RetroZilla/security/nss/lib/ssl/sslreveal.c
2018-05-19 22:01:21 +08:00

113 lines
2.9 KiB
C

/*
* Accessor functions for SSLSocket private members.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "cert.h"
#include "ssl.h"
#include "certt.h"
#include "sslimpl.h"
/* given PRFileDesc, returns a copy of certificate associated with the socket
* the caller should delete the cert when done with SSL_DestroyCertificate
*/
CERTCertificate *
SSL_RevealCert(PRFileDesc * fd)
{
CERTCertificate * cert = NULL;
sslSocket * sslsocket = NULL;
sslsocket = ssl_FindSocket(fd);
/* CERT_DupCertificate increases reference count and returns pointer to
* the same cert
*/
if (sslsocket && sslsocket->sec.peerCert)
cert = CERT_DupCertificate(sslsocket->sec.peerCert);
return cert;
}
/* given PRFileDesc, returns a pointer to PinArg associated with the socket
*/
void *
SSL_RevealPinArg(PRFileDesc * fd)
{
sslSocket * sslsocket = NULL;
void * PinArg = NULL;
sslsocket = ssl_FindSocket(fd);
/* is pkcs11PinArg part of the sslSocket or sslSecurityInfo ? */
if (sslsocket)
PinArg = sslsocket->pkcs11PinArg;
return PinArg;
}
/* given PRFileDesc, returns a pointer to the URL associated with the socket
* the caller should free url when done
*/
char *
SSL_RevealURL(PRFileDesc * fd)
{
sslSocket * sslsocket = NULL;
char * url = NULL;
sslsocket = ssl_FindSocket(fd);
if (sslsocket && sslsocket->url)
url = PL_strdup(sslsocket->url);
return url;
}
/* given PRFileDesc, returns status information related to extensions
* negotiated with peer during the handshake.
*/
SECStatus
SSL_HandshakeNegotiatedExtension(PRFileDesc * socket,
SSLExtensionType extId,
PRBool *pYes)
{
/* some decisions derived from SSL_GetChannelInfo */
sslSocket * sslsocket = NULL;
if (!pYes) {
PORT_SetError(SEC_ERROR_INVALID_ARGS);
return SECFailure;
}
sslsocket = ssl_FindSocket(socket);
if (!sslsocket) {
SSL_DBG(("%d: SSL[%d]: bad socket in HandshakeNegotiatedExtension",
SSL_GETPID(), socket));
return SECFailure;
}
*pYes = PR_FALSE;
/* according to public API SSL_GetChannelInfo, this doesn't need a lock */
if (sslsocket->opt.useSecurity) {
if (sslsocket->ssl3.initialized) { /* SSL3 and TLS */
/* now we know this socket went through ssl3_InitState() and
* ss->xtnData got initialized, which is the only member accessed by
* ssl3_ExtensionNegotiated();
* Member xtnData appears to get accessed in functions that handle
* the handshake (hello messages and extension sending),
* therefore the handshake lock should be sufficient.
*/
ssl_GetSSL3HandshakeLock(sslsocket);
*pYes = ssl3_ExtensionNegotiated(sslsocket, extId);
ssl_ReleaseSSL3HandshakeLock(sslsocket);
}
}
return SECSuccess;
}