mirror of http://192.168.1.51:8099/lmh188/twain3.0
18 lines
618 B
C
18 lines
618 B
C
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#pragma once
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typedef void(*usbhotplug_callback)(bool isleft, void* userdata);
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class IUsb
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{
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public:
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virtual ~IUsb() {}
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virtual bool open() = 0;
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virtual void set_usbhotplug_callback(usbhotplug_callback callback=NULL,void* userdata=NULL)=0;
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virtual bool close() = 0;
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virtual bool is_open() = 0;
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virtual bool is_connected() = 0;
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virtual void set_timeout(int timeout) = 0;
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virtual int read_bulk(void* data, int len) = 0;
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virtual int write_bulk(void* data, int len) = 0;
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virtual int read_int(void* data, int len) = 0;
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virtual int control_msg(int rtype, int req, int value, int index, int len, void* data) = 0;
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};
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