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https://github.com/isar/libmdbx.git
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mdbx: more 'const' for API.
Change-Id: Iedea253733105acc4010e07a65a594f8ea52ce56
This commit is contained in:
Leonid Yuriev
parent
90bf7eb817
commit
1e9cc6b0a5
74
mdbx.h
74
mdbx.h
@ -1944,7 +1944,7 @@ LIBMDBX_API int mdbx_env_set_flags(MDBX_env *env, unsigned flags, int onoff);
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* Returns A non-zero error value on failure and 0 on success, some
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* possible errors are:
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_env_get_flags(MDBX_env *env, unsigned *flags);
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LIBMDBX_API int mdbx_env_get_flags(const MDBX_env *env, unsigned *flags);
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/* Return the path that was used in mdbx_env_open().
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*
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@ -1956,7 +1956,7 @@ LIBMDBX_API int mdbx_env_get_flags(MDBX_env *env, unsigned *flags);
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* Returns A non-zero error value on failure and 0 on success, some
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* possible errors are:
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_env_get_path(MDBX_env *env, const char **dest);
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LIBMDBX_API int mdbx_env_get_path(const MDBX_env *env, const char **dest);
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/* Return the file descriptor for the given environment.
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*
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@ -1969,7 +1969,7 @@ LIBMDBX_API int mdbx_env_get_path(MDBX_env *env, const char **dest);
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* Returns A non-zero error value on failure and 0 on success, some
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* possible errors are:
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_env_get_fd(MDBX_env *env, mdbx_filehandle_t *fd);
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LIBMDBX_API int mdbx_env_get_fd(const MDBX_env *env, mdbx_filehandle_t *fd);
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/* Set all size-related parameters of environment, including page size and the
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* min/max size of the memory map.
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@ -2222,7 +2222,7 @@ LIBMDBX_API int mdbx_env_set_maxreaders(MDBX_env *env, unsigned readers);
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* Returns A non-zero error value on failure and 0 on success, some
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* possible errors are:
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_env_get_maxreaders(MDBX_env *env, unsigned *readers);
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LIBMDBX_API int mdbx_env_get_maxreaders(const MDBX_env *env, unsigned *readers);
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/* Set the maximum number of named databases for the environment.
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*
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@ -2253,9 +2253,9 @@ LIBMDBX_API int mdbx_env_set_maxdbs(MDBX_env *env, MDBX_dbi dbs);
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*
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* Returns The maximum size of a key we can write,
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* or -1 if something is wrong. */
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LIBMDBX_API int mdbx_env_get_maxkeysize_ex(MDBX_env *env, unsigned flags);
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LIBMDBX_API int mdbx_env_get_maxvalsize_ex(MDBX_env *env, unsigned flags);
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__deprecated LIBMDBX_API int mdbx_env_get_maxkeysize(MDBX_env *env);
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LIBMDBX_API int mdbx_env_get_maxkeysize_ex(const MDBX_env *env, unsigned flags);
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LIBMDBX_API int mdbx_env_get_maxvalsize_ex(const MDBX_env *env, unsigned flags);
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__deprecated LIBMDBX_API int mdbx_env_get_maxkeysize(const MDBX_env *env);
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/* Set application information associated with the MDBX_env.
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*
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@ -2269,7 +2269,7 @@ LIBMDBX_API int mdbx_env_set_userctx(MDBX_env *env, void *ctx);
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*
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* [in] env An environment handle returned by mdbx_env_create()
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* Returns The pointer set by mdbx_env_set_userctx(). */
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LIBMDBX_API void *mdbx_env_get_userctx(MDBX_env *env);
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LIBMDBX_API void *mdbx_env_get_userctx(const MDBX_env *env);
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/* Create a transaction for use with the environment.
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*
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@ -2382,12 +2382,13 @@ typedef struct MDBX_txn_info {
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* not needed (see description of MDBX_txn_info above).
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*
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* Returns A non-zero error value on failure and 0 on success. */
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LIBMDBX_API int mdbx_txn_info(MDBX_txn *txn, MDBX_txn_info *info, int scan_rlt);
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LIBMDBX_API int mdbx_txn_info(const MDBX_txn *txn, MDBX_txn_info *info,
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int scan_rlt);
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/* Returns the transaction's MDBX_env.
