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-rw-r--r--net/base/dns_util.h1
-rw-r--r--net/base/dnssec_chain_verifier.cc89
-rw-r--r--net/base/dnssec_chain_verifier.h9
-rw-r--r--net/base/dnssec_unittest.cc205
-rw-r--r--net/net.gyp10
-rw-r--r--net/socket/ssl_client_socket_nss.cc10
-rw-r--r--net/tools/dnssec_chain_verify/dnssec_chain_verify.cc108
7 files changed, 399 insertions, 33 deletions
diff --git a/net/base/dns_util.h b/net/base/dns_util.h
index 78dca47..c91587d 100644
--- a/net/base/dns_util.h
+++ b/net/base/dns_util.h
@@ -29,6 +29,7 @@ std::string TrimEndingDot(const std::string& host);
// DNS resource record types. See
// http://www.iana.org/assignments/dns-parameters
+static const uint16 kDNS_CNAME = 5;
static const uint16 kDNS_TXT = 16;
static const uint16 kDNS_CERT = 37;
static const uint16 kDNS_DS = 43;
diff --git a/net/base/dnssec_chain_verifier.cc b/net/base/dnssec_chain_verifier.cc
index 711c17e..a32c683 100644
--- a/net/base/dnssec_chain_verifier.cc
+++ b/net/base/dnssec_chain_verifier.cc
@@ -146,6 +146,7 @@ DNSSECChainVerifier::DNSSECChainVerifier(const std::string& target,
chain_(chain),
ignore_timestamps_(false),
valid_(false),
+ already_entered_zone_(false),
rrtype_(0) {
}
@@ -184,9 +185,13 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::Verify() {
break;
}
- err = EnterZone(next_name);
- if (err != OK)
- return err;
+ if (already_entered_zone_) {
+ already_entered_zone_ = false;
+ } else {
+ err = EnterZone(next_name);
+ if (err != OK)
+ return err;
+ }
}
return OK;
@@ -453,6 +458,19 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::EnterZone(
return OK;
}
+// CountLabels returns the number of DNS labels in |a|, which must be in DNS,
+// length-prefixed form.
+static unsigned CountLabels(base::StringPiece a) {
+ for (unsigned c = 0;; c++) {
+ if (!a.size())
+ return c;
+ uint8 label_len = a.data()[0];
+ a.remove_prefix(1);
+ DCHECK_GE(a.size(), label_len);
+ a.remove_prefix(label_len);
+ }
+}
+
// LeaveZone transitions out of the current zone, either by following DS
// records to validate the entry key of the next zone, or because the final
// resource records are given.
@@ -472,10 +490,11 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::LeaveZone(
if (rrtype == kDNS_DS) {
err = ReadDSSet(&rrdatas, *next_name);
- } else if (rrtype == kDNS_CERT) {
- err = ReadCERTs(&rrdatas);
+ } else if (rrtype == kDNS_CERT || rrtype == kDNS_TXT) {
+ err = ReadGenericRRs(&rrdatas);
+ } else if (rrtype == kDNS_CNAME) {
+ err = ReadCNAME(&rrdatas);
} else {
- // TODO(agl): add CNAME support.
return UNKNOWN_TERMINAL_RRTYPE;
}
if (err != OK)
@@ -491,7 +510,7 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::LeaveZone(
// 'closer' to the target than the current zone.
if (MatchingLabels(target_, *next_name) <= current_zone_->matching_labels)
return OFF_COURSE;
- } else if (rrtype == kDNS_CERT) {
+ } else if (rrtype == kDNS_CERT || rrtype == kDNS_TXT) {
// If this is the final entry in the chain then the name must match target_
if (next_name->size() != target_.size() ||
memcmp(next_name->data(), target_.data(), target_.size())) {
@@ -500,6 +519,28 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::LeaveZone(
rrdatas_ = rrdatas;
valid_ = true;
rrtype_ = rrtype;
+ } else if (rrtype == kDNS_CNAME) {
+ // A CNAME must match the current target. Then we update the current target
+ // and unwind the chain to the closest common ancestor.
+ if (next_name->size() != target_.size() ||
+ memcmp(next_name->data(), target_.data(), target_.size())) {
+ return BAD_TARGET;
+ }
+ DCHECK_EQ(1u, rrdatas.size());
+ target_ = rrdatas[0].as_string();
+ // We unwind the zones until the current zone is a (non-strict) subset of
+ // the new target.
+ while (MatchingLabels(target_, current_zone_->name) <
+ CountLabels(current_zone_->name)) {
+ Zone* prev = current_zone_->prev;
+ delete current_zone_;
+ current_zone_ = prev;
+ if (!current_zone_) {
+ NOTREACHED();
+ return BAD_DATA;
+ }
+ }
+ already_entered_zone_ = true;
} else {
NOTREACHED();
return UNKNOWN_TERMINAL_RRTYPE;
@@ -581,14 +622,14 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::ReadDSSet(
return OK;
}
-DNSSECChainVerifier::Error DNSSECChainVerifier::ReadCERTs(
+DNSSECChainVerifier::Error DNSSECChainVerifier::ReadGenericRRs(
std::vector<base::StringPiece>* rrdatas) {
- uint8 num_certs;
- if (!U8(&num_certs))
+ uint8 num_rrs;
+ if (!U8(&num_rrs))
return BAD_DATA;
- rrdatas->resize(num_certs);
+ rrdatas->resize(num_rrs);
- for (unsigned i = 0; i < num_certs; i++) {
+ for (unsigned i = 0; i < num_rrs; i++) {
base::StringPiece rrdata;
if (!VariableLength16(&rrdata))
return BAD_DATA;
@@ -598,6 +639,17 @@ DNSSECChainVerifier::Error DNSSECChainVerifier::ReadCERTs(
return OK;
}
+DNSSECChainVerifier::Error DNSSECChainVerifier::ReadCNAME(
+ std::vector<base::StringPiece>* rrdatas) {
+ base::StringPiece name;
+ if (!ReadName(&name))
+ return BAD_DATA;
+
+ rrdatas->resize(1);
+ (*rrdatas)[0] = name;
+ return OK;
+}
+
// static
std::map<std::string, std::string>
DNSSECChainVerifier::ParseTLSTXTRecord(base::StringPiece rrdata) {
@@ -687,19 +739,6 @@ DNSSECChainVerifier::ParseTLSTXTRecord(base::StringPiece rrdata) {
return ret;
}
-// CountLabels returns the number of DNS labels in |a|, which must be in DNS,
-// length-prefixed form.
