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gecko/security/nss/cmd/tstclnt/tstclnt.c

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/* 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/. */
/*
**
** Sample client side test program that uses SSL and NSS
**
*/
#include "secutil.h"
#include "basicutil.h"
#if defined(XP_UNIX)
#include <unistd.h>
#else
#include <ctype.h> /* for isalpha() */
#endif
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include "nspr.h"
#include "prio.h"
#include "prnetdb.h"
#include "nss.h"
#include "ocsp.h"
#include "ssl.h"
#include "sslproto.h"
#include "pk11func.h"
#include "plgetopt.h"
#include "plstr.h"
#if defined(WIN32)
#include <fcntl.h>
#include <io.h>
#endif
#define PRINTF if (verbose) printf
#define FPRINTF if (verbose) fprintf
#define MAX_WAIT_FOR_SERVER 600
#define WAIT_INTERVAL 100
#define EXIT_CODE_HANDSHAKE_FAILED 254
#define EXIT_CODE_SIDECHANNELTEST_GOOD 0
#define EXIT_CODE_SIDECHANNELTEST_BADCERT 1
#define EXIT_CODE_SIDECHANNELTEST_NODATA 2
#define EXIT_CODE_SIDECHANNELTEST_REVOKED 3
PRIntervalTime maxInterval = PR_INTERVAL_NO_TIMEOUT;
int ssl2CipherSuites[] = {
SSL_EN_RC4_128_WITH_MD5, /* A */
SSL_EN_RC4_128_EXPORT40_WITH_MD5, /* B */
SSL_EN_RC2_128_CBC_WITH_MD5, /* C */
SSL_EN_RC2_128_CBC_EXPORT40_WITH_MD5, /* D */
SSL_EN_DES_64_CBC_WITH_MD5, /* E */
SSL_EN_DES_192_EDE3_CBC_WITH_MD5, /* F */
0
};
int ssl3CipherSuites[] = {
-1, /* SSL_FORTEZZA_DMS_WITH_FORTEZZA_CBC_SHA* a */
-1, /* SSL_FORTEZZA_DMS_WITH_RC4_128_SHA, * b */
SSL_RSA_WITH_RC4_128_MD5, /* c */
SSL_RSA_WITH_3DES_EDE_CBC_SHA, /* d */
SSL_RSA_WITH_DES_CBC_SHA, /* e */
SSL_RSA_EXPORT_WITH_RC4_40_MD5, /* f */
SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5, /* g */
-1, /* SSL_FORTEZZA_DMS_WITH_NULL_SHA, * h */
SSL_RSA_WITH_NULL_MD5, /* i */
SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA, /* j */
SSL_RSA_FIPS_WITH_DES_CBC_SHA, /* k */
TLS_RSA_EXPORT1024_WITH_DES_CBC_SHA, /* l */
TLS_RSA_EXPORT1024_WITH_RC4_56_SHA, /* m */
SSL_RSA_WITH_RC4_128_SHA, /* n */
TLS_DHE_DSS_WITH_RC4_128_SHA, /* o */
SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA, /* p */
SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA, /* q */
SSL_DHE_RSA_WITH_DES_CBC_SHA, /* r */
SSL_DHE_DSS_WITH_DES_CBC_SHA, /* s */
TLS_DHE_DSS_WITH_AES_128_CBC_SHA, /* t */
TLS_DHE_RSA_WITH_AES_128_CBC_SHA, /* u */
TLS_RSA_WITH_AES_128_CBC_SHA, /* v */
TLS_DHE_DSS_WITH_AES_256_CBC_SHA, /* w */
TLS_DHE_RSA_WITH_AES_256_CBC_SHA, /* x */
TLS_RSA_WITH_AES_256_CBC_SHA, /* y */
SSL_RSA_WITH_NULL_SHA, /* z */
0
};
unsigned long __cmp_umuls;
PRBool verbose;
int renegotiationsToDo = 0;
int renegotiationsDone = 0;
static char *progName;
secuPWData pwdata = { PW_NONE, 0 };
void printSecurityInfo(PRFileDesc *fd)
{
CERTCertificate * cert;
const SECItemArray *csa;
SSL3Statistics * ssl3stats = SSL_GetStatistics();
SECStatus result;
SSLChannelInfo channel;
SSLCipherSuiteInfo suite;
result = SSL_GetChannelInfo(fd, &channel, sizeof channel);
if (result == SECSuccess &&
channel.length == sizeof channel &&
channel.cipherSuite) {
result = SSL_GetCipherSuiteInfo(channel.cipherSuite,
&suite, sizeof suite);
if (result == SECSuccess) {
FPRINTF(stderr,
"tstclnt: SSL version %d.%d using %d-bit %s with %d-bit %s MAC\n",
channel.protocolVersion >> 8, channel.protocolVersion & 0xff,
suite.effectiveKeyBits, suite.symCipherName,
suite.macBits, suite.macAlgorithmName);
FPRINTF(stderr,
"tstclnt: Server Auth: %d-bit %s, Key Exchange: %d-bit %s\n"
" Compression: %s\n",
channel.authKeyBits, suite.authAlgorithmName,
channel.keaKeyBits, suite.keaTypeName,
channel.compressionMethodName);
}
}
cert = SSL_RevealCert(fd);
if (cert) {
char * ip = CERT_NameToAscii(&cert->issuer);
char * sp = CERT_NameToAscii(&cert->subject);
if (sp) {
fprintf(stderr, "subject DN: %s\n", sp);
PORT_Free(sp);
}
if (ip) {
fprintf(stderr, "issuer DN: %s\n", ip);
PORT_Free(ip);
}
CERT_DestroyCertificate(cert);
cert = NULL;
}
fprintf(stderr,
"%ld cache hits; %ld cache misses, %ld cache not reusable\n"
"%ld stateless resumes\n",
ssl3stats->hsh_sid_cache_hits, ssl3stats->hsh_sid_cache_misses,
ssl3stats->hsh_sid_cache_not_ok, ssl3stats->hsh_sid_stateless_resumes);
csa = SSL_PeerStapledOCSPResponses(fd);
if (csa) {
fprintf(stderr, "Received %d Cert Status items (OCSP stapled data)\n",
csa->len);
}
}
void
handshakeCallback(PRFileDesc *fd, void *client_data)
{
const char *secondHandshakeName = (char *)client_data;
if (secondHandshakeName) {
SSL_SetURL(fd, secondHandshakeName);
}
printSecurityInfo(fd);
if (renegotiationsDone < renegotiationsToDo) {
SSL_ReHandshake(fd, (renegotiationsToDo < 2));
++renegotiationsDone;
}
}
static void PrintUsageHeader(const char *progName)
{
fprintf(stderr,
"Usage: %s -h host [-a 1st_hs_name ] [-a 2nd_hs_name ] [-p port]\n"
"[-d certdir] [-n nickname] [-Bafosvx] [-c ciphers] [-Y]\n"
"[-V [min-version]:[max-version]] [-T]\n"
"[-r N] [-w passwd] [-W pwfile] [-q [-t seconds]]\n",
progName);
}
static void PrintParameterUsage(void)
{
fprintf(stderr, "%-20s Send different SNI name. 1st_hs_name - at first\n"
"%-20s handshake, 2nd_hs_name - at second handshake.\n"
"%-20s Default is host from the -h argument.\n", "-a name",
"", "");
fprintf(stderr, "%-20s Hostname to connect with\n", "-h host");
fprintf(stderr, "%-20s Port number for SSL server\n", "-p port");
