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Network commands port to userspace

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boreddevnl
2026-02-27 23:24:43 +01:00
parent 304c2e1383
commit 8a6928b5c9
22 changed files with 680 additions and 69 deletions
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50
src/kernel/syscall.c
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@@ -10,6 +10,8 @@
#include "io.h"
#include "pci.h"
#include "kutils.h"
#include "network.h"
#include "icmp.h"
// Read MSR
static inline uint64_t rdmsr(uint32_t msr) {
@@ -671,6 +673,54 @@ uint64_t syscall_handler_c(uint64_t syscall_num, uint64_t arg1, uint64_t arg2, u
return 0;
}
return -1;
} else if (cmd == 18) { // SYSTEM_CMD_NETWORK_DHCP
return network_dhcp_acquire();
} else if (cmd == 19) { // SYSTEM_CMD_NETWORK_GET_MAC
mac_address_t *mac = (mac_address_t *)arg2;
if (!mac) return -1;
return network_get_mac_address(mac);
} else if (cmd == 20) { // SYSTEM_CMD_NETWORK_GET_IP
ipv4_address_t *ip = (ipv4_address_t *)arg2;
if (!ip) return -1;
return network_get_ipv4_address(ip);
} else if (cmd == 21) { // SYSTEM_CMD_NETWORK_SET_IP
ipv4_address_t *ip = (ipv4_address_t *)arg2;
if (!ip) return -1;
return network_set_ipv4_address(ip);
} else if (cmd == 22) { // SYSTEM_CMD_UDP_SEND
ipv4_address_t *dest_ip = (ipv4_address_t *)arg2;
uint32_t ports = (uint32_t)arg3; // dest_port in lower 16, src_port in upper 16
uint16_t dest_port = ports & 0xFFFF;
uint16_t src_port = (ports >> 16) & 0xFFFF;
const void *data = (const void *)arg4;
size_t data_len = (size_t)arg5;
if (!dest_ip || !data) return -1;
return udp_send_packet(dest_ip, dest_port, src_port, data, data_len);
} else if (cmd == 23) { // SYSTEM_CMD_NETWORK_GET_STATS
int stat_type = (int)arg2;
switch (stat_type) {
case 0: return network_get_frames_received();
case 1: return network_get_udp_packets_received();
case 2: return network_get_udp_callbacks_called();
case 3: return network_get_e1000_receive_calls();
case 4: return network_get_e1000_receive_empty();
case 5: return network_get_process_calls();
default: return -1;
}
} else if (cmd == 24) { // SYSTEM_CMD_NETWORK_GET_GATEWAY
ipv4_address_t *ip = (ipv4_address_t *)arg2;
if (!ip) return -1;
return network_get_gateway_ip(ip);
} else if (cmd == 25) { // SYSTEM_CMD_NETWORK_GET_DNS
ipv4_address_t *ip = (ipv4_address_t *)arg2;
if (!ip) return -1;
return network_get_dns_ip(ip);
} else if (cmd == 26) { // SYSTEM_CMD_ICMP_PING
ipv4_address_t *dest_ip = (ipv4_address_t *)arg2;
if (!dest_ip) return -1;
return cli_cmd_ping_syscall(dest_ip);
} else if (cmd == 27) { // SYSTEM_CMD_NETWORK_IS_INIT
return network_is_initialized() ? 1 : 0;
}
return -1;
}