-#include <matrix.h>
-#include <mjson.h>
-#include <olm/sas.h>
-
-#include <stdio.h>
-
-#define SERVER "https://matrix.org"
-#define USER_ID "@pscho:matrix.org"
-
-#define DEVICE_ID "ULZZOKJBYN"
-#define SENDER_KEY "cjP41XzRlY+pd8DoiBuKQJj9o15mrx6gkrpqTkAPZ2c"
-#define ROOM_ID "!XKFUjAsGrSSrpDFIxB:matrix.org"
-#define EVENT_ID "$vOS09eUaI0CduqAcaIU5ZVk6ljLQfLspz7UThP8vaUM"
-#define SESSION_ID "90UbGLue3ADVhvW7hFjoA2c6yg0JJKs/lPdMDZXnZAk"
-
-// main stack size: 3584
-
-bool verified = false;
-char transactionId[64];
-OlmSAS * olmSas = NULL;
-
-#define STATIC static
-
-STATIC char encrypted[2048];
-STATIC char decrypted[2048];
-
-void
-HandleEvent(
- MatrixClient * client,
- const char * event, int eventLen
-) {
- STATIC char eventType[128];
- memset(eventType, 0, sizeof(eventType));
- mjson_get_string(event, eventLen, "$.type", eventType, 128);
-
- if (strcmp(eventType, "m.key.verification.request") == 0) {
- mjson_get_string(event, eventLen, "$.content.transaction_id", transactionId, 256);
-
- char verificationReadyBuffer[2048];
- snprintf(verificationReadyBuffer, 2048,
- "{"
- "\"from_device\":\"%s\","
- "\"methods\":[\"m.sas.v1\"],"
- "\"transaction_id\":\"%s\""
- "}",
- client->deviceId,
- transactionId);
-
- MatrixClientSendToDevice(client,
- USER_ID,
- DEVICE_ID,
- verificationReadyBuffer,
- "m.key.verification.ready");
- }
- else if (strcmp(eventType, "m.key.verification.start") == 0) {
- olmSas = olm_sas(malloc(olm_sas_size()));
- void * sasRandomBytes = malloc(olm_create_sas_random_length(olmSas));
- olm_create_sas(olmSas,
- sasRandomBytes,
- olm_create_sas_random_length(olmSas));
-
- OlmUtility * olmUtil = olm_utility(malloc(olm_utility_size()));
-
- STATIC char publicKey[64];
- STATIC char keyStartJsonCanonical[512];
- STATIC char concat[512+64];
- STATIC char commitment[1024];
- olm_sas_get_pubkey(olmSas,
- publicKey,
- 64);
- printf("public key: %.*s\n", olm_sas_pubkey_length(olmSas), publicKey);
-
- const char * keyStartJson;
- int keyStartJsonLen;
- mjson_find(event, eventLen, "$.content", &keyStartJson, &keyStartJsonLen);
- JsonCanonicalize(keyStartJson, keyStartJsonLen, keyStartJsonCanonical, 512);
-
- printf("json:\n%.*s\ncanonical json:\n%s\n", keyStartJsonLen, keyStartJson, keyStartJsonCanonical);
-
- int concatLen =
- snprintf(concat, 512+64, "%.*s%s", olm_sas_pubkey_length(olmSas), publicKey, keyStartJsonCanonical);
-
- int commitmentLen =
- olm_sha256(olmUtil, concat, concatLen, commitment, 1024);
-
- STATIC char verificationAcceptBuffer[512];
- snprintf(verificationAcceptBuffer, 512,
- "{"
- "\"commitment\":\"%.*s\","
- "\"hash\":\"sha256\","
- "\"key_agreement_protocol\":\"curve25519\","
- "\"message_authentication_code\":\"hkdf-hmac-sha256.v2\","
- "\"method\":\"m.sas.v1\","
- "\"short_authentication_string\":[\"decimal\"],"
- "\"transaction_id\":\"%s\""
- "}",
- commitmentLen, commitment,
- transactionId);
-
- MatrixClientSendToDevice(client,
- USER_ID,
- DEVICE_ID,
