83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/* ----------------------------------------------------------------------- *
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*
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* Copyright 2002-2009 H. Peter Anvin - All Rights Reserved
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* Copyright 2009 Intel Corporation; author: H. Peter Anvin
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall
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* be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* ----------------------------------------------------------------------- */
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/*
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* pmapi.h
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*
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* Definitions for the Syslinux 4 protected-mode ABI
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*/
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#ifndef _SYSLINUX_PMAPI_H
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#define _SYSLINUX_PMAPI_H
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#include <stddef.h>
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#include <inttypes.h>
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/*
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* Note: add new members to this structure only at the end.
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* The position of elements in this structure is an ABI.
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*/
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struct _DIR_;
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struct dirent;
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struct com32_filedata {
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size_t size; /* File size */
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int blocklg2; /* log2(block size) */
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uint16_t handle; /* File handle */
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};
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struct com32_pmapi {
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size_t __pmapi_size;
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void *(*lmalloc)(size_t);
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void (*lfree)(void *);
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int (*open_file)(const char *, int, struct com32_filedata *);
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size_t (*read_file)(uint16_t *, void *, size_t);
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void (*close_file)(uint16_t);
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struct _DIR_ *(*opendir)(const char *);
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struct dirent *(*readdir)(struct _DIR_ *);
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int (*closedir)(struct _DIR_ *);
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void (*idle)(void);
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void (*reset_idle)(void);
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int (*chdir)(const char *);
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char *(*getcwd)(char *, size_t);
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/* Should be "const volatile", but gcc miscompiles that sometimes */
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volatile uint32_t *jiffies;
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volatile uint32_t *ms_timer;
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const int sysappend_count;
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const char * const *sysappend_strings;
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};
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#endif /* _SYSLINUX_PMAPI_H */
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