SECStatus
SSL_GetChannelInfo(PRFileDesc *fd, SSLChannelInfo *info, PRUintn len)
{
sslSocket * ss;
SSLChannelInfo inf;
sslSessionID * sid;
if (!info || len < sizeof inf.length) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return SECFailure;
}
ss = ssl_FindSocket(fd);
if (!ss) {
SSL_DBG(("%d: SSL[%d]: bad socket in SSL_GetChannelInfo",
SSL_GETPID(), fd));
return SECFailure;
}
memset(&inf, 0, sizeof inf);
inf.length = PR_MIN(sizeof inf, len);
if (ss->opt.useSecurity && ss->enoughFirstHsDone) {
sid = ss->sec.ci.sid;
inf.protocolVersion = ss->version;
inf.authKeyBits = ss->sec.authKeyBits;
inf.keaKeyBits = ss->sec.keaKeyBits;
if (ss->version < SSL_LIBRARY_VERSION_3_0) {
inf.cipherSuite = ss->sec.cipherType | 0xff00;
inf.compressionMethod = ssl_compression_null;
inf.compressionMethodName = "N/A";
} else if (ss->ssl3.initialized) {
ssl_GetSpecReadLock(ss);
inf.cipherSuite = ss->ssl3.hs.cipher_suite;
inf.compressionMethod = ss->ssl3.cwSpec->compression_method;
ssl_ReleaseSpecReadLock(ss);
inf.compressionMethodName =
ssl_GetCompressionMethodName(inf.compressionMethod);
}
if (sid) {
inf.creationTime = sid->creationTime;
inf.lastAccessTime = sid->lastAccessTime;
inf.expirationTime = sid->expirationTime;
if (ss->version < SSL_LIBRARY_VERSION_3_0) {
inf.sessionIDLength = SSL2_SESSIONID_BYTES;
memcpy(inf.sessionID, sid->u.ssl2.sessionID,
SSL2_SESSIONID_BYTES);
} else {
unsigned int sidLen = sid->u.ssl3.sessionIDLength;
sidLen = PR_MIN(sidLen, sizeof inf.sessionID);
inf.sessionIDLength = sidLen;
memcpy(inf.sessionID, sid->u.ssl3.sessionID, sidLen);
}
}
}
memcpy(info, &inf, inf.length);
return SECSuccess;
}
SECStatus
SSL_GetChannelInfo(PRFileDesc *fd, SSLChannelInfo *info, PRUintn len)
{
sslSocket *ss;
SSLChannelInfo inf;
sslSessionID *sid;
/* Check if we can properly return the length of data written and that
* we're not asked to return more information than we know how to provide.
*/
if (!info || len < sizeof inf.length || len > sizeof inf) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return SECFailure;
}
ss = ssl_FindSocket(fd);
if (!ss) {
SSL_DBG(("%d: SSL[%d]: bad socket in SSL_GetChannelInfo",
SSL_GETPID(), fd));
return SECFailure;
}
memset(&inf, 0, sizeof inf);
inf.length = PR_MIN(sizeof inf, len);
if (ss->opt.useSecurity && ss->enoughFirstHsDone) {
sid = ss->sec.ci.sid;
inf.protocolVersion = ss->version;
inf.authKeyBits = ss->sec.authKeyBits;
inf.keaKeyBits = ss->sec.keaKeyBits;
if (ss->ssl3.initialized) {
SSLCipherSuiteInfo cinfo;
SECStatus rv;
ssl_GetSpecReadLock(ss);
/* XXX The cipher suite should be in the specs and this
* function should get it from cwSpec rather than from the "hs".
* See bug 275744 comment 69 and bug 766137.
