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Diffstat (limited to 'qpid/cpp/src/qpid/legacystore/jrnl/enums.h')
-rw-r--r-- | qpid/cpp/src/qpid/legacystore/jrnl/enums.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/legacystore/jrnl/enums.h b/qpid/cpp/src/qpid/legacystore/jrnl/enums.h new file mode 100644 index 0000000000..169a13fa4d --- /dev/null +++ b/qpid/cpp/src/qpid/legacystore/jrnl/enums.h @@ -0,0 +1,108 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ + +/** + * \file enums.h + * + * Qpid asynchronous store plugin library + * + * File containing definitions for namespace mrg::journal enums. + * + * \author Kim van der Riet + */ + +#ifndef QPID_LEGACYSTORE_JRNL_ENUMS_H +#define QPID_LEGACYSTORE_JRNL_ENUMS_H + +namespace mrg +{ +namespace journal +{ + + // TODO: Change this to flags, as multiple of these conditions may exist simultaneously + /** + * \brief Enumeration of possilbe return states from journal read and write operations. + */ + enum _iores + { + RHM_IORES_SUCCESS = 0, ///< Success: IO operation completed noramlly. + RHM_IORES_PAGE_AIOWAIT, ///< IO operation suspended - next page is waiting for AIO. + RHM_IORES_FILE_AIOWAIT, ///< IO operation suspended - next file is waiting for AIO. + RHM_IORES_EMPTY, ///< During read operations, nothing further is available to read. + RHM_IORES_RCINVALID, ///< Read page cache is invalid (ie obsolete or uninitialized) + RHM_IORES_ENQCAPTHRESH, ///< Enqueue capacity threshold (limit) reached. + RHM_IORES_FULL, ///< During write operations, the journal files are full. + RHM_IORES_BUSY, ///< Another blocking operation is in progress. + RHM_IORES_TXPENDING, ///< Operation blocked by pending transaction. + RHM_IORES_NOTIMPL ///< Function is not yet implemented. + }; + typedef _iores iores; + + static inline const char* iores_str(iores res) + { + switch (res) + { + case RHM_IORES_SUCCESS: return "RHM_IORES_SUCCESS"; + case RHM_IORES_PAGE_AIOWAIT: return "RHM_IORES_PAGE_AIOWAIT"; + case RHM_IORES_FILE_AIOWAIT: return "RHM_IORES_FILE_AIOWAIT"; + case RHM_IORES_EMPTY: return "RHM_IORES_EMPTY"; + case RHM_IORES_RCINVALID: return "RHM_IORES_RCINVALID"; + case RHM_IORES_ENQCAPTHRESH: return "RHM_IORES_ENQCAPTHRESH"; + case RHM_IORES_FULL: return "RHM_IORES_FULL"; + case RHM_IORES_BUSY: return "RHM_IORES_BUSY"; + case RHM_IORES_TXPENDING: return "RHM_IORES_TXPENDING"; + case RHM_IORES_NOTIMPL: return "RHM_IORES_NOTIMPL"; + } + return "<iores unknown>"; + } + + enum _log_level + { + LOG_TRACE = 0, + LOG_DEBUG, + LOG_INFO, + LOG_NOTICE, + LOG_WARN, + LOG_ERROR, + LOG_CRITICAL + }; + typedef _log_level log_level; + + static inline const char* log_level_str(log_level ll) + { + switch (ll) + { + case LOG_TRACE: return "TRACE"; + case LOG_DEBUG: return "DEBUG"; + case LOG_INFO: return "INFO"; + case LOG_NOTICE: return "NOTICE"; + case LOG_WARN: return "WARN"; + case LOG_ERROR: return "ERROR"; + case LOG_CRITICAL: return "CRITICAL"; + } + return "<log level unknown>"; + } + + +} // namespace journal +} // namespace mrg + +#endif // ifndef QPID_LEGACYSTORE_JRNL_ENUMS_H |