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85 lines
2.7 KiB
85 lines
2.7 KiB
/*
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* Copyright (C) 2005 iptelorg GmbH
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*
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* This file is part of ser, a free SIP server.
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*
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* ser is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version
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*
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* For a license to use the ser software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* ser is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __SERIALIZE_H
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#define __SERIALIZE_H
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/* serialization/deserialization data structures and functions */
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#include <cds/dstring.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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dstring_t out; /* output string */
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str_t in; /* input string */
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int in_pos; /* position in input */
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enum { sstream_in, sstream_out } type;
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} sstream_t;
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#define is_input_sstream(ss) (ss->type == sstream_in)
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int init_input_sstream(sstream_t *ss, char *data_in, int data_len);
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int init_output_sstream(sstream_t *ss, int out_buff_resize);
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/** returns serialized data as newly allocated string in shared memory */
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int get_serialized_sstream(sstream_t *ss, str_t *dst);
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/** returns the length of serialized data */
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int get_serialized_sstream_len(sstream_t *ss);
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/** copies serialized data into given buffer */
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int get_serialized_sstream_data(sstream_t *ss, char *dst);
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void destroy_sstream(sstream_t *ss);
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int sstream_put(sstream_t *ss, const char *s, int len);
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int sstream_put_str(sstream_t *ss, str_t *s);
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int sstream_put_zt(sstream_t *ss, const char *s);
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int sstream_get(sstream_t *ss, char *c);
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/* returns a part of string of given length - it is NOT a copy !!! */
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int sstream_get_str_ex(sstream_t *ss, int len, str_t *dst);
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/* returns a copy of string from input buffer */
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int sstream_get_str(sstream_t *ss, int len, str_t *dst);
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int serialize_int(sstream_t *ss, int *num);
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int serialize_uint(sstream_t *ss, unsigned int *num);
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int serialize_char(sstream_t *ss, char *c);
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int serialize_uchar(sstream_t *ss, unsigned char *c);
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int serialize_str(sstream_t *ss, str_t *s);
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int serialize_str_ex(sstream_t *ss, str_t *s); /* doesn't duplicate read strings */
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#ifdef __cplusplus
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}
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#endif
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#endif
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