ostree/rust-bindings/rust/libostree/src/repo.rs

219 lines
7.6 KiB
Rust

use auto::{Repo, RepoListRefsExtFlags};
use ffi;
use gio;
use glib;
use glib::translate::*;
use glib::Error;
use glib::IsA;
use glib_ffi;
use std::collections::{HashMap, HashSet};
use std::path::Path;
use std::ptr;
use ObjectName;
unsafe extern "C" fn read_variant_table(
_key: glib_ffi::gpointer,
value: glib_ffi::gpointer,
hash_set: glib_ffi::gpointer,
) {
let value: glib::Variant = from_glib_none(value as *const glib_ffi::GVariant);
let set: &mut HashSet<ObjectName> = &mut *(hash_set as *mut HashSet<ObjectName>);
set.insert(ObjectName::new_from_variant(value));
}
unsafe fn from_glib_container_variant_set(ptr: *mut glib_ffi::GHashTable) -> HashSet<ObjectName> {
let mut set = HashSet::new();
glib_ffi::g_hash_table_foreach(
ptr,
Some(read_variant_table),
&mut set as *mut HashSet<ObjectName> as *mut _,
);
glib_ffi::g_hash_table_unref(ptr);
set
}
pub trait RepoExtManual {
fn new_for_path<P: AsRef<Path>>(path: P) -> Repo;
/// Create a new set `out_reachable` containing all objects reachable
/// from `commit_checksum`, traversing `maxdepth` parent commits.
/// ## `commit_checksum`
/// ASCII SHA256 checksum
/// ## `maxdepth`
/// Traverse this many parent commits, -1 for unlimited
/// ## `out_reachable`
/// Set of reachable objects
/// ## `cancellable`
/// Cancellable
/// Create a new set `out_reachable` containing all objects reachable
/// from `commit_checksum`, traversing `maxdepth` parent commits.
/// ## `commit_checksum`
/// ASCII SHA256 checksum
/// ## `maxdepth`
/// Traverse this many parent commits, -1 for unlimited
/// ## `out_reachable`
/// Set of reachable objects
/// ## `cancellable`
/// Cancellable
fn traverse_commit<'a, P: Into<Option<&'a gio::Cancellable>>>(
&self,
commit_checksum: &str,
maxdepth: i32,
cancellable: P,
) -> Result<HashSet<ObjectName>, Error>;
/// If `refspec_prefix` is `None`, list all local and remote refspecs,
/// with their current values in `out_all_refs`. Otherwise, only list
/// refspecs which have `refspec_prefix` as a prefix.
///
/// `out_all_refs` will be returned as a mapping from refspecs (including the
/// remote name) to checksums. If `refspec_prefix` is non-`None`, it will be
/// removed as a prefix from the hash table keys.
/// ## `refspec_prefix`
/// Only list refs which match this prefix
/// ## `out_all_refs`
///
/// Mapping from refspec to checksum
/// ## `cancellable`
/// Cancellable
/// If `refspec_prefix` is `None`, list all local and remote refspecs,
/// with their current values in `out_all_refs`. Otherwise, only list
/// refspecs which have `refspec_prefix` as a prefix.
///
/// `out_all_refs` will be returned as a mapping from refspecs (including the
/// remote name) to checksums. If `refspec_prefix` is non-`None`, it will be
/// removed as a prefix from the hash table keys.
/// ## `refspec_prefix`
/// Only list refs which match this prefix
/// ## `out_all_refs`
///
/// Mapping from refspec to checksum
/// ## `cancellable`
/// Cancellable
fn list_refs<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b gio::Cancellable>>>(
&self,
refspec_prefix: P,
cancellable: Q,
) -> Result<HashMap<String, String>, Error>;
/// If `refspec_prefix` is `None`, list all local and remote refspecs,
/// with their current values in `out_all_refs`. Otherwise, only list
/// refspecs which have `refspec_prefix` as a prefix.
///
/// `out_all_refs` will be returned as a mapping from refspecs (including the
/// remote name) to checksums. Differently from `RepoExt::list_refs`, the
/// `refspec_prefix` will not be removed from the refspecs in the hash table.
/// ## `refspec_prefix`
/// Only list refs which match this prefix
/// ## `out_all_refs`
///
/// Mapping from refspec to checksum
/// ## `flags`
/// Options controlling listing behavior
/// ## `cancellable`
/// Cancellable
/// If `refspec_prefix` is `None`, list all local and remote refspecs,
/// with their current values in `out_all_refs`. Otherwise, only list
/// refspecs which have `refspec_prefix` as a prefix.
///
/// `out_all_refs` will be returned as a mapping from refspecs (including the
/// remote name) to checksums. Differently from `RepoExt::list_refs`, the
/// `refspec_prefix` will not be removed from the refspecs in the hash table.
/// ## `refspec_prefix`
/// Only list refs which match this prefix
/// ## `out_all_refs`
///
/// Mapping from refspec to checksum
/// ## `flags`
/// Options controlling listing behavior
/// ## `cancellable`
/// Cancellable
fn list_refs_ext<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b gio::Cancellable>>>(
&self,
refspec_prefix: P,
flags: RepoListRefsExtFlags,
cancellable: Q,
) -> Result<HashMap<String, String>, Error>;
}
impl<O: IsA<Repo> + IsA<glib::Object> + Clone + 'static> RepoExtManual for O {
fn new_for_path<P: AsRef<Path>>(path: P) -> Repo {
Repo::new(&gio::File::new_for_path(path.as_ref()))
}
fn traverse_commit<'a, P: Into<Option<&'a gio::Cancellable>>>(
&self,
commit_checksum: &str,
maxdepth: i32,
cancellable: P,
) -> Result<HashSet<ObjectName>, Error> {
unsafe {
let mut error = ptr::null_mut();
let mut hashtable = ptr::null_mut();
let _ = ffi::ostree_repo_traverse_commit(
self.to_glib_none().0,
commit_checksum.to_glib_none().0,
maxdepth,
&mut hashtable,
cancellable.into().to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(from_glib_container_variant_set(hashtable))
} else {
Err(from_glib_full(error))
}
}
}
fn list_refs<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b gio::Cancellable>>>(
&self,
refspec_prefix: P,
cancellable: Q,
) -> Result<HashMap<String, String>, Error> {
unsafe {
let mut error = ptr::null_mut();
let mut hashtable = ptr::null_mut();
let _ = ffi::ostree_repo_list_refs(
self.to_glib_none().0,
refspec_prefix.into().to_glib_none().0,
&mut hashtable,
cancellable.into().to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(FromGlibPtrContainer::from_glib_container(hashtable))
} else {
Err(from_glib_full(error))
}
}
}
fn list_refs_ext<'a, 'b, P: Into<Option<&'a str>>, Q: Into<Option<&'b gio::Cancellable>>>(
&self,
refspec_prefix: P,
flags: RepoListRefsExtFlags,
cancellable: Q,
) -> Result<HashMap<String, String>, Error> {
unsafe {
let mut error = ptr::null_mut();
let mut hashtable = ptr::null_mut();
let _ = ffi::ostree_repo_list_refs_ext(
self.to_glib_none().0,
refspec_prefix.into().to_glib_none().0,
&mut hashtable,
flags.to_glib(),
cancellable.into().to_glib_none().0,
&mut error,
);
if error.is_null() {
Ok(FromGlibPtrContainer::from_glib_container(hashtable))
} else {
Err(from_glib_full(error))
}
}
}
}