-static unsigned CountLabels(base::StringPiece a) {
- for (unsigned c = 0;; c++) {
- if (!a.size())
- return c;
- uint8 label_len = a.data()[0];
- a.remove_prefix(1);
- DCHECK_GE(a.size(), label_len);
- a.remove_prefix(label_len);
- }
-}
-
// RemoveLeadingLabel removes the first label from |a|, which must be in DNS,
// length-prefixed form.
static void RemoveLeadingLabel(base::StringPiece* a) {
diff --git a/net/base/dnssec_chain_verifier.h b/net/base/dnssec_chain_verifier.h
index 096dea1..d896c6c 100644
--- a/net/base/dnssec_chain_verifier.h
+++ b/net/base/dnssec_chain_verifier.h
@@ -96,14 +96,17 @@ class DNSSECChainVerifier {
Error LeaveZone(base::StringPiece* next_name);
Error ReadDSSet(std::vector<base::StringPiece>*,
const base::StringPiece& next_name);
- Error ReadCERTs(std::vector<base::StringPiece>*);
-
+ Error ReadGenericRRs(std::vector<base::StringPiece>*);
+ Error ReadCNAME(std::vector<base::StringPiece>*);
Zone* current_zone_;
- const std::string target_;
+ std::string target_;
base::StringPiece chain_;
bool ignore_timestamps_;
bool valid_;
+ // already_entered_zone_ is set to true when we unwind a Zone chain and start
+ // off from a point where we have already entered a zone.
+ bool already_entered_zone_;
uint16 rrtype_;
std::vector<base::StringPiece> rrdatas_;
// A list of pointers which need to be free()ed on destruction.
diff --git a/net/base/dnssec_unittest.cc b/net/base/dnssec_unittest.cc
index 4181e09..f95c771 100644
--- a/net/base/dnssec_unittest.cc
+++ b/net/base/dnssec_unittest.cc
@@ -359,6 +359,202 @@ static const unsigned char kChain[] = {
0xeb, 0xdd, 0xe5, 0xc7, 0x1d, 0x16, 0xa2, 0x45, 0x1c,
};
+// kCNAMEChain is a chain which proves that www.dnssec-exp.org is a CNAME to
+// dnssec-exp.org and then proves a TXT record on dnssec-exp.org.
+static const unsigned char kCNAMEChain[] = {
+ 0x4a, 0x5c, 0x01, 0x01, 0x10, 0x08, 0x00, 0x00, 0x01, 0x51, 0x80, 0x4c, 0x8e,
+ 0xba, 0xff, 0x4c, 0x7a, 0xf4, 0x80, 0x4a, 0x5c, 0x6d, 0xe6, 0xa7, 0xaa, 0x97,
+ 0xca, 0x48, 0x4a, 0x49, 0xbb, 0xff, 0x91, 0x1a, 0xd8, 0xc2, 0x55, 0x0d, 0x80,
+ 0x1c, 0x83, 0x41, 0x2b, 0x89, 0x70, 0x87, 0xd9, 0x3a, 0x23, 0x9f, 0xdc, 0xa4,
+ 0xb6, 0x0c, 0xe3, 0x3a, 0x5a, 0xbe, 0xfc, 0x2b, 0xcb, 0xb7, 0x14, 0xbd, 0xbf,
+ 0x43, 0xaa, 0x03, 0x34, 0xe8, 0x84, 0x18, 0x2e, 0x95, 0x0e, 0x77, 0xb1, 0xe2,
+ 0x74, 0x86, 0xd8, 0xc3, 0x9c, 0xdc, 0x00, 0x80, 0x8c, 0x92, 0xfc, 0x92, 0xfe,
+ 0x25, 0xe3, 0x6d, 0x94, 0xe5, 0xc4, 0x08, 0x18, 0xf7, 0xc2, 0x96, 0xde, 0x8c,
+ 0x85, 0x73, 0x22, 0x0d, 0x03, 0x7a, 0xe0, 0xa9, 0x51, 0x27, 0x24, 0xbc, 0xf8,
+ 0xbf, 0x63, 0x52, 0xef, 0xbd, 0xb8, 0x07, 0xe8, 0xf6, 0xaa, 0x3d, 0x02, 0x28,
+ 0xfe, 0x44, 0xd4, 0xe4, 0x04, 0x10, 0x61, 0x95, 0x6c, 0x87, 0x06, 0x2a, 0x5c,
+ 0xdb, 0x67, 0x0d, 0xac, 0x1a, 0x02, 0x2e, 0x66, 0x35, 0x08, 0x28, 0x29, 0x24,
+ 0x8e, 0xad, 0x4c, 0x3b, 0x6a, 0x99, 0x88, 0xd6, 0x32, 0xa6, 0x7d, 0xc3, 0x0c,
+ 0x3d, 0xbc, 0x0b, 0xff, 0x86, 0x8d, 0xc6, 0x50, 0x8b, 0xad, 0x1f, 0x1f, 0xf7,
