- changed memory allocator functions to own allocator calls
This commit is contained in:
+35
-35
@@ -1,10 +1,10 @@
|
||||
/**
|
||||
* @file socket.c
|
||||
*
|
||||
*
|
||||
* @brief management of sockets
|
||||
*
|
||||
*
|
||||
* receiver reads from here, sender writes to here
|
||||
*
|
||||
*
|
||||
*/
|
||||
|
||||
/*
|
||||
@@ -42,7 +42,7 @@ struct private_socket_s{
|
||||
* public functions
|
||||
*/
|
||||
socket_t public;
|
||||
|
||||
|
||||
/**
|
||||
* currently we only have one socket, maybe more in the future ?
|
||||
*/
|
||||
@@ -57,98 +57,98 @@ status_t receiver(private_socket_t *this, packet_t **packet)
|
||||
char buffer[MAX_PACKET];
|
||||
int oldstate;
|
||||
packet_t *pkt = packet_create(AF_INET);
|
||||
|
||||
|
||||
|
||||
|
||||
/* add packet destroy handler for cancellation, enable cancellation */
|
||||
pthread_cleanup_push((void(*)(void*))pkt->destroy, (void*)pkt);
|
||||
pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, &oldstate);
|
||||
|
||||
|
||||
/* do the read */
|
||||
pkt->data.len = recvfrom(this->socket_fd, buffer, MAX_PACKET, 0,
|
||||
pkt->data.len = recvfrom(this->socket_fd, buffer, MAX_PACKET, 0,
|
||||
&(pkt->source), &(pkt->sockaddr_len));
|
||||
|
||||
|
||||
/* reset cancellation, remove packet destroy handler (without executing) */
|
||||
pthread_setcancelstate(oldstate, NULL);
|
||||
pthread_cleanup_pop(0);
|
||||
|
||||
|
||||
/* TODO: get senders destination address, using
|
||||
|
||||
|
||||
/* TODO: get senders destination address, using
|
||||
* IP_PKTINFO and recvmsg */
|
||||
|
||||
|
||||
if (pkt->data.len < 0)
|
||||
{
|
||||
pkt->destroy(pkt);
|
||||
/* TODO: log detailed error */
|
||||
return FAILED;
|
||||
}
|
||||
|
||||
|
||||
/* fill in packet */
|
||||
pkt->data.ptr = alloc_bytes(pkt->data.len, "data in packet_t");
|
||||
pkt->data.ptr = allocator_alloc(pkt->data.len, "data in packet_t");
|
||||
memcpy(pkt->data.ptr, buffer, pkt->data.len);
|
||||
|
||||
|
||||
/* return packet */
|
||||
*packet = pkt;
|
||||
|
||||
return SUCCESS;
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* implementation of socket_t.send
|
||||
*/
|
||||
status_t sender(private_socket_t *this, packet_t *packet)
|
||||
status_t sender(private_socket_t *this, packet_t *packet)
|
||||
{
|
||||
ssize_t bytes_sent;
|
||||
|
||||
|
||||
/* send data */
|
||||
bytes_sent = sendto(this->socket_fd, packet->data.ptr, packet->data.len,
|
||||
bytes_sent = sendto(this->socket_fd, packet->data.ptr, packet->data.len,
|
||||
0, &(packet->destination), packet->sockaddr_len);
|
||||
|
||||
if (bytes_sent != packet->data.len)
|
||||
|
||||
if (bytes_sent != packet->data.len)
|
||||
{
|
||||
/* TODO: log detailed error */
|
||||
return FAILED;
|
||||
}
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* implementation of socket_t.destroy
|
||||
*/
|
||||
status_t destroy(private_socket_t *this)
|
||||
{
|
||||
close(this->socket_fd);
|
||||
pfree(this);
|
||||
|
||||
allocator_free(this);
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
socket_t *socket_create(u_int16_t port)
|
||||
{
|
||||
private_socket_t *this = alloc_thing(private_socket_t, "private_socket_t");
|
||||
private_socket_t *this = allocator_alloc_thing(private_socket_t, "private_socket_t");
|
||||
struct sockaddr_in addr;
|
||||
|
||||
|
||||
/* public functions */
|
||||
this->public.send = (status_t(*)(socket_t*, packet_t*))sender;
|
||||
this->public.receive = (status_t(*)(socket_t*, packet_t**))receiver;
|
||||
this->public.destroy = (status_t(*)(socket_t*))destroy;
|
||||
|
||||
|
||||
/* create default ipv4 socket */
|
||||
this->socket_fd = socket(PF_INET, SOCK_DGRAM, 0);
|
||||
if (this->socket_fd < 0) {
|
||||
pfree(this);
|
||||
allocator_free(this);
|
||||
/* TODO: log detailed error */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/* bind socket to all interfaces */
|
||||
addr.sin_family = AF_INET;
|
||||
addr.sin_addr.s_addr = INADDR_ANY;
|
||||
addr.sin_port = htons(port);
|
||||
if (bind(this->socket_fd,(struct sockaddr*)&addr, sizeof(addr)) < 0) {
|
||||
pfree(this);
|
||||
allocator_free(this);
|
||||
/* TODO: log detailed error */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
return (socket_t*)this;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user