int get_default_keys(struct ccn* h, struct ccn_signing_params* p, struct ccn_keystore** keystore, struct ccn_pkey** public_key, unsigned char** public_key_digest, size_t* public_key_digest_length, struct ccn_pkey** private_key) { // These structures are supposed to be internal to the libs but // there doesn't appear to be an API to deal with the keystores - // We could use ccn_keystore_init but seem to have to know just // as many implementation details. See ccnsendchunks.c struct hashtb_enumerator ee; struct hashtb_enumerator *e = ⅇ int res = 0; hashtb_start(h->keystores, e); if (hashtb_seek(e, p->pubid, sizeof(p->pubid), 0) != HT_OLD_ENTRY) { fprintf(stderr,"No default keystore?\n"); res = -1; } else { struct ccn_keystore **pk = e->data; (*keystore) = *pk; (*public_key) = (struct ccn_pkey*) ccn_keystore_public_key(*keystore); (*private_key) = (struct ccn_pkey*) ccn_keystore_private_key(*keystore); (*public_key_digest) = (unsigned char*) ccn_keystore_public_key_digest(*keystore); (*public_key_digest_length) = ccn_keystore_public_key_digest_length(*keystore); } hashtb_end(e); return(res); }
int main(int argc, char **argv) { struct ccn *h = NULL; struct ccn_charbuf *name = NULL; struct ccn_charbuf *null_name = NULL; struct ccn_charbuf *name_prefix = NULL; struct ccn_charbuf *newface = NULL; struct ccn_charbuf *prefixreg = NULL; struct ccn_charbuf *resultbuf = NULL; struct ccn_charbuf *temp = NULL; struct ccn_charbuf *templ = NULL; const unsigned char *ptr = NULL; size_t length = 0; const char *arg = NULL; const char *progname = NULL; struct ccn_parsed_ContentObject pcobuf = {0}; struct ccn_face_instance face_instance_storage = {0}; struct ccn_face_instance *face_instance = &face_instance_storage; struct ccn_forwarding_entry forwarding_entry_storage = {0}; struct ccn_forwarding_entry *forwarding_entry = &forwarding_entry_storage; struct ccn_signing_params sp = CCN_SIGNING_PARAMS_INIT; struct ccn_charbuf *keylocator_templ = NULL; struct ccn_keystore *keystore = NULL; long expire = -1; int ipproto; unsigned char ccndid_storage[32] = {0}; const unsigned char *ccndid = NULL; size_t ccndid_size = 0; int res; int opt; progname = argv[0]; while ((opt = getopt(argc, argv, "h")) != -1) { switch (opt) { case 'h': default: usage(progname); } } /* Sanity check the URI and argument count */ arg = argv[optind]; if (arg == NULL) usage(progname); name = ccn_charbuf_create(); res = ccn_name_from_uri(name, arg); if (res < 0) { fprintf(stderr, "%s: bad ccn URI: %s\n", progname, arg); exit(1); } if (argc - optind < 3 || argc - optind > 4) usage(progname); h = ccn_create(); res = ccn_connect(h, NULL); if (res < 0) { ccn_perror(h, "ccn_connect"); exit(1); } newface = ccn_charbuf_create(); temp = ccn_charbuf_create(); templ = ccn_charbuf_create(); keylocator_templ = ccn_charbuf_create(); resultbuf = ccn_charbuf_create(); name_prefix = ccn_charbuf_create(); null_name = ccn_charbuf_create(); CHKRES(ccn_name_init(null_name)); keystore = ccn_keystore_create(); /* We need to figure out our local ccnd's CCIDID */ /* Set up our Interest template to indicate scope 1 */ ccn_charbuf_reset(templ); ccnb_element_begin(templ, CCN_DTAG_Interest); ccnb_element_begin(templ, CCN_DTAG_Name); ccnb_element_end(templ); /* </Name> */ ccnb_tagged_putf(templ, CCN_DTAG_Scope, "1"); ccnb_element_end(templ); /* </Interest> */ ccn_charbuf_reset(name); CHKRES(res = ccn_name_from_uri(name, "ccnx:/%C1.M.S.localhost/%C1.M.SRV/ccnd/KEY")); CHKRES(res = ccn_get(h, name, templ, 200, resultbuf, &pcobuf, NULL, 0)); res = ccn_ref_tagged_BLOB(CCN_DTAG_PublisherPublicKeyDigest, resultbuf->buf, pcobuf.offset[CCN_PCO_B_PublisherPublicKeyDigest], pcobuf.offset[CCN_PCO_E_PublisherPublicKeyDigest], &ccndid, &ccndid_size); CHKRES(res); if (ccndid_size > sizeof(ccndid_storage)) CHKRES(-1); memcpy(ccndid_storage, ccndid, ccndid_size); ccndid = ccndid_storage; face_instance->action = "newface"; face_instance->ccnd_id = ccndid; face_instance->ccnd_id_size = ccndid_size; if (strcmp(argv[optind + 1], "tcp") == 0) ipproto = 6; else if (strcmp(argv[optind + 1], "udp") == 0) ipproto = 17; else ipproto = atoi(argv[optind + 1]); face_instance->descr.ipproto = ipproto; // XXX - 6 = tcp or 17 = udp face_instance->descr.address = argv[optind + 2]; face_instance->descr.port = argv[optind + 3]; if (face_instance->descr.port == NULL) face_instance->descr.port = CCN_DEFAULT_UNICAST_PORT; face_instance->descr.mcast_ttl = -1; face_instance->lifetime = (~0U) >> 1; CHKRES(res = ccnb_append_face_instance(newface, face_instance)); temp->length = 0; CHKRES(ccn_charbuf_putf(temp, "%s/.ccnx/.ccnx_keystore", getenv("HOME"))); res = ccn_keystore_init(keystore, ccn_charbuf_as_string(temp), "Th1s1sn0t8g00dp8ssw0rd."); CHKRES(res); ccnb_element_begin(keylocator_templ, CCN_DTAG_SignedInfo); ccnb_element_begin(keylocator_templ, CCN_DTAG_KeyLocator); ccnb_element_begin(keylocator_templ, CCN_DTAG_Key); CHKRES(ccn_append_pubkey_blob(keylocator_templ, ccn_keystore_public_key(keystore))); ccnb_element_end(keylocator_templ); /* </Key> */ ccnb_element_end(keylocator_templ); /* </KeyLocator> */ ccnb_element_end(keylocator_templ); /* </SignedInfo> */ sp.template_ccnb = keylocator_templ; sp.sp_flags |= CCN_SP_TEMPL_KEY_LOCATOR; sp.freshness = expire; ccn_charbuf_reset(temp); res = ccn_sign_content(h, temp, null_name, &sp, newface->buf, newface->length); CHKRES(res); /* Create the new face */ CHKRES(ccn_name_init(name)); CHKRES(ccn_name_append_str(name, "ccnx")); CHKRES(ccn_name_append(name, ccndid, ccndid_size)); CHKRES(ccn_name_append(name, "newface", 7)); CHKRES(ccn_name_append(name, temp->buf, temp->length)); res = ccn_get(h, name, templ, 1000, resultbuf, &pcobuf, NULL, 0); if (res < 0) { fprintf(stderr, "no response from face creation request\n"); exit(1); } ptr = resultbuf->buf; length = resultbuf->length; res = ccn_content_get_value(resultbuf->buf, resultbuf->length, &pcobuf, &ptr, &length); CHKRES(res); face_instance = ccn_face_instance_parse(ptr, length); if (face_instance == NULL) CHKRES(res = -1); CHKRES(face_instance->faceid); /* Finally, register the prefix */ ccn_charbuf_reset(name_prefix); CHKRES(ccn_name_from_uri(name_prefix, arg)); forwarding_entry->action = "prefixreg"; forwarding_entry->name_prefix = name_prefix; forwarding_entry->ccnd_id = ccndid; forwarding_entry->ccnd_id_size = ccndid_size; forwarding_entry->faceid = face_instance->faceid; forwarding_entry->flags = -1; /* let ccnd decide */ forwarding_entry->lifetime = (~0U) >> 1; prefixreg = ccn_charbuf_create(); CHKRES(res = ccnb_append_forwarding_entry(prefixreg, forwarding_entry)); ccn_charbuf_reset(temp); res = ccn_sign_content(h, temp, null_name, &sp, prefixreg->buf, prefixreg->length); CHKRES(res); CHKRES(ccn_name_init(name)); CHKRES(ccn_name_append_str(name, "ccnx")); CHKRES(ccn_name_append(name, ccndid, ccndid_size)); CHKRES(ccn_name_append_str(name, "prefixreg")); CHKRES(ccn_name_append(name, temp->buf, temp->length)); res = ccn_get(h, name, templ, 1000, resultbuf, &pcobuf, NULL, 0); if (res < 0) { fprintf(stderr, "no response from prefix registration request\n"); exit(1); } fprintf(stderr, "Prefix %s will be forwarded to face %d\n", arg, face_instance->faceid); /* We're about to exit, so don't bother to free everything. */ ccn_destroy(&h); exit(res < 0); }
