X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fevp%2Fevp_test.c;h=a74dd4c52a7648d8d6a5af97d95ff3e825e518d4;hp=902efac975ac62290e8b9244e5d708c5a022c631;hb=307e3978b973ff4566b69f631096deba117b51ea;hpb=2121f15dafc99cb04a0f714b2c26bde51487ac2d diff --git a/crypto/evp/evp_test.c b/crypto/evp/evp_test.c index 902efac975..a74dd4c52a 100644 --- a/crypto/evp/evp_test.c +++ b/crypto/evp/evp_test.c @@ -1,13 +1,17 @@ -/* Written by Ben Laurie, 2001 */ +/* evp_test.c */ /* - * Copyright (c) 2001 The OpenSSL Project. All rights reserved. + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project. + */ +/* ==================================================================== + * Copyright (c) 2015 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. + * 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 @@ -17,12 +21,12 @@ * 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/)" + * 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. + * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written @@ -31,7 +35,7 @@ * 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/)" + * 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 @@ -45,405 +49,640 @@ * 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. + * ==================================================================== */ #include #include - -#include "../e_os.h" - -#include +#include +#include #include -#ifndef OPENSSL_NO_ENGINE -#include -#endif #include -#include - -static void hexdump(FILE *f,const char *title,const unsigned char *s,int l) - { - int n=0; - - fprintf(f,"%s",title); - for( ; n < l ; ++n) - { - if((n%16) == 0) - fprintf(f,"\n%04x",n); - fprintf(f," %02x",s[n]); - } - fprintf(f,"\n"); - } +#include -static int convert(unsigned char *s) - { - unsigned char *d; - - for(d=s ; *s ; s+=2,++d) - { - unsigned int n; - - if(!s[1]) - { - fprintf(stderr,"Odd number of hex digits!"); - EXIT(4); - } - sscanf((char *)s,"%2x",&n); - *d=(unsigned char)n; - } - return s-d; - } +/* Remove spaces from beginning and end of a string */ -static char *sstrsep(char **string, const char *delim) - { - char isdelim[256]; - char *token = *string; +static void remove_space(char **pval) +{ + unsigned char *p = (unsigned char *)*pval; - if (**string == 0) - return NULL; + while (isspace(*p)) + p++; - memset(isdelim, 0, 256); - isdelim[0] = 1; + *pval = (char *)p; - while (*delim) - { - isdelim[(unsigned char)(*delim)] = 1; - delim++; - } + p = p + strlen(*pval) - 1; - while (!isdelim[(unsigned char)(**string)]) - { - (*string)++; - } + /* Remove trailing space */ + while (isspace(*p)) + *p-- = 0; +} - if (**string) - { - **string = 0; - (*string)++; - } +/* + * Given a line of the form: + * name = value # comment + * extract name and value. NB: modifies passed buffer. + */ - return token; - } +static int parse_line(char **pkw, char **pval, char *linebuf) +{ + char *p; + + p = linebuf + strlen(linebuf) - 1; -static unsigned char *ustrsep(char **p,const char *sep) - { return (unsigned char *)sstrsep(p,sep); } - -static int test1_exit(int ec) - { - EXIT(ec); - return(0); /* To keep some compilers quiet */ - } - -static void test1(const EVP_CIPHER *c,const unsigned char *key,int kn, - const unsigned char *iv,int in, - const unsigned char *plaintext,int pn, - const unsigned char *ciphertext,int cn, - int encdec) - { - EVP_CIPHER_CTX ctx; - unsigned char out[4096]; - int outl,outl2; - - printf("Testing cipher %s%s\n",EVP_CIPHER_name(c), - (encdec == 1 ? "(encrypt)" : (encdec == 0 ? "(decrypt)" : "(encrypt/decrypt)"))); - hexdump(stdout,"Key",key,kn); - if(in) - hexdump(stdout,"IV",iv,in); - hexdump(stdout,"Plaintext",plaintext,pn); - hexdump(stdout,"Ciphertext",ciphertext,cn); - - if(kn != c->key_len) - { - fprintf(stderr,"Key length doesn't match, got %d expected %lu\n",kn, - (unsigned long)c->key_len); - test1_exit(5); - } - EVP_CIPHER_CTX_init(&ctx); - if (encdec != 0) - { - if(!EVP_EncryptInit_ex(&ctx,c,NULL,key,iv)) - { - fprintf(stderr,"EncryptInit failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(10); - } - EVP_CIPHER_CTX_set_padding(&ctx,0); - - if(!EVP_EncryptUpdate(&ctx,out,&outl,plaintext,pn)) - { - fprintf(stderr,"Encrypt failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(6); - } - if(!EVP_EncryptFinal_ex(&ctx,out+outl,&outl2)) - { - fprintf(stderr,"EncryptFinal failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(7); - } - - if(outl+outl2 != cn) - { - fprintf(stderr,"Ciphertext length mismatch got %d expected %d\n", - outl+outl2,cn); - test1_exit(8); - } - - if(memcmp(out,ciphertext,cn)) - { - fprintf(stderr,"Ciphertext mismatch\n"); - hexdump(stderr,"Got",out,cn); - hexdump(stderr,"Expected",ciphertext,cn); - test1_exit(9); - } - } - - if (encdec <= 0) - { - if(!EVP_DecryptInit_ex(&ctx,c,NULL,key,iv)) - { - fprintf(stderr,"DecryptInit failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(11); - } - EVP_CIPHER_CTX_set_padding(&ctx,0); - - if(!EVP_DecryptUpdate(&ctx,out,&outl,ciphertext,cn)) - { - fprintf(stderr,"Decrypt failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(6); - } - if(!EVP_DecryptFinal_ex(&ctx,out+outl,&outl2)) - { - fprintf(stderr,"DecryptFinal failed\n"); - ERR_print_errors_fp(stderr); - test1_exit(7); - } - - if(outl+outl2 != pn) - { - fprintf(stderr,"Plaintext length mismatch got %d expected %d\n", - outl+outl2,pn); - test1_exit(8); - } - - if(memcmp(out,plaintext,pn)) - { - fprintf(stderr,"Plaintext mismatch\n"); - hexdump(stderr,"Got",out,pn); - hexdump(stderr,"Expected",plaintext,pn); - test1_exit(9); - } - } - - EVP_CIPHER_CTX_cleanup(&ctx); - - printf("\n"); + if (*p != '\n') { + fprintf(stderr, "FATAL: missing EOL\n"); + exit(1); } -static int test_cipher(const char *cipher,const unsigned char *key,int kn, - const unsigned char *iv,int in, - const unsigned char *plaintext,int pn, - const unsigned char *ciphertext,int cn, - int encdec) - { - const EVP_CIPHER *c; + /* Look for # */ + + p = strchr(linebuf, '#'); + + if (p) + *p = '\0'; + + /* Look for = sign */ + p = strchr(linebuf, '='); + + /* If no '=' exit */ + if (!p) + return 0; - c=EVP_get_cipherbyname(cipher); - if(!c) - return 0; + *p++ = '\0'; - test1(c,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec); + *pkw = linebuf; + *pval = p; + /* Remove spaces from keyword and value */ + remove_space(pkw); + remove_space(pval); + + return 1; +} + +/* For a hex string "value" convert to a binary allocated buffer */ +static int test_bin(const char *value, unsigned char **buf, size_t *buflen) +{ + long len; + if (!*value) { + /* Don't return NULL for zero length buffer */ + *buf = OPENSSL_malloc(1); + if (!*buf) + return 0; + **buf = 0; + *buflen = 0; + return 1; + } + *buf = string_to_hex(value, &len); + if (!