fprintf(stderr,
"%-20s Directory with cert database (default is ~/.netscape)\n",
"-d certdir");
fprintf(stderr, "%-20s Nickname of key and cert for client auth\n",
"-n nickname");
fprintf(stderr,
"%-20s Bypass PKCS11 layer for SSL encryption and MACing.\n", "-B");
fprintf(stderr,
"%-20s Restricts the set of enabled SSL/TLS protocols versions.\n"
"%-20s All versions are enabled by default.\n"
"%-20s Possible values for min/max: ssl2 ssl3 tls1.0 tls1.1 tls1.2\n"
"%-20s Example: \"-V ssl3:\" enables SSL 3 and newer.\n",
"-V [min]:[max]", "", "", "");
fprintf(stderr, "%-20s Prints only payload data. Skips HTTP header.\n", "-S");
fprintf(stderr, "%-20s Client speaks first. \n", "-f");
fprintf(stderr, "%-20s Use synchronous certificate validation "
"(required for SSL2)\n", "-O");
fprintf(stderr, "%-20s Override bad server cert. Make it OK.\n", "-o");
fprintf(stderr, "%-20s Disable SSL socket locking.\n", "-s");
fprintf(stderr, "%-20s Verbose progress reporting.\n", "-v");
fprintf(stderr, "%-20s Use export policy.\n", "-x");
fprintf(stderr, "%-20s Ping the server and then exit.\n", "-q");
fprintf(stderr, "%-20s Timeout for server ping (default: no timeout).\n", "-t seconds");
fprintf(stderr, "%-20s Renegotiate N times (resuming session if N>1).\n", "-r N");
fprintf(stderr, "%-20s Enable the session ticket extension.\n", "-u");
fprintf(stderr, "%-20s Enable compression.\n", "-z");
fprintf(stderr, "%-20s Enable false start.\n", "-g");
fprintf(stderr, "%-20s Enable the cert_status extension (OCSP stapling).\n", "-T");
fprintf(stderr, "%-20s Require fresh revocation info from side channel.\n"
"%-20s -F once means: require for server cert only\n"
"%-20s -F twice means: require for intermediates, too\n"
"%-20s (Connect, handshake with server, disable dynamic download\n"
"%-20s of OCSP/CRL, verify cert using CERT_PKIXVerifyCert.)\n"
"%-20s Exit code:\n"
"%-20s 0: have fresh and valid revocation data, status good\n"
"%-20s 1: cert failed to verify, prior to revocation checking\n"
"%-20s 2: missing, old or invalid revocation data\n"
"%-20s 3: have fresh and valid revocation data, status revoked\n",
"-F", "", "", "", "", "", "", "", "", "");
fprintf(stderr, "%-20s Test -F allows 0=any (default), 1=only OCSP, 2=only CRL\n", "-M");
fprintf(stderr, "%-20s Restrict ciphers\n", "-c ciphers");
fprintf(stderr, "%-20s Print cipher values allowed for parameter -c and exit\n", "-Y");
fprintf(stderr, "%-20s Enforce using an IPv4 destination address\n", "-4");
fprintf(stderr, "%-20s Enforce using an IPv6 destination address\n", "-6");
fprintf(stderr, "%-20s (Options -4 and -6 cannot be combined.)\n", "");
}
static void Usage(const char *progName)
{
PrintUsageHeader(progName);
PrintParameterUsage();
exit(1);
}
static void PrintCipherUsage(const char *progName)
{
PrintUsageHeader(progName);
fprintf(stderr, "%-20s Letter(s) chosen from the following list\n",
"-c ciphers");
fprintf(stderr,
"A SSL2 RC4 128 WITH MD5\n"
"B SSL2 RC4 128 EXPORT40 WITH MD5\n"
"C SSL2 RC2 128 CBC WITH MD5\n"
"D SSL2 RC2 128 CBC EXPORT40 WITH MD5\n"
"E SSL2 DES 64 CBC WITH MD5\n"
"F SSL2 DES 192 EDE3 CBC WITH MD5\n"
"\n"
"c SSL3 RSA WITH RC4 128 MD5\n"
"d SSL3 RSA WITH 3DES EDE CBC SHA\n"
"e SSL3 RSA WITH DES CBC SHA\n"
"f SSL3 RSA EXPORT WITH RC4 40 MD5\n"
"g SSL3 RSA EXPORT WITH RC2 CBC 40 MD5\n"
"i SSL3 RSA WITH NULL MD5\n"
"j SSL3 RSA FIPS WITH 3DES EDE CBC SHA\n"
"k SSL3 RSA FIPS WITH DES CBC SHA\n"
"l SSL3 RSA EXPORT WITH DES CBC SHA\t(new)\n"
"m SSL3 RSA EXPORT WITH RC4 56 SHA\t(new)\n"
"n SSL3 RSA WITH RC4 128 SHA\n"
"o SSL3 DHE DSS WITH RC4 128 SHA\n"
"p SSL3 DHE RSA WITH 3DES EDE CBC SHA\n"
"q SSL3 DHE DSS WITH 3DES EDE CBC SHA\n"
"r SSL3 DHE RSA WITH DES CBC SHA\n"
"s SSL3 DHE DSS WITH DES CBC SHA\n"
"t SSL3 DHE DSS WITH AES 128 CBC SHA\n"
"u SSL3 DHE RSA WITH AES 128 CBC SHA\n"
"v SSL3 RSA WITH AES 128 CBC SHA\n"
"w SSL3 DHE DSS WITH AES 256 CBC SHA\n"
"x SSL3 DHE RSA WITH AES 256 CBC SHA\n"
"y SSL3 RSA WITH AES 256 CBC SHA\n"
"z SSL3 RSA WITH NULL SHA\n"
"\n"
":WXYZ Use cipher with hex code { 0xWX , 0xYZ } in TLS\n"
);
exit(1);
}
void
milliPause(PRUint32 milli)
{
PRIntervalTime ticks = PR_MillisecondsToInterval(milli);
PR_Sleep(ticks);
}
void
disableAllSSLCiphers(void)
{
const PRUint16 *cipherSuites = SSL_GetImplementedCiphers();
int i = SSL_GetNumImplementedCiphers();
SECStatus rv;
/* disable all the SSL3 cipher suites */
while (--i >= 0) {
PRUint16 suite = cipherSuites[i];
rv = SSL_CipherPrefSetDefault(suite, PR_FALSE);
if (rv != SECSuccess) {
PRErrorCode err = PR_GetError();
fprintf(stderr,
"SSL_CipherPrefSet didn't like value 0x%04x (i = %d): %s\n",
suite, i, SECU_Strerror(err));
exit(2);
}
}
}
typedef struct
{
PRBool shouldPause; /* PR_TRUE if we should use asynchronous peer cert
* authentication */
PRBool isPaused; /* PR_TRUE if libssl is waiting for us to validate the
* peer's certificate and restart the handshake. */
void * dbHandle; /* Certificate database handle to use while
* authenticating the peer's certificate. */
PRBool testFreshStatusFromSideChannel;
PRErrorCode sideChannelRevocationTestResultCode;
PRBool requireDataForIntermediates;
PRBool allowOCSPSideChannelData;
PRBool allowCRLSideChannelData;
} ServerCertAuth;
/*
* Callback is called when incoming certificate is not valid.
