From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/base/http-sfv/src/lib.rs | 873 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 873 insertions(+)
 create mode 100644 netwerk/base/http-sfv/src/lib.rs

(limited to 'netwerk/base/http-sfv/src')

diff --git a/netwerk/base/http-sfv/src/lib.rs b/netwerk/base/http-sfv/src/lib.rs
new file mode 100644
index 0000000000..fe669f5f3f
--- /dev/null
+++ b/netwerk/base/http-sfv/src/lib.rs
@@ -0,0 +1,873 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+use nserror::{nsresult, NS_ERROR_FAILURE, NS_ERROR_NULL_POINTER, NS_ERROR_UNEXPECTED, NS_OK};
+use nsstring::{nsACString, nsCString};
+use sfv::Parser;
+use sfv::SerializeValue;
+use sfv::{
+    BareItem, Decimal, Dictionary, FromPrimitive, InnerList, Item, List, ListEntry, Parameters,
+    ParseMore,
+};
+use std::cell::RefCell;
+use std::ops::Deref;
+use thin_vec::ThinVec;
+use xpcom::interfaces::{
+    nsISFVBareItem, nsISFVBool, nsISFVByteSeq, nsISFVDecimal, nsISFVDictionary, nsISFVInnerList,
+    nsISFVInteger, nsISFVItem, nsISFVItemOrInnerList, nsISFVList, nsISFVParams, nsISFVService,
+    nsISFVString, nsISFVToken,
+};
+use xpcom::{xpcom, xpcom_method, RefPtr, XpCom};
+
+#[no_mangle]
+pub unsafe extern "C" fn new_sfv_service(result: *mut *const nsISFVService) {
+    let service: RefPtr<SFVService> = SFVService::new();
+    RefPtr::new(service.coerce::<nsISFVService>()).forget(&mut *result);
+}
+
+#[xpcom(implement(nsISFVService), atomic)]
+struct SFVService {}
+
+impl SFVService {
+    fn new() -> RefPtr<SFVService> {
+        SFVService::allocate(InitSFVService {})
+    }
+
+    xpcom_method!(parse_dictionary => ParseDictionary(header: *const nsACString) -> *const nsISFVDictionary);
+    fn parse_dictionary(&self, header: &nsACString) -> Result<RefPtr<nsISFVDictionary>, nsresult> {
+        let parsed_dict = Parser::parse_dictionary(&header).map_err(|_| NS_ERROR_FAILURE)?;
+        let sfv_dict = SFVDictionary::new();
+        sfv_dict.value.replace(parsed_dict);
+        Ok(RefPtr::new(sfv_dict.coerce::<nsISFVDictionary>()))
+    }
+
+    xpcom_method!(parse_list => ParseList(field_value: *const nsACString) -> *const nsISFVList);
+    fn parse_list(&self, header: &nsACString) -> Result<RefPtr<nsISFVList>, nsresult> {
+        let parsed_list = Parser::parse_list(&header).map_err(|_| NS_ERROR_FAILURE)?;
+
+        let mut nsi_members = Vec::new();
+        for item_or_inner_list in parsed_list.iter() {
+            nsi_members.push(interface_from_list_entry(item_or_inner_list)?)
