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Hopefully we're good to start sending commands to services now

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wheremyfoodat 2022-09-18 00:21:32 +03:00
parent 208c18356b
commit 6154a360c6
10 changed files with 110 additions and 32 deletions
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16
src/core/kernel/ports.cpp
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@ -91,11 +91,21 @@ void Kernel::connectToPort() {
}
// Result SendSyncRequest(Handle session)
// Send an IPC message to a port (typically "srv:") or a service
void Kernel::sendSyncRequest() {
const auto handle = regs[0];
const auto session = getObject(handle, KernelObjectType::Session);
printf("SendSyncRequest(session handle = %d)\n", handle);
u32 messagePointer = getTLSPointer() + 0x80; // The message is stored starting at TLS+0x80
printf("SendSyncRequest(session handle = %X)\n", handle);
// The sync request is being sent at a service rather than whatever port, so have the service manager intercept it
if (KernelHandles::isServiceHandle(handle)) {
serviceManager.sendCommandToService(messagePointer, handle);
regs[0] = SVCResult::Success;
return;
}
const auto session = getObject(handle, KernelObjectType::Session);
if (session == nullptr) [[unlikely]] {
Helpers::panic("SendSyncRequest: Invalid session handle");
regs[0] = SVCResult::BadHandle;
@ -107,7 +117,7 @@ void Kernel::sendSyncRequest() {
const auto portData = static_cast<PortData*>(port.data);
if (portData->type == PortType::ServiceManager) { // Special-case SendSyncRequest targetting "srv:"
serviceManager.handleSyncRequest(getTLSPointer());
serviceManager.handleSyncRequest(messagePointer);
} else {
Helpers::panic("SendSyncRequest targetting port %s\n", portData->name);
}