diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-03-26 10:12:50 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-03-26 10:12:50 +0100 |
| commit | 733edfd7f7ea2dee27a177127730d04821e313db (patch) | |
| tree | 1ea95799223b3e99bb11cf5c2a95de79b35335a5 /dev/LibDebugger/POSIXContract.h | |
| parent | b0d0fb97b2219f524dd8ad40664f2b358f006af9 (diff) | |
feat(dbg): made it work on OS X, using mach API.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/LibDebugger/POSIXContract.h')
| -rw-r--r-- | dev/LibDebugger/POSIXContract.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/dev/LibDebugger/POSIXContract.h b/dev/LibDebugger/POSIXContract.h deleted file mode 100644 index 5a8ae48..0000000 --- a/dev/LibDebugger/POSIXContract.h +++ /dev/null @@ -1,106 +0,0 @@ -/*** - (C) 2025 Amlal El Mahrouss - */ - -#pragma once - -#ifdef _WIN32 -#error Windows doesn't have a POSIX subsystem, please combine with windows instead. -#endif - -#include <LibDebugger/DebuggerContract.h> - -#include <sys/ptrace.h> -#include <sys/types.h> -#include <sys/wait.h> -#include <sys/user.h> -#include <unistd.h> -#include <stdint.h> - -#ifdef __APPLE__ -#define PTRACE_ATTACH PT_ATTACHEXC -#define PTRACE_DETACH PT_DETACH -#define PTRACE_POKETEXT PT_WRITE_I -#define PTRACE_CONT PT_CONTINUE -#define PTRACE_PEEKTEXT PT_READ_I -#endif - -namespace LibDebugger::POSIX -{ - /// \brief POSIXDebuggerContract engine interface class in C++ - /// \author Amlal El Mahrouss - class POSIXDebuggerContract final : public DebuggerContract - { - public: - explicit POSIXDebuggerContract() = default; - ~POSIXDebuggerContract() override = default; - - public: - POSIXDebuggerContract& operator=(const POSIXDebuggerContract&) = default; - POSIXDebuggerContract(const POSIXDebuggerContract&) = default; - - public: - bool Attach(ProcessID pid) noexcept override - { - if (ptrace(PTRACE_ATTACH, pid, nullptr, 0) == -1) - { - return false; - } - - this->m_pid = pid; - - waitpid(m_pid, nullptr, 0); - - return true; - } - - bool Break(CAddress addr) noexcept override - { - uintptr_t original_data = ptrace(PTRACE_PEEKTEXT, m_pid, addr, 0); - - if (original_data == -1) - { - return false; - } - - constexpr uint8_t kInt3x86 = 0xCC; - - uintptr_t data_with_int3 = (original_data & ~0xFF) | kInt3x86; // Insert INT3 (0xCC) - - if (ptrace(PTRACE_POKETEXT, m_pid, addr, data_with_int3) == -1) - { - return false; - } - - m_breakpoints[reinterpret_cast<uintptr_t>(addr)] = original_data; // Store original data - - return true; - } - - bool Continue() noexcept override - { - if (ptrace(PTRACE_CONT, m_pid, nullptr, 0) == -1) - { - return false; - } - - int status; - waitpid(m_pid, &status, 0); - - return WIFSTOPPED(status) && WSTOPSIG(status) == SIGTRAP; - } - - bool Detach() noexcept override - { - if (ptrace(PTRACE_DETACH, m_pid, nullptr, 0) == -1) - { - return false; - } - - return true; - } - - private: - pid_t m_pid; - }; -} // namespace LibDebugger::POSIX |