+        }
+        let sfv_list = SFVList::allocate(InitSFVList {
+            members: RefCell::new(nsi_members),
+        });
+        Ok(RefPtr::new(sfv_list.coerce::<nsISFVList>()))
+    }
+
+    xpcom_method!(parse_item => ParseItem(header: *const nsACString) -> *const nsISFVItem);
+    fn parse_item(&self, header: &nsACString) -> Result<RefPtr<nsISFVItem>, nsresult> {
+        let parsed_item = Parser::parse_item(&header).map_err(|_| NS_ERROR_FAILURE)?;
+        interface_from_item(&parsed_item)
+    }
+
+    xpcom_method!(new_integer => NewInteger(value: i64) -> *const nsISFVInteger);
+    fn new_integer(&self, value: i64) -> Result<RefPtr<nsISFVInteger>, nsresult> {
+        Ok(RefPtr::new(
+            SFVInteger::new(value).coerce::<nsISFVInteger>(),
+        ))
+    }
+
+    xpcom_method!(new_decimal => NewDecimal(value: f64) -> *const nsISFVDecimal);
+    fn new_decimal(&self, value: f64) -> Result<RefPtr<nsISFVDecimal>, nsresult> {
+        Ok(RefPtr::new(
+            SFVDecimal::new(value).coerce::<nsISFVDecimal>(),
+        ))
+    }
+
+    xpcom_method!(new_bool => NewBool(value: bool) -> *const nsISFVBool);
+    fn new_bool(&self, value: bool) -> Result<RefPtr<nsISFVBool>, nsresult> {
+        Ok(RefPtr::new(SFVBool::new(value).coerce::<nsISFVBool>()))
+    }
+
+    xpcom_method!(new_string => NewString(value: *const nsACString) -> *const nsISFVString);
+    fn new_string(&self, value: &nsACString) -> Result<RefPtr<nsISFVString>, nsresult> {
+        Ok(RefPtr::new(SFVString::new(value).coerce::<nsISFVString>()))
+    }
+
+    xpcom_method!(new_token => NewToken(value: *const nsACString) -> *const nsISFVToken);
+    fn new_token(&self, value: &nsACString) -> Result<RefPtr<nsISFVToken>, nsresult> {
+        Ok(RefPtr::new(SFVToken::new(value).coerce::<nsISFVToken>()))
+    }
+
+    xpcom_method!(new_byte_sequence => NewByteSequence(value: *const nsACString) -> *const nsISFVByteSeq);
+    fn new_byte_sequence(&self, value: &nsACString) -> Result<RefPtr<nsISFVByteSeq>, nsresult> {
+        Ok(RefPtr::new(
+            SFVByteSeq::new(value).coerce::<nsISFVByteSeq>(),
+        ))
+    }
+
+    xpcom_method!(new_parameters => NewParameters() -> *const nsISFVParams);
+    fn new_parameters(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
+        Ok(RefPtr::new(SFVParams::new().coerce::<nsISFVParams>()))
+    }
+
+    xpcom_method!(new_item => NewItem(value: *const nsISFVBareItem, params:  *const nsISFVParams) -> *const nsISFVItem);
+    fn new_item(
+        &self,
+        value: &nsISFVBareItem,
+        params: &nsISFVParams,
+    ) -> Result<RefPtr<nsISFVItem>, nsresult> {
+        Ok(RefPtr::new(
+            SFVItem::new(value, params).coerce::<nsISFVItem>(),
+        ))
+    }
+
+    xpcom_method!(new_inner_list => NewInnerList(items: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>, params:  *const nsISFVParams) -> *const nsISFVInnerList);
+    fn new_inner_list(
+        &self,
+        items: &thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>,
+        params: &nsISFVParams,
+    ) -> Result<RefPtr<nsISFVInnerList>, nsresult> {
+        let items = items
+            .iter()
+            .cloned()
+            .map(|item| item.ok_or(NS_ERROR_NULL_POINTER))
+            .collect::<Result<Vec<_>, nsresult>>()?;
+        Ok(RefPtr::new(
+            SFVInnerList::new(items, params).coerce::<nsISFVInnerList>(),
+        ))
+    }
+
+    xpcom_method!(new_list => NewList(members: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>) -> *const nsISFVList);
+    fn new_list(
+        &self,
+        members: &thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>,
+    ) -> Result<RefPtr<nsISFVList>, nsresult> {
+        let members = members
+            .iter()
+            .cloned()
+            .map(|item| item.ok_or(NS_ERROR_NULL_POINTER))
+            .collect::<Result<Vec<_>, nsresult>>()?;
+        Ok(RefPtr::new(SFVList::new(members).coerce::<nsISFVList>()))
+    }
+
