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Fixed crash when connection was killed during the packet callback.

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irungentoo 2014-12-11 13:54:55 -05:00
parent 4eeeb8e9ab
commit d7f5713277
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GPG Key ID: 10349DC9BED89E98
2 changed files with 18 additions and 1 deletions
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10
toxcore/friend_connection.c
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@ -274,6 +274,11 @@ static int handle_packet(void *object, int number, uint8_t *data, uint16_t lengt
if (friend_con->callbacks[i].data_callback)
friend_con->callbacks[i].data_callback(friend_con->callbacks[i].data_callback_object,
friend_con->callbacks[i].data_callback_id, data, length);
friend_con = get_conn(fr_c, number);
if (!friend_con)
return -1;
}
return 0;
@ -296,6 +301,11 @@ static int handle_lossy_packet(void *object, int number, const uint8_t *data, ui
if (friend_con->callbacks[i].lossy_data_callback)
friend_con->callbacks[i].lossy_data_callback(friend_con->callbacks[i].lossy_data_callback_object,
friend_con->callbacks[i].lossy_data_callback_id, data, length);
friend_con = get_conn(fr_c, number);
if (!friend_con)
return -1;
}
return 0;

9
toxcore/net_crypto.c
View File

@ -1180,6 +1180,12 @@ static int handle_data_packet_helper(const Net_Crypto *c, int crypt_connection_i
if (conn->connection_data_callback)
conn->connection_data_callback(conn->connection_data_callback_object, conn->connection_data_callback_id, dt.data,
dt.length);
/* conn might get killed in callback. */
conn = get_crypto_connection(c, crypt_connection_id);
if (conn == 0)
return -1;
}
/* Packet counter. */
@ -1187,11 +1193,12 @@ static int handle_data_packet_helper(const Net_Crypto *c, int crypt_connection_i
} else if (real_data[0] >= PACKET_ID_LOSSY_RANGE_START &&
real_data[0] < (PACKET_ID_LOSSY_RANGE_START + PACKET_ID_LOSSY_RANGE_SIZE)) {
set_buffer_end(&conn->recv_array, num);
if (conn->connection_lossy_data_callback)
conn->connection_lossy_data_callback(conn->connection_lossy_data_callback_object,
conn->connection_lossy_data_callback_id, real_data, real_length);
set_buffer_end(&conn->recv_array, num);
} else {
return -1;
}