/* Copyright 2001-2004 Roger Dingledine. * Copyright 2004-2006 Roger Dingledine, Nick Mathewson. */ /* See LICENSE for licensing information */ /* $Id$ */ const char test_c_id[] = "$Id$"; /** * \file test.c * \brief Unit tests for many pieces of the lower level Tor modules. **/ #include "orconfig.h" #include #ifdef HAVE_FCNTL_H #include #endif #ifdef MS_WINDOWS /* For mkdir() */ #include #else #include #endif #include "or.h" #include "../common/test.h" #include "../common/torgzip.h" int have_failed = 0; /* These functions are file-local, but are exposed so we can test. */ void get_platform_str(char *platform, size_t len); size_t read_escaped_data(const char *data, size_t len, int translate_newlines, char **out); or_options_t *options_new(void); int parse_addr_policy(config_line_t *cfg, addr_policy_t **dest, int assume_action); static char temp_dir[256]; static void setup_directory(void) { static int is_setup = 0; int r; if (is_setup) return; #ifdef MS_WINDOWS // XXXX tor_snprintf(temp_dir, sizeof(temp_dir), "c:\\windows\\temp\\tor_test_%d", (int)getpid()); r = mkdir(temp_dir); #else tor_snprintf(temp_dir, sizeof(temp_dir), "/tmp/tor_test_%d", (int) getpid()); r = mkdir(temp_dir, 0700); #endif if (r) { fprintf(stderr, "Can't create directory %s:", temp_dir); perror(""); exit(1); } is_setup = 1; } static const char * get_fname(const char *name) { static char buf[1024]; setup_directory(); tor_snprintf(buf,sizeof(buf),"%s/%s",temp_dir,name); return buf; } static void remove_directory(void) { smartlist_t *elements = tor_listdir(temp_dir); if (elements) { SMARTLIST_FOREACH(elements, const char *, cp, { size_t len = strlen(cp)+strlen(temp_dir)+16; char *tmp = tor_malloc(len); tor_snprintf(tmp, len, "%s"PATH_SEPARATOR"%s", temp_dir, cp); unlink(tmp); tor_free(tmp); }); SMARTLIST_FOREACH(elements, char *, cp, tor_free(cp)); smartlist_free(elements); } rmdir(temp_dir); } static crypto_pk_env_t * pk_generate(int idx) { static crypto_pk_env_t *pregen[3] = {NULL, NULL, NULL}; tor_assert(idx < (int)(sizeof(pregen)/sizeof(pregen[0]))); if (! pregen[idx]) { pregen[idx] = crypto_new_pk_env(); tor_assert(!crypto_pk_generate_key(pregen[idx])); } return crypto_pk_dup_key(pregen[idx]); } static void test_buffers(void) { char str[256]; char str2[256]; buf_t *buf; int j; /**** * buf_new ****/ if (!(buf = buf_new())) test_fail(); test_eq(buf_capacity(buf), 4096); test_eq(buf_datalen(buf), 0); /**** * General pointer frobbing */ for (j=0;j<256;++j) { str[j] = (char)j; } write_to_buf(str, 256, buf); write_to_buf(str, 256, buf); test_eq(buf_datalen(buf), 512); fetch_from_buf(str2, 200, buf); test_memeq(str, str2, 200); test_eq(buf_datalen(buf), 312); memset(str2, 0, sizeof(str2)); fetch_from_buf(str2, 256, buf); test_memeq(str+200, str2, 56); test_memeq(str, str2+56, 200); test_eq(buf_datalen(buf), 56); memset(str2, 0, sizeof(str2)); /* Okay, now we should be 512 bytes into the 4096-byte buffer. If we add * another 3584 bytes, we hit the end. */ for (j=0;j<15;++j) { write_to_buf(str, 256, buf); } assert_buf_ok(buf); test_eq(buf_datalen(buf), 3896); fetch_from_buf(str2, 56, buf); test_eq(buf_datalen(buf), 3840); test_memeq(str+200, str2, 56); for (j=0;j<15;++j) { memset(str2, 0, sizeof(str2)); fetch_from_buf(str2, 256, buf); test_memeq(str, str2, 256); } test_eq(buf_datalen(buf), 0); buf_free(buf); /* Okay, now make sure growing can work. */ buf = buf_new_with_capacity(16); test_eq(buf_capacity(buf), 16); write_to_buf(str+1, 255, buf); test_eq(buf_capacity(buf), 256); fetch_from_buf(str2, 254, buf); test_memeq(str+1, str2, 254); test_eq(buf_capacity(buf), 256); assert_buf_ok(buf); write_to_buf(str, 32, buf); test_eq(buf_capacity(buf), 256); assert_buf_ok(buf); write_to_buf(str, 256, buf); assert_buf_ok(buf); test_eq(buf_capacity(buf), 512); test_eq(buf_datalen(buf), 33+256); fetch_from_buf(str2, 33, buf); test_eq(*str2, str[255]); test_memeq(str2+1, str, 32); test_eq(buf_capacity(buf), 512); test_eq(buf_datalen(buf), 256); fetch_from_buf(str2, 256, buf); test_memeq(str, str2, 256); /* now try shrinking: case 1. */ buf_free(buf); buf = buf_new_with_capacity(33668); for (j=0;j<67;++j) { write_to_buf(str,255, buf); } test_eq(buf_capacity(buf), 33668); test_eq(buf_datalen(buf), 17085); for (j=0; j < 40; ++j) { fetch_from_buf(str2, 255,buf); test_memeq(str2, str, 255); } /* now try shrinking: case 2. */ buf_free(buf); buf = buf_new_with_capacity(33668); for (j=0;j<67;++j) { write_to_buf(str,255, buf); } for (j=0; j < 20; ++j) { fetch_from_buf(str2, 255,buf); test_memeq(str2, str, 255); } for (j=0;j<80;++j) { write_to_buf(str,255, buf); } test_eq(buf_capacity(buf),33668); for (j=0; j < 120; ++j) { fetch_from_buf(str2, 255,buf); test_memeq(str2, str, 255); } #if 0 { int s; int eof; int i; buf_t *buf2; /**** * read_to_buf ****/ s = open(get_fname("data"), O_WRONLY|O_CREAT|O_TRUNC, 0600); write(s, str, 256); close(s); s = open(get_fname("data"), O_RDONLY, 0); eof = 0; errno = 0; /* XXXX */ i = read_to_buf(s, 10, buf, &eof); printf("%s\n", strerror(errno)); test_eq(i, 10); test_eq(eof, 0); test_eq(buf_capacity(buf), 4096); test_eq(buf_datalen(buf), 10); test_memeq(str, (char*)_buf_peek_raw_buffer(buf), 10); /* Test reading 0 bytes. */ i = read_to_buf(s, 0, buf, &eof); test_eq(buf_capacity(buf), 512*1024); test_eq(buf_datalen(buf), 10); test_eq(eof, 0); test_eq(i, 0); /* Now test when buffer is filled exactly. */ buf2 = buf_new_with_capacity(6); i = read_to_buf(s, 6, buf2, &eof); test_eq(buf_capacity(buf2), 6); test_eq(buf_datalen(buf2), 6); test_eq(eof, 0); test_eq(i, 6); test_memeq(str+10, (char*)_buf_peek_raw_buffer(buf2), 6); buf_free(buf2); /* Now test when buffer is filled with more data to read. */ buf2 = buf_new_with_capacity(32); i = read_to_buf(s, 128, buf2, &eof); test_eq(buf_capacity(buf2), 128); test_eq(buf_datalen(buf2), 32); test_eq(eof, 0); test_eq(i, 32); buf_free(buf2); /* Now read to eof. */ test_assert(buf_capacity(buf) > 256); i = read_to_buf(s, 1024, buf, &eof); test_eq(i, (256-32-10-6)); test_eq(buf_capacity(buf), MAX_BUF_SIZE); test_eq(buf_datalen(buf), 256-6-32); test_memeq(str, (char*)_buf_peek_raw_buffer(buf), 10); /* XXX Check rest. */ test_eq(eof, 0); i = read_to_buf(s, 1024, buf, &eof); test_eq(i, 0); test_eq(buf_capacity(buf), MAX_BUF_SIZE); test_eq(buf_datalen(buf), 256-6-32); test_eq(eof, 1); } #endif buf_free(buf); } static void test_crypto_dh(void) { crypto_dh_env_t *dh1, *dh2; char p1[DH_BYTES]; char p2[DH_BYTES]; char s1[DH_BYTES]; char s2[DH_BYTES]; int s1len, s2len; dh1 = crypto_dh_new(); dh2 = crypto_dh_new(); test_eq(crypto_dh_get_bytes(dh1), DH_BYTES); test_eq(crypto_dh_get_bytes(dh2), DH_BYTES); memset(p1, 0, DH_BYTES); memset(p2, 0, DH_BYTES); test_memeq(p1, p2, DH_BYTES); test_assert(! crypto_dh_get_public(dh1, p1, DH_BYTES)); test_memneq(p1, p2, DH_BYTES); test_assert(! crypto_dh_get_public(dh2, p2, DH_BYTES)); test_memneq(p1, p2, DH_BYTES); memset(s1, 0, DH_BYTES); memset(s2, 0xFF, DH_BYTES); s1len = crypto_dh_compute_secret(dh1, p2, DH_BYTES, s1, 50); s2len = crypto_dh_compute_secret(dh2, p1, DH_BYTES, s2, 50); test_assert(s1len > 0); test_eq(s1len, s2len); test_memeq(s1, s2, s1len); crypto_dh_free(dh1); crypto_dh_free(dh2); } static void test_crypto(void) { crypto_cipher_env_t *env1, *env2; crypto_pk_env_t *pk1, *pk2; char *data1, *data2, *data3, *cp; int i, j, p, len; size_t size; data1 = tor_malloc(1024); data2 = tor_malloc(1024); data3 = tor_malloc(1024); test_assert(data1 && data2 && data3); /* Try out RNG. */ test_assert(! crypto_seed_rng()); crypto_rand(data1, 100); crypto_rand(data2, 100); test_memneq(data1,data2,100); /* Now, test encryption and decryption with stream cipher. */ data1[0]='\0'; for (i = 1023; i>0; i -= 35) strncat(data1, "Now is the time for all good onions", i); memset(data2, 0, 1024); memset(data3, 0, 1024); env1 = crypto_new_cipher_env(); test_neq(env1, 0); env2 = crypto_new_cipher_env(); test_neq(env2, 0); j = crypto_cipher_generate_key(env1); crypto_cipher_set_key(env2, crypto_cipher_get_key(env1)); crypto_cipher_encrypt_init_cipher(env1); crypto_cipher_decrypt_init_cipher(env2); /* Try encrypting 512 chars. */ crypto_cipher_encrypt(env1, data2, data1, 512); crypto_cipher_decrypt(env2, data3, data2, 512); test_memeq(data1, data3, 512); test_memneq(data1, data2, 512); /* Now encrypt 1 at a time, and get 1 at a time. */ for (j = 512; j < 560; ++j) { crypto_cipher_encrypt(env1, data2+j, data1+j, 1); } for (j = 512; j < 560; ++j) { crypto_cipher_decrypt(env2, data3+j, data2+j, 1); } test_memeq(data1, data3, 560); /* Now encrypt 3 at a time, and get 5 at a time. */ for (j = 560; j < 1024-5; j += 3) { crypto_cipher_encrypt(env1, data2+j, data1+j, 3); } for (j = 560; j < 1024-5; j += 5) { crypto_cipher_decrypt(env2, data3+j, data2+j, 5); } test_memeq(data1, data3, 1024-5); /* Now make sure that when we encrypt with different chunk sizes, we get the same results. */ crypto_free_cipher_env(env2); memset(data3, 0, 1024); env2 = crypto_new_cipher_env(); test_neq(env2, 0); crypto_cipher_set_key(env2, crypto_cipher_get_key(env1)); crypto_cipher_encrypt_init_cipher(env2); for (j = 0; j < 1024-16; j += 17) { crypto_cipher_encrypt(env2, data3+j, data1+j, 17); } for (j= 0; j < 1024-16; ++j) { if (data2[j] != data3[j]) { printf("%d: %d\t%d\n", j, (int) data2[j], (int) data3[j]); } } test_memeq(data2, data3, 1024-16); crypto_free_cipher_env(env1); crypto_free_cipher_env(env2); /* Test vectors for stream ciphers. */ /* XXXX Look up some test vectors for the ciphers and make sure we match. */ /* Test SHA-1 with a test vector from the specification. */ i = crypto_digest(data1, "abc", 3); test_memeq(data1, "\xA9\x99\x3E\x36\x47\x06\x81\x6A\xBA\x3E\x25\x71\x78" "\x50\xC2\x6C\x9C\xD0\xD8\x9D", 20); /* Public-key ciphers */ pk1 = pk_generate(0); pk2 = crypto_new_pk_env(); test_assert(pk1 && pk2); test_assert(! crypto_pk_write_public_key_to_string(pk1, &cp, &size)); test_assert(! crypto_pk_read_public_key_from_string(pk2, cp, size)); test_eq(0, crypto_pk_cmp_keys(pk1, pk2)); tor_free(cp); test_eq(128, crypto_pk_keysize(pk1)); test_eq(128, crypto_pk_keysize(pk2)); test_eq(128, crypto_pk_public_encrypt(pk2, data1, "Hello whirled.", 15, PK_PKCS1_OAEP_PADDING)); test_eq(128, crypto_pk_public_encrypt(pk1, data2, "Hello whirled.", 15, PK_PKCS1_OAEP_PADDING)); /* oaep padding should make encryption not match */ test_memneq(data1, data2, 128); test_eq(15, crypto_pk_private_decrypt(pk1, data3, data1, 128, PK_PKCS1_OAEP_PADDING,1)); test_streq(data3, "Hello whirled."); memset(data3, 0, 1024); test_eq(15, crypto_pk_private_decrypt(pk1, data3, data2, 128, PK_PKCS1_OAEP_PADDING,1)); test_streq(data3, "Hello whirled."); /* Can't decrypt with public key. */ test_eq(-1, crypto_pk_private_decrypt(pk2, data3, data2, 128, PK_PKCS1_OAEP_PADDING,1)); /* Try again with bad padding */ memcpy(data2+1, "XYZZY", 5); /* This has fails ~ once-in-2^40 */ test_eq(-1, crypto_pk_private_decrypt(pk1, data3, data2, 128, PK_PKCS1_OAEP_PADDING,1)); /* File operations: save and load private key */ test_assert(! crypto_pk_write_private_key_to_filename(pk1, get_fname("pkey1"))); test_assert(! crypto_pk_read_private_key_from_filename(pk2, get_fname("pkey1"))); test_eq(15, crypto_pk_private_decrypt(pk2, data3, data1, 128, PK_PKCS1_OAEP_PADDING,1)); /* Now try signing. */ strcpy(data1, "Ossifrage"); test_eq(128, crypto_pk_private_sign(pk1, data2, data1, 10)); test_eq(10, crypto_pk_public_checksig(pk1, data3, data2, 128)); test_streq(data3, "Ossifrage"); /* Try signing digests. */ test_eq(128, crypto_pk_private_sign_digest(pk1, data2, data1, 10)); test_eq(20, crypto_pk_public_checksig(pk1, data3, data2, 128)); test_eq(0, crypto_pk_public_checksig_digest(pk1, data1, 10, data2, 128)); test_eq(-1, crypto_pk_public_checksig_digest(pk1, data1, 11, data2, 128)); /*XXXX test failed signing*/ /* Try encoding */ crypto_free_pk_env(pk2); pk2 = NULL; i = crypto_pk_asn1_encode(pk1, data1, 1024); test_assert(i>0); pk2 = crypto_pk_asn1_decode(data1, i); test_assert(crypto_pk_cmp_keys(pk1,pk2) == 0); /* Try with hybrid encryption wrappers. */ crypto_rand(data1, 1024); for (i = 0; i < 3; ++i) { for (j = 85; j < 140; ++j) { memset(data2,0,1024); memset(data3,0,1024); if (i == 0 && j < 129) continue; p = (i==0)?PK_NO_PADDING: (i==1)?PK_PKCS1_PADDING:PK_PKCS1_OAEP_PADDING; len = crypto_pk_public_hybrid_encrypt(pk1,data2,data1,j,p,0); test_assert(len>=0); len = crypto_pk_private_hybrid_decrypt(pk1,data3,data2,len,p,1); test_eq(len,j); test_memeq(data1,data3,j); } } crypto_free_pk_env(pk1); crypto_free_pk_env(pk2); /* Base64 tests */ strcpy(data1, "Test string that contains 35 chars."); strcat(data1, " 2nd string that contains 35 chars."); i = base64_encode(data2, 1024, data1, 71); j = base64_decode(data3, 1024, data2, i); test_streq(data3, data1); test_eq(j, 71); test_assert(data2[i] == '\0'); crypto_rand(data1, DIGEST_LEN); memset(data2, 100, 1024); digest_to_base64(data2, data1); test_eq(BASE64_DIGEST_LEN, strlen(data2)); test_eq(100, data2[BASE64_DIGEST_LEN+2]); memset(data3, 99, 1024); digest_from_base64(data3, data2); test_memeq(data1, data3, DIGEST_LEN); test_eq(99, data3[DIGEST_LEN+1]); /* Base32 tests */ strcpy(data1, "5chrs"); /* bit pattern is: [35 63 68 72 73] -> * [00110101 01100011 01101000 01110010 01110011] * By 5s: [00110 10101 10001 10110 10000 11100 10011 10011] */ base32_encode(data2, 9, data1, 5); test_streq(data2, "gvrwq4tt"); strcpy(data1, "\xFF\xF5\x6D\x44\xAE\x0D\x5C\xC9\x62\xC4"); base32_encode(data2, 30, data1, 10); test_streq(data2, "772w2rfobvomsywe"); /* Base16 tests */ strcpy(data1, "6chrs\xff"); base16_encode(data2, 13, data1, 6); test_streq(data2, "3663687273FF"); strcpy(data1, "f0d678affc000100"); i = base16_decode(data2, 8, data1, 16); test_eq(i,0); test_memeq(data2, "\xf0\xd6\x78\xaf\xfc\x00\x01\x00",8); tor_free(data1); tor_free(data2); tor_free(data3); } static void test_crypto_s2k(void) { char