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Merge pull request #4001 from Subv/http2

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Services/HTTP: Corrected some error codes and added a few new ones.
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Ben 2018-08-08 15:37:33 +02:00 committed by GitHub
commit 8ae126eb33
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2 changed files with 206 additions and 26 deletions
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177
src/core/hle/service/http_c.cpp
View file

@ -11,30 +11,82 @@ namespace HTTP {
namespace ErrCodes {
enum {
InvalidRequestState = 22,
TooManyContexts = 26,
InvalidRequestMethod = 32,
InvalidContext = 102,
ContextNotFound = 100,
/// This error is returned in multiple situations: when trying to initialize an
/// already-initialized session, or when using the wrong context handle in a context-bound
/// session
SessionStateError = 102,
};
}
const ResultCode ERROR_CONTEXT_ERROR = // 0xD8A0A066
ResultCode(ErrCodes::InvalidContext, ErrorModule::HTTP, ErrorSummary::InvalidState,
const ResultCode ERROR_STATE_ERROR = // 0xD8A0A066
ResultCode(ErrCodes::SessionStateError, ErrorModule::HTTP, ErrorSummary::InvalidState,
ErrorLevel::Permanent);
void HTTP_C::Initialize(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1, 1, 4);
const u32 shmem_size = rp.Pop<u32>();
rp.PopPID();
u32 pid = rp.PopPID();
shared_memory = rp.PopObject<Kernel::SharedMemory>();
if (shared_memory) {
shared_memory->name = "HTTP_C:shared_memory";
}
LOG_WARNING(Service_HTTP, "(STUBBED) called, shared memory size: {} pid: {}", shmem_size, pid);
auto* session_data = GetSessionData(ctx.Session());
ASSERT(session_data);
if (session_data->initialized) {
LOG_ERROR(Service_HTTP, "Tried to initialize an already initialized session");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERROR_STATE_ERROR);
return;
}
session_data->initialized = true;
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
// This returns 0xd8a0a046 if no network connection is available.
// Just assume we are always connected.
rb.Push(RESULT_SUCCESS);
}
LOG_WARNING(Service_HTTP, "(STUBBED) called, shared memory size: {}", shmem_size);
void HTTP_C::InitializeConnectionSession(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x8, 1, 2);
const Context::Handle context_handle = rp.Pop<u32>();
u32 pid = rp.PopPID();
auto* session_data = GetSessionData(ctx.Session());
ASSERT(session_data);
if (session_data->initialized) {
LOG_ERROR(Service_HTTP, "Tried to initialize an already initialized session");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERROR_STATE_ERROR);
return;
}
// TODO(Subv): Check that the input PID matches the PID that created the context.
auto itr = contexts.find(context_handle);
if (itr == contexts.end()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::ContextNotFound, ErrorModule::HTTP, ErrorSummary::InvalidState,
ErrorLevel::Permanent));
return;
}
session_data->initialized = true;
// Bind the context to the current session.
session_data->current_http_context = context_handle;
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_DEBUG(Service_HTTP, "called, context_id={} pid={}", context_handle, pid);
}
void HTTP_C::CreateContext(Kernel::HLERequestContext& ctx) {
@ -50,11 +102,46 @@ void HTTP_C::CreateContext(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_HTTP, "called, url_size={}, url={}, method={}", url_size, url,
static_cast<u32>(method));
auto* session_data = GetSessionData(ctx.Session());
ASSERT(session_data);
if (!session_data->initialized) {
LOG_ERROR(Service_HTTP, "Tried to create a context on an uninitialized session");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERROR_STATE_ERROR);
rb.PushMappedBuffer(buffer);
return;
}
// This command can only be called without a bound session.
if (session_data->current_http_context != boost::none) {
LOG_ERROR(Service_HTTP, "Command called with a bound context");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ResultCode(ErrorDescription::NotImplemented, ErrorModule::HTTP,
ErrorSummary::Internal, ErrorLevel::Permanent));
rb.PushMappedBuffer(buffer);
return;
}
static constexpr size_t MaxConcurrentHTTPContexts = 8;
if (session_data->num_http_contexts >= MaxConcurrentHTTPContexts) {
// There can only be 8 HTTP contexts open at the same time for any particular session.
