servo/ports/cef/interfaces/cef_zip_reader.rs
2016-08-28 13:45:03 +02:00

446 lines
12 KiB
Rust

// Copyright (c) 2015 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// This file was generated by the CEF translator tool and should not be edited
// by hand. See the translator.README.txt file in the tools directory for
// more information.
//
#![allow(non_snake_case, unused_imports)]
use eutil;
use interfaces;
use types;
use wrappers::CefWrap;
use libc;
use std::collections::HashMap;
use std::mem;
use std::ptr;
//
// Structure that supports the reading of zip archives via the zlib unzip API.
// The functions of this structure should only be called on the thread that
// creates the object.
//
#[repr(C)]
pub struct _cef_zip_reader_t {
//
// Base structure.
//
pub base: types::cef_base_t,
//
// Moves the cursor to the first file in the archive. Returns true (1) if the
// cursor position was set successfully.
//
pub move_to_first_file: Option<extern "C" fn(
this: *mut cef_zip_reader_t) -> libc::c_int>,
//
// Moves the cursor to the next file in the archive. Returns true (1) if the
// cursor position was set successfully.
//
pub move_to_next_file: Option<extern "C" fn(
this: *mut cef_zip_reader_t) -> libc::c_int>,
//
// Moves the cursor to the specified file in the archive. If |caseSensitive|
// is true (1) then the search will be case sensitive. Returns true (1) if the
// cursor position was set successfully.
//
pub move_to_file: Option<extern "C" fn(this: *mut cef_zip_reader_t,
fileName: *const types::cef_string_t,
caseSensitive: libc::c_int) -> libc::c_int>,
//
// Closes the archive. This should be called directly to ensure that cleanup
// occurs on the correct thread.
//
pub close: Option<extern "C" fn(this: *mut cef_zip_reader_t) -> libc::c_int>,
// The below functions act on the file at the current cursor position.
//
// Returns the name of the file.
//
// The resulting string must be freed by calling cef_string_userfree_free().
pub get_file_name: Option<extern "C" fn(
this: *mut cef_zip_reader_t) -> types::cef_string_userfree_t>,
//
// Returns the uncompressed size of the file.
//
pub get_file_size: Option<extern "C" fn(this: *mut cef_zip_reader_t) -> i64>,
//
// Returns the last modified timestamp for the file.
//
pub get_file_last_modified: Option<extern "C" fn(
this: *mut cef_zip_reader_t) -> types::cef_time_t>,
//
// Opens the file for reading of uncompressed data. A read password may
// optionally be specified.
//
pub open_file: Option<extern "C" fn(this: *mut cef_zip_reader_t,
password: *const types::cef_string_t) -> libc::c_int>,
//
// Closes the file.
//
pub close_file: Option<extern "C" fn(
this: *mut cef_zip_reader_t) -> libc::c_int>,
//
// Read uncompressed file contents into the specified buffer. Returns < 0 if
// an error occurred, 0 if at the end of file, or the number of bytes read.
//
pub read_file: Option<extern "C" fn(this: *mut cef_zip_reader_t,
buffer: *mut (), bufferSize: libc::size_t) -> libc::c_int>,
//
// Returns the current offset in the uncompressed file contents.
//
pub tell: Option<extern "C" fn(this: *mut cef_zip_reader_t) -> i64>,
//
// Returns true (1) if at end of the file contents.
//
pub eof: Option<extern "C" fn(this: *mut cef_zip_reader_t) -> libc::c_int>,
//
// The reference count. This will only be present for Rust instances!
//
pub ref_count: u32,
//
// Extra data. This will only be present for Rust instances!
//
pub extra: u8,
}
pub type cef_zip_reader_t = _cef_zip_reader_t;
//
// Structure that supports the reading of zip archives via the zlib unzip API.
// The functions of this structure should only be called on the thread that
// creates the object.
//
pub struct CefZipReader {
c_object: *mut cef_zip_reader_t,
}
impl Clone for CefZipReader {
fn clone(&self) -> CefZipReader{
unsafe {
if !self.c_object.is_null() {
((*self.c_object).base.add_ref.unwrap())(&mut (*self.c_object).base);
}
CefZipReader {
c_object: self.c_object,
}
}
}
}
impl Drop for CefZipReader {
fn drop(&mut self) {
unsafe {
if !self.c_object.is_null() {
((*self.c_object).base.release.unwrap())(&mut (*self.c_object).base);
}
}
}
}
impl CefZipReader {
pub unsafe fn from_c_object(c_object: *mut cef_zip_reader_t) -> CefZipReader {
CefZipReader {
c_object: c_object,
}
}
pub unsafe fn from_c_object_addref(c_object: *mut cef_zip_reader_t) -> CefZipReader {
if !c_object.is_null() {
((*c_object).base.add_ref.unwrap())(&mut (*c_object).base);
}
CefZipReader {
c_object: c_object,
}
}
pub fn c_object(&self) -> *mut cef_zip_reader_t {
self.c_object
}
pub fn c_object_addrefed(&self) -> *mut cef_zip_reader_t {
unsafe {
if !self.c_object.is_null() {
eutil::add_ref(self.c_object as *mut types::cef_base_t);
}
self.c_object
}
}
pub fn is_null_cef_object(&self) -> bool {
self.c_object.is_null()
}
pub fn is_not_null_cef_object(&self) -> bool {
!self.c_object.is_null()
}
//
// Moves the cursor to the first file in the archive. Returns true (1) if the
// cursor position was set successfully.
