upgrade leveldb to 1.22
This commit is contained in:
Xie Yanbo
parent
1912de2319
commit
388514f895
227
leveldb/raw.nim
227
leveldb/raw.nim
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@ -1,45 +1,45 @@
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## # Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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## # Use of this source code is governed by a BSD-style license that can be
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## # found in the LICENSE file. See the AUTHORS file for names of contributors.
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## #
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## # C bindings for leveldb. May be useful as a stable ABI that can be
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## # used by programs that keep leveldb in a shared library, or for
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## # a JNI api.
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## #
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## # Does not support:
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## # . getters for the option types
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## # . custom comparators that implement key shortening
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## # . custom iter, db, env, cache implementations using just the C bindings
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## #
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## # Some conventions:
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## #
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## # (1) We expose just opaque struct pointers and functions to clients.
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## # This allows us to change internal representations without having to
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## # recompile clients.
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## #
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## # (2) For simplicity, there is no equivalent to the Slice type. Instead,
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## # the caller has to pass the pointer and length as separate
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## # arguments.
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## #
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## # (3) Errors are represented by a null-terminated c string. NULL
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## # means no error. All operations that can raise an error are passed
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## # a "char** errptr" as the last argument. One of the following must
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## # be true on entry:
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## # errptr == NULL
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## # errptr points to a malloc()ed null-terminated error message
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## # (On Windows, *errptr must have been malloc()-ed by this library.)
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## # On success, a leveldb routine leaves *errptr unchanged.
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## # On failure, leveldb frees the old value of *errptr and
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## # set *errptr to a malloc()ed error message.
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## #
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## # (4) Bools have the type unsigned char (0 == false; rest == true)
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## #
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## # (5) All of the pointer arguments must be non-NULL.
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## #
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## Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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## Use of this source code is governed by a BSD-style license that can be
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## found in the LICENSE file. See the AUTHORS file for names of contributors.
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##
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## C bindings for leveldb. May be useful as a stable ABI that can be
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## used by programs that keep leveldb in a shared library, or for
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## a JNI api.
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##
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## Does not support:
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## . getters for the option types
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## . custom comparators that implement key shortening
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## . custom iter, db, env, cache implementations using just the C bindings
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##
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## Some conventions:
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##
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## (1) We expose just opaque struct pointers and functions to clients.
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## This allows us to change internal representations without having to
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## recompile clients.
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##
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## (2) For simplicity, there is no equivalent to the Slice type. Instead,
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## the caller has to pass the pointer and length as separate
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## arguments.
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##
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## (3) Errors are represented by a null-terminated c string. NULL
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## means no error. All operations that can raise an error are passed
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## a "char** errptr" as the last argument. One of the following must
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## be true on entry:
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## errptr == NULL
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## errptr points to a malloc()ed null-terminated error message
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## (On Windows, *errptr must have been malloc()-ed by this library.)
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## On success, a leveldb routine leaves *errptr unchanged.
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## On failure, leveldb frees the old value of *errptr and
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## set *errptr to a malloc()ed error message.
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##
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## (4) Bools have the type uint8_t (0 == false; rest == true)
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##
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## (5) All of the pointer arguments must be non-NULL.
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##
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{.passl: "-lleveldb".}
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## # Exported types
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## # Exported types
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type
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leveldb_options_t* = object
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@ -55,7 +55,7 @@ type
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leveldb_cache_t* = object
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leveldb_t* = object
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## # DB operations
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## DB operations
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proc leveldb_open*(options: ptr leveldb_options_t; name: cstring; errptr: ptr cstring): ptr leveldb_t {.importc.}
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proc leveldb_close*(db: ptr leveldb_t) {.importc.}
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@ -65,16 +65,16 @@ proc leveldb_delete*(db: ptr leveldb_t; options: ptr leveldb_writeoptions_t;
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key: cstring; keylen: csize; errptr: ptr cstring) {.importc.}
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proc leveldb_write*(db: ptr leveldb_t; options: ptr leveldb_writeoptions_t;
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batch: ptr leveldb_writebatch_t; errptr: ptr cstring) {.importc.}
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## # Returns NULL if not found. A malloc()ed array otherwise.
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## # Stores the length of the array in *vallen.
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## Returns NULL if not found. A malloc()ed array otherwise.
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## Stores the length of the array in *vallen.
