1736 bpf_setup(struct bpf_d *d_to, uuid_t uuid_from, ifnet_t ifp)  in bpf_setup()  argument
1754 	if (d_from->bd_opened_by != d_to->bd_opened_by) {  in bpf_setup()
1765 	while (d_to->bd_hbuf_read || d_to->bd_hbuf_write) {  in bpf_setup()
1766 		msleep((caddr_t)d_to, bpf_mlock, PRINET, __func__, NULL);  in bpf_setup()
1768 	d_to->bd_hbuf_read = true;  in bpf_setup()
1769 	d_to->bd_hbuf_write = true;  in bpf_setup()
1780 	if (d_to->bd_flags & BPF_CLOSING) {  in bpf_setup()
1798 	if (d_from->bd_bufsize != d_to->bd_bufsize) {  in bpf_setup()
1809 	d_to->bd_flags = d_from->bd_flags & (BPF_EXTENDED_HDR | BPF_WANT_PKTAP |  in bpf_setup()
1813 	d_to->bd_headdrop = d_from->bd_headdrop;  in bpf_setup()
1818 	error = bpf_allocbufs(d_to);  in bpf_setup()
1826 	ASSERT(d_to->bd_hbuf == NULL);  in bpf_setup()
1827 	ASSERT(d_to->bd_sbuf != NULL);  in bpf_setup()
1828 	ASSERT(d_to->bd_fbuf != NULL);  in bpf_setup()
1833 	memcpy(d_to->bd_sbuf, d_from->bd_sbuf, d_from->bd_slen);  in bpf_setup()
1834 	d_to->bd_slen = d_from->bd_slen;  in bpf_setup()
1835 	d_to->bd_scnt = d_from->bd_scnt;  in bpf_setup()
1838 		d_to->bd_hbuf = d_to->bd_fbuf;  in bpf_setup()
1839 		d_to->bd_fbuf = NULL;  in bpf_setup()
1840 		memcpy(d_to->bd_hbuf, d_from->bd_hbuf, d_from->bd_hlen);  in bpf_setup()
1842 	d_to->bd_hlen = d_from->bd_hlen;  in bpf_setup()
1843 	d_to->bd_hcnt = d_from->bd_hcnt;  in bpf_setup()
1845 	if (d_to->bd_flags & BPF_COMP_REQ) {  in bpf_setup()
1846 		ASSERT(d_to->bd_prev_sbuf != NULL);  in bpf_setup()
1847 		ASSERT(d_to->bd_prev_fbuf != NULL);  in bpf_setup()
1849 		d_to->bd_prev_slen = d_from->bd_prev_slen;  in bpf_setup()
1850 		ASSERT(d_to->bd_prev_slen <= BPF_HDR_COMP_LEN_MAX);  in bpf_setup()
1851 		memcpy(d_to->bd_prev_sbuf, d_from->bd_prev_sbuf, BPF_HDR_COMP_LEN_MAX);  in bpf_setup()
1854 	d_to->bd_bcs = d_from->bd_bcs;  in bpf_setup()
1862 	error = bpf_setif(d_to, ifp, false, true, true);  in bpf_setup()
1874 	d_to->bd_hbuf_read = false;  in bpf_setup()
1875 	d_to->bd_hbuf_write = false;  in bpf_setup()
1876 	wakeup((caddr_t)d_to);  in bpf_setup()