Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

24 lines
748 B

#include "textcode.h"
#include "haveinline.h"
unsigned int scan_uuencoded(const char *src,char *dest,unsigned int *destlen) {
unsigned int len;
unsigned long tmp;
register const unsigned char* s=(const unsigned char*) src;
const char* orig=dest;
if ((len=*s-' ')>64) return 0; len&=63;
++s;
while (len>0) {
if (s[0]-' '>64 || s[1]-' '>64 || s[2]-' '>64 || s[3]-' '>64) return 0;
tmp=(((s[0]-' ')&077) << (3*6)) +
(((s[1]-' ')&077) << (2*6)) +
(((s[2]-' ')&077) << (1*6)) +
(((s[3]-' ')&077));
s+=4;
if (len) { *dest=tmp>>16; ++dest; --len; }
if (len) { *dest=tmp>>8; ++dest; --len; }
if (len) { *dest=tmp&0xff; ++dest; --len; }
}
*destlen=dest-orig;
return (const char*)s-src;
}