mailbox.h

来自「自己动手写嵌入式操作系统源码」· C头文件 代码 · 共 23 行

#ifndef __MAILBOX_H__
#define __MAILBOX_H__
#endif

BEGIN_DEFINE_OBJECT(__MAILBOX)
    INHERIT_FROM_COMMON_OBJECT
	INHERIT_FROM_COMMON_SYNCHRONIZATION_OBJECT
	__PRIORITY_QUEUE*                  lpGettingQueue;
    __PRIORITY_QUEUE*                  lpSendingQueue;
    LPVOID                             lpMsg;
	DWORD                              (*GetMail)(__COMMON_OBJECT*,LPVOID*,DWORD);
	DWORD                              (*SendMail)(__COMMON_OBJECT*,LPVOID,DWORD);
END_DEFINE_OBJECT()

#define MAILBOX_SUCCESS         0xFFFFFFFF
#define MAILBOX_FAILED          0x00000000
#define MAILBOX_FULL            0x00000001
#define MAILBOX_TIMEOUT         0x00000002
#define MAILBOX_NO_RESOURCE     0x00000003

BOOL MailBoxInitialize(__COMMON_OBJECT*);
VOID MailBoxUninitialize(__COMMON_OBJECT*);