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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2017, Digium, Inc.
*
* Mark Michelson <mmichelson@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
#include "asterisk.h"
#include "asterisk/sdp_priv.h"
#include "asterisk/utils.h"
struct ast_sdp *ast_sdp_alloc(void)
{
struct ast_sdp *new_sdp;
new_sdp = ast_calloc(1, sizeof *new_sdp);
return new_sdp;
}
static void free_o_line(struct ast_sdp *dead)
{
ast_free(dead->o_line.user);
ast_free(dead->o_line.family);
ast_free(dead->o_line.addr);
}
static void free_s_line(struct ast_sdp *dead)
{
ast_free(dead->s_line);
}
static void free_c_line(struct ast_sdp_c_line *c_line)
{
ast_free(c_line->family);
ast_free(c_line->addr);
}
static void free_t_line(struct ast_sdp_t_line *t_line)
{
return;
}
static void free_a_line(struct ast_sdp_a_line *a_line)
{
ast_free(a_line->name);
ast_free(a_line->value);
}
static void free_a_lines(struct ast_sdp_a_line_vector *a_lines)
{
int i;
for (i = 0; i < AST_VECTOR_SIZE(a_lines); ++i) {
free_a_line(AST_VECTOR_GET_ADDR(a_lines, i));
}
AST_VECTOR_FREE(a_lines);
}
static void free_m_line(struct ast_sdp_m_line *m_line)
{
int i;
ast_free(m_line->type);
ast_free(m_line->profile);
free_c_line(&m_line->c_line);
for (i = 0; i < AST_VECTOR_SIZE(&m_line->payloads); ++i) {
ast_free(AST_VECTOR_GET(&m_line->payloads, i));
}
AST_VECTOR_FREE(&m_line->payloads);
free_a_lines(&m_line->a_lines);
}
static void free_m_lines(struct ast_sdp *dead)
{
int i;
for (i = 0; i < AST_VECTOR_SIZE(&dead->m_lines); ++i) {
free_m_line(AST_VECTOR_GET_ADDR(&dead->m_lines, i));
}
AST_VECTOR_FREE(&dead->m_lines);
}
void ast_sdp_free(struct ast_sdp *dead)
{
if (!dead) {
return;
}
free_o_line(dead);
free_s_line(dead);
free_c_line(&dead->c_line);
free_t_line(&dead->t_line);
free_a_lines(&dead->a_lines);
free_m_lines(dead);
ast_free(dead);
}
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