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Added IEEE802_11_Assoc_Request constructor from raw buffer.

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This commit is contained in:
Matias Fontanini
2011-08-25 23:11:16 -03:00
parent eb6b6a6c5b
commit 079672f2da
2 changed files with 20 additions and 0 deletions
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9
include/ieee802-11.h
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@@ -1221,6 +1221,15 @@ namespace Tins {
*/
IEEE802_11_Assoc_Request(const std::string& iface, const uint8_t* dst_hw_addr = 0, const uint8_t* src_hw_addr = 0) throw (std::runtime_error);
/**
* \brief Constructor which creates a IEEE802_11_Assoc_Request object from a
* buffer and adds all identifiable PDUs found in the buffer as children of this one.
*
* \param buffer The buffer from which this PDU will be constructed.
* \param total_sz The total size of the buffer.
*/
IEEE802_11_Assoc_Request(const uint8_t *buffer, uint32_t total_sz);
/**
* \brief Getter for the Capabilities Information.
*

11
src/ieee802-11.cpp
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@@ -500,6 +500,17 @@ Tins::IEEE802_11_Assoc_Request::IEEE802_11_Assoc_Request(const std::string& ifac
memset(&_body, 0, sizeof(_body));
}
Tins::IEEE802_11_Assoc_Request::IEEE802_11_Assoc_Request(const uint8_t *buffer, uint32_t total_sz) : ManagementFrame(buffer, total_sz) {
buffer += sizeof(ieee80211_header);
total_sz -= sizeof(ieee80211_header);
if(total_sz < sizeof(_body))
throw std::runtime_error("Not enough size for an IEEE 802.11 association header in the buffer.");
memcpy(&_body, buffer, sizeof(_body));
buffer += sizeof(_body);
total_sz -= sizeof(_body);
parse_tagged_parameters(buffer, total_sz);
}
void Tins::IEEE802_11_Assoc_Request::listen_interval(uint16_t new_listen_interval) {
this->_body.listen_interval = new_listen_interval;
}