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PolarSSL: initial support added

This is Hoi-Ho Chan's patch with some minor fixes by me. There
are some potential issues in this, but none worse than we can
sort out on the list and over time.
This commit is contained in:
Hoi-Ho Chan 2010-05-05 22:30:46 +02:00 committed by Daniel Stenberg
parent 1de6b97a76
commit 51427e1947
10 changed files with 592 additions and 6 deletions

View File

@ -121,7 +121,7 @@ AC_SUBST(PKGADD_VENDOR)
dnl
dnl initialize all the info variables
curl_ssl_msg="no (--with-ssl / --with-gnutls / --with-nss)"
curl_ssl_msg="no (--with-{ssl,gnutls,nss,polarssl} )"
curl_ssh_msg="no (--with-libssh2)"
curl_zlib_msg="no (--with-zlib)"
curl_krb4_msg="no (--with-krb4*)"
@ -1706,6 +1706,94 @@ if test "$OPENSSL_ENABLED" != "1"; then
fi dnl OPENSSL != 1
dnl ----------------------------------------------------
dnl check for PolarSSL
dnl ----------------------------------------------------
dnl Default to compiler & linker defaults for PolarSSL files & libraries.
OPT_POLARSSL=no
_cppflags=$CPPFLAGS
_ldflags=$LDFLAGS
AC_ARG_WITH(polarssl,dnl
AC_HELP_STRING([--with-polarssl=PATH],[where to look for PolarSSL, PATH points to the installation root (default: /usr/local/)])
AC_HELP_STRING([--without-polarssl], [disable PolarSSL detection]),
OPT_POLARSSL=$withval)
if test "$OPENSSL_ENABLED" != "1"; then
if test X"$OPT_POLARSSL" != Xno; then
if test "$OPT_POLARSSL" = "yes"; then
OPT_POLARSSL=""
fi
if test -z "$OPT_POLARSSL" ; then
dnl check for lib first without setting any new path
AC_CHECK_LIB(polarssl, havege_init,
dnl libpolarssl found, set the variable
[
AC_DEFINE(USE_POLARSSL, 1, [if PolarSSL is enabled])
AC_SUBST(USE_POLARSSL, [1])
POLARSSL_ENABLED=1
USE_POLARSSL="yes"
curl_ssl_msg="enabled (PolarSSL)"
])
fi
if test "x$USE_POLARSSL" != "xyes"; then
dnl add the path and test again
addld=-L$OPT_POLARSSL/lib$libsuff
addcflags=-I$OPT_POLARSSL/include
polarssllib=$OPT_POLARSSL/lib$libsuff
LDFLAGS="$LDFLAGS $addld"
if test "$addcflags" != "-I/usr/include"; then
CPPFLAGS="$CPPFLAGS $addcflags"
fi
AC_CHECK_LIB(polarssl, ssl_init,
[
AC_DEFINE(USE_POLARSSL, 1, [if PolarSSL is enabled])
AC_SUBST(USE_POLARSSL, [1])
POLARSSL_ENABLED=1
USE_POLARSSL="yes"
curl_ssl_msg="enabled (PolarSSL)"
],
[
CPPFLAGS=$_cppflags
LDFLAGS=$_ldflags
])
fi
if test "x$USE_POLARSSL" = "xyes"; then
AC_MSG_NOTICE([detected PolarSSL])
CURL_LIBS="$CURL_LIBS -lpolarssl"
LIBS="$LIBS -lpolarssl"
if test -n "$polarssllib"; then
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$polarssllib"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $polarssllib to LD_LIBRARY_PATH])
fi
AC_CHECK_LIB(polarssl, x509parse_crl,
[AC_DEFINE(HAVE_POLARSSL_GPL, 1, [if GPL version of PolarSSL is detected])
AC_SUBST(HAVE_POLARSSL_GPL, [1])
])
fi
fi dnl PolarSSL not disabled
fi dnl OPENSSL != 1
dnl ----------------------------------------------------
dnl NSS. Only check if GnuTLS and OpenSSL are not enabled
dnl ----------------------------------------------------
@ -1802,9 +1890,9 @@ if test "$OPENSSL_ENABLED" != "1" -a "$GNUTLS_ENABLED" != "1"; then
fi dnl OPENSSL != 1 -a GNUTLS_ENABLED != 1
if test "x$OPENSSL_ENABLED$GNUTLS_ENABLED$NSS_ENABLED" = "x"; then
if test "x$OPENSSL_ENABLED$GNUTLS_ENABLED$NSS_ENABLED$POLARSSL_ENABLED" = "x"; then
AC_MSG_WARN([SSL disabled, you will not be able to use HTTPS, FTPS, NTLM and more.])
AC_MSG_WARN([Use --with-ssl, --with-gnutls or --with-nss to address this.])
AC_MSG_WARN([Use --with-ssl, --with-gnutls, --with-polarssl or --with-nss to address this.])
else
# SSL is enabled, genericly
AC_SUBST(SSL_ENABLED)

