Forgot to add files before previous commit.

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Gregory Nutt 2018-07-19 09:07:20 -06:00
parent f090bbba57
commit 788c5bf1dd
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<tr align="center" bgcolor="#e4e4e4">
<td>
<h1><big><font color="#3c34ec"><i>NuttX README Files</i></font></big></h1>
<p>Last Updated: July 28, 2018</p>
<p>Last Updated: July 18, 2018</p>
</td>
</tr>
</table>

154
net/inet/ipv4_getpeername.c Normal file
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/****************************************************************************
* net/inet/ipv4_getpeername.c
*
* Copyright (C) 2017 Pinecone Inc. All rights reserved.
* Author: Guiding Li<liguiding@pinecone.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <string.h>
#include <errno.h>
#include <assert.h>
#include <nuttx/net/net.h>
#include <nuttx/net/netdev.h>
#include "netdev/netdev.h"
#include "socket/socket.h"
#include "udp/udp.h"
#include "tcp/tcp.h"
#include "inet/inet.h"
#ifdef CONFIG_NET_IPv4
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: ipv4_getpeername
*
* Description:
* The ipv4_getpeername() function retrieves the locally-bound name of the
* specified PF_NET socket.
*
* Parameters:
* psock Point to the socket structure instance [in]
* addr sockaddr structure to receive data [out]
* addrlen Length of sockaddr structure [in/out]
*
* Returned Value:
* On success, 0 is returned, the 'addr' argument points to the address
* of the socket, and the 'addrlen' argument points to the length of the
* address. Otherwise, a negated errno value is returned. See
* getpeername() for the list of returned error values.
*
****************************************************************************/
int ipv4_getpeername(FAR struct socket *psock, FAR struct sockaddr *addr,
FAR socklen_t *addrlen)
{
#if defined(NET_TCP_HAVE_STACK) || defined(NET_UDP_HAVE_STACK)
FAR struct sockaddr_in *outaddr = (FAR struct sockaddr_in *)addr;
in_addr_t ripaddr;
/* Check if enough space has been provided for the full address */
if (*addrlen < sizeof(struct sockaddr_in))
{
/* This function is supposed to return the partial address if
* a smaller buffer has been provided. This support has not
* been implemented.
*/
return -ENOSYS;
}
/* Verify that the socket has been connected */
if ((psock->s_flags & _SF_CONNECTED) == 0)
{
return -ENOTCONN;
}
/* Set the port number */
switch (psock->s_type)
{
#ifdef NET_TCP_HAVE_STACK
case SOCK_STREAM:
{
FAR struct tcp_conn_s *tcp_conn = (FAR struct tcp_conn_s *)psock->s_conn;
outaddr->sin_port = tcp_conn->rport; /* Already in network byte order */
ripaddr = tcp_conn->u.ipv4.raddr;
}
break;
#endif
#ifdef NET_UDP_HAVE_STACK
case SOCK_DGRAM:
{
FAR struct udp_conn_s *udp_conn = (FAR struct udp_conn_s *)psock->s_conn;
outaddr->sin_port = udp_conn->rport; /* Already in network byte order */
ripaddr = udp_conn->u.ipv4.raddr;
}
break;
#endif
default:
return -EOPNOTSUPP;
}
/* Set the address family and the IP address */
outaddr->sin_family = psock->s_domain;
outaddr->sin_addr.s_addr = ripaddr;
*addrlen = sizeof(struct sockaddr_in);
/* Return success */
return OK;
#else
return -EOPNOTSUPP;
#endif
}
#endif /* CONFIG_NET_IPv4 */

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net/inet/ipv6_getpeername.c Normal file
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/****************************************************************************
* net/inet/ipv6_getpeername.c
*
* Copyright (C) 2017 Pinecone Inc. All rights reserved.
* Author: Guiding Li<liguiding@pinecone.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <string.h>
#include <errno.h>
#include <assert.h>
#include <nuttx/net/net.h>
#include <nuttx/net/netdev.h>
#include "netdev/netdev.h"
#include "socket/socket.h"
#include "udp/udp.h"
#include "tcp/tcp.h"
#include "inet/inet.h"
#ifdef CONFIG_NET_IPv6
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: ipv6_getpeername
*
* Description:
* The ipv6_getpeername() function retrieves the locally-bound name of the
* specified PF_NET6 socket.
*
* Parameters:
* psock Point to the socket structure instance [in]
* addr sockaddr structure to receive data [out]
* addrlen Length of sockaddr structure [in/out]
*
* Returned Value:
* On success, 0 is returned, the 'addr' argument points to the address
* of the socket, and the 'addrlen' argument points to the length of the
* address. Otherwise, a negated errno value is returned. See
* getpeername() for the list of returned error values.
*
****************************************************************************/
int ipv6_getpeername(FAR struct socket *psock, FAR struct sockaddr *addr,
FAR socklen_t *addrlen)
{
FAR struct sockaddr_in6 *outaddr = (FAR struct sockaddr_in6 *)addr;
net_ipv6addr_t *ripaddr;
/* Check if enough space has been provided for the full address */
if (*addrlen < sizeof(struct sockaddr_in6))
{
/* This function is supposed to return the partial address if
* a smaller buffer has been provided. This support has not
* been implemented.
*/
return -ENOSYS;
}
/* Verify that the socket has been connected */
if ((psock->s_flags & _SF_CONNECTED) == 0)
{
return -ENOTCONN;
}
/* Set the port number */
switch (psock->s_type)
{
#ifdef NET_TCP_HAVE_STACK
case SOCK_STREAM:
{
FAR struct tcp_conn_s *tcp_conn = (FAR struct tcp_conn_s *)psock->s_conn;
outaddr->sin6_port = tcp_conn->lport; /* Already in network byte order */
ripaddr = &tcp_conn->u.ipv6.raddr;
}
break;
#endif
#ifdef NET_UDP_HAVE_STACK
case SOCK_DGRAM:
{
FAR struct udp_conn_s *udp_conn = (FAR struct udp_conn_s *)psock->s_conn;
outaddr->sin6_port = udp_conn->lport; /* Already in network byte order */
ripaddr = &udp_conn->u.ipv6.raddr;
}
break;
#endif
default:
return -EOPNOTSUPP;
}
/* Set the address family and the IP address */
outaddr->sin6_family = AF_INET6;
memcpy(outaddr->sin6_addr.in6_u.u6_addr8, ripaddr, 16);
*addrlen = sizeof(struct sockaddr_in6);
/* Return success */
return OK;
}
#endif /* CONFIG_NET_IPv6 */

