Struct objc2_foundation::NSMutableData

#[repr(C)]
pub struct NSMutableData { /* private fields */ }

Available on crate feature NSData only.

Implementations

impl NSMutableData

pub fn with_bytes(bytes: &[u8]) -> Retained<Self>

pub fn from_vec(bytes: Vec<u8>) -> Retained<Self>

Available on crate feature block2 only.

impl NSMutableData

pub fn bytes_mut(&mut self) -> &mut [u8]

pub fn extend_from_slice(&mut self, bytes: &[u8])

pub fn push(&mut self, byte: u8)

pub fn replace_range(&mut self, range: Range<usize>, bytes: &[u8])

Available on crate feature NSRange only.

pub fn set_bytes(&mut self, bytes: &[u8])

Available on crate feature NSRange only.

impl NSMutableData

Methods declared on superclass NSData

NSDataCreation

pub unsafe fn data() -> Retained<Self>

pub unsafe fn dataWithBytes_length( bytes: *mut c_void, length: NSUInteger ) -> Retained<Self>

pub unsafe fn dataWithBytesNoCopy_length( bytes: NonNull<c_void>, length: NSUInteger ) -> Retained<Self>

pub unsafe fn dataWithBytesNoCopy_length_freeWhenDone( bytes: NonNull<c_void>, length: NSUInteger, b: bool ) -> Retained<Self>

pub unsafe fn dataWithContentsOfFile_options_error( path: &NSString, read_options_mask: NSDataReadingOptions ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate features NSError and NSString only.

pub unsafe fn dataWithContentsOfURL_options_error( url: &NSURL, read_options_mask: NSDataReadingOptions ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate features NSError and NSURL only.

pub unsafe fn dataWithContentsOfFile(path: &NSString) -> Option<Retained<Self>>

Available on crate feature NSString only.

pub unsafe fn dataWithContentsOfURL(url: &NSURL) -> Option<Retained<Self>>

Available on crate feature NSURL only.

pub unsafe fn initWithBytes_length( this: Allocated<Self>, bytes: *mut c_void, length: NSUInteger ) -> Retained<Self>

pub unsafe fn initWithBytesNoCopy_length( this: Allocated<Self>, bytes: NonNull<c_void>, length: NSUInteger ) -> Retained<Self>

pub unsafe fn initWithBytesNoCopy_length_freeWhenDone( this: Allocated<Self>, bytes: NonNull<c_void>, length: NSUInteger, b: bool ) -> Retained<Self>

pub unsafe fn initWithBytesNoCopy_length_deallocator( this: Allocated<Self>, bytes: NonNull<c_void>, length: NSUInteger, deallocator: Option<&Block<dyn Fn(NonNull<c_void>, NSUInteger)>> ) -> Retained<Self>

Available on crate feature block2 only.

pub unsafe fn initWithContentsOfFile_options_error( this: Allocated<Self>, path: &NSString, read_options_mask: NSDataReadingOptions ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate features NSError and NSString only.

pub unsafe fn initWithContentsOfURL_options_error( this: Allocated<Self>, url: &NSURL, read_options_mask: NSDataReadingOptions ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate features NSError and NSURL only.

pub unsafe fn initWithContentsOfFile( this: Allocated<Self>, path: &NSString ) -> Option<Retained<Self>>

Available on crate feature NSString only.

pub unsafe fn initWithContentsOfURL( this: Allocated<Self>, url: &NSURL ) -> Option<Retained<Self>>

Available on crate feature NSURL only.

pub unsafe fn initWithData( this: Allocated<Self>, data: &NSData ) -> Retained<Self>

pub fn dataWithData(data: &NSData) -> Retained<Self>

impl NSMutableData

Methods declared on superclass NSData

NSDataBase64Encoding

pub unsafe fn initWithBase64EncodedString_options( this: Allocated<Self>, base64_string: &NSString, options: NSDataBase64DecodingOptions ) -> Option<Retained<Self>>

Available on crate feature NSString only.

pub unsafe fn initWithBase64EncodedData_options( this: Allocated<Self>, base64_data: &NSData, options: NSDataBase64DecodingOptions ) -> Option<Retained<Self>>

impl NSMutableData

Methods declared on superclass NSData

NSDeprecated

pub unsafe fn initWithContentsOfMappedFile( this: Allocated<Self>, path: &NSString ) -> Option<Retained<Self>>

👎Deprecated: Use -initWithContentsOfURL:options:error: and NSDataReadingMappedIfSafe or NSDataReadingMappedAlways instead.

