24 #if (defined(_WIN32) || defined(__MBED__))
25 #ifndef _SSIZE_T_DEFINED
26 typedef ptrdiff_t ssize_t;
27 #define _SSIZE_T_DEFINED
30 #include <sys/types.h>
33 #if defined(_MSC_VER) && (_MSC_VER < 1800) && !defined(__BOOL_DEFINED)
44 #if defined(__GNUC__) && !defined(MATLAB_MEX_FILE) && !defined(MATLAB_LOADLIBRARY)
46 #define __cnst __attribute__((const))
49 #define __pure __attribute__((pure))
51 #define __notused __attribute__((unused))
53 #define __check_ret __attribute__((warn_unused_result))
67 # elif defined(LIBIIO_EXPORTS)
68 # define __api __declspec(dllexport)
70 # define __api __declspec(dllimport)
72 #elif __GNUC__ >= 4 && !defined(MATLAB_MEX_FILE) && !defined(MATLAB_LOADLIBRARY)
73 # define __api __attribute__((visibility ("default")))
84 struct iio_scan_context;
85 struct iio_scan_block;
120 IIO_HUMIDITYRELATIVE,
130 IIO_ELECTRICALCONDUCTIVITY,
134 IIO_POSITIONRELATIVE,
136 IIO_MASSCONCENTRATION,
137 IIO_CHAN_TYPE_UNKNOWN = INT_MAX
155 IIO_MOD_X_AND_Y_AND_Z,
162 IIO_MOD_ROOT_SUM_SQUARED_X_Y,
163 IIO_MOD_SUM_SQUARED_X_Y_Z,
169 IIO_MOD_TEMP_AMBIENT,
173 IIO_MOD_NORTH_MAGN_TILT_COMP,
174 IIO_MOD_NORTH_TRUE_TILT_COMP,
179 IIO_MOD_ROOT_SUM_SQUARED_X_Y_Z,
212 IIO_EV_TYPE_THRESH_ADAPTIVE,
213 IIO_EV_TYPE_MAG_ADAPTIVE,
215 IIO_EV_TYPE_MAG_REFERENCED,
230 IIO_EV_DIR_SINGLETAP,
231 IIO_EV_DIR_DOUBLETAP,
266 const char *backend,
unsigned int flags);
318 const char *backend,
unsigned int flags);
348 struct iio_scan_block *blk,
unsigned int index);
362 unsigned int *minor,
char git_tag[8]);
370 __api
void iio_strerror(
int err,
char *dst,
size_t len);
394 __api __check_ret __cnst
const char *
iio_get_backend(
unsigned int index);
440 const char *xml,
size_t len);
523 unsigned int *major,
unsigned int *minor,
char git_tag[8]);
572 const char **name,
const char **value);
600 const struct iio_context *ctx,
unsigned int index);
687 const struct iio_device *dev,
unsigned int index);
696 const struct iio_device *dev,
unsigned int index);
704 const struct iio_device *dev,
unsigned int index);
715 const struct iio_device *dev,
const char *name,
bool output);
730 const struct iio_device *dev,
const char *name);
744 const struct iio_device *dev,
const char *name);
768 const char *attr,
char *dst,
size_t len);
782 int (*cb)(
struct iio_device *dev,
const char *attr,
783 const char *value,
size_t len,
void *d),
795 const char *attr,
bool *val);
806 const char *attr,
long long *val);
817 const char *attr,
double *val);
839 const char *attr,
const char *src);
851 const char *attr,
const void *src,
size_t len);
866 const char *attr,
void *buf,
size_t len,
void *d),
878 const char *attr,
bool val);
889 const char *attr,
long long val);
900 const char *attr,
double val);
925 const char *attr,
char *dst,
size_t len);
938 int (*cb)(
struct iio_device *dev,
const char *attr,
939 const char *value,
size_t len,
void *d),
951 const char *attr,
bool *val);
962 const char *attr,
long long *val);
973 const char *attr,
double *val);
996 const char *attr,
const char *src);
1008 const char *attr,
const void *src,
size_t len);
1023 const char *attr,
void *buf,
size_t len,
void *d),
1035 const char *attr,
bool val);
1046 const char *attr,
long long val);
1057 const char *attr,
double val);
1106 unsigned int nb_buffers);
1166 const struct iio_channel *chn,
unsigned int index);
