libiio
Classes | Macros | Enumerations | Functions
iio.h File Reference

Public interface. More...

#include <limits.h>
#include <stdint.h>
#include <stdlib.h>
#include <stddef.h>
#include <sys/types.h>
#include <stdbool.h>

Go to the source code of this file.

Classes

struct  iio_data_format
 Contains the format of a data sample. More...
 

Enumerations

enum  iio_chan_type {
  IIO_VOLTAGE, IIO_CURRENT, IIO_POWER, IIO_ACCEL,
  IIO_ANGL_VEL, IIO_MAGN, IIO_LIGHT, IIO_INTENSITY,
  IIO_PROXIMITY, IIO_TEMP, IIO_INCLI, IIO_ROT,
  IIO_ANGL, IIO_TIMESTAMP, IIO_CAPACITANCE, IIO_ALTVOLTAGE,
  IIO_CCT, IIO_PRESSURE, IIO_HUMIDITYRELATIVE, IIO_ACTIVITY,
  IIO_STEPS, IIO_ENERGY, IIO_DISTANCE, IIO_VELOCITY,
  IIO_CONCENTRATION, IIO_RESISTANCE, IIO_PH, IIO_UVINDEX,
  IIO_ELECTRICALCONDUCTIVITY, IIO_COUNT, IIO_INDEX, IIO_GRAVITY,
  IIO_POSITIONRELATIVE, IIO_PHASE, IIO_MASSCONCENTRATION, IIO_CHAN_TYPE_UNKNOWN = INT_MAX
}
 IIO channel type. More...
 
enum  iio_modifier {
  IIO_NO_MOD, IIO_MOD_X, IIO_MOD_Y, IIO_MOD_Z,
  IIO_MOD_X_AND_Y, IIO_MOD_X_AND_Z, IIO_MOD_Y_AND_Z, IIO_MOD_X_AND_Y_AND_Z,
  IIO_MOD_X_OR_Y, IIO_MOD_X_OR_Z, IIO_MOD_Y_OR_Z, IIO_MOD_X_OR_Y_OR_Z,
  IIO_MOD_LIGHT_BOTH, IIO_MOD_LIGHT_IR, IIO_MOD_ROOT_SUM_SQUARED_X_Y, IIO_MOD_SUM_SQUARED_X_Y_Z,
  IIO_MOD_LIGHT_CLEAR, IIO_MOD_LIGHT_RED, IIO_MOD_LIGHT_GREEN, IIO_MOD_LIGHT_BLUE,
  IIO_MOD_QUATERNION, IIO_MOD_TEMP_AMBIENT, IIO_MOD_TEMP_OBJECT, IIO_MOD_NORTH_MAGN,
  IIO_MOD_NORTH_TRUE, IIO_MOD_NORTH_MAGN_TILT_COMP, IIO_MOD_NORTH_TRUE_TILT_COMP, IIO_MOD_RUNNING,
  IIO_MOD_JOGGING, IIO_MOD_WALKING, IIO_MOD_STILL, IIO_MOD_ROOT_SUM_SQUARED_X_Y_Z,
  IIO_MOD_I, IIO_MOD_Q, IIO_MOD_CO2, IIO_MOD_VOC,
  IIO_MOD_LIGHT_UV, IIO_MOD_LIGHT_DUV, IIO_MOD_PM1, IIO_MOD_PM2P5,
  IIO_MOD_PM4, IIO_MOD_PM10, IIO_MOD_ETHANOL, IIO_MOD_H2
}
 IIO channel modifier. More...
 

Functions

__api __check_ret struct iio_scan_contextiio_create_scan_context (const char *backend, unsigned int flags)
 Create a scan context. More...
 
__api void iio_scan_context_destroy (struct iio_scan_context *ctx)
 Destroy the given scan context. More...
 
__api __check_ret ssize_t iio_scan_context_get_info_list (struct iio_scan_context *ctx, struct iio_context_info ***info)
 Enumerate available contexts. More...
 
__api void iio_context_info_list_free (struct iio_context_info **info)
 Free a context info list. More...
 
__api __check_ret __pure const char * iio_context_info_get_description (const struct iio_context_info *info)
 Get a description of a discovered context. More...
 
