Files
mars-libowfat/array/array_truncate.c
2025-01-20 18:40:47 +00:00

13 lines
396 B
C

#include <libowfat/compiler.h>
#include <libowfat/safemult.h>
#include <libowfat/array.h>
/* I'm not sure I understand what this function is good for */
void array_truncate(array* x,uint64 membersize,int64 len) {
uint64 wanted;
if (unlikely(len<0)) return;
if (unlikely(!umult64(membersize,len,&wanted))) return;
if (unlikely(wanted > x->initialized)) return;
x->initialized=wanted;
}