Available on crate feature NSString only.

pub unsafe fn initWithBase64Encoding( this: Allocated<Self>, base64_string: &NSString ) -> Option<Retained<Self>>

👎Deprecated: Use initWithBase64EncodedString:options: instead

Available on crate feature NSString only.

impl NSMutableData

pub fn setLength(&mut self, length: NSUInteger)

impl NSMutableData

Methods declared on superclass NSObject

pub fn init(this: Allocated<Self>) -> Retained<Self>

pub fn new() -> Retained<Self>

impl NSMutableData

NSExtendedMutableData

pub unsafe fn appendBytes_length( &mut self, bytes: NonNull<c_void>, length: NSUInteger )

pub unsafe fn appendData(&mut self, other: &NSData)

pub unsafe fn increaseLengthBy(&mut self, extra_length: NSUInteger)

pub unsafe fn replaceBytesInRange_withBytes( &mut self, range: NSRange, bytes: NonNull<c_void> )

Available on crate feature NSRange only.

pub unsafe fn resetBytesInRange(&mut self, range: NSRange)

Available on crate feature NSRange only.

pub unsafe fn setData(&mut self, data: &NSData)

pub unsafe fn replaceBytesInRange_withBytes_length( &mut self, range: NSRange, replacement_bytes: *mut c_void, replacement_length: NSUInteger )

Available on crate feature NSRange only.

impl NSMutableData

NSMutableDataCreation

pub fn dataWithCapacity(a_num_items: NSUInteger) -> Option<Retained<Self>>

pub unsafe fn dataWithLength(length: NSUInteger) -> Option<Retained<Self>>

pub fn initWithCapacity( this: Allocated<Self>, capacity: NSUInteger ) -> Option<Retained<Self>>

pub unsafe fn initWithLength( this: Allocated<Self>, length: NSUInteger ) -> Option<Retained<Self>>

impl NSMutableData

NSMutableDataCompression

pub unsafe fn decompressUsingAlgorithm_error( &mut self, algorithm: NSDataCompressionAlgorithm ) -> Result<(), Retained<NSError>>

Available on crate feature NSError only.

pub unsafe fn compressUsingAlgorithm_error( &mut self, algorithm: NSDataCompressionAlgorithm ) -> Result<(), Retained<NSError>>

Available on crate feature NSError only.

Methods from Deref<Target = NSData>

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn bytes(&self) -> &[u8]

pub fn length(&self) -> NSUInteger

pub unsafe fn description(&self) -> Retained<NSString>

Available on crate feature NSString only.

pub unsafe fn getBytes_length( &self, buffer: NonNull<c_void>, length: NSUInteger )

pub unsafe fn getBytes_range(&self, buffer: NonNull<c_void>, range: NSRange)

Available on crate feature NSRange only.

pub unsafe fn isEqualToData(&self, other: &NSData) -> bool

pub unsafe fn subdataWithRange(&self, range: NSRange) -> Retained<NSData>

Available on crate feature NSRange only.

pub unsafe fn writeToFile_atomically( &self, path: &NSString, use_auxiliary_file: bool ) -> bool

Available on crate feature NSString only.

pub unsafe fn writeToURL_atomically( &self, url: &NSURL, atomically: bool ) -> bool

Available on crate feature NSURL only.

pub unsafe fn writeToFile_options_error( &self, path: &NSString, write_options_mask: NSDataWritingOptions ) -> Result<(), Retained<NSError>>

Available on crate features NSError and NSString only.

pub unsafe fn writeToURL_options_error( &self, url: &NSURL, write_options_mask: NSDataWritingOptions ) -> Result<(), Retained<NSError>>

Available on crate features NSError and NSURL only.

pub unsafe fn rangeOfData_options_range( &self, data_to_find: &NSData, mask: NSDataSearchOptions, search_range: NSRange ) -> NSRange

