diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-11-24 03:05:29 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-11-24 03:05:29 +0100 |
| commit | bbe2c77243c541ca7e0075149f5be3262eb89523 (patch) | |
| tree | ae5d59d299344fd19584a2c3642bacd788e841d4 /dev/DebuggerKit/POSIXMachContract.h | |
| parent | b5adf16a96b9cbb80c74cf30404ed5bcff03ac34 (diff) | |
feat! breaking changes on necti sources.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/DebuggerKit/POSIXMachContract.h')
| -rw-r--r-- | dev/DebuggerKit/POSIXMachContract.h | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/dev/DebuggerKit/POSIXMachContract.h b/dev/DebuggerKit/POSIXMachContract.h deleted file mode 100644 index 5bd4ba8..0000000 --- a/dev/DebuggerKit/POSIXMachContract.h +++ /dev/null @@ -1,147 +0,0 @@ -/* ======================================== - - Copyright (C) 2025 Amlal El Mahrouss, Licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#ifdef DK_MACH_DEBUGGER - -/// @file POSIXMachContract.h -/// @brief POSIX Mach debugger. - -#include <DebuggerKit/DebuggerContract.h> - -CK_IMPORT_C kern_return_t mach_vm_write(vm_map_t target_task, mach_vm_address_t address, - vm_offset_t data, mach_msg_type_number_t dataCnt); - -CK_IMPORT_C kern_return_t mach_vm_protect(vm_map_t target_task, mach_vm_address_t address, - mach_vm_size_t size, boolean_t set_maximum, - vm_prot_t new_protection); - -#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 - -namespace DebuggerKit::POSIX { -/// =========================================================== /// -/// \brief POSIXMachContract engine class in C++ -/// \author Amlal El Mahrouss -/// =========================================================== /// -class POSIXMachContract final DK_DEBUGGER_CONTRACT { - public: - explicit POSIXMachContract() = default; - ~POSIXMachContract() override = default; - - public: - POSIXMachContract& operator=(const POSIXMachContract&) = default; - POSIXMachContract(const POSIXMachContract&) = default; - - public: - Bool Attach(CompilerKit::STLString path, CompilerKit::STLString argv, - ProcessID& pid) noexcept override { - pid = fork(); - - if (pid == 0) { - if (argv.empty()) { - ptrace(PT_TRACE_ME, 0, nullptr, 0); - kill(getpid(), SIGSTOP); - } - - std::vector<char*> argv_arr; - - argv_arr.push_back(const_cast<char*>(path.c_str())); - argv_arr.push_back(const_cast<char*>(argv.c_str())); - argv_arr.push_back(nullptr); - - execv(path.c_str(), argv_arr.data()); - - _exit(1); - } - - m_path = path; - m_pid = pid; - - pid = this->m_pid; - - return true; - } - - void SetPath(CompilerKit::STLString path) noexcept { - if (path.empty()) { - return; - } - - m_path = path; - } - - Bool BreakAt(CompilerKit::STLString symbol) noexcept override { - if (!m_path.empty() && std::filesystem::exists(m_path) && - std::filesystem::is_regular_file(m_path)) { - auto handle = dlopen(m_path.c_str(), RTLD_LAZY); - - if (handle == nullptr) { - return false; - } - - auto addr = dlsym(handle, symbol.c_str()); - - if (addr == nullptr) { - return false; - } - - task_read_t task; - task_for_pid(mach_task_self(), m_pid, &task); - - uint32_t brk_inst = 0xD43E0000; - - mach_vm_protect(task, (mach_vm_address_t) addr, sizeof(uint32_t), false, - VM_PROT_READ | VM_PROT_WRITE | VM_PROT_EXECUTE); - - mach_vm_write(task, (mach_vm_address_t) addr, (vm_offset_t) &brk_inst, sizeof(addr)); - - return true; - } - - return false; - } - - Bool Break() noexcept override { - task_read_t task; - task_for_pid(mach_task_self(), m_pid, &task); - - kern_return_t ret = task_suspend(task); - - return ret == KERN_SUCCESS; - } - - Bool Continue() noexcept override { - task_read_t task; - task_for_pid(mach_task_self(), m_pid, &task); - - kern_return_t ret = task_resume(task); - - return ret == KERN_SUCCESS; - } - - Bool Detach() noexcept override { - this->Continue(); - - task_read_t task; - task_for_pid(mach_task_self(), m_pid, &task); - - kern_return_t kr = mach_port_deallocate(mach_task_self(), task); - - return kr = KERN_SUCCESS; - } - - private: - ProcessID m_pid{0}; - CompilerKit::STLString m_path; -}; -} // namespace DebuggerKit::POSIX - -#endif |
