DBGCCmdWorkers.cpp revision 43747b1f0bc8302a238fb35e55857a5e9aa1933d
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * DBGC - Debugger Console, Command Worker Routines.
506df97a8c78dacfe69bc4d3ee5d3de832d0f19avboxsync * Copyright (C) 2006-2010 Oracle Corporation
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * available from http://www.virtualbox.org. This file is free software;
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * you can redistribute it and/or modify it under the terms of the GNU
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * General Public License (GPL) as published by the Free Software
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
6ec4e1827eab6a424d672ef0e5a17b065e52db20vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/*******************************************************************************
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync* Header Files *
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync*******************************************************************************/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync// V a r i a b l e M a n i p u l a t i o n
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncvoid dbgcVarSetGCFlat(PDBGCVAR pVar, RTGCPTR GCFlat)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncvoid dbgcVarSetGCFlatByteRange(PDBGCVAR pVar, RTGCPTR GCFlat, uint64_t cb)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncvoid dbgcVarSetDbgfAddr(PDBGCVAR pVar, PCDBGFADDRESS pAddress)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Assert(!pAddress || DBGFADDRESS_IS_VALID(pAddress));
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync switch (pAddress->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncvoid dbgcVarSetByteRange(PDBGCVAR pVar, uint64_t cb)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync/** @todo move me!*/
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Converts a DBGC variable to a DBGF address.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VBox status code.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pDbgc The DBGC instance.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pVar The variable.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pAddress Where to store the address.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncint dbgcVarToDbgfAddr(PDBGC pDbgc, PCDBGCVAR pVar, PDBGFADDRESS pAddress)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync DBGFR3AddrFromFlat(pDbgc->pVM, pAddress, pVar->u.GCFlat);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync DBGFR3AddrFromFlat(pDbgc->pVM, pAddress, (RTGCUINTPTR)pVar->u.u64Number);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync return DBGFR3AddrFromSelOff(pDbgc->pVM, pDbgc->idCpu, pAddress, pVar->u.GCFar.sel, pVar->u.GCFar.off);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync DBGFR3AddrFromPhys(pDbgc->pVM, pAddress, pVar->u.GCPhys);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync int rc = DBGCCmdHlpEval(&pDbgc->CmdHlp, &Var, "%%(%DV)", pVar);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync// B r e a k p o i n t M a n a g e m e n t
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Adds a breakpoint to the DBGC breakpoint list.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncint dbgcBpAdd(PDBGC pDbgc, RTUINT iBp, const char *pszCmd)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Check if it already exists.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Add the breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync pBp = (PDBGCBP)RTMemAlloc(RT_OFFSETOF(DBGCBP, szCmd[cchCmd + 1]));
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Updates the a breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VBox status code.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pDbgc The DBGC instance.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param iBp The breakpoint to update.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pszCmd The new command.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsyncint dbgcBpUpdate(PDBGC pDbgc, RTUINT iBp, const char *pszCmd)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Find the breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Do we need to reallocate?
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Yes, let's do it the simple way...
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Deletes a breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VBox status code.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pDbgc The DBGC instance.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param iBp The breakpoint to delete.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Search thru the list, when found unlink and free it.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Get a breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns Pointer to the breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns NULL if the breakpoint wasn't found.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pDbgc The DBGC instance.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param iBp The breakpoint to get.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Enumerate the list.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Executes the command of a breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VINF_DBGC_BP_NO_COMMAND if there is no command associated with the breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VERR_DBGC_BP_NOT_FOUND if the breakpoint wasn't found.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VERR_BUFFER_OVERFLOW if the is not enough space in the scratch buffer for the command.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @returns VBox status code from dbgcProcessCommand() other wise.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param pDbgc The DBGC instance.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * @param iBp The breakpoint to execute.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Find the breakpoint.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Anything to do?
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * Execute the command.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * This means copying it to the scratch buffer and process it as if it
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync * were user input. We must save and restore the state of the scratch buffer.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync /* Save the scratch state. */
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync /* Copy the command to the scratch buffer. */
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync size_t cbScratch = sizeof(pDbgc->achScratch) - (pDbgc->pszScratch - &pDbgc->achScratch[0]);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync memcpy(pDbgc->pszScratch, pBp->szCmd, pBp->cchCmd + 1);
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync /* Execute the command. */
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync pDbgc->pszScratch = pDbgc->pszScratch + pBp->cchCmd + 1;
return rc;