__api __check_ret __pure const char * iio_context_info_get_uri (const struct iio_context_info *info)
 Get the URI of a discovered context. More...
 
__api struct iio_scan_blockiio_create_scan_block (const char *backend, unsigned int flags)
 Create a scan block. More...
 
__api void iio_scan_block_destroy (struct iio_scan_block *blk)
 Destroy the given scan block. More...
 
__api ssize_t iio_scan_block_scan (struct iio_scan_block *blk)
 Enumerate available contexts via scan block. More...
 
__api struct iio_context_infoiio_scan_block_get_info (struct iio_scan_block *blk, unsigned int index)
 Get the iio_context_info for a particular context. More...
 
__api void iio_library_get_version (unsigned int *major, unsigned int *minor, char git_tag[8])
 Get the version of the libiio library. More...
 
__api void iio_strerror (int err, char *dst, size_t len)
 Get a string description of an error code. More...
 
__api __check_ret __cnst bool iio_has_backend (const char *backend)
 Check if the specified backend is available. More...
 
__api __check_ret __cnst unsigned int iio_get_backends_count (void)
 Get the number of available backends. More...
 
__api __check_ret __cnst const char * iio_get_backend (unsigned int index)
 Retrieve the name of a given backend. More...
 
__api __check_ret struct iio_contextiio_create_default_context (void)
 Create a context from local or remote IIO devices. More...
 
__api __check_ret struct iio_contextiio_create_local_context (void)
 Create a context from local IIO devices (Linux only) More...
 
__api __check_ret struct iio_contextiio_create_xml_context (const char *xml_file)
 Create a context from a XML file. More...
 
__api __check_ret struct iio_contextiio_create_xml_context_mem (const char *xml, size_t len)
 Create a context from XML data in memory. More...
 
__api __check_ret struct iio_contextiio_create_network_context (const char *host)
 Create a context from the network. More...
 
__api __check_ret struct iio_contextiio_create_context_from_uri (const char *uri)
 Create a context from a URI description. More...
 
__api __check_ret struct iio_contextiio_context_clone (const struct iio_context *ctx)
 Duplicate a pre-existing IIO context. More...
 
__api void iio_context_destroy (struct iio_context *ctx)
 Destroy the given context. More...
 
__api __check_ret int iio_context_get_version (const struct iio_context *ctx, unsigned int *major, unsigned int *minor, char git_tag[8])
 Get the version of the backend in use. More...
 
__api __check_ret __pure const char * iio_context_get_xml (const struct iio_context *ctx)
 Obtain a XML representation of the given context. More...
 
__api __check_ret __pure const char * iio_context_get_name (const struct iio_context *ctx)
 Get the name of the given context. More...
 
__api __check_ret __pure const char * iio_context_get_description (const struct iio_context *ctx)
 Get a description of the given context. More...
 
__api __check_ret __pure unsigned int iio_context_get_attrs_count (const struct iio_context *ctx)
 Get the number of context-specific attributes. More...
 
__api __check_ret int iio_context_get_attr (const struct iio_context *ctx, unsigned int index, const char **name, const char **value)
 Retrieve the name and value of a context-specific attribute. More...
 
__api __check_ret const char * iio_context_get_attr_value (const struct iio_context *ctx, const char *name)
 Retrieve the value of a context-specific attribute. More...
 
__api __check_ret __pure unsigned int iio_context_get_devices_count (const struct iio_context *ctx)
 Enumerate the devices found in the given context. More...
 
__api __check_ret __pure struct iio_deviceiio_context_get_device (const struct iio_context *ctx, unsigned int index)
 Get the device present at the given index. More...
 
__api __check_ret __pure struct iio_deviceiio_context_find_device (const struct iio_context *ctx, const char *name)
 Try to find a device structure by its name of ID. More...
 
__api __check_ret int iio_context_set_timeout (struct iio_context *ctx, unsigned int timeout_ms)
 Set a timeout for I/O operations. More...
 
__api __check_ret __pure const struct iio_contextiio_device_get_context (const struct iio_device *dev)
 Retrieve a pointer to the iio_context structure. More...
 