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*
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* [in] txn A transaction handle returned by mdbx_txn_begin() */
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LIBMDBX_API MDBX_env *mdbx_txn_env(MDBX_txn *txn);
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LIBMDBX_API MDBX_env *mdbx_txn_env(const MDBX_txn *txn);
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/* Return the transaction's flags.
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*
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@ -2397,7 +2398,7 @@ LIBMDBX_API MDBX_env *mdbx_txn_env(MDBX_txn *txn);
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*
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* Returns A transaction flags, valid if input is an valid transaction,
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* otherwise -1. */
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LIBMDBX_API int mdbx_txn_flags(MDBX_txn *txn);
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LIBMDBX_API int mdbx_txn_flags(const MDBX_txn *txn);
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/* Return the transaction's ID.
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*
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@ -2409,7 +2410,7 @@ LIBMDBX_API int mdbx_txn_flags(MDBX_txn *txn);
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*
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* Returns A transaction ID, valid if input is an active transaction,
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* otherwise 0. */
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LIBMDBX_API uint64_t mdbx_txn_id(MDBX_txn *txn);
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LIBMDBX_API uint64_t mdbx_txn_id(const MDBX_txn *txn);
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/* Commit all the operations of a transaction into the database.
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*
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@ -2516,7 +2517,7 @@ LIBMDBX_API int mdbx_canary_put(MDBX_txn *txn, const mdbx_canary *canary);
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* will be copied.
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*
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* Returns A non-zero error value on failure and 0 on success. */
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LIBMDBX_API int mdbx_canary_get(MDBX_txn *txn, mdbx_canary *canary);
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LIBMDBX_API int mdbx_canary_get(const MDBX_txn *txn, mdbx_canary *canary);
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/* A callback function used to compare two keys in a database */
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typedef int(MDBX_cmp_func)(const MDBX_val *a, const MDBX_val *b);
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@ -2732,7 +2733,7 @@ LIBMDBX_API int mdbx_drop(MDBX_txn *txn, MDBX_dbi dbi, int del);
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* possible errors are:
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* - MDBX_NOTFOUND = the key was not in the database.
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_get(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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LIBMDBX_API int mdbx_get(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
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MDBX_val *data);
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/* Get items from a database and optionaly number of data items for a given key.
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@ -2844,7 +2845,7 @@ LIBMDBX_API int mdbx_get_nearest(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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* - MDBX_TXN_FULL = the transaction has too many dirty pages.
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* - MDBX_EACCES = an attempt was made to write in a read-only transaction.
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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LIBMDBX_API int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
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MDBX_val *data, unsigned flags);
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/* Replace items in a database.
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@ -2883,7 +2884,7 @@ LIBMDBX_API int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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* multi-value/duplicates.
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*
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* Returns A non-zero error value on failure and 0 on success. */
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LIBMDBX_API int mdbx_replace(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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LIBMDBX_API int mdbx_replace(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
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MDBX_val *new_data, MDBX_val *old_data,
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unsigned flags);
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@ -2907,8 +2908,8 @@ LIBMDBX_API int mdbx_replace(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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* possible errors are:
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* - MDBX_EACCES = an attempt was made to write in a read-only transaction.
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_del(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
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MDBX_val *data);
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LIBMDBX_API int mdbx_del(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
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const MDBX_val *data);
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/* Create a cursor handle.
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*
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@ -2972,12 +2973,12 @@ LIBMDBX_API int mdbx_cursor_renew(MDBX_txn *txn, MDBX_cursor *cursor);
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/* Return the cursor's transaction handle.
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*
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* [in] cursor A cursor handle returned by mdbx_cursor_open(). */
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LIBMDBX_API MDBX_txn *mdbx_cursor_txn(MDBX_cursor *cursor);
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LIBMDBX_API MDBX_txn *mdbx_cursor_txn(const MDBX_cursor *cursor);
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/* Return the cursor's database handle.
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*
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* [in] cursor A cursor handle returned by mdbx_cursor_open(). */
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LIBMDBX_API MDBX_dbi mdbx_cursor_dbi(MDBX_cursor *cursor);
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LIBMDBX_API MDBX_dbi mdbx_cursor_dbi(const MDBX_cursor *cursor);
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/* Retrieve by cursor.
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*
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@ -3004,11 +3005,11 @@ LIBMDBX_API int mdbx_cursor_get(MDBX_cursor *cursor, MDBX_val *key,
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* This function stores key/data pairs into the database. The cursor is
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* positioned at the new item, or on failure usually near it.
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*
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* [in] cursor A cursor handle returned by mdbx_cursor_open().
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* [in] key The key operated on.
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* [in] data The data operated on.
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* [in] flags Options for this operation. This parameter
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* must be set to 0 or one of the values described here:
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* [in] cursor A cursor handle returned by mdbx_cursor_open().
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* [in] key The key operated on.
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* [in,out] data The data operated on.
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* [in] flags Options for this operation. This parameter
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* must be set to 0 or one of the values described here:
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*
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* - MDBX_CURRENT
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* Replace the item at the current cursor position. The key parameter
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@ -3065,7 +3066,7 @@ LIBMDBX_API int mdbx_cursor_get(MDBX_cursor *cursor, MDBX_val *key,
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* - MDBX_TXN_FULL = the transaction has too many dirty pages.
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* - MDBX_EACCES = an attempt was made to write in a read-only transaction.
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* - MDBX_EINVAL = an invalid parameter was specified. */
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LIBMDBX_API int mdbx_cursor_put(MDBX_cursor *cursor, MDBX_val *key,
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LIBMDBX_API int mdbx_cursor_put(MDBX_cursor *cursor, const MDBX_val *key,
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MDBX_val *data, unsigned flags);
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/* Delete current key/data pair.
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@ -3101,7 +3102,7 @@ LIBMDBX_API int mdbx_cursor_del(MDBX_cursor *cursor, unsigned flags);
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* possible errors are:
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* - MDBX_EINVAL = cursor is not initialized, or an invalid parameter
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* was specified. */
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LIBMDBX_API int mdbx_cursor_count(MDBX_cursor *cursor, size_t *countp);
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LIBMDBX_API int mdbx_cursor_count(const MDBX_cursor *cursor, size_t *countp);
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/* Determines whether the cursor is pointed to a key-value pair or not,
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* i.e. was not positioned or points to the end of data.
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@ -3112,7 +3113,7 @@ LIBMDBX_API int mdbx_cursor_count(MDBX_cursor *cursor, size_t *countp);
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* - MDBX_RESULT_TRUE = no more data available or cursor not positioned;
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* - MDBX_RESULT_FALSE = data available;
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* - Otherwise the error code. */
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LIBMDBX_API int mdbx_cursor_eof(MDBX_cursor *mc);
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LIBMDBX_API int mdbx_cursor_eof(const MDBX_cursor *mc);
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/* Determines whether the cursor is pointed to the first key-value pair or not.
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*
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@ -3122,7 +3123,7 @@ LIBMDBX_API int mdbx_cursor_eof(MDBX_cursor *mc);
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* - MDBX_RESULT_TRUE = cursor positioned to the first key-value pair.
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* - MDBX_RESULT_FALSE = cursor NOT positioned to the first key-value pair.
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* - Otherwise the error code. */
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LIBMDBX_API int mdbx_cursor_on_first(MDBX_cursor *mc);
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LIBMDBX_API int mdbx_cursor_on_first(const MDBX_cursor *mc);
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/* Determines whether the cursor is pointed to the last key-value pair or not.
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*
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@ -3132,7 +3133,7 @@ LIBMDBX_API int mdbx_cursor_on_first(MDBX_cursor *mc);
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* - MDBX_RESULT_TRUE = cursor positioned to the last key-value pair.
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* - MDBX_RESULT_FALSE = cursor NOT positioned to the last key-value pair.
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* - Otherwise the error code. */
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LIBMDBX_API int mdbx_cursor_on_last(MDBX_cursor *mc);
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LIBMDBX_API int mdbx_cursor_on_last(const MDBX_cursor *mc);
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/* Estimates the distance between cursors as a number of elements. The results
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* of such estimation can be used to build and/or optimize query execution
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@ -3287,7 +3288,7 @@ LIBMDBX_API int mdbx_dbi_sequence(MDBX_txn *txn, MDBX_dbi dbi, uint64_t *result,
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* [in] b The second item to compare.
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*
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* Returns < 0 if a < b, 0 if a == b, > 0 if a > b */
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LIBMDBX_API int mdbx_cmp(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
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LIBMDBX_API int mdbx_cmp(const MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
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const MDBX_val *b);
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/* Compare two data items according to a particular database.
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@ -3301,7 +3302,7 @@ LIBMDBX_API int mdbx_cmp(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
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* [in] b The second item to compare.
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*
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* Returns < 0 if a < b, 0 if a == b, > 0 if a > b */
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LIBMDBX_API int mdbx_dcmp(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
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LIBMDBX_API int mdbx_dcmp(const MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
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const MDBX_val *b);
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/* A callback function used to enumerate the reader lock table.
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@ -3337,8 +3338,8 @@ typedef int(MDBX_reader_list_func)(void *ctx, int num, int slot, mdbx_pid_t pid,
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*
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* Returns A non-zero error value on failure and 0 on success,
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* or MDBX_RESULT_TRUE (-1) if the reader lock table is empty. */
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LIBMDBX_API int mdbx_reader_list(MDBX_env *env, MDBX_reader_list_func *func,
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void *ctx);
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LIBMDBX_API int mdbx_reader_list(const MDBX_env *env,
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MDBX_reader_list_func *func, void *ctx);
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/* Check for stale entries in the reader lock table.
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*
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@ -3360,7 +3361,8 @@ LIBMDBX_API int mdbx_reader_check(MDBX_env *env, int *dead);
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*
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* Returns Number of transactions committed after the given was started for
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* read, or negative value on failure. */
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__deprecated LIBMDBX_API int mdbx_txn_straggler(MDBX_txn *txn, int *percent);
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__deprecated LIBMDBX_API int mdbx_txn_straggler(const MDBX_txn *txn,
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int *percent);
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/* A lack-of-space callback function to resolve issues with a laggard readers.
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*
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@ -3433,7 +3435,7 @@ LIBMDBX_API int mdbx_env_set_oomfunc(MDBX_env *env, MDBX_oom_func *oom_func);
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* [in] env An environment handle returned by mdbx_env_create().
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*
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* Returns A MDBX_oom_func function or NULL if disabled. */
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LIBMDBX_API MDBX_oom_func *mdbx_env_get_oomfunc(MDBX_env *env);
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LIBMDBX_API MDBX_oom_func *mdbx_env_get_oomfunc(const MDBX_env *env);
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/**** B-tree Traversal *********************************************************
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* This is internal API for mdbx_chk tool. You should avoid to use it, except
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83
src/core.c
83
src/core.c
@ -334,11 +334,11 @@ node_largedata_pgno(const MDBX_node *const __restrict node) {
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#define LEAF_NODEMAX(pagesize) (PAGEROOM(pagesize) - sizeof(indx_t))
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#define MAX_GC1OVPAGE(pagesize) (PAGEROOM(pagesize) / sizeof(pgno_t) - 1)
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__cold int mdbx_env_get_maxkeysize(MDBX_env *env) {
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__cold int mdbx_env_get_maxkeysize(const MDBX_env *env) {
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return mdbx_env_get_maxkeysize_ex(env, MDBX_DUPSORT);
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}
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__cold int mdbx_env_get_maxkeysize_ex(MDBX_env *env, unsigned flags) {
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__cold int mdbx_env_get_maxkeysize_ex(const MDBX_env *env, unsigned flags) {
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if (unlikely(!env || env->me_signature != MDBX_ME_SIGNATURE))
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return -1;
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@ -370,7 +370,7 @@ __cold intptr_t mdbx_limits_keysize_max(intptr_t pagesize, unsigned flags) {
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return BRANCH_NODEMAX(pagesize) - NODESIZE - sizeof(pgno_t);
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}
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__cold int mdbx_env_get_maxvalsize_ex(MDBX_env *env, unsigned flags) {
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__cold int mdbx_env_get_maxvalsize_ex(const MDBX_env *env, unsigned flags) {
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if (unlikely(!env || env->me_signature != MDBX_ME_SIGNATURE))
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return -1;
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@ -3130,8 +3130,8 @@ static int __must_check_result mdbx_page_check(MDBX_env *env,
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static int __must_check_result mdbx_cursor_check(MDBX_cursor *mc, bool pending);
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static int __must_check_result mdbx_cursor_del0(MDBX_cursor *mc);
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static int __must_check_result mdbx_del0(MDBX_txn *txn, MDBX_dbi dbi,
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MDBX_val *key, MDBX_val *data,
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unsigned flags);
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const MDBX_val *key,
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const MDBX_val *data, unsigned flags);
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static int __must_check_result mdbx_cursor_sibling(MDBX_cursor *mc,
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int move_right);
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static int __must_check_result mdbx_cursor_next(MDBX_cursor *mc, MDBX_val *key,
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@ -3517,13 +3517,13 @@ static __maybe_unused void mdbx_page_list(MDBX_page *mp) {
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*tp = tracked->mc_next; \
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} while (0)
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|
||||
int mdbx_cmp(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
|
||||
int mdbx_cmp(const MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
|
||||
const MDBX_val *b) {
|
||||
mdbx_assert(NULL, txn->mt_signature == MDBX_MT_SIGNATURE);
|
||||
return txn->mt_dbxs[dbi].md_cmp(a, b);
|
||||
}
|
||||
|
||||
int mdbx_dcmp(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
|
||||
int mdbx_dcmp(const MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *a,
|
||||
const MDBX_val *b) {
|
||||
mdbx_assert(NULL, txn->mt_signature == MDBX_MT_SIGNATURE);
|
||||
return txn->mt_dbxs[dbi].md_dcmp(a, b);
|
||||
@ -4138,7 +4138,8 @@ mark_done:
|
||||
* [in] data For a put operation, the data being stored.
|
||||
*
|
||||
* Returns 0 on success, non-zero on failure. */
|
||||
static int mdbx_page_spill(MDBX_cursor *mc, MDBX_val *key, MDBX_val *data) {
|
||||
static int mdbx_page_spill(MDBX_cursor *mc, const MDBX_val *key,
|
||||
const MDBX_val *data) {
|
||||
if (mc->mc_flags & C_SUB)
|
||||
return MDBX_SUCCESS;
|
||||
|
||||
@ -4433,7 +4434,7 @@ static const char *mdbx_durable_str(const MDBX_meta *const meta) {
|
||||
/*----------------------------------------------------------------------------*/
|
||||
|
||||
/* Find oldest txnid still referenced. */
|
||||
static txnid_t mdbx_find_oldest(MDBX_txn *txn) {
|
||||
static txnid_t mdbx_find_oldest(const MDBX_txn *txn) {
|
||||
mdbx_tassert(txn, (txn->mt_flags & MDBX_RDONLY) == 0);
|
||||
MDBX_env *env = txn->mt_env;
|
||||
const txnid_t edge = mdbx_recent_steady_txnid(env);
|
||||
@ -6316,7 +6317,7 @@ int mdbx_txn_begin(MDBX_env *env, MDBX_txn *parent, unsigned flags,
|
||||
return rc;
|
||||
}
|
||||
|
||||
int mdbx_txn_info(MDBX_txn *txn, MDBX_txn_info *info, int scan_rlt) {
|
||||
int mdbx_txn_info(const MDBX_txn *txn, MDBX_txn_info *info, int scan_rlt) {
|
||||
int rc = check_txn(txn, MDBX_TXN_BLOCKED - MDBX_TXN_HAS_CHILD);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
return rc;
|
||||
@ -6430,20 +6431,20 @@ int mdbx_txn_info(MDBX_txn *txn, MDBX_txn_info *info, int scan_rlt) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
MDBX_env *mdbx_txn_env(MDBX_txn *txn) {
|
||||
MDBX_env *mdbx_txn_env(const MDBX_txn *txn) {
|
||||
if (unlikely(!txn || txn->mt_signature != MDBX_MT_SIGNATURE ||
|
||||
txn->mt_env->me_signature != MDBX_ME_SIGNATURE))
|
||||
return NULL;
|
||||
return txn->mt_env;
|
||||
}
|
||||
|
||||
uint64_t mdbx_txn_id(MDBX_txn *txn) {
|
||||
uint64_t mdbx_txn_id(const MDBX_txn *txn) {
|
||||
if (unlikely(!txn || txn->mt_signature != MDBX_MT_SIGNATURE))
|
||||
return 0;
|
||||
return txn->mt_txnid;
|
||||
}
|
||||
|
||||
int mdbx_txn_flags(MDBX_txn *txn) {
|
||||
int mdbx_txn_flags(const MDBX_txn *txn) {
|
||||
if (unlikely(!txn || txn->mt_signature != MDBX_MT_SIGNATURE))
|
||||
return -1;
|
||||
return txn->mt_flags;
|
||||
@ -9146,7 +9147,7 @@ int __cold mdbx_env_set_maxreaders(MDBX_env *env, unsigned readers) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int __cold mdbx_env_get_maxreaders(MDBX_env *env, unsigned *readers) {
|
||||
int __cold mdbx_env_get_maxreaders(const MDBX_env *env, unsigned *readers) {
|
||||
if (!env || !readers)
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -10839,7 +10840,7 @@ static __always_inline int mdbx_node_read(MDBX_cursor *mc, MDBX_node *node,
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int mdbx_get(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data) {
|
||||
int mdbx_get(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key, MDBX_val *data) {
|
||||
DKBUF;
|
||||
mdbx_debug("===> get db %u key [%s]", dbi, DKEY(key));
|
||||
|
||||
@ -10859,7 +10860,7 @@ int mdbx_get(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data) {
|
||||
return rc;
|
||||
|
||||
int exact = 0;
|
||||
return mdbx_cursor_set(&cx.outer, key, data, MDBX_SET, &exact);
|
||||
return mdbx_cursor_set(&cx.outer, (MDBX_val *)key, data, MDBX_SET, &exact);
|
||||
}
|
||||
|
||||
int mdbx_get_nearest(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key,
|
||||
@ -11681,7 +11682,7 @@ static int mdbx_cursor_touch(MDBX_cursor *mc) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
int mdbx_cursor_put(MDBX_cursor *mc, MDBX_val *key, MDBX_val *data,
|
||||
int mdbx_cursor_put(MDBX_cursor *mc, const MDBX_val *key, MDBX_val *data,
|
||||
unsigned flags) {
|
||||
MDBX_env *env;
|
||||
MDBX_page *sub_root = NULL;
|
||||
@ -11831,7 +11832,7 @@ int mdbx_cursor_put(MDBX_cursor *mc, MDBX_val *key, MDBX_val *data,
|
||||
}
|
||||
}
|
||||
} else {
|
||||
rc = mdbx_cursor_set(mc, key, &d2, MDBX_SET, &exact);
|
||||
rc = mdbx_cursor_set(mc, (MDBX_val *)key, &d2, MDBX_SET, &exact);
|
||||
}
|
||||
if ((flags & MDBX_NOOVERWRITE) &&
|
||||
(rc == MDBX_SUCCESS || rc == MDBX_EKEYMISMATCH)) {
|
||||
@ -13005,7 +13006,7 @@ int mdbx_cursor_renew(MDBX_txn *txn, MDBX_cursor *mc) {
|
||||
}
|
||||
|
||||
/* Return the count of duplicate data items for the current key */
|
||||
int mdbx_cursor_count(MDBX_cursor *mc, size_t *countp) {
|
||||
int mdbx_cursor_count(const MDBX_cursor *mc, size_t *countp) {
|
||||
if (unlikely(mc == NULL))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -13069,7 +13070,7 @@ void mdbx_cursor_close(MDBX_cursor *mc) {
|
||||
}
|
||||
}
|
||||
|
||||
MDBX_txn *mdbx_cursor_txn(MDBX_cursor *mc) {
|
||||
MDBX_txn *mdbx_cursor_txn(const MDBX_cursor *mc) {
|
||||
if (unlikely(!mc || mc->mc_signature != MDBX_MC_SIGNATURE))
|
||||
return NULL;
|
||||
MDBX_txn *txn = mc->mc_txn;
|
||||
@ -13080,7 +13081,7 @@ MDBX_txn *mdbx_cursor_txn(MDBX_cursor *mc) {
|
||||
return txn;
|
||||
}
|
||||
|
||||
MDBX_dbi mdbx_cursor_dbi(MDBX_cursor *mc) {
|
||||
MDBX_dbi mdbx_cursor_dbi(const MDBX_cursor *mc) {
|
||||
if (unlikely(!mc || mc->mc_signature != MDBX_MC_SIGNATURE))
|
||||
return UINT_MAX;
|
||||
return mc->mc_dbi;
|
||||
@ -14306,7 +14307,8 @@ static int mdbx_cursor_del0(MDBX_cursor *mc) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
int mdbx_del(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data) {
|
||||
int mdbx_del(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
|
||||
const MDBX_val *data) {
|
||||
int rc = check_txn_rw(txn, MDBX_TXN_BLOCKED);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
return rc;
|
||||
@ -14323,8 +14325,8 @@ int mdbx_del(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data) {
|
||||
return mdbx_del0(txn, dbi, key, data, 0);
|
||||
}
|
||||
|
||||
static int mdbx_del0(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data,
|
||||
unsigned flags) {
|
||||
static int mdbx_del0(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
|
||||
const MDBX_val *data, unsigned flags) {
|
||||
MDBX_cursor_couple cx;
|
||||
MDBX_cursor_op op;
|
||||
MDBX_val rdata;
|
||||
@ -14346,7 +14348,8 @@ static int mdbx_del0(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data,
|
||||
op = MDBX_SET;
|
||||
flags |= MDBX_NODUPDATA;
|
||||
}
|
||||
rc = mdbx_cursor_set(&cx.outer, key, data, op, &exact);
|
||||
rc =
|
||||
mdbx_cursor_set(&cx.outer, (MDBX_val *)key, (MDBX_val *)data, op, &exact);
|
||||
if (likely(rc == MDBX_SUCCESS)) {
|
||||
/* let mdbx_page_split know about this cursor if needed:
|
||||
* delete will trigger a rebalance; if it needs to move
|
||||
@ -14846,7 +14849,7 @@ done:
|
||||
return rc;
|
||||
}
|
||||
|
||||
int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data,
|
||||
int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key, MDBX_val *data,
|
||||
unsigned flags) {
|
||||
int rc = check_txn_rw(txn, MDBX_TXN_BLOCKED);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
@ -14874,7 +14877,7 @@ int mdbx_put(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *data,
|
||||
|
||||
/* LY: support for update (explicit overwrite) */
|
||||
if (flags & MDBX_CURRENT) {
|
||||
rc = mdbx_cursor_get(&cx.outer, key, NULL, MDBX_SET);
|
||||
rc = mdbx_cursor_get(&cx.outer, (MDBX_val *)key, NULL, MDBX_SET);
|
||||
if (likely(rc == MDBX_SUCCESS) &&
|
||||
(txn->mt_dbs[dbi].md_flags & MDBX_DUPSORT)) {
|
||||
/* LY: allows update (explicit overwrite) only for unique keys */
|
||||
@ -15535,7 +15538,7 @@ int __cold mdbx_env_set_flags(MDBX_env *env, unsigned flags, int onoff) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int __cold mdbx_env_get_flags(MDBX_env *env, unsigned *arg) {
|
||||
int __cold mdbx_env_get_flags(const MDBX_env *env, unsigned *arg) {
|
||||
if (unlikely(!env || !arg))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -15557,7 +15560,7 @@ int __cold mdbx_env_set_userctx(MDBX_env *env, void *ctx) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
void *__cold mdbx_env_get_userctx(MDBX_env *env) {