1216 const char *attr,
char *dst,
size_t len);
1231 const char *attr,
const char *val,
size_t len,
void *d),
1243 const char *attr,
bool *val);
1254 const char *attr,
long long *val);
1265 const char *attr,
double *val);
1287 const char *attr,
const char *src);
1299 const char *attr,
const void *src,
size_t len);
1314 const char *attr,
void *buf,
size_t len,
void *d),
1326 const char *attr,
bool val);
1337 const char *attr,
long long val);
1348 const char *attr,
double val);
1379 struct iio_buffer *buffer,
void *dst,
size_t len);
1390 struct iio_buffer *buffer,
void *dst,
size_t len);
1401 struct iio_buffer *buffer,
const void *src,
size_t len);
1412 struct iio_buffer *buffer,
const void *src,
size_t len);
1466 size_t samples_count,
bool cyclic);
1525 size_t samples_count);
1604 ssize_t (*callback)(
const struct iio_channel *chn,
1605 void *src,
size_t bytes,
void *d),
void *data);
1643 HWMON_CHAN_TYPE_UNKNOWN = IIO_CHAN_TYPE_UNKNOWN,
1651 hwmon_channel_get_type(
const struct iio_channel *chn)
1661 static inline bool iio_device_is_hwmon(
const struct iio_device *dev)
1665 return id[0] ==
'h';
1740 void *dst,
const void *src);
1749 void *dst,
const void *src);
1765 const struct iio_device *dev,
unsigned int index);
1781 const struct iio_device *dev,
const char *name);
1807 const char *attr,
char *dst,
size_t len);
1820 int (*cb)(
struct iio_device *dev,
const char *attr,
1821 const char *value,
size_t len,
void *d),
1845 const char *attr,
const char *src);
1857 const char *attr,
const void *src,
size_t len);
1871 const char *attr,
void *buf,
size_t len,
void *d),
1883 const char *attr,
bool *val);
1894 const char *attr,
long long *val);
1905 const char *attr,
double *val);
1916 const char *attr,
bool val);
1927 const char *attr,
long long val);
1938 const char *attr,
double val);
1965 uint32_t address, uint32_t value);
1975 uint32_t address, uint32_t *value);
__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.
Definition: buffer.c:250
__api void iio_buffer_set_data(struct iio_buffer *buf, void *data)
Associate a pointer to an iio_buffer structure.
Definition: buffer.c:298
__api void iio_buffer_cancel(struct iio_buffer *buf)
Cancel all buffer operations.
Definition: buffer.c:313
__api __check_ret int iio_buffer_get_poll_fd(struct iio_buffer *buf)
Get a pollable file descriptor.
Definition: buffer.c:113
__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.
Definition: buffer.c:183
__api __check_ret __pure const struct iio_device * iio_buffer_get_device(const struct iio_buffer *buf)
Retrieve a pointer to the iio_device structure.
Definition: buffer.c:308
__api __check_ret ptrdiff_t iio_buffer_step(const struct iio_buffer *buf)
Get the step size between two samples of one channel.
Definition: buffer.c:288
__api void * iio_buffer_start(const struct iio_buffer *buf)
Get the start address of the buffer.
Definition: buffer.c:245
__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.
__api void * iio_buffer_end(const struct iio_buffer *buf)
Get the address that follows the last sample in a buffer.
Definition: buffer.c:293
__api void iio_buffer_destroy(struct iio_buffer *buf)
Destroy the given buffer.
Definition: buffer.c:104
__api void * iio_buffer_get_data(const struct iio_buffer *buf)
Retrieve a previously associated pointer of an iio_buffer structure.
