9d8bbd1c
 李外
改升级前备份
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#ifndef _GEN_QUEUE_H_
#define _GEN_QUEUE_H_
typedef unsigned char GEN_QUEUE_DATA_TYPE;
typedef struct gen_circle_queue_STR{
unsigned short front;
unsigned short rear;
unsigned short count;
GEN_QUEUE_DATA_TYPE **pdata;
const unsigned short node_size;
const unsigned short data_len;
}GenCircleQueue;
//void gen_queue_init(GenCircleQueue *const queue, void **data);
signed short gen_queue_out(GenCircleQueue * const queue,GEN_QUEUE_DATA_TYPE* data);
signed short gen_queue_in(GenCircleQueue * const queue,const GEN_QUEUE_DATA_TYPE* data);
unsigned short gen_queue_get_len(GenCircleQueue *const queue);
#define CONCAT_2(p1, p2) p1##p2
#define GEN_CIRCLE_QUEUE_DEF(name,nodesize,datalen)\
/*定义一个环形队列所需的空间-避免使用malloc!!*/\
GEN_QUEUE_DATA_TYPE CONCAT_2(name,_buf)[nodesize][datalen];\
/*定义一个环形队列*/\
GenCircleQueue name={\
.pdata = (GEN_QUEUE_DATA_TYPE **)CONCAT_2(name,_buf),\
.front = 0,\
.rear = 0,\
.count = 0,\
.node_size =nodesize,\
.data_len = datalen,\
};\
/*封装相关函数*/\
signed short CONCAT_2(name,__out)(GEN_QUEUE_DATA_TYPE *data){\
return gen_queue_out(&name,data);\
}\
signed short CONCAT_2(name,__in)(const GEN_QUEUE_DATA_TYPE *data){\
return gen_queue_in(&name,data);\
}\
unsigned short CONCAT_2(name,__get_length)(void){\
return gen_queue_get_len(&name);\
}
#endif
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