| if_vlan_var.h (153512) | if_vlan_var.h (155051) |
|---|---|
| 1/*- 2 * Copyright 1998 Massachusetts Institute of Technology 3 * 4 * Permission to use, copy, modify, and distribute this software and 5 * its documentation for any purpose and without fee is hereby 6 * granted, provided that both the above copyright notice and this 7 * permission notice appear in all copies, that both the above 8 * copyright notice and this permission notice appear in all --- 12 unchanged lines hidden (view full) --- 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * | 1/*- 2 * Copyright 1998 Massachusetts Institute of Technology 3 * 4 * Permission to use, copy, modify, and distribute this software and 5 * its documentation for any purpose and without fee is hereby 6 * granted, provided that both the above copyright notice and this 7 * permission notice appear in all copies, that both the above 8 * copyright notice and this permission notice appear in all --- 12 unchanged lines hidden (view full) --- 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * |
| 29 * $FreeBSD: head/sys/net/if_vlan_var.h 153512 2005-12-18 18:24:27Z glebius $ | 29 * $FreeBSD: head/sys/net/if_vlan_var.h 155051 2006-01-30 13:45:15Z glebius $ |
| 30 */ 31 32#ifndef _NET_IF_VLAN_VAR_H_ 33#define _NET_IF_VLAN_VAR_H_ 1 34 35struct ether_vlan_header { 36 u_char evl_dhost[ETHER_ADDR_LEN]; 37 u_char evl_shost[ETHER_ADDR_LEN]; --- 50 unchanged lines hidden (view full) --- 88 * if (mtag != NULL) { 89 * ... = VLAN_TAG_VALUE(mtag); 90 * ... pass tag to hardware ... 91 * } 92 * 93 * Note that a driver must indicate it supports hardware VLAN 94 * tagging by marking IFCAP_VLAN_HWTAGGING in if_capabilities. 95 */ | 30 */ 31 32#ifndef _NET_IF_VLAN_VAR_H_ 33#define _NET_IF_VLAN_VAR_H_ 1 34 35struct ether_vlan_header { 36 u_char evl_dhost[ETHER_ADDR_LEN]; 37 u_char evl_shost[ETHER_ADDR_LEN]; --- 50 unchanged lines hidden (view full) --- 88 * if (mtag != NULL) { 89 * ... = VLAN_TAG_VALUE(mtag); 90 * ... pass tag to hardware ... 91 * } 92 * 93 * Note that a driver must indicate it supports hardware VLAN 94 * tagging by marking IFCAP_VLAN_HWTAGGING in if_capabilities. 95 */ |
| 96#define MTAG_VLAN 1035328035 97#define MTAG_VLAN_TAG 0 /* tag of VLAN interface */ | |
| 98 99/* 100 * This macro must expand to a lvalue so that it can be used 101 * to set a tag with a simple assignment. 102 */ 103#define VLAN_TAG_VALUE(_mt) (*(u_int *)((_mt) + 1)) 104 105#define VLAN_INPUT_TAG(_ifp, _m, _t) do { \ | 96 97/* 98 * This macro must expand to a lvalue so that it can be used 99 * to set a tag with a simple assignment. 100 */ 101#define VLAN_TAG_VALUE(_mt) (*(u_int *)((_mt) + 1)) 102 103#define VLAN_INPUT_TAG(_ifp, _m, _t) do { \ |
| 106 struct m_tag *mtag; \ 107 mtag = m_tag_alloc(MTAG_VLAN, MTAG_VLAN_TAG, \ 108 sizeof (u_int), M_NOWAIT); \ | 104 struct m_tag *mtag = (struct m_tag *) \ 105 uma_zalloc(zone_mtag_vlan, M_NOWAIT); \ |
| 109 if (mtag != NULL) { \ 110 VLAN_TAG_VALUE(mtag) = (_t); \ 111 m_tag_prepend((_m), mtag); \ 112 (_m)->m_flags |= M_VLANTAG; \ 113 } else { \ 114 (_ifp)->if_ierrors++; \ 115 m_freem(_m); \ 116 _m = NULL; \ 117 } \ 118} while (0) 119 120#define VLAN_OUTPUT_TAG(_ifp, _m) \ 121 ((_m)->m_flags & M_VLANTAG ? \ 122 m_tag_locate((_m), MTAG_VLAN, MTAG_VLAN_TAG, NULL) : NULL) | 106 if (mtag != NULL) { \ 107 VLAN_TAG_VALUE(mtag) = (_t); \ 108 m_tag_prepend((_m), mtag); \ 109 (_m)->m_flags |= M_VLANTAG; \ 110 } else { \ 111 (_ifp)->if_ierrors++; \ 112 m_freem(_m); \ 113 _m = NULL; \ 114 } \ 115} while (0) 116 117#define VLAN_OUTPUT_TAG(_ifp, _m) \ 118 ((_m)->m_flags & M_VLANTAG ? \ 119 m_tag_locate((_m), MTAG_VLAN, MTAG_VLAN_TAG, NULL) : NULL) |
| 120 121#define VLAN_CAPABILITIES(_ifp) do { \ 122 if ((_ifp)->if_vlantrunk != NULL) \ 123 (*vlan_trunk_cap_p)(_ifp); \ 124} while (0) 125 126extern void (*vlan_trunk_cap_p)(struct ifnet *); |
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| 123#endif /* _KERNEL */ 124 125#endif /* _NET_IF_VLAN_VAR_H_ */ | 127#endif /* _KERNEL */ 128 129#endif /* _NET_IF_VLAN_VAR_H_ */ |