buf[29]; char buf2[29]; char *buf3; int i; memset(buf, 0, sizeof(buf)); memset(buf2, 0, sizeof(buf2)); buf3 = tor_malloc(65536); memset(buf3, 0, 65536); secret_to_key(buf+9, 20, "", 0, buf); crypto_digest(buf2+9, buf3, 1024); test_memeq(buf, buf2, 29); memcpy(buf,"vrbacrda",8); memcpy(buf2,"vrbacrda",8); buf[8] = 96; buf2[8] = 96; secret_to_key(buf+9, 20, "12345678", 8, buf); for (i = 0; i < 65536; i += 16) { memcpy(buf3+i, "vrbacrda12345678", 16); } crypto_digest(buf2+9, buf3, 65536); test_memeq(buf, buf2, 29); } static int _compare_strs(const void **a, const void **b) { const char *s1 = *a, *s2 = *b; return strcmp(s1, s2); } static int _compare_without_first_ch(const void *a, const void **b) { const char *s1 = a, *s2 = *b; return strcasecmp(s1+1, s2); } static void test_util(void) { struct timeval start, end; struct tm a_time; char timestr[RFC1123_TIME_LEN+1]; char buf[1024]; time_t t_res; int i; uint32_t u32; uint16_t u16; char *cp, *k, *v; start.tv_sec = 5; start.tv_usec = 5000; end.tv_sec = 5; end.tv_usec = 5000; test_eq(0L, tv_udiff(&start, &end)); end.tv_usec = 7000; test_eq(2000L, tv_udiff(&start, &end)); end.tv_sec = 6; test_eq(1002000L, tv_udiff(&start, &end)); end.tv_usec = 0; test_eq(995000L, tv_udiff(&start, &end)); end.tv_sec = 4; test_eq(-1005000L, tv_udiff(&start, &end)); /* The test values here are confirmed to be correct on a platform * with a working timegm. */ a_time.tm_year = 2003-1900; a_time.tm_mon = 7; a_time.tm_mday = 30; a_time.tm_hour = 6; a_time.tm_min = 14; a_time.tm_sec = 55; test_eq((time_t) 1062224095UL, tor_timegm(&a_time)); a_time.tm_year = 2004-1900; /* Try a leap year, after feb. */ test_eq((time_t) 1093846495UL, tor_timegm(&a_time)); a_time.tm_mon = 1; /* Try a leap year, in feb. */ a_time.tm_mday = 10; test_eq((time_t) 1076393695UL, tor_timegm(&a_time)); format_rfc1123_time(timestr, 0); test_streq("Thu, 01 Jan 1970 00:00:00 GMT", timestr); format_rfc1123_time(timestr, (time_t)1091580502UL); test_streq("Wed, 04 Aug 2004 00:48:22 GMT", timestr); t_res = 0; i = parse_rfc1123_time(timestr, &t_res); test_eq(i,0); test_eq(t_res, (time_t)1091580502UL); /* Test tor_strstrip() */ strcpy(buf, "Testing 1 2 3"); test_eq(0, tor_strstrip(buf, ",!")); test_streq(buf, "Testing 1 2 3"); strcpy(buf, "!Testing 1 2 3?"); test_eq(5, tor_strstrip(buf, "!? ")); test_streq(buf, "Testing123"); /* Test tor_strpartition() */ test_assert(! tor_strpartition(buf, sizeof(buf), "abcdefg", "##", 3, TERMINATE_IF_EVEN)); test_streq(buf, "abc##def##g"); test_assert(! tor_strpartition(buf, sizeof(buf), "abcdefg", "##", 3, ALWAYS_TERMINATE)); test_streq(buf, "abc##def##g##"); test_assert(! tor_strpartition(buf, sizeof(buf), "abcdefghi", "##", 3, TERMINATE_IF_EVEN)); test_streq(buf, "abc##def##ghi##"); test_assert(! tor_strpartition(buf, sizeof(buf), "abcdefghi", "##", 3, NEVER_TERMINATE)); test_streq(buf, "abc##def##ghi"); /* Test parse_addr_port */ cp = NULL; u32 = 3; u16 = 3; test_assert(!parse_addr_port(LOG_WARN, "1.2.3.4", &cp, &u32, &u16)); test_streq(cp, "1.2.3.4"); test_eq(u32, 0x01020304u); test_eq(u16, 0); tor_free(cp); test_assert(!parse_addr_port(LOG_WARN, "4.3.2.1:99", &cp, &u32, &u16)); test_streq(cp, "4.3.2.1"); test_eq(u32, 0x04030201u); test_eq(u16, 99); tor_free(cp); test_assert(!parse_addr_port(LOG_WARN, "nonexistent.address:4040", &cp, NULL, &u16)); test_streq(cp, "nonexistent.address"); test_eq(u16, 4040); tor_free(cp); test_assert(!parse_addr_port(LOG_WARN, "localhost:9999", &cp, &u32, &u16)); test_streq(cp, "localhost"); test_eq(u32, 0x7f000001u); test_eq(u16, 9999); tor_free(cp); u32 = 3; test_assert(!parse_addr_port(LOG_WARN, "localhost", NULL, &u32, &u16)); test_eq(cp, NULL); test_eq(u32, 0x7f000001u); test_eq(u16, 0); tor_free(cp); test_eq(0, addr_mask_get_bits(0x0u)); test_eq(32, addr_mask_get_bits(0xFFFFFFFFu)); test_eq(16, addr_mask_get_bits(0xFFFF0000u)); test_eq(31, addr_mask_get_bits(0xFFFFFFFEu)); test_eq(1, addr_mask_get_bits(0x80000000u)); /* Test tor_parse_long. */ test_eq(10L, tor_parse_long("10",10,0,100,NULL,NULL)); test_eq(0L, tor_parse_long("10",10,50,100,NULL,NULL)); /* Test parse_line_from_str */ strlcpy(buf, "k v\n" " key value with spaces \n" "keykey val\n" "k2\n" "k3 \n" "\n" " \n" "#comment\n" "k4#a\n" "k5#abc\n" "k6 val #with comment\n", sizeof(buf)); cp = buf; cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k"); test_streq(v, "v"); test_assert(!strcmpstart(cp, " key value with")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "key"); test_streq(v, "value with spaces"); test_assert(!strcmpstart(cp, "keykey")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "keykey"); test_streq(v, "val"); test_assert(!strcmpstart(cp, "k2\n")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k2"); test_streq(v, ""); test_assert(!strcmpstart(cp, "k3 \n")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k3"); test_streq(v, ""); test_assert(!strcmpstart(cp, "\n \n")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k4"); test_streq(v, ""); test_assert(!strcmpstart(cp, "k5#abc")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k5"); test_streq(v, ""); test_assert(!strcmpstart(cp, "k6")); cp = parse_line_from_str(cp, &k, &v); test_streq(k, "k6"); test_streq(v, "val"); test_streq(cp, ""); /* Test for strcmpstart and strcmpend. */ test_assert(strcmpstart("abcdef", "abcdef")==0); test_assert(strcmpstart("abcdef", "abc")==0); test_assert(strcmpstart("abcdef", "abd")<0); test_assert(strcmpstart("abcdef", "abb")>0); test_assert(strcmpstart("ab", "abb")<0); test_assert(strcmpend("abcdef", "abcdef")==0); test_assert(strcmpend("abcdef", "def")==0); test_assert(strcmpend("abcdef", "deg")<0); test_assert(strcmpend("abcdef", "dee")>0); test_assert(strcmpend("ab", "abb")<0); { char tmpbuf[INET_NTOA_BUF_LEN]; struct in_addr in; tor_inet_aton("18.244.0.188",&in); tor_inet_ntoa(&in, tmpbuf, sizeof(tmpbuf)); test_streq(tmpbuf, "18.244.0.188"); } /* Test 'escaped' */ test_streq("\"\"", escaped("")); test_streq("\"abcd\"", escaped("abcd")); test_streq("\"\\\\\\n\\r\\t\\\"\\'\"", escaped("\\\n\r\t\"\'")); test_streq("\"z\\001abc\\277d\"", escaped("z\001abc\277d")); } static void test_smartlist(void) { smartlist_t *sl; char *cp; /* XXXX test sort_strings, sort_digests, uniq_strings, uniq_digests */ /* Test smartlist add, del_keeporder, insert, get. */ sl = smartlist_create(); smartlist_add(sl, (void*)1); smartlist_add(sl, (void*)2); smartlist_add(sl, (void*)3); smartlist_add(sl, (void*)4); smartlist_del_keeporder(sl, 1); smartlist_insert(sl, 1, (void*)22); smartlist_insert(sl, 0, (void*)0); smartlist_insert(sl, 5, (void*)555); test_eq_ptr((void*)0, smartlist_get(sl,0)); test_eq_ptr((void*)1, smartlist_get(sl,1)); test_eq_ptr((void*)22, smartlist_get(sl,2)); test_eq_ptr((void*)3, smartlist_get(sl,3)); test_eq_ptr((void*)4, smartlist_get(sl,4)); test_eq_ptr((void*)555, smartlist_get(sl,5)); /* Try deleting in the middle. */ smartlist_del(sl, 1); test_eq_ptr((void*)555, smartlist_get(sl, 