| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Generated with bindgen --whitelist-function='gbm_.*' --whitelist-type='gbm_.*' minigbm/gbm.h |
| // Hand-modified by zachr |
| |
| #![allow(dead_code)] |
| |
| use std::os::raw::{c_int, c_char, c_void}; |
| |
| /// \file gbm.h |
| /// \brief Generic Buffer Manager |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct gbm_device { |
| _unused: [u8; 0], |
| } |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct gbm_bo { |
| _unused: [u8; 0], |
| } |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct gbm_surface { |
| _unused: [u8; 0], |
| } |
| /// Abstraction representing the handle to a buffer allocated by the |
| /// manager |
| #[repr(C)] |
| #[derive(Copy, Clone)] |
| pub union gbm_bo_handle { |
| pub ptr: *mut c_void, |
| pub s32: i32, |
| pub u32: u32, |
| pub s64: i64, |
| pub u64: u64, |
| _bindgen_union_align: u64, |
| } |
| |
| /// Buffer is going to be presented to the screen using an API such as KMS |
| pub const GBM_BO_USE_SCANOUT: gbm_bo_flags = 1; |
| /// Buffer is going to be used as cursor |
| pub const GBM_BO_USE_CURSOR: gbm_bo_flags = 2; |
| /// Deprecated |
| pub const GBM_BO_USE_CURSOR_64X64: gbm_bo_flags = 2; |
| /// Buffer is to be used for rendering - for example it is going to be used |
| /// as the storage for a color buffer |
| pub const GBM_BO_USE_RENDERING: gbm_bo_flags = 4; |
| /// Deprecated |
| pub const GBM_BO_USE_WRITE: gbm_bo_flags = 8; |
| /// Buffer is guaranteed to be laid out linearly in memory. That is, the |
| /// buffer is laid out as an array with 'height' blocks, each block with |
| /// length 'stride'. Each stride is in the same order as the rows of the |
| /// buffer. This is intended to be used with buffers that will be accessed |
| /// via dma-buf mmap(). |
| pub const GBM_BO_USE_LINEAR: gbm_bo_flags = 16; |
| /// The buffer will be used as a texture that will be sampled from. |
| pub const GBM_BO_USE_TEXTURING: gbm_bo_flags = 32; |
| /// The buffer will be written to by a camera subsystem. |
| pub const GBM_BO_USE_CAMERA_WRITE: gbm_bo_flags = 64; |
| /// The buffer will be read from by a camera subsystem. |
| pub const GBM_BO_USE_CAMERA_READ: gbm_bo_flags = 128; |
| /// Buffer inaccessible to unprivileged users. |
| pub const GBM_BO_USE_PROTECTED: gbm_bo_flags = 256; |
| /// These flags specify the frequency of software access. These flags do not |
| /// guarantee the buffer is linear, but do guarantee gbm_bo_map(..) will |
| /// present a linear view. |
| pub const GBM_BO_USE_SW_READ_OFTEN: gbm_bo_flags = 512; |
| /// These flags specify the frequency of software access. These flags do not |
| /// guarantee the buffer is linear, but do guarantee gbm_bo_map(..) will |
| /// present a linear view. |
| pub const GBM_BO_USE_SW_READ_RARELY: gbm_bo_flags = 1024; |
| /// These flags specify the frequency of software access. These flags do not |
| /// guarantee the buffer is linear, but do guarantee gbm_bo_map(..) will |
| /// present a linear view. |
| pub const GBM_BO_USE_SW_WRITE_OFTEN: gbm_bo_flags = 2048; |
| /// These flags specify the frequency of software access. These flags do not |
| /// guarantee the buffer is linear, but do guarantee gbm_bo_map(..) will |
| /// present a linear view. |
| pub const GBM_BO_USE_SW_WRITE_RARELY: gbm_bo_flags = 4096; |
| /// Flags to indicate the intended use for the buffer - these are passed into |
| /// gbm_bo_create(). The caller must set the union of all the flags that are |
| /// appropriate |
| /// |
| /// \sa Use gbm_device_is_format_supported() to check if the combination of format |
| /// and use flags are supported |
| #[allow(non_camel_case_types)] |
| pub type gbm_bo_flags = u32; |
| |
| #[link(name = "gbm")] |
| extern "C" { |
| pub fn gbm_device_get_fd(gbm: *mut gbm_device) -> c_int; |
| pub fn gbm_device_get_backend_name(gbm: *mut gbm_device) -> *const c_char; |
| pub fn gbm_device_is_format_supported(gbm: *mut gbm_device, format: u32, usage: u32) -> c_int; |
| pub fn gbm_device_destroy(gbm: *mut gbm_device); |
