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Merge pull request #11791 from german77/bufferx 

service: hle: Allow to access read buffer A and X directly
This commit is contained in:
liamwhite 2023-10-18 09:21:58 -04:00 committed by GitHub
parent bd05ace08d c73bb33ff1
commit 765ea9b79d
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 70 additions and 46 deletions
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12
src/core/hle/service/acc/acc.cpp
View File

@ -407,13 +407,13 @@ protected:
IPC::RequestParser rp{ctx};
const auto base = rp.PopRaw<ProfileBase>();
const auto user_data = ctx.ReadBuffer();
const auto image_data = ctx.ReadBuffer(1);
const auto image_data = ctx.ReadBufferA(0);
const auto user_data = ctx.ReadBufferX(0);
LOG_DEBUG(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
Common::StringFromFixedZeroTerminatedBuffer(
reinterpret_cast<const char*>(base.username.data()), base.username.size()),
base.timestamp, base.user_uuid.RawString());
LOG_INFO(Service_ACC, "called, username='{}', timestamp={:016X}, uuid=0x{}",
Common::StringFromFixedZeroTerminatedBuffer(
reinterpret_cast<const char*>(base.username.data()), base.username.size()),
base.timestamp, base.user_uuid.RawString());
if (user_data.size() < sizeof(UserData)) {
LOG_ERROR(Service_ACC, "UserData buffer too small!");

58
src/core/hle/service/hle_ipc.cpp
View File

@ -23,6 +23,17 @@
#include "core/hle/service/ipc_helpers.h"
#include "core/memory.h"
namespace {
static thread_local std::array read_buffer_data_a{
Common::ScratchBuffer<u8>(),
Common::ScratchBuffer<u8>(),
};
static thread_local std::array read_buffer_data_x{
Common::ScratchBuffer<u8>(),
Common::ScratchBuffer<u8>(),
};
} // Anonymous namespace
namespace Service {
SessionRequestHandler::SessionRequestHandler(Kernel::KernelCore& kernel_, const char* service_name_)
@ -328,26 +339,57 @@ std::vector<u8> HLERequestContext::ReadBufferCopy(std::size_t buffer_index) cons
}
}
std::span<const u8> HLERequestContext::ReadBufferA(std::size_t buffer_index) const {
static thread_local std::array read_buffer_a{
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
};
ASSERT_OR_EXECUTE_MSG(
BufferDescriptorA().size() > buffer_index, { return {}; },
"BufferDescriptorA invalid buffer_index {}", buffer_index);
auto& read_buffer = read_buffer_a[buffer_index];
return read_buffer.Read(BufferDescriptorA()[buffer_index].Address(),
BufferDescriptorA()[buffer_index].Size(),
&read_buffer_data_a[buffer_index]);
}
std::span<const u8> HLERequestContext::ReadBufferX(std::size_t buffer_index) const {
static thread_local std::array read_buffer_x{
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
};
ASSERT_OR_EXECUTE_MSG(
BufferDescriptorX().size() > buffer_index, { return {}; },
"BufferDescriptorX invalid buffer_index {}", buffer_index);
auto& read_buffer = read_buffer_x[buffer_index];
return read_buffer.Read(BufferDescriptorX()[buffer_index].Address(),
BufferDescriptorX()[buffer_index].Size(),
&read_buffer_data_x[buffer_index]);
}
std::span<const u8> HLERequestContext::ReadBuffer(std::size_t buffer_index) const {
static thread_local std::array read_buffer_a{
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
};
static thread_local std::array read_buffer_data_a{
Common::ScratchBuffer<u8>(),
Common::ScratchBuffer<u8>(),
};
static thread_local std::array read_buffer_x{
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
Core::Memory::CpuGuestMemory<u8, Core::Memory::GuestMemoryFlags::SafeRead>(memory, 0, 0),
};
static thread_local std::array read_buffer_data_x{
Common::ScratchBuffer<u8>(),
Common::ScratchBuffer<u8>(),
};
const bool is_buffer_a{BufferDescriptorA().size() > buffer_index &&
BufferDescriptorA()[buffer_index].Size()};
const bool is_buffer_x{BufferDescriptorX().size() > buffer_index &&
BufferDescriptorX()[buffer_index].Size()};
if (is_buffer_a && is_buffer_x) {
LOG_WARNING(Input, "Both buffer descriptors are available a.size={}, x.size={}",
BufferDescriptorA()[buffer_index].Size(),
BufferDescriptorX()[buffer_index].Size());
}
if (is_buffer_a) {
ASSERT_OR_EXECUTE_MSG(
BufferDescriptorA().size() > buffer_index, { return {}; },

