// better_sqlite3.cpp // #include "better_sqlite3.hpp" #line 154 "./src/util/macros.lzz" void SetPrototypeGetter( v8::Isolate* isolate, v8::Local data, v8::Local recv, const char* name, v8::AccessorNameGetterCallback func ) { v8::HandleScope scope(isolate); #if defined NODE_MODULE_VERSION && NODE_MODULE_VERSION < 121 recv->InstanceTemplate()->SetAccessor( InternalizedFromLatin1(isolate, name), func, 0, data, v8::AccessControl::DEFAULT, v8::PropertyAttribute::None ); #else recv->InstanceTemplate()->SetNativeDataProperty( InternalizedFromLatin1(isolate, name), func, 0, data ); #endif } #line 184 "./src/util/macros.lzz" #ifndef V8_COMPRESS_POINTERS_IN_SHARED_CAGE #define SAFE_NEW_BUFFER(env, data, length, finalizeCallback, finalizeHint) node::Buffer::New(env, data, length, finalizeCallback, finalizeHint) #else static inline v8::MaybeLocal BufferSandboxNew(v8::Isolate* isolate, char* data, size_t length, void (*finalizeCallback)(char*, void*), void* finalizeHint) { v8::MaybeLocal buffer = node::Buffer::Copy(isolate, data, length); finalizeCallback(data, finalizeHint); return buffer; } #define SAFE_NEW_BUFFER(env, data, length, finalizeCallback, finalizeHint) BufferSandboxNew(env, data, length, finalizeCallback, finalizeHint) #endif #line 39 "./src/util/binder.lzz" static bool IsPlainObject(v8::Isolate* isolate, v8::Local obj) { v8::Local proto = obj->GetPrototype(); #if defined NODE_MODULE_VERSION && NODE_MODULE_VERSION < 93 v8::Local ctx = obj->CreationContext(); #else v8::Local ctx = obj->GetCreationContext().ToLocalChecked(); #endif ctx->Enter(); v8::Local baseProto = v8::Object::New(isolate)->GetPrototype(); ctx->Exit(); return proto->StrictEquals(baseProto) || proto->StrictEquals(v8::Null(isolate)); } #line 67 "./src/better_sqlite3.lzz" NODE_MODULE_INIT(/* exports, context */) { v8::Isolate* isolate = context->GetIsolate(); v8::HandleScope scope(isolate); // Initialize addon instance. Addon* addon = new Addon(isolate); v8::Local data = v8::External::New(isolate, addon); node::AddEnvironmentCleanupHook(isolate, Addon::Cleanup, addon); // Create and export native-backed classes and functions. exports->Set(context, InternalizedFromLatin1(isolate, "Database"), Database::Init(isolate, data)).FromJust(); exports->Set(context, InternalizedFromLatin1(isolate, "Statement"), Statement::Init(isolate, data)).FromJust(); exports->Set(context, InternalizedFromLatin1(isolate, "StatementIterator"), StatementIterator::Init(isolate, data)).FromJust(); exports->Set(context, InternalizedFromLatin1(isolate, "Backup"), Backup::Init(isolate, data)).FromJust(); exports->Set(context, InternalizedFromLatin1(isolate, "setErrorConstructor"), v8::FunctionTemplate::New(isolate, Addon::JS_setErrorConstructor, data)->GetFunction(context).ToLocalChecked()).FromJust(); // Store addon instance data. addon->Statement.Reset(isolate, exports->Get(context, InternalizedFromLatin1(isolate, "Statement")).ToLocalChecked().As()); addon->StatementIterator.Reset(isolate, exports->Get(context, InternalizedFromLatin1(isolate, "StatementIterator")).ToLocalChecked().As()); addon->Backup.Reset(isolate, exports->Get(context, InternalizedFromLatin1(isolate, "Backup")).ToLocalChecked().As()); } #define LZZ_INLINE inline #line 65 "./src/util/data.lzz" namespace Data { #line 67 "./src/util/data.lzz" static char const FLAT = 0; } #line 65 "./src/util/data.lzz" namespace Data { #line 68 "./src/util/data.lzz" static char const PLUCK = 1; } #line 65 "./src/util/data.lzz" namespace Data { #line 69 "./src/util/data.lzz" static char const EXPAND = 2; } #line 65 "./src/util/data.lzz" namespace Data { #line 70 "./src/util/data.lzz" static char const RAW = 3; } #line 38 "./src/util/macros.lzz" void ThrowError (char const * message) #line 38 "./src/util/macros.lzz" { v8 :: Isolate * isolate = v8 :: Isolate :: GetCurrent ( ) ; isolate->ThrowException(v8::Exception::Error(StringFromUtf8(isolate, message, -1))); } #line 39 "./src/util/macros.lzz" void ThrowTypeError (char const * message) #line 39 "./src/util/macros.lzz" { v8 :: Isolate * isolate = v8 :: Isolate :: GetCurrent ( ) ; isolate->ThrowException(v8::Exception::TypeError(StringFromUtf8(isolate, message, -1))); } #line 40 "./src/util/macros.lzz" void ThrowRangeError (char const * message) #line 40 "./src/util/macros.lzz" { v8 :: Isolate * isolate = v8 :: Isolate :: GetCurrent ( ) ; isolate->ThrowException(v8::Exception::RangeError(StringFromUtf8(isolate, message, -1))); } #line 106 "./src/util/macros.lzz" v8::Local NewConstructorTemplate (v8::Isolate * isolate, v8::Local data, v8::FunctionCallback func, char const * name) #line 111 "./src/util/macros.lzz" { v8::Local t = v8::FunctionTemplate::New(isolate, func, data); t->InstanceTemplate()->SetInternalFieldCount(1); t->SetClassName(InternalizedFromLatin1(isolate, name)); return t; } #line 117 "./src/util/macros.lzz" void SetPrototypeMethod (v8::Isolate * isolate, v8::Local data, v8::Local recv, char const * name, v8::FunctionCallback func) #line 123 "./src/util/macros.lzz" { v8::HandleScope scope(isolate); recv->PrototypeTemplate()->Set( InternalizedFromLatin1(isolate, name), v8::FunctionTemplate::New(isolate, func, data, v8::Signature::New(isolate, recv)) ); } #line 130 "./src/util/macros.lzz" void SetPrototypeSymbolMethod (v8::Isolate * isolate, v8::Local data, v8::Local recv, v8::Local symbol, v8::FunctionCallback func) #line 136 "./src/util/macros.lzz" { v8::HandleScope scope(isolate); recv->PrototypeTemplate()->Set( symbol, v8::FunctionTemplate::New(isolate, func, data, v8::Signature::New(isolate, recv)) ); } #line 4 "./src/util/constants.lzz" v8::Local CS::Code (v8::Isolate * isolate, int code) #line 4 "./src/util/constants.lzz" { auto element = codes.find(code); if (element != codes.end()) return element->second.Get(isolate); return StringFromUtf8(isolate, (std::string("UNKNOWN_SQLITE_ERROR_") + std::to_string(code)).c_str(), -1); } #line 10 "./src/util/constants.lzz" CS::CS (v8::Isolate * isolate) #line 10 "./src/util/constants.lzz" { SetString(isolate, database, "database"); SetString(isolate, reader, "reader"); SetString(isolate, source, "source"); SetString(isolate, memory, "memory"); SetString(isolate, readonly, "readonly"); SetString(isolate, name, "name"); SetString(isolate, next, "next"); SetString(isolate, length, "length"); SetString(isolate, done, "done"); SetString(isolate, value, "value"); SetString(isolate, changes, "changes"); SetString(isolate, lastInsertRowid, "lastInsertRowid"); SetString(isolate, statement, "statement"); SetString(isolate, column, "column"); SetString(isolate, table, "table"); SetString(isolate, type, "type"); SetString(isolate, totalPages, "totalPages"); SetString(isolate, remainingPages, "remainingPages"); SetCode(isolate, SQLITE_OK, "SQLITE_OK"); SetCode(isolate, SQLITE_ERROR, "SQLITE_ERROR"); SetCode(isolate, SQLITE_INTERNAL, "SQLITE_INTERNAL"); SetCode(isolate, SQLITE_PERM, "SQLITE_PERM"); SetCode(isolate, SQLITE_ABORT, "SQLITE_ABORT"); SetCode(isolate, SQLITE_BUSY, "SQLITE_BUSY"); SetCode(isolate, SQLITE_LOCKED, "SQLITE_LOCKED"); SetCode(isolate, SQLITE_NOMEM, "SQLITE_NOMEM"); SetCode(isolate, SQLITE_READONLY, "SQLITE_READONLY"); SetCode(isolate, SQLITE_INTERRUPT, "SQLITE_INTERRUPT"); SetCode(isolate, SQLITE_IOERR, "SQLITE_IOERR"); SetCode(isolate, SQLITE_CORRUPT, "SQLITE_CORRUPT"); SetCode(isolate, SQLITE_NOTFOUND, "SQLITE_NOTFOUND"); SetCode(isolate, SQLITE_FULL, "SQLITE_FULL"); SetCode(isolate, SQLITE_CANTOPEN, "SQLITE_CANTOPEN"); SetCode(isolate, SQLITE_PROTOCOL, "SQLITE_PROTOCOL"); SetCode(isolate, SQLITE_EMPTY, "SQLITE_EMPTY"); SetCode(isolate, SQLITE_SCHEMA, "SQLITE_SCHEMA"); SetCode(isolate, SQLITE_TOOBIG, "SQLITE_TOOBIG"); SetCode(isolate, SQLITE_CONSTRAINT, "SQLITE_CONSTRAINT"); SetCode(isolate, SQLITE_MISMATCH, "SQLITE_MISMATCH"); SetCode(isolate, SQLITE_MISUSE, "SQLITE_MISUSE"); SetCode(isolate, SQLITE_NOLFS, "SQLITE_NOLFS"); SetCode(isolate, SQLITE_AUTH, "SQLITE_AUTH"); SetCode(isolate, SQLITE_FORMAT, "SQLITE_FORMAT"); SetCode(isolate, SQLITE_RANGE, "SQLITE_RANGE"); SetCode(isolate, SQLITE_NOTADB, "SQLITE_NOTADB"); SetCode(isolate, SQLITE_NOTICE, "SQLITE_NOTICE"); SetCode(isolate, SQLITE_WARNING, "SQLITE_WARNING"); SetCode(isolate, SQLITE_ROW, "SQLITE_ROW"); SetCode(isolate, SQLITE_DONE, "SQLITE_DONE"); SetCode(isolate, SQLITE_ERROR_MISSING_COLLSEQ, "SQLITE_ERROR_MISSING_COLLSEQ"); SetCode(isolate, SQLITE_ERROR_RETRY, "SQLITE_ERROR_RETRY"); SetCode(isolate, SQLITE_ERROR_SNAPSHOT, "SQLITE_ERROR_SNAPSHOT"); SetCode(isolate, SQLITE_IOERR_READ, "SQLITE_IOERR_READ"); SetCode(isolate, SQLITE_IOERR_SHORT_READ, "SQLITE_IOERR_SHORT_READ"); SetCode(isolate, SQLITE_IOERR_WRITE, "SQLITE_IOERR_WRITE"); SetCode(isolate, SQLITE_IOERR_FSYNC, "SQLITE_IOERR_FSYNC"); SetCode(isolate, SQLITE_IOERR_DIR_FSYNC, "SQLITE_IOERR_DIR_FSYNC"); SetCode(isolate, SQLITE_IOERR_TRUNCATE, "SQLITE_IOERR_TRUNCATE"); SetCode(isolate, SQLITE_IOERR_FSTAT, "SQLITE_IOERR_FSTAT"); SetCode(isolate, SQLITE_IOERR_UNLOCK, "SQLITE_IOERR_UNLOCK"); SetCode(isolate, SQLITE_IOERR_RDLOCK, "SQLITE_IOERR_RDLOCK"); SetCode(isolate, SQLITE_IOERR_DELETE, "SQLITE_IOERR_DELETE"); SetCode(isolate, SQLITE_IOERR_BLOCKED, "SQLITE_IOERR_BLOCKED"); SetCode(isolate, SQLITE_IOERR_NOMEM, "SQLITE_IOERR_NOMEM"); SetCode(isolate, SQLITE_IOERR_ACCESS, "SQLITE_IOERR_ACCESS"); SetCode(isolate, SQLITE_IOERR_CHECKRESERVEDLOCK, "SQLITE_IOERR_CHECKRESERVEDLOCK"); SetCode(isolate, SQLITE_IOERR_LOCK, "SQLITE_IOERR_LOCK"); SetCode(isolate, SQLITE_IOERR_CLOSE, "SQLITE_IOERR_CLOSE"); SetCode(isolate, SQLITE_IOERR_DIR_CLOSE, "SQLITE_IOERR_DIR_CLOSE"); SetCode(isolate, SQLITE_IOERR_SHMOPEN, "SQLITE_IOERR_SHMOPEN"); SetCode(isolate, SQLITE_IOERR_SHMSIZE, "SQLITE_IOERR_SHMSIZE"); SetCode(isolate, SQLITE_IOERR_SHMLOCK, "SQLITE_IOERR_SHMLOCK"); SetCode(isolate, SQLITE_IOERR_SHMMAP, "SQLITE_IOERR_SHMMAP"); SetCode(isolate, SQLITE_IOERR_SEEK, "SQLITE_IOERR_SEEK"); SetCode(isolate, SQLITE_IOERR_DELETE_NOENT, "SQLITE_IOERR_DELETE_NOENT"); SetCode(isolate, SQLITE_IOERR_MMAP, "SQLITE_IOERR_MMAP"); SetCode(isolate, SQLITE_IOERR_GETTEMPPATH, "SQLITE_IOERR_GETTEMPPATH"); SetCode(isolate, SQLITE_IOERR_CONVPATH, "SQLITE_IOERR_CONVPATH"); SetCode(isolate, SQLITE_IOERR_VNODE, "SQLITE_IOERR_VNODE"); SetCode(isolate, SQLITE_IOERR_AUTH, "SQLITE_IOERR_AUTH"); SetCode(isolate, SQLITE_IOERR_BEGIN_ATOMIC, "SQLITE_IOERR_BEGIN_ATOMIC"); SetCode(isolate, SQLITE_IOERR_COMMIT_ATOMIC, "SQLITE_IOERR_COMMIT_ATOMIC"); SetCode(isolate, SQLITE_IOERR_ROLLBACK_ATOMIC, "SQLITE_IOERR_ROLLBACK_ATOMIC"); SetCode(isolate, SQLITE_IOERR_DATA, "SQLITE_IOERR_DATA"); SetCode(isolate, SQLITE_IOERR_CORRUPTFS, "SQLITE_IOERR_CORRUPTFS"); SetCode(isolate, SQLITE_IOERR_IN_PAGE, "SQLITE_IOERR_IN_PAGE"); SetCode(isolate, SQLITE_LOCKED_SHAREDCACHE, "SQLITE_LOCKED_SHAREDCACHE"); SetCode(isolate, SQLITE_LOCKED_VTAB, "SQLITE_LOCKED_VTAB"); SetCode(isolate, SQLITE_BUSY_RECOVERY, "SQLITE_BUSY_RECOVERY"); SetCode(isolate, SQLITE_BUSY_SNAPSHOT, "SQLITE_BUSY_SNAPSHOT"); SetCode(isolate, SQLITE_CANTOPEN_NOTEMPDIR, "SQLITE_CANTOPEN_NOTEMPDIR"); SetCode(isolate, SQLITE_CANTOPEN_ISDIR, "SQLITE_CANTOPEN_ISDIR"); SetCode(isolate, SQLITE_CANTOPEN_FULLPATH, "SQLITE_CANTOPEN_FULLPATH"); SetCode(isolate, SQLITE_CANTOPEN_CONVPATH, "SQLITE_CANTOPEN_CONVPATH"); SetCode