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61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
/* assuan-buffer.c - Wraps the read and write functions.
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* Copyright (C) 2002 Free Software Foundation, Inc.
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*
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* This file is part of Assuan.
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*
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* Assuan is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* Assuan is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#include <sys/types.h>
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#include <unistd.h>
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extern ssize_t pth_read (int fd, void *buffer, size_t size);
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extern ssize_t pth_write (int fd, const void *buffer, size_t size);
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#pragma weak pth_read
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#pragma weak pth_write
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ssize_t
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_assuan_read (int fd, void *buffer, size_t size)
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{
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static ssize_t (*reader) (int, void *, size_t);
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if (! reader)
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{
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if (pth_read)
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reader = pth_read;
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else
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reader = read;
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}
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return reader (fd, buffer, size);
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}
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ssize_t
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_assuan_write (int fd, const void *buffer, size_t size)
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{
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static ssize_t (*writer) (int, const void *, size_t);
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if (! writer)
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{
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if (pth_write)
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writer = pth_write;
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else
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writer = write;
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}
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return writer (fd, buffer, size);
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}
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