mirror of
https://github.com/isar/rusqlite.git
synced 2024-11-25 10:31:37 +08:00
315 lines
16 KiB
Rust
315 lines
16 KiB
Rust
use std::error;
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use std::fmt;
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use std::os::raw::c_int;
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/// Error Codes
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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#[non_exhaustive]
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pub enum ErrorCode {
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/// Internal logic error in SQLite
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InternalMalfunction,
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/// Access permission denied
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PermissionDenied,
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/// Callback routine requested an abort
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OperationAborted,
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/// The database file is locked
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DatabaseBusy,
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/// A table in the database is locked
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DatabaseLocked,
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/// A malloc() failed
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OutOfMemory,
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/// Attempt to write a readonly database
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ReadOnly,
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/// Operation terminated by sqlite3_interrupt()
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OperationInterrupted,
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/// Some kind of disk I/O error occurred
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SystemIoFailure,
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/// The database disk image is malformed
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DatabaseCorrupt,
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/// Unknown opcode in sqlite3_file_control()
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NotFound,
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/// Insertion failed because database is full
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DiskFull,
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/// Unable to open the database file
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CannotOpen,
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/// Database lock protocol error
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FileLockingProtocolFailed,
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/// The database schema changed
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SchemaChanged,
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/// String or BLOB exceeds size limit
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TooBig,
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/// Abort due to constraint violation
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ConstraintViolation,
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/// Data type mismatch
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TypeMismatch,
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/// Library used incorrectly
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ApiMisuse,
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/// Uses OS features not supported on host
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NoLargeFileSupport,
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/// Authorization denied
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AuthorizationForStatementDenied,
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/// 2nd parameter to sqlite3_bind out of range
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ParameterOutOfRange,
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/// File opened that is not a database file
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NotADatabase,
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/// SQL error or missing database
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Unknown,
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}
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#[derive(Clone, Copy, Debug, PartialEq, Eq)]
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pub struct Error {
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pub code: ErrorCode,
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pub extended_code: c_int,
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}
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impl Error {
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pub fn new(result_code: c_int) -> Error {
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let code = match result_code & 0xff {
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super::SQLITE_INTERNAL => ErrorCode::InternalMalfunction,
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super::SQLITE_PERM => ErrorCode::PermissionDenied,
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super::SQLITE_ABORT => ErrorCode::OperationAborted,
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super::SQLITE_BUSY => ErrorCode::DatabaseBusy,
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super::SQLITE_LOCKED => ErrorCode::DatabaseLocked,
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super::SQLITE_NOMEM => ErrorCode::OutOfMemory,
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super::SQLITE_READONLY => ErrorCode::ReadOnly,
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super::SQLITE_INTERRUPT => ErrorCode::OperationInterrupted,
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super::SQLITE_IOERR => ErrorCode::SystemIoFailure,
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super::SQLITE_CORRUPT => ErrorCode::DatabaseCorrupt,
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super::SQLITE_NOTFOUND => ErrorCode::NotFound,
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super::SQLITE_FULL => ErrorCode::DiskFull,
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super::SQLITE_CANTOPEN => ErrorCode::CannotOpen,
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super::SQLITE_PROTOCOL => ErrorCode::FileLockingProtocolFailed,
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super::SQLITE_SCHEMA => ErrorCode::SchemaChanged,
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super::SQLITE_TOOBIG => ErrorCode::TooBig,
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super::SQLITE_CONSTRAINT => ErrorCode::ConstraintViolation,
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super::SQLITE_MISMATCH => ErrorCode::TypeMismatch,
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super::SQLITE_MISUSE => ErrorCode::ApiMisuse,
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super::SQLITE_NOLFS => ErrorCode::NoLargeFileSupport,
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super::SQLITE_AUTH => ErrorCode::AuthorizationForStatementDenied,
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super::SQLITE_RANGE => ErrorCode::ParameterOutOfRange,
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super::SQLITE_NOTADB => ErrorCode::NotADatabase,
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_ => ErrorCode::Unknown,
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};
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Error {
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code,
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extended_code: result_code,
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}
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}
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}
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impl fmt::Display for Error {
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fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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write!(
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f,
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"Error code {}: {}",
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self.extended_code,
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code_to_str(self.extended_code)
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)
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}
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}
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impl error::Error for Error {
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fn description(&self) -> &str {
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code_to_str(self.extended_code)
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}
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}
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// Result codes.
