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authorAmlal El Mahrouss <amlal@nekernel.org>2025-03-26 10:12:50 +0100
committerAmlal El Mahrouss <amlal@nekernel.org>2025-03-26 10:12:50 +0100
commit733edfd7f7ea2dee27a177127730d04821e313db (patch)
tree1ea95799223b3e99bb11cf5c2a95de79b35335a5 /dev/LibDebugger/POSIXContract.h
parentb0d0fb97b2219f524dd8ad40664f2b358f006af9 (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.h106
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