//
pub fn move_to_first_file(&self) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).move_to_first_file.unwrap())(
self.c_object))
}
}
//
// Moves the cursor to the next file in the archive. Returns true (1) if the
// cursor position was set successfully.
//
pub fn move_to_next_file(&self) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).move_to_next_file.unwrap())(
self.c_object))
}
}
//
// Moves the cursor to the specified file in the archive. If |caseSensitive|
// is true (1) then the search will be case sensitive. Returns true (1) if the
// cursor position was set successfully.
//
pub fn move_to_file(&self, fileName: &[u16],
caseSensitive: libc::c_int) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).move_to_file.unwrap())(
self.c_object,
CefWrap::to_c(fileName),
CefWrap::to_c(caseSensitive)))
}
}
//
// Closes the archive. This should be called directly to ensure that cleanup
// occurs on the correct thread.
//
pub fn close(&self) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).close.unwrap())(
self.c_object))
}
}
// The below functions act on the file at the current cursor position.
//
// Returns the name of the file.
//
// The resulting string must be freed by calling cef_string_userfree_free().
pub fn get_file_name(&self) -> String {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).get_file_name.unwrap())(
self.c_object))
}
}
//
// Returns the uncompressed size of the file.
//
pub fn get_file_size(&self) -> i64 {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).get_file_size.unwrap())(
self.c_object))
}
}
//
// Returns the last modified timestamp for the file.
//
pub fn get_file_last_modified(&self) -> types::cef_time_t {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).get_file_last_modified.unwrap())(
self.c_object))
}
}
//
// Opens the file for reading of uncompressed data. A read password may
// optionally be specified.
//
pub fn open_file(&self, password: &[u16]) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).open_file.unwrap())(
self.c_object,
CefWrap::to_c(password)))
}
}
//
// Closes the file.
//
pub fn close_file(&self) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).close_file.unwrap())(
self.c_object))
}
}
//
// Read uncompressed file contents into the specified buffer. Returns < 0 if
// an error occurred, 0 if at the end of file, or the number of bytes read.
//
pub fn read_file(&self, buffer: &mut (),
bufferSize: libc::size_t) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).read_file.unwrap())(
self.c_object,
CefWrap::to_c(buffer),
CefWrap::to_c(bufferSize)))
}
}
//
// Returns the current offset in the uncompressed file contents.
//
pub fn tell(&self) -> i64 {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).tell.unwrap())(
self.c_object))
}
}
//
// Returns true (1) if at end of the file contents.
//
pub fn eof(&self) -> libc::c_int {
if self.c_object.is_null() {
panic!("called a CEF method on a null object")
}
unsafe {
CefWrap::to_rust(
((*self.c_object).eof.unwrap())(
self.c_object))
}
}
//
// Create a new cef_zip_reader_t object. The returned object's functions can
// only be called from the thread that created the object.
//
pub fn create(
stream: interfaces::CefStreamReader) -> interfaces::CefZipReader {
unsafe {
CefWrap::to_rust(
::zip_reader::cef_zip_reader_create(
CefWrap::to_c(stream)))
}
}
}
impl CefWrap<*mut cef_zip_reader_t> for CefZipReader {
fn to_c(rust_object: CefZipReader) -> *mut cef_zip_reader_t {
rust_object.c_object_addrefed()
}
unsafe fn to_rust(c_object: *mut cef_zip_reader_t) -> CefZipReader {
CefZipReader::from_c_object_addref(c_object)
}
}
impl CefWrap<*mut cef_zip_reader_t> for Option<CefZipReader> {
fn to_c(rust_object: Option<CefZipReader>) -> *mut cef_zip_reader_t {
match rust_object {
None => ptr::null_mut(),
Some(rust_object) => rust_object.c_object_addrefed(),
}
}
unsafe fn to_rust(c_object: *mut cef_zip_reader_t) -> Option<CefZipReader> {
if c_object.is_null() {
None
} else {
Some(CefZipReader::from_c_object_addref(c_object))
}
}
}