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@ -12,7 +12,7 @@ CSOURCES = file.c timeval.c base64.c hostip.c progress.c formdata.c \
strdup.c socks.c ssh.c nss.c qssl.c rawstr.c curl_addrinfo.c \
socks_gssapi.c socks_sspi.c curl_sspi.c slist.c nonblock.c \
curl_memrchr.c imap.c pop3.c smtp.c pingpong.c rtsp.c curl_threads.c \
warnless.c hmac.c
warnless.c hmac.c polarssl.c
HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h \
progress.h formdata.h cookie.h http.h sendf.h ftp.h url.h dict.h \
@ -25,4 +25,4 @@ HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h \
tftp.h sockaddr.h splay.h strdup.h setup_once.h socks.h ssh.h nssg.h \
curl_base64.h rawstr.h curl_addrinfo.h curl_sspi.h slist.h nonblock.h \
curl_memrchr.h imap.h pop3.h smtp.h pingpong.h rtsp.h curl_threads.h \
warnless.h curl_hmac.h
warnless.h curl_hmac.h polarssl.h

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@ -889,6 +889,9 @@
/* if GnuTLS is enabled */
#cmakedefine USE_GNUTLS ${USE_GNUTLS}
/* if PolarSSL is enabled */
#cmakedefine USE_POLARSSL ${USE_POLARSSL}
/* if libSSH2 is in use */
#cmakedefine USE_LIBSSH2 ${USE_LIBSSH2}

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@ -1865,6 +1865,18 @@ static int https_getsock(struct connectdata *conn,
(void)numsocks;
return GETSOCK_BLANK;
}
#else
#ifdef USE_POLARSSL
static int https_getsock(struct connectdata *conn,
curl_socket_t *socks,
int numsocks)
{
(void)conn;
(void)socks;
(void)numsocks;
return GETSOCK_BLANK;
}
#endif
#endif
#endif
#endif

