#include <stdbool.h> typedef enum { NOT_RUNNING, READY, RUNNING, BLOCKED, SUSPENDED } task_state_t; typedef struct { task_state_t state; void (*task_function)(void*); void* task_data; // 其他任務特定的資料和函式 } task_t; typedef struct { task_t* tasks; int num_tasks; int max_tasks; task_t* current_task; } kernel_t; void kernel_init(kernel_t* kernel, int max_tasks) { kernel->tasks = calloc(max_tasks, sizeof(task_t)); kernel->max_tasks = max_tasks; kernel->num_tasks = 0; kernel->current_task = NULL; } void kernel_add_task(kernel_t* kernel, void (*task_function)(void*), void* task_data) { if (kernel->num_tasks < kernel->max_tasks) { task_t* task = &kernel->tasks[kernel->num_tasks++]; task->state = NOT_RUNNING; task->task_function = task_function; task->task_data = task_data; } } void vtask_suspend(task_t* task) { if (task->state == RUNNING) { task->state = SUSPENDED; } } void vtask_resume(task_t* task) { if (task->state == SUSPENDED) { task->state = READY; } } bool vtask_is_suspended(task_t* task) { return task->state == SUSPENDED; } void blocking_api_function(kernel_t* kernel, task_t* task, void* api_data) { task->state = BLOCKED; // 處理阻塞API呼叫 task->state = READY; } void kernel_schedule(kernel_t* kernel) { for (int i = 0; i < kernel->num_tasks; i++) { task_t* task = &kernel->tasks[i]; if (task->state == READY) { task->state = RUNNING; kernel->current_task = task; task->task_function(task->task_data); task->state = NOT_RUNNING; kernel->current_task = NULL; break; } } } void kernel_dispatch_event(kernel_t* kernel, void* event_data) { // 處理事件並更新任務狀態 } void o_kernel() { kernel_t kernel; kernel_init(&kernel, 100); // 初始化核心,最大任務數為100 // 新增任務 kernel_add_task(&kernel, clock_task, NULL); kernel_add_task(&kernel, interrupt_task, NULL); kernel_add_task(&kernel, filesystem_task, NULL); kernel_add_task(&kernel, memory_management_task, NULL); // 新增其他任務... while (1) { kernel_schedule(&kernel); // 排程任務 kernel_dispatch_event(&kernel, NULL); // 處理事件 // 其他核心操作... } }