Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

13 files changed, 626 insertions, 0 deletions

diff --git a/third_party/rust/cubeb-sys/src/callbacks.rs b/third_party/rust/cubeb-sys/src/callbacks.rs
new file mode 100644
index 0000000000..72e4e84554
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/callbacks.rs
@@ -0,0 +1,23 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use context::cubeb;
+use std::os::raw::{c_long, c_void};
+use stream::{cubeb_state, cubeb_stream};
+
+pub type cubeb_data_callback = Option<
+    unsafe extern "C" fn(
+        *mut cubeb_stream,
+        *mut c_void,
+        *const c_void,
+        *mut c_void,
+        c_long,
+    ) -> c_long,
+>;
+pub type cubeb_state_callback =
+    Option<unsafe extern "C" fn(*mut cubeb_stream, *mut c_void, cubeb_state)>;
+pub type cubeb_device_changed_callback = Option<unsafe extern "C" fn(*mut c_void)>;
+pub type cubeb_device_collection_changed_callback =
+    Option<unsafe extern "C" fn(*mut cubeb, *mut c_void)>;
diff --git a/third_party/rust/cubeb-sys/src/channel.rs b/third_party/rust/cubeb-sys/src/channel.rs
new file mode 100644
index 0000000000..231d719cdd
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/channel.rs
@@ -0,0 +1,72 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+#[cfg(all(windows, not(target_env = "gnu")))]
+use std::os::raw::c_int as c_enum;
+#[cfg(any(not(windows), all(windows, target_env = "gnu")))]
+use std::os::raw::c_uint as c_enum;
+
+cubeb_enum! {
+    pub enum cubeb_channel : c_enum {
+        CHANNEL_UNKNOWN = 0,
+        CHANNEL_FRONT_LEFT = 1 << 0,
+        CHANNEL_FRONT_RIGHT = 1 << 1,
+        CHANNEL_FRONT_CENTER = 1 << 2,
+        CHANNEL_LOW_FREQUENCY = 1 << 3,
+        CHANNEL_BACK_LEFT = 1 << 4,
+        CHANNEL_BACK_RIGHT = 1 << 5,
+        CHANNEL_FRONT_LEFT_OF_CENTER = 1 << 6,
+        CHANNEL_FRONT_RIGHT_OF_CENTER = 1 << 7,
+        CHANNEL_BACK_CENTER = 1 << 8,
+        CHANNEL_SIDE_LEFT = 1 << 9,
+        CHANNEL_SIDE_RIGHT = 1 << 10,
+        CHANNEL_TOP_CENTER = 1 << 11,
+        CHANNEL_TOP_FRONT_LEFT = 1 << 12,
+        CHANNEL_TOP_FRONT_CENTER = 1 << 13,
+        CHANNEL_TOP_FRONT_RIGHT = 1 << 14,
+        CHANNEL_TOP_BACK_LEFT = 1 << 15,
+        CHANNEL_TOP_BACK_CENTER = 1 << 16,
+        CHANNEL_TOP_BACK_RIGHT = 1 << 17,
+    }
+}
+
+cubeb_enum! {
+    pub enum cubeb_channel_layout : c_enum {
+        CUBEB_LAYOUT_UNDEFINED = 0,
+        CUBEB_LAYOUT_MONO = CHANNEL_FRONT_CENTER,
+        CUBEB_LAYOUT_MONO_LFE = CUBEB_LAYOUT_MONO | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_STEREO = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT,
+        CUBEB_LAYOUT_STEREO_LFE = CUBEB_LAYOUT_STEREO | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_3F = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                          CHANNEL_FRONT_CENTER,
+        CUBEB_LAYOUT_3F_LFE = CUBEB_LAYOUT_3F | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_2F1 = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                           CHANNEL_BACK_CENTER,
+        CUBEB_LAYOUT_2F1_LFE = CUBEB_LAYOUT_2F1 | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_3F1 = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                           CHANNEL_FRONT_CENTER | CHANNEL_BACK_CENTER,
