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Porting PicoTCP WIP

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This commit is contained in:
Kamil Kowalczyk
2025-10-29 14:29:06 +01:00
parent 6722f42e68
commit 815c2239fe
464 changed files with 235009 additions and 24 deletions
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90
kernel/picotcp/modules/pico_nat.h Normal file
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/*********************************************************************
PicoTCP. Copyright (c) 2012-2017 Altran Intelligent Systems. Some rights reserved.
See COPYING, LICENSE.GPLv2 and LICENSE.GPLv3 for usage.
.
Authors: Kristof Roelants, Simon Maes, Brecht Van Cauwenberghe
*********************************************************************/
#ifndef INCLUDE_PICO_NAT
#define INCLUDE_PICO_NAT
#include "pico_frame.h"
#define PICO_NAT_PORT_FORWARD_DEL 0
#define PICO_NAT_PORT_FORWARD_ADD 1
#ifdef PICO_SUPPORT_NAT
void pico_ipv4_nat_print_table(void);
int pico_ipv4_nat_find(uint16_t nat_port, struct pico_ip4 *src_addr, uint16_t src_port, uint8_t proto);
int pico_ipv4_port_forward(struct pico_ip4 nat_addr, uint16_t nat_port, struct pico_ip4 src_addr, uint16_t src_port, uint8_t proto, uint8_t flag);
int pico_ipv4_nat_inbound(struct pico_frame *f, struct pico_ip4 *link_addr);
int pico_ipv4_nat_outbound(struct pico_frame *f, struct pico_ip4 *link_addr);
int pico_ipv4_nat_enable(struct pico_ipv4_link *link);
int pico_ipv4_nat_disable(void);
int pico_ipv4_nat_is_enabled(struct pico_ip4 *link_addr);
#else
#define pico_ipv4_nat_print_table() do {} while(0)
static inline int pico_ipv4_nat_inbound(struct pico_frame *f, struct pico_ip4 *link_addr)
{
(void)f;
(void)link_addr;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_nat_outbound(struct pico_frame *f, struct pico_ip4 *link_addr)
{
(void)f;
(void)link_addr;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_nat_enable(struct pico_ipv4_link *link)
{
(void)link;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_nat_disable(void)
{
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_nat_is_enabled(struct pico_ip4 *link_addr)
{
(void)link_addr;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_nat_find(uint16_t nat_port, struct pico_ip4 *src_addr, uint16_t src_port, uint8_t proto)
{
(void)nat_port;
(void)src_addr;
(void)src_port;
(void)proto;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
static inline int pico_ipv4_port_forward(struct pico_ip4 nat_addr, uint16_t nat_port, struct pico_ip4 src_addr, uint16_t src_port, uint8_t proto, uint8_t flag)
{
(void)nat_addr;
(void)nat_port;
(void)src_addr;
(void)src_port;
(void)proto;
(void)flag;
pico_err = PICO_ERR_EPROTONOSUPPORT;
return -1;
}
#endif
#endif /* _INCLUDE_PICO_NAT */