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v/vlib/net/conv/conv.c.v

61 lines
822 B
V

module conv
// host to net 32 (htonl)
pub fn htn32(host u32) u32 {
return C.htonl(host)
}
// host to net 16 (htons)
pub fn htn16(host u16) u16 {
return C.htons(host)
}
// net to host 32 (ntohl)
pub fn nth32(host u32) u32 {
return C.ntohl(host)
}
// net to host 16 (ntohs)
pub fn nth16(host u16) u16 {
return C.ntohs(host)
}
//******************************
struct Bytes {
mut:
first u32
last u32
}
union LongLong {
Bytes
ll u64
}
// host to net 64 (htonll)
pub fn htn64(host u64) u64 {
mut ll := LongLong{
ll: host
}
unsafe {
ll.first = htn32(ll.first)
ll.last = htn32(ll.last)
}
return unsafe { ll.ll }
}
// net to host 64 (ntohll)
pub fn nth64(net u64) u64 {
mut ll := LongLong{
ll: net
}
unsafe {
ll.first = nth32(ll.first)
ll.last = nth32(ll.last)
}
return unsafe { ll.ll }
}