/* $Id: capiutil.h,v 1.5.6.2 2001/09/23 22:24:33 kai Exp $ * * CAPI 2.0 defines & types * * From CAPI 2.0 Development Kit AVM 1995 (msg.c) * Rewritten for Linux 1996 by Carsten Paeth * * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * */ #ifndef __CAPIUTIL_H__ #define __CAPIUTIL_H__ #include #define CAPIMSG_BASELEN 8 #define CAPIMSG_U8(m, off) (m[off]) #define CAPIMSG_U16(m, off) (m[off]|(m[(off)+1]<<8)) #define CAPIMSG_U32(m, off) (m[off]|(m[(off)+1]<<8)|(m[(off)+2]<<16)|(m[(off)+3]<<24)) #define CAPIMSG_LEN(m) CAPIMSG_U16(m,0) #define CAPIMSG_APPID(m) CAPIMSG_U16(m,2) #define CAPIMSG_COMMAND(m) CAPIMSG_U8(m,4) #define CAPIMSG_SUBCOMMAND(m) CAPIMSG_U8(m,5) #define CAPIMSG_CMD(m) (((m[4])<<8)|(m[5])) #define CAPIMSG_MSGID(m) CAPIMSG_U16(m,6) #define CAPIMSG_CONTROLLER(m) (m[8] & 0x7f) #define CAPIMSG_CONTROL(m) CAPIMSG_U32(m, 8) #define CAPIMSG_NCCI(m) CAPIMSG_CONTROL(m) #define CAPIMSG_DATALEN(m) CAPIMSG_U16(m,16) /* DATA_B3_REQ */ static inline void capimsg_setu8(void *m, int off, __u8 val) { ((__u8 *)m)[off] = val; } static inline void capimsg_setu16(void *m, int off, __u16 val) { ((__u8 *)m)[off] = val & 0xff; ((__u8 *)m)[off+1] = (val >> 8) & 0xff; } static inline void capimsg_setu32(void *m, int off, __u32 val) { ((__u8 *)m)[off] = val & 0xff; ((__u8 *)m)[off+1] = (val >> 8) & 0xff; ((__u8 *)m)[off+2] = (val >> 16) & 0xff; ((__u8 *)m)[off+3] = (val >> 24) & 0xff; } #define CAPIMSG_SETLEN(m, len) capimsg_setu16(m, 0, len) #define CAPIMSG_SETAPPID(m, applid) capimsg_setu16(m, 2, applid) #define CAPIMSG_SETCOMMAND(m,cmd) capimsg_setu8(m, 4, cmd) #define CAPIMSG_SETSUBCOMMAND(m, cmd) capimsg_setu8(m, 5, cmd) #define CAPIMSG_SETMSGID(m, msgid) capimsg_setu16(m, 6, msgid) #define CAPIMSG_SETCONTROL(m, contr) capimsg_setu32(m, 8, contr) #define CAPIMSG_SETDATALEN(m, len) capimsg_setu16(m, 16, len) #endif /* __CAPIUTIL_H__ */