diff options
Diffstat (limited to 'src/ffi.rs')
| -rw-r--r-- | src/ffi.rs | 310 |
1 files changed, 0 insertions, 310 deletions
diff --git a/src/ffi.rs b/src/ffi.rs deleted file mode 100644 index 0d73cbeb..00000000 --- a/src/ffi.rs +++ /dev/null @@ -1,310 +0,0 @@ -extern crate libc; -extern crate native_tls; - -use std::ffi::CStr; -use std::ptr; -use std::slice; -use std::str; - -use net::KeyServer; -use openpgp::tpk::TPK; -use openpgp::types::KeyId; -use self::libc::{uint8_t, uint64_t, c_char, size_t}; -use self::native_tls::Certificate; -use super::{Config, Context}; - -/* sequoia::Context. */ - -/// Creates a Context with reasonable defaults. -/// -/// `domain` should uniquely identify your application, it is strongly -/// suggested to use a reversed fully qualified domain name that is -/// associated with your application. `domain` must not be `NULL`. -/// -/// Returns `NULL` on errors. -#[no_mangle] -pub extern "system" fn sq_context_new(domain: *const c_char) - -> *mut Context { - assert!(! domain.is_null()); - let domain = unsafe { - CStr::from_ptr(domain).to_string_lossy() - }; - - if let Ok(context) = Context::new(&domain) { - Box::into_raw(Box::new(context)) - } else { - ptr::null_mut() - } -} - -/// Frees a context. -#[no_mangle] -pub extern "system" fn sq_context_free(context: *mut Context) { - unsafe { - drop(Box::from_raw(context)); - } -} - -/// Creates a Context that can be configured. -/// -/// `domain` should uniquely identify your application, it is strongly -/// suggested to use a reversed fully qualified domain name that is -/// associated with your application. `domain` must not be `NULL`. -/// -/// The configuration is seeded like in `sq_context_new`, but can be -/// modified. A configuration has to be finalized using -/// `sq_config_build()` in order to turn it into a Context. -#[no_mangle] -pub extern "system" fn sq_context_configure(domain: *const c_char) - -> *mut Config { - assert!(! domain.is_null()); - let domain = unsafe { - CStr::from_ptr(domain).to_string_lossy() - }; - - Box::into_raw(Box::new(Context::configure(&domain))) -} - -/// Returns the domain of the context. -#[no_mangle] -pub extern "system" fn sq_context_domain(ctx: Option<&Context>) -> *const c_char { - assert!(ctx.is_some()); - ctx.unwrap().domain().as_bytes().as_ptr() as *const c_char -} - -/// Returns the directory containing shared state. -#[no_mangle] -pub extern "system" fn sq_context_home(ctx: Option<&Context>) -> *const c_char { - assert!(ctx.is_some()); - ctx.unwrap().home().to_string_lossy().as_ptr() as *const c_char -} - -/// Returns the directory containing backend servers. -#[no_mangle] -pub extern "system" fn sq_context_lib(ctx: Option<&Context>) -> *const c_char { - assert!(ctx.is_some()); - ctx.unwrap().lib().to_string_lossy().as_bytes().as_ptr() as *const c_char -} - -/* sequoia::Config. */ - -/// Finalizes the configuration and return a `Context`. -/// -/// Consumes `cfg`. Returns `NULL` on errors. -#[no_mangle] -pub extern "system" fn sq_config_build(cfg: Option<&mut Config>) - -> *mut Context { - assert!(cfg.is_some()); - let cfg = unsafe { Box::from_raw(cfg.unwrap()) }; - - if let Ok(context) = cfg.build() { - Box::into_raw(Box::new(context)) - } else { - ptr::null_mut() - } -} - -/// Sets the directory containing shared state. -#[no_mangle] -pub extern "system" fn sq_config_home(cfg: Option<&mut Config>, - home: *const c_char) { - assert!(cfg.is_some()); - assert!(! home.is_null()); - let home = unsafe { - CStr::from_ptr(home).to_string_lossy() - }; - cfg.unwrap().set_home(home.as_ref()) -} - -/// Set the directory containing backend servers. -#[no_mangle] -pub extern "system" fn sq_config_lib(cfg: Option<&mut Config>, - lib: *const c_char) { - assert!(cfg.is_some()); - assert!