__api __check_ret __pure const char * iio_device_get_id (const struct iio_device *dev)
 Retrieve the device ID (e.g. More...
 
__api __check_ret __pure const char * iio_device_get_name (const struct iio_device *dev)
 Retrieve the device name (e.g. More...
 
__api __check_ret __pure unsigned int iio_device_get_channels_count (const struct iio_device *dev)
 Enumerate the channels of the given device. More...
 
__api __check_ret __pure unsigned int iio_device_get_attrs_count (const struct iio_device *dev)
 Enumerate the device-specific attributes of the given device. More...
 
__api __check_ret __pure unsigned int iio_device_get_buffer_attrs_count (const struct iio_device *dev)
 Enumerate the buffer-specific attributes of the given device. More...
 
__api __check_ret __pure struct iio_channeliio_device_get_channel (const struct iio_device *dev, unsigned int index)
 Get the channel present at the given index. More...
 
__api __check_ret __pure const char * iio_device_get_attr (const struct iio_device *dev, unsigned int index)
 Get the device-specific attribute present at the given index. More...
 
__api __check_ret __pure const char * iio_device_get_buffer_attr (const struct iio_device *dev, unsigned int index)
 Get the buffer-specific attribute present at the given index. More...
 
__api __check_ret __pure struct iio_channeliio_device_find_channel (const struct iio_device *dev, const char *name, bool output)
 Try to find a channel structure by its name of ID. More...
 
__api __check_ret __pure const char * iio_device_find_attr (const struct iio_device *dev, const char *name)
 Try to find a device-specific attribute by its name. More...
 
__api __check_ret __pure const char * iio_device_find_buffer_attr (const struct iio_device *dev, const char *name)
 Try to find a buffer-specific attribute by its name. More...
 
__api __check_ret ssize_t iio_device_attr_read (const struct iio_device *dev, const char *attr, char *dst, size_t len)
 Read the content of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_read_all (struct iio_device *dev, int(*cb)(struct iio_device *dev, const char *attr, const char *value, size_t len, void *d), void *data)
 Read the content of all device-specific attributes. More...
 
__api __check_ret int iio_device_attr_read_bool (const struct iio_device *dev, const char *attr, bool *val)
 Read the content of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_read_longlong (const struct iio_device *dev, const char *attr, long long *val)
 Read the content of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_read_double (const struct iio_device *dev, const char *attr, double *val)
 Read the content of the given device-specific attribute. More...
 
__api __check_ret ssize_t iio_device_attr_write (const struct iio_device *dev, const char *attr, const char *src)
 Set the value of the given device-specific attribute. More...
 
__api __check_ret ssize_t iio_device_attr_write_raw (const struct iio_device *dev, const char *attr, const void *src, size_t len)
 Set the value of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_write_all (struct iio_device *dev, ssize_t(*cb)(struct iio_device *dev, const char *attr, void *buf, size_t len, void *d), void *data)
 Set the values of all device-specific attributes. More...
 
__api __check_ret int iio_device_attr_write_bool (const struct iio_device *dev, const char *attr, bool val)
 Set the value of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_write_longlong (const struct iio_device *dev, const char *attr, long long val)
 Set the value of the given device-specific attribute. More...
 
__api __check_ret int iio_device_attr_write_double (const struct iio_device *dev, const char *attr, double val)
 Set the value of the given device-specific attribute. More...
 
__api __check_ret ssize_t iio_device_buffer_attr_read (const struct iio_device *dev, const char *attr, char *dst, size_t len)
 Read the content of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_read_all (struct iio_device *dev, int(*cb)(struct iio_device *dev, const char *attr, const char *value, size_t len, void *d), void *data)
 Read the content of all buffer-specific attributes. More...
 
__api __check_ret int iio_device_buffer_attr_read_bool (const struct iio_device *dev, const char *attr, bool *val)
 Read the content of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_read_longlong (const struct iio_device *dev, const char *attr, long long *val)
 Read the content of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_read_double (const struct iio_device *dev, const char *attr, double *val)
 Read the content of the given buffer-specific attribute. More...
 
__api __check_ret ssize_t iio_device_buffer_attr_write (const struct iio_device *dev, const char *attr, const char *src)
 Set the value of the given buffer-specific attribute. More...
 