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net/socket/getpeername.c Normal file
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/****************************************************************************
* nuttx/net/socket/getpeername.c
*
* Copyright (C) 2018 Pinecone Inc. All rights reserved.
* Author: Guiding Li<liguiding@pinecone.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <string.h>
#include <errno.h>
#include <assert.h>
#include <nuttx/net/net.h>
#include "socket/socket.h"
#ifdef CONFIG_NET
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: psock_getpeername
*
* Description:
* The psock_getpeername() function retrieves the remote-connected name of the
* specified socket, stores this address in the sockaddr structure pointed
* to by the 'addr' argument, and stores the length of this address in the
* object pointed to by the 'addrlen' argument.
*
* If the actual length of the address is greater than the length of the
* supplied sockaddr structure, the stored address will be truncated.
*
* If the socket has not been bound to a local name, the value stored in
* the object pointed to by address is unspecified.
*
* Parameters:
* psock Socket structure of socket to operate on
* addr sockaddr structure to receive data [out]
* addrlen Length of sockaddr structure [in/out]
*
* Returned Value:
* On success, 0 is returned, the 'addr' argument points to the address
* of the socket, and the 'addrlen' argument points to the length of the
* address. Otherwise, -1 is returned and errno is set to indicate the error.
* Possible errno values that may be returned include:
*
* EBADF - The socket argument is not a valid file descriptor.
* ENOTSOCK - The socket argument does not refer to a socket.
* EOPNOTSUPP - The operation is not supported for this socket's protocol.
* EINVAL - The socket has been shut down.
* ENOBUFS - Insufficient resources were available in the system to
* complete the function.
*
****************************************************************************/
int psock_getpeername(FAR struct socket *psock, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
{
/* Verify that the psock corresponds to valid, allocated socket */
if (psock == NULL || psock->s_crefs <= 0)
{
return -EBADF;
}
/* Some sanity checking... Shouldn't need this on a buckled up embedded
* system (?)
*/
#ifdef CONFIG_DEBUG_FEATURES
if (addr == NULL || addrlen <= 0)
{
return -EINVAL;
}
#endif
/* Let the address family's send() method handle the operation */
DEBUGASSERT(psock->s_sockif != NULL);
if (psock->s_sockif->si_getpeername == NULL)
{
return -EOPNOTSUPP;
}
return psock->s_sockif->si_getpeername(psock, addr, addrlen);
}
/****************************************************************************
* Name: getpeername
*
* Description:
* The getpeername() function retrieves the remote-connected name of the
* specified socket, stores this address in the sockaddr structure pointed
* to by the 'addr' argument, and stores the length of this address in the
* object pointed to by the 'addrlen' argument.
*
* If the actual length of the address is greater than the length of the
* supplied sockaddr structure, the stored address will be truncated.
*
* If the socket has not been bound to a local name, the value stored in
* the object pointed to by address is unspecified.
*
* Parameters:
* sockfd Socket descriptor of socket [in]
* addr sockaddr structure to receive data [out]
* addrlen Length of sockaddr structure [in/out]
*
* Returned Value:
* On success, 0 is returned, the 'addr' argument points to the address
* of the socket, and the 'addrlen' argument points to the length of the
* address. Otherwise, -1 is returned and errno is set to indicate the error.
* Possible errno values that may be returned include:
*
* EBADF - The socket argument is not a valid file descriptor.
* ENOTSOCK - The socket argument does not refer to a socket.
* EOPNOTSUPP - The operation is not supported for this socket's protocol.
* EINVAL - The socket has been shut down.
* ENOBUFS - Insufficient resources were available in the system to
* complete the function.
*
****************************************************************************/
int getpeername(int sockfd, FAR struct sockaddr *addr, FAR socklen_t *addrlen)
{
FAR struct socket *psock = sockfd_socket(sockfd);
int ret;
/* Let psock_getpeername() do all of the work */
ret = psock_getpeername(psock, addr, addrlen);
if (ret < 0)
{
set_errno(-ret);
return ERROR;
}
return OK;
}
#endif /* CONFIG_NET */