391
lib/polarssl.c Normal file
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@ -0,0 +1,391 @@
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2010, Hoi-Ho Chan, <hoiho.chan@gmail.com>
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
/*
* Source file for all PolarSSL-specific code for the TLS/SSL layer. No code
* but sslgen.c should ever call or use these functions.
*
*/
#include "setup.h"
#ifdef USE_POLARSSL
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <polarssl/net.h>
#include <polarssl/ssl.h>
#include <polarssl/havege.h>
#include <polarssl/certs.h>
#include <polarssl/x509.h>
#include "urldata.h"
#include "sendf.h"
#include "inet_pton.h"
#include "polarssl.h"
#include "sslgen.h"
#include "parsedate.h"
#include "connect.h" /* for the connect timeout */
#include "select.h"
#include "rawstr.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
#include "curl_memory.h"
/* The last #include file should be: */
#include "memdebug.h"
/* Define this to enable lots of debugging for PolarSSL */
#undef POLARSSL_DEBUG
#ifdef POLARSSL_DEBUG
static void polarssl_debug(void *context, int level, char *line)
{
struct SessionHandle *data = NULL;
if(!context)
return;
data = (struct SessionHandle *)context;
infof(data, "%s", line);
}
#else
#endif
/*
* This function loads all the client/CA certificates and CRLs. Setup the TLS
* layer and do all necessary magic.
*/
CURLcode
Curl_polarssl_connect(struct connectdata *conn,
int sockindex)
{
struct SessionHandle *data = conn->data;
bool sni = TRUE; /* default is SNI enabled */
int ret = -1;
#ifdef ENABLE_IPV6
struct in6_addr addr;
#else
struct in_addr addr;
#endif
void *old_session = NULL;
size_t old_session_size = 0;
#if defined(HAVE_POLARSSL_GPL)
char buffer[1024];
#endif
if(conn->ssl[sockindex].state == ssl_connection_complete)
return CURLE_OK;
/* PolarSSL only supports SSLv3 and TLSv1 */
if(data->set.ssl.version == CURL_SSLVERSION_SSLv2) {
failf(data, "PolarSSL does not support SSLv2");
return CURLE_SSL_CONNECT_ERROR;
} else if(data->set.ssl.version == CURL_SSLVERSION_SSLv3) {
sni = FALSE; /* SSLv3 has no SNI */
}
havege_init(&conn->ssl[sockindex].hs);
/* Load the trusted CA */
memset(&conn->ssl[sockindex].cacert, 0, sizeof(x509_cert));
if(data->set.str[STRING_SSL_CAFILE]) {
ret = x509parse_crtfile(&conn->ssl[sockindex].cacert,
data->set.str[STRING_SSL_CAFILE]);
if(ret) {
failf(data, "Error reading ca cert file %s: -0x%04X",
data->set.str[STRING_SSL_CAFILE], -ret);
if(data->set.ssl.verifypeer)
return CURLE_SSL_CACERT_BADFILE;
}
}
/* Load the client certificate */
memset(&conn->ssl[sockindex].clicert, 0, sizeof(x509_cert));
if(data->set.str[STRING_CERT]) {
#if !defined(HAVE_POLARSSL_GPL)
/* FIXME: PolarSSL has a bug where we need to import it twice */
ret = x509parse_crtfile(&conn->ssl[sockindex].clicert,
data->set.str[STRING_CERT]);
#endif
ret = x509parse_crtfile(&conn->ssl[sockindex].clicert,
data->set.str[STRING_CERT]);
if(ret) {
failf(data, "Error reading client cert file %s: -0x%04X",
data->set.str[STRING_CERT], -ret);
return CURLE_SSL_CERTPROBLEM;
}
}
/* Load the client private key */
if(data->set.str[STRING_KEY]) {
ret = x509parse_keyfile(&conn->ssl[sockindex].rsa,
data->set.str[STRING_KEY],
data->set.str[STRING_KEY_PASSWD]);
if(ret) {
failf(data, "Error reading private key %s: -0x%04X",
data->set.str[STRING_KEY], -ret);
return CURLE_SSL_CERTPROBLEM;
}
}
#if defined(HAVE_POLARSSL_GPL)
/* Load the CRL */
memset(&conn->ssl[sockindex].crl, 0, sizeof(x509_crl));
if(data->set.str[STRING_SSL_CRLFILE]) {
ret = x509parse_crlfile(&conn->ssl[sockindex].crl,
data->set.str[STRING_SSL_CRLFILE]);
if(ret) {
failf(data, "Error reading CRL file %s: -0x%04X",
data->set.str[STRING_SSL_CRLFILE], -ret);
return CURLE_SSL_CRL_BADFILE;
}
}
#endif
infof(data, "PolarSSL: Connected to %s:%d\n",
conn->host.name, conn->remote_port);
havege_init(&conn->ssl[sockindex].hs);
if(ssl_init(&conn->ssl[sockindex].ssl)) {
failf(data, "PolarSSL: ssl_init failed");
return CURLE_SSL_CONNECT_ERROR;
}
ssl_set_endpoint(&conn->ssl[sockindex].ssl, SSL_IS_CLIENT);
ssl_set_authmode(&conn->ssl[sockindex].ssl, SSL_VERIFY_OPTIONAL);
ssl_set_rng(&conn->ssl[sockindex].ssl, havege_rand,
&conn->ssl[sockindex].hs);
ssl_set_bio(&conn->ssl[sockindex].ssl,
net_recv, &conn->sock[sockindex],
net_send, &conn->sock[sockindex]);
ssl_set_ciphers(&conn->ssl[sockindex].ssl, ssl_default_ciphers);
if(!Curl_ssl_getsessionid(conn, &old_session, &old_session_size)) {
