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Service/sm: Convert srv: to use IPC helpers

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This commit is contained in:
Yuri Kunde Schlesner 2017-06-09 00:54:08 -07:00
parent 21436f5ef7
commit 7656d83df5
1 changed files with 56 additions and 49 deletions
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105
src/core/hle/service/sm/srv.cpp
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@ -7,9 +7,11 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/hle/ipc.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/service/sm/sm.h"
@ -30,15 +32,18 @@ constexpr int MAX_PENDING_NOTIFICATIONS = 16;
* 1: ResultCode
*/
void SRV::RegisterClient(Kernel::HLERequestContext& ctx) {
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0x1, 0, 2);
if (cmd_buff[1] != IPC::CallingPidDesc()) {
cmd_buff[0] = IPC::MakeHeader(0x0, 0x1, 0); // 0x40
cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
u32 pid_descriptor = rp.Pop<u32>();
if (pid_descriptor != IPC::CallingPidDesc()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(IPC::ERR_INVALID_BUFFER_DESCRIPTOR);
return;
}
cmd_buff[0] = IPC::MakeHeader(0x1, 0x1, 0); // 0x10040
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
u32 caller_pid = rp.Pop<u32>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called");
}
@ -53,15 +58,14 @@ void SRV::RegisterClient(Kernel::HLERequestContext& ctx) {
* 3: Handle to semaphore signaled on process notification
*/
void SRV::EnableNotification(Kernel::HLERequestContext& ctx) {
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0x2, 0, 0);
notification_semaphore =
Kernel::Semaphore::Create(0, MAX_PENDING_NOTIFICATIONS, "SRV:Notification").Unwrap();
cmd_buff[0] = IPC::MakeHeader(0x2, 0x1, 0x2); // 0x20042
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
cmd_buff[2] = IPC::CopyHandleDesc(1);
cmd_buff[3] = Kernel::g_handle_table.Create(notification_semaphore).MoveFrom();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushObjects(notification_semaphore);
LOG_WARNING(Service_SRV, "(STUBBED) called");
}
@ -77,43 +81,49 @@ void SRV::EnableNotification(Kernel::HLERequestContext& ctx) {
* 3: Service handle
*/
void SRV::GetServiceHandle(Kernel::HLERequestContext& ctx) {
ResultCode res = RESULT_SUCCESS;
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0x5, 4, 0);
auto name_buf = rp.PopRaw<std::array<char, 8>>();
size_t name_len = rp.Pop<u32>();
u32 flags = rp.Pop<u32>();
bool return_port_on_failure = (flags & 1) == 0;
size_t name_len = cmd_buff[3];
if (name_len > Service::kMaxPortSize) {
cmd_buff[1] = ERR_INVALID_NAME_SIZE.raw;
LOG_ERROR(Service_SRV, "called name_len=0x%X, failed with code=0x%08X", name_len,
cmd_buff[1]);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERR_INVALID_NAME_SIZE);
LOG_ERROR(Service_SRV, "called name_len=0x%X -> ERR_INVALID_NAME_SIZE", name_len);
return;
}
std::string name(reinterpret_cast<const char*>(&cmd_buff[1]), name_len);
bool return_port_on_failure = (cmd_buff[4] & 1) == 0;
std::string name(name_buf.data(), name_len);
// TODO(yuriks): Permission checks go here
auto client_port = service_manager->GetServicePort(name);
if (client_port.Failed()) {
cmd_buff[1] = client_port.Code().raw;
LOG_ERROR(Service_SRV, "called service=%s, failed with code=0x%08X", name.c_str(),
cmd_buff[1]);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(client_port.Code());
LOG_ERROR(Service_SRV, "called service=%s -> error 0x%08X", name.c_str(),
client_port.Code().raw);
return;
}
auto session = client_port.Unwrap()->Connect();
cmd_buff[1] = session.Code().raw;
if (session.Succeeded()) {
cmd_buff[3] = Kernel::g_handle_table.Create(session.MoveFrom()).MoveFrom();
LOG_DEBUG(Service_SRV, "called service=%s, session handle=0x%08X", name.c_str(),
cmd_buff[3]);
LOG_DEBUG(Service_SRV, "called service=%s -> session=%u", name.c_str(),
(*session)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(session.Code());
rb.PushObjects(session.MoveFrom());
} else if (session.Code() == Kernel::ERR_MAX_CONNECTIONS_REACHED && return_port_on_failure) {
cmd_buff[1] = ERR_MAX_CONNECTIONS_REACHED.raw;
cmd_buff[3] = Kernel::g_handle_table.Create(client_port.MoveFrom()).MoveFrom();
LOG_WARNING(Service_SRV, "called service=%s, *port* handle=0x%08X", name.c_str(),
cmd_buff[3]);
LOG_WARNING(Service_SRV, "called service=%s -> ERR_MAX_CONNECTIONS_REACHED, *port*=%u",
name.c_str(), (*client_port)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERR_MAX_CONNECTIONS_REACHED);
rb.PushObjects(client_port.MoveFrom());
} else {
LOG_ERROR(Service_SRV, "called service=%s, failed with code=0x%08X", name.c_str(),
cmd_buff[1]);
LOG_ERROR(Service_SRV, "called service=%s -> error 0x%08X", name.c_str(), session.Code());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(session.Code());
}
}
@ -127,12 +137,11 @@ void SRV::GetServiceHandle(Kernel::HLERequestContext& ctx) {
* 1: ResultCode
*/
void SRV::Subscribe(Kernel::HLERequestContext& ctx) {
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0x9, 1, 0);
u32 notification_id = rp.Pop<u32>();
u32 notification_id = cmd_buff[1];
cmd_buff[0] = IPC::MakeHeader(0x9, 0x1, 0); // 0x90040
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X", notification_id);
}
@ -146,12 +155,11 @@ void SRV::Subscribe(Kernel::HLERequestContext& ctx) {
* 1: ResultCode
*/
void SRV::Unsubscribe(Kernel::HLERequestContext& ctx) {
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0xA, 1, 0);
u32 notification_id = rp.Pop<u32>();
u32 notification_id = cmd_buff[1];
cmd_buff[0] = IPC::MakeHeader(0xA, 0x1, 0); // 0xA0040
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X", notification_id);
}
@ -166,13 +174,12 @@ void SRV::Unsubscribe(Kernel::HLERequestContext& ctx) {
* 1: ResultCode
*/
void SRV::PublishToSubscriber(Kernel::HLERequestContext& ctx) {
u32* cmd_buff = ctx.CommandBuffer();
IPC::RequestParser rp(ctx, 0xC, 2, 0);
u32 notification_id = rp.Pop<u32>();
u8 flags = rp.Pop<u8>();
u32 notification_id = cmd_buff[1];
u8 flags = cmd_buff[2] & 0xFF;
cmd_buff[0] = IPC::MakeHeader(0xC, 0x1, 0); // 0xC0040
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X, flags=%u", notification_id,
flags);
}