args);
|
|
goto Exit;
|
|
}
|
|
|
|
struct ByteVector bv;
|
|
EXT_CHECK(g_ExtData->ReadPointersVirtual(2, offset, (PULONG64)&bv));
|
|
ExtOut("Byte vector %s : address 0x%p length 0x%p\n",
|
|
args, bv.ulDataOffset, bv.ulDataLength);
|
|
EXT_LEAVE();
|
|
}
|