1 /* 2 * This program is free software; you can redistribute it and/or modify 3 * it under the terms of the GNU General Public License, version 2, as 4 * published by the Free Software Foundation. 5 * 6 * This program is distributed in the hope that it will be useful, 7 * but WITHOUT ANY WARRANTY; without even the implied warranty of 8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 9 * GNU General Public License for more details. 10 * 11 * You should have received a copy of the GNU General Public License 12 * along with this program; if not, write to the Free Software 13 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 14 * 15 * Copyright IBM Corp. 2008 16 * 17 * Authors: Hollis Blanchard <hollisb@us.ibm.com> 18 */ 19 20 #ifndef __LIBCFLAT_H 21 #define __LIBCFLAT_H 22 23 #include <stdarg.h> 24 #include <stddef.h> 25 #include <stdint.h> 26 #include <string.h> 27 28 #define __unused __attribute__((__unused__)) 29 30 #define xstr(s) xxstr(s) 31 #define xxstr(s) #s 32 33 #define __ALIGN_MASK(x, mask) (((x) + (mask)) & ~(mask)) 34 #define __ALIGN(x, a) __ALIGN_MASK(x, (typeof(x))(a) - 1) 35 #define ALIGN(x, a) __ALIGN((x), (a)) 36 37 typedef uint8_t u8; 38 typedef int8_t s8; 39 typedef uint16_t u16; 40 typedef int16_t s16; 41 typedef uint32_t u32; 42 typedef int32_t s32; 43 typedef uint64_t u64; 44 typedef int64_t s64; 45 typedef unsigned long ulong; 46 47 typedef _Bool bool; 48 #define false 0 49 #define true 1 50 51 #if __SIZEOF_LONG__ == 8 52 # define __PRI64_PREFIX "l" 53 # define __PRIPTR_PREFIX "l" 54 #else 55 # define __PRI64_PREFIX "ll" 56 # define __PRIPTR_PREFIX 57 #endif 58 #define PRId64 __PRI64_PREFIX "d" 59 #define PRIu64 __PRI64_PREFIX "u" 60 #define PRIx64 __PRI64_PREFIX "x" 61 #define PRIxPTR __PRIPTR_PREFIX "x" 62 63 extern void puts(const char *s); 64 extern void exit(int code); 65 extern void abort(void); 66 extern long atol(const char *ptr); 67 68 extern int printf(const char *fmt, ...) 69 __attribute__((format(printf, 1, 2))); 70 extern int snprintf(char *buf, int size, const char *fmt, ...) 71 __attribute__((format(printf, 3, 4))); 72 extern int vsnprintf(char *buf, int size, const char *fmt, va_list va) 73 __attribute__((format(printf, 3, 0))); 74 extern int vprintf(const char *fmt, va_list va) 75 __attribute__((format(printf, 1, 0))); 76 77 extern void report_prefix_push(const char *prefix); 78 extern void report_prefix_pop(void); 79 extern void report(const char *msg_fmt, bool pass, ...); 80 extern void report_xfail(const char *msg_fmt, bool xfail, bool pass, ...); 81 extern void report_abort(const char *msg_fmt, ...); 82 extern int report_summary(void); 83 84 extern void dump_stack(void); 85 extern void dump_frame_stack(const void *instruction, const void *frame); 86 87 #define ARRAY_SIZE(_a) (sizeof(_a)/sizeof((_a)[0])) 88 89 #define container_of(ptr, type, member) ({ \ 90 const typeof( ((type *)0)->member ) *__mptr = (ptr); \ 91 (type *)( (char *)__mptr - offsetof(type,member) );}) 92 93 #define assert(cond) \ 94 do { \ 95 if (!(cond)) { \ 96 printf("%s:%d: assert failed: %s\n", \ 97 __FILE__, __LINE__, #cond); \ 98 dump_stack(); \ 99 abort(); \ 100 } \ 101 } while (0) 102 103 #endif 104