*buf) { + fprintf(stderr, "Value=%s\n", value); + ERR_print_errors_fp(stderr); + return -1; + } + /* Size of input buffer means we'll never overflow */ + *buflen = len; return 1; +} + +/* Structure holding test information */ +struct evp_test { + /* method for this test */ + const struct evp_test_method *meth; + /* current line being processed */ + unsigned int line; + /* start line of current test */ + unsigned int start_line; + /* Error string for test */ + const char *err; + /* Expected error value of test */ + char *expected_err; + /* Number of tests */ + int ntests; + /* Error count */ + int errors; + /* test specific data */ + void *data; +}; +/* Test method structure */ +struct evp_test_method { + /* Name of test as it appears in file */ + const char *name; + /* Initialise test for "alg" */ + int (*init) (struct evp_test * t, const char *alg); + /* Clean up method */ + void (*cleanup) (struct evp_test * t); + /* Test specific name value pair processing */ + int (*parse) (struct evp_test * t, const char *name, const char *value); + /* Run the test itself */ + int (*run_test) (struct evp_test * t); +}; + +static const struct evp_test_method digest_test_method, cipher_test_method; +static const struct evp_test_method aead_test_method; + +static const struct evp_test_method *evp_test_list[] = { + &digest_test_method, + &cipher_test_method, + NULL, +}; + +static const struct evp_test_method *evp_find_test(const char *name) +{ + const struct evp_test_method **tt; + for (tt = evp_test_list; *tt; tt++) { + if (!strcmp(name, (*tt)->name)) + return *tt; } + return NULL; +} + +static int check_test_error(struct evp_test *t) +{ + if (!t->err && !t->expected_err) + return 1; + if (t->err && !t->expected_err) { + fprintf(stderr, "Test line %d: unexpected error %s\n", + t->start_line, t->err); + return 0; + } + if (!t->err && t->expected_err) { + fprintf(stderr, "Test line %d: succeeded expecting %s\n", + t->start_line, t->expected_err); + return 0; + } + if (!strcmp(t->err, t->expected_err)) + return 1; -static int test_digest(const char *digest, - const unsigned char *plaintext,int pn, - const unsigned char *ciphertext, unsigned int cn) - { - const EVP_MD *d; - EVP_MD_CTX ctx; + fprintf(stderr, "Test line %d: expecting %s got %s\n", + t->start_line, t->expected_err, t->err); + return 0; +} + +/* Setup a new test, run any existing test */ + +static int setup_test(struct evp_test *t, const struct evp_test_method *tmeth) +{ + /* If we already have a test set up run it */ + if (t->meth) { + t->ntests++; + t->err = NULL; + if (t->meth->run_test(t) != 1) { + fprintf(stderr, "%s test error line %d\n", + t->meth->name, t->start_line); + return 0; + } + if (!check_test_error(t)) { + if (t->err) + ERR_print_errors_fp(stderr); + t->errors++; + } + ERR_clear_error(); + t->meth->cleanup(t); + /* If new test type free old data */ + if (tmeth != t->meth && t->data) { + OPENSSL_free(t->data); + t->data = NULL; + } + if (t->expected_err) { + OPENSSL_free(t->expected_err); + t->expected_err = NULL; + } + } + t->meth = tmeth; + return 1; +} + +static int process_test(struct evp_test *t, char *buf, int verbose) +{ + char *keyword, *value; + int rv = 0; + const struct evp_test_method *tmeth; + if (verbose) + fputs(buf, stdout); + if (!parse_line(&keyword, &value, buf)) + return 1; + /* See if keyword corresponds to a test start */ + tmeth = evp_find_test(keyword); + if (tmeth) { + if (!setup_test(t, tmeth)) + return 0; + t->start_line = t->line; + if (!tmeth->init(t, value)) { + fprintf(stderr, "Unknown %s: %s\n", keyword, value); + return 