/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#include <stdio.h>
#include <string.h>
#include <string>
#include <vector>
#include <openssl/base64.h>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
#include "test/scoped_types.h"
struct ExpectedCipher {
unsigned long id;
int in_group_flag;
};
struct CipherTest {
// The rule string to apply.
const char *rule;
// The list of expected ciphers, in order, terminated with -1.
const ExpectedCipher *expected;
};
// Selecting individual ciphers should work.
static const char kRule1[] =
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256";
static const ExpectedCipher kExpected1[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// + reorders selected ciphers to the end, keeping their relative
// order.
static const char kRule2[] =
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256:"
"+aRSA";
static const ExpectedCipher kExpected2[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// ! banishes ciphers from future selections.
static const char kRule3[] =
"!aRSA:"
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256";
static const ExpectedCipher kExpected3[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// Multiple masks can be ANDed in a single rule.
static const char kRule4[] = "kRSA+AESGCM+AES128";
static const ExpectedCipher kExpected4[] = {
{ TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// - removes selected ciphers, but preserves their order for future
// selections. Select AES_128_GCM, but order the key exchanges RSA,
// DHE_RSA, ECDHE_RSA.
static const char kRule5[] =
"ALL:-kECDHE:-kDHE:-kRSA:-ALL:"
"AESGCM+AES128+aRSA";
static const ExpectedCipher kExpected5[] = {
{ TLS1_CK_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_DHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// Unknown selectors are no-ops.
static const char kRule6[] =
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"ECDHE-ECDSA-AES128-GCM-SHA256:"
"ECDHE-RSA-AES128-GCM-SHA256:"
"BOGUS1:-BOGUS2:+BOGUS3:!BOGUS4";
static const ExpectedCipher kExpected6[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// Square brackets specify equi-preference groups.
static const char kRule7[] =
"[ECDHE-ECDSA-CHACHA20-POLY1305|ECDHE-ECDSA-AES128-GCM-SHA256]:"
"[ECDHE-RSA-CHACHA20-POLY1305]:"
"ECDHE-RSA-AES128-GCM-SHA256";
static const ExpectedCipher kExpected7[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 1 },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256, 0 },
{ 0, 0 },
};
// @STRENGTH performs a stable strength-sort of the selected
// ciphers and only the selected ciphers.
static const char kRule8[] =
// To simplify things, banish all but {ECDHE_RSA,RSA} x
// {CHACHA20,AES_256_CBC,AES_128_CBC,RC4} x SHA1.
"!kEDH:!AESGCM:!3DES:!SHA256:!MD5:!SHA384:"
// Order some ciphers backwards by strength.
"ALL:-CHACHA20:-AES256:-AES128:-RC4:-ALL:"
// Select ECDHE ones and sort them by strength. Ties should resolve
// based on the order above.
"kECDHE:@STRENGTH:-ALL:"
// Now bring back everything uses RSA. ECDHE_RSA should be first,
// sorted by strength. Then RSA, backwards by strength.
"aRSA";
static const ExpectedCipher kExpected8[] = {
{ TLS1_CK_ECDHE_RSA_WITH_AES_256_CBC_SHA, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_RC4_128_SHA, 0 },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_CBC_SHA, 0 },
{ SSL3_CK_RSA_RC4_128_SHA, 0 },
{ TLS1_CK_RSA_WITH_AES_128_SHA, 0 },
{ TLS1_CK_RSA_WITH_AES_256_SHA, 0 },
{ 0, 0 },
};
// Exact ciphers may not be used in multi-part rules; they are treated
// as unknown aliases.
static const char kRule9[] =
"ECDHE-ECDSA-CHACHA20-POLY1305:"
"ECDHE-RSA-CHACHA20-POLY1305:"
"!ECDHE-RSA-CHACHA20-POLY1305+RSA:"
"!ECDSA+ECDHE-ECDSA-CHACHA20-POLY1305";
static const ExpectedCipher kExpected9[] = {
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305, 0 },
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305, 0 },
{ 0, 0 },
};
static CipherTest kCipherTests[] = {
{ kRule1, kExpected1 },
{ kRule2, kExpected2 },
{ kRule3, kExpected3 },
{ kRule4, kExpected4 },
{ kRule5, kExpected5 },
{ kRule6, kExpected6 },
{ kRule7, kExpected7 },
{ kRule8, kExpected8 },
{ kRule9, kExpected9 },
{ NULL, NULL },
};
static const char *kBadRules[] = {
// Invalid brackets.
