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Code Issues Releases Wiki Activity

Kernel: Centralize error definitions in errors.h

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This commit is contained in:
Yuri Kunde Schlesner
2017-05-21 00:11:36 -07:00
parent 743d18f0e4
commit 2cdb40d709
23 changed files with 178 additions and 132 deletions
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7
src/core/hle/kernel/address_arbiter.cpp
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@@ -5,6 +5,7 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/thread.h"
#include "core/memory.h"
@@ -74,8 +75,7 @@ ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address,
default:
LOG_ERROR(Kernel, "unknown type=%d", type);
return ResultCode(ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
ErrorSummary::WrongArgument, ErrorLevel::Usage);
return ERR_INVALID_ENUM_VALUE_FND;
}
// The calls that use a timeout seem to always return a Timeout error even if they did not put
@@ -83,8 +83,7 @@ ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address,
if (type == ArbitrationType::WaitIfLessThanWithTimeout ||
type == ArbitrationType::DecrementAndWaitIfLessThanWithTimeout) {
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS, ErrorSummary::StatusChanged,
ErrorLevel::Info);
return RESULT_TIMEOUT;
}
return RESULT_SUCCESS;
}

4
src/core/hle/kernel/client_port.cpp
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@@ -5,6 +5,7 @@
#include "common/assert.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
@@ -19,8 +20,7 @@ ResultVal<SharedPtr<ClientSession>> ClientPort::Connect() {
// AcceptSession before returning from this call.
if (active_sessions >= max_sessions) {
return ResultCode(ErrorDescription::MaxConnectionsReached, ErrorModule::OS,
ErrorSummary::WouldBlock, ErrorLevel::Temporary);
return ERR_MAX_CONNECTIONS_REACHED;
}
active_sessions++;

3
src/core/hle/kernel/client_session.cpp
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@@ -30,8 +30,7 @@ ResultCode ClientSession::SendSyncRequest() {
if (parent->server)
return parent->server->HandleSyncRequest();
return ResultCode(ErrorDescription::SessionClosedByRemote, ErrorModule::OS,
ErrorSummary::Canceled, ErrorLevel::Status);
return ERR_SESSION_CLOSED_BY_REMOTE;
}
} // namespace