0; + } + return 1; + } else if (!strcmp(keyword, "Result")) { + if (t->expected_err) { + fprintf(stderr, "Line %d: multiple result lines\n", t->line); + return 0; + } + t->expected_err = BUF_strdup(value); + if (!t->expected_err) + return 0; + } else { + /* Must be test specific line: try to parse it */ + if (t->meth) + rv = t->meth->parse(t, keyword, value); + + if (rv == 0) + fprintf(stderr, "line %d: unexpected keyword %s\n", + t->line, keyword); + + if (rv < 0) + fprintf(stderr, "line %d: error processing keyword %s\n", + t->line, keyword); + if (rv <= 0) + return 0; + } + return 1; +} + +int main(int argc, char **argv) +{ + FILE *in = NULL; + char buf[10240]; + struct evp_test t; + + ERR_load_crypto_strings(); + OpenSSL_add_all_algorithms(); + t.meth = NULL; + t.err = NULL; + t.line = 0; + t.start_line = -1; + t.errors = 0; + t.ntests = 0; + in = fopen(argv[1], "r"); + while (fgets(buf, sizeof(buf), in)) { + t.line++; + if (!process_test(&t, buf, 0)) + exit(1); + } + /* Run any final test we have */ + if (!setup_test(&t, NULL)) + exit(1); + fprintf(stderr, "%d tests completed with %d errors\n", + t.ntests, t.errors); + fclose(in); + return 0; +} + +static void test_free(void *d) +{ + if (d) + OPENSSL_free(d); +} + +/* Message digest tests */ + +struct digest_data { + /* Digest this test is for */ + const EVP_MD *digest; + /* Input to digest */ + unsigned char *input; + size_t input_len; + /* Expected output */ + unsigned char *output; + size_t output_len; +}; + +static int digest_test_init(struct evp_test *t, const char *alg) +{ + const EVP_MD *digest; + struct digest_data *mdat = t->data; + digest = EVP_get_digestbyname(alg); + if (!digest) + return 0; + mdat = OPENSSL_malloc(sizeof(struct digest_data)); + mdat->digest = digest; + mdat->input = NULL; + mdat->output = NULL; + t->data = mdat; + return 1; +} + +static void digest_test_cleanup(struct evp_test *t) +{ + struct digest_data *mdat = t->data; + test_free(mdat->input); + test_free(mdat->output); +} + +static int digest_test_parse(struct evp_test *t, + const char *keyword, const char *value) +{ + struct digest_data *mdata = t->data; + if (!strcmp(keyword, "Input")) + return test_bin(value, &mdata->input, &mdata->input_len); + if (!strcmp(keyword, "Output")) + return test_bin(value, &mdata->output, &mdata->output_len); + return 0; +} + +static int digest_test_run(struct evp_test *t) +{ + struct digest_data *mdata = t->data; + const char *err = "INTERNAL_ERROR"; + EVP_MD_CTX *mctx; unsigned char md[EVP_MAX_MD_SIZE]; - unsigned int mdn; - - d=EVP_get_digestbyname(digest); - if(!d) - return 0; - - printf("Testing digest %s\n",EVP_MD_name(d)); - hexdump(stdout,"Plaintext",plaintext,pn); - hexdump(stdout,"Digest",ciphertext,cn); - - EVP_MD_CTX_init(&ctx); - if(!EVP_DigestInit_ex(&ctx,d, NULL)) - { - fprintf(stderr,"DigestInit failed\n"); - ERR_print_errors_fp(stderr); - EXIT(100); - } - if(!EVP_DigestUpdate(&ctx,plaintext,pn)) - { - fprintf(stderr,"DigestUpdate failed\n"); - ERR_print_errors_fp(stderr); - EXIT(101); - } - if(!EVP_DigestFinal_ex(&ctx,md,&mdn)) - { - fprintf(stderr,"DigestFinal failed\n"); - ERR_print_errors_fp(stderr); - EXIT(101); - } - EVP_MD_CTX_cleanup(&ctx); - - if(mdn != cn) - { - fprintf(stderr,"Digest length mismatch, got %d expected %d\n",mdn,cn); - EXIT(102); - } - - if(memcmp(md,ciphertext,cn)) - { - fprintf(stderr,"Digest