Edit: gsmmux.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _LINUX_GSMMUX_H #define _LINUX_GSMMUX_H #include <linux/if.h> #include <linux/ioctl.h> #include <linux/types.h> struct gsm_config { unsigned int adaption; unsigned int encapsulation; unsigned int initiator; unsigned int t1; unsigned int t2; unsigned int t3; unsigned int n2; unsigned int mru; unsigned int mtu; unsigned int k; unsigned int i; unsigned int unused[8]; /* Padding for expansion without breaking stuff */ }; #define GSMIOC_GETCONF _IOR('G', 0, struct gsm_config) #define GSMIOC_SETCONF _IOW('G', 1, struct gsm_config) struct gsm_netconfig { unsigned int adaption; /* Adaption to use in network mode */ unsigned short protocol;/* Protocol to use - only ETH_P_IP supported */ unsigned short unused2; char if_name[IFNAMSIZ]; /* interface name format string */ __u8 unused[28]; /* For future use */ }; #define GSMIOC_ENABLE_NET _IOW('G', 2, struct gsm_netconfig) #define GSMIOC_DISABLE_NET _IO('G', 3) #endif
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