Add missing device functions

Cargo.lock

@@ -52,6 +52,7 @@ name = "bme680-rs"
 version = "0.1.0"
 dependencies = [
  "bindgen 0.35.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 

Cargo.toml

@@ -8,4 +8,5 @@ authors = ["marcelbuesing <buesing.marcel@googlemail.com>"]
 
 [build-dependencies]
 bindgen = "0.35.0"
+bitflags = "1.0.1"
 gcc = "0.3.54"

src/device_builder.rs

@@ -1,6 +1,29 @@
 use consts;
-use {to_result, Result, bme680_calib_data, bme680_dev, bme680_gas_sett, bme680_init, bme680_intf,
-     bme680_intf_BME680_I2C_INTF, bme680_tph_sett};
+use {to_result, PowerMode, Result, SensorSettings, bme680_calib_data, bme680_dev,
+     bme680_field_data, bme680_gas_sett, bme680_get_profile_dur, bme680_get_regs,
+     bme680_get_sensor_data, bme680_get_sensor_mode, bme680_get_sensor_settings, bme680_init,
+     bme680_intf, bme680_intf_BME680_I2C_INTF, bme680_set_profile_dur, bme680_set_sensor_mode,
+     bme680_set_sensor_settings, bme680_soft_reset, bme680_tph_sett};
+
+impl Default for bme680_field_data {
+    fn default() -> bme680_field_data {
+        bme680_field_data {
+            status: Default::default(),
+            /// The index of the heater profile used
+            gas_index: Default::default(),
+            /// Measurement index to track order
+            meas_index: Default::default(),
+            /// Temperature in degree celsius x100
+            temperature: Default::default(),
+            /// Pressure in Pascal
+            pressure: Default::default(),
+            /// Humidity in % relative humidity x1000
+            humidity: Default::default(),
+            /// Gas resistance in Ohms
+            gas_resistance: Default::default(),
+        }
+    }
+}
 
 pub struct Bme680Device {
     dev: bme680_dev,
@@ -17,6 +40,134 @@ impl Bme680Device {
         let dev_ptr: *mut bme680_dev = &mut self.dev;
         unsafe { to_result(bme680_init(dev_ptr)) }
     }
+
+    /// @brief This API writes the given data to the register address
+    /// of the sensor.
+    ///
+    /// @param[in] reg_addr : Register address from where the data to be written.
+    /// @param[in] reg_data : Pointer to data buffer which is to be written
+    /// in the sensor.
+    /// @param[in] len : No of bytes of data to write..
+    /// @param[in] dev : Structure instance of bme680_dev.
+    ///
+    /// @return Result of API execution status
+    pub fn set_regs(mut self, reg_addr: u8, reg_data: &mut [u8]) -> Result<()> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe {
+            to_result(bme680_get_regs(
+                reg_addr,
+                reg_data.as_mut_ptr(),
+                reg_data.len() as u16,
+                dev_ptr,
+            ))
+        }
+    }
+    /// @brief This API reads the data from the given register address of the sensor.
+    ///
+    /// @param[in] reg_addr : Register address from where the data to be read
+    /// @param[out] reg_data : buffer to store the read data.
+    ///
+    /// @return Result of API execution status
+    pub fn get_regs(mut self, reg_addr: u8, reg_data: &mut [u8]) -> Result<()> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe {
+            to_result(bme680_get_regs(
+                reg_addr,
+                reg_data.as_mut_ptr(),
+                reg_data.len() as u16,
+                dev_ptr,
+            ))
+        }
+    }
+    /// @brief This API performs the soft reset of the sensor.
+    ///
+    /// @return Result of API execution status
+    pub fn soft_reset(mut self) -> Result<()> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe { to_result(bme680_soft_reset(dev_ptr)) }
+    }
+
+    /// @brief This API is used to set the power mode of the sensor.
+    ///
+    /// @param[in] power_mode : Sensor power mode
+    ///
+    /// @return Result of API execution status
+    pub fn set_sensor_mode(mut self, power_mode: PowerMode) -> Result<()> {
+        self.dev.power_mode = power_mode.value();
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe { to_result(bme680_set_sensor_mode(dev_ptr)) }
+    }
+
+    /// @brief This API is used to get the power mode of the sensor.
+    ///
+    /// @return Sensor power mode
+    pub fn get_sensor_mode(mut self) -> Result<PowerMode> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        let r = unsafe { to_result(bme680_get_sensor_mode(dev_ptr)) };
+        r.map(|_| PowerMode::from(self.dev.power_mode))
+    }
+
+    /// @brief This API is used to set the profile duration of the sensor.
+    ///
+    /// @param[in] duration : Duration of the measurement in ms.
+    pub fn set_profile_dur(mut self, duration: u16) {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe { bme680_set_profile_dur(duration, dev_ptr) }
+    }
+
+    /// @brief This API is used to get the profile duration of the sensor.
+    ///
+    /// @return Duration of the measurement in ms.
+    pub fn get_profile_dur(mut self) -> u16 {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        let mut duration = 0;
+        unsafe { bme680_get_profile_dur(&mut duration, dev_ptr) };
+        duration
+    }
+
+    /// @brief This API reads the pressure, temperature and humidity and gas data
+    /// from the sensor, compensates the data and store it in the bme680_data
+    /// structure instance passed by the user.
+    ///
+    /// @param[out] data: Structure instance to hold the data.
+    /// @param[in] dev : Structure instance of bme680_dev.
+    ///
+    /// @return Result of API execution status
+    pub fn get_sensor_data(mut self) -> Result<bme680_field_data> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        let mut field_data = Default::default();
+        let field_data_ptr: *mut bme680_field_data = &mut field_data;
+        let r = unsafe { to_result(bme680_get_sensor_data(field_data_ptr, dev_ptr)) };
+        r.map(|_| field_data)
+    }
+
+    /// @brief This API is used to set the oversampling, filter and T,P,H, gas selection
+    /// settings in the sensor.
+    ///
+    /// @param[in] desired_settings : Variable used to select the settings which
+    /// @return Result of API execution status
+
+    pub fn set_sensor_settings(mut self, sensor_settings: SensorSettings) -> Result<()> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        unsafe { to_result(bme680_set_sensor_settings(sensor_settings.bits(), dev_ptr)) }
+    }
+
+    pub fn get_tph_sett(mut self) -> Result<bme680_tph_sett> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        let settings_sel = SensorSettings::OST_SEL | SensorSettings::OSP_SEL
+            | SensorSettings::OSH_SEL | SensorSettings::FILTER_SEL;
+
+        let r = unsafe { to_result(bme680_get_sensor_settings(settings_sel.bits(), dev_ptr)) };
+        r.map(|_| self.dev.tph_sett)
+    }
+
+    pub fn get_gas_sett(mut self) -> Result<bme680_gas_sett> {
+        let dev_ptr: *mut bme680_dev = &mut self.dev;
+        let settings_sel = SensorSettings::GAS_SENSOR_SEL;
+
+        let r = unsafe { to_result(bme680_get_sensor_settings(settings_sel.bits(), dev_ptr)) };
+        r.map(|_| self.dev.gas_sett)
+    }
 }
 
