GetChars() [5/7]

unsafe override int System.Text.OSEncoding.GetChars ( byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex )

inline

Definition at line 163 of file OSEncoding.cs.

    {
        if (bytes == null || chars == null)
        {
            throw new ArgumentNullException((bytes == null) ? "bytes" : "chars", System.SR.ArgumentNull_Array);
        }
        if (byteIndex < 0 || byteCount < 0)
        {
            throw new ArgumentOutOfRangeException((byteIndex < 0) ? "byteIndex" : "byteCount", System.SR.ArgumentOutOfRange_NeedNonNegNum);
        }
        if (bytes.Length - byteIndex < byteCount)
        {
            throw new ArgumentOutOfRangeException("bytes", System.SR.ArgumentOutOfRange_IndexCountBuffer);
        }
        if (charIndex < 0 || charIndex > chars.Length)
        {
            throw new ArgumentOutOfRangeException("charIndex", System.SR.ArgumentOutOfRange_Index);
        }
        if (byteCount == 0)
        {
            return 0;
        }
        if (chars.Length == 0)
        {
            throw new ArgumentOutOfRangeException(System.SR.Argument_EncodingConversionOverflowChars);
        }
        fixed (byte* ptr = bytes)
        {
            fixed (char* ptr2 = &chars[0])
            {
                return MultiByteToWideChar(_codePage, ptr + byteIndex, byteCount, ptr2 + charIndex, chars.Length - charIndex);
            }
        }
    }

References System.Text.OSEncoding._codePage, System.SR.Argument_EncodingConversionOverflowChars, System.SR.ArgumentNull_Array, System.SR.ArgumentOutOfRange_Index, System.SR.ArgumentOutOfRange_IndexCountBuffer, System.SR.ArgumentOutOfRange_NeedNonNegNum, System.byteCount, System.byteIndex, System.bytes, System.charIndex, System.chars, and System.Text.OSEncoding.MultiByteToWideChar().