diff options
Diffstat (limited to 'datapath-windows')
-rw-r--r-- | datapath-windows/automake.mk | 1 | ||||
-rw-r--r-- | datapath-windows/include/OvsNetlink.h | 174 |
2 files changed, 0 insertions, 175 deletions
diff --git a/datapath-windows/automake.mk b/datapath-windows/automake.mk index 78bdb84a6..ace9dc55b 100644 --- a/datapath-windows/automake.mk +++ b/datapath-windows/automake.mk @@ -4,7 +4,6 @@ EXTRA_DIST += \ datapath-windows/Package/package.VcxProj \ datapath-windows/Package/package.VcxProj.user \ datapath-windows/include/OvsDpInterfaceExt.h \ - datapath-windows/include/OvsNetlink.h \ datapath-windows/include/OvsPub.h\ datapath-windows/ovsext/Netlink.c \ datapath-windows/ovsext/Netlink.h \ diff --git a/datapath-windows/include/OvsNetlink.h b/datapath-windows/include/OvsNetlink.h deleted file mode 100644 index 8a9fc557a..000000000 --- a/datapath-windows/include/OvsNetlink.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Copyright (c) 2008, 2009, 2010, 2011, 2013, 2014 Nicira, Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef __OVS_NETLINK_H_ -#define __OVS_NETLINK_H_ 1 - -#include "lib/netlink-protocol.h" - -/* Returns X / Y, rounding up. X must be nonnegative to round correctly. */ -#define DIV_ROUND_UP(X, Y) (((X) + ((Y) - 1)) / (Y)) - -/* Returns X rounded up to the nearest multiple of Y. */ -#define ROUND_UP(X, Y) (DIV_ROUND_UP(X, Y) * (Y)) - -static __inline int -nl_attr_is_valid(const struct nlattr *nla, size_t maxlen) -{ - return (maxlen >= sizeof *nla - && nla->nla_len >= sizeof *nla - && nla->nla_len <= maxlen); -} - -static __inline size_t -nl_attr_len_pad(const struct nlattr *nla, size_t maxlen) -{ - size_t len = NLA_ALIGN(nla->nla_len); - - return len <= maxlen ? len : nla->nla_len; -} - -/* This macro is careful to check for attributes with bad lengths. */ -#define NL_ATTR_FOR_EACH(ITER, LEFT, ATTRS, ATTRS_LEN) \ - for ((ITER) = (ATTRS), (LEFT) = (ATTRS_LEN); \ - nl_attr_is_valid(ITER, LEFT); \ - (LEFT) -= nl_attr_len_pad(ITER, LEFT), (ITER) = nl_attr_next(ITER)) - -/* This macro does not check for attributes with bad lengths. It should only - * be used with messages from trusted sources or with messages that have - * already been validated (e.g. with NL_ATTR_FOR_EACH). */ -#define NL_ATTR_FOR_EACH_UNSAFE(ITER, LEFT, ATTRS, ATTRS_LEN) \ - for ((ITER) = (ATTRS), (LEFT) = (ATTRS_LEN); \ - (LEFT) > 0; \ - (LEFT) -= NLA_ALIGN((ITER)->nla_len), (ITER) = nl_attr_next(ITER)) - -/* These were introduced all together in 2.6.24. */ -#ifndef NLA_TYPE_MASK -#define NLA_F_NESTED (1 << 15) -#define NLA_F_NET_BYTEORDER (1 << 14) -#define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER) -#endif - -/* Netlink attribute iteration. */ -static __inline struct nlattr * -nl_attr_next(const struct nlattr *nla) -{ - return (struct nlattr *) ((uint8_t *) nla + NLA_ALIGN(nla->nla_len)); -} - - /* Returns the bits of 'nla->nla_type' that are significant for determining - * its type. */ -static __inline int -nl_attr_type(const struct nlattr *nla) -{ - return nla->nla_type & NLA_TYPE_MASK; -} - -static __inline void * -nl_attr_data(const struct nlattr *nla) -{ - return ((char *)nla + NLA_HDRLEN); -} - -/* Returns the number of bytes in the payload of attribute 'nla'. */ -static __inline uint32_t -nl_attr_get_size(const struct nlattr *nla) -{ - return nla->nla_len - NLA_HDRLEN; -} - -/* Returns the first byte in the payload of attribute 'nla'. */ -static __inline const void * -nl_attr_get(const struct nlattr *nla) -{ - ASSERT(nla->nla_len >= NLA_HDRLEN); - return nla + 1; -} - -#define NL_ATTR_GET_AS(NLA, TYPE) \ - (*(TYPE*) nl_attr_get_unspec(nla, sizeof(TYPE))) - -/* Asserts that 'nla''s payload is at least 'size' bytes long, and returns the - * first byte of the payload. */ -static const void * -nl_attr_get_unspec(const struct nlattr *nla, size_t size) -{ - DBG_UNREFERENCED_PARAMETER(size); - ASSERT(nla->nla_len >= NLA_HDRLEN + size); - return nla + 1; -} - -/* Returns the 64-bit network byte order value in 'nla''s payload. - * - * Asserts that 'nla''s payload is at least 8 bytes long. */ -static __inline __be64 -nl_attr_get_be64(const struct nlattr *nla) -{ - return NL_ATTR_GET_AS(nla, __be64); -} - -/* Returns the 32-bit network byte order value in 'nla''s payload. - * - * Asserts that 'nla''s payload is at least 4 bytes long. */ -static __inline __be32 -nl_attr_get_be32(const struct nlattr *nla) -{ - return NL_ATTR_GET_AS(nla, __be32); -} - -/* Returns the 8-bit value in 'nla''s payload. */ -static __inline uint8_t -nl_attr_get_u8(const struct nlattr *nla) -{ - return NL_ATTR_GET_AS(nla, uint8_t); -} - - -/* Returns the 32-bit host byte order value in 'nla''s payload. - * - * Asserts that 'nla''s payload is at least 4 bytes long. */ -static __inline uint32_t -nl_attr_get_u32(const struct nlattr *nla) -{ - return NL_ATTR_GET_AS(nla, uint32_t); -} - - -static __inline const struct nlattr * -nl_attr_find__(const struct nlattr *attrs, size_t size, uint16_t type) -{ - const struct nlattr *nla; - size_t left; - - NL_ATTR_FOR_EACH (nla, left, attrs, size) { - if (nl_attr_type(nla) == type) { - return nla; - } - } - return NULL; -} - -/* Returns the first Netlink attribute within 'nla' with the specified - * 'type'. - * - * This function does not validate the attribute's length. */ -static __inline const struct nlattr * -nl_attr_find_nested(const struct nlattr *nla, uint16_t type) -{ - return nl_attr_find__(nl_attr_get(nla), nl_attr_get_size(nla), type); -} - -#endif /* __OVS_NETLINK_H_ */ |