http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/utils.h

#include <stdlib.h> #include <endian.h> #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); }