diff options
| author | Marvin Borner | 2020-09-26 13:19:06 +0200 |
|---|---|---|
| committer | Marvin Borner | 2020-09-26 13:19:06 +0200 |
| commit | 038722e045684a1a04f0fd6a51da2a6ea9dc9bb5 (patch) | |
| tree | d0a95bc3c9dced5a390258031e810758d066c966 /kernel/inc | |
| parent | 6668ea8666377f9e2adfeb486c5048a85fa590d1 (diff) | |
Some random network things
Diffstat (limited to 'kernel/inc')
| -rw-r--r-- | kernel/inc/net.h | 20 | ||||
| -rw-r--r-- | kernel/inc/rtl8139.h | 4 |
2 files changed, 19 insertions, 5 deletions
diff --git a/kernel/inc/net.h b/kernel/inc/net.h index 211cf90..300c0bd 100644 --- a/kernel/inc/net.h +++ b/kernel/inc/net.h @@ -5,10 +5,21 @@ #include <def.h> +#define htonl(l) \ + ((((l)&0xFF) << 24) | (((l)&0xFF00) << 8) | (((l)&0xFF0000) >> 8) | \ + (((l)&0xFF000000) >> 24)) +#define htons(s) ((((s)&0xFF) << 8) | (((s)&0xFF00) >> 8)) +#define ntohl(l) htonl((l)) +#define ntohs(s) htons((s)) + #define ETHERNET_TYPE_IP4 0x0800 #define ETHERNET_TYPE_IP6 0x86dd #define ETHERNET_TYPE_ARP 0x0806 +#define IP_PROT_ICMP 0x01 +#define IP_PROT_TCP 0x06 +#define IP_PROT_UDP 0x11 + struct ethernet_packet { u8 dst_mac_addr[6]; u8 src_mac_addr[6]; @@ -17,16 +28,17 @@ struct ethernet_packet { } __attribute__((packed)); struct ip_packet { - u8 version_ihl; + u8 version : 4; + u8 ihl : 4; u8 dscp_ecn; u16 length; u16 id; - u8 flags_fragment; + u16 flags_fragment; u8 ttl; u8 protocol; u16 checksum; - u8 src_ip[4]; - u8 dst_ip[4]; + u32 src; + u32 dst; u8 data[]; } __attribute__((packed)); diff --git a/kernel/inc/rtl8139.h b/kernel/inc/rtl8139.h index 9e84a28..e12f315 100644 --- a/kernel/inc/rtl8139.h +++ b/kernel/inc/rtl8139.h @@ -5,7 +5,7 @@ #include <def.h> -#define RX_BUF_SIZE 0x3000 +#define RX_BUF_SIZE 0x2000 #define RTL8139_VENDOR_ID 0x10ec #define RTL8139_DEVICE_ID 0x8139 @@ -29,5 +29,7 @@ #define RTL_PORT_CONFIG 0x52 void rtl8139_install(); +void rtl8139_send_packet(void *data, u32 len); +u8 *rtl8139_get_mac(); #endif |