更新 common.h
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23
common.h
23
common.h
@@ -3,20 +3,15 @@
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#include <stdint.h>
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#include <stdint.h>
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#define TYPE_DATA 0
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#define DATA_LEN 512
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#define TYPE_ACK 1
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#define TYPE_DATA 1
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#define TYPE_ACK 2
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#define PORT 9000
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typedef struct {
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#define BUF_SIZE 1024
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uint8_t type; // DATA or ACK
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#define TIMEOUT_SEC 2
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uint8_t seq; // 序号 0 / 1
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uint16_t length; // 数据长度
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/* 应用层协议数据包 */
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char data[DATA_LEN];
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#pragma pack(push, 1)
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} packet_t;
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struct packet {
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uint8_t seq; // 停等协议序号:0 / 1
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uint8_t type; // 0=DATA, 1=ACK
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char payload[BUF_SIZE - 2];
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};
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#pragma pack(pop)
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#endif
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#endif
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