110 lines
3.6 KiB
Java
110 lines
3.6 KiB
Java
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package org.bouncycastle.jcajce.provider.asymmetric.x509;
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import java.io.IOException;
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import java.io.InputStream;
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import org.bouncycastle.asn1.ASN1Sequence;
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import org.bouncycastle.util.encoders.Base64;
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/* loaded from: classes6.dex */
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class PEMUtil {
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private final String _footer1;
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private final String _footer2;
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private final String _header1;
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private final String _header2;
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/* JADX INFO: Access modifiers changed from: package-private */
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public ASN1Sequence readPEMObject(InputStream inputStream) throws IOException {
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String readLine;
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StringBuffer stringBuffer = new StringBuffer();
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do {
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readLine = readLine(inputStream);
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if (readLine == null || readLine.startsWith(this._header1)) {
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break;
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}
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} while (!readLine.startsWith(this._header2));
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while (true) {
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String readLine2 = readLine(inputStream);
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if (readLine2 == null || readLine2.startsWith(this._footer1) || readLine2.startsWith(this._footer2)) {
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break;
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}
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stringBuffer.append(readLine2);
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}
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if (stringBuffer.length() == 0) {
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return null;
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}
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try {
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return ASN1Sequence.getInstance(Base64.decode(stringBuffer.toString()));
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} catch (Exception unused) {
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throw new IOException("malformed PEM data encountered");
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}
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}
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/* JADX WARN: Code restructure failed: missing block: B:9:0x001e, code lost:
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if (r0.length() == 0) goto L29;
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*/
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/*
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Code decompiled incorrectly, please refer to instructions dump.
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To view partially-correct add '--show-bad-code' argument
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*/
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private java.lang.String readLine(java.io.InputStream r6) throws java.io.IOException {
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/*
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r5 = this;
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java.lang.StringBuffer r0 = new java.lang.StringBuffer
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r0.<init>()
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L5:
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int r1 = r6.read()
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r2 = 10
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r3 = 13
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if (r1 == r3) goto L18
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if (r1 == r2) goto L18
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if (r1 < 0) goto L18
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char r1 = (char) r1
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r0.append(r1)
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goto L5
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L18:
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if (r1 < 0) goto L20
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int r4 = r0.length()
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if (r4 == 0) goto L5
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L20:
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if (r1 >= 0) goto L24
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r6 = 0
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return r6
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L24:
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if (r1 != r3) goto L38
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r1 = 1
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r6.mark(r1)
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int r3 = r6.read()
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if (r3 != r2) goto L33
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r6.mark(r1)
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L33:
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if (r3 <= 0) goto L38
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r6.reset()
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L38:
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java.lang.String r6 = r0.toString()
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return r6
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*/
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throw new UnsupportedOperationException("Method not decompiled: org.bouncycastle.jcajce.provider.asymmetric.x509.PEMUtil.readLine(java.io.InputStream):java.lang.String");
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public PEMUtil(String str) {
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StringBuilder sb = new StringBuilder("-----BEGIN ");
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sb.append(str);
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sb.append("-----");
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this._header1 = sb.toString();
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StringBuilder sb2 = new StringBuilder("-----BEGIN X509 ");
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sb2.append(str);
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sb2.append("-----");
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this._header2 = sb2.toString();
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StringBuilder sb3 = new StringBuilder("-----END ");
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sb3.append(str);
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sb3.append("-----");
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this._footer1 = sb3.toString();
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StringBuilder sb4 = new StringBuilder("-----END X509 ");
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sb4.append(str);
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sb4.append("-----");
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this._footer2 = sb4.toString();
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}
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}
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