mismatch\n"); - hexdump(stderr,"Got",md,cn); - hexdump(stderr,"Expected",ciphertext,cn); - EXIT(103); - } - - printf("\n"); - - EVP_MD_CTX_cleanup(&ctx); + unsigned int md_len; + mctx = EVP_MD_CTX_create(); + if (!mctx) + goto err; + err = "DIGESTINIT_ERROR"; + if (!EVP_DigestInit_ex(mctx, mdata->digest, NULL)) + goto err; + err = "DIGESTUPDATE_ERROR"; + if (!EVP_DigestUpdate(mctx, mdata->input, mdata->input_len)) + goto err; + err = "DIGESTFINAL_ERROR"; + if (!EVP_DigestFinal(mctx, md, &md_len)) + goto err; + err = "DIGEST_LENGTH_MISMATCH"; + if (md_len != mdata->output_len) + goto err; + err = "DIGEST_MISMATCH"; + if (memcmp(mdata->output, md, md_len)) + goto err; + err = NULL; + err: + if (mctx) + EVP_MD_CTX_destroy(mctx); + t->err = err; + return err ? 0 : 1; +} + +static const struct evp_test_method digest_test_method = { + "Digest", + digest_test_init, + digest_test_cleanup, + digest_test_parse, + digest_test_run +}; + +/* Cipher tests */ +struct cipher_data { + const EVP_CIPHER *cipher; + int enc; + /* Set to EVP_CIPH_GCM_MODE or EVP_CIPH_CCM_MODE if AEAD */ + int aead; + unsigned char *key; + size_t key_len; + unsigned char *iv; + size_t iv_len; + unsigned char *plaintext; + size_t plaintext_len; + unsigned char *ciphertext; + size_t ciphertext_len; + /* GCM, CCM only */ + unsigned char *aad; + size_t aad_len; + unsigned char *tag; + size_t tag_len; +}; + +static int cipher_test_init(struct evp_test *t, const char *alg) +{ + const EVP_CIPHER *cipher; + struct cipher_data *cdat = t->data; + cipher = EVP_get_cipherbyname(alg); + if (!cipher) + return 0; + cdat = OPENSSL_malloc(sizeof(struct cipher_data)); + cdat->cipher = cipher; + cdat->enc = -1; + cdat->key = NULL; + cdat->iv = NULL; + cdat->ciphertext = NULL; + cdat->plaintext = NULL; + cdat->aad = NULL; + cdat->tag = NULL; + t->data = cdat; + if (EVP_CIPHER_mode(cipher) == EVP_CIPH_GCM_MODE + || EVP_CIPHER_mode(cipher) == EVP_CIPH_CCM_MODE) + cdat->aead = EVP_CIPHER_mode(cipher); + else + cdat->aead = 0; return 1; +} + +static void cipher_test_cleanup(struct evp_test *t) +{ + struct cipher_data *cdat = t->data; + test_free(cdat->key); + test_free(cdat->iv); + test_free(cdat->ciphertext); + test_free(cdat->plaintext); + test_free(cdat->aad); + test_free(cdat->tag); +} + +static int cipher_test_parse(struct evp_test *t, const char *keyword, + const char *value) +{ + struct cipher_data *cdat = t->data; + if (!strcmp(keyword, "Key")) + return test_bin(value, &cdat->key, &cdat->key_len); + if (!strcmp(keyword, "IV")) + return test_bin(value, &cdat->iv, &cdat->iv_len); + if (!strcmp(keyword, "Plaintext")) + return test_bin(value, &cdat->plaintext, &cdat->plaintext_len); + if (!strcmp(keyword, "Ciphertext")) + return test_bin(value, &cdat->ciphertext, &cdat->ciphertext_len); + if (cdat->aead) { + if (!strcmp(keyword, "AAD")) + return test_bin(value, &cdat->aad, &cdat->aad_len); + if (!strcmp(keyword, "Tag")) + return test_bin(value, &cdat->tag, &cdat->tag_len); } -int main(int argc,char **argv) - { - const char *szTestFile; - FILE *f; - - if(argc != 2) - { - fprintf(stderr,"%s \n",argv[0]); - EXIT(1); - } - CRYPTO_malloc_debug_init(); - CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL); - CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); - - szTestFile=argv[1]; - - f=fopen(szTestFile,"r"); - if(!f) - { - perror(szTestFile); - EXIT(2); - } - - /* Load up the software EVP_CIPHER and EVP_MD definitions */ - OpenSSL_add_all_ciphers(); - OpenSSL_add_all_digests(); -#ifndef OPENSSL_NO_ENGINE - /* Load all compiled-in ENGINEs */ - ENGINE_load_builtin_engines(); -#endif -#if 0 - OPENSSL_config(); -#endif -#ifndef OPENSSL_NO_ENGINE - /* Register all available ENGINE implementations of ciphers and digests. - * This could perhaps be changed to "ENGINE_register_all_complete()"? */ - ENGINE_register_all_ciphers(); - ENGINE_register_all_digests(); - /* If we add command-line options, this statement should be switchable. - * It'll prevent ENGINEs being ENGINE_init()ialised for cipher/digest use if - * they weren't already initialised. */ - /* ENGINE_set_cipher_flags(ENGINE_CIPHER_FLAG_NOINIT); */ -#endif - - for( ; ; ) - { - char line[4096]; - char *p; - char *cipher; - unsigned char *iv,*key,*plaintext,*ciphertext; - int encdec; - int kn,in,pn,cn; - - if(!fgets((char *)line,sizeof line,f)) - break; - if(line[0] == '#' || line[0] == '\n') - continue; - p=line; - cipher=sstrsep(&p,":"); - key=ustrsep(&p,":"); - iv=ustrsep(&p,":"); - plaintext=ustrsep(&p,":"); - ciphertext=ustrsep(&p,":"); - if (p[-1] == '\n') { - p[-1] = '\0'; - encdec = -1; - } else { - encdec = atoi(sstrsep(&p,"\n")); - } - - - kn=convert(key); - in=convert(iv); - pn=convert(plaintext); - cn=convert(ciphertext); - - if(!test_cipher(cipher,key,kn,iv,in,plaintext,pn,ciphertext,cn,encdec) - && !test_digest(cipher,plaintext,pn,ciphertext,cn)) - { -#ifdef OPENSSL_NO_AES - if (strstr(cipher, "AES") == cipher) - { - fprintf(stdout, "Cipher disabled, skipping %s\n", cipher); - continue; - } -#endif -#ifdef OPENSSL_NO_DES - if (strstr(cipher, "DES") == cipher) - { - fprintf(stdout, "Cipher disabled, skipping %s\n", cipher); - continue; - } -#endif -#ifdef OPENSSL_NO_RC4 - if (strstr(cipher, "RC4") == cipher) - { - fprintf(stdout, "Cipher disabled, skipping %s\n", cipher); - continue; - } -#endif -#ifdef OPENSSL_NO_CAMELLIA - if (strstr(cipher, "CAMELLIA") == cipher) - { - fprintf(stdout, "Cipher disabled, skipping %s\n", cipher); - continue; - } -#endif -#ifdef OPENSSL_NO_SEED - if (strstr(cipher, "SEED") == cipher) - { - fprintf(stdout, "Cipher disabled, skipping %s\n", cipher); - continue; - } -#endif - fprintf(stderr,"Can't find %s\n",cipher); - EXIT(3); - } - } - -#ifndef OPENSSL_NO_ENGINE - ENGINE_cleanup(); -#endif - EVP_cleanup(); - CRYPTO_cleanup_all_ex_data(); - ERR_remove_thread_state(NULL); - ERR_free_strings(); - CRYPTO_mem_leaks_fp(stderr); - + if (!strcmp(keyword, "Operation")) { + if (!strcmp(value, "ENCRYPT")) + cdat->enc = 1; + else if (!strcmp(value, "DECRYPT")) + cdat->enc = 0; + else + return 0; + return 1; + } return 0; +} + +static int cipher_test_enc(struct evp_test *t, int enc) +{ + struct cipher_data *cdat = t->data; + unsigned char *in, *out, *tmp = NULL; + size_t in_len, out_len; + int tmplen, tmpflen; + EVP_CIPHER_CTX *ctx = NULL; + const char *err; + err = "INTERNAL_ERROR"; + ctx = EVP_CIPHER_CTX_new(); + if (!ctx) + goto err; + EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW); + if (enc) { + in = cdat->plaintext; + in_len = cdat->plaintext_len; + out = cdat->ciphertext; + out_len = cdat->ciphertext_len; + } else { + in = cdat->ciphertext; + in_len = cdat->ciphertext_len; + out = cdat->plaintext; + out_len = cdat->plaintext_len; } + tmp = OPENSSL_malloc(in_len + 2 * EVP_MAX_BLOCK_LENGTH); + if (!tmp) + goto err; + err = "CIPHERINIT_ERROR"; + if (!EVP_CipherInit_ex(ctx, cdat->cipher, NULL, NULL, NULL, enc)) + goto