- verificationAcceptBuffer,
- "m.key.verification.accept");
- }
- else if (strcmp(eventType, "m.key.verification.key") == 0) {
- STATIC char publicKey[128];
- olm_sas_get_pubkey(olmSas,
- publicKey,
- 128);
-
- STATIC char theirPublicKey[128];
- int theirPublicKeyLen =
- mjson_get_string(event, eventLen, "$.content.key", theirPublicKey, 128);
-
- printf("event: %.*s\n", eventLen, event);
- printf("theirPublicKey: %.*s\n", theirPublicKeyLen, theirPublicKey);
- printf("publicKey: %.*s\n", olm_sas_pubkey_length(olmSas), publicKey);
-
- olm_sas_set_their_key(olmSas, theirPublicKey, theirPublicKeyLen);
-
- STATIC char verificationKeyBuffer[256];
- snprintf(verificationKeyBuffer, 256,
- "{"
- "\"key\":\"%.*s\","
- "\"transaction_id\":\"%s\""
- "}",
- olm_sas_pubkey_length(olmSas), publicKey,
- transactionId);
-
- MatrixClientSendToDevice(client,
- USER_ID,
- DEVICE_ID,
- verificationKeyBuffer,
- "m.key.verification.key");
-
- // sas
- STATIC char hkdfInfo[1024];
- int hkdfInfoLen =
- snprintf(hkdfInfo, 1024,
- "MATRIX_KEY_VERIFICATION_SAS%s%s%s%s%s",
- USER_ID,
- DEVICE_ID,
- USER_ID,
- client->deviceId,
- transactionId);
-
- unsigned char sasBytes[5];
- olm_sas_generate_bytes(olmSas,
- hkdfInfo, hkdfInfoLen,
- sasBytes, 5);
- int b0 = sasBytes[0];
- int b1 = sasBytes[1];
- int b2 = sasBytes[2];
- int b3 = sasBytes[3];
- int b4 = sasBytes[4];
-
- printf("%d %d %d %d %d\n", b0, b1, b2, b3, b4);
-
- // https://spec.matrix.org/v1.7/client-server-api/#sas-method-decimal
- printf("%d | %d | %d\n",
- (b0 << 5 | b1 >> 3) + 1000,
- ((b1 & 0x7) << 10 | b2 << 2 | b3 >> 6) + 1000,
- ((b3 & 0x3F) << 7 | b4 >> 1) + 1000);
- printf("%d | %d | %d\n",
- ((b0 << 5) | (b1 >> 3)) + 1000,
- (((b1 & 0x7) << 10) | (b2 << 2) | (b3 >> 6)) + 1000,
- (((b3 & 0x3F) << 7) | (b4 >> 1)) + 1000);
- }
- else if (strcmp(eventType, "m.key.verification.mac") == 0) {
- // mac
- const char * masterKey = "vt8tJ5/SxqkvXS+XoGxr+4rJNe8fJfZT3/e/FTwlFsI";
-
- STATIC char keyList[256];
- STATIC char keyListMac[256];
- STATIC char key1Id[128];
- STATIC char key1[128];
- STATIC char key1Mac[128];
- STATIC char key2Id[128];
- STATIC char key2[128];
- STATIC char key2Mac[128];
-
- if (strcmp(masterKey, client->deviceId) < 0) {
- snprintf(key1Id, 1024, "ed25519:%s", masterKey);
- strcpy(key1, masterKey);
- snprintf(key2Id, 1024, "ed25519:%s", client->deviceId);
- MatrixOlmAccountGetSigningKey(&client->olmAccount, key2, 1024);
- }
- else {
- snprintf(key1Id, 1024, "ed25519:%s", client->deviceId);
- MatrixOlmAccountGetSigningKey(&client->olmAccount, key1, 1024);
- snprintf(key2Id, 1024, "ed25519:%s", masterKey);
- strcpy(key2, masterKey);
- }
-
- snprintf(keyList, 1024,
- "%s,%s", key1Id, key2Id);
-
- STATIC char macInfo[1024];
- int macInfoLen;
- {
- macInfoLen =
- snprintf(macInfo, 1024,
- "MATRIX_KEY_VERIFICATION_MAC%s%s%s%s%s%s",
- USER_ID,
- client->deviceId,
- USER_ID,
- DEVICE_ID,
- transactionId,
- "KEY_IDS");
