| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SHILL_ATTRIBUTE_LIST_H_ |
| #define SHILL_ATTRIBUTE_LIST_H_ |
| |
| #include <linux/nl80211.h> |
| #include <netlink/netlink.h> |
| |
| #include <map> |
| #include <string> |
| |
| #include "shill/nl80211_attribute.h" |
| |
| struct nlattr; |
| namespace shill { |
| |
| class Nl80211RawAttribute; |
| |
| class AttributeList { |
| public: |
| ~AttributeList(); |
| |
| // Instantiates an Nl80211Attribute of the appropriate type from |name|, |
| // and adds it to |attributes_|. |
| bool CreateAttribute(nl80211_attrs name); |
| |
| // Instantiates an Nl80211Attribute of the appropriate type from |name|, |
| // initializes it from |data|, and adds it to |attributes_|. |
| // TODO(wdg): This is a stop-gap for use before message constructors add |
| // their attributes as message templates. |
| bool CreateAndInitFromNlAttr(nl80211_attrs name, const nlattr *data); |
| |
| bool GetU8AttributeValue(nl80211_attrs name, uint8_t *value) const; |
| bool GetU16AttributeValue(nl80211_attrs name, uint16_t *value) const; |
| bool GetU32AttributeValue(nl80211_attrs name, uint32_t *value) const; |
| bool GetU64AttributeValue(nl80211_attrs name, uint64_t *value) const; |
| bool GetFlagAttributeValue(nl80211_attrs name, bool *value) const; |
| // |IsFlagAttributeTrue| returns true if the flag attribute named |name| is |
| // true. It retruns false if the attribute does not exist, is not of type |
| // kTypeFlag, or is not true. |
| bool IsFlagAttributeTrue(nl80211_attrs name) const; |
| bool GetStringAttributeValue(nl80211_attrs name, std::string *value) const; |
| |
| // A raw attribute is a place to store unrecognized attributes when they |
| // from the kernel. For this reason, only limited support is provided for |
| // them. |
| bool GetRawAttributeValue(nl80211_attrs name, ByteString *output) const; |
| // TODO(wdg): |GetRawAttribute| is a stopgap to support various |
| // UserBoundNlMessage::ToString methods and must, once those are re-written, |
| // be destroyed. |
| const Nl80211RawAttribute *GetRawAttribute(nl80211_attrs name) const; |
| |
| private: |
| // Using this to get around issues with const and operator[]. |
| Nl80211Attribute *GetAttribute(nl80211_attrs name) const; |
| |
| bool HasAttribute(nl80211_attrs name, Nl80211Attribute::Type type) const; |
| |
| std::map<int, Nl80211Attribute *> attributes_; |
| }; |
| |
| } // namespace shill |
| |
| #endif // SHILL_ATTRIBUTE_LIST_H_ |
| |