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// Note: These are not public because our bindgen bindings export whichever
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// constants are present in the current version of SQLite. We repeat them here
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// so we don't have to worry about which version of SQLite added which
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// constants, and we only use them to implement code_to_str below.
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const SQLITE_NOTICE: c_int = 27;
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const SQLITE_WARNING: c_int = 28;
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// Extended result codes.
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const SQLITE_ERROR_MISSING_COLLSEQ: c_int = super::SQLITE_ERROR | (1 << 8);
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const SQLITE_ERROR_RETRY: c_int = super::SQLITE_ERROR | (2 << 8);
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const SQLITE_ERROR_SNAPSHOT: c_int = super::SQLITE_ERROR | (3 << 8);
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const SQLITE_IOERR_SHMOPEN: c_int = super::SQLITE_IOERR | (18 << 8);
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const SQLITE_IOERR_SHMSIZE: c_int = super::SQLITE_IOERR | (19 << 8);
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const SQLITE_IOERR_SHMLOCK: c_int = super::SQLITE_IOERR | (20 << 8);
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const SQLITE_IOERR_SHMMAP: c_int = super::SQLITE_IOERR | (21 << 8);
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const SQLITE_IOERR_SEEK: c_int = super::SQLITE_IOERR | (22 << 8);
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const SQLITE_IOERR_DELETE_NOENT: c_int = super::SQLITE_IOERR | (23 << 8);
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const SQLITE_IOERR_MMAP: c_int = super::SQLITE_IOERR | (24 << 8);
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const SQLITE_IOERR_GETTEMPPATH: c_int = super::SQLITE_IOERR | (25 << 8);
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const SQLITE_IOERR_CONVPATH: c_int = super::SQLITE_IOERR | (26 << 8);
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const SQLITE_IOERR_VNODE: c_int = super::SQLITE_IOERR | (27 << 8);
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const SQLITE_IOERR_AUTH: c_int = super::SQLITE_IOERR | (28 << 8);
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const SQLITE_IOERR_BEGIN_ATOMIC: c_int = super::SQLITE_IOERR | (29 << 8);
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const SQLITE_IOERR_COMMIT_ATOMIC: c_int = super::SQLITE_IOERR | (30 << 8);
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const SQLITE_IOERR_ROLLBACK_ATOMIC: c_int = super::SQLITE_IOERR | (31 << 8);
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const SQLITE_IOERR_DATA: c_int = super::SQLITE_IOERR | (32 << 8);
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const SQLITE_LOCKED_SHAREDCACHE: c_int = super::SQLITE_LOCKED | (1 << 8);
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const SQLITE_LOCKED_VTAB: c_int = super::SQLITE_LOCKED | (2 << 8);
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const SQLITE_BUSY_RECOVERY: c_int = super::SQLITE_BUSY | (1 << 8);
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const SQLITE_BUSY_SNAPSHOT: c_int = super::SQLITE_BUSY | (2 << 8);
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const SQLITE_BUSY_TIMEOUT: c_int = super::SQLITE_BUSY | (3 << 8);
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const SQLITE_CANTOPEN_NOTEMPDIR: c_int = super::SQLITE_CANTOPEN | (1 << 8);
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const SQLITE_CANTOPEN_ISDIR: c_int = super::SQLITE_CANTOPEN | (2 << 8);
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const SQLITE_CANTOPEN_FULLPATH: c_int = super::SQLITE_CANTOPEN | (3 << 8);
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const SQLITE_CANTOPEN_CONVPATH: c_int = super::SQLITE_CANTOPEN | (4 << 8);
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const SQLITE_CANTOPEN_SYMLINK: c_int = super::SQLITE_CANTOPEN | (6 << 8);
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const SQLITE_CORRUPT_VTAB: c_int = super::SQLITE_CORRUPT | (1 << 8);
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const SQLITE_CORRUPT_SEQUENCE: c_int = super::SQLITE_CORRUPT | (2 << 8);
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const SQLITE_CORRUPT_INDEX: c_int = super::SQLITE_CORRUPT | (3 << 8);
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const SQLITE_READONLY_RECOVERY: c_int = super::SQLITE_READONLY | (1 << 8);
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const SQLITE_READONLY_CANTLOCK: c_int = super::SQLITE_READONLY | (2 << 8);
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const SQLITE_READONLY_ROLLBACK: c_int = super::SQLITE_READONLY | (3 << 8);
