root/include/linux/netfilter/xt_esp.h

INCLUDED FROM

#ifndef _XT_ESP_H
#define _XT_ESP_H

struct xt_esp
{
        u_int32_t spis[2];      /* Security Parameter Index */
        u_int8_t  invflags;     /* Inverse flags */
};

/* Values for "invflags" field in struct xt_esp. */
#define XT_ESP_INV_SPI  0x01    /* Invert the sense of spi. */
#define XT_ESP_INV_MASK 0x01    /* All possible flags. */

#endif /*_XT_ESP_H*/