"[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256",
"RSA]",
"[[RSA]]",
// Operators inside brackets.
"[+RSA]",
// Unknown directive.
"@BOGUS",
// Empty cipher lists error at SSL_CTX_set_cipher_list.
"",
"BOGUS",
// COMPLEMENTOFDEFAULT is empty.
"COMPLEMENTOFDEFAULT",
// Invalid command.
"?BAR",
// Special operators are not allowed if groups are used.
"[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:+FOO",
"[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:!FOO",
"[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:-FOO",
"[ECDHE-RSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256]:@STRENGTH",
NULL,
};
static void PrintCipherPreferenceList(ssl_cipher_preference_list_st *list) {
bool in_group = false;
for (size_t i = 0; i < sk_SSL_CIPHER_num(list->ciphers); i++) {
const SSL_CIPHER *cipher = sk_SSL_CIPHER_value(list->ciphers, i);
if (!in_group && list->in_group_flags[i]) {
fprintf(stderr, "\t[\n");
in_group = true;
}
fprintf(stderr, "\t");
if (in_group) {
fprintf(stderr, " ");
}
fprintf(stderr, "%s\n", SSL_CIPHER_get_name(cipher));
if (in_group && !list->in_group_flags[i]) {
fprintf(stderr, "\t]\n");
in_group = false;
}
}
}
static bool TestCipherRule(CipherTest *t) {
ScopedSSL_CTX ctx(SSL_CTX_new(TLS_method()));
if (!ctx) {
return false;
}
if (!SSL_CTX_set_cipher_list(ctx.get(), t->rule)) {
fprintf(stderr, "Error testing cipher rule '%s'\n", t->rule);
return false;
}
// Compare the two lists.
size_t i;
for (i = 0; i < sk_SSL_CIPHER_num(ctx->cipher_list->ciphers); i++) {
const SSL_CIPHER *cipher =
sk_SSL_CIPHER_value(ctx->cipher_list->ciphers, i);
if (t->expected[i].id != SSL_CIPHER_get_id(cipher) ||
t->expected[i].in_group_flag != ctx->cipher_list->in_group_flags[i]) {
fprintf(stderr, "Error: cipher rule '%s' evaluated to:\n", t->rule);
PrintCipherPreferenceList(ctx->cipher_list);
return false;
}
}
if (t->expected[i].id != 0) {
fprintf(stderr, "Error: cipher rule '%s' evaluated to:\n", t->rule);
PrintCipherPreferenceList(ctx->cipher_list);
return false;
}
return true;
}
static bool TestCipherRules() {
for (size_t i = 0; kCipherTests[i].rule != NULL; i++) {
if (!TestCipherRule(&kCipherTests[i])) {
return false;
}
}
for (size_t i = 0; kBadRules[i] != NULL; i++) {
ScopedSSL_CTX ctx(SSL_CTX_new(SSLv23_server_method()));
if (!ctx) {
return false;
}
if (SSL_CTX_set_cipher_list(ctx.get(), kBadRules[i])) {
fprintf(stderr, "Cipher rule '%s' unexpectedly succeeded\n", kBadRules[i]);
return false;
}
ERR_clear_error();
}
return true;
}
// kOpenSSLSession is a serialized SSL_SESSION generated from openssl
// s_client -sess_out.