+    xpcom_method!(new_dictionary => NewDictionary() -> *const nsISFVDictionary);
+    fn new_dictionary(&self) -> Result<RefPtr<nsISFVDictionary>, nsresult> {
+        Ok(RefPtr::new(
+            SFVDictionary::new().coerce::<nsISFVDictionary>(),
+        ))
+    }
+}
+
+#[xpcom(implement(nsISFVInteger, nsISFVBareItem), nonatomic)]
+struct SFVInteger {
+    value: RefCell<i64>,
+}
+
+impl SFVInteger {
+    fn new(value: i64) -> RefPtr<SFVInteger> {
+        SFVInteger::allocate(InitSFVInteger {
+            value: RefCell::new(value),
+        })
+    }
+
+    xpcom_method!(get_value => GetValue() -> i64);
+    fn get_value(&self) -> Result<i64, nsresult> {
+        Ok(*self.value.borrow())
+    }
+
+    xpcom_method!(set_value => SetValue(value: i64));
+    fn set_value(&self, value: i64) -> Result<(), nsresult> {
+        self.value.replace(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::INTEGER)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVBool, nsISFVBareItem), nonatomic)]
+struct SFVBool {
+    value: RefCell<bool>,
+}
+
+impl SFVBool {
+    fn new(value: bool) -> RefPtr<SFVBool> {
+        SFVBool::allocate(InitSFVBool {
+            value: RefCell::new(value),
+        })
+    }
+
+    xpcom_method!(get_value => GetValue() -> bool);
+    fn get_value(&self) -> Result<bool, nsresult> {
+        Ok(*self.value.borrow())
+    }
+
+    xpcom_method!(set_value => SetValue(value: bool));
+    fn set_value(&self, value: bool) -> Result<(), nsresult> {
+        self.value.replace(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::BOOL)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVString, nsISFVBareItem), nonatomic)]
+struct SFVString {
+    value: RefCell<nsCString>,
+}
+
+impl SFVString {
+    fn new(value: &nsACString) -> RefPtr<SFVString> {
+        SFVString::allocate(InitSFVString {
+            value: RefCell::new(nsCString::from(value)),
+        })
+    }
+
+    xpcom_method!(
+        get_value => GetValue(
+        ) -> nsACString
+    );
+
+    fn get_value(&self) -> Result<nsCString, nsresult> {
+        Ok(self.value.borrow().clone())
+    }
+
+    xpcom_method!(
+        set_value => SetValue(value: *const nsACString)
+    );
+
+    fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
+        self.value.borrow_mut().assign(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::STRING)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVToken, nsISFVBareItem), nonatomic)]
+struct SFVToken {
+    value: RefCell<nsCString>,
+}
+
+impl SFVToken {
+    fn new(value: &nsACString) -> RefPtr<SFVToken> {
+        SFVToken::allocate(InitSFVToken {
+            value: RefCell::new(nsCString::from(value)),
+        })
+    }
+
+    xpcom_method!(
+        get_value => GetValue(
+        ) -> nsACString
+    );
+
+    fn get_value(&self) -> Result<nsCString, nsresult> {
+        Ok(self.value.borrow().clone())
+    }
+
+    xpcom_method!(
+        set_value => SetValue(value: *const nsACString)
+    );
+
+    fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
+        self.value.borrow_mut().assign(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::TOKEN)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVByteSeq, nsISFVBareItem), nonatomic)]
+struct SFVByteSeq {
+    value: RefCell<nsCString>,
+}
+
+impl SFVByteSeq {
+    fn new(value: &nsACString) -> RefPtr<SFVByteSeq> {
+        SFVByteSeq::allocate(InitSFVByteSeq {
+            value: RefCell::new(nsCString::from(value)),
+        })
+    }
+
+    xpcom_method!(
+        get_value => GetValue(
+        ) -> nsACString
+    );
+
+    fn get_value(&self) -> Result<nsCString, nsresult> {
+        Ok(self.value.borrow().clone())
+    }
+
+    xpcom_method!(
+        set_value => SetValue(value: *const nsACString)
+    );
+
+    fn set_value(&self, value: &nsACString) -> Result<(), nsresult> {
+        self.value.borrow_mut().assign(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::BYTE_SEQUENCE)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVDecimal, nsISFVBareItem), nonatomic)]