(! lib.is_null()); - let lib = unsafe { - CStr::from_ptr(lib).to_string_lossy() - }; - cfg.unwrap().set_lib(&lib.as_ref()) -} - -/* openpgp::types. */ - -/// Returns a KeyID with the given `id`. -#[no_mangle] -pub extern "system" fn sq_keyid_new(id: uint64_t) -> *mut KeyId { - Box::into_raw(Box::new(KeyId::new(id))) -} - -/// Returns a KeyID with the given `id` encoded as hexadecimal string. -#[no_mangle] -pub extern "system" fn sq_keyid_from_hex(id: *const c_char) -> *mut KeyId { - if id.is_null() { return ptr::null_mut() } - let id = unsafe { CStr::from_ptr(id).to_string_lossy() }; - KeyId::from_hex(&id) - .map(|id| Box::into_raw(Box::new(id))) - .unwrap_or(ptr::null_mut()) -} - -/// Frees an `KeyId` object. -#[no_mangle] -pub extern "system" fn sq_keyid_free(keyid: *mut KeyId) { - if keyid.is_null() { return } - unsafe { - drop(Box::from_raw(keyid)); - } -} - - -/* sequoia::keys. */ - -/// Returns the first TPK found in `buf`. -/// -/// `buf` must be an OpenPGP encoded message. -#[no_mangle] -pub extern "system" fn sq_tpk_from_bytes(b: *const uint8_t, len: size_t) -> *mut TPK { - assert!(!b.is_null()); - let buf = unsafe { - slice::from_raw_parts(b, len as usize) - }; - if let Ok(tpk) = TPK::from_bytes(buf) { - Box::into_raw(Box::new(tpk)) - } else { - ptr::null_mut() - } -} - -/// Frees the TPK. -#[no_mangle] -pub extern "system" fn sq_tpk_free(tpk: *mut TPK) { - if tpk.is_null() { - return - } - unsafe { - drop(Box::from_raw(tpk)); - } -} - -/// Dumps the TPK. -#[no_mangle] -pub extern "system" fn sq_tpk_dump(tpk: *mut TPK) { - assert!(!tpk.is_null()); - unsafe { - println!("{:?}", *tpk); - } -} - - -/* sequoia::net. */ - -/// Returns a handle for the given URI. -/// -/// `uri` is a UTF-8 encoded value of a keyserver URI, -/// e.g. `hkps://examle.org`. -/// -/// Returns `NULL` on errors. -#[no_mangle] -pub extern "system" fn sq_keyserver_new(ctx: Option<&Context>, - uri: *const c_char) -> *mut KeyServer { - let uri = unsafe { - if uri.is_null() { None } else { Some(CStr::from_ptr(uri)) } - }; - - if ctx.is_none() || uri.is_none() { - return ptr::null_mut(); - } - let ks = KeyServer::new(ctx.unwrap(), &uri.unwrap().to_string_lossy()); - - if let Ok(ks) = ks { - Box::into_raw(Box::new(ks)) - } else { - ptr::null_mut() - } -} - -/// Returns a handle for the given URI. -/// -/// `uri` is a UTF-8 encoded value of a keyserver URI, -/// e.g. `hkps://examle.org`. `cert` is a DER encoded certificate of -/// size `len` used to authenticate the server. -/// -/// Returns `NULL` on errors. -pub extern "system" fn sq_keyserver_with_cert(ctx: Option<&Context>, - uri: *const c_char, - cert: *const uint8_t, - len: size_t) -> *mut KeyServer { - let uri = unsafe { - if uri.is_null() { None } else { Some(CStr::from_ptr(uri)) } - }; - - if ctx.is_none() || uri.is_none() || cert.is_null() { - return ptr::null_mut(); - } - - let cert = unsafe { - slice::from_raw_parts(cert, len as usize) - }; - - let cert = Certificate::from_der(cert); - if cert.is_err() { - return ptr::null_mut(); - } - - let ks = KeyServer::with_cert(ctx.unwrap(), - &uri.unwrap().to_string_lossy(), - cert.unwrap()); - - if let Ok(ks) = ks { - Box::into_raw(Box::new(ks)) - } else { - ptr::null_mut() - } -} - -/// Returns a handle for the SKS keyserver pool. -/// -/// The pool `hkps://hkps.pool.sks-keyservers.net` provides HKP -/// services over https. It is authenticated using a certificate -/// included in this library. It is a good default choice. -/// -/// Returns `NULL` on errors. -#[no_mangle] -pub extern "system" fn sq_keyserver_sks_pool(ctx: Option<&Context>) -> *mut KeyServer { - if ctx.is_none() { - return ptr::null_mut(); - } - - let ks = KeyServer::sks_pool(ctx.unwrap()); - - if let Ok(ks) = ks { - Box::into_raw(Box::new(ks)) - } else { - ptr::null_mut() - } -} - -/// Frees a keyserver object. -#[no_mangle] -pub extern "system" fn sq_keyserver_free(ks: *mut KeyServer) { - if ks.is_null() { - return - } - unsafe { - drop(Box::from_raw(ks)); - } -} - -/// Retrieves the key with the given `keyid`. -/// -/// Returns `NULL` on errors. -#[no_mangle] -pub extern "system" fn sq_keyserver_get(ks: Option<&mut KeyServer>, - id: Option<&KeyId>) -> *mut TPK { - if ks.is_none() || id.is_none() { - return ptr::null_mut(); - } - - ks.unwrap().get(id.as_ref().unwrap()) - .map(|id| Box::into_raw(Box::new(id))) - .unwrap_or(ptr::null_mut()) -} |