98
src/core/hle/kernel/errors.h Normal file
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@@ -0,0 +1,98 @@
// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/result.h"
namespace Kernel {
namespace ErrCodes {
enum {
OutOfHandles = 19,
SessionClosedByRemote = 26,
PortNameTooLong = 30,
WrongPermission = 46,
InvalidBufferDescriptor = 48,
MaxConnectionsReached = 52,
};
}
// WARNING: The kernel is quite inconsistent in it's usage of errors code. Make sure to always
// double check that the code matches before re-using the constant.
constexpr ResultCode ERR_OUT_OF_HANDLES(ErrCodes::OutOfHandles, ErrorModule::Kernel,
ErrorSummary::OutOfResource,
ErrorLevel::Permanent); // 0xD8600413
constexpr ResultCode ERR_SESSION_CLOSED_BY_REMOTE(ErrCodes::SessionClosedByRemote, ErrorModule::OS,
ErrorSummary::Canceled,
ErrorLevel::Status); // 0xC920181A
constexpr ResultCode ERR_PORT_NAME_TOO_LONG(ErrCodes::PortNameTooLong, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E0181E
constexpr ResultCode ERR_WRONG_PERMISSION(ErrCodes::WrongPermission, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
constexpr ResultCode ERR_INVALID_BUFFER_DESCRIPTOR(ErrCodes::InvalidBufferDescriptor,
ErrorModule::OS, ErrorSummary::WrongArgument,
ErrorLevel::Permanent);
constexpr ResultCode ERR_MAX_CONNECTIONS_REACHED(ErrCodes::MaxConnectionsReached, ErrorModule::OS,
ErrorSummary::WouldBlock,
ErrorLevel::Temporary); // 0xD0401834
constexpr ResultCode ERR_NOT_AUTHORIZED(ErrorDescription::NotAuthorized, ErrorModule::OS,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD9001BEA
constexpr ResultCode ERR_INVALID_ENUM_VALUE(ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007ED
constexpr ResultCode ERR_INVALID_ENUM_VALUE_FND(ErrorDescription::InvalidEnumValue,
ErrorModule::FND, ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E093ED
constexpr ResultCode ERR_INVALID_COMBINATION(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BEE
constexpr ResultCode ERR_INVALID_COMBINATION_KERNEL(ErrorDescription::InvalidCombination,
ErrorModule::Kernel,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD90007EE
constexpr ResultCode ERR_MISALIGNED_ADDRESS(ErrorDescription::MisalignedAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF1
constexpr ResultCode ERR_MISALIGNED_SIZE(ErrorDescription::MisalignedSize, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF2
constexpr ResultCode ERR_OUT_OF_MEMORY(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource,
ErrorLevel::Permanent); // 0xD86007F3
constexpr ResultCode ERR_NOT_IMPLEMENTED(ErrorDescription::NotImplemented, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF4
constexpr ResultCode ERR_INVALID_ADDRESS(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF5
constexpr ResultCode ERR_INVALID_ADDRESS_STATE(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidState,
ErrorLevel::Usage); // 0xE0A01BF5
constexpr ResultCode ERR_INVALID_POINTER(ErrorDescription::InvalidPointer, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007F6
constexpr ResultCode ERR_INVALID_HANDLE(ErrorDescription::InvalidHandle, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007F7
/// Alternate code returned instead of ERR_INVALID_HANDLE in some code paths.
constexpr ResultCode ERR_INVALID_HANDLE_OS(ErrorDescription::InvalidHandle, ErrorModule::OS,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD9001BF7
constexpr ResultCode ERR_NOT_FOUND(ErrorDescription::NotFound, ErrorModule::Kernel,
ErrorSummary::NotFound, ErrorLevel::Permanent); // 0xD88007FA
constexpr ResultCode ERR_OUT_OF_RANGE(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BFD
constexpr ResultCode ERR_OUT_OF_RANGE_KERNEL(ErrorDescription::OutOfRange, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007FD
constexpr ResultCode RESULT_TIMEOUT(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged, ErrorLevel::Info);
} // namespace Kernel

1
src/core/hle/kernel/kernel.cpp
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@@ -6,6 +6,7 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/config_mem.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/process.h"

7
src/core/hle/kernel/kernel.h
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@@ -19,13 +19,6 @@ using Handle = u32;
class Thread;
// TODO: Verify code
const ResultCode ERR_OUT_OF_HANDLES(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource, ErrorLevel::Temporary);
// TOOD: Verify code
const ResultCode ERR_INVALID_HANDLE(ErrorDescription::InvalidHandle, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
enum KernelHandle : Handle {
CurrentThread = 0xFFFF8000,
CurrentProcess = 0xFFFF8001,

1
src/core/hle/kernel/process.cpp
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@@ -6,6 +6,7 @@
#include "common/assert.h"
#include "common/common_funcs.h"
#include "common/logging/log.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/resource_limit.h"

7
src/core/hle/kernel/semaphore.cpp
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@@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include "common/assert.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/thread.h"
@@ -16,8 +17,7 @@ ResultVal<SharedPtr<Semaphore>> Semaphore::Create(s32 initial_count, s32 max_cou
std::string name) {
if (initial_count > max_count)
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::Kernel,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return ERR_INVALID_COMBINATION_KERNEL;
SharedPtr<Semaphore> semaphore(new Semaphore);
@@ -42,8 +42,7 @@ void Semaphore::Acquire(Thread* thread) {
ResultVal<s32> Semaphore::Release(s32 release_count) {
if (max_count - available_count < release_count)
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
return ERR_OUT_OF_RANGE_KERNEL;
s32 previous_count = available_count;
available_count += release_count;

