/usr/include/utils.h is in libcdparanoia-dev 3.10.2+debian-13.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | #include <stdlib.h>
#if defined (__linux__) || defined(__GLIBC__)
#include <endian.h>
#elif defined(__FreeBSD__)
#include <machine/endian.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <string.h>
extern long buffering_write(int outf, char *buffer, long num);
extern int buffering_close(int fd);
/* I wonder how many alignment issues this is gonna trip in the
future... it shouldn't trip any... I guess we'll find out :) */
static inline int bigendianp(void){
int test=1;
char *hack=(char *)(&test);
if(hack[0])return(0);
return(1);
}
static inline int32_t swap32(int32_t x){
return((((u_int32_t)x & 0x000000ffU) << 24) |
(((u_int32_t)x & 0x0000ff00U) << 8) |
(((u_int32_t)x & 0x00ff0000U) >> 8) |
(((u_int32_t)x & 0xff000000U) >> 24));
}
static inline int16_t swap16(int16_t x){
return((((u_int16_t)x & 0x00ffU) << 8) |
(((u_int16_t)x & 0xff00U) >> 8));
}
#if BYTE_ORDER == LITTLE_ENDIAN
static inline int32_t be32_to_cpu(int32_t x){
return(swap32(x));
}
static inline int16_t be16_to_cpu(int16_t x){
return(swap16(x));
}
static inline int32_t le32_to_cpu(int32_t x){
return(x);
}
static inline int16_t le16_to_cpu(int16_t x){
return(x);
}
#else
static inline int32_t be32_to_cpu(int32_t x){
return(x);
}
static inline int16_t be16_to_cpu(int16_t x){
return(x);
}
static inline int32_t le32_to_cpu(int32_t x){
return(swap32(x));
}
static inline int16_t le16_to_cpu(int16_t x){
return(swap16(x));
}
#endif
static inline int32_t cpu_to_be32(int32_t x){
return(be32_to_cpu(x));
}
static inline int32_t cpu_to_le32(int32_t x){
return(le32_to_cpu(x));
}
static inline int16_t cpu_to_be16(int16_t x){
return(be16_to_cpu(x));
}
static inline int16_t cpu_to_le16(int16_t x){
return(le16_to_cpu(x));
}
static inline char *copystring(const char *s){
if(s){
char *ret=malloc((strlen(s)+1)*sizeof(char));
strcpy(ret,s);
return(ret);
}
return(NULL);
}
static inline char *catstring(char *buff,const char *s){
if(s){
if(buff)
buff=realloc(buff,strlen(buff)+strlen(s)+1);
else
buff=calloc(strlen(s)+1,1);
strcat(buff,s);
}
return(buff);
}
|