err; + err = "INVALID_IV_LENGTH"; + if (cdat->iv) { + if (cdat->aead == EVP_CIPH_GCM_MODE) { + if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, + cdat->iv_len, 0)) + goto err; + } else if (cdat->aead == EVP_CIPH_CCM_MODE) { + if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_IVLEN, + cdat->iv_len, 0)) + goto err; + } else if (cdat->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx)) + goto err; + } + if (cdat->aead) { + unsigned char *tag; + /* + * If encrypting just set tag length. If decrypting set + * tag length and value. + */ + if (enc) { + err = "TAG_LENGTH_SET_ERROR"; + tag = NULL; + } else { + err = "TAG_SET_ERROR"; + tag = cdat->tag; + } + if (cdat->aead == EVP_CIPH_GCM_MODE && tag) { + if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, + cdat->tag_len, tag)) + goto err; + } else if (cdat->aead == EVP_CIPH_CCM_MODE) { + if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_CCM_SET_TAG, + cdat->tag_len, tag)) + goto err; + } + } + + err = "INVALID_KEY_LENGTH"; + if (!EVP_CIPHER_CTX_set_key_length(ctx, cdat->key_len)) + goto err; + err = "KEY_SET_ERROR"; + if (!EVP_CipherInit_ex(ctx, NULL, NULL, cdat->key, cdat->iv, -1)) + goto err; + + if (cdat->aead == EVP_CIPH_CCM_MODE) { + if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) { + err = "CCM_PLAINTEXT_LENGTH_SET_ERROR"; + goto err; + } + } + if (cdat->aad) { + if (!EVP_CipherUpdate(ctx, NULL, &tmplen, cdat->aad, cdat->aad_len)) { + err = "AAD_SET_ERROR"; + goto err; + } + } + EVP_CIPHER_CTX_set_padding(ctx, 0); + err = "CIPHERUPDATE_ERROR"; + if (!EVP_CipherUpdate(ctx, tmp, &tmplen, in, in_len)) + goto err; + if (cdat->aead == EVP_CIPH_CCM_MODE) + tmpflen = 0; + else { + err = "CIPHERFINAL_ERROR"; + if (!EVP_CipherFinal_ex(ctx, tmp + tmplen, &tmpflen)) + goto err; + } + err = "LENGTH_MISMATCH"; + if (out_len != (size_t)(tmplen + tmpflen)) + goto err; + err = "VALUE_MISMATCH"; + if (memcmp(out, tmp, out_len)) + goto err; + if (enc && cdat->aead) { + unsigned char rtag[16]; + if (cdat->tag_len > sizeof(rtag)) { + err = "TAG_LENGTH_INTERNAL_ERROR"; + goto err; + } + /* EVP_CTRL_CCM_GET_TAG and EVP_CTRL_GCM_GET_TAG are equal. */ + if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, + cdat->tag_len, rtag)) { + err = "TAG_RETRIEVE_ERROR"; + goto err; + } + if (memcmp(cdat->tag, rtag, cdat->tag_len)) { + err = "TAG_VALUE_MISMATCH"; + goto err; + } + } + err = NULL; + err: + if (tmp) + OPENSSL_free(tmp); + EVP_CIPHER_CTX_free(ctx); + t->err = err; + return err ? 0 : 1; +} + +static int cipher_test_run(struct evp_test *t) +{ + struct cipher_data *cdat = t->data; + int rv; + if (!cdat->key) { + t->err = "NO_KEY"; + return 0; + } + if (!cdat->iv && EVP_CIPHER_iv_length(cdat->cipher)) { + /* IV is optional and usually omitted in wrap mode */ + if (EVP_CIPHER_mode(cdat->cipher) != EVP_CIPH_WRAP_MODE) { + t->err = "NO_IV"; + return 0; + } + } + if (cdat->aead && !cdat->tag) { + t->err = "NO_TAG"; + return 0; + } + if (cdat->enc) { + rv = cipher_test_enc(t, 1); + /* Not fatal errors: return */ + if (rv != 1) { + if (rv < 0) + return 0; + return 1; + } + } + if (cdat->enc != 1) { + rv = cipher_test_enc(t, 0); + /* Not fatal errors: return */ + if (rv != 1) { + if (rv < 0) + return 0; + return 1; + } + } + return 1; +} + +static const struct evp_test_method cipher_test_method = { + "Cipher", + cipher_test_init, + cipher_test_cleanup, + cipher_test_parse, + cipher_test_run +};