| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| /* |
| * THIS FILE IS INCLUDED BY scanner.c. |
| * DO NOT COMPILE THIS FILE ALONE! |
| */ |
| |
| PJ_DEF(void) pj_cis_buf_init( pj_cis_buf_t *cis_buf) |
| { |
| pj_bzero(cis_buf->cis_buf, sizeof(cis_buf->cis_buf)); |
| cis_buf->use_mask = 0; |
| } |
| |
| PJ_DEF(pj_status_t) pj_cis_init(pj_cis_buf_t *cis_buf, pj_cis_t *cis) |
| { |
| unsigned i; |
| |
| cis->cis_buf = cis_buf->cis_buf; |
| |
| for (i=0; i<PJ_CIS_MAX_INDEX; ++i) { |
| if ((cis_buf->use_mask & (1 << i)) == 0) { |
| cis->cis_id = i; |
| cis_buf->use_mask |= (1 << i); |
| return PJ_SUCCESS; |
| } |
| } |
| |
| cis->cis_id = PJ_CIS_MAX_INDEX; |
| return PJ_ETOOMANY; |
| } |
| |
| PJ_DEF(pj_status_t) pj_cis_dup( pj_cis_t *new_cis, pj_cis_t *existing) |
| { |
| pj_status_t status; |
| unsigned i; |
| |
| /* Warning: typecasting here! */ |
| status = pj_cis_init((pj_cis_buf_t*)existing->cis_buf, new_cis); |
| if (status != PJ_SUCCESS) |
| return status; |
| |
| for (i=0; i<256; ++i) { |
| if (PJ_CIS_ISSET(existing, i)) |
| PJ_CIS_SET(new_cis, i); |
| else |
| PJ_CIS_CLR(new_cis, i); |
| } |
| |
| return PJ_SUCCESS; |
| } |
| |