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#ifndef PPP_LCP_H
#define PPP_LCP_H
#include <stdint.h>
/*
* Options.
*/
#define CI_VENDOR 0 /* Vendor Specific */
#define CI_MRU 1 /* Maximum Receive Unit */
#define CI_ASYNCMAP 2 /* Async Control Character Map */
#define CI_AUTHTYPE 3 /* Authentication Type */
#define CI_QUALITY 4 /* Quality Protocol */
#define CI_MAGIC 5 /* Magic Number */
#define CI_PCOMP 7 /* Protocol Field Compression */
#define CI_ACCOMP 8 /* Address/Control Field Compression */
#define CI_FCSALTERN 9 /* FCS-Alternatives */
#define CI_SDP 10 /* Self-Describing-Pad */
#define CI_NUMBERED 11 /* Numbered-Mode */
#define CI_CALLBACK 13 /* callback */
#define CI_MRRU 17 /* max reconstructed receive unit; multilink */
#define CI_SSNHF 18 /* short sequence numbers for multilink */
#define CI_EPDISC 19 /* endpoint discriminator */
#define CI_MPPLUS 22 /* Multi-Link-Plus-Procedure */
#define CI_LDISC 23 /* Link-Discriminator */
#define CI_LCPAUTH 24 /* LCP Authentication */
#define CI_COBS 25 /* Consistent Overhead Byte Stuffing */
#define CI_PREFELIS 26 /* Prefix Elision */
#define CI_MPHDRFMT 27 /* MP Header Format */
#define CI_I18N 28 /* Internationalization */
#define CI_SDL 29 /* Simple Data Link */
struct lcp_hdr_t
{
uint16_t proto;
uint8_t code;
uint8_t id;
uint16_t len;
} __attribute__((packed));
struct lcp_opt_hdr_t
{
uint8_t type;
uint8_t len;
} __attribute__((packed));
struct lcp_opt8_t
{
struct lcp_opt_hdr_t hdr;
uint8_t val;
} __attribute__((packed));
struct lcp_opt16_t
{
struct lcp_opt_hdr_t hdr;
uint16_t val;
} __attribute__((packed));
struct lcp_opt32_t
{
struct lcp_opt_hdr_t hdr;
uint32_t val;
} __attribute__((packed));
#endif
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