mirror of
https://github.com/DarkFlippers/unleashed-firmware
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acc39a4bc0
* Api Symbols: replace asserts with checks * Api Symbols: replace asserts with checks part 2 * Update no args function signatures with void, to help compiler to track incorrect usage * More unavoidable void * Update PVS config and code to make it happy * Format sources * nfc: fix checks * dead code cleanup & include fixes Co-authored-by: gornekich <n.gorbadey@gmail.com> Co-authored-by: hedger <hedger@users.noreply.github.com> Co-authored-by: hedger <hedger@nanode.su>
56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
#include "encoder.h"
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#include "math.h"
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#include <core/check.h>
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#define TAG "SubGhzBlockEncoder"
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void subghz_protocol_blocks_set_bit_array(
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bool bit_value,
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uint8_t data_array[],
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size_t set_index_bit,
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size_t max_size_array) {
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furi_check(set_index_bit < max_size_array * 8);
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bit_write(data_array[set_index_bit >> 3], 7 - (set_index_bit & 0x7), bit_value);
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}
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bool subghz_protocol_blocks_get_bit_array(uint8_t data_array[], size_t read_index_bit) {
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return bit_read(data_array[read_index_bit >> 3], 7 - (read_index_bit & 0x7));
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}
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size_t subghz_protocol_blocks_get_upload_from_bit_array(
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uint8_t data_array[],
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size_t count_bit_data_array,
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LevelDuration* upload,
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size_t max_size_upload,
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uint32_t duration_bit,
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SubGhzProtocolBlockAlignBit align_bit) {
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size_t bias_bit = 0;
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size_t size_upload = 0;
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uint32_t duration = duration_bit;
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if(align_bit == SubGhzProtocolBlockAlignBitRight) {
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if(count_bit_data_array & 0x7) {
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bias_bit = 8 - (count_bit_data_array & 0x7);
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}
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}
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size_t index_bit = bias_bit;
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bool last_bit = subghz_protocol_blocks_get_bit_array(data_array, index_bit++);
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for(size_t i = 1 + bias_bit; i < count_bit_data_array + bias_bit; i++) {
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if(last_bit == subghz_protocol_blocks_get_bit_array(data_array, index_bit)) {
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duration += duration_bit;
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} else {
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if(size_upload > max_size_upload) {
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furi_crash("SubGhz: Encoder buffer overflow");
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}
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upload[size_upload++] = level_duration_make(
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subghz_protocol_blocks_get_bit_array(data_array, index_bit - 1), duration);
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last_bit = !last_bit;
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duration = duration_bit;
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}
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index_bit++;
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}
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upload[size_upload++] = level_duration_make(
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subghz_protocol_blocks_get_bit_array(data_array, index_bit - 1), duration);
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return size_upload;
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}
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