feat(ppclock): 倒计时前缀文字位图（clock 拆包/calendar 990 序列）+ CLI --prefix/--show-calendar，102 测试全绿

analysis/apk/decomp/z7_h0.java

@@ -0,0 +1,74 @@
+package z7;
+public final class h0 {
+    public final byte[] a;
+    public final int b;
+    public final int c;
+
+    public h0(byte[] p4, int p5, int p6)
+    {
+        if ((p6 & 4) != 0) {
+            p5 = 20;
+        }
+        kotlin.jvm.internal.s.f(p4, "rawBytes");
+        int v0_2 = 0;
+        int v1_1 = 0;
+        while (v0_2 < p4.length) {
+            v1_1 ^= (p4[v0_2] & 255);
+            v0_2++;
+        }
+        int v6_2 = ((byte) v1_1);
+        int v0_0 = p4.length;
+        byte[] v4_1 = java.util.Arrays.copyOf(p4, (v0_0 + 1));
+        v4_1[v0_0] = v6_2;
+        this.a = v4_1;
+        int v6_4 = Math.max(240, p5);
+        if (v6_4 > v4_1.length) {
+            v6_4 = v4_1.length;
+        }
+        if (p5 > v6_4) {
+            p5 = v6_4;
+        }
+        this.c = p5;
+        this.b = v6_4;
+        return;
+    }
+
+    public final java.util.ArrayList a(int p5)
+    {
+        java.util.ArrayList v0_0 = this.b;
+        byte[] v5_1 = (p5 * v0_0);
+        int v1_2 = this.a;
+        byte[] v5_2 = q6.n.k0(v1_2, v5_1, Math.min((v0_0 + v5_1), v1_2.length));
+        java.util.ArrayList v0_1 = new java.util.ArrayList();
+        int v1_0 = 0;
+        while (v1_0 < v5_2.length) {
+            int v2_2 = (this.c + v1_0);
+            v0_1.add(q6.n.k0(v5_2, v1_0, Math.min(v2_2, v5_2.length)));
+            v1_0 = v2_2;
+        }
+        return v0_1;
+    }
+
+    public final String b()
+    {
+        String v1_0 = this.a;
+        kotlin.jvm.internal.s.f(v1_0, "<this>");
+        if (v1_0.length == 0) {
+            throw new java.util.NoSuchElementException("Array is empty.");
+        } else {
+            java.util.NoSuchElementException v0_3 = (v1_0[(v1_0.length - 1)] & 255);
+            c7.a.l(16);
+            java.util.NoSuchElementException v0_4 = Integer.toString(v0_3, 16);
+            kotlin.jvm.internal.s.e(v0_4, "toString(...)");
+            java.util.NoSuchElementException v0_5 = v0_4.toUpperCase(java.util.Locale.ROOT);
+            kotlin.jvm.internal.s.e(v0_5, "toUpperCase(...)");
+            return p.p1.j("0x", i7.i.B0(2, v0_5));
+        }
+    }
+
+    public final int c()
+    {
+        int v1 = this.b;
+        return (((this.a.length + v1) - 1) / v1);
+    }
+}