LIRC libraries
Linux Infrared Remote Control
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irrecord.c File Reference

Implements irrecord.h. More...

#include <stdint.h>
#include <unistd.h>
#include <poll.h>
#include "lirc_private.h"
#include "irrecord.h"

Go to the source code of this file.

Functions

void btn_state_set_message (struct button_state *state, const char *fmt,...)
 snprintf-style message formatting into state->message.
 
int availabledata (void)
 Return 1 if there is available after running poll(2), else 0.
 
void flushhw (void)
 Clear the driver input buffers.
 
int resethw (int started_as_root)
 Reset the hardware.
 
void gap_state_init (struct gap_state *state)
 Initiate a pristine gap_state.
 
void lengths_state_init (struct lengths_state *state)
 Initiate a pristine lengths_state.
 
void toggle_state_init (struct toggle_state *state)
 Initiate a pristine toggle_state.
 
void button_state_init (struct button_state *state, int started_as_root)
 Initiate a pristine button_state.
 
void get_pre_data (struct ir_remote *remote)
 Test hook: Extract remote->pre_data from remote->bits.
 
void get_post_data (struct ir_remote *remote)
 Test hook: Extract remote->post_data and post_data_bits from bits.
 
void remove_pre_data (struct ir_remote *remote)
 Test hook: Move remote->pre_data into remote->bits.
 
void remove_post_data (struct ir_remote *remote)
 Test hook: Move remote->post_data into remote->bits.
 
void invert_data (struct ir_remote *remote)
 Test hook: Invert all data items in remote.
 
void remove_trail (struct ir_remote *remote)
 Test hook: Move remote->trail into remote->bits.
 
void for_each_remote (struct ir_remote *remotes, remote_func func)
 Unconditionally apply func(remote) for all items in remotes list.
 
void unlink_length (struct lengths **first, struct lengths *remove)
 
int add_length (struct lengths **first, lirc_t length)
 
void free_lengths (struct lengths **firstp)
 
void free_all_lengths (void)
 Free heap data allocated by get_lengths().
 
int get_trail_length (struct ir_remote *remote, int interactive)
 
int get_lead_length (struct ir_remote *remote, int interactive)
 
int get_header_length (struct ir_remote *remote, int interactive)
 
int get_repeat_length (struct ir_remote *remote, int interactive)
 
void get_scheme (struct ir_remote *remote, int interactive)
 
int get_data_length (struct ir_remote *remote, int interactive)
 
enum get_gap_status get_gap_length (struct gap_state *state, struct ir_remote *remote)
 Try to find out gap length, returning gap_status.
 
int needs_toggle_mask (struct ir_remote *remote)
 Return true if a given remote needs to compute toggle_mask.
 
enum lengths_status get_lengths (struct lengths_state *state, struct ir_remote *remote, int force, int interactive)
 Try to find out pre/post etc.
 
enum toggle_status get_toggle_bit_mask (struct toggle_state *state, struct ir_remote *remote)
 Try to find out toggle_bit_mask, returning toggle_status.
 
int analyse_get_lengths (struct lengths_state *lengths_state)
 analyse non-interactive get_lengths, returns boolean ok/fail.
 
int analyse_remote (struct ir_remote *raw_data, const struct opts *opts)
 Implement the analyse task, return 1 for ok, 0 for errors.
 
int do_analyse (const struct opts *opts, struct main_state *state)
 The –analyse wrapper.
 
ssize_t raw_read (void *buffer, size_t size, unsigned int timeout_us)
 Absolute error tolerance (us).
 
enum button_status record_buttons (struct button_state *btn_state, enum button_status last_status, struct main_state *state, const struct opts *opts)
 Try to record one button, returning button_status.
 
void config_file_setup (struct main_state *state, const struct opts *opts)
 Write the provisionary config file.
 
int config_file_finish (struct main_state *state, const struct opts *opts)
 Write the final config file.
 

Variables

struct ir_remote remote
 
unsigned int eps = 30
 Shared list of remotes.
 
lirc_t aeps = 100
 Error tolerance in per cent.
 

Detailed Description

Implements irrecord.h.

Definition in file irrecord.c.

Macro Definition Documentation

◆ _GNU_SOURCE

#define _GNU_SOURCE

Definition at line 16 of file irrecord.c.

Function Documentation

◆ add_length()

int add_length ( struct lengths ** first,
lirc_t length )

Definition at line 617 of file irrecord.c.

◆ analyse_get_lengths()

int analyse_get_lengths ( struct lengths_state * lengths_state)

analyse non-interactive get_lengths, returns boolean ok/fail.

Definition at line 1627 of file irrecord.c.

◆ analyse_remote()

int analyse_remote ( struct ir_remote * raw_data,
const struct opts * opts )

Implement the analyse task, return 1 for ok, 0 for errors.

Definition at line 1667 of file irrecord.c.

◆ availabledata()

int availabledata ( void )

Return 1 if there is available after running poll(2), else 0.

Definition at line 118 of file irrecord.c.

◆ btn_state_set_message()

void btn_state_set_message ( struct button_state * state,
const char * fmt,
... )

snprintf-style message formatting into state->message.

sprintf-style message formatting into state->message.

Definition at line 97 of file irrecord.c.

◆ button_state_init()

void button_state_init ( struct button_state * state,
int started_as_root )

Initiate a pristine button_state.

Definition at line 219 of file irrecord.c.

◆ config_file_finish()

int config_file_finish ( struct main_state * state,
const struct opts * opts )

Write the final config file.

