Implement gio::File::set_attribute

Signed-off-by: fbrouille <[email protected]>

Author: fbrouille

gio/src/file.rs

@@ -6,7 +6,9 @@ use glib::{prelude::*, translate::*};
 
 #[cfg(feature = "v2_74")]
 use crate::FileIOStream;
-use crate::{ffi, Cancellable, File, FileCreateFlags, FileEnumerator, FileQueryInfoFlags};
+use crate::{
+    ffi, Cancellable, File, FileAttributeType, FileCreateFlags, FileEnumerator, FileQueryInfoFlags,
+};
 
 impl File {
     #[cfg(feature = "v2_74")]
@@ -1111,6 +1113,137 @@ pub trait FileExtManual: IsA<File> + Sized {
 
         (fut, Box::pin(receiver))
     }
+
+    #[doc(alias = "g_file_set_attribute")]
+    fn set_attribute(
+        &self,
+        attribute: &str,
+        type_value: FileAttributeTypeValue,
+        flags: FileQueryInfoFlags,
+        cancellable: Option<&impl IsA<Cancellable>>,
+    ) -> Result<(), glib::Error> {
+        unsafe {
+            let mut error = std::ptr::null_mut();
+            let is_ok = ffi::g_file_set_attribute(
+                self.as_ref().to_glib_none().0,
+                attribute.to_glib_none().0,
+                type_value.type_().into_glib(),
+                type_value.to_glib_none().0,
+                flags.into_glib(),
+                cancellable.map(|p| p.as_ref()).to_glib_none().0,
+                &mut error,
+            );
+            debug_assert_eq!(is_ok == glib::ffi::GFALSE, !error.is_null());
+            if error.is_null() {
+                Ok(())
+            } else {
+                Err(from_glib_full(error))
+            }
+        }
+    }
 }
 
 impl<O: IsA<File>> FileExtManual for O {}
+
+#[derive(Debug)]
+// checker-ignore-item
+pub enum FileAttributeTypeValue<'a> {
+    Pointer(FileAttributeType, glib::ffi::gpointer),
+    String(&'a str),
+    ByteString(&'a str),
+    Boolean(bool),
+    Uint32(u32),
+    Int32(i32),
+    Uint64(u64),
+    Int64(i64),
+    Object(&'a glib::Object),
+    Stringv(Vec<&'a str>),
+}
+
+impl FileAttributeTypeValue<'_> {
+    pub fn type_(&self) -> FileAttributeType {
+        match self {
+            Self::Pointer(type_, _) => *type_,
+            Self::String(_) => FileAttributeType::String,
+            Self::ByteString(_) => FileAttributeType::ByteString,
+            Self::Boolean(_) => FileAttributeType::Boolean,
+            Self::Uint32(_) => FileAttributeType::Uint32,
+            Self::Int32(_) => FileAttributeType::Int32,
+            Self::Uint64(_) => FileAttributeType::Uint64,
+            Self::Int64(_) => FileAttributeType::Int64,
+            Self::Object(_) => FileAttributeType::Object,
+            Self::Stringv(_) => FileAttributeType::Stringv,
+        }
+    }
+}
+
+impl<'a> ToGlibPtr<'a, glib::ffi::gpointer> for FileAttributeTypeValue<'a> {
+    type Storage = FileAttributeTypeValueStorage<'a>;
+
+    fn to_glib_none(&'a self) -> Stash<'a, glib::ffi::gpointer, Self> {
+        let s = match self {
+            Self::Pointer(_, pointer) => FileAttributeTypeValueStorage::Pointer(*pointer),
+            Self::String(value) => FileAttributeTypeValueStorage::String(
+                ToGlibPtr::<*mut libc::c_char>::to_glib_none(value).1,
+            ),
+            Self::ByteString(value) => FileAttributeTypeValueStorage::ByteString(
+                ToGlibPtr::<*mut libc::c_char>::to_glib_none(value).1,
+            ),
+            Self::Boolean(value) => FileAttributeTypeValueStorage::Boolean(value.into_glib()),
+            Self::Uint32(value) => FileAttributeTypeValueStorage::Uint32(value),
+            Self::Int32(value) => FileAttributeTypeValueStorage::Int32(value),
+            Self::Uint64(value) => FileAttributeTypeValueStorage::Uint64(value),
+            Self::Int64(value) => FileAttributeTypeValueStorage::Int64(value),
+            Self::Object(value) => {
+                FileAttributeTypeValueStorage::Object(ToGlibPtr::<
+                    <glib::Object as glib::translate::GlibPtrDefault>::GlibType,
+                >::to_glib_none(value))
+            }
+            Self::Stringv(value) => FileAttributeTypeValueStorage::Stringv(
+                ToGlibContainerFromSlice::<*mut *mut libc::c_char>::to_glib_none_from_slice(value)
+                    .1,
+            ),
+        };
+        Stash(s.as_ptr(), s)
+    }
+}
+
+impl FromGlib<(crate::ffi::GFileAttributeType, glib::ffi::gpointer)>
+    for FileAttributeTypeValue<'_>
+{
+    #[inline]
+    unsafe fn from_glib(value: (crate::ffi::GFileAttributeType, glib::ffi::gpointer)) -> Self {
+        FileAttributeTypeValue::Pointer(from_glib(value.0), value.1)
+    }
+}
+
+// checker-ignore-item
+pub enum FileAttributeTypeValueStorage<'a> {
+    Pointer(glib::ffi::gpointer),
+    String(<&'a str as ToGlibPtr<'a, *mut libc::c_char>>::Storage),
+    ByteString(<&'a str as ToGlibPtr<'a, *mut libc::c_char>>::Storage),
+    Boolean(glib::ffi::gboolean),
+    Uint32(&'a u32),
+    Int32(&'a i32),
+    Uint64(&'a u64),
+    Int64(&'a i64),
+    Object(Stash<'a, <glib::Object as glib::translate::GlibPtrDefault>::GlibType, glib::Object>),
+    Stringv(<&'a str as ToGlibContainerFromSlice<'a, *mut *mut libc::c_char>>::Storage),
+}
+
+impl FileAttributeTypeValueStorage<'_> {
+    pub fn as_ptr(&self) -> glib::ffi::gpointer {
+        match self {
+            Self::Pointer(s) => *s,
+            Self::String(s) => s.as_ptr() as _,
+            Self::ByteString(s) => s.as_ptr() as _,
+            Self::Boolean(s) => s as *const _ as _,
+            Self::Uint32(s) => *s as *const _ as _,
+            Self::Int32(s) => *s as *const _ as _,
+            Self::Uint64(s) => *s as *const _ as _,
+            Self::Int64(s) => *s as *const _ as _,
+            Self::Object(s) => s.0 as _,
+            Self::Stringv(s) => s.1.as_ref().unwrap().as_ptr() as _,
+        }
+    }
+}

gio/src/lib.rs

@@ -43,6 +43,7 @@ mod debug_controller_dbus;
 mod desktop_app_info;
 mod error;
 mod file;
+pub use file::FileAttributeTypeValue;
 mod file_attribute_info;
 pub use crate::file_attribute_info::FileAttributeInfo;
 mod file_attribute_info_list;