mirror of https://gitee.com/openkylin/linux.git
32 lines
897 B
C
32 lines
897 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Line 6 Linux USB driver
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*
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* Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
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*/
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#ifndef MIDIBUF_H
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#define MIDIBUF_H
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struct midi_buffer {
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unsigned char *buf;
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int size;
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int split;
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int pos_read, pos_write;
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int full;
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int command_prev;
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};
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extern int line6_midibuf_bytes_used(struct midi_buffer *mb);
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extern int line6_midibuf_bytes_free(struct midi_buffer *mb);
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extern void line6_midibuf_destroy(struct midi_buffer *mb);
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extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
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extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
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extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
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int length);
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extern void line6_midibuf_reset(struct midi_buffer *mb);
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extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
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int length);
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#endif
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