int main(int argc, char **argv) { const char *progname = argv[0]; struct ccn *ccn = NULL; struct ccn_charbuf *root = NULL; struct ccn_charbuf *name = NULL; struct ccn_charbuf *temp = NULL; struct ccn_charbuf *templ = NULL; struct ccn_charbuf *signed_info = NULL; struct ccn_charbuf *keylocator = NULL; struct ccn_charbuf *finalblockid = NULL; struct ccn_keystore *keystore = NULL; long expire = -1; long blocksize = 1024; int i; int status = 0; int res; ssize_t read_res; unsigned char *buf = NULL; struct mydata mydata = { 0 }; struct ccn_closure in_content = {.p=&incoming_content, .data=&mydata}; struct ccn_closure in_interest = {.p=&incoming_interest, .data=&mydata}; while ((res = getopt(argc, argv, "hx:b:")) != -1) { switch (res) { case 'x': expire = atol(optarg); if (expire <= 0) usage(progname); break; case 'b': blocksize = atol(optarg); break; default: case 'h': usage(progname); break; } } argc -= optind; argv += optind; if (argv[0] == NULL) usage(progname); name = ccn_charbuf_create(); res = ccn_name_from_uri(name, argv[0]); if (res < 0) { fprintf(stderr, "%s: bad ccn URI: %s\n", progname, argv[0]); exit(1); } if (argv[1] != NULL) fprintf(stderr, "%s warning: extra arguments ignored\n", progname); ccn = ccn_create(); if (ccn_connect(ccn, NULL) == -1) { perror("Could not connect to ccnd"); exit(1); } buf = calloc(1, blocksize); root = name; name = ccn_charbuf_create(); temp = ccn_charbuf_create(); templ = ccn_charbuf_create(); signed_info = ccn_charbuf_create(); keystore = ccn_keystore_create(); temp->length = 0; ccn_charbuf_putf(temp, "%s/.ccnx/.ccnx_keystore", getenv("HOME")); res = ccn_keystore_init(keystore, ccn_charbuf_as_string(temp), "Th1s1sn0t8g00dp8ssw0rd."); if (res != 0) { printf("Failed to initialize keystore\n"); exit(1); } name->length = 0; ccn_charbuf_append(name, root->buf, root->length); /* Set up a handler for interests */ ccn_set_interest_filter(ccn, name, &in_interest); /* Initiate check to see whether there is already something there. */ temp->length = 0; ccn_charbuf_putf(temp, "%d", 0); ccn_name_append(name, temp->buf, temp->length); templ->length = 0; ccn_charbuf_append_tt(templ, CCN_DTAG_Interest, CCN_DTAG); ccn_charbuf_append_tt(templ, CCN_DTAG_Name, CCN_DTAG); ccn_charbuf_append_closer(templ); /* </Name> */ ccn_charbuf_append_tt(templ, CCN_DTAG_MaxSuffixComponents, CCN_DTAG); ccn_charbuf_append_tt(templ, 1, CCN_UDATA); ccn_charbuf_append(templ, "1", 1); ccn_charbuf_append_closer(templ); /* </MaxSuffixComponents> */ // XXX - use pubid ccn_charbuf_append_closer(templ); /* </Interest> */ res = ccn_express_interest(ccn, name, &in_content, templ); if (res < 0) abort(); /* Construct a key locator contining the key itself */ keylocator = ccn_charbuf_create(); ccn_charbuf_append_tt(keylocator, CCN_DTAG_KeyLocator, CCN_DTAG); ccn_charbuf_append_tt(keylocator, CCN_DTAG_Key, CCN_DTAG); res = ccn_append_pubkey_blob(keylocator, ccn_keystore_public_key(keystore)); if (res < 0) ccn_charbuf_destroy(&keylocator); else { ccn_charbuf_append_closer(keylocator); /* </Key> */ ccn_charbuf_append_closer(keylocator); /* </KeyLocator> */ } for (i = 0;; i++) { read_res = read_full(0, buf, blocksize); if (read_res < 0) { perror("read"); read_res = 0; status = 1; } signed_info->length = 0; if (read_res < blocksize) { temp->length = 0; ccn_charbuf_putf(temp, "%d", i); ccn_name_append(name, temp->buf, temp->length); finalblockid = ccn_charbuf_create(); ccn_charbuf_append_tt(finalblockid, temp->length, CCN_BLOB); ccn_charbuf_append(finalblockid, temp->buf, temp->length); } res = ccn_signed_info_create(signed_info, /*pubkeyid*/ccn_keystore_public_key_digest(keystore), /*publisher_key_id_size*/ccn_keystore_public_key_digest_length(keystore), /*datetime*/NULL, /*type*/CCN_CONTENT_DATA, /*freshness*/ expire, finalblockid, keylocator); /* Put the keylocator in the first block only. */ ccn_charbuf_destroy(&keylocator); if (res < 0) { fprintf(stderr, "Failed to create signed_info (res == %d)\n", res); exit(1); } name->length = 0; ccn_charbuf_append(name, root->buf, root->length); temp->length = 0; ccn_charbuf_putf(temp, "%d", i); ccn_name_append(name, temp->buf, temp->length); temp->length = 0; ccn_charbuf_append(temp, buf, read_res); temp->length = 0; res = ccn_encode_ContentObject(temp, name, signed_info, buf, read_res, NULL, ccn_keystore_private_key(keystore)); if (res != 0) { fprintf(stderr, "Failed to encode ContentObject (res == %d)\n", res); exit(1); } if (i == 0) { /* Finish check for old content */ if (mydata.content_received == 0) ccn_run(ccn, 100); if (mydata.content_received > 0) { fprintf(stderr, "%s: name is in use: %s\n", progname, argv[0]); exit(1); } mydata.outstanding++; /* the first one is free... */ } res = ccn_put(ccn, temp->buf, temp->length); if (res < 0) { fprintf(stderr, "ccn_put failed (res == %d)\n", res); exit(1); } if (read_res < blocksize) break; if (mydata.outstanding > 0) mydata.outstanding--; else res = 10; res = ccn_run(ccn, res * 100); if (res < 0) { status = 1; break; } } free(buf); buf = NULL; ccn_charbuf_destroy(&root); ccn_charbuf_destroy(&name); ccn_charbuf_destroy(&temp); ccn_charbuf_destroy(&signed_info); ccn_charbuf_destroy(&finalblockid); ccn_keystore_destroy(&keystore); ccn_destroy(&ccn); exit(status); }
static const ccn_pkey *get_my_public_key() { if (cached_keystore == NULL) init_cached_keystore(); return (ccn_keystore_public_key(cached_keystore)); }
