1#ifndef _XT_ESP_H 2#define _XT_ESP_H 3 4struct xt_esp 5{ 6 u_int32_t spis[2]; /* Security Parameter Index */ 7 u_int8_t invflags; /* Inverse flags */ 8}; 9 10/* Values for "invflags" field in struct xt_esp. */ 11#define XT_ESP_INV_SPI 0x01 /* Invert the sense of spi. */ 12#define XT_ESP_INV_MASK 0x01 /* All possible flags. */ 13 14#endif /*_XT_ESP_H*/ 15