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Merge pull request #13503 from sepalani/ip-top-perf

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IP/Top: Fix performance regression in GetInterfaceOpt
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JMC47 2025-04-11 18:56:35 -04:00 committed by GitHub
commit 5285b1168a
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1 changed files with 4 additions and 1 deletions
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5
Source/Core/Core/IOS/Network/IP/Top.cpp
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@ -1005,7 +1005,6 @@ IPCReply NetIPTopDevice::HandleGetInterfaceOptRequest(const IOCtlVRequest& reque
auto& system = GetSystem();
auto& memory = system.GetMemory();
const DefaultInterface interface = GetSystemDefaultInterfaceOrFallback();
const u32 param = memory.Read_U32(request.in_vectors[0].address);
const u32 param2 = memory.Read_U32(request.in_vectors[0].address + 4);
const u32 param3 = memory.Read_U32(request.io_vectors[0].address);
@ -1159,6 +1158,7 @@ IPCReply NetIPTopDevice::HandleGetInterfaceOptRequest(const IOCtlVRequest& reque
// XXX: this isn't exactly right; the buffer can be larger than 12 bytes,
// in which case, depending on some interface settings, SO can write 12 more bytes
memory.Write_U32(0xC, request.io_vectors[1].address);
const DefaultInterface interface = GetSystemDefaultInterfaceOrFallback();
memory.Write_U32(ntohl(interface.inet.s_addr), request.io_vectors[0].address);
memory.Write_U32(ntohl(interface.netmask.s_addr), request.io_vectors[0].address + 4);
memory.Write_U32(ntohl(interface.broadcast.s_addr), request.io_vectors[0].address + 8);
@ -1172,6 +1172,8 @@ IPCReply NetIPTopDevice::HandleGetInterfaceOptRequest(const IOCtlVRequest& reque
break;
case 0x4006: // get routing table
{
const DefaultInterface interface = GetSystemDefaultInterfaceOrFallback();
for (InterfaceRouting route : interface.routing_table)
{
memory.Write_U32(ntohl(route.destination.s_addr), request.io_vectors[0].address + param5);
@ -1191,6 +1193,7 @@ IPCReply NetIPTopDevice::HandleGetInterfaceOptRequest(const IOCtlVRequest& reque
memory.Write_U32(param5, request.io_vectors[1].address);
break;
}
case 0x6003: // hardcoded value
memory.Write_U32(0x80, request.io_vectors[0].address);