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lib/Device/Chip/Adapter/Gpiod.xs  view on Meta::CPAN

    SV *chip_ptr
  CODE:
    struct gpiod_chip *chip = (struct gpiod_chip*)SvIV(chip_ptr);
    RETVAL = gpiod_chip_num_lines(chip);
  OUTPUT:
    RETVAL

void
gpiod_read_lines(chip_ptr, ...)
    SV *chip_ptr
  PPCODE:
    struct gpiod_chip *chip = (struct gpiod_chip*)SvIV(chip_ptr);
    int *values;
    unsigned int *offsets;
    int num_lines = items - 1;
    struct gpiod_line_bulk lines;
    struct gpiod_line_request_config config;

    Newx(values, num_lines, int);
    Newx(offsets, num_lines, unsigned int);

lib/Device/Chip/Adapter/Gpiod.xs  view on Meta::CPAN

            }
        }
    }

    Safefree(values);
    Safefree(offsets);

void
gpiod_write_lines(chip_ptr, ...)
    SV *chip_ptr
  PPCODE:
    struct gpiod_chip *chip = (struct gpiod_chip*)SvIV(chip_ptr);
    int *values;
    unsigned int *offsets;
    int num_lines = (items - 1) / 2;
    struct gpiod_line_bulk lines;
    struct gpiod_line_request_config config;

    Newx(values, num_lines, int);
    Newx(offsets, num_lines, unsigned int);