Expose the raw library and reason codes on Error (4bc21b01) · Commits · Public Repositories / Rust Openssl

openssl/src/error.rs

+37 −11

Original line number	Diff line number	Diff line
		@@ -198,11 +198,7 @@ impl Error {
		self.line,
		self.func.as_ref().map_or(ptr::null(), \|s\| s.as_ptr()),
		);
		ffi::ERR_set_error(
		ffi::ERR_GET_LIB(self.code),
		ffi::ERR_GET_REASON(self.code),
		ptr::null(),
		);
		ffi::ERR_set_error(self.library_code(), self.reason_code(), ptr::null());
		}
		}

		@@ -214,9 +210,9 @@ impl Error {
		let line = self.line.try_into().unwrap();
		unsafe {
		ffi::ERR_put_error(
		ffi::ERR_GET_LIB(self.code),
		self.library_code(),
		ffi::ERR_GET_FUNC(self.code),
		ffi::ERR_GET_REASON(self.code),
		self.reason_code(),
		self.file.as_ptr(),
		line,
		);
		@@ -240,6 +236,15 @@ impl Error {
		}
		}

		/// Returns the raw OpenSSL error constant for the library reporting the
		/// error.
		// On BoringSSL ERR_GET_{LIB,FUNC,REASON} are `unsafe`, but on
		// OpenSSL/LibreSSL they're safe.
		#[allow(unused_unsafe)]
		pub fn library_code(&self) -> libc::c_int {
		unsafe { ffi::ERR_GET_LIB(self.code) }
		}

		/// Returns the name of the function reporting the error.
		pub fn function(&self) -> Option<RetStr<'_>> {
		self.func.as_ref().map(\|s\| s.as_str())
		@@ -257,6 +262,14 @@ impl Error {
		}
		}

		/// Returns the raw OpenSSL error constant for the reason for the error.
		// On BoringSSL ERR_GET_{LIB,FUNC,REASON} are `unsafe`, but on
		// OpenSSL/LibreSSL they're safe.
		#[allow(unused_unsafe)]
		pub fn reason_code(&self) -> libc::c_int {
		unsafe { ffi::ERR_GET_REASON(self.code) }
		}

		/// Returns the name of the source file which encountered the error.
		pub fn file(&self) -> RetStr<'_> {
		self.file.as_str()
		@@ -304,7 +317,7 @@ impl fmt::Display for Error {
		write!(fmt, "error:{:08X}", self.code())?;
		match self.library() {
		Some(l) => write!(fmt, ":{}", l)?,
		None => write!(fmt, ":lib({})", unsafe { ffi::ERR_GET_LIB(self.code()) })?,
		None => write!(fmt, ":lib({})", self.library_code())?,
		}
		match self.function() {
		Some(f) => write!(fmt, ":{}", f)?,
		@@ -312,9 +325,7 @@ impl fmt::Display for Error {
		}
		match self.reason() {
		Some(r) => write!(fmt, ":{}", r)?,
		None => write!(fmt, ":reason({})", unsafe {
		ffi::ERR_GET_REASON(self.code())
		})?,
		None => write!(fmt, ":reason({})", self.reason_code())?,
		}
		write!(
		fmt,
		@@ -387,3 +398,18 @@ cfg_if! {
		}
		}
		}

		#[cfg(test)]
		mod tests {
		use crate::nid::Nid;

		#[test]
		fn test_error_library_code() {
		let stack = Nid::create("not-an-oid", "invalid", "invalid").unwrap_err();
		let errors = stack.errors();
		#[cfg(not(boringssl))]
		assert_eq!(errors[0].library_code(), ffi::ERR_LIB_ASN1);
		#[cfg(boringssl)]
		assert_eq!(errors[0].library_code(), ffi::ERR_LIB_OBJ as libc::c_int);
		}
		}