1 /* 2 * This header was generated from the Linux kernel headers by update_headers.py, 3 * to provide necessary information from kernel to userspace, such as constants, 4 * structures, and macros, and thus, contains no copyrightable information. 5 */ 6 #ifndef _UAPI_NET_PPP_COMP_H 7 #define _UAPI_NET_PPP_COMP_H 8 #define CCP_CONFREQ 1 9 #define CCP_CONFACK 2 10 #define CCP_TERMREQ 5 11 #define CCP_TERMACK 6 12 #define CCP_RESETREQ 14 13 #define CCP_RESETACK 15 14 #define CCP_MAX_OPTION_LENGTH 32 15 #define CCP_CODE(dp) ((dp)[0]) 16 #define CCP_ID(dp) ((dp)[1]) 17 #define CCP_LENGTH(dp) (((dp)[2] << 8) + (dp)[3]) 18 #define CCP_HDRLEN 4 19 #define CCP_OPT_CODE(dp) ((dp)[0]) 20 #define CCP_OPT_LENGTH(dp) ((dp)[1]) 21 #define CCP_OPT_MINLEN 2 22 #define CI_BSD_COMPRESS 21 23 #define CILEN_BSD_COMPRESS 3 24 #define BSD_NBITS(x) ((x) & 0x1F) 25 #define BSD_VERSION(x) ((x) >> 5) 26 #define BSD_CURRENT_VERSION 1 27 #define BSD_MAKE_OPT(v, n) (((v) << 5) | (n)) 28 #define BSD_MIN_BITS 9 29 #define BSD_MAX_BITS 15 30 #define CI_DEFLATE 26 31 #define CI_DEFLATE_DRAFT 24 32 #define CILEN_DEFLATE 4 33 #define DEFLATE_MIN_SIZE 9 34 #define DEFLATE_MAX_SIZE 15 35 #define DEFLATE_METHOD_VAL 8 36 #define DEFLATE_SIZE(x) (((x) >> 4) + 8) 37 #define DEFLATE_METHOD(x) ((x) & 0x0F) 38 #define DEFLATE_MAKE_OPT(w) ((((w) - 8) << 4) + DEFLATE_METHOD_VAL) 39 #define DEFLATE_CHK_SEQUENCE 0 40 #define CI_MPPE 18 41 #define CILEN_MPPE 6 42 #define CI_PREDICTOR_1 1 43 #define CILEN_PREDICTOR_1 2 44 #define CI_PREDICTOR_2 2 45 #define CILEN_PREDICTOR_2 2 46 #endif 47