rusqlite/libsqlite3-sys/src/error.rs

295 lines
16 KiB
Rust

use libc::c_int;
use std::error;
use std::fmt;
/// Error Codes
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum ErrorCode {
/// Internal logic error in SQLite
InternalMalfunction,
/// Access permission denied
PermissionDenied,
/// Callback routine requested an abort
OperationAborted,
/// The database file is locked
DatabaseBusy,
/// A table in the database is locked
DatabaseLocked,
/// A malloc() failed
OutOfMemory,
/// Attempt to write a readonly database
ReadOnly,
/// Operation terminated by sqlite3_interrupt()
OperationInterrupted,
/// Some kind of disk I/O error occurred
SystemIOFailure,
/// The database disk image is malformed
DatabaseCorrupt,
/// Unknown opcode in sqlite3_file_control()
NotFound,
/// Insertion failed because database is full
DiskFull,
/// Unable to open the database file
CannotOpen,
/// Database lock protocol error
FileLockingProtocolFailed,
/// The database schema changed
SchemaChanged,
/// String or BLOB exceeds size limit
TooBig,
/// Abort due to constraint violation
ConstraintViolation,
/// Data type mismatch
TypeMismatch,
/// Library used incorrectly
APIMisuse,
/// Uses OS features not supported on host
NoLargeFileSupport,
/// Authorization denied
AuthorizationForStatementDenied,
/// 2nd parameter to sqlite3_bind out of range
ParameterOutOfRange,
/// File opened that is not a database file
NotADatabase,
/// SQL error or missing database
Unknown,
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub struct Error {
pub code: ErrorCode,
pub extended_code: c_int,
}
impl Error {
pub fn new(result_code: c_int) -> Error {
let code = match result_code & 0xff {
SQLITE_INTERNAL => ErrorCode::InternalMalfunction,
SQLITE_PERM => ErrorCode::PermissionDenied,
SQLITE_ABORT => ErrorCode::OperationAborted,
SQLITE_BUSY => ErrorCode::DatabaseBusy,
SQLITE_LOCKED => ErrorCode::DatabaseLocked,
SQLITE_NOMEM => ErrorCode::OutOfMemory,
SQLITE_READONLY => ErrorCode::ReadOnly,
SQLITE_INTERRUPT => ErrorCode::OperationInterrupted,
SQLITE_IOERR => ErrorCode::SystemIOFailure,
SQLITE_CORRUPT => ErrorCode::DatabaseCorrupt,
SQLITE_NOTFOUND => ErrorCode::NotFound,
SQLITE_FULL => ErrorCode::DiskFull,
SQLITE_CANTOPEN => ErrorCode::CannotOpen,
SQLITE_PROTOCOL => ErrorCode::FileLockingProtocolFailed,
SQLITE_SCHEMA => ErrorCode::SchemaChanged,
SQLITE_TOOBIG => ErrorCode::TooBig,
SQLITE_CONSTRAINT=> ErrorCode::ConstraintViolation,
SQLITE_MISMATCH => ErrorCode::TypeMismatch,
SQLITE_MISUSE => ErrorCode::APIMisuse,
SQLITE_NOLFS => ErrorCode::NoLargeFileSupport,
SQLITE_AUTH => ErrorCode::AuthorizationForStatementDenied,
SQLITE_RANGE => ErrorCode::ParameterOutOfRange,
SQLITE_NOTADB => ErrorCode::NotADatabase,
_ => ErrorCode::Unknown,
};
Error {
code: code,
extended_code: result_code,
}
}
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Error code {}: {}", self.extended_code, code_to_str(self.extended_code))
}
}
impl error::Error for Error {
fn description(&self) -> &str {
code_to_str(self.extended_code)
}
}
// Result codes.
pub const SQLITE_OK : c_int = 0;
pub const SQLITE_ERROR : c_int = 1;
pub const SQLITE_INTERNAL : c_int = 2;
pub const SQLITE_PERM : c_int = 3;
pub const SQLITE_ABORT : c_int = 4;
pub const SQLITE_BUSY : c_int = 5;
pub const SQLITE_LOCKED : c_int = 6;
pub const SQLITE_NOMEM : c_int = 7;
pub const SQLITE_READONLY : c_int = 8;
pub const SQLITE_INTERRUPT : c_int = 9;
pub const SQLITE_IOERR : c_int = 10;
pub const SQLITE_CORRUPT : c_int = 11;
pub const SQLITE_NOTFOUND : c_int = 12;
pub const SQLITE_FULL : c_int = 13;
pub const SQLITE_CANTOPEN : c_int = 14;
pub const SQLITE_PROTOCOL : c_int = 15;
pub const SQLITE_EMPTY : c_int = 16;
pub const SQLITE_SCHEMA : c_int = 17;
pub const SQLITE_TOOBIG : c_int = 18;
pub const SQLITE_CONSTRAINT: c_int = 19;
pub const SQLITE_MISMATCH : c_int = 20;
pub const SQLITE_MISUSE : c_int = 21;
pub const SQLITE_NOLFS : c_int = 22;
pub const SQLITE_AUTH : c_int = 23;
pub const SQLITE_FORMAT : c_int = 24;
pub const SQLITE_RANGE : c_int = 25;
pub const SQLITE_NOTADB : c_int = 26;
pub const SQLITE_NOTICE : c_int = 27;
pub const SQLITE_WARNING : c_int = 28;
pub const SQLITE_ROW : c_int = 100;
pub const SQLITE_DONE : c_int = 101;
// Extended result codes.
