| | |
|---|
| | | # a0 = type context-specific/constructed with a length of 06 (6) bytes following |
|---|
| | | # 02 = type integer with 2 bytes following (offset): 01 01 (ie 1) |
|---|
| | | # 02 = type integer with 2 bytes following (contentCount): 01 00 |
|---|
| | | |
|---|
| | | |
|---|
| | | # whith a search string present: |
|---|
| | | # 81 = type context-specific/constructed with a length of 04 (4) bytes following (the length will change here) |
|---|
| | | # 81 indicates a user string is present where as a a0 indicates just a offset search |
|---|
| | | # 81 = type context-specific/constructed with a length of 06 (6) bytes following |
|---|
| | | |
|---|
| | | |
|---|
| | | # the following info was taken from the ISO/IEC 8825-1:2003 x.690 standard re: the |
|---|
| | | # encoding of integer values (note: these values are in |
|---|
| | | # two-complement form so since offset will never be negative bit 8 of the |
|---|
| | |
|---|
| | | # of the second (to the left of first octet) octet: |
|---|
| | | # a) shall not all be ones; and |
|---|
| | | # b) shall not all be zero |
|---|
| | | |
|---|
| | | |
|---|
| | | if ($search) |
|---|
| | | { |
|---|
| | | $search = preg_replace('/[^-[:alpha:] ,.()0-9]+/', '', $search); |
|---|
| | |
|---|
| | | // now compute length over $str |
|---|
| | | $str = self::_ber_addseq($str, 'a0'); |
|---|
| | | } |
|---|
| | | |
|---|
| | | |
|---|
| | | // now tack on records per page |
|---|
| | | $str = "020100" . self::_ber_addseq(self::_ber_encode_int($rpp-1), '02') . $str; |
|---|
| | | |
|---|