| pub fn gbm_create_device(fd: c_int) -> *mut gbm_device; |
| pub fn gbm_bo_create(gbm: *mut gbm_device, |
| width: u32, |
| height: u32, |
| format: u32, |
| flags: u32) |
| -> *mut gbm_bo; |
| pub fn gbm_bo_create_with_modifiers(gbm: *mut gbm_device, |
| width: u32, |
| height: u32, |
| format: u32, |
| modifiers: *const u64, |
| count: u32) |
| -> *mut gbm_bo; |
| } |
| |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone )] |
| pub struct gbm_import_fd_data { |
| pub fd: c_int, |
| pub width: u32, |
| pub height: u32, |
| pub stride: u32, |
| pub format: u32, |
| } |
| |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone )] |
| pub struct gbm_import_fd_planar_data { |
| pub fds: [c_int; 4usize], |
| pub width: u32, |
| pub height: u32, |
| pub format: u32, |
| pub strides: [u32; 4usize], |
| pub offsets: [u32; 4usize], |
| pub format_modifiers: [u64; 4usize], |
| } |
| |
| extern "C" { |
| pub fn gbm_bo_import(gbm: *mut gbm_device, |
| type_: u32, |
| buffer: *mut c_void, |
| usage: u32) |
| -> *mut gbm_bo; |
| } |
| |
| /// Buffer contents read back (or accessed directly) at transfer |
| /// create time. |
| pub const GBM_BO_TRANSFER_READ: gbm_bo_transfer_flags = 1; |
| /// Buffer contents will be written back at unmap time |
| /// (or modified as a result of being accessed directly). |
| pub const GBM_BO_TRANSFER_WRITE: gbm_bo_transfer_flags = 2; |
| /// Read/modify/write |
| pub const GBM_BO_TRANSFER_READ_WRITE: gbm_bo_transfer_flags = 3; |
| |
| /// Flags to indicate the type of mapping for the buffer - these are |
| /// passed into gbm_bo_map(). The caller must set the union of all the |
| /// flags that are appropriate. |
| /// |
| /// These flags are independent of the GBM_BO_USE_* creation flags. However, |
| /// mapping the buffer may require copying to/from a staging buffer. |
| /// |
| /// See also: pipe_transfer_usage |
| #[allow(non_camel_case_types)] |
| pub type gbm_bo_transfer_flags = u32; |
| |
| extern "C" { |
| pub fn gbm_bo_map(bo: *mut gbm_bo, |
| x: u32, |
| y: u32, |
| width: u32, |
| height: u32, |
| flags: u32, |
| stride: *mut u32, |
| map_data: *mut *mut c_void, |
| plane: usize) |
| -> *mut c_void; |
| pub fn gbm_bo_unmap(bo: *mut gbm_bo, map_data: *mut c_void); |
| pub fn gbm_bo_get_width(bo: *mut gbm_bo) -> u32; |
| pub fn gbm_bo_get_height(bo: *mut gbm_bo) -> u32; |
| pub fn gbm_bo_get_stride(bo: *mut gbm_bo) -> u32; |
| pub fn gbm_bo_get_stride_or_tiling(bo: *mut gbm_bo) -> u32; |
| pub fn gbm_bo_get_format(bo: *mut gbm_bo) -> u32; |
| pub fn gbm_bo_get_format_modifier(bo: *mut gbm_bo) -> u64; |
| pub fn gbm_bo_get_device(bo: *mut gbm_bo) -> *mut gbm_device; |
| pub fn gbm_bo_get_handle(bo: *mut gbm_bo) -> gbm_bo_handle; |
| pub fn gbm_bo_get_fd(bo: *mut gbm_bo) -> c_int; |
| pub fn gbm_bo_get_num_planes(bo: *mut gbm_bo) -> usize; |
| pub fn gbm_bo_get_plane_handle(bo: *mut gbm_bo, plane: usize) -> gbm_bo_handle; |
| pub fn gbm_bo_get_plane_fd(bo: *mut gbm_bo, plane: usize) -> c_int; |
| pub fn gbm_bo_get_plane_offset(bo: *mut gbm_bo, plane: usize) -> u32; |
| pub fn gbm_bo_get_plane_size(bo: *mut gbm_bo, plane: usize) -> u32; |
| pub fn gbm_bo_get_plane_stride(bo: *mut gbm_bo, plane: usize) -> u32; |
| pub fn gbm_bo_get_plane_format_modifier(bo: *mut gbm_bo, plane: usize) -> u64; |
| // Did not generate cleanly by bindgen. Redone manually by zachr. |
| pub fn gbm_bo_set_user_data(bo: *mut gbm_bo, |
| data: *mut c_void, |
| destroy_user_data: extern "C" fn(bo: *mut gbm_bo, |
| data: *mut c_void)); |
| pub fn gbm_bo_get_user_data(bo: *mut gbm_bo) -> *mut c_void; |
| pub fn gbm_bo_destroy(bo: *mut gbm_bo); |
| pub fn gbm_surface_create(gbm: *mut gbm_device, |
| width: u32, |
| height: u32, |
| format: u32, |
| flags: u32) |
| -> *mut gbm_surface; |
| pub fn gbm_surface_lock_front_buffer(surface: *mut gbm_surface) -> *mut gbm_bo; |
| pub fn gbm_surface_release_buffer(surface: *mut gbm_surface, bo: *mut gbm_bo); |
| pub fn gbm_surface_has_free_buffers(surface: *mut gbm_surface) -> c_int; |
| pub fn gbm_surface_destroy(surface: *mut gbm_surface); |
| } |