* Returns SECSuccess to accept the cert anyway, SECFailure to reject.
*/
static SECStatus
ownBadCertHandler(void * arg, PRFileDesc * socket)
{
PRErrorCode err = PR_GetError();
/* can log invalid cert here */
fprintf(stderr, "Bad server certificate: %d, %s\n", err,
SECU_Strerror(err));
return SECSuccess; /* override, say it's OK. */
}
#define EXIT_CODE_SIDECHANNELTEST_GOOD 0
#define EXIT_CODE_SIDECHANNELTEST_BADCERT 1
#define EXIT_CODE_SIDECHANNELTEST_NODATA 2
#define EXIT_CODE_SIDECHANNELTEST_REVOKED 3
static void
verifyFromSideChannel(CERTCertificate *cert, ServerCertAuth *sca)
{
PRUint64 revDoNotUse =
CERT_REV_M_DO_NOT_TEST_USING_THIS_METHOD;
PRUint64 revUseLocalOnlyAndSoftFail =
CERT_REV_M_TEST_USING_THIS_METHOD
| CERT_REV_M_FORBID_NETWORK_FETCHING
| CERT_REV_M_REQUIRE_INFO_ON_MISSING_SOURCE
| CERT_REV_M_IGNORE_MISSING_FRESH_INFO
| CERT_REV_M_STOP_TESTING_ON_FRESH_INFO;
PRUint64 revUseLocalOnlyAndHardFail =
CERT_REV_M_TEST_USING_THIS_METHOD
| CERT_REV_M_FORBID_NETWORK_FETCHING
| CERT_REV_M_REQUIRE_INFO_ON_MISSING_SOURCE
| CERT_REV_M_FAIL_ON_MISSING_FRESH_INFO
| CERT_REV_M_STOP_TESTING_ON_FRESH_INFO;
PRUint64 methodFlagsDoNotUse[2];
PRUint64 methodFlagsCheckSoftFail[2];
PRUint64 methodFlagsCheckHardFail[2];
CERTRevocationTests revTestsDoNotCheck;
CERTRevocationTests revTestsOverallSoftFail;
CERTRevocationTests revTestsOverallHardFail;
CERTRevocationFlags rev;
CERTValInParam cvin[2];
CERTValOutParam cvout[1];
SECStatus rv;
methodFlagsDoNotUse[cert_revocation_method_crl] = revDoNotUse;
methodFlagsDoNotUse[cert_revocation_method_ocsp] = revDoNotUse;
methodFlagsCheckSoftFail[cert_revocation_method_crl] =
sca->allowCRLSideChannelData ? revUseLocalOnlyAndSoftFail : revDoNotUse;
methodFlagsCheckSoftFail[cert_revocation_method_ocsp] =
sca->allowOCSPSideChannelData ? revUseLocalOnlyAndSoftFail : revDoNotUse;
methodFlagsCheckHardFail[cert_revocation_method_crl] =
sca->allowCRLSideChannelData ? revUseLocalOnlyAndHardFail : revDoNotUse;
methodFlagsCheckHardFail[cert_revocation_method_ocsp] =
sca->allowOCSPSideChannelData ? revUseLocalOnlyAndHardFail : revDoNotUse;
revTestsDoNotCheck.cert_rev_flags_per_method = methodFlagsDoNotUse;
revTestsDoNotCheck.number_of_defined_methods = 2;
revTestsDoNotCheck.number_of_preferred_methods = 0;
revTestsDoNotCheck.cert_rev_method_independent_flags =
CERT_REV_MI_TEST_ALL_LOCAL_INFORMATION_FIRST
| CERT_REV_MI_NO_OVERALL_INFO_REQUIREMENT;
revTestsOverallSoftFail.cert_rev_flags_per_method = 0; /* must define later */
revTestsOverallSoftFail.number_of_defined_methods = 2;
revTestsOverallSoftFail.number_of_preferred_methods = 0;
revTestsOverallSoftFail.cert_rev_method_independent_flags =
CERT_REV_MI_TEST_ALL_LOCAL_INFORMATION_FIRST
| CERT_REV_MI_NO_OVERALL_INFO_REQUIREMENT;
revTestsOverallHardFail.cert_rev_flags_per_method = 0; /* must define later */
revTestsOverallHardFail.number_of_defined_methods = 2;
revTestsOverallHardFail.number_of_preferred_methods = 0;
revTestsOverallHardFail.cert_rev_method_independent_flags =
CERT_REV_MI_TEST_ALL_LOCAL_INFORMATION_FIRST
| CERT_REV_MI_REQUIRE_SOME_FRESH_INFO_AVAILABLE;
rev.chainTests = revTestsDoNotCheck;
rev.leafTests = revTestsDoNotCheck;
cvin[0].type = cert_pi_revocationFlags;
cvin[0].value.pointer.revocation = &rev;
cvin[1].type = cert_pi_end;
cvout[0].type = cert_po_end;
/* Strategy:
*
* Verify with revocation checking disabled.
* On failure return 1.
*
* if result if "good", then continue testing.
*
* Verify with CERT_REV_M_FAIL_ON_MISSING_FRESH_INFO.
* If result is good, return 0.
*
* On failure continue testing, find out why it failed.
*
* Verify with CERT_REV_M_IGNORE_MISSING_FRESH_INFO
*
* If result is "good", then our previous test failed,
* because we don't have fresh revocation info, return 2.
*
* If result is still bad, we do have revocation info,
* and it says "revoked" or something equivalent, return 3.
