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[release-branch.go1] syscall: fix 32-bit uid calls

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««« backport 31e36672e3df
syscall: fix 32-bit uid calls
        16-bit uid calls are not always supported in newer kernels.

R=dave, rsc, bradfitz
CC=golang-dev
https://golang.org/cl/6279047

»»»
This commit is contained in:
Shenghou Ma 2012-06-13 16:24:36 -04:00
parent c30e746666
commit 47c317c50b
2 changed files with 30 additions and 28 deletions
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30
src/pkg/syscall/syscall_linux_arm.go
View File

@ -41,26 +41,28 @@ func Seek(fd int, offset int64, whence int) (newoffset int64, err error)
//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys sendmsg(s int, msg *Msghdr, flags int) (err error)
//sys Chown(path string, uid int, gid int) (err error)
//sys Fchown(fd int, uid int, gid int) (err error)
// 64-bit file system and 32-bit uid calls
// (16-bit uid calls are not always supported in newer kernels)
//sys Chown(path string, uid int, gid int) (err error) = SYS_CHOWN32
//sys Fchown(fd int, uid int, gid int) (err error) = SYS_FCHOWN32
//sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys Fstatfs(fd int, buf *Statfs_t) (err error) = SYS_FSTATFS64
//sysnb Getegid() (egid int)
//sysnb Geteuid() (euid int)
//sysnb Getgid() (gid int)
//sysnb Getuid() (uid int)
//sys Lchown(path string, uid int, gid int) (err error)
//sysnb Getegid() (egid int) = SYS_GETEGID32
//sysnb Geteuid() (euid int) = SYS_GETEUID32
//sysnb Getgid() (gid int) = SYS_GETGID32
//sysnb Getuid() (uid int) = SYS_GETUID32
//sys Lchown(path string, uid int, gid int) (err error) = SYS_LCHOWN32
//sys Listen(s int, n int) (err error)
//sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
//sys Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = SYS_SENDFILE64
//sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT
//sys Setfsgid(gid int) (err error)
//sys Setfsuid(uid int) (err error)
//sysnb Setgid(gid int) (err error)
//sysnb Setregid(rgid int, egid int) (err error)
//sysnb Setresgid(rgid int, egid int, sgid int) (err error)
//sysnb Setresuid(ruid int, euid int, suid int) (err error)
//sysnb Setreuid(ruid int, euid int) (err error)
//sys Setfsgid(gid int) (err error) = SYS_SETFSGID32
//sys Setfsuid(uid int) (err error) = SYS_SETFSUID32
//sysnb Setgid(gid int) (err error) = SYS_SETGID32
//sysnb Setregid(rgid int, egid int) (err error) = SYS_SETREGID32
//sysnb Setresgid(rgid int, egid int, sgid int) (err error) = SYS_SETRESGID32
//sysnb Setresuid(ruid int, euid int, suid int) (err error) = SYS_SETRESUID32
//sysnb Setreuid(ruid int, euid int) (err error) = SYS_SETREUID32
//sys Shutdown(fd int, how int) (err error)
//sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
//sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64

