static void iotjs_pwm_set_configuration(const iotjs_jval_t* jconfiguration,
iotjs_pwm_t* pwm) {
IOTJS_VALIDATED_STRUCT_METHOD(iotjs_pwm_t, pwm);
iotjs_jval_t jpin =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_PIN);
_this->pin = iotjs_jval_as_number(&jpin);
#if defined(__linux__)
iotjs_jval_t jchip =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_CHIP);
_this->chip = iotjs_jval_as_number(&jchip);
iotjs_jval_destroy(&jchip);
#endif
iotjs_jval_t jperiod =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_PERIOD);
if (iotjs_jval_is_number(&jperiod))
_this->period = iotjs_jval_as_number(&jperiod);
iotjs_jval_t jduty_cycle =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_DUTYCYCLE);
if (iotjs_jval_is_number(&jduty_cycle))
_this->duty_cycle = iotjs_jval_as_number(&jduty_cycle);
iotjs_jval_destroy(&jpin);
iotjs_jval_destroy(&jperiod);
iotjs_jval_destroy(&jduty_cycle);
}
static jerry_value_t StatsIsTypeOf(jerry_value_t stats, int type) {
jerry_value_t mode = iotjs_jval_get_property(stats, IOTJS_MAGIC_STRING_MODE);
int mode_number = (int)iotjs_jval_as_number(mode);
jerry_release_value(mode);
return jerry_create_boolean((mode_number & S_IFMT) == type);
}
static int iotjs_spi_get_array_data(char** buf, const iotjs_jval_t* jarray) {
iotjs_jval_t jlength =
iotjs_jval_get_property(jarray, IOTJS_MAGIC_STRING_LENGTH);
IOTJS_ASSERT(!iotjs_jval_is_undefined(&jlength));
size_t length = iotjs_jval_as_number(&jlength);
IOTJS_ASSERT((int)length >= 0);
*buf = iotjs_buffer_allocate(length);
for (size_t i = 0; i < length; i++) {
iotjs_jval_t jdata = iotjs_jval_get_property_by_index(jarray, i);
(*buf)[i] = iotjs_jval_as_number(&jdata);
iotjs_jval_destroy(&jdata);
}
iotjs_jval_destroy(&jlength);
return (int)length;
}
static int spi_get_array_data(char** buf, jerry_value_t jarray) {
jerry_value_t jlength =
iotjs_jval_get_property(jarray, IOTJS_MAGIC_STRING_LENGTH);
IOTJS_ASSERT(!jerry_value_is_undefined(jlength));
size_t length = iotjs_jval_as_number(jlength);
IOTJS_ASSERT((int)length >= 0);
*buf = iotjs_buffer_allocate(length);
for (size_t i = 0; i < length; i++) {
jerry_value_t jdata = iotjs_jval_get_property_by_index(jarray, i);
(*buf)[i] = iotjs_jval_as_number(jdata);
jerry_release_value(jdata);
}
jerry_release_value(jlength);
return (int)length;
}
size_t iotjs_bufferwrap_length(iotjs_bufferwrap_t* bufferwrap) {
IOTJS_VALIDATED_STRUCT_METHOD(iotjs_bufferwrap_t, bufferwrap);
#ifndef NDEBUG
iotjs_jval_t jbuf = iotjs_bufferwrap_jbuffer(bufferwrap);
iotjs_jval_t jlength =
iotjs_jval_get_property(&jbuf, IOTJS_MAGIC_STRING_LENGTH);
size_t length = iotjs_jval_as_number(&jlength);
IOTJS_ASSERT(length == _this->length);
iotjs_jval_destroy(&jbuf);
iotjs_jval_destroy(&jlength);
#endif
return _this->length;
}
static void iotjs_adc_set_configuration(iotjs_adc_t* adc,
const iotjs_jval_t* jconfiguration) {
#if defined(__linux__)
IOTJS_VALIDATED_STRUCT_METHOD(iotjs_adc_t, adc);
iotjs_jval_t jdevice =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_DEVICE);
_this->device = iotjs_jval_as_string(&jdevice);
iotjs_jval_destroy(&jdevice);
#elif defined(__NUTTX__)
IOTJS_VALIDATED_STRUCT_METHOD(iotjs_adc_t, adc);
iotjs_jval_t jpin =
iotjs_jval_get_property(jconfiguration, IOTJS_MAGIC_STRING_PIN);
_this->pin = iotjs_jval_as_number(&jpin);
iotjs_jval_destroy(&jpin);
#endif
}
static void iotjs_spi_set_configuration(iotjs_spi_t* spi,
const iotjs_jval_t* joptions) {
IOTJS_VALIDATED_STRUCT_METHOD(iotjs_spi_t, spi);