6
src/core/hle/service/hle_ipc.h
View File

@ -253,6 +253,12 @@ public:
return domain_message_header.has_value();
}
/// Helper function to get a span of a buffer using the buffer descriptor A
[[nodiscard]] std::span<const u8> ReadBufferA(std::size_t buffer_index = 0) const;
/// Helper function to get a span of a buffer using the buffer descriptor X
[[nodiscard]] std::span<const u8> ReadBufferX(std::size_t buffer_index = 0) const;
/// Helper function to get a span of a buffer using the appropriate buffer descriptor
[[nodiscard]] std::span<const u8> ReadBuffer(std::size_t buffer_index = 0) const;

40
src/core/hle/service/prepo/prepo.cpp
View File

@ -58,14 +58,8 @@ private:
IPC::RequestParser rp{ctx};
const auto process_id = rp.PopRaw<u64>();
const auto data1 = ctx.ReadBuffer(0);
const auto data2 = [&ctx] {
if (ctx.CanReadBuffer(1)) {
return ctx.ReadBuffer(1);
}
return std::span<const u8>{};
}();
const auto data1 = ctx.ReadBufferA(0);
const auto data2 = ctx.ReadBufferX(0);
LOG_DEBUG(Service_PREPO,
"called, type={:02X}, process_id={:016X}, data1_size={:016X}, data2_size={:016X}",
@ -85,14 +79,8 @@ private:
const auto user_id = rp.PopRaw<u128>();
const auto process_id = rp.PopRaw<u64>();
const auto data1 = ctx.ReadBuffer(0);
const auto data2 = [&ctx] {
if (ctx.CanReadBuffer(1)) {
return ctx.ReadBuffer(1);
}
return std::span<const u8>{};
}();
const auto data1 = ctx.ReadBufferA(0);
const auto data2 = ctx.ReadBufferX(0);
LOG_DEBUG(Service_PREPO,
"called, type={:02X}, user_id={:016X}{:016X}, process_id={:016X}, "
@ -137,14 +125,8 @@ private:
IPC::RequestParser rp{ctx};
const auto title_id = rp.PopRaw<u64>();
const auto data1 = ctx.ReadBuffer(0);
const auto data2 = [&ctx] {
if (ctx.CanReadBuffer(1)) {
return ctx.ReadBuffer(1);
}
return std::span<const u8>{};
}();
const auto data1 = ctx.ReadBufferA(0);
const auto data2 = ctx.ReadBufferX(0);
LOG_DEBUG(Service_PREPO, "called, title_id={:016X}, data1_size={:016X}, data2_size={:016X}",
title_id, data1.size(), data2.size());
@ -161,14 +143,8 @@ private:
const auto user_id = rp.PopRaw<u128>();
const auto title_id = rp.PopRaw<u64>();
const auto data1 = ctx.ReadBuffer(0);
const auto data2 = [&ctx] {
if (ctx.CanReadBuffer(1)) {
return ctx.ReadBuffer(1);
}
return std::span<const u8>{};
}();
const auto data1 = ctx.ReadBufferA(0);
const auto data2 = ctx.ReadBufferX(0);
LOG_DEBUG(Service_PREPO,
"called, user_id={:016X}{:016X}, title_id={:016X}, data1_size={:016X}, "