diff --git a/unix/syscall_freebsd.go b/unix/syscall_freebsd.go index a82ce127..bcf9812a 100644 --- a/unix/syscall_freebsd.go +++ b/unix/syscall_freebsd.go @@ -396,6 +396,52 @@ func IoctlGetTermios(fd int, req uint) (*Termios, error) { return &value, err } +func Uname(uname *Utsname) error { + mib := []_C_int{CTL_KERN, KERN_OSTYPE} + n := unsafe.Sizeof(uname.Sysname) + if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil { + return err + } + + mib = []_C_int{CTL_KERN, KERN_HOSTNAME} + n = unsafe.Sizeof(uname.Nodename) + if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil { + return err + } + + mib = []_C_int{CTL_KERN, KERN_OSRELEASE} + n = unsafe.Sizeof(uname.Release) + if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil { + return err + } + + mib = []_C_int{CTL_KERN, KERN_VERSION} + n = unsafe.Sizeof(uname.Version) + if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil { + return err + } + + // The version might have newlines or tabs in it, convert them to + // spaces. + for i, b := range uname.Version { + if b == '\n' || b == '\t' { + if i == len(uname.Version)-1 { + uname.Version[i] = 0 + } else { + uname.Version[i] = ' ' + } + } + } + + mib = []_C_int{CTL_HW, HW_MACHINE} + n = unsafe.Sizeof(uname.Machine) + if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil { + return err + } + + return nil +} + /* * Exposed directly */ diff --git a/unix/syscall_freebsd_test.go b/unix/syscall_freebsd_test.go index 654439e0..170a043a 100644 --- a/unix/syscall_freebsd_test.go +++ b/unix/syscall_freebsd_test.go @@ -295,3 +295,13 @@ func TestCapRightsSetAndClear(t *testing.T) { t.Fatalf("Wrong rights set") } } + +func TestUname(t *testing.T) { + var utsname unix.Utsname + err := unix.Uname(&utsname) + if err != nil { + t.Fatalf("Uname: %v", err) + } + + t.Logf("OS: %s/%s %s", utsname.Sysname[:], utsname.Machine[:], utsname.Release[:]) +} diff --git a/unix/types_freebsd.go b/unix/types_freebsd.go index 7340004e..8ba8b1d2 100644 --- a/unix/types_freebsd.go +++ b/unix/types_freebsd.go @@ -36,6 +36,7 @@ package unix #include #include #include +#include #include #include #include @@ -389,3 +390,7 @@ const ( // Capabilities type CapRights C.struct_cap_rights + +// Uname + +type Utsname C.struct_utsname diff --git a/unix/zerrors_freebsd_386.go b/unix/zerrors_freebsd_386.go index adf5eef0..a8b05878 100644 --- a/unix/zerrors_freebsd_386.go +++ b/unix/zerrors_freebsd_386.go @@ -351,6 +351,8 @@ const ( CSTOP = 0x13 CSTOPB = 0x400 CSUSP = 0x1a + CTL_HW = 0x6 + CTL_KERN = 0x1 CTL_MAXNAME = 0x18 CTL_NET = 0x4 DLT_A429 = 0xb8 @@ -608,6 +610,7 @@ const ( F_UNLCKSYS = 0x4 F_WRLCK = 0x3 HUPCL = 0x4000 + HW_MACHINE = 0x1 ICANON = 0x100 