Available on crate feature NSRange only.

pub unsafe fn enumerateByteRangesUsingBlock( &self, block: &Block<dyn Fn(NonNull<c_void>, NSRange, NonNull<Bool>) + '_> )

Available on crate features NSRange and block2 only.

pub unsafe fn base64EncodedStringWithOptions( &self, options: NSDataBase64EncodingOptions ) -> Retained<NSString>

Available on crate feature NSString only.

pub unsafe fn base64EncodedDataWithOptions( &self, options: NSDataBase64EncodingOptions ) -> Retained<NSData>

pub unsafe fn decompressedDataUsingAlgorithm_error( &self, algorithm: NSDataCompressionAlgorithm ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate feature NSError only.

pub unsafe fn compressedDataUsingAlgorithm_error( &self, algorithm: NSDataCompressionAlgorithm ) -> Result<Retained<Self>, Retained<NSError>>

Available on crate feature NSError only.

pub unsafe fn getBytes(&self, buffer: NonNull<c_void>)

👎Deprecated: This method is unsafe because it could potentially cause buffer overruns. Use -getBytes:length: instead.

pub unsafe fn base64Encoding(&self) -> Retained<NSString>

👎Deprecated: Use base64EncodedStringWithOptions: instead

Available on crate feature NSString only.

Methods from Deref<Target = NSObject>

pub fn doesNotRecognizeSelector(&self, sel: Sel) -> !

Handle messages the object doesn’t recognize.

See Apple’s documentation for details.

Methods from Deref<Target = AnyObject>

pub fn class(&self) -> &'static AnyClass

Dynamically find the class of this object.

Example

Check that an instance of NSObject has the precise class NSObject.

use objc2::ClassType;
use objc2::runtime::NSObject;

let obj = NSObject::new();
assert_eq!(obj.class(), NSObject::class());

pub unsafe fn get_ivar<T>(&self, name: &str) -> &T

where T: Encode,

👎Deprecated: this is difficult to use correctly, use Ivar::load instead.

Use Ivar::load instead.

Safety

The object must have an instance variable with the given name, and it must be of type T.

See Ivar::load_ptr for details surrounding this.

pub unsafe fn get_mut_ivar<T>(&mut self, name: &str) -> &mut T

where T: Encode,

👎Deprecated: this is difficult to use correctly, use Ivar::load_mut instead.

Use Ivar::load_mut instead.

Safety

The object must have an instance variable with the given name, and it must be of type T.

See Ivar::load_ptr for details surrounding this.

Trait Implementations

impl AsMut<[u8]> for NSMutableData

fn as_mut(&mut self) -> &mut [u8]

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<AnyObject> for NSMutableData

fn as_mut(&mut self) -> &mut AnyObject

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<NSData> for NSMutableData

fn as_mut(&mut self) -> &mut NSData

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<NSMutableData> for NSMutableData

fn as_mut(&mut self) -> &mut Self

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<NSMutableData> for NSPurgeableData

fn as_mut(&mut self) -> &mut NSMutableData

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<NSObject> for NSMutableData

fn as_mut(&mut self) -> &mut NSObject

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsRef<[u8]> for NSMutableData

fn as_ref(&self) -> &[u8]

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<AnyObject> for NSMutableData

fn as_ref(&self) -> &AnyObject

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<NSData> for NSMutableData

fn as_ref(&self) -> &NSData

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<NSMutableData> for NSMutableData

fn as_ref(&self) -> &Self

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<NSMutableData> for NSPurgeableData

fn as_ref(&self) -> &NSMutableData

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<NSObject> for NSMutableData

fn as_ref(&self) -> &NSObject

Converts this type into a shared reference of the (usually inferred) input type.

impl Borrow<AnyObject> for NSMutableData

fn borrow(&self) -> &AnyObject

Immutably borrows from an owned value.

impl Borrow<NSData> for NSMutableData

fn borrow(&self) -> &NSData

Immutably borrows from an owned value.

impl Borrow<NSMutableData> for NSPurgeableData

fn borrow(&self) -> &NSMutableData

Immutably borrows from an owned value.

