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//! User Id packets.
//!
//! See [Section 5.11 of RFC 4880] for details.
//!
//! [Section 5.11 of RFC 4880]: https://tools.ietf.org/html/rfc4880#section-5.11
extern crate sequoia_openpgp as openpgp;
use libc::{uint8_t, c_char, size_t};
use error::Status;
use super::Packet;
use RefRaw;
use MoveIntoRaw;
/// Create a new User ID with the value `value`.
///
/// `value` need not be valid UTF-8, but it must be NUL terminated.
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_new(value: *const c_char)
-> *mut Packet
{
let value : &[u8] = ffi_param_cstr!(value).to_bytes();
let packet : openpgp::Packet = openpgp::packet::UserID::from(value).into();
packet.move_into_raw()
}
/// Create a new User ID with the value `value`.
///
/// `value` need not be valid UTF-8.
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_from_raw(value: *const uint8_t, len: size_t)
-> *mut Packet
{
let value : &[u8] = unsafe { std::slice::from_raw_parts(value, len) };
let packet : openpgp::Packet = openpgp::packet::UserID::from(value).into();
packet.move_into_raw()
}
/// Returns the value of the User ID Packet.
///
/// The returned pointer is valid until `uid` is deallocated. If
/// `value_len` is not `NULL`, the size of value is stored there.
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_value(uid: *const Packet, value_len: Option<&mut size_t>)
-> *const uint8_t
{
if let &openpgp::Packet::UserID(ref uid) = uid.ref_raw() {
if let Some(p) = value_len {
*p = uid.value().len();
}
uid.value().as_ptr()
} else {
panic!("Not a UserID packet");
}
}
/// Returns the User ID's display name, if any.
///
/// The User ID is parsed as an [RFC 2822 mailbox], and the display
/// name is extracted.
///
/// If the User ID is not a valid RFC 2822 mailbox production,
/// then an error is returned.
///
/// If the User ID does not contain a display, *name is set
/// to NULL.
///
/// [RFC 2822 mailbox]: https://tools.ietf.org/html/rfc2822#section-3.4
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_name(
errp: Option<&mut *mut ::error::Error>, uid: *const Packet,
namep: &mut *mut c_char)
-> Status
{
ffi_make_fry_from_errp!(errp);
let uid = uid.ref_raw();
if let &openpgp::Packet::UserID(ref uid) = uid {
match uid.name() {
Ok(Some(name)) =>
*namep = ffi_return_string!(name),
Ok(None) =>
*namep = ::std::ptr::null_mut(),
Err(err) => {
use MoveIntoRaw;
let status = ::error::Status::from(&err);
if let Some(errp) = errp {
*errp = err.move_into_raw();
}
return status;
}
}
} else {
panic!("Not a UserID packet");
}
Status::Success
}
/// Returns the User ID's comment, if any.
///
/// The User ID is parsed as an [RFC 2822 mailbox], and the first
/// comment is extracted.
///
/// If the User ID is not a valid RFC 2822 mailbox production,
/// then an error is returned.
///
/// If the User ID does not contain a comment, *commentp is set
/// to NULL.
///
/// [RFC 2822 mailbox]: https://tools.ietf.org/html/rfc2822#section-3.4
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_comment(
errp: Option<&mut *mut ::error::Error>, uid: *const Packet,
commentp: &mut *mut c_char)
-> Status
{
ffi_make_fry_from_errp!(errp);
let uid = uid.ref_raw();
if let &openpgp::Packet::UserID(ref uid) = uid {
match uid.comment() {
Ok(Some(comment)) =>
*commentp = ffi_return_string!(comment),
Ok(None) =>
*commentp = ::std::ptr::null_mut(),
Err(err) => {
use MoveIntoRaw;
let status = ::error::Status::from(&err);
if let Some(errp) = errp {
*errp = err.move_into_raw();
}
return status;
}
}
} else {
panic!("Not a UserID packet");
}
Status::Success
}
/// Returns the User ID's email address, if any.
///
/// The User ID is parsed as an [RFC 2822 mailbox], and the email
/// address is extracted.
///
/// If the User ID is not a valid RFC 2822 mailbox production,
/// then an error is returned.
///
/// If the User ID does not contain an email address, *addressp is set
/// to NULL.
///
/// [RFC 2822 mailbox]: https://tools.ietf.org/html/rfc2822#section-3.4
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_address(
errp: Option<&mut *mut ::error::Error>, uid: *const Packet,
addressp: &mut *mut c_char)
-> Status
{
ffi_make_fry_from_errp!(errp);
let uid = uid.ref_raw();
if let &openpgp::Packet::UserID(ref uid) = uid {
match uid.address() {
Ok(Some(address)) =>
*addressp = ffi_return_string!(address),
Ok(None) =>
*addressp = ::std::ptr::null_mut(),
Err(err) => {
use MoveIntoRaw;
let status = ::error::Status::from(&err);
if let Some(errp) = errp {
*errp = err.move_into_raw();
}
return status;
}
}
} else {
panic!("Not a UserID packet");
}
Status::Success
}
/// Returns a normalized version of the UserID's email address.
///
/// Normalized email addresses are primarily needed when email
/// addresses are compared.
///
/// Note: normalized email addresses are still valid email
/// addresses.
///
/// This function normalizes an email address by doing [puny-code
/// normalization] on the domain, and lowercasing the local part in
/// the so-called [empty locale].
///
/// Note: this normalization procedure is the same as the
/// normalization procedure recommended by [Autocrypt].
///
/// [puny-code normalization]: https://tools.ietf.org/html/rfc5891.html#section-4.4
/// [empty locale]: https://www.w3.org/International/wiki/Case_folding
/// [Autocryt]: https://autocrypt.org/level1.html#e-mail-address-canonicalization
#[::sequoia_ffi_macros::extern_fn] #[no_mangle]
pub extern "C"
fn pgp_user_id_address_normalized(
errp: Option<&mut *mut ::error::Error>, uid: *const Packet,
addressp: &mut *mut c_char)
-> Status
{
ffi_make_fry_from_errp!(errp);
let uid = uid.ref_raw();
if let &openpgp::Packet::UserID(ref uid) = uid {
match uid.address_normalized() {
Ok(Some(address)) =>
*addressp = ffi_return_string!(address),
Ok(None) =>
*addressp = ::std::ptr::null_mut(),
Err(err) => {
use MoveIntoRaw;
let status = ::error::Status::from(&err);
if let Some(errp) = errp {
*errp = err.move_into_raw();
}
return status;
}
}
} else {
panic!("Not a UserID packet");
}
Status::Success
}
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