gecko-dev/storage/variantToSQLiteT_impl.h
Birunthan Mohanathas 296aa63730 Bug 1164717 - Flatten storage/src/ directory. r=mak
--HG--
rename : storage/src/FileSystemModule.cpp => storage/FileSystemModule.cpp
rename : storage/src/FileSystemModule.h => storage/FileSystemModule.h
rename : storage/src/IStorageBindingParamsInternal.h => storage/IStorageBindingParamsInternal.h
rename : storage/src/SQLCollations.cpp => storage/SQLCollations.cpp
rename : storage/src/SQLCollations.h => storage/SQLCollations.h
rename : storage/src/SQLiteMutex.h => storage/SQLiteMutex.h
rename : storage/src/StorageBaseStatementInternal.cpp => storage/StorageBaseStatementInternal.cpp
rename : storage/src/StorageBaseStatementInternal.h => storage/StorageBaseStatementInternal.h
rename : storage/src/TelemetryVFS.cpp => storage/TelemetryVFS.cpp
rename : storage/src/VacuumManager.cpp => storage/VacuumManager.cpp
rename : storage/src/VacuumManager.h => storage/VacuumManager.h
rename : storage/src/Variant.h => storage/Variant.h
rename : storage/src/Variant_inl.h => storage/Variant_inl.h
rename : storage/src/mozStorageArgValueArray.cpp => storage/mozStorageArgValueArray.cpp
rename : storage/src/mozStorageArgValueArray.h => storage/mozStorageArgValueArray.h
rename : storage/src/mozStorageAsyncStatement.cpp => storage/mozStorageAsyncStatement.cpp
rename : storage/src/mozStorageAsyncStatement.h => storage/mozStorageAsyncStatement.h
rename : storage/src/mozStorageAsyncStatementExecution.cpp => storage/mozStorageAsyncStatementExecution.cpp
rename : storage/src/mozStorageAsyncStatementExecution.h => storage/mozStorageAsyncStatementExecution.h
rename : storage/src/mozStorageAsyncStatementJSHelper.cpp => storage/mozStorageAsyncStatementJSHelper.cpp
rename : storage/src/mozStorageAsyncStatementJSHelper.h => storage/mozStorageAsyncStatementJSHelper.h
rename : storage/src/mozStorageAsyncStatementParams.cpp => storage/mozStorageAsyncStatementParams.cpp
rename : storage/src/mozStorageAsyncStatementParams.h => storage/mozStorageAsyncStatementParams.h
rename : storage/src/mozStorageBindingParams.cpp => storage/mozStorageBindingParams.cpp
rename : storage/src/mozStorageBindingParams.h => storage/mozStorageBindingParams.h
rename : storage/src/mozStorageBindingParamsArray.cpp => storage/mozStorageBindingParamsArray.cpp
rename : storage/src/mozStorageBindingParamsArray.h => storage/mozStorageBindingParamsArray.h
rename : storage/src/mozStorageConnection.cpp => storage/mozStorageConnection.cpp
rename : storage/src/mozStorageConnection.h => storage/mozStorageConnection.h
rename : storage/src/mozStorageError.cpp => storage/mozStorageError.cpp
rename : storage/src/mozStorageError.h => storage/mozStorageError.h
rename : storage/src/mozStoragePrivateHelpers.cpp => storage/mozStoragePrivateHelpers.cpp
rename : storage/src/mozStoragePrivateHelpers.h => storage/mozStoragePrivateHelpers.h
rename : storage/src/mozStorageResultSet.cpp => storage/mozStorageResultSet.cpp
rename : storage/src/mozStorageResultSet.h => storage/mozStorageResultSet.h
rename : storage/src/mozStorageRow.cpp => storage/mozStorageRow.cpp
rename : storage/src/mozStorageRow.h => storage/mozStorageRow.h
rename : storage/src/mozStorageSQLFunctions.cpp => storage/mozStorageSQLFunctions.cpp
rename : storage/src/mozStorageSQLFunctions.h => storage/mozStorageSQLFunctions.h
rename : storage/src/mozStorageService.cpp => storage/mozStorageService.cpp
rename : storage/src/mozStorageService.h => storage/mozStorageService.h
rename : storage/src/mozStorageStatement.cpp => storage/mozStorageStatement.cpp
rename : storage/src/mozStorageStatement.h => storage/mozStorageStatement.h
rename : storage/src/mozStorageStatementData.h => storage/mozStorageStatementData.h
rename : storage/src/mozStorageStatementJSHelper.cpp => storage/mozStorageStatementJSHelper.cpp
rename : storage/src/mozStorageStatementJSHelper.h => storage/mozStorageStatementJSHelper.h
rename : storage/src/mozStorageStatementParams.cpp => storage/mozStorageStatementParams.cpp
rename : storage/src/mozStorageStatementParams.h => storage/mozStorageStatementParams.h
rename : storage/src/mozStorageStatementRow.cpp => storage/mozStorageStatementRow.cpp
rename : storage/src/mozStorageStatementRow.h => storage/mozStorageStatementRow.h
rename : storage/src/variantToSQLiteT_impl.h => storage/variantToSQLiteT_impl.h
2015-05-19 10:47:33 -07:00

128 lines
4.3 KiB
C++

/* -*- 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/. */
// Note: we are already in the namepace mozilla::storage
// Note 2: whoever #includes this file must provide implementations of
// sqlite3_T_* prior.