- olm_sas_calculate_mac_fixed_base64(olmSas, keyList, strlen(keyList), macInfo, macInfoLen, keyListMac, 1024);
- }
- {
- macInfoLen =
- snprintf(macInfo, 1024,
- "MATRIX_KEY_VERIFICATION_MAC%s%s%s%s%s%s",
- USER_ID,
- client->deviceId,
- USER_ID,
- DEVICE_ID,
- transactionId,
- key1Id);
- olm_sas_calculate_mac_fixed_base64(olmSas, key1, strlen(key1), macInfo, macInfoLen, key1Mac, 1024);
- }
- {
- macInfoLen =
- snprintf(macInfo, 1024,
- "MATRIX_KEY_VERIFICATION_MAC%s%s%s%s%s%s",
- USER_ID,
- client->deviceId,
- USER_ID,
- DEVICE_ID,
- transactionId,
- key2Id);
- olm_sas_calculate_mac_fixed_base64(olmSas, key2, strlen(key2), macInfo, macInfoLen, key2Mac, 1024);
- }
-
- STATIC char verificationMacBuffer[1024];
- snprintf(verificationMacBuffer, 1024,
- "{"
- "\"keys\":\"%s\","
- "\"mac\":{"
- "\"%s\":\"%s\","
- "\"%s\":\"%s\""
- "},"
- "\"transaction_id\":\"%s\""
- "}",
- keyListMac,
- key1Id,
- key1Mac,
- key2Id,
- key2Mac,
- transactionId);
-
- MatrixClientSendToDevice(client,
- USER_ID,
- DEVICE_ID,
- verificationMacBuffer,
- "m.key.verification.mac");
-
- STATIC char verificationDoneBuffer[128];
- snprintf(verificationDoneBuffer, 128,
- "{"
- "\"transaction_id\":\"%s\""
- "}",
- transactionId);
-
- MatrixClientSendToDevice(client,
- USER_ID,
- DEVICE_ID,
- verificationDoneBuffer,
- "m.key.verification.done");
-
- verified = true;
- }
- else if (strcmp(eventType, "m.room.encrypted") == 0) {
- STATIC char algorithm[128];
- mjson_get_string(event, eventLen, "$.content.algorithm", algorithm, 128);
-
- if (strcmp(algorithm, "m.olm.v1.curve25519-aes-sha2") == 0) {
- STATIC char thisDeviceKey[DEVICE_KEY_SIZE];
- MatrixOlmAccountGetDeviceKey(&client->olmAccount, thisDeviceKey, DEVICE_KEY_SIZE);
-
- STATIC char jp[128];
- snprintf(jp, 128, "$.content.ciphertext.%s.type", thisDeviceKey);
-
- double messageType;
- mjson_get_number(event, eventLen, jp, &messageType);
- int messageTypeInt = (int)messageType;
-
- snprintf(jp, 128, "$.content.ciphertext.%s.body", thisDeviceKey);
-
- mjson_get_string(event, eventLen, jp, encrypted, 2048);
-
- MatrixOlmSession * olmSession;
-
- if (! MatrixClientGetOlmSession(client, USER_ID, DEVICE_ID, &olmSession))
- {
- if (messageTypeInt == 0) {
- MatrixClientNewOlmSessionIn(client,
- USER_ID,
- DEVICE_ID,
- encrypted,
- &olmSession);
- }
- else {
- MatrixClientNewOlmSessionOut(client,
- USER_ID,
- DEVICE_ID,
- &olmSession);
- }
- }
-
- printf("event: %.*s\n", eventLen, event);
- printf("encrypted: %s\n", encrypted);
-
- MatrixOlmSessionDecrypt(olmSession,
- messageTypeInt, encrypted, decrypted, 2048);
-
- printf("decrypted: %s\n", decrypted);
-
- HandleEvent(client, decrypted, strlen(decrypted));
- }
- }
- else if (strcmp(eventType, "m.room_key") == 0 ||
- strcmp(eventType, "m.forwarded_room_key") == 0) {
- STATIC char roomId[128];
- STATIC char sessionId[128];
- STATIC char sessionKey[1024];
- mjson_get_string(event, eventLen, "$.content.room_id", roomId, 128);