impl Borrow<NSObject> for NSMutableData

fn borrow(&self) -> &NSObject

Immutably borrows from an owned value.

impl BorrowMut<AnyObject> for NSMutableData

fn borrow_mut(&mut self) -> &mut AnyObject

Mutably borrows from an owned value.

impl BorrowMut<NSData> for NSMutableData

fn borrow_mut(&mut self) -> &mut NSData

Mutably borrows from an owned value.

impl BorrowMut<NSMutableData> for NSPurgeableData

fn borrow_mut(&mut self) -> &mut NSMutableData

Mutably borrows from an owned value.

impl BorrowMut<NSObject> for NSMutableData

fn borrow_mut(&mut self) -> &mut NSObject

Mutably borrows from an owned value.

impl ClassType for NSMutableData

type Super = NSData

The superclass of this class.

type Mutability = MutableWithImmutableSuperclass<NSData>

Whether the type is mutable or immutable.

const NAME: &'static str = "NSMutableData"

The name of the Objective-C class that this type represents.

fn class() -> &'static AnyClass

Get a reference to the Objective-C class that this type represents.

fn as_super(&self) -> &Self::Super

Get an immutable reference to the superclass.

fn as_super_mut(&mut self) -> &mut Self::Super

Get a mutable reference to the superclass.

fn alloc() -> Allocated<Self>

where Self: Sized + IsAllocableAnyThread,

Allocate a new instance of the class.

impl Debug for NSMutableData

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl DefaultRetained for NSMutableData

fn default_id() -> Retained<Self>

The default Retained for a type.

fn default_retained() -> Retained<Self>

The default Retained for a type.

impl Deref for NSMutableData

type Target = NSData

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl DerefMut for NSMutableData

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl<'a> Extend<&'a u8> for NSMutableData

fn extend<T: IntoIterator<Item = &'a u8>>(&mut self, iter: T)

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl Extend<u8> for NSMutableData

fn extend<T: IntoIterator<Item = u8>>(&mut self, iter: T)

You should use extend_from_slice whenever possible, it is more performant.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl Hash for NSMutableData

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<I: SliceIndex<[u8]>> Index<I> for NSMutableData

type Output = <I as SliceIndex<[u8]>>::Output

The returned type after indexing.

fn index(&self, index: I) -> &Self::Output

Performs the indexing (container[index]) operation.

impl<I: SliceIndex<[u8]>> IndexMut<I> for NSMutableData

fn index_mut(&mut self, index: I) -> &mut Self::Output

Performs the mutable indexing (container[index]) operation.

impl<'a> IntoIterator for &'a NSMutableData

type Item = &'a u8

The type of the elements being iterated over.

type IntoIter = Iter<'a, u8>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<'a> IntoIterator for &'a mut NSMutableData

type Item = &'a mut u8

The type of the elements being iterated over.

type IntoIter = IterMut<'a, u8>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl NSCoding for NSMutableData

Available on crate feature NSObject only.

unsafe fn encodeWithCoder(&self, coder: &NSCoder)

where Self: Sized + Message,

Available on crate feature NSCoder only.

unsafe fn initWithCoder( this: Allocated<Self>, coder: &NSCoder ) -> Option<Retained<Self>>

where Self: Sized + Message,

Available on crate feature NSCoder only.

impl NSCopying for NSMutableData

Available on crate feature NSObject only.

fn copy(&self) -> Retained<Self::Immutable>

where Self: Sized + Message + CounterpartOrSelf,

Returns a new instance that’s a copy of the receiver.

unsafe fn copyWithZone(&self, zone: *mut NSZone) -> Retained<Self::Immutable>

where Self: Sized + Message + CounterpartOrSelf,

Available on crate feature NSZone only.

Returns a new instance that’s a copy of the receiver.

impl NSMutableCopying for NSMutableData

Available on crate feature NSObject only.

fn mutableCopy(&self) -> Retained<Self::Mutable>

where Self: Sized + Message + CounterpartOrSelf,

Returns a new instance that’s a mutable copy of the receiver.

unsafe fn mutableCopyWithZone( &self, zone: *mut NSZone ) -> Retained<Self::Mutable>

where Self: Sized + Message + CounterpartOrSelf,

Available on crate feature NSZone only.

