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Add ldap_bv2escaped_filter_value (ITS#2535)

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This commit is contained in:
Kurt Zeilenga 2005-10-13 06:35:28 +00:00
parent 4d0de8b3c5
commit a534d5fb6b
2 changed files with 55 additions and 0 deletions
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5
include/ldap.h
View File

@ -1665,6 +1665,11 @@ ldap_msgdelete LDAP_P((
* in search.c:
*/
LDAP_F( int )
ldap_bv2escaped_filter_value LDAP_P((
struct berval *in,
struct berval *out ));
LDAP_F( int )
ldap_search_ext LDAP_P((
LDAP *ld,
LDAP_CONST char *base,

50
libraries/libldap/search.c
View File

@ -365,3 +365,53 @@ ldap_search_s(
return( ldap_result2error( ld, *res, 0 ) );
}
int
ldap_bv2escaped_filter_value( struct berval *in, struct berval *out )
{
char c;
ber_len_t i;
static char escape[128] = {
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 1
};
out->bv_len = 0;
out->bv_val = NULL;
if( in->bv_len == 0 ) return 0;
/* assume we'll escape everything */
out->bv_val = LDAP_MALLOC( 3 * in->bv_len + 1 );
if( out->bv_val == NULL ) return -1;
for( i=0; i<in->bv_len; i++ ) {
if (c & 0x80 || escape[in->bv_val[i]]) {
out->bv_val[out->bv_len++] = '\\';
out->bv_val[out->bv_len++] = "0123456789ABCDEF"[0x0f & (c>>4)];
out->bv_val[out->bv_len++] = "0123456789ABCDEF"[0x0f & c];
} else {
out->bv_val[out->bv_len++] = c;
}
}
out->bv_val[out->bv_len] = '\0';
return 0;
}