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Introduce IPv6, unit tests pass

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Sergio R. Caprile committed 2025-11-05 11:04:23 -03:00
1 parent f0bc1c031f
commit 337e8abf2f
10 files changed
+2088 -634
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src/net_builtin.h
+23 -14
View File
@@ -20,18 +20,17 @@ typedef void (*mg_tcpip_event_handler_t)(struct mg_tcpip_if *ifp, int ev,
void *ev_data);
enum {
MG_TCPIP_EV_ST_CHG, // state change uint8_t * (&ifp->state)
MG_TCPIP_EV_DHCP_DNS, // DHCP DNS assignment uint32_t *ipaddr
MG_TCPIP_EV_DHCP_SNTP, // DHCP SNTP assignment uint32_t *ipaddr
MG_TCPIP_EV_ARP, // Got ARP packet struct mg_str *
MG_TCPIP_EV_TIMER_1S, // 1 second timer NULL
MG_TCPIP_EV_WIFI_SCAN_RESULT, // Wi-Fi scan results struct
// mg_wifi_scan_bss_data *
MG_TCPIP_EV_WIFI_SCAN_END, // Wi-Fi scan has finished NULL
MG_TCPIP_EV_WIFI_CONNECT_ERR, // Wi-Fi connect has failed driver and
// chip specific
MG_TCPIP_EV_DRIVER, // Driver event driver specific
MG_TCPIP_EV_USER // Starting ID for user events
MG_TCPIP_EV_ST_CHG, // state change uint8_t * (&ifp->state)
MG_TCPIP_EV_DHCP_DNS, // DHCP DNS assignment uint32_t *ipaddr
MG_TCPIP_EV_DHCP_SNTP, // DHCP SNTP assignment uint32_t *ipaddr
MG_TCPIP_EV_ARP, // Got ARP packet struct mg_str *
MG_TCPIP_EV_TIMER_1S, // 1 second timer NULL
MG_TCPIP_EV_WIFI_SCAN_RESULT, // Wi-Fi scan results struct mg_wifi_scan_bss_data *
MG_TCPIP_EV_WIFI_SCAN_END, // Wi-Fi scan has finished NULL
MG_TCPIP_EV_WIFI_CONNECT_ERR, // Wi-Fi connect has failed driver and chip specific
MG_TCPIP_EV_DRIVER, // Driver event driver specific
MG_TCPIP_EV_ST6_CHG, // state6 change uint8_t * (&ifp->state6)
MG_TCPIP_EV_USER // Starting ID for user events
};
// Network interface
@@ -56,6 +55,13 @@ struct mg_tcpip_if {
char dhcp_name[MG_TCPIP_DHCPNAME_SIZE]; // Name for DHCP, "mip" if unset
uint16_t mtu; // Interface MTU
#define MG_TCPIP_MTU_DEFAULT 1500
#if MG_ENABLE_IPV6
uint64_t ip6ll[2], ip6[2]; // IPv6 link-local and global addresses
uint8_t prefix_len; // Prefix length
uint64_t gw6[2]; // Default gateway
bool enable_slaac; // Enable IPv6 address autoconfiguration
bool enable_dhcp6_client; // Enable DCHPv6 client
#endif
// Internal state, user can use it but should not change it
uint8_t gwmac[6]; // Router's MAC
@@ -68,14 +74,17 @@ struct mg_tcpip_if {
volatile uint32_t nrecv; // Number of received frames
volatile uint32_t nsent; // Number of transmitted frames
volatile uint32_t nerr; // Number of driver errors
uint8_t state; // Current state
uint8_t state; // Current link and IPv4 state
#define MG_TCPIP_STATE_DOWN 0 // Interface is down
#define MG_TCPIP_STATE_UP 1 // Interface is up
#define MG_TCPIP_STATE_REQ 2 // Interface is up, DHCP REQUESTING state
#define MG_TCPIP_STATE_IP 3 // Interface is up and has an IP assigned
#define MG_TCPIP_STATE_READY 4 // Interface has fully come up, ready to work
#if MG_ENABLE_IPV6
uint8_t gw6mac[6]; // IPv6 Router's MAC
uint8_t state6; // Current IPv6 state
#endif
};
void mg_tcpip_init(struct mg_mgr *, struct mg_tcpip_if *);
void mg_tcpip_free(struct mg_tcpip_if *);
void mg_tcpip_qwrite(void *buf, size_t len, struct mg_tcpip_if *ifp);