diff options
Diffstat (limited to 'test/dtlsv1listentest.c')
| -rw-r--r-- | test/dtlsv1listentest.c | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/test/dtlsv1listentest.c b/test/dtlsv1listentest.c new file mode 100644 index 0000000000..28b493e091 --- /dev/null +++ b/test/dtlsv1listentest.c @@ -0,0 +1,478 @@ +/* + * Written by Matt Caswell for the OpenSSL project. + */ +/* ==================================================================== + * Copyright (c) 2016 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@openssl.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.openssl.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <string.h> +#include <sys/socket.h> +#include <openssl/ssl.h> +#include <openssl/bio.h> +#include <openssl/err.h> +#include <openssl/conf.h> +#include <openssl/engine.h> +#include "e_os.h" + +/* Just a ClientHello without a cookie */ +const unsigned char clienthello_nocookie[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x3A, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x2E, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x2E, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x00, /* Cookie len */ + 0x00, 0x04, /* Ciphersuites len */ + 0x00, 0x2f, /* AES128-SHA */ + 0x00, 0xff, /* Empty reneg info SCSV */ + 0x01, /* Compression methods len */ + 0x00, /* Null compression */ + 0x00, 0x00 /* Extensions len */ +}; + +/* First fragment of a ClientHello without a cookie */ +const unsigned char clienthello_nocookie_frag[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x30, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x2E, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x24, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x00 /* Cookie len */ +}; + +/* First fragment of a ClientHello which is too short */ +const unsigned char clienthello_nocookie_short[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x2F, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x2E, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x23, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00 /* Session id len */ +}; + +/* Second fragment of a ClientHello */ +const unsigned char clienthello_2ndfrag[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x38, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x2E, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x02, /* Fragment offset */ + 0x00, 0x00, 0x2C, /* Fragment length */ + /* Version skipped - sent in first fragment */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x00, /* Cookie len */ + 0x00, 0x04, /* Ciphersuites len */ + 0x00, 0x2f, /* AES128-SHA */ + 0x00, 0xff, /* Empty reneg info SCSV */ + 0x01, /* Compression methods len */ + 0x00, /* Null compression */ + 0x00, 0x00 /* Extensions len */ +}; + +/* A ClientHello with a good cookie */ +const unsigned char clienthello_cookie[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x4E, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x42, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x42, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x14, /* Cookie len */ + 0x00, 0x01, 0x02, 0x03, 0x04, 005, 0x06, 007, 0x08, 0x09, 0x0A, 0x0B, 0x0C, + 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, /* Cookie */ + 0x00, 0x04, /* Ciphersuites len */ + 0x00, 0x2f, /* AES128-SHA */ + 0x00, 0xff, /* Empty reneg info SCSV */ + 0x01, /* Compression methods len */ + 0x00, /* Null compression */ + 0x00, 0x00 /* Extensions len */ +}; + +/* A fragmented ClientHello with a good cookie */ +const unsigned char clienthello_cookie_frag[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x44, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x42, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x38, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x14, /* Cookie len */ + 0x00, 0x01, 0x02, 0x03, 0x04, 005, 0x06, 007, 0x08, 0x09, 0x0A, 0x0B, 0x0C, + 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13 /* Cookie */ +}; + + +/* A ClientHello with a bad cookie */ +const unsigned char clienthello_badcookie[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x4E, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x42, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x42, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x14, /* Cookie len */ + 0x01, 0x01, 0x02, 0x03, 0x04, 005, 0x06, 007, 0x08, 0x09, 0x0A, 0x0B, 0x0C, + 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, /* Cookie */ + 0x00, 0x04, /* Ciphersuites len */ + 0x00, 0x2f, /* AES128-SHA */ + 0x00, 0xff, /* Empty reneg info SCSV */ + 0x01, /* Compression methods len */ + 0x00, /* Null compression */ + 0x00, 0x00 /* Extensions len */ +}; + +/* A fragmented ClientHello with the fragment boundary mid cookie */ +const unsigned char clienthello_cookie_short[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x43, /* Record Length */ + 0x01, /* ClientHello */ + 0x00, 0x00, 0x42, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x37, /* Fragment length */ + 0xFE, 0xFD, /* DTLSv1.2 */ + 0xCA, 0x18, 0x9F, 0x76, 0xEC, 0x57, 0xCE, 0xE5, 0xB3, 0xAB, 