+ 0x06, 0xc5, 0x9e, 0x0c, 0x6f, 0xbb, 0x3c, 0x02, 0x5c, 0x67, 0xa7, 0xaf, 0x53,
+ 0x63, 0x5a, 0xae, 0x99, 0x47, 0x93, 0x61, 0xc8, 0x4f, 0xfb, 0x03, 0xec, 0xfe,
+ 0xa3, 0xc1, 0xee, 0x45, 0xf8, 0x56, 0x73, 0x88, 0xf4, 0x14, 0x6d, 0x96, 0x7c,
+ 0xdc, 0x88, 0x01, 0x99, 0x04, 0x18, 0x3d, 0x42, 0x56, 0x57, 0x54, 0xd7, 0xed,
+ 0xf8, 0x6b, 0x46, 0xff, 0x01, 0xe6, 0x1a, 0x75, 0x37, 0xd4, 0xf6, 0xb2, 0x57,
+ 0x61, 0x6b, 0xbf, 0x24, 0x99, 0x6d, 0xcd, 0x63, 0xc6, 0x45, 0xd0, 0x0a, 0x93,
+ 0x5c, 0xbb, 0xd3, 0x36, 0xac, 0xfa, 0x57, 0x51, 0xa0, 0xcf, 0x32, 0x0e, 0xb3,
+ 0x57, 0xf3, 0x02, 0x77, 0x02, 0x00, 0x88, 0x01, 0x00, 0x03, 0x08, 0x03, 0x01,
+ 0x00, 0x01, 0xbd, 0x60, 0x70, 0x38, 0x41, 0x94, 0x7f, 0xfd, 0x32, 0x58, 0x14,
+ 0xc5, 0x2d, 0x22, 0x93, 0x67, 0x70, 0x63, 0xf2, 0x62, 0x04, 0x8a, 0x55, 0xf8,
+ 0x48, 0x4a, 0x65, 0x5e, 0xcb, 0x71, 0xcc, 0x4d, 0x73, 0xa4, 0x25, 0x8f, 0x8e,
+ 0xbb, 0x42, 0x31, 0xd0, 0xdc, 0x58, 0x26, 0xda, 0x2d, 0x8b, 0x13, 0xdc, 0x3a,
+ 0x2e, 0xa3, 0xc5, 0x0d, 0x29, 0xe0, 0xe6, 0xa5, 0x6a, 0xd4, 0xe6, 0x05, 0xc9,
+ 0x30, 0x6d, 0xdc, 0x34, 0x29, 0xa6, 0xa0, 0xe7, 0x00, 0xfa, 0xe2, 0x4f, 0x05,
+ 0xb9, 0xa8, 0x84, 0x0d, 0x0c, 0xd1, 0x6f, 0xdf, 0x8c, 0xa8, 0xeb, 0x7b, 0x00,
+ 0x74, 0x17, 0x94, 0xe0, 0x6f, 0x6d, 0xbf, 0xb7, 0x73, 0x4f, 0x9b, 0x0f, 0xc8,
+ 0x08, 0x26, 0x56, 0x1e, 0x47, 0x0c, 0x27, 0xbe, 0xe9, 0x73, 0x36, 0xf8, 0x87,
+ 0xa5, 0xd7, 0xe9, 0x14, 0x28, 0x27, 0xa5, 0xf0, 0x87, 0x32, 0xd7, 0xd8, 0x51,
+ 0x00, 0x00, 0x03, 0x6f, 0x72, 0x67, 0x00, 0x00, 0x2b, 0x00, 0x90, 0x08, 0x01,
+ 0x00, 0x02, 0xa3, 0x00, 0x4c, 0x90, 0x0c, 0x80, 0x4c, 0x86, 0xc3, 0xf0, 0xa1,
+ 0x20, 0x10, 0x1a, 0xab, 0x3c, 0x50, 0xae, 0x3f, 0x7f, 0x49, 0x4a, 0x3f, 0xfc,
+ 0xf1, 0xfb, 0x5c, 0x63, 0x76, 0x7f, 0x60, 0xf8, 0x0e, 0x08, 0x30, 0x23, 0xb1,
+ 0xe7, 0xa9, 0xbc, 0x23, 0xa4, 0x1a, 0xaf, 0xc5, 0x99, 0x3e, 0x85, 0x1f, 0x0b,
+ 0xf3, 0x7f, 0x04, 0x12, 0x5b, 0x7e, 0x26, 0xb1, 0x87, 0xa0, 0x4c, 0xd9, 0xaf,
+ 0xf0, 0x30, 0xeb, 0x88, 0xb0, 0xf6, 0x88, 0xb5, 0x10, 0xb7, 0xc9, 0xa8, 0xc8,
+ 0xc0, 0xc0, 0x26, 0x69, 0x16, 0x90, 0xec, 0xec, 0x53, 0xf2, 0xc4, 0x24, 0x7c,
+ 0x24, 0xc0, 0x67, 0x09, 0x29, 0x4b, 0xcc, 0x80, 0x92, 0xe5, 0xd9, 0xc4, 0xa3,
+ 0x18, 0x0b, 0x16, 0x65, 0xc2, 0x11, 0x7a, 0x3b, 0xb1, 0xc0, 0xaf, 0x0b, 0x93,
+ 0xe6, 0x7b, 0x76, 0x25, 0x18, 0x7a, 0x1e, 0x8e, 0x4f, 0x50, 0xf2, 0xb4, 0xda,
+ 0x72, 0x72, 0x44, 0x3a, 0x18, 0xf9, 0xed, 0x72, 0x05, 0x19, 0x77, 0x34, 0x02,
+ 0x01, 0x00, 0x00, 0x02, 0x00, 0x00, 0x02, 0x01, 0x10, 0x07, 0x01, 0x00, 0x00,
+ 0x03, 0x84, 0x4c, 0x90, 0xea, 0x0d, 0x4c, 0x7e, 0x66, 0xfd, 0x53, 0x76, 0x37,
+ 0x11, 0x28, 0x49, 0x49, 0xa9, 0xaa, 0x7e, 0xe7, 0xc6, 0x2b, 0x0f, 0x0e, 0x76,
+ 0xb7, 0xa6, 0x15, 0x4d, 0xcf, 0x95, 0x9e, 0x5b, 0x25, 0x5a, 0x52, 0xcc, 0x62,
+ 0xd7, 0x31, 0x2b, 0x6a, 0x35, 0xf7, 0x9f, 0x5b, 0xc1, 0x5e, 0xba, 0xc1, 0x53,
+ 0x98, 0x3e, 0xc8, 0x6c, 0x21, 0x6f, 0xf1, 0x93, 0xb6, 0xb7, 0x6e, 0x65, 0x04,
+ 0x30, 0xe2, 0x0c, 0x6d, 0xa5, 0xdd, 0x15, 0xd4, 0x01, 0xb8, 0xd3, 0x9b, 0xd2,