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proc leveldb_get*(db: ptr leveldb_t; options: ptr leveldb_readoptions_t; key: cstring;
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keylen: csize; vallen: ptr csize; errptr: ptr cstring): cstring {.importc.}
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proc leveldb_create_iterator*(db: ptr leveldb_t; options: ptr leveldb_readoptions_t): ptr leveldb_iterator_t {.importc.}
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proc leveldb_create_snapshot*(db: ptr leveldb_t): ptr leveldb_snapshot_t {.importc.}
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proc leveldb_release_snapshot*(db: ptr leveldb_t; snapshot: ptr leveldb_snapshot_t) {.importc.}
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## # Returns NULL if property name is unknown.
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## # Else returns a pointer to a malloc()-ed null-terminated value.
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## Returns NULL if property name is unknown.
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## Else returns a pointer to a malloc()-ed null-terminated value.
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proc leveldb_property_value*(db: ptr leveldb_t; propname: cstring): cstring {.importc.}
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proc leveldb_approximate_sizes*(db: ptr leveldb_t; num_ranges: cint;
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@ -85,96 +85,115 @@ proc leveldb_approximate_sizes*(db: ptr leveldb_t; num_ranges: cint;
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proc leveldb_compact_range*(db: ptr leveldb_t; start_key: cstring;
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start_key_len: csize; limit_key: cstring;
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limit_key_len: csize) {.importc.}
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## # Management operations
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## Management operations
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proc leveldb_destroy_db*(options: ptr leveldb_options_t; name: cstring;
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errptr: ptr cstring) {.importc.}
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proc leveldb_repair_db*(options: ptr leveldb_options_t; name: cstring;
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errptr: ptr cstring) {.importc.}
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## # Iterator
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## Iterator
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proc leveldb_iter_destroy*(a2: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_valid*(a2: ptr leveldb_iterator_t): cuchar {.importc.}
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proc leveldb_iter_seek_to_first*(a2: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_seek_to_last*(a2: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_seek*(a2: ptr leveldb_iterator_t; k: cstring; klen: csize) {.importc.}
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proc leveldb_iter_next*(a2: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_prev*(a2: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_key*(a2: ptr leveldb_iterator_t; klen: ptr csize): cstring {.importc.}
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proc leveldb_iter_value*(a2: ptr leveldb_iterator_t; vlen: ptr csize): cstring {.importc.}
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proc leveldb_iter_get_error*(a2: ptr leveldb_iterator_t; errptr: ptr cstring) {.importc.}
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## # Write batch
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proc leveldb_iter_destroy*(a1: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_valid*(a1: ptr leveldb_iterator_t): uint8 {.importc.}
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proc leveldb_iter_seek_to_first*(a1: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_seek_to_last*(a1: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_seek*(a1: ptr leveldb_iterator_t; k: cstring; klen: csize) {.importc.}
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proc leveldb_iter_next*(a1: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_prev*(a1: ptr leveldb_iterator_t) {.importc.}
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proc leveldb_iter_key*(a1: ptr leveldb_iterator_t; klen: ptr csize): cstring {.importc.}
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proc leveldb_iter_value*(a1: ptr leveldb_iterator_t; vlen: ptr csize): cstring {.importc.}
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proc leveldb_iter_get_error*(a1: ptr leveldb_iterator_t; errptr: ptr cstring) {.importc.}
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## Write batch
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proc leveldb_writebatch_create*(): ptr leveldb_writebatch_t {.importc.}
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proc leveldb_writebatch_destroy*(a2: ptr leveldb_writebatch_t) {.importc.}
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proc leveldb_writebatch_clear*(a2: ptr leveldb_writebatch_t) {.importc.}
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proc leveldb_writebatch_put*(a2: ptr leveldb_writebatch_t; key: cstring; klen: csize;
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proc leveldb_writebatch_destroy*(a1: ptr leveldb_writebatch_t) {.importc.}
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proc leveldb_writebatch_clear*(a1: ptr leveldb_writebatch_t) {.importc.}
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proc leveldb_writebatch_put*(a1: ptr leveldb_writebatch_t; key: cstring; klen: csize;
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val: cstring; vlen: csize) {.importc.}
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proc leveldb_writebatch_delete*(a2: ptr leveldb_writebatch_t; key: cstring;
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proc leveldb_writebatch_delete*(a1: ptr leveldb_writebatch_t; key: cstring;
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klen: csize) {.importc.}
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## # Options
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proc leveldb_writebatch_iterate*(a1: ptr leveldb_writebatch_t; state: pointer; put: proc (
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a1: pointer; k: cstring; klen: csize; v: cstring; vlen: csize); deleted: proc (