__api __check_ret ssize_t iio_device_buffer_attr_write_raw (const struct iio_device *dev, const char *attr, const void *src, size_t len)
 Set the value of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_write_all (struct iio_device *dev, ssize_t(*cb)(struct iio_device *dev, const char *attr, void *buf, size_t len, void *d), void *data)
 Set the values of all buffer-specific attributes. More...
 
__api __check_ret int iio_device_buffer_attr_write_bool (const struct iio_device *dev, const char *attr, bool val)
 Set the value of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_write_longlong (const struct iio_device *dev, const char *attr, long long val)
 Set the value of the given buffer-specific attribute. More...
 
__api __check_ret int iio_device_buffer_attr_write_double (const struct iio_device *dev, const char *attr, double val)
 Set the value of the given buffer-specific attribute. More...
 
__api void iio_device_set_data (struct iio_device *dev, void *data)
 Associate a pointer to an iio_device structure. More...
 
__api void * iio_device_get_data (const struct iio_device *dev)
 Retrieve a previously associated pointer of an iio_device structure. More...
 
__api __check_ret int iio_device_get_trigger (const struct iio_device *dev, const struct iio_device **trigger)
 Retrieve the trigger of a given device. More...
 
__api __check_ret int iio_device_set_trigger (const struct iio_device *dev, const struct iio_device *trigger)
 Associate a trigger to a given device. More...
 
__api __check_ret __pure bool iio_device_is_trigger (const struct iio_device *dev)
 Return True if the given device is a trigger. More...
 
__api __check_ret int iio_device_set_kernel_buffers_count (const struct iio_device *dev, unsigned int nb_buffers)
 Configure the number of kernel buffers for a device. More...
 
__api __check_ret __pure const struct iio_deviceiio_channel_get_device (const struct iio_channel *chn)
 Retrieve a pointer to the iio_device structure. More...
 
__api __check_ret __pure const char * iio_channel_get_id (const struct iio_channel *chn)
 Retrieve the channel ID (e.g. More...
 
__api __check_ret __pure const char * iio_channel_get_name (const struct iio_channel *chn)
 Retrieve the channel name (e.g. More...
 
__api __check_ret __pure bool iio_channel_is_output (const struct iio_channel *chn)
 Return True if the given channel is an output channel. More...
 
__api __check_ret __pure bool iio_channel_is_scan_element (const struct iio_channel *chn)
 Return True if the given channel is a scan element. More...
 
__api __check_ret __pure unsigned int iio_channel_get_attrs_count (const struct iio_channel *chn)
 Enumerate the channel-specific attributes of the given channel. More...
 
__api __check_ret __pure const char * iio_channel_get_attr (const struct iio_channel *chn, unsigned int index)
 Get the channel-specific attribute present at the given index. More...
 
__api __check_ret __pure const char * iio_channel_find_attr (const struct iio_channel *chn, const char *name)
 Try to find a channel-specific attribute by its name. More...
 
__api __check_ret __pure const char * iio_channel_attr_get_filename (const struct iio_channel *chn, const char *attr)
 Retrieve the filename of an attribute. More...
 
__api __check_ret ssize_t iio_channel_attr_read (const struct iio_channel *chn, const char *attr, char *dst, size_t len)
 Read the content of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_read_all (struct iio_channel *chn, int(*cb)(struct iio_channel *chn, const char *attr, const char *val, size_t len, void *d), void *data)
 Read the content of all channel-specific attributes. More...
 
__api __check_ret int iio_channel_attr_read_bool (const struct iio_channel *chn, const char *attr, bool *val)
 Read the content of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_read_longlong (const struct iio_channel *chn, const char *attr, long long *val)
 Read the content of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_read_double (const struct iio_channel *chn, const char *attr, double *val)
 Read the content of the given channel-specific attribute. More...
 
__api __check_ret ssize_t iio_channel_attr_write (const struct iio_channel *chn, const char *attr, const char *src)
 Set the value of the given channel-specific attribute. More...
 