Definition: buffer.c:303
__api __check_ret ssize_t iio_buffer_refill(struct iio_buffer *buf)
Fetch more samples from the hardware.
Definition: buffer.c:123
__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.
Definition: buffer.c:118
__api __check_ret ssize_t iio_buffer_push(struct iio_buffer *buf)
Send the samples to the hardware.
Definition: buffer.c:147
__api __check_ret struct iio_buffer * iio_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.
Definition: buffer.c:26
__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.
Definition: channel.c:318
__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.
Definition: channel.c:689
__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.
Definition: channel.c:361
__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.
Definition: channel.c:333
__api __check_ret __pure enum iio_chan_type iio_channel_get_type(const struct iio_channel *chn)
Get the type of the given channel.
Definition: channel.c:328
__api void iio_channel_enable(struct iio_channel *chn)
Enable the given channel.
Definition: channel.c:452
__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.
Definition: channel.c:387
__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.
Definition: channel.c:706
__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.
Definition: channel.c:658
__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.
Definition: channel.c:419
__api __check_ret __pure const char * iio_channel_get_name(const struct iio_channel *chn)
Retrieve the channel name (e.g. vccint)
Definition: channel.c:308
__api __check_ret __pure bool iio_channel_is_output(const struct iio_channel *chn)
Return True if the given channel is an output channel.
Definition: channel.c:313
__api __check_ret __pure enum iio_modifier iio_channel_get_modifier(const struct iio_channel *chn)
Get the modifier type of the given channel.
Definition: channel.c:323
__api void iio_channel_set_data(struct iio_channel *chn, void *data)
Associate a pointer to an iio_channel structure.
Definition: channel.c:425
__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.
Definition: channel.c:673
__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.
Definition: channel.c:642
__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.
Definition: channel.c:832
__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.
Definition: channel.c:718
__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.
Definition: channel.c:751
__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.
Definition: channel.c:762
__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.
Definition: channel.c:773
__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.
Definition: channel.c:729
__api void * iio_channel_get_data(const struct iio_channel *chn)
Retrieve a previously associated pointer of an iio_channel structure.
Definition: channel.c:430
__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.
Definition: channel.c:403
__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.
Definition: channel.c:627
__api void iio_channel_disable(struct iio_channel *chn)
Disable the given channel.
Definition: channel.c:458
__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.
Definition: channel.c:739
__api __check_ret bool iio_channel_is_enabled(const struct iio_channel *chn)
Returns True if the channel is enabled.
Definition: channel.c:446
__api __check_ret __pure const struct iio_device * iio_channel_get_device(const struct iio_channel *chn)
Retrieve a pointer to the iio_device structure.
Definition: channel.c:875
__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.
Definition: channel.c:338
__api __check_ret __pure const char * iio_channel_get_id(const struct iio_channel *chn)
Retrieve the channel ID (e.g. voltage0)
Definition: channel.c:303
__api __check_ret struct iio_context * iio_context_clone(const struct iio_context *ctx)
Duplicate a pre-existing IIO context.
Definition: context.c:384
__api __check_ret struct iio_context * iio_create_default_context(void)
Create a context from local or remote IIO devices.
Definition: context.c:415
__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.
Definition: context.c:355
__api __check_ret __pure struct iio_device * iio_context_get_device(const struct iio_context *ctx, unsigned int index)
Get the device present at the given index.
Definition: context.c:285
__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.
Definition: context.c:470
__api __check_ret __pure const char * iio_context_get_description(const struct iio_context *ctx)
Get a description of the given context.
Definition: context.c:250
__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.
Definition: context.c:483
__api void iio_context_destroy(struct iio_context *ctx)
Destroy the given context.
Definition: context.c:258
__api __check_ret __pure const char * iio_context_get_xml(const struct iio_context *ctx)
Obtain a XML representation of the given context.
Definition: context.c:240
__api __check_ret struct iio_context * iio_create_network_context(const char *host)
Create a context from the network.