void GroupManager::incomingInterest(ccn_upcall_info *info) { int res; const char *data = NULL; const unsigned char *requester = NULL; const unsigned char *refresher = NULL; const unsigned char *filter = NULL; size_t filter_len = 0; ccn_charbuf *signed_info = NULL; ccn_charbuf *name = NULL; ccn_charbuf *content = NULL; RemoteUser *refreshUser = NULL; // requesterPrefix starts from index 4 to (info->interest_comps->n - 2) int nameEnd = 0; nameEnd = (info->interest_comps)->n - 2; /* construct reply data * name format: * /ndn/broadcast/conference/conference-name/speaker-list/username */ signed_info = ccn_charbuf_create(); struct ccn_charbuf *keylocator = ccn_charbuf_create(); ccn_create_keylocator(keylocator, ccn_keystore_public_key(cached_keystore)); res = ccn_signed_info_create(signed_info, /*pubkeyid*/ get_my_publisher_key_id(), /*publisher_key_id_size*/ get_my_publisher_key_id_length(), /*datetime*/ NULL, /*type*/ CCN_CONTENT_DATA, ///*freshness*/ -1, /*freshness*/ FRESHNESS, /*finalblockid*/ NULL, /*keylocator*/ keylocator); if (res < 0) { DPRINT("FAILED TO CREATE signed_info (res == %d)", res); } name = ccn_charbuf_create(); content = ccn_charbuf_create(); ccn_name_init(name); ccn_name_append_components(name, info->interest_ccnb, info->interest_comps->buf[0], info->interest_comps->buf[nameEnd + 1]); // append own username ccn_name_append_str(name, userName.toLocal8Bit().constData()); // get user list, the caller need to free the data buffer allocated int dlen = userListtoXml(&data); ccn_encode_ContentObject(content, name, signed_info, data, dlen, NULL, get_my_private_key()); // already have the lock, no need to trylock ccn_put(info->h, content->buf, content->length); ccn_charbuf_destroy(&signed_info); ccn_charbuf_destroy(&name); ccn_charbuf_destroy(&content); if (data != NULL) { free((void *)data); data = NULL; } }
int main (int argc, char *argv[]) { struct ccn_charbuf *buffer = ccn_charbuf_create(); struct ccn_charbuf *signed_info = ccn_charbuf_create(); struct ccn_skeleton_decoder dd = {0}; ssize_t res; char *outname = NULL; int fd; int result = 0; char * contents[] = {"INVITE sip:[email protected] SIP/2.0\nVia: SIP/2.0/UDP 127.0.0.1:5060;rport;branch=z9hG4bK519044721\nFrom: <sip:[email protected]>;tag=2105643453\nTo: Test User <sip:[email protected]>\nCall-ID: [email protected]\nCSeq: 20 INVITE\nContact: <sip:[email protected]:5060>\nMax-Forwards: 70\nUser-Agent: Linphone-1.7.1/eXosip\nSubject: Phone call\nExpires: 120\nAllow: INVITE, ACK, CANCEL, BYE, OPTIONS, REFER, SUBSCRIBE, NOTIFY, MESSAGE\nContent-Type: application/sdp\nContent-Length: 448\n\nv=0\no=jthornto 123456 654321 IN IP4 127.0.0.1\ns=A conversation\nc=IN IP4 127.0.0.1\nt=0 0\nm=audio 7078 RTP/AVP 111 110 0 3 8 101\na=rtpmap:111 speex/16000/1\na=rtpmap:110 speex/8000/1\na=rtpmap:0 PCMU/8000/1\na=rtpmap:3 GSM/8000/1\na=rtpmap:8 PCMA/8000/1\na=rtpmap:101 telephone-event/8000\na=fmtp:101 0-11\nm=video 9078 RTP/AVP 97 98 99\na=rtpmap:97 theora/90000\na=rtpmap:98 H263-1998/90000\na=fmtp:98 CIF=1;QCIF=1\na=rtpmap:99 MP4V-ES/90000\n", "Quaer #%2d zjduer badone", "", NULL}; char * paths[] = { "/sip/protocol/parc.com/domain/foo/principal/invite/verb/[email protected]/id", "/d/e/f", "/zero/length/content", NULL}; struct path * cur_path = NULL; struct ccn_keystore *keystore = ccn_keystore_create(); char *home = getenv("HOME"); char *keystore_suffix = "/.ccnx/.ccnx_keystore"; char *keystore_name = NULL; int i; if (argc == 3 && strcmp(argv[1], "-o") == 0) { outname = argv[2]; } else { printf("Usage: %s -o <outfilename>\n", argv[0]); exit(1); } if (home == NULL) { printf("Unable to determine home directory for keystore\n"); exit(1); } keystore_name = calloc(1, strlen(home) + strlen(keystore_suffix) + 1); strcat(keystore_name, home); strcat(keystore_name, keystore_suffix); if (0 != ccn_keystore_init(keystore, keystore_name, "Th1s1sn0t8g00dp8ssw0rd.")) { printf("Failed to initialize keystore\n"); exit(1); } printf("Creating signed_info\n"); res = ccn_signed_info_create(signed_info, /*pubkeyid*/ccn_keystore_public_key_digest(keystore), /*publisher_key_id_size*/ccn_keystore_public_key_digest_length(keystore), /*datetime*/NULL, /*type*/CCN_CONTENT_GONE, /*freshness*/ 42, /*finalblockid*/NULL, /*keylocator*/NULL); if (res < 0) { printf("Failed to create signed_info!\n"); } res = ccn_skeleton_decode(&dd, signed_info->buf, signed_info->length); if (!(res == signed_info->length && dd.state == 0)) { printf("Failed to decode signed_info! Result %d State %d\n", (int)res, dd.state); result = 1; } memset(&dd, 0, sizeof(dd)); printf("Done with signed_info\n"); printf("Encoding sample message data length %d\n", (int)strlen(contents[0])); cur_path = path_create(paths[0]); if (encode_message(buffer, cur_path, contents[0], strlen(contents[0]), signed_info, ccn_keystore_private_key(keystore))) { printf("Failed to encode message!\n"); } else { printf("Encoded sample message length is %d\n", (int)buffer->length); res = ccn_skeleton_decode(&dd, buffer->buf, buffer->length); if (!(res == buffer->length && dd.state == 0)) { printf("Failed to decode! Result %d State %d\n", (int)res, dd.state); result = 1; } if (outname != NULL) { fd = open(outname, O_WRONLY|O_CREAT|O_TRUNC, S_IRWXU); if (fd == -1) perror(outname); res = write(fd, buffer->buf, buffer->length); close(fd); } if (decode_message(buffer, cur_path, contents[0], strlen(contents[0]), ccn_keystore_public_key(keystore)) != 0) { result = 1; } printf("Expect signature verification failure: "); if (buffer->length >= 20) buffer->buf[buffer->length - 20] += 1; if (decode_message(buffer, cur_path, contents[0], strlen(contents[0]), ccn_keystore_public_key(keystore)) == 0) { result = 1; } } path_destroy(&cur_path); ccn_charbuf_destroy(&buffer); printf("Done with sample message\n"); /* Now exercise as unit tests */ for (i = 0; paths[i] != NULL && contents[i] != NULL; i++) { printf("Unit test case %d\n", i); cur_path = path_create(paths[i]); buffer = ccn_charbuf_create(); if (encode_message(buffer, cur_path, contents[i], strlen(contents[i]), signed_info, ccn_keystore_private_key(keystore))) { printf("Failed encode\n"); result = 1; } else if (decode_message(buffer, cur_path, contents[i], strlen(contents[i]), ccn_keystore_public_key(keystore))) { printf("Failed decode\n"); result = 1; } path_destroy(&cur_path); ccn_charbuf_destroy(&buffer); } /* Test the uri encode / decode routines */ init_all_chars_percent_encoded(); const char *uri_tests[] = { "_+4", "ccnx:/this/is/a/test", "", "ccnx:/this/is/a/test", ".