__api __check_ret ssize_t iio_channel_attr_write_raw (const struct iio_channel *chn, const char *attr, const void *src, size_t len)
 Set the value of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_write_all (struct iio_channel *chn, ssize_t(*cb)(struct iio_channel *chn, const char *attr, void *buf, size_t len, void *d), void *data)
 Set the values of all channel-specific attributes. More...
 
__api __check_ret int iio_channel_attr_write_bool (const struct iio_channel *chn, const char *attr, bool val)
 Set the value of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_write_longlong (const struct iio_channel *chn, const char *attr, long long val)
 Set the value of the given channel-specific attribute. More...
 
__api __check_ret int iio_channel_attr_write_double (const struct iio_channel *chn, const char *attr, double val)
 Set the value of the given channel-specific attribute. More...
 
__api void iio_channel_enable (struct iio_channel *chn)
 Enable the given channel. More...
 
__api void iio_channel_disable (struct iio_channel *chn)
 Disable the given channel. More...
 
__api __check_ret bool iio_channel_is_enabled (const struct iio_channel *chn)
 Returns True if the channel is enabled. More...
 
__api __check_ret size_t iio_channel_read_raw (const struct iio_channel *chn, struct iio_buffer *buffer, void *dst, size_t len)
 Demultiplex the samples of a given channel. More...
 
__api __check_ret size_t iio_channel_read (const struct iio_channel *chn, struct iio_buffer *buffer, void *dst, size_t len)
 Demultiplex and convert the samples of a given channel. More...
 
__api __check_ret size_t iio_channel_write_raw (const struct iio_channel *chn, struct iio_buffer *buffer, const void *src, size_t len)
 Multiplex the samples of a given channel. More...
 
__api __check_ret size_t iio_channel_write (const struct iio_channel *chn, struct iio_buffer *buffer, const void *src, size_t len)
 Convert and multiplex the samples of a given channel. More...
 
__api void iio_channel_set_data (struct iio_channel *chn, void *data)
 Associate a pointer to an iio_channel structure. More...
 
__api void * iio_channel_get_data (const struct iio_channel *chn)
 Retrieve a previously associated pointer of an iio_channel structure. More...
 
__api __check_ret __pure enum iio_chan_type iio_channel_get_type (const struct iio_channel *chn)
 Get the type of the given channel. More...
 
__api __check_ret __pure enum iio_modifier iio_channel_get_modifier (const struct iio_channel *chn)
 Get the modifier type of the given channel. More...
 
__api __check_ret __pure const struct iio_deviceiio_buffer_get_device (const struct iio_buffer *buf)
 Retrieve a pointer to the iio_device structure. More...
 
__api __check_ret struct iio_bufferiio_device_create_buffer (const struct iio_device *dev, size_t samples_count, bool cyclic)
 Create an input or output buffer associated to the given device. More...
 
__api void iio_buffer_destroy (struct iio_buffer *buf)
 Destroy the given buffer. More...
 
__api __check_ret int iio_buffer_get_poll_fd (struct iio_buffer *buf)
 Get a pollable file descriptor. More...
 
__api __check_ret int iio_buffer_set_blocking_mode (struct iio_buffer *buf, bool blocking)
 Make iio_buffer_refill() and iio_buffer_push() blocking or not. More...
 
__api __check_ret ssize_t iio_buffer_refill (struct iio_buffer *buf)
 Fetch more samples from the hardware. More...
 
__api __check_ret ssize_t iio_buffer_push (struct iio_buffer *buf)
 Send the samples to the hardware. More...
 
__api __check_ret ssize_t iio_buffer_push_partial (struct iio_buffer *buf, size_t samples_count)
 Send a given number of samples to the hardware. More...
 
__api void iio_buffer_cancel (struct iio_buffer *buf)
 Cancel all buffer operations. More...
 
__api void * iio_buffer_start (const struct iio_buffer *buf)
 Get the start address of the buffer. More...
 
__api void * iio_buffer_first (const struct iio_buffer *buf, const struct iio_channel *chn)
 Find the first sample of a channel in a buffer. More...
 
__api __check_ret ptrdiff_t iio_buffer_step (const struct iio_buffer *buf)
 Get the step size between two samples of one channel. More...
 
__api void * iio_buffer_end (const struct iio_buffer *buf)
 Get the address that follows the last sample in a buffer. More...
 
