unix, windows: copy arrays by assignment instead of looping

Follow CL 360602 which did the same in package syscall.

Change-Id: Ibf6d86dea1cb118e869618c66da72da281adb2d7
Reviewed-on: https://go-review.googlesource.com/c/sys/+/361574
Trust: Tobias Klauser <tobias.klauser@gmail.com>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Tobias Klauser
2021-11-05 18:34:46 +00:00
committed by Tobias Klauser
parent 7861aae155
commit c75c47738b
7 changed files with 34 additions and 104 deletions
+4 -12
View File
@@ -893,9 +893,7 @@ func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, int32, error) {
p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
p[0] = byte(sa.Port >> 8)
p[1] = byte(sa.Port)
for i := 0; i < len(sa.Addr); i++ {
sa.raw.Addr[i] = sa.Addr[i]
}
sa.raw.Addr = sa.Addr
return unsafe.Pointer(&sa.raw), int32(unsafe.Sizeof(sa.raw)), nil
}
@@ -915,9 +913,7 @@ func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, int32, error) {
p[0] = byte(sa.Port >> 8)
p[1] = byte(sa.Port)
sa.raw.Scope_id = sa.ZoneId
for i := 0; i < len(sa.Addr); i++ {
sa.raw.Addr[i] = sa.Addr[i]
}
sa.raw.Addr = sa.Addr
return unsafe.Pointer(&sa.raw), int32(unsafe.Sizeof(sa.raw)), nil
}
@@ -990,9 +986,7 @@ func (rsa *RawSockaddrAny) Sockaddr() (Sockaddr, error) {
sa := new(SockaddrInet4)
p := (*[2]byte)(unsafe.Pointer(&pp.Port))
sa.Port = int(p[0])<<8 + int(p[1])
for i := 0; i < len(sa.Addr); i++ {
sa.Addr[i] = pp.Addr[i]
}
sa.Addr = pp.Addr
return sa, nil
case AF_INET6:
@@ -1001,9 +995,7 @@ func (rsa *RawSockaddrAny) Sockaddr() (Sockaddr, error) {
p := (*[2]byte)(unsafe.Pointer(&pp.Port))
sa.Port = int(p[0])<<8 + int(p[1])
sa.ZoneId = pp.Scope_id
for i := 0; i < len(sa.Addr); i++ {
sa.Addr[i] = pp.Addr[i]
}
sa.Addr = pp.Addr
return sa, nil
}
return nil, syscall.EAFNOSUPPORT