+4", "../test2?x=2", "?x=2", "ccnx:/this/is/a/test2", "_-X", "../should/error", "", "", "_+2", "/missing/scheme", "", "ccnx:/missing/scheme", ".+0", "../../../../../././#/", "#/", "ccnx:/", ".+1", all_chars_percent_encoded, "", all_chars_percent_encoded_canon, "_+1", all_chars_percent_encoded_canon, "", all_chars_percent_encoded_canon, ".+4", "ccnx:/.../.%2e./...././.....///?...", "?...", "ccnx:/.../.../..../.....", "_-X", "/%3G?bad-pecent-encode", "", "", "_-X", "/%3?bad-percent-encode", "", "", "_-X", "/%#bad-percent-encode", "", "", "_+3", "ccnx://[email protected]:42/ignore/host/part of uri", "", "ccnx:/ignore/host/part%20of%20uri", NULL, NULL, NULL, NULL }; const char **u; struct ccn_charbuf *uri_out = ccn_charbuf_create(); buffer = ccn_charbuf_create(); for (u = uri_tests; *u != NULL; u += 4, i++) { printf("Unit test case %d\n", i); if (u[0][0] != '.') buffer->length = 0; res = ccn_name_from_uri(buffer, u[1]); if (!expected_res(res, u[0][1])) { printf("Failed: ccn_name_from_uri wrong res %d\n", (int)res); result = 1; } if (res >= 0) { if (res > strlen(u[1])) { printf("Failed: ccn_name_from_uri long res %d\n", (int)res); result = 1; } else if (0 != strcmp(u[1] + res, u[2])) { printf("Failed: ccn_name_from_uri expecting leftover '%s', got '%s'\n", u[2], u[1] + res); result = 1; } uri_out->length = 0; res = ccn_uri_append(uri_out, buffer->buf, buffer->length, 1); if (!expected_res(res, u[0][2])) { printf("Failed: ccn_uri_append wrong res %d\n", (int)res); result = 1; } if (res >= 0) { if (uri_out->length != strlen(u[3])) { printf("Failed: ccn_uri_append produced wrong number of characters\n"); result = 1; } ccn_charbuf_reserve(uri_out, 1)[0] = 0; if (0 != strcmp((const char *)uri_out->buf, u[3])) { printf("Failed: ccn_uri_append produced wrong output\n"); printf("Expected: %s\n", u[3]); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } } } } ccn_charbuf_destroy(&buffer); ccn_charbuf_destroy(&uri_out); printf("Name marker tests\n"); do { const char *expected_uri = "ccnx:/example.com/.../%01/%FE/%01%02%03%04%05%06%07%08/%FD%10%10%10%10%1F%FF/%00%81"; const char *expected_chopped_uri = "ccnx:/example.com/.../%01/%FE"; const char *expected_bumped_uri = "ccnx:/example.com/.../%01/%FF"; const char *expected_bumped2_uri = "ccnx:/example.com/.../%01/%00%00"; printf("Unit test case %d\n", i++); buffer = ccn_charbuf_create(); uri_out = ccn_charbuf_create(); res = ccn_name_init(buffer); res |= ccn_name_append_str(buffer, "example.com"); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 1); res |= ccn_name_append_numeric(buffer, 0xFE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0x0102030405060708ULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_VERSION, 0x101010101FFFULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_SEQNUM, 129); res |= ccn_uri_append(uri_out, buffer->buf, buffer->length, 1); if (res < 0) { printf("Failed: name marker tests had negative res\n"); result = 1; } if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_uri)) { printf("Failed: name marker tests produced wrong output\n"); printf("Expected: %s\n", expected_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } res = ccn_name_chop(buffer, NULL, 100); if (res != -1) { printf("Failed: ccn_name_chop did not produce error \n"); result = 1; } res = ccn_name_chop(buffer, NULL, 4); if (res != 4) { printf("Failed: ccn_name_chop got wrong length\n"); result = 1; } uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, 1); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_chopped_uri)) { printf("Failed: ccn_name_chop botch\n"); printf("Expected: %s\n", expected_chopped_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } res = ccn_name_next_sibling(buffer); if (res != 4) { printf("Failed: ccn_name_next_sibling got wrong length\n"); result = 1; } uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, 1); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_bumped_uri)) { printf("Failed: ccn_name_next_sibling botch\n"); printf("Expected: %s\n", expected_bumped_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } ccn_name_next_sibling(buffer); uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, 1); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_bumped2_uri)) { printf("Failed: ccn_name_next_sibling botch\n"); printf("Expected: %s\n", expected_bumped2_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } ccn_charbuf_destroy(&buffer); ccn_charbuf_destroy(&uri_out); } while (0); printf("Message digest tests\n"); do { printf("Unit test case %d\n", i++); struct ccn_digest *dg = ccn_digest_create(CCN_DIGEST_SHA256); if (dg == NULL) { printf("Failed: ccn_digest_create returned NULL\n"); result = 1; break; } printf("Unit test case %d\n", i++); const unsigned char expected_digest[] = { 0xb3, 0x82, 0xcd, 0xb0, 0xe9, 0x5d, 0xf7, 0x3b, 0xe7, 0xdc, 0x19, 0x81, 0x3a, 0xfd, 0xdf, 0x89, 0xfb, 0xd4, 0xd4, 0xa0, 0xdb, 0x11, 0xa6, 0xba, 0x24, 0x16, 0x5b, 0xad, 0x9d, 0x90, 0x72, 0xb0 }; unsigned char actual_digest[sizeof(expected_digest)] = {0}; const char *data = "Content-centric"; if (ccn_digest_size(dg) != sizeof(expected_digest)) { printf("Failed: wrong digest size\n"); result = 1; break; } printf("Unit test case %d\n", i++); ccn_digest_init(dg); res = ccn_digest_update(dg, data, strlen(data)); if (res != 0) printf("Warning: check res %d\n", (int)res); printf("Unit test case %d\n", i++); res = ccn_digest_final(dg, actual_digest, sizeof(expected_digest)); if (res != 0) printf("Warning: check res %d\n", (int)res); if (0 != memcmp(actual_digest, expected_digest, sizeof(expected_digest))) { printf("Failed: wrong digest\n"); result = 1; break; } } while (0); printf("Really basic PRNG test\n"); do { unsigned char r1[42]; unsigned char r2[42]; printf("Unit test case %d\n", i++); ccn_add_entropy(&i, sizeof(i), 0); /* Not much entropy, really. */ ccn_random_bytes(r1, sizeof(r1)); memcpy(r2, r1, sizeof(r2)); ccn_random_bytes(r2, sizeof(r2)); if (0 == memcmp(r1, r2, sizeof(r2))) { printf("Failed: badly broken PRNG\n"); result = 1; break; } } while (0); printf("Bloom filter tests\n"); do { unsigned char seed1[4] = "1492"; const char *a[13] = { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen" }; struct