Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/istream-data.c @ 3239:904a268921af HEAD

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Added seekable variable to struct istream.
author Timo Sirainen <tss@iki.fi>
date Mon, 28 Mar 2005 16:06:43 +0300
parents 8e9d8cb1e674
children b79853b4b005
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9df02b1533b3 Removed most of the license comments from src/lib/*.c. It's just fine to
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1 /* Copyright (c) 2002-2003 Timo Sirainen */
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2
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3 #include "lib.h"
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4 #include "istream-internal.h"
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6 static void _close(struct _iostream *stream __attr_unused__)
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7 {
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8 }
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9
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10 static void _destroy(struct _iostream *stream __attr_unused__)
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11 {
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12 }
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13
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14 static void _set_max_buffer_size(struct _iostream *stream __attr_unused__,
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15 size_t max_size __attr_unused__)
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16 {
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17 }
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18
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19 static ssize_t _read(struct _istream *stream __attr_unused__)
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20 {
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21 stream->istream.eof = TRUE;
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22 return -1;
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23 }
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24
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25 static void _seek(struct _istream *stream, uoff_t v_offset)
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26 {
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27 stream->skip = v_offset;
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28 stream->istream.v_offset = v_offset;
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29 }
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30
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31 static uoff_t _get_size(struct _istream *stream)
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32 {
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33 return stream->pos;
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34 }
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35
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36 struct istream *i_stream_create_from_data(pool_t pool, const void *data,
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37 size_t size)
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38 {
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39 struct _istream *stream;
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40
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41 stream = p_new(pool, struct _istream, 1);
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42 stream->buffer = data;
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43 stream->pos = size;
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44
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45 stream->iostream.close = _close;
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46 stream->iostream.destroy = _destroy;
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47 stream->iostream.set_max_buffer_size = _set_max_buffer_size;
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48
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49 stream->read = _read;
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50 stream->seek = _seek;
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51 stream->get_size = _get_size;
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52
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53 stream->istream.seekable = TRUE;
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54 return _i_stream_create(stream, pool, -1, 0);
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55 }