+ 0x86, 0x38, 0x24, 0x6f, 0xed, 0x03, 0x47, 0xb4, 0x9e, 0x0b, 0x1a, 0xe3, 0x16,
+ 0x7d, 0x20, 0x68, 0x50, 0xe5, 0xb1, 0x2c, 0xae, 0x14, 0xc0, 0xdc, 0x09, 0x31,
+ 0x6d, 0xa0, 0x4e, 0x55, 0xdc, 0x65, 0xbe, 0xe5, 0x89, 0xe4, 0x35, 0x57, 0x3e,
+ 0x2b, 0xda, 0x06, 0x8d, 0xef, 0xc8, 0xdf, 0xf9, 0xf6, 0xc3, 0x09, 0x39, 0xc7,
+ 0x83, 0xe9, 0xe0, 0xf0, 0x2e, 0xad, 0x21, 0x56, 0x8b, 0x60, 0xf9, 0x84, 0x53,
+ 0xac, 0x1e, 0x84, 0x42, 0x7a, 0xfa, 0xa1, 0xbd, 0x86, 0x61, 0x12, 0xd0, 0x70,
+ 0xdc, 0x54, 0x50, 0x0e, 0xbe, 0x1a, 0x47, 0xe4, 0x38, 0x96, 0xb4, 0xe7, 0x3c,
+ 0x26, 0xae, 0x1d, 0x7e, 0x37, 0x28, 0xf5, 0x54, 0xe6, 0x94, 0x63, 0x30, 0x42,
+ 0x7e, 0x52, 0xb2, 0x8b, 0xda, 0x96, 0x44, 0x0c, 0xa4, 0xda, 0x33, 0x28, 0x77,
+ 0x02, 0xdf, 0xcf, 0xa0, 0xc7, 0x14, 0x2b, 0x68, 0xbb, 0x5d, 0x1b, 0x7e, 0x32,
+ 0x5c, 0xf2, 0x0e, 0xcb, 0x1b, 0xe1, 0x6d, 0x1c, 0xb8, 0x96, 0xbf, 0x0d, 0x1a,
+ 0xcc, 0x0f, 0x2f, 0xfd, 0x25, 0xff, 0x33, 0x3d, 0x89, 0x6d, 0x27, 0x9e, 0xe0,
+ 0xb9, 0x5a, 0x72, 0xbb, 0x2f, 0xe5, 0x95, 0xbb, 0x40, 0xb6, 0x4c, 0x11, 0x6c,
+ 0x80, 0xb6, 0x9e, 0xa9, 0xd9, 0x31, 0x61, 0xb9, 0x69, 0x9c, 0xf2, 0xe8, 0xc5,
+ 0xa0, 0xfd, 0x07, 0x59, 0x87, 0x38, 0xff, 0x25, 0x04, 0x00, 0x88, 0x01, 0x00,
+ 0x03, 0x07, 0x03, 0x01, 0x00, 0x01, 0x80, 0x97, 0x87, 0xf6, 0x40, 0x06, 0x2f,
+ 0x24, 0x88, 0x92, 0x03, 0x5d, 0x89, 0xb2, 0x52, 0x51, 0xf3, 0x0b, 0x40, 0x87,
+ 0x78, 0x1c, 0xea, 0x72, 0x9c, 0x99, 0x00, 0x88, 0xc2, 0xed, 0xd2, 0xb5, 0xc2,
+ 0x44, 0x58, 0x55, 0xc5, 0x2f, 0x22, 0x5a, 0x53, 0x3a, 0x99, 0xce, 0x55, 0x57,
+ 0xdc, 0x0b, 0x73, 0xf2, 0xf5, 0x48, 0xbf, 0xc7, 0x8e, 0x6a, 0x29, 0xbd, 0x0b,
+ 0xca, 0xdb, 0xca, 0xed, 0x66, 0x00, 0x7b, 0x75, 0xb2, 0x38, 0xec, 0x24, 0xe6,
+ 0x49, 0x70, 0x22, 0xa4, 0x42, 0xff, 0x4a, 0x78, 0x96, 0xe6, 0x9f, 0x6d, 0xdd,
+ 0xb2, 0x85, 0x13, 0x05, 0xee, 0xab, 0x8e, 0x05, 0x5a, 0x98, 0xac, 0xba, 0x07,
+ 0xc2, 0xff, 0x22, 0xf4, 0xba, 0xd5, 0xfa, 0xbf, 0x1d, 0x84, 0x1e, 0xeb, 0x5e,
+ 0xff, 0xe5, 0x91, 0x34, 0x88, 0xea, 0x61, 0x19, 0xb2, 0x0e, 0x6b, 0x0d, 0xf7,
+ 0x9e, 0xf1, 0x8c, 0xb5, 0x00, 0x88, 0x01, 0x00, 0x03, 0x07, 0x03, 0x01, 0x00,
+ 0x01, 0xc9, 0x06, 0x00, 0x53, 0x45, 0x4a, 0x0b, 0xb8, 0xe2, 0xb0, 0x4e, 0x29,
+ 0xc8, 0x19, 0xb4, 0xa3, 0x63, 0x27, 0xe2, 0xcd, 0xc7, 0xc7, 0x6d, 0x60, 0x31,
+ 0xeb, 0xc0, 0x82, 0x5f, 0x44, 0x14, 0x96, 0x60, 0x4e, 0xc8, 0x62, 0xf4, 0xcc,
+ 0xb9, 0x99, 0x7a, 0x19, 0xf0, 0xaf, 0x34, 0xd9, 0x63, 0xca, 0x40, 0xe3, 0x7b,
+ 0xb6, 0xbc, 0xfa, 0x40, 0x08, 0x1d, 0xe7, 0xc3, 0xa4, 0xd2, 0x73, 0x3a, 0x32,
+ 0xf2, 0xa4, 0x4c, 0x3c, 0x4f, 0xd6, 0x52, 0x52, 0xc8, 0x6d, 0xa5, 0xf6, 0xd9,
+ 0x4d, 0x0c, 0xfd, 0xb4, 0x93, 0x8b, 0x61, 0x72, 0xdb, 0x6e, 0x5f, 0x2d, 0xd9,
+ 0x2d, 0xab, 0x18, 0x2f, 0x87, 0x2d, 0xbf, 0x8d, 0x42, 0x37, 0x93, 0x41, 0x18,
+ 0xf6, 0x93, 0x97, 0xda, 0x27, 0x31, 0xdc, 0xda, 0xec, 0x21, 0x16, 0x61, 0xe1,
+ 0xe0, 0x7a, 0x53, 0x26, 0x82, 0xc7, 0x62, 0x99, 0x18, 0x81, 0x6a, 0x65, 0x01,
+ 0x08, 0x01, 0x01, 0x03, 0x07, 0x03, 0x01, 0x00, 0x01, 0x8a, 0x58, 0x7e, 0x3d,
