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123 lines
3.9 KiB
C
123 lines
3.9 KiB
C
/**
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* @file infrared_brute_force.h
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* @brief Infrared signal brute-forcing library.
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*
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* The BruteForce library is used to send large quantities of signals,
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* sorted by a category. It is used to implement the Universal Remote
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* feature.
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*/
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include "infrared_error_code.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief InfraredBruteForce opaque type declaration.
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*/
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typedef struct InfraredBruteForce InfraredBruteForce;
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/**
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* @brief Create a new InfraredBruteForce instance.
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*
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* @returns pointer to the created instance.
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*/
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InfraredBruteForce* infrared_brute_force_alloc(void);
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/**
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* @brief Delete an InfraredBruteForce instance.
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*
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* @param[in,out] brute_force pointer to the instance to be deleted.
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*/
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void infrared_brute_force_free(InfraredBruteForce* brute_force);
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/**
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* @brief Set an InfraredBruteForce instance to use a signal database contained in a file.
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*
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* @param[in,out] brute_force pointer to the instance to be configured.
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* @param[in] db_filename pointer to a zero-terminated string containing a full path to the database file.
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*/
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void infrared_brute_force_set_db_filename(InfraredBruteForce* brute_force, const char* db_filename);
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/**
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* @brief Build a signal dictionary from a previously set database file.
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*
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* This function must be called each time after setting the database via
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* a infrared_brute_force_set_db_filename() call.
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*
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* @param[in,out] brute_force pointer to the instance to be updated.
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* @returns InfraredErrorCodeNone on success, otherwise error code.
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*/
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InfraredErrorCode infrared_brute_force_calculate_messages(InfraredBruteForce* brute_force);
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/**
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* @brief Start transmitting signals from a category stored in the dictionary.
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*
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* The function locates the category identified by @p index, reports the number of
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* records it contains via @p record_count, and prepares the brute-force instance
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* to transmit those signals. On failure @p record_count is set to zero.
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*
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* @param[in,out] brute_force pointer to the instance to be started.
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* @param[in] index index of the signal category in the dictionary.
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* @param[out] record_count pointer that receives the number of records in the category.
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* @returns true if the category is found and the backing database file is opened, false otherwise.
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*/
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bool infrared_brute_force_start(
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InfraredBruteForce* brute_force,
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uint32_t index,
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uint32_t* record_count);
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/**
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* @brief Determine whether the transmission was started.
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*
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* @param[in] brute_force pointer to the instance to be tested.
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* @returns true if transmission was started, false otherwise.
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*/
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bool infrared_brute_force_is_started(const InfraredBruteForce* brute_force);
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/**
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* @brief Stop transmitting the signals.
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*
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* @param[in] brute_force pointer to the instance to be stopped.
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*/
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void infrared_brute_force_stop(InfraredBruteForce* brute_force);
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/**
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* @brief Send an arbitrary signal from the chosen category.
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*
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* @param[in] brute_force pointer to the instance
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* @param signal_index the index of the signal within the category, must be
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* between 0 and `record_count` as told by
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* `infrared_brute_force_start`
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*
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* @returns true on success, false otherwise
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*/
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bool infrared_brute_force_send(InfraredBruteForce* brute_force, uint32_t signal_index);
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/**
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* @brief Add a signal category to an InfraredBruteForce instance's dictionary.
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*
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* @param[in,out] brute_force pointer to the instance to be updated.
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* @param[in] index index of the category to be added.
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* @param[in] name name of the category to be added.
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*/
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void infrared_brute_force_add_record(
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InfraredBruteForce* brute_force,
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uint32_t index,
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const char* name);
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/**
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* @brief Reset an InfraredBruteForce instance.
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*
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* @param[in,out] brute_force pointer to the instance to be reset.
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*/
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void infrared_brute_force_reset(InfraredBruteForce* brute_force);
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#ifdef __cplusplus
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}
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#endif
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