pub fn request_array(&self, consumer: &str, flags: RequestFlags, gpios: &[u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
        let mut request = ioctl::gpiohandle_request { lineoffsets: [0; 64], flags: 0, default_values: [0; 64], consumer_label: [0; 32], lines: 0, fd: 0 };
        let mut vec: std::vec::Vec<u32> = std::vec::Vec::with_capacity(gpios.len());

        if gpios.len() > request.lineoffsets.len() {
            io::Error::new(io::ErrorKind::InvalidInput, "array to big");
        }

        if gpios.len() != default_values.len() {
            io::Error::new(io::ErrorKind::InvalidInput, "number of default values does not match number of gpios");
        }

        request.flags = flags.bits;
        request.lines = gpios.len() as u32;
        for i in 0..request.consumer_label.len() {
            if i >= consumer.len() {
                break;
            }
            request.consumer_label[i] = consumer.as_bytes()[i] as std::os::raw::c_char;
        }

        for x in 0..gpios.len() {
            request.lineoffsets[x] = gpios[x];
            request.default_values[x] = default_values[x];
            vec.push(gpios[x]);
        }

        try!(from_nix_result(unsafe {
            ioctl::get_linehandle(self.file.as_raw_fd(), &mut request)
        }));

        Ok(GpioArrayHandle {file: unsafe {std::fs::File::from_raw_fd(request.fd)}, consumer: consumer.to_string(), flags: flags, gpios: vec.into_boxed_slice()})
    }
/// Request a `GpioArrayHandle` for multiple gpios, that should be get/set simultaneously
Request a `GpioArrayHandle` for multiple gpios, that should be get/set simultaneously
Request a ` GpioArrayHandle ` for multiple gpios that should be get / set simultaneously
pub fn request_array(&self, consumer: &str, flags: RequestFlags, gpios: &[u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
        let mut request = ioctl::gpiohandle_request { lineoffsets: [0; 64], flags: 0, default_values: [0; 64], consumer_label: [0; 32], lines: 0, fd: 0 };
        let mut vec: std::vec::Vec<u32> = std::vec::Vec::with_capacity(gpios.len());
        if gpios.len() > request.lineoffsets.len() {
            io::Error::new(io::ErrorKind::InvalidInput, "array to big");
        }
        if gpios.len() != default_values.len() {
            io::Error::new(io::ErrorKind::InvalidInput, "number of default values does not match number of gpios");
        }
        request.flags = flags.bits;
        request.lines = gpios.len() as u32;
        for i in 0..request.consumer_label.len() {
            if i >= consumer.len() {
                break;
            }
            request.consumer_label[i] = consumer.as_bytes()[i] as std::os::raw::c_char;
        }
        for x in 0..gpios.len() {
            request.lineoffsets[x] = gpios[x];
            request.default_values[x] = default_values[x];
            vec.push(gpios[x]);
        }
        try!(from_nix_result(unsafe {
            ioctl::get_linehandle(self.file.as_raw_fd(), &mut request)
        }));
        Ok(GpioArrayHandle {file: unsafe {std::fs::File::from_raw_fd(request.fd)}, consumer: consumer.to_string(), flags: flags, gpios: vec.into_boxed_slice()})
    }
pub fn request_array ( & self , consumer : & str , flags : RequestFlags , gpios : & [ u32 ] , default_values : & [ u8 ] ) -> io :: Result < ( GpioArrayHandle ) > { let mut request = ioctl :: gpiohandle_request { lineoffsets : [ 0 ; 64 ] , flags : 0 , default_values : [ 0 ; 64 ] , consumer_label : [ 0 ; 32 ] , lines : 0 , fd : 0 } ; let mut vec : std :: vec :: Vec < u32 > = std :: vec :: Vec :: with_capacity ( gpios . len ( ) ) ; if gpios . len ( ) > request . lineoffsets . len ( ) { io :: Error :: new ( io :: ErrorKind :: InvalidInput , " " ) ; } if gpios . len ( ) != default_values . len ( ) { io :: Error :: new ( io :: ErrorKind :: InvalidInput , " " ) ; } request . flags = flags . bits ; request . lines = gpios . len ( ) as u32 ; for i in 0 .. request . consumer_label . len ( ) { if i >= consumer . len ( ) { break ; } request . consumer_label [ i ] = consumer . as_bytes ( ) [ i ] as std :: os :: raw :: c_char ; } for x in 0 .. gpios . len ( ) { request . lineoffsets [ x ] = gpios [ x ] ; request . default_values [ x ] = default_values [ x ] ; vec . push ( gpios [ x ] ) ; } try ! ( from_nix_result ( unsafe { ioctl get_linehandle ( self file as_raw_fd ( ) mut request ) } ) ) ; Ok ( GpioArrayHandle { file : unsafe { std :: fs :: File :: from_raw_fd ( request . fd ) } , consumer : consumer . to_string ( ) , flags : flags , gpios : vec . into_boxed_slice ( ) } ) }
Request a `GpioArrayHandle` for multiple gpios, that should be get/set simultaneously
Request a ` GpioArrayHandle ` for multiple gpios that should be get / set simultaneously
&self
consumer
&str
flags
RequestFlags
gpios
&[u32]
default_values
&[u8]
&self
consumer
&str
flags
RequestFlags
gpios
&[u32]
default_values
&[u8]