#if defined(__linux__)
iotjs_jval_t jdevice =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_DEVICE);
_this->device = iotjs_jval_as_string(&jdevice);
iotjs_jval_destroy(&jdevice);
#elif defined(__NUTTX__) || defined(__TIZENRT__)
iotjs_jval_t jbus = iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_BUS);
_this->bus = iotjs_jval_as_number(&jbus);
iotjs_jval_destroy(&jbus);
#endif
iotjs_jval_t jmode =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_MODE);
_this->mode = (SpiMode)iotjs_jval_as_number(&jmode);
iotjs_jval_destroy(&jmode);
iotjs_jval_t jchip_select =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_CHIPSELECT);
_this->chip_select = (SpiChipSelect)iotjs_jval_as_number(&jchip_select);
iotjs_jval_destroy(&jchip_select);
iotjs_jval_t jmax_speed =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_MAXSPEED);
_this->max_speed = iotjs_jval_as_number(&jmax_speed);
iotjs_jval_destroy(&jmax_speed);
iotjs_jval_t jbits_per_word =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_BITSPERWORD);
_this->bits_per_word = (SpiOrder)iotjs_jval_as_number(&jbits_per_word);
iotjs_jval_destroy(&jbits_per_word);
iotjs_jval_t jbit_order =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_BITORDER);
_this->bit_order = (SpiOrder)iotjs_jval_as_number(&jbit_order);
iotjs_jval_destroy(&jbit_order);
iotjs_jval_t jloopback =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_LOOPBACK);
_this->loopback = iotjs_jval_as_boolean(&jloopback);
iotjs_jval_destroy(&jloopback);
}
static jerry_value_t gpio_set_configuration(iotjs_gpio_t* gpio,
jerry_value_t jconfigurable) {
jerry_value_t jpin =
iotjs_jval_get_property(jconfigurable, IOTJS_MAGIC_STRING_PIN);
gpio->pin = iotjs_jval_as_number(jpin);
jerry_release_value(jpin);
// Direction
jerry_value_t jdirection =
iotjs_jval_get_property(jconfigurable, IOTJS_MAGIC_STRING_DIRECTION);
if (jerry_value_is_undefined(jdirection)) {
gpio->direction = kGpioDirectionOut;
} else {
if (jerry_value_is_number(jdirection)) {
gpio->direction = (GpioDirection)iotjs_jval_as_number(jdirection);
} else {
gpio->direction = __kGpioDirectionMax;
}
if (gpio->direction >= __kGpioDirectionMax) {
return JS_CREATE_ERROR(
TYPE, "Bad arguments - gpio.direction should be DIRECTION.IN or OUT");
}
}
jerry_release_value(jdirection);
// Mode
jerry_value_t jmode =
iotjs_jval_get_property(jconfigurable, IOTJS_MAGIC_STRING_MODE);
if (jerry_value_is_undefined(jmode)) {
gpio->mode = kGpioModeNone;
} else {
if (jerry_value_is_number(jmode)) {
gpio->mode = (GpioMode)iotjs_jval_as_number(jmode);
} else {
gpio->mode = __kGpioModeMax;
}
if (gpio->mode >= __kGpioModeMax) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - gpio.mode should be MODE.NONE, "
"PULLUP, PULLDOWN, FLOAT, PUSHPULL or OPENDRAIN");
} else if (gpio->direction == kGpioDirectionIn &&
gpio->mode != kGpioModeNone && gpio->mode != kGpioModePullup &&
gpio->mode != kGpioModePulldown) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - DIRECTION.IN only supports "
"MODE.NONE, PULLUP and PULLDOWN");
} else if (gpio->direction == kGpioDirectionOut &&
gpio->mode != kGpioModeNone && gpio->mode != kGpioModeFloat &&
gpio->mode != kGpioModePushpull &&
gpio->mode != kGpioModeOpendrain) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - DIRECTION.OUT only supports "
"MODE.NONE, FLOAT, PUSHPULL and OPENDRAIN");
}
}
jerry_release_value(jmode);
// Edge
jerry_value_t jedge =
