int m_addfriend_norequest(uint8_t * client_id)
{
if (getfriend_id(client_id) != -1)
return -1;
/* resize the friend list if necessary */
realloc_friendlist(numfriends + 1);
uint32_t i;
for (i = 0; i <= numfriends; ++i) {
if(friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
friendlist[i].status = FRIEND_REQUESTED;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].statusmessage = calloc(1, 1);
friendlist[i].statusmessage_length = 1;
friendlist[i].userstatus = USERSTATUS_NONE;
friendlist[i].message_id = 0;
friendlist[i].receives_read_receipts = 1; /* default: YES */
++numfriends;
return i;
}
}
return -1;
}
/* add a friend
set the data that will be sent along with friend request
client_id is the client id of the friend
data is the data and length is the length
returns the friend number if success
return -1 if failure. */
int m_addfriend(uint8_t *client_id, uint8_t *data, uint16_t length)
{
if (length == 0 || length >=
(MAX_DATA_SIZE - crypto_box_PUBLICKEYBYTES - crypto_box_NONCEBYTES - crypto_box_BOXZEROBYTES + crypto_box_ZEROBYTES))
return -1;
if (memcmp(client_id, self_public_key, crypto_box_PUBLICKEYBYTES) == 0)
return -1;
if (getfriend_id(client_id) != -1)
return -1;
uint32_t i;
for (i = 0; i <= numfriends; ++i) {
if(friendlist[i].status == 0) {
DHT_addfriend(client_id);
friendlist[i].status = 1;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].userstatus = calloc(1, 1);
friendlist[i].userstatus_length = 1;
memcpy(friendlist[i].info, data, length);
friendlist[i].info_size = length;
++numfriends;
return i;
}
}
return -1;
}
int main(int argc, char *argv[])
{
Suite *messenger = messenger_suite();
SRunner *test_runner = srunner_create(messenger);
int number_failed = 0;
friend_id = hex_string_to_bin(friend_id_str);
good_id_a = hex_string_to_bin(good_id_a_str);
good_id_b = hex_string_to_bin(good_id_b_str);
bad_id = hex_string_to_bin(bad_id_str);
/* setup a default friend and friendnum */
if(m_addfriend_norequest((uint8_t *)friend_id) < 0)
fputs("m_addfriend_norequest() failed on a valid ID!\n"
"this was CRITICAL to the test, and the build WILL fail.\n"
"the tests will continue now...\n\n", stderr);
if((friend_id_num = getfriend_id((uint8_t *)friend_id)) < 0)
fputs("getfriend_id() failed on a valid ID!\n"
"this was CRITICAL to the test, and the build WILL fail.\n"
"the tests will continue now...\n\n", stderr);
srunner_run_all(test_runner, CK_NORMAL);
number_failed = srunner_ntests_failed(test_runner);
srunner_free(test_runner);
free(friend_id);
free(good_id_a);
free(good_id_b);
free(bad_id);
return number_failed;
}
int m_addfriend_norequest(Messenger *m, uint8_t *client_id)
{
if (getfriend_id(m, client_id) != -1)
return -1;
/* resize the friend list if necessary */
if (realloc_friendlist(m, m->numfriends + 1) != 0)
return FAERR_NOMEM;
memset(&(m->friendlist[m->numfriends]), 0, sizeof(Friend));
uint32_t i;
for (i = 0; i <= m->numfriends; ++i) {
if (m->friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
m->friendlist[i].status = FRIEND_CONFIRMED;
m->friendlist[i].crypt_connection_id = -1;
m->friendlist[i].friendrequest_lastsent = 0;
memcpy(m->friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
m->friendlist[i].statusmessage = calloc(1, 1);
m->friendlist[i].statusmessage_length = 1;
m->friendlist[i].userstatus = USERSTATUS_NONE;
m->friendlist[i].message_id = 0;
m->friendlist[i].receives_read_receipts = 1; /* default: YES */
if (m->numfriends == i)
++ m->numfriends;
return i;
}
}
return -1;
}
/*
* add a friend
* set the data that will be sent along with friend request
* client_id is the client id of the friend
* data is the data and length is the length
* returns the friend number if success
* return FA_TOOLONG if message length is too long
* return FAERR_NOMESSAGE if no message (message length must be >= 1 byte)
* return FAERR_OWNKEY if user's own key
* return FAERR_ALREADYSENT if friend request already sent or already a friend
* return FAERR_UNKNOWN for unknown error
*/
int m_addfriend(uint8_t *client_id, uint8_t *data, uint16_t length)
{
if (length >= (MAX_DATA_SIZE - crypto_box_PUBLICKEYBYTES
- crypto_box_NONCEBYTES - crypto_box_BOXZEROBYTES
+ crypto_box_ZEROBYTES))
return FAERR_TOOLONG;
if (length < 1)
return FAERR_NOMESSAGE;
if (memcmp(client_id, self_public_key, crypto_box_PUBLICKEYBYTES) == 0)
return FAERR_OWNKEY;
if (getfriend_id(client_id) != -1)
return FAERR_ALREADYSENT;
uint32_t i;
for (i = 0; i <= numfriends && i <= MAX_NUM_FRIENDS; ++i) { /*TODO: dynamic memory allocation to allow for more than MAX_NUM_FRIENDS friends */
if(friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
