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netdev: freeing of netdescs

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Matheus
2024-06-03 21:55:52 -03:00
parent 4c0940828c
commit 7053ed68af
5 changed files with 50 additions and 20 deletions
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kernel-src/include/kernel/net.h
+7 -1
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@@ -28,7 +28,8 @@ typedef struct netdev_t {
size_t mtu;
uint32_t ip;
hashtable_t arpcache;
int (*allocdesc)(size_t requestedsize, netdesc_t *desc);
int (*allocdesc)(struct netdev_t *netdev, size_t requestedsize, netdesc_t *desc);
int (*freedesc)(struct netdev_t *netdev, netdesc_t *desc);
int (*sendpacket)(struct netdev_t *_internal, netdesc_t desc, mac_t targetmac, int proto);
} netdev_t;
@@ -61,20 +62,25 @@ typedef struct {
#define MAC_EQUAL(m1,m2) (memcmp(m1, m2, sizeof(mac_t)) == 0)
#define IPV4_PROTO_TCP 0x06
#define IPV4_PROTO_UDP 0x11
#define IPV4_BROADCAST_ADDRESS 0xffffffff
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);
void arp_process(netdev_t *netdev, void *buffer);
void tcp_process(netdev_t *netdev, void *buffer, ipv4frame_t *ipv4frame);
int arp_lookup(netdev_t *netdev, uint32_t ip, mac_t *mac);
int udp_sendpacket(void *buffer, size_t packetsize, uint32_t ip, uint16_t srcport, uint16_t dstport, netdev_t *broadcastdev);
int ipv4_sendpacket(void *buffer, size_t packetsize, uint32_t ip, int proto, netdev_t *broadcastdev);
size_t ipv4_getmtu(uint32_t ip);
uint32_t ipv4_getnetdevip(uint32_t ip);
void ipv4_process(netdev_t *netdev, void *nextbuff);
int ipv4_addroute(netdev_t *netdev, uint32_t addr, uint32_t gateway, uint32_t mask, int weight);
int netdev_register(netdev_t *netdev, char *name);