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Merge pull request #1112 from Evengard/making-unique-clientid-dhcp

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Make DHCP Client ID more unique
This commit is contained in:
Ilya Shipitsin 2020-05-05 16:00:23 +05:00 committed by GitHub
commit 7e8b3c0b39
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2 changed files with 10 additions and 4 deletions
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8
src/Cedar/IPC.c
View File

@ -1077,8 +1077,14 @@ BUF *IPCBuildDhcpRequestOptions(IPC *ipc, DHCP_OPTION_LIST *opt)
// Hostname
if (IsEmptyStr(opt->Hostname) == false)
{
UCHAR client_id[MAX_HOST_NAME_LEN + 32];
UCHAR macstr[30];
MacToStr(macstr, sizeof(macstr), ipc->MacAddress);
Format(client_id, sizeof(client_id), "%s/%s", opt->Hostname, macstr);
Add(o, NewDhcpOption(DHCP_ID_HOST_NAME, opt->Hostname, StrLen(opt->Hostname)));
Add(o, NewDhcpOption(DHCP_ID_CLIENT_ID, opt->Hostname, StrLen(opt->Hostname)));
Add(o, NewDhcpOption(DHCP_ID_CLIENT_ID, client_id, StrLen(client_id)));
}
else // Client MAC Address
{

6
src/Cedar/Proto_PPP.c
View File

@ -257,9 +257,9 @@ void PPPThread(THREAD *thread, void *param)
case PPP_EAP_TYPE_IDENTITY:
default: // We treat the unspecified protocol as the IDENTITY protocol
p->Eap_Protocol = PPP_EAP_TYPE_IDENTITY;
lcpEap = BuildEAPPacketEx(PPP_EAP_CODE_REQUEST, p->Eap_PacketId++, PPP_EAP_TYPE_IDENTITY, sizeof(welcomeMessage));
lcpEap = BuildEAPPacketEx(PPP_EAP_CODE_REQUEST, p->Eap_PacketId++, PPP_EAP_TYPE_IDENTITY, StrLen(welcomeMessage) + 1);
eapPacket = lcpEap->Data;
Copy(eapPacket->Data, welcomeMessage, sizeof(welcomeMessage));
Copy(eapPacket->Data, welcomeMessage, StrLen(welcomeMessage));
PPPSetStatus(p, PPP_STATUS_AUTHENTICATING);
if (!PPPSendAndRetransmitRequest(p, PPP_PROTOCOL_EAP, lcpEap))
{
@ -3447,7 +3447,7 @@ void FreePPPSession(PPP_SESSION *p)
}
if (p->Eap_TlsCtx.CachedBufferSend != NULL)
{
Free(p->Eap_TlsCtx.CachedBufferRecv);
Free(p->Eap_TlsCtx.CachedBufferSend);
}
if (p->Eap_TlsCtx.SslPipe != NULL)
{