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#include "asn1.h"
size_t scan_asn1tagint(const char* src,const char* max,unsigned long* val) {
const char* orig=src;
unsigned long l=0;
for (;; ++src) {
if (src>=max) return 0;
if (l>(((unsigned long)-1)>>7)) return 0; /* catch integer overflow */
l=l*128+(*src&0x7F);
if (!(*src&0x80)) break;
}
*val=l;
return src-orig+1;
}
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