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/* 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__ */