*/
/* revocation checking disabled */
rv = CERT_PKIXVerifyCert(cert, certificateUsageSSLServer,
cvin, cvout, NULL);
if (rv != SECSuccess) {
sca->sideChannelRevocationTestResultCode =
EXIT_CODE_SIDECHANNELTEST_BADCERT;
return;
}
/* revocation checking, hard fail */
if (sca->allowOCSPSideChannelData && sca->allowCRLSideChannelData) {
/* any method is allowed. use soft fail on individual checks,
* but use hard fail on the overall check
*/
revTestsOverallHardFail.cert_rev_flags_per_method = methodFlagsCheckSoftFail;
}
else {
/* only one method is allowed. use hard fail on the individual checks.
* hard/soft fail is irrelevant on overall flags.
*/
revTestsOverallHardFail.cert_rev_flags_per_method = methodFlagsCheckHardFail;
}
rev.leafTests = revTestsOverallHardFail;
rev.chainTests =
sca->requireDataForIntermediates ? revTestsOverallHardFail : revTestsDoNotCheck;
rv = CERT_PKIXVerifyCert(cert, certificateUsageSSLServer,
cvin, cvout, NULL);
if (rv == SECSuccess) {
sca->sideChannelRevocationTestResultCode =
EXIT_CODE_SIDECHANNELTEST_GOOD;
return;
}
/* revocation checking, soft fail */
revTestsOverallSoftFail.cert_rev_flags_per_method = methodFlagsCheckSoftFail;
rev.leafTests = revTestsOverallSoftFail;
rev.chainTests =
sca->requireDataForIntermediates ? revTestsOverallSoftFail : revTestsDoNotCheck;
rv = CERT_PKIXVerifyCert(cert, certificateUsageSSLServer,
cvin, cvout, NULL);
if (rv == SECSuccess) {
sca->sideChannelRevocationTestResultCode =
EXIT_CODE_SIDECHANNELTEST_NODATA;
return;
}
sca->sideChannelRevocationTestResultCode =
EXIT_CODE_SIDECHANNELTEST_REVOKED;
}
static SECStatus
ownAuthCertificate(void *arg, PRFileDesc *fd, PRBool checkSig,
PRBool isServer)
{
ServerCertAuth * serverCertAuth = (ServerCertAuth *) arg;
if (!serverCertAuth->shouldPause) {
CERTCertificate *cert;
int i;
const SECItemArray *csa;
if (!serverCertAuth->testFreshStatusFromSideChannel) {
return SSL_AuthCertificate(serverCertAuth->dbHandle,
fd, checkSig, isServer);
}
/* No verification attempt must have happened before now,
* to ensure revocation data has been actively retrieved yet,
* or our test will produce incorrect results.
*/
cert = SSL_RevealCert(fd);
if (!cert) {
exit(254);
}
csa = SSL_PeerStapledOCSPResponses(fd);
if (csa) {
for (i = 0; i < csa->len; ++i) {
PORT_SetError(0);
if (CERT_CacheOCSPResponseFromSideChannel(
serverCertAuth->dbHandle, cert, PR_Now(),
&csa->items[i], arg) != SECSuccess) {
PRErrorCode error = PR_GetError();
PORT_Assert(error != 0);
}
}
}
verifyFromSideChannel(cert, serverCertAuth);
CERT_DestroyCertificate(cert);
/* return success to ensure our caller will continue and we will
* reach the code that handles
* serverCertAuth->sideChannelRevocationTestResultCode
*/
return SECSuccess;
}
FPRINTF(stderr, "%s: using asynchronous certificate validation\n",
progName);
PORT_Assert(!serverCertAuth->isPaused);
serverCertAuth->isPaused = PR_TRUE;
return SECWouldBlock;
}
SECStatus
own_GetClientAuthData(void * arg,
PRFileDesc * socket,
struct CERTDistNamesStr * caNames,
struct CERTCertificateStr ** pRetCert,
struct SECKEYPrivateKeyStr **pRetKey)
{
if (verbose > 1) {
SECStatus rv;
fprintf(stderr, "Server requested Client Authentication\n");
if (caNames && caNames->nnames > 0) {
PLArenaPool *arena = caNames->arena;
if (!arena)
arena = PORT_NewArena(2048);
if (arena) {
int i;
for (i = 0; i < caNames->nnames; ++i) {
char *nameString;
CERTName dn;
rv = SEC_QuickDERDecodeItem(arena,
&dn,
SEC_ASN1_GET(CERT_NameTemplate),
caNames->names + i);
if (rv != SECSuccess)
continue;
nameString = CERT_NameToAscii(&dn);
if (!nameString)
continue;
fprintf(stderr, "CA[%d]: %s\n", i + 1, nameString);
PORT_Free(nameString);
}
if (!caNames->arena) {
PORT_FreeArena(arena, PR_FALSE);
}
}
}
rv = NSS_GetClientAuthData(arg, socket, caNames, pRetCert, pRetKey);
if (rv == SECSuccess && *pRetCert) {
char *nameString = CERT_NameToAscii(&((*pRetCert)->subject));
if (nameString) {
fprintf(stderr, "sent cert: %s\n", nameString);
PORT_Free(nameString);
}
} else {
fprintf(stderr, "send no cert\n");
}
return rv;
}
return NSS_GetClientAuthData(arg, socket, caNames, pRetCert, pRetKey);
}
#if defined(WIN32) || defined(OS2)
void
thread_main(void * arg)
{
PRFileDesc * ps = (PRFileDesc *)arg;
PRFileDesc * std_in = PR_GetSpecialFD(PR_StandardInput);
int wc, rc;
char buf[256];
#ifdef WIN32
{
/* Put stdin into O_BINARY mode
** or else incoming \r\n's will become \n's.
*/
int smrv = _setmode(_fileno(stdin), _O_BINARY);
if (smrv == -1) {
fprintf(stderr,
"%s: Cannot change stdin to binary mode. Use -i option instead.\n",
progName);
/* plow ahead anyway */
}
}
#endif
do {
rc = PR_Read(std_in, buf, sizeof buf);
if (rc <= 0)
break;
wc = PR_Send(ps, buf, rc, 0, maxInterval);
} while (wc == rc);
PR_Close(ps);
}
#endif
static void
printHostNameAndAddr(const char * host, const PRNetAddr * addr)
{
PRUint16 port = PR_NetAddrInetPort(addr);
char addrBuf[80];
PRStatus st = PR_NetAddrToString(addr, addrBuf, sizeof addrBuf);
if (st == PR_SUCCESS) {
port = PR_ntohs(port);
FPRINTF(stderr, "%s: connecting to %s:%hu (address=%s)\n",
progName, host, port, addrBuf);
}
}
/*
* Prints output according to skipProtoHeader flag. If skipProtoHeader
* is not set, prints without any changes, otherwise looking
* for \n\r\n(empty line sequence: HTTP header separator) and
* prints everything after it.