28
src/pkg/syscall/zsyscall_linux_arm.go
View File

@ -1203,7 +1203,7 @@ func sendmsg(s int, msg *Msghdr, flags int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Chown(path string, uid int, gid int) (err error) {
_, _, e1 := Syscall(SYS_CHOWN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
_, _, e1 := Syscall(SYS_CHOWN32, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
if e1 != 0 {
err = e1
}
@ -1213,7 +1213,7 @@ func Chown(path string, uid int, gid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Fchown(fd int, uid int, gid int) (err error) {
_, _, e1 := Syscall(SYS_FCHOWN, uintptr(fd), uintptr(uid), uintptr(gid))
_, _, e1 := Syscall(SYS_FCHOWN32, uintptr(fd), uintptr(uid), uintptr(gid))
if e1 != 0 {
err = e1
}
@ -1243,7 +1243,7 @@ func Fstatfs(fd int, buf *Statfs_t) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getegid() (egid int) {
r0, _, _ := RawSyscall(SYS_GETEGID, 0, 0, 0)
r0, _, _ := RawSyscall(SYS_GETEGID32, 0, 0, 0)
egid = int(r0)
return
}
@ -1251,7 +1251,7 @@ func Getegid() (egid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Geteuid() (euid int) {
r0, _, _ := RawSyscall(SYS_GETEUID, 0, 0, 0)
r0, _, _ := RawSyscall(SYS_GETEUID32, 0, 0, 0)
euid = int(r0)
return
}
@ -1259,7 +1259,7 @@ func Geteuid() (euid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getgid() (gid int) {
r0, _, _ := RawSyscall(SYS_GETGID, 0, 0, 0)
r0, _, _ := RawSyscall(SYS_GETGID32, 0, 0, 0)
gid = int(r0)
return
}
@ -1267,7 +1267,7 @@ func Getgid() (gid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Getuid() (uid int) {
r0, _, _ := RawSyscall(SYS_GETUID, 0, 0, 0)
r0, _, _ := RawSyscall(SYS_GETUID32, 0, 0, 0)
uid = int(r0)
return
}
@ -1275,7 +1275,7 @@ func Getuid() (uid int) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Lchown(path string, uid int, gid int) (err error) {
_, _, e1 := Syscall(SYS_LCHOWN, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
_, _, e1 := Syscall(SYS_LCHOWN32, uintptr(unsafe.Pointer(StringBytePtr(path))), uintptr(uid), uintptr(gid))
if e1 != 0 {
err = e1
}
@ -1327,7 +1327,7 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setfsgid(gid int) (err error) {
_, _, e1 := Syscall(SYS_SETFSGID, uintptr(gid), 0, 0)
_, _, e1 := Syscall(SYS_SETFSGID32, uintptr(gid), 0, 0)
if e1 != 0 {
err = e1
}
@ -1337,7 +1337,7 @@ func Setfsgid(gid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setfsuid(uid int) (err error) {
_, _, e1 := Syscall(SYS_SETFSUID, uintptr(uid), 0, 0)
_, _, e1 := Syscall(SYS_SETFSUID32, uintptr(uid), 0, 0)
if e1 != 0 {
err = e1
}
@ -1347,7 +1347,7 @@ func Setfsuid(uid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setgid(gid int) (err error) {
_, _, e1 := RawSyscall(SYS_SETGID, uintptr(gid), 0, 0)
_, _, e1 := RawSyscall(SYS_SETGID32, uintptr(gid), 0, 0)
if e1 != 0 {
err = e1
}
@ -1357,7 +1357,7 @@ func Setgid(gid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setregid(rgid int, egid int) (err error) {
_, _, e1 := RawSyscall(SYS_SETREGID, uintptr(rgid), uintptr(egid), 0)
_, _, e1 := RawSyscall(SYS_SETREGID32, uintptr(rgid), uintptr(egid), 0)
if e1 != 0 {
err = e1
}
@ -1367,7 +1367,7 @@ func Setregid(rgid int, egid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setresgid(rgid int, egid int, sgid int) (err error) {
_, _, e1 := RawSyscall(SYS_SETRESGID, uintptr(rgid), uintptr(egid), uintptr(sgid))
_, _, e1 := RawSyscall(SYS_SETRESGID32, uintptr(rgid), uintptr(egid), uintptr(sgid))
if e1 != 0 {
err = e1
}
@ -1377,7 +1377,7 @@ func Setresgid(rgid int, egid int, sgid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setresuid(ruid int, euid int, suid int) (err error) {
_, _, e1 := RawSyscall(SYS_SETRESUID, uintptr(ruid), uintptr(euid), uintptr(suid))
_, _, e1 := RawSyscall(SYS_SETRESUID32, uintptr(ruid), uintptr(euid), uintptr(suid))
if e1 != 0 {
err = e1
}
@ -1387,7 +1387,7 @@ func Setresuid(ruid int, euid int, suid int) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Setreuid(ruid int, euid int) (err error) {
_, _, e1 := RawSyscall(SYS_SETREUID, uintptr(ruid), uintptr(euid), 0)
_, _, e1 := RawSyscall(SYS_SETREUID32, uintptr(ruid), uintptr(euid), 0)
if e1 != 0 {
err = e1
}