+ 0xda, 0x69, 0x1c, 0xf3, 0x93, 0x15, 0x90, 0xa8, 0xc7, 0x65, 0xed, 0x81, 0x31,
+ 0x63, 0xcd, 0x4d, 0x75, 0x84, 0xaf, 0xfa, 0xa6, 0xb2, 0xb9, 0x90, 0xe8, 0x76,
+ 0x76, 0x7d, 0x20, 0xc8, 0x74, 0x6f, 0x03, 0x1c, 0x61, 0xa5, 0x54, 0x77, 0x33,
+ 0x40, 0x6d, 0x57, 0x89, 0xf2, 0x07, 0x7a, 0x8e, 0xad, 0x6c, 0x47, 0x75, 0x6f,
+ 0x3f, 0xf4, 0x91, 0xdf, 0xa9, 0xa6, 0x1a, 0xcb, 0x1b, 0x57, 0x85, 0x1d, 0x97,
+ 0x93, 0x91, 0x0e, 0xda, 0xa2, 0x64, 0xfd, 0x93, 0x0c, 0xd0, 0xc7, 0xc4, 0x49,
+ 0xca, 0x29, 0x35, 0xfe, 0x8d, 0x67, 0xf2, 0xb5, 0x97, 0x93, 0xed, 0xdd, 0xc0,
+ 0x6d, 0x2c, 0xc1, 0x28, 0x2d, 0x2f, 0xee, 0xe6, 0x6b, 0x33, 0xa3, 0x36, 0x7a,
+ 0x82, 0x67, 0x97, 0xa8, 0x9d, 0xeb, 0xaa, 0xc4, 0x52, 0x64, 0x02, 0xda, 0x9f,
+ 0x43, 0xae, 0xb0, 0xe0, 0xf4, 0x5e, 0xad, 0x5c, 0x2f, 0x42, 0x0f, 0xfc, 0xc2,
+ 0xef, 0xfc, 0xbe, 0x04, 0xd3, 0x69, 0x88, 0xe7, 0x67, 0x33, 0x90, 0xd7, 0x93,
+ 0xb1, 0xe1, 0x66, 0x6e, 0xeb, 0x6b, 0xd1, 0x3b, 0x96, 0xd2, 0xf5, 0xde, 0x1d,
+ 0xa6, 0xc7, 0xb9, 0x04, 0x81, 0x4f, 0x1e, 0xea, 0x7a, 0x49, 0x94, 0x2a, 0x17,
+ 0x8e, 0xb6, 0x88, 0x06, 0x05, 0x03, 0xb6, 0x16, 0x2c, 0xe3, 0xc5, 0xbf, 0xb1,
+ 0xd4, 0xc3, 0x2e, 0xee, 0xcd, 0xe7, 0xda, 0xe3, 0x08, 0x6f, 0x9b, 0xa6, 0x29,
+ 0x7e, 0x73, 0xca, 0x19, 0xf5, 0xfe, 0xcd, 0x47, 0x7a, 0xa6, 0x49, 0x3a, 0x53,
+ 0x3f, 0x59, 0xbc, 0xe9, 0x1a, 0x94, 0x42, 0x75, 0x44, 0xae, 0x27, 0xeb, 0x1f,
+ 0xc2, 0xa3, 0x0e, 0xa2, 0xfe, 0xdf, 0x0c, 0xd4, 0x74, 0x5e, 0x40, 0x0a, 0x46,
+ 0x30, 0xb7, 0x55, 0xe1, 0x3d, 0x53, 0xd4, 0xfb, 0x04, 0x88, 0x97, 0x36, 0xda,
+ 0x01, 0x03, 0x78, 0xf4, 0xf5, 0x01, 0x08, 0x01, 0x01, 0x03, 0x07, 0x03, 0x01,
+ 0x00, 0x01, 0x94, 0xe3, 0x6c, 0x83, 0xb9, 0x90, 0x8a, 0x71, 0x59, 0x4b, 0x72,
+ 0x5d, 0xcf, 0x1a, 0xbe, 0xc2, 0xb2, 0x1c, 0x82, 0x19, 0xf8, 0xb8, 0xc2, 0xd8,
+ 0x3b, 0xfc, 0x9d, 0xa3, 0xbe, 0x4f, 0x3e, 0x97, 0xd9, 0xfa, 0xb3, 0x0c, 0x2d,
+ 0x5b, 0x76, 0xae, 0xc7, 0x95, 0x9c, 0x2d, 0x91, 0xaa, 0x93, 0x90, 0xc5, 0x55,
+ 0x27, 0xef, 0x20, 0x13, 0xd1, 0x48, 0xad, 0xe1, 0x89, 0xe1, 0xcf, 0x06, 0xd4,
+ 0x67, 0x5b, 0x8d, 0x08, 0x1b, 0x3f, 0x53, 0xb2, 0x60, 0x81, 0xbb, 0x38, 0x74,
+ 0xdc, 0xe2, 0x1b, 0xf9, 0x4f, 0x63, 0x65, 0xc9, 0x6a, 0xfa, 0x93, 0xa4, 0x05,
+ 0xcf, 0xdf, 0x10, 0xe3, 0x3c, 0x05, 0x20, 0x64, 0xc5, 0x56, 0xfc, 0x01, 0x86,
+ 0x6a, 0xcc, 0x0d, 0x8b, 0x0e, 0x4e, 0xd5, 0xda, 0x90, 0xae, 0x90, 0xc0, 0x7a,
+ 0x2f, 0x03, 0x5f, 0xbc, 0xdc, 0x1b, 0x14, 0x00, 0x2c, 0x65, 0x89, 0xda, 0x70,
+ 0x07, 0x48, 0x50, 0x69, 0xc6, 0xc3, 0xeb, 0x1f, 0x88, 0xd9, 0x10, 0x83, 0xcd,
+ 0x8b, 0x93, 0xce, 0x3e, 0xb8, 0x26, 0xfd, 0x3f, 0xf5, 0x7b, 0x17, 0xe8, 0x06,
+ 0x15, 0xdd, 0xe6, 0xdc, 0x82, 0x7e, 0x21, 0x2f, 0x58, 0xc8, 0x47, 0x67, 0x89,
+ 0x63, 0x25, 0xe5, 0xac, 0x0a, 0x16, 0xc5, 0xdc, 0xf1, 0x71, 0x6f, 0xff, 0xe7,
+ 0x27, 0x8b, 0xe5, 0x15, 0x56, 0xba, 0x14, 0x71, 0x7a, 0x39, 0xa7, 0x49, 0x59,
+ 0xc2, 0xbb, 0x19, 0x1f, 0x4b, 0x80, 0x10, 0xe3, 0xce, 0x4a, 0x1f, 0x6b, 0x69,
+ 0x75, 0xb5, 0x9c, 0x0a, 0x8a, 0x4b, 0x25, 0x9b, 0x3a, 0xb7, 0x0f, 0x2a, 0xde,
