37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
/*
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UnishoxStrings.c - support library for compressed strings in Flash
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Copyright (C) 2021 Theo Arends and Stephan Hadinger
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "UnishoxStrings.h"
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#include <pgmspace.h>
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extern int32_t DecompressNoAlloc(const char * compressed, size_t uncompressed_size, String & content);
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//
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// If first byte is NULL, then the string is compressed
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//
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UnishoxStrings::UnishoxStrings(const char *k_msg) {
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if (pgm_read_byte(k_msg) == 0) {
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size_t len = pgm_read_byte(k_msg + 1) * 16;
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DecompressNoAlloc(k_msg + 2, len, _decompressed);
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_msg = _decompressed.c_str();
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} else {
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_msg = k_msg;
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}
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}
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