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/**
* @file obex_hdr.h
*
* OBEX header releated functions.
* OpenOBEX library - Free implementation of the Object Exchange protocol.
*
* Copyright (c) 2012 Hendrik Sattler, All Rights Reserved.
*
* OpenOBEX is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation; either version 2.1 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenOBEX. If not, see <http://www.gnu.org/>.
*/
#include <databuffer.h>
#include <obex_incl.h>
#include <defines.h>
struct obex_hdr {
unsigned int flags;
size_t offset;
struct obex_hdr_ops *ops;
void *data;
};
/** Copy the data to the header instance */
#define OBEX_FL_COPY (1 << 0)
struct obex_hdr * obex_hdr_create(enum obex_hdr_id id, enum obex_hdr_type type,
const void *data, size_t size,
unsigned int flags);
struct obex_hdr * obex_hdr_membuf_create(enum obex_hdr_id id,
enum obex_hdr_type type,
const void *data, size_t size);
struct databuffer * obex_hdr_membuf_get_databuffer(struct obex_hdr *hdr);
struct obex_hdr * obex_hdr_ptr_create(enum obex_hdr_id id,
enum obex_hdr_type type,
const void *data, size_t size);
struct obex_hdr * obex_hdr_ptr_parse(const void *msgdata, size_t size);
struct obex_hdr * obex_hdr_stream_create(struct obex *obex,
struct obex_hdr *data);
void obex_hdr_stream_finish(struct obex_hdr *hdr);
struct obex_hdr_ops {
void (*destroy)(void *self);
enum obex_hdr_id (*get_id)(void *self);
enum obex_hdr_type (*get_type)(void *self);
size_t (*get_data_size)(void *self);
const void * (*get_data_ptr)(void *self);
bool (*set_data)(void *self, const void *data, size_t size);
size_t (*append_data)(void *self, struct databuffer *buf, size_t size);
bool (*is_finished)(void *self);
};
struct obex_hdr * obex_hdr_new(struct obex_hdr_ops *ops, void *data);
void obex_hdr_destroy(struct obex_hdr *hdr);
enum obex_hdr_id obex_hdr_get_id(struct obex_hdr *hdr);
enum obex_hdr_type obex_hdr_get_type(struct obex_hdr *hdr);
size_t obex_hdr_get_size(struct obex_hdr *hdr);
size_t obex_hdr_get_data_size(struct obex_hdr *hdr);
const void * obex_hdr_get_data_ptr(struct obex_hdr *hdr);
bool obex_hdr_set_data(struct obex_hdr *hdr, const void *data, size_t size);
size_t obex_hdr_append(struct obex_hdr *hdr, struct databuffer *buf,
size_t max_size);
bool obex_hdr_is_splittable(struct obex_hdr *hdr);
bool obex_hdr_is_finished(struct obex_hdr *hdr);
struct obex_hdr_it {
struct databuffer_list *list;
int is_valid;
};
void obex_hdr_it_init_from(struct obex_hdr_it *it,
const struct obex_hdr_it *from);
struct obex_hdr_it * obex_hdr_it_create(struct databuffer_list *list);
void obex_hdr_it_destroy(struct obex_hdr_it *it);
struct obex_hdr * obex_hdr_it_get(const struct obex_hdr_it *it);
void obex_hdr_it_next(struct obex_hdr_it *it);
int obex_hdr_it_equals(const struct obex_hdr_it *a, const struct obex_hdr_it *b);
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