Definition: context.c:438
__api __check_ret __pure unsigned int iio_context_get_attrs_count(const struct iio_context *ctx)
Get the number of context-specific attributes.
Definition: context.c:465
__api __check_ret struct iio_context * iio_create_xml_context(const char *xml_file)
Create a context from a XML file.
Definition: context.c:456
__api __check_ret __pure unsigned int iio_context_get_devices_count(const struct iio_context *ctx)
Enumerate the devices found in the given context.
Definition: context.c:280
__api __check_ret int iio_context_set_timeout(struct iio_context *ctx, unsigned int timeout_ms)
Set a timeout for I/O operations.
Definition: context.c:376
__api __check_ret struct iio_context * iio_create_xml_context_mem(const char *xml, size_t len)
Create a context from XML data in memory.
Definition: context.c:447
__api __check_ret __pure struct iio_device * iio_context_find_device(const struct iio_context *ctx, const char *name)
Try to find a device structure by its ID, label or name.
Definition: context.c:294
__api __check_ret struct iio_context * iio_create_local_context(void)
Create a context from local IIO devices (Linux only)
Definition: context.c:429
__api __check_ret struct iio_context * iio_create_context_from_uri(const char *uri)
Create a context from a URI description.
Definition: context.c:394
__api __check_ret __pure const char * iio_context_get_name(const struct iio_context *ctx)
Get the name of the given context.
Definition: context.c:245
__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.
Definition: device.c:708
__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.
Definition: device.c:795
__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.
Definition: device.c:652
__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.
__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.
Definition: device.c:719
__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.
Definition: device.c:228
__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.
Definition: device.c:731
__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.
Definition: device.c:743
__api __check_ret ssize_t iio_device_get_sample_size(const struct iio_device *dev)
Get the current sample size.
Definition: device.c:483
__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.
Definition: device.c:1036
__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.
Definition: device.c:808
__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.
Definition: device.c:756
__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.
Definition: device.c:642
__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.
Definition: device.c:668
__api __check_ret __cnst const struct iio_data_format * iio_channel_get_data_format(const struct iio_channel *chn)
Get a pointer to a channel's data format structure.
Definition: channel.c:440
__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.
Definition: device.c:696
__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.
Definition: device.c:662
__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.
Definition: channel.c:598
__api void iio_channel_convert(const struct iio_channel *chn, void *dst, const void *src)
Convert the sample from hardware format to host format.
Definition: channel.c:566
__api __check_ret __pure long iio_channel_get_index(const struct iio_channel *chn)
Get the index of the given channel.
Definition: channel.c:435
__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.
Definition: device.c:673
__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.
Definition: device.c:679
__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.
Definition: device.c:488
__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.
Definition: device.c:617
__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.
Definition: device.c:316
__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.
Definition: device.c:194
__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.
Definition: device.c:402
__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.
Definition: device.c:1044
__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.
Definition: device.c:629
__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.
Definition: device.c:528
__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.
Definition: device.c:594
__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.
Definition: device.c:222
__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.
__api __check_ret __pure struct iio_channel * iio_device_get_channel(const struct iio_device *dev, unsigned int index)
Get the channel present at the given index.
Definition: device.c:148
__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.
Definition: device.c:211
__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.
Definition: device.c:199
__api __check_ret __pure const char * iio_device_get_name(const struct iio_device *dev)
Retrieve the device name (e.g. xadc)
Definition: device.c:133
__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.
Definition: device.c:216
__api __check_ret __pure bool iio_device_is_trigger(const struct iio_device *dev)
Return True if the given device is a trigger.
Definition: device.c:368
__api void * iio_device_get_data(const struct iio_device *dev)
Retrieve a previously associated pointer of an iio_device structure.