 impl Default for bme680_calib_data {

src/lib.rs

@@ -1,10 +1,13 @@
 #![allow(non_upper_case_globals)]
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
+#![feature(rustc_private)]
 
 include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 
-use std::default::Default;
+#[macro_use]
+extern crate bitflags;
+
 use std::result;
 
 #[link(name = "example", kind = "static")]
@@ -75,3 +78,43 @@ pub enum PowerMode {
     SleepMode,
     ForcedMode,
 }
+
+impl PowerMode {
+    fn from(power_mode: u8) -> Self {
+        match power_mode {
+            consts::BME680_SLEEP_MODE => PowerMode::SleepMode,
+            consts::BME680_FORCED_MODE => PowerMode::ForcedMode,
+            _ => panic!("Unknown power mode: {}", power_mode),
+        }
+    }
+
+    fn value(&self) -> u8 {
+        match self {
+            PowerMode::SleepMode => consts::BME680_SLEEP_MODE,
+            PowerMode::ForcedMode => consts::BME680_FORCED_MODE,
+        }
+    }
+}
+
+bitflags! {
+    pub struct SensorSettings: u16 {
+        /// To set temperature oversampling
+        const OST_SEL = 1;
+        /// To set pressure oversampling.
+        const OSP_SEL = 2;
+        /// To set humidity oversampling.
+        const OSH_SEL = 4;
+        /// To set gas measurement setting.
+        const GAS_MEAS_SEL = 8;
+        /// To set filter setting.
+        const FILTER_SEL = 16;
+        /// To set humidity control setting.
+        const HCNTRL_SEL = 32;
+        /// To set run gas setting.
+        const RUN_GAS_SEL = 64;
+        /// To set NB conversion setting.
+        const NBCONV_SEL = 128;
+        /// To set all gas sensor related settings
+        const GAS_SENSOR_SEL = Self::GAS_MEAS_SEL.bits | Self::RUN_GAS_SEL.bits | Self::NBCONV_SEL.bits;
+    }
+}