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74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/* File-I/O functions for GDB, the GNU debugger.
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Copyright (C) 2003-2018 Free Software Foundation, Inc.
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This file is part of GDB.
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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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#ifndef FILEIO_H
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#define FILEIO_H
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#include "gdb/fileio.h"
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#include <sys/stat.h>
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/* Convert a host-format errno value to a File-I/O error number. */
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extern int host_to_fileio_error (int error);
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/* Convert File-I/O open flags FFLAGS to host format, storing
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the result in *FLAGS. Return 0 on success, -1 on error. */
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extern int fileio_to_host_openflags (int fflags, int *flags);
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/* Convert File-I/O mode FMODE to host format, storing
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the result in *MODE. Return 0 on success, -1 on error. */
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extern int fileio_to_host_mode (int fmode, mode_t *mode);
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/* Pack a host-format integer into a byte buffer in big-endian
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format. BYTES specifies the size of the integer to pack in
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bytes. */
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static inline void
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host_to_bigendian (LONGEST num, char *buf, int bytes)
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{
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int i;
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for (i = 0; i < bytes; ++i)
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buf[i] = (num >> (8 * (bytes - i - 1))) & 0xff;
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}
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/* Pack a host-format integer into an fio_uint_t. */
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static inline void
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host_to_fileio_uint (long num, fio_uint_t fnum)
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{
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host_to_bigendian ((LONGEST) num, (char *) fnum, 4);
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}
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/* Pack a host-format time_t into an fio_time_t. */
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static inline void
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host_to_fileio_time (time_t num, fio_time_t fnum)
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{
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host_to_bigendian ((LONGEST) num, (char *) fnum, 4);
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}
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/* Pack a host-format struct stat into a struct fio_stat. */
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extern void host_to_fileio_stat (struct stat *st, struct fio_stat *fst);
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#endif /* FILEIO_H */
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