Mercurial > dovecot > core-2.2

annotate src/lib-compression/compression.h @ 22628:8623737c0129

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author Timo Sirainen <timo.sirainen@dovecot.fi>
date Thu, 26 Oct 2017 14:07:56 +0300
parents 378ba560ea9f
children
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14739
378ba560ea9f Moved zlib/bzlib code to lib-compression library.
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1 #ifndef COMPRESSION_H
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2 #define COMPRESSION_H
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3
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4 struct compression_handler {
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5 const char *name;
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6 const char *ext;
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7 bool (*is_compressed)(struct istream *input);
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8 struct istream *(*create_istream)(struct istream *input,
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9 bool log_errors);
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10 struct ostream *(*create_ostream)(struct ostream *output, int level);
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11 };
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12
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13 extern const struct compression_handler compression_handlers[];
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14
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15 /* Lookup handler by its name (gz, bz2) */
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16 const struct compression_handler *compression_lookup_handler(const char *name);
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17 /* Detect handler by looking at the first few bytes of the input stream. */
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18 const struct compression_handler *
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19 compression_detect_handler(struct istream *input);
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20 /* Lookup handler based on filename extension in the path */
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21 const struct compression_handler *
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22 compression_lookup_handler_from_ext(const char *path);
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23
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24 #endif