+ 0x35, 0x9c, 0xa5, 0x31, 0xb3, 0x76, 0x1f, 0xef, 0xdf, 0x17, 0x58, 0x7c, 0xda,
+ 0x50, 0x35, 0xc3, 0xc8, 0x98, 0x59, 0x71, 0x02, 0xe9, 0xf7, 0x06, 0xd3, 0x91,
+ 0x3c, 0x0d, 0xab, 0xf2, 0xd8, 0xba, 0x30, 0xda, 0x09, 0x10, 0x75, 0x0a, 0x64,
+ 0x6e, 0x73, 0x73, 0x65, 0x63, 0x2d, 0x65, 0x78, 0x70, 0x03, 0x6f, 0x72, 0x67,
+ 0x00, 0x00, 0x2b, 0x00, 0x90, 0x07, 0x02, 0x00, 0x01, 0x51, 0x80, 0x4c, 0x90,
+ 0xea, 0x0d, 0x4c, 0x7e, 0x66, 0xfd, 0x93, 0xb4, 0x39, 0xee, 0x27, 0x29, 0x54,
+ 0x9e, 0x57, 0x41, 0x12, 0x60, 0x19, 0xf6, 0x3f, 0xa6, 0xba, 0xd6, 0x41, 0x98,
+ 0x57, 0xec, 0x30, 0x9e, 0x96, 0x08, 0x8c, 0x13, 0xa9, 0x76, 0x95, 0x74, 0xcd,
+ 0xcd, 0x2e, 0xa6, 0x22, 0x21, 0x44, 0x3f, 0x13, 0xdf, 0x7a, 0x33, 0xf1, 0x8c,
+ 0x4c, 0xf9, 0xa3, 0x6d, 0x50, 0x38, 0xfa, 0x71, 0x7b, 0x7a, 0xfe, 0x54, 0xa9,
+ 0x44, 0x81, 0x8c, 0xd5, 0x04, 0x9e, 0x46, 0x89, 0xda, 0x26, 0x43, 0x40, 0xf6,
+ 0xd7, 0x23, 0x48, 0x07, 0x0e, 0x48, 0x2e, 0x19, 0x0d, 0x41, 0x27, 0x85, 0x75,
+ 0x1e, 0xa0, 0xa9, 0xad, 0x39, 0xaf, 0x8d, 0xc1, 0xed, 0xc5, 0x93, 0x73, 0x05,
+ 0x09, 0x7a, 0x8f, 0xf0, 0x97, 0xc3, 0x98, 0xab, 0xcc, 0x7c, 0xbf, 0x48, 0xef,
+ 0xea, 0x34, 0xf3, 0xe6, 0x5d, 0x8d, 0x1b, 0xbe, 0x43, 0x97, 0x56, 0x4e, 0x60,
+ 0x9f, 0xdd, 0x1b, 0xf5, 0x15, 0x6c, 0x01, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x01, 0x00, 0xa8, 0x01, 0x00, 0x03, 0x05, 0x03, 0x01, 0x00, 0x01, 0xd0, 0x0a,
+ 0x64, 0x8e, 0xb5, 0x90, 0x0b, 0x75, 0xc2, 0xeb, 0x52, 0x5f, 0xa4, 0xcb, 0xeb,
+ 0x1d, 0x77, 0x8d, 0x84, 0x2c, 0xef, 0xb6, 0x88, 0xd4, 0x7c, 0x50, 0x4c, 0x52,
+ 0x7b, 0x9d, 0x37, 0x31, 0x36, 0xb2, 0x5b, 0x6c, 0x47, 0xb4, 0x21, 0x80, 0x61,
+ 0x46, 0xfa, 0x5b, 0x44, 0x50, 0x91, 0x9d, 0xf8, 0xc1, 0x78, 0x00, 0x78, 0x29,
+ 0xfe, 0xe2, 0x08, 0x65, 0xf8, 0xc9, 0xdf, 0x69, 0x0b, 0x59, 0x6b, 0xf4, 0x93,
+ 0x9f, 0x8b, 0x25, 0x0b, 0x6b, 0x93, 0x12, 0x06, 0x57, 0xc8, 0x04, 0x9d, 0x3f,
+ 0x33, 0xbd, 0x2b, 0x35, 0x54, 0xb9, 0x98, 0x75, 0xe4, 0xb0, 0x49, 0x3c, 0x29,
+ 0xc1, 0xfb, 0x74, 0xbc, 0x91, 0x82, 0x9e, 0xc5, 0x61, 0xa6, 0x16, 0xe1, 0xf0,
+ 0x8f, 0xe9, 0xe1, 0x23, 0x55, 0x5e, 0xfb, 0xf1, 0xcc, 0x8a, 0x75, 0x5d, 0xf2,
+ 0x86, 0x89, 0x0a, 0x29, 0xcb, 0xca, 0x33, 0xde, 0x9d, 0x74, 0x43, 0x0d, 0xde,
+ 0x67, 0xde, 0x71, 0x0f, 0x7f, 0xa3, 0xbb, 0x22, 0x82, 0x81, 0x66, 0xd1, 0xbd,
+ 0x49, 0x0d, 0x89, 0x45, 0xd7, 0x18, 0xcf, 0x98, 0x2c, 0x19, 0xaf, 0x63, 0x16,
+ 0x20, 0x91, 0x03, 0x77, 0x77, 0x77, 0x0a, 0x64, 0x6e, 0x73, 0x73, 0x65, 0x63,
+ 0x2d, 0x65, 0x78, 0x70, 0x03, 0x6f, 0x72, 0x67, 0x00, 0x00, 0x05, 0x00, 0xb0,
+ 0x05, 0x03, 0x00, 0x00, 0x00, 0x3c, 0x4c, 0xae, 0xeb, 0xfc, 0x4c, 0x87, 0x59,
+ 0xf6, 0x83, 0x7f, 0x01, 0x90, 0xde, 0x40, 0xa3, 0x42, 0x73, 0x59, 0xb7, 0xc7,
+ 0x3a, 0xe1, 0x01, 0xae, 0x5c, 0x0f, 0xd4, 0x22, 0x9d, 0xb5, 0x88, 0xb8, 0xbb,
+ 0x14, 0x95, 0x7f, 0xfa, 0xa7, 0xff, 0x48, 0x30, 0x90, 0x4c, 0x1b, 0x71, 0x33,
+ 0x1c, 0x36, 0xbc, 0xaf, 0xae, 0x1d, 0x97, 0xec, 0xee, 0x71, 0xb8, 0xb1, 0x2a,
+ 0x19, 0xd7, 0xf3, 0x25, 0x78, 0x94, 0x59, 0x54, 0xbb, 0x2b, 0xac, 0xe6, 0x3c,
