mirror of
https://github.com/Ed94/Odin.git
synced 2026-06-15 02:12:22 -07:00
Laytan Laats
99 lines
2.7 KiB
Odin
99 lines
2.7 KiB
Odin
//+build darwin
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package darwin
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import "core:runtime"
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foreign import core_foundation "system:CoreFoundation.framework"
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CFTypeRef :: distinct rawptr
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CFStringRef :: distinct CFTypeRef
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CFIndex :: int
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CFRange :: struct {
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location: CFIndex,
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length: CFIndex,
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}
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CFStringEncoding :: enum u32 {
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ASCII = 1,
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NEXTSTEP = 2,
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JapaneseEUC = 3,
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UTF8 = 4,
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ISOLatin1 = 5,
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Symbol = 6,
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NonLossyASCII = 7,
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ShiftJIS = 8,
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ISOLatin2 = 9,
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Unicode = 10,
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WindowsCP1251 = 11,
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WindowsCP1252 = 12,
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WindowsCP1253 = 13,
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WindowsCP1254 = 14,
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WindowsCP1250 = 15,
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ISO2022JP = 21,
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MacOSRoman = 30,
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UTF16 = Unicode,
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UTF16BigEndian = 0x90000100,
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UTF16LittleEndian = 0x94000100,
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UTF32 = 0x8c000100,
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UTF32BigEndian = 0x98000100,
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UTF32LittleEndian = 0x9c000100,
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}
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foreign core_foundation {
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// Copies the character contents of a string to a local C string buffer after converting the characters to a given encoding.
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CFStringGetCString :: proc(theString: CFStringRef, buffer: [^]byte, bufferSize: CFIndex, encoding: CFStringEncoding) -> Bool ---
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// Returns the number (in terms of UTF-16 code pairs) of Unicode characters in a string.
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CFStringGetLength :: proc(theString: CFStringRef) -> CFIndex ---
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// Returns the maximum number of bytes a string of a specified length (in Unicode characters) will take up if encoded in a specified encoding.
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CFStringGetMaximumSizeForEncoding :: proc(length: CFIndex, encoding: CFStringEncoding) -> CFIndex ---
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// Fetches a range of the characters from a string into a byte buffer after converting the characters to a specified encoding.
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CFStringGetBytes :: proc(
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thestring: CFStringRef,
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range: CFRange,
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encoding: CFStringEncoding,
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lossByte: u8,
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isExternalRepresentation: Bool,
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buffer: [^]byte,
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maxBufLen: CFIndex,
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usedBufLen: ^CFIndex,
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) -> CFIndex ---
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// Releases a Core Foundation object.
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@(link_name="CFRelease")
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_CFRelease :: proc(cf: CFTypeRef) ---
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}
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// Releases a Core Foundation object.
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CFRelease :: proc {
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CFReleaseString,
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}
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// Releases a Core Foundation string.
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CFReleaseString :: #force_inline proc(theString: CFStringRef) {
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_CFRelease(CFTypeRef(theString))
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}
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CFStringCopyToOdinString :: proc(theString: CFStringRef, allocator := context.allocator) -> (str: string, ok: bool) #optional_ok {
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length := CFStringGetLength(theString)
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max := CFStringGetMaximumSizeForEncoding(length, .UTF8)
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buf, err := make([]byte, max, allocator)
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if err != nil { return }
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raw_str := runtime.Raw_String{
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data = raw_data(buf),
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}
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CFStringGetBytes(theString, {0, length}, .UTF8, 0, false, raw_data(buf), max, &raw_str.len)
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return transmute(string)raw_str, true
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}
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