static const char kOpenSSLSession[] =
"MIIFpQIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ"
"kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH"
"IWoJoQYCBFRDO46iBAICASyjggR6MIIEdjCCA16gAwIBAgIIK9dUvsPWSlUwDQYJ"
"KoZIhvcNAQEFBQAwSTELMAkGA1UEBhMCVVMxEzARBgNVBAoTCkdvb2dsZSBJbmMx"
"JTAjBgNVBAMTHEdvb2dsZSBJbnRlcm5ldCBBdXRob3JpdHkgRzIwHhcNMTQxMDA4"
"MTIwNzU3WhcNMTUwMTA2MDAwMDAwWjBoMQswCQYDVQQGEwJVUzETMBEGA1UECAwK"
"Q2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzETMBEGA1UECgwKR29v"
"Z2xlIEluYzEXMBUGA1UEAwwOd3d3Lmdvb2dsZS5jb20wggEiMA0GCSqGSIb3DQEB"
"AQUAA4IBDwAwggEKAoIBAQCcKeLrplAC+Lofy8t/wDwtB6eu72CVp0cJ4V3lknN6"
"huH9ct6FFk70oRIh/VBNBBz900jYy+7111Jm1b8iqOTQ9aT5C7SEhNcQFJvqzH3e"
"MPkb6ZSWGm1yGF7MCQTGQXF20Sk/O16FSjAynU/b3oJmOctcycWYkY0ytS/k3LBu"
"Id45PJaoMqjB0WypqvNeJHC3q5JjCB4RP7Nfx5jjHSrCMhw8lUMW4EaDxjaR9KDh"
"PLgjsk+LDIySRSRDaCQGhEOWLJZVLzLo4N6/UlctCHEllpBUSvEOyFga52qroGjg"
"rf3WOQ925MFwzd6AK+Ich0gDRg8sQfdLH5OuP1cfLfU1AgMBAAGjggFBMIIBPTAd"
"BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwGQYDVR0RBBIwEIIOd3d3Lmdv"
"b2dsZS5jb20waAYIKwYBBQUHAQEEXDBaMCsGCCsGAQUFBzAChh9odHRwOi8vcGtp"
"Lmdvb2dsZS5jb20vR0lBRzIuY3J0MCsGCCsGAQUFBzABhh9odHRwOi8vY2xpZW50"
"czEuZ29vZ2xlLmNvbS9vY3NwMB0GA1UdDgQWBBQ7a+CcxsZByOpc+xpYFcIbnUMZ"
"hTAMBgNVHRMBAf8EAjAAMB8GA1UdIwQYMBaAFErdBhYbvPZotXb1gba7Yhq6WoEv"
"MBcGA1UdIAQQMA4wDAYKKwYBBAHWeQIFATAwBgNVHR8EKTAnMCWgI6Ahhh9odHRw"
"Oi8vcGtpLmdvb2dsZS5jb20vR0lBRzIuY3JsMA0GCSqGSIb3DQEBBQUAA4IBAQCa"
"OXCBdoqUy5bxyq+Wrh1zsyyCFim1PH5VU2+yvDSWrgDY8ibRGJmfff3r4Lud5kal"
"dKs9k8YlKD3ITG7P0YT/Rk8hLgfEuLcq5cc0xqmE42xJ+Eo2uzq9rYorc5emMCxf"
"5L0TJOXZqHQpOEcuptZQ4OjdYMfSxk5UzueUhA3ogZKRcRkdB3WeWRp+nYRhx4St"
"o2rt2A0MKmY9165GHUqMK9YaaXHDXqBu7Sefr1uSoAP9gyIJKeihMivsGqJ1TD6Z"
"cc6LMe+dN2P8cZEQHtD1y296ul4Mivqk3jatUVL8/hCwgch9A8O4PGZq9WqBfEWm"
"IyHh1dPtbg1lOXdYCWtjpAIEAKUDAgEUqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36S"
"YTcLEkXqKwOBfF9vE4KX0NxeLwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9B"
"sNHM362zZnY27GpTw+Kwd751CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yE"
"OTDKPNj3+inbMaVigtK4PLyPq+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdA"
"i4gv7Y5oliyn";
// kCustomSession is a custom serialized SSL_SESSION generated by
// filling in missing fields from |kOpenSSLSession|. This includes
// providing |peer_sha256|, so |peer| is not serialized.
static const char kCustomSession[] =
"MIIBdgIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ"
"kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH"
"IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE"
"BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe"
"LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751"
"CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP"
"q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG"
"BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBLADBAEF";
// kBadSessionExtraField is a custom serialized SSL_SESSION generated by replacing
// the final (optional) element of |kCustomSession| with tag number 30.
static const char kBadSessionExtraField[] =
"MIIBdgIBAQICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ"
"kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH"
"IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE"
"BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe"
"LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751"
"CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP"
"q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG"
"BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBL4DBAEF";
// kBadSessionVersion is a custom serialized SSL_SESSION generated by replacing
// the version of |kCustomSession| with 2.