Returns a new instance that’s a mutable copy of the receiver.

impl NSObjectProtocol for NSMutableData

fn isEqual(&self, other: &AnyObject) -> bool

where Self: Sized + Message,

Check whether the object is equal to an arbitrary other object.

fn hash(&self) -> usize

where Self: Sized + Message,

An integer that can be used as a table address in a hash table structure.

fn isKindOfClass(&self, cls: &AnyClass) -> bool

where Self: Sized + Message,

Check if the object is an instance of the class, or one of its subclasses.

fn is_kind_of<T>(&self) -> bool

where T: ClassType, Self: Sized + Message,

Check if the object is an instance of the class type, or one of its subclasses.

fn isMemberOfClass(&self, cls: &AnyClass) -> bool

where Self: Sized + Message,

Check if the object is an instance of a specific class, without checking subclasses.

fn respondsToSelector(&self, aSelector: Sel) -> bool

where Self: Sized + Message,

Check whether the object implements or inherits a method with the given selector.

fn conformsToProtocol(&self, aProtocol: &AnyProtocol) -> bool

where Self: Sized + Message,

Check whether the object conforms to a given protocol.

fn description(&self) -> Retained<NSObject>

where Self: Sized + Message,

A textual representation of the object.

fn debugDescription(&self) -> Retained<NSObject>

where Self: Sized + Message,

A textual representation of the object to use when debugging.

fn isProxy(&self) -> bool

where Self: Sized + Message,

Check whether the receiver is a subclass of the NSProxy root class instead of the usual NSObject.

fn retainCount(&self) -> usize

where Self: Sized + Message,

The reference count of the object.

impl NSSecureCoding for NSMutableData

Available on crate feature NSObject only.

unsafe fn supportsSecureCoding() -> bool

where Self: Sized + ClassType,

impl PartialEq for NSMutableData

fn eq(&self, other: &NSMutableData) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl RefEncode for NSMutableData

const ENCODING_REF: Encoding = <NSData as ::objc2::RefEncode>::ENCODING_REF

The Objective-C type-encoding for a reference of this type.

impl RetainedFromIterator<u8> for NSMutableData

Available on crate feature block2 only.

fn id_from_iter<I: IntoIterator<Item = u8>>(iter: I) -> Retained<Self>

Creates an Retained from an iterator.

fn retained_from_iter<I>(iter: I) -> Retained<Self>

where I: IntoIterator<Item = T>,

Creates an Retained from an iterator.

impl ToOwned for NSMutableData

Available on crate feature NSObject only.

type Owned = Retained<NSMutableData>

The resulting type after obtaining ownership.

fn to_owned(&self) -> Self::Owned

Creates owned data from borrowed data, usually by cloning.

fn clone_into(&self, target: &mut Self::Owned)

Uses borrowed data to replace owned data, usually by cloning.

impl Write for NSMutableData

fn write(&mut self, buf: &[u8]) -> Result<usize>

Write a buffer into this writer, returning how many bytes were written.

fn write_all(&mut self, buf: &[u8]) -> Result<()>

Attempts to write an entire buffer into this writer.

fn flush(&mut self) -> Result<()>

Flush this output stream, ensuring that all intermediately buffered contents reach their destination.

fn write_vectored(&mut self, bufs: &[IoSlice<'_>]) -> Result<usize, Error>

Like write, except that it writes from a slice of buffers.

fn is_write_vectored(&self) -> bool

🔬This is a nightly-only experimental API. (can_vector)

Determines if this Writer has an efficient write_vectored implementation.

fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>

🔬This is a nightly-only experimental API. (write_all_vectored)

Attempts to write multiple buffers into this writer.

fn write_fmt(&mut self, fmt: Arguments<'_>) -> Result<(), Error>

Writes a formatted string into this writer, returning any error encountered.

fn by_ref(&mut self) -> &mut Self

where Self: Sized,

Creates a “by reference” adapter for this instance of Write.

impl Eq for NSMutableData

impl Message for NSMutableData

impl StructuralPartialEq for NSMutableData