Function port_flow_complain

lib/ff_dpdk_if.c:890–928

Print a message out of a flow error. */

#if defined(FF_FLOW_ISOLATE) || defined(FF_FDIR)
/** Print a message out of a flow error. */
static int
port_flow_complain(struct rte_flow_error *error)
{
    static const char *const errstrlist[] = {
        [RTE_FLOW_ERROR_TYPE_NONE] = "no error",
        [RTE_FLOW_ERROR_TYPE_UNSPECIFIED] = "cause unspecified",
        [RTE_FLOW_ERROR_TYPE_HANDLE] = "flow rule (handle)",
        [RTE_FLOW_ERROR_TYPE_ATTR_GROUP] = "group field",
        [RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY] = "priority field",
        [RTE_FLOW_ERROR_TYPE_ATTR_INGRESS] = "ingress field",
        [RTE_FLOW_ERROR_TYPE_ATTR_EGRESS] = "egress field",
        [RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER] = "transfer field",
        [RTE_FLOW_ERROR_TYPE_ATTR] = "attributes structure",
        [RTE_FLOW_ERROR_TYPE_ITEM_NUM] = "pattern length",
        [RTE_FLOW_ERROR_TYPE_ITEM_SPEC] = "item specification",
        [RTE_FLOW_ERROR_TYPE_ITEM_LAST] = "item specification range",
        [RTE_FLOW_ERROR_TYPE_ITEM_MASK] = "item specification mask",
        [RTE_FLOW_ERROR_TYPE_ITEM] = "specific pattern item",
        [RTE_FLOW_ERROR_TYPE_ACTION_NUM] = "number of actions",
        [RTE_FLOW_ERROR_TYPE_ACTION_CONF] = "action configuration",
        [RTE_FLOW_ERROR_TYPE_ACTION] = "specific action",
    };
    const char *errstr;
    char buf[32];
    int err = rte_errno;

    if ((unsigned int)error->type >= RTE_DIM(errstrlist) ||
        !errstrlist[error->type])
        errstr = "unknown type";
    else
        errstr = errstrlist[error->type];
    ff_log(FF_LOG_ERR, FF_LOGTYPE_FSTACK_LIB, "Caught error type %d (%s): %s%s: %s\n",
           error->type, errstr,
           error->cause ? (snprintf(buf, sizeof(buf), "cause: %p, ",
                                    error->cause), buf) : "",
           error->message ? error->message : "(no stated reason)",
           rte_strerror(err));
    return -err;
}
#endif