+        CUBEB_LAYOUT_3F1_LFE = CUBEB_LAYOUT_3F1 | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_2F2 = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                           CHANNEL_SIDE_LEFT | CHANNEL_SIDE_RIGHT,
+        CUBEB_LAYOUT_2F2_LFE = CUBEB_LAYOUT_2F2 | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_QUAD = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                            CHANNEL_BACK_LEFT | CHANNEL_BACK_RIGHT,
+        CUBEB_LAYOUT_QUAD_LFE = CUBEB_LAYOUT_QUAD | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_3F2 = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                           CHANNEL_FRONT_CENTER | CHANNEL_SIDE_LEFT |
+                           CHANNEL_SIDE_RIGHT,
+        CUBEB_LAYOUT_3F2_LFE = CUBEB_LAYOUT_3F2 | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_3F2_BACK = CUBEB_LAYOUT_QUAD | CHANNEL_FRONT_CENTER,
+        CUBEB_LAYOUT_3F2_LFE_BACK = CUBEB_LAYOUT_3F2_BACK | CHANNEL_LOW_FREQUENCY,
+        CUBEB_LAYOUT_3F3R_LFE = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                                CHANNEL_FRONT_CENTER | CHANNEL_LOW_FREQUENCY |
+                                CHANNEL_BACK_CENTER | CHANNEL_SIDE_LEFT |
+                                CHANNEL_SIDE_RIGHT,
+        CUBEB_LAYOUT_3F4_LFE = CHANNEL_FRONT_LEFT | CHANNEL_FRONT_RIGHT |
+                               CHANNEL_FRONT_CENTER | CHANNEL_LOW_FREQUENCY |
+                               CHANNEL_BACK_LEFT | CHANNEL_BACK_RIGHT |
+                               CHANNEL_SIDE_LEFT | CHANNEL_SIDE_RIGHT,
+    }
+}
diff --git a/third_party/rust/cubeb-sys/src/context.rs b/third_party/rust/cubeb-sys/src/context.rs
new file mode 100644
index 0000000000..b7f6e1193e
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/context.rs
@@ -0,0 +1,41 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use callbacks::{cubeb_data_callback, cubeb_state_callback};
+use device::cubeb_devid;
+use std::os::raw::{c_char, c_int, c_uint, c_void};
+use stream::{cubeb_stream, cubeb_stream_params};
+
+pub enum cubeb {}
+
+extern "C" {
+    pub fn cubeb_init(
+        context: *mut *mut cubeb,
+        context_name: *const c_char,
+        backend_name: *const c_char,
+    ) -> c_int;
+    pub fn cubeb_get_backend_id(context: *mut cubeb) -> *const c_char;
+    pub fn cubeb_get_max_channel_count(context: *mut cubeb, max_channels: *mut c_uint) -> c_int;
+    pub fn cubeb_get_min_latency(
+        context: *mut cubeb,
+        params: *mut cubeb_stream_params,
+        latency_frames: *mut c_uint,
+    ) -> c_int;
+    pub fn cubeb_get_preferred_sample_rate(context: *mut cubeb, rate: *mut c_uint) -> c_int;
+    pub fn cubeb_destroy(context: *mut cubeb);
+    pub fn cubeb_stream_init(
+        context: *mut cubeb,
+        stream: *mut *mut cubeb_stream,
+        stream_name: *const c_char,
+        input_device: cubeb_devid,
+        input_stream_params: *mut cubeb_stream_params,
+        output_device: cubeb_devid,
+        output_stream_params: *mut cubeb_stream_params,
+        latency_frames: c_uint,
+        data_callback: cubeb_data_callback,
+        state_callback: cubeb_state_callback,
+        user_ptr: *mut c_void,
+    ) -> c_int;
+}
diff --git a/third_party/rust/cubeb-sys/src/device.rs b/third_party/rust/cubeb-sys/src/device.rs
new file mode 100644
index 0000000000..4672a94ecb
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/device.rs
