v.1.4.18

• Added iwp_random_fill() (iwp.h)
• Added convenient numeric conversion functions (iwconv.h)
• Chore: iwp_{lock,unlock} fcnt replaced by more convenient and reliable flock()
• Added iwxstr_printf_alloc() (iwxstr.h)
• Copyright updated
• Added new iwjsreg.h module - simple JSON key-value file store with atomic
  updates.
• Allowed to construct JBL_NODE without IWPOOL ini this case node data will
  be allocated by malloc and should be freed by visitor.

v1.4.17

• Added void iwulist_reset(IWULIST *list) (iwarr.h)
• Added experimental jbn_from_js() (iwjson.h)
• Fixed C++ compilation errors https://github.com/Softmotions/ejdb/issues/381
• Fixed Correct UCS-16 surrogate pair start code point. #51
• Added iwchars.h replacing some ctype.h functions.
• Added simple refcounting container iwrefs.h
• Fixed incorrect parsing of empty JSON keys.
• Added jbn_as_xml() (iwjson.h)
• Added jbn_get() (iwjson.h)
• Added IW_ERROR_OPERATION_TIMEOUT common error code.
• Removed support of legacy iwkv v1 data file format.
• Fixed incorrect read of memory bytes (reported by valgrind)
• Fixed windows build
• Added ref counting feature to iwpool (iwpool.h)

v1.4.16: .

• Fixed behavior of iwp_tmpdir() accourding to #47
• Fixed Incorrect serialization of INT64_MIN by iwitoa() #48 (iwconv.h)
• Added iwxstr_insert() (iwxstr.h)
• ~8% IO performance improvements due to use of MADV_RANDOM
• Fixed Github Vulnerability Report GHSL-2022-066
• Added additional IW_ERROR_XX codes (iwlog.h)
• Added VERBOSE log level (iwlog.h)
• Added iwhmap_put_str() (iwhmap.h)
• Added iwulist_remove_first_by(), iwulist_find_first() (iwarr.h)
• Added iwxstr_new_printf() (iwxstr.h)
• Reduced iwkv code complexity. Removed in-memory db cache since benchmarks shows only minor perf imprivements with cache.
• Fixed many of UB errors (eg: misaligned access)
• Removed dependency on kbtree.h replaced with iwavl.h
• Added json module (migrated from ejdb) (iwjson.h, iwbinn.h)
• Added platform neutral iwp_basename() and iwp_dirname() (iwp.h)
• Added iwu_file_read_as_buf_len() (iwutils.h)
• Added IW_NORET (basedefs.h)
• iwxstr_destroy_keep_ptr() now returns pointer to underlying buffer
• IWHMAP can operate in LRU cache mode (iwhmap.h)
• Added .ini file parsing utility module (iwini.h)
• Added iw_cond_timed_wait_ms() (iwth.h)
• Added iwstw_set_on_task_discard(), iwstw_schedule_only() (iwstw.h)
• Fixed iwp_exec_path() on FreeBSD sinceprocfs(5) is not mounted by default in FreeBSD.
• iwp_exec_path() implemented for FreeBSD & Macos
• Added int64_t iwatoi2(const char *str, size_t len) (iwconv.h)
• iwpool_split_xx() now returns const pointer (iwpool.h)
• Fixed iwre() regexp compilation error.
• Added new regexp API implementation (iwre.h) based on https://github.com/jserv/cregex/
• Removed iwsha256() from sources. Use iwnet/beassl for hashing instead.

v1.4.15

• Added format checking attribute to all printf like functions.

v1.4.14

• Used ftruncate() instead of posix_fallocate() due to EINVAL on ZFS (unix.c)
• Enable XOPEN_SOURCE only for Linux
• Fixed incorrect selection of strerror_r for musl builds.
• Set appropriate _XOPEN_SOURCE=700 level for nftw (unix.c)
• iwxstr_printf() now conforms to stdlib printf function (iwxstr.h)
• Moved some useful defs from iwutil.h into basedefs.h
• Fixed iwre_match() function signatute allowing const char* input (iwre.h)
• Added lightweight regexp implementation (iwre.h)
• Added size_t iwxstr_asize(IWXSTR*) (iwxstr.h)
• Added locale independed strtod: iwstrtod() (iwconv.h)

v1.4.13

• Fixed SEGV in iwkv_cursor_open with zero-length key and IWDB_VNUM64_KEYS (#42)
• Fixed Heap UAF in iwkv_close after invoking iwkv_db_set_meta on a database (#41)
• Added iwxstr_wrap() (iwxstr.h)
• Added RCT() checker for pthread routines (basedefs.h)
• Added iwbin2hex() (iwconv.h)
• iwxstr_clear() sets value of intgernal string buffer to zero (iwxstr.h)
• Added user data store capability to iwxstr (iwxstr.h)
• Added iwpool_strdup2(), iwpool_strndup2() (iwpool.h)
• Added iwp_set_current_thread_name() (iwp.h)
• Added RCENO define (basedefs.h)
• Thread poll, single thread worker fixes
• Added IW_MIN, IW_MAX, IW_XSTR defines

v1.4.12

• Added IW_ERROR_UNSUPPORTED error code
• Added IW_ALLOC attribute((malloc)) optimization
• Added ring buffer implementation (iwrb.h)
• Added queue_blocking argument iwstw_start() (iwstw.h)
• Minor changes in iwlog.h api
• memcpy replaced by memmove for overlaping cases (iwarr.c)

v1.4.11

• Fixed typo (qsort_r => sort_r) (iwarr.c)
• Added simple threads pool implementation (iwtp.h)
• Added IW_ERROR_NOT_ALLOWED error code (iwlog.h)
• Added RCR() error checking macro (basedefs.h)
• Added iwlist_sort(), iwulist_sort() (iwarr.h)
• Added iwstw_schedule_empty_only() (iwstw.h)
• Added iwstw_queue_size() (iwstw.h)
• Set O_CLOEXEC flag on all file open() calls
• Added IW_ERROR_UNEXPECTED_RESPONSE error code (iwlog.h)
• Added iwxstr_set_size(), iwxstr_destroy_keep_ptr() (iwxstr.h)
• Added iwlist_at2() (iwarr.h)
• Added handy ZRET definition (basedefs.h)
• Added handy ZGO definition (basedefs.h)
• Project code reformatted using uncrustify
• Updated copyright headers
• Fixed build errors on macOS
• Removed dependency on glibc specific features
• Added new iwxstr_pop() (iwxstr.h)

v1.4.10

• Tuned iwkv file resizing policy
• Fixed misuse of IWKV_OPTS.file_lock_fail_fast (#35)
• Correct handling of EINTR, EAGAIN in read/write functions (unix.c)

v1.4.9

• Code review of iwkv cache keys comparison, related issue: https://github.com/Softmotions/ejdb/issues/291
• Added bool iwu_uuid_valid(const char *uuid) (iwuuid.h)