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lwip: Support for linux target

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Implement linux port layer and reuse the original FreeRTOS layer
that's compiled and used on linux target as well, by means of FreeRTOS
simulator.
This commit is contained in:
David Cermak
2022-07-22 10:14:37 +02:00
parent a30779662e
commit fa97004faf
60 changed files with 408 additions and 440 deletions
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108
components/lwip/port/sockets_ext.c Normal file
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/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "lwip/sockets.h"
#include "lwip/priv/sockets_priv.h"
#include "lwip/api.h"
#include "lwip/sys.h"
#include "lwip/tcp.h"
#include "lwip/raw.h"
#include "lwip/udp.h"
#define LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, optlen, opttype) do { \
if (((optlen) < sizeof(opttype)) || ((sock)->conn == NULL) || ((sock)->conn->pcb.tcp == NULL)) { *err=EINVAL; goto exit; } }while(0)
#define LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, opttype, netconntype) do { \
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, optlen, opttype); \
if (NETCONNTYPE_GROUP(netconn_type((sock)->conn)) != netconntype) { *err=ENOPROTOOPT; goto exit; } } while(0)
bool lwip_setsockopt_impl_ext(struct lwip_sock* sock, int level, int optname, const void *optval, socklen_t optlen, int *err)
{
#if LWIP_IPV6
if (level != IPPROTO_IPV6)
#endif /* LWIP_IPV6 */
{
return false;
}
#if LWIP_IPV6
switch (optname) {
default:
return false;
case IPV6_MULTICAST_IF: /* NB: like IP_MULTICAST_IF, this takes an IP not an index */
{
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, u8_t, NETCONN_UDP);
udp_set_multicast_netif_index(sock->conn->pcb.udp, (u8_t)(*(const u8_t*)optval));
}
break;
case IPV6_MULTICAST_HOPS:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, u8_t, NETCONN_UDP);
udp_set_multicast_ttl(sock->conn->pcb.udp, (u8_t)(*(const u8_t*)optval));
break;
case IPV6_MULTICAST_LOOP:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, u8_t, NETCONN_UDP);
if (*(const u8_t*)optval) {
udp_setflags(sock->conn->pcb.udp, udp_flags(sock->conn->pcb.udp) | UDP_FLAGS_MULTICAST_LOOP);
} else {
udp_setflags(sock->conn->pcb.udp, udp_flags(sock->conn->pcb.udp) & ~UDP_FLAGS_MULTICAST_LOOP);
}
break;
}
exit:
return true;
#endif /* LWIP_IPV6 */
}
bool lwip_getsockopt_impl_ext(struct lwip_sock* sock, int level, int optname, void *optval, uint32_t *optlen, int *err)
{
#if LWIP_IPV6
if (level != IPPROTO_IPV6)
#endif /* LWIP_IPV6 */
{
return false;
}
#if LWIP_IPV6
switch (optname) {
default:
return false;
case IPV6_MULTICAST_IF: /* NB: like IP_MULTICAST_IF, this returns an IP not an index */
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, *optlen, u8_t);
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) != NETCONN_UDP) {
*err = ENOPROTOOPT;
goto exit;
}
*(u8_t*)optval = udp_get_multicast_netif_index(sock->conn->pcb.udp);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt_ext(IPPROTO_IPV6, IPV6_MULTICAST_IF) = 0x%"X32_F"\n",
*(u32_t *)optval));
break;
case IPV6_MULTICAST_HOPS:
printf("IPV6_MULTICAST_HOPS\n");
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, *optlen, u8_t);
if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) != NETCONN_UDP) {
*err = ENOPROTOOPT;
goto exit;
}
*(u8_t*)optval = udp_get_multicast_ttl(sock->conn->pcb.udp);
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt_ext(IPPROTO_IPV6, IP_MULTICAST_LOOP) = %d\n",
*(int *)optval));
break;
case IPV6_MULTICAST_LOOP:
LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB(sock, *optlen, u8_t);
if ((udp_flags(sock->conn->pcb.udp) & UDP_FLAGS_MULTICAST_LOOP) != 0) {
*(u8_t*)optval = 1;
} else {
*(u8_t*)optval = 0;
}
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_getsockopt_ext(IPPROTO_IPV6, IP_MULTICAST_LOOP) = %d\n",
*(int *)optval));
break;
}
exit:
return true;
#endif /* LWIP_IPV6 */
}