@@ -0,0 +1,174 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use callbacks::cubeb_device_collection_changed_callback;
+use context::cubeb;
+use std::os::raw::{c_char, c_int, c_uint, c_void};
+use std::{fmt, mem};
+
+cubeb_enum! {
+    pub enum cubeb_device_fmt {
+        CUBEB_DEVICE_FMT_S16LE          = 0x0010,
+        CUBEB_DEVICE_FMT_S16BE          = 0x0020,
+        CUBEB_DEVICE_FMT_F32LE          = 0x1000,
+        CUBEB_DEVICE_FMT_F32BE          = 0x2000,
+    }
+}
+
+#[cfg(target_endian = "big")]
+pub const CUBEB_DEVICE_FMT_S16NE: cubeb_device_fmt = CUBEB_DEVICE_FMT_S16BE;
+#[cfg(target_endian = "big")]
+pub const CUBEB_DEVICE_FMT_F32NE: cubeb_device_fmt = CUBEB_DEVICE_FMT_F32BE;
+#[cfg(target_endian = "little")]
+pub const CUBEB_DEVICE_FMT_S16NE: cubeb_device_fmt = CUBEB_DEVICE_FMT_S16LE;
+#[cfg(target_endian = "little")]
+pub const CUBEB_DEVICE_FMT_F32NE: cubeb_device_fmt = CUBEB_DEVICE_FMT_F32LE;
+
+pub const CUBEB_DEVICE_FMT_S16_MASK: cubeb_device_fmt =
+    CUBEB_DEVICE_FMT_S16LE | CUBEB_DEVICE_FMT_S16BE;
+pub const CUBEB_DEVICE_FMT_F32_MASK: cubeb_device_fmt =
+    CUBEB_DEVICE_FMT_F32LE | CUBEB_DEVICE_FMT_F32BE;
+pub const CUBEB_DEVICE_FMT_ALL: cubeb_device_fmt =
+    CUBEB_DEVICE_FMT_S16_MASK | CUBEB_DEVICE_FMT_F32_MASK;
+
+cubeb_enum! {
+    pub enum cubeb_device_pref  {
+        CUBEB_DEVICE_PREF_NONE          = 0x00,
+        CUBEB_DEVICE_PREF_MULTIMEDIA    = 0x01,
+        CUBEB_DEVICE_PREF_VOICE         = 0x02,
+        CUBEB_DEVICE_PREF_NOTIFICATION  = 0x04,
+        CUBEB_DEVICE_PREF_ALL           = 0x0F,
+    }
+}
+
+cubeb_enum! {
+    pub enum cubeb_device_state {
+        CUBEB_DEVICE_STATE_DISABLED,
+        CUBEB_DEVICE_STATE_UNPLUGGED,
+        CUBEB_DEVICE_STATE_ENABLED,
+    }
+}
+cubeb_enum! {
+    pub enum cubeb_device_type {
+        CUBEB_DEVICE_TYPE_UNKNOWN,
+        CUBEB_DEVICE_TYPE_INPUT,
+        CUBEB_DEVICE_TYPE_OUTPUT,
+    }
+}
+
+pub type cubeb_devid = *const c_void;
+
+#[repr(C)]
+pub struct cubeb_device {
+    pub output_name: *mut c_char,
+    pub input_name: *mut c_char,
+}
+
+// Explicit Debug impl to work around bug in ctest
+impl Default for cubeb_device {
+    fn default() -> Self {
+        unsafe { mem::zeroed() }
+    }
+}
+
+impl fmt::Debug for cubeb_device {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("cubeb_device")
+            .field("output_name", &self.output_name)
+            .field("input_name", &self.input_name)
+            .finish()
+    }
+}
+
+#[repr(C)]
+pub struct cubeb_device_collection {
+    pub device: *mut cubeb_device_info,
+    pub count: usize,
+}
+
+impl Default for cubeb_device_collection {
+    fn default() -> Self {
+        unsafe { mem::zeroed() }
+    }
+}
+
+impl fmt::Debug for cubeb_device_collection {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("cubeb_device_collection")
+            .field("device", &self.device)
+            .field("count", &self.count)
+            .finish()
+    }
+}
+
+#[repr(C)]
+pub struct cubeb_device_info {
+    pub devid: cubeb_devid,
+    pub device_id: *const c_char,
+    pub friendly_name: *const c_char,
+    pub group_id: *const c_char,
+    pub vendor_name: *const c_char,
+
+    pub device_type: cubeb_device_type,
+    pub state: cubeb_device_state,
+    pub preferred: cubeb_device_pref,
+
+    pub format: cubeb_device_fmt,