LOG_ERROR(Service_HTTP, "Tried to open too many HTTP contexts");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ResultCode(ErrCodes::TooManyContexts, ErrorModule::HTTP, ErrorSummary::InvalidState,
ErrorLevel::Permanent));
rb.PushMappedBuffer(buffer);
return;
}
if (method == RequestMethod::None || static_cast<u32>(method) >= TotalRequestMethods) {
LOG_ERROR(Service_HTTP, "invalid request method={}", static_cast<u32>(method));
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERROR_CONTEXT_ERROR);
rb.Push(ResultCode(ErrCodes::InvalidRequestMethod, ErrorModule::HTTP,
ErrorSummary::InvalidState, ErrorLevel::Permanent));
rb.PushMappedBuffer(buffer);
return;
}
@ -67,6 +154,8 @@ void HTTP_C::CreateContext(Kernel::HLERequestContext& ctx) {
contexts[context_counter].socket_buffer_size = 0;
contexts[context_counter].handle = context_counter;
session_data->num_http_contexts++;
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(context_counter);
@ -80,10 +169,24 @@ void HTTP_C::CloseContext(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_HTTP, "(STUBBED) called, handle={}", context_handle);
auto* session_data = GetSessionData(ctx.Session());
ASSERT(session_data);
if (!session_data->initialized) {
LOG_ERROR(Service_HTTP, "Tried to close a context on an uninitialized session");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERROR_STATE_ERROR);
return;
}
ASSERT_MSG(session_data->current_http_context == boost::none,
"Unimplemented CloseContext on context-bound session");
auto itr = contexts.find(context_handle);
if (itr == contexts.end()) {
// The real HTTP module just silently fails in this case.
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERROR_CONTEXT_ERROR);
rb.Push(RESULT_SUCCESS);
LOG_ERROR(Service_HTTP, "called, context {} not found", context_handle);
return;
}
@ -91,7 +194,10 @@ void HTTP_C::CloseContext(Kernel::HLERequestContext& ctx) {
// TODO(Subv): What happens if you try to close a context that's currently being used?
ASSERT(itr->second.state == RequestState::NotStarted);
// TODO(Subv): Make sure that only the session that created the context can close it.
contexts.erase(itr);
session_data->num_http_contexts--;
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
@ -108,19 +214,56 @@ void HTTP_C::AddRequestHeader(Kernel::HLERequestContext& ctx) {
// Copy the name_buffer into a string without the \0 at the end
const std::string name(name_buffer.begin(), name_buffer.end() - 1);
// Copy thr value_buffer into a string without the \0 at the end
// Copy the value_buffer into a string without the \0 at the end
std::string value(value_size - 1, '\0');
value_buffer.Read(&value[0], 0, value_size - 1);
auto itr = contexts.find(context_handle);
if (itr == contexts.end()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERROR_CONTEXT_ERROR);
LOG_ERROR(Service_HTTP, "called, context {} not found", context_handle);
auto* session_data = GetSessionData(ctx.Session());
ASSERT(session_data);
if (!session_data->initialized) {
LOG_ERROR(Service_HTTP, "Tried to add a request header on an uninitialized session");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERROR_STATE_ERROR);
rb.PushMappedBuffer(value_buffer);
return;
}
// This command can only be called with a bound context
if (session_data->current_http_context == boost::none) {
LOG_ERROR(Service_HTTP, "Command called without a bound context");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ResultCode(ErrorDescription::NotImplemented, ErrorModule::HTTP,
ErrorSummary::Internal, ErrorLevel::Permanent));
rb.PushMappedBuffer(value_buffer);
return;
}
if (session_data->current_http_context != context_handle) {
LOG_ERROR(Service_HTTP,
"Tried to add a request header on a mismatched session input context={} session "
"context={}",
context_handle, session_data->current_http_context.get());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERROR_STATE_ERROR);
rb.PushMappedBuffer(value_buffer);
return;
}
auto itr = contexts.find(context_handle);
ASSERT(itr != contexts.end());
if (itr->second.state != RequestState::NotStarted) {
LOG_ERROR(Service_HTTP,
"Tried to add a request header on a context that has already been started.");
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ResultCode(ErrCodes::InvalidRequestState, ErrorModule::HTTP,
