/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __HDLC_IOCTL_H__ #define __HDLC_IOCTL_H__ #define GENERIC_HDLC_VERSION 4 /* For synchronization with sethdlc utility */ #define CLOCK_DEFAULT 0 /* Default setting */ #define CLOCK_EXT 1 /* External TX and RX clock - DTE */ #define CLOCK_INT 2 /* Internal TX and RX clock - DCE */ #define CLOCK_TXINT 3 /* Internal TX and external RX clock */ #define CLOCK_TXFROMRX 4 /* TX clock derived from external RX clock */ #define ENCODING_DEFAULT 0 /* Default setting */ #define ENCODING_NRZ 1 #define ENCODING_NRZI 2 #define ENCODING_FM_MARK 3 #define ENCODING_FM_SPACE 4 #define ENCODING_MANCHESTER 5 #define PARITY_DEFAULT 0 /* Default setting */ #define PARITY_NONE 1 /* No parity */ #define PARITY_CRC16_PR0 2 /* CRC16, initial value 0x0000 */ #define PARITY_CRC16_PR1 3 /* CRC16, initial value 0xFFFF */ #define PARITY_CRC16_PR0_CCITT 4 /* CRC16, initial 0x0000, ITU-T version */ #define PARITY_CRC16_PR1_CCITT 5 /* CRC16, initial 0xFFFF, ITU-T version */ #define PARITY_CRC32_PR0_CCITT 6 /* CRC32, initial value 0x00000000 */ #define PARITY_CRC32_PR1_CCITT 7 /* CRC32, initial value 0xFFFFFFFF */ #define LMI_DEFAULT 0 /* Default setting */ #define LMI_NONE 1 /* No LMI, all PVCs are static */ #define LMI_ANSI 2 /* ANSI Annex D */ #define LMI_CCITT 3 /* ITU-T Annex A */ #define LMI_CISCO 4 /* The "original" LMI, aka Gang of Four */ #ifndef __ASSEMBLY__ typedef struct { unsigned int clock_rate; /* bits per second */ unsigned int clock_type; /* internal, external, TX-internal etc. */ unsigned short loopback; } sync_serial_settings; /* V.35, V.24, X.21 */ typedef struct { unsigned int clock_rate; /* bits per second */ unsigned int clock_type; /* internal, external, TX-internal etc. */ unsigned short loopback; unsigned int slot_map; } te1_settings; /* T1, E1 */ typedef struct { unsigned short encoding; unsigned short parity; } raw_hdlc_proto; typedef struct { unsigned int t391; unsigned int t392; unsigned int n391; unsigned int n392; unsigned int n393; unsigned short lmi; unsigned short dce; /* 1 for DCE (network side) operation */ } fr_proto; typedef struct { unsigned int dlci; } fr_proto_pvc; /* for creating/deleting FR PVCs */ typedef struct { unsigned int dlci; char master[IFNAMSIZ]; /* Name of master FRAD device */ }fr_proto_pvc_info; /* for returning PVC information only */ typedef struct { unsigned int interval; unsigned int timeout; } cisco_proto; typedef struct { unsigned short dce; /* 1 for DCE (network side) operation */ unsigned int modulo; /* modulo (8 = basic / 128 = extended) */ unsigned int window; /* frame window size */ unsigned int t1; /* timeout t1 */ unsigned int t2; /* timeout t2 */ unsigned int n2; /* frame retry counter */ } x25_hdlc_proto; /* PPP doesn't need any info now - supply length = 0 to ioctl */ #endif /* __ASSEMBLY__ */ #endif /* __HDLC_IOCTL_H__ */