////////////////////////////////////////////////////////////////////////////////
//// variantToSQLiteT Implementation
template <typename T>
int
variantToSQLiteT(T aObj,
nsIVariant *aValue)
{
// Allow to return nullptr not wrapped to nsIVariant for speed.
if (!aValue)
return sqlite3_T_null(aObj);
uint16_t type;
(void)aValue->GetDataType(&type);
switch (type) {
case nsIDataType::VTYPE_INT8:
case nsIDataType::VTYPE_INT16:
case nsIDataType::VTYPE_INT32:
case nsIDataType::VTYPE_UINT8:
case nsIDataType::VTYPE_UINT16:
{
int32_t value;
nsresult rv = aValue->GetAsInt32(&value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_int(aObj, value);
}
case nsIDataType::VTYPE_UINT32: // Try to preserve full range
case nsIDataType::VTYPE_INT64:
// Data loss possible, but there is no unsigned types in SQLite
case nsIDataType::VTYPE_UINT64:
{
int64_t value;
nsresult rv = aValue->GetAsInt64(&value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_int64(aObj, value);
}
case nsIDataType::VTYPE_FLOAT:
case nsIDataType::VTYPE_DOUBLE:
{
double value;
nsresult rv = aValue->GetAsDouble(&value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_double(aObj, value);
}
case nsIDataType::VTYPE_BOOL:
{
bool value;
nsresult rv = aValue->GetAsBool(&value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_int(aObj, value ? 1 : 0);
}
case nsIDataType::VTYPE_CHAR:
case nsIDataType::VTYPE_CHAR_STR:
case nsIDataType::VTYPE_STRING_SIZE_IS:
case nsIDataType::VTYPE_UTF8STRING:
case nsIDataType::VTYPE_CSTRING:
{
nsAutoCString value;
// GetAsAUTF8String should never perform conversion when coming from
// 8-bit string types, and thus can accept strings with arbitrary encoding
// (including UTF8 and ASCII).
nsresult rv = aValue->GetAsAUTF8String(value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_text(aObj, value);
}
case nsIDataType::VTYPE_WCHAR:
case nsIDataType::VTYPE_DOMSTRING:
case nsIDataType::VTYPE_WCHAR_STR:
case nsIDataType::VTYPE_WSTRING_SIZE_IS:
case nsIDataType::VTYPE_ASTRING:
{
nsAutoString value;
// GetAsAString does proper conversion to UCS2 from all string-like types.
// It can be used universally without problems (unless someone implements
// their own variant, but that's their problem).
nsresult rv = aValue->GetAsAString(value);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
return sqlite3_T_text16(aObj, value);
}
case nsIDataType::VTYPE_VOID:
case nsIDataType::VTYPE_EMPTY:
case nsIDataType::VTYPE_EMPTY_ARRAY:
return sqlite3_T_null(aObj);
case nsIDataType::VTYPE_ARRAY:
{
uint16_t type;
nsIID iid;
uint32_t count;
void *data;
nsresult rv = aValue->GetAsArray(&type, &iid, &count, &data);
NS_ENSURE_SUCCESS(rv, SQLITE_MISMATCH);
// Check to make sure it's a supported type.
NS_ASSERTION(type == nsIDataType::VTYPE_UINT8,
"Invalid type passed! You may leak!");
if (type != nsIDataType::VTYPE_UINT8) {
// Technically this could leak with certain data types, but somebody was
// being stupid passing us this anyway.
free(data);
return SQLITE_MISMATCH;
}
// Finally do our thing. The function should free the array accordingly!
int rc = sqlite3_T_blob(aObj, data, count);
return rc;
}
// Maybe, it'll be possible to convert these
// in future too.
case nsIDataType::VTYPE_ID:
case nsIDataType::VTYPE_INTERFACE:
case nsIDataType::VTYPE_INTERFACE_IS:
default:
return SQLITE_MISMATCH;
}
return SQLITE_OK;
}