(isolate, SQLITE_CANTOPEN_DIRTYWAL, "SQLITE_CANTOPEN_DIRTYWAL"); SetCode(isolate, SQLITE_CANTOPEN_SYMLINK, "SQLITE_CANTOPEN_SYMLINK"); SetCode(isolate, SQLITE_CORRUPT_VTAB, "SQLITE_CORRUPT_VTAB"); SetCode(isolate, SQLITE_CORRUPT_SEQUENCE, "SQLITE_CORRUPT_SEQUENCE"); SetCode(isolate, SQLITE_CORRUPT_INDEX, "SQLITE_CORRUPT_INDEX"); SetCode(isolate, SQLITE_READONLY_RECOVERY, "SQLITE_READONLY_RECOVERY"); SetCode(isolate, SQLITE_READONLY_CANTLOCK, "SQLITE_READONLY_CANTLOCK"); SetCode(isolate, SQLITE_READONLY_ROLLBACK, "SQLITE_READONLY_ROLLBACK"); SetCode(isolate, SQLITE_READONLY_DBMOVED, "SQLITE_READONLY_DBMOVED"); SetCode(isolate, SQLITE_READONLY_CANTINIT, "SQLITE_READONLY_CANTINIT"); SetCode(isolate, SQLITE_READONLY_DIRECTORY, "SQLITE_READONLY_DIRECTORY"); SetCode(isolate, SQLITE_ABORT_ROLLBACK, "SQLITE_ABORT_ROLLBACK"); SetCode(isolate, SQLITE_CONSTRAINT_CHECK, "SQLITE_CONSTRAINT_CHECK"); SetCode(isolate, SQLITE_CONSTRAINT_COMMITHOOK, "SQLITE_CONSTRAINT_COMMITHOOK"); SetCode(isolate, SQLITE_CONSTRAINT_FOREIGNKEY, "SQLITE_CONSTRAINT_FOREIGNKEY"); SetCode(isolate, SQLITE_CONSTRAINT_FUNCTION, "SQLITE_CONSTRAINT_FUNCTION"); SetCode(isolate, SQLITE_CONSTRAINT_NOTNULL, "SQLITE_CONSTRAINT_NOTNULL"); SetCode(isolate, SQLITE_CONSTRAINT_PRIMARYKEY, "SQLITE_CONSTRAINT_PRIMARYKEY"); SetCode(isolate, SQLITE_CONSTRAINT_TRIGGER, "SQLITE_CONSTRAINT_TRIGGER"); SetCode(isolate, SQLITE_CONSTRAINT_UNIQUE, "SQLITE_CONSTRAINT_UNIQUE"); SetCode(isolate, SQLITE_CONSTRAINT_VTAB, "SQLITE_CONSTRAINT_VTAB"); SetCode(isolate, SQLITE_CONSTRAINT_ROWID, "SQLITE_CONSTRAINT_ROWID"); SetCode(isolate, SQLITE_CONSTRAINT_PINNED, "SQLITE_CONSTRAINT_PINNED"); SetCode(isolate, SQLITE_CONSTRAINT_DATATYPE, "SQLITE_CONSTRAINT_DATATYPE"); SetCode(isolate, SQLITE_NOTICE_RECOVER_WAL, "SQLITE_NOTICE_RECOVER_WAL"); SetCode(isolate, SQLITE_NOTICE_RECOVER_ROLLBACK, "SQLITE_NOTICE_RECOVER_ROLLBACK"); SetCode(isolate, SQLITE_NOTICE_RBU, "SQLITE_NOTICE_RBU"); SetCode(isolate, SQLITE_WARNING_AUTOINDEX, "SQLITE_WARNING_AUTOINDEX"); SetCode(isolate, SQLITE_AUTH_USER, "SQLITE_AUTH_USER"); SetCode(isolate, SQLITE_OK_LOAD_PERMANENTLY, "SQLITE_OK_LOAD_PERMANENTLY"); SetCode(isolate, SQLITE_OK_SYMLINK, "SQLITE_OK_SYMLINK"); } #line 161 "./src/util/constants.lzz" void CS::SetString (v8::Isolate * isolate, v8::Global & constant, char const * str) #line 161 "./src/util/constants.lzz" { constant.Reset(isolate, InternalizedFromLatin1(isolate, str)); } #line 165 "./src/util/constants.lzz" void CS::SetCode (v8::Isolate * isolate, int code, char const * str) #line 165 "./src/util/constants.lzz" { codes.emplace(std::piecewise_construct, std::forward_as_tuple(code), std::forward_as_tuple(isolate, InternalizedFromLatin1(isolate, str))); } #line 19 "./src/util/bind-map.lzz" BindMap::Pair::Pair (v8::Isolate * isolate, char const * name, int index) #line 20 "./src/util/bind-map.lzz" : name (isolate, InternalizedFromUtf8(isolate, name, -1)), index (index) #line 20 "./src/util/bind-map.lzz" {} #line 22 "./src/util/bind-map.lzz" BindMap::Pair::Pair (v8::Isolate * isolate, Pair * pair) #line 23 "./src/util/bind-map.lzz" : name (isolate, pair->name), index (pair->index) #line 23 "./src/util/bind-map.lzz" {} #line 29 "./src/util/bind-map.lzz" BindMap::BindMap (char _) #line 29 "./src/util/bind-map.lzz" { assert(_ == 0); pairs = NULL; capacity = 0; length = 0; } #line 36 "./src/util/bind-map.lzz" BindMap::~ BindMap () #line 36 "./src/util/bind-map.lzz" { while (length) pairs[--length].~Pair(); FREE_ARRAY(pairs); } #line 50 "./src/util/bind-map.lzz" void BindMap::Add (v8::Isolate * isolate, char const * name, int index) #line 50 "./src/util/bind-map.lzz" { assert(name != NULL); if (capacity == length) Grow(isolate); new (pairs + length++) Pair(isolate, name, index); } #line 58 "./src/util/bind-map.lzz" void BindMap::Grow (v8::Isolate * isolate) #line 58 "./src/util/bind-map.lzz" { assert(capacity == length); capacity = (capacity << 1) | 2; Pair* new_pairs = ALLOC_ARRAY(capacity); for (int i = 0; i < length; ++i) { new (new_pairs + i) Pair(isolate, pairs + i); pairs[i].~Pair(); } FREE_ARRAY(pairs); pairs = new_pairs; } #line 4 "./src/objects/database.lzz" v8::Local Database::Init (v8::Isolate * isolate, v8::Local data) #line 4 "./src/objects/database.lzz" { v8::Local t = NewConstructorTemplate(isolate, data, JS_new, "Database"); SetPrototypeMethod(isolate, data, t, "prepare", JS_prepare); SetPrototypeMethod(isolate, data, t, "exec", JS_exec); SetPrototypeMethod(isolate, data, t, "backup", JS_backup); SetPrototypeMethod(isolate, data, t, "serialize", JS_serialize); SetPrototypeMethod(isolate, data, t, "function", JS_function); SetPrototypeMethod(isolate, data, t, "aggregate", JS_aggregate); SetPrototypeMethod(isolate, data, t, "table", JS_table); SetPrototypeMethod(isolate, data, t, "loadExtension", JS_loadExtension); SetPrototypeMethod(isolate, data, t, "close", JS_close); SetPrototypeMethod(isolate, data, t, "defaultSafeIntegers", JS_defaultSafeIntegers); SetPrototypeMethod(isolate, data, t, "unsafeMode", JS_unsafeMode); SetPrototypeGetter(isolate, data, t, "open", JS_open); SetPrototypeGetter(isolate, data, t, "inTransaction", JS_inTransaction); return t->GetFunction( isolate -> GetCurrentContext ( ) ).ToLocalChecked(); } #line 24 "./src/objects/database.lzz" bool Database::CompareDatabase::operator () (Database const * const a, Database const * const b) const #line 24 "./src/objects/database.lzz" { return a < b; } #line 29 "./src/objects/database.lzz" bool Database::CompareStatement::operator () (Statement const * const a, Statement const * const b) const #line 29 "./src/objects/database.lzz" { return Statement::Compare(a, b); } #line 34 "./src/objects/database.lzz" bool Database::CompareBackup::operator () (Backup const * const a, Backup const * const b) const #line 34 "./src/objects/database.lzz" { return Backup::Compare(a, b); } #line 40 "./src/objects/database.lzz" void Database::ThrowDatabaseError () #line 40 "./src/objects/database.lzz" { if (was_js_error) was_js_error = false; else ThrowSqliteError(addon, db_handle); } #line 44 "./src/objects/database.lzz" void Database::ThrowSqliteError (Addon * addon, sqlite3 * db_handle) #line 44 "./src/objects/database.lzz" { assert(db_handle != NULL); ThrowSqliteError(addon, sqlite3_errmsg(db_handle), sqlite3_extended_errcode(db_handle)); } #line 48 "./src/objects/database.lzz" void Database::ThrowSqliteError (Addon * addon, char const * message, int code) #line 48 "./src/objects/database.lzz" { assert(message != NULL); assert((code & 0xff) != SQLITE_OK); assert((code & 0xff) != SQLITE_ROW); assert((code & 0xff) != SQLITE_DONE); v8 :: Isolate * isolate = v8 :: Isolate :: GetCurrent ( ) ; v8::Local args[2] = { StringFromUtf8(isolate, message, -1), addon->cs.Code(isolate, code) }; isolate->ThrowException(addon->SqliteError.Get(isolate) ->NewInstance( isolate -> GetCurrentContext ( ) , 2, args) .ToLocalChecked()); } #line 64 "./src/objects/database.lzz" bool Database::Log (v8::Isolate * isolate, sqlite3_stmt * handle) #line 64 "./src/objects/database.lzz" { assert(was_js_error == false); if (!has_logger) return false; char* expanded = sqlite3_expanded_sql(handle); v8::Local arg = StringFromUtf8(isolate, expanded ? expanded : sqlite3_sql(handle), -1); was_js_error = logger.Get(isolate).As() ->Call( isolate -> GetCurrentContext ( ) , v8::Undefined(isolate), 1, &arg) .IsEmpty(); if (expanded) sqlite3_free(expanded); return was_js_error; } #line 107 "./src/objects/database.lzz" void Database::CloseHandles () #line 107 "./src/objects/database.lzz" { if (open) { open = false; for (Statement* stmt : stmts) stmt->CloseHandles(); for (Backup* backup : backups) backup->CloseHandles(); stmts.clear(); backups.clear(); int status = sqlite3_close(db_handle); assert(status == SQLITE_OK); ((void)status); } } #line 119 "./src/objects/database.lzz" Database::~ Database () #line 119 "./src/objects/database.lzz" { if (open) addon->dbs.erase(this); CloseHandles(); } #line 126 "./src/objects/database.lzz" Database::Database (v8::Isolate * isolate, Addon * addon, sqlite3 * db_handle, v8::Local logger) #line 131 "./src/objects/database.lzz" : node::ObjectWrap (), db_handle (db_handle), open (true), busy (false), safe_ints (false), unsafe_mode (false), was_js_error (false), has_logger (logger->IsFunction()), iterators (0), addon (addon), logger (isolate, logger), stmts (), backups () #line 144 "./src/objects/database.lzz" { assert(db_handle != NULL); addon->dbs.insert(this); } #line 149 "./src/objects/database.lzz" void Database::JS_new (v8::FunctionCallbackInfo const & info) #line 149 "./src/objects/database.lzz" { assert(info.IsConstructCall()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > filename = ( info [ 0 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > filenameGiven = ( info [ 1 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 2 ) || ! info [ 2 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "third" " argument to be " "a boolean" ) ; bool in_memory = ( info [ 2 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 3 ) || ! info [ 3 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "fourth" " argument to be " "a boolean" ) ; bool readonly = ( info [ 3 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 4 ) || ! info [ 4 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "fifth" " argument to be " "a boolean" ) ; bool must_exist = ( info [ 4 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 5 ) || ! info [ 5 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "sixth" " argument to be " "a 32-bit signed integer" ) ; int timeout = ( info [ 5 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 6 ) ) return ThrowTypeError ( "Expected a " "seventh" " argument" ) ; v8 :: Local < v8 :: Value > logger = info [ 6 ] ; if ( info . Length ( ) <= ( 7 ) ) return ThrowTypeError ( "Expected a " "eighth" " argument" ) ; v8 :: Local < v8 :: Value > buffer = info [ 7 ] ; Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; sqlite3* db_handle; v8::String::Utf8Value utf8(isolate, filename); int mask = readonly ? SQLITE_OPEN_READONLY : must_exist ? SQLITE_OPEN_READWRITE : (SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE); if (sqlite3_open_v2(*utf8, &db_handle, mask, NULL) != SQLITE_OK) { ThrowSqliteError(addon, db_handle); int status = sqlite3_close(db_handle); assert(status == SQLITE_OK); ((void)status); return; } assert(sqlite3_db_mutex(db_handle) == NULL); sqlite3_extended_result_codes(db_handle, 1); sqlite3_busy_timeout(db_handle, timeout); sqlite3_limit(db_handle, SQLITE_LIMIT_LENGTH, MAX_BUFFER_SIZE < MAX_STRING_SIZE ? MAX_BUFFER_SIZE : MAX_STRING_SIZE); sqlite3_limit(db_handle, SQLITE_LIMIT_SQL_LENGTH, MAX_STRING_SIZE); int status = sqlite3_db_config(db_handle, SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION, 1, NULL); assert(status == SQLITE_OK); status = sqlite3_db_config(db_handle, SQLITE_DBCONFIG_DEFENSIVE, 1, NULL); assert(status == SQLITE_OK); if (node::Buffer::HasInstance(buffer) && !Deserialize(buffer.As(), addon, db_handle, readonly)) { int status = sqlite3_close(db_handle); assert(status == SQLITE_OK); ((void)status); return; } v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; Database* db = new