+    pub default_format: cubeb_device_fmt,
+    pub max_channels: c_uint,
+    pub default_rate: c_uint,
+    pub max_rate: c_uint,
+    pub min_rate: c_uint,
+
+    pub latency_lo: c_uint,
+    pub latency_hi: c_uint,
+}
+
+impl Default for cubeb_device_info {
+    fn default() -> Self {
+        unsafe { mem::zeroed() }
+    }
+}
+
+impl fmt::Debug for cubeb_device_info {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("cubeb_device_info")
+            .field("devid", &self.devid)
+            .field("device_id", &self.device_id)
+            .field("friendly_name", &self.friendly_name)
+            .field("group_id", &self.group_id)
+            .field("vendor_name", &self.vendor_name)
+            .field("device_type", &self.device_type)
+            .field("state", &self.state)
+            .field("preferred", &self.preferred)
+            .field("format", &self.format)
+            .field("default_format", &self.default_format)
+            .field("max_channels", &self.max_channels)
+            .field("default_rate", &self.default_rate)
+            .field("max_rate", &self.max_rate)
+            .field("min_rate", &self.min_rate)
+            .field("latency_lo", &self.latency_lo)
+            .field("latency_hi", &self.latency_hi)
+            .finish()
+    }
+}
+
+extern "C" {
+    pub fn cubeb_enumerate_devices(
+        context: *mut cubeb,
+        devtype: cubeb_device_type,
+        collection: *mut cubeb_device_collection,
+    ) -> c_int;
+    pub fn cubeb_device_collection_destroy(
+        context: *mut cubeb,
+        collection: *mut cubeb_device_collection,
+    ) -> c_int;
+    pub fn cubeb_register_device_collection_changed(
+        context: *mut cubeb,
+        devtype: cubeb_device_type,
+        callback: cubeb_device_collection_changed_callback,
+        user_ptr: *mut c_void,
+    ) -> c_int;
+}
diff --git a/third_party/rust/cubeb-sys/src/error.rs b/third_party/rust/cubeb-sys/src/error.rs
new file mode 100644
index 0000000000..5b93604d20
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/error.rs
@@ -0,0 +1,13 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use std::os::raw::c_int;
+
+pub const CUBEB_OK: c_int = 0;
+pub const CUBEB_ERROR: c_int = -1;
+pub const CUBEB_ERROR_INVALID_FORMAT: c_int = -2;
+pub const CUBEB_ERROR_INVALID_PARAMETER: c_int = -3;
+pub const CUBEB_ERROR_NOT_SUPPORTED: c_int = -4;
+pub const CUBEB_ERROR_DEVICE_UNAVAILABLE: c_int = -5;
diff --git a/third_party/rust/cubeb-sys/src/format.rs b/third_party/rust/cubeb-sys/src/format.rs
new file mode 100644
index 0000000000..f9ae7d520b
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/format.rs
@@ -0,0 +1,22 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+cubeb_enum! {
+    pub enum cubeb_sample_format {
+        CUBEB_SAMPLE_S16LE,
+        CUBEB_SAMPLE_S16BE,
+        CUBEB_SAMPLE_FLOAT32LE,
+        CUBEB_SAMPLE_FLOAT32BE,
+    }
+}
+
+#[cfg(target_endian = "big")]
+pub const CUBEB_SAMPLE_S16NE: cubeb_sample_format = CUBEB_SAMPLE_S16BE;
+#[cfg(target_endian = "big")]
+pub const CUBEB_SAMPLE_FLOAT32NE: cubeb_sample_format = CUBEB_SAMPLE_FLOAT32BE;
+#[cfg(target_endian = "little")]
+pub const CUBEB_SAMPLE_S16NE: cubeb_sample_format = CUBEB_SAMPLE_S16LE;
+#[cfg(target_endian = "little")]
+pub const CUBEB_SAMPLE_FLOAT32NE: cubeb_sample_format = CUBEB_SAMPLE_FLOAT32LE;
