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eap::diameter_avp_append() set of functions introduced

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This commit is contained in:
Simon Rozman
2016-10-31 16:28:38 +01:00
parent 0d8f243d31
commit b054dcdc7a
2 changed files with 106 additions and 0 deletions
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72
lib/EAPBase/src/EAP.cpp
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@@ -24,6 +24,78 @@ using namespace std;
using namespace winstd;
//////////////////////////////////////////////////////////////////////
// eap::diameter_avp_append
//////////////////////////////////////////////////////////////////////
void eap::diameter_avp_append(
_In_ unsigned int code,
_In_ unsigned char flags,
_In_bytecount_(size) const void *data,
_In_ unsigned int size,
_Inout_ sanitizing_blob &packet)
{
unsigned int
padding = (unsigned int)((4 - size) % 4),
size_outer;
packet.reserve(
packet.size() +
(size_outer =
sizeof(diameter_avp_header) + // Diameter header
size) + // Data
padding); // Data padding
// Diameter AVP header
diameter_avp_header hdr;
*reinterpret_cast<unsigned int*>(hdr.code) = htonl(code);
hdr.flags = flags;
hton24(size_outer, hdr.length);
packet.insert(packet.end(), reinterpret_cast<const unsigned char*>(&hdr), reinterpret_cast<const unsigned char*>(&hdr + 1));
// Data
packet.insert(packet.end(), reinterpret_cast<const unsigned char*>(data), reinterpret_cast<const unsigned char*>(data) + size);
packet.insert(packet.end(), padding, 0);
}
//////////////////////////////////////////////////////////////////////
// eap::diameter_avp_append
//////////////////////////////////////////////////////////////////////
void eap::diameter_avp_append(
_In_ unsigned int code,
_In_ unsigned int vendor_id,
_In_ unsigned char flags,
_In_bytecount_(size) const void *data,
_In_ unsigned int size,
_Inout_ sanitizing_blob &packet)
{
unsigned int
padding = (unsigned int)((4 - size) % 4),
size_outer;
packet.reserve(
packet.size() +
(size_outer =
sizeof(diameter_avp_header_ven) + // Diameter header
size) + // Data
padding); // Data padding
// Diameter AVP header
diameter_avp_header_ven hdr;
*reinterpret_cast<unsigned int*>(hdr.code) = htonl(code);
hdr.flags = flags | diameter_avp_flag_vendor;
hton24(size_outer, hdr.length);
*reinterpret_cast<unsigned int*>(hdr.vendor) = htonl(vendor_id);
packet.insert(packet.end(), reinterpret_cast<const unsigned char*>(&hdr), reinterpret_cast<const unsigned char*>(&hdr + 1));
// Data
packet.insert(packet.end(), reinterpret_cast<const unsigned char*>(data), reinterpret_cast<const unsigned char*>(data) + size);
packet.insert(packet.end(), padding, 0);
}
//////////////////////////////////////////////////////////////////////
// eap::packet
//////////////////////////////////////////////////////////////////////