Database(isolate, addon, db_handle, logger); db->Wrap(info.This()); SetFrozen(isolate, ctx, info.This(), addon->cs.memory, v8::Boolean::New(isolate, in_memory)); SetFrozen(isolate, ctx, info.This(), addon->cs.readonly, v8::Boolean::New(isolate, readonly)); SetFrozen(isolate, ctx, info.This(), addon->cs.name, filenameGiven); info.GetReturnValue().Set(info.This()); } #line 201 "./src/objects/database.lzz" void Database::JS_prepare (v8::FunctionCallbackInfo const & info) #line 201 "./src/objects/database.lzz" { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > source = ( info [ 0 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsObject ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "an object" ) ; v8 :: Local < v8 :: Object > database = ( info [ 1 ] . As < v8 :: Object > ( ) ) ; if ( info . Length ( ) <= ( 2 ) || ! info [ 2 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "third" " argument to be " "a boolean" ) ; bool pragmaMode = ( info [ 2 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; (void)source; (void)database; (void)pragmaMode; Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::Local c = addon->Statement.Get(isolate); addon->privileged_info = &info; v8::MaybeLocal maybeStatement = c->NewInstance( isolate -> GetCurrentContext ( ) , 0, NULL); addon->privileged_info = NULL; if (!maybeStatement.IsEmpty()) info.GetReturnValue().Set(maybeStatement.ToLocalChecked()); } #line 217 "./src/objects/database.lzz" void Database::JS_exec (v8::FunctionCallbackInfo const & info) #line 217 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > source = ( info [ 0 ] . As < v8 :: String > ( ) ) ; if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( ! db -> unsafe_mode ) { if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; } ( ( void ) 0 ) ; db->busy = true; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value utf8(isolate, source); const char* sql = *utf8; const char* tail; int status; const bool has_logger = db->has_logger; sqlite3* const db_handle = db->db_handle; sqlite3_stmt* handle; for (;;) { while (IS_SKIPPED(*sql)) ++sql; status = sqlite3_prepare_v2(db_handle, sql, -1, &handle, &tail); sql = tail; if (!handle) break; if (has_logger && db->Log(isolate, handle)) { sqlite3_finalize(handle); status = -1; break; } do status = sqlite3_step(handle); while (status == SQLITE_ROW); status = sqlite3_finalize(handle); if (status != SQLITE_OK) break; } db->busy = false; if (status != SQLITE_OK) { db->ThrowDatabaseError(); } } #line 257 "./src/objects/database.lzz" void Database::JS_backup (v8::FunctionCallbackInfo const & info) #line 257 "./src/objects/database.lzz" { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsObject ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "an object" ) ; v8 :: Local < v8 :: Object > database = ( info [ 0 ] . As < v8 :: Object > ( ) ) ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > attachedName = ( info [ 1 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 2 ) || ! info [ 2 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "third" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > destFile = ( info [ 2 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 3 ) || ! info [ 3 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "fourth" " argument to be " "a boolean" ) ; bool unlink = ( info [ 3 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; (void)database; (void)attachedName; (void)destFile; (void)unlink; Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::Local c = addon->Backup.Get(isolate); addon->privileged_info = &info; v8::MaybeLocal maybeBackup = c->NewInstance( isolate -> GetCurrentContext ( ) , 0, NULL); addon->privileged_info = NULL; if (!maybeBackup.IsEmpty()) info.GetReturnValue().Set(maybeBackup.ToLocalChecked()); } #line 275 "./src/objects/database.lzz" void Database::JS_serialize (v8::FunctionCallbackInfo const & info) #line 275 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > attachedName = ( info [ 0 ] . As < v8 :: String > ( ) ) ; if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value attached_name(isolate, attachedName); sqlite3_int64 length = -1; unsigned char* data = sqlite3_serialize(db->db_handle, *attached_name, &length, 0); if (!data && length) { ThrowError("Out of memory"); return; } info.GetReturnValue().Set( SAFE_NEW_BUFFER(isolate, reinterpret_cast(data), length, FreeSerialization, NULL).ToLocalChecked() ); } #line 297 "./src/objects/database.lzz" void Database::JS_function (v8::FunctionCallbackInfo const & info) #line 297 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsFunction ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a function" ) ; v8 :: Local < v8 :: Function > fn = ( info [ 0 ] . As < v8 :: Function > ( ) ) ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > nameString = ( info [ 1 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 2 ) || ! info [ 2 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "third" " argument to be " "a 32-bit signed integer" ) ; int argc = ( info [ 2 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 3 ) || ! info [ 3 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "fourth" " argument to be " "a 32-bit signed integer" ) ; int safe_ints = ( info [ 3 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 4 ) || ! info [ 4 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "fifth" " argument to be " "a boolean" ) ; bool deterministic = ( info [ 4 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 5 ) || ! info [ 5 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "sixth" " argument to be " "a boolean" ) ; bool direct_only = ( info [ 5 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value name(isolate, nameString); int mask = SQLITE_UTF8; if (deterministic) mask |= SQLITE_DETERMINISTIC; if (direct_only) mask |= SQLITE_DIRECTONLY; safe_ints = safe_ints < 2 ? safe_ints : static_cast(db->safe_ints); if (sqlite3_create_function_v2(db->db_handle, *name, argc, mask, new CustomFunction(isolate, db, *name, fn, safe_ints), CustomFunction::xFunc, NULL, NULL, CustomFunction::xDestroy) != SQLITE_OK) { db->ThrowDatabaseError(); } } #line 321 "./src/objects/database.lzz" void Database::JS_aggregate (v8::FunctionCallbackInfo const & info) #line 321 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) ) return ThrowTypeError ( "Expected a " "first" " argument" ) ; v8 :: Local < v8 :: Value > start = info [ 0 ] ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsFunction ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a function" ) ; v8 :: Local < v8 :: Function > step = ( info [ 1 ] . As < v8 :: Function > ( ) ) ; if ( info . Length ( ) <= ( 2 ) ) return ThrowTypeError ( "Expected a " "third" " argument" ) ; v8 :: Local < v8 :: Value > inverse = info [ 2 ] ; if ( info . Length ( ) <= ( 3 ) ) return ThrowTypeError ( "Expected a " "fourth" " argument" ) ; v8 :: Local < v8 :: Value > result = info [ 3 ] ; if ( info . Length ( ) <= ( 4 ) || ! info [ 4 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "fifth" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > nameString = ( info [ 4 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 5 ) || ! info [ 5 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "sixth" " argument to be " "a 32-bit signed integer" ) ; int argc = ( info [ 5 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 6 ) || ! info [ 6 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "seventh" " argument to be " "a 32-bit signed integer" ) ; int safe_ints = ( info [ 6 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 7 ) || ! info [ 7 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "eighth" " argument to be " "a boolean" ) ; bool deterministic = ( info [ 7 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( info . Length ( ) <= ( 8 ) || ! info [ 8 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "ninth" " argument to be " "a boolean" ) ; bool direct_only = ( info [ 8 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value name(isolate, nameString); auto xInverse = inverse->IsFunction() ? CustomAggregate::xInverse : NULL; auto xValue = xInverse ? CustomAggregate::xValue : NULL; int mask = SQLITE_UTF8; if (deterministic) mask |= SQLITE_DETERMINISTIC; if (direct_only) mask |= SQLITE_DIRECTONLY; safe_ints = safe_ints < 2 ? safe_ints : static_cast(db->safe_ints); if (sqlite3_create_window_function(db->db_handle, *name, argc, mask, new CustomAggregate(isolate, db, *name, start, step, inverse, result, safe_ints), CustomAggregate::xStep, CustomAggregate::xFinal, xValue, xInverse, CustomAggregate::xDestroy) != SQLITE_OK) { db->ThrowDatabaseError(); } } #line 350 "./src/objects/database.lzz" void Database::JS_table (v8::FunctionCallbackInfo const & info) #line 350 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsFunction ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a function" ) ; v8 :: Local < v8 :: Function > factory = ( info [ 0 ] . As < v8 :: Function > ( ) ) ; if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > nameString = ( info [ 1 ] . As < v8 :: String > ( ) ) ; if ( info . Length ( ) <= ( 2 ) || ! info [ 2 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "third" " argument to be " "a boolean" ) ; bool eponymous = ( info [ 2 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value name(isolate, nameString); sqlite3_module* module = eponymous ? &CustomTable::EPONYMOUS_MODULE : &CustomTable::MODULE; db->busy = true; if (sqlite3_create_module_v2(db->db_handle, *name, module, new CustomTable(isolate, db, *name, factory), CustomTable::Destructor) != SQLITE_OK) { db->ThrowDatabaseError(); } db->busy = false; } #line 370 "./src/objects/database.lzz" void Database::JS_loadExtension (v8::FunctionCallbackInfo const & info) #line 370 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); v8::Local entryPoint; if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a string" ) ; v8 :: Local < v8 :: String > filename = ( info [ 0 ] . As < v8 :: String > ( ) ) ; if (info.Length() > 1) { if ( info . Length ( ) <= ( 1 ) || ! info [ 1 ] -> IsString ( ) ) return ThrowTypeError ( "Expected " "second" " argument to be " "a string" ) ; entryPoint = ( info [ 1 ] . As < v8 :: String > ( ) ) ; } if ( ! db -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; char* error; int status = sqlite3_load_extension( db->db_handle, *v8::String::Utf8Value(isolate, filename), entryPoint.IsEmpty() ? NULL : *v8::String::Utf8Value(isolate, entryPoint), &error ); if (status != SQLITE_OK) { ThrowSqliteError(db->addon, error, status); } sqlite3_free(error); } #line 392 "./src/objects/database.lzz" void Database::JS_close (v8::FunctionCallbackInfo const & info) #line 392 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if (db->open) { if ( db -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( db -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; db->addon->dbs.erase(db); db->CloseHandles(); } } #line 402 "./src/objects/database.lzz" void Database::JS_defaultSafeIntegers (v8::FunctionCallbackInfo const & info) #line 402 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if (info.Length() == 0) db->safe_ints = true; else { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; db -> safe_ints = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } } #line 408 "./src/objects/database.lzz" void Database::JS_unsafeMode (v8::FunctionCallbackInfo const & info) #line 408 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); if (info.Length() == 0) db->unsafe_mode = true; else { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; db -> unsafe_mode = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } sqlite3_db_config(db->db_handle, SQLITE_DBCONFIG_DEFENSIVE, static_cast(!db->unsafe_mode), NULL); } #line 415 "./src/objects/database.lzz" void Database::JS_open (v8::Local _, v8::PropertyCallbackInfo const & info) #line 415 "./src/objects/database.lzz" { info.GetReturnValue().Set( node :: ObjectWrap :: Unwrap (info.This())->open); } #line 419 "./src/objects/database.lzz" void Database::JS_inTransaction (v8::Local _, v8::PropertyCallbackInfo const & info) #line 419 "./src/objects/database.lzz" { Database* db = node :: ObjectWrap :: Unwrap (info.This()); info.GetReturnValue().Set(db->open && !static_cast(sqlite3_get_autocommit(db->db_handle))); } #line 424 "./src/objects/database.lzz" bool Database::Deserialize (v8::Local buffer, Addon * addon, sqlite3 * db_handle, bool readonly) #line 424 "./src/objects/database.lzz" { size_t length = node::Buffer::Length(buffer); unsigned char* data = (unsigned char*)sqlite3_malloc64(length); unsigned int flags = SQLITE_DESERIALIZE_FREEONCLOSE | SQLITE_DESERIALIZE_RESIZEABLE; if (readonly) { flags |= SQLITE_DESERIALIZE_READONLY; } if (length) { if (!data) { ThrowError("Out of memory"); return false; } memcpy(data, node::Buffer::Data(buffer), length); } int status = sqlite3_deserialize(db_handle, "main", data, length, length, flags); if (status != SQLITE_OK) { ThrowSqliteError(addon, status == SQLITE_ERROR ? "unable to deserialize database" : sqlite3_errstr(status), status); return false; } return true; } #line 449 "./src/objects/database.lzz" void Database::FreeSerialization (char * data, void * _) #line 449 "./src/objects/database.lzz" { sqlite3_free(data); } #line 453 "./src/objects/database.lzz" int const Database::MAX_BUFFER_SIZE; #line 454 "./src/objects/database.lzz" int const Database::MAX_STRING_SIZE; #line 4 "./src/objects/statement.lzz" v8::Local Statement::Init (v8::Isolate * isolate, v8::Local data) #line 4 "./src/objects/statement.lzz" { v8::Local t = NewConstructorTemplate(isolate, data, JS_new, "Statement"); SetPrototypeMethod(isolate, data, t, "run", JS_run); SetPrototypeMethod(isolate, data, t, "get", JS_get); SetPrototypeMethod(isolate, data, t, "all", JS_all); SetPrototypeMethod(isolate, data, t, "iterate", JS_iterate); SetPrototypeMethod(isolate, data, t, "bind", JS_bind); SetPrototypeMethod(isolate, data, t, "pluck", JS_pluck); SetPrototypeMethod(isolate, data, t, "expand", JS_expand); SetPrototypeMethod(isolate, data, t, "raw", JS_raw); SetPrototypeMethod(isolate, data, t, "safeIntegers", JS_safeIntegers); SetPrototypeMethod(isolate, data, t, "columns", JS_columns); SetPrototypeGetter(isolate, data, t, "busy", JS_busy); return t->GetFunction( isolate -> GetCurrentContext ( ) ).ToLocalChecked(); } #line 26 "./src/objects/statement.lzz" BindMap * Statement::GetBindMap (v8::Isolate * isolate) #line 26 "./src/objects/statement.lzz" { if (has_bind_map) return &extras->bind_map; BindMap* bind_map = &extras->bind_map; int param_count = sqlite3_bind_parameter_count(handle); for (int i = 1; i <= param_count; ++i) { const char* name = sqlite3_bind_parameter_name(handle, i); if (name != NULL) bind_map->Add(isolate, name + 1, i); } has_bind_map = true; return bind_map; } #line 39 "./src/objects/statement.lzz" void Statement::CloseHandles () #line 39 "./src/objects/statement.lzz" { if (alive) { alive = false; sqlite3_finalize(handle); } } #line 46 "./src/objects/statement.lzz" Statement::~ Statement () #line 46 "./src/objects/statement.lzz" { if (alive) db->RemoveStatement(this); CloseHandles(); delete extras; } #line 56 "./src/objects/statement.lzz" Statement::Extras::Extras (sqlite3_uint64 id) #line 56 "./src/objects/statement.lzz" : bind_map (0), id (id) #line 56 "./src/objects/statement.lzz" {} #line 61 "./src/objects/statement.lzz" Statement::Statement (Database * db, sqlite3_stmt * handle, sqlite3_uint64 id, bool returns_data) #line 66 "./src/objects/statement.lzz" : node::ObjectWrap (), db (db), handle (handle), extras (new Extras(id)), alive (true), locked (false), bound (false), has_bind_map (false), safe_ints (db->GetState()->safe_ints), mode (Data::FLAT), returns_data (returns_data) #line 77 "./src/objects/statement.lzz" { assert(db != NULL); assert(handle != NULL); assert(db->GetState()->open); assert(!db->GetState()->busy); db->AddStatement(this); } #line 85 "./src/objects/statement.lzz" void Statement::JS_new (v8::FunctionCallbackInfo const & info) #line 85 "./src/objects/statement.lzz" { Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; if (!addon->privileged_info) { return ThrowTypeError("Statements can only be constructed by the db.prepare() method"); } assert(info.IsConstructCall()); Database* db = node :: ObjectWrap :: Unwrap (addon->privileged_info->This()); if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8::Local source = (*addon->privileged_info)[0].As(); v8::Local database = (*addon->privileged_info)[1].As(); bool pragmaMode = (*addon->privileged_info)[2].As()->Value(); int flags = SQLITE_PREPARE_PERSISTENT; if (pragmaMode) { if ( ! db -> GetState ( ) -> unsafe_mode ) { if ( db -> GetState ( ) -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; } ( ( void ) 0 ) ; flags = 0; } v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::String::Utf8Value utf8(isolate, source); sqlite3_stmt* handle; const char* tail; if (sqlite3_prepare_v3(db->GetHandle(), *utf8, utf8.length() + 1, flags, &handle, &tail) != SQLITE_OK) { return db->ThrowDatabaseError(); } if (handle == NULL) { return ThrowRangeError("The supplied SQL string contains no statements"); } for (char c; (c = *tail); ) { if (IS_SKIPPED(c)) { ++tail; continue; } if (c == '/' && tail[1] == '*') { tail += 2; for (char c; (c = *tail); ++tail) { if (c == '*' && tail[1] == '/') { tail += 2; break; } } } else if (c == '-' && tail[1] == '-') { tail += 2; for (char c; (c = *tail); ++tail) { if (c == '\n') { ++tail; break; } } } else { sqlite3_finalize(handle); return ThrowRangeError("The supplied SQL string contains more than one statement"); } } v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; bool returns_data = sqlite3_column_count(handle) >= 1 || pragmaMode; Statement* stmt = new Statement(db, handle, addon->NextId(), returns_data); stmt->Wrap(info.This()); SetFrozen(isolate, ctx, info.This(), addon->cs.reader, v8::Boolean::New(isolate, returns_data)); SetFrozen(isolate, ctx, info.This(), addon->cs.readonly, v8::Boolean::New(isolate, sqlite3_stmt_readonly(handle) != 0)); SetFrozen(isolate, ctx, info.This(), addon->cs.source, source); SetFrozen(isolate, ctx, info.This(), addon->cs.database, database); info.GetReturnValue().Set(info.This()); } #line 156 "./src/objects/statement.lzz" void Statement::JS_run (v8::FunctionCallbackInfo const & info) #line 156 "./src/objects/statement.lzz" { Statement * stmt = node :: ObjectWrap :: Unwrap < Statement > ( info . This ( ) ) ; ( ( void ) 0 ) ; sqlite3_stmt * handle = stmt -> handle ; Database * db = stmt -> db ; if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; if ( ! db -> GetState ( ) -> unsafe_mode ) { if ( db -> GetState ( ) -> iterators ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; } ( ( void ) 0 ) ; const bool bound = stmt -> bound ; if ( ! bound ) { Binder binder ( handle ) ; if ( ! binder . Bind ( info , info . Length ( ) , stmt ) ) { sqlite3_clear_bindings ( handle ) ; return ; } ( ( void ) 0 ) ; } else if ( info . Length ( ) > 0 ) { return ThrowTypeError ( "This statement already has bound parameters" ) ; } ( ( void ) 0 ) ; db -> GetState ( ) -> busy = true ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; if ( db -> Log ( isolate , handle ) ) { db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } ( ( void ) 0 ) ; sqlite3* db_handle = db->GetHandle(); int total_changes_before = sqlite3_total_changes(db_handle); sqlite3_step(handle); if (sqlite3_reset(handle) == SQLITE_OK) { int changes = sqlite3_total_changes(db_handle) == total_changes_before ? 0 : sqlite3_changes(db_handle); sqlite3_int64 id = sqlite3_last_insert_rowid(db_handle); Addon* addon = db->GetAddon(); v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local result = v8::Object::New(isolate); result->Set(ctx, addon->cs.changes.Get(isolate), v8::Int32::New(isolate, changes)).FromJust(); result->Set(ctx, addon->cs.lastInsertRowid.Get(isolate), stmt->safe_ints ? v8::BigInt::New(isolate, id).As() : v8::Number::New(isolate, (double)id).As() ).FromJust(); db -> GetState ( ) -> busy = false ; info . GetReturnValue ( ) . Set ( result ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } #line 179 "./src/objects/statement.lzz" void Statement::JS_get (v8::FunctionCallbackInfo const & info) #line 179 "./src/objects/statement.lzz" { Statement * stmt = node :: ObjectWrap :: Unwrap < Statement > ( info . This ( ) ) ; if ( ! stmt -> returns_data ) return ThrowTypeError ( "This statement does not return data. Use run() instead" ) ; sqlite3_stmt * handle = stmt -> handle ; Database * db = stmt -> db ; if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; const bool bound = stmt -> bound ; if ( ! bound ) { Binder binder ( handle ) ; if ( ! binder . Bind ( info , info . Length ( ) , stmt ) ) { sqlite3_clear_bindings ( handle ) ; return ; } ( ( void ) 0 ) ; } else if ( info . Length ( ) > 0 ) { return ThrowTypeError ( "This statement already has bound parameters" ) ; } ( ( void ) 0 ) ; db -> GetState ( ) -> busy = true ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; if ( db -> Log ( isolate , handle ) ) { db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } ( ( void ) 0 ) ; int status = sqlite3_step(handle); if (status == SQLITE_ROW) { v8::Local result = Data::GetRowJS(isolate, isolate -> GetCurrentContext ( ) , handle, stmt->safe_ints, stmt->mode); sqlite3_reset(handle); db -> GetState ( ) -> busy = false ; info . GetReturnValue ( ) . Set ( result ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } else if (status == SQLITE_DONE) { sqlite3_reset(handle); db -> GetState ( ) -> busy = false ; info . GetReturnValue ( ) . Set ( v8 :: Undefined ( isolate ) ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } sqlite3_reset(handle); db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } #line 194 "./src/objects/statement.lzz" void Statement::JS_all (v8::FunctionCallbackInfo const & info) #line 194 "./src/objects/statement.lzz" { Statement * stmt = node :: ObjectWrap :: Unwrap < Statement > ( info . This ( ) ) ; if ( ! stmt -> returns_data ) return ThrowTypeError ( "This statement does not return data. Use run() instead" ) ; sqlite3_stmt * handle = stmt -> handle ; Database * db = stmt -> db ; if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; const bool bound = stmt -> bound ; if ( ! bound ) { Binder binder ( handle ) ; if ( ! binder . Bind ( info , info . Length ( ) , stmt ) ) { sqlite3_clear_bindings ( handle ) ; return ; } ( ( void ) 0 ) ; } else if ( info . Length ( ) > 0 ) { return ThrowTypeError ( "This statement already has bound parameters" ) ; } ( ( void ) 0 ) ; db -> GetState ( ) -> busy = true ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; if ( db -> Log ( isolate , handle ) ) { db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } ( ( void ) 0 ) ; v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local result = v8::Array::New(isolate, 0); uint32_t row_count = 0; const bool safe_ints = stmt->safe_ints; const char mode = stmt->mode; bool js_error = false; while (sqlite3_step(handle) == SQLITE_ROW) { if (row_count == 0xffffffff) { ThrowRangeError("Array overflow (too many rows returned)"); js_error = true; break; } result->Set(ctx, row_count++, Data::GetRowJS(isolate, ctx, handle, safe_ints, mode)).FromJust(); } if (sqlite3_reset(handle) == SQLITE_OK && !js_error) { db -> GetState ( ) -> busy = false ; info . GetReturnValue ( ) . Set ( result ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } if (js_error) db->GetState()->was_js_error = true; db -> GetState ( ) -> busy = false ; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } #line 215 "./src/objects/statement.lzz" void Statement::JS_iterate (v8::FunctionCallbackInfo const & info) #line 215 "./src/objects/statement.lzz" { Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8::Local c = addon->StatementIterator.Get(isolate); addon->privileged_info = &info; v8::MaybeLocal maybeIterator = c->NewInstance( isolate -> GetCurrentContext ( ) , 0, NULL); addon->privileged_info = NULL; if (!maybeIterator.IsEmpty()) info.GetReturnValue().Set(maybeIterator.ToLocalChecked()); } #line 225 "./src/objects/statement.lzz" void Statement::JS_bind (v8::FunctionCallbackInfo const & info) #line 225 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if (stmt->bound) return ThrowTypeError("The bind() method can only be invoked once per statement object"); if ( ! stmt -> db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; Binder binder ( stmt -> handle ) ; if ( ! binder . Bind ( info , info . Length ( ) , stmt ) ) { sqlite3_clear_bindings ( stmt -> handle ) ; return ; } ( ( void ) 0 ) ; stmt->bound = true; info.GetReturnValue().Set(info.This()); } #line 236 "./src/objects/statement.lzz" void Statement::JS_pluck (v8::FunctionCallbackInfo const & info) #line 236 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if (!stmt->returns_data) return ThrowTypeError("The pluck() method is only for statements that return data"); if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; bool use = true; if (info.Length() != 0) { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; use = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } stmt->mode = use ? Data::PLUCK : stmt->mode == Data::PLUCK ? Data::FLAT : stmt->mode; info.GetReturnValue().Set(info.This()); } #line 247 "./src/objects/statement.lzz" void Statement::JS_expand (v8::FunctionCallbackInfo const & info) #line 247 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if (!stmt->returns_data) return ThrowTypeError("The expand() method is only for statements that return data"); if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; bool use = true; if (info.Length() != 0) { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; use = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } stmt->mode = use ? Data::EXPAND : stmt->mode == Data::EXPAND ? Data::FLAT : stmt->mode; info.GetReturnValue().Set(info.This()); } #line 258 "./src/objects/statement.lzz" void Statement::JS_raw (v8::FunctionCallbackInfo const & info) #line 258 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if (!stmt->returns_data) return ThrowTypeError("The raw() method is only for statements that return data"); if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; bool use = true; if (info.Length() != 0) { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; use = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } stmt->mode = use ? Data::RAW : stmt->mode == Data::RAW ? Data::FLAT : stmt->mode; info.GetReturnValue().Set(info.This()); } #line 269 "./src/objects/statement.lzz" void Statement::JS_safeIntegers (v8::FunctionCallbackInfo const & info) #line 269 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; if (info.Length() == 0) stmt->safe_ints = true; else { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsBoolean ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a boolean" ) ; stmt -> safe_ints = ( info [ 0 ] . As < v8 :: Boolean > ( ) ) -> Value ( ) ; } info.GetReturnValue().Set(info.This()); } #line 278 "./src/objects/statement.lzz" void Statement::JS_columns (v8::FunctionCallbackInfo const & info) #line 278 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); if (!stmt->returns_data) return ThrowTypeError("The columns() method is only for statements that return data"); if ( ! stmt -> db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( stmt -> db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; Addon* addon = stmt->db->GetAddon(); v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; int column_count = sqlite3_column_count(stmt->handle); v8::Local columns = v8::Array::New(isolate); v8::Local name = addon->cs.name.Get(isolate); v8::Local columnName = addon->cs.column.Get(isolate); v8::Local tableName = addon->cs.table.Get(isolate); v8::Local databaseName = addon->cs.database.Get(isolate); v8::Local typeName = addon->cs.type.Get(isolate); for (int i = 0; i < column_count; ++i) { v8::Local column = v8::Object::New(isolate); column->Set(ctx, name, InternalizedFromUtf8OrNull(isolate, sqlite3_column_name(stmt->handle, i), -1) ).FromJust(); column->Set(ctx, columnName, InternalizedFromUtf8OrNull(isolate, sqlite3_column_origin_name(stmt->handle, i), -1) ).FromJust(); column->Set(ctx, tableName, InternalizedFromUtf8OrNull(isolate, sqlite3_column_table_name(stmt->handle, i), -1) ).FromJust(); column->Set(ctx, databaseName, InternalizedFromUtf8OrNull(isolate, sqlite3_column_database_name(stmt->handle, i), -1) ).FromJust(); column->Set(ctx, typeName, InternalizedFromUtf8OrNull(isolate, sqlite3_column_decltype(stmt->handle, i), -1) ).FromJust(); columns->Set(ctx, i, column).FromJust(); } info.GetReturnValue().Set(columns); } #line 321 "./src/objects/statement.lzz" void Statement::JS_busy (v8::Local _, v8::PropertyCallbackInfo const & info) #line 321 "./src/objects/statement.lzz" { Statement* stmt = node :: ObjectWrap :: Unwrap (info.This()); info.GetReturnValue().Set(stmt->alive && stmt->locked); } #line 4 "./src/objects/statement-iterator.lzz" v8::Local StatementIterator::Init (v8::Isolate * isolate, v8::Local data) #line 4 "./src/objects/statement-iterator.lzz" { v8::Local t = NewConstructorTemplate(isolate, data, JS_new, "StatementIterator"); SetPrototypeMethod(isolate, data, t, "next", JS_next); SetPrototypeMethod(isolate, data, t, "return", JS_return); SetPrototypeSymbolMethod(isolate, data, t, v8::Symbol::GetIterator(isolate), JS_symbolIterator); return t->GetFunction( isolate -> GetCurrentContext ( ) ).ToLocalChecked(); } #line 15 "./src/objects/statement-iterator.lzz" StatementIterator::~ StatementIterator () #line 15 "./src/objects/statement-iterator.lzz" {} #line 19 "./src/objects/statement-iterator.lzz" StatementIterator::StatementIterator (Statement * stmt, bool bound) #line 19 "./src/objects/statement-iterator.lzz" : node::ObjectWrap (), stmt (stmt), handle (stmt->handle), db_state (stmt->db->GetState()), bound (bound), safe_ints (stmt->safe_ints), mode (stmt->mode), alive (true), logged (!db_state->has_logger) #line 27 "./src/objects/statement-iterator.lzz" { assert(stmt != NULL); assert(handle != NULL); assert(stmt->bound == bound); assert(stmt->alive == true); assert(stmt->locked == false); assert(db_state->iterators < USHRT_MAX); stmt->locked = true; db_state->iterators += 1; } #line 38 "./src/objects/statement-iterator.lzz" void StatementIterator::JS_new (v8::FunctionCallbackInfo const & info) #line 38 "./src/objects/statement-iterator.lzz" { Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; if (!addon->privileged_info) return ThrowTypeError("Disabled constructor"); assert(info.IsConstructCall()); StatementIterator* iter; { const v8 :: FunctionCallbackInfo < v8 :: Value > & info = *addon->privileged_info; Statement * stmt = node :: ObjectWrap :: Unwrap < Statement > ( info . This ( ) ) ; if ( ! stmt -> returns_data ) return ThrowTypeError ( "This statement does not return data. Use run() instead" ) ; sqlite3_stmt * handle = stmt -> handle ; Database * db = stmt -> db ; if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if ( stmt -> locked ) return ThrowTypeError ( "This statement is busy executing a query" ) ; if ( db -> GetState ( ) -> iterators == USHRT_MAX ) return ThrowRangeError ( "Too many active database iterators" ) ; const bool bound = stmt -> bound ; if ( ! bound ) { Binder binder ( handle ) ; if ( ! binder . Bind ( info , info . Length ( ) , stmt ) ) { sqlite3_clear_bindings ( handle ) ; return ; } ( ( void ) 0 ) ; } else if ( info . Length ( ) > 0 ) { return ThrowTypeError ( "This statement already has bound parameters" ) ; } ( ( void ) 0 ) ; iter = new StatementIterator(stmt, bound); } v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; iter->Wrap(info.This()); SetFrozen(isolate, ctx, info.This(), addon->cs.statement, addon->privileged_info->This()); info.GetReturnValue().Set(info.This()); } #line 57 "./src/objects/statement-iterator.lzz" void StatementIterator::JS_next (v8::FunctionCallbackInfo const & info) #line 57 "./src/objects/statement-iterator.lzz" { StatementIterator* iter = node :: ObjectWrap :: Unwrap (info.This()); if ( iter -> db_state -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if (iter->alive) iter->Next(info); else info.GetReturnValue().Set(DoneRecord( info . GetIsolate ( ) , iter->db_state->addon)); } #line 64 "./src/objects/statement-iterator.lzz" void StatementIterator::JS_return (v8::FunctionCallbackInfo const & info) #line 64 "./src/objects/statement-iterator.lzz" { StatementIterator* iter = node :: ObjectWrap :: Unwrap (info.This()); if ( iter -> db_state -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; if (iter->alive) iter->Return(info); else info.GetReturnValue().Set(DoneRecord( info . GetIsolate ( ) , iter->db_state->addon)); } #line 71 "./src/objects/statement-iterator.lzz" void StatementIterator::JS_symbolIterator (v8::FunctionCallbackInfo const & info) #line 71 "./src/objects/statement-iterator.lzz" { info.GetReturnValue().Set(info.This()); } #line 75 "./src/objects/statement-iterator.lzz" void StatementIterator::Next (v8::FunctionCallbackInfo const & info) #line 75 "./src/objects/statement-iterator.lzz" { assert(alive == true); db_state->busy = true; if (!logged) { logged = true; if (stmt->db->Log( info . GetIsolate ( ) , handle)) { db_state->busy = false; Throw(); return; } } int status = sqlite3_step(handle); db_state->busy = false; if (status == SQLITE_ROW) { v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; info.GetReturnValue().Set( NewRecord(isolate, ctx, Data::GetRowJS(isolate, ctx, handle, safe_ints, mode), db_state->addon, false) ); } else { if (status == SQLITE_DONE) Return(info); else Throw(); } } #line 100 "./src/objects/statement-iterator.lzz" void StatementIterator::Return (v8::FunctionCallbackInfo const & info) #line 100 "./src/objects/statement-iterator.lzz" { Cleanup(); info . GetReturnValue ( ) . Set ( DoneRecord ( info . GetIsolate ( ) , db_state -> addon ) ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } #line 105 "./src/objects/statement-iterator.lzz" void StatementIterator::Throw () #line 105 "./src/objects/statement-iterator.lzz" { Cleanup(); Database* db = stmt->db; db -> ThrowDatabaseError ( ) ; if ( ! bound ) { sqlite3_clear_bindings ( handle ) ; } return ; } #line 111 "./src/objects/statement-iterator.lzz" void StatementIterator::Cleanup () #line 111 "./src/objects/statement-iterator.lzz" { assert(alive == true); alive = false; stmt->locked = false; db_state->iterators -= 1; sqlite3_reset(handle); } #line 4 "./src/objects/backup.lzz" v8::Local Backup::Init (v8::Isolate * isolate, v8::Local data) #line 4 "./src/objects/backup.lzz" { v8::Local t = NewConstructorTemplate(isolate, data, JS_new, "Backup"); SetPrototypeMethod(isolate, data, t, "transfer", JS_transfer); SetPrototypeMethod(isolate, data, t, "close", JS_close); return t->GetFunction( isolate -> GetCurrentContext ( ) ).ToLocalChecked(); } #line 17 "./src/objects/backup.lzz" void Backup::CloseHandles () #line 17 "./src/objects/backup.lzz" { if (alive) { alive = false; std::string filename(sqlite3_db_filename(dest_handle, "main")); sqlite3_backup_finish(backup_handle); int status = sqlite3_close(dest_handle); assert(status == SQLITE_OK); ((void)status); if (unlink) remove(filename.c_str()); } } #line 28 "./src/objects/backup.lzz" Backup::~ Backup () #line 28 "./src/objects/backup.lzz" { if (alive) db->RemoveBackup(this); CloseHandles(); } #line 35 "./src/objects/backup.lzz" Backup::Backup (Database * db, sqlite3 * dest_handle, sqlite3_backup * backup_handle, sqlite3_uint64 id, bool unlink) #line 41 "./src/objects/backup.lzz" : node::ObjectWrap (), db (db), dest_handle (dest_handle), backup_handle (backup_handle), id (id), alive (true), unlink (unlink) #line 48 "./src/objects/backup.lzz" { assert(db != NULL); assert(dest_handle != NULL); assert(backup_handle != NULL); db->AddBackup(this); } #line 55 "./src/objects/backup.lzz" void Backup::JS_new (v8::FunctionCallbackInfo const & info) #line 55 "./src/objects/backup.lzz" { Addon * addon = static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ; if (!addon->privileged_info) return ThrowTypeError("Disabled constructor"); assert(info.IsConstructCall()); Database* db = node :: ObjectWrap :: Unwrap (addon->privileged_info->This()); if ( ! db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; if ( db -> GetState ( ) -> busy ) return ThrowTypeError ( "This database connection is busy executing a query" ) ; v8::Local database = (*addon->privileged_info)[0].As(); v8::Local attachedName = (*addon->privileged_info)[1].As(); v8::Local destFile = (*addon->privileged_info)[2].As(); bool unlink = (*addon->privileged_info)[3].As()->Value(); v8 :: Isolate * isolate = info . GetIsolate ( ) ; sqlite3* dest_handle; v8::String::Utf8Value dest_file(isolate, destFile); v8::String::Utf8Value attached_name(isolate, attachedName); int mask = (SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE); if (sqlite3_open_v2(*dest_file, &dest_handle, mask, NULL) != SQLITE_OK) { Database::ThrowSqliteError(addon, dest_handle); int status = sqlite3_close(dest_handle); assert(status == SQLITE_OK); ((void)status); return; } sqlite3_extended_result_codes(dest_handle, 1); sqlite3_limit(dest_handle, SQLITE_LIMIT_LENGTH, INT_MAX); sqlite3_backup* backup_handle = sqlite3_backup_init(dest_handle, "main", db->GetHandle(), *attached_name); if (backup_handle == NULL) { Database::ThrowSqliteError(addon, dest_handle); int status = sqlite3_close(dest_handle); assert(status == SQLITE_OK); ((void)status); return; } Backup* backup = new Backup(db, dest_handle, backup_handle, addon->NextId(), unlink); backup->Wrap(info.This()); SetFrozen(isolate, isolate -> GetCurrentContext ( ) , info.This(), addon->cs.database, database); info.GetReturnValue().Set(info.This()); } #line 98 "./src/objects/backup.lzz" void Backup::JS_transfer (v8::FunctionCallbackInfo const & info) #line 98 "./src/objects/backup.lzz" { Backup* backup = node :: ObjectWrap :: Unwrap (info.This()); if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsInt32 ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a 32-bit signed integer" ) ; int pages = ( info [ 0 ] . As < v8 :: Int32 > ( ) ) -> Value ( ) ; if ( ! backup -> db -> GetState ( ) -> open ) return ThrowTypeError ( "The database connection is not open" ) ; assert(backup->db->GetState()->busy == false); assert(backup->alive == true); sqlite3_backup* backup_handle = backup->backup_handle; int status = sqlite3_backup_step(backup_handle, pages) & 0xff; Addon* addon = backup->db->GetAddon(); if (status == SQLITE_OK || status == SQLITE_DONE || status == SQLITE_BUSY) { int total_pages = sqlite3_backup_pagecount(backup_handle); int remaining_pages = sqlite3_backup_remaining(backup_handle); v8 :: Isolate * isolate = info . GetIsolate ( ) ; v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local result = v8::Object::New(isolate); result->Set(ctx, addon->cs.totalPages.Get(isolate), v8::Int32::New(isolate, total_pages)).FromJust(); result->Set(ctx, addon->cs.remainingPages.Get(isolate), v8::Int32::New(isolate, remaining_pages)).FromJust(); info.GetReturnValue().Set(result); if (status == SQLITE_DONE) backup->unlink = false; } else { Database::ThrowSqliteError(addon, sqlite3_errstr(status), status); } } #line 124 "./src/objects/backup.lzz" void Backup::JS_close (v8::FunctionCallbackInfo const & info) #line 124 "./src/objects/backup.lzz" { Backup* backup = node :: ObjectWrap :: Unwrap (info.This()); assert(backup->db->GetState()->busy == false); if (backup->alive) backup->db->RemoveBackup(backup); backup->CloseHandles(); info.GetReturnValue().Set(info.This()); } #line 4 "./src/util/data-converter.lzz" void DataConverter::ThrowDataConversionError (sqlite3_context * invocation, bool isBigInt) #line 4 "./src/util/data-converter.lzz" { if (isBigInt) { ThrowRangeError((GetDataErrorPrefix() + " a bigint that was too big").c_str()); } else { ThrowTypeError((GetDataErrorPrefix() + " an invalid value").c_str()); } PropagateJSError(invocation); } #line 4 "./src/util/custom-function.lzz" CustomFunction::CustomFunction (v8::Isolate * isolate, Database * db, char const * name, v8::Local fn, bool safe_ints) #line 10 "./src/util/custom-function.lzz" : name (name), db (db), isolate (isolate), fn (isolate, fn), safe_ints (safe_ints) #line 15 "./src/util/custom-function.lzz" {} #line 17 "./src/util/custom-function.lzz" CustomFunction::~ CustomFunction () #line 17 "./src/util/custom-function.lzz" {} #line 19 "./src/util/custom-function.lzz" void CustomFunction::xDestroy (void * self) #line 19 "./src/util/custom-function.lzz" { delete static_cast(self); } #line 23 "./src/util/custom-function.lzz" void CustomFunction::xFunc (sqlite3_context * invocation, int argc, sqlite3_value * * argv) #line 23 "./src/util/custom-function.lzz" { CustomFunction * self = static_cast < CustomFunction * > ( sqlite3_user_data ( invocation ) ) ; v8 :: Isolate * isolate = self -> isolate ; v8 :: HandleScope scope ( isolate ) ; v8::Local args_fast[4]; v8::Local* args = NULL; if (argc != 0) { args = argc <= 4 ? args_fast : ALLOC_ARRAY>(argc); Data::GetArgumentsJS(isolate, args, argv, argc, self->safe_ints); } v8::MaybeLocal maybeReturnValue = self->fn.Get(isolate)->Call( isolate -> GetCurrentContext ( ) , v8::Undefined(isolate), argc, args); if (args != args_fast) delete[] args; if (maybeReturnValue.IsEmpty()) self->PropagateJSError(invocation); else Data::ResultValueFromJS(isolate, invocation, maybeReturnValue.ToLocalChecked(), self); } #line 42 "./src/util/custom-function.lzz" void CustomFunction::PropagateJSError (sqlite3_context * invocation) #line 42 "./src/util/custom-function.lzz" { assert(db->GetState()->was_js_error == false); db->GetState()->was_js_error = true; sqlite3_result_error(invocation, "", 0); } #line 48 "./src/util/custom-function.lzz" std::string CustomFunction::GetDataErrorPrefix () #line 48 "./src/util/custom-function.lzz" { return std::string("User-defined function ") + name + "() returned"; } #line 4 "./src/util/custom-aggregate.lzz" CustomAggregate::CustomAggregate (v8::Isolate * isolate, Database * db, char const * name, v8::Local start, v8::Local step, v8::Local inverse, v8::Local result, bool safe_ints) #line 13 "./src/util/custom-aggregate.lzz" : CustomFunction (isolate, db, name, step, safe_ints), invoke_result (result->IsFunction()), invoke_start (start->IsFunction()), inverse (isolate, inverse->IsFunction() ? inverse.As() : v8::Local()), result (isolate, result->IsFunction() ? result.As() : v8::Local()), start (isolate, start) #line 19 "./src/util/custom-aggregate.lzz" {} #line 21 "./src/util/custom-aggregate.lzz" void CustomAggregate::xStep (sqlite3_context * invocation, int argc, sqlite3_value * * argv) #line 21 "./src/util/custom-aggregate.lzz" { xStepBase(invocation, argc, argv, &CustomAggregate::fn); } #line 25 "./src/util/custom-aggregate.lzz" void CustomAggregate::xInverse (sqlite3_context * invocation, int argc, sqlite3_value * * argv) #line 25 "./src/util/custom-aggregate.lzz" { xStepBase(invocation, argc, argv, &CustomAggregate::inverse); } #line 29 "./src/util/custom-aggregate.lzz" void CustomAggregate::xValue (sqlite3_context * invocation) #line 29 "./src/util/custom-aggregate.lzz" { xValueBase(invocation, false); } #line 33 "./src/util/custom-aggregate.lzz" void CustomAggregate::xFinal (sqlite3_context * invocation) #line 33 "./src/util/custom-aggregate.lzz" { xValueBase(invocation, true); } #line 88 "./src/util/custom-aggregate.lzz" CustomAggregate::Accumulator * CustomAggregate::GetAccumulator (sqlite3_context * invocation) #line 88 "./src/util/custom-aggregate.lzz" { Accumulator* acc = static_cast(sqlite3_aggregate_context(invocation, sizeof(Accumulator))); if (!acc->initialized) { assert(acc->value.IsEmpty()); acc->initialized = true; if (invoke_start) { v8::MaybeLocal maybeSeed = start.Get(isolate).As()->Call( isolate -> GetCurrentContext ( ) , v8::Undefined(isolate), 0, NULL); if (maybeSeed.IsEmpty()) PropagateJSError(invocation); else acc->value.Reset(isolate, maybeSeed.ToLocalChecked()); } else { assert(!start.IsEmpty()); acc->value.Reset(isolate, start); } } return acc; } #line 105 "./src/util/custom-aggregate.lzz" void CustomAggregate::DestroyAccumulator (sqlite3_context * invocation) #line 105 "./src/util/custom-aggregate.lzz" { Accumulator* acc = static_cast(sqlite3_aggregate_context(invocation, sizeof(Accumulator))); assert(acc->initialized); acc->value.Reset(); } #line 111 "./src/util/custom-aggregate.lzz" void CustomAggregate::PropagateJSError (sqlite3_context * invocation) #line 111 "./src/util/custom-aggregate.lzz" { DestroyAccumulator(invocation); CustomFunction::PropagateJSError(invocation); } #line 4 "./src/util/custom-table.lzz" CustomTable::CustomTable (v8::Isolate * isolate, Database * db, char const * name, v8::Local factory) #line 9 "./src/util/custom-table.lzz" : addon (db->GetAddon()), isolate (isolate), db (db), name (name), factory (isolate, factory) #line 14 "./src/util/custom-table.lzz" {} #line 16 "./src/util/custom-table.lzz" void CustomTable::Destructor (void * self) #line 16 "./src/util/custom-table.lzz" { delete static_cast(self); } #line 20 "./src/util/custom-table.lzz" sqlite3_module CustomTable::MODULE = { 0, xCreate, xConnect, xBestIndex, xDisconnect, xDisconnect, xOpen, xClose, xFilter, xNext, xEof, xColumn, xRowid, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; #line 47 "./src/util/custom-table.lzz" sqlite3_module CustomTable::EPONYMOUS_MODULE = { 0, NULL, xConnect, xBestIndex, xDisconnect, xDisconnect, xOpen, xClose, xFilter, xNext, xEof, xColumn, xRowid, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; #line 78 "./src/util/custom-table.lzz" CustomTable::VTab::VTab (CustomTable * parent, v8::Local generator, std::vector parameter_names, bool safe_ints) #line 83 "./src/util/custom-table.lzz" : parent (parent), parameter_count (parameter_names.size()), safe_ints (safe_ints), generator (parent->isolate, generator), parameter_names (parameter_names) #line 88 "./src/util/custom-table.lzz" { ((void)base); } #line 132 "./src/util/custom-table.lzz" CustomTable::TempDataConverter::TempDataConverter (CustomTable * parent) #line 132 "./src/util/custom-table.lzz" : parent (parent), status (SQLITE_OK) #line 134 "./src/util/custom-table.lzz" {} #line 136 "./src/util/custom-table.lzz" void CustomTable::TempDataConverter::PropagateJSError (sqlite3_context * invocation) #line 136 "./src/util/custom-table.lzz" { status = SQLITE_ERROR; parent->PropagateJSError(); } #line 141 "./src/util/custom-table.lzz" std::string CustomTable::TempDataConverter::GetDataErrorPrefix () #line 141 "./src/util/custom-table.lzz" { return std::string("Virtual table module \"") + parent->name + "\" yielded"; } #line 151 "./src/util/custom-table.lzz" int CustomTable::xCreate (sqlite3 * db_handle, void * _self, int argc, char const * const * argv, sqlite3_vtab * * output, char * * errOutput) #line 151 "./src/util/custom-table.lzz" { return xConnect(db_handle, _self, argc, argv, output, errOutput); } #line 156 "./src/util/custom-table.lzz" int CustomTable::xConnect (sqlite3 * db_handle, void * _self, int argc, char const * const * argv, sqlite3_vtab * * output, char * * errOutput) #line 156 "./src/util/custom-table.lzz" { CustomTable* self = static_cast(_self); v8::Isolate* isolate = self->isolate; v8::HandleScope scope(isolate); v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local* args = ALLOC_ARRAY>(argc); for (int i = 0; i < argc; ++i) { args[i] = StringFromUtf8(isolate, argv[i], -1); } v8::MaybeLocal maybeReturnValue = self->factory.Get(isolate)->Call(ctx, v8::Undefined(isolate), argc, args); delete[] args; if (maybeReturnValue.IsEmpty()) { self->PropagateJSError(); return SQLITE_ERROR; } v8::Local returnValue = maybeReturnValue.ToLocalChecked().As(); v8::Local sqlString = returnValue->Get(ctx, 0).ToLocalChecked().As(); v8::Local generator = returnValue->Get(ctx, 1).ToLocalChecked().As(); v8::Local parameterNames = returnValue->Get(ctx, 2).ToLocalChecked().As(); int safe_ints = returnValue->Get(ctx, 3).ToLocalChecked().As()->Value(); bool direct_only = returnValue->Get(ctx, 4).ToLocalChecked().As()->Value(); v8::String::Utf8Value sql(isolate, sqlString); safe_ints = safe_ints < 2 ? safe_ints : static_cast(self->db->GetState()->safe_ints); std::vector parameter_names; for (int i = 0, len = parameterNames->Length(); i < len; ++i) { v8::Local parameterName = parameterNames->Get(ctx, i).ToLocalChecked().As(); v8::String::Utf8Value parameter_name(isolate, parameterName); parameter_names.emplace_back(*parameter_name); } if (sqlite3_declare_vtab(db_handle, *sql) != SQLITE_OK) { *errOutput = sqlite3_mprintf("failed to declare virtual table \"%s\"", argv[2]); return SQLITE_ERROR; } if (direct_only && sqlite3_vtab_config(db_handle, SQLITE_VTAB_DIRECTONLY) != SQLITE_OK) { *errOutput = sqlite3_mprintf("failed to configure virtual table \"%s\"", argv[2]); return SQLITE_ERROR; } *output = (new VTab(self, generator, parameter_names, safe_ints))->Downcast(); return SQLITE_OK; } #line 210 "./src/util/custom-table.lzz" int CustomTable::xDisconnect (sqlite3_vtab * vtab) #line 210 "./src/util/custom-table.lzz" { delete VTab::Upcast(vtab); return SQLITE_OK; } #line 215 "./src/util/custom-table.lzz" int CustomTable::xOpen (sqlite3_vtab * vtab, sqlite3_vtab_cursor * * output) #line 215 "./src/util/custom-table.lzz" { *output = (new Cursor())->Downcast(); return SQLITE_OK; } #line 220 "./src/util/custom-table.lzz" int CustomTable::xClose (sqlite3_vtab_cursor * cursor) #line 220 "./src/util/custom-table.lzz" { delete Cursor::Upcast(cursor); return SQLITE_OK; } #line 228 "./src/util/custom-table.lzz" int CustomTable::xFilter (sqlite3_vtab_cursor * _cursor, int idxNum, char const * idxStr, int argc, sqlite3_value * * argv) #line 228 "./src/util/custom-table.lzz" { Cursor* cursor = Cursor::Upcast(_cursor); VTab* vtab = cursor->GetVTab(); CustomTable* self = vtab->parent; Addon* addon = self->addon; v8::Isolate* isolate = self->isolate; v8::HandleScope scope(isolate); v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local args_fast[4]; v8::Local* args = NULL; int parameter_count = vtab->parameter_count; if (parameter_count != 0) { args = parameter_count <= 4 ? args_fast : ALLOC_ARRAY>(parameter_count); int argn = 0; bool safe_ints = vtab->safe_ints; for (int i = 0; i < parameter_count; ++i) { if (idxNum & 1 << i) { args[i] = Data::GetValueJS(isolate, argv[argn++], safe_ints); if (args[i]->IsNull()) { if (args != args_fast) delete[] args; cursor->done = true; return SQLITE_OK; } } else { args[i] = v8::Undefined(isolate); } } } v8::MaybeLocal maybeIterator = vtab->generator.Get(isolate)->Call(ctx, v8::Undefined(isolate), parameter_count, args); if (args != args_fast) delete[] args; if (maybeIterator.IsEmpty()) { self->PropagateJSError(); return SQLITE_ERROR; } v8::Local iterator = maybeIterator.ToLocalChecked().As(); v8::Local next = iterator->Get(ctx, addon->cs.next.Get(isolate)).ToLocalChecked().As(); cursor->iterator.Reset(isolate, iterator); cursor->next.Reset(isolate, next); cursor->rowid = 0; return xNext(cursor->Downcast()); } #line 284 "./src/util/custom-table.lzz" int CustomTable::xNext (sqlite3_vtab_cursor * _cursor) #line 284 "./src/util/custom-table.lzz" { Cursor* cursor = Cursor::Upcast(_cursor); CustomTable* self = cursor->GetVTab()->parent; Addon* addon = self->addon; v8::Isolate* isolate = self->isolate; v8::HandleScope scope(isolate); v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; v8::Local iterator = cursor->iterator.Get(isolate); v8::Local next = cursor->next.Get(isolate); v8::MaybeLocal maybeRecord = next->Call(ctx, iterator, 0, NULL); if (maybeRecord.IsEmpty()) { self->PropagateJSError(); return SQLITE_ERROR; } v8::Local record = maybeRecord.ToLocalChecked().As(); bool done = record->Get(ctx, addon->cs.done.Get(isolate)).ToLocalChecked().As()->Value(); if (!done) { cursor->row.Reset(isolate, record->Get(ctx, addon->cs.value.Get(isolate)).ToLocalChecked().As()); } cursor->done = done; cursor->rowid += 1; return SQLITE_OK; } #line 313 "./src/util/custom-table.lzz" int CustomTable::xEof (sqlite3_vtab_cursor * cursor) #line 313 "./src/util/custom-table.lzz" { return Cursor::Upcast(cursor)->done; } #line 318 "./src/util/custom-table.lzz" int CustomTable::xColumn (sqlite3_vtab_cursor * _cursor, sqlite3_context * invocation, int column) #line 318 "./src/util/custom-table.lzz" { Cursor* cursor = Cursor::Upcast(_cursor); CustomTable* self = cursor->GetVTab()->parent; TempDataConverter temp_data_converter(self); v8::Isolate* isolate = self->isolate; v8::HandleScope scope(isolate); v8::Local row = cursor->row.Get(isolate); v8::MaybeLocal maybeColumnValue = row->Get( isolate -> GetCurrentContext ( ) , column); if (maybeColumnValue.IsEmpty()) { temp_data_converter.PropagateJSError(NULL); } else { Data::ResultValueFromJS(isolate, invocation, maybeColumnValue.ToLocalChecked(), &temp_data_converter); } return temp_data_converter.status; } #line 336 "./src/util/custom-table.lzz" int CustomTable::xRowid (sqlite3_vtab_cursor * cursor, sqlite_int64 * output) #line 336 "./src/util/custom-table.lzz" { *output = Cursor::Upcast(cursor)->rowid; return SQLITE_OK; } #line 343 "./src/util/custom-table.lzz" int CustomTable::xBestIndex (sqlite3_vtab * vtab, sqlite3_index_info * output) #line 343 "./src/util/custom-table.lzz" { int parameter_count = VTab::Upcast(vtab)->parameter_count; int argument_count = 0; std::vector> forwarded; for (int i = 0, len = output->nConstraint; i < len; ++i) { auto item = output->aConstraint[i]; if (item.op == SQLITE_INDEX_CONSTRAINT_LIMIT || item.op == SQLITE_INDEX_CONSTRAINT_OFFSET) { continue; } if (item.iColumn >= 0 && item.iColumn < parameter_count) { if (item.op != SQLITE_INDEX_CONSTRAINT_EQ) { sqlite3_free(vtab->zErrMsg); vtab->zErrMsg = sqlite3_mprintf( "virtual table parameter \"%s\" can only be constrained by the '=' operator", VTab::Upcast(vtab)->parameter_names.at(item.iColumn).c_str()); return SQLITE_ERROR; } if (!item.usable) { return SQLITE_CONSTRAINT; } forwarded.emplace_back(item.iColumn, i); } } std::sort(forwarded.begin(), forwarded.end()); for (std::pair pair : forwarded) { int bit = 1 << pair.first; if (!(output->idxNum & bit)) { output->idxNum |= bit; output->aConstraintUsage[pair.second].argvIndex = ++argument_count; output->aConstraintUsage[pair.second].omit = 1; } } output->estimatedCost = output->estimatedRows = 1000000000 / (argument_count + 1); return SQLITE_OK; } #line 394 "./src/util/custom-table.lzz" void CustomTable::PropagateJSError () #line 394 "./src/util/custom-table.lzz" { assert(db->GetState()->was_js_error == false); db->GetState()->was_js_error = true; } #line 65 "./src/util/data.lzz" namespace Data { #line 72 "./src/util/data.lzz" v8::Local GetValueJS (v8::Isolate * isolate, sqlite3_stmt * handle, int column, bool safe_ints) #line 72 "./src/util/data.lzz" { switch ( sqlite3_column_type ( handle , column ) ) { case SQLITE_INTEGER : if ( safe_ints ) { return v8 :: BigInt :: New ( isolate , sqlite3_column_int64 ( handle , column ) ) ; } case SQLITE_FLOAT : return v8 :: Number :: New ( isolate , sqlite3_column_double ( handle , column ) ) ; case SQLITE_TEXT : return StringFromUtf8 ( isolate , reinterpret_cast < const char * > ( sqlite3_column_text ( handle , column ) ) , sqlite3_column_bytes ( handle , column ) ) ; case SQLITE_BLOB : return node :: Buffer :: Copy ( isolate , static_cast < const char * > ( sqlite3_column_blob ( handle , column ) ) , sqlite3_column_bytes ( handle , column ) ) . ToLocalChecked ( ) ; default : assert ( sqlite3_column_type ( handle , column ) == SQLITE_NULL ) ; return v8 :: Null ( isolate ) ; } assert ( false ) ; ; } } #line 65 "./src/util/data.lzz" namespace Data { #line 76 "./src/util/data.lzz" v8::Local GetValueJS (v8::Isolate * isolate, sqlite3_value * value, bool safe_ints) #line 76 "./src/util/data.lzz" { switch ( sqlite3_value_type ( value ) ) { case SQLITE_INTEGER : if ( safe_ints ) { return v8 :: BigInt :: New ( isolate , sqlite3_value_int64 ( value ) ) ; } case SQLITE_FLOAT : return v8 :: Number :: New ( isolate , sqlite3_value_double ( value ) ) ; case SQLITE_TEXT : return StringFromUtf8 ( isolate , reinterpret_cast < const char * > ( sqlite3_value_text ( value ) ) , sqlite3_value_bytes ( value ) ) ; case SQLITE_BLOB : return node :: Buffer :: Copy ( isolate , static_cast < const char * > ( sqlite3_value_blob ( value ) ) , sqlite3_value_bytes ( value ) ) . ToLocalChecked ( ) ; default : assert ( sqlite3_value_type ( value ) == SQLITE_NULL ) ; return v8 :: Null ( isolate ) ; } assert ( false ) ; ; } } #line 65 "./src/util/data.lzz" namespace Data { #line 80 "./src/util/data.lzz" v8::Local GetFlatRowJS (v8::Isolate * isolate, v8::Local ctx, sqlite3_stmt * handle, bool safe_ints) #line 80 "./src/util/data.lzz" { v8::Local row = v8::Object::New(isolate); int column_count = sqlite3_column_count(handle); for (int i = 0; i < column_count; ++i) { row->Set(ctx, InternalizedFromUtf8(isolate, sqlite3_column_name(handle, i), -1), Data::GetValueJS(isolate, handle, i, safe_ints)).FromJust(); } return row; } } #line 65 "./src/util/data.lzz" namespace Data { #line 91 "./src/util/data.lzz" v8::Local GetExpandedRowJS (v8::Isolate * isolate, v8::Local ctx, sqlite3_stmt * handle, bool safe_ints) #line 91 "./src/util/data.lzz" { v8::Local row = v8::Object::New(isolate); int column_count = sqlite3_column_count(handle); for (int i = 0; i < column_count; ++i) { const char* table_raw = sqlite3_column_table_name(handle, i); v8::Local table = InternalizedFromUtf8(isolate, table_raw == NULL ? "$" : table_raw, -1); v8::Local column = InternalizedFromUtf8(isolate, sqlite3_column_name(handle, i), -1); v8::Local value = Data::GetValueJS(isolate, handle, i, safe_ints); if (row->HasOwnProperty(ctx, table).FromJust()) { row->Get(ctx, table).ToLocalChecked().As()->Set(ctx, column, value).FromJust(); } else { v8::Local nested = v8::Object::New(isolate); row->Set(ctx, table, nested).FromJust(); nested->Set(ctx, column, value).FromJust(); } } return row; } } #line 65 "./src/util/data.lzz" namespace Data { #line 110 "./src/util/data.lzz" v8::Local GetRawRowJS (v8::Isolate * isolate, v8::Local ctx, sqlite3_stmt * handle, bool safe_ints) #line 110 "./src/util/data.lzz" { v8::Local row = v8::Array::New(isolate); int column_count = sqlite3_column_count(handle); for (int i = 0; i < column_count; ++i) { row->Set(ctx, i, Data::GetValueJS(isolate, handle, i, safe_ints)).FromJust(); } return row; } } #line 65 "./src/util/data.lzz" namespace Data { #line 119 "./src/util/data.lzz" v8::Local GetRowJS (v8::Isolate * isolate, v8::Local ctx, sqlite3_stmt * handle, bool safe_ints, char mode) #line 119 "./src/util/data.lzz" { if (mode == FLAT) return GetFlatRowJS(isolate, ctx, handle, safe_ints); if (mode == PLUCK) return GetValueJS(isolate, handle, 0, safe_ints); if (mode == EXPAND) return GetExpandedRowJS(isolate, ctx, handle, safe_ints); if (mode == RAW) return GetRawRowJS(isolate, ctx, handle, safe_ints); assert(false); return v8::Local(); } } #line 65 "./src/util/data.lzz" namespace Data { #line 128 "./src/util/data.lzz" void GetArgumentsJS (v8::Isolate * isolate, v8::Local * out, sqlite3_value * * values, int argument_count, bool safe_ints) #line 128 "./src/util/data.lzz" { assert(argument_count > 0); for (int i = 0; i < argument_count; ++i) { out[i] = Data::GetValueJS(isolate, values[i], safe_ints); } } } #line 65 "./src/util/data.lzz" namespace Data { #line 135 "./src/util/data.lzz" int BindValueFromJS (v8::Isolate * isolate, sqlite3_stmt * handle, int index, v8::Local value) #line 135 "./src/util/data.lzz" { if ( value -> IsNumber ( ) ) { return sqlite3_bind_double ( handle , index , value . As < v8 :: Number > ( ) -> Value ( ) ) ; } else if ( value -> IsBigInt ( ) ) { bool lossless ; int64_t v = value . As < v8 :: BigInt > ( ) -> Int64Value ( & lossless ) ; if ( lossless ) { return sqlite3_bind_int64 ( handle , index , v ) ; } } else if ( value -> IsString ( ) ) { v8 :: String :: Utf8Value utf8 ( isolate , value . As < v8 :: String > ( ) ) ; return sqlite3_bind_text ( handle , index , * utf8 , utf8 . length ( ) , SQLITE_TRANSIENT ) ; } else if ( node :: Buffer :: HasInstance ( value ) ) { const char * data = node :: Buffer :: Data ( value ) ; return sqlite3_bind_blob ( handle , index , data ? data : "" , node :: Buffer :: Length ( value ) , SQLITE_TRANSIENT ) ; } else if ( value -> IsNull ( ) || value -> IsUndefined ( ) ) { return sqlite3_bind_null ( handle , index ) ; } ; return value->IsBigInt() ? SQLITE_TOOBIG : -1; } } #line 65 "./src/util/data.lzz" namespace Data { #line 140 "./src/util/data.lzz" void ResultValueFromJS (v8::Isolate * isolate, sqlite3_context * invocation, v8::Local value, DataConverter * converter) #line 140 "./src/util/data.lzz" { if ( value -> IsNumber ( ) ) { return sqlite3_result_double ( invocation , value . As < v8 :: Number > ( ) -> Value ( ) ) ; } else if ( value -> IsBigInt ( ) ) { bool lossless ; int64_t v = value . As < v8 :: BigInt > ( ) -> Int64Value ( & lossless ) ; if ( lossless ) { return sqlite3_result_int64 ( invocation , v ) ; } } else if ( value -> IsString ( ) ) { v8 :: String :: Utf8Value utf8 ( isolate , value . As < v8 :: String > ( ) ) ; return sqlite3_result_text ( invocation , * utf8 , utf8 . length ( ) , SQLITE_TRANSIENT ) ; } else if ( node :: Buffer :: HasInstance ( value ) ) { const char * data = node :: Buffer :: Data ( value ) ; return sqlite3_result_blob ( invocation , data ? data : "" , node :: Buffer :: Length ( value ) , SQLITE_TRANSIENT ) ; } else if ( value -> IsNull ( ) || value -> IsUndefined ( ) ) { return sqlite3_result_null ( invocation ) ; } ; converter->ThrowDataConversionError(invocation, value->IsBigInt()); } } #line 4 "./src/util/binder.lzz" Binder::Binder (sqlite3_stmt * _handle) #line 4 "./src/util/binder.lzz" { handle = _handle; param_count = sqlite3_bind_parameter_count(_handle); anon_index = 0; success = true; } #line 11 "./src/util/binder.lzz" bool Binder::Bind (v8::FunctionCallbackInfo const & info, int argc, Statement * stmt) #line 11 "./src/util/binder.lzz" { assert(anon_index == 0); Result result = BindArgs(info, argc, stmt); if (success && result.count != param_count) { if (result.count < param_count) { if (!result.bound_object && stmt->GetBindMap( info . GetIsolate ( ) )->GetSize()) { Fail(ThrowTypeError, "Missing named parameters"); } else { Fail(ThrowRangeError, "Too few parameter values were provided"); } } else { Fail(ThrowRangeError, "Too many parameter values were provided"); } } return success; } #line 55 "./src/util/binder.lzz" void Binder::Fail (void (* Throw) (char const *), char const * message) #line 55 "./src/util/binder.lzz" { assert(success == true); assert((Throw == NULL) == (message == NULL)); assert(Throw == ThrowError || Throw == ThrowTypeError || Throw == ThrowRangeError || Throw == NULL); if (Throw) Throw(message); success = false; } #line 63 "./src/util/binder.lzz" int Binder::NextAnonIndex () #line 63 "./src/util/binder.lzz" { while (sqlite3_bind_parameter_name(handle, ++anon_index) != NULL) {} return anon_index; } #line 69 "./src/util/binder.lzz" void Binder::BindValue (v8::Isolate * isolate, v8::Local value, int index) #line 69 "./src/util/binder.lzz" { int status = Data::BindValueFromJS(isolate, handle, index, value); if (status != SQLITE_OK) { switch (status) { case -1: return Fail(ThrowTypeError, "SQLite3 can only bind numbers, strings, bigints, buffers, and null"); case SQLITE_TOOBIG: return Fail(ThrowRangeError, "The bound string, buffer, or bigint is too big"); case SQLITE_RANGE: return Fail(ThrowRangeError, "Too many parameter values were provided"); case SQLITE_NOMEM: return Fail(ThrowError, "Out of memory"); default: return Fail(ThrowError, "An unexpected error occured while trying to bind parameters"); } assert(false); } } #line 90 "./src/util/binder.lzz" int Binder::BindArray (v8::Isolate * isolate, v8::Local arr) #line 90 "./src/util/binder.lzz" { v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; uint32_t length = arr->Length(); if (length > INT_MAX) { Fail(ThrowRangeError, "Too many parameter values were provided"); return 0; } int len = static_cast(length); for (int i = 0; i < len; ++i) { v8::MaybeLocal maybeValue = arr->Get(ctx, i); if (maybeValue.IsEmpty()) { Fail(NULL, NULL); return i; } BindValue(isolate, maybeValue.ToLocalChecked(), NextAnonIndex()); if (!success) { return i; } } return len; } #line 116 "./src/util/binder.lzz" int Binder::BindObject (v8::Isolate * isolate, v8::Local obj, Statement * stmt) #line 116 "./src/util/binder.lzz" { v8 :: Local < v8 :: Context > ctx = isolate -> GetCurrentContext ( ) ; BindMap* bind_map = stmt->GetBindMap(isolate); BindMap::Pair* pairs = bind_map->GetPairs(); int len = bind_map->GetSize(); for (int i = 0; i < len; ++i) { v8::Local key = pairs[i].GetName(isolate); v8::Maybe has_property = obj->HasOwnProperty(ctx, key); if (has_property.IsNothing()) { Fail(NULL, NULL); return i; } if (!has_property.FromJust()) { v8::String::Utf8Value param_name(isolate, key); Fail(ThrowRangeError, (std::string("Missing named parameter \"") + *param_name + "\"").c_str()); return i; } v8::MaybeLocal maybeValue = obj->Get(ctx, key); if (maybeValue.IsEmpty()) { Fail(NULL, NULL); return i; } BindValue(isolate, maybeValue.ToLocalChecked(), pairs[i].GetIndex()); if (!success) { return i; } } return len; } #line 160 "./src/util/binder.lzz" Binder::Result Binder::BindArgs (v8::FunctionCallbackInfo const & info, int argc, Statement * stmt) #line 160 "./src/util/binder.lzz" { v8 :: Isolate * isolate = info . GetIsolate ( ) ; int count = 0; bool bound_object = false; for (int i = 0; i < argc; ++i) { v8::Local arg = info[i]; if (arg->IsArray()) { count += BindArray(isolate, arg.As()); if (!success) break; continue; } if (arg->IsObject() && !node::Buffer::HasInstance(arg)) { v8::Local obj = arg.As(); if (IsPlainObject(isolate, obj)) { if (bound_object) { Fail(ThrowTypeError, "You cannot specify named parameters in two different objects"); break; } bound_object = true; count += BindObject(isolate, obj, stmt); if (!success) break; continue; } else if (stmt->GetBindMap(isolate)->GetSize()) { Fail(ThrowTypeError, "Named parameters can only be passed within plain objects"); break; } } BindValue(isolate, arg, NextAnonIndex()); if (!success) break; count += 1; } return { count, bound_object }; } #line 35 "./src/better_sqlite3.lzz" void Addon::JS_setErrorConstructor (v8::FunctionCallbackInfo const & info) #line 35 "./src/better_sqlite3.lzz" { if ( info . Length ( ) <= ( 0 ) || ! info [ 0 ] -> IsFunction ( ) ) return ThrowTypeError ( "Expected " "first" " argument to be " "a function" ) ; v8 :: Local < v8 :: Function > SqliteError = ( info [ 0 ] . As < v8 :: Function > ( ) ) ; static_cast < Addon * > ( info . Data ( ) . As < v8 :: External > ( ) -> Value ( ) ) ->SqliteError.Reset( info . GetIsolate ( ) , SqliteError); } #line 40 "./src/better_sqlite3.lzz" void Addon::Cleanup (void * ptr) #line 40 "./src/better_sqlite3.lzz" { Addon* addon = static_cast(ptr); for (Database* db : addon->dbs) db->CloseHandles(); addon->dbs.clear(); delete addon; } #line 47 "./src/better_sqlite3.lzz" Addon::Addon (v8::Isolate * isolate) #line 47 "./src/better_sqlite3.lzz" : privileged_info (NULL), next_id (0), cs (isolate) #line 50 "./src/better_sqlite3.lzz" {} #undef LZZ_INLINE