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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
commit19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch)
tree42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/zstd/tests/regression/result.h
parentInitial commit. (diff)
downloadceph-upstream/16.2.11+ds.tar.xz
ceph-upstream/16.2.11+ds.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 'src/zstd/tests/regression/result.h')
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1 files changed, 103 insertions, 0 deletions
diff --git a/src/zstd/tests/regression/result.h b/src/zstd/tests/regression/result.h
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+/*
+ * 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 RESULT_H
+#define RESULT_H
+
+#include <stddef.h>
+
+/**
+ * The error type enum.
+ */
+typedef enum {
+ result_error_ok, /**< No error. */
+ result_error_skip, /**< This method was skipped. */
+ result_error_system_error, /**< Some internal error happened. */
+ result_error_compression_error, /**< Compression failed. */
+ result_error_decompression_error, /**< Decompression failed. */
+ result_error_round_trip_error, /**< Data failed to round trip. */
+} result_error_t;
+
+/**
+ * The success type.
+ */
+typedef struct {
+ size_t total_size; /**< The total compressed size. */
+} result_data_t;
+
+/**
+ * The result type.
+ * Do not access the member variables directory, use the helper functions.
+ */
+typedef struct {
+ result_error_t internal_error;
+ result_data_t internal_data;
+} result_t;
+
+/**
+ * Create a result of the error type.
+ */
+static result_t result_error(result_error_t error);
+/**
+ * Create a result of the success type.
+ */
+static result_t result_data(result_data_t data);
+
+/**
+ * Check if the result is an error or skip.
+ */
+static int result_is_error(result_t result);
+/**
+ * Check if the result error is skip.
+ */
+static int result_is_skip(result_t result);
+/**
+ * Get the result error or okay.
+ */
+static result_error_t result_get_error(result_t result);
+/**
+ * Get the result data. The result MUST be checked with result_is_error() first.
+ */
+static result_data_t result_get_data(result_t result);
+
+static result_t result_error(result_error_t error) {
+ result_t result = {
+ .internal_error = error,
+ };
+ return result;
+}
+
+static result_t result_data(result_data_t data) {
+ result_t result = {
+ .internal_error = result_error_ok,
+ .internal_data = data,
+ };
+ return result;
+}
+
+static int result_is_error(result_t result) {
+ return result_get_error(result) != result_error_ok;
+}
+
+static int result_is_skip(result_t result) {
+ return result_get_error(result) == result_error_skip;
+}
+
+static result_error_t result_get_error(result_t result) {
+ return result.internal_error;
+}
+
+char const* result_get_error_string(result_t result);
+
+static result_data_t result_get_data(result_t result) {
+ return result.internal_data;
+}
+
+#endif