static const char kBadSessionVersion[] =
"MIIBdgIBAgICAwMEAsAvBCAG5Q1ndq4Yfmbeo1zwLkNRKmCXGdNgWvGT3cskV0yQ"
"kAQwJlrlzkAWBOWiLj/jJ76D7l+UXoizP2KI2C7I2FccqMmIfFmmkUy32nIJ0mZH"
"IWoJoQYCBFRDO46iBAICASykAwQBAqUDAgEUphAEDnd3dy5nb29nbGUuY29tqAcE"
"BXdvcmxkqQUCAwGJwKqBpwSBpBwUQvoeOk0Kg36SYTcLEkXqKwOBfF9vE4KX0Nxe"
"LwjcDTpsuh3qXEaZ992r1N38VDcyS6P7I6HBYN9BsNHM362zZnY27GpTw+Kwd751"
"CLoXFPoaMOe57dbBpXoro6Pd3BTbf/Tzr88K06yEOTDKPNj3+inbMaVigtK4PLyP"
"q+Topyzvx9USFgRvyuoxn0Hgb+R0A3j6SLRuyOdAi4gv7Y5oliynrSIEIAYGBgYG"
"BgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGBgYGrgMEAQevAwQBBLADBAEF";
static bool DecodeBase64(std::vector<uint8_t> *out, const char *in) {
size_t len;
if (!EVP_DecodedLength(&len, strlen(in))) {
fprintf(stderr, "EVP_DecodedLength failed\n");
return false;
}
out->resize(len);
if (!EVP_DecodeBase64(bssl::vector_data(out), &len, len, (const uint8_t *)in,
strlen(in))) {
fprintf(stderr, "EVP_DecodeBase64 failed\n");
return false;
}
out->resize(len);
return true;
}
static bool TestSSL_SESSIONEncoding(const char *input_b64) {
const uint8_t *cptr;
uint8_t *ptr;
// Decode the input.
std::vector<uint8_t> input;
if (!DecodeBase64(&input, input_b64)) {
return false;
}
// Verify the SSL_SESSION decodes.
cptr = bssl::vector_data(&input);
ScopedSSL_SESSION session(d2i_SSL_SESSION(NULL, &cptr, input.size()));
if (!session || cptr != bssl::vector_data(&input) + input.size()) {
fprintf(stderr, "d2i_SSL_SESSION failed\n");
return false;
}
// Verify the SSL_SESSION encoding round-trips.
size_t encoded_len;
ScopedOpenSSLBytes encoded;
uint8_t *encoded_raw;
if (!SSL_SESSION_to_bytes(session.get(), &encoded_raw, &encoded_len)) {
fprintf(stderr, "SSL_SESSION_to_bytes failed\n");
return false;
}
encoded.reset(encoded_raw);
if (encoded_len != input.size() ||
memcmp(bssl::vector_data(&input), encoded.get(), input.size()) != 0) {
fprintf(stderr, "SSL_SESSION_to_bytes did not round-trip\n");
return false;
}
// Verify the SSL_SESSION encoding round-trips via the legacy API.
int len = i2d_SSL_SESSION(session.get(), NULL);
if (len < 0 || (size_t)len != input.size()) {
fprintf(stderr, "i2d_SSL_SESSION(NULL) returned invalid length\n");
return false;
}
encoded.reset((uint8_t *)OPENSSL_malloc(input.size()));
if (!encoded) {
fprintf(stderr, "malloc failed\n");
return false;
}
ptr = encoded.get();
len = i2d_SSL_SESSION(session.get(), &ptr);
if (len < 0 || (size_t)len != input.size()) {
fprintf(stderr, "i2d_SSL_SESSION returned invalid length\n");
return false;
}
if (ptr != encoded.get() + input.size()) {
fprintf(stderr, "i2d_SSL_SESSION did not advance ptr correctly\n");
return false;
}
if (memcmp(bssl::vector_data(&input), encoded.get(), input.size()) != 0) {
fprintf(stderr, "i2d_SSL_SESSION did not round-trip\n");
return false;
}
return true;
}
static bool TestBadSSL_SESSIONEncoding(const char *input_b64) {
std::vector<uint8_t> input;
if (!DecodeBase64(&input, input_b64)) {
return false;
}
// Verify that the SSL_SESSION fails to decode.