- mjson_get_string(event, eventLen, "$.content.session_id", sessionId, 128);
- mjson_get_string(event, eventLen, "$.content.session_key", sessionKey, 1024);
-
- printf("sessionId: %s\n", sessionId);
- printf("sessionKey: %s\n", sessionKey);
-
- MatrixMegolmInSession * megolmInSession;
- MatrixClientNewMegolmInSession(client, roomId, sessionId, sessionKey, &megolmInSession);
- }
-}
-
-void
-HandleRoomEvent(
- MatrixClient * client,
- const char * room, int roomLen,
- const char * event, int eventLen)
-{
- STATIC char eventType[128];
- memset(eventType, 0, sizeof(eventType));
- mjson_get_string(event, eventLen, "$.type", eventType, 128);
-
- if (strcmp(eventType, "m.room.encrypted") == 0) {
- STATIC char algorithm[128];
- mjson_get_string(event, eventLen, "$.content.algorithm", algorithm, 128);
-
- if (strcmp(algorithm, "m.megolm.v1.aes-sha2") == 0) {
- STATIC char sessionId[128];
- int sessionIdLen =
- mjson_get_string(event, eventLen, "$.content.session_id", sessionId, 128);
-
- bool res;
-
- MatrixMegolmInSession * megolmInSession;
- res = MatrixClientGetMegolmInSession(client,
- room, roomLen,
- sessionId, sessionIdLen,
- &megolmInSession);
-
- if (res) {
- mjson_get_string(event, eventLen, "$.content.ciphertext", encrypted, 2048);
-
- MatrixMegolmInSessionDecrypt(megolmInSession, encrypted, strlen(encrypted), decrypted, 2048);
-
- printf("decrypted: %s\n", decrypted);
-
- HandleEvent(client, decrypted, strlen(decrypted));
- }
- else {
- printf("megolm session not known\n");
- }
- }
- }
- HandleEvent(client, event, eventLen);
-}
-
-void
-Sync(
- MatrixClient * client,
- char * syncBuffer, int syncBufferLen)
-{
- STATIC char nextBatch[1024] = {0};
-
- MatrixClientSync(client, syncBuffer, syncBufferLen, nextBatch);
-
- int res;
-
- const char * s = syncBuffer;
- int slen = strlen(syncBuffer);
-
- printf("sync:\n\n%s\n\n", syncBuffer);
-
- // {
- // int koff, klen, voff, vlen, vtype, off = 0;
- // for (off = 0; (off = mjson_next(s, slen, off, &koff, &klen,
- // &voff, &vlen, &vtype)) != 0; ) {
- // const char * k = s + koff;
- // const char * v = s + voff;
-
- // printf("%.*s: %.100s\n", klen, k, v);
- // }
- // }
-
- mjson_get_string(s, slen, "$.next_batch", nextBatch, 1024);
-
- // to_device
-
- const char * events;
- int eventsLen;
- res =
- mjson_find(s, slen, "$.to_device.events", &events, &eventsLen);
-
- if (res != MJSON_TOK_INVALID) {
- {
- int koff, klen, voff, vlen, vtype, off = 0;
- for (off = 0; (off = mjson_next(events, eventsLen, off, &koff, &klen,
- &voff, &vlen, &vtype)) != 0; ) {
- const char * v = events + voff;
-
- HandleEvent(client, v, vlen);
- }
- }
- }
-
- // rooms
-
- const char * rooms;
- int roomsLen;
- res =
- mjson_find(s, slen, "$.rooms.join", &rooms, &roomsLen);
-
- if (res != MJSON_TOK_INVALID) {
- {
- int koff, klen, voff, vlen, vtype, off = 0;
- for (off = 0; (off = mjson_next(rooms, roomsLen, off, &koff, &klen,
- &voff, &vlen, &vtype)) != 0; ) {
- const char * k = rooms + koff;
