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#include "asn1.h"
size_t scan_asn1rawoid(const char* src,const char* max,size_t* array,size_t* arraylen) {
const char* orig=src;
size_t cur=0,al;
if (!arraylen) return 0;
al=*arraylen; *arraylen=0;
if (max-src<1) return 0; /* there has to be at least one octet */
{
int a,b;
a=(unsigned char)*src;
b=a%40;
a/=40;
/* a can be 0, 1 or 2. And b is <=39 if a is 0 or 1.
* So, if a is bigger than 2, it is really 2 */
if (a>2) {
b+=(a-2)*40;
a=2;
}
if (array && cur<al) array[cur]=a; ++cur;
if (array && cur<al) array[cur]=b; ++cur;
}
for (++src; src<max; ) {
size_t i;
unsigned long tmp;
if (!(i=scan_asn1tagint(src,max,&tmp)))
return 0;
src+=i;
if (array && cur<al) array[cur]=tmp; ++cur;
}
/* if we got this far, then we have an OID, but it might not have fit */
*arraylen=cur;
if (cur>al) /* did not fit */
return 0;
return src-orig;
}
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