1)); /* Try deleting at the end. */ smartlist_del(sl, 4); test_eq(4, smartlist_len(sl)); /* test isin. */ test_assert(smartlist_isin(sl, (void*)3)); test_assert(!smartlist_isin(sl, (void*)99)); /* Test split and join */ smartlist_clear(sl); test_eq(0, smartlist_len(sl)); smartlist_split_string(sl, "abc", ":", 0, 0); test_eq(1, smartlist_len(sl)); test_streq("abc", smartlist_get(sl, 0)); smartlist_split_string(sl, "a::bc::", "::", 0, 0); test_eq(4, smartlist_len(sl)); test_streq("a", smartlist_get(sl, 1)); test_streq("bc", smartlist_get(sl, 2)); test_streq("", smartlist_get(sl, 3)); cp = smartlist_join_strings(sl, "", 0, NULL); test_streq(cp, "abcabc"); tor_free(cp); cp = smartlist_join_strings(sl, "!", 0, NULL); test_streq(cp, "abc!a!bc!"); tor_free(cp); cp = smartlist_join_strings(sl, "XY", 0, NULL); test_streq(cp, "abcXYaXYbcXY"); tor_free(cp); cp = smartlist_join_strings(sl, "XY", 1, NULL); test_streq(cp, "abcXYaXYbcXYXY"); tor_free(cp); cp = smartlist_join_strings(sl, "", 1, NULL); test_streq(cp, "abcabc"); tor_free(cp); smartlist_split_string(sl, "/def/ /ghijk", "/", 0, 0); test_eq(8, smartlist_len(sl)); test_streq("", smartlist_get(sl, 4)); test_streq("def", smartlist_get(sl, 5)); test_streq(" ", smartlist_get(sl, 6)); test_streq("ghijk", smartlist_get(sl, 7)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); smartlist_split_string(sl, "a,bbd,cdef", ",", SPLIT_SKIP_SPACE, 0); test_eq(3, smartlist_len(sl)); test_streq("a", smartlist_get(sl,0)); test_streq("bbd", smartlist_get(sl,1)); test_streq("cdef", smartlist_get(sl,2)); smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>", SPLIT_SKIP_SPACE, 0); test_eq(8, smartlist_len(sl)); test_streq("z", smartlist_get(sl,3)); test_streq("zhasd", smartlist_get(sl,4)); test_streq("", smartlist_get(sl,5)); test_streq("bnud", smartlist_get(sl,6)); test_streq("", smartlist_get(sl,7)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); smartlist_split_string(sl, " ab\tc \td ef ", NULL, SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0); test_eq(4, smartlist_len(sl)); test_streq("ab", smartlist_get(sl,0)); test_streq("c", smartlist_get(sl,1)); test_streq("d", smartlist_get(sl,2)); test_streq("ef", smartlist_get(sl,3)); smartlist_split_string(sl, "ghi\tj", NULL, SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0); test_eq(6, smartlist_len(sl)); test_streq("ghi", smartlist_get(sl,4)); test_streq("j", smartlist_get(sl,5)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); cp = smartlist_join_strings(sl, "XY", 0, NULL); test_streq(cp, ""); tor_free(cp); cp = smartlist_join_strings(sl, "XY", 1, NULL); test_streq(cp, "XY"); tor_free(cp); smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>", SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0); test_eq(3, smartlist_len(sl)); test_streq("z", smartlist_get(sl, 0)); test_streq("zhasd", smartlist_get(sl, 1)); test_streq("bnud", smartlist_get(sl, 2)); smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>", SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 2); test_eq(5, smartlist_len(sl)); test_streq("z", smartlist_get(sl, 3)); test_streq("zhasd <> <> bnud<>", smartlist_get(sl, 4)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); smartlist_split_string(sl, "abcd\n", "\n", SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0); test_eq(1, smartlist_len(sl)); test_streq("abcd", smartlist_get(sl, 0)); smartlist_split_string(sl, "efgh", "\n", SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0); test_eq(2, smartlist_len(sl)); test_streq("efgh", smartlist_get(sl, 1)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); /* Test smartlist sorting. */ smartlist_split_string(sl, "the,onion,router,by,arma,and,nickm", ",", 0, 0); test_eq(7, smartlist_len(sl)); smartlist_sort(sl, _compare_strs); cp = smartlist_join_strings(sl, ",", 0, NULL); test_streq(cp,"and,arma,by,nickm,onion,router,the"); tor_free(cp); test_streq("nickm", smartlist_bsearch(sl, "zNicKM", _compare_without_first_ch)); test_streq("and", smartlist_bsearch(sl, " AND", _compare_without_first_ch)); test_eq_ptr(NULL, smartlist_bsearch(sl, " ANz", _compare_without_first_ch)); /* Test reverse() and pop_last() */ smartlist_reverse(sl); cp = smartlist_join_strings(sl, ",", 0, NULL); test_streq(cp,"the,router,onion,nickm,by,arma,and"); tor_free(cp); cp = smartlist_pop_last(sl); test_streq(cp, "and"); tor_free(cp); test_eq(smartlist_len(sl), 6); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); /* Test uniq() */ smartlist_split_string(sl, "50,noon,radar,a,man,a,plan,a,canal,panama,radar,noon,50", ",", 0, 0); smartlist_sort(sl, _compare_strs); smartlist_uniq(sl, _compare_strs, NULL); cp = smartlist_join_strings(sl, ",", 0, NULL); test_streq(cp, "50,a,canal,man,noon,panama,plan,radar"); tor_free(cp); /* Test string_isin. */ test_assert(smartlist_string_isin(sl, "noon")); test_assert(!smartlist_string_isin(sl, "noonoon")); test_assert(smartlist_string_num_isin(sl, 50)); test_assert(!smartlist_string_num_isin(sl, 60)); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); /* Test string_remove and remove and join_strings2 */ smartlist_split_string(sl, "Some say the Earth will end in ice and some in fire", " ", 0, 0); cp = smartlist_get(sl, 4); test_streq(cp, "will"); smartlist_add(sl, cp); smartlist_remove(sl, cp); cp = smartlist_join_strings(sl, ",", 0, NULL); test_streq(cp, "Some,say,the,Earth,fire,end,in,ice,and,some,in"); tor_free(cp); smartlist_string_remove(sl, "in"); cp = smartlist_join_strings2(sl, "+XX", 1, 0, NULL); test_streq(cp, "Some+say+the+Earth+fire+end+some+ice+and"); tor_free(cp); SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp)); smartlist_clear(sl); { smartlist_t *ints = smartlist_create(); smartlist_t *odds = smartlist_create(); smartlist_t *evens = smartlist_create(); smartlist_t *primes = smartlist_create(); int i; for (i=1; i < 10; i += 2) smartlist_add(odds, (void*)(uintptr_t)i); for (i=0; i < 10; i += 2) smartlist_add(evens, (void*)(uintptr_t)i); /* add_all */ smartlist_add_all(ints, odds); smartlist_add_all(ints, evens); test_eq(smartlist_len(ints), 10); smartlist_add(primes, (void*)2); smartlist_add(primes, (void*)3); smartlist_add(primes, (void*)5); smartlist_add(primes, (void*)7); /* overlap */ test_assert(smartlist_overlap(ints, odds)); test_assert(smartlist_overlap(odds, primes)); test_assert(smartlist_overlap(evens, primes)); test_assert(!smartlist_overlap(odds, evens)); /* intersect */ smartlist_add_all(sl, odds); smartlist_intersect(sl, primes); test_eq(smartlist_len(sl), 3); test_assert(smartlist_isin(sl, (void*)3)); test_assert(smartlist_isin(sl, (void*)5)); test_assert(smartlist_isin(sl, (void*)7)); /* subtract */ smartlist_add_all(sl, primes); smartlist_subtract(sl, odds); test_eq(smartlist_len(sl), 1); test_assert(smartlist_isin(sl, (void*)2)); smartlist_free(odds); smartlist_free(evens); smartlist_free(ints); smartlist_free(primes); smartlist_clear(sl); } smartlist_free(sl); } static