Definition: device.c:363
__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.
Definition: device.c:352
__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.
Definition: device.c:380
__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.
Definition: device.c:582
__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.
Definition: device.c:505
__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.
Definition: device.c:342
__api __check_ret __pure const char * iio_device_get_id(const struct iio_device *dev)
Retrieve the device ID (e.g. iio:device0)
Definition: device.c:128
__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.
Definition: device.c:552
__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.
Definition: device.c:332
__api __check_ret __pure const char * iio_device_get_label(const struct iio_device *dev)
Retrieve the device label (e.g. lo_pll0_rx_adf4351)
Definition: device.c:138
__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.
Definition: device.c:326
__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.
__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.
Definition: device.c:517
__api void iio_device_set_data(struct iio_device *dev, void *data)
Associate a pointer to an iio_device structure.
Definition: device.c:358
__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.
Definition: device.c:605
__api __check_ret __pure const struct iio_context * iio_device_get_context(const struct iio_device *dev)
Retrieve a pointer to the iio_context structure.
Definition: device.c:1060
__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.
Definition: device.c:540
__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.
Definition: device.c:1052
__api __check_ret __pure unsigned int iio_device_get_channels_count(const struct iio_device *dev)
Enumerate the channels of the given device.
Definition: device.c:143
__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.
Definition: device.c:391
__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.
Definition: device.c:565
__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.
Definition: device.c:306
__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.
Definition: device.c:205
__api __check_ret __pure struct iio_channel * iio_device_find_channel(const struct iio_device *dev, const char *name, bool output)
Try to find a channel structure by its name of ID.
Definition: device.c:157
hwmon_chan_type
Hwmon channel type.
Definition: iio.h:1633
__api void iio_context_info_list_free(struct iio_context_info **info)
Free a context info list.
Definition: scan.c:103
__api __check_ret ssize_t iio_scan_context_get_info_list(struct iio_scan_context *ctx, struct iio_context_info ***info)
Enumerate available contexts.
Definition: scan.c:33
__api void iio_scan_context_destroy(struct iio_scan_context *ctx)
Destroy the given scan context.
Definition: scan.c:188
__api __check_ret __pure const char * iio_context_info_get_uri(const struct iio_context_info *info)
Get the URI of a discovered context.
Definition: scan.c:27
__api __check_ret __pure const char * iio_context_info_get_description(const struct iio_context_info *info)
Get a description of a discovered context.
Definition: scan.c:21
__api void iio_scan_block_destroy(struct iio_scan_block *blk)
Destroy the given scan block.
Definition: scan.c:238
__api struct iio_context_info * iio_scan_block_get_info(struct iio_scan_block *blk, unsigned int index)
Get the iio_context_info for a particular context.
Definition: scan.c:208
__api __check_ret struct iio_scan_context * iio_create_scan_context(const char *backend, unsigned int flags)
Create a scan context.
Definition: scan.c:139
__api struct iio_scan_block * iio_create_scan_block(const char *backend, unsigned int flags)
Create a scan block.
Definition: scan.c:218
__api ssize_t iio_scan_block_scan(struct iio_scan_block *blk)
Enumerate available contexts via scan block.
Definition: scan.c:200
__api __check_ret __cnst const char * iio_get_backend(unsigned int index)
Retrieve the name of a given backend.
Definition: backend.c:27
__api void iio_strerror(int err, char *dst, size_t len)
Get a string description of an error code.
Definition: utilities.c:204
__api __check_ret __cnst bool iio_has_backend(const char *backend)
Check if the specified backend is available.
Definition: backend.c:62
__api void iio_library_get_version(unsigned int *major, unsigned int *minor, char git_tag[8])
Get the version of the libiio library.
Definition: utilities.c:192
__api __check_ret __cnst unsigned int iio_get_backends_count(void)
Get the number of available backends.
Definition: backend.c:14
iio_event_type
IIO event type.
Definition: iio.h:208
iio_chan_type
IIO channel type.
Definition: iio.h:101
iio_event_direction
IIO event direction.
Definition: iio.h:225
iio_modifier
IIO channel modifier.
Definition: iio.h:147
An input or output buffer, used to read or write samples.
Represents an input or output channel of a device.
The information related to a discovered context.
Contains the representation of an IIO context.
Represents a device in the IIO context.