/**
 * Query an address space by process ID.
 *
 * @returns Retained address space handle if found, NIL_RTDBGAS if not.
 *
 * @param   pUVM        The user mode VM handle.
 * @param   ProcId      The process ID.
 */
VMMR3DECL(RTDBGAS) DBGFR3AsQueryByPid(PUVM pUVM, RTPROCESS ProcId)
{
    /*
     * Validate the input.
     */
    UVM_ASSERT_VALID_EXT_RETURN(pUVM, NIL_RTDBGAS);
    AssertReturn(ProcId != NIL_RTPROCESS, NIL_RTDBGAS);

    /*
     * Look it up in the PID tree and retain the result.
     */
    RTDBGAS hDbgAs = NIL_RTDBGAS;
    DBGF_AS_DB_LOCK_READ(pUVM);

    PAVLU32NODECORE pNode = RTAvlU32Get(&pUVM->dbgf.s.AsPidTree, ProcId);
    if (pNode)
    {
        PDBGFASDBNODE pDbNode = RT_FROM_MEMBER(pNode, DBGFASDBNODE, PidCore);
        hDbgAs = (RTDBGAS)pDbNode->HandleCore.Key;
        uint32_t cRefs = RTDbgAsRetain(hDbgAs);
        if (RT_UNLIKELY(cRefs == UINT32_MAX))
            hDbgAs = NIL_RTDBGAS;
    }
    DBGF_AS_DB_UNLOCK_READ(pUVM);

    return hDbgAs;
}
Exemplo n.º 2
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/** @copydoc RTDBGMODVTDBG::pfnSymbolByOrdinal */
static DECLCALLBACK(int) rtDbgModContainer_SymbolByOrdinal(PRTDBGMODINT pMod, uint32_t iOrdinal, PRTDBGSYMBOL pSymInfo)
{
    PRTDBGMODCTN pThis = (PRTDBGMODCTN)pMod->pvDbgPriv;

    /*
     * Look it up in the ordinal tree.
     */
    if (iOrdinal >= pThis->iNextSymbolOrdinal)
        return pThis->iNextSymbolOrdinal
             ? VERR_DBG_NO_SYMBOLS
             : VERR_SYMBOL_NOT_FOUND;
    PAVLU32NODECORE pAvlCore = RTAvlU32Get(&pThis->SymbolOrdinalTree, iOrdinal);
    AssertReturn(pAvlCore, VERR_SYMBOL_NOT_FOUND);
    PCRTDBGMODCTNSYMBOL pMySym = RT_FROM_MEMBER(pAvlCore, RTDBGMODCTNSYMBOL const, OrdinalCore);
    return rtDbgModContainerReturnSymbol(pMySym, pSymInfo);
}
Exemplo n.º 3
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/** @copydoc RTDBGMODVTDBG::pfnLineByOrdinal */
static DECLCALLBACK(int) rtDbgModContainer_LineByOrdinal(PRTDBGMODINT pMod, uint32_t iOrdinal, PRTDBGLINE pLineInfo)
{
    PRTDBGMODCTN pThis = (PRTDBGMODCTN)pMod->pvDbgPriv;

    /*
     * Look it up.
     */
    if (iOrdinal >= pThis->iNextLineOrdinal)
        return pThis->iNextLineOrdinal
             ? VERR_DBG_LINE_NOT_FOUND
             : VERR_DBG_NO_LINE_NUMBERS;
    PAVLU32NODECORE pAvlCore = RTAvlU32Get(&pThis->LineOrdinalTree, iOrdinal);
    AssertReturn(pAvlCore, VERR_DBG_LINE_NOT_FOUND);
    PCRTDBGMODCTNLINE pMyLine = RT_FROM_MEMBER(pAvlCore, RTDBGMODCTNLINE const, OrdinalCore);
    pLineInfo->Address  = pMyLine->AddrCore.Key;
    pLineInfo->offSeg   = pMyLine->AddrCore.Key;
    pLineInfo->iSeg     = pMyLine->iSeg;
    pLineInfo->uLineNo  = pMyLine->uLineNo;
    pLineInfo->iOrdinal = pMyLine->OrdinalCore.Key;
    strcpy(pLineInfo->szFilename, pMyLine->pszFile);
    return VINF_SUCCESS;
}