friendlist[i].status = FRIEND_ADDED;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].userstatus = calloc(1, 1);
friendlist[i].userstatus_length = 1;
friendlist[i].userstatus_kind = USERSTATUS_KIND_OFFLINE;
memcpy(friendlist[i].info, data, length);
friendlist[i].info_size = length;
++numfriends;
return i;
}
}
return FAERR_UNKNOWN;
}
static void doInbound(void)
{
uint8_t secret_nonce[crypto_box_NONCEBYTES];
uint8_t public_key[crypto_box_PUBLICKEYBYTES];
uint8_t session_key[crypto_box_PUBLICKEYBYTES];
int inconnection = crypto_inbound(public_key, secret_nonce, session_key);
if (inconnection != -1) {
int friend_id = getfriend_id(public_key);
if (friend_id != -1) {
crypto_kill(friendlist[friend_id].crypt_connection_id);
friendlist[friend_id].crypt_connection_id =
accept_crypto_inbound(inconnection, public_key, secret_nonce, session_key);
set_friend_status(friend_id, FRIEND_CONFIRMED);
}
}
}
int m_addfriend_norequest(uint8_t * client_id)
{
if (getfriend_id(client_id) != -1)
return -1;
uint32_t i;
for (i = 0; i <= numfriends; ++i) {
if(friendlist[i].status == 0) {
DHT_addfriend(client_id);
friendlist[i].status = 2;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].userstatus = calloc(1, 1);
friendlist[i].userstatus_length = 1;
numfriends++;
return i;
}
}
return -1;
}
int m_addfriend_norequest(uint8_t * client_id)
{
if (getfriend_id(client_id) != -1)
return -1;
uint32_t i;
for (i = 0; i <= numfriends && i <= MAX_NUM_FRIENDS; ++i) { /*TODO: dynamic memory allocation to allow for more than MAX_NUM_FRIENDS friends */
if(friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
friendlist[i].status = FRIEND_REQUESTED;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].userstatus = calloc(1, 1);
friendlist[i].userstatus_length = 1;
numfriends++;
return i;
}
}
return -1;
}
int main(int argc, char *argv[])
{
Suite *messenger = messenger_suite();
SRunner *test_runner = srunner_create(messenger);
int number_failed = 0;
friend_id = hex_string_to_bin(friend_id_str);
good_id_a = hex_string_to_bin(good_id_a_str);
good_id_b = hex_string_to_bin(good_id_b_str);
bad_id = hex_string_to_bin(bad_id_str);
/* IPv6 status from global define */
Messenger_Options options = {0};
options.ipv6enabled = TOX_ENABLE_IPV6_DEFAULT;
m = new_messenger(&options);
/* setup a default friend and friendnum */
if (m_addfriend_norequest(m, (uint8_t *)friend_id) < 0)
fputs("m_addfriend_norequest() failed on a valid ID!\n"
"this was CRITICAL to the test, and the build WILL fail.\n"
"the tests will continue now...\n\n", stderr);
if ((friend_id_num = getfriend_id(m, (uint8_t *)friend_id)) < 0)
fputs("getfriend_id() failed on a valid ID!\n"
"this was CRITICAL to the test, and the build WILL fail.\n"
"the tests will continue now...\n\n", stderr);
srunner_run_all(test_runner, CK_NORMAL);
number_failed = srunner_ntests_failed(test_runner);
srunner_free(test_runner);
free(friend_id);
free(good_id_a);
free(good_id_b);
free(bad_id);
kill_messenger(m);
return number_failed;
}
/*
* add a friend
* set the data that will be sent along with friend request
* client_id is the client id of the friend
* data is the data and length is the length
* returns the friend number if success
* return FA_TOOLONG if message length is too long
* return FAERR_NOMESSAGE if no message (message length must be >= 1 byte)
* return FAERR_OWNKEY if user's own key
* return FAERR_ALREADYSENT if friend request already sent or already a friend
* return FAERR_UNKNOWN for unknown error
*/
int m_addfriend(uint8_t *client_id, uint8_t *data, uint16_t length)
{
if (length >= (MAX_DATA_SIZE - crypto_box_PUBLICKEYBYTES
- crypto_box_NONCEBYTES - crypto_box_BOXZEROBYTES
+ crypto_box_ZEROBYTES))
return FAERR_TOOLONG;
if (length < 1)
return FAERR_NOMESSAGE;
if (memcmp(client_id, self_public_key, crypto_box_PUBLICKEYBYTES) == 0)
return FAERR_OWNKEY;
if (getfriend_id(client_id) != -1)
return FAERR_ALREADYSENT;
/* resize the friend list if necessary */
realloc_friendlist(numfriends + 1);
uint32_t i;
for (i = 0; i <= numfriends; ++i) {
if (friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
friendlist[i].status = FRIEND_ADDED;
friendlist[i].crypt_connection_id = -1;
friendlist[i].friend_request_id = -1;
memcpy(friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
friendlist[i].statusmessage = calloc(1, 1);
friendlist[i].statusmessage_length = 1;
friendlist[i].userstatus = USERSTATUS_NONE;
memcpy(friendlist[i].info, data, length);
friendlist[i].info_size = length;
friendlist[i].message_id = 0;
friendlist[i].receives_read_receipts = 1; /* default: YES */
++numfriends;
return i;
}
}
return FAERR_UNKNOWN;
}
/* return the friend id associated to that client id.
