diff options
Diffstat (limited to 'cpp/src/qpid/legacystore/jrnl/jerrno.h')
| -rw-r--r-- | cpp/src/qpid/legacystore/jrnl/jerrno.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/cpp/src/qpid/legacystore/jrnl/jerrno.h b/cpp/src/qpid/legacystore/jrnl/jerrno.h new file mode 100644 index 0000000000..4c8b71c423 --- /dev/null +++ b/cpp/src/qpid/legacystore/jrnl/jerrno.h @@ -0,0 +1,173 @@ +/* + * + * 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 jerrno.h + * + * Qpid asynchronous store plugin library + * + * File containing code for class mrg::journal::jerrno (journal error + * codes). See class documentation for details. + * + * \author Kim van der Riet + */ + +#ifndef QPID_LEGACYSTORE_JRNL_JERRNO_H +#define QPID_LEGACYSTORE_JRNL_JERRNO_H + +namespace mrg +{ +namespace journal +{ +class jerrno; +} +} + +#include <map> +#include <string> +#include <sys/types.h> + +namespace mrg +{ +namespace journal +{ + + /** + * \class jerrno + * \brief Class containing static error definitions and static map for error messages. + */ + class jerrno + { + static std::map<u_int32_t, const char*> _err_map; ///< Map of error messages + static std::map<u_int32_t, const char*>::iterator _err_map_itr; ///< Iterator + static bool _initialized; ///< Dummy flag, used to initialise map. + + public: + // generic errors + static const u_int32_t JERR__MALLOC; ///< Buffer memory allocation failed + static const u_int32_t JERR__UNDERFLOW; ///< Underflow error + static const u_int32_t JERR__NINIT; ///< Operation on uninitialized class + static const u_int32_t JERR__AIO; ///< AIO failure + static const u_int32_t JERR__FILEIO; ///< File read or write failure + static const u_int32_t JERR__RTCLOCK; ///< Reading real-time clock failed + static const u_int32_t JERR__PTHREAD; ///< pthread failure + static const u_int32_t JERR__TIMEOUT; ///< Timeout waiting for an event + static const u_int32_t JERR__UNEXPRESPONSE; ///< Unexpected response to call or event + static const u_int32_t JERR__RECNFOUND; ///< Record not found + static const u_int32_t JERR__NOTIMPL; ///< Not implemented + + // class jcntl + static const u_int32_t JERR_JCNTL_STOPPED; ///< Operation on stopped journal + static const u_int32_t JERR_JCNTL_READONLY; ///< Write operation on read-only journal + static const u_int32_t JERR_JCNTL_AIOCMPLWAIT; ///< Timeout waiting for AIOs to complete + static const u_int32_t JERR_JCNTL_UNKNOWNMAGIC; ///< Found record with unknown magic + static const u_int32_t JERR_JCNTL_NOTRECOVERED; ///< Req' recover() to be called first + static const u_int32_t JERR_JCNTL_RECOVERJFULL; ///< Journal data files full, cannot write + static const u_int32_t JERR_JCNTL_OWIMISMATCH; ///< OWI change found in unexpected location + + // class jdir + static const u_int32_t JERR_JDIR_NOTDIR; ///< Exists but is not a directory + static const u_int32_t JERR_JDIR_MKDIR; ///< Directory creation failed + static const u_int32_t JERR_JDIR_OPENDIR; ///< Directory open failed + static const u_int32_t JERR_JDIR_READDIR; ///< Directory read failed + static const u_int32_t JERR_JDIR_CLOSEDIR; ///< Directory close failed + static const u_int32_t JERR_JDIR_RMDIR; ///< Directory delete failed + static const u_int32_t JERR_JDIR_NOSUCHFILE; ///< File does not exist + static const u_int32_t JERR_JDIR_FMOVE; ///< File move failed + static const u_int32_t JERR_JDIR_STAT; ///< File stat failed + static const u_int32_t JERR_JDIR_UNLINK; ///< File delete failed + static const u_int32_t JERR_JDIR_BADFTYPE; ///< Bad or unknown file type (stat mode) + + // class fcntl + static const u_int32_t JERR_FCNTL_OPENWR; ///< Unable to open file for write + static const u_int32_t JERR_FCNTL_WRITE; ///< Unable to write to file + static const u_int32_t JERR_FCNTL_CLOSE; ///< File