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const SQLITE_READONLY_DBMOVED: c_int = super::SQLITE_READONLY | (4 << 8);
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const SQLITE_READONLY_CANTINIT: c_int = super::SQLITE_READONLY | (5 << 8);
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const SQLITE_READONLY_DIRECTORY: c_int = super::SQLITE_READONLY | (6 << 8);
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const SQLITE_ABORT_ROLLBACK: c_int = super::SQLITE_ABORT | (2 << 8);
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const SQLITE_CONSTRAINT_CHECK: c_int = super::SQLITE_CONSTRAINT | (1 << 8);
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const SQLITE_CONSTRAINT_COMMITHOOK: c_int = super::SQLITE_CONSTRAINT | (2 << 8);
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const SQLITE_CONSTRAINT_FOREIGNKEY: c_int = super::SQLITE_CONSTRAINT | (3 << 8);
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const SQLITE_CONSTRAINT_FUNCTION: c_int = super::SQLITE_CONSTRAINT | (4 << 8);
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const SQLITE_CONSTRAINT_NOTNULL: c_int = super::SQLITE_CONSTRAINT | (5 << 8);
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const SQLITE_CONSTRAINT_PRIMARYKEY: c_int = super::SQLITE_CONSTRAINT | (6 << 8);
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const SQLITE_CONSTRAINT_TRIGGER: c_int = super::SQLITE_CONSTRAINT | (7 << 8);
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const SQLITE_CONSTRAINT_UNIQUE: c_int = super::SQLITE_CONSTRAINT | (8 << 8);
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const SQLITE_CONSTRAINT_VTAB: c_int = super::SQLITE_CONSTRAINT | (9 << 8);
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const SQLITE_CONSTRAINT_ROWID: c_int = super::SQLITE_CONSTRAINT | (10 << 8);
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const SQLITE_CONSTRAINT_PINNED: c_int = super::SQLITE_CONSTRAINT | (11 << 8);
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const SQLITE_CONSTRAINT_DATATYPE: c_int = super::SQLITE_CONSTRAINT | (12 << 8);
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const SQLITE_NOTICE_RECOVER_WAL: c_int = SQLITE_NOTICE | (1 << 8);
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const SQLITE_NOTICE_RECOVER_ROLLBACK: c_int = SQLITE_NOTICE | (2 << 8);
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const SQLITE_WARNING_AUTOINDEX: c_int = SQLITE_WARNING | (1 << 8);
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const SQLITE_AUTH_USER: c_int = super::SQLITE_AUTH | (1 << 8);
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pub fn code_to_str(code: c_int) -> &'static str {
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match code {
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super::SQLITE_OK => "Successful result",
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super::SQLITE_ERROR => "SQL error or missing database",
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super::SQLITE_INTERNAL => "Internal logic error in SQLite",
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super::SQLITE_PERM => "Access permission denied",
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super::SQLITE_ABORT => "Callback routine requested an abort",
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super::SQLITE_BUSY => "The database file is locked",
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super::SQLITE_LOCKED => "A table in the database is locked",
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super::SQLITE_NOMEM => "A malloc() failed",
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super::SQLITE_READONLY => "Attempt to write a readonly database",
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super::SQLITE_INTERRUPT => "Operation terminated by sqlite3_interrupt()",
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super::SQLITE_IOERR => "Some kind of disk I/O error occurred",
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super::SQLITE_CORRUPT => "The database disk image is malformed",
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super::SQLITE_NOTFOUND => "Unknown opcode in sqlite3_file_control()",
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super::SQLITE_FULL => "Insertion failed because database is full",
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super::SQLITE_CANTOPEN => "Unable to open the database file",
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super::SQLITE_PROTOCOL => "Database lock protocol error",
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super::SQLITE_EMPTY => "Database is empty",
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super::SQLITE_SCHEMA => "The database schema changed",
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super::SQLITE_TOOBIG => "String or BLOB exceeds size limit",
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super::SQLITE_CONSTRAINT=> "Abort due to constraint violation",
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super::SQLITE_MISMATCH => "Data type mismatch",