*/
static void
separateReqHeader(const PRFileDesc* outFd, const char* buf, const int nb,
PRBool *wrStarted, int *ptrnMatched) {
/* it is sufficient to look for only "\n\r\n". Hopping that
* HTTP response format satisfies the standard */
char *ptrnStr = "\n\r\n";
char *resPtr;
if (nb == 0) {
return;
}
if (*ptrnMatched > 0) {
/* Get here only if previous separateReqHeader call found
* only a fragment of "\n\r\n" in previous buffer. */
PORT_Assert(*ptrnMatched < 3);
/* the size of fragment of "\n\r\n" what we want to find in this
* buffer is equal to *ptrnMatched */
if (*ptrnMatched <= nb) {
/* move the pointer to the beginning of the fragment */
int strSize = *ptrnMatched;
char *tmpPtrn = ptrnStr + (3 - strSize);
if (PL_strncmp(buf, tmpPtrn, strSize) == 0) {
/* print the rest of the buffer(without the fragment) */
PR_Write((void*)outFd, buf + strSize, nb - strSize);
*wrStarted = PR_TRUE;
return;
}
} else {
/* we are here only when nb == 1 && *ptrnMatched == 2 */
if (*buf == '\r') {
*ptrnMatched = 1;
} else {
*ptrnMatched = 0;
}
return;
}
}
resPtr = PL_strnstr(buf, ptrnStr, nb);
if (resPtr != NULL) {
/* if "\n\r\n" was found in the buffer, calculate offset
* and print the rest of the buffer */
int newBn = nb - (resPtr - buf + 3); /* 3 is the length of "\n\r\n" */
PR_Write((void*)outFd, resPtr + 3, newBn);
*wrStarted = PR_TRUE;
return;
} else {
/* try to find a fragment of "\n\r\n" at the end of the buffer.
* if found, set *ptrnMatched to the number of chars left to find
* in the next buffer.*/
int i;
for(i = 1 ;i < 3;i++) {
char *bufPrt;
int strSize = 3 - i;
if (strSize > nb) {
continue;
}
bufPrt = (char*)(buf + nb - strSize);
if (PL_strncmp(bufPrt, ptrnStr, strSize) == 0) {
*ptrnMatched = i;
return;
}
}
}
}
#define SSOCK_FD 0
#define STDIN_FD 1
#define HEXCHAR_TO_INT(c, i) \
if (((c) >= '0') && ((c) <= '9')) { \
i = (c) - '0'; \
} else if (((c) >= 'a') && ((c) <= 'f')) { \
i = (c) - 'a' + 10; \
} else if (((c) >= 'A') && ((c) <= 'F')) { \
i = (c) - 'A' + 10; \
} else { \
Usage(progName); \
}
static SECStatus
restartHandshakeAfterServerCertIfNeeded(PRFileDesc * fd,
ServerCertAuth * serverCertAuth,
PRBool override)
{
SECStatus rv;
PRErrorCode error;
if (!serverCertAuth->isPaused)
return SECSuccess;
FPRINTF(stderr, "%s: handshake was paused by auth certificate hook\n",
progName);
serverCertAuth->isPaused = PR_FALSE;
rv = SSL_AuthCertificate(serverCertAuth->dbHandle, fd, PR_TRUE, PR_FALSE);
if (rv != SECSuccess) {
error = PR_GetError();
if (error == 0) {
PR_NOT_REACHED("SSL_AuthCertificate return SECFailure without "
"setting error code.");
error = PR_INVALID_STATE_ERROR;
} else if (override) {
rv = ownBadCertHandler(NULL, fd);
}
}
if (rv == SECSuccess) {
error = 0;
}
if (SSL_AuthCertificateComplete(fd, error) != SECSuccess) {
rv = SECFailure;
}
return rv;
}
int main(int argc, char **argv)
{
PRFileDesc * s;
PRFileDesc * std_out;
char * host = NULL;
char * certDir = NULL;
char * nickname = NULL;
char * cipherString = NULL;
char * tmp;
int multiplier = 0;
SECStatus rv;
PRStatus status;
PRInt32 filesReady;
int npds;
int override = 0;
SSLVersionRange enabledVersions;
PRBool enableSSL2 = PR_TRUE;
int bypassPKCS11 = 0;
int disableLocking = 0;
int useExportPolicy = 0;
int enableSessionTickets = 0;
int enableCompression = 0;
int enableFalseStart = 0;
int enableCertStatus = 0;
PRSocketOptionData opt;
PRNetAddr addr;
PRPollDesc pollset[2];
PRBool allowIPv4 = PR_TRUE;
PRBool allowIPv6 = PR_TRUE;
PRBool pingServerFirst = PR_FALSE;
int pingTimeoutSeconds = -1;
PRBool clientSpeaksFirst = PR_FALSE;
PRBool wrStarted = PR_FALSE;
PRBool skipProtoHeader = PR_FALSE;
ServerCertAuth serverCertAuth;
int headerSeparatorPtrnId = 0;
int error = 0;
PRUint16 portno = 443;
char * hs1SniHostName = NULL;
char * hs2SniHostName = NULL;
PLOptState *optstate;
PLOptStatus optstatus;
PRStatus prStatus;
serverCertAuth.shouldPause = PR_TRUE;
serverCertAuth.isPaused = PR_FALSE;
serverCertAuth.dbHandle = NULL;
serverCertAuth.testFreshStatusFromSideChannel = PR_FALSE;
serverCertAuth.sideChannelRevocationTestResultCode = EXIT_CODE_HANDSHAKE_FAILED;
serverCertAuth.requireDataForIntermediates = PR_FALSE;
serverCertAuth.allowOCSPSideChannelData = PR_TRUE;
serverCertAuth.allowCRLSideChannelData = PR_TRUE;
progName = strrchr(argv[0], '/');
if (!progName)
progName = strrchr(argv[0], '\\');
progName = progName ? progName+1 : argv[0];
tmp = PR_GetEnv("NSS_DEBUG_TIMEOUT");
if (tmp && tmp[0]) {
int sec = PORT_Atoi(tmp);
if (sec > 0) {
maxInterval = PR_SecondsToInterval(sec);
}
}
SSL_VersionRangeGetSupported(ssl_variant_stream, &enabledVersions);
optstate = PL_CreateOptState(argc, argv,
"46BFM:OSTV:W:Ya:c:d:fgh:m:n:op:qr:st:uvw:xz");
while ((optstatus = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
switch (optstate->option) {
case '?':
default : Usage(progName); break;
case '4': allowIPv6 = PR_FALSE; if (!allowIPv4) Usage(progName); break;
case '6': allowIPv4 = PR_FALSE; if (!allowIPv6) Usage(progName); break;
case 'B': bypassPKCS11 = 1; break;
case 'F': if (serverCertAuth.testFreshStatusFromSideChannel) {
/* parameter given twice or more */
serverCertAuth.requireDataForIntermediates = PR_TRUE;
}
serverCertAuth.testFreshStatusFromSideChannel = PR_TRUE;
