53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
#include "pip.h"
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void _() {
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//! [0]
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class SomeIO: public PIIODevice {
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PIIODEVICE(SomeIO, "myio")
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public:
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SomeIO(): PIIODevice() {}
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protected:
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bool openDevice() override {
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// open your device here
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return if_success;
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}
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ssize_t readDevice(void * read_to, ssize_t max_size) override {
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// read from your device here
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return readed_bytes;
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}
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ssize_t writeDevice(const void * data, ssize_t max_size) override {
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// write to your device here
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return written_bytes;
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}
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void configureFromFullPathDevice(const PIString & full_path) override {
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// parse full_path and configure device here
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}
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};
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REGISTER_DEVICE(SomeIO)
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//! [0]
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//! [configure]
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// file example.conf
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dev.reopenEnabled = false
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dev.device = /dev/ttyS0
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dev.speed = 9600
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// end example.conf
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// code
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PISerial ser;
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ser.configure("example.conf", "dev");
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//! [configure]
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//! [configureDevice]
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class SomeIO: public PIIODevice {
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...
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bool configureDevice(const void * e_main, const void * e_parent) override {
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PIConfig::Entry * em = (PIConfig::Entry * )e_main;
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PIConfig::Entry * ep = (PIConfig::Entry * )e_parent;
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setStringParam(readDeviceSetting<PIString>("stringParam", stringParam(), em, ep));
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setIntParam(readDeviceSetting<int>("intParam", intParam(), em, ep));
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return true;
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}
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...
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};
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//! [configureDevice]
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};
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