int _compare_strings_for_pqueue(const void *s1, const void *s2) { return strcmp((const char*)s1, (const char*)s2); } static void test_pqueue(void) { smartlist_t *sl; int (*cmp)(const void *, const void*); #define OK() smartlist_pqueue_assert_ok(sl, cmp) cmp = _compare_strings_for_pqueue; sl = smartlist_create(); smartlist_pqueue_add(sl, cmp, (char*)"cows"); smartlist_pqueue_add(sl, cmp, (char*)"zebras"); smartlist_pqueue_add(sl, cmp, (char*)"fish"); smartlist_pqueue_add(sl, cmp, (char*)"frogs"); smartlist_pqueue_add(sl, cmp, (char*)"apples"); smartlist_pqueue_add(sl, cmp, (char*)"squid"); smartlist_pqueue_add(sl, cmp, (char*)"daschunds"); smartlist_pqueue_add(sl, cmp, (char*)"eggplants"); smartlist_pqueue_add(sl, cmp, (char*)"weissbier"); smartlist_pqueue_add(sl, cmp, (char*)"lobsters"); smartlist_pqueue_add(sl, cmp, (char*)"roquefort"); OK(); test_eq(smartlist_len(sl), 11); test_streq(smartlist_get(sl, 0), "apples"); test_streq(smartlist_pqueue_pop(sl, cmp), "apples"); test_eq(smartlist_len(sl), 10); OK(); test_streq(smartlist_pqueue_pop(sl, cmp), "cows"); test_streq(smartlist_pqueue_pop(sl, cmp), "daschunds"); smartlist_pqueue_add(sl, cmp, (char*)"chinchillas"); OK(); smartlist_pqueue_add(sl, cmp, (char*)"fireflies"); OK(); test_streq(smartlist_pqueue_pop(sl, cmp), "chinchillas"); test_streq(smartlist_pqueue_pop(sl, cmp), "eggplants"); test_streq(smartlist_pqueue_pop(sl, cmp), "fireflies"); OK(); test_streq(smartlist_pqueue_pop(sl, cmp), "fish"); test_streq(smartlist_pqueue_pop(sl, cmp), "frogs"); test_streq(smartlist_pqueue_pop(sl, cmp), "lobsters"); test_streq(smartlist_pqueue_pop(sl, cmp), "roquefort"); OK(); test_eq(smartlist_len(sl), 3); test_streq(smartlist_pqueue_pop(sl, cmp), "squid"); test_streq(smartlist_pqueue_pop(sl, cmp), "weissbier"); test_streq(smartlist_pqueue_pop(sl, cmp), "zebras"); test_eq(smartlist_len(sl), 0); OK(); #undef OK smartlist_free(sl); } static void test_gzip(void) { char *buf1, *buf2=NULL, *buf3=NULL, *cp1, *cp2; const char *ccp2; size_t len1, len2; tor_zlib_state_t *state; buf1 = tor_strdup("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAZAAAAAAAAAAAAAAAAAAAZ"); test_assert(detect_compression_method(buf1, strlen(buf1)) == UNKNOWN_METHOD); if (is_gzip_supported()) { test_assert(!tor_gzip_compress(&buf2, &len1, buf1, strlen(buf1)+1, GZIP_METHOD)); test_assert(buf2); test_assert(!memcmp(buf2, "\037\213", 2)); /* Gztip magic. */ test_assert(detect_compression_method(buf2, len1) == GZIP_METHOD); test_assert(!tor_gzip_uncompress(&buf3, &len2, buf2, len1, GZIP_METHOD, 1, LOG_INFO)); test_assert(buf3); test_streq(buf1,buf3); tor_free(buf2); tor_free(buf3); } test_assert(!tor_gzip_compress(&buf2, &len1, buf1, strlen(buf1)+1, ZLIB_METHOD)); test_assert(buf2); test_assert(!memcmp(buf2, "\x78\xDA", 2)); /* deflate magic. */ test_assert(detect_compression_method(buf2, len1) == ZLIB_METHOD); test_assert(!tor_gzip_uncompress(&buf3, &len2, buf2, len1, ZLIB_METHOD, 1, LOG_INFO)); test_assert(buf3); test_streq(buf1,buf3); /* Check whether we can uncompress concatenated, compresed strings. */ tor_free(buf3); buf2 = tor_realloc(buf2, len1*2); memcpy(buf2+len1, buf2, len1); test_assert(!tor_gzip_uncompress(&buf3, &len2, buf2, len1*2, ZLIB_METHOD, 1, LOG_INFO)); test_eq(len2, (strlen(buf1)+1)*2); test_memeq(buf3, "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAZAAAAAAAAAAAAAAAAAAAZ\0" "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAZAAAAAAAAAAAAAAAAAAAZ\0", (strlen(buf1)+1)*2); tor_free(buf1); tor_free(buf2); tor_free(buf3); /* Check whether we can uncompress partial strings. */ buf1 = tor_strdup("String with low redundancy that won't be compressed much."); test_assert(!tor_gzip_compress(&buf2, &len1, buf1, strlen(buf1)+1, ZLIB_METHOD)); tor_assert(len1>16); /* when we allow an uncomplete string, we should succeed.*/ tor_assert(!tor_gzip_uncompress(&buf3, &len2, buf2, len1-16, ZLIB_METHOD, 0, LOG_INFO)); buf3[len2]='\0'; tor_assert(len2 > 5); tor_assert(!strcmpstart(buf1, buf3)); /* when we demand a complete string, this must fail. */ tor_free(buf3); tor_assert(tor_gzip_uncompress(&buf3, &len2, buf2, len1-16, ZLIB_METHOD, 1, LOG_INFO)); tor_assert(!buf3); /* Now, try streaming compression. */ tor_free(buf1); tor_free(buf2); tor_free(buf3); state = tor_zlib_new(1, ZLIB_METHOD); tor_assert(state); cp1 = buf1 = tor_malloc(1024); len1 = 1024; ccp2 = "ABCDEFGHIJABCDEFGHIJ"; len2 = 21; test_assert(tor_zlib_process(state, &cp1, &len1, &ccp2, &len2, 0) == TOR_ZLIB_OK); test_eq(len2, 0); /* Make sure we compressed it all. */ test_assert(cp1 > buf1); len2 = 0; cp2 = cp1; test_assert(tor_zlib_process(state, &cp1, &len1, &ccp2, &len2, 1) == TOR_ZLIB_DONE); test_eq(len2, 0); test_assert(cp1 > cp2); /* Make sure we really added something. */ tor_assert(!tor_gzip_uncompress(&buf3, &len2, buf1, 1024-len1, ZLIB_METHOD, 1, LOG_WARN)); test_streq(buf3, "ABCDEFGHIJABCDEFGHIJ"); /*Make sure it compressed right.*/ tor_free(buf3); tor_zlib_free(state); tor_free(buf2); tor_free(buf3); tor_free(buf1); } static void test_strmap(void) { strmap_t *map; strmap_iter_t *iter; const char *k; void *v; char *visited; smartlist_t *found_keys; map = strmap_new(); v = strmap_set(map, "K1", (void*)99); test_eq(v, NULL); v = strmap_set(map, "K2", (void*)101); test_eq(v, NULL); v = strmap_set(map, "K1", (void*)100); test_eq(v, (void*)99); test_eq_ptr(strmap_get(map,"K1"), (void*)100); test_eq_ptr(strmap_get(map,"K2"), (void*)101); test_eq_ptr(strmap_get(map,"K-not-there"), NULL); strmap_assert_ok(map); v = strmap_remove(map,"K2"); strmap_assert_ok(map); test_eq_ptr(v, (void*)101); test_eq_ptr(strmap_get(map,"K2"), NULL); test_eq_ptr(strmap_remove(map,"K2"), NULL); strmap_set(map, "K2", (void*)101); strmap_set(map, "K3", (void*)102); strmap_set(map, "K4", (void*)103); strmap_assert_ok(map); strmap_set(map, "K5", (void*)104); strmap_set(map, "K6", (void*)105); strmap_assert_ok(map); /* Test iterator. */ iter = strmap_iter_init(map); found_keys = smartlist_create(); while (!strmap_iter_done(iter)) { strmap_iter_get(iter,&k,&v); smartlist_add(found_keys, tor_strdup(k)); test_eq_ptr(v, strmap_get(map, k)); if (!strcmp(k, "K2")) { iter = strmap_iter_next_rmv(map,iter); } else { iter = strmap_iter_next(map,iter); } } /* Make sure we removed K2, but not the others. */ test_eq_ptr(strmap_get(map, "K2"), NULL); test_eq_ptr(strmap_get(map, "K5"), (void*)104); /* Make sure we visited everyone once */ smartlist_sort_strings(found_keys); visited = smartlist_join_strings(found_keys, ":", 0, NULL); test_streq(visited, "K1:K2:K3:K4:K5:K6"); tor_free(visited); SMARTLIST_FOREACH(found_keys, char *, cp, tor_free(cp)); smartlist_free(found_keys); strmap_assert_ok(map); /* Clean up after ourselves. */ strmap_free(map, NULL); /* Now try some lc functions. */ map = strmap_new(); strmap_set_lc(map,"Ab.C", (void*)1); test_eq_ptr(strmap_get(map,"ab.c"), (void*)1); strmap_assert_ok(map); test_eq_ptr(strmap_get_lc(map,"AB.C"), (void*)1); test_eq_ptr(strmap_get(map,"AB.C"), NULL); test_eq_ptr(strmap_remove_lc(map,"aB.C"), (void*)1); strmap_assert_ok(map); test_eq_ptr(strmap_get_lc(map,"AB.C"), NULL); strmap_free(map,NULL); } static void test_mmap(void) { char *fname1 = tor_strdup(get_fname("mapped_1")); char *fname2 = tor_strdup(get_fname("mapped_2")); char *fname3 = tor_strdup(get_fname("mapped_3")); const size_t buflen = 17000; char *buf = tor_malloc(17000); tor_mmap_t *mapping; crypto_rand(buf, buflen); write_str_to_file(fname1, "Short file.", 1); write_bytes_to_file(fname2, buf, buflen, 1); write_bytes_to_file(fname3, buf, 16384, 1); mapping = tor_mmap_file(fname1); test_assert(mapping); test_eq(mapping->size, strlen("Short file.")); test_streq(mapping->data, "Short file."); /* make sure we can unlink. */ test_assert(unlink(fname1) == 0); test_streq(mapping->data, "Short file."); tor_munmap_file(mapping); /* Make sure that we fail to map a no-longer-existent file. */ mapping = tor_mmap_file(fname1); test_assert(mapping == NULL); /* Now try a big file that stretches across a few pages and isn't aligned */ mapping = tor_mmap_file(fname2); test_assert(mapping); test_eq(mapping->size, buflen); test_memeq(mapping->data, buf, buflen); tor_munmap_file(mapping); /* Now try a big aligned file. */ mapping = tor_mmap_file(fname3); test_assert(mapping); test_eq(mapping->size, 16384); test_memeq(mapping->data, buf, 16384); /* fname1 got unlinked above */ unlink(fname2); unlink(fname3); tor_free(fname1); tor_free(fname2); tor_free(fname3); tor_free(buf); } static void test_control_formats(void) { char *out; const char *inp = "..This is a test\r\nof the emergency \nbroadcast\r\n..system.\r\nZ.\r\n"; size_t sz; sz = read_escaped_data(inp, strlen(inp), 1, &out); test_streq(out, ".This is a test\nof the emergency \nbroadcast\n.system.\nZ.\n"); test_eq(sz, strlen(out)); tor_free(out); } static void test_onion_handshake(void) { /* client-side */ crypto_dh_env_t *c_dh = NULL; char c_buf[ONIONSKIN_CHALLENGE_LEN]; char c_keys[40]; /* server-side */ char s_buf[ONIONSKIN_REPLY_LEN]; char s_keys[40]; /* shared */ crypto_pk_env_t *pk = NULL; pk = pk_generate(0); /* client handshake 1. */ memset(c_buf, 0, ONIONSKIN_CHALLENGE_LEN); test_assert(! onion_skin_create(pk, &c_dh, c_buf)); /* server handshake */ memset(s_buf, 0, ONIONSKIN_REPLY_LEN); memset(s_keys, 0, 40); test_assert(! onion_skin_server_handshake(c_buf, pk, NULL, s_buf, s_keys, 40)); /* client handshake 2 */ memset(c_keys, 0, 40); test_assert(! onion_skin_client_handshake(c_dh, s_buf, c_keys, 40)); crypto_dh_free(c_dh); if (memcmp(c_keys, s_keys, 40)) { puts("Aiiiie"); exit(1); } test_memeq(c_keys, s_keys, 40); memset(s_buf, 0, 40); test_memneq(c_keys, s_buf, 40); crypto_free_pk_env(pk); } extern smartlist_t *fingerprint_list; static void test_dir_format(void) { char buf[8192], buf2[8192]; char platform[256]; char fingerprint[FINGERPRINT_LEN+1]; char *pk1_str = NULL, *pk2_str = NULL, *pk3_str = NULL, *cp; size_t pk1_str_len, pk2_str_len, pk3_str_len; routerinfo_t r1, r2; crypto_pk_env_t *pk1 = NULL, *pk2 = NULL, *pk3 = NULL; routerinfo_t *rp1 = NULL, *rp2 = NULL; addr_policy_t ex1, ex2; routerlist_t *dir1 = NULL, *dir2 = NULL; tor_version_t ver1; char *bw_lines = NULL; pk1 = pk_generate(0); pk2 = pk_generate(1); pk3 = pk_generate(2); test_assert( is_legal_nickname("a")); test_assert(!is_legal_nickname("")); test_assert(!is_legal_nickname("abcdefghijklmnopqrst")); /* 20 chars */ test_assert(!is_legal_nickname("hyphen-")); /* bad char */ test_assert( is_legal_nickname("abcdefghijklmnopqrs")); /* 19 chars */ test_assert(!is_legal_nickname("$AAAAAAAA01234AAAAAAAAAAAAAAAAAAAAAAAAAAA")); /* valid */ test_assert( is_legal_nickname_or_hexdigest( "$AAAAAAAA01234AAAAAAAAAAAAAAAAAAAAAAAAAAA")); test_assert( is_legal_nickname_or_hexdigest( "$AAAAAAAA01234AAAAAAAAAAAAAAAAAAAAAAAAAAA=fred")); test_assert( is_legal_nickname_or_hexdigest( "$AAAAAAAA01234AAAAAAAAAAAAAAAAAAAAAAAAAAA~fred")); /* too short */ test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")); /* illegal char */ test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAzAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")); /* hex part too long */ test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")); test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=fred")); /* Bad nickname */ test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=")); test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA~")); test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA~hyphen-")); test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA~" "abcdefghijklmnoppqrst")); /* Bad extra char. */ test_assert(!is_legal_nickname_or_hexdigest( "$AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA!")); test_assert(is_legal_nickname_or_hexdigest("xyzzy")); test_assert(is_legal_nickname_or_hexdigest("abcdefghijklmnopqrs")); test_assert(!is_legal_nickname_or_hexdigest("abcdefghijklmnopqrst")); get_platform_str(platform, sizeof(platform)); memset(&r1,0,sizeof(r1)); memset(&r2,0,sizeof(r2)); r1.address = tor_strdup("18.244.0.1"); r1.addr = 0xc0a80001u; /* 192.168.0.1 */ r1.cache_info.published_on = 0; r1.or_port = 9000; r1.dir_port = 9003; r1.onion_pkey = pk1; r1.identity_pkey = pk2; r1.bandwidthrate = 1000; r1.bandwidthburst = 5000; r1.bandwidthcapacity = 10000; r1.exit_policy = NULL; r1.nickname = tor_strdup("Magri"); r1.platform = tor_strdup(platform); ex1.policy_type = ADDR_POLICY_ACCEPT; ex1.string = NULL; ex1.addr = 0; ex1.msk = 0; ex1.prt_min = ex1.prt_max = 80; ex1.next = &ex2; ex2.policy_type = ADDR_POLICY_REJECT; ex2.addr = 18 << 24; ex2.msk = 0xFF000000u; ex2.prt_min = ex2.prt_max = 24; ex2.next = NULL; r2.address = tor_strdup("1.1.1.1"); r2.addr = 0x0a030201u; /* 10.3.2.1 */ r2.platform = tor_strdup(platform); r2.cache_info.published_on = 5; r2.or_port = 9005; r2.dir_port = 0; r2.onion_pkey = pk2; r2.identity_pkey = pk1; r2.bandwidthrate = r2.bandwidthburst = r2.bandwidthcapacity = 3000; r2.exit_policy = &ex1; r2.nickname = tor_strdup("Fred"); bw_lines = rep_hist_get_bandwidth_lines(); test_assert(bw_lines); test_assert(!strcmpstart(bw_lines, "opt write-history ")); test_assert(!crypto_pk_write_public_key_to_string(pk1, &pk1_str, &pk1_str_len)); test_assert(!crypto_pk_write_public_key_to_string(pk2 , &pk2_str, &pk2_str_len)); test_assert(!crypto_pk_write_public_key_to_string(pk3 , &pk3_str, &pk3_str_len)); memset(buf, 0, 2048); test_assert(router_dump_router_to_string(buf, 2048, &r1, pk2)>0); strcpy(buf2, "router Magri 18.244.0.1 9000 0 0\n" "platform Tor "VERSION" on "); strcat(buf2, get_uname()); strcat(buf2, "\n" "published 1970-01-01 00:00:00\n" "opt fingerprint "); test_assert(!crypto_pk_get_fingerprint(pk2, fingerprint, 1)); strcat(buf2, fingerprint); strcat(buf2, "\nuptime 0\n" /* XXX the "0" above is hardcoded, but even if we made it reflect * uptime, that still wouldn't make it right, because