break;
case 'I': /* reserved for OCSP multi-stapling */ break;
case 'O': serverCertAuth.shouldPause = PR_FALSE; break;
case 'M': switch (atoi(optstate->value)) {
case 1:
serverCertAuth.allowOCSPSideChannelData = PR_TRUE;
serverCertAuth.allowCRLSideChannelData = PR_FALSE;
break;
case 2:
serverCertAuth.allowOCSPSideChannelData = PR_FALSE;
serverCertAuth.allowCRLSideChannelData = PR_TRUE;
break;
case 0:
default:
serverCertAuth.allowOCSPSideChannelData = PR_TRUE;
serverCertAuth.allowCRLSideChannelData = PR_TRUE;
break;
};
break;
case 'S': skipProtoHeader = PR_TRUE; break;
case 'T': enableCertStatus = 1; break;
case 'V': if (SECU_ParseSSLVersionRangeString(optstate->value,
enabledVersions, enableSSL2,
&enabledVersions, &enableSSL2) != SECSuccess) {
Usage(progName);
}
break;
case 'Y': PrintCipherUsage(progName); exit(0); break;
case 'a': if (!hs1SniHostName) {
hs1SniHostName = PORT_Strdup(optstate->value);
} else if (!hs2SniHostName) {
hs2SniHostName = PORT_Strdup(optstate->value);
} else {
Usage(progName);
}
break;
case 'c': cipherString = PORT_Strdup(optstate->value); break;
case 'g': enableFalseStart = 1; break;
case 'd': certDir = PORT_Strdup(optstate->value); break;
case 'f': clientSpeaksFirst = PR_TRUE; break;
case 'h': host = PORT_Strdup(optstate->value); break;
case 'm':
multiplier = atoi(optstate->value);
if (multiplier < 0)
multiplier = 0;
break;
case 'n': nickname = PORT_Strdup(optstate->value); break;
case 'o': override = 1; break;
case 'p': portno = (PRUint16)atoi(optstate->value); break;
case 'q': pingServerFirst = PR_TRUE; break;
case 's': disableLocking = 1; break;
case 't': pingTimeoutSeconds = atoi(optstate->value); break;
case 'u': enableSessionTickets = PR_TRUE; break;
case 'v': verbose++; break;
case 'r': renegotiationsToDo = atoi(optstate->value); break;
case 'w':
pwdata.source = PW_PLAINTEXT;
pwdata.data = PORT_Strdup(optstate->value);
break;
case 'W':
pwdata.source = PW_FROMFILE;
pwdata.data = PORT_Strdup(optstate->value);
break;
case 'x': useExportPolicy = 1; break;
case 'z': enableCompression = 1; break;
}
}
PL_DestroyOptState(optstate);
if (optstatus == PL_OPT_BAD)
Usage(progName);
if (!host || !portno)
Usage(progName);
if (serverCertAuth.testFreshStatusFromSideChannel
&& serverCertAuth.shouldPause) {
fprintf(stderr, "%s: -F requires the use of -O\n", progName);
exit(1);
}
PR_Init( PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);
PK11_SetPasswordFunc(SECU_GetModulePassword);
status = PR_StringToNetAddr(host, &addr);
if (status == PR_SUCCESS) {
addr.inet.port = PR_htons(portno);
} else {
/* Lookup host */
PRAddrInfo *addrInfo;
void *enumPtr = NULL;
addrInfo = PR_GetAddrInfoByName(host, PR_AF_UNSPEC,
PR_AI_ADDRCONFIG | PR_AI_NOCANONNAME);
if (!addrInfo) {
SECU_PrintError(progName, "error looking up host");
return 1;
}
for (;;) {
enumPtr = PR_EnumerateAddrInfo(enumPtr, addrInfo, portno, &addr);
if (enumPtr == NULL)
break;
if (addr.raw.family == PR_AF_INET && allowIPv4)
break;
if (addr.raw.family == PR_AF_INET6 && allowIPv6)
break;
}
PR_FreeAddrInfo(addrInfo);
if (enumPtr == NULL) {
SECU_PrintError(progName, "error looking up host address");
return 1;
}
}
printHostNameAndAddr(host, &addr);
if (pingServerFirst) {
int iter = 0;
PRErrorCode err;
int max_attempts = MAX_WAIT_FOR_SERVER;
if (pingTimeoutSeconds >= 0) {
/* If caller requested a timeout, let's try just twice. */
max_attempts = 2;
}
do {
PRIntervalTime timeoutInterval = PR_INTERVAL_NO_TIMEOUT;
s = PR_OpenTCPSocket(addr.raw.family);
if (s == NULL) {
SECU_PrintError(progName, "Failed to create a TCP socket");
}
opt.option = PR_SockOpt_Nonblocking;
opt.value.non_blocking = PR_FALSE;
prStatus = PR_SetSocketOption(s, &opt);
if (prStatus != PR_SUCCESS) {
PR_Close(s);
SECU_PrintError(progName,
"Failed to set blocking socket option");
return 1;
}
if (pingTimeoutSeconds >= 0) {
timeoutInterval = PR_SecondsToInterval(pingTimeoutSeconds);
}
prStatus = PR_Connect(s, &addr, timeoutInterval);
if (prStatus == PR_SUCCESS) {
PR_Shutdown(s, PR_SHUTDOWN_BOTH);
PR_Close(s);
PR_Cleanup();
return 0;
}
err = PR_GetError();
if ((err != PR_CONNECT_REFUSED_ERROR) &&
(err != PR_CONNECT_RESET_ERROR)) {
SECU_PrintError(progName, "TCP Connection failed");
return 1;
}
PR_Close(s);
PR_Sleep(PR_MillisecondsToInterval(WAIT_INTERVAL));
} while (++iter < max_attempts);
SECU_PrintError(progName,
"Client timed out while waiting for connection to server");
return 1;
}
/* open the cert DB, the key DB, and the secmod DB. */
if (!certDir) {
certDir = SECU_DefaultSSLDir(); /* Look in $SSL_DIR */
certDir = SECU_ConfigDirectory(certDir);
} else {
char *certDirTmp = certDir;
certDir = SECU_ConfigDirectory(certDirTmp);
PORT_Free(certDirTmp);
}
rv = NSS_Init(certDir);
if (rv != SECSuccess) {
SECU_PrintError(progName, "unable to open cert database");
return 1;
}
/* set the policy bits true for all the cipher suites. */
if (useExportPolicy)
NSS_SetExportPolicy();
else
NSS_SetDomesticPolicy();
/* all the SSL2 and SSL3 cipher suites are enabled by default. */
if (cipherString) {
/* disable all the ciphers, then enable the ones we want. */
disableAllSSLCiphers();
}
/* Create socket */
s = PR_OpenTCPSocket(addr.raw.family);
