knet_bus_s Struct Reference
Data Fields | |
| int(* | exit )(struct knet_bus_s *bus) |
| struct knet_dev_s *(* | open )(struct knet_bus_s *bus, knet_ext_t ext, knet_mod_t mod, const char *name, int argc, char *argv[]) |
| void(* | close )(struct knet_bus_s *bus, struct knet_dev_s *device) |
| int(* | transfer )(struct knet_bus_s *bus, struct knet_dev_s *device, const char *write_buf, unsigned int write_len, char *read_buf, unsigned read_len) |
| int(* | read )(struct knet_bus_s *bus, struct knet_dev_s *device, char *buf, unsigned int len) |
| int(* | write )(struct knet_bus_s *bus, struct knet_dev_s *device, const char *buf, unsigned int len) |
| struct knet_dev_s * | devices |
| pthread_mutex_t | lock |
| knet_bus_info_t | bus_info |
| int | usage_counter |
Detailed Description
Definition at line 57 of file knet.h.
Field Documentation
| int(* knet_bus_s::exit)(struct knet_bus_s *bus) |
cleanup the private data in the bus structure [OPTIONAL]
Referenced by knet_exit(), knet_i2c_init(), and knet_rs232_init().
struct knet_dev_s*(* knet_bus_s::open)(struct knet_bus_s *bus, knet_ext_t ext, knet_mod_t mod, const char *name, int argc, char *argv[]) [read] |
open a device on this bus [MANDATORY]
Referenced by knet_i2c_init(), knet_open(), and knet_rs232_init().
| void(* knet_bus_s::close)(struct knet_bus_s *bus, struct knet_dev_s *device) |
close a device [OPTIONAL]
Referenced by knet_close(), knet_i2c_init(), and knet_rs232_init().
| int(* knet_bus_s::transfer)(struct knet_bus_s *bus, struct knet_dev_s *device, const char *write_buf, unsigned int write_len, char *read_buf, unsigned read_len) |
device transfer (write + read ) data [OPTIONAL]
Referenced by knet_i2c_init(), knet_lltransfer(), and knet_rs232_init().
| int(* knet_bus_s::read)(struct knet_bus_s *bus, struct knet_dev_s *device, char *buf, unsigned int len) |
device read data [MANDATORY]
Referenced by knet_i2c_init(), knet_llread(), knet_lltransfer(), and knet_rs232_init().
| int(* knet_bus_s::write)(struct knet_bus_s *bus, struct knet_dev_s *device, const char *buf, unsigned int len) |
device write data [MANDATORY]
Referenced by knet_i2c_init(), knet_lltransfer(), knet_llwrite(), and knet_rs232_init().
struct knet_dev_s* knet_bus_s::devices [read] |
A pointer to the head to the device list for this bus
Definition at line 92 of file knet.h.
Referenced by knet_bus_find_device(), knet_bus_find_device_by_name(), knet_device_create(), knet_device_destroy(), and knet_exit().
| pthread_mutex_t knet_bus_s::lock |
This lock is used to be thread safe when accessing a bus
Definition at line 95 of file knet.h.
Referenced by knet_close(), knet_device_destroy(), knet_i2c_scan_callback(), knet_init(), knet_llread(), knet_lltransfer(), knet_llwrite(), knet_open(), and knet_set_order().
This member is dedicated to the lower communication layer
Definition at line 98 of file knet.h.
Referenced by knet_i2c_exit(), knet_i2c_init(), knet_i2c_open(), knet_i2c_read(), knet_i2c_transfer(), and knet_i2c_write().
The documentation for this struct was generated from the following file:
