+/* This file is part of the YAZ toolkit.
+ * Copyright (C) Index Data.
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Index Data nor the names of its contributors
+ * may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
/**
* \file odr-priv.h
* \brief Internal ODR definitions
int lcons;
};
-#define odr_max(o) ((o)->size - ((o)->bp - (o)->buf))
-#define odr_offset(o) ((o)->bp - (o)->buf)
+#define odr_max(o) ((o)->op->size - ((o)->op->bp - (o)->op->buf))
/**
* \brief stack for BER constructed items
*/
struct odr_constack
{
- const unsigned char *base; /** starting point of data */
+ const char *base; /** starting point of data */
int base_offset;
int len; /** length of data, if known, else -1
(decoding only) */
- const unsigned char *lenb; /** where to encode length */
+ const char *lenb; /** where to encode length */
int len_offset;
int lenlen; /** length of length-field */
const char *name; /** name of stack entry */
* \brief ODR private data
*/
struct Odr_private {
+ char *buf; /* memory base */
+ const char *bp; /* position in buffer (decoding) */
+ int pos; /* current position (encoding) */
+ int top; /* top of buffer (max pos when encoding) */
+ int size; /* current buffer size (encoding+decoding) */
+
/* stack for constructed types (we above) */
struct odr_constack *stack_first; /** first member of allocated stack */
struct odr_constack *stack_top; /** top of stack */
#define ODR_STACK_EMPTY(x) (!(x)->op->stack_top)
#define ODR_STACK_NOT_EMPTY(x) ((x)->op->stack_top)
+#define odr_tell(o) ((o)->op->pos)
+
/* Private macro.
* write a single character at the current position - grow buffer if
* necessary.
#define odr_putc(o, c) \
( \
( \
- (o)->pos < (o)->size ? \
+ (o)->op->pos < (o)->op->size ? \
( \
- (o)->buf[(o)->pos++] = (c), \
+ (o)->op->buf[(o)->op->pos++] = (c), \
0 \
) : \
( \
odr_grow_block((o), 1) == 0 ? \
( \
- (o)->buf[(o)->pos++] = (c), \
+ (o)->op->buf[(o)->op->pos++] = (c), \
0 \
) : \
( \
) \
) == 0 ? \
( \
- (o)->pos > (o)->top ? \
+ (o)->op->pos > (o)->op->top ? \
( \
- (o)->top = (o)->pos, \
+ (o)->op->top = (o)->op->pos, \
0 \
) : \
0 \
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab