зеркало из https://github.com/mozilla/gecko-dev.git
250 строки
10 KiB
C++
250 строки
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_storage_SQLCollations_h
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#define mozilla_storage_SQLCollations_h
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#include "mozStorageService.h"
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#include "nscore.h"
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#include "nsString.h"
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#include "sqlite3.h"
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namespace mozilla {
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namespace storage {
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/**
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* Registers the collating sequences declared here with the specified
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* database and Service.
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*
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* @param aDB
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* The database we'll be registering the collations with.
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* @param aService
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* The Service that owns the nsICollation used by our collations.
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* @return the SQLite status code indicating success or failure.
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*/
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int registerCollations(sqlite3 *aDB, Service *aService);
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////////////////////////////////////////////////////////////////////////////////
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//// Predefined Functions
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/**
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* Custom UTF-8 collating sequence that respects the application's locale.
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* Comparison is case- and accent-insensitive. This is called by SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @param aLen2
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* The number of bytes in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollation8(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-8 collating sequence that respects the application's locale.
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* Comparison is case-sensitive and accent-insensitive. This is called by
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* SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @param aLen2
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* The number of bytes in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationCaseSensitive8(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-8 collating sequence that respects the application's locale.
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* Comparison is case-insensitive and accent-sensitive. This is called by
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* SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @param aLen2
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* The number of bytes in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationAccentSensitive8(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-8 collating sequence that respects the application's locale.
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* Comparison is case- and accent-sensitive. This is called by SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @param aLen2
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* The number of bytes in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationCaseAccentSensitive8(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-16 collating sequence that respects the application's locale.
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* Comparison is case- and accent-insensitive. This is called by SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes (not characters) in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @param aLen2
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* The number of bytes (not characters) in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollation16(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-16 collating sequence that respects the application's locale.
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* Comparison is case-sensitive and accent-insensitive. This is called by
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* SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes (not characters) in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @param aLen2
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* The number of bytes (not characters) in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationCaseSensitive16(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-16 collating sequence that respects the application's locale.
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* Comparison is case-insensitive and accent-sensitive. This is called by
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* SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes (not characters) in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @param aLen2
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* The number of bytes (not characters) in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationAccentSensitive16(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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/**
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* Custom UTF-16 collating sequence that respects the application's locale.
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* Comparison is case- and accent-sensitive. This is called by SQLite.
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*
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* @param aService
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* The Service that owns the nsICollation used by this collation.
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* @param aLen1
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* The number of bytes (not characters) in aStr1.
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* @param aStr1
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* The string to be compared against aStr2. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @param aLen2
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* The number of bytes (not characters) in aStr2.
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* @param aStr2
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* The string to be compared against aStr1. It will be passed in by
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* SQLite as a non-null-terminated char16_t* buffer.
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* @return aStr1 - aStr2. That is, if aStr1 < aStr2, returns a negative number.
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* If aStr1 > aStr2, returns a positive number. If aStr1 == aStr2,
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* returns 0.
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*/
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int localeCollationCaseAccentSensitive16(void *aService,
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int aLen1,
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const void *aStr1,
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int aLen2,
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const void *aStr2);
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} // namespace storage
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} // namespace mozilla
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#endif // mozilla_storage_SQLCollations_h
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