ErrorSummary::InvalidState, ErrorLevel::Permanent));
rb.PushMappedBuffer(value_buffer);
return;
}
ASSERT(itr->second.state == RequestState::NotStarted);
ASSERT(std::find_if(itr->second.headers.begin(), itr->second.headers.end(),
[&name](const Context::RequestHeader& m) -> bool {
return m.name == name;
@ -132,8 +275,8 @@ void HTTP_C::AddRequestHeader(Kernel::HLERequestContext& ctx) {
rb.Push(RESULT_SUCCESS);
rb.PushMappedBuffer(value_buffer);
LOG_WARNING(Service_HTTP, "called, name={}, value={}, context_handle={}", name, value,
context_handle);
LOG_DEBUG(Service_HTTP, "called, name={}, value={}, context_handle={}", name, value,
context_handle);
}
HTTP_C::HTTP_C() : ServiceFramework("http:C", 32) {
@ -145,7 +288,7 @@ HTTP_C::HTTP_C() : ServiceFramework("http:C", 32) {
{0x00050040, nullptr, "GetRequestState"},
{0x00060040, nullptr, "GetDownloadSizeState"},
{0x00070040, nullptr, "GetRequestError"},
{0x00080042, nullptr, "InitializeConnectionSession"},
{0x00080042, &HTTP_C::InitializeConnectionSession, "InitializeConnectionSession"},
{0x00090040, nullptr, "BeginRequest"},
{0x000A0040, nullptr, "BeginRequestAsync"},
{0x000B0082, nullptr, "ReceiveData"},

55
src/core/hle/service/http_c.h
View file

@ -41,7 +41,8 @@ enum class RequestState : u8 {
/// There can only be at most one client certificate context attached to an HTTP context at any
/// given time.
struct ClientCertContext {
u32 handle;
using Handle = u32;
Handle handle;
std::vector<u8> certificate;
std::vector<u8> private_key;
};
@ -51,17 +52,21 @@ struct ClientCertContext {
/// it, but the chain may contain an arbitrary number of certificates in it.
struct RootCertChain {
struct RootCACert {
u32 handle;
using Handle = u32;
Handle handle;
std::vector<u8> certificate;
};
u32 handle;
using Handle = u32;
Handle handle;
std::vector<RootCACert> certificates;
};
/// Represents an HTTP context.
class Context final {
public:
using Handle = u32;
Context() = default;
Context(const Context&) = delete;
Context& operator=(const Context&) = delete;
@ -99,7 +104,7 @@ public:
std::weak_ptr<RootCertChain> root_ca_chain;
};
u32 handle;
Handle handle;
std::string url;
RequestMethod method;
RequestState state = RequestState::NotStarted;
@ -111,7 +116,22 @@ public:
std::vector<PostData> post_data;
};
class HTTP_C final : public ServiceFramework<HTTP_C> {
struct SessionData : public Kernel::SessionRequestHandler::SessionDataBase {
/// The HTTP context that is currently bound to this session, this can be empty if no context
/// has been bound. Certain commands can only be called on a session with a bound context.
boost::optional<Context::Handle> current_http_context;
/// Number of HTTP contexts that are currently opened in this session.
u32 num_http_contexts = 0;
/// Number of ClientCert contexts that are currently opened in this session.
u32 num_client_certs = 0;
/// Whether this session has been initialized in some way, be it via Initialize or
/// InitializeConnectionSession.
bool initialized = false;
};
class HTTP_C final : public ServiceFramework<HTTP_C, SessionData> {
public:
HTTP_C();
@ -151,6 +171,17 @@ private:
*/
void CloseContext(Kernel::HLERequestContext& ctx);
/**
* HTTP_C::InitializeConnectionSession service function
* Inputs:
* 1 : HTTP context handle
* 2 : 0x20, processID translate-header for the ARM11-kernel
* 3 : processID set by the ARM11-kernel
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
void InitializeConnectionSession(Kernel::HLERequestContext& ctx);
/**
* HTTP_C::AddRequestHeader service function
* Inputs:
@ -168,11 +199,17 @@ private:
Kernel::SharedPtr<Kernel::SharedMemory> shared_memory = nullptr;
std::unordered_map<u32, Context> contexts;
u32 context_counter = 0;
/// The next handle number to use when a new HTTP context is created.
Context::Handle context_counter = 0;
std::unordered_map<u32, ClientCertContext> client_certs;
u32 client_certs_counter = 0;
/// The next handle number to use when a new ClientCert context is created.
ClientCertContext::Handle client_certs_counter = 0;
/// Global list of HTTP contexts currently opened.
std::unordered_map<Context::Handle, Context> contexts;
/// Global list of ClientCert contexts currently opened.
std::unordered_map<ClientCertContext::Handle, ClientCertContext> client_certs;
};
void InstallInterfaces(SM::ServiceManager& service_manager);