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#include "fmt.h"
#include "textcode.h"
#include "haveinline.h"
#include <string.h>
size_t fmt_ldapescape2(char* dest,const char* src,size_t len,const char* escapeme) {
register const unsigned char* s=(const unsigned char*) src;
size_t written=0,i;
for (i=0; i<len; ++i) {
if (s[i]=='\\' || s[i]==0 || s[i]==10 || s[i]==13 || strchr(escapeme,s[i])) {
if (dest) {
dest[written]='\\';
dest[written+1]=fmt_tohex(s[i]>>4);
dest[written+2]=fmt_tohex(s[i]&15);
}
written+=3;
} else {
if (dest) dest[written]=s[i];
++written;
}
/* in case someone gives us malicious input */
if (written>((size_t)-1)/2) return (size_t)-1;
}
return written;
}
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