1 /* 2 * 3 * 4 * Copyright (C) 2005 Mike Isely <isely@pobox.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 * 19 */ 20 #ifndef __PVRUSB2_UTIL_H 21 #define __PVRUSB2_UTIL_H 22 23 #define PVR2_DECOMPOSE_LE(t,i,d) \ 24 do { \ 25 (t)[i] = (d) & 0xff;\ 26 (t)[i+1] = ((d) >> 8) & 0xff;\ 27 (t)[i+2] = ((d) >> 16) & 0xff;\ 28 (t)[i+3] = ((d) >> 24) & 0xff;\ 29 } while(0) 30 31 #define PVR2_DECOMPOSE_BE(t,i,d) \ 32 do { \ 33 (t)[i+3] = (d) & 0xff;\ 34 (t)[i+2] = ((d) >> 8) & 0xff;\ 35 (t)[i+1] = ((d) >> 16) & 0xff;\ 36 (t)[i] = ((d) >> 24) & 0xff;\ 37 } while(0) 38 39 #define PVR2_COMPOSE_LE(t,i) \ 40 ((((u32)((t)[i+3])) << 24) | \ 41 (((u32)((t)[i+2])) << 16) | \ 42 (((u32)((t)[i+1])) << 8) | \ 43 ((u32)((t)[i]))) 44 45 #define PVR2_COMPOSE_BE(t,i) \ 46 ((((u32)((t)[i])) << 24) | \ 47 (((u32)((t)[i+1])) << 16) | \ 48 (((u32)((t)[i+2])) << 8) | \ 49 ((u32)((t)[i+3]))) 50 51 52 #endif /* __PVRUSB2_UTIL_H */ 53 54 /* 55 Stuff for Emacs to see, in order to encourage consistent editing style: 56 *** Local Variables: *** 57 *** mode: c *** 58 *** fill-column: 75 *** 59 *** tab-width: 8 *** 60 *** c-basic-offset: 8 *** 61 *** End: *** 62 */ 63