Function _copy_branch

dset.c:661–694

static inline int _copy_branch(struct sip_msg *msg, struct dset_ctx *dsct,
													int src_idx, int dst_idx)
{
	struct msg_branch_wrap *brs = dsct->branches;
	int ret = 0;

	if (dst_idx>=0) {
		/* we copy into a branch */
		if (src_idx>=0) {
			/* we copy from a branch */
			/* destroy the avps of the dst branch before the bulk copy */
			destroy_avp_list( &brs[dst_idx].branch.attrs );
			/* do the copy */
			brs[dst_idx] = brs[src_idx];
			_post_copy_branch_update( brs+dst_idx );
			/* clone the list of attrs from src to dst now */
			brs[dst_idx].branch.attrs =
				clone_avp_list( brs[src_idx].branch.attrs );
		} else {
			/* we copy from msg */
			ret = _msg_2_branch( dsct, msg, &brs[dst_idx]);
		}
	} else {
		/* we copy into msg */
		if (src_idx>=0) {
			/* we copy from a branch */
			ret = _branch_2_msg( dsct, &brs[src_idx], msg);
		} else {
			/* this should not happen, it is a NOP */
		}
	}

	return ret;
}


int move_msg_branch_to_ruri(int idx, struct sip_msg *msg)