+struct SFVDecimal {
+    value: RefCell<f64>,
+}
+
+impl SFVDecimal {
+    fn new(value: f64) -> RefPtr<SFVDecimal> {
+        SFVDecimal::allocate(InitSFVDecimal {
+            value: RefCell::new(value),
+        })
+    }
+
+    xpcom_method!(
+        get_value => GetValue(
+        ) -> f64
+    );
+
+    fn get_value(&self) -> Result<f64, nsresult> {
+        Ok(*self.value.borrow())
+    }
+
+    xpcom_method!(
+        set_value => SetValue(value: f64)
+    );
+
+    fn set_value(&self, value: f64) -> Result<(), nsresult> {
+        self.value.replace(value);
+        Ok(())
+    }
+
+    xpcom_method!(get_type => GetType() -> i32);
+    fn get_type(&self) -> Result<i32, nsresult> {
+        Ok(nsISFVBareItem::DECIMAL)
+    }
+
+    fn from_bare_item_interface(obj: &nsISFVBareItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVParams), nonatomic)]
+struct SFVParams {
+    params: RefCell<Parameters>,
+}
+
+impl SFVParams {
+    fn new() -> RefPtr<SFVParams> {
+        SFVParams::allocate(InitSFVParams {
+            params: RefCell::new(Parameters::new()),
+        })
+    }
+
+    xpcom_method!(
+        get => Get(key: *const nsACString) -> *const nsISFVBareItem
+    );
+
+    fn get(&self, key: &nsACString) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
+        let key = key.to_utf8();
+        let params = self.params.borrow();
+        let param_val = params.get(key.as_ref());
+
+        match param_val {
+            Some(val) => interface_from_bare_item(val),
+            None => return Err(NS_ERROR_UNEXPECTED),
+        }
+    }
+
+    xpcom_method!(
+        set => Set(key: *const nsACString, item: *const nsISFVBareItem)
+    );
+
+    fn set(&self, key: &nsACString, item: &nsISFVBareItem) -> Result<(), nsresult> {
+        let key = key.to_utf8().into_owned();
+        let bare_item = bare_item_from_interface(item)?;
+        self.params.borrow_mut().insert(key, bare_item);
+        Ok(())
+    }
+
+    xpcom_method!(
+        delete => Delete(key: *const nsACString)
+    );
+    fn delete(&self, key: &nsACString) -> Result<(), nsresult> {
+        let key = key.to_utf8();
+        let mut params = self.params.borrow_mut();
+
+        if !params.contains_key(key.as_ref()) {
+            return Err(NS_ERROR_UNEXPECTED);
+        }
+
+        // Keeps only entries that don't match key
+        params.retain(|k, _| k != key.as_ref());
+        Ok(())
+    }
+
+    xpcom_method!(
+        keys => Keys() -> thin_vec::ThinVec<nsCString>
+    );
+    fn keys(&self) -> Result<thin_vec::ThinVec<nsCString>, nsresult> {
+        let keys = self.params.borrow();
+        let keys = keys
+            .keys()
+            .map(nsCString::from)
+            .collect::<ThinVec<nsCString>>();
+        Ok(keys)
+    }
+
+    fn from_interface(obj: &nsISFVParams) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVItem, nsISFVItemOrInnerList), nonatomic)]
+struct SFVItem {
+    value: RefPtr<nsISFVBareItem>,
+    params: RefPtr<nsISFVParams>,
+}
+
+impl SFVItem {
+    fn new(value: &nsISFVBareItem, params: &nsISFVParams) -> RefPtr<SFVItem> {
+        SFVItem::allocate(InitSFVItem {
+            value: RefPtr::new(value),
+            params: RefPtr::new(params),
+        })
+    }
+
+    xpcom_method!(
+        get_value => GetValue(
+        ) -> *const nsISFVBareItem
+    );
+
+    fn get_value(&self) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
+        Ok(self.value.clone())
+    }
+
+    xpcom_method!(
+        get_params => GetParams(
+        ) -> *const nsISFVParams
+    );
+    fn get_params(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
+        Ok(self.params.clone())
+    }
+
+    xpcom_method!(
+        serialize => Serialize() -> nsACString
+    );
+    fn serialize(&self) -> Result<nsCString, nsresult> {
+        let bare_item = bare_item_from_interface(self.value.deref())?;
+        let params = params_from_interface(self.params.deref())?;