__api __check_ret ssize_t iio_buffer_foreach_sample (struct iio_buffer *buf, ssize_t(*callback)(const struct iio_channel *chn, void *src, size_t bytes, void *d), void *data)
 Call the supplied callback for each sample found in a buffer. More...
 
__api void iio_buffer_set_data (struct iio_buffer *buf, void *data)
 Associate a pointer to an iio_buffer structure. More...
 
__api void * iio_buffer_get_data (const struct iio_buffer *buf)
 Retrieve a previously associated pointer of an iio_buffer structure. More...
 
__api __check_ret ssize_t iio_device_get_sample_size (const struct iio_device *dev)
 Get the current sample size. More...
 
__api __check_ret __pure long iio_channel_get_index (const struct iio_channel *chn)
 Get the index of the given channel. More...
 
__api __check_ret __cnst const struct iio_data_formatiio_channel_get_data_format (const struct iio_channel *chn)
 Get a pointer to a channel's data format structure. More...
 
__api void iio_channel_convert (const struct iio_channel *chn, void *dst, const void *src)
 Convert the sample from hardware format to host format. More...
 
__api void iio_channel_convert_inverse (const struct iio_channel *chn, void *dst, const void *src)
 Convert the sample from host format to hardware format. More...
 
__api __check_ret __pure unsigned int iio_device_get_debug_attrs_count (const struct iio_device *dev)
 Enumerate the debug attributes of the given device. More...
 
__api __check_ret __pure const char * iio_device_get_debug_attr (const struct iio_device *dev, unsigned int index)
 Get the debug attribute present at the given index. More...
 
__api __check_ret __pure const char * iio_device_find_debug_attr (const struct iio_device *dev, const char *name)
 Try to find a debug attribute by its name. More...
 
__api __check_ret ssize_t iio_device_debug_attr_read (const struct iio_device *dev, const char *attr, char *dst, size_t len)
 Read the content of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_read_all (struct iio_device *dev, int(*cb)(struct iio_device *dev, const char *attr, const char *value, size_t len, void *d), void *data)
 Read the content of all debug attributes. More...
 
__api __check_ret ssize_t iio_device_debug_attr_write (const struct iio_device *dev, const char *attr, const char *src)
 Set the value of the given debug attribute. More...
 
__api __check_ret ssize_t iio_device_debug_attr_write_raw (const struct iio_device *dev, const char *attr, const void *src, size_t len)
 Set the value of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_write_all (struct iio_device *dev, ssize_t(*cb)(struct iio_device *dev, const char *attr, void *buf, size_t len, void *d), void *data)
 Set the values of all debug attributes. More...
 
__api __check_ret int iio_device_debug_attr_read_bool (const struct iio_device *dev, const char *attr, bool *val)
 Read the content of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_read_longlong (const struct iio_device *dev, const char *attr, long long *val)
 Read the content of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_read_double (const struct iio_device *dev, const char *attr, double *val)
 Read the content of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_write_bool (const struct iio_device *dev, const char *attr, bool val)
 Set the value of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_write_longlong (const struct iio_device *dev, const char *attr, long long val)
 Set the value of the given debug attribute. More...
 
__api __check_ret int iio_device_debug_attr_write_double (const struct iio_device *dev, const char *attr, double val)
 Set the value of the given debug attribute. More...
 
__api __check_ret int iio_device_identify_filename (const struct iio_device *dev, const char *filename, struct iio_channel **chn, const char **attr)
 Identify the channel or debug attribute corresponding to a filename. More...
 
__api __check_ret int iio_device_reg_write (struct iio_device *dev, uint32_t address, uint32_t value)
 Set the value of a hardware register. More...
 
__api __check_ret int iio_device_reg_read (struct iio_device *dev, uint32_t address, uint32_t *value)
 Get the value of a hardware register. More...
 

Detailed Description

Public interface.

Enumeration Type Documentation

§ iio_chan_type

IIO channel type.

A IIO channel has a type specifying the type of data associated with the channel.

§ iio_modifier

IIO channel modifier.

In a addition to a type a IIO channel can optionally have a channel modifier further specifying the data type of of the channel.