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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/zstd/tests/regression/method.h | |
parent | Initial commit. (diff) | |
download | ceph-upstream.tar.xz ceph-upstream.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/zstd/tests/regression/method.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/zstd/tests/regression/method.h b/src/zstd/tests/regression/method.h new file mode 100644 index 000000000..6884e5418 --- /dev/null +++ b/src/zstd/tests/regression/method.h @@ -0,0 +1,65 @@ +/* + * Copyright (c) 2016-2020, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under both the BSD-style license (found in the + * LICENSE file in the root directory of this source tree) and the GPLv2 (found + * in the COPYING file in the root directory of this source tree). + * You may select, at your option, one of the above-listed licenses. + */ + +#ifndef METHOD_H +#define METHOD_H + +#include <stddef.h> + +#include "data.h" +#include "config.h" +#include "result.h" + +/** + * The base class for state that methods keep. + * All derived method state classes must have a member of this type. + */ +typedef struct { + data_t const* data; +} method_state_t; + +/** + * A method that compresses the data using config. + */ +typedef struct { + char const* name; /**< The identifier for this method in the results. */ + /** + * Creates a state that must contain a member variable of method_state_t, + * and returns a pointer to that member variable. + * + * This method can be used to do expensive work that only depends on the + * data, like loading the data file into a buffer. + */ + method_state_t* (*create)(data_t const* data); + /** + * Compresses the data in the state using the given config. + * + * @param state A pointer to the state returned by create(). + * + * @returns The total compressed size on success, or an error code. + */ + result_t (*compress)(method_state_t* state, config_t const* config); + /** + * Frees the state. + */ + void (*destroy)(method_state_t* state); +} method_t; + +/** + * Set the zstd cli path. Must be called before any methods are used. + */ +void method_set_zstdcli(char const* zstdcli); + +/** + * A NULL-terminated list of methods. + */ +extern method_t const* const* methods; + +#endif |