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stack allocated structs, print ips in net examples

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This commit is contained in:
Antoni Piasecki
2026-05-27 20:34:26 +02:00
parent 4fda79f0bc
commit 45253bf004
8 changed files with 70 additions and 35 deletions
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31
src/std/net.zr
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@@ -69,8 +69,9 @@ func net.connect?[packed_host: i64, port: i64] : i64
mem.free(sa)
return s
func net.accept[s: i64] : i64
return _builtin_syscall(SYS_accept, s, 0, 0)
func net.accept[s: i64, addr: ptr] : i64
addrlen := 16
return _builtin_syscall(SYS_accept, s, addr, ^addrlen)
func net.send[s: i64, data: ptr, size: i64] : void
_builtin_syscall(SYS_sendto, s, data, size, 0, 0, 0)
@@ -88,14 +89,9 @@ struct net.UDPSocket
fd: i64
addr: ptr
struct net.UDPPacket
data: ptr
source_addr: ptr
size: i64
func net.create_udp_client?[packed_host: i64, port: i64] : net.UDPSocket
err.clear()
s := new net.UDPSocket
s := new* net.UDPSocket
s->fd = _builtin_syscall(SYS_socket, AF_INET, SOCK_DGRAM, 0)
if s->fd < 0
@@ -131,8 +127,18 @@ func net.create_udp_server?[packed_host: i64, port: i64] : net.UDPSocket
func net.udp_send_to[s: net.UDPSocket, addr: ptr, data: ptr, size: i64] : void
_builtin_syscall(SYS_sendto, s->fd, data, size, 0, addr, 16)
struct net.UDPPacket
data: ptr
source_addr: ptr
size: i64
func net.UDPPacket.free[pkt: net.UDPPacket] : void
mem.free(pkt->data)
mem.free(pkt->source_addr)
mem.free(pkt)
func net.udp_receive[s: net.UDPSocket, size: i64] : net.UDPPacket
pkt := new net.UDPPacket
pkt := new* net.UDPPacket
pkt->data = mem.alloc(size)
pkt->source_addr = mem.alloc(16)
mem.zero(pkt->source_addr, 16)
@@ -146,11 +152,6 @@ func net.UDPSocket.close_and_free[s: net.UDPSocket] : void
mem.free(s->addr)
mem.free(s)
func net.UDPPacket.free[pkt: net.UDPPacket] : void
mem.free(pkt->data)
mem.free(pkt->source_addr)
mem.free(pkt)
const DNS_TYPE_A = 1
const DNS_CLASS_IN = 1
const DNS_RECURSION_DESIRED = 256
@@ -195,7 +196,7 @@ func net.build_dns_query[domain_name: str, record_type: i64] : io.Buffer
io.Buffer.free(name)
return out
// TODO: dont resolve IPs
// TODO: dont resolve if its already an IP
func net.resolve?[domain: str] : i64
err.clear()
query := net.build_dns_query(domain, DNS_TYPE_A)