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a1: pointer; k: cstring; klen: csize)) {.importc.}
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proc leveldb_writebatch_append*(destination: ptr leveldb_writebatch_t;
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source: ptr leveldb_writebatch_t) {.importc.}
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## Options
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proc leveldb_options_create*(): ptr leveldb_options_t {.importc.}
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proc leveldb_options_destroy*(a2: ptr leveldb_options_t) {.importc.}
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proc leveldb_options_set_comparator*(a2: ptr leveldb_options_t;
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a3: ptr leveldb_comparator_t) {.importc.}
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proc leveldb_options_set_filter_policy*(a2: ptr leveldb_options_t;
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a3: ptr leveldb_filterpolicy_t) {.importc.}
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proc leveldb_options_set_create_if_missing*(a2: ptr leveldb_options_t; a3: cuchar) {.importc.}
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proc leveldb_options_set_error_if_exists*(a2: ptr leveldb_options_t; a3: cuchar) {.importc.}
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proc leveldb_options_set_paranoid_checks*(a2: ptr leveldb_options_t; a3: cuchar) {.importc.}
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proc leveldb_options_set_env*(a2: ptr leveldb_options_t; a3: ptr leveldb_env_t) {.importc.}
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proc leveldb_options_set_info_log*(a2: ptr leveldb_options_t;
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a3: ptr leveldb_logger_t) {.importc.}
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proc leveldb_options_set_write_buffer_size*(a2: ptr leveldb_options_t; a3: csize) {.importc.}
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proc leveldb_options_set_max_open_files*(a2: ptr leveldb_options_t; a3: cint) {.importc.}
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proc leveldb_options_set_cache*(a2: ptr leveldb_options_t; a3: ptr leveldb_cache_t) {.importc.}
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proc leveldb_options_set_block_size*(a2: ptr leveldb_options_t; a3: csize) {.importc.}
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proc leveldb_options_set_block_restart_interval*(a2: ptr leveldb_options_t; a3: cint) {.importc.}
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proc leveldb_options_destroy*(a1: ptr leveldb_options_t) {.importc.}
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proc leveldb_options_set_comparator*(a1: ptr leveldb_options_t;
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a2: ptr leveldb_comparator_t) {.importc.}
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proc leveldb_options_set_filter_policy*(a1: ptr leveldb_options_t;
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a2: ptr leveldb_filterpolicy_t) {.importc.}
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proc leveldb_options_set_create_if_missing*(a1: ptr leveldb_options_t; a2: uint8) {.importc.}
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proc leveldb_options_set_error_if_exists*(a1: ptr leveldb_options_t; a2: uint8) {.importc.}
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proc leveldb_options_set_paranoid_checks*(a1: ptr leveldb_options_t; a2: uint8) {.importc.}
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proc leveldb_options_set_env*(a1: ptr leveldb_options_t; a2: ptr leveldb_env_t) {.importc.}
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proc leveldb_options_set_info_log*(a1: ptr leveldb_options_t;
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a2: ptr leveldb_logger_t) {.importc.}
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proc leveldb_options_set_write_buffer_size*(a1: ptr leveldb_options_t; a2: csize) {.importc.}
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proc leveldb_options_set_max_open_files*(a1: ptr leveldb_options_t; a2: cint) {.importc.}
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proc leveldb_options_set_cache*(a1: ptr leveldb_options_t; a2: ptr leveldb_cache_t) {.importc.}
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proc leveldb_options_set_block_size*(a1: ptr leveldb_options_t; a2: csize) {.importc.}
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proc leveldb_options_set_block_restart_interval*(a1: ptr leveldb_options_t; a2: cint) {.importc.}
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proc leveldb_options_set_max_file_size*(a1: ptr leveldb_options_t; a2: csize) {.importc.}
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const
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leveldb_no_compression* = 0
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leveldb_snappy_compression* = 1
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proc leveldb_options_set_compression*(a2: ptr leveldb_options_t; a3: cint) {.importc.}
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## # Comparator
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proc leveldb_comparator_destroy*(a2: ptr leveldb_comparator_t) {.importc.}
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## # Filter policy
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proc leveldb_options_set_compression*(a1: ptr leveldb_options_t; a2: cint) {.importc.}
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## Comparator
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proc leveldb_filterpolicy_destroy*(a2: ptr leveldb_filterpolicy_t) {.importc.}
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proc leveldb_comparator_create*(state: pointer; destructor: proc (a1: pointer); compare: proc (
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a1: pointer; a: cstring; alen: csize; b: cstring; blen: csize): cint;
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name: proc (a1: pointer): cstring): ptr leveldb_comparator_t {.importc.}
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proc leveldb_comparator_destroy*(a1: ptr leveldb_comparator_t) {.importc.}
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## Filter policy
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proc leveldb_filterpolicy_create*(state: pointer; destructor: proc (a1: pointer);
