equalsConstantTime() — netty Function Reference

Architecture documentation for the equalsConstantTime() function in QpackUtil.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Buffer→ Allocators→ equalsConstantTime() — netty Function Reference

Dependency Diagram

graph TD
  36a18351_4778_e6c8_69fb_99bfe8984c70["equalsConstantTime()"]
  be173d53_8b5e_e8c7_536e_bb5840ee634a["QpackUtil"]
  36a18351_4778_e6c8_69fb_99bfe8984c70 -->|defined in| be173d53_8b5e_e8c7_536e_bb5840ee634a
  style 36a18351_4778_e6c8_69fb_99bfe8984c70 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http3/src/main/java/io/netty/handler/codec/http3/QpackUtil.java lines 135–147

    static int equalsConstantTime(CharSequence s1, CharSequence s2) {
        if (s1 instanceof AsciiString && s2 instanceof AsciiString) {
            if (s1.length() != s2.length()) {
                return 0;
            }
            AsciiString s1Ascii = (AsciiString) s1;
            AsciiString s2Ascii = (AsciiString) s2;
            return PlatformDependent.equalsConstantTime(s1Ascii.array(), s1Ascii.arrayOffset(),
                                                        s2Ascii.array(), s2Ascii.arrayOffset(), s1.length());
        }

        return ConstantTimeUtils.equalsConstantTime(s1, s2);
    }