memcpy(&conn->ssl[sockindex].ssn, old_session, old_session_size);
infof(data, "PolarSSL re-using session\n");
}
ssl_set_session(&conn->ssl[sockindex].ssl, 1, 600,
&conn->ssl[sockindex].ssn);
ssl_set_ca_chain(&conn->ssl[sockindex].ssl,
#if defined(HAVE_POLARSSL_GPL)
&conn->ssl[sockindex].cacert,
&conn->ssl[sockindex].crl,
conn->host.name);
#else
&conn->ssl[sockindex].cacert, conn->host.name);
#endif
ssl_set_own_cert(&conn->ssl[sockindex].ssl,
&conn->ssl[sockindex].clicert, &conn->ssl[sockindex].rsa);
if(!Curl_inet_pton(AF_INET, conn->host.name, &addr) &&
#ifdef ENABLE_IPV6
!Curl_inet_pton(AF_INET6, conn->host.name, &addr) &&
#endif
sni && ssl_set_hostname(&conn->ssl[sockindex].ssl, conn->host.name)) {
infof(data, "WARNING: failed to configure "
"server name indication (SNI) TLS extension\n");
}
infof(data, "PolarSSL: performing SSL/TLS handshake...\n");
#ifdef POLARSSL_DEBUG
ssl_set_dbg(&conn->ssl[sockindex].ssl, polarssl_debug, data);
#endif
do {
if (!(ret = ssl_handshake(&conn->ssl[sockindex].ssl))) {
break;
} else if(ret != POLARSSL_ERR_NET_TRY_AGAIN) {
failf(data, "ssl_handshake returned -0x%04X", -ret);
return CURLE_SSL_CONNECT_ERROR;
} else {
/* wait for data from server... */
long timeout_ms = Curl_timeleft(conn, NULL, TRUE);
if(timeout_ms < 0) {
failf(data, "SSL connection timeout");
return CURLE_OPERATION_TIMEDOUT;
}
switch(Curl_socket_ready(conn->sock[sockindex],
CURL_SOCKET_BAD, timeout_ms)) {
case 0:
failf(data, "SSL handshake timeout");
return CURLE_OPERATION_TIMEDOUT;
break;
case CURL_CSELECT_IN:
continue;
break;
default:
return CURLE_SSL_CONNECT_ERROR;
break;
}
}
} while (1);
infof(data, "PolarSSL: Handshake complete, cipher is %s\n",
ssl_get_cipher(&conn->ssl[sockindex].ssl));
ret = ssl_get_verify_result(&conn->ssl[sockindex].ssl);
if(ret && data->set.ssl.verifypeer) {
if(ret & BADCERT_EXPIRED)
failf(data, "Cert verify failed: BADCERT_EXPIRED\n");
if(ret & BADCERT_REVOKED)
failf(data, "Cert verify failed: BADCERT_REVOKED");
if(ret & BADCERT_CN_MISMATCH)
failf(data, "Cert verify failed: BADCERT_CN_MISMATCH");
if(ret & BADCERT_NOT_TRUSTED)
failf(data, "Cert verify failed: BADCERT_NOT_TRUSTED");
return CURLE_SSL_CACERT;
}
if(conn->ssl[sockindex].ssl.peer_cert) {
/* If the session was resumed, there will be no peer certs */
#if !defined(HAVE_POLARSSL_GPL)
char *buffer = x509parse_cert_info("* ", conn->ssl[sockindex].ssl.peer_cert);
if(buffer)
#else
memset(buffer, 0, sizeof(buffer));
if(x509parse_cert_info(buffer, sizeof(buffer), (char *)"* ",
conn->ssl[sockindex].ssl.peer_cert) != -1)
#endif
infof(data, "Dumping cert info:\n%s\n", buffer);
}
conn->ssl[sockindex].state = ssl_connection_complete;
/* Save the current session data for possible re-use */
{
void *new_session = malloc(sizeof(conn->ssl[sockindex].ssn));
if(new_session) {
memcpy(new_session, &conn->ssl[sockindex].ssn,
sizeof(conn->ssl[sockindex].ssn));
if(old_session)
Curl_ssl_delsessionid(conn, old_session);
return Curl_ssl_addsessionid(conn, new_session,
sizeof(conn->ssl[sockindex].ssn));
}
}
return CURLE_OK;
}
/* for documentation see Curl_ssl_send() in sslgen.h */
ssize_t Curl_polarssl_send(struct connectdata *conn,
int sockindex,
const void *mem,
size_t len,
int *curlcode)
{
int ret = -1;
ret = ssl_write(&conn->ssl[sockindex].ssl,
(unsigned char *)mem, len);
if(ret < 0) {
*curlcode = (ret == POLARSSL_ERR_NET_TRY_AGAIN) ? -1 : CURLE_SEND_ERROR;
ret = -1;
}
return ret;
}
void Curl_polarssl_close_all(struct SessionHandle *data)
{
(void)data;
}
void Curl_polarssl_close(struct connectdata *conn, int sockindex)
{
rsa_free(&conn->ssl[sockindex].rsa);
x509_free(&conn->ssl[sockindex].clicert);
x509_free(&conn->ssl[sockindex].cacert);
#if defined(HAVE_POLARSSL_GPL)
x509_crl_free(&conn->ssl[sockindex].crl);
#endif
ssl_free(&conn->ssl[sockindex].ssl);
}
/* for documentation see Curl_ssl_recv() in sslgen.h */
ssize_t Curl_polarssl_recv(struct connectdata *conn,
int num,
char *buf,
size_t buffersize,
int *curlcode)
{
int ret = -1;
ssize_t len = -1;
memset(buf, 0, buffersize);
ret = ssl_read(&conn->ssl[num].ssl, (unsigned char *)buf, buffersize);
if(ret <= 0) {
*curlcode = (ret == POLARSSL_ERR_NET_TRY_AGAIN) ? -1 : CURLE_RECV_ERROR;
return -1;
}
len = ret;
return len;
}
void Curl_polarssl_session_free(void *ptr)
{
free(ptr);
}
size_t Curl_polarssl_version(char *buffer, size_t size)
{
return snprintf(buffer, size, "PolarSSL");
}
#endif