* return -1 if no such friend.
*/
int tox_getfriend_id(void *tox, uint8_t *client_id)
{
Messenger *m = tox;
return getfriend_id(m, client_id);
}
/* return the friend number associated to that client id.
* return -1 if no such friend.
*/
int32_t tox_get_friend_number(const Tox *tox, const uint8_t *client_id)
{
const Messenger *m = tox;
return getfriend_id(m, client_id);
}
/*
* add a friend
* set the data that will be sent along with friend request
* address is the address of the friend (returned by getaddress of the friend you wish to add) it must be FRIEND_ADDRESS_SIZE bytes. TODO: add checksum.
* data is the data and length is the length
* returns the friend number if success
* return FA_TOOLONG if message length is too long
* return FAERR_NOMESSAGE if no message (message length must be >= 1 byte)
* return FAERR_OWNKEY if user's own key
* return FAERR_ALREADYSENT if friend request already sent or already a friend
* return FAERR_UNKNOWN for unknown error
* return FAERR_BADCHECKSUM if bad checksum in address
* return FAERR_SETNEWNOSPAM if the friend was already there but the nospam was different
* (the nospam for that friend was set to the new one)
* return FAERR_NOMEM if increasing the friend list size fails
*/
int m_addfriend(Messenger *m, uint8_t *address, uint8_t *data, uint16_t length)
{
if (length >= (MAX_DATA_SIZE - crypto_box_PUBLICKEYBYTES
- crypto_box_NONCEBYTES - crypto_box_BOXZEROBYTES
+ crypto_box_ZEROBYTES))
return FAERR_TOOLONG;
uint8_t client_id[crypto_box_PUBLICKEYBYTES];
memcpy(client_id, address, crypto_box_PUBLICKEYBYTES);
uint16_t check, checksum = address_checksum(address, FRIEND_ADDRESS_SIZE - sizeof(checksum));
memcpy(&check, address + crypto_box_PUBLICKEYBYTES + sizeof(uint32_t), sizeof(check));
if (check != checksum)
return FAERR_BADCHECKSUM;
if (length < 1)
return FAERR_NOMESSAGE;
if (memcmp(client_id, self_public_key, crypto_box_PUBLICKEYBYTES) == 0)
return FAERR_OWNKEY;
int friend_id = getfriend_id(m, client_id);
if (friend_id != -1) {
uint32_t nospam;
memcpy(&nospam, address + crypto_box_PUBLICKEYBYTES, sizeof(nospam));
if (m->friendlist[friend_id].friendrequest_nospam == nospam)
return FAERR_ALREADYSENT;
m->friendlist[friend_id].friendrequest_nospam = nospam;
return FAERR_SETNEWNOSPAM;
}
/* resize the friend list if necessary */
if (realloc_friendlist(m, m->numfriends + 1) != 0)
return FAERR_NOMEM;
memset(&(m->friendlist[m->numfriends]), 0, sizeof(Friend));
uint32_t i;
for (i = 0; i <= m->numfriends; ++i) {
if (m->friendlist[i].status == NOFRIEND) {
DHT_addfriend(client_id);
m->friendlist[i].status = FRIEND_ADDED;
m->friendlist[i].crypt_connection_id = -1;
m->friendlist[i].friendrequest_lastsent = 0;
m->friendlist[i].friendrequest_timeout = FRIENDREQUEST_TIMEOUT;
memcpy(m->friendlist[i].client_id, client_id, CLIENT_ID_SIZE);
m->friendlist[i].statusmessage = calloc(1, 1);
m->friendlist[i].statusmessage_length = 1;
m->friendlist[i].userstatus = USERSTATUS_NONE;
memcpy(m->friendlist[i].info, data, length);
m->friendlist[i].info_size = length;
m->friendlist[i].message_id = 0;
m->friendlist[i].receives_read_receipts = 1; /* default: YES */
memcpy(&(m->friendlist[i].friendrequest_nospam), address + crypto_box_PUBLICKEYBYTES, sizeof(uint32_t));
if (m->numfriends == i)
++ m->numfriends;
return i;
}
}
return FAERR_UNKNOWN;
}
/* return the friend number associated to that client id.
* return -1 if no such friend.
*/
int32_t tox_get_friend_number(Tox *tox, uint8_t *client_id)
{
Messenger *m = tox;
return getfriend_id(m, client_id);
}
/* return the friend id associated to that client id.
* return -1 if no such friend.
*/
int tox_get_friend_id(Tox *tox, size_t *client_id)
{
Messenger *m = tox;
return getfriend_id(m, client_id);
}