ccn_bloom *b1 = NULL; struct ccn_bloom *b2 = NULL; int j, k, t1, t2; unsigned short us; printf("Unit test case %d\n", i++); b1 = ccn_bloom_create(13, seed1); for (j = 0; j < 13; j++) if (ccn_bloom_match(b1, a[j], strlen(a[j]))) break; if (j < 13) { printf("Failed: \"%s\" matched empty Bloom filter\n", a[j]); result = 1; break; } printf("Unit test case %d\n", i++); for (j = 0; j < 13; j++) ccn_bloom_insert(b1, a[j], strlen(a[j])); for (j = 0; j < 13; j++) if (!ccn_bloom_match(b1, a[j], strlen(a[j]))) break; if (j < 13) { printf("Failed: \"%s\" not found when it should have been\n", a[j]); result = 1; break; } printf("Unit test case %d\n", i++); for (j = 0, k = 0; j < 13; j++) if (ccn_bloom_match(b1, a[j]+1, strlen(a[j]+1))) k++; if (k > 0) { printf("Mmm, found %d false positives\n", k); if (k > 2) { result = 1; break; } } unsigned char seed2[5] = "aqfb\0"; for (; seed2[3] <= 'f'; seed2[3]++) { printf("Unit test case %d (%4s) ", i++, seed2); b2 = ccn_bloom_create(13, seed2); for (j = 0; j < 13; j++) ccn_bloom_insert(b2, a[j], strlen(a[j])); for (j = 0, k = 0, us = ~0; us > 0; us--) { t1 = ccn_bloom_match(b1, &us, sizeof(us)); t2 = ccn_bloom_match(b2, &us, sizeof(us)); j += (t1 | t2); k += (t1 & t2); } printf("either=%d both=%d wiresize=%d\n", j, k, ccn_bloom_wiresize(b1)); if (k > 12) { printf("Failed: Bloom seeding may not be effective\n"); result = 1; } ccn_bloom_destroy(&b2); } ccn_bloom_destroy(&b1); } while (0); printf("ccn_sign_content() tests\n"); do { struct ccn *h = ccn_create(); struct ccn_charbuf *co = ccn_charbuf_create(); struct ccn_signing_params sparm = CCN_SIGNING_PARAMS_INIT; struct ccn_parsed_ContentObject pco = {0}; struct ccn_charbuf *name = ccn_charbuf_create(); printf("Unit test case %d\n", i++); ccn_name_from_uri(name, "ccnx:/test/data/%00%42"); res = ccn_sign_content(h, co, name, NULL, "DATA", 4); if (res != 0) { printf("Failed: res == %d\n", (int)res); result = 1; } sparm.template_ccnb = ccn_charbuf_create(); res = ccn_parse_ContentObject(co->buf, co->length, &pco, NULL); if (res != 0) { printf("Failed: ccn_parse_ContentObject res == %d\n", (int)res); result = 1; break; } ccn_charbuf_append(sparm.template_ccnb, co->buf + pco.offset[CCN_PCO_B_SignedInfo], pco.offset[CCN_PCO_E_SignedInfo] - pco.offset[CCN_PCO_B_SignedInfo]); sparm.sp_flags = CCN_SP_TEMPL_TIMESTAMP; printf("Unit test case %d\n", i++); res = ccn_sign_content(h, co, name, &sparm, "DATA", 4); if (res != 0) { printf("Failed: res == %d\n", (int)res); result = 1; } printf("Unit test case %d\n", i++); sparm.sp_flags = -1; res = ccn_sign_content(h, co, name, &sparm, "DATA", 4); if (res != -1) { printf("Failed: res == %d\n", (int)res); result = 1; } ccn_charbuf_destroy(&name); ccn_charbuf_destroy(&sparm.template_ccnb); ccn_charbuf_destroy(&co); ccn_destroy(&h); } while (0); printf("link tests\n"); do { struct ccn_charbuf *l = ccn_charbuf_create(); struct ccn_charbuf *name = ccn_charbuf_create(); struct ccn_parsed_Link pl = {0}; struct ccn_buf_decoder decoder; struct ccn_buf_decoder *d; struct ccn_indexbuf *comps = ccn_indexbuf_create(); printf("Unit test case %d\n", i++); ccn_name_from_uri(name, "ccnx:/test/link/name"); ccnb_append_Link(l, name, "label", NULL); d = ccn_buf_decoder_start(&decoder, l->buf, l->length); res = ccn_parse_Link(d, &pl, comps); if (res != 3 /* components in name */) { printf("Failed: ccn_parse_Link res == %d\n", (int)res); result = 1; } } while (0); exit(result); }
int main(int argc, char *argv[]) { struct ccn_charbuf *buffer; struct ccn_charbuf *signed_info = ccn_charbuf_create(); struct ccn_skeleton_decoder dd = {0}; ssize_t res; char *outname = NULL; int result = 0; char * contents[] = {"INVITE sip:[email protected] SIP/2.0\nVia: SIP/2.0/UDP 127.0.0.1:5060;rport;branch=z9hG4bK519044721\nFrom: <sip:[email protected]>;tag=2105643453\nTo: Test User <sip:[email protected]>\nCall-ID: [email protected]\nCSeq: 20 INVITE\nContact: <sip:[email protected]:5060>\nMax-Forwards: 70\nUser-Agent: Linphone-1.7.1/eXosip\nSubject: Phone call\nExpires: 120\nAllow: INVITE, ACK, CANCEL, BYE, OPTIONS, REFER, SUBSCRIBE, NOTIFY, MESSAGE\nContent-Type: application/sdp\nContent-Length: 448\n\nv=0\no=jthornto 123456 654321 IN IP4 127.0.0.1\ns=A conversation\nc=IN IP4 127.0.0.1\nt=0 0\nm=audio 7078 RTP/AVP 111 110 0 3 8 101\na=rtpmap:111 speex/16000/1\na=rtpmap:110 speex/8000/1\na=rtpmap:0 PCMU/8000/1\na=rtpmap:3 GSM/8000/1\na=rtpmap:8 PCMA/8000/1\na=rtpmap:101 telephone-event/8000\na=fmtp:101 0-11\nm=video 9078 RTP/AVP 97 98 99\na=rtpmap:97 theora/90000\na=rtpmap:98 H263-1998/90000\na=fmtp:98 CIF=1;QCIF=1\na=rtpmap:99 MP4V-ES/90000\n", "Quaer #%2d zjduer badone", "", NULL}; char * paths[] = { "/sip/protocol/parc.com/domain/foo/principal/invite/verb/[email protected]/id", "/d/e/f", "/zero/length/content", NULL}; struct path * cur_path = NULL; struct ccn_keystore *keystore = ccn_keystore_create(); struct ccn_keystore *aes_keystore = ccn_aes_keystore_create(); char *keystore_name = NULL; char *keystore_password = NULL; char *aes_keystore_name = NULL; unsigned char keybuf[32]; int i; while ((i = getopt(argc, argv, "a:k:p:o:")) != -1) { switch (i) { case 'a': aes_keystore_name = optarg; break; case 'k': keystore_name = optarg; break; case 'p': keystore_password = optarg; break; case 'o': outname = optarg; break; default: printf("Usage: %s [-k <keystore>] [-o <outfilename>]\n", argv[0]); exit(1); } } if (keystore_name == NULL) keystore_name = "test.keystore"; if (aes_keystore_name == NULL) aes_keystore_name = "test.aeskeystore"; if (keystore_password == NULL) keystore_password = "******"; res = ccn_keystore_init(keystore, keystore_name, keystore_password); if (res != 0) { printf ("Initializing keystore in %s\n", keystore_name); res = ccn_keystore_file_init(keystore_name, keystore_password, "ccnxuser", 0, 3650); if (res != 0) { fprintf (stderr, "Cannot create keystore [%s]", keystore_name); return res; } res = ccn_keystore_init(keystore, keystore_name, keystore_password); if (res != 0) { printf("Failed to initialize keystore\n"); exit(1); } } res = ccn_aes_keystore_init(aes_keystore, aes_keystore_name, keystore_password); if (res != 0) { printf ("Initializing AES keystore in %s\n", aes_keystore_name); ccn_generate_symmetric_key(keybuf, 256); res = ccn_aes_keystore_file_init(aes_keystore_name, keystore_password, keybuf, 256); if (res != 0) { fprintf (stderr, "Cannot create keystore [%s]", keystore_name); return res; } res = ccn_aes_keystore_init(aes_keystore, aes_keystore_name, keystore_password); if (res != 0) { printf("Failed to initialize keystore\n"); exit(1); } } printf("Creating signed_info\n"); res = ccn_signed_info_create(signed_info, /*pubkeyid*/ccn_keystore_key_digest(keystore), /*publisher_key_id_size*/ccn_keystore_key_digest_length(keystore), /*timestamp*/NULL, /*type*/CCN_CONTENT_GONE, /*freshness*/ 42, /*finalblockid*/NULL, /*keylocator*/NULL); if (res < 0) { printf("Failed to create signed_info!