67
lib/polarssl.h Normal file
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@ -0,0 +1,67 @@
#ifndef __POLARSSL_H
#define __POLARSSL_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2010, Hoi-Ho Chan, <hoiho.chan@gmail.com>
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id: polarssl.h,v 1.10 2009-02-12 20:48:43 danf Exp $
***************************************************************************/
#ifdef USE_POLARSSL
CURLcode Curl_polarssl_connect(struct connectdata *conn, int sockindex);
/* tell PolarSSL to close down all open information regarding connections (and
thus session ID caching etc) */
void Curl_polarssl_close_all(struct SessionHandle *data);
/* close a SSL connection */
void Curl_polarssl_close(struct connectdata *conn, int sockindex);
/* return number of sent (non-SSL) bytes */
ssize_t Curl_polarssl_send(struct connectdata *conn, int sockindex,
const void *mem, size_t len, int *curlcode);
ssize_t Curl_polarssl_recv(struct connectdata *conn, /* connection data */
int num, /* socketindex */
char *buf, /* store read data here */
size_t buffersize, /* max amount to read */
int *curlcode);
void Curl_polarssl_session_free(void *ptr);
size_t Curl_polarssl_version(char *buffer, size_t size);
int Curl_polarssl_shutdown(struct connectdata *conn, int sockindex);
/* API setup for PolarSSL */
#define curlssl_init() (1)
#define curlssl_cleanup()
#define curlssl_connect Curl_polarssl_connect
#define curlssl_session_free(x) Curl_polarssl_session_free(x)
#define curlssl_close_all Curl_polarssl_close_all
#define curlssl_close Curl_polarssl_close
#define curlssl_shutdown(x,y) 0
#define curlssl_set_engine(x,y) (x=x, y=y, CURLE_FAILED_INIT)
#define curlssl_set_engine_default(x) (x=x, CURLE_FAILED_INIT)
#define curlssl_engines_list(x) (x=x, (struct curl_slist *)NULL)
#define curlssl_send Curl_polarssl_send
#define curlssl_recv Curl_polarssl_recv
#define curlssl_version Curl_polarssl_version
#define curlssl_check_cxn(x) (x=x, -1)
#define curlssl_data_pending(x,y) (x=x, y=y, 0)
#endif /* USE_POLARSSL */
#endif