+        let serialized = Item::with_params(bare_item, params)
+            .serialize_value()
+            .map_err(|_| NS_ERROR_FAILURE)?;
+        Ok(nsCString::from(serialized))
+    }
+
+    fn from_interface(obj: &nsISFVItem) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVInnerList, nsISFVItemOrInnerList), nonatomic)]
+struct SFVInnerList {
+    items: RefCell<Vec<RefPtr<nsISFVItem>>>,
+    params: RefPtr<nsISFVParams>,
+}
+
+impl SFVInnerList {
+    fn new(items: Vec<RefPtr<nsISFVItem>>, params: &nsISFVParams) -> RefPtr<SFVInnerList> {
+        SFVInnerList::allocate(InitSFVInnerList {
+            items: RefCell::new(items),
+            params: RefPtr::new(params),
+        })
+    }
+
+    xpcom_method!(
+        get_items => GetItems() -> thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>
+    );
+
+    fn get_items(&self) -> Result<thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>, nsresult> {
+        let items = self.items.borrow().iter().cloned().map(Some).collect();
+        Ok(items)
+    }
+
+    #[allow(non_snake_case)]
+    unsafe fn SetItems(
+        &self,
+        value: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItem>>>,
+    ) -> nsresult {
+        if value.is_null() {
+            return NS_ERROR_NULL_POINTER;
+        }
+        match (*value)
+            .iter()
+            .map(|v| v.clone().ok_or(NS_ERROR_NULL_POINTER))
+            .collect::<Result<Vec<_>, nsresult>>()
+        {
+            Ok(value) => *self.items.borrow_mut() = value,
+            Err(rv) => return rv,
+        }
+        NS_OK
+    }
+
+    xpcom_method!(
+        get_params => GetParams(
+        ) -> *const nsISFVParams
+    );
+    fn get_params(&self) -> Result<RefPtr<nsISFVParams>, nsresult> {
+        Ok(self.params.clone())
+    }
+
+    fn from_interface(obj: &nsISFVInnerList) -> &Self {
+        unsafe { ::std::mem::transmute(obj) }
+    }
+}
+
+#[xpcom(implement(nsISFVList, nsISFVSerialize), nonatomic)]
+struct SFVList {
+    members: RefCell<Vec<RefPtr<nsISFVItemOrInnerList>>>,
+}
+
+impl SFVList {
+    fn new(members: Vec<RefPtr<nsISFVItemOrInnerList>>) -> RefPtr<SFVList> {
+        SFVList::allocate(InitSFVList {
+            members: RefCell::new(members),
+        })
+    }
+
+    xpcom_method!(
+        get_members => GetMembers() -> thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>
+    );
+
+    fn get_members(
+        &self,
+    ) -> Result<thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>, nsresult> {
+        Ok(self.members.borrow().iter().cloned().map(Some).collect())
+    }
+
+    #[allow(non_snake_case)]
+    unsafe fn SetMembers(
+        &self,
+        value: *const thin_vec::ThinVec<Option<RefPtr<nsISFVItemOrInnerList>>>,
+    ) -> nsresult {
+        if value.is_null() {
+            return NS_ERROR_NULL_POINTER;
+        }
+        match (*value)
+            .iter()
+            .map(|v| v.clone().ok_or(NS_ERROR_NULL_POINTER))
+            .collect::<Result<Vec<_>, nsresult>>()
+        {
+            Ok(value) => *self.members.borrow_mut() = value,
+            Err(rv) => return rv,
+        }
+        NS_OK
+    }
+
+    xpcom_method!(
+        parse_more => ParseMore(header: *const nsACString)
+    );
+    fn parse_more(&self, header: &nsACString) -> Result<(), nsresult> {
+        // create List from SFVList to call parse_more on it
+        let mut list = List::new();
+        let members = self.members.borrow().clone();
+        for interface_entry in members.iter() {
+            let item_or_inner_list = list_entry_from_interface(interface_entry)?;
+            list.push(item_or_inner_list);
+        }
+
+        let _ = list.parse_more(&header).map_err(|_| NS_ERROR_FAILURE)?;
+
+        // replace SFVList's members with new_members
+        let mut new_members = Vec::new();
+        for item_or_inner_list in list.iter() {
+            new_members.push(interface_from_list_entry(item_or_inner_list)?)