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super::SQLITE_MISUSE => "Library used incorrectly",
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super::SQLITE_NOLFS => "Uses OS features not supported on host",
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super::SQLITE_AUTH => "Authorization denied",
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super::SQLITE_FORMAT => "Auxiliary database format error",
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super::SQLITE_RANGE => "2nd parameter to sqlite3_bind out of range",
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super::SQLITE_NOTADB => "File opened that is not a database file",
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SQLITE_NOTICE => "Notifications from sqlite3_log()",
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SQLITE_WARNING => "Warnings from sqlite3_log()",
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super::SQLITE_ROW => "sqlite3_step() has another row ready",
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super::SQLITE_DONE => "sqlite3_step() has finished executing",
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SQLITE_ERROR_MISSING_COLLSEQ => "SQLITE_ERROR_MISSING_COLLSEQ",
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SQLITE_ERROR_RETRY => "SQLITE_ERROR_RETRY",
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SQLITE_ERROR_SNAPSHOT => "SQLITE_ERROR_SNAPSHOT",
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super::SQLITE_IOERR_READ => "Error reading from disk",
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super::SQLITE_IOERR_SHORT_READ => "Unable to obtain number of requested bytes (file truncated?)",
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super::SQLITE_IOERR_WRITE => "Error writing to disk",
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super::SQLITE_IOERR_FSYNC => "Error flushing data to persistent storage (fsync)",
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super::SQLITE_IOERR_DIR_FSYNC => "Error calling fsync on a directory",
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super::SQLITE_IOERR_TRUNCATE => "Error attempting to truncate file",
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super::SQLITE_IOERR_FSTAT => "Error invoking fstat to get file metadata",
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super::SQLITE_IOERR_UNLOCK => "I/O error within xUnlock of a VFS object",
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super::SQLITE_IOERR_RDLOCK => "I/O error within xLock of a VFS object (trying to obtain a read lock)",
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super::SQLITE_IOERR_DELETE => "I/O error within xDelete of a VFS object",
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super::SQLITE_IOERR_BLOCKED => "SQLITE_IOERR_BLOCKED", // no longer used
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super::SQLITE_IOERR_NOMEM => "Out of memory in I/O layer",
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super::SQLITE_IOERR_ACCESS => "I/O error within xAccess of a VFS object",
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super::SQLITE_IOERR_CHECKRESERVEDLOCK => "I/O error within then xCheckReservedLock method",
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super::SQLITE_IOERR_LOCK => "I/O error in the advisory file locking layer",
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super::SQLITE_IOERR_CLOSE => "I/O error within the xClose method",
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super::SQLITE_IOERR_DIR_CLOSE => "SQLITE_IOERR_DIR_CLOSE", // no longer used
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SQLITE_IOERR_SHMOPEN => "I/O error within the xShmMap method (trying to open a new shared-memory segment)",
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SQLITE_IOERR_SHMSIZE => "I/O error within the xShmMap method (trying to resize an existing shared-memory segment)",
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SQLITE_IOERR_SHMLOCK => "SQLITE_IOERR_SHMLOCK", // no longer used
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SQLITE_IOERR_SHMMAP => "I/O error within the xShmMap method (trying to map a shared-memory segment into process address space)",
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SQLITE_IOERR_SEEK => "I/O error within the xRead or xWrite (trying to seek within a file)",
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SQLITE_IOERR_DELETE_NOENT => "File being deleted does not exist",
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SQLITE_IOERR_MMAP => "I/O error while trying to map or unmap part of the database file into process address space",
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SQLITE_IOERR_GETTEMPPATH => "VFS is unable to determine a suitable directory for temporary files",
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SQLITE_IOERR_CONVPATH => "cygwin_conv_path() system call failed",
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SQLITE_IOERR_VNODE => "SQLITE_IOERR_VNODE", // not documented?
