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8219775: Certificate validation improvements

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Reviewed-by: ascarpino, ssahoo, skoivu
This commit is contained in:
Jamil Nimeh 2019-03-07 22:19:12 -08:00
parent e06d193456
commit 9785630af6
1 changed files with 32 additions and 28 deletions
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60
src/java.base/share/classes/sun/security/util/DerIndefLenConverter.java
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@ -94,37 +94,41 @@ class DerIndefLenConverter {
private void parseTag() throws IOException {
if (dataPos == dataSize)
return;
if (isEOC(data[dataPos]) && (data[dataPos + 1] == 0)) {
int numOfEncapsulatedLenBytes = 0;
Object elem = null;
int index;
for (index = ndefsList.size()-1; index >= 0; index--) {
// Determine the first element in the vector that does not
// have a matching EOC
elem = ndefsList.get(index);
if (elem instanceof Integer) {
break;
} else {
numOfEncapsulatedLenBytes += ((byte[])elem).length - 3;
try {
if (isEOC(data[dataPos]) && (data[dataPos + 1] == 0)) {
int numOfEncapsulatedLenBytes = 0;
Object elem = null;
int index;
for (index = ndefsList.size()-1; index >= 0; index--) {
// Determine the first element in the vector that does not
// have a matching EOC
elem = ndefsList.get(index);
if (elem instanceof Integer) {
break;
} else {
numOfEncapsulatedLenBytes += ((byte[])elem).length - 3;
}
}
}
if (index < 0) {
throw new IOException("EOC does not have matching " +
"indefinite-length tag");
}
int sectionLen = dataPos - ((Integer)elem).intValue() +
numOfEncapsulatedLenBytes;
byte[] sectionLenBytes = getLengthBytes(sectionLen);
ndefsList.set(index, sectionLenBytes);
unresolved--;
if (index < 0) {
throw new IOException("EOC does not have matching " +
"indefinite-length tag");
}
int sectionLen = dataPos - ((Integer)elem).intValue() +
numOfEncapsulatedLenBytes;
byte[] sectionLenBytes = getLengthBytes(sectionLen);
ndefsList.set(index, sectionLenBytes);
unresolved--;
// Add the number of bytes required to represent this section
// to the total number of length bytes,
// and subtract the indefinite-length tag (1 byte) and
// EOC bytes (2 bytes) for this section
numOfTotalLenBytes += (sectionLenBytes.length - 3);
// Add the number of bytes required to represent this section
// to the total number of length bytes,
// and subtract the indefinite-length tag (1 byte) and
// EOC bytes (2 bytes) for this section
numOfTotalLenBytes += (sectionLenBytes.length - 3);
}
dataPos++;
} catch (IndexOutOfBoundsException iobe) {
throw new IOException(iobe);
}
dataPos++;
}
/**