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72 lines
1.7 KiB
72 lines
1.7 KiB
// Copyright 2017 Mobvoi Inc. All Rights Reserved.
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// Author: ljliu@mobvoi.com (Lijie Liu)
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#ifndef SDK_PIPELINE_MOBVOI_MSG_H_
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#define SDK_PIPELINE_MOBVOI_MSG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SYNC_TAG "MOBV"
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//#define MAX_MSG_LEN 128
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#define MAX_MSG_LEN 128
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//events from host system.
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enum {
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EVENT_FROM_HOST_GET_WAKEUP_WORD = 0x81,
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EVENT_FROM_HOST_GET_DOA_DIR = 0x82,
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EVENT_FROM_HOST_GET_BF_DIR_LIST = 0x83,
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EVENT_FROM_HOST_GET_BF_STATUS = 0x84,
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EVENT_FROM_HOST_SET_BF_DIR = 0x85,
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EVENT_FROM_HOST_ENABLE_BF = 0x86,
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EVENT_FROM_HOST_DISABLE_BF = 0x87,
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EVENT_FROM_HOST_INIT_DSP = 0x88,
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EVENT_FROM_HOST_SET_LED = 0x89,
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};
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//events to host system.
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enum {
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EVENT_TO_HOST_WAKEUP = 0x01,
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EVENT_TO_HOST_WAKEUP_WORDS = 0x02,
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EVENT_TO_HOST_DOA_DIR = 0x03,
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EVENT_TO_HOST_BF_DIR_LIST = 0x04,
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EVENT_TO_HOST_BF_STATUS = 0x05,
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};
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typedef struct {
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unsigned char sync_tag[4];
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unsigned char event;
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unsigned char check_bits:1;
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unsigned char reserved:7;
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unsigned short payload_len;
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unsigned char payload_data[0];
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} mob_gs_msg;
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// Little-Endian functions
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static inline int mob_bytes2int(const char* buf)
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{
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return (int)(buf[0] | buf[1] << 8 | buf[2] << 16 | buf[3] << 24);
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}
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static inline short mob_bytes2short(const char* buf)
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{
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return (short)(buf[0] | buf[1] << 8);
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}
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static inline void mob_int2bytes(int src, char* buf)
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{
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buf[0] = src & 0xFF;
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buf[1] = (src >> 8) & 0xFF;
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buf[2] = (src >> 16) & 0xFF;
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buf[3] = (src >> 24) & 0xFF;
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}
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static inline void mob_short2bytes(short src, char* buf)
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{
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buf[0] = src & 0xFF;
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buf[1] = (src >> 8) & 0xFF;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif // SDK_PIPELINE_MOBVOI_MSG_H_
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