/**
* Delay inject callback.
*/
static DECLCALLBACK(int) pdmacEpFileDelayInject(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PVM pVM, PCDBGCVAR pArgs, unsigned cArgs)
{
/*
* Validate input.
*/
DBGC_CMDHLP_REQ_VM_RET(pCmdHlp, pCmd, pVM);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs == 3);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, pArgs[0].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 1, pArgs[1].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 2, pArgs[2].enmType == DBGCVAR_TYPE_NUMBER);
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile;
pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pVM->pUVM->pdm.s.apAsyncCompletionEndpointClass[PDMASYNCCOMPLETIONEPCLASSTYPE_FILE];
/* Syntax is "read|write <filename> <status code>" */
bool fWrite;
if (!RTStrCmp(pArgs[0].u.pszString, "read"))
fWrite = false;
else if (!RTStrCmp(pArgs[0].u.pszString, "write"))
fWrite = true;
else
return DBGCCmdHlpFail(pCmdHlp, pCmd, "invalid transfer direction '%s'", pArgs[0].u.pszString);
uint32_t msDelay = (uint32_t)pArgs[2].u.u64Number;
if ((uint64_t)msDelay != pArgs[2].u.u64Number)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "The delay '%lld' is out of range", pArgs[0].u.u64Number);
/*
* Search for the matching endpoint.
*/
RTCritSectEnter(&pEpClassFile->Core.CritSect);
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpClassFile->Core.pEndpointsHead;
while (pEpFile)
{
if (!RTStrCmp(pArgs[1].u.pszString, RTPathFilename(pEpFile->Core.pszUri)))
break;
pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpFile->Core.pNext;
}
if (pEpFile)
{
bool fXchg = ASMAtomicCmpXchgU32(&pEpFile->msDelay, msDelay, 0);
if (fXchg)
DBGCCmdHlpPrintf(pCmdHlp, "Injected delay of %u ms into '%s' for %s\n",
msDelay, pArgs[1].u.pszString, pArgs[0].u.pszString);
else
DBGCCmdHlpPrintf(pCmdHlp, "Another delay for '%s' is still active, ignoring\n",
pArgs[1].u.pszString);
}
RTCritSectLeave(&pEpClassFile->Core.CritSect);
if (!pEpFile)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "No file with name '%s' found", pArgs[1].u.pszString);
return VINF_SUCCESS;
}
/**
* @callback_method_impl{FNDBGCCMD, The '.injecterror' command.}
*/
static DECLCALLBACK(int) pdmacEpFileErrorInject(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR pArgs, unsigned cArgs)
{
/*
* Validate input.
*/
DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs == 3);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, pArgs[0].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 1, pArgs[1].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 2, pArgs[2].enmType == DBGCVAR_TYPE_NUMBER);
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile;
pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pUVM->pdm.s.apAsyncCompletionEndpointClass[PDMASYNCCOMPLETIONEPCLASSTYPE_FILE];
/* Syntax is "read|write <filename> <status code>" */
bool fWrite;
if (!RTStrCmp(pArgs[0].u.pszString, "read"))
fWrite = false;
else if (!RTStrCmp(pArgs[0].u.pszString, "write"))
fWrite = true;
else
return DBGCCmdHlpFail(pCmdHlp, pCmd, "invalid transfer direction '%s'", pArgs[0].u.pszString);
int32_t rcToInject = (int32_t)pArgs[2].u.u64Number;
if ((uint64_t)rcToInject != pArgs[2].u.u64Number)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "The status code '%lld' is out of range", pArgs[0].u.u64Number);
/*
* Search for the matching endpoint.
*/
RTCritSectEnter(&pEpClassFile->Core.CritSect);
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpClassFile->Core.pEndpointsHead;
while (pEpFile)
{
if (!RTStrCmp(pArgs[1].u.pszString, RTPathFilename(pEpFile->Core.pszUri)))
break;
pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpFile->Core.pNext;
}
if (pEpFile)
{
/*
* Do the job.