iotjs_jval_get_property(jconfigurable, IOTJS_MAGIC_STRING_EDGE);
if (jerry_value_is_undefined(jedge)) {
gpio->edge = kGpioEdgeNone;
} else {
if (jerry_value_is_number(jedge)) {
gpio->edge = (GpioEdge)iotjs_jval_as_number(jedge);
} else {
gpio->edge = __kGpioEdgeMax;
}
if (gpio->edge >= __kGpioEdgeMax) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - gpio.edge should be EDGE.NONE, "
"RISING, FALLING or BOTH");
}
}
jerry_release_value(jedge);
return jerry_create_undefined();
}
/* Default configuration:
*{
* mode: spi.MODE[0],
* chipSelect: spi.CHIPSELECT.NONE,
* maxSpeed: 500000,
* bitsPerWord: 8,
* bitOrder: spi.BITORDER.MSB,
* loopback: false
* }
*/
static jerry_value_t spi_set_configuration(iotjs_spi_t* spi,
jerry_value_t joptions) {
jerry_value_t jmode =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_MODE);
if (jerry_value_is_undefined(jmode)) {
spi->mode = kSpiMode_0;
} else {
if (jerry_value_is_number(jmode)) {
spi->mode = (SpiMode)iotjs_jval_as_number(jmode);
} else {
spi->mode = __kSpiModeMax;
}
if (spi->mode >= __kSpiModeMax) {
return JS_CREATE_ERROR(
TYPE, "Bad arguments - mode should be MODE[0], [1], [2] or [3]");
}
}
jerry_release_value(jmode);
jerry_value_t jchip_select =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_CHIPSELECT);
if (jerry_value_is_undefined(jchip_select)) {
spi->chip_select = kSpiCsNone;
} else {
if (jerry_value_is_number(jchip_select)) {
spi->chip_select = (SpiChipSelect)iotjs_jval_as_number(jchip_select);
} else {
spi->chip_select = __kSpiCsMax;
}
if (spi->chip_select >= __kSpiCsMax) {
return JS_CREATE_ERROR(
TYPE, "Bad arguments - chipSelect should be CHIPSELECT.NONE or HIGH");
}
}
jerry_release_value(jchip_select);
jerry_value_t jmax_speed =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_MAXSPEED);
if (jerry_value_is_undefined(jmax_speed)) {
spi->max_speed = 500000;
} else {
if (!jerry_value_is_number(jmax_speed)) {
return JS_CREATE_ERROR(TYPE, "Bad arguments - maxSpeed should be Number");
}
spi->max_speed = iotjs_jval_as_number(jmax_speed);
}
jerry_release_value(jmax_speed);
jerry_value_t jbits_per_word =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_BITSPERWORD);
if (jerry_value_is_undefined(jbits_per_word)) {
spi->bits_per_word = 8;
} else {
if (jerry_value_is_number(jbits_per_word)) {
spi->bits_per_word = iotjs_jval_as_number(jbits_per_word);
} else {
spi->bits_per_word = 0;
}
if (spi->bits_per_word != 8 && spi->bits_per_word != 9) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - bitsPerWord should be 8 or 9");
}
}
jerry_release_value(jbits_per_word);
jerry_value_t jbit_order =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_BITORDER);
if (jerry_value_is_undefined(jbit_order)) {
spi->bit_order = kSpiOrderMsb;
} else {
if (jerry_value_is_number(jbit_order)) {
spi->bit_order = (SpiOrder)iotjs_jval_as_number(jbit_order);
} else {
spi->bit_order = __kSpiOrderMax;
}
if (spi->bit_order >= __kSpiOrderMax) {
return JS_CREATE_ERROR(
TYPE, "Bad arguments - bitOrder should be BITORDER.MSB or LSB");
}
}
jerry_release_value(jbit_order);
jerry_value_t jloopback =
iotjs_jval_get_property(joptions, IOTJS_MAGIC_STRING_LOOPBACK);
if (jerry_value_is_undefined(jloopback)) {
spi->loopback = false;
} else {
if (!jerry_value_is_boolean(jloopback)) {
return JS_CREATE_ERROR(TYPE,
"Bad arguments - loopback should be Boolean");
}
spi->loopback = iotjs_jval_as_boolean(jloopback);
}
jerry_release_value(jloopback);
return jerry_create_undefined();
}