pub const SQLITE_IOERR_READ : c_int = (SQLITE_IOERR | (1<<8));
pub const SQLITE_IOERR_SHORT_READ : c_int = (SQLITE_IOERR | (2<<8));
pub const SQLITE_IOERR_WRITE : c_int = (SQLITE_IOERR | (3<<8));
pub const SQLITE_IOERR_FSYNC : c_int = (SQLITE_IOERR | (4<<8));
pub const SQLITE_IOERR_DIR_FSYNC : c_int = (SQLITE_IOERR | (5<<8));
pub const SQLITE_IOERR_TRUNCATE : c_int = (SQLITE_IOERR | (6<<8));
pub const SQLITE_IOERR_FSTAT : c_int = (SQLITE_IOERR | (7<<8));
pub const SQLITE_IOERR_UNLOCK : c_int = (SQLITE_IOERR | (8<<8));
pub const SQLITE_IOERR_RDLOCK : c_int = (SQLITE_IOERR | (9<<8));
pub const SQLITE_IOERR_DELETE : c_int = (SQLITE_IOERR | (10<<8));
pub const SQLITE_IOERR_BLOCKED : c_int = (SQLITE_IOERR | (11<<8));
pub const SQLITE_IOERR_NOMEM : c_int = (SQLITE_IOERR | (12<<8));
pub const SQLITE_IOERR_ACCESS : c_int = (SQLITE_IOERR | (13<<8));
pub const SQLITE_IOERR_CHECKRESERVEDLOCK : c_int = (SQLITE_IOERR | (14<<8));
pub const SQLITE_IOERR_LOCK : c_int = (SQLITE_IOERR | (15<<8));
pub const SQLITE_IOERR_CLOSE : c_int = (SQLITE_IOERR | (16<<8));
pub const SQLITE_IOERR_DIR_CLOSE : c_int = (SQLITE_IOERR | (17<<8));
pub const SQLITE_IOERR_SHMOPEN : c_int = (SQLITE_IOERR | (18<<8));
pub const SQLITE_IOERR_SHMSIZE : c_int = (SQLITE_IOERR | (19<<8));
pub const SQLITE_IOERR_SHMLOCK : c_int = (SQLITE_IOERR | (20<<8));
pub const SQLITE_IOERR_SHMMAP : c_int = (SQLITE_IOERR | (21<<8));
pub const SQLITE_IOERR_SEEK : c_int = (SQLITE_IOERR | (22<<8));
pub const SQLITE_IOERR_DELETE_NOENT : c_int = (SQLITE_IOERR | (23<<8));
pub const SQLITE_IOERR_MMAP : c_int = (SQLITE_IOERR | (24<<8));
pub const SQLITE_IOERR_GETTEMPPATH : c_int = (SQLITE_IOERR | (25<<8));
pub const SQLITE_IOERR_CONVPATH : c_int = (SQLITE_IOERR | (26<<8));
pub const SQLITE_IOERR_VNODE : c_int = (SQLITE_IOERR | (27<<8));
pub const SQLITE_LOCKED_SHAREDCACHE : c_int = (SQLITE_LOCKED | (1<<8));
pub const SQLITE_BUSY_RECOVERY : c_int = (SQLITE_BUSY | (1<<8));
pub const SQLITE_BUSY_SNAPSHOT : c_int = (SQLITE_BUSY | (2<<8));
pub const SQLITE_CANTOPEN_NOTEMPDIR : c_int = (SQLITE_CANTOPEN | (1<<8));
pub const SQLITE_CANTOPEN_ISDIR : c_int = (SQLITE_CANTOPEN | (2<<8));
pub const SQLITE_CANTOPEN_FULLPATH : c_int = (SQLITE_CANTOPEN | (3<<8));
pub const SQLITE_CANTOPEN_CONVPATH : c_int = (SQLITE_CANTOPEN | (4<<8));
pub const SQLITE_CORRUPT_VTAB : c_int = (SQLITE_CORRUPT | (1<<8));
pub const SQLITE_READONLY_RECOVERY : c_int = (SQLITE_READONLY | (1<<8));
pub const SQLITE_READONLY_CANTLOCK : c_int = (SQLITE_READONLY | (2<<8));
pub const SQLITE_READONLY_ROLLBACK : c_int = (SQLITE_READONLY | (3<<8));
pub const SQLITE_READONLY_DBMOVED : c_int = (SQLITE_READONLY | (4<<8));
pub const SQLITE_ABORT_ROLLBACK : c_int = (SQLITE_ABORT | (2<<8));
pub const SQLITE_CONSTRAINT_CHECK : c_int = (SQLITE_CONSTRAINT | (1<<8));
pub const SQLITE_CONSTRAINT_COMMITHOOK : c_int = (SQLITE_CONSTRAINT | (2<<8));
pub const SQLITE_CONSTRAINT_FOREIGNKEY : c_int = (SQLITE_CONSTRAINT | (3<<8));
pub const SQLITE_CONSTRAINT_FUNCTION : c_int = (SQLITE_CONSTRAINT | (4<<8));
pub const SQLITE_CONSTRAINT_NOTNULL : c_int = (SQLITE_CONSTRAINT | (5<<8));
pub const SQLITE_CONSTRAINT_PRIMARYKEY : c_int = (SQLITE_CONSTRAINT | (6<<8));