const uint8_t *ptr = bssl::vector_data(&input);
ScopedSSL_SESSION session(d2i_SSL_SESSION(NULL, &ptr, input.size()));
if (session) {
fprintf(stderr, "d2i_SSL_SESSION unexpectedly succeeded\n");
return false;
}
ERR_clear_error();
return true;
}
static bool TestDefaultVersion(uint16_t version,
const SSL_METHOD *(*method)(void)) {
ScopedSSL_CTX ctx(SSL_CTX_new(method()));
if (!ctx) {
return false;
}
return ctx->min_version == version && ctx->max_version == version;
}
static bool CipherGetRFCName(std::string *out, uint16_t value) {
const SSL_CIPHER *cipher = SSL_get_cipher_by_value(value);
if (cipher == NULL) {
return false;
}
ScopedOpenSSLString rfc_name(SSL_CIPHER_get_rfc_name(cipher));
if (!rfc_name) {
return false;
}
out->assign(rfc_name.get());
return true;
}
typedef struct {
int id;
const char *rfc_name;
} CIPHER_RFC_NAME_TEST;
static const CIPHER_RFC_NAME_TEST kCipherRFCNameTests[] = {
{ SSL3_CK_RSA_DES_192_CBC3_SHA, "TLS_RSA_WITH_3DES_EDE_CBC_SHA" },
{ SSL3_CK_RSA_RC4_128_MD5, "TLS_RSA_WITH_RC4_MD5" },
{ TLS1_CK_RSA_WITH_AES_128_SHA, "TLS_RSA_WITH_AES_128_CBC_SHA" },
{ TLS1_CK_DHE_RSA_WITH_AES_256_SHA, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA" },
{ TLS1_CK_DHE_RSA_WITH_AES_256_SHA256,
"TLS_DHE_RSA_WITH_AES_256_CBC_SHA256" },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_SHA256,
"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256" },
{ TLS1_CK_ECDHE_RSA_WITH_AES_256_SHA384,
"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384" },
{ TLS1_CK_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256" },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
"TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256" },
{ TLS1_CK_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
"TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384" },
{ TLS1_CK_PSK_WITH_RC4_128_SHA, "TLS_PSK_WITH_RC4_SHA" },
{ TLS1_CK_ECDHE_PSK_WITH_AES_128_CBC_SHA,
"TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA" },
// These names are non-standard:
{ TLS1_CK_ECDHE_RSA_CHACHA20_POLY1305,
"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256" },
{ TLS1_CK_ECDHE_ECDSA_CHACHA20_POLY1305,
"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256" },
};
static bool TestCipherGetRFCName(void) {
for (size_t i = 0;
i < sizeof(kCipherRFCNameTests) / sizeof(kCipherRFCNameTests[0]); i++) {
const CIPHER_RFC_NAME_TEST *test = &kCipherRFCNameTests[i];
std::string rfc_name;
if (!CipherGetRFCName(&rfc_name, test->id & 0xffff)) {
fprintf(stderr, "SSL_CIPHER_get_rfc_name failed\n");
return false;
}
if (rfc_name != test->rfc_name) {
fprintf(stderr, "SSL_CIPHER_get_rfc_name: got '%s', wanted '%s'\n",
rfc_name.c_str(), test->rfc_name);
return false;
}
}
return true;
}
int main(void) {
SSL_library_init();
if (!TestCipherRules() ||
!TestSSL_SESSIONEncoding(kOpenSSLSession) ||
!TestSSL_SESSIONEncoding(kCustomSession) ||
!TestBadSSL_SESSIONEncoding(kBadSessionExtraField) ||
!TestBadSSL_SESSIONEncoding(kBadSessionVersion) ||
!TestDefaultVersion(0, &TLS_method) ||
!TestDefaultVersion(SSL3_VERSION, &SSLv3_method) ||
!TestDefaultVersion(TLS1_VERSION, &TLSv1_method) ||
!TestDefaultVersion(TLS1_1_VERSION, &TLSv1_1_method) ||
!TestDefaultVersion(TLS1_2_VERSION, &TLSv1_2_method) ||
!TestDefaultVersion(0, &DTLS_method) ||
!TestDefaultVersion(DTLS1_VERSION, &DTLSv1_method) ||
!TestDefaultVersion(DTLS1_2_VERSION, &DTLSv1_2_method) ||
!TestCipherGetRFCName()) {
ERR_print_errors_fp(stderr);
return 1;
}
printf("PASS\n");
return 0;
}