- const char * v = rooms + voff;
-
- const char * events;
- int eventsLen;
- res =
- mjson_find(v, vlen, "$.timeline.events", &events, &eventsLen);
-
- if (res != MJSON_TOK_INVALID) {
- {
- int koff2, klen2, voff2, vlen2, vtype2, off2 = 0;
- for (off2 = 0; (off2 = mjson_next(events, eventsLen, off2, &koff2, &klen2,
- &voff2, &vlen2, &vtype2)) != 0; ) {
- const char * v2 = events + voff2;
-
- HandleRoomEvent(client,
- k+1, klen-2,
- v2, vlen2);
- }
- }
- }
- }
- }
- }
-}
-
-
-int
-main(void)
-{
- // sizeof(MatrixOlmAccount);
- // sizeof(MatrixMegolmInSession);
- // sizeof(MatrixMegolmOutSession);
- // sizeof(MatrixOlmSession);
- // sizeof(MatrixDevice);
-
- // STATIC MatrixClient _client;
- // MatrixClient * client = &_client;
- MatrixClient * client = (MatrixClient*)malloc(sizeof(MatrixClient));
- MatrixClientInit(client);
-
- MatrixHttpInit(&client->hc, SERVER);
- MatrixClientSetUserId(client, USER_ID);
-
- MatrixClientLoginPassword(client,
- "pscho",
- "Wc23EbmB9G3faMq",
- "Test1");
- printf("deviceId: %s\n", client->deviceId);
- MatrixClientGenerateOnetimeKeys(client, 10);
- MatrixClientUploadOnetimeKeys(client);
- MatrixClientUploadDeviceKey(client);
-
- STATIC char eventBuffer[1024];
- MatrixClientGetRoomEvent(client,
- ROOM_ID,
- EVENT_ID,
- eventBuffer, 1024);
- printf("event: %s\n", eventBuffer);
-
- #define SYNC_BUFFER_SIZE 1024*10
-
- // char * syncBuffer = (char*)malloc(SYNC_BUFFER_SIZE);
- STATIC char syncBuffer[SYNC_BUFFER_SIZE];
-
- while (! verified) {
- Sync(client, syncBuffer, SYNC_BUFFER_SIZE);
- }
-
- printf("verified!\n");
-
- int c;
- while ((c=getchar()) != 'q') {
- printf("getchar() = %c [%d]\n", c, c);
- Sync(client, syncBuffer, SYNC_BUFFER_SIZE);
- }
-
- // MatrixClientRequestMegolmInSession(client,
- // ROOM_ID,
- // SESSION_ID,
- // SENDER_KEY,
- // USER_ID,
- // DEVICE_ID);
-
- // MatrixMegolmInSession * megolmInSession;
- // while (! MatrixClientGetMegolmInSession(client,
- // ROOM_ID, strlen(ROOM_ID),
- // SESSION_ID, strlen(SESSION_ID),
- // &megolmInSession))
- // Sync(client, syncBuffer, SYNC_BUFFER_SIZE);
-
- // int encryptedLen =
- // mjson_get_string(eventBuffer, strlen(eventBuffer), "$.content.ciphertext", encrypted, 1024);
-
- // printf("encrypted: [%.*s]\n", encryptedLen, encrypted);
-
- // MatrixMegolmInSessionDecrypt(megolmInSession,
- // encrypted, encryptedLen,
- // decrypted, 1024);
-
- // printf("decrypted: %s\n", decrypted);
-
- MatrixClientDeleteDevice(client);
-
- MatrixHttpDeinit(&client->hc);
-
- return 0;
-}
-
-#include "wifi.h"
-
-void
-app_main(void)
-{
- wifi_init("Hundehuette", "Affensicherespw55");
-
- main();
-}
+#include <matrix.h>\r
+#include <mjson.h>\r
+#include <olm/sas.h>\r
+\r
+#if !CONFIG_IDF_TARGET_LINUX\r
+#include "freertos/FreeRTOS.h"\r
+#include "freertos/task.h"\r
+#include "esp_system.h"\r
+#include "driver/gpio.h"\r
+#endif\r
+\r
+#include <stdio.h>\r
+\r
+#define SERVER "https://matrix.org"\r