pub const SQLITE_CONSTRAINT_TRIGGER : c_int = (SQLITE_CONSTRAINT | (7<<8));
pub const SQLITE_CONSTRAINT_UNIQUE : c_int = (SQLITE_CONSTRAINT | (8<<8));
pub const SQLITE_CONSTRAINT_VTAB : c_int = (SQLITE_CONSTRAINT | (9<<8));
pub const SQLITE_CONSTRAINT_ROWID : c_int = (SQLITE_CONSTRAINT |(10<<8));
pub const SQLITE_NOTICE_RECOVER_WAL : c_int = (SQLITE_NOTICE | (1<<8));
pub const SQLITE_NOTICE_RECOVER_ROLLBACK : c_int = (SQLITE_NOTICE | (2<<8));
pub const SQLITE_WARNING_AUTOINDEX : c_int = (SQLITE_WARNING | (1<<8));
pub const SQLITE_AUTH_USER : c_int = (SQLITE_AUTH | (1<<8));
pub fn code_to_str(code: c_int) -> &'static str {
match code {
SQLITE_OK => "Successful result",
SQLITE_ERROR => "SQL error or missing database",
SQLITE_INTERNAL => "Internal logic error in SQLite",
SQLITE_PERM => "Access permission denied",
SQLITE_ABORT => "Callback routine requested an abort",
SQLITE_BUSY => "The database file is locked",
SQLITE_LOCKED => "A table in the database is locked",
SQLITE_NOMEM => "A malloc() failed",
SQLITE_READONLY => "Attempt to write a readonly database",
SQLITE_INTERRUPT => "Operation terminated by sqlite3_interrupt()",
SQLITE_IOERR => "Some kind of disk I/O error occurred",
SQLITE_CORRUPT => "The database disk image is malformed",
SQLITE_NOTFOUND => "Unknown opcode in sqlite3_file_control()",
SQLITE_FULL => "Insertion failed because database is full",
SQLITE_CANTOPEN => "Unable to open the database file",
SQLITE_PROTOCOL => "Database lock protocol error",
SQLITE_EMPTY => "Database is empty",
SQLITE_SCHEMA => "The database schema changed",
SQLITE_TOOBIG => "String or BLOB exceeds size limit",
SQLITE_CONSTRAINT=> "Abort due to constraint violation",
SQLITE_MISMATCH => "Data type mismatch",
SQLITE_MISUSE => "Library used incorrectly",
SQLITE_NOLFS => "Uses OS features not supported on host",
SQLITE_AUTH => "Authorization denied",
SQLITE_FORMAT => "Auxiliary database format error",
SQLITE_RANGE => "2nd parameter to sqlite3_bind out of range",
SQLITE_NOTADB => "File opened that is not a database file",
SQLITE_NOTICE => "Notifications from sqlite3_log()",
SQLITE_WARNING => "Warnings from sqlite3_log()",
SQLITE_ROW => "sqlite3_step() has another row ready",
SQLITE_DONE => "sqlite3_step() has finished executing",
SQLITE_IOERR_READ => "Error reading from disk",
SQLITE_IOERR_SHORT_READ => "Unable to obtain number of requested bytes (file truncated?)",
SQLITE_IOERR_WRITE => "Error writing to disk",
SQLITE_IOERR_FSYNC => "Error flushing data to persistent storage (fsync)",
SQLITE_IOERR_DIR_FSYNC => "Error calling fsync on a directory",
SQLITE_IOERR_TRUNCATE => "Error attempting to truncate file",
SQLITE_IOERR_FSTAT => "Error invoking fstat to get file metadata",
SQLITE_IOERR_UNLOCK => "I/O error within xUnlock of a VFS object",
SQLITE_IOERR_RDLOCK => "I/O error within xLock of a VFS object (trying to obtain a read lock)",
SQLITE_IOERR_DELETE => "I/O error within xDelete of a VFS object",
SQLITE_IOERR_BLOCKED => "SQLITE_IOERR_BLOCKED", // no longer used
SQLITE_IOERR_NOMEM => "Out of memory in I/O layer",
SQLITE_IOERR_ACCESS => "I/O error within xAccess of a VFS object",
SQLITE_IOERR_CHECKRESERVEDLOCK => "I/O error within then xCheckReservedLock method",