0x79, 0x90, + 0xAD, 0xAC, 0x6E, 0xD1, 0x58, 0x35, 0x03, 0x97, 0x16, 0x10, 0x82, 0x56, + 0xD8, 0x55, 0xFF, 0xE1, 0x8A, 0xA3, 0x2E, 0xF6, /* Random */ + 0x00, /* Session id len */ + 0x14, /* Cookie len */ + 0x00, 0x01, 0x02, 0x03, 0x04, 005, 0x06, 007, 0x08, 0x09, 0x0A, 0x0B, 0x0C, + 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12 /* Cookie */ +}; + +/* Bad record - too short */ +const unsigned char record_short[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 /* Record sequence number */ +}; + +const unsigned char verify[] = { + 0x16, /* Handshake */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x00, 0x00, /* Epoch */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* Record sequence number */ + 0x00, 0x23, /* Record Length */ + 0x03, /* HelloVerifyRequest */ + 0x00, 0x00, 0x17, /* Message length */ + 0x00, 0x00, /* Message sequence */ + 0x00, 0x00, 0x00, /* Fragment offset */ + 0x00, 0x00, 0x17, /* Fragment length */ + 0xFE, 0xFF, /* DTLSv1.0 */ + 0x14, /* Cookie len */ + 0x00, 0x01, 0x02, 0x03, 0x04, 005, 0x06, 007, 0x08, 0x09, 0x0A, 0x0B, 0x0C, + 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13 /* Cookie */ +}; + +struct { + const unsigned char *in; + unsigned int inlen; + /* + * GOOD == positive return value from DTLSv1_listen, no output yet + * VERIFY == 0 return value, HelloVerifyRequest sent + * DROP == 0 return value, no output + */ + enum {GOOD, VERIFY, DROP} outtype; +} testpackets[9] = { + { + clienthello_nocookie, + sizeof(clienthello_nocookie), + VERIFY + }, + { + clienthello_nocookie_frag, + sizeof(clienthello_nocookie_frag), + VERIFY + }, + { + clienthello_nocookie_short, + sizeof(clienthello_nocookie_short), + DROP + }, + { + clienthello_2ndfrag, + sizeof(clienthello_2ndfrag), + DROP + }, + { + clienthello_cookie, + sizeof(clienthello_cookie), + GOOD + }, + { + clienthello_cookie_frag, + sizeof(clienthello_cookie_frag), + GOOD + }, + { + clienthello_badcookie, + sizeof(clienthello_badcookie), + VERIFY + }, + { + clienthello_cookie_short, + sizeof(clienthello_cookie_short), + DROP + }, + { + record_short, + sizeof(record_short), + DROP + } +}; + +#define COOKIE_LEN 20 + +static int cookie_gen(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len) +{ + unsigned int i; + + for (i = 0; i < COOKIE_LEN; i++, cookie++) { + *cookie = i; + } + *cookie_len = COOKIE_LEN; + + return 1; +} + +static int cookie_verify(SSL *ssl, const unsigned char *cookie, + unsigned int cookie_len) +{ + unsigned int i; + + if (cookie_len != COOKIE_LEN) + return 0; + + for (i = 0; i < COOKIE_LEN; i++, cookie++) { + if (*cookie != i) + return 0; + } + + return 1; +} + +int main(void) +{ + SSL_CTX *ctx = NULL; + SSL *ssl = NULL; + BIO *outbio = NULL; + BIO *inbio = NULL; + BIO_ADDR *peer = BIO_ADDR_new(); + char *data; + long datalen; + int ret, success = 0; + size_t i; + + /* Initialise libssl */ + SSL_load_error_strings(); + SSL_library_init(); + + ctx = SSL_CTX_new(DTLS_server_method()); + if (ctx == NULL || peer == NULL) + goto err; + + SSL_CTX_set_cookie_generate_cb(ctx, cookie_gen); + SSL_CTX_set_cookie_verify_cb(ctx, cookie_verify); + + /* Create an SSL object for the connection */ + ssl = SSL_new(ctx); + if (ssl == NULL) + goto err; + + outbio = BIO_new(BIO_s_mem()); + if (outbio == NULL) + goto err; + SSL_set_wbio(ssl, outbio); + + success = 1; + for (i = 0; i < OSSL_NELEM(testpackets) && success; i++) { + inbio = BIO_new_mem_buf((char *)testpackets[i].in, + testpackets[i].inlen); + if (inbio == NULL) { + success = 0; + goto err; + } + /* Set Non-blocking IO behaviour */ + BIO_set_mem_eof_return(inbio, -1); + + SSL_set_rbio(ssl, inbio); + + /* Process the incoming packet */ + ret = DTLSv1_listen(ssl, peer); + if (ret < 0) { + success = 0; + goto err; + } + + datalen = BIO_get_mem_data(outbio, &data); + + if (testpackets[i].outtype == VERIFY) { + if (ret == 0) { + if (datalen != sizeof(verify) + || (memcmp(data, verify, sizeof(verify)) != 0)) { + printf("Test %ld failure: incorrect HelloVerifyRequest\n", i); + success = 0; + } else { + printf("Test %ld success\n", i); + } + } else { + printf ("Test %ld failure: should not have succeeded\n", i); + success = 0; + } + } else if (datalen == 0) { + if ((ret == 0 && testpackets[i].outtype == DROP) + || (ret == 1 && testpackets[i].outtype == GOOD)) { + printf("Test %ld success\n", i); + } else { + printf("Test %ld failure: wrong return value\n", i); + success = 0; + } + } else { + printf("Test %ld failure: Unexpected data output\n", i); + success = 0; + } + (void)BIO_reset(outbio); + inbio = NULL; + /* Frees up inbio */ + SSL_set_rbio(ssl, NULL); + } + + err: + if (!success) + ERR_print_errors_fp(stderr); + /* Also frees up outbio */ + SSL_free(ssl); + SSL_CTX_free(ctx); + BIO_free(inbio); + /* Unitialise libssl */ +#ifndef OPENSSL_NO_ENGINE + ENGINE_cleanup(); +#endif + CONF_modules_unload(1); + CRYPTO_cleanup_all_ex_data(); + EVP_cleanup(); + ERR_remove_thread_state(NULL); + ERR_free_strings(); +#ifndef OPENSSL_NO_CRYPTO_MDEBUG + CRYPTO_mem_leaks_fp(stderr); +#endif + return success ? 0 : 1; +} + |