if (s == NULL) {
SECU_PrintError(progName, "error creating socket");
return 1;
}
opt.option = PR_SockOpt_Nonblocking;
opt.value.non_blocking = PR_TRUE; /* default */
if (serverCertAuth.testFreshStatusFromSideChannel) {
opt.value.non_blocking = PR_FALSE;
}
PR_SetSocketOption(s, &opt);
/*PR_SetSocketOption(PR_GetSpecialFD(PR_StandardInput), &opt);*/
s = SSL_ImportFD(NULL, s);
if (s == NULL) {
SECU_PrintError(progName, "error importing socket");
return 1;
}
rv = SSL_OptionSet(s, SSL_SECURITY, 1);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling socket");
return 1;
}
rv = SSL_OptionSet(s, SSL_HANDSHAKE_AS_CLIENT, 1);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling client handshake");
return 1;
}
/* all the SSL2 and SSL3 cipher suites are enabled by default. */
if (cipherString) {
char *cstringSaved = cipherString;
int ndx;
while (0 != (ndx = *cipherString++)) {
int cipher;
if (ndx == ':') {
int ctmp;
cipher = 0;
HEXCHAR_TO_INT(*cipherString, ctmp)
cipher |= (ctmp << 12);
cipherString++;
HEXCHAR_TO_INT(*cipherString, ctmp)
cipher |= (ctmp << 8);
cipherString++;
HEXCHAR_TO_INT(*cipherString, ctmp)
cipher |= (ctmp << 4);
cipherString++;
HEXCHAR_TO_INT(*cipherString, ctmp)
cipher |= ctmp;
cipherString++;
} else {
const int *cptr;
if (! isalpha(ndx))
Usage(progName);
cptr = islower(ndx) ? ssl3CipherSuites : ssl2CipherSuites;
for (ndx &= 0x1f; (cipher = *cptr++) != 0 && --ndx > 0; )
/* do nothing */;
}
if (cipher > 0) {
SECStatus status;
status = SSL_CipherPrefSet(s, cipher, SSL_ALLOWED);
if (status != SECSuccess)
SECU_PrintError(progName, "SSL_CipherPrefSet()");
} else {
Usage(progName);
}
}
PORT_Free(cstringSaved);
}
rv = SSL_VersionRangeSet(s, &enabledVersions);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error setting SSL/TLS version range ");
return 1;
}
rv = SSL_OptionSet(s, SSL_ENABLE_SSL2, enableSSL2);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling SSLv2 ");
return 1;
}
rv = SSL_OptionSet(s, SSL_V2_COMPATIBLE_HELLO, enableSSL2);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling SSLv2 compatible hellos ");
return 1;
}
/* enable PKCS11 bypass */
rv = SSL_OptionSet(s, SSL_BYPASS_PKCS11, bypassPKCS11);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling PKCS11 bypass");
return 1;
}
/* disable SSL socket locking */
rv = SSL_OptionSet(s, SSL_NO_LOCKS, disableLocking);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error disabling SSL socket locking");
return 1;
}
/* enable Session Ticket extension. */
rv = SSL_OptionSet(s, SSL_ENABLE_SESSION_TICKETS, enableSessionTickets);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling Session Ticket extension");
return 1;
}
/* enable compression. */
rv = SSL_OptionSet(s, SSL_ENABLE_DEFLATE, enableCompression);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling compression");
return 1;
}
/* enable false start. */
rv = SSL_OptionSet(s, SSL_ENABLE_FALSE_START, enableFalseStart);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling false start");
return 1;
}
/* enable cert status (OCSP stapling). */
rv = SSL_OptionSet(s, SSL_ENABLE_OCSP_STAPLING, enableCertStatus);
if (rv != SECSuccess) {
SECU_PrintError(progName, "error enabling cert status (OCSP stapling)");
return 1;
}
SSL_SetPKCS11PinArg(s, &pwdata);
serverCertAuth.dbHandle = CERT_GetDefaultCertDB();
SSL_AuthCertificateHook(s, ownAuthCertificate, &serverCertAuth);
if (override) {
SSL_BadCertHook(s, ownBadCertHandler, NULL);
}
SSL_GetClientAuthDataHook(s, own_GetClientAuthData, (void *)nickname);
SSL_HandshakeCallback(s, handshakeCallback, hs2SniHostName);
if (hs1SniHostName) {
SSL_SetURL(s, hs1SniHostName);
} else {
SSL_SetURL(s, host);
}
/* Try to connect to the server */
status = PR_Connect(s, &addr, PR_INTERVAL_NO_TIMEOUT);
if (status != PR_SUCCESS) {
if (PR_GetError() == PR_IN_PROGRESS_ERROR) {
if (verbose)
SECU_PrintError(progName, "connect");
milliPause(50 * multiplier);
pollset[SSOCK_FD].in_flags = PR_POLL_WRITE | PR_POLL_EXCEPT;
pollset[SSOCK_FD].out_flags = 0;
pollset[SSOCK_FD].fd = s;
while(1) {
FPRINTF(stderr,
"%s: about to call PR_Poll for connect completion!\n",
progName);
filesReady = PR_Poll(pollset, 1, PR_INTERVAL_NO_TIMEOUT);
if (filesReady < 0) {
SECU_PrintError(progName, "unable to connect (poll)");
return 1;
}
FPRINTF(stderr,
"%s: PR_Poll returned 0x%02x for socket out_flags.\n",
progName, pollset[SSOCK_FD].out_flags);
if (filesReady == 0) { /* shouldn't happen! */
FPRINTF(stderr, "%s: PR_Poll returned zero!\n", progName);
return 1;
}
status = PR_GetConnectStatus(pollset);
if (status == PR_SUCCESS) {
break;
}
if (PR_GetError() != PR_IN_PROGRESS_ERROR) {
SECU_PrintError(progName, "unable to connect (poll)");
return 1;
}
SECU_PrintError(progName, "poll");
milliPause(50 * multiplier);
}
} else {
SECU_PrintError(progName, "unable to connect");
return 1;
}
}
pollset[SSOCK_FD].fd = s;
pollset[SSOCK_FD].in_flags = PR_POLL_EXCEPT |
(clientSpeaksFirst ? 0 : PR_POLL_READ);
pollset[STDIN_FD].fd = PR_GetSpecialFD(PR_StandardInput);
pollset[STDIN_FD].in_flags = PR_POLL_READ;
npds = 2;
std_out = PR_GetSpecialFD(PR_StandardOutput);
#if defined(WIN32) || defined(OS2)
/* PR_Poll cannot be used with stdin on Windows or OS/2. (sigh).
