51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* avr-huffman-decode.h */
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/*
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This file is part of the AVR-Huffman.
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Copyright (C) 2009 Daniel Otte (daniel.otte@rub.de)
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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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#ifndef AVR_HUFFMAN_DECODE_H_
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#define AVR_HUFFMAN_DECODE_H_
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#include <stdint.h>
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#define HUFFMAN_USE_ADDR_16 1
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typedef struct {
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void* tree;
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uint8_t rbuffer;
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uint8_t rbuffer_index;
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#if HUFFMAN_USE_ADDR_16
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uint16_t(*read_byte)(uint16_t addr);
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uint16_t addr;
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#else
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uint16_t(*read_byte)(uint32_t addr);
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uint32_t addr;
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#endif
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} huffman_dec_ctx_t;
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#if HUFFMAN_USE_ADDR_16
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void huffman_dec_init(huffman_dec_ctx_t* ctx, uint16_t(*rb_func)(uint16_t));
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void huffman_dec_set_addr(huffman_dec_ctx_t* ctx,uint16_t addr);
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#else
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void huffman_dec_init(huffman_dec_ctx_t* ctx, uint16_t(*rb_func)(uint32_t));
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void huffman_dec_set_addr(huffman_dec_ctx_t* ctx,uint32_t addr);
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#endif
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uint16_t huffman_dec_byte(huffman_dec_ctx_t* ctx);
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#endif /* AVR_HUFFMAN_DECODE_H_ */
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