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create_filter: proc (a1: pointer; key_array: ptr cstring;
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key_length_array: ptr csize; num_keys: cint;
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filter_length: ptr csize): cstring; key_may_match: proc (
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a1: pointer; key: cstring; length: csize; filter: cstring; filter_length: csize): uint8;
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name: proc (a1: pointer): cstring): ptr leveldb_filterpolicy_t {.importc.}
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proc leveldb_filterpolicy_destroy*(a1: ptr leveldb_filterpolicy_t) {.importc.}
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proc leveldb_filterpolicy_create_bloom*(bits_per_key: cint): ptr leveldb_filterpolicy_t {.importc.}
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## # Read options
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## Read options
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proc leveldb_readoptions_create*(): ptr leveldb_readoptions_t {.importc.}
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proc leveldb_readoptions_destroy*(a2: ptr leveldb_readoptions_t) {.importc.}
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proc leveldb_readoptions_set_verify_checksums*(a2: ptr leveldb_readoptions_t;
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a3: cuchar) {.importc.}
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proc leveldb_readoptions_set_fill_cache*(a2: ptr leveldb_readoptions_t; a3: cuchar) {.importc.}
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proc leveldb_readoptions_set_snapshot*(a2: ptr leveldb_readoptions_t;
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a3: ptr leveldb_snapshot_t) {.importc.}
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## # Write options
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proc leveldb_readoptions_destroy*(a1: ptr leveldb_readoptions_t) {.importc.}
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proc leveldb_readoptions_set_verify_checksums*(a1: ptr leveldb_readoptions_t;
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a2: uint8) {.importc.}
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proc leveldb_readoptions_set_fill_cache*(a1: ptr leveldb_readoptions_t; a2: uint8) {.importc.}
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proc leveldb_readoptions_set_snapshot*(a1: ptr leveldb_readoptions_t;
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a2: ptr leveldb_snapshot_t) {.importc.}
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## Write options
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proc leveldb_writeoptions_create*(): ptr leveldb_writeoptions_t {.importc.}
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proc leveldb_writeoptions_destroy*(a2: ptr leveldb_writeoptions_t) {.importc.}
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proc leveldb_writeoptions_set_sync*(a2: ptr leveldb_writeoptions_t; a3: cuchar) {.importc.}
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## # Cache
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proc leveldb_writeoptions_destroy*(a1: ptr leveldb_writeoptions_t) {.importc.}
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proc leveldb_writeoptions_set_sync*(a1: ptr leveldb_writeoptions_t; a2: uint8) {.importc.}
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## Cache
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proc leveldb_cache_create_lru*(capacity: csize): ptr leveldb_cache_t {.importc.}
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proc leveldb_cache_destroy*(cache: ptr leveldb_cache_t) {.importc.}
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## # Env
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## Env
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proc leveldb_create_default_env*(): ptr leveldb_env_t {.importc.}
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proc leveldb_env_destroy*(a2: ptr leveldb_env_t) {.importc.}
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## # Utility
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## # Calls free(ptr).
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## # REQUIRES: ptr was malloc()-ed and returned by one of the routines
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## # in this file. Note that in certain cases (typically on Windows), you
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## # may need to call this routine instead of free(ptr) to dispose of
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## # malloc()-ed memory returned by this library.
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proc leveldb_env_destroy*(a1: ptr leveldb_env_t) {.importc.}
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## If not NULL, the returned buffer must be released using leveldb_free().
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proc leveldb_env_get_test_directory*(a1: ptr leveldb_env_t): cstring {.importc.}
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## Utility
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## Calls free(ptr).
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## REQUIRES: ptr was malloc()-ed and returned by one of the routines
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## in this file. Note that in certain cases (typically on Windows), you
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## may need to call this routine instead of free(ptr) to dispose of
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## malloc()-ed memory returned by this library.
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proc leveldb_free*(`ptr`: pointer) {.importc.}
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## # Return the major version number for this release.
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## Return the major version number for this release.
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proc leveldb_major_version*(): cint {.importc.}
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## # Return the minor version number for this release.
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## Return the minor version number for this release.
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proc leveldb_minor_version*(): cint {.importc.}
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