SQLITE_IOERR_LOCK => "I/O error in the advisory file locking layer",
SQLITE_IOERR_CLOSE => "I/O error within the xClose method",
SQLITE_IOERR_DIR_CLOSE => "SQLITE_IOERR_DIR_CLOSE", // no longer used
SQLITE_IOERR_SHMOPEN => "I/O error within the xShmMap method (trying to open a new shared-memory segment)",
SQLITE_IOERR_SHMSIZE => "I/O error within the xShmMap method (trying to resize an existing shared-memory segment)",
SQLITE_IOERR_SHMLOCK => "SQLITE_IOERR_SHMLOCK", // no longer used
SQLITE_IOERR_SHMMAP => "I/O error within the xShmMap method (trying to map a shared-memory segment into process address space)",
SQLITE_IOERR_SEEK => "I/O error within the xRead or xWrite (trying to seek within a file)",
SQLITE_IOERR_DELETE_NOENT => "File being deleted does not exist",
SQLITE_IOERR_MMAP => "I/O error while trying to map or unmap part of the database file into process address space",
SQLITE_IOERR_GETTEMPPATH => "VFS is unable to determine a suitable directory for temporary files",
SQLITE_IOERR_CONVPATH => "cygwin_conv_path() system call failed",
SQLITE_IOERR_VNODE => "SQLITE_IOERR_VNODE", // not documented?
SQLITE_LOCKED_SHAREDCACHE => "Locking conflict due to another connection with a shared cache",
SQLITE_BUSY_RECOVERY => "Another process is recovering a WAL mode database file",
SQLITE_BUSY_SNAPSHOT => "Cannot promote read transaction to write transaction because of writes by another connection",
SQLITE_CANTOPEN_NOTEMPDIR => "SQLITE_CANTOPEN_NOTEMPDIR", // no longer used
SQLITE_CANTOPEN_ISDIR => "Attempted to open directory as file",
SQLITE_CANTOPEN_FULLPATH => "Unable to convert filename into full pathname",
SQLITE_CANTOPEN_CONVPATH => "cygwin_conv_path() system call failed",
SQLITE_CORRUPT_VTAB => "Content in the virtual table is corrupt",
SQLITE_READONLY_RECOVERY => "WAL mode database file needs recovery (requires write access)",
SQLITE_READONLY_CANTLOCK => "Shared-memory file associated with WAL mode database is read-only",
SQLITE_READONLY_ROLLBACK => "Database has hot journal that must be rolled back (requires write access)",
SQLITE_READONLY_DBMOVED => "Database cannot be modified because database file has moved",
SQLITE_ABORT_ROLLBACK => "Transaction was rolled back",
SQLITE_CONSTRAINT_CHECK => "A CHECK constraint failed",
SQLITE_CONSTRAINT_COMMITHOOK => "Commit hook caused rollback",
SQLITE_CONSTRAINT_FOREIGNKEY => "Foreign key constraint failed",
SQLITE_CONSTRAINT_FUNCTION => "Error returned from extension function",
SQLITE_CONSTRAINT_NOTNULL => "A NOT NULL constraint failed",
SQLITE_CONSTRAINT_PRIMARYKEY => "A PRIMARY KEY constraint failed",
SQLITE_CONSTRAINT_TRIGGER => "A RAISE function within a trigger fired",
SQLITE_CONSTRAINT_UNIQUE => "A UNIQUE constraint failed",
SQLITE_CONSTRAINT_VTAB => "An application-defined virtual table error occurred",
SQLITE_CONSTRAINT_ROWID => "A non-unique rowid occurred",
SQLITE_NOTICE_RECOVER_WAL => "A WAL mode database file was recovered",
SQLITE_NOTICE_RECOVER_ROLLBACK => "Hot journal was rolled back",
SQLITE_WARNING_AUTOINDEX => "Automatic indexing used - database might benefit from additional indexes",
SQLITE_AUTH_USER => "SQLITE_AUTH_USER", // not documented?
_ => "Unknown error code",
}
}