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#include "scan.h"
size_t scan_8short(const char* src,unsigned short* dest) {
register const char *tmp=src;
register unsigned short l=0;
register unsigned char c;
while ((c=(unsigned char)(*tmp-'0'))<8) {
if (l>>(sizeof(l)*8-3)) break;
l=(unsigned short)(l*8+c);
return (size_t)(tmp-src);