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