+        }
+        self.members.replace(new_members);
+        Ok(())
+    }
+
+    xpcom_method!(
+        serialize => Serialize() -> nsACString
+    );
+    fn serialize(&self) -> Result<nsCString, nsresult> {
+        let mut list = List::new();
+        let members = self.members.borrow().clone();
+        for interface_entry in members.iter() {
+            let item_or_inner_list = list_entry_from_interface(interface_entry)?;
+            list.push(item_or_inner_list);
+        }
+
+        let serialized = list.serialize_value().map_err(|_| NS_ERROR_FAILURE)?;
+        Ok(nsCString::from(serialized))
+    }
+}
+
+#[xpcom(implement(nsISFVDictionary, nsISFVSerialize), nonatomic)]
+struct SFVDictionary {
+    value: RefCell<Dictionary>,
+}
+
+impl SFVDictionary {
+    fn new() -> RefPtr<SFVDictionary> {
+        SFVDictionary::allocate(InitSFVDictionary {
+            value: RefCell::new(Dictionary::new()),
+        })
+    }
+
+    xpcom_method!(
+        get => Get(key: *const nsACString) -> *const nsISFVItemOrInnerList
+    );
+
+    fn get(&self, key: &nsACString) -> Result<RefPtr<nsISFVItemOrInnerList>, nsresult> {
+        let key = key.to_utf8();
+        let value = self.value.borrow();
+        let member_value = value.get(key.as_ref());
+
+        match member_value {
+            Some(member) => interface_from_list_entry(member),
+            None => return Err(NS_ERROR_UNEXPECTED),
+        }
+    }
+
+    xpcom_method!(
+        set => Set(key: *const nsACString, item: *const nsISFVItemOrInnerList)
+    );
+
+    fn set(&self, key: &nsACString, member_value: &nsISFVItemOrInnerList) -> Result<(), nsresult> {
+        let key = key.to_utf8().into_owned();
+        let value = list_entry_from_interface(member_value)?;
+        self.value.borrow_mut().insert(key, value);
+        Ok(())
+    }
+
+    xpcom_method!(
+        delete => Delete(key: *const nsACString)
+    );
+
+    fn delete(&self, key: &nsACString) -> Result<(), nsresult> {
+        let key = key.to_utf8();
+        let mut params = self.value.borrow_mut();
+
+        if !params.contains_key(key.as_ref()) {
+            return Err(NS_ERROR_UNEXPECTED);
+        }
+
+        // Keeps only entries that don't match key
+        params.retain(|k, _| k != key.as_ref());
+        Ok(())
+    }
+
+    xpcom_method!(
+        keys => Keys() -> thin_vec::ThinVec<nsCString>
+    );
+    fn keys(&self) -> Result<thin_vec::ThinVec<nsCString>, nsresult> {
+        let members = self.value.borrow();
+        let keys = members
+            .keys()
+            .map(nsCString::from)
+            .collect::<ThinVec<nsCString>>();
+        Ok(keys)
+    }
+
+    xpcom_method!(
+        parse_more => ParseMore(header: *const nsACString)
+    );
+    fn parse_more(&self, header: &nsACString) -> Result<(), nsresult> {
+        let _ = self
+            .value
+            .borrow_mut()
+            .parse_more(&header)
+            .map_err(|_| NS_ERROR_FAILURE)?;
+        Ok(())
+    }
+
+    xpcom_method!(
+        serialize => Serialize() -> nsACString
+    );
+    fn serialize(&self) -> Result<nsCString, nsresult> {
+        let serialized = self