*/
inf.cipherSuite = ss->ssl3.hs.cipher_suite;
inf.compressionMethod = ss->ssl3.cwSpec->compression_method;
ssl_ReleaseSpecReadLock(ss);
inf.compressionMethodName =
ssl_GetCompressionMethodName(inf.compressionMethod);
/* Fill in the cipher details from the cipher suite. */
rv = SSL_GetCipherSuiteInfo(inf.cipherSuite,
&cinfo, sizeof(cinfo));
if (rv != SECSuccess) {
return SECFailure; /* Error code already set. */
}
inf.symCipher = cinfo.symCipher;
inf.macAlgorithm = cinfo.macAlgorithm;
/* Get these fromm |ss->sec| because that is accurate
* even with TLS 1.3 disaggregated cipher suites. */
inf.keaType = ss->sec.keaType;
inf.keaGroup = ss->sec.keaGroup ? ss->sec.keaGroup->name : ssl_grp_none;
inf.keaKeyBits = ss->sec.keaKeyBits;
inf.authType = ss->sec.authType;
inf.authKeyBits = ss->sec.authKeyBits;
inf.signatureScheme = ss->sec.signatureScheme;
}
if (sid) {
unsigned int sidLen;
inf.creationTime = sid->creationTime;
inf.lastAccessTime = sid->lastAccessTime;
inf.expirationTime = sid->expirationTime;
inf.extendedMasterSecretUsed =
(ss->version >= SSL_LIBRARY_VERSION_TLS_1_3 ||
sid->u.ssl3.keys.extendedMasterSecretUsed)
? PR_TRUE
: PR_FALSE;
inf.earlyDataAccepted =
(ss->ssl3.hs.zeroRttState == ssl_0rtt_accepted ||
ss->ssl3.hs.zeroRttState == ssl_0rtt_done);
sidLen = sid->u.ssl3.sessionIDLength;
sidLen = PR_MIN(sidLen, sizeof inf.sessionID);
inf.sessionIDLength = sidLen;
memcpy(inf.sessionID, sid->u.ssl3.sessionID, sidLen);
}
}
memcpy(info, &inf, inf.length);
return SECSuccess;
}
SECStatus
SSL_GetChannelInfo(PRFileDesc *fd, SSLChannelInfo *info, PRUintn len)
{
sslSocket * ss;
SSLChannelInfo inf;
sslSessionID * sid;
PRBool enoughFirstHsDone = PR_FALSE;
if (!info || len < sizeof inf.length) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return SECFailure;
}
ss = ssl_FindSocket(fd);
if (!ss) {
SSL_DBG(("%d: SSL[%d]: bad socket in SSL_GetChannelInfo",
SSL_GETPID(), fd));
return SECFailure;
}
memset(&inf, 0, sizeof inf);
inf.length = PR_MIN(sizeof inf, len);
if (ss->firstHsDone) {
enoughFirstHsDone = PR_TRUE;
} else if (ss->version >= SSL_LIBRARY_VERSION_3_0 &&
ssl3_CanFalseStart(ss)) {
enoughFirstHsDone = PR_TRUE;
}
if (ss->opt.useSecurity && enoughFirstHsDone) {
sid = ss->sec.ci.sid;
inf.protocolVersion = ss->version;
inf.authKeyBits = ss->sec.authKeyBits;
inf.keaKeyBits = ss->sec.keaKeyBits;
if (ss->version < SSL_LIBRARY_VERSION_3_0) { /* SSL2 */
inf.cipherSuite = ss->sec.cipherType | 0xff00;
inf.compressionMethod = ssl_compression_null;
inf.compressionMethodName = "N/A";
} else if (ss->ssl3.initialized) { /* SSL3 and TLS */
ssl_GetSpecReadLock(ss);
/* XXX The cipher suite should be in the specs and this
* function should get it from crSpec rather than from the "hs".
* See bug 275744 comment 69.
*/
inf.cipherSuite = ss->ssl3.hs.cipher_suite;
inf.compressionMethod = ss->ssl3.crSpec->compression_method;
ssl_ReleaseSpecReadLock(ss);
inf.compressionMethodName =
ssl_GetCompressionMethodName(inf.compressionMethod);
}
if (sid) {
inf.creationTime = sid->creationTime;
inf.lastAccessTime = sid->lastAccessTime;
inf.expirationTime = sid->expirationTime;
if (ss->version < SSL_LIBRARY_VERSION_3_0) { /* SSL2 */
inf.sessionIDLength = SSL2_SESSIONID_BYTES;
memcpy(inf.sessionID, sid->u.ssl2.sessionID,
SSL2_SESSIONID_BYTES);
} else {
unsigned int sidLen = sid->u.ssl3.sessionIDLength;
sidLen = PR_MIN(sidLen, sizeof inf.sessionID);
inf.sessionIDLength = sidLen;
memcpy(inf.sessionID, sid->u.ssl3.sessionID, sidLen);
}
}
}
memcpy(info, &inf, inf.length);
return SECSuccess;
}