** But use of PR_Poll and non-blocking sockets is a major feature
** of this program. So, we simulate a pollable stdin with a
** TCP socket pair and a thread that reads stdin and writes to
** that socket pair.
*/
{
PRFileDesc * fds[2];
PRThread * thread;
int nspr_rv = PR_NewTCPSocketPair(fds);
if (nspr_rv != PR_SUCCESS) {
SECU_PrintError(progName, "PR_NewTCPSocketPair failed");
error = 1;
goto done;
}
pollset[STDIN_FD].fd = fds[1];
thread = PR_CreateThread(PR_USER_THREAD, thread_main, fds[0],
PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD,
PR_UNJOINABLE_THREAD, 0);
if (!thread) {
SECU_PrintError(progName, "PR_CreateThread failed");
error = 1;
goto done;
}
}
#endif
if (serverCertAuth.testFreshStatusFromSideChannel) {
SSL_ForceHandshake(s);
error = serverCertAuth.sideChannelRevocationTestResultCode;
goto done;
}
/*
** Select on stdin and on the socket. Write data from stdin to
** socket, read data from socket and write to stdout.
*/
FPRINTF(stderr, "%s: ready...\n", progName);
while (pollset[SSOCK_FD].in_flags | pollset[STDIN_FD].in_flags) {
char buf[4000]; /* buffer for stdin */
int nb; /* num bytes read from stdin. */
rv = restartHandshakeAfterServerCertIfNeeded(s, &serverCertAuth,
override);
if (rv != SECSuccess) {
error = EXIT_CODE_HANDSHAKE_FAILED;
SECU_PrintError(progName, "authentication of server cert failed");
goto done;
}
pollset[SSOCK_FD].out_flags = 0;
pollset[STDIN_FD].out_flags = 0;
FPRINTF(stderr, "%s: about to call PR_Poll !\n", progName);
filesReady = PR_Poll(pollset, npds, PR_INTERVAL_NO_TIMEOUT);
if (filesReady < 0) {
SECU_PrintError(progName, "select failed");
error = 1;
goto done;
}
if (filesReady == 0) { /* shouldn't happen! */
FPRINTF(stderr, "%s: PR_Poll returned zero!\n", progName);
return 1;
}
FPRINTF(stderr, "%s: PR_Poll returned!\n", progName);
if (pollset[STDIN_FD].in_flags) {
FPRINTF(stderr,
"%s: PR_Poll returned 0x%02x for stdin out_flags.\n",
progName, pollset[STDIN_FD].out_flags);
}
if (pollset[SSOCK_FD].in_flags) {
FPRINTF(stderr,
"%s: PR_Poll returned 0x%02x for socket out_flags.\n",
progName, pollset[SSOCK_FD].out_flags);
}
if (pollset[STDIN_FD].out_flags & PR_POLL_READ) {
/* Read from stdin and write to socket */
nb = PR_Read(pollset[STDIN_FD].fd, buf, sizeof(buf));
FPRINTF(stderr, "%s: stdin read %d bytes\n", progName, nb);
if (nb < 0) {
if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
SECU_PrintError(progName, "read from stdin failed");
error = 1;
break;
}
} else if (nb == 0) {
/* EOF on stdin, stop polling stdin for read. */
pollset[STDIN_FD].in_flags = 0;
} else {
char * bufp = buf;
FPRINTF(stderr, "%s: Writing %d bytes to server\n",
progName, nb);
do {
PRInt32 cc = PR_Send(s, bufp, nb, 0, maxInterval);
if (cc < 0) {
PRErrorCode err = PR_GetError();
if (err != PR_WOULD_BLOCK_ERROR) {
SECU_PrintError(progName,
"write to SSL socket failed");
error = 254;
goto done;
}
cc = 0;
}
bufp += cc;
nb -= cc;
if (nb <= 0)
break;
rv = restartHandshakeAfterServerCertIfNeeded(s,
&serverCertAuth, override);
if (rv != SECSuccess) {
error = EXIT_CODE_HANDSHAKE_FAILED;
SECU_PrintError(progName, "authentication of server cert failed");
goto done;
}
pollset[SSOCK_FD].in_flags = PR_POLL_WRITE | PR_POLL_EXCEPT;
pollset[SSOCK_FD].out_flags = 0;
FPRINTF(stderr,
"%s: about to call PR_Poll on writable socket !\n",
progName);
cc = PR_Poll(pollset, 1, PR_INTERVAL_NO_TIMEOUT);
FPRINTF(stderr,
"%s: PR_Poll returned with writable socket !\n",
progName);
} while (1);
pollset[SSOCK_FD].in_flags = PR_POLL_READ;
}
}
if (pollset[SSOCK_FD].in_flags) {
FPRINTF(stderr,
"%s: PR_Poll returned 0x%02x for socket out_flags.\n",
progName, pollset[SSOCK_FD].out_flags);
}
if ( (pollset[SSOCK_FD].out_flags & PR_POLL_READ)
|| (pollset[SSOCK_FD].out_flags & PR_POLL_ERR)
#ifdef PR_POLL_HUP
|| (pollset[SSOCK_FD].out_flags & PR_POLL_HUP)
#endif
) {
/* Read from socket and write to stdout */
nb = PR_Recv(pollset[SSOCK_FD].fd, buf, sizeof buf, 0, maxInterval);
FPRINTF(stderr, "%s: Read from server %d bytes\n", progName, nb);
if (nb < 0) {
if (PR_GetError() != PR_WOULD_BLOCK_ERROR) {
SECU_PrintError(progName, "read from socket failed");
error = 1;
goto done;
}
} else if (nb == 0) {
/* EOF from socket... stop polling socket for read */
pollset[SSOCK_FD].in_flags = 0;
} else {
if (skipProtoHeader != PR_TRUE || wrStarted == PR_TRUE) {
PR_Write(std_out, buf, nb);
} else {
separateReqHeader(std_out, buf, nb, &wrStarted,
&headerSeparatorPtrnId);
}
if (verbose)
fputs("\n\n", stderr);
}
}
milliPause(50 * multiplier);
}
done:
if (hs1SniHostName) {
PORT_Free(hs1SniHostName);
}
if (hs2SniHostName) {
PORT_Free(hs2SniHostName);
}
if (nickname) {
PORT_Free(nickname);
}
if (pwdata.data) {
PORT_Free(pwdata.data);
}
PORT_Free(host);
PR_Close(s);
SSL_ClearSessionCache();
if (NSS_Shutdown() != SECSuccess) {
exit(1);
}
FPRINTF(stderr, "tstclnt: exiting with return code %d\n", error);
PR_Cleanup();
return error;
}
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