Definition at line 2106 of file irrecord.c.

◆ config_file_setup()

void config_file_setup ( struct main_state * state,
const struct opts * opts )

Write the provisionary config file.

Definition at line 2089 of file irrecord.c.

◆ do_analyse()

int do_analyse ( const struct opts * opts,
struct main_state * state )

The –analyse wrapper.

The –analyse wrapper, returns boolean ok/fail.

Definition at line 1776 of file irrecord.c.

◆ flushhw()

void flushhw ( void )

Clear the driver input buffers.

Definition at line 139 of file irrecord.c.

◆ for_each_remote()

void for_each_remote ( struct ir_remote * remotes,
remote_func func )

Unconditionally apply func(remote) for all items in remotes list.

Definition at line 491 of file irrecord.c.

◆ free_all_lengths()

void free_all_lengths ( void )

Free heap data allocated by get_lengths().

Definition at line 664 of file irrecord.c.

◆ free_lengths()

void free_lengths ( struct lengths ** firstp)

Definition at line 647 of file irrecord.c.

◆ gap_state_init()

void gap_state_init ( struct gap_state * state)

Initiate a pristine gap_state.

Definition at line 189 of file irrecord.c.

◆ get_data_length()

int get_data_length ( struct ir_remote * remote,
int interactive )

Definition at line 1028 of file irrecord.c.

◆ get_gap_length()

enum get_gap_status get_gap_length ( struct gap_state * state,
struct ir_remote * remote )

Try to find out gap length, returning gap_status.

Definition at line 1207 of file irrecord.c.

◆ get_header_length()

int get_header_length ( struct ir_remote * remote,
int interactive )

Definition at line 845 of file irrecord.c.

◆ get_lead_length()

int get_lead_length ( struct ir_remote * remote,
int interactive )

Definition at line 795 of file irrecord.c.

◆ get_lengths()

enum lengths_status get_lengths ( struct lengths_state * state,
struct ir_remote * remote,
int force,
int interactive )

Try to find out pre/post etc.

lengths, returning lengths_status.

Definition at line 1387 of file irrecord.c.

◆ get_post_data()

void get_post_data ( struct ir_remote * remote)

Test hook: Extract remote->post_data and post_data_bits from bits.

Definition at line 327 of file irrecord.c.

◆ get_pre_data()

void get_pre_data ( struct ir_remote * remote)

Test hook: Extract remote->pre_data from remote->bits.

Definition at line 269 of file irrecord.c.

◆ get_repeat_length()

int get_repeat_length ( struct ir_remote * remote,
int interactive )

Definition at line 892 of file irrecord.c.

◆ get_scheme()

void get_scheme ( struct ir_remote * remote,
int interactive )

Definition at line 958 of file irrecord.c.

◆ get_toggle_bit_mask()

enum toggle_status get_toggle_bit_mask ( struct toggle_state * state,
struct ir_remote * remote )

Try to find out toggle_bit_mask, returning toggle_status.

Definition at line 1545 of file irrecord.c.

◆ get_trail_length()

int get_trail_length ( struct ir_remote * remote,
int interactive )

Definition at line 771 of file irrecord.c.

◆ invert_data()

void invert_data ( struct ir_remote * remote)

Test hook: Invert all data items in remote.

Definition at line 424 of file irrecord.c.

◆ lengths_state_init()

void lengths_state_init ( struct lengths_state * state)

Initiate a pristine lengths_state.

Definition at line 195 of file irrecord.c.

◆ needs_toggle_mask()

int needs_toggle_mask ( struct ir_remote * remote)

Return true if a given remote needs to compute toggle_mask.

Definition at line 1249 of file irrecord.c.

◆ raw_read()

ssize_t raw_read ( void * buffer,
size_t size,
unsigned int timeout_us )

Absolute error tolerance (us).

Try to read some bytes from the device, no decoding whatsoever.

Definition at line 1804 of file irrecord.c.

◆ record_buttons()

enum button_status record_buttons ( struct button_state * btn_state,
enum button_status last_status,
struct main_state * state,
const struct opts * opts )

Try to record one button, returning button_status.

Definition at line 1835 of file irrecord.c.

◆ remove_post_data()

void remove_post_data ( struct ir_remote * remote)

Test hook: Move remote->post_data into remote->bits.

Definition at line 403 of file irrecord.c.

◆ remove_pre_data()

void remove_pre_data ( struct ir_remote * remote)

Test hook: Move remote->pre_data into remote->bits.

Definition at line 383 of file irrecord.c.

◆ remove_trail()

void remove_trail ( struct ir_remote * remote)

Test hook: Move remote->trail into remote->bits.

Definition at line 463 of file irrecord.c.

◆ resethw()

int resethw ( int started_as_root)

Reset the hardware.

Return 1 on OK, else 0 and possibly closes driver.

Definition at line 161 of file irrecord.c.

◆ toggle_state_init()

void toggle_state_init ( struct toggle_state * state)

Initiate a pristine toggle_state.

Definition at line 211 of file irrecord.c.

◆ unlink_length()

void unlink_length ( struct lengths ** first,
struct lengths * remove )

Definition at line 592 of file irrecord.c.

Variable Documentation

◆ aeps

lirc_t aeps = 100

Error tolerance in per cent.

Definition at line 63 of file irrecord.c.

◆ eps

unsigned int eps = 30

Shared list of remotes.

Definition at line 62 of file irrecord.c.

◆ remote

struct ir_remote remote

Definition at line 61 of file irrecord.c.