diff --git a/third_party/rust/cubeb-sys/src/internal.rs b/third_party/rust/cubeb-sys/src/internal.rs
new file mode 100644
index 0000000000..92c90a24d0
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/internal.rs
@@ -0,0 +1,29 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use std::{fmt, mem};
+use std::os::raw::{c_char, c_uint};
+
+#[repr(C)]
+pub struct cubeb_layout_map {
+    name: *const c_char,
+    channels: c_uint,
+    layout: cubeb_channel_layout,
+}
+
+impl Default for cubeb_layout_map {
+    fn default() -> Self { unsafe { mem::zeroed() } }
+}
+
+// Explicit Debug impl to work around bug in ctest
+impl fmt::Debug for cubeb_layout_map {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("cubeb_layout_map")
+            .field("name", &self.name)
+            .field("channels", &self.channels)
+            .field("layout", &self.layout)
+            .finish()
+    }
+}
diff --git a/third_party/rust/cubeb-sys/src/lib.rs b/third_party/rust/cubeb-sys/src/lib.rs
new file mode 100644
index 0000000000..7767910ff6
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/lib.rs
@@ -0,0 +1,31 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+#![allow(non_camel_case_types)]
+
+#[macro_use]
+mod macros;
+
+mod callbacks;
+mod channel;
+mod context;
+mod device;
+mod error;
+mod format;
+mod log;
+mod mixer;
+mod resampler;
+mod stream;
+
+pub use callbacks::*;
+pub use channel::*;
+pub use context::*;
+pub use device::*;
+pub use error::*;
+pub use format::*;
+pub use log::*;
+pub use mixer::*;
+pub use resampler::*;
+pub use stream::*;
diff --git a/third_party/rust/cubeb-sys/src/log.rs b/third_party/rust/cubeb-sys/src/log.rs
new file mode 100644
index 0000000000..d1a1c4e448
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/log.rs
@@ -0,0 +1,29 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use std::os::raw::{c_char, c_int, c_void};
+
+cubeb_enum! {
+    pub enum cubeb_log_level {
+        CUBEB_LOG_DISABLED = 0,
+        CUBEB_LOG_NORMAL = 1,
+        CUBEB_LOG_VERBOSE = 2,
+    }
+}
+
+pub type cubeb_log_callback = Option<unsafe extern "C" fn(*const c_char, ...)>;
+
+extern "C" {
+    pub fn cubeb_set_log_callback(
+        log_level: cubeb_log_level,
+        log_callback: cubeb_log_callback,
+    ) -> c_int;
+
+    pub fn cubeb_log_get_callback() -> cubeb_log_callback;
+    pub fn cubeb_log_get_level() -> cubeb_log_level;
+
+    pub fn cubeb_async_log_reset_threads(_: c_void);
+    pub fn cubeb_async_log(msg: *const c_char, ...);
+}
diff --git a/third_party/rust/cubeb-sys/src/macros.rs b/third_party/rust/cubeb-sys/src/macros.rs
new file mode 100644
index 0000000000..02f1b7a8af
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/macros.rs
@@ -0,0 +1,27 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+macro_rules! cubeb_enum {
+    (pub enum $name:ident { $($variants:tt)* }) => {
+        #[cfg(target_env = "msvc")]
+        pub type $name = i32;
+        #[cfg(not(target_env = "msvc"))]
+        pub type $name = u32;
+        cubeb_enum!(gen, $name, 0, $($variants)*);
+    };
+    (pub enum $name:ident: $t:ty { $($variants:tt)* }) => {
+        pub type $name = $t;
+        cubeb_enum!(gen, $name, 0, $($variants)*);
+    };
+    (gen, $name:ident, $val:expr, $variant:ident, $($rest:tt)*) => {
+        pub const $variant: $name = $val;