+#define USER_ID "@example:matrix.org"\r
+#define ROOM_ID "!example:matrix.org"\r
+#define USERNAME ""\r
+#define PASSWORD ""\r
+#define DEVICE_NAME ""\r
+#define WIFI_SSID ""\r
+#define WIFI_PASSWORD ""\r
+\r
+// event id of an encrypted event\r
+// devices can only be verified after they used e2ee in some way\r
+// (at least in Element)\r
+#define EVENT_ID "$example"\r
+\r
+#define STATIC static\r
+\r
+int\r
+main(void)\r
+{\r
+ MatrixClient * client = (MatrixClient*)malloc(sizeof(MatrixClient));\r
+ MatrixClientInit(client);\r
+\r
+ MatrixHttpInit(&client->hc, SERVER);\r
+ MatrixClientSetUserId(client, USER_ID);\r
+\r
+ MatrixClientLoginPassword(client,\r
+ USERNAME,\r
+ PASSWORD,\r
+ DEVICE_NAME);\r
+ printf("deviceId: %s\n", client->deviceId);\r
+ MatrixClientGenerateOnetimeKeys(client, 10);\r
+ MatrixClientUploadOnetimeKeys(client);\r
+ MatrixClientUploadDeviceKeys(client);\r
+\r
+ STATIC char eventBuffer[1024];\r
+ MatrixClientGetRoomEvent(client,\r
+ ROOM_ID,\r
+ EVENT_ID,\r
+ eventBuffer, 1024);\r
+ printf("event: %s\n", eventBuffer);\r
+\r
+ #define SYNC_BUFFER_SIZE 1024*10\r
+\r
+ // char * syncBuffer = (char*)malloc(SYNC_BUFFER_SIZE);\r
+ STATIC char syncBuffer[SYNC_BUFFER_SIZE];\r
+ STATIC char nextBatch[1024];\r
+\r
+ while (! client->verified) {\r
+ MatrixClientSync(client, syncBuffer, SYNC_BUFFER_SIZE, nextBatch, 1024);\r
+ }\r
+\r
+ printf("verified!\n");\r
+\r
+ // create and share megolm out session\r
+ MatrixMegolmOutSession * megolmOutSession;\r
+ MatrixClientNewMegolmOutSession(client,\r
+ ROOM_ID,\r
+ &megolmOutSession);\r
+ printf("megolm session id: %.10s... key: %.10s...\n", megolmOutSession->id, megolmOutSession->key);\r
+ MatrixClientShareMegolmOutSession(client,\r
+ USER_ID,\r
+ "ULZZOKJBYN",\r
+ megolmOutSession);\r
+\r
+ // send 10 random messages\r
+ for (int i = 0; i < 10; i++) {\r
+ static const char * msgs[] = { "A", "B", "C" };\r
+ static char msg[128];\r
+ snprintf(msg, 128, "{\"body\":\"%s\",\"msgtype\":\"m.text\"}", msgs[rand()%(sizeof(msgs)/sizeof(msgs[0]))]);\r
+\r
+ MatrixClientSendEventEncrypted(client,\r
+ ROOM_ID,\r
+ "m.room.message",\r
+ msg);\r
+ }\r
+\r
+ MatrixClientDeleteDevice(client);\r
+ \r
+ MatrixHttpDeinit(&client->hc);\r
+\r
+ return 0;\r
+}\r
+\r
+#include "wifi.h"\r
+#include <esp_netif.h>\r
+\r
+void\r
+app_main(void)\r
+{\r
+ wifi_init(WIFI_SSID, WIFI_PASSWORD);\r
+\r
+ esp_netif_ip_info_t ip_info;\r
+ esp_netif_get_ip_info(IP_EVENT_STA_GOT_IP,&ip_info);\r
+ printf("My IP: " IPSTR "\n", IP2STR(&ip_info.ip));\r
+ printf("My GW: " IPSTR "\n", IP2STR(&ip_info.gw));\r
+ printf("My NETMASK: " IPSTR "\n", IP2STR(&ip_info.netmask));\r
+\r
+ // uint64_t bitmask = 0xffffffffffffffff;\r
+ // bitmask = bitmask & SOC_GPIO_VALID_GPIO_MASK;\r
+ // gpio_dump_io_configuration(stdout, bitmask);\r
+ gpio_set_direction(GPIO_NUM_2, GPIO_MODE_OUTPUT);\r
+ // gpio_dump_io_configuration(stdout, bitmask);\r
+\r
+ main();\r
+}\r
projects / matrix_esp_thesis / blobdiff