+            .value
+            .borrow()
+            .serialize_value()
+            .map_err(|_| NS_ERROR_FAILURE)?;
+        Ok(nsCString::from(serialized))
+    }
+}
+
+fn bare_item_from_interface(obj: &nsISFVBareItem) -> Result<BareItem, nsresult> {
+    let obj = obj
+        .query_interface::<nsISFVBareItem>()
+        .ok_or(NS_ERROR_UNEXPECTED)?;
+    let mut obj_type: i32 = -1;
+    unsafe {
+        obj.deref().GetType(&mut obj_type);
+    }
+
+    match obj_type {
+        nsISFVBareItem::BOOL => {
+            let item_value = SFVBool::from_bare_item_interface(obj.deref()).get_value()?;
+            Ok(BareItem::Boolean(item_value))
+        }
+        nsISFVBareItem::STRING => {
+            let string_itm = SFVString::from_bare_item_interface(obj.deref()).get_value()?;
+            let item_value = (*string_itm.to_utf8()).to_string();
+            Ok(BareItem::String(item_value))
+        }
+        nsISFVBareItem::TOKEN => {
+            let token_itm = SFVToken::from_bare_item_interface(obj.deref()).get_value()?;
+            let item_value = (*token_itm.to_utf8()).to_string();
+            Ok(BareItem::Token(item_value))
+        }
+        nsISFVBareItem::INTEGER => {
+            let item_value = SFVInteger::from_bare_item_interface(obj.deref()).get_value()?;
+            Ok(BareItem::Integer(item_value))
+        }
+        nsISFVBareItem::DECIMAL => {
+            let item_value = SFVDecimal::from_bare_item_interface(obj.deref()).get_value()?;
+            let decimal: Decimal = Decimal::from_f64(item_value).ok_or(NS_ERROR_UNEXPECTED)?;
+            Ok(BareItem::Decimal(decimal))
+        }
+        nsISFVBareItem::BYTE_SEQUENCE => {
+            let token_itm = SFVByteSeq::from_bare_item_interface(obj.deref()).get_value()?;
+            let item_value: String = (*token_itm.to_utf8()).to_string();
+            Ok(BareItem::ByteSeq(item_value.into_bytes()))
+        }
+        _ => return Err(NS_ERROR_UNEXPECTED),
+    }
+}
+
+fn params_from_interface(obj: &nsISFVParams) -> Result<Parameters, nsresult> {
+    let params = SFVParams::from_interface(obj).params.borrow();
+    Ok(params.clone())
+}
+
+fn item_from_interface(obj: &nsISFVItem) -> Result<Item, nsresult> {
+    let sfv_item = SFVItem::from_interface(obj);
+    let bare_item = bare_item_from_interface(sfv_item.value.deref())?;
+    let parameters = params_from_interface(sfv_item.params.deref())?;
+    Ok(Item::with_params(bare_item, parameters))
+}
+
+fn inner_list_from_interface(obj: &nsISFVInnerList) -> Result<InnerList, nsresult> {
+    let sfv_inner_list = SFVInnerList::from_interface(obj);
+
+    let mut inner_list_items: Vec<Item> = vec![];
+    for item in sfv_inner_list.items.borrow().iter() {
+        let item = item_from_interface(item)?;
+        inner_list_items.push(item);
+    }
+    let inner_list_params = params_from_interface(sfv_inner_list.params.deref())?;
+    Ok(InnerList::with_params(inner_list_items, inner_list_params))
+}
+
+fn list_entry_from_interface(obj: &nsISFVItemOrInnerList) -> Result<ListEntry, nsresult> {
+    if let Some(nsi_item) = obj.query_interface::<nsISFVItem>() {
