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#include <fmt.h>
#include <byte.h>
#include <str.h>
#include "ldap.h"
size_t fmt_ldapsearchfilterstring(char* dest,const struct Filter* f) {
size_t len;
len = fmt_str(dest,"(");
switch (f->type) {
case AND: case OR: case NOT:
if (dest) dest[len]="&|!"[f->type];
++len;
len += fmt_ldapsearchfilterstring(dest?dest+len:0,f->x);
break;
case EQUAL: case GREATEQUAL: case LESSEQUAL: case APPROX:
if (dest) {
byte_copy(dest+len,f->ava.desc.l,f->ava.desc.s);
len += f->ava.desc.l;
if (f->type!=EQUAL) {
dest[len]="><~"[f->type-GREATEQUAL];
++len;
}
dest[len]='='; ++len;
byte_copy(dest+len,f->ava.value.l,f->ava.value.s);
len += f->ava.value.l;
} else
len += f->ava.desc.l + f->ava.value.l + 1 + (f->type>EQUAL);
break;
case SUBSTRING:
{
struct Substring* x=f->substrings;
while (x) {
if (dest) {
byte_copy(dest+len,f->ava.desc.l,f->ava.desc.s);
len += f->ava.desc.l;
dest[len]='='; ++len;
if (x->substrtype != prefix) {
dest[len]='*'; ++len;
}
byte_copy(dest+len,x->s.l,x->s.s);
len += x->s.l;
if (x->substrtype != suffix) {
dest[len]='*'; ++len;
}
if (x->next) {
dest[len]=')';
dest[len+1]='(';
len+=2;
}
} else
len += f->ava.desc.l + 1 + x->s.l + 1 + (x->substrtype==any) + (x->next?2:0);
x=x->next;
}
}
break;
case PRESENT:
if (dest) {
byte_copy(dest+len,f->ava.desc.l,f->ava.desc.s);
dest[len+f->ava.desc.l]='=';
dest[len+f->ava.desc.l+1]='*';
}
len += f->ava.desc.l+2;
break;
default:
return -1;
}
if (dest) dest[len]=')';
return len+1;
}
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