os_safety.h — 安全机制头文件

源文件路径: kernel/include/os_safety.h

引用章节: 4.6.3 安全机制

完整源码

#ifndef __OS_SAFETY_H__
#define __OS_SAFETY_H__

#include <arch_interrupt.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifdef OS_USING_SAFETY_MECHANISM
extern void os_safety_task_stack_overflow_set_hook(void (*hook)(void));
extern void os_safety_assert_set_hook(void (*hook)(void));
extern void os_safety_exception_set_hook(void (*hook)(void));

extern void os_safety_task_stack_overflow_process(void);
extern void os_safety_assert_process(void);
extern void os_safety_exception_process(void);
#else
/* 未启用安全机制时：关中断死循环 */
#define os_safety_task_stack_overflow_process()                                        \
    do { os_irq_disable(); while (1); } while (0)

#define os_safety_assert_process()                                                     \
    do { os_irq_disable(); while (1); } while (0)

#define os_safety_exception_process()                                                  \
    do { os_irq_disable(); while (1); } while (0)
#endif /* OS_USING_SAFETY_MECHANISM */

#ifdef __cplusplus
}
#endif

#endif /* __OS_SAFETY_H__ */

关键说明

函数	触发场景	默认行为
os_safety_task_stack_overflow_process	栈溢出检测	关中断死循环
os_safety_assert_process	断言失败	关中断死循环
os_safety_exception_process	异常/故障	关中断死循环
*_set_hook	注册回调	用户可自定义处理逻辑（如记录日志、复位）