static inline int add_diversion_helper(struct sip_msg* msg, str* s)
{
char *ptr;
int is_ref;
struct lump* anchor = 0;
if (!msg->diversion && parse_headers(msg, HDR_DIVERSION_F, 0) == -1) {
LM_ERR("header parsing failed\n");
return -1;
}
if (msg->diversion) {
/* Insert just before the topmost Diversion header */
ptr = msg->diversion->name.s;
} else {
/* Insert at the end */
ptr = msg->unparsed;
}
anchor = anchor_lump2(msg, ptr - msg->buf, 0, 0, &is_ref);
if (!anchor) {
LM_ERR("can't get anchor\n");
return -2;
}
if (!insert_new_lump_before(anchor, s->s, s->len, 0)) {
LM_ERR("can't insert lump\n");
return -3;
}
return 0;
}
int add_body_segment(struct sdp_mangler * mangler, int offset, unsigned char * new_data, int new_len)
{
struct lump * l;
char *s;
int exists;
l = anchor_lump2(mangler->msg, mangler->body_offset + offset, 0, 0, &exists);
if(l == NULL)
{
return -1;
}
s = pkg_malloc(new_len);
memcpy(s, new_data, new_len);
if(insert_new_lump_after(l, s, new_len, 0) == 0)
{
pkg_free(s);
return -2;
}
return 0;
}