\n"); } res = ccn_skeleton_decode(&dd, signed_info->buf, signed_info->length); if (!(res == signed_info->length && dd.state == 0)) { printf("Failed to decode signed_info! Result %d State %d\n", (int)res, dd.state); result = 1; } memset(&dd, 0, sizeof(dd)); printf("Done with signed_info\n"); result = encode_sample_test(ccn_keystore_key(keystore), ccn_keystore_public_key(keystore), ccn_keystore_digest_algorithm(keystore), paths, contents, signed_info, outname); if (! result) { result = encode_sample_test(ccn_keystore_key(aes_keystore), ccn_keystore_key(aes_keystore), ccn_keystore_digest_algorithm(aes_keystore), paths, contents, signed_info, outname); } /* Now exercise as unit tests */ for (i = 0; paths[i] != NULL && contents[i] != NULL; i++) { printf("Unit test case %d\n", i); cur_path = path_create(paths[i]); buffer = ccn_charbuf_create(); if (encode_message(buffer, cur_path, contents[i], strlen(contents[i]), signed_info, ccn_keystore_key(keystore), ccn_keystore_digest_algorithm(keystore))) { printf("Failed encode\n"); result = 1; } else if (decode_message(buffer, cur_path, contents[i], strlen(contents[i]), ccn_keystore_public_key(keystore))) { printf("Failed decode\n"); result = 1; } ccn_charbuf_destroy(&buffer); buffer = ccn_charbuf_create(); if (encode_message(buffer, cur_path, contents[i], strlen(contents[i]), signed_info, ccn_keystore_key(aes_keystore), ccn_keystore_digest_algorithm(aes_keystore))) { printf("Failed encode\n"); result = 1; } else if (decode_message(buffer, cur_path, contents[i], strlen(contents[i]), ccn_keystore_key(aes_keystore))) { printf("Failed decode\n"); result = 1; } path_destroy(&cur_path); ccn_charbuf_destroy(&buffer); } /* Test the uri encode / decode routines */ init_all_chars_percent_encoded(); init_all_chars_mixed_encoded(); const char *uri_tests[] = { "_+4", "ccnx:/this/is/a/test", "", "ccnx:/this/is/a/test", ".+4", "../test2?x=2", "?x=2", "ccnx:/this/is/a/test2", "_-X", "../should/error", "", "", "_+2", "/missing/scheme", "", "ccnx:/missing/scheme", ".+0", "../../../../../././#/", "#/", "ccnx:/", ".+1", all_chars_percent_encoded, "", all_chars_percent_encoded_canon, "_+1", all_chars_percent_encoded_canon, "", all_chars_percent_encoded_canon, ".+4", "ccnx:/.../.%2e./...././.....///?...", "?...", "ccnx:/.../.../..../.....", "_-X", "/%3G?bad-pecent-encode", "", "", "_-X", "/%3?bad-percent-encode", "", "", "_-X", "/%#bad-percent-encode", "", "", "_+3", "ccnx://[email protected]:42/ignore/host/part of uri", "", "ccnx:/ignore/host/part%20of%20uri", NULL, NULL, NULL, NULL }; const char **u; struct ccn_charbuf *uri_out = ccn_charbuf_create(); buffer = ccn_charbuf_create(); for (u = uri_tests; *u != NULL; u += 4, i++) { printf("Unit test case %d\n", i); if (u[0][0] != '.') buffer->length = 0; res = ccn_name_from_uri(buffer, u[1]); if (!expected_res(res, u[0][1])) { printf("Failed: ccn_name_from_uri wrong res %d\n", (int)res); result = 1; } if (res >= 0) { if (res > strlen(u[1])) { printf("Failed: ccn_name_from_uri long res %d\n", (int)res); result = 1; } else if (0 != strcmp(u[1] + res, u[2])) { printf("Failed: ccn_name_from_uri expecting leftover '%s', got '%s'\n", u[2], u[1] + res); result = 1; } uri_out->length = 0; res = ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_PERCENTESCAPE | CCN_URI_INCLUDESCHEME); if (!expected_res(res, u[0][2])) { printf("Failed: ccn_uri_append wrong res %d\n", (int)res); result = 1; } if (res >= 0) { if (uri_out->length != strlen(u[3])) { printf("Failed: ccn_uri_append produced wrong number of characters\n"); result = 1; } ccn_charbuf_reserve(uri_out, 1)[0] = 0; if (0 != strcmp((const char *)uri_out->buf, u[3])) { printf("Failed: ccn_uri_append produced wrong output\n"); printf("Expected: %s\n", u[3]); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } } } } ccn_charbuf_destroy(&buffer); ccn_charbuf_destroy(&uri_out); printf("Name marker tests\n"); do { const char *expected_uri = "ccnx:/example.com/.../%01/%FE/%01%02%03%04%05%06%07%08/%FD%10%10%10%10%1F%FF/%00%81"; const char *expected_chopped_uri = "ccnx:/example.com/.../%01/%FE"; const char *expected_bumped_uri = "ccnx:/example.com/.../%01/%FF"; const char *expected_bumped2_uri = "ccnx:/example.com/.../%01/%00%00"; printf("Unit test case %d\n", i++); buffer = ccn_charbuf_create(); uri_out = ccn_charbuf_create(); res = ccn_name_init(buffer); res |= ccn_name_append_str(buffer, "example.com"); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 1); res |= ccn_name_append_numeric(buffer, 0xFE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0x0102030405060708ULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_VERSION, 0x101010101FFFULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_SEQNUM, 129); res |= ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_PERCENTESCAPE | CCN_URI_INCLUDESCHEME); if (res < 0) { printf("Failed: name marker tests had negative res\n"); result = 1; } if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_uri)) { printf("Failed: name marker tests produced wrong output\n"); printf("Expected: %s\n", expected_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } res = ccn_name_chop(buffer, NULL, 100); if (res != -1) { printf("Failed: ccn_name_chop did not produce error \n"); result = 1; } res = ccn_name_chop(buffer, NULL, 4); if (res != 4) { printf("Failed: ccn_name_chop got wrong length\n"); result = 1; } uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_INCLUDESCHEME); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_chopped_uri)) { printf("Failed: ccn_name_chop botch\n"); printf("Expected: %s\n", expected_chopped_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } res = ccn_name_next_sibling(buffer); if (res != 4) { printf("Failed: ccn_name_next_sibling got wrong length\n"); result = 1; } uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_INCLUDESCHEME); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_bumped_uri)) { printf("Failed: ccn_name_next_sibling botch\n"); printf("Expected: %s\n", expected_bumped_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } ccn_name_next_sibling(buffer); uri_out->length = 0; ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_PERCENTESCAPE | CCN_URI_INCLUDESCHEME); if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_bumped2_uri)) { printf("Failed: ccn_name_next_sibling botch\n"); printf("Expected: %s\n", expected_bumped2_uri); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } ccn_charbuf_destroy(&buffer); ccn_charbuf_destroy(&uri_out); } while (0); do { const char *expected_uri_mixed = "ccnx:/example.com/.../%01/%FE/=0102030405060708/=FD101010101FFF/=0081"; printf("Unit test case %d\n", i++); buffer = ccn_charbuf_create(); uri_out = ccn_charbuf_create(); res = ccn_name_init(buffer); res |= ccn_name_append_str(buffer, "example.com"); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 1); res |= ccn_name_append_numeric(buffer, 0xFE, 0); res |= ccn_name_append_numeric(buffer, CCN_MARKER_NONE, 0x0102030405060708ULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_VERSION, 0x101010101FFFULL); res |= ccn_name_append_numeric(buffer, CCN_MARKER_SEQNUM, 129); res |= ccn_uri_append(uri_out, buffer->buf, buffer->length, CCN_URI_MIXEDESCAPE | CCN_URI_INCLUDESCHEME); if (res < 0) { printf("Failed: name marker tests had negative res\n"); result = 1; } if (0 != strcmp(ccn_charbuf_as_string(uri_out), expected_uri_mixed)) { printf("Failed: name marker tests produced wrong output\n"); printf("Expected: %s\n", expected_uri_mixed); printf(" Actual: %s\n", (const char *)uri_out->buf); result = 1; } ccn_charbuf_destroy(&buffer); ccn_charbuf_destroy(&uri_out); } while (0); printf("Empty component encoding test\n"); do { struct ccn_charbuf *name = ccn_charbuf_create(); struct ccn_charbuf *expected_encoding = ccn_charbuf_create(); /* manually create an encoding of <Name><Component/></Name> to ensure * that the regular encoders do not create a 0-length blob as part of * the empty component. */ ccnb_element_begin(expected_encoding, CCN_DTAG_Name); ccnb_element_begin(expected_encoding, CCN_DTAG_Component); ccnb_element_end(expected_encoding); ccnb_element_end(expected_encoding); ccn_name_from_uri(name, "ccnx:/..."); if (expected_encoding->length != name->length) { printf("Failed: encoding length %u but expected %u\n", (unsigned) name->length, (unsigned)expected_encoding->length); result = 1; } for (i = 0; i < expected_encoding->length; i++) { if (expected_encoding->buf[i] != name->buf[i]) { printf("Failed: encoding mismatch at %d, got %d but expected %d\n", i, name->buf[i], expected_encoding->buf[i]); result = 1; } } } while (0); printf("Timestamp tests\n"); do { intmax_t sec; int nsec; int r; int f; struct ccn_charbuf *a[2]; int t0 = 1363899678; printf("Unit test case %d\n", i++); /* Run many increasing inputs and make sure the output is in order. */ a[0] = ccn_charbuf_create(); a[1] = ccn_charbuf_create(); ccnb_append_timestamp_blob(a[1], CCN_MARKER_NONE, t0 - 1, 0); for (f = 0, nsec = 0, sec = t0; sec < t0 + 20; nsec += 122099) { while (nsec >= 1000000000) { sec++; nsec -= 1000000000; } ccn_charbuf_reset(a[f]); r = ccnb_append_timestamp_blob(a[f], CCN_MARKER_NONE, sec, nsec); if (r != 0 || a[f]->length != 7 || memcmp(a[1-f]->buf, a[f]->buf, 6) > 0) { printf("Failed ccnb_append_timestamp_blob(...,%jd,%d)\n", sec, nsec); result = 1; } f = 1 - f; } ccn_charbuf_destroy(&a[0]); ccn_charbuf_destroy(&a[1]); } while (0); printf("Message digest tests\n"); do { printf("Unit test case %d\n", i++); struct ccn_digest *dg = ccn_digest_create(CCN_DIGEST_SHA256); if (dg == NULL) { printf("Failed: ccn_digest_create returned NULL\n"); result = 1; break; } printf("Unit test case %d\n", i++); const unsigned char expected_digest[] = { 0xb3, 0x82, 0xcd, 0xb0, 0xe9, 0x5d, 0xf7, 0x3b, 0xe7, 0xdc, 0x19, 0x81, 0x3a, 0xfd, 0xdf, 0x89, 0xfb, 0xd4, 0xd4, 0xa0, 0xdb, 0x11, 0xa6, 0xba, 0x24, 0x16, 0x5b, 0xad, 0x9d, 0x90, 0x72, 0xb0 }; unsigned char actual_digest[sizeof(expected_digest)] = {0}; const char *data = "Content-centric"; if (ccn_digest_size(dg) != sizeof(expected_digest)) { printf("Failed: wrong digest size\n"); result = 1; break; } printf("Unit test case %d\n", i++); ccn_digest_init(dg); res = ccn_digest_update(dg, data, strlen(data)); if (res != 0) printf("Warning: check res %d\n", (int)res); printf("Unit test case %d\n", i++); res = ccn_digest_final(dg, actual_digest, sizeof(expected_digest)); if (res != 0) printf("Warning: check res %d\n", (int)res); if (0 != memcmp(actual_digest, expected_digest, sizeof(expected_digest))) { printf("Failed: wrong digest\n"); result = 1; break; } } while (0); printf("Really basic PRNG test\n"); do { unsigned char r1[42]; unsigned char r2[42]; printf("Unit test case %d\n", i++); ccn_add_entropy(&i, sizeof(i), 0); /* Not much entropy, really. */ ccn_random_bytes(r1, sizeof(r1)); memcpy(r2, r1, sizeof(r2)); ccn_random_bytes(r2, sizeof(r2)); if (0 == memcmp(r1, r2, sizeof(r2))) { printf("Failed: badly broken PRNG\n"); result = 1; break; } } while (0); printf("Bloom filter tests\n"); do { unsigned char seed1[4] = "1492"; const char *a[13] = { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen" }; struct ccn_bloom *b1 = NULL; struct ccn_bloom *b2 = NULL; int j, k, t1, t2; unsigned short us; printf("Unit test case %d\n", i++); b1 = ccn_bloom_create(13, seed1); for (j = 0; j < 13; j++) if (ccn_bloom_match(b1, a[j], strlen(a[j]))) break; if (j < 13) { printf("Failed: \"%s\" matched empty Bloom filter\n", a[j]); result = 1; break; } printf("Unit test case %d\n", i++); for (j = 0; j < 13; j++) ccn_bloom_insert(b1, a[j], strlen(a[j])); for (j = 0; j < 13; j++) if (!ccn_bloom_match(b1, a[j], strlen(a[j]))) break; if (j < 13) { printf("Failed: \"%s\" not found when it should have been\n", a[j]); result = 1; break; } printf("Unit test case %d\n", i++); for (j = 0, k = 0; j < 13; j++) if (ccn_bloom_match(b1, a[j]+1, strlen(a[j]+1))) k++; if (k > 0) { printf("Mmm, found %d false positives\n", k); if (k > 2) { result = 1; break; } } unsigned char seed2[5] = "aqfb\0"; for (; seed2[3] <= 'f'; seed2[3]++) { printf("Unit test case %d (%4s) ", i++, seed2); b2 = ccn_bloom_create(13, seed2); for (j = 0; j < 13; j++) ccn_bloom_insert(b2, a[j], strlen(a[j])); for (j = 0, k = 0, us = ~0; us > 0; us--) { t1 = ccn_bloom_match(b1, &us, sizeof(us)); t2 = ccn_bloom_match(b2, &us, sizeof(us)); j += (t1 | t2); k += (t1 & t2); } printf("either=%d both=%d wiresize=%d\n", j, k, ccn_bloom_wiresize(b1)); if (k > 12) { printf("Failed: Bloom seeding may not be effective\n"); result = 1; } ccn_bloom_destroy(&b2); } ccn_bloom_destroy(&b1); } while (0); printf("ccn_sign_content() tests\n"); do { struct ccn *h = ccn_create(); int res; res = unit_tests_for_signing(h, &i, 0); if (res == 1) result = 1; printf("Unit test case %d\n", i++); ccn_destroy(&h); } while (0); do { struct ccn *h = ccn_create(); int res; res = ccn_load_default_key(h, aes_keystore_name, keystore_password); if (res < 0) { result = 1; printf("Failed: res == %d\n", (int)res); } else res = unit_tests_for_signing(h, &i, 1); if (res == 1) result = 1; printf("Unit test case %d\n", i++); ccn_destroy(&h); } while (0); printf("link tests\n"); printf("link tests\n"); do { struct ccn_charbuf *l = ccn_charbuf_create(); struct ccn_charbuf *name = ccn_charbuf_create(); struct ccn_parsed_Link pl = {0}; struct ccn_buf_decoder decoder; struct ccn_buf_decoder *d; struct ccn_indexbuf *comps = ccn_indexbuf_create(); printf("Unit test case %d\n", i++); ccn_name_from_uri(name, "ccnx:/test/link/name"); ccnb_append_Link(l, name, "label", NULL); d = ccn_buf_decoder_start(&decoder, l->buf, l->length); res = ccn_parse_Link(d, &pl, comps); if (res != 3 /* components in name */) { printf("Failed: ccn_parse_Link res == %d\n", (int)res); result = 1; } } while (0); exit(result); }
int NdnMediaProcess::ndnDataSend(const void *buf, size_t len) { #define CHARBUF_DESTROY \ ccn_charbuf_destroy(&message);\ ccn_charbuf_destroy(&path); \ ccn_charbuf_destroy(&seq); UserDataBuf *userBuf = localUdb; if (userBuf == NULL) return -1; int res = 0; int seq_num = -1; struct ccn_charbuf *message = ccn_charbuf_create(); struct ccn_charbuf *path = ccn_charbuf_create(); struct ccn_charbuf *seq = ccn_charbuf_create(); unsigned char *ccn_msg = NULL; size_t ccn_msg_size = 0; ccn_name_init(path); seq_num = localSeq++; ccn_name_from_uri(path, localUdb->user_name.toLocal8Bit().constData()); ccn_name_append_str(path, "audio"); if (seq_num < 0) { res = -1; CHARBUF_DESTROY; return res; } ccn_charbuf_putf(seq, "%ld", seq_num); ccn_name_append(path, seq->buf, seq->length); struct ccn_charbuf *signed_info = ccn_charbuf_create(); if (cached_keystore == NULL) init_cached_keystore(); ccn_charbuf *keylocator = ccn_charbuf_create(); ccn_create_keylocator(keylocator, ccn_keystore_public_key(cached_keystore)); /* Create signed_info */ res = ccn_signed_info_create(signed_info, /* pubkeyid */ get_my_publisher_key_id(), /* publisher_key_id_size */ get_my_publisher_key_id_length(), /* datetime */ NULL, /* type */ CCN_CONTENT_DATA, /* freshness */ FRESHNESS, /* finalblockid */ NULL, /* keylocator */ keylocator); if (res != 0) { fprintf(stderr, "signed_info_create failed %d (line %d)\n", res, __LINE__); } if (isPrivate) { unsigned char *enc_buf = NULL; size_t enc_len = 0; res = symEncrypt(sessionKey, NULL, (const unsigned char *)buf, len, &enc_buf, &enc_len, AES_BLOCK_SIZE); if (res != 0) { fprintf(stderr, "can not decrypt audio\n"); std::exit(1); } res = ccn_encode_ContentObject( /* out */ message, path, signed_info, enc_buf, enc_len, /* keyLocator */ NULL, get_my_private_key()); if (enc_buf != NULL) { free(enc_buf); enc_buf = NULL; } } else { res = ccn_encode_ContentObject( /* out */ message, path, signed_info, buf, len, /* keyLocator */ NULL, get_my_private_key()); } if (res != 0) { fprintf(stderr, "encode_ContentObject failed %d (line %d)\n", res, __LINE__); CHARBUF_DESTROY; return res; } ccn_charbuf_destroy(&signed_info); ccn_charbuf_destroy(&keylocator); ccn_msg = (unsigned char *)calloc(1, message->length); ccn_msg_size = message->length; memcpy(ccn_msg, message->buf, message->length); /* { struct ccn_parsed_ContentObject o = {0}; res = ccn_parse_ContentObject(ccn_msg, ccn_msg_size, &o, NULL); if (res < 0) { fprintf(stderr, "created bad ContentObject, res = %d\n", res); abort(); } } */ struct buf_list *p = NULL, *b = userBuf->data_buf.buflist; while (b != NULL) { p = b; b = b->link; } b = (struct buf_list*)calloc(1, sizeof(struct buf_list)); if (b == NULL) { CHARBUF_DESTROY; return -1; } if (p != NULL) p->link = b; else userBuf->data_buf.buflist = b; b->buf = ccn_msg; b->len = ccn_msg_size; b->link = NULL; CHARBUF_DESTROY; return res; }
int NdnMediaProcess::sendNdnText(const char *text) { #define CHARBUF_DESTROY \ ccn_charbuf_destroy(&message);\ ccn_charbuf_destroy(&path); \ ccn_charbuf_destroy(&seq); UserDataBuf *userBuf = localUdb; if (userBuf == NULL) return -1; int res = 0; int seq_num = -1; struct ccn_charbuf *message = ccn_charbuf_create(); struct ccn_charbuf *path = ccn_charbuf_create(); struct ccn_charbuf *seq = ccn_charbuf_create(); ccn_name_init(path); seq_num = textSeq++; ccn_name_from_uri(path, localUdb->user_name.toLocal8Bit().constData()); ccn_name_append_str(path, "text"); if (seq_num < 0) { res = -1; CHARBUF_DESTROY; return res; } ccn_charbuf_putf(seq, "%ld", seq_num); ccn_name_append(path, seq->buf, seq->length); struct ccn_charbuf *signed_info = ccn_charbuf_create(); if (cached_keystore == NULL) init_cached_keystore(); ccn_charbuf *keylocator = ccn_charbuf_create(); ccn_create_keylocator(keylocator, ccn_keystore_public_key(cached_keystore)); /* Create signed_info */ res = ccn_signed_info_create(signed_info, /* pubkeyid */ get_my_publisher_key_id(), /* publisher_key_id_size */ get_my_publisher_key_id_length(), /* datetime */ NULL, /* type */ CCN_CONTENT_DATA, /* freshness */ FRESHNESS, /* finalblockid */ NULL, /* keylocator */ keylocator); if (res != 0) { fprintf(stderr, "signed_info_create failed %d (line %d)\n", res, __LINE__); } res = ccn_encode_ContentObject( /* out */ message, path, signed_info, text, strlen(text), /* keyLocator */ NULL, get_my_private_key()); if (res != 0) { fprintf(stderr, "encode_ContentObject failed %d (line %d)\n", res, __LINE__); CHARBUF_DESTROY; return res; } ccn_charbuf_destroy(&signed_info); ccn_charbuf_destroy(&keylocator); pthread_mutex_lock(&ccn_mutex); res = ccn_put(ndnState.ccn, message->buf, message->length); pthread_mutex_unlock(&ccn_mutex); }