the two * descriptors might be made on different seconds... hm. */ "bandwidth 1000 5000 10000\n" "onion-key\n"); strcat(buf2, pk1_str); strcat(buf2, "signing-key\n"); strcat(buf2, pk2_str); #ifdef USE_EVENTDNS strcat(buf2, "opt eventdns 1\n"); #else strcat(buf2, "opt eventdns 0\n"); #endif strcat(buf2, bw_lines); strcat(buf2, "router-signature\n"); buf[strlen(buf2)] = '\0'; /* Don't compare the sig; it's never the same * twice */ test_streq(buf, buf2); tor_free(bw_lines); test_assert(router_dump_router_to_string(buf, 2048, &r1, pk2)>0); cp = buf; rp1 = router_parse_entry_from_string((const char*)cp,NULL,1); test_assert(rp1); test_streq(rp1->address, r1.address); test_eq(rp1->or_port, r1.or_port); //test_eq(rp1->dir_port, r1.dir_port); test_eq(rp1->bandwidthrate, r1.bandwidthrate); test_eq(rp1->bandwidthburst, r1.bandwidthburst); test_eq(rp1->bandwidthcapacity, r1.bandwidthcapacity); test_assert(crypto_pk_cmp_keys(rp1->onion_pkey, pk1) == 0); test_assert(crypto_pk_cmp_keys(rp1->identity_pkey, pk2) == 0); test_assert(rp1->exit_policy == NULL); #if 0 /* XXX Once we have exit policies, test this again. XXX */ strcpy(buf2, "router tor.tor.tor 9005 0 0 3000\n"); strcat(buf2, pk2_str); strcat(buf2, "signing-key\n"); strcat(buf2, pk1_str); strcat(buf2, "accept *:80\nreject 18.*:24\n\n"); test_assert(router_dump_router_to_string(buf, 2048, &r2, pk2)>0); test_streq(buf, buf2); cp = buf; rp2 = router_parse_entry_from_string(&cp,1); test_assert(rp2); test_streq(rp2->address, r2.address); test_eq(rp2->or_port, r2.or_port); test_eq(rp2->dir_port, r2.dir_port); test_eq(rp2->bandwidth, r2.bandwidth); test_assert(crypto_pk_cmp_keys(rp2->onion_pkey, pk2) == 0); test_assert(crypto_pk_cmp_keys(rp2->identity_pkey, pk1) == 0); test_eq(rp2->exit_policy->policy_type, EXIT_POLICY_ACCEPT); test_streq(rp2->exit_policy->string, "accept *:80"); test_streq(rp2->exit_policy->address, "*"); test_streq(rp2->exit_policy->port, "80"); test_eq(rp2->exit_policy->next->policy_type, EXIT_POLICY_REJECT); test_streq(rp2->exit_policy->next->string, "reject 18.*:24"); test_streq(rp2->exit_policy->next->address, "18.*"); test_streq(rp2->exit_policy->next->port, "24"); test_assert(rp2->exit_policy->next->next == NULL); /* Okay, now for the directories. */ { fingerprint_list = smartlist_create(); crypto_pk_get_fingerprint(pk2, buf, 1); add_fingerprint_to_dir("Magri", buf, fingerprint_list); crypto_pk_get_fingerprint(pk1, buf, 1); add_fingerprint_to_dir("Fred", buf, fingerprint_list); } { char d[DIGEST_LEN]; const char *m; /* XXXX NM re-enable. */ /* Make sure routers aren't too far in the past any more. */ r1.cache_info.published_on = time(NULL); r2.cache_info.published_on = time(NULL)-3*60*60; test_assert(router_dump_router_to_string(buf, 2048, &r1, pk2)>0); test_eq(dirserv_add_descriptor(buf,&m), 2); test_assert(router_dump_router_to_string(buf, 2048, &r2, pk1)>0); test_eq(dirserv_add_descriptor(buf,&m), 2); get_options()->Nickname = tor_strdup("DirServer"); test_assert(!dirserv_dump_directory_to_string(&cp,pk3, 0)); crypto_pk_get_digest(pk3, d); test_assert(!router_parse_directory(cp)); test_eq(2, smartlist_len(dir1->routers)); tor_free(cp); } #endif dirserv_free_fingerprint_list(); tor_free(pk1_str); tor_free(pk2_str); if (pk1) crypto_free_pk_env(pk1); if (pk2) crypto_free_pk_env(pk2); if (rp1) routerinfo_free(rp1); if (rp2) routerinfo_free(rp2); tor_free(dir1); /* XXXX And more !*/ tor_free(dir2); /* And more !*/ /* Try out version parsing functionality */ test_eq(0, tor_version_parse("0.3.4pre2-cvs", &ver1)); test_eq(0, ver1.major); test_eq(3, ver1.minor); test_eq(4, ver1.micro); test_eq(VER_PRE, ver1.status); test_eq(2, ver1.patchlevel); test_eq(0, tor_version_parse("0.3.4rc1", &ver1)); test_eq(0, ver1.major); test_eq(3, ver1.minor); test_eq(4, ver1.micro); test_eq(VER_RC, ver1.status); test_eq(1, ver1.patchlevel); test_eq(0, tor_version_parse("1.3.4", &ver1)); test_eq(1, ver1.major); test_eq(3, ver1.minor); test_eq(4, ver1.micro); test_eq(VER_RELEASE, ver1.status); test_eq(0, ver1.patchlevel); test_eq(0, tor_version_parse("1.3.4.999", &ver1)); test_eq(1, ver1.major); test_eq(3, ver1.minor); test_eq(4, ver1.micro); test_eq(VER_RELEASE, ver1.status); test_eq(999, ver1.patchlevel); test_eq(0, tor_version_parse("0.1.2.4-alpha", &ver1)); test_eq(0, ver1.major); test_eq(1, ver1.minor); test_eq(2, ver1.micro); test_eq(4, ver1.patchlevel); test_eq(VER_RELEASE, ver1.status); test_streq("alpha", ver1.status_tag); test_eq(0, tor_version_parse("0.1.2.4", &ver1)); test_eq(0, ver1.major); test_eq(1, ver1.minor); test_eq(2, ver1.micro); test_eq(4, ver1.patchlevel); test_eq(VER_RELEASE, ver1.status); test_streq("", ver1.status_tag); #define test_eq_vs(vs1, vs2) test_eq_type(version_status_t, "%d", (vs1), (vs2)) #define test_v_i_o(val, ver, lst) \ test_eq_vs(val, tor_version_is_obsolete(ver, lst)) /* make sure tor_version_is_obsolete() works */ test_v_i_o(VS_OLD, "0.0.1", "Tor 0.0.2"); test_v_i_o(VS_OLD, "0.0.1", "0.0.2, Tor 0.0.3"); test_v_i_o(VS_OLD, "0.0.1", "0.0.2,Tor 0.0.3"); test_v_i_o(VS_OLD, "0.0.1","0.0.3,BetterTor 0.0.1"); test_v_i_o(VS_RECOMMENDED, "0.0.2", "Tor 0.0.2,Tor 0.0.3"); test_v_i_o(VS_NEW_IN_SERIES, "0.0.2", "Tor 0.0.2pre1,Tor 0.0.3"); test_v_i_o(VS_OLD, "0.0.2", "Tor 0.0.2.1,Tor 0.0.3"); test_v_i_o(VS_NEW, "0.1.0", "Tor 0.0.2,Tor 0.0.3"); test_v_i_o(VS_RECOMMENDED, "0.0.7rc2", "0.0.7,Tor 0.0.7rc2,Tor 0.0.8"); test_v_i_o(VS_OLD, "0.0.5.0", "0.0.5.1-cvs"); test_v_i_o(VS_NEW_IN_SERIES, "0.0.5.1-cvs", "0.0.5"); /* Not on list, but newer than any in same series. */ test_v_i_o(VS_NEW_IN_SERIES, "0.1.0.3", "Tor 0.1.0.2,Tor 0.0.9.5,Tor 0.1.1.0"); /* Series newer than any on list. */ test_v_i_o(VS_NEW, "0.1.2.3", "Tor 0.1.0.2,Tor 0.0.9.5,Tor 0.1.1.0"); /* Series older than any on list. */ test_v_i_o(VS_OLD, "0.0.1.3", "Tor 0.1.0.2,Tor 0.0.9.5,Tor 0.1.1.0"); /* Not on list, not newer than any on same series. */ test_v_i_o(VS_UNRECOMMENDED, "0.1.0.1", "Tor 0.1.0.2,Tor 0.0.9.5,Tor 0.1.1.0"); /* On list, not newer than any on same series. */ test_v_i_o(VS_UNRECOMMENDED, "0.1.0.1", "Tor 0.1.0.2,Tor 0.0.9.5,Tor 0.1.1.0"); test_eq(0, tor_version_as_new_as("Tor 0.0.5", "0.0.9pre1-cvs")); test_eq(1, tor_version_as_new_as( "Tor 0.0.8 on Darwin 64-121-192-100.c3-0." "sfpo-ubr1.sfrn-sfpo.ca.cable.rcn.com Power Macintosh", "0.0.8rc2")); test_eq(0, tor_version_as_new_as( "Tor 0.0.8 on Darwin 64-121-192-100.c3-0." "sfpo-ubr1.sfrn-sfpo.ca.cable.rcn.com Power Macintosh", "0.0.8.2")); } static void test_policies(void) { addr_policy_t *policy, *policy2; config_line_t line; policy = router_parse_addr_policy_from_string("reject 192.168.0.0/16:*",-1); test_eq(NULL, policy->next); test_eq(ADDR_POLICY_REJECT, policy->policy_type); test_eq(0xc0a80000u, policy->addr); test_eq(0xffff0000u, policy->msk); test_eq(1, policy->prt_min); test_eq(65535, policy->prt_max); test_streq("reject 192.168.0.0/16:*", policy->string); test_assert(ADDR_POLICY_ACCEPTED == compare_addr_to_addr_policy(0x01020304u, 2, policy)); test_assert(ADDR_POLICY_PROBABLY_ACCEPTED == compare_addr_to_addr_policy(0, 2, policy)); test_assert(ADDR_POLICY_REJECTED == compare_addr_to_addr_policy(0xc0a80102, 2, policy)); policy2 = NULL; test_assert(0 == policies_parse_exit_policy(NULL, &policy2, 1)); test_assert(policy2); test_assert(!exit_policy_is_general_exit(policy)); test_assert(exit_policy_is_general_exit(policy2)); test_assert(cmp_addr_policies(policy, policy2)); test_assert(!cmp_addr_policies(policy2, policy2)); test_assert(!policy_is_reject_star(policy2)); test_assert(policy_is_reject_star(policy)); addr_policy_free(policy); addr_policy_free(policy2); /* make sure compacting logic works. */ policy = NULL; line.key = (char*)"foo"; line.value = (char*)"accept *:80,reject private:*,reject *:*"; line.next = NULL; test_assert(0 == policies_parse_exit_policy(&line, &policy, 0)); test_assert(policy); test_streq(policy->string, "accept *:80"); test_streq(policy->next->string, "reject *:*"); test_eq_ptr(policy->next->next, NULL); addr_policy_free(policy); } static void test_rend_fns(void) { char address1[] = "fooaddress.onion"; char address2[] = "aaaaaaaaaaaaaaaa.onion"; char address3[] = "fooaddress.exit"; char address4[] = "tor.eff.org"; rend_service_descriptor_t *d1, *d2; char *encoded; size_t len; crypto_pk_env_t *pk1, *pk2; time_t now; pk1 = pk_generate(0); pk2 = pk_generate(1); /* Test unversioned descriptor */ d1 = tor_malloc_zero(sizeof(rend_service_descriptor_t)); d1->pk = crypto_pk_dup_key(pk1); now = time(NULL); d1->timestamp = now; d1->n_intro_points = 3; d1->version = 0; d1->intro_points = tor_malloc(sizeof(char*)*3); d1->intro_points[0] = tor_strdup("tom"); d1->intro_points[1] = tor_strdup("crow"); d1->intro_points[2] = tor_strdup("joel"); test_assert(! rend_encode_service_descriptor(d1, 0, pk1, &encoded, &len)); d2 = rend_parse_service_descriptor(encoded, len); test_assert(d2); test_assert(!crypto_pk_cmp_keys(d1->pk, d2->pk)); test_eq(d2->timestamp, now); test_eq(d2->version, 0); test_eq(d2->protocols, 1); test_eq(d2->n_intro_points, 3); test_streq(d2->intro_points[0], "tom"); test_streq(d2->intro_points[1], "crow"); test_streq(d2->intro_points[2], "joel"); test_eq(NULL, d2->intro_point_extend_info); rend_service_descriptor_free(d1); rend_service_descriptor_free(d2); tor_free(encoded); /* Test versioned descriptor. */ d1 = tor_malloc_zero(sizeof(rend_service_descriptor_t)); d1->pk = crypto_pk_dup_key(pk1); now = time(NULL); d1->timestamp = now; d1->n_intro_points = 2; d1->version = 1; d1->protocols = 60; d1->intro_points = tor_malloc(sizeof(char*)*2); d1->intro_point_extend_info = tor_malloc(sizeof(extend_info_t*)*2); d1->intro_points[0] = tor_strdup("tom"); d1->intro_points[1] = tor_strdup("crow"); d1->intro_point_extend_info[0] = tor_malloc_zero(sizeof(extend_info_t)); strcpy(d1->intro_point_extend_info[0]->nickname, "tom"); d1->intro_point_extend_info[0]->addr = 1234; d1->intro_point_extend_info[0]->port = 4567; d1->intro_point_extend_info[0]->onion_key = crypto_pk_dup_key(pk1); memset(d1->intro_point_extend_info[0]->identity_digest, 'a', DIGEST_LEN); d1->intro_point_extend_info[1] = tor_malloc_zero(sizeof(extend_info_t)); strcpy(d1->intro_point_extend_info[1]->nickname, "crow"); d1->intro_point_extend_info[1]->addr = 6060842; d1->intro_point_extend_info[1]->port = 8000; d1->intro_point_extend_info[1]->onion_key = crypto_pk_dup_key(pk2); memset(d1->intro_point_extend_info[1]->identity_digest, 'b', DIGEST_LEN); test_assert(! rend_encode_service_descriptor(d1, 1, pk1, &encoded, &len)); d2 = rend_parse_service_descriptor(encoded, len); test_assert(d2); test_assert(!crypto_pk_cmp_keys(d1->pk, d2->pk)); test_eq(d2->timestamp, now); test_eq(d2->version, 1); test_eq(d2->protocols, 60); test_eq(d2->n_intro_points, 2); test_streq(d2->intro_points[0], d2->intro_point_extend_info[0]->nickname); test_streq(d2->intro_points[1], d2->intro_point_extend_info[1]->nickname); test_eq(d2->intro_point_extend_info[0]->addr, 1234); test_eq(d2->intro_point_extend_info[0]->port, 4567); test_assert(!crypto_pk_cmp_keys(pk1, d2->intro_point_extend_info[0]->onion_key)); test_memeq(d2->intro_point_extend_info[0]->identity_digest, d1->intro_point_extend_info[0]->identity_digest, DIGEST_LEN); test_eq(d2->intro_point_extend_info[1]->addr, 6060842); test_eq(d2->intro_point_extend_info[1]->port, 8000); test_memeq(d2->intro_point_extend_info[1]->identity_digest, d1->intro_point_extend_info[1]->identity_digest, DIGEST_LEN); test_assert(BAD_HOSTNAME == parse_extended_hostname(address1)); test_assert(ONION_HOSTNAME == parse_extended_hostname(address2)); test_assert(EXIT_HOSTNAME == parse_extended_hostname(address3)); test_assert(NORMAL_HOSTNAME == parse_extended_hostname(address4)); rend_service_descriptor_free(d1); rend_service_descriptor_free(d2); crypto_free_pk_env(pk1); crypto_free_pk_env(pk2); } static void bench_aes(void) { int len, i; char *b1, *b2; crypto_cipher_env_t *c; struct timeval start, end; const int iters = 100000; uint64_t nsec; c = crypto_new_cipher_env(); crypto_cipher_generate_key(c); crypto_cipher_encrypt_init_cipher(c); for (len = 1; len <= 8192; len *= 2) { b1 = tor_malloc_zero(len); b2 = tor_malloc_zero(len); tor_gettimeofday(&start); for (i = 0; i < iters; ++i) { crypto_cipher_encrypt(c, b1, b2, len); } tor_gettimeofday(&end); tor_free(b1); tor_free(b2); nsec = (uint64_t) tv_udiff(&start,&end); nsec *= 1000; nsec /= (iters*len); printf("%d bytes: "U64_FORMAT" nsec per byte\n", len, U64_PRINTF_ARG(nsec)); } crypto_free_cipher_env(c); } int main(int c, char**v) { or_options_t *options = options_new(); char *errmsg = NULL; (void) c; (void) v; options->command = CMD_RUN_UNITTESTS; network_init(); setup_directory(); options_init(options); options->DataDirectory = tor_strdup(temp_dir); if (set_options(options, &errmsg) < 0) { printf("Failed to set initial options: %s\n", errmsg); tor_free(errmsg); return 1; } crypto_seed_rng(); if (0) { bench_aes(); return 0; } rep_hist_init(); atexit(remove_directory); printf("Running Tor unit tests on %s\n", get_uname()); puts("========================== Buffers ========================="); test_buffers(); puts("\n========================== Crypto =========================="); // add_stream_log(LOG_DEBUG, LOG_ERR, "", stdout); test_crypto(); test_crypto_dh(); test_crypto_s2k(); puts("\n========================= Util ============================"); test_gzip(); test_util(); test_smartlist(); test_strmap(); test_control_formats(); test_pqueue(); test_mmap(); puts("\n========================= Onion Skins ====================="); test_onion_handshake(); puts("\n========================= Directory Formats ==============="); test_dir_format(); puts("\n========================= Policies ==================="); test_policies(); puts("\n========================= Rendezvous functionality ========"); test_rend_fns(); puts(""); if (have_failed) return 1; else return 0; }