+        cubeb_enum!(gen, $name, $val+1, $($rest)*);
+    };
+    (gen, $name:ident, $val:expr, $variant:ident = $e:expr, $($rest:tt)*) => {
+        pub const $variant: $name = $e;
+        cubeb_enum!(gen, $name, $e+1, $($rest)*);
+    };
+    (gen, $name:ident, $val:expr, ) => {}
+}
diff --git a/third_party/rust/cubeb-sys/src/mixer.rs b/third_party/rust/cubeb-sys/src/mixer.rs
new file mode 100644
index 0000000000..d0452036bf
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/mixer.rs
@@ -0,0 +1,31 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use channel::cubeb_channel_layout;
+use format::cubeb_sample_format;
+use std::os::raw::{c_int, c_uint, c_void};
+
+pub enum cubeb_mixer {}
+
+extern "C" {
+    pub fn cubeb_mixer_create(
+        format: cubeb_sample_format,
+        in_channels: u32,
+        in_layout: cubeb_channel_layout,
+        out_channels: u32,
+        out_layout: cubeb_channel_layout,
+    ) -> *mut cubeb_mixer;
+    pub fn cubeb_mixer_destroy(mixer: *mut cubeb_mixer);
+    pub fn cubeb_mixer_mix(
+        mixer: *mut cubeb_mixer,
+        frames: usize,
+        input_buffer: *const c_void,
+        input_buffer_length: usize,
+        output_buffer: *mut c_void,
+        output_buffer_length: usize,
+    ) -> c_int;
+
+    pub fn cubeb_channel_layout_nb_channels(channel_layout: cubeb_channel_layout) -> c_uint;
+}
diff --git a/third_party/rust/cubeb-sys/src/resampler.rs b/third_party/rust/cubeb-sys/src/resampler.rs
new file mode 100644
index 0000000000..58cf811ce3
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/resampler.rs
@@ -0,0 +1,49 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use callbacks::cubeb_data_callback;
+use std::os::raw::{c_long, c_uint, c_void};
+use stream::{cubeb_stream, cubeb_stream_params};
+
+pub enum cubeb_resampler {}
+
+cubeb_enum! {
+    pub enum cubeb_resampler_quality {
+        CUBEB_RESAMPLER_QUALITY_VOIP,
+        CUBEB_RESAMPLER_QUALITY_DEFAULT,
+        CUBEB_RESAMPLER_QUALITY_DESKTOP,
+    }
+}
+
+cubeb_enum! {
+    pub enum cubeb_resampler_reclock {
+        CUBEB_RESAMPLER_RECLOCK_NONE,
+        CUBEB_RESAMPLER_RECLOCK_INPUT,
+    }
+}
+
+extern "C" {
+    pub fn cubeb_resampler_create(
+        stream: *mut cubeb_stream,
+        input_params: *mut cubeb_stream_params,
+        output_params: *mut cubeb_stream_params,
+        target_rate: c_uint,
+        callback: cubeb_data_callback,
+        user_ptr: *mut c_void,
+        quality: cubeb_resampler_quality,
+        reclock: cubeb_resampler_reclock,
+    ) -> *mut cubeb_resampler;
+
+    pub fn cubeb_resampler_fill(
+        resampler: *mut cubeb_resampler,
+        input_buffer: *mut c_void,
+        input_frame_count: *mut c_long,
+        output_buffer: *mut c_void,
+        output_frames_needed: c_long,
+    ) -> c_long;
+
+    pub fn cubeb_resampler_destroy(resampler: *mut cubeb_resampler);
+    pub fn cubeb_resampler_latency(resampler: *mut cubeb_resampler) -> c_long;
+}
diff --git a/third_party/rust/cubeb-sys/src/stream.rs b/third_party/rust/cubeb-sys/src/stream.rs
new file mode 100644
index 0000000000..113cc025ac
--- /dev/null
+++ b/third_party/rust/cubeb-sys/src/stream.rs
@@ -0,0 +1,85 @@
+// Copyright © 2017-2018 Mozilla Foundation
+//
+// This program is made available under an ISC-style license.  See the
+// accompanying file LICENSE for details.
