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// SSL exception types shared between ssl (rustls) and openssl backends
pub(crate) use ssl_error::*;
#[pymodule(sub)]
pub(crate) mod ssl_error {
use crate::vm::{
Py, PyPayload, PyRef, PyResult, VirtualMachine,
builtins::{PyBaseException, PyOSError, PyStrRef},
types::Constructor,
};
// Error type constants - exposed as pyattr and available for internal use
#[pyattr]
pub(crate) const SSL_ERROR_NONE: i32 = 0;
#[pyattr]
pub(crate) const SSL_ERROR_SSL: i32 = 1;
#[pyattr]
pub(crate) const SSL_ERROR_WANT_READ: i32 = 2;
#[pyattr]
pub(crate) const SSL_ERROR_WANT_WRITE: i32 = 3;
#[pyattr]
pub(crate) const SSL_ERROR_WANT_X509_LOOKUP: i32 = 4;
#[pyattr]
pub(crate) const SSL_ERROR_SYSCALL: i32 = 5;
#[pyattr]
pub(crate) const SSL_ERROR_ZERO_RETURN: i32 = 6;
#[pyattr]
pub(crate) const SSL_ERROR_WANT_CONNECT: i32 = 7;
#[pyattr]
pub(crate) const SSL_ERROR_EOF: i32 = 8;
#[pyattr]
pub(crate) const SSL_ERROR_INVALID_ERROR_CODE: i32 = 10;
#[pyattr]
#[pyexception(name = "SSLError", base = PyOSError)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLError(PyOSError);
#[pyexception]
impl PySSLError {
// Returns strerror attribute if available, otherwise str(args)
#[pymethod]
fn __str__(exc: &Py<PyBaseException>, vm: &VirtualMachine) -> PyResult<PyStrRef> {
use crate::vm::AsObject;
// Try to get strerror attribute first (OSError compatibility)
if let Ok(strerror) = exc.as_object().get_attr("strerror", vm)
&& !vm.is_none(&strerror)
{
return strerror.str(vm);
}
// Otherwise return str(args)
let args = exc.args();
if args.len() == 1 {
args.as_slice()[0].str(vm)
} else {
args.as_object().str(vm)
}
}
}
#[pyattr]
#[pyexception(name = "SSLZeroReturnError", base = PySSLError)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLZeroReturnError(PySSLError);
#[pyexception]
impl PySSLZeroReturnError {}
#[pyattr]
#[pyexception(name = "SSLWantReadError", base = PySSLError, impl)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLWantReadError(PySSLError);
#[pyattr]
#[pyexception(name = "SSLWantWriteError", base = PySSLError, impl)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLWantWriteError(PySSLError);
#[pyattr]
#[pyexception(name = "SSLSyscallError", base = PySSLError, impl)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLSyscallError(PySSLError);
#[pyattr]
#[pyexception(name = "SSLEOFError", base = PySSLError, impl)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLEOFError(PySSLError);
#[pyattr]
#[pyexception(name = "SSLCertVerificationError", base = PySSLError, impl)]
#[derive(Debug)]
#[repr(transparent)]
pub(crate) struct PySSLCertVerificationError(PySSLError);
// Helper functions to create SSL exceptions with proper errno attribute
pub(crate) fn create_ssl_want_read_error(vm: &VirtualMachine) -> PyRef<PyOSError> {
vm.new_os_subtype_error(
PySSLWantReadError::class(&vm.ctx).to_owned(),
Some(SSL_ERROR_WANT_READ),
"The operation did not complete (read)",
)
}
pub(crate) fn create_ssl_want_write_error(vm: &VirtualMachine) -> PyRef<PyOSError> {
vm.new_os_subtype_error(
PySSLWantWriteError::class(&vm.ctx).to_owned(),
Some(SSL_ERROR_WANT_WRITE),
"The operation did not complete (write)",
)
}
pub(crate) fn create_ssl_eof_error(vm: &VirtualMachine) -> PyRef<PyOSError> {
vm.new_os_subtype_error(
PySSLEOFError::class(&vm.ctx).to_owned(),
Some(SSL_ERROR_EOF),
"EOF occurred in violation of protocol",
)
}
#[cfg_attr(
all(feature = "ssl-openssl", not(feature = "ssl-rustls")),
expect(dead_code)
)]
pub(crate) fn create_ssl_zero_return_error(vm: &VirtualMachine) -> PyRef<PyOSError> {
vm.new_os_subtype_error(
PySSLZeroReturnError::class(&vm.ctx).to_owned(),
Some(SSL_ERROR_ZERO_RETURN),
"TLS/SSL connection has been closed (EOF)",
)
}
#[cfg_attr(
all(feature = "ssl-openssl", not(feature = "ssl-rustls")),
expect(dead_code)
)]
pub(crate) fn create_ssl_syscall_error(
vm: &VirtualMachine,
msg: impl Into<String>,
) -> PyRef<PyOSError> {
vm.new_os_subtype_error(
PySSLSyscallError::class(&vm.ctx).to_owned(),
Some(SSL_ERROR_SYSCALL),
msg.into(),
)
}
}