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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/rust/core-foundation-sys/src/base.rs | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/core-foundation-sys/src/base.rs')
-rw-r--r-- | third_party/rust/core-foundation-sys/src/base.rs | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/third_party/rust/core-foundation-sys/src/base.rs b/third_party/rust/core-foundation-sys/src/base.rs new file mode 100644 index 0000000000..52a166fdf6 --- /dev/null +++ b/third_party/rust/core-foundation-sys/src/base.rs @@ -0,0 +1,157 @@ +// Copyright 2013-2015 The Servo Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +use std::cmp::Ordering; +use std::os::raw::{c_uint, c_void, c_int}; +use string::CFStringRef; + +pub type Boolean = u8; +pub type mach_port_t = c_uint; +pub type CFAllocatorRef = *const c_void; +pub type CFNullRef = *const c_void; +pub type CFTypeRef = *const c_void; +pub type OSStatus = i32; +pub type SInt32 = c_int; +pub type CFTypeID = usize; +pub type CFOptionFlags = usize; +pub type CFHashCode = usize; +pub type CFIndex = isize; + +#[repr(isize)] +#[derive(Clone, Copy, Debug, PartialEq)] +pub enum CFComparisonResult { + LessThan = -1, + EqualTo = 0, + GreaterThan = 1, +} + +impl Into<Ordering> for CFComparisonResult { + fn into(self) -> Ordering { + match self { + CFComparisonResult::LessThan => Ordering::Less, + CFComparisonResult::EqualTo => Ordering::Equal, + CFComparisonResult::GreaterThan => Ordering::Greater + } + } +} + +#[repr(C)] +#[derive(Clone, Copy)] +pub struct CFRange { + pub location: CFIndex, + pub length: CFIndex +} + +// for back-compat +impl CFRange { + pub fn init(location: CFIndex, length: CFIndex) -> CFRange { + CFRange { + location: location, + length: length, + } + } +} + +pub type CFAllocatorRetainCallBack = extern "C" fn(info: *mut c_void) -> *mut c_void; +pub type CFAllocatorReleaseCallBack = extern "C" fn(info: *mut c_void); +pub type CFAllocatorCopyDescriptionCallBack = extern "C" fn(info: *mut c_void) -> CFStringRef; +pub type CFAllocatorAllocateCallBack = extern "C" fn(allocSize: CFIndex, hint: CFOptionFlags, info: *mut c_void) -> *mut c_void; +pub type CFAllocatorReallocateCallBack = extern "C" fn(ptr: *mut c_void, newsize: CFIndex, hint: CFOptionFlags, info: *mut c_void) -> *mut c_void; +pub type CFAllocatorDeallocateCallBack = extern "C" fn(ptr: *mut c_void, info: *mut c_void); +pub type CFAllocatorPreferredSizeCallBack = extern "C" fn(size: CFIndex, hint: CFOptionFlags, info: *mut c_void) -> CFIndex; + +#[repr(C)] +#[derive(Clone, Copy)] +pub struct CFAllocatorContext { + pub version: CFIndex, + pub info: *mut c_void, + pub retain: Option<CFAllocatorRetainCallBack>, + pub release: Option<CFAllocatorReleaseCallBack>, + pub copyDescription: Option<CFAllocatorCopyDescriptionCallBack>, + pub allocate: Option<CFAllocatorAllocateCallBack>, + pub reallocate: Option<CFAllocatorReallocateCallBack>, + pub deallocate: Option<CFAllocatorDeallocateCallBack>, + pub preferredSize: Option<CFAllocatorPreferredSizeCallBack> +} + +/// Trait for all types which are Core Foundation reference types. +pub trait TCFTypeRef { + fn as_void_ptr(&self) -> *const c_void; + + unsafe fn from_void_ptr(ptr: *const c_void) -> Self; +} + +impl<T> TCFTypeRef for *const T { + fn as_void_ptr(&self) -> *const c_void { + (*self) as *const c_void + } + + unsafe fn from_void_ptr(ptr: *const c_void) -> Self { + ptr as *const T + } +} + +impl<T> TCFTypeRef for *mut T { + fn as_void_ptr(&self) -> *const c_void { + (*self) as *const T as *const c_void + } + + unsafe fn from_void_ptr(ptr: *const c_void) -> Self { + ptr as *const T as *mut T + } +} + +/// Constant used by some functions to indicate failed searches. +pub static kCFNotFound: CFIndex = -1; + +extern { + /* + * CFBase.h + */ + + /* CFAllocator Reference */ + + pub static kCFAllocatorDefault: CFAllocatorRef; + pub static kCFAllocatorSystemDefault: CFAllocatorRef; + pub static kCFAllocatorMalloc: CFAllocatorRef; + pub static kCFAllocatorMallocZone: CFAllocatorRef; + pub static kCFAllocatorNull: CFAllocatorRef; + pub static kCFAllocatorUseContext: CFAllocatorRef; + + pub fn CFAllocatorCreate(allocator: CFAllocatorRef, context: *mut CFAllocatorContext) -> CFAllocatorRef; + pub fn CFAllocatorAllocate(allocator: CFAllocatorRef, size: CFIndex, hint: CFOptionFlags) -> *mut c_void; + pub fn CFAllocatorDeallocate(allocator: CFAllocatorRef, ptr: *mut c_void); + pub fn CFAllocatorGetPreferredSizeForSize(allocator: CFAllocatorRef, size: CFIndex, hint: CFOptionFlags) -> CFIndex; + pub fn CFAllocatorReallocate(allocator: CFAllocatorRef, ptr: *mut c_void, newsize: CFIndex, hint: CFOptionFlags) -> *mut c_void; + pub fn CFAllocatorGetDefault() -> CFAllocatorRef; + pub fn CFAllocatorSetDefault(allocator: CFAllocatorRef); + pub fn CFAllocatorGetContext(allocator: CFAllocatorRef, context: *mut CFAllocatorContext); + pub fn CFAllocatorGetTypeID() -> CFTypeID; + + /* CFNull Reference */ + + pub static kCFNull: CFNullRef; + + /* CFType Reference */ + + //fn CFCopyTypeIDDescription + //fn CFGetAllocator + pub fn CFCopyDescription(cf: CFTypeRef) -> CFStringRef; + pub fn CFEqual(cf1: CFTypeRef, cf2: CFTypeRef) -> Boolean; + pub fn CFGetRetainCount(cf: CFTypeRef) -> CFIndex; + pub fn CFGetTypeID(cf: CFTypeRef) -> CFTypeID; + pub fn CFHash(cf: CFTypeRef) -> CFHashCode; + //fn CFMakeCollectable + pub fn CFRelease(cf: CFTypeRef); + pub fn CFRetain(cf: CFTypeRef) -> CFTypeRef; + pub fn CFShow(obj: CFTypeRef); + + /* Base Utilities Reference */ + // N.B. Some things missing here. +} |