*/
if (fWrite)
ASMAtomicXchgS32(&pEpFile->rcReqWrite, rcToInject);
else
ASMAtomicXchgS32(&pEpFile->rcReqRead, rcToInject);
DBGCCmdHlpPrintf(pCmdHlp, "Injected %Rrc into '%s' for %s\n",
(int)rcToInject, pArgs[1].u.pszString, pArgs[0].u.pszString);
}
RTCritSectLeave(&pEpClassFile->Core.CritSect);
if (!pEpFile)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "No file with name '%s' found", pArgs[1].u.pszString);
return VINF_SUCCESS;
}
/**
* @callback_method_impl{FNDBGCCMD, The '.injectdelay' command.}
*/
static DECLCALLBACK(int) pdmacEpFileDelayInject(PCDBGCCMD pCmd, PDBGCCMDHLP pCmdHlp, PUVM pUVM, PCDBGCVAR pArgs, unsigned cArgs)
{
/*
* Validate input.
*/
DBGC_CMDHLP_REQ_UVM_RET(pCmdHlp, pCmd, pUVM);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, -1, cArgs >= 3);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 0, pArgs[0].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 1, pArgs[1].enmType == DBGCVAR_TYPE_STRING);
DBGC_CMDHLP_ASSERT_PARSER_RET(pCmdHlp, pCmd, 2, pArgs[2].enmType == DBGCVAR_TYPE_NUMBER);
PPDMASYNCCOMPLETIONEPCLASSFILE pEpClassFile;
pEpClassFile = (PPDMASYNCCOMPLETIONEPCLASSFILE)pUVM->pdm.s.apAsyncCompletionEndpointClass[PDMASYNCCOMPLETIONEPCLASSTYPE_FILE];
/* Syntax is "read|write|flush|any <filename> <delay> [reqs]" */
PDMACFILEREQTYPEDELAY enmDelayType = PDMACFILEREQTYPEDELAY_ANY;
if (!RTStrCmp(pArgs[0].u.pszString, "read"))
enmDelayType = PDMACFILEREQTYPEDELAY_READ;
else if (!RTStrCmp(pArgs[0].u.pszString, "write"))
enmDelayType = PDMACFILEREQTYPEDELAY_WRITE;
else if (!RTStrCmp(pArgs[0].u.pszString, "flush"))
enmDelayType = PDMACFILEREQTYPEDELAY_FLUSH;
else if (!RTStrCmp(pArgs[0].u.pszString, "any"))
enmDelayType = PDMACFILEREQTYPEDELAY_ANY;
else
return DBGCCmdHlpFail(pCmdHlp, pCmd, "invalid transfer direction '%s'", pArgs[0].u.pszString);
uint32_t msDelay = (uint32_t)pArgs[2].u.u64Number;
if ((uint64_t)msDelay != pArgs[2].u.u64Number)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "The delay '%lld' is out of range", pArgs[0].u.u64Number);
uint32_t cReqsDelay = 1;
uint32_t msJitter = 0;
if (cArgs >= 4)
msJitter = (uint32_t)pArgs[3].u.u64Number;
if (cArgs == 5)
cReqsDelay = (uint32_t)pArgs[4].u.u64Number;
/*
* Search for the matching endpoint.
*/
RTCritSectEnter(&pEpClassFile->Core.CritSect);
PPDMASYNCCOMPLETIONENDPOINTFILE pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpClassFile->Core.pEndpointsHead;
while (pEpFile)
{
if (!RTStrCmp(pArgs[1].u.pszString, RTPathFilename(pEpFile->Core.pszUri)))
break;
pEpFile = (PPDMASYNCCOMPLETIONENDPOINTFILE)pEpFile->Core.pNext;
}
if (pEpFile)
{
ASMAtomicWriteSize(&pEpFile->enmTypeDelay, enmDelayType);
ASMAtomicWriteU32(&pEpFile->msDelay, msDelay);
ASMAtomicWriteU32(&pEpFile->msJitter, msJitter);
ASMAtomicWriteU32(&pEpFile->cReqsDelay, cReqsDelay);
DBGCCmdHlpPrintf(pCmdHlp, "Injected delay for the next %u requests of %u ms into '%s' for %s\n",
cReqsDelay, msDelay, pArgs[1].u.pszString, pArgs[0].u.pszString);
}
RTCritSectLeave(&pEpClassFile->Core.CritSect);
if (!pEpFile)
return DBGCCmdHlpFail(pCmdHlp, pCmd, "No file with name '%s' found", pArgs[1].u.pszString);
return VINF_SUCCESS;
}
