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netdev: cleanup and abstraction

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Matheus
2026-09-14 09:47:07 -03:00
parent b1c82ae6af
commit f0dc54e027
9 changed files with 80 additions and 57 deletions
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kernel-src/include/kernel/net.h
+12 -5
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@@ -35,6 +35,15 @@ typedef struct {
#define NETDEV_FLAGS_RUNNING 0x40
#define NETDEV_FLAGS_WLAN 0x80
struct netdev_t;
typedef struct {
int (*allocdesc)(struct netdev_t *netdev, size_t requestedsize, netdesc_t *desc);
int (*freedesc)(struct netdev_t *netdev, netdesc_t *desc);
// consumes desc regardless of the returned status
int (*sendpacket)(struct netdev_t *netdev, netdesc_t desc, mac_t targetmac, int proto);
} netdevops_t;
typedef struct netdev_t {
mac_t mac;
int ifindex;
@@ -43,10 +52,7 @@ typedef struct netdev_t {
int ipcurrid; // XXX This is defined as something per peer. However, having only one of these *should* work for most cases
hashtable_t arpcache;
short flags;
int (*allocdesc)(struct netdev_t *netdev, size_t requestedsize, netdesc_t *desc);
int (*freedesc)(struct netdev_t *netdev, netdesc_t *desc);
// consumes desc regardless of the returned status
int (*sendpacket)(struct netdev_t *_internal, netdesc_t desc, mac_t targetmac, int proto);
const netdevops_t *ops;
} netdev_t;
typedef struct {
@@ -83,7 +89,6 @@ void arp_init();
void ipv4_init();
void udp_init();
void tcp_init();
void netdev_init();
void loopback_init();
netdev_t *loopback_device();
void udp_process(netdev_t *netdev, void *buffer, uint32_t ip);
@@ -96,6 +101,8 @@ size_t ipv4_getmtu(uint32_t ip);
uint32_t ipv4_getnetdevip(uint32_t ip);
void ipv4_process(netdev_t *netdev, void *nextbuff, size_t size);
int ipv4_addroute(netdev_t *netdev, uint32_t addr, uint32_t gateway, uint32_t mask, int weight);
int netdev_initialize(netdev_t *netdev, const netdevops_t *ops, size_t mtu, mac_t mac);
void netdev_destroy(netdev_t *netdev);
int netdev_register(netdev_t *netdev, char *name);
netdev_t *netdev_getdev(char *name);
netdev_t *netdev_from_minor(uint16_t minor);