close failed + static const u_int32_t JERR_FCNTL_FILEOFFSOVFL; ///< Increased offset past file size + static const u_int32_t JERR_FCNTL_CMPLOFFSOVFL; ///< Increased cmpl offs past subm offs + static const u_int32_t JERR_FCNTL_RDOFFSOVFL; ///< Increased read offs past write offs + + // class lfmgr + static const u_int32_t JERR_LFMGR_BADAEFNUMLIM; ///< Bad auto-expand file number limit + static const u_int32_t JERR_LFMGR_AEFNUMLIMIT; ///< Exceeded auto-expand file number limit + static const u_int32_t JERR_LFMGR_AEDISABLED; ///< Attempted to expand with auto-expand disabled + + // class rrfc + static const u_int32_t JERR_RRFC_OPENRD; ///< Unable to open file for read + + // class jrec, enq_rec, deq_rec, txn_rec + static const u_int32_t JERR_JREC_BADRECHDR; ///< Invalid data record header + static const u_int32_t JERR_JREC_BADRECTAIL; ///< Invalid data record tail + + // class wmgr + static const u_int32_t JERR_WMGR_BADPGSTATE; ///< Page buffer in illegal state. + static const u_int32_t JERR_WMGR_BADDTOKSTATE; ///< Data token in illegal state. + static const u_int32_t JERR_WMGR_ENQDISCONT; ///< Enq. new dtok when previous part compl. + static const u_int32_t JERR_WMGR_DEQDISCONT; ///< Deq. new dtok when previous part compl. + static const u_int32_t JERR_WMGR_DEQRIDNOTENQ; ///< Deq. rid not enqueued + + // class rmgr + static const u_int32_t JERR_RMGR_UNKNOWNMAGIC; ///< Found record with unknown magic + static const u_int32_t JERR_RMGR_RIDMISMATCH; ///< RID mismatch between rec and dtok + //static const u_int32_t JERR_RMGR_FIDMISMATCH; ///< FID mismatch between emap and rrfc + static const u_int32_t JERR_RMGR_ENQSTATE; ///< Attempted read when wstate not ENQ + static const u_int32_t JERR_RMGR_BADRECTYPE; ///< Attempted op on incorrect rec type + + // class data_tok + static const u_int32_t JERR_DTOK_ILLEGALSTATE; ///< Attempted to change to illegal state +// static const u_int32_t JERR_DTOK_RIDNOTSET; ///< Record ID not set + + // class enq_map, txn_map + static const u_int32_t JERR_MAP_DUPLICATE; ///< Attempted to insert using duplicate key + static const u_int32_t JERR_MAP_NOTFOUND; ///< Key not found in map + static const u_int32_t JERR_MAP_LOCKED; ///< rid locked by pending txn + + // class jinf + static const u_int32_t JERR_JINF_CVALIDFAIL; ///< Compatibility validation failure + static const u_int32_t JERR_JINF_NOVALUESTR; ///< No value attr found in jinf file + static const u_int32_t JERR_JINF_BADVALUESTR; ///< Bad format for value attr in jinf file + static const u_int32_t JERR_JINF_JDATEMPTY; ///< Journal data files empty + static const u_int32_t JERR_JINF_TOOMANYFILES; ///< Too many journal data files + static const u_int32_t JERR_JINF_INVALIDFHDR; ///< Invalid file header + static const u_int32_t JERR_JINF_STAT; ///< Error while trying to stat a file + static const u_int32_t JERR_JINF_NOTREGFILE; ///< Target file is not a regular file + static const u_int32_t JERR_JINF_BADFILESIZE; ///< File is of incorrect or unexpected size + static const u_int32_t JERR_JINF_OWIBAD; ///< OWI inconsistent (>1 transition in non-ae journal) + static const u_int32_t JERR_JINF_ZEROLENFILE; ///< Journal info file is zero length (empty). + + // Negative returns for some functions + static const int32_t AIO_TIMEOUT; ///< Timeout waiting for AIO return + static const int32_t LOCK_TAKEN; ///< Attempted to take lock, but it was taken by another thread + /** + * \brief Method to access error message from known error number. + */ + static const char* err_msg(const u_int32_t err_no) throw (); + + private: + /** + * \brief Static function to initialize map. + */ + static bool __init(); + }; + +} // namespace journal +} // namespace mrg + +#endif // ifndef QPID_LEGACYSTORE_JRNL_JERRNO_H |