/**
* Initiate a connection to a remote port and address with timeout
* @param ip_adr
* @param port
* @param timeout
* @return
*/
NET_CODE CSocket::connect(const char* ip_adr, unsigned int port, unsigned int timeout)
{
NET_CODE result = NET_IDLE;
if(complete())
{
src.as_charptr = (char*) ip_adr;
dst.as_int = port;
set_res_cmd(SOCK_CMD_CONNECT_ADR);
if(timeout)
{
tsk_start_handle();
if(tsk_wait_signal(signal, timeout))
{
res &= ~FLG_SIGNALED;
if(res == RES_OK)
result = NET_OK;
else
result = error;
}
else
tsk_cancel();
}
else
{
tsk_start_and_wait();
if(res == RES_OK)
result = NET_OK;
else
result = error;
}
}
return (result);
}
/**
* Start command
* @param c
* @param ptr
* @return
*/
bool CHandle::tsk_start_command(void * c, void *ptr)
{
if(!complete())
return (false);
//handle is idle and open
set_res_cmd(CMD_COMMAND);
dst.as_voidptr = ptr;
src.as_voidptr = c;
tsk_start_handle();
return (true);
}
/**
* Start write
* @param buf
* @param l
* @return
*/
bool CHandle::tsk_start_write(const void * buf, unsigned int l)
{
if(!complete())
return (false);
//handle is idle and open
len = l;
set_res_cmd(CMD_WRITE);
src.as_voidptr = (void*)buf;
tsk_start_handle();
return (true);
}
/**
* Start read operation
* @param buf
* @param l
* @return
*/
bool CHandle::tsk_start_read(void * buf, unsigned int l)
{
if(!complete())
return (false);
//handle is idle and open
len = l;
set_res_cmd(CMD_READ);
dst.as_voidptr = buf;
tsk_start_handle();
return (true);
}
/**
* Resume write operation
* @param buf
* @param l
* @return
*/
RES_CODE CHandle::tsk_resume_write(const void * buf, unsigned int l)
{
if(complete())
{
//handle is idle and open
len = l;
set_res_cmd(CMD_WRITE);
src.as_voidptr = (void*)buf;
tsk_start_handle();
if(tsk_resume_wait_signal(signal))
res &= ~FLG_SIGNALED;
else
tsk_cancel();
}
return (res);
}
/**
* Time limited locked read
* @param buf
* @param l
* @param time
* @return
*/
RES_CODE CHandle::tsk_read_locked(void * buf, unsigned int l, unsigned int time)
{
if(complete())
{
//handle is idle and open
len = l;
set_res_cmd((CMD_READ|FLAG_LOCK));
dst.as_voidptr = buf;
tsk_start_handle();
if(tsk_wait_signal(signal, time))
res &= ~FLG_SIGNALED;
else
tsk_cancel();
}
return (res);
}
/**
* Accept a connection request.
* @param timeout
* @return
*/
NET_CODE CSocket::accept(CSocket* new_sock, unsigned int timeout)
{
if(complete())
{
dst.as_voidptr = new_sock;
set_res_cmd(SOCK_CMD_ACCEPT);
tsk_start_handle();
if(tsk_wait_signal(signal, timeout))
{
res &= ~FLG_SIGNALED;
}
else
tsk_cancel();
}
return (res);
}