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SQLITE_IOERR_AUTH => "SQLITE_IOERR_AUTH",
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SQLITE_IOERR_BEGIN_ATOMIC => "SQLITE_IOERR_BEGIN_ATOMIC",
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SQLITE_IOERR_COMMIT_ATOMIC => "SQLITE_IOERR_COMMIT_ATOMIC",
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SQLITE_IOERR_ROLLBACK_ATOMIC => "SQLITE_IOERR_ROLLBACK_ATOMIC",
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SQLITE_IOERR_DATA => "SQLITE_IOERR_DATA",
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SQLITE_LOCKED_SHAREDCACHE => "Locking conflict due to another connection with a shared cache",
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SQLITE_LOCKED_VTAB => "SQLITE_LOCKED_VTAB",
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SQLITE_BUSY_RECOVERY => "Another process is recovering a WAL mode database file",
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SQLITE_BUSY_SNAPSHOT => "Cannot promote read transaction to write transaction because of writes by another connection",
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SQLITE_BUSY_TIMEOUT => "SQLITE_BUSY_TIMEOUT",
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SQLITE_CANTOPEN_NOTEMPDIR => "SQLITE_CANTOPEN_NOTEMPDIR", // no longer used
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SQLITE_CANTOPEN_ISDIR => "Attempted to open directory as file",
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SQLITE_CANTOPEN_FULLPATH => "Unable to convert filename into full pathname",
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SQLITE_CANTOPEN_CONVPATH => "cygwin_conv_path() system call failed",
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SQLITE_CANTOPEN_SYMLINK => "SQLITE_CANTOPEN_SYMLINK",
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SQLITE_CORRUPT_VTAB => "Content in the virtual table is corrupt",
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SQLITE_CORRUPT_SEQUENCE => "SQLITE_CORRUPT_SEQUENCE",
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SQLITE_CORRUPT_INDEX => "SQLITE_CORRUPT_INDEX",
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SQLITE_READONLY_RECOVERY => "WAL mode database file needs recovery (requires write access)",
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SQLITE_READONLY_CANTLOCK => "Shared-memory file associated with WAL mode database is read-only",
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SQLITE_READONLY_ROLLBACK => "Database has hot journal that must be rolled back (requires write access)",
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SQLITE_READONLY_DBMOVED => "Database cannot be modified because database file has moved",
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SQLITE_READONLY_CANTINIT => "SQLITE_READONLY_CANTINIT",
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SQLITE_READONLY_DIRECTORY => "SQLITE_READONLY_DIRECTORY",
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SQLITE_ABORT_ROLLBACK => "Transaction was rolled back",
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SQLITE_CONSTRAINT_CHECK => "A CHECK constraint failed",
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SQLITE_CONSTRAINT_COMMITHOOK => "Commit hook caused rollback",
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SQLITE_CONSTRAINT_FOREIGNKEY => "Foreign key constraint failed",
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SQLITE_CONSTRAINT_FUNCTION => "Error returned from extension function",
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SQLITE_CONSTRAINT_NOTNULL => "A NOT NULL constraint failed",
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SQLITE_CONSTRAINT_PRIMARYKEY => "A PRIMARY KEY constraint failed",
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SQLITE_CONSTRAINT_TRIGGER => "A RAISE function within a trigger fired",
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SQLITE_CONSTRAINT_UNIQUE => "A UNIQUE constraint failed",
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SQLITE_CONSTRAINT_VTAB => "An application-defined virtual table error occurred",
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SQLITE_CONSTRAINT_ROWID => "A non-unique rowid occurred",
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SQLITE_CONSTRAINT_PINNED => "SQLITE_CONSTRAINT_PINNED",
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SQLITE_CONSTRAINT_DATATYPE => "SQLITE_CONSTRAINT_DATATYPE",
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SQLITE_NOTICE_RECOVER_WAL => "A WAL mode database file was recovered",
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SQLITE_NOTICE_RECOVER_ROLLBACK => "Hot journal was rolled back",
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SQLITE_WARNING_AUTOINDEX => "Automatic indexing used - database might benefit from additional indexes",
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SQLITE_AUTH_USER => "SQLITE_AUTH_USER", // not documented?
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_ => "Unknown error code",
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}
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}
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