+ 0x3e, 0x7e, 0x43, 0x7c, 0x2d, 0xc0, 0x72, 0x58, 0xe8, 0x4a, 0xa2, 0xed, 0x1f,
+ 0x39, 0x5f, 0x6a, 0x98, 0x62, 0xd0, 0xfc, 0x6e, 0xbe, 0x01, 0x1f, 0xa0, 0x39,
+ 0xf2, 0xb4, 0x4d, 0x33, 0x9b, 0x4d, 0xe3, 0x81, 0x65, 0x77, 0x80, 0x3d, 0x2c,
+ 0x44, 0xee, 0x1a, 0x65, 0xf7, 0x25, 0x68, 0x95, 0x3f, 0xa1, 0x22, 0xd5, 0x9d,
+ 0x59, 0x7e, 0xa7, 0xa6, 0xf2, 0x7e, 0x4d, 0x47, 0x8b, 0x98, 0x4a, 0x0d, 0x16,
+ 0xa1, 0x78, 0x12, 0xc7, 0x90, 0xe2, 0xe9, 0x6d, 0xe6, 0x89, 0xf3, 0xa1, 0xc4,
+ 0x30, 0xbd, 0xe8, 0xf9, 0x75, 0xc6, 0x49, 0x9e, 0x5f, 0x9c, 0x1e, 0x23, 0xb5,
+ 0x0e, 0x82, 0x70, 0x8e, 0xb3, 0x0d, 0x1c, 0x0a, 0x64, 0x6e, 0x73, 0x73, 0x65,
+ 0x63, 0x2d, 0x65, 0x78, 0x70, 0x03, 0x6f, 0x72, 0x67, 0x00, 0x0a, 0x64, 0x6e,
+ 0x73, 0x73, 0x65, 0x63, 0x2d, 0x65, 0x78, 0x70, 0x03, 0x6f, 0x72, 0x67, 0x00,
+ 0x00, 0x10, 0x00, 0xb0, 0x05, 0x02, 0x00, 0x00, 0x00, 0x3c, 0x4c, 0xae, 0xf6,
+ 0xe5, 0x4c, 0x87, 0x5e, 0xd9, 0x83, 0x7f, 0x2a, 0x88, 0x85, 0xb8, 0xf1, 0x73,
+ 0x93, 0xe3, 0x85, 0xee, 0xc8, 0x93, 0x34, 0x2d, 0xd2, 0x47, 0x2d, 0x86, 0xe5,
+ 0xc6, 0x18, 0x69, 0x94, 0x94, 0x7a, 0x2d, 0x7e, 0xa2, 0x57, 0xf1, 0x75, 0x3e,
+ 0x51, 0xbf, 0xaa, 0xed, 0xdd, 0xf8, 0x1a, 0xb9, 0x1e, 0x86, 0x6f, 0x7f, 0xe9,
+ 0xdc, 0xad, 0x83, 0xda, 0x7d, 0xcd, 0x2d, 0x4d, 0x9b, 0xe3, 0x66, 0x92, 0xb9,
+ 0x21, 0x96, 0xbf, 0xea, 0x70, 0x55, 0xbf, 0xb3, 0xb0, 0x85, 0x90, 0x72, 0x5f,
+ 0x09, 0xd1, 0x7c, 0x49, 0x25, 0x07, 0x79, 0x34, 0x48, 0xe7, 0x1c, 0xaa, 0x53,
+ 0x33, 0xcb, 0x62, 0xb9, 0x9f, 0x42, 0x6e, 0x36, 0x00, 0x31, 0xab, 0x9f, 0xcc,
+ 0xf5, 0xa9, 0x02, 0x2f, 0x75, 0x4c, 0xf1, 0xd6, 0x86, 0x3a, 0x7f, 0x08, 0xe4,
+ 0x72, 0x7d, 0x34, 0xe0, 0x40, 0x76, 0xd1, 0xf0, 0xe3, 0x98, 0x37, 0xe7, 0x93,
+ 0x94, 0x57, 0x95, 0x6c, 0xde, 0x9e, 0x17, 0x57, 0x3a, 0x78, 0xe9, 0x8b, 0x57,
+ 0x7f, 0x74, 0xe2, 0xaf, 0xf8, 0xaf, 0x11, 0x64, 0xa9, 0xe9, 0xdb, 0xb2, 0x58,
+ 0xda, 0x7c, 0xfe, 0x3f, 0x52, 0x06, 0x39, 0xfc, 0xdd, 0x1c, 0x1c, 0x01, 0x00,
+ 0x3a, 0x39, 0x76, 0x3d, 0x74, 0x6c, 0x73, 0x31, 0x20, 0x68, 0x61, 0x3d, 0x73,
+ 0x68, 0x61, 0x31, 0x20, 0x68, 0x3d, 0x31, 0x30, 0x39, 0x63, 0x38, 0x31, 0x34,
+ 0x36, 0x33, 0x30, 0x34, 0x64, 0x65, 0x37, 0x63, 0x34, 0x63, 0x38, 0x37, 0x30,
+ 0x35, 0x62, 0x63, 0x63, 0x31, 0x64, 0x38, 0x61, 0x32, 0x63, 0x32, 0x33, 0x37,
+ 0x66, 0x30, 0x35, 0x35, 0x38, 0x64, 0x37,
+};
+
TEST(DNSSECChainVerifierTest, TestChain) {
base::StringPiece chain(reinterpret_cast<const char*>(kChain),
sizeof(kChain));
@@ -384,6 +580,15 @@ TEST(DNSSECChainVerifierTest, BadTarget) {
ASSERT_EQ(net::DNSSECChainVerifier::BAD_TARGET, verifier.Verify());
}
+TEST(DNSSECChainVerifierTest, TestCNAMEChain) {
+ base::StringPiece chain(reinterpret_cast<const char*>(kCNAMEChain),
+ sizeof(kCNAMEChain));
+ net::DNSSECChainVerifier verifier(FromDNSName("www.dnssec-exp.org"), chain);
+ verifier.IgnoreTimestamps();
+ ASSERT_EQ(net::DNSSECChainVerifier::OK, verifier.Verify());
+ ASSERT_EQ(net::kDNS_TXT, verifier.rrtype());
+}
+
// This is too slow to run all the time.
