ref: b0a059537147237e868b4a8f07922ae8a349e55c
dir: /sys/src/libventi/cvt.h/
/* * integer conversion routines */ #define U8GET(p) ((p)[0]) #define U16GET(p) (((p)[0]<<8)|(p)[1]) #define U32GET(p) ((u32int)(((p)[0]<<24)|((p)[1]<<16)|((p)[2]<<8)|(p)[3])) #define U48GET(p) (((vlong)U16GET(p)<<32)|(vlong)U32GET((p)+2)) #define U64GET(p) (((vlong)U32GET(p)<<32)|(vlong)U32GET((p)+4)) #define U8PUT(p,v) (p)[0]=(v) #define U16PUT(p,v) (p)[0]=(v)>>8;(p)[1]=(v) #define U32PUT(p,v) (p)[0]=(v)>>24;(p)[1]=(v)>>16;(p)[2]=(v)>>8;(p)[3]=(v) #define U48PUT(p,v,t32) t32=(v)>>32;U16PUT(p,t32);t32=(v);U32PUT((p)+2,t32) #define U64PUT(p,v,t32) t32=(v)>>32;U32PUT(p,t32);t32=(v);U32PUT((p)+4,t32)