16
src/core/hle/kernel/shared_memory.cpp
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@@ -4,6 +4,7 @@
#include <cstring>
#include "common/logging/log.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/memory.h"
@@ -102,24 +103,21 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
// Automatically allocated memory blocks can only be mapped with other_permissions = DontCare
if (base_address == 0 && other_permissions != MemoryPermission::DontCare) {
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Error out if the requested permissions don't match what the creator process allows.
if (static_cast<u32>(permissions) & ~static_cast<u32>(own_other_permissions)) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Heap-backed memory blocks can not be mapped with other_permissions = DontCare
if (base_address != 0 && other_permissions == MemoryPermission::DontCare) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Error out if the provided permissions are not compatible with what the creator process needs.
@@ -127,8 +125,7 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
static_cast<u32>(this->permissions) & ~static_cast<u32>(other_permissions)) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::WrongPermission, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return ERR_WRONG_PERMISSION;
}
// TODO(Subv): Check for the Shared Device Mem flag in the creator process.
@@ -144,8 +141,7 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
if (address < Memory::HEAP_VADDR || address + size >= Memory::SHARED_MEMORY_VADDR_END) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, invalid address",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_ADDRESS;
}
}

24
src/core/hle/kernel/thread.cpp
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@@ -14,6 +14,7 @@
#include "core/arm/skyeye_common/armstate.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/mutex.h"
@@ -241,9 +242,7 @@ static void ThreadWakeupCallback(u64 thread_handle, int cycles_late) {
for (auto& object : thread->wait_objects)
object->RemoveWaitingThread(thread.get());
thread->wait_objects.clear();
thread->SetWaitSynchronizationResult(ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged,
ErrorLevel::Info));
thread->SetWaitSynchronizationResult(RESULT_TIMEOUT);
}
thread->ResumeFromWait();
@@ -351,10 +350,20 @@ static void ResetThreadContext(ARM_Interface::ThreadContext& context, u32 stack_
context.cpsr = USER32MODE | ((entry_point & 1) << 5); // Usermode and THUMB mode
}
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, s32 priority,
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, u32 priority,
u32 arg, s32 processor_id, VAddr stack_top) {
ASSERT_MSG(priority >= THREADPRIO_HIGHEST && priority <= THREADPRIO_LOWEST,
"Invalid thread priority");
// Check if priority is in ranged. Lowest priority -> highest priority id.
if (priority > THREADPRIO_LOWEST) {
LOG_ERROR(Kernel_SVC, "Invalid thread priority: %d", priority);
return ERR_OUT_OF_RANGE;
}
if (processor_id > THREADPROCESSORID_MAX) {
LOG_ERROR(Kernel_SVC, "Invalid processor id: %d", processor_id);
return ERR_OUT_OF_RANGE_KERNEL;
}
// TODO(yuriks): Other checks, returning 0xD9001BEA
if (!Memory::IsValidVirtualAddress(entry_point)) {
LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name.c_str(), entry_point);
@@ -399,8 +408,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
if (linheap_memory->size() + Memory::PAGE_SIZE > memory_region->size) {
LOG_ERROR(Kernel_SVC,
"Not enough space in region to allocate a new TLS page for thread");
return ResultCode(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource, ErrorLevel::Permanent);
return ERR_OUT_OF_MEMORY;
}
u32 offset = linheap_memory->size();

2
src/core/hle/kernel/thread.h
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@@ -57,7 +57,7 @@ public:
* @param stack_top The address of the thread's stack top
* @return A shared pointer to the newly created thread
*/
static ResultVal<SharedPtr<Thread>> Create(std::string name, VAddr entry_point, s32 priority,
static ResultVal<SharedPtr<Thread>> Create(std::string name, VAddr entry_point, u32 priority,
u32 arg, s32 processor_id, VAddr stack_top);
std::string GetName() const override {

1
src/core/hle/kernel/vm_manager.cpp
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@@ -4,6 +4,7 @@
#include <iterator>
#include "common/assert.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
#include "core/memory_setup.h"

8
src/core/hle/kernel/vm_manager.h
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@@ -13,14 +13,6 @@
namespace Kernel {
const ResultCode ERR_INVALID_ADDRESS{// 0xE0E01BF5
ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_INVALID_ADDRESS_STATE{// 0xE0A01BF5
ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidState, ErrorLevel::Usage};
enum class VMAType : u8 {
/// VMA represents an unmapped region of the address space.
Free,