TEST(DNSSECChainVerifierTest, DISABLED_Fuzz) {
uint8 copy[sizeof(kChain)];
diff --git a/net/net.gyp b/net/net.gyp
index d781fb3..a967a35 100644
--- a/net/net.gyp
+++ b/net/net.gyp
@@ -1137,6 +1137,16 @@
],
},
{
+ 'target_name': 'dnssec_chain_verify',
+ 'type': 'executable',
+ 'dependencies': [
+ 'net_base',
+ ],
+ 'sources': [
+ 'tools/dnssec_chain_verify/dnssec_chain_verify.cc',
+ ]
+ },
+ {
'target_name': 'ssl_false_start_blacklist_process',
'type': 'executable',
'toolsets': ['host'],
diff --git a/net/socket/ssl_client_socket_nss.cc b/net/socket/ssl_client_socket_nss.cc
index 5da49cf..f9f36af 100644
--- a/net/socket/ssl_client_socket_nss.cc
+++ b/net/socket/ssl_client_socket_nss.cc
@@ -1613,14 +1613,14 @@ static DNSValidationResult VerifyTXTRecords(
SECStatus rv;
j = m.find("hr");
- if (j == m.end() || j->second == "cert") {
- rv = HASH_HashBuf(hash_algorithm, calculated_hash,
- server_cert_nss->derCert.data,
- server_cert_nss->derCert.len);
- } else if (j->second == "pubkey") {
+ if (j == m.end() || j->second == "pubkey") {
rv = HASH_HashBuf(hash_algorithm, calculated_hash,
server_cert_nss->derPublicKey.data,
server_cert_nss->derPublicKey.len);
+ } else if (j->second == "cert") {
+ rv = HASH_HashBuf(hash_algorithm, calculated_hash,
+ server_cert_nss->derCert.data,
+ server_cert_nss->derCert.len);
} else {
continue;
}
diff --git a/net/tools/dnssec_chain_verify/dnssec_chain_verify.cc b/net/tools/dnssec_chain_verify/dnssec_chain_verify.cc
new file mode 100644
index 0000000..a1c5270
--- /dev/null
+++ b/net/tools/dnssec_chain_verify/dnssec_chain_verify.cc
@@ -0,0 +1,108 @@
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <errno.h>
+#include <stdio.h>
+
+#include "base/at_exit.h"
+#include "net/base/dns_util.h"
+#include "net/base/dnssec_chain_verifier.h"
+
+static int usage(const char* argv0) {
+ fprintf(stderr, "Usage: %s [--ignore-timestamps] <target domain> "
+ "<input file>\n", argv0);
+ return 1;
+}
+
+int main(int argc, char** argv) {
+ base::AtExitManager at_exit_manager;
+
+ if (argc < 3)
+ return usage(argv[0]);
+
+ const char* target = NULL;
+ const char* infilename = NULL;
+ bool ignore_timestamps = false;
+
+ for (int i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "--ignore-timestamps") == 0) {
+ ignore_timestamps = true;
+ } else if (!target) {
+ target = argv[i];
+ } else if (!infilename) {
+ infilename = argv[i];
+ } else {
+ return usage(argv[0]);
+ }
+ }
+
+ if (!target || !infilename)
+ return usage(argv[0]);
+
+ FILE* infile = fopen(infilename, "r");
+ if (!infile) {
+ perror("open");
+ return usage(argv[0]);
+ }
+
+ fseek(infile, 0, SEEK_END);
+ unsigned long inlen = ftell(infile);
+ fseek(infile, 0, SEEK_SET);
+
+ char* const input = (char *) malloc(inlen);
+ if (fread(input, inlen, 1, infile) != 1) {
+ perror("read");
+ return 1;
+ }
+
+ std::string target_dns;
+ if (!net::DNSDomainFromDot(target, &target_dns)) {
+ fprintf(stderr, "Not a valid DNS name: %s\n", target);
+ return usage(argv[0]);
+ }
+
+ net::DNSSECChainVerifier verifier(target_dns,
+ base::StringPiece(input, inlen));
+ if (ignore_timestamps)
+ verifier.IgnoreTimestamps();
+ net::DNSSECChainVerifier::Error err = verifier.Verify();
+ const char* err_str;
+ switch (err) {
+ case net::DNSSECChainVerifier::BAD_DATA:
+ err_str = "Bad data";
+ break;
+ case net::DNSSECChainVerifier::UNKNOWN_ROOT_KEY:
+ err_str = "Unknown root key";
+ break;
+ case net::DNSSECChainVerifier::UNKNOWN_DIGEST:
+ err_str = "Unknown digest";
+ break;
+ case net::DNSSECChainVerifier::UNKNOWN_TERMINAL_RRTYPE:
+ err_str = "Unknown terminal RR type";
+ break;
+ case net::DNSSECChainVerifier::BAD_SIGNATURE:
+ err_str = "Bad signature";
+ break;
+ case net::DNSSECChainVerifier::NO_DS_LINK:
+ err_str = "No DS link";
+ break;
+ case net::DNSSECChainVerifier::OFF_COURSE:
+ err_str = "Off course";
+ break;
+ case net::DNSSECChainVerifier::BAD_TARGET:
+ err_str = "Bad target";
+ break;
+ default:
+ err_str = "Unknown";
+ break;
+ }
+
+ if (err != net::DNSSECChainVerifier::OK) {
+ fprintf(stderr, "Chain error: %s (%d)\n", err_str, (int) err);
+ return 1;
+ }
+
+ fprintf(stderr, "Chain good: rrtype:%d\n", verifier.rrtype());
+ return 0;
+}