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convert Wifi and WifiAP

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This commit is contained in:
Arisotura
2023-11-04 17:00:12 +01:00
parent 76976fef30
commit 2bd09eafeb
7 changed files with 376 additions and 367 deletions
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66
src/WifiAP.cpp
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@ -30,10 +30,9 @@
using Platform::Log;
using Platform::LogLevel;
namespace WifiAP
{
const u8 APMac[6] = {AP_MAC};
const char* WifiAP::APName = "melonAP";
const u8 WifiAP::APMac[6] = {0x00, 0xF0, 0x77, 0x77, 0x77, 0x77};
#define PWRITE_8(p, v) *p++ = v;
#define PWRITE_16(p, v) *(u16*)p = v; p += 2;
@ -65,33 +64,19 @@ const u8 APMac[6] = {AP_MAC};
#define PALIGN_4(p, base) while (PLEN(p,base) & 0x3) *p++ = 0xFF;
u64 USCounter;
u16 SeqNo;
bool BeaconDue;
u8 PacketBuffer[2048];
int PacketLen;
int RXNum;
u8 LANBuffer[2048];
// this is a lazy AP, we only keep track of one client
// 0=disconnected 1=authenticated 2=associated
int ClientStatus;
bool MACEqual(u8* a, const u8* b);
bool MACIsBroadcast(u8* a);
bool Init()
{
return true;
}
void DeInit()
WifiAP::WifiAP(class Wifi* wifi) : Wifi(wifi)
{
}
void Reset()
WifiAP::~WifiAP()
{
}
void WifiAP::Reset()
{
// random starting point for the counter
USCounter = 0x428888000ULL;
@ -107,18 +92,7 @@ void Reset()
}
bool MACEqual(u8* a, u8* b)
{
return (*(u32*)&a[0] == *(u32*)&b[0]) && (*(u16*)&a[4] == *(u16*)&b[4]);
}
bool MACIsBroadcast(u8* a)
{
return (*(u32*)&a[0] == 0xFFFFFFFF) && (*(u16*)&a[4] == 0xFFFF);
}
void MSTimer()
void WifiAP::MSTimer()
{
USCounter += 0x400;
@ -131,7 +105,7 @@ void MSTimer()
}
int HandleManagementFrame(u8* data, int len)
int WifiAP::HandleManagementFrame(u8* data, int len)
{
// TODO: perfect this
// noting that frames sent pre-auth/assoc don't have a proper BSSID
@ -199,8 +173,8 @@ int HandleManagementFrame(u8* data, int len)
PWRITE_16(p, 0x0021); // capability
PWRITE_8(p, 0x01); PWRITE_8(p, 0x02); PWRITE_8(p, 0x82); PWRITE_8(p, 0x84); // rates
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, 0x06); // current channel
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(AP_NAME));
memcpy(p, AP_NAME, strlen(AP_NAME)); p += strlen(AP_NAME);
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(APName));
memcpy(p, APName, strlen(APName)); p += strlen(APName);
PacketLen = PLEN(p, base);
RXNum = 1;
@ -282,7 +256,7 @@ int HandleManagementFrame(u8* data, int len)
}
int SendPacket(u8* data, int len)
int WifiAP::SendPacket(u8* data, int len)
{
data += 12;
@ -330,7 +304,7 @@ int SendPacket(u8* data, int len)
return 0;
}
int RecvPacket(u8* data)
int WifiAP::RecvPacket(u8* data)
{
if (BeaconDue)
{
@ -353,8 +327,8 @@ int RecvPacket(u8* data)
PWRITE_8(p, 0x01); PWRITE_8(p, 0x02); PWRITE_8(p, 0x82); PWRITE_8(p, 0x84); // rates
PWRITE_8(p, 0x03); PWRITE_8(p, 0x01); PWRITE_8(p, 0x06); // current channel
PWRITE_8(p, 0x05); PWRITE_8(p, 0x04); PWRITE_8(p, 0); PWRITE_8(p, 0); PWRITE_8(p, 0); PWRITE_8(p, 0); // TIM
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(AP_NAME));
memcpy(p, AP_NAME, strlen(AP_NAME)); p += strlen(AP_NAME);
PWRITE_8(p, 0x00); PWRITE_8(p, strlen(APName));
memcpy(p, APName, strlen(APName)); p += strlen(APName);
PALIGN_4(p, base);
PWRITE_32(p, 0xDEADBEEF); // checksum. doesn't matter for now
@ -394,7 +368,7 @@ int RecvPacket(u8* data)
// check destination MAC
if (!MACIsBroadcast(&LANBuffer[0]))
{
if (!MACEqual(&LANBuffer[0], Wifi::GetMAC()))
if (!MACEqual(&LANBuffer[0], Wifi->GetMAC()))
return 0;
}
@ -427,5 +401,3 @@ int RecvPacket(u8* data)
return 0;
}
}