+
+use callbacks::cubeb_device_changed_callback;
+use channel::cubeb_channel_layout;
+use device::cubeb_device;
+use format::cubeb_sample_format;
+use std::os::raw::{c_char, c_float, c_int, c_uint, c_void};
+use std::{fmt, mem};
+
+cubeb_enum! {
+    pub enum cubeb_stream_prefs {
+        CUBEB_STREAM_PREF_NONE = 0x00,
+        CUBEB_STREAM_PREF_LOOPBACK = 0x01,
+        CUBEB_STREAM_PREF_DISABLE_DEVICE_SWITCHING = 0x02,
+        CUBEB_STREAM_PREF_VOICE = 0x04,
+    }
+}
+
+cubeb_enum! {
+    pub enum cubeb_state {
+        CUBEB_STATE_STARTED,
+        CUBEB_STATE_STOPPED,
+        CUBEB_STATE_DRAINED,
+        CUBEB_STATE_ERROR,
+    }
+}
+
+pub enum cubeb_stream {}
+
+#[repr(C)]
+#[derive(Clone, Copy)]
+pub struct cubeb_stream_params {
+    pub format: cubeb_sample_format,
+    pub rate: c_uint,
+    pub channels: c_uint,
+    pub layout: cubeb_channel_layout,
+    pub prefs: cubeb_stream_prefs,
+}
+
+impl Default for cubeb_stream_params {
+    fn default() -> Self {
+        unsafe { mem::zeroed() }
+    }
+}
+
+// Explicit Debug impl to work around bug in ctest
+impl fmt::Debug for cubeb_stream_params {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        f.debug_struct("cubeb_stream_params")
+            .field("format", &self.format)
+            .field("rate", &self.rate)
+            .field("channels", &self.channels)
+            .field("layout", &self.layout)
+            .field("prefs", &self.prefs)
+            .finish()
+    }
+}
+
+extern "C" {
+    pub fn cubeb_stream_destroy(stream: *mut cubeb_stream);
+    pub fn cubeb_stream_start(stream: *mut cubeb_stream) -> c_int;
+    pub fn cubeb_stream_stop(stream: *mut cubeb_stream) -> c_int;
+    pub fn cubeb_stream_get_position(stream: *mut cubeb_stream, position: *mut u64) -> c_int;
+    pub fn cubeb_stream_get_latency(stream: *mut cubeb_stream, latency: *mut c_uint) -> c_int;
+    pub fn cubeb_stream_get_input_latency(stream: *mut cubeb_stream, latency: *mut c_uint)
+        -> c_int;
+    pub fn cubeb_stream_set_volume(stream: *mut cubeb_stream, volume: c_float) -> c_int;
+    pub fn cubeb_stream_set_name(stream: *mut cubeb_stream, name: *const c_char) -> c_int;
+    pub fn cubeb_stream_get_current_device(
+        stream: *mut cubeb_stream,
+        device: *mut *mut cubeb_device,
+    ) -> c_int;
+    pub fn cubeb_stream_device_destroy(
+        stream: *mut cubeb_stream,
+        devices: *mut cubeb_device,
+    ) -> c_int;
+    pub fn cubeb_stream_register_device_changed_callback(
+        stream: *mut cubeb_stream,
+        device_changed_callback: cubeb_device_changed_callback,
+    ) -> c_int;
+    pub fn cubeb_stream_user_ptr(stream: *mut cubeb_stream) -> *mut c_void;
+}