C++ (Cpp) OCI_CALL_CONTEXT_SET_FROM_CONNの例

コード例 #1

ファイル: file.c プロジェクト: jmptrader/ocilib

OCI_File * OCI_FileInit
(
    OCI_Connection *con,
    OCI_File       *file,
    OCILobLocator  *handle,
    ub4             type
)
{
    OCI_CALL_DECLARE_CONTEXT(TRUE)
    OCI_CALL_CONTEXT_SET_FROM_CONN(con)

    OCI_ALLOCATE_DATA(OCI_IPC_FILE, file, 1);

    if (OCI_STATUS)
    {
        file->type   = type;
        file->con    = con;
        file->handle = handle;
        file->offset = 1;

        /* reset file info */

        if (file->dir)
        {
            file->dir[0] = 0;
        }

        if (file->name)
        {
            file->name[0] = 0;
        }

        if (!file->handle)
        {
            /* allocate handle for non fetched file (local file object) */

            file->hstate = OCI_OBJECT_ALLOCATED;

            OCI_STATUS = OCI_DescriptorAlloc((dvoid *)file->con->env, (dvoid **)(void *)&file->handle, (ub4)OCI_DTYPE_LOB);
        }
        else if (OCI_OBJECT_ALLOCATED_ARRAY != file->hstate)
        {
            file->hstate = OCI_OBJECT_FETCHED_CLEAN;
        }
    }

    /* check for failure */

    if (!OCI_STATUS && file)
    {
        OCI_FileFree(file);
        file = NULL;
    }

    return file;
}

コード例 #2

ファイル: msg.c プロジェクト: weifuwei163/ocilib

OCI_Msg * OCI_API OCI_MsgCreate
(
    OCI_TypeInfo *typinf
)
{
    OCI_Msg *msg = NULL;

    OCI_CALL_ENTER(OCI_Msg*, NULL)
    OCI_CALL_CHECK_PTR(OCI_IPC_TYPE_INFO, typinf)
    OCI_CALL_CONTEXT_SET_FROM_CONN(typinf->con)

    /* allocate message structure */

    msg = (OCI_Msg *) OCI_MemAlloc(OCI_IPC_MSG, sizeof(*msg), (size_t) 1, TRUE);
    OCI_STATUS = (NULL != msg);

    if (OCI_STATUS)
    {
        msg->typinf = typinf;
        msg->ind    = OCI_IND_NULL;

        /* allocate message properties descriptor */

        OCI_STATUS = OCI_DescriptorAlloc((dvoid *)msg->typinf->con->env, (dvoid **)&msg->proph, OCI_DTYPE_AQMSG_PROPERTIES);

        if (OCI_STATUS)
        {
            /* allocate internal OCI_Object handle if payload is not RAW */

            if (OCI_UNKNOWN != msg->typinf->typecode)
            {
                msg->obj = OCI_ObjectCreate(typinf->con, typinf);

                OCI_STATUS = (NULL != msg->obj);
            }
        }
    }

    /* check for failure */

    if (OCI_STATUS)
    {
        OCI_RETVAL = msg;
    }
    else if (msg)
    {
        OCI_MsgFree(msg);
        msg = NULL;
    }

    OCI_CALL_EXIT()
}

コード例 #3

ファイル: iterator.c プロジェクト: jmptrader/ocilib

OCI_Iter * OCI_API OCI_IterCreate
(
OCI_Coll *coll
)
{
    OCI_Iter *iter = NULL;

    OCI_CALL_ENTER(OCI_Iter*, iter);
    OCI_CALL_CHECK_PTR(OCI_IPC_COLLECTION, coll)
    OCI_CALL_CONTEXT_SET_FROM_CONN(coll->con)

    /* allocate iterator structure */

    OCI_ALLOCATE_DATA(OCI_IPC_ITERATOR, iter, 1)

    if (OCI_STATUS)
    {
        iter->coll  = coll;
        iter->eoc   = FALSE;
        iter->boc   = TRUE;
        iter->dirty = TRUE;

        /* create iterator */

        OCI_EXEC(OCIIterCreate(iter->coll->con->env, iter->coll->con->err, coll->handle, &iter->handle))

        /* create data element */

        if (OCI_STATUS)
        {
            iter->elem = OCI_ElemInit(coll->con, iter->elem, NULL, (OCIInd *)NULL, coll->typinf);
            OCI_STATUS = (NULL != iter->elem);
        }
    }

    /* check for success */

    if (OCI_STATUS)
    {
        OCI_RETVAL = iter;
    }
    else if (iter)
    {
        OCI_IterFree(iter);
   }

    OCI_CALL_EXIT()
}