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25 lines
547 B
C

#include "fmt.h"
#include "textcode.h"
#include "scan.h"
unsigned long scan_ldapescape(const char *src,char *dest,unsigned long *destlen) {
register const unsigned char* s=(const unsigned char*) src;
unsigned long written=0,i;
for (i=0; s[i]; ++i) {
if (s[i]=='\\') {
int j=scan_fromhex(s[i+1]);
if (j<0) break;
dest[written]=j<<4;
j=scan_fromhex(s[i+2]);
if (j<0) break;
dest[written]|=j;
i+=2;
} else {
dest[written]=s[i];
}
++written;
}
*destlen=written;
return i;
}