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dmnt2: try to avoid writing out of bounds when generating packets

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This commit is contained in:
Michael Scire 2021-11-02 10:09:15 -07:00
parent d30af4763a
commit be5cd35ef6
4 changed files with 261 additions and 235 deletions
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4
libraries/libstratosphere/source/osdbg/osdbg_thread.cpp
View file

@ -50,9 +50,9 @@ namespace ams::osdbg {
} else {
/* Special-case libnx threads. */
if (thread_info->_thread_type_type == ThreadTypeType_Libnx) {
util::TSNPrintf(dst, os::ThreadNameLengthMax, "libnx Thread_%p", reinterpret_cast<void *>(thread_info->_thread_type));
util::TSNPrintf(dst, os::ThreadNameLengthMax, "libnx Thread_0x%010lx", reinterpret_cast<uintptr_t>(thread_info->_thread_type));
} else {
util::TSNPrintf(dst, os::ThreadNameLengthMax, "Thread_%p", reinterpret_cast<void *>(thread_info->_thread_type));
util::TSNPrintf(dst, os::ThreadNameLengthMax, "Thread_0x%010lx", reinterpret_cast<uintptr_t>(thread_info->_thread_type));
}
return ResultSuccess();

4
stratosphere/dmnt.gen2/source/dmnt2_debug_process.cpp
View file

@ -601,9 +601,9 @@ namespace ams::dmnt {
if (R_FAILED(osdbg::GetThreadName(dst, std::addressof(m_thread_infos[i])))) {
if (m_thread_infos[i]._thread_type != 0) {
if (m_thread_infos[i]._thread_type_type == osdbg::ThreadTypeType_Libnx) {
util::TSNPrintf(dst, os::ThreadNameLengthMax, "libnx Thread_%p", reinterpret_cast<void *>(m_thread_infos[i]._thread_type));
util::TSNPrintf(dst, os::ThreadNameLengthMax, "libnx Thread_0x%010lx", reinterpret_cast<uintptr_t>(m_thread_infos[i]._thread_type));
} else {
util::TSNPrintf(dst, os::ThreadNameLengthMax, "Thread_%p", reinterpret_cast<void *>(m_thread_infos[i]._thread_type));
util::TSNPrintf(dst, os::ThreadNameLengthMax, "Thread_0x%010lx", reinterpret_cast<uintptr_t>(m_thread_infos[i]._thread_type));
}
} else {
break;

483
stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.cpp
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File diff suppressed because it is too large Load diff

5
stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.hpp
View file

@ -34,7 +34,8 @@ namespace ams::dmnt {
TransportSession m_session;
GdbPacketIo m_packet_io;
char *m_receive_packet{nullptr};
char *m_reply_packet{nullptr};
char *m_reply_cur{nullptr};
char *m_reply_end{nullptr};
char m_buffer[GdbPacketBufferSize / 2];
bool m_killed{false};
os::ThreadType m_events_thread;
@ -61,7 +62,7 @@ namespace ams::dmnt {
static void DebugEventsThreadEntry(void *arg) { static_cast<GdbServerImpl *>(arg)->DebugEventsThread(); }
void DebugEventsThread();
void ProcessDebugEvents();
void SetStopReplyPacket(GdbSignal signal);
void AppendStopReplyPacket(GdbSignal signal);
private:
void D();