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@ -525,7 +525,7 @@ int netware_init(void);
#define LIBIDN_REQUIRED_VERSION "0.4.1"
#if defined(USE_GNUTLS) || defined(USE_SSLEAY) || defined(USE_NSS) || defined(USE_QSOSSL)
#if defined(USE_GNUTLS) || defined(USE_SSLEAY) || defined(USE_NSS) || defined(USE_QSOSSL) || defined(USE_POLARSSL)
#define USE_SSL /* SSL support has been enabled */
#endif

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@ -31,6 +31,7 @@
Curl_ossl_ - prefix for OpenSSL ones
Curl_gtls_ - prefix for GnuTLS ones
Curl_nss_ - prefix for NSS ones
Curl_polarssl_ - prefix for PolarSSL ones
Note that this source code uses curlssl_* functions, and they are all
defines/macros #defined by the lib-specific header files.
@ -55,6 +56,7 @@
#include "gtls.h" /* GnuTLS versions */
#include "nssg.h" /* NSS versions */
#include "qssl.h" /* QSOSSL versions */
#include "polarssl.h" /* PolarSSL versions */
#include "sendf.h"
#include "rawstr.h"
#include "url.h"

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@ -102,6 +102,11 @@
#include <gnutls/gnutls.h>
#endif
#ifdef USE_POLARSSL
#include <polarssl/havege.h>
#include <polarssl/ssl.h>
#endif
#ifdef USE_NSS
#include <nspr.h>
#include <pk11pub.h>
@ -233,6 +238,18 @@ struct ssl_connect_data {
gnutls_certificate_credentials cred;
ssl_connect_state connecting_state;
#endif /* USE_GNUTLS */
#ifdef USE_POLARSSL
havege_state hs;
ssl_context ssl;
ssl_session ssn;
int server_fd;
x509_cert cacert;
x509_cert clicert;
#if defined(HAVE_POLARSSL_GPL)
x509_crl crl;
#endif
rsa_context rsa;
#endif /* USE_POLARSSL */
#ifdef USE_NSS
PRFileDesc *handle;
char *client_nickname;

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@ -202,6 +202,7 @@ my $has_openssl; # built with a lib using an OpenSSL-like API
my $has_gnutls; # built with GnuTLS
my $has_nss; # built with NSS
my $has_yassl; # built with yassl
my $has_polarssl;# built with polarssl
my $ssllib; # name of the lib we use (for human presentation)
my $has_crypto; # set if libcurl is built with cryptographic support
@ -1929,6 +1930,11 @@ sub checksystem {
$has_openssl=1;
$ssllib="yassl";
}
elsif ($libcurl =~ /polarssl/i) {
$has_polarssl=1;
$has_openssl=1;
$ssllib="polarssl";
}
}
elsif($_ =~ /^Protocols: (.*)/i) {
# these are the protocols compiled in to this libcurl