55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* $NetBSD: mdesc.h,v 1.3 2015/03/22 19:33:21 palle Exp $ */
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/* $OpenBSD: mdesc.h,v 1.3 2014/11/30 22:26:14 kettenis Exp $ */
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/*
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* Copyright (c) 2009 Mark Kettenis
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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struct md_header {
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uint32_t transport_version;
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uint32_t node_blk_sz;
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uint32_t name_blk_sz;
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uint32_t data_blk_sz;
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};
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struct md_element {
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uint8_t tag;
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uint8_t name_len;
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uint16_t _reserved_field;
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uint32_t name_offset;
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union {
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struct {
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uint32_t data_len;
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uint32_t data_offset;
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} y;
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uint64_t val;
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} d;
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};
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#ifdef _KERNEL
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extern vaddr_t mdesc;
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extern size_t mdesc_len;
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void mdesc_init(void);
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uint64_t mdesc_get_prop_val(int, const char *);
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const char *mdesc_get_prop_str(int, const char *);
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const char *mdesc_get_prop_data(int, const char *, size_t *);
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int mdesc_find(const char *, uint64_t);
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int mdesc_find_child(int, const char *, uint64_t);
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int mdesc_find_node(const char *);
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int mdesc_find_node_by_idx(int, const char *);
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int mdesc_next_node(int);
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const char *mdesc_name_by_idx(int);
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#endif
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