C++ (Cpp) IoSecurityDereferenceSecurityContext Examples

Example #1

File: srvsession2.c Project: FarazShaikh/LikewiseSMB2

static
VOID
SrvSession2Free(
    PLWIO_SRV_SESSION_2 pSession
    )
{
    LWIO_LOG_DEBUG("Freeing session [object:0x%x][uid:%u]",
                    pSession,
                    pSession->ullUid);

    if (pSession->pMutex)
    {
        pthread_rwlock_destroy(&pSession->mutex);
        pSession->pMutex = NULL;
    }

    if (pSession->pTreeCollection)
    {
        LwRtlRBTreeFree(pSession->pTreeCollection);
    }

    if (pSession->hFinderRepository)
    {
        SrvFinderCloseRepository(pSession->hFinderRepository);
    }

    SRV_SAFE_FREE_MEMORY(pSession->pwszClientPrincipalName);

    if (pSession->pIoSecurityContext) {
        IoSecurityDereferenceSecurityContext(&pSession->pIoSecurityContext);
    }

    SrvFreeMemory(pSession);
}

Example #2

File: ioirp.c Project: bhanug/likewise-open

static
VOID
IopIrpFree(
    IN OUT PIRP* ppIrp
    )
{
    PIRP pIrp = *ppIrp;

    if (pIrp)
    {
        PIRP_INTERNAL irpInternal = IopIrpGetInternal(pIrp);

        LWIO_ASSERT(0 == irpInternal->ReferenceCount);
        LWIO_ASSERT(STATUS_PENDING != pIrp->IoStatusBlock.Status);

        switch (pIrp->Type)
        {
            case IRP_TYPE_CREATE:
            case IRP_TYPE_CREATE_NAMED_PIPE:
                IoSecurityDereferenceSecurityContext(&pIrp->Args.Create.SecurityContext);
                RtlUnicodeStringFree(&pIrp->Args.Create.FileName.Name);
                break;
            case IRP_TYPE_QUERY_DIRECTORY:
                if (pIrp->Args.QueryDirectory.FileSpec)
                {
                    LwRtlUnicodeStringFree(&pIrp->Args.QueryDirectory.FileSpec->Pattern);
                    IO_FREE(&pIrp->Args.QueryDirectory.FileSpec);
                }
                break;
            default:
                break;
        }

        // Note that the parent (FO) lock is already held
        // by IopIrpDereference().

        // Might not be in the list if IRP creation failed.
        if (irpInternal->FileObjectLinks.Next)
        {
            LwListRemove(&irpInternal->FileObjectLinks);
        }
        IopFileObjectDereference(&pIrp->FileHandle);

        IoMemoryFree(pIrp);
        *ppIrp = NULL;
    }
}

Example #3

File: driver.c Project: FarazShaikh/LikewiseSMB2

static
NTSTATUS
SrvCreateDefaultSharePath(
    PWSTR pwszDefaultSharePath
    )
{
    NTSTATUS ntStatus = STATUS_SUCCESS;
    PSECURITY_DESCRIPTOR_RELATIVE pRelSecDesc = NULL;
    IO_FILE_HANDLE hFile = NULL;
    IO_STATUS_BLOCK ioStatusBlock = {0};
    IO_FILE_NAME filename = {0};
    PIO_CREATE_SECURITY_CONTEXT pSecContext = NULL;

    ntStatus = SrvBuildDefaultShareSID(&pRelSecDesc);
    BAIL_ON_NT_STATUS(ntStatus);

    ntStatus = IoSecurityCreateSecurityContextFromUidGid(
                    &pSecContext,
                    0,
                    0,
                    NULL);
    BAIL_ON_NT_STATUS(ntStatus);

    filename.FileName = pwszDefaultSharePath;

    ntStatus = IoCreateFile(
                   &hFile,
                   NULL,
                   &ioStatusBlock,
                   pSecContext,
                   &filename,
                   pRelSecDesc,
                   NULL,                  /* Security QOS        */
                   FILE_LIST_DIRECTORY | FILE_ADD_SUBDIRECTORY,
                   0,                     /* Allocation Size     */
                   FILE_ATTRIBUTE_NORMAL, /* File Attributes     */
                   0,                     /* No Sharing          */
                   FILE_OPEN_IF,
                   FILE_DIRECTORY_FILE,
                   NULL,                  /* Extended Attributes */
                   0,                     /* EA Length           */
                   NULL);                 /* ECP List            */
    BAIL_ON_NT_STATUS(ntStatus);

cleanup:

    if (hFile)
    {
        IoCloseFile(hFile);
    }

    if (pRelSecDesc)
    {
        SrvFreeMemory(pRelSecDesc);
    }

    IoSecurityDereferenceSecurityContext(&pSecContext);

    return ntStatus;

error:

    goto cleanup;
}