equalsConstantTime() — netty Function Reference

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

Function java Buffer Allocators

Entity Profile

Buffer→ Allocators→ equalsConstantTime() — netty Function Reference

Dependency Diagram

graph TD
  e8a7a453_077c_1dab_afb0_442edeb528e0["equalsConstantTime()"]
  d34f021b_b6ee_14c0_486a_f00e42203f5a["HpackUtil"]
  e8a7a453_077c_1dab_afb0_442edeb528e0 -->|defined in| d34f021b_b6ee_14c0_486a_f00e42203f5a
  style e8a7a453_077c_1dab_afb0_442edeb528e0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/main/java/io/netty/handler/codec/http2/HpackUtil.java lines 54–66

    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);
    }