ICMP6_FILTER = 0x12 ICRNL = 0x100 @@ -944,6 +947,10 @@ const ( IXANY = 0x800 IXOFF = 0x400 IXON = 0x200 + KERN_HOSTNAME = 0xa + KERN_OSRELEASE = 0x2 + KERN_OSTYPE = 0x1 + KERN_VERSION = 0x4 LOCK_EX = 0x2 LOCK_NB = 0x4 LOCK_SH = 0x1 diff --git a/unix/zerrors_freebsd_amd64.go b/unix/zerrors_freebsd_amd64.go index 360caff4..cf5f0126 100644 --- a/unix/zerrors_freebsd_amd64.go +++ b/unix/zerrors_freebsd_amd64.go @@ -351,6 +351,8 @@ const ( CSTOP = 0x13 CSTOPB = 0x400 CSUSP = 0x1a + CTL_HW = 0x6 + CTL_KERN = 0x1 CTL_MAXNAME = 0x18 CTL_NET = 0x4 DLT_A429 = 0xb8 @@ -608,6 +610,7 @@ const ( F_UNLCKSYS = 0x4 F_WRLCK = 0x3 HUPCL = 0x4000 + HW_MACHINE = 0x1 ICANON = 0x100 ICMP6_FILTER = 0x12 ICRNL = 0x100 @@ -944,6 +947,10 @@ const ( IXANY = 0x800 IXOFF = 0x400 IXON = 0x200 + KERN_HOSTNAME = 0xa + KERN_OSRELEASE = 0x2 + KERN_OSTYPE = 0x1 + KERN_VERSION = 0x4 LOCK_EX = 0x2 LOCK_NB = 0x4 LOCK_SH = 0x1 diff --git a/unix/zerrors_freebsd_arm.go b/unix/zerrors_freebsd_arm.go index 87deda95..9bbb90ad 100644 --- a/unix/zerrors_freebsd_arm.go +++ b/unix/zerrors_freebsd_arm.go @@ -351,6 +351,8 @@ const ( CSTOP = 0x13 CSTOPB = 0x400 CSUSP = 0x1a + CTL_HW = 0x6 + CTL_KERN = 0x1 CTL_MAXNAME = 0x18 CTL_NET = 0x4 DLT_A429 = 0xb8 @@ -615,6 +617,7 @@ const ( F_UNLCKSYS = 0x4 F_WRLCK = 0x3 HUPCL = 0x4000 + HW_MACHINE = 0x1 ICANON = 0x100 ICMP6_FILTER = 0x12 ICRNL = 0x100 @@ -951,6 +954,10 @@ const ( IXANY = 0x800 IXOFF = 0x400 IXON = 0x200 + KERN_HOSTNAME = 0xa + KERN_OSRELEASE = 0x2 + KERN_OSTYPE = 0x1 + KERN_VERSION = 0x4 LOCK_EX = 0x2 LOCK_NB = 0x4 LOCK_SH = 0x1 diff --git a/unix/ztypes_freebsd_386.go b/unix/ztypes_freebsd_386.go index 18f78160..f11c787d 100644 --- a/unix/ztypes_freebsd_386.go +++ b/unix/ztypes_freebsd_386.go @@ -539,3 +539,11 @@ const ( type CapRights struct { Rights [2]uint64 } + +type Utsname struct { + Sysname [256]byte + Nodename [256]byte + Release [256]byte + Version [256]byte + Machine [256]byte +} diff --git a/unix/ztypes_freebsd_amd64.go b/unix/ztypes_freebsd_amd64.go index dd0db2a5..65809472 100644 --- a/unix/ztypes_freebsd_amd64.go +++ b/unix/ztypes_freebsd_amd64.go @@ -542,3 +542,11 @@ const ( type CapRights struct { Rights [2]uint64 } + +type Utsname struct { + Sysname [256]byte + Nodename [256]byte + Release [256]byte + Version [256]byte + Machine [256]byte +} diff --git a/unix/ztypes_freebsd_arm.go b/unix/ztypes_freebsd_arm.go index 473d3dcf..5a73ab30 100644 --- a/unix/ztypes_freebsd_arm.go +++ b/unix/ztypes_freebsd_arm.go @@ -542,3 +542,11 @@ const ( type CapRights struct { Rights [2]uint64 } + +type Utsname struct { + Sysname [256]byte + Nodename [256]byte + Release [256]byte + Version [256]byte + Machine [256]byte +}