Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/istream-data.c @ 2421:d141e1bfdd63 HEAD

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We never do blocking reads/writes to network anymore. Changed imap and pop3 processes to use a single I/O loop. Not much tested yet, and currently LIST/LSUB may eat too much memory and APPEND eats all CPU.
author Timo Sirainen <tss@iki.fi>
date Sun, 15 Aug 2004 06:40:30 +0300
parents 79790750c349
children 8e9d8cb1e674
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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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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 return -1;
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22 }
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24 static void _seek(struct _istream *stream, uoff_t v_offset)
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25 {
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26 stream->skip = v_offset;
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27 stream->istream.v_offset = v_offset;
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28 }
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29
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30 static uoff_t _get_size(struct _istream *stream)
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31 {
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32 return stream->pos;
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33 }
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35 struct istream *i_stream_create_from_data(pool_t pool, const void *data,
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36 size_t size)
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37 {
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38 struct _istream *stream;
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39
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40 stream = p_new(pool, struct _istream, 1);
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41 stream->buffer = data;
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42 stream->pos = size;
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43
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44 stream->iostream.close = _close;
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45 stream->iostream.destroy = _destroy;
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46 stream->iostream.set_max_buffer_size = _set_max_buffer_size;
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47
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48 stream->read = _read;
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49 stream->seek = _seek;
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50 stream->get_size = _get_size;
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51
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52 return _i_stream_create(stream, pool, -1, 0);
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53 }