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 */ 16 #ifndef __PVRUSB2_UTIL_H 17 #define __PVRUSB2_UTIL_H 18 19 #define PVR2_DECOMPOSE_LE(t,i,d) \ 20 do { \ 21 (t)[i] = (d) & 0xff;\ 22 (t)[i+1] = ((d) >> 8) & 0xff;\ 23 (t)[i+2] = ((d) >> 16) & 0xff;\ 24 (t)[i+3] = ((d) >> 24) & 0xff;\ 25 } while(0) 26 27 #define PVR2_DECOMPOSE_BE(t,i,d) \ 28 do { \ 29 (t)[i+3] = (d) & 0xff;\ 30 (t)[i+2] = ((d) >> 8) & 0xff;\ 31 (t)[i+1] = ((d) >> 16) & 0xff;\ 32 (t)[i] = ((d) >> 24) & 0xff;\ 33 } while(0) 34 35 #define PVR2_COMPOSE_LE(t,i) \ 36 ((((u32)((t)[i+3])) << 24) | \ 37 (((u32)((t)[i+2])) << 16) | \ 38 (((u32)((t)[i+1])) << 8) | \ 39 ((u32)((t)[i]))) 40 41 #define PVR2_COMPOSE_BE(t,i) \ 42 ((((u32)((t)[i])) << 24) | \ 43 (((u32)((t)[i+1])) << 16) | \ 44 (((u32)((t)[i+2])) << 8) | \ 45 ((u32)((t)[i+3]))) 46 47 48 #endif /* __PVRUSB2_UTIL_H */ 49