|
||||
void *__cold mdbx_env_get_userctx(const MDBX_env *env) {
|
||||
return env ? env->me_userctx : NULL;
|
||||
}
|
||||
|
||||
@ -15577,7 +15580,7 @@ int __cold mdbx_env_set_assert(MDBX_env *env, MDBX_assert_func *func) {
|
||||
#endif
|
||||
}
|
||||
|
||||
int __cold mdbx_env_get_path(MDBX_env *env, const char **arg) {
|
||||
int __cold mdbx_env_get_path(const MDBX_env *env, const char **arg) {
|
||||
if (unlikely(!env || !arg))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -15588,7 +15591,7 @@ int __cold mdbx_env_get_path(MDBX_env *env, const char **arg) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int __cold mdbx_env_get_fd(MDBX_env *env, mdbx_filehandle_t *arg) {
|
||||
int __cold mdbx_env_get_fd(const MDBX_env *env, mdbx_filehandle_t *arg) {
|
||||
if (unlikely(!env || !arg))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -16314,7 +16317,7 @@ int mdbx_set_dupsort(MDBX_txn *txn, MDBX_dbi dbi, MDBX_cmp_func *cmp) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int __cold mdbx_reader_list(MDBX_env *env, MDBX_reader_list_func *func,
|
||||
int __cold mdbx_reader_list(const MDBX_env *env, MDBX_reader_list_func *func,
|
||||
void *ctx) {
|
||||
if (unlikely(!env || !func))
|
||||
return MDBX_EINVAL;
|
||||
@ -16705,7 +16708,7 @@ int __cold mdbx_env_set_oomfunc(MDBX_env *env, MDBX_oom_func *oomfunc) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
MDBX_oom_func *__cold mdbx_env_get_oomfunc(MDBX_env *env) {
|
||||
MDBX_oom_func *__cold mdbx_env_get_oomfunc(const MDBX_env *env) {
|
||||
return likely(env && env->me_signature == MDBX_ME_SIGNATURE)
|
||||
? env->me_oom_func
|
||||
: NULL;
|
||||
@ -16715,7 +16718,7 @@ MDBX_oom_func *__cold mdbx_env_get_oomfunc(MDBX_env *env) {
|
||||
/* LY: avoid tsan-trap by me_txn, mm_last_pg and mt_next_pgno */
|
||||
__attribute__((__no_sanitize_thread__, __noinline__))
|
||||
#endif
|
||||
int mdbx_txn_straggler(MDBX_txn *txn, int *percent)
|
||||
int mdbx_txn_straggler(const MDBX_txn *txn, int *percent)
|
||||
{
|
||||
int rc = check_txn(txn, MDBX_TXN_BLOCKED);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
@ -17026,7 +17029,7 @@ int mdbx_canary_put(MDBX_txn *txn, const mdbx_canary *canary) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int mdbx_canary_get(MDBX_txn *txn, mdbx_canary *canary) {
|
||||
int mdbx_canary_get(const MDBX_txn *txn, mdbx_canary *canary) {
|
||||
int rc = check_txn(txn, MDBX_TXN_BLOCKED);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
return rc;
|
||||
@ -17038,7 +17041,7 @@ int mdbx_canary_get(MDBX_txn *txn, mdbx_canary *canary) {
|
||||
return MDBX_SUCCESS;
|
||||
}
|
||||
|
||||
int mdbx_cursor_on_first(MDBX_cursor *mc) {
|
||||
int mdbx_cursor_on_first(const MDBX_cursor *mc) {
|
||||
if (unlikely(mc == NULL))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -17056,7 +17059,7 @@ int mdbx_cursor_on_first(MDBX_cursor *mc) {
|
||||
return MDBX_RESULT_TRUE;
|
||||
}
|
||||
|
||||
int mdbx_cursor_on_last(MDBX_cursor *mc) {
|
||||
int mdbx_cursor_on_last(const MDBX_cursor *mc) {
|
||||
if (unlikely(mc == NULL))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -17075,7 +17078,7 @@ int mdbx_cursor_on_last(MDBX_cursor *mc) {
|
||||
return MDBX_RESULT_TRUE;
|
||||
}
|
||||
|
||||
int mdbx_cursor_eof(MDBX_cursor *mc) {
|
||||
int mdbx_cursor_eof(const MDBX_cursor *mc) {
|
||||
if (unlikely(mc == NULL))
|
||||
return MDBX_EINVAL;
|
||||
|
||||
@ -17507,8 +17510,8 @@ int mdbx_estimate_range(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *begin_key,
|
||||
* - внешняя аллокация курсоров, в том числе на стеке (без malloc).
|
||||
* - получения статуса страницы по адресу (знать о P_DIRTY).
|
||||
*/
|
||||
int mdbx_replace(MDBX_txn *txn, MDBX_dbi dbi, MDBX_val *key, MDBX_val *new_data,
|
||||
MDBX_val *old_data, unsigned flags) {
|
||||
int mdbx_replace(MDBX_txn *txn, MDBX_dbi dbi, const MDBX_val *key,
|
||||
MDBX_val *new_data, MDBX_val *old_data, unsigned flags) {
|
||||
int rc = check_txn_rw(txn, MDBX_TXN_BLOCKED);
|
||||
if (unlikely(rc != MDBX_SUCCESS))
|
||||
return rc;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user