+        let item = item_from_interface(nsi_item.deref())?;
+        Ok(ListEntry::Item(item))
+    } else if let Some(nsi_inner_list) = obj.query_interface::<nsISFVInnerList>() {
+        let inner_list = inner_list_from_interface(nsi_inner_list.deref())?;
+        Ok(ListEntry::InnerList(inner_list))
+    } else {
+        return Err(NS_ERROR_UNEXPECTED);
+    }
+}
+
+fn interface_from_bare_item(bare_item: &BareItem) -> Result<RefPtr<nsISFVBareItem>, nsresult> {
+    let bare_item = match bare_item {
+        BareItem::Boolean(val) => RefPtr::new(SFVBool::new(*val).coerce::<nsISFVBareItem>()),
+        BareItem::String(val) => {
+            RefPtr::new(SFVString::new(&nsCString::from(val)).coerce::<nsISFVBareItem>())
+        }
+        BareItem::Token(val) => {
+            RefPtr::new(SFVToken::new(&nsCString::from(val)).coerce::<nsISFVBareItem>())
+        }
+        BareItem::ByteSeq(val) => RefPtr::new(
+            SFVByteSeq::new(&nsCString::from(String::from_utf8(val.to_vec()).unwrap()))
+                .coerce::<nsISFVBareItem>(),
+        ),
+        BareItem::Decimal(val) => {
+            let val = val
+                .to_string()
+                .parse::<f64>()
+                .map_err(|_| NS_ERROR_UNEXPECTED)?;
+            RefPtr::new(SFVDecimal::new(val).coerce::<nsISFVBareItem>())
+        }
+        BareItem::Integer(val) => RefPtr::new(SFVInteger::new(*val).coerce::<nsISFVBareItem>()),
+    };
+
+    Ok(bare_item)
+}
+
+fn interface_from_item(item: &Item) -> Result<RefPtr<nsISFVItem>, nsresult> {
+    let nsi_bare_item = interface_from_bare_item(&item.bare_item)?;
+    let nsi_params = interface_from_params(&item.params)?;
+    Ok(RefPtr::new(
+        SFVItem::new(&nsi_bare_item, &nsi_params).coerce::<nsISFVItem>(),
+    ))
+}
+
+fn interface_from_params(params: &Parameters) -> Result<RefPtr<nsISFVParams>, nsresult> {
+    let sfv_params = SFVParams::new();
+    for (key, value) in params.iter() {
+        sfv_params
+            .params
+            .borrow_mut()
+            .insert(key.clone(), value.clone());
+    }
+    Ok(RefPtr::new(sfv_params.coerce::<nsISFVParams>()))
+}
+
+fn interface_from_list_entry(
+    member: &ListEntry,
+) -> Result<RefPtr<nsISFVItemOrInnerList>, nsresult> {
+    match member {
+        ListEntry::Item(item) => {
+            let nsi_bare_item = interface_from_bare_item(&item.bare_item)?;
+            let nsi_params = interface_from_params(&item.params)?;
+            Ok(RefPtr::new(
+                SFVItem::new(&nsi_bare_item, &nsi_params).coerce::<nsISFVItemOrInnerList>(),
+            ))
+        }
+        ListEntry::InnerList(inner_list) => {
+            let mut nsi_inner_list = Vec::new();
+            for item in inner_list.items.iter() {
+                let nsi_item = interface_from_item(item)?;
+                nsi_inner_list.push(nsi_item);
+            }
+
+            let nsi_params = interface_from_params(&inner_list.params)?;
+            Ok(RefPtr::new